Leaked source code of windows server 2003
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//
// MWND.CPP
// Main WB Window
//
// Copyright Microsoft 1998-
//
// PRECOMP
#include "precomp.h"
#include <dde.h>
#include "version.h"
#include "nmwbobj.h"
static const TCHAR s_cszHtmlHelpFile[] = TEXT("nmwhiteb.chm");
// Class name
TCHAR szMainClassName[] = "T126WBMainWindowClass";
extern TCHAR g_PassedFileName[];
void ShiftFocus(HWND hwndTop, BOOL bForward);
BOOL IsWindowActive(HWND hwnd);
//
// Scroll accelerators
//
typedef struct tagSCROLL
{
UINT uiMenuId;
UINT uiMessage;
UINT uiScrollCode;
}
SCROLL;
static const SCROLL s_MenuToScroll[] =
{
{ IDM_PAGEUP, WM_VSCROLL, SB_PAGEUP },
{ IDM_PAGEDOWN, WM_VSCROLL, SB_PAGEDOWN },
{ IDM_SHIFTPAGEUP, WM_HSCROLL, SB_PAGEUP },
{ IDM_SHIFTPAGEDOWN, WM_HSCROLL, SB_PAGEDOWN },
{ IDM_HOME, WM_HSCROLL, SB_TOP },
{ IDM_HOME, WM_VSCROLL, SB_TOP },
{ IDM_END, WM_HSCROLL, SB_BOTTOM },
{ IDM_END, WM_VSCROLL, SB_BOTTOM },
{ IDM_LINEUP, WM_VSCROLL, SB_LINEUP },
{ IDM_LINEDOWN, WM_VSCROLL, SB_LINEDOWN },
{ IDM_SHIFTLINEUP, WM_HSCROLL, SB_LINEUP },
{ IDM_SHIFTLINEDOWN, WM_HSCROLL, SB_LINEDOWN }
};
// tooltip data
// check codes
#define NA 0 // dont't check checked state
#define TB 1 // check toolbar for checked state
#define BT 2 // check tipped wnd (a button) for checked state
typedef struct
{
UINT nID;
UINT nCheck;
UINT nUpTipID;
UINT nDownTipID;
}
TIPIDS;
TIPIDS g_tipIDsArray[] =
{
{IDM_SELECT, TB, IDS_HINT_SELECT, IDS_HINT_SELECT},
{IDM_ERASER, TB, IDS_HINT_ERASER, IDS_HINT_ERASER},
{IDM_TEXT, TB, IDS_HINT_TEXT, IDS_HINT_TEXT},
{IDM_HIGHLIGHT, TB, IDS_HINT_HIGHLIGHT, IDS_HINT_HIGHLIGHT},
{IDM_PEN, TB, IDS_HINT_PEN, IDS_HINT_PEN},
{IDM_LINE, TB, IDS_HINT_LINE, IDS_HINT_LINE},
{IDM_BOX, TB, IDS_HINT_BOX, IDS_HINT_BOX},
{IDM_FILLED_BOX, TB, IDS_HINT_FBOX, IDS_HINT_FBOX},
{IDM_ELLIPSE, TB, IDS_HINT_ELLIPSE, IDS_HINT_ELLIPSE},
{IDM_FILLED_ELLIPSE, TB, IDS_HINT_FELLIPSE, IDS_HINT_FELLIPSE},
{IDM_ZOOM, TB, IDS_HINT_ZOOM_UP, IDS_HINT_ZOOM_DOWN},
{IDM_REMOTE, TB, IDS_HINT_REMOTE_UP, IDS_HINT_REMOTE_DOWN},
{IDM_LOCK, TB, IDS_HINT_LOCK_UP, IDS_HINT_LOCK_DOWN},
{IDM_SYNC, TB, IDS_HINT_SYNC_UP, IDS_HINT_SYNC_DOWN},
{IDM_GRAB_AREA, TB, IDS_HINT_GRAB_AREA, IDS_HINT_GRAB_AREA},
{IDM_GRAB_WINDOW, TB, IDS_HINT_GRAB_WINDOW, IDS_HINT_GRAB_WINDOW},
{IDM_WIDTH_1, NA, IDS_HINT_WIDTH_1, IDS_HINT_WIDTH_1},
{IDM_WIDTH_2, NA, IDS_HINT_WIDTH_2, IDS_HINT_WIDTH_2},
{IDM_WIDTH_3, NA, IDS_HINT_WIDTH_3, IDS_HINT_WIDTH_3},
{IDM_WIDTH_4, NA, IDS_HINT_WIDTH_4, IDS_HINT_WIDTH_4},
{IDM_PAGE_FIRST, BT, IDS_HINT_PAGE_FIRST, IDS_HINT_PAGE_FIRST},
{IDM_PAGE_PREV, BT, IDS_HINT_PAGE_PREVIOUS, IDS_HINT_PAGE_PREVIOUS},
{IDM_PAGE_ANY, NA, IDS_HINT_PAGE_ANY, IDS_HINT_PAGE_ANY},
{IDM_PAGE_NEXT, BT, IDS_HINT_PAGE_NEXT, IDS_HINT_PAGE_NEXT},
{IDM_PAGE_LAST, BT, IDS_HINT_PAGE_LAST, IDS_HINT_PAGE_LAST},
{IDM_PAGE_INSERT_AFTER, BT, IDS_HINT_PAGE_INSERT, IDS_HINT_PAGE_INSERT}
};
////////////
HRESULT WbMainWindow::WB_LoadFile(LPCTSTR szFile)
{
//
// If a file name was passed
//
if (szFile && g_pMain)
{
int cchLength;
BOOL fSkippedQuote;
// Skip past first quote
if (fSkippedQuote = (*szFile == '"'))
szFile++;
cchLength = lstrlen(szFile);
//
// NOTE:
// There may be DBCS implications with this. Hence we check to see
// if we skipped the first quote; we assume that if the file name
// starts with a quote it must end with one also. But we need to check
// it out.
//
// Strip last quote
if (fSkippedQuote && (cchLength > 0) && (szFile[cchLength - 1] == '"'))
{
BYTE * pLastQuote = (BYTE *)&szFile[cchLength - 1];
TRACE_MSG(("Skipping last quote in file name %s", szFile));
*pLastQuote = '\0';
}
g_pMain->OnOpen(szFile);
}
return S_OK;
}
void WbMainWindow::BringToFront(void)
{
if (NULL != m_hwnd)
{
int nCmdShow = SW_SHOW;
WINDOWPLACEMENT wp;
::ZeroMemory(&wp, sizeof(wp));
wp.length = sizeof(wp);
if (::GetWindowPlacement(m_hwnd, &wp))
{
if (SW_MINIMIZE == wp.showCmd || SW_SHOWMINIMIZED == wp.showCmd)
{
// The window is minimized - restore it:
nCmdShow = SW_RESTORE;
}
}
// show the window now
::ShowWindow(m_hwnd, nCmdShow);
// bring it to the foreground
::SetForegroundWindow(m_hwnd);
}
}
//
//
// Function: WbMainWindow constructor
//
// Purpose: Create the main Whiteboard window. An exception is thrown
// if an error occurs during construction.
//
//
WbMainWindow::WbMainWindow(void)
{
OSVERSIONINFO OsData;
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::WbMainWindow");
//
// Initialize member vars first!
//
ZeroMemory(m_ToolArray, sizeof(m_ToolArray));
m_hwnd = NULL;
m_hwndToolTip = NULL;
ZeroMemory(&m_tiLastHit, sizeof(m_tiLastHit));
m_nLastHit = -1;
m_bInitOk = FALSE;
m_bDisplayingError = FALSE;
m_hwndSB = NULL;
m_bStatusBarOn = TRUE;
m_bToolBarOn = TRUE;
// Load the main accelerator table
m_hAccelTable =
::LoadAccelerators(g_hInstance, MAKEINTRESOURCE(MAINACCELTABLE));
m_hwndQuerySaveDlg = NULL;
m_hwndWaitForEventDlg = NULL;
m_hwndWaitForLockDlg = NULL;
m_pCurrentTool = NULL;
ZeroMemory(m_strFileName, sizeof(m_strFileName));
m_pTitleFileName = NULL;
// Load the alternative accelerator table for the pages edit
// field and text editor
m_hAccelPagesGroup =
::LoadAccelerators(g_hInstance, MAKEINTRESOURCE(PAGESGROUPACCELTABLE));
m_hAccelTextEdit =
::LoadAccelerators(g_hInstance, MAKEINTRESOURCE(TEXTEDITACCELTABLE));
// Show that we are not yet in a call
m_uiSubState = SUBSTATE_IDLE;
// We are not currently displaying a menu
m_hContextMenuBar = NULL;
m_hContextMenu = NULL;
m_hGrobjContextMenuBar = NULL;
m_hGrobjContextMenu = NULL;
m_bInSaveDialog = FALSE;
m_bSelectAllInProgress = FALSE;
m_bUnlockStateSettled = TRUE;
m_bQuerySysShutdown = FALSE;
// figure out if we're on Win95
m_bIsWin95 = FALSE;
OsData.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
if( GetVersionEx( &OsData ) )
{
if( OsData.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS )
m_bIsWin95 = TRUE;
}
m_cancelModeSent = FALSE;
//
// We only do this once for the lifetime of the DLL. There is no
// way really to clean up registered window messages, and each register
// bumps up a ref count. If we registered each time WB was started up
// during one session of CONF, we'd overflow the refcount.
//
if (!g_uConfShutdown)
{
g_uConfShutdown = ::RegisterWindowMessage( NM_ENDSESSION_MSG_NAME );
}
m_pLocalRemotePointer = NULL;
m_localRemotePointerPosition.x = -50;
m_localRemotePointerPosition.y = -50;
}
//
// Open()
// Do Main window initialization (stuff that can fail). After this,
// the run code will try to join the current domain and do message loop
// stuff.
//
BOOL WbMainWindow::Open(int iCommand)
{
WNDCLASSEX wc;
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::Open");
//
// CREATE OTHER GLOBALS
//
if (!InitToolArray())
{
ERROR_OUT(("Can't create tools; failing to start up"));
return(FALSE);
}
//
// Init comon controls
//
InitCommonControls();
//
// CREATE THE MAIN FRAME WINDOW
//
ASSERT(!m_hwnd);
//
// Get the class info for it, and change the name.
//
ZeroMemory(&wc, sizeof(wc));
wc.cbSize = sizeof(wc);
wc.style = CS_DBLCLKS; // CS_HREDRAW | CS_VREDRAW?
wc.lpfnWndProc = WbMainWindowProc;
wc.hInstance = g_hInstance;
wc.hIcon = ::LoadIcon(g_hInstance, MAKEINTRESOURCE(IDI_APP));
wc.hCursor = ::LoadCursor(NULL, MAKEINTRESOURCE(IDC_ARROW));
wc.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1);
wc.lpszMenuName = MAKEINTRESOURCE(IDR_MENU_WB_WITHFILE);
wc.lpszClassName = szMainClassName;
if (!::RegisterClassEx(&wc))
{
ERROR_OUT(("Can't register private frame window class"));
return(FALSE);
}
// Create the main drawing window.
if (!::CreateWindowEx(WS_EX_APPWINDOW | WS_EX_WINDOWEDGE, szMainClassName,
NULL, WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN,
CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, NULL, NULL, g_hInstance, this))
{
// Could not create the main window
ERROR_OUT(("Failed to create main window"));
return(FALSE);
}
ASSERT(m_hwnd);
//
// Create the pop-up context menu
//
if (!CreateContextMenus())
{
ERROR_OUT(("Failed to create context menus"));
return(FALSE);
}
//
// Register the the main window for Drag/Drop messages.
//
DragAcceptFiles(m_hwnd, TRUE);
//
// CREATE THE CHILD WINDOWS
//
// Create the drawing pane
// (the Create call throws an exception on error)
RECT clientRect;
RECT drawingAreaRect;
::GetClientRect(m_hwnd, &clientRect);
drawingAreaRect.top=0;
drawingAreaRect.bottom = DRAW_HEIGHT;
drawingAreaRect.left = 0;
drawingAreaRect.right = DRAW_WIDTH;
// Every control in the main window has a border on it, so increase the
// client size by 1 to force these borders to be drawn under the inside
// black line in the window frame. This prevents a 2 pel wide border
// being drawn
::InflateRect(&clientRect, 1, 1);
SIZE sizeAG;
m_AG.GetNaturalSize(&sizeAG);
if (!m_drawingArea.Create(m_hwnd, &drawingAreaRect))
{
ERROR_OUT(("Failed to create drawing area"));
return(FALSE);
}
//
// Create the toolbar
//
if (!m_TB.Create(m_hwnd))
{
ERROR_OUT(("Failed to create tool window"));
return(FALSE);
}
//
// Create the attributes group
// The attributes group is on the bottom, underneath the
// drawing area, above the status bar.
//
RECT rectAG;
rectAG.left = clientRect.left;
rectAG.right = clientRect.right;
rectAG.top = drawingAreaRect.bottom;
rectAG.bottom = rectAG.top + sizeAG.cy;
if (!m_AG.Create(m_hwnd, &rectAG))
{
ERROR_OUT(("Failed to create attributes group window"));
return(FALSE);
}
//
// Create the widths group.
// The widths group is on the left side, underneath the tools group
//
SIZE sizeWG;
RECT rectWG;
// The widths group is on the left side, underneath the toolbar
m_WG.GetNaturalSize(&sizeWG);
rectWG.left = 0;
rectWG.right = rectWG.left + sizeWG.cx;
rectWG.bottom = rectAG.top;
rectWG.top = rectWG.bottom - sizeWG.cy;
if (!m_WG.Create(m_hwnd, &rectWG))
{
ERROR_OUT(("Failed to create widths group window"));
return(FALSE);
}
//
// Create the status bar
//
m_hwndSB = ::CreateWindowEx(0, STATUSCLASSNAME, NULL,
WS_CHILD | WS_VISIBLE | CCS_NOPARENTALIGN | CCS_NOMOVEY |
CCS_NORESIZE | SBARS_SIZEGRIP,
clientRect.left, clientRect.bottom - STATUSBAR_HEIGHT,
(clientRect.right - clientRect.left), STATUSBAR_HEIGHT,
m_hwnd, 0, g_hInstance, NULL);
if (!m_hwndSB)
{
ERROR_OUT(("Failed to create status bar window"));
return(FALSE);
}
// Initialize the color, width and tool menus
InitializeMenus();
m_currentMenuTool = IDM_SELECT;
m_pCurrentTool = m_ToolArray[TOOL_INDEX(IDM_SELECT)];
OnSelectTool(m_currentMenuTool);
m_hwndToolTip = ::CreateWindowEx(NULL, TOOLTIPS_CLASS, NULL,
WS_POPUP | TTS_ALWAYSTIP, CW_USEDEFAULT, CW_USEDEFAULT,
CW_USEDEFAULT, CW_USEDEFAULT, m_hwnd, NULL, g_hInstance, NULL);
if (!m_hwndToolTip)
{
ERROR_OUT(("Unable to create tooltip window"));
return(FALSE);
}
// Add a dead-area tooltip
TOOLINFO ti;
ZeroMemory(&ti, sizeof(ti));
ti.cbSize = sizeof(TOOLINFO);
ti.uFlags = TTF_IDISHWND;
ti.hwnd = m_hwnd;
ti.uId = (UINT_PTR)m_hwnd;
::SendMessage(m_hwndToolTip, TTM_ADDTOOL, 0, (LPARAM)&ti);
// Ensure the page buttons are disabled while starting
UpdatePageButtons();
// If this is the first time we have created a clipboard object,
// register the private Whiteboard formats.
if (g_ClipboardFormats[CLIPBOARD_PRIVATE] == 0)
{
g_ClipboardFormats[CLIPBOARD_PRIVATE] =
(int) ::RegisterClipboardFormat("NMWT126");
}
m_bInitOk = TRUE;
BOOL bSuccess = TRUE; // indicates whether window opened successfully
// Get the position of the window from options
RECT rectWindow;
OPT_GetWindowRectOption(&rectWindow);
::MoveWindow(m_hwnd, rectWindow.left, rectWindow.top,
rectWindow.right - rectWindow.left,
rectWindow.bottom - rectWindow.top, FALSE );
//
// Inititalize the fake GCC handle, it will be used when we are not in a conference and need
// handles for workspaces/drawings/bitmaps etc...
//
g_localGCCHandle = 1;
//
// Create a standard workspace
//
if(g_pCurrentWorkspace)
{
m_drawingArea.Attach(g_pCurrentWorkspace);
}
else
{
if(g_numberOfWorkspaces < WB_MAX_WORKSPACES)
{
m_drawingArea.Detach();
WorkspaceObj * pObj;
DBG_SAVE_FILE_LINE
pObj = new WorkspaceObj();
pObj->AddToWorkspace();
g_pConferenceWorkspace = pObj;
}
}
CheckMenuItem(IDM_STATUS_BAR_TOGGLE);
CheckMenuItem(IDM_TOOL_BAR_TOGGLE);
//
// Start synced
//
Sync();
if(!OPT_GetBooleanOption(OPT_MAIN_STATUSBARVISIBLE, DFLT_MAIN_STATUSBARVISIBLE))
{
OnStatusBarToggle();
}
if(!OPT_GetBooleanOption(OPT_MAIN_TOOLBARVISIBLE, DFLT_MAIN_TOOLBARVISIBLE))
{
OnToolBarToggle();
}
::ShowWindow(m_hwnd, iCommand);
::UpdateWindow(m_hwnd);
// Update the window title with no file name
UpdateWindowTitle();
// Return value indicating success or failure
return(bSuccess);
}
//
//
// Function : OnMenuSelect
//
// Purpose : Update the text in the help bar
//
//
void WbMainWindow::OnMenuSelect(UINT uiItemID, UINT uiFlags, HMENU hSysMenu)
{
UINT firstMenuId;
UINT statusId;
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnMenuSelect");
//
// Work out the help ID for the menu item. We have to store this now
// because when the user presses F1 from a menu item, we can't tell
// which item it was.
//
if ((uiFlags & MF_POPUP) && (uiFlags & MF_SYSMENU))
{
//
// System menu selected
//
statusId = IDS_MENU_SYSTEM;
}
else if (uiFlags & MF_POPUP)
{
// get popup menu handle and first item (bug NM4db:463)
HMENU hPopup = ::GetSubMenu( hSysMenu, uiItemID );
firstMenuId = ::GetMenuItemID( hPopup, 0 );
// figure out which popup it is so we can display the right help text
switch (firstMenuId)
{
case IDM_NEW:
statusId = IDS_MENU_FILE;
break;
case IDM_DELETE:
statusId = IDS_MENU_EDIT;
break;
case IDM_TOOL_BAR_TOGGLE:
statusId = IDS_MENU_VIEW;
break;
case IDM_EDITCOLOR:
case IDM_TOOLS_START:
statusId = IDS_MENU_TOOLS;
break;
case IDM_HELP:
statusId = IDS_MENU_HELP;
break;
case IDM_WIDTH_1: // (added for bug NM4db:463)
statusId = IDS_MENU_WIDTH;
break;
default:
statusId = IDS_DEFAULT;
break;
}
}
else
{
//
// A normal menu item has been selected
//
statusId = uiItemID;
}
// Set the new help text
TCHAR szStatus[256];
if (::LoadString(g_hInstance, statusId, szStatus, 256))
{
::SetWindowText(m_hwndSB, szStatus);
}
}
//
// WbMainWindowProc()
// Frame window message handler
//
LRESULT WbMainWindowProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
LRESULT lResult = 0;
WbMainWindow * pMain;
pMain = (WbMainWindow *)::GetWindowLongPtr(hwnd, GWLP_USERDATA);
switch (message)
{
case WM_NCCREATE:
pMain = (WbMainWindow *)((LPCREATESTRUCT)lParam)->lpCreateParams;
ASSERT(pMain);
pMain->m_hwnd = hwnd;
::SetWindowLongPtr(hwnd, GWLP_USERDATA, (LONG_PTR)pMain);
goto DefWndProc;
break;
case WM_DESTROY:
ShutDownHelp();
break;
case WM_NCDESTROY:
pMain->m_hwnd = NULL;
break;
case WM_SIZE:
pMain->OnSize((UINT)wParam, (short)LOWORD(lParam), (short)HIWORD(lParam));
break;
case WM_ACTIVATE:
if (GET_WM_ACTIVATE_STATE(wParam, lParam) == WA_INACTIVE)
{
// Cancel the tooltip if it's around
if (pMain->m_hwndToolTip)
::SendMessage(pMain->m_hwndToolTip, TTM_ACTIVATE, FALSE, 0);
}
goto DefWndProc;
break;
case WM_SETFOCUS:
pMain->OnSetFocus();
break;
case WM_CANCELMODE:
pMain->OnCancelMode();
break;
case WM_INITMENUPOPUP:
pMain->OnInitMenuPopup((HMENU)wParam, LOWORD(lParam), HIWORD(lParam));
break;
case WM_MENUSELECT:
pMain->OnMenuSelect(GET_WM_MENUSELECT_CMD(wParam, lParam),
GET_WM_MENUSELECT_FLAGS(wParam, lParam),
GET_WM_MENUSELECT_HMENU(wParam, lParam));
break;
case WM_MEASUREITEM:
pMain->OnMeasureItem((UINT)wParam, (LPMEASUREITEMSTRUCT)lParam);
break;
case WM_DRAWITEM:
pMain->OnDrawItem((UINT)wParam, (LPDRAWITEMSTRUCT)lParam);
break;
case WM_QUERYNEWPALETTE:
lResult = pMain->OnQueryNewPalette();
break;
case WM_PALETTECHANGED:
pMain->OnPaletteChanged((HWND)wParam);
break;
case WM_HELP:
pMain->OnCommand(IDM_HELP, 0, NULL);
break;
case WM_CLOSE:
pMain->OnClose();
break;
case WM_QUERYENDSESSION:
lResult = pMain->OnQueryEndSession();
break;
case WM_ENDSESSION:
pMain->OnEndSession((UINT)wParam);
break;
case WM_SYSCOLORCHANGE:
pMain->OnSysColorChange();
break;
case WM_USER_PRIVATE_PARENTNOTIFY:
pMain->OnParentNotify(GET_WM_PARENTNOTIFY_MSG(wParam, lParam));
break;
case WM_GETMINMAXINFO:
if (pMain)
pMain->OnGetMinMaxInfo((LPMINMAXINFO)lParam);
break;
case WM_COMMAND:
pMain->OnCommand(LOWORD(wParam), HIWORD(wParam), (HWND)lParam);
break;
case WM_NOTIFY:
pMain->OnNotify((UINT)wParam, (NMHDR *)lParam);
break;
case WM_DROPFILES:
pMain->OnDropFiles((HDROP)wParam);
break;
case WM_USER_DISPLAY_ERROR:
pMain->OnDisplayError(wParam, lParam);
break;
case WM_USER_UPDATE_ATTRIBUTES:
pMain->m_AG.DisplayTool(pMain->m_pCurrentTool);
break;
case WM_USER_LOAD_FILE:
pMain->WB_LoadFile(g_PassedFileName);
// Fall through.
case WM_USER_BRING_TO_FRONT_WINDOW:
pMain->BringToFront();
break;
default:
if (message == g_uConfShutdown)
{
lResult = pMain->OnConfShutdown(wParam, lParam);
}
else
{
DefWndProc:
lResult = DefWindowProc(hwnd, message, wParam, lParam);
}
break;
}
return(lResult);
}
//
// OnCommand()
// Command dispatcher for the main window
//
void WbMainWindow::OnCommand(UINT cmd, UINT code, HWND hwndCtl)
{
switch (cmd)
{
//
// FILE MENU
//
case IDM_NEW:
OnNew();
break;
case IDM_OPEN:
OnOpen();
break;
case IDM_SAVE:
OnSave(FALSE);
break;
case IDM_SAVE_AS:
OnSave(TRUE);
break;
case IDM_PRINT:
OnPrint();
break;
case IDM_EXIT:
::PostMessage(m_hwnd, WM_CLOSE, 0, 0);
break;
//
// EDIT MENU
//
case IDM_DELETE:
OnDelete();
break;
case IDM_UNDELETE:
OnUndelete();
break;
case IDM_CUT:
OnCut();
break;
case IDM_COPY:
OnCopy();
break;
case IDM_PASTE:
OnPaste();
break;
case IDM_SELECTALL:
OnSelectAll();
break;
case IDM_BRING_TO_TOP:
m_drawingArea.BringToTopSelection(TRUE, 0);
break;
case IDM_SEND_TO_BACK:
m_drawingArea.SendToBackSelection(TRUE, 0);
break;
case IDM_CLEAR_PAGE:
OnClearPage();
break;
case IDM_DELETE_PAGE:
OnDeletePage();
break;
case IDM_PAGE_INSERT_AFTER:
OnInsertPageAfter();
break;
//
// VIEW MENU
//
case IDM_TOOL_BAR_TOGGLE:
OnToolBarToggle();
break;
case IDM_STATUS_BAR_TOGGLE:
OnStatusBarToggle();
break;
case IDM_ZOOM:
OnZoom();
break;
//
// TOOLS MENU
//
case IDM_SELECT:
case IDM_PEN:
case IDM_HIGHLIGHT:
case IDM_TEXT:
case IDM_ERASER:
case IDM_LINE:
case IDM_BOX:
case IDM_FILLED_BOX:
case IDM_ELLIPSE:
case IDM_FILLED_ELLIPSE:
OnSelectTool(cmd);
break;
case IDM_REMOTE:
OnRemotePointer();
//
// Are we turnig remote pointer on
//
if(m_pLocalRemotePointer)
{
//put us in select-tool mode
OnSelectTool(IDM_SELECT);
}
break;
case IDM_GRAB_AREA:
OnGrabArea();
break;
case IDM_GRAB_WINDOW:
OnGrabWindow();
break;
case IDM_SYNC:
OnSync();
break;
case IDM_LOCK:
OnLock();
break;
case IDM_COLOR:
OnSelectColor();
break;
case IDM_EDITCOLOR:
m_AG.OnEditColors();
break;
case IDM_FONT:
OnChooseFont();
break;
case IDM_WIDTH_1:
case IDM_WIDTH_2:
case IDM_WIDTH_3:
case IDM_WIDTH_4:
OnSelectWidth(cmd);
break;
//
// HELP MENU
//
case IDM_ABOUT:
OnAbout();
break;
case IDM_HELP:
ShowHelp();
break;
//
// PAGE BAR
//
case IDM_PAGE_FIRST:
OnFirstPage();
break;
case IDM_PAGE_PREV:
OnPrevPage();
break;
case IDM_PAGE_GOTO:
OnGotoPage();
break;
case IDM_PAGE_NEXT:
OnNextPage();
break;
case IDM_PAGE_LAST:
OnLastPage();
break;
//
// SCROLLING
//
case IDM_PAGEUP:
case IDM_PAGEDOWN:
case IDM_SHIFTPAGEUP:
case IDM_SHIFTPAGEDOWN:
case IDM_HOME:
case IDM_END:
case IDM_LINEUP:
case IDM_LINEDOWN:
case IDM_SHIFTLINEUP:
case IDM_SHIFTLINEDOWN:
OnScrollAccelerator(cmd);
break;
case ID_NAV_TAB:
ShiftFocus(m_hwnd, TRUE);
break;
case ID_NAV_SHIFT_TAB:
ShiftFocus(m_hwnd, FALSE);
break;
}
}
//
//
// Function: OnInitMenuPopup
//
// Purpose: Process a WM_INITMENUPOPUP event
//
//
void WbMainWindow::OnInitMenuPopup
(
HMENU hMenu,
UINT uiIndex,
BOOL bSystemMenu
)
{
// Ignore the event if it relates to the system menu
if (!bSystemMenu)
{
if (hMenu)
{
SetMenuStates(hMenu);
m_hInitMenu = hMenu;
}
else
{
m_hInitMenu = NULL;
}
// Save the last menu we handled, so that we can alter its state
// if necessary whilst it is still visible
}
}
//
//
// Function: GetMenuWithItem
//
// Purpose: Return the menu which contains the specified item.
//
//
HMENU WbMainWindow::GetMenuWithItem(HMENU hMenu, UINT uiID)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::GetMenuWithItem");
ASSERT(hMenu != NULL);
HMENU hMenuResult = NULL;
// Get the number ofitems in the menu
UINT uiNumItems = ::GetMenuItemCount(hMenu);
UINT uiPos;
UINT uiNextID;
// Look for the item through the menu
for (uiPos = 0; uiPos < uiNumItems; uiPos++)
{
// Get the ID of the item at this position
uiNextID = ::GetMenuItemID(hMenu, uiPos);
if (uiNextID == uiID)
{
// We have found the item
hMenuResult = hMenu;
break;
}
}
// If we have not yet found the item
if (hMenuResult == NULL)
{
// Look through each of the submenus of the current menu
HMENU hSubMenu;
for (uiPos = 0; uiPos < uiNumItems; uiPos++)
{
// Get the ID of the item at this position
uiNextID = ::GetMenuItemID(hMenu, uiPos);
// If the item is a submenu
if (uiNextID == -1)
{
// Get the submenu
hSubMenu = ::GetSubMenu(hMenu, (int) uiPos);
// Search the submenu
hMenuResult = GetMenuWithItem(hSubMenu, uiID);
if (hMenuResult != NULL)
{
// We have found the menu with the requested item
break;
}
}
}
}
return hMenuResult;
}
//
//
// Function: WbMainWindow::InitializeMenus
//
// Purpose: Initialise the menus: set up owner-drawn menu items and
// those read from options file.
//
//
void WbMainWindow::InitializeMenus(void)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::InitializeMenus");
// Make the width menu ownerdraw
HMENU hMenu = GetMenuWithItem(::GetMenu(m_hwnd), IDM_WIDTH_1);
if (hMenu != NULL)
{
// Change each entry to be ownerdraw (loop until failure)
int iIndex;
UINT uiId;
int iCount = ::GetMenuItemCount(hMenu);
for (iIndex = 0; iIndex < iCount; iIndex++)
{
uiId = ::GetMenuItemID(hMenu, iIndex);
::ModifyMenu(hMenu, iIndex,
MF_BYPOSITION
| MF_ENABLED
| MF_OWNERDRAW,
uiId,
NULL);
}
}
}
//
//
// Function: CheckMenuItem
//
// Purpose: Check an item on the application menus (main and context
// menu.)
//
//
void WbMainWindow::CheckMenuItem(UINT uiId)
{
CheckMenuItemRecursive(::GetMenu(m_hwnd), uiId, MF_BYCOMMAND | MF_CHECKED);
CheckMenuItemRecursive(m_hContextMenu, uiId, MF_BYCOMMAND | MF_CHECKED);
CheckMenuItemRecursive(m_hGrobjContextMenu, uiId, MF_BYCOMMAND | MF_CHECKED);
}
//
//
// Function: UncheckMenuItem
//
// Purpose: Uncheck an item on the application menus (main and context
// menus.)
//
//
void WbMainWindow::UncheckMenuItem(UINT uiId)
{
CheckMenuItemRecursive(::GetMenu(m_hwnd), uiId, MF_BYCOMMAND | MF_UNCHECKED);
CheckMenuItemRecursive(m_hContextMenu, uiId, MF_BYCOMMAND | MF_UNCHECKED);
CheckMenuItemRecursive(m_hGrobjContextMenu, uiId, MF_BYCOMMAND | MF_UNCHECKED);
}
//
//
// Function: CheckMenuItemRecursive
//
// Purpose: Check or uncheck an item on the any of the Whiteboard menus.
// This function recursively searches through the menus until
// it finds the specified item. The menu item Ids must be
// unique for this function to work.
//
//
BOOL WbMainWindow::CheckMenuItemRecursive(HMENU hMenu,
UINT uiId,
BOOL bCheck)
{
UINT uiNumItems = ::GetMenuItemCount(hMenu);
// Attempt to check the menu item
UINT uiCheck = MF_BYCOMMAND | (bCheck ? MF_CHECKED : MF_UNCHECKED);
// A return code of -1 from CheckMenuItem implies that
// the menu item was not found
BOOL bChecked = ((::CheckMenuItem(hMenu, uiId, uiCheck) == -1) ? FALSE : TRUE);
if (bChecked)
{
//
// If this item is on the active menu, ensure it's redrawn now
//
if (hMenu == m_hInitMenu)
{
InvalidateActiveMenu();
}
}
else
{
UINT uiPos;
HMENU hSubMenu;
// Recurse through the submenus of the specified menu
for (uiPos = 0; uiPos < uiNumItems; uiPos++)
{
// Assume that the next item is a submenu
// and try to get a pointer to it
hSubMenu = ::GetSubMenu(hMenu, (int)uiPos);
// NULL return implies the item is a not submenu
if (hSubMenu != NULL)
{
// Item is a submenu, make recursive call to search it
bChecked = CheckMenuItemRecursive(hSubMenu, uiId, bCheck);
if (bChecked)
{
// We have found the item
break;
}
}
}
}
return bChecked;
}
//
//
// Function: InvalidateActiveMenu
//
// Purpose: If a menu is currently active, gray items according to
// the current state, and force it to redraw.
//
//
void WbMainWindow::InvalidateActiveMenu()
{
if (m_hInitMenu != NULL)
{
// A menu is displayed, so set the state appropriately and force a
// repaint to show the new state
SetMenuStates(m_hInitMenu);
::RedrawWindow(::GetTopWindow(::GetDesktopWindow()),
NULL, NULL,
RDW_FRAME | RDW_INVALIDATE | RDW_ERASE |
RDW_ERASENOW | RDW_ALLCHILDREN);
}
}
//
//
// Function: SetMenuState
//
// Purpose: Sets menu contents to their correct enabled/disabled state
//
//
void WbMainWindow::SetMenuStates(HMENU hInitMenu)
{
BOOL bLocked;
BOOL bPageOrderLocked;
BOOL bPresentationMode;
UINT uiEnable;
UINT uiCountPages;
BOOL bIdle;
BOOL bSelected;
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::SetMenuStates");
//
// Check menu exists
//
if (hInitMenu == NULL)
{
WARNING_OUT(("Menu doesn't exist"));
return;
}
HMENU hMainMenu = ::GetMenu(m_hwnd);
// Get the window's main menu and check that the menu
// now being popped up is one on the top-level. (We do not
// seem to be able to associate the index number passed with
// sub-menus easily.)
if ((hInitMenu != m_hContextMenu) && (hInitMenu != m_hGrobjContextMenu))
{
BOOL bTopLevel = FALSE;
int nCount = ::GetMenuItemCount(hMainMenu);
for (int nNext = 0; nNext < nCount; nNext++)
{
HMENU hNextMenu = ::GetSubMenu(hMainMenu, nNext);
if (hNextMenu != NULL)
{
if (hNextMenu == hInitMenu)
{
bTopLevel = TRUE;
break;
}
}
}
// not a top level, so leave the function now
if (!bTopLevel)
{
TRACE_DEBUG(("Not top-level menu"));
return;
}
}
BOOL bImNotLocked = (g_pCurrentWorkspace ? (g_pCurrentWorkspace->GetUpdatesEnabled() ? TRUE : g_pNMWBOBJ->m_LockerID == g_MyMemberID) :FALSE);
BOOL bIsThereAnything = IsThereAnythingInAnyWorkspace();
BOOL bIsThereSomethig = bImNotLocked && (g_pCurrentWorkspace && g_pCurrentWorkspace->GetHead() != NULL) ? TRUE : FALSE;
BOOL bIsThereTrash = bImNotLocked && (g_pTrash->GetHead() != NULL) && (g_pCurrentWorkspace != NULL);
BOOL bIsSomethingSelected = bImNotLocked && g_pDraw->GraphicSelected() && g_pDraw->GetSelectedGraphic()->GraphicTool() != TOOLTYPE_REMOTEPOINTER && g_pCurrentWorkspace != NULL;
BOOL bIsSynced = g_pDraw->IsSynced();
BOOL bOnlyOnePage = (g_pListOfWorkspaces->GetHead() == g_pListOfWorkspaces->GetTail());
//
// Functions which are disabled when contents is locked
//
uiEnable = MF_BYCOMMAND | (bImNotLocked && bIsSynced ? MF_ENABLED : MF_GRAYED);
//
// File menu
//
::EnableMenuItem(hInitMenu, IDM_NEW, uiEnable);
::EnableMenuItem(hInitMenu, IDM_OPEN, uiEnable);
uiEnable = MF_BYCOMMAND | (bIsThereAnything ? MF_ENABLED : MF_GRAYED);
::EnableMenuItem(hInitMenu, IDM_SAVE, uiEnable);
::EnableMenuItem(hInitMenu, IDM_SAVE_AS, uiEnable);
::EnableMenuItem(hInitMenu, IDM_PRINT, uiEnable);
//
// Tools menu
//
uiEnable = MF_BYCOMMAND | (bImNotLocked ? MF_ENABLED : MF_GRAYED);
::EnableMenuItem(hInitMenu, IDM_SELECT, uiEnable);
::EnableMenuItem(hInitMenu, IDM_ERASER, uiEnable);
::EnableMenuItem(hInitMenu, IDM_PEN, uiEnable);
::EnableMenuItem(hInitMenu, IDM_HIGHLIGHT, uiEnable);
::EnableMenuItem(hInitMenu, IDM_GRAB_AREA, uiEnable);
::EnableMenuItem(hInitMenu, IDM_GRAB_WINDOW, uiEnable);
::EnableMenuItem(hInitMenu, IDM_LINE, uiEnable);
::EnableMenuItem(hInitMenu, IDM_BOX, uiEnable);
::EnableMenuItem(hInitMenu, IDM_FILLED_BOX, uiEnable);
::EnableMenuItem(hInitMenu, IDM_ELLIPSE, uiEnable);
::EnableMenuItem(hInitMenu, IDM_FILLED_ELLIPSE, uiEnable);
::EnableMenuItem(hInitMenu, IDM_TEXT, m_drawingArea.Zoomed() ? MF_BYCOMMAND | MF_GRAYED : uiEnable);
::EnableMenuItem(hInitMenu, IDM_ZOOM, uiEnable);
::EnableMenuItem(hInitMenu, IDM_REMOTE, uiEnable);
::EnableMenuItem(hInitMenu, IDM_FONT, MF_BYCOMMAND | bImNotLocked && m_pCurrentTool->HasFont() ? MF_ENABLED : MF_GRAYED);
::EnableMenuItem(hInitMenu, IDM_EDITCOLOR, MF_BYCOMMAND | bImNotLocked && m_pCurrentTool->HasColor() ? MF_ENABLED : MF_GRAYED);
HMENU hToolsMenu = ::GetSubMenu(hMainMenu, MENUPOS_TOOLS);
uiEnable = (bImNotLocked && m_pCurrentTool->HasWidth()) ? MF_ENABLED : MF_GRAYED;
if (hToolsMenu == hInitMenu )
{
::EnableMenuItem(hToolsMenu, TOOLSPOS_WIDTH, MF_BYPOSITION | uiEnable );
}
UINT i;
UINT uIdmCurWidth = 0;
if( uiEnable == MF_ENABLED )
uIdmCurWidth = m_pCurrentTool->GetWidthIndex() + IDM_WIDTH_1;
for( i=IDM_WIDTH_1; i<=IDM_WIDTH_4; i++ )
{
::EnableMenuItem(hInitMenu, i, uiEnable );
if( uiEnable == MF_ENABLED )
{
if( uIdmCurWidth == i )
::CheckMenuItem(hInitMenu, i, MF_CHECKED );
else
::CheckMenuItem(hInitMenu, i, MF_UNCHECKED );
}
}
//
// Edit Menu
//
uiEnable = MF_BYCOMMAND | (bIsSomethingSelected? MF_ENABLED : MF_GRAYED);
::EnableMenuItem(hInitMenu, IDM_DELETE, uiEnable );
::EnableMenuItem(hInitMenu, IDM_CUT, uiEnable );
::EnableMenuItem(hInitMenu, IDM_COPY, uiEnable);
::EnableMenuItem(hInitMenu, IDM_BRING_TO_TOP, uiEnable);
::EnableMenuItem(hInitMenu, IDM_SEND_TO_BACK, uiEnable);
uiEnable = MF_BYCOMMAND | (bIsThereSomethig ?MF_ENABLED : MF_GRAYED);
::EnableMenuItem(hInitMenu, IDM_CLEAR_PAGE, uiEnable);
::EnableMenuItem(hInitMenu, IDM_SELECTALL, uiEnable);
::EnableMenuItem(hInitMenu, IDM_PASTE, MF_BYCOMMAND | CLP_AcceptableClipboardFormat() && bImNotLocked ? MF_ENABLED : MF_GRAYED);
::EnableMenuItem(hInitMenu, IDM_UNDELETE, MF_BYCOMMAND | (bIsThereTrash? MF_ENABLED : MF_GRAYED) );
::EnableMenuItem(hInitMenu, IDM_DELETE_PAGE, MF_BYCOMMAND | bIsSynced && bImNotLocked && !bOnlyOnePage ? MF_ENABLED : MF_GRAYED);
::EnableMenuItem(hInitMenu, IDM_PAGE_INSERT_AFTER, MF_BYCOMMAND | bIsSynced && bImNotLocked && g_numberOfWorkspaces < WB_MAX_WORKSPACES ? MF_ENABLED : MF_GRAYED);
//
// View Menu
//
::EnableMenuItem(hInitMenu, IDM_SYNC, MF_BYCOMMAND | (bImNotLocked && !m_drawingArea.IsLocked()? MF_ENABLED : MF_GRAYED));
::EnableMenuItem(hInitMenu, IDM_LOCK, MF_BYCOMMAND |((bImNotLocked && bIsSynced) ? MF_ENABLED : MF_GRAYED));
//
// Enable toolbar
//
EnableToolbar(bImNotLocked);
//
// Enable page controls
//
m_AG.EnablePageCtrls(bImNotLocked);
}
//
//
// Function: WbMainWindow destructor
//
// Purpose: Tidy up main window on destruction.
//
//
WbMainWindow::~WbMainWindow()
{
//
// Destroy the tooltip window
//
if (m_hwndToolTip)
{
::DestroyWindow(m_hwndToolTip);
m_hwndToolTip = NULL;
}
if (m_hGrobjContextMenuBar != NULL)
{
::DestroyMenu(m_hGrobjContextMenuBar);
m_hGrobjContextMenuBar = NULL;
}
m_hGrobjContextMenu = NULL;
if (m_hContextMenuBar != NULL)
{
::DestroyMenu(m_hContextMenuBar);
m_hContextMenuBar = NULL;
}
m_hContextMenu = NULL;
POSITION position = m_pageToPosition.GetHeadPosition();
PAGE_POSITION * pPoint;
while (position)
{
pPoint = (PAGE_POSITION*)m_pageToPosition.GetNext(position);
delete pPoint;
}
m_pageToPosition.EmptyList();
//
// Free the palette
//
if (g_hRainbowPaletteDisplay)
{
if (g_pDraw && g_pDraw->m_hDCCached)
{
// Select out the rainbow palette so we can delete it
::SelectPalette(g_pDraw->m_hDCCached, (HPALETTE)::GetStockObject(DEFAULT_PALETTE), TRUE);
}
DeletePalette(g_hRainbowPaletteDisplay);
g_hRainbowPaletteDisplay = NULL;
}
g_bPalettesInitialized = FALSE;
g_bUsePalettes = FALSE;
if (g_pIcons)
{
delete g_pIcons;
g_pIcons = NULL;
}
if(m_pTitleFileName)
{
delete m_pTitleFileName;
m_pTitleFileName = NULL;
}
//
// Delete all the objectsb in global lists
//
DeleteAllWorkspaces(FALSE);
ASSERT(g_pListOfWorkspaces);
g_pListOfWorkspaces->EmptyList();
ASSERT(g_pListOfObjectsThatRequestedHandles);
g_pListOfObjectsThatRequestedHandles->EmptyList();
g_numberOfWorkspaces = 0;
//
// Delete objects in limbo, sitting in the undelete trash
//
ASSERT(g_pTrash);
T126Obj* pGraphic;
//
// Burn trash
//
pGraphic = (T126Obj *)g_pTrash->RemoveTail();
while (pGraphic != NULL)
{
delete pGraphic;
pGraphic = (T126Obj *) g_pTrash->RemoveTail();
}
DeleteAllRetryPDUS();
DestroyToolArray();
::DestroyWindow(m_hwnd);
::UnregisterClass(szMainClassName, g_hInstance);
}
//
// OnToolHitTest()
// This handles tooltips for child windows.
//
int WbMainWindow::OnToolHitTest(POINT pt, TOOLINFO* pTI) const
{
HWND hwnd;
int status;
int nHit = -1;
ASSERT(!IsBadWritePtr(pTI, sizeof(TOOLINFO)));
hwnd = ::ChildWindowFromPointEx(m_hwnd, pt, CWP_SKIPINVISIBLE);
if (hwnd == m_AG.m_hwnd)
{
::MapWindowPoints(m_hwnd, m_AG.m_hwnd, &pt, 1);
hwnd = ::ChildWindowFromPointEx(m_AG.m_hwnd, pt, CWP_SKIPINVISIBLE);
if (hwnd != NULL)
{
nHit = ::GetDlgCtrlID(hwnd);
pTI->hwnd = m_hwnd;
pTI->uId = (UINT_PTR)hwnd;
pTI->uFlags |= TTF_IDISHWND;
pTI->lpszText = LPSTR_TEXTCALLBACK;
return(nHit);
}
}
else if (hwnd == m_WG.m_hwnd)
{
int iItem;
::MapWindowPoints(m_hwnd, m_WG.m_hwnd, &pt, 1);
iItem = m_WG.ItemFromPoint(pt.x, pt.y);
pTI->hwnd = m_WG.m_hwnd;
pTI->uId = iItem;
// Since the area isn't a window, we must fill in the rect ourself
m_WG.GetItemRect(iItem, &pTI->rect);
pTI->lpszText = LPSTR_TEXTCALLBACK;
return(iItem);
}
else if (hwnd == m_TB.m_hwnd)
{
RECT rect;
TBBUTTON button;
int i;
for (i = 0; i < TOOLBAR_MAXBUTTON; i++)
{
if (::SendMessage(m_TB.m_hwnd, TB_GETITEMRECT, i, (LPARAM)&rect) &&
::PtInRect(&rect, pt) &&
::SendMessage(m_TB.m_hwnd, TB_GETBUTTON, i, (LPARAM)&button) &&
!(button.fsStyle & TBSTYLE_SEP))
{
nHit = button.idCommand;
pTI->hwnd = m_TB.m_hwnd;
pTI->uId = nHit;
pTI->rect = rect;
pTI->lpszText = LPSTR_TEXTCALLBACK;
// found matching rect, return the ID of the button
return(nHit);
}
}
}
return(-1);
}
//
// WinHelp() wrapper
//
LRESULT WbMainWindow::ShowHelp(void)
{
HWND hwndCapture;
// Get the main window out of any mode
::SendMessage(m_hwnd, WM_CANCELMODE, 0, 0);
// Cancel any other tracking
if (hwndCapture = ::GetCapture())
::SendMessage(hwndCapture, WM_CANCELMODE, 0, 0);
// finally, run the NetMeeting Help engine
ShowNmHelp(s_cszHtmlHelpFile);
return S_OK;
}
//
// TimedDlgProc()
// This puts up a visible or invisible dialog which only goes away when
// an event occurs or a certain amount of time has passed. We store the
// DialogBoxParam parameter, a TMDLG pointer, in our user data. That is
// from the stack of the DialogBoxParam() caller, so it is valid until that
// function returns, which won't be until a bit after the dialog has been
// destroyed.
//
INT_PTR CALLBACK TimedDlgProc(HWND hwnd, UINT uMessage, WPARAM wParam, LPARAM lParam)
{
BOOL fHandled = FALSE;
TMDLG * ptm;
switch (uMessage)
{
case WM_INITDIALOG:
ptm = (TMDLG *)lParam;
ASSERT(!IsBadWritePtr(ptm, sizeof(TMDLG)));
::SetWindowLongPtr(hwnd, GWLP_USERDATA, (LONG_PTR)ptm);
//
// Set the WbMainWindow hwnd
//
if (ptm->bLockNotEvent)
{
g_pMain->m_hwndWaitForLockDlg = hwnd;
}
else
{
g_pMain->m_hwndWaitForEventDlg = hwnd;
}
//
// Set max timer
//
::SetTimer(hwnd, TIMERID_MAXDISPLAY, ptm->uiMaxDisplay, NULL);
//
// Change the cursor if invisible
//
if (!ptm->bVisible)
::SetCursor(::LoadCursor(NULL, IDC_WAIT));
fHandled = TRUE;
break;
case WM_TIMER:
ASSERT(wParam == TIMERID_MAXDISPLAY);
// End the dialog--since we timed out, it acts like cancel
::SendMessage(hwnd, WM_COMMAND, MAKELONG(IDCANCEL, BN_CLICKED), 0);
fHandled = TRUE;
break;
case WM_COMMAND:
switch (GET_WM_COMMAND_ID(wParam, lParam))
{
case IDOK:
case IDCANCEL:
if (GET_WM_COMMAND_CMD(wParam, lParam) == BN_CLICKED)
{
ptm = (TMDLG *)::GetWindowLongPtr(hwnd, GWLP_USERDATA);
ASSERT(!IsBadWritePtr(ptm, sizeof(TMDLG)));
// Clear out the HWND variable
if (ptm->bLockNotEvent)
{
g_pMain->m_hwndWaitForLockDlg = NULL;
}
else
{
g_pMain->m_hwndWaitForEventDlg = NULL;
}
// Restore the cursor
if (!ptm->bVisible)
::SetCursor(::LoadCursor(NULL, IDC_ARROW));
::KillTimer(hwnd, TIMERID_MAXDISPLAY);
::EndDialog(hwnd, GET_WM_COMMAND_ID(wParam, lParam));
}
break;
}
fHandled = TRUE;
break;
//
// Don't let these dialogs be killed by any other means than our
// getting an event or timing out.
//
case WM_CLOSE:
fHandled = TRUE;
break;
}
return(fHandled);
}
//
// FilterMessage()
//
// This does tooltip message filtering, then translates accelerators.
//
BOOL WbMainWindow::FilterMessage(MSG* pMsg)
{
BOOL bResult = FALSE;
if ((pMsg->message >= WM_KEYFIRST && pMsg->message <= WM_KEYLAST) ||
(pMsg->message == WM_LBUTTONDOWN || pMsg->message == WM_LBUTTONDBLCLK) ||
(pMsg->message == WM_RBUTTONDOWN || pMsg->message == WM_RBUTTONDBLCLK) ||
(pMsg->message == WM_MBUTTONDOWN || pMsg->message == WM_MBUTTONDBLCLK) ||
(pMsg->message == WM_NCLBUTTONDOWN || pMsg->message == WM_NCLBUTTONDBLCLK) ||
(pMsg->message == WM_NCRBUTTONDOWN || pMsg->message == WM_NCRBUTTONDBLCLK) ||
(pMsg->message == WM_NCMBUTTONDOWN || pMsg->message == WM_NCMBUTTONDBLCLK))
{
// Cancel any tooltip up
::SendMessage(m_hwndToolTip, TTM_ACTIVATE, FALSE, 0);
}
// handle tooltip messages (some messages cancel, some may cause it to popup)
if ((pMsg->message == WM_MOUSEMOVE || pMsg->message == WM_NCMOUSEMOVE ||
pMsg->message == WM_LBUTTONUP || pMsg->message == WM_RBUTTONUP ||
pMsg->message == WM_MBUTTONUP) &&
(GetKeyState(VK_LBUTTON) >= 0 && GetKeyState(VK_RBUTTON) >= 0 &&
GetKeyState(VK_MBUTTON) >= 0))
{
#if 0
//
// If this mouse move isn't for a descendant of the main window, skip
// it. For example, when the tooltip is shown, it gets a mousemove
// to itself, which if we didn't check for it, would cause us to
// immediately dismiss this!
//
HWND hwndTmp = pMsg->hwnd;
while (hwndTmp && (::GetWindowLong(hwndTmp, GWL_STYLE) & WS_CHILD))
{
hwndTmp = ::GetParent(hwndTmp);
}
if (hwndTmp != m_hwnd)
{
// This is not for us, it's for another top level window in
// our app.
goto DoneToolTipFiltering;
}
#endif
// determine which tool was hit
POINT pt;
pt = pMsg->pt;
::ScreenToClient(m_hwnd, &pt);
TOOLINFO tiHit;
ZeroMemory(&tiHit, sizeof(tiHit));
tiHit.cbSize = sizeof(TOOLINFO);
int nHit = OnToolHitTest(pt, &tiHit);
if (m_nLastHit != nHit)
{
if (nHit != -1)
{
// add new tool and activate the tip
if (!::SendMessage(m_hwndToolTip, TTM_ADDTOOL, 0, (LPARAM)&tiHit))
{
ERROR_OUT(("TTM_ADDTOOL failed"));
}
if (::GetActiveWindow() == m_hwnd)
{
// allow the tooltip to popup when it should
::SendMessage(m_hwndToolTip, TTM_ACTIVATE, TRUE, 0);
// bring the tooltip window above other popup windows
::SetWindowPos(m_hwndToolTip, HWND_TOP, 0, 0, 0, 0,
SWP_NOACTIVATE|SWP_NOSIZE|SWP_NOMOVE);
}
}
// relay mouse event before deleting old tool
::SendMessage(m_hwndToolTip, TTM_RELAYEVENT, 0, (LPARAM)pMsg);
// now safe to delete the old tool
if (m_tiLastHit.cbSize != 0)
::SendMessage(m_hwndToolTip, TTM_DELTOOL, 0, (LPARAM)&m_tiLastHit);
m_nLastHit = nHit;
m_tiLastHit = tiHit;
}
else
{
// relay mouse events through the tooltip
if (nHit != -1)
::SendMessage(m_hwndToolTip, TTM_RELAYEVENT, 0, (LPARAM)pMsg);
}
}
#if 0
DoneToolTipFiltering:
#endif
// Assume we will use the main accelerator table
HACCEL hAccelTable = m_hAccelTable;
// If this window has focus, just continue
HWND hwndFocus = ::GetFocus();
if (hwndFocus && (hwndFocus != m_hwnd))
{
// Check whether an edit field in the pages group has the focus
if (m_AG.IsChildEditField(hwndFocus))
{
hAccelTable = m_hAccelPagesGroup;
}
// Check whether text editor has the focus and is active
else if ( (hwndFocus == m_drawingArea.m_hwnd)
&& (m_drawingArea.TextEditActive()))
{
// Let editbox do its own acceleration.
hAccelTable = NULL;
}
}
return ( (hAccelTable != NULL)
&& ::TranslateAccelerator(m_hwnd, hAccelTable, pMsg));
}
//
//
// Function: OnDisplayError
//
// Purpose: Display an error message
//
//
void WbMainWindow::OnDisplayError(WPARAM uiFEReturnCode, LPARAM uiDCGReturnCode)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnDisplayError");
// Only continue if we are not currently displaying an error
if (!m_bDisplayingError)
{
// Show that we are currently displaying an error message
m_bDisplayingError = TRUE;
// Display the error
::ErrorMessage((UINT)uiFEReturnCode, (UINT)uiDCGReturnCode);
// Show that we are no longer displaying an error
m_bDisplayingError = FALSE;
}
}
//
//
// Function: OnPaletteChanged
//
// Purpose: The palette has changed.
//
//
void WbMainWindow::OnPaletteChanged(HWND hwndPalette)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnPaletteChanged");
if ((hwndPalette != m_hwnd) &&
(hwndPalette != m_drawingArea.m_hwnd))
{
// Tell the drawing area to realize its palette
m_drawingArea.RealizePalette( TRUE );
}
}
//
//
// Function: OnQueryNewPalette
//
// Purpose: We are getting focus and must realize our palette
//
//
LRESULT WbMainWindow::OnQueryNewPalette(void)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnQueryNewPalette");
// Tell the drawing area to realize its palette
m_drawingArea.RealizePalette( FALSE );
return TRUE;
}
//
//
// Function: PopupContextMenu
//
// Purpose: Popup the context menu for the drawing area. This is called
// by the drawing area window on a right mouse click.
//
//
void WbMainWindow::PopupContextMenu(int x, int y)
{
POINT surfacePos;
RECT clientRect;
T126Obj * pGraphic;
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::PopupContextMenu");
surfacePos.x = x;
surfacePos.y = y;
m_drawingArea.ClientToSurface(&surfacePos);
if( (pGraphic = m_drawingArea.GetHitObject( surfacePos )) != NULL
&& pGraphic->GraphicTool() != TOOLTYPE_REMOTEPOINTER )
{
if(!pGraphic->IsSelected() )
{
g_pDraw->SelectGraphic(pGraphic);
}
// selector tool is active, and one or more objects are selected
m_hInitMenu = m_hGrobjContextMenu;
}
else
{
// no current selection, show drawing menu
m_hInitMenu = m_hContextMenu;
}
// set up current menu state
SetMenuStates(m_hInitMenu);
// pop it up
::GetClientRect(m_drawingArea.m_hwnd, &clientRect);
::MapWindowPoints(m_drawingArea.m_hwnd, NULL, (LPPOINT)&clientRect.left, 2);
::TrackPopupMenu(m_hInitMenu, TPM_RIGHTALIGN | TPM_RIGHTBUTTON,
x + clientRect.left,
y + clientRect.top,
0,
m_hwnd,
NULL);
// reset m_hInitMenu to indicate the popup menu isn't being shown anymore
m_hInitMenu = NULL;
}
//
//
// Function: OnSize
//
// Purpose: The window has been resized.
//
//
void WbMainWindow::OnSize(UINT nType, int cx, int cy )
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnSize");
// Only process this message if the window is not minimized
if (nType != SIZE_MINIMIZED)
{
// The user's view has changed
PositionUpdated();
if (m_bStatusBarOn)
{
::ShowWindow(m_hwndSB, SW_HIDE);
}
// Resize the subpanes of the window
ResizePanes();
// Show it again
if (m_bStatusBarOn)
{
::ShowWindow(m_hwndSB, SW_SHOW);
}
// If the status has changed, set the option
if (m_uiWindowSize != nType)
{
m_uiWindowSize = nType;
// Write the new option values to file
OPT_SetBooleanOption(OPT_MAIN_MAXIMIZED,
(m_uiWindowSize == SIZE_MAXIMIZED));
OPT_SetBooleanOption(OPT_MAIN_MINIMIZED,
(m_uiWindowSize == SIZE_MINIMIZED));
}
}
}
//
//
// Function: SaveWindowPosition
//
// Purpose: Save the current window position to the options file.
//
//
void WbMainWindow::SaveWindowPosition(void)
{
RECT rectWindow;
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::SaveWindowPosition");
// Get the new window rectangle
::GetWindowRect(m_hwnd, &rectWindow);
// Write the new option values to file
OPT_SetWindowRectOption(&rectWindow);
}
//
//
// Function: ResizePanes
//
// Purpose: Resize the subpanes of the main window.
//
//
void WbMainWindow::ResizePanes(void)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::ResizePanes");
//
//
// The client area is organized as follows:
//
// -------------------------------------
// | | |
// | T | |
// | o | Drawing Area |
// | o | |
// | l | |
// | s | |
// |---| |
// | W | |
// | i | |
// | d | |
// | t | |
// | h | |
// | s | |
// |-----------------------------------|
// | Attributes (colors) | Pages |
// |-----------------------------------|
// | Status |
// -------------------------------------
//
//
RECT clientRect;
RECT rectStatusBar;
RECT rectToolBar;
RECT rectWG;
RECT rectAG;
RECT rectDraw;
SIZE size;
SIZE sizeAG;
// Get the client rectangle
::GetClientRect(m_hwnd, &clientRect);
rectStatusBar = clientRect;
// Resize the help bar and progress meter
if (m_bStatusBarOn)
{
rectStatusBar.top = rectStatusBar.bottom - STATUSBAR_HEIGHT;
::MoveWindow(m_hwndSB, rectStatusBar.left, rectStatusBar.top,
rectStatusBar.right - rectStatusBar.left,
rectStatusBar.bottom - rectStatusBar.top, TRUE);
}
else
{
// Status bar is off - set it's height to zero
rectStatusBar.top = rectStatusBar.bottom;
}
// Resize the tool and width windows
m_TB.GetNaturalSize(&size);
rectToolBar.left = 0;
rectToolBar.right = rectToolBar.left + size.cx;
rectToolBar.top = 0;
rectToolBar.bottom = rectToolBar.top + size.cy;
m_WG.GetNaturalSize(&size);
rectWG.left = rectToolBar.left;
rectWG.top = rectToolBar.bottom;
rectWG.bottom = rectWG.top + size.cy;
if (!m_bToolBarOn)
{
// Toolbar is either off or floating - set its width to zero
rectToolBar.right = rectToolBar.left;
}
rectWG.right = rectToolBar.right;
// Position attribute group
m_AG.GetNaturalSize(&sizeAG);
::MoveWindow(m_AG.m_hwnd, rectToolBar.left, rectStatusBar.top - sizeAG.cy,
clientRect.right - rectToolBar.left, sizeAG.cy, TRUE);
// finish fiddling with tools and widths bars
if (m_bToolBarOn)
{
//
// We make the toolbar, which includes the width bar, extend all
// down the left side.
//
rectToolBar.bottom = rectStatusBar.top - sizeAG.cy;
rectWG.left += TOOLBAR_MARGINX;
rectWG.right -= 2*TOOLBAR_MARGINX;
::MoveWindow(m_TB.m_hwnd, rectToolBar.left,
rectToolBar.top, rectToolBar.right - rectToolBar.left,
rectToolBar.bottom - rectToolBar.top, TRUE);
::MoveWindow(m_WG.m_hwnd, rectWG.left, rectWG.top,
rectWG.right - rectWG.left, rectWG.bottom - rectWG.top, TRUE);
::BringWindowToTop(m_WG.m_hwnd);
}
// Resize the drawing pane
rectDraw = clientRect;
rectDraw.bottom = rectStatusBar.top - sizeAG.cy;
rectDraw.left = rectToolBar.right;
::MoveWindow(m_drawingArea.m_hwnd, rectDraw.left, rectDraw.top,
rectDraw.right - rectDraw.left, rectDraw.bottom - rectDraw.top, TRUE);
// Check to see if Width group is overlapping Attributes group. This can happen if
// the menu bar has wrapped because the window isn't wide enough (bug 424)
RECT crWidthWnd;
RECT crAttrWnd;
::GetWindowRect(m_WG.m_hwnd, &crWidthWnd);
::GetWindowRect(m_AG.m_hwnd, &crAttrWnd);
if (crAttrWnd.top < crWidthWnd.bottom)
{
// the menu bar has wrapped and our height placements are wrong. Adjust window
// by difference and try again
RECT crMainWnd;
::GetWindowRect(m_hwnd, &crMainWnd);
crMainWnd.bottom += (crWidthWnd.bottom - crAttrWnd.top + ::GetSystemMetrics(SM_CYFIXEDFRAME));
::MoveWindow(m_hwnd, crMainWnd.left, crMainWnd.top,
crMainWnd.right - crMainWnd.left, crMainWnd.bottom - crMainWnd.top,
FALSE);
// this is going to recurse but the adjustment will happen only once.....
}
}
//
//
// Function: WbMainWindow::OnGetMinMaxInfo
//
// Purpose: Set the minimum and maximum tracking sizes of the window
//
//
void WbMainWindow::OnGetMinMaxInfo(LPMINMAXINFO lpmmi)
{
if (m_TB.m_hwnd == NULL)
return; // not ready to do this yet
SIZE csFrame;
SIZE csSeparator;
SIZE csAG;
SIZE csToolBar;
SIZE csWidthBar;
SIZE csMaxSize;
SIZE csScrollBars;
csFrame.cx = ::GetSystemMetrics(SM_CXSIZEFRAME);
csFrame.cy = ::GetSystemMetrics(SM_CYSIZEFRAME);
csSeparator.cx = ::GetSystemMetrics(SM_CXEDGE);
csSeparator.cy = ::GetSystemMetrics(SM_CYEDGE);
csScrollBars.cx = ::GetSystemMetrics(SM_CXVSCROLL);
csScrollBars.cy = ::GetSystemMetrics(SM_CYHSCROLL);
m_AG.GetNaturalSize(&csAG);
m_TB.GetNaturalSize(&csToolBar);
m_WG.GetNaturalSize(&csWidthBar);
// Set the minimum width and height of the window
lpmmi->ptMinTrackSize.x =
csFrame.cx + csAG.cx + csFrame.cx;
lpmmi->ptMinTrackSize.y =
csFrame.cy +
GetSystemMetrics( SM_CYCAPTION ) +
GetSystemMetrics( SM_CYMENU ) +
csToolBar.cy +
csWidthBar.cy +
csSeparator.cy +
csAG.cy +
csSeparator.cy +
csFrame.cy +
STATUSBAR_HEIGHT;
//
// Retrieves the size of the work area on the primary display monitor. The work
// area is the portion of the screen not obscured by the system taskbar or by
// application desktop toolbars
//
RECT rcWorkArea;
::SystemParametersInfo( SPI_GETWORKAREA, 0, (&rcWorkArea), NULL );
csMaxSize.cx = rcWorkArea.right - rcWorkArea.left;
csMaxSize.cy = rcWorkArea.bottom - rcWorkArea.top;
lpmmi->ptMaxPosition.x = 0;
lpmmi->ptMaxPosition.y = 0;
lpmmi->ptMaxSize.x = csMaxSize.cx;
lpmmi->ptMaxSize.y = csMaxSize.cy;
lpmmi->ptMaxTrackSize.x = csMaxSize.cx;
lpmmi->ptMaxTrackSize.y = csMaxSize.cy;
}
//
//
// Function: WbMainWindow::CreateContextMenus
//
// Purpose: Create the pop-up context menus: used within the application
// drawing area.
//
//
BOOL WbMainWindow::CreateContextMenus(void)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::CreateContextMenus");
m_hContextMenuBar = ::LoadMenu(g_hInstance, MAKEINTRESOURCE(CONTEXTMENU));
if (!m_hContextMenuBar)
{
ERROR_OUT(("Failed to create context menu"));
DefaultExceptionHandler(WBFE_RC_WINDOWS, 0);
return FALSE;
}
m_hContextMenu = ::GetSubMenu(m_hContextMenuBar, 0);
m_hGrobjContextMenuBar = ::LoadMenu(g_hInstance, MAKEINTRESOURCE(GROBJMENU));
if (!m_hGrobjContextMenuBar)
{
ERROR_OUT(("Failed to create grobj context menu"));
DefaultExceptionHandler(WBFE_RC_WINDOWS, 0);
return FALSE;
}
m_hGrobjContextMenu = ::GetSubMenu(m_hGrobjContextMenuBar, 0);
// make parts of m_hGrobjContextMenu be owner draw
::ModifyMenu(m_hGrobjContextMenu, IDM_WIDTH_1, MF_ENABLED | MF_OWNERDRAW,
IDM_WIDTH_1, NULL);
::ModifyMenu(m_hGrobjContextMenu, IDM_WIDTH_2, MF_ENABLED | MF_OWNERDRAW,
IDM_WIDTH_2, NULL);
::ModifyMenu(m_hGrobjContextMenu, IDM_WIDTH_3, MF_ENABLED | MF_OWNERDRAW,
IDM_WIDTH_3, NULL);
::ModifyMenu(m_hGrobjContextMenu, IDM_WIDTH_4, MF_ENABLED | MF_OWNERDRAW,
IDM_WIDTH_4, NULL);
return TRUE;
}
//
//
// Function: WbMainWindow::OnMeasureItem
//
// Purpose: Return the size of an item in the widths menu
//
//
void WbMainWindow::OnMeasureItem
(
int nIDCtl,
LPMEASUREITEMSTRUCT measureStruct
)
{
// Check that this is for a color menu item
if ( (measureStruct->itemID >= IDM_WIDTHS_START)
&& (measureStruct->itemID < IDM_WIDTHS_END))
{
measureStruct->itemWidth = ::GetSystemMetrics(SM_CXMENUCHECK) +
(2 * CHECKMARK_BORDER_X) + COLOR_MENU_WIDTH;
measureStruct->itemHeight = ::GetSystemMetrics(SM_CYMENUCHECK) +
(2 * CHECKMARK_BORDER_Y);
}
}
//
//
// Function: WbMainWindow::OnDrawItem
//
// Purpose: Draw an item in the color menu
//
//
void WbMainWindow::OnDrawItem
(
int nIDCtl,
LPDRAWITEMSTRUCT drawStruct
)
{
COLORREF crMenuBackground;
COLORREF crMenuText;
HPEN hOldPen;
HBRUSH hOldBrush;
COLORREF crOldBkgnd;
COLORREF crOldText;
int nOldBkMode;
HBITMAP hbmp = NULL;
BITMAP bitmap;
UINT uiCheckWidth;
UINT uiCheckHeight;
RECT rect;
RECT rectCheck;
RECT rectLine;
HDC hMemDC;
UINT uiWidthIndex;
UINT uiWidth;
HPEN hPenMenu;
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnDrawItem");
// Check that this is a width menu item
if( (drawStruct->itemID < IDM_WIDTHS_START) ||
(drawStruct->itemID >= IDM_WIDTHS_END) )
{
return;
}
// get menu item colors
if( (drawStruct->itemState & ODS_SELECTED) ||
((drawStruct->itemState & (ODS_SELECTED |ODS_CHECKED)) ==
(ODS_SELECTED |ODS_CHECKED))
)
{
crMenuBackground = COLOR_HIGHLIGHT;
crMenuText = COLOR_HIGHLIGHTTEXT;
}
else if( drawStruct->itemState & ODS_GRAYED)
{
crMenuBackground = COLOR_MENU;
crMenuText = COLOR_GRAYTEXT;
}
else
{
crMenuBackground = COLOR_MENU;
crMenuText = COLOR_MENUTEXT;
}
hPenMenu = ::CreatePen(PS_SOLID, 0, ::GetSysColor(crMenuBackground));
if (!hPenMenu)
{
TRACE_MSG(("Failed to create penMenu"));
::PostMessage(m_hwnd, WM_USER_DISPLAY_ERROR, WBFE_RC_WINDOWS, 0);
goto bail_out;
}
rect = drawStruct->rcItem;
// Fill the whole box with current menu background color
hOldPen = SelectPen(drawStruct->hDC, hPenMenu);
hOldBrush = SelectBrush(drawStruct->hDC, GetSysColorBrush(crMenuBackground));
::Rectangle(drawStruct->hDC, rect.left, rect.top, rect.right, rect.bottom);
SelectBrush(drawStruct->hDC, hOldBrush);
SelectPen(drawStruct->hDC, hOldPen);
if( (hbmp = (HBITMAP)LoadImage( NULL, MAKEINTRESOURCE( OBM_CHECK ), IMAGE_BITMAP,
0,0, 0 ))
== NULL )
{
TRACE_MSG(("Failed to create check image"));
::PostMessage(m_hwnd, WM_USER_DISPLAY_ERROR, WBFE_RC_WINDOWS, 0);
goto bail_out;
}
// Get the width and height of the bitmap (allowing some border)
::GetObject(hbmp, sizeof(BITMAP), &bitmap);
uiCheckWidth = bitmap.bmWidth + (2 * CHECKMARK_BORDER_X);
uiCheckHeight = bitmap.bmHeight;
// Draw in a checkmark (if needed)
if (drawStruct->itemState & ODS_CHECKED)
{
hMemDC = ::CreateCompatibleDC(drawStruct->hDC);
if (!hMemDC)
{
ERROR_OUT(("Failed to create memDC"));
::PostMessage(m_hwnd, WM_USER_DISPLAY_ERROR, WBFE_RC_WINDOWS, 0);
goto bail_out;
}
crOldBkgnd = ::SetBkColor(drawStruct->hDC, GetSysColor( crMenuBackground ) );
crOldText = ::SetTextColor(drawStruct->hDC, GetSysColor( crMenuText ) );
nOldBkMode = ::SetBkMode(drawStruct->hDC, OPAQUE );
HBITMAP hOld = SelectBitmap(hMemDC, hbmp);
if (hOld != NULL)
{
rectCheck = rect;
rectCheck.top += ((rectCheck.bottom - rectCheck.top)/2 - uiCheckHeight/2);
rectCheck.right = rectCheck.left + uiCheckWidth;
rectCheck.bottom = rectCheck.top + uiCheckHeight;
::BitBlt(drawStruct->hDC, rectCheck.left,
rectCheck.top,
rectCheck.right - rectCheck.left,
rectCheck.bottom - rectCheck.top,
hMemDC,
0,
0,
SRCCOPY);
SelectBitmap(hMemDC, hOld);
}
::SetBkMode(drawStruct->hDC, nOldBkMode);
::SetTextColor(drawStruct->hDC, crOldText);
::SetBkColor(drawStruct->hDC, crOldBkgnd);
::DeleteDC(hMemDC);
}
DeleteBitmap(hbmp);
// Allow room for the checkmark to the left of the color
rect.left += uiCheckWidth;
uiWidthIndex = drawStruct->itemID - IDM_WIDTHS_START;
uiWidth = g_PenWidths[uiWidthIndex];
// If pens are very wide they can be larger than the allowed rectangle.
// So we reduce the clipping rectangle here. We save the DC so that we
// can restore it - getting the clip region back.
if (::SaveDC(drawStruct->hDC) == 0)
{
ERROR_OUT(("Failed to save DC"));
::PostMessage(m_hwnd, WM_USER_DISPLAY_ERROR, WBFE_RC_WINDOWS, 0);
goto bail_out;
}
if (::IntersectClipRect(drawStruct->hDC, rect.left, rect.top,
rect.right, rect.bottom) == ERROR)
{
ERROR_OUT(("Failed to set clip rect"));
::RestoreDC(drawStruct->hDC, -1);
::PostMessage(m_hwnd, WM_USER_DISPLAY_ERROR, WBFE_RC_WINDOWS, 0);
goto bail_out;
}
hOldPen = SelectPen(drawStruct->hDC, hPenMenu);
hOldBrush = SelectBrush(drawStruct->hDC, GetSysColorBrush(crMenuText));
rectLine.left = rect.left;
rectLine.top = rect.top + ((rect.bottom - rect.top) / 2) - uiWidth/2;
rectLine.right= rect.right - ((rect.right - rect.left) / 6);
rectLine.bottom = rectLine.top + uiWidth + 2;
::Rectangle(drawStruct->hDC, rectLine.left, rectLine.top,
rectLine.right, rectLine.bottom);
SelectBrush(drawStruct->hDC, hOldBrush);
SelectPen(drawStruct->hDC, hOldPen);
::RestoreDC(drawStruct->hDC, -1);
bail_out:
if (hPenMenu != NULL)
{
::DeletePen(hPenMenu);
}
}
//
//
// Function: OnSetFocus
//
// Purpose: The window is getting the focus
//
//
void WbMainWindow::OnSetFocus(void)
{
// We pass the focus on to the main drawing area
::SetFocus(m_drawingArea.m_hwnd);
}
//
//
// Function: OnParentNotfiy
//
// Purpose: Process a message coming from a child window
//
//
void WbMainWindow::OnParentNotify(UINT uiMessage)
{
switch (uiMessage)
{
// Scroll message from the drawing area. These are sent when the user
// scrolls the area using the scroll bars. We queue an update of the
// current sync position.
case WM_HSCROLL:
case WM_VSCROLL:
// The user's view has changed
PositionUpdated();
break;
}
}
//
//
// Function: QuerySaveRequired
//
// Purpose: Check whether the drawing pane contents are to be saved
// before a destructive function is performed.
//
//
int WbMainWindow::QuerySaveRequired(BOOL bCancelBtn)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::QuerySaveRequired");
// If we are not maximized
if (!::IsZoomed(m_hwnd) && !::IsIconic(m_hwnd))
{
// Save the new position of the window
SaveWindowPosition();
}
// Default the response to "no save required"
int iResult = IDNO;
//
// If we are already displaying a "Save As" dialog, dismiss it.
//
if (m_hwndQuerySaveDlg != NULL)
{
::SendMessage(m_hwndQuerySaveDlg, WM_COMMAND,
MAKELONG(IDCANCEL, BN_CLICKED), 0);
ASSERT(m_hwndQuerySaveDlg == NULL);
}
// If any of the pages has changed - ask the user if they want to
// save the contents of the Whiteboard.
if (g_bContentsChanged && IsThereAnythingInAnyWorkspace())
{
::SetForegroundWindow(m_hwnd); //bring us to the top first
// SetForegroundWindow() does not work properly in Memphis when its called during a
// SendMessage handler, specifically, when conf calls me to shutdown. The window activation
// state is messed up or something and my window does not pop to the top. So I have to
// force my window to the top using SetWindowPos. But even after that the titlebar is not
// highlighted properly. I tried combinations of SetActiveWindow, SetFocus, etc but to no
// avail. But, at least the dialog is visible so you can clear it thus fixing the
// bug (NM4db:2103). SetForegroundWindow() works ok for Win95 and NT here without
// having to use SetWindowPos (it doesn't hurt anyting to do it anyway so I didn't
// do a platform check).
::SetWindowPos(m_hwnd, HWND_TOPMOST, 0,0, 0,0, SWP_NOMOVE | SWP_NOSIZE ); // force to top
::SetWindowPos(m_hwnd, HWND_NOTOPMOST, 0,0, 0,0, SWP_NOMOVE | SWP_NOSIZE ); // let go of topmost
//
// Display a dialog box with the relevant question
// LOWORD of user data is "cancel command is allowed"
// HIWORD of user data is "disable cancel button"
//
iResult = (int)DialogBoxParam(g_hInstance,
bCancelBtn ? MAKEINTRESOURCE(QUERYSAVEDIALOGCANCEL)
: MAKEINTRESOURCE(QUERYSAVEDIALOG),
m_hwnd,
QuerySaveDlgProc,
MAKELONG(bCancelBtn, FALSE));
}
return iResult;
}
//
// QuerySaveDlgProc()
// Handler for query save dialogs. We save some flags in GWL_USER
//
INT_PTR CALLBACK QuerySaveDlgProc(HWND hwnd, UINT uMessage, WPARAM wParam, LPARAM lParam)
{
BOOL fHandled = FALSE;
switch (uMessage)
{
case WM_INITDIALOG:
//
// Save away our HWND so this dialog can be cancelled if necessary
//
g_pMain->m_hwndQuerySaveDlg = hwnd;
// Remember the flags we passed
::SetWindowLongPtr(hwnd, GWLP_USERDATA, lParam);
// Should the cancel button be disabled?
if (HIWORD(lParam))
::EnableWindow(::GetDlgItem(hwnd, IDCANCEL), FALSE);
// Bring us to the front
::SetForegroundWindow(hwnd);
fHandled = TRUE;
break;
case WM_CLOSE:
// Even if the cancel button is disabled, kill the dialog
::PostMessage(hwnd, WM_COMMAND, IDCANCEL, 0);
fHandled = TRUE;
break;
case WM_COMMAND:
switch (GET_WM_COMMAND_ID(wParam, lParam))
{
case IDCANCEL:
//
// If a dialog doesn't have a cancel button or it's
// disabled and the user pressed the close btn, we can
// get here.
//
if (!LOWORD(::GetWindowLongPtr(hwnd, GWLP_USERDATA)))
wParam = MAKELONG(IDNO, HIWORD(wParam));
// FALL THRU
case IDYES:
case IDNO:
if (GET_WM_COMMAND_CMD(wParam, lParam) == BN_CLICKED)
{
g_pMain->m_hwndQuerySaveDlg = NULL;
::EndDialog(hwnd, GET_WM_COMMAND_ID(wParam, lParam));
break;
}
break;
}
fHandled = TRUE;
break;
}
return(fHandled);
}
//
//
// Function: OnNew
//
// Purpose: Clear the workspace and associated filenames
//
//
LRESULT WbMainWindow::OnNew(void)
{
int iDoNew;
if( UsersMightLoseData( NULL, NULL ) ) // bug NM4db:418
return S_OK;
// check state before proceeding - if we're already doing a new, then abort
if (m_uiSubState == SUBSTATE_NEW_IN_PROGRESS)
{
// post an error message indicating the whiteboard is busy
::PostMessage(m_hwnd, WM_USER_DISPLAY_ERROR, WBFE_RC_WB, WB_RC_BUSY);
return S_OK;
}
// if we're currently loading, then cancel the load and proceed (don't
// prompt to save).
else if (m_uiSubState == SUBSTATE_LOADING)
{
// cancel load, not releasing the page order lock, because
// we need it immediately afterwards
CancelLoad(FALSE);
iDoNew = IDNO;
}
// otherwise prompt to save if necessary
else
{
// Get confirmation for the new
iDoNew = QuerySaveRequired(TRUE);
}
if (iDoNew == IDYES)
{
// Save the changes
iDoNew = (int)OnSave(FALSE);
}
// If the user did not cancel the operation, clear the drawing area
if (iDoNew != IDCANCEL)
{
//
// Remember if we had a remote pointer.
// In OldWB, the remote pointer is a global thing that clearing
// doesn't get rid of.
// In T.126WB, it's just an object on a page, so we need to add
// it back because we're deleting the old pages and creating
// new ones.
//
BOOL bRemote = FALSE;
if (m_pLocalRemotePointer)
{
// Remove remote pointer from pages
bRemote = TRUE;
OnRemotePointer();
}
::InvalidateRect(g_pDraw->m_hwnd, NULL, TRUE);
DeleteAllWorkspaces(TRUE);
WorkspaceObj * pObj;
DBG_SAVE_FILE_LINE
pObj = new WorkspaceObj();
pObj->AddToWorkspace();
if (bRemote)
{
// Put it back
OnRemotePointer();
}
// Clear the associated file name
ZeroMemory(m_strFileName, sizeof(m_strFileName));
// Update the window title with no file name
UpdateWindowTitle();
}
return S_OK;
}
//
//
// Function: OnNextPage
//
// Purpose: Move to the next worksheet in the pages list
//
//
LRESULT WbMainWindow::OnNextPage(void)
{
// Go to the next page
if(g_pCurrentWorkspace)
{
WBPOSITION pos = g_pCurrentWorkspace->GetMyPosition();
g_pListOfWorkspaces->GetNext(pos);
if(pos)
{
WorkspaceObj* pWorkspace = (WorkspaceObj*)g_pListOfWorkspaces->GetNext(pos);
GotoPage(pWorkspace);
}
}
return S_OK;
}
//
//
// Function: OnPrevPage
//
// Purpose: Move to the previous worksheet in the pages list
//
//
LRESULT WbMainWindow::OnPrevPage(void)
{
if(g_pCurrentWorkspace)
{
WBPOSITION pos = g_pCurrentWorkspace->GetMyPosition();
g_pListOfWorkspaces->GetPrevious(pos);
if(pos)
{
WorkspaceObj* pWorkspace = (WorkspaceObj*)g_pListOfWorkspaces->GetPrevious(pos);
GotoPage(pWorkspace);
}
}
return S_OK;
}
//
//
// Function: OnFirstPage
//
// Purpose: Move to the first worksheet in the pages list
//
//
LRESULT WbMainWindow::OnFirstPage(void)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnFirstPage");
WorkspaceObj * pWorkspace = (WorkspaceObj *)g_pListOfWorkspaces->GetHead();
GotoPage(pWorkspace);
return S_OK;
}
//
//
// Function: OnLastPage
//
// Purpose: Move to the last worksheet in the pages list
//
//
LRESULT WbMainWindow::OnLastPage(void)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnLastPage");
WorkspaceObj * pWorkspace = (WorkspaceObj *)g_pListOfWorkspaces->GetTail();
GotoPage(pWorkspace);
return S_OK;
}
//
//
// Function: OnGotoPage
//
// Purpose: Move to the specified page (if it exists)
//
//
LRESULT WbMainWindow::OnGotoPage(void)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnGotoPage");
// Get the requested page number from the pages group
UINT uiPageNumber = m_AG.GetCurrentPageNumber() - 1;
WBPOSITION pos;
WorkspaceObj* pWorkspace = NULL;
pos = g_pListOfWorkspaces->GetHeadPosition();
while(pos && uiPageNumber != 0)
{
g_pListOfWorkspaces->GetNext(pos);
uiPageNumber--;
}
if(pos)
{
pWorkspace = (WorkspaceObj *)g_pListOfWorkspaces->GetNext(pos);
GotoPage(pWorkspace);
}
return S_OK;
}
//
// Check if remote pointer was on before we go to page
//
void WbMainWindow::GotoPage(WorkspaceObj * pNewWorkspace, BOOL bSend)
{
//
// If we were editing text
//
if (g_pDraw->TextEditActive())
{
g_pDraw->EndTextEntry(TRUE);
}
//
// If we had a remote pointer
//
BOOL bRemote = FALSE;
if(m_pLocalRemotePointer)
{
bRemote = TRUE;
OnRemotePointer();
}
//
// Undraw remote pointers
//
T126Obj * pPointer = g_pCurrentWorkspace->GetTail();
WBPOSITION pos = g_pCurrentWorkspace->GetTailPosition();
while(pos && pPointer->GraphicTool() == TOOLTYPE_REMOTEPOINTER)
{
pPointer->UnDraw();
pPointer = (T126Obj*) g_pCurrentWorkspace->GetPreviousObject(pos);
}
GoPage(pNewWorkspace, bSend);
//
// Draw remote pointers back
//
pPointer = g_pCurrentWorkspace->GetTail();
pos = g_pCurrentWorkspace->GetTailPosition();
while(pos && pPointer->GraphicTool() == TOOLTYPE_REMOTEPOINTER)
{
pPointer->Draw();
pPointer = (T126Obj*) g_pCurrentWorkspace->GetPreviousObject(pos);
}
//
// If we had a remote pointer
//
if(bRemote)
{
OnRemotePointer();
}
}
//
//
// Function: GoPage
//
// Purpose: Move to the specified page
//
//
void WbMainWindow::GoPage(WorkspaceObj * pNewWorkspace, BOOL bSend)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::GotoPage");
// If we are changing pages
if (pNewWorkspace != g_pCurrentWorkspace)
{
m_drawingArea.CancelDrawingMode();
// Attach the new page to the drawing area
m_drawingArea.Attach(pNewWorkspace);
// set the focus back to the drawing area
if (!(m_AG.IsChildEditField(::GetFocus())))
{
::SetFocus(m_drawingArea.m_hwnd);
}
::InvalidateRect(m_drawingArea.m_hwnd, NULL, TRUE );
::UpdateWindow(m_drawingArea.m_hwnd);
//
// Tell the other nodes we moved to a different page.
//
if(bSend)
{
//
// Set the view state
//
pNewWorkspace->SetViewState(focus_chosen);
pNewWorkspace->SetViewActionChoice(editView_chosen);
pNewWorkspace->OnObjectEdit();
}
}
UpdatePageButtons();
}
//
//
// Function: GotoPosition
//
// Purpose: Move to the specified position within the page
//
//
void WbMainWindow::GotoPosition(int x, int y)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::GotoPosition");
// Move the drawing area to the new position
m_drawingArea.GotoPosition(x, y);
// The user's view has changed
PositionUpdated();
}
//
//
// Function: LoadFile
//
// Purpose: Load a metafile into the application. Errors are reported
// to the caller by the return code.
//
//
void WbMainWindow::LoadFile
(
LPCSTR szLoadFileName
)
{
UINT uRes;
// Check we're in idle state
if (!IsIdle())
{
// post an error message indicating the whiteboard is busy
::PostMessage(m_hwnd, WM_USER_DISPLAY_ERROR, WBFE_RC_WB, WB_RC_BUSY);
goto UserPointerCleanup;
}
if (*szLoadFileName)
{
// Change the cursor to "wait"
::SetCursor(::LoadCursor(NULL, IDC_WAIT));
// Set the state to say that we are loading a file
SetSubstate(SUBSTATE_LOADING);
// Load the file
uRes = ContentsLoad(szLoadFileName);
if (uRes != 0)
{
DefaultExceptionHandler(WBFE_RC_WB, uRes);
goto UserPointerCleanup;
}
// Set the window title to the new file name
lstrcpy(m_strFileName, szLoadFileName);
// Update the window title with the new file name
g_bContentsChanged = FALSE;
}
UserPointerCleanup:
// Set the state to say that we are loading a file
SetSubstate(SUBSTATE_IDLE);
// Restore the cursor
::SetCursor(::LoadCursor(NULL, IDC_ARROW));
}
//
//
// Function: OnDropFiles
//
// Purpose: Files have been dropped onto the Whiteboard window
//
//
void WbMainWindow::OnDropFiles(HDROP hDropInfo)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnDropFiles");
UINT uiFilesDropped = 0;
UINT eachfile;
PT126WB_FILE_HEADER_AND_OBJECTS pHeader = NULL;
// Get the total number of files dropped
uiFilesDropped = ::DragQueryFile(hDropInfo, (UINT) -1, NULL, (UINT) 0);
// release mouse capture in case we report any errors (message boxes
// won't repsond to mouse clicks if we don't)
ReleaseCapture();
for (eachfile = 0; eachfile < uiFilesDropped; eachfile++)
{
// Retrieve each file name
char szDropFileName[256];
::DragQueryFile(hDropInfo, eachfile,
szDropFileName, 256);
TRACE_MSG(("Loading file: %s", szDropFileName));
OnOpen(szDropFileName);
}
::DragFinish(hDropInfo);
}
//
//
// Function: OnOpen
//
// Purpose: Load a metafile into the application.
//
//
LRESULT WbMainWindow::OnOpen(LPCSTR szLoadFileName)
{
int iOnSave;
if(g_pDraw->IsLocked() || !g_pDraw->IsSynced())
{
DefaultExceptionHandler(WBFE_RC_WB, WB_RC_BAD_STATE);
return S_FALSE;
}
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnOpen");
if( UsersMightLoseData( NULL, NULL ) ) // bug NM4db:418
return S_OK;
// Check we're in idle state
if ((m_uiSubState == SUBSTATE_NEW_IN_PROGRESS))
{
// post an error message indicating the whiteboard is busy
::PostMessage(m_hwnd, WM_USER_DISPLAY_ERROR, WBFE_RC_WB, WB_RC_BUSY);
return S_OK;
}
// Don't prompt to save file if we're already loading
if (m_uiSubState != SUBSTATE_LOADING)
{
// Check whether there are changes to be saved
iOnSave = QuerySaveRequired(TRUE);
}
else
{
iOnSave = IDNO;
}
if (iOnSave == IDYES)
{
// User wants to save the drawing area contents
int iResult = (int)OnSave(TRUE);
if (iResult == IDOK)
{
}
else
{
// cancelled out of Save As, so cancel the open operation
iOnSave = IDCANCEL;
}
}
// Only continue if the user has not cancelled the operation
if (iOnSave != IDCANCEL)
{
//
// If the filename was passed
//
if(szLoadFileName)
{
LoadFile(szLoadFileName);
}
else
{
OPENFILENAME ofn;
TCHAR szFileName[_MAX_PATH];
TCHAR szFileTitle[64];
TCHAR strLoadFilter[2*_MAX_PATH];
TCHAR strDefaultExt[_MAX_PATH];
TCHAR strDefaultPath[2*_MAX_PATH];
TCHAR * pStr;
UINT strSize = 0;
UINT totalSize;
// Build the filter for loadable files
pStr = strLoadFilter;
totalSize = 2*_MAX_PATH;
// These must be NULL separated, with a double NULL at the end
strSize = ::LoadString(g_hInstance, IDS_FILTER_WHT, pStr, totalSize) + 1;
pStr += strSize;
ASSERT(totalSize > strSize);
totalSize -= strSize;
strSize = ::LoadString(g_hInstance, IDS_FILTER_WHT_SPEC, pStr, totalSize) + 1;
pStr += strSize;
ASSERT(totalSize > strSize);
totalSize -= strSize;
strSize = ::LoadString(g_hInstance, IDS_FILTER_ALL, pStr, totalSize) + 1;
pStr += strSize;
ASSERT(totalSize > strSize);
totalSize -= strSize;
strSize = ::LoadString(g_hInstance, IDS_FILTER_ALL_SPEC, pStr, totalSize) + 1;
pStr += strSize;
ASSERT(totalSize > strSize);
totalSize -= strSize;
*pStr = 0;
//
// Setup the OPENFILENAME struct
//
ZeroMemory(&ofn, sizeof(ofn));
ofn.lStructSize = sizeof(ofn);
ofn.hwndOwner = m_hwnd;
// No file name supplied to begin with
szFileName[0] = 0;
ofn.lpstrFile = szFileName;
ofn.nMaxFile = _MAX_PATH;
// Default Extension: .NMW
::LoadString(g_hInstance, IDS_EXT_WHT, strDefaultExt, sizeof(strDefaultExt));
ofn.lpstrDefExt = strDefaultExt;
// Default file title is empty
szFileTitle[0] = 0;
ofn.lpstrFileTitle = szFileTitle;
ofn.nMaxFileTitle = 64;
// Open flags
ofn.Flags = OFN_HIDEREADONLY | OFN_FILEMUSTEXIST | OFN_EXPLORER;
ofn.hInstance = g_hInstance;
// Filter
ofn.lpstrFilter = strLoadFilter;
// Default path
if (GetDefaultPath(strDefaultPath, sizeof(strDefaultPath)))
ofn.lpstrInitialDir = strDefaultPath;
// Get user input, continue only if the user selects the OK button
if (::GetOpenFileName(&ofn))
{
// Change the cursor to "wait"
::SetCursor(::LoadCursor(NULL, IDC_WAIT));
// if we're currently loading a file, cancel it, not releasing
// the page order lock, because we need it immediately afterwards
if (m_uiSubState == SUBSTATE_LOADING)
{
CancelLoad(FALSE);
}
// Load the file
LoadFile(ofn.lpstrFile);
}
}
}
// Update the window title with no file name
UpdateWindowTitle();
return S_OK;
}
//
//
// Function: GetFileName
//
// Purpose: Get a file name for saving the contents
//
//
int WbMainWindow::GetFileName(void)
{
OPENFILENAME ofn;
int iResult;
TCHAR szFileTitle[64];
TCHAR strSaveFilter[2*_MAX_PATH];
TCHAR strDefaultExt[_MAX_PATH];
TCHAR strDefaultPath[2 * _MAX_PATH];
TCHAR szFileName[2*_MAX_PATH];
TCHAR * pStr;
UINT strSize = 0;
UINT totalSize;
//
// If we are already displaying a "Save As" dialog, dismiss it and create
// a new one. This can happen if Win95 shuts down whilst WB is
// displaying the "Save As" dialog and the use selects "Yes" when asked
// whether they want to save the contents - a second "Save As dialog
// appears on top of the first.
//
if (m_bInSaveDialog)
{
CancelSaveDialog();
}
// Build the filter for save files
pStr = strSaveFilter;
totalSize = 2*_MAX_PATH;
// These must be NULL separated, with a double NULL at the end
strSize = ::LoadString(g_hInstance, IDS_FILTER_WHT, pStr, totalSize) + 1;
pStr += strSize;
ASSERT(totalSize > strSize);
totalSize -= strSize;
strSize = ::LoadString(g_hInstance, IDS_FILTER_WHT_SPEC, pStr, totalSize) + 1;
pStr += strSize;
ASSERT(totalSize > strSize);
totalSize -= strSize;
strSize = ::LoadString(g_hInstance, IDS_FILTER_ALL, pStr, totalSize) + 1;
pStr += strSize;
ASSERT(totalSize > strSize);
totalSize -= strSize;
strSize = ::LoadString(g_hInstance, IDS_FILTER_ALL_SPEC, pStr, totalSize) + 1;
pStr += strSize;
ASSERT(totalSize > strSize);
totalSize -= strSize;
*pStr = 0;
//
// Setup the OPENFILENAME struct
//
ZeroMemory(&ofn, sizeof(ofn));
ofn.lStructSize = sizeof(ofn);
ofn.hwndOwner = m_hwnd;
lstrcpy(szFileName, m_strFileName);
ofn.lpstrFile = szFileName;
ofn.nMaxFile = _MAX_PATH;
// Build the default extension string
::LoadString(g_hInstance, IDS_EXT_WHT, strDefaultExt, sizeof(strDefaultExt));
ofn.lpstrDefExt = strDefaultExt;
szFileTitle[0] = 0;
ofn.lpstrFileTitle = szFileTitle;
ofn.nMaxFileTitle = 64;
// Save flags
ofn.Flags = OFN_HIDEREADONLY | OFN_NOREADONLYRETURN |
OFN_OVERWRITEPROMPT | OFN_PATHMUSTEXIST;
ofn.hInstance = g_hInstance;
// Filter
ofn.lpstrFilter = strSaveFilter;
// Default path
if (GetDefaultPath(strDefaultPath, sizeof(strDefaultPath)))
ofn.lpstrInitialDir = strDefaultPath;
m_bInSaveDialog = TRUE;
if (::GetSaveFileName(&ofn))
{
// The user selected OK
iResult = IDOK;
lstrcpy(m_strFileName, szFileName);
}
else
{
iResult = IDCANCEL;
}
m_bInSaveDialog = FALSE;
return iResult;
}
//
//
// Function: OnSave
//
// Purpose: Save the contents of the Whiteboard using the current file
// name (or prompting for a new name if there is no current).
//
//
LRESULT WbMainWindow::OnSave(BOOL bPrompt)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnSave");
LRESULT iResult = IDOK;
// save the old file name in case there's an error
TCHAR strOldName[2*MAX_PATH];
UINT fileNameSize = lstrlen(m_strFileName);
lstrcpy(strOldName, m_strFileName);
BOOL bNewName = FALSE;
if (!IsIdle())
{
// post an error message indicating the whiteboard is busy
::PostMessage(m_hwnd, WM_USER_DISPLAY_ERROR, WBFE_RC_WB, WB_RC_BUSY);
return(iResult);
}
// Check whether there is a filename available for use
if (!fileNameSize || (bPrompt))
{
// Get user input, continue only if the user selects the OK button
iResult = GetFileName();
if (iResult == IDOK)
{
// entering a blank file name is treated as cancelling the save
if (!lstrlen(m_strFileName))
{
lstrcpy(m_strFileName, strOldName);
iResult = IDCANCEL;
}
else
{
// flag that we've changed the contents file name
bNewName = TRUE;
}
}
}
// Now save the file
if ((iResult == IDOK) && lstrlen(m_strFileName))
{
WIN32_FIND_DATA findFileData;
HANDLE hFind;
// Get attributes
hFind = ::FindFirstFile(m_strFileName, &findFileData);
if (hFind != INVALID_HANDLE_VALUE)
{
::FindClose(hFind);
// This is a read-only file; we can't change its contents
if (findFileData.dwFileAttributes & FILE_ATTRIBUTE_READONLY)
{
WARNING_OUT(("Dest file %s is read only", m_strFileName));
::Message(NULL, IDS_SAVE, IDS_SAVE_READ_ONLY);
// If the file name was changed for this save then undo
// the change
if (bNewName)
{
lstrcpy(m_strFileName, strOldName);
bNewName = FALSE;
}
// Change the return code to indicate no save was made
iResult = IDCANCEL;
return(iResult);
}
}
// Change the cursor to "wait"
::SetCursor(::LoadCursor(NULL,IDC_WAIT));
// Write the file
if (ContentsSave(m_strFileName) != 0)
{
// Show that an error occurred saving the file.
WARNING_OUT(("Error saving file"));
::Message(NULL, IDS_SAVE, IDS_SAVE_ERROR);
// If the file name was changed for this save then undo
// the change
if (bNewName)
{
lstrcpy(m_strFileName, strOldName);
bNewName = FALSE;
}
// Change the return code to indicate no save was made
iResult = IDCANCEL;
}
else
{
g_bContentsChanged = FALSE;
}
// Restore the cursor
::SetCursor(::LoadCursor(NULL,IDC_ARROW));
}
// if the contents file name has changed as a result of the save then
// update the window title
if (bNewName)
{
UpdateWindowTitle();
}
return(iResult);
}
//
// CancelSaveDialog()
// This cancels the save as dialog if up and we need to kill it to continue.
// We walk back up the owner chain in case the save dialog puts up help or
// other owned windows.
//
void WbMainWindow::CancelSaveDialog(void)
{
WBFINDDIALOG wbf;
ASSERT(m_bInSaveDialog);
wbf.hwndOwner = m_hwnd;
wbf.hwndDialog = NULL;
EnumThreadWindows(::GetCurrentThreadId(), WbFindCurrentDialog, (LPARAM)&wbf);
if (wbf.hwndDialog)
{
// Found it!
::SendMessage(wbf.hwndDialog, WM_COMMAND, IDCANCEL, 0);
}
m_bInSaveDialog = FALSE;
}
BOOL CALLBACK WbFindCurrentDialog(HWND hwndNext, LPARAM lParam)
{
WBFINDDIALOG * pwbf = (WBFINDDIALOG *)lParam;
// Is this a dialog, owned by the main window?
if ((::GetClassLong(hwndNext, GCW_ATOM) == 0x8002) &&
(::GetWindow(hwndNext, GW_OWNER) == pwbf->hwndOwner))
{
pwbf->hwndDialog = hwndNext;
return(FALSE);
}
return(TRUE);
}
//
//
// Function: OnClose
//
// Purpose: Close the Whiteboard
//
//
void WbMainWindow::OnClose()
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnClose");
int iOnSave = IDOK;
m_drawingArea.CancelDrawingMode();
m_AG.SaveSettings();
// If we got here, by way of OnDestroy from the DCL cores or
// by system shutdown, then assume that user responded already to the
// save-changes dialog that would have poped up during conf's global shutdown
// message. We don't need to ask 'em again. What tangled webs......
if ((!m_bQuerySysShutdown) && (IsIdle()))
{
// Check whether there are changes to be saved
iOnSave = QuerySaveRequired(TRUE);
if (iOnSave == IDYES)
{
// User wants to save the drawing area contents
iOnSave = (int)OnSave(TRUE);
}
}
// If the exit was not cancelled, close the application
if (iOnSave != IDCANCEL)
{
// Close the application
::PostQuitMessage(0);
}
}
//
//
// Function: OnClearPage
//
// Purpose: Clear the Whiteboard drawing area. The user is prompted to
// choose clearing of foreground, background or both.
//
//
LRESULT WbMainWindow::OnClearPage(BOOL bClearAll)
{
LRESULT iResult;
BOOL bWasPosted;
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnClearPage");
if( UsersMightLoseData( &bWasPosted, NULL ) ) // bug NM4db:418
return S_OK;
if( bWasPosted )
iResult = IDYES;
else
iResult = ::Message(NULL, bClearAll == FALSE ? IDS_DELETE_PAGE : IDS_CLEAR_CAPTION, bClearAll == FALSE ? IDS_DELETE_PAGE_MESSAGE : IDS_CLEAR_MESSAGE, MB_YESNO | MB_ICONQUESTION);
if ((iResult == IDYES) && bClearAll)
{
OnSelectAll();
OnDelete();
TRACE_MSG(("User requested clear of page"));
}
return iResult;
}
//
//
// Function: OnDelete
//
// Purpose: Delete the current selection
//
//
LRESULT WbMainWindow::OnDelete()
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnDelete");
// cleanup select logic in case object context menu called us (bug 426)
m_drawingArea.SetLClickIgnore( FALSE );
// Delete the currently selected graphics and add to m_LastDeletedGraphic
m_drawingArea.EraseSelectedDrawings();
return S_OK;
}
//
//
// Function: OnUndelete
//
// Purpose: Undo the last delete operation
//
//
LRESULT WbMainWindow::OnUndelete()
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnUndelete");
// If there is a deleted graphic to restore
T126Obj * pObj;
pObj = (T126Obj *)g_pTrash->RemoveHead();
while (pObj != NULL)
{
if(!AddT126ObjectToWorkspace(pObj))
{
return S_FALSE;
}
if(pObj->GetMyWorkspace() == g_pCurrentWorkspace)
{
pObj->Draw(FALSE);
}
//
// Make sure it gets added back as unselected. It was selected
// when deleted.
//
pObj->ClearDeletionFlags();
pObj->SetAllAttribs();
pObj->SetViewState(unselected_chosen);
pObj->SendNewObjectToT126Apps();
pObj = (T126Obj *) g_pTrash->RemoveHead();
}
return S_OK;
}
//
//
// Function: OnSelectAll
//
// Purpose: Select all the objects in the current page
//
//
LRESULT WbMainWindow::OnSelectAll( void )
{
// Unselect every oject first.
m_drawingArea.RemoveMarker();
// turn off any selections
// cleanup select logic in case object context menu called us (bug 426)
m_drawingArea.SetLClickIgnore( FALSE );
// inhibit normal select-tool action
m_bSelectAllInProgress = TRUE;
//put us in select-tool mode first
OnSelectTool(IDM_SELECT);
// back to normal
m_bSelectAllInProgress = FALSE;
// now, select everything
m_drawingArea.SelectMarkerFromRect( NULL );
return S_OK;
}
//
//
// Function: OnCut
//
// Purpose: Cut the current selection
//
//
LRESULT WbMainWindow::OnCut()
{
// Copy all the selected graphics to the clipboard
BOOL bResult = CLP_Copy();
// If an error occurred during the copy, report it now
if (!bResult)
{
::Message(NULL, IDM_CUT, IDS_COPY_ERROR);
return S_FALSE;
}
//
// Erase the selected objects
//
OnDelete();
return S_OK;
}
//
// OnCopy()
// Purpose: Copy the current selection to the clipboard
//
//
LRESULT WbMainWindow::OnCopy(void)
{
// Copy all the selected graphics to the clipboard
BOOL bResult = CLP_Copy();
// If an error occurred during the copy, report it now
if (!bResult)
{
::Message(NULL, IDS_COPY, IDS_COPY_ERROR);
return S_FALSE;
}
return S_OK;
}
//
//
// Function: OnPaste
//
// Purpose: Paste the contents of the clipboard into the drawing pane
//
//
LRESULT WbMainWindow::OnPaste()
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnPaste");
BOOL bResult = CLP_Paste();
// If an error occurred during the copy, report it now
if (!bResult)
{
::Message(NULL, IDS_PASTE, IDS_PASTE_ERROR);
return S_FALSE;
}
return S_OK;
}
//
//
// Function: OnScrollAccelerator
//
// Purpose: Called when a scroll accelerator is used
//
//
LRESULT WbMainWindow::OnScrollAccelerator(UINT uiMenuId)
{
int iScroll;
// Locate the scroll messages to be sent in the conversion table
for (iScroll = 0; iScroll < ARRAYSIZE(s_MenuToScroll); iScroll++)
{
if (s_MenuToScroll[iScroll].uiMenuId == uiMenuId)
{
// Found it;
break;
}
}
// Send the messages
if (iScroll < ARRAYSIZE(s_MenuToScroll))
{
while ((s_MenuToScroll[iScroll].uiMenuId == uiMenuId) && (iScroll < ARRAYSIZE(s_MenuToScroll)))
{
// Tell the drawing pane to scroll
::PostMessage(m_drawingArea.m_hwnd, s_MenuToScroll[iScroll].uiMessage,
s_MenuToScroll[iScroll].uiScrollCode, 0);
iScroll++;
}
// Indicate that scrolling has completed (in both directions)
::PostMessage(m_drawingArea.m_hwnd, WM_HSCROLL, SB_ENDSCROLL, 0L);
::PostMessage(m_drawingArea.m_hwnd, WM_VSCROLL, SB_ENDSCROLL, 0L);
}
return S_OK;
}
//
//
// Function: OnZoom
//
// Purpose: Zoom or unzoom the drawing area
//
//
LRESULT WbMainWindow::OnZoom()
{
// If the drawing area is currently zoomed
if (m_drawingArea.Zoomed())
{
// Tell the tool bar of the new selection
m_TB.PopUp(IDM_ZOOM);
UncheckMenuItem(IDM_ZOOM);
}
else
{
// Tell the tool bar of the new selection
m_TB.PushDown(IDM_ZOOM);
CheckMenuItem(IDM_ZOOM);
}
// Zoom/unzoom the drawing area
m_drawingArea.Zoom();
// Restore the focus to the drawing area
::SetFocus(m_drawingArea.m_hwnd);
return S_OK;
}
LRESULT WbMainWindow::OnLock()
{
// If the drawing area is currently Locked
if (m_drawingArea.IsLocked())
{
m_TB.PopUp(IDM_LOCK);
UncheckMenuItem(IDM_LOCK);
}
else
{
m_TB.PushDown(IDM_LOCK);
CheckMenuItem(IDM_LOCK);
g_pNMWBOBJ->m_LockerID = g_MyMemberID;
}
m_drawingArea.SetLock(!m_drawingArea.IsLocked());
TogleLockInAllWorkspaces(m_drawingArea.IsLocked(), TRUE);
EnableToolbar( TRUE );
return S_OK;
}
//
//
// Function: OnSelectTool
//
// Purpose: Select the current tool
//
//
LRESULT WbMainWindow::OnSelectTool(UINT uiMenuId)
{
UncheckMenuItem(m_currentMenuTool);
CheckMenuItem( uiMenuId);
UINT uiIndex;
// Save the new menu Id
m_currentMenuTool = uiMenuId;
// Tell the tool bar of the new selection
m_TB.PushDown(m_currentMenuTool);
// Get the new tool
m_pCurrentTool = m_ToolArray[TOOL_INDEX(m_currentMenuTool)];
// Set the current attributes
if( !m_bSelectAllInProgress )
{
m_AG.SetChoiceColor(m_pCurrentTool->GetColor() );
::SendMessage(m_hwnd, WM_COMMAND, IDM_COLOR, 0L);
}
// Report the change of tool to the attributes group
m_AG.DisplayTool(m_pCurrentTool);
// Select the new tool into the drawing area
m_drawingArea.SelectTool(m_pCurrentTool);
// Restore the focus to the drawing area
::SetFocus(m_drawingArea.m_hwnd);
return S_OK;
}
//
//
// Function: OnSelectColor
//
// Purpose: Set the current color
//
//
LRESULT WbMainWindow::OnSelectColor(void)
{
// Tell the attributes group of the new selection and get the
// new color value selected ino the current tool.
m_AG.SelectColor(m_pCurrentTool);
// Select the changed tool into the drawing area
m_drawingArea.SelectTool(m_pCurrentTool);
// If there is an object marked for changing
if (m_drawingArea.GraphicSelected() || m_drawingArea.TextEditActive())
{
// Update the object
m_drawingArea.SetSelectionColor(m_pCurrentTool->GetColor());
}
// Restore the focus to the drawing area
::SetFocus(m_drawingArea.m_hwnd);
return S_OK;
}
//
//
// Function: OnSelectWidth
//
// Purpose: Set the current nib width
//
//
LRESULT WbMainWindow::OnSelectWidth(UINT uiMenuId)
{
// cleanup select logic in case object context menu called us (bug 426)
m_drawingArea.SetLClickIgnore( FALSE );
// Save the new pen width
m_currentMenuWidth = uiMenuId;
// Tell the attributes display of the new selection
m_WG.PushDown(uiMenuId - IDM_WIDTHS_START);
if (m_pCurrentTool != NULL)
{
m_pCurrentTool->SetWidthIndex(uiMenuId - IDM_WIDTHS_START);
}
// Tell the drawing pane of the new selection
m_drawingArea.SelectTool(m_pCurrentTool);
// If there is an object marked for changing
if (m_drawingArea.GraphicSelected())
{
// Update the object
m_drawingArea.SetSelectionWidth(uiMenuId - IDM_WIDTHS_START);
}
// Restore the focus to the drawing area
::SetFocus(m_drawingArea.m_hwnd);
return S_OK;
}
//
//
// Function: OnChooseFont
//
// Purpose: Let the user select a font
//
//
LRESULT WbMainWindow::OnChooseFont(void)
{
HDC hdc;
LOGFONT lfont;
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnChooseFont");
// cleanup select logic in case object context menu called us (bug 426)
m_drawingArea.SetLClickIgnore( FALSE );
// It is only really sensible to be here when a text tool is selected.
// This is achieved by graying the Font selection menu entry when
// anything other than a text tool is in use.
// Get the font details from the current tool
::GetObject(m_pCurrentTool->GetFont(), sizeof(LOGFONT), &lfont);
lfont.lfClipPrecision |= CLIP_DFA_OVERRIDE;
//
// The Font dialog is passed a LOGFONT structure which it uses to
// initialize all of its fields (face name, weight etc).
//
// The face name passed in the LOGFONT structure is checked by the dialog
// against the facenames of all available fonts. If the name does not
// match one of the available fonts, no name is displayed.
//
// WB stores the LOGFONT structure specifying the font used for a text
// object in the object. This LOGFONT is selected into a DC where the
// GDIs font mapper decides which physical font most closely matches the
// required logical font. On boxes where the original font is not
// supported the font is substituted for the closest matching font
// available.
//
// So, if we pass the LOGFONT structure for a font which is not supported
// into the Font dialog, no facename is displayed. To bypass this we
//
// - select the logical font into a DC
//
// - determine the textmetrics and get the face name of the physical font
// chosen by the Font Mapper
//
// - use these textmetrics to create a LOGFONT structure which matches
// the substituted font!
//
// The resulting LOGFONT will have the correct weight, dimensions and
// facename for the substituted font.
//
hdc = ::CreateCompatibleDC(NULL);
if (hdc != NULL)
{
TEXTMETRIC tm;
HFONT hFont;
HFONT hOldFont;
hFont = ::CreateFontIndirect(&lfont);
//
// Get the face name and text metrics of the selected font.
//
hOldFont = SelectFont(hdc, hFont);
if (hOldFont == NULL)
{
WARNING_OUT(("Failed to select font into DC"));
}
else
{
::GetTextMetrics(hdc, &tm);
::GetTextFace(hdc, LF_FACESIZE, lfont.lfFaceName);
//
// Restore the old font back into the DC.
//
SelectFont(hdc, hOldFont);
//
// Create a LOGFONT structure which matches the Text metrics
// of the font used by the DC so that the font dialog manages
// to initialise all of its fields properly, even for
// substituted fonts...
//
lfont.lfHeight = tm.tmHeight;
lfont.lfWidth = tm.tmAveCharWidth;
lfont.lfWeight = tm.tmWeight;
lfont.lfItalic = tm.tmItalic;
lfont.lfUnderline = tm.tmUnderlined;
lfont.lfStrikeOut = tm.tmStruckOut;
lfont.lfCharSet = tm.tmCharSet;
//ADDED BY RAND - to make lfHeight be a char height. This makes
// the font dlg show the same pt size that is
// displayed in the sample font toolbar
if( lfont.lfHeight > 0 )
{
lfont.lfHeight = -(lfont.lfHeight - tm.tmInternalLeading);
}
}
::DeleteDC(hdc);
if (hFont != NULL)
{
::DeleteFont(hFont);
}
}
else
{
WARNING_OUT(("Failed to get DC to select font into"));
}
CHOOSEFONT cf;
TCHAR szStyleName[64];
ZeroMemory(&cf, sizeof(cf));
ZeroMemory(szStyleName, sizeof(szStyleName));
cf.lStructSize = sizeof(cf);
cf.lpszStyle = szStyleName;
cf.rgbColors = m_pCurrentTool->GetColor() & 0x00ffffff; // blow off palette bits (NM4db:2304)
cf.Flags = CF_EFFECTS | CF_INITTOLOGFONTSTRUCT | CF_SCREENFONTS |
CF_NOVERTFONTS;
cf.lpLogFont = &lfont;
cf.hwndOwner = m_hwnd;
// Call up the ChooseFont dialog from COM DLG
if (::ChooseFont(&cf))
{
lfont.lfClipPrecision |= CLIP_DFA_OVERRIDE;
//ADDED BY RAND - set color selected in dialog.
m_pCurrentTool->SetColor(cf.rgbColors);
m_AG.DisplayTool( m_pCurrentTool );
::SendMessage(m_hwnd, WM_COMMAND,
(WPARAM)MAKELONG( IDM_COLOR, BN_CLICKED ),
(LPARAM)0 );
// Inform the drawing pane of the new selection
HFONT hNewFont;
hNewFont = ::CreateFontIndirect(&lfont);
if (!hNewFont)
{
ERROR_OUT(("Failed to create font"));
DefaultExceptionHandler(WBFE_RC_WINDOWS, 0);
return S_FALSE;
}
//
// We need to set the text editor font after inserting it in the DC
// and querying the metrics, otherwise we may get a font with different
// metrics in zoomed mode
//
HFONT hNewFont2;
HDC hDC = m_drawingArea.GetCachedDC();
TEXTMETRIC textMetrics;
m_drawingArea.PrimeFont(hDC, hNewFont, &textMetrics);
lfont.lfHeight = textMetrics.tmHeight;
lfont.lfWidth = textMetrics.tmAveCharWidth;
lfont.lfPitchAndFamily = textMetrics.tmPitchAndFamily;
::GetTextFace(hDC, sizeof(lfont.lfFaceName),
lfont.lfFaceName);
TRACE_MSG(("Font face name %s", lfont.lfFaceName));
// Inform the drawing pane of the new selection
hNewFont2 = ::CreateFontIndirect(&lfont);
if (!hNewFont2)
{
ERROR_OUT(("Failed to create font"));
DefaultExceptionHandler(WBFE_RC_WINDOWS, 0);
return S_FALSE;
}
m_drawingArea.SetSelectionColor(cf.rgbColors);
m_drawingArea.SetSelectionFont(hNewFont2);
if (m_pCurrentTool != NULL)
{
m_pCurrentTool->SetFont(hNewFont2);
}
m_drawingArea.SelectTool(m_pCurrentTool);
//
// discard the new font
//
m_drawingArea.UnPrimeFont( hDC );
// Delete the fonts we created--everybody above makes copies
::DeleteFont(hNewFont2);
::DeleteFont(hNewFont);
}
// Restore the focus to the drawing area
::SetFocus(m_drawingArea.m_hwnd);
return S_OK;
}
//
//
// Function: OnToolBarToggle
//
// Purpose: Let the user toggle the tool bar on/off
//
//
LRESULT WbMainWindow::OnToolBarToggle(void)
{
RECT rectWnd;
// Toggle the flag
m_bToolBarOn = !m_bToolBarOn;
// Make the necessary updates
if (m_bToolBarOn)
{
// The tool bar was hidden, so show it
::ShowWindow(m_TB.m_hwnd, SW_SHOW);
// The tool window is fixed so we must resize the other panes in
// the window to make room for it
ResizePanes();
// Check the associated menu item
CheckMenuItem(IDM_TOOL_BAR_TOGGLE);
}
else
{
// The tool bar was visible, so hide it
::ShowWindow(m_TB.m_hwnd, SW_HIDE);
ResizePanes();
// Uncheck the associated menu item
UncheckMenuItem(IDM_TOOL_BAR_TOGGLE);
}
// Make sure things reflect current tool
m_AG.DisplayTool(m_pCurrentTool);
// Write the new option value to the options file
OPT_SetBooleanOption(OPT_MAIN_TOOLBARVISIBLE,
m_bToolBarOn);
::GetWindowRect(m_hwnd, &rectWnd);
::MoveWindow(m_hwnd, rectWnd.left, rectWnd.top, rectWnd.right - rectWnd.left, rectWnd.bottom - rectWnd.top, TRUE);
return S_OK;
}
//
//
// Function: OnStatusBarToggle
//
// Purpose: Let the user toggle the help bar on/off
//
//
void WbMainWindow::OnStatusBarToggle(void)
{
RECT rectWnd;
// Toggle the flag
m_bStatusBarOn = !m_bStatusBarOn;
// Make the necessary updates
if (m_bStatusBarOn)
{
// Resize the panes to give room for the help bar
ResizePanes();
// The help bar was hidden, so show it
::ShowWindow(m_hwndSB, SW_SHOW);
// Check the associated menu item
CheckMenuItem(IDM_STATUS_BAR_TOGGLE);
}
else
{
// The help bar was visible, so hide it
::ShowWindow(m_hwndSB, SW_HIDE);
// Uncheck the associated menu item
UncheckMenuItem(IDM_STATUS_BAR_TOGGLE);
// Resize the panes to take up the help bar space
ResizePanes();
}
// Write the new option value to the options file
OPT_SetBooleanOption(OPT_MAIN_STATUSBARVISIBLE, m_bStatusBarOn);
::GetWindowRect(m_hwnd, &rectWnd);
::MoveWindow(m_hwnd, rectWnd.left, rectWnd.top, rectWnd.right - rectWnd.left, rectWnd.bottom - rectWnd.top, TRUE);
}
//
//
// Function: OnAbout
//
// Purpose: Show the about box for the Whiteboard application. This
// method is called whenever a WM_COMMAND with IDM_ABOUT
// is issued by Windows.
//
//
LRESULT WbMainWindow::OnAbout()
{
::DialogBoxParam(g_hInstance, MAKEINTRESOURCE(ABOUTBOX), m_hwnd,
AboutDlgProc, 0);
return S_OK;
}
INT_PTR AboutDlgProc(HWND hwnd, UINT uMessage, WPARAM wParam, LPARAM lParam)
{
BOOL fHandled = FALSE;
switch (uMessage)
{
case WM_INITDIALOG:
{
TCHAR szFormat[256];
TCHAR szVersion[512];
::GetDlgItemText(hwnd, IDC_ABOUTVERSION, szFormat, 256);
wsprintf(szVersion, szFormat, VER_PRODUCTRELEASE_STR,
VER_PRODUCTVERSION_STR);
::SetDlgItemText(hwnd, IDC_ABOUTVERSION, szVersion);
fHandled = TRUE;
break;
}
case WM_COMMAND:
switch (GET_WM_COMMAND_ID(wParam, lParam))
{
case IDOK:
case IDCANCEL:
switch (GET_WM_COMMAND_CMD(wParam, lParam))
{
case BN_CLICKED:
::EndDialog(hwnd, IDCANCEL);
break;
}
break;
}
fHandled = TRUE;
break;
}
return(fHandled);
}
void WbMainWindow::UpdateWindowTitle(void)
{
TCHAR szCaption[MAX_PATH * 2];
TCHAR szFileName[MAX_PATH * 2];
UINT captionID;
if (! g_pNMWBOBJ->IsInConference())
{
captionID = IDS_WB_NOT_IN_CALL_WINDOW_CAPTION;
}
else
{
captionID = IDS_WB_IN_CALL_WINDOW_CAPTION;
}
::LoadString(g_hInstance, captionID, szFileName, sizeof(szFileName) );
wsprintf(szCaption, szFileName, GetFileNameStr(), g_pNMWBOBJ->m_cOtherMembers);
SetWindowText(m_hwnd, szCaption);
}
//
//
// Function: SelectWindow
//
// Purpose: Let the user select a window for grabbing
//
//
HWND WbMainWindow::SelectWindow(void)
{
POINT mousePos; // Mouse position
HWND hwndSelected = NULL; // Window clicked on
MSG msg; // Current message
// Load the grabbing cursors
HCURSOR hGrabCursor = ::LoadCursor(g_hInstance, MAKEINTRESOURCE( GRABCURSOR ) );
// Capture the mouse
UT_CaptureMouse(m_hwnd);
// Ensure we receive all keyboard messages.
::SetFocus(m_hwnd);
// Reset the CancelMode state
ResetCancelMode();
// Change to the grab cursor
HCURSOR hOldCursor = ::SetCursor(hGrabCursor);
// Trap all mouse messages until a WM_LBUTTONUP is received
for ( ; ; )
{
// Wait for the next message
::WaitMessage();
// Cancel if we have been sent a WM_CANCELMODE message
if (CancelModeSent())
{
break;
}
// If it is a mouse message, process it
if (::PeekMessage(&msg, NULL, WM_MOUSEFIRST, WM_MOUSELAST, PM_REMOVE))
{
if (msg.message == WM_LBUTTONUP)
{
// Get mouse position
mousePos.x = (short)LOWORD(msg.lParam);
mousePos.y = (short)HIWORD(msg.lParam);
// Convert to screen coordinates
::ClientToScreen(m_hwnd, &mousePos);
// Get the window under the mouse
hwndSelected = ::WindowFromPoint(mousePos);
// Leave the loop
break;
}
}
// Cancel if ESCAPE is pressed.
// or if another window receives the focus
else if (::PeekMessage(&msg, NULL, WM_KEYFIRST, WM_KEYLAST, PM_REMOVE))
{
if (msg.wParam == VK_ESCAPE)
{
break;
}
}
}
// Release the mouse
UT_ReleaseMouse(m_hwnd);
// Restore the cursor
::SetCursor(hOldCursor);
return(hwndSelected);
}
//
//
// Function: OnGrabWindow
//
// Purpose: Allows the user to grab a bitmap of a window
//
//
LRESULT WbMainWindow::OnGrabWindow(void)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnGrabWindow");
if (::DialogBoxParam(g_hInstance, MAKEINTRESOURCE(WARNSELECTWINDOW),
m_hwnd, WarnSelectWindowDlgProc, 0) != IDOK)
{
// User cancelled; bail out
return S_OK;;
}
// Hide the application windows
::ShowWindow(m_hwnd, SW_HIDE);
HWND mainUIhWnd = FindWindow("MPWClass\0" , NULL);
if(IsWindowVisible(mainUIhWnd))
{
::UpdateWindow(mainUIhWnd);
}
// Get window selection from the user
HWND hwndSelected = SelectWindow();
if (hwndSelected != NULL)
{
// Walk back to the find the 'real' window ancestor
HWND hwndParent;
// The following piece of code attempts to find the frame window
// enclosing the selected window. This allows us to bring the
// enclosing window to the top, bringing the child window with it.
DWORD dwStyle;
while ((hwndParent = ::GetParent(hwndSelected)) != NULL)
{
// If we have reached a stand-alone window, stop the search
dwStyle = ::GetWindowLong(hwndSelected, GWL_STYLE);
if ( ((dwStyle & WS_POPUP) == WS_POPUP)
|| ((dwStyle & WS_THICKFRAME) == WS_THICKFRAME)
|| ((dwStyle & WS_DLGFRAME) == WS_DLGFRAME))
{
break;
}
// Move up to the parent window
hwndSelected = hwndParent;
}
// Bring the selected window to the top
::BringWindowToTop(hwndSelected);
::UpdateWindow(hwndSelected);
// Get an image copy of the window
RECT areaRect;
::GetWindowRect(hwndSelected, &areaRect);
BitmapObj* dib;
DBG_SAVE_FILE_LINE
dib = new BitmapObj(TOOLTYPE_FILLEDBOX);
dib->FromScreenArea(&areaRect);
if(dib->m_lpbiImage == NULL)
{
delete dib;
return S_FALSE;
}
// Add the new grabbed bitmap
AddCapturedImage(dib);
// Force the selection tool to be selected
::PostMessage(m_hwnd, WM_COMMAND, IDM_TOOLS_START, 0L);
}
// Show the windows again
::ShowWindow(m_hwnd, SW_SHOW);
// Restore the focus to the drawing area
::SetFocus(m_drawingArea.m_hwnd);
return S_OK;
}
//
// WarnSelectWindowDlgProc()
// This puts up the warning/explanation dialog. We use the default settings
// or whatever the user chose last time this dialog was up.
//
INT_PTR CALLBACK WarnSelectWindowDlgProc(HWND hwnd, UINT uMessage, WPARAM wParam, LPARAM lParam)
{
BOOL fHandled = FALSE;
switch (uMessage)
{
case WM_INITDIALOG:
{
if (OPT_GetBooleanOption( OPT_MAIN_SELECTWINDOW_NOTAGAIN,
DFLT_MAIN_SELECTWINDOW_NOTAGAIN))
{
// End this right away, the user doesn't want a warning
::EndDialog(hwnd, IDOK);
}
fHandled = TRUE;
break;
}
case WM_COMMAND:
switch (GET_WM_COMMAND_ID(wParam, lParam))
{
case IDOK:
switch (GET_WM_COMMAND_CMD(wParam, lParam))
{
case BN_CLICKED:
//
// Update settings -- note that we don't have to write out
// FALSE--we wouldn't be in the dialog in the first place
// if the current setting weren't already FALSE.
//
if (::IsDlgButtonChecked(hwnd, IDC_SWWARN_NOTAGAIN))
{
OPT_SetBooleanOption(OPT_MAIN_SELECTWINDOW_NOTAGAIN, TRUE);
}
::EndDialog(hwnd, IDOK);
break;
}
break;
case IDCANCEL:
switch (GET_WM_COMMAND_CMD(wParam, lParam))
{
case BN_CLICKED:
::EndDialog(hwnd, IDCANCEL);
break;
}
break;
}
fHandled = TRUE;
break;
}
return(fHandled);
}
//
//
// Function: ShowAllWindows
//
// Purpose: Show or hide the main window and associated windows
//
//
void WbMainWindow::ShowAllWindows(int iShow)
{
// Show/hide the main window
::ShowWindow(m_hwnd, iShow);
// Show/hide the tool window
if (m_bToolBarOn)
{
::ShowWindow(m_TB.m_hwnd, iShow);
}
}
//
//
// Function: OnGrabArea
//
// Purpose: Allows the user to grab a bitmap of an area of the screen
//
//
LRESULT WbMainWindow::OnGrabArea(void)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnGrabArea");
if (::DialogBoxParam(g_hInstance, MAKEINTRESOURCE(WARNSELECTAREA),
m_hwnd, WarnSelectAreaDlgProc, 0) != IDOK)
{
// User cancelled, so bail out
return S_OK;;
}
// Hide the application windows
::ShowWindow(m_hwnd, SW_HIDE);
HWND mainUIhWnd = FindWindow("MPWClass\0" , NULL);
if(IsWindowVisible(mainUIhWnd))
{
::UpdateWindow(mainUIhWnd);
}
// Load the grabbing cursors
HCURSOR hGrabCursor = ::LoadCursor(g_hInstance, MAKEINTRESOURCE( PENCURSOR ) );
// Capture the mouse
UT_CaptureMouse(m_hwnd);
// Ensure we receive all keyboard messages.
::SetFocus(m_hwnd);
// Reset the CancelMode status
ResetCancelMode();
// Change to the grab cursor
HCURSOR hOldCursor = ::SetCursor(hGrabCursor);
// Let the user select the area to be grabbed
RECT rect;
int tmp;
GetGrabArea(&rect);
// Normalize coords
if (rect.right < rect.left)
{
tmp = rect.left;
rect.left = rect.right;
rect.right = tmp;
}
if (rect.bottom < rect.top)
{
tmp = rect.top;
rect.top = rect.bottom;
rect.bottom = tmp;
}
BitmapObj* dib;
DBG_SAVE_FILE_LINE
dib = new BitmapObj(TOOLTYPE_FILLEDBOX);
if (!::IsRectEmpty(&rect))
{
// Get a bitmap copy of the screen area
dib->FromScreenArea(&rect);
}
// Show the windows again now - if we do it later we get the bitmap to
// be added re-drawn twice (once on the window show and once when the
// graphic added indication arrives).
::ShowWindow(m_hwnd, SW_SHOW);
::UpdateWindow(m_hwnd);
if (!::IsRectEmpty(&rect) && dib->m_lpbiImage)
{
// Add the bitmap
AddCapturedImage(dib);
// Force the selection tool to be selected
::PostMessage(m_hwnd, WM_COMMAND, IDM_TOOLS_START, 0L);
}
else
{
delete dib;
dib = NULL;
}
// Release the mouse
UT_ReleaseMouse(m_hwnd);
// Restore the cursor
::SetCursor(hOldCursor);
// Restore the focus to the drawing area
::SetFocus(m_drawingArea.m_hwnd);
if(dib)
{
dib->Draw();
}
return S_OK;
}
//
// WarnSelectArea dialog handler
//
INT_PTR CALLBACK WarnSelectAreaDlgProc(HWND hwnd, UINT uMessage, WPARAM wParam, LPARAM lParam)
{
BOOL fHandled = FALSE;
switch (uMessage)
{
case WM_INITDIALOG:
if (OPT_GetBooleanOption(OPT_MAIN_SELECTAREA_NOTAGAIN,
DFLT_MAIN_SELECTAREA_NOTAGAIN))
{
// End this right away, the user doesn't want a warning
::EndDialog(hwnd, IDOK);
}
fHandled = TRUE;
break;
case WM_COMMAND:
switch (GET_WM_COMMAND_ID(wParam, lParam))
{
case IDOK:
switch (GET_WM_COMMAND_CMD(wParam, lParam))
{
case BN_CLICKED:
//
// Update settings -- note that we don't have to write out
// FALSE--we wouldn't be in the dialog in the first place
// if the current setting weren't already FALSE.
//
if (::IsDlgButtonChecked(hwnd, IDC_SAWARN_NOTAGAIN))
{
OPT_SetBooleanOption(OPT_MAIN_SELECTAREA_NOTAGAIN, TRUE);
}
::EndDialog(hwnd, IDOK);
break;
}
break;
case IDCANCEL:
switch (GET_WM_COMMAND_CMD(wParam, lParam))
{
case BN_CLICKED:
::EndDialog(hwnd, IDCANCEL);
break;
}
}
fHandled = TRUE;
break;
}
return(fHandled);
}
//
//
// Function: GetGrabArea
//
// Purpose: Allows the user to grab a bitmap of an area of the screen
//
//
void WbMainWindow::GetGrabArea(LPRECT lprect)
{
POINT mousePos; // Mouse position
MSG msg; // Current message
BOOL tracking = FALSE; // Flag indicating mouse button is down
HDC hDC = NULL;
POINT grabStartPoint; // Start point (when mouse button is pressed)
POINT grabEndPoint; // End point (when mouse button is released)
POINT grabCurrPoint; // Current mouse position
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::GetGrabArea");
// Set the result to an empty rectangle
::SetRectEmpty(lprect);
// Create the rectangle to be used for tracking
DrawObj* pRectangle = NULL;
DBG_SAVE_FILE_LINE
pRectangle = new DrawObj(rectangle_chosen, TOOLTYPE_SELECT);
if(NULL == pRectangle)
{
ERROR_OUT(("Failed to allocate DrawObj"));
goto GrabAreaCleanup;
}
pRectangle->SetPenColor(RGB(0,0,0), TRUE);
pRectangle->SetFillColor(RGB(255,255,255), FALSE);
pRectangle->SetLineStyle(PS_DOT);
pRectangle->SetPenThickness(1);
// Get the DC for tracking
HWND hDesktopWnd = ::GetDesktopWindow();
hDC = ::GetWindowDC(hDesktopWnd);
if (hDC == NULL)
{
WARNING_OUT(("NULL desktop DC"));
goto GrabAreaCleanup;
}
RECT rect;
// Trap all mouse messages until a WM_LBUTTONUP is received
for ( ; ; )
{
// Wait for the next message
::WaitMessage();
// Cancel if we have been sent a WM_CANCELMODE message
if (CancelModeSent())
{
TRACE_MSG(("canceling grab"));
// Erase the last tracking rectangle
if (!EqualPoint(grabStartPoint, grabEndPoint))
{
rect.top = grabStartPoint.y;
rect.left = grabStartPoint.x;
rect.bottom = grabEndPoint.y;
rect.right = grabEndPoint.x;
pRectangle->SetRect(&rect);
pRectangle->SetBoundsRect(&rect);
pRectangle->Draw(hDC);
}
break;
}
// If it is a mouse message, process it
if (::PeekMessage(&msg, NULL, WM_MOUSEFIRST, WM_MOUSELAST, PM_REMOVE))
{
// Get mouse position
TRACE_MSG( ("msg = %x, lParam = %0x", msg.message, msg.lParam) );
mousePos.x = (short)LOWORD(msg.lParam);
mousePos.y = (short)HIWORD(msg.lParam);
TRACE_MSG( ("mousePos = %d,%d", mousePos.x, mousePos.y) );
// Convert to screen coordinates
::ClientToScreen(m_hwnd, &mousePos);
grabCurrPoint = mousePos;
switch (msg.message)
{
// Starting the grab
case WM_LBUTTONDOWN:
// Save the starting position
TRACE_MSG(("grabbing start position"));
grabStartPoint = mousePos;
grabEndPoint = mousePos;
tracking = TRUE;
break;
// Completing the rectangle
case WM_LBUTTONUP:
{
tracking = FALSE;
// Check that there is an area to capture
TRACE_MSG(("grabbing end position"));
if (EqualPoint(grabStartPoint, grabCurrPoint))
{
TRACE_MSG(("start == end, skipping grab"));
goto GrabAreaCleanup;
}
// Erase the last tracking rectangle
if (!EqualPoint(grabStartPoint, grabEndPoint))
{
rect.top = grabStartPoint.y;
rect.left = grabStartPoint.x;
rect.bottom = grabEndPoint.y;
rect.right = grabEndPoint.x;
pRectangle->SetRect(&rect);
pRectangle->SetBoundsRect(&rect);
pRectangle->Draw(hDC);
}
// Update the rectangle object
rect.top = grabStartPoint.y;
rect.left = grabStartPoint.x;
rect.bottom = grabCurrPoint.y;
rect.right = grabCurrPoint.x;
pRectangle->SetRect(&rect);
pRectangle->SetBoundsRect(&rect);
pRectangle->GetBoundsRect(lprect);
// We are done
goto GrabAreaCleanup;
}
break;
// Continuing the rectangle
case WM_MOUSEMOVE:
if (tracking)
{
TRACE_MSG(("tracking grab"));
// Erase the last tracking rectangle
if (!EqualPoint(grabStartPoint, grabEndPoint))
{
rect.top = grabStartPoint.y;
rect.left = grabStartPoint.x;
rect.bottom = grabEndPoint.y;
rect.right = grabEndPoint.x;
pRectangle->SetRect(&rect);
pRectangle->SetBoundsRect(&rect);
pRectangle->Draw(hDC);
}
// Draw the new rectangle
if (!EqualPoint(grabStartPoint, grabCurrPoint))
{
// Save the new box end point
grabEndPoint = grabCurrPoint;
// Draw the rectangle
TRACE_MSG( ("grabStartPoint = %d,%d",
grabStartPoint.x, grabStartPoint.y) );
TRACE_MSG( ("grabEndPoint = %d,%d",
grabEndPoint.x, grabEndPoint.y) );
rect.top = grabStartPoint.y;
rect.left = grabStartPoint.x;
rect.bottom = grabEndPoint.y;
rect.right = grabEndPoint.x;
pRectangle->SetRect(&rect);
pRectangle->SetBoundsRect(&rect);
pRectangle->Draw(hDC);
}
}
break;
}
}
// Cancel if ESCAPE is pressed.
else if (::PeekMessage(&msg, NULL, WM_KEYFIRST, WM_KEYLAST, PM_REMOVE))
{
if( ((msg.message == WM_KEYUP)||(msg.message == WM_SYSKEYUP))&&
(msg.wParam == VK_ESCAPE) )
{
TRACE_MSG(("grab cancelled by ESC"));
// Erase the last tracking rectangle
if (!EqualPoint(grabStartPoint, grabEndPoint))
{
rect.top = grabStartPoint.y;
rect.left = grabStartPoint.x;
rect.bottom = grabEndPoint.y;
rect.right = grabEndPoint.x;
pRectangle->SetRect(&rect);
pRectangle->Draw(hDC);
}
break;
}
}
}
GrabAreaCleanup:
// Release the device context (if we have it)
if (hDC != NULL)
{
::ReleaseDC(hDesktopWnd, hDC);
}
delete pRectangle;
}
//
//
// Function: AddCapturedImage
//
// Purpose: Add a bitmap to the contents (adding a new page for it
// if necessary).
//
//
void WbMainWindow::AddCapturedImage(BitmapObj* dib)
{
// Position the grabbed object at the top left of the currently visible
// area.
RECT rcVis;
m_drawingArea.GetVisibleRect(&rcVis);
dib->MoveTo(rcVis.left, rcVis.top);
dib->Draw();
// Add the new grabbed bitmap
dib->AddToWorkspace();
}
//
//
// Function: OnPrint
//
// Purpose: Print the contents of the drawing pane
//
//
LRESULT WbMainWindow::OnPrint()
{
BOOL bPrintError = FALSE;
PRINTDLG pd;
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnPrint");
if (!IsIdle())
{
// post an error message indicating the whiteboard is busy
::PostMessage(m_hwnd, WM_USER_DISPLAY_ERROR, WBFE_RC_WB, WB_RC_BUSY);
return S_FALSE;
}
//
// Initialize the PRINTDLG structure
//
ZeroMemory(&pd, sizeof(pd));
pd.lStructSize = sizeof(pd);
pd.hInstance = g_hInstance;
pd.hwndOwner = m_hwnd;
pd.Flags = PD_ALLPAGES | PD_RETURNDC | PD_PAGENUMS |
PD_HIDEPRINTTOFILE | PD_NOSELECTION;
pd.nMinPage = 1;
pd.nMaxPage = (WORD)g_numberOfWorkspaces;
pd.nFromPage = pd.nMinPage;
pd.nToPage = pd.nMaxPage;
// Put up the COMMDLG print dialog
if (::PrintDlg(&pd))
{
int nStartPage, nEndPage;
// Get the start and end page numbers to be printed
if (pd.Flags & PD_PAGENUMS)
{
nStartPage = pd.nFromPage;
nEndPage = pd.nToPage;
}
else
{
nStartPage = pd.nMinPage;
nEndPage = pd.nMaxPage;
}
// Check whether any pages are to be printed
if (nStartPage <= pd.nMaxPage)
{
// Ensure that the start and end pages lie within range.
nStartPage = max(nStartPage, pd.nMinPage);
nEndPage = min(nEndPage, pd.nMaxPage);
// Get the printer and output port names.
// These are written to the dialog for the user to see
// in the OnInitDialog member.
TCHAR szDeviceName[2*_MAX_PATH];
LPDEVNAMES lpDev;
// Device name
if (pd.hDevNames == NULL)
{
szDeviceName[0] = 0;
}
else
{
lpDev = (LPDEVNAMES)::GlobalLock(pd.hDevNames);
wsprintf(szDeviceName, "%s %s",
(LPCTSTR)lpDev + lpDev->wDeviceOffset,
(LPCTSTR)lpDev + lpDev->wOutputOffset);
::GlobalUnlock(pd.hDevNames);
}
//
// Tell the printer we are starting the print.
// Note that the printer object handles the cancellation dialog.
WbPrinter printer(szDeviceName);
TCHAR szJobName[_MAX_PATH];
::LoadString(g_hInstance, IDS_PRINT_NAME, szJobName, _MAX_PATH);
int nPrintResult = printer.StartDoc(pd.hDC, szJobName, nStartPage);
if (nPrintResult < 0)
{
WARNING_OUT(("Print result %d", nPrintResult));
bPrintError = TRUE;
}
else
{
// Find out how many copies to print
int copyNum;
copyNum = 0;
while ((copyNum < pd.nCopies) && !bPrintError)
{
// Loop through all pages
int nPrintPage = 0;
WBPOSITION pos;
WorkspaceObj * pWorkspace = NULL;
pos = g_pListOfWorkspaces->GetHeadPosition();
while(pos)
{
pWorkspace = (WorkspaceObj*) g_pListOfWorkspaces->GetNext(pos);
nPrintPage++;
if (nPrintPage >= nStartPage && nPrintPage <= nEndPage // We are in the range
&& pWorkspace && pWorkspace->GetHead() != NULL) // is there anything in the workspace
{
// Tell the printer we are starting a new page
printer.StartPage(pd.hDC, nPrintPage);
if (!printer.Error())
{
RECT rectArea;
rectArea.left = 0;
rectArea.top = 0;
rectArea.right = DRAW_WIDTH;
rectArea.bottom = DRAW_HEIGHT;
// Print the page
PG_Print(pWorkspace, pd.hDC, &rectArea);
// Inform the printer that the page is complete
printer.EndPage(pd.hDC);
}
else
{
bPrintError = TRUE;
break;
}
}
}
copyNum++;
}
// The print has completed
nPrintResult = printer.EndDoc(pd.hDC);
if (nPrintResult < 0)
{
WARNING_OUT(("Print result %d", nPrintResult));
bPrintError = TRUE;
}
// reset the error if the user cancelled the print
if (printer.Aborted())
{
WARNING_OUT(("User cancelled print"));
bPrintError = FALSE;
}
}
}
}
// Inform the user if an error occurred
if (bPrintError)
{
// display a message informing the user the job terminated
::PostMessage(m_hwnd, WM_USER_DISPLAY_ERROR, WBFE_RC_PRINTER, 0);
}
//
// Cleanup the hDevMode, hDevNames, and hdc blocks if allocated
//
if (pd.hDevMode != NULL)
{
::GlobalFree(pd.hDevMode);
pd.hDevMode = NULL;
}
if (pd.hDevNames != NULL)
{
::GlobalFree(pd.hDevNames);
pd.hDevNames = NULL;
}
if (pd.hDC != NULL)
{
::DeleteDC(pd.hDC);
pd.hDC = NULL;
}
return S_OK;
}
//
//
// Function: InsertPageAfter
//
// Purpose: Insert a new page after the specified page.
//
//
void WbMainWindow::InsertPageAfter(WorkspaceObj * pCurrentWorkspace)
{
//
// Create a standard workspace
//
if(g_numberOfWorkspaces < WB_MAX_WORKSPACES)
{
//
// If we were editing text
//
if (g_pDraw->TextEditActive())
{
g_pDraw->EndTextEntry(TRUE);
}
BOOL bRemote = FALSE;
if(m_pLocalRemotePointer)
{
bRemote = TRUE;
OnRemotePointer();
}
WorkspaceObj * pObj;
DBG_SAVE_FILE_LINE
pObj = new WorkspaceObj();
pObj->AddToWorkspace();
if(bRemote)
{
OnRemotePointer();
}
}
}
//
//
// Function: OnInsertPageAfter
//
// Purpose: Insert a new page after the current page
//
//
LRESULT WbMainWindow::OnInsertPageAfter()
{
// Insert the new page
InsertPageAfter(g_pCurrentWorkspace);
return S_OK;
}
//
//
// Function: OnDeletePage
//
// Purpose: Delete the current page
//
//
LRESULT WbMainWindow::OnDeletePage()
{
//
// Clear the page
//
if(g_pListOfWorkspaces->GetHeadPosition() == g_pListOfWorkspaces->GetTailPosition())
{
OnClearPage(TRUE);
}
else
{
LRESULT result = OnClearPage(FALSE);
//
// If we had more pages move to the previous page
//
if(result == IDYES)
{
//
// Deleted locally
//
g_pCurrentWorkspace->DeletedLocally();
//
// If the text editor is active
//
if(m_drawingArea.TextEditActive())
{
m_drawingArea.DeactivateTextEditor();
}
BOOL remotePointerIsOn = FALSE;
if(g_pMain->m_pLocalRemotePointer)
{
g_pMain->OnRemotePointer();
remotePointerIsOn = TRUE;
}
//
// Remove the workspace and point current to the correct one.
//
WorkspaceObj * pWorkspace = RemoveWorkspace(g_pCurrentWorkspace);
g_pMain->GoPage(pWorkspace);
if(remotePointerIsOn)
{
g_pMain->OnRemotePointer();
}
}
}
return S_OK;
}
//
//
// Function: OnRemotePointer
//
// Purpose: Create a remote pointer
//
//
LRESULT WbMainWindow::OnRemotePointer(void)
{
if(m_pLocalRemotePointer == NULL)
{
BitmapObj* remotePtr;
DBG_SAVE_FILE_LINE
m_pLocalRemotePointer = new BitmapObj(TOOLTYPE_REMOTEPOINTER);
if(g_pMain->m_localRemotePointerPosition.x < 0 && g_pMain->m_localRemotePointerPosition.y < 0 )
{
// Position the remote pointer in center of the drawing area
RECT rcVis;
m_drawingArea.GetVisibleRect(&rcVis);
m_localRemotePointerPosition.x = rcVis.left + (rcVis.right - rcVis.left)/2;
m_localRemotePointerPosition.y = rcVis.top + (rcVis.bottom - rcVis.top)/2;
}
m_pLocalRemotePointer->MoveTo(m_localRemotePointerPosition.x ,m_localRemotePointerPosition.y);
COLORREF color;
color = g_crDefaultColors[g_MyIndex + 1];
m_pLocalRemotePointer->CreateColoredIcon(color);
//
// If we couldn't create an image for teh remote pointer bitmap
//
if(m_pLocalRemotePointer->m_lpbiImage == NULL)
{
delete m_pLocalRemotePointer;
m_pLocalRemotePointer = NULL;
return S_FALSE;
}
m_pLocalRemotePointer->Draw(FALSE);
// Add the new grabbed bitmap
m_pLocalRemotePointer->AddToWorkspace();
m_TB.PushDown(IDM_REMOTE);
CheckMenuItem(IDM_REMOTE);
// Start the timer for updating the graphic (this is only for updating
// the graphic when the user stops moving the pointer but keeps the
// mouse button down).
::SetTimer(g_pDraw->m_hwnd, TIMER_REMOTE_POINTER_UPDATE, DRAW_REMOTEPOINTERDELAY, NULL);
}
else
{
::KillTimer(g_pDraw->m_hwnd, TIMER_REMOTE_POINTER_UPDATE);
m_pLocalRemotePointer->DeletedLocally();
g_pCurrentWorkspace->RemoveT126Object(m_pLocalRemotePointer);
m_pLocalRemotePointer = NULL;
m_TB.PopUp(IDM_REMOTE);
UncheckMenuItem(IDM_REMOTE);
}
return S_OK;
}
//
//
// Function: OnSync
//
// Purpose: Sync or unsync the Whiteboard with other users
//
//
LRESULT WbMainWindow::OnSync(void)
{
// Determine whether we are currently synced
if (m_drawingArea.IsSynced())
{
// currently synced, so unsync
Unsync();
}
else
{
// currently unsynced, so sync
Sync();
}
m_drawingArea.SetSync(!m_drawingArea.IsSynced());
EnableToolbar( TRUE );
m_AG.EnablePageCtrls(TRUE);
return S_OK;
}
//
//
// Function: Sync
//
// Purpose: Sync the Whiteboard with other users
//
//
void WbMainWindow::Sync(void)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::Sync");
m_TB.PushDown(IDM_SYNC);
CheckMenuItem(IDM_SYNC);
GotoPage(g_pConferenceWorkspace);
} // Sync
//
//
// Function: Unsync
//
// Purpose: Unsync the Whiteboard with other users
//
//
void WbMainWindow::Unsync(void)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::Unsync");
m_TB.PopUp(IDM_SYNC);
UncheckMenuItem(IDM_SYNC);
} // Unsync
LRESULT WbMainWindow::OnConfShutdown( WPARAM, LPARAM )
{
if (OnQueryEndSession())
{
::SendMessage(m_hwnd, WM_CLOSE, 0, 0); // do close immediately
// :
// DON'T DO ANYTHING else at this point except for exit.
return( 0 );// tell conf ok to shutdown
}
else
return( (LRESULT)g_cuEndSessionAbort ); // don't shutdown
}
//
//
// Function: OnQueryEndSession
//
// Purpose: Ensure user is prompted to save changes when windows is
// ended.
//
//
LRESULT WbMainWindow::OnQueryEndSession(void)
{
HWND hwndPopup;
if ((hwndPopup = ::GetLastActivePopup(m_hwnd)) != m_hwnd)
{
::Message(NULL, IDS_DEFAULT, IDS_CANTCLOSE );
::BringWindowToTop(hwndPopup);
return( FALSE );
}
// If changes are required then prompt the user to save
int iDoNew = IDYES;
if (IsIdle())
{
iDoNew = QuerySaveRequired(TRUE);
if (iDoNew == IDYES)
{
// Save the changes
iDoNew = (int)OnSave(FALSE);
}
}
// remember what we did so OnClose can act appropriately
m_bQuerySysShutdown = (iDoNew != IDCANCEL);
// If the user did not cancel, let windows exit
return( m_bQuerySysShutdown );
}
//
//
// Function: UnlockDrawingArea
//
// Purpose: Unlock the drawing area and enable the appropriate buttons
//
//
//
void WbMainWindow::UnlockDrawingArea()
{
m_drawingArea.Unlock();
{
EnableToolbar( TRUE );
m_AG.EnablePageCtrls(TRUE);
}
//
// Show the tool attributes group.
//
m_AG.DisplayTool(m_pCurrentTool);
}
//
//
// Function: LockDrawingArea
//
// Purpose: Lock the drawing area and enable the appropriate buttons
//
//
//
void WbMainWindow::LockDrawingArea()
{
m_drawingArea.Lock();
if(g_pNMWBOBJ->m_LockerID != g_MyMemberID)
{
// Disable tool-bar buttons that cannot be used while locked
EnableToolbar( FALSE );
m_AG.EnablePageCtrls(FALSE);
//
// Hide the tool attributes
//
if (m_WG.m_hwnd != NULL)
{
::ShowWindow(m_WG.m_hwnd, SW_HIDE);
}
m_AG.Hide();
}
}
void WbMainWindow::EnableToolbar( BOOL bEnable )
{
if (bEnable)
{
m_TB.Enable(IDM_SELECT);
// don't allow text editing in zoom mode
if( m_drawingArea.Zoomed() )
m_TB.Disable(IDM_TEXT);
else
m_TB.Enable(IDM_TEXT);
m_TB.Enable(IDM_PEN);
m_TB.Enable(IDM_HIGHLIGHT);
m_TB.Enable(IDM_LINE);
m_TB.Enable(IDM_ZOOM);
m_TB.Enable(IDM_BOX);
m_TB.Enable(IDM_FILLED_BOX);
m_TB.Enable(IDM_ELLIPSE);
m_TB.Enable(IDM_FILLED_ELLIPSE);
m_TB.Enable(IDM_ERASER);
m_TB.Enable(IDM_GRAB_AREA);
m_TB.Enable(IDM_GRAB_WINDOW);
//
// If we are not synced we can't lock the other nodes
//
if(g_pDraw->IsSynced())
{
m_TB.PushDown(IDM_SYNC);
m_TB.Enable(IDM_LOCK);
}
else
{
m_TB.PopUp(IDM_SYNC);
m_TB.Disable(IDM_LOCK);
}
if(m_drawingArea.IsLocked())
{
m_TB.Disable(IDM_SYNC);
}
else
{
m_TB.Enable(IDM_SYNC);
}
m_TB.Enable(IDM_REMOTE);
}
else
{
m_TB.Disable(IDM_SELECT);
m_TB.Disable(IDM_PEN);
m_TB.Disable(IDM_HIGHLIGHT);
m_TB.Disable(IDM_TEXT);
m_TB.Disable(IDM_LINE);
m_TB.Disable(IDM_ZOOM);
m_TB.Disable(IDM_BOX);
m_TB.Disable(IDM_FILLED_BOX);
m_TB.Disable(IDM_ELLIPSE);
m_TB.Disable(IDM_FILLED_ELLIPSE);
m_TB.Disable(IDM_ERASER);
m_TB.Disable(IDM_REMOTE);
m_TB.Disable(IDM_GRAB_AREA);
m_TB.Disable(IDM_GRAB_WINDOW);
m_TB.Disable(IDM_LOCK);
m_TB.Disable(IDM_SYNC);
}
}
//
//
// Function: UpdatePageButtons
//
// Purpose: Enable or disable the page buttons, according to the current
// state.
//
//
//
void WbMainWindow::UpdatePageButtons()
{
BOOL bEnable = TRUE;
if(!g_pCurrentWorkspace)
{
g_numberOfWorkspaces = 0;
bEnable = FALSE;
}
else
{
//
// Can we update this workspace
//
bEnable = g_pCurrentWorkspace->GetUpdatesEnabled();
//
// If it is locked, is it locked by us
//
if(!bEnable)
{
bEnable |= g_pNMWBOBJ->m_LockerID == g_MyMemberID;
}
}
m_AG.EnablePageCtrls(bEnable);
WBPOSITION pos;
WorkspaceObj * pWorkspace;
UINT pageNumber = 0;
pos = g_pListOfWorkspaces->GetHeadPosition();
while(pos)
{
pageNumber++;
pWorkspace = (WorkspaceObj*)g_pListOfWorkspaces->GetNext(pos);
if(g_pCurrentWorkspace == pWorkspace)
{
break;
}
}
m_AG.SetCurrentPageNumber(pageNumber);
m_AG.SetLastPageNumber(g_numberOfWorkspaces);
EnableToolbar( bEnable );
}
//
//
// Function: CancelLoad
//
// Purpose: Cancel any load in progress
//
//
void WbMainWindow::CancelLoad(BOOL bReleaseLock)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::CancelLoad");
// reset file name to untitled
ZeroMemory(m_strFileName, sizeof(m_strFileName));
// reset the whiteboard substate
SetSubstate(SUBSTATE_IDLE);
}
//
//
// Function: IsIdle
//
// Purpose: Returns true if the main window is idle (in a call and not
// loading a file/performing a new)
//
//
BOOL WbMainWindow::IsIdle()
{
return(m_uiSubState == SUBSTATE_IDLE);
}
//
//
// Function: SetSubstate
//
// Purpose: Sets the substate, informing the page sorter dialog of the
// change, if necessary.
//
//
void WbMainWindow::SetSubstate(UINT newSubState)
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::SetSubstate");
// substate only valid if in a call
if (newSubState != m_uiSubState)
{
DBG_SAVE_FILE_LINE
m_uiSubState = newSubState;
// Trace the substate change
switch (m_uiSubState)
{
case SUBSTATE_IDLE:
TRACE_DEBUG(("set substate to IDLE"));
break;
case SUBSTATE_LOADING:
TRACE_DEBUG(("set substate to LOADING"));
break;
case SUBSTATE_SAVING:
TRACE_DEBUG(("set substate to SAVING"));
break;
case SUBSTATE_NEW_IN_PROGRESS:
TRACE_DEBUG(("set substate to NEW_IN_PROGRESS"));
break;
default:
ERROR_OUT(("Unknown substate %hd",m_uiSubState));
break;
}
// update the page buttons (may have become enabled/disabled)
UpdatePageButtons();
}
}
//
//
// Function: PositionUpdated
//
// Purpose: Called when the drawing area position has changed.
// change, if necessary.
//
//
void WbMainWindow::PositionUpdated()
{
RECT rectDraw;
m_drawingArea.GetVisibleRect(&rectDraw);
g_pDraw->InvalidateSurfaceRect(&rectDraw,FALSE);
}
//
//
// Function : OnEndSession
//
// Purpose : Called when Windows is exiting
//
//
void WbMainWindow::OnEndSession(BOOL bEnding)
{
if (bEnding)
{
::PostQuitMessage(0);
}
else
{
m_bQuerySysShutdown = FALSE; // never mind, cancel OnClose special handling
}
}
//
// Function: OnCancelMode()
//
// Purpose: Called whenever a WM_CANCELMODE message is sent to the frame
// window.
// WM_CANCELMODE is sent when another app or dialog receives the
// input focus. The frame simply records that a WM_CANCELMODE
// message has been sent. This fact is used by the SelectWindow
// code to determine if it should cancel the selecting of a
// window
//
//
void WbMainWindow::OnCancelMode()
{
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::OnCancelMode");
m_cancelModeSent = TRUE;
//
// Note: Not passed to the default handler as the default action on
// WM_CANCELMODE is to release mouse capture - we shall do this
// explicitly.
//
// blow off any dragging that might be in progress (bug 573)
POINT pt;
::GetCursorPos( &pt );
::ScreenToClient(m_drawingArea.m_hwnd, &pt);
::SendMessage(m_drawingArea.m_hwnd, WM_LBUTTONUP, 0, MAKELONG( pt.x, pt.y ) );
}
void WbMainWindow::LoadCmdLine(LPCSTR szFilename)
{
int iOnSave;
if (szFilename && *szFilename)
{
if( UsersMightLoseData( NULL, NULL ) ) // bug NM4db:418
return;
// Don't prompt to save file if we're already loading
if (m_uiSubState != SUBSTATE_LOADING )
{
// Check whether there are changes to be saved
iOnSave = QuerySaveRequired(TRUE);
}
else
{
return;
}
if (iOnSave == IDYES)
{
// User wants to save the drawing area contents
int iResult = (int)OnSave(TRUE);
if( iResult == IDOK )
{
}
else
{
// cancelled out of save, so cancel the open operation
return;
}
}
// load filename
if( iOnSave != IDCANCEL )
LoadFile(szFilename);
}
}
//
// OnNotify()
// Handles TTN_NEEDTEXTA and TTN_NEEDTEXTW
//
void WbMainWindow::OnNotify(UINT id, NMHDR * pNM)
{
UINT nID;
HWND hwnd = NULL;
POINT ptCurPos;
UINT nTipStringID;
if (!pNM)
return;
if (pNM->code == TTN_NEEDTEXTA)
{
TOOLTIPTEXTA *pTA = (TOOLTIPTEXTA *)pNM;
// get id and hwnd
if( pTA->uFlags & TTF_IDISHWND )
{
// idFrom is actually the HWND of the tool
hwnd = (HWND)pNM->idFrom;
nID = ::GetDlgCtrlID(hwnd);
}
else
{
nID = (UINT)pNM->idFrom;
}
// get tip string id
nTipStringID = GetTipId(hwnd, nID);
if (nTipStringID == 0)
return;
// give it to em
pTA->lpszText = MAKEINTRESOURCE( nTipStringID );
pTA->hinst = g_hInstance;
}
else if (pNM->code == TTN_NEEDTEXTW)
{
TOOLTIPTEXTW *pTW = (TOOLTIPTEXTW *)pNM;
// get id and hwnd
if( pTW->uFlags & TTF_IDISHWND )
{
// idFrom is actually the HWND of the tool
hwnd = (HWND)pNM->idFrom;
nID = ::GetDlgCtrlID(hwnd);
}
else
{
nID = (UINT)pNM->idFrom;
}
// get tip string id
nTipStringID = GetTipId(hwnd, nID );
if (nTipStringID == 0)
return;
// give it to em
pTW->lpszText = (LPWSTR) MAKEINTRESOURCE( nTipStringID );
pTW->hinst = g_hInstance;
}
}
//
// GetTipId()
// Finds the tooltip for a control in Whiteboard
//
UINT WbMainWindow::GetTipId(HWND hwndTip, UINT nID)
{
WbTool * pTool;
BOOL bCheckedState;
int nTipID;
int nTipStringID;
int i;
// find tip stuff relevant for nID
nTipID = -1;
for( i=0; i<((sizeof g_tipIDsArray)/(sizeof (TIPIDS) )); i++ )
{
if( g_tipIDsArray[i].nID == nID )
{
nTipID = i;
break;
}
}
// valid?
if( nTipID < 0 )
return( 0 );
// get checked state
switch( g_tipIDsArray[ nTipID ].nCheck )
{
case TB:
bCheckedState =
(::SendMessage(m_TB.m_hwnd, TB_ISBUTTONCHECKED, nID, 0) != 0);
break;
case BT:
if (hwndTip != NULL)
{
bCheckedState =
(::SendMessage(hwndTip, BM_GETSTATE, 0, 0) & 0x0003) == 1;
}
else
bCheckedState = FALSE;
break;
case NA:
default:
bCheckedState = FALSE;
break;
}
// get tip string id
if( bCheckedState )
nTipStringID = g_tipIDsArray[ nTipID ].nDownTipID;
else
nTipStringID = g_tipIDsArray[ nTipID ].nUpTipID;
// done
return( nTipStringID );
}
// gets default path if no saves or opens have been done yet
// Returns FALSE if last default should be reused
BOOL WbMainWindow::GetDefaultPath(LPTSTR csDefaultPath , UINT size)
{
DWORD dwType;
DWORD dwBufLen = size;
HKEY hDefaultKey = NULL;
BOOL bRet =FALSE;
if( !lstrlen(m_strFileName) )
{
// a name has not been picked yet in this session, use path
// to "My Documents"
if( (RegOpenKeyEx( HKEY_CURRENT_USER,
"Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders",
0,
KEY_READ,
&hDefaultKey )
!= ERROR_SUCCESS) ||
(RegQueryValueEx( hDefaultKey,
"Personal",
NULL,
&dwType,
(BYTE *)csDefaultPath,
&dwBufLen )
!= ERROR_SUCCESS))
{
// reg failed, use desktop
LPITEMIDLIST pidl;
if(SUCCEEDED(SHGetSpecialFolderLocation(GetDesktopWindow(),CSIDL_DESKTOPDIRECTORY,&pidl)))
{
bRet= SHGetPathFromIDList(pidl,csDefaultPath);
}
if( hDefaultKey != NULL )
RegCloseKey( hDefaultKey );
}
else
{
bRet = TRUE;
}
}
return bRet;
}
void WbMainWindow::OnSysColorChange( void )
{
if (g_pCurrentWorkspace != NULL)
{
PG_ReinitPalettes();
::InvalidateRect(m_hwnd, NULL, TRUE );
::UpdateWindow(m_hwnd);
}
m_TB.RecolorButtonImages();
m_AG.RecolorButtonImages();
}
//
// posts a do-you-wana-do-that message if other users are in the conference
//
BOOL WbMainWindow::UsersMightLoseData( BOOL *pbWasPosted, HWND hwnd )
{
if (g_pNMWBOBJ->GetNumberOfMembers() > 0)
{
if( pbWasPosted != NULL )
*pbWasPosted = TRUE;
return( ::Message(hwnd, IDS_DEFAULT, IDS_MSG_USERSMIGHTLOSE, MB_YESNO | MB_ICONEXCLAMATION ) != IDYES );
}
if( pbWasPosted != NULL )
*pbWasPosted = FALSE;
return( FALSE );
}
//
//
// Name: ContentsSave
//
// Purpose: Save the contents of the WB.
//
// Returns: Error code
//
//
UINT WbMainWindow::ContentsSave(LPCSTR pFileName)
{
UINT result = 0;
UINT index;
HANDLE hFile;
ULONG cbSizeWritten;
T126WB_FILE_HEADER t126Header;
WB_OBJ endOfFile;
MLZ_EntryOut(ZONE_FUNCTION, "WbMainWindow::ContentsSave");
//
// Open the file
//
m_hFile = CreateFile(pFileName, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS,
FILE_ATTRIBUTE_NORMAL, 0);
if (m_hFile == INVALID_HANDLE_VALUE)
{
result = WB_RC_CREATE_FAILED;
ERROR_OUT(("Error creating file, win32 err=%d", GetLastError()));
goto CleanUp;
}
//
// Create the file header.
//
memcpy(t126Header.functionProfile, T126WB_FP_NAME,sizeof(T126WB_FP_NAME));
t126Header.length = sizeof(T126WB_FILE_HEADER) + g_numberOfWorkspaces*sizeof(UINT);
t126Header.version = T126WB_VERSION;
t126Header.numberOfWorkspaces = g_numberOfWorkspaces;
//
// Save the header
//
if (!WriteFile(m_hFile, (void *) &t126Header, sizeof(T126WB_FILE_HEADER), &cbSizeWritten, NULL))
{
result = WB_RC_WRITE_FAILED;
ERROR_OUT(("Error writing length to file, win32 err=%d", GetLastError()));
goto CleanUp;
}
WorkspaceObj* pWorkspace;
WBPOSITION pos;
index = 0;
pos = g_pListOfWorkspaces->GetHeadPosition();
while(pos)
{
pWorkspace = (WorkspaceObj*)g_pListOfWorkspaces->GetNext(pos);
ASSERT(pWorkspace);
UINT numberOfObjects = pWorkspace->EnumerateObjectsInWorkspace();
//
// Save the number of objects in each page
//
if (!WriteFile(m_hFile, (void *) &numberOfObjects, sizeof(numberOfObjects), &cbSizeWritten, NULL))
{
result = WB_RC_WRITE_FAILED;
ERROR_OUT(("Error writing length to file, win32 err=%d", GetLastError()));
goto CleanUp;
}
index++;
}
ASSERT(index == g_numberOfWorkspaces);
//
// Loop through the pages, saving each as we go
//
g_bSavingFile = TRUE;
ResendAllObjects();
//
// The Last Object to be saved is the current workspace
//
g_pCurrentWorkspace->OnObjectEdit();
//
// If we have successfully written the contents, we write an end-of-page
// marker to the file.
//
ZeroMemory(&endOfFile, sizeof(endOfFile));
endOfFile.length = sizeof(endOfFile);
endOfFile.type = TYPE_T126_END_OF_FILE;
//
// Write the end-of-file object
//
if (!WriteFile(m_hFile, (void *) &endOfFile, sizeof(endOfFile), &cbSizeWritten, NULL))
{
result = WB_RC_WRITE_FAILED;
ERROR_OUT(("Error writing length to file, win32 err=%d", GetLastError()));
goto CleanUp;
}
CleanUp:
//
// Close the file
//
if (m_hFile != INVALID_HANDLE_VALUE)
{
CloseHandle(m_hFile);
}
//
// If an error occurred in saving the contents to file, and the file was
// opened, then delete it.
//
if (result != 0)
{
//
// If the file was opened successfully, delete it
//
if (m_hFile != INVALID_HANDLE_VALUE)
{
DeleteFile(pFileName);
}
}
g_bSavingFile = FALSE;
return(result);
}
//
//
// Name: ObjectSave
//
// Purpose: Save a structure to file
//
// Returns: Error code
//
//
UINT WbMainWindow::ObjectSave(UINT type, LPBYTE pData, UINT length)
{
ASSERT(m_hFile != INVALID_HANDLE_VALUE);
UINT result = 0;
ULONG cbSizeWritten;
WB_OBJ objectHeader;
objectHeader.length = sizeof(WB_OBJ) + length;
objectHeader.type = type;
//
// Save the Header
//
if (! WriteFile(m_hFile, (void *) &objectHeader, sizeof(WB_OBJ), &cbSizeWritten, NULL))
{
result = WB_RC_WRITE_FAILED;
ERROR_OUT(("Error writing length to file, win32 err=%d", GetLastError()));
goto bail;
}
ASSERT(cbSizeWritten == sizeof(WB_OBJ));
//
// Save the object data
//
if (! WriteFile(m_hFile, pData, length, &cbSizeWritten, NULL))
{
result = WB_RC_WRITE_FAILED;
ERROR_OUT(("Error writing data to file, win32 err=%d", GetLastError()));
goto bail;
}
ASSERT(cbSizeWritten == length);
bail:
return result;
}
//
//
// Function: ContentsLoad
//
// Purpose: Load a file and delete the current workspaces
//
//
UINT WbMainWindow::ContentsLoad(LPCSTR pFileName)
{
BOOL bRemote;
UINT result = 0;
PT126WB_FILE_HEADER_AND_OBJECTS pHeader = NULL;
//
// Validate the file, and get a handle to it.
// If there is an error, then no file handle is returned.
//
pHeader = ValidateFile(pFileName);
if (pHeader == NULL)
{
result = WB_RC_BAD_FILE_FORMAT;
goto bail;
}
delete pHeader;
//
// Remember if remote pointer is on
//
bRemote = FALSE;
if (m_pLocalRemotePointer)
{
// Remove remote pointer from pages
bRemote = TRUE;
OnRemotePointer();
}
//
// Just before loading anything delete all the workspaces
//
::InvalidateRect(g_pDraw->m_hwnd, NULL, TRUE);
DeleteAllWorkspaces(TRUE);
result = ObjectLoad();
//
// Put remote pointer back if it was on
//
if (bRemote)
{
OnRemotePointer();
}
//
// The workspaces may have being saved as locked
// Unlock all workspaces, and make sure the drawing area is unlocked
//
TogleLockInAllWorkspaces(FALSE, FALSE); // Not locked, don't send updates
UnlockDrawingArea();
ResendAllObjects();
bail:
if(INVALID_HANDLE_VALUE != m_hFile)
{
CloseHandle(m_hFile);
}
return(result);
}
//
//
// Function: ObjectLoad
//
// Purpose: Load t126 ASN1 objects from the file
//
//
UINT WbMainWindow::ObjectLoad(void)
{
UINT result = 0;
LPSTR pData = NULL;
UINT length;
DWORD cbSizeRead;
BOOL readFileOk = TRUE;
WB_OBJ objectHeader;
while(readFileOk)
{
//
// Read objects header info
//
readFileOk = ReadFile(m_hFile, (void *) &objectHeader, sizeof(WB_OBJ), &cbSizeRead, NULL);
if ( !readFileOk )
{
//
// Make sure we return a sensible error.
//
ERROR_OUT(("reading object length, win32 err=%d, length=%d", GetLastError(), sizeof(WB_OBJ)));
result = WB_RC_BAD_FILE_FORMAT;
goto bail;
}
ASSERT(cbSizeRead == sizeof(WB_OBJ));
//
// Read the object's raw data
//
length = objectHeader.length - sizeof(WB_OBJ);
DBG_SAVE_FILE_LINE
pData = (LPSTR)new BYTE[length];
readFileOk = ReadFile(m_hFile, (LPBYTE) pData, length, &cbSizeRead, NULL);
if(! readFileOk)
{
//
// Make sure we return a sensible error.
//
ERROR_OUT(("Reading object from file: win32 err=%d, asked for %d got %d bytes", GetLastError(), length, cbSizeRead));
result = WB_RC_BAD_FILE_FORMAT;
goto bail;
}
ASSERT(cbSizeRead == length);
//
// It is an ASN1 t126 object
//
if(objectHeader.type == TYPE_T126_ASN_OBJECT)
{
//
// Try decoding and adding it to the workspace
//
if(!T126_MCSSendDataIndication(length, (LPBYTE)pData, g_MyMemberID, TRUE))
{
result = WB_RC_BAD_FILE_FORMAT;
goto bail;
}
}
//
// If it is an end of file do a last check
//
else if(objectHeader.type == TYPE_T126_END_OF_FILE)
{
if(objectHeader.length != sizeof(WB_OBJ))
{
result = WB_RC_BAD_FILE_FORMAT;
}
goto bail;
}
else
{
ERROR_OUT(("Don't know object type =%d , size=%d ; skipping to next object", objectHeader.type, length));
}
delete [] pData;
pData = NULL;
}
bail:
if(pData)
{
delete [] pData;
}
return(result);
}
//
//
// Function: ValidateFile
//
// Purpose: Open a T126 file and check if it is valid, if it is the it will
// return a pointer to the header structure
//
//
PT126WB_FILE_HEADER_AND_OBJECTS WbMainWindow::ValidateFile(LPCSTR pFileName)
{
UINT result = 0;
PT126WB_FILE_HEADER pFileHeader = NULL;
PT126WB_FILE_HEADER_AND_OBJECTS pCompleteFileHeader = NULL;
UINT length;
ULONG cbSizeRead;
BOOL fileOpen = FALSE;
DBG_SAVE_FILE_LINE
pFileHeader = new T126WB_FILE_HEADER[1];
if(pFileHeader == NULL)
{
WARNING_OUT(("Could not allocate memory to read the file header opening file, win32 err=%d", GetLastError()));
result = WB_RC_CREATE_FAILED;
goto bail;
}
//
// Open the file
//
m_hFile = CreateFile(pFileName, GENERIC_READ, 0, NULL,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
if (m_hFile == INVALID_HANDLE_VALUE)
{
WARNING_OUT(("Error opening file, win32 err=%d", GetLastError()));
result = WB_RC_CREATE_FAILED;
goto bail;
}
//
// Show that we have opened the file successfully
//
fileOpen = TRUE;
//
// Read the file header
//
if (! ReadFile(m_hFile, (void *) pFileHeader, sizeof(T126WB_FILE_HEADER), &cbSizeRead, NULL))
{
WARNING_OUT(("Error reading file header, win32 err=%d", GetLastError()));
result = WB_RC_READ_FAILED;
goto bail;
}
if (cbSizeRead != sizeof(T126WB_FILE_HEADER))
{
WARNING_OUT(("Could not read file header"));
result = WB_RC_BAD_FILE_FORMAT;
goto bail;
}
//
// Validate the file header
//
if (memcmp(pFileHeader->functionProfile, T126WB_FP_NAME, sizeof(T126WB_FP_NAME)))
{
WARNING_OUT(("Bad function profile in file header"));
result = WB_RC_BAD_FILE_FORMAT;
goto bail;
}
//
// Check for version
//
if( pFileHeader->version < T126WB_VERSION)
{
WARNING_OUT(("Bad version number"));
result = WB_RC_BAD_FILE_FORMAT;
goto bail;
}
DBG_SAVE_FILE_LINE
pCompleteFileHeader = (PT126WB_FILE_HEADER_AND_OBJECTS) new BYTE[sizeof(T126WB_FILE_HEADER) + pFileHeader->numberOfWorkspaces*sizeof(UINT)];
memcpy(pCompleteFileHeader, pFileHeader, sizeof(T126WB_FILE_HEADER));
//
// Read the rest of the file header
//
if(! ReadFile(m_hFile, (void *) &pCompleteFileHeader->numberOfObjects[0], pFileHeader->numberOfWorkspaces*sizeof(UINT), &cbSizeRead, NULL))
{
if(cbSizeRead != pFileHeader->numberOfWorkspaces)
result = WB_RC_BAD_FILE_FORMAT;
goto bail;
}
TRACE_DEBUG(("Opening file with %d workspaces", pFileHeader->numberOfWorkspaces));
#ifdef _DEBUG
INT i;
for(i = 0; i < (INT)pFileHeader->numberOfWorkspaces; i++)
{
TRACE_DEBUG(("Workspace %d contains %d objects", i+1, pCompleteFileHeader->numberOfObjects[i] ));
}
#endif
bail:
//
// Close the file if there has been an error
//
if ( (fileOpen) && (result != 0))
{
CloseHandle(m_hFile);
m_hFile = INVALID_HANDLE_VALUE;
}
//
// Delete allocated file header
//
if(pFileHeader)
{
delete [] pFileHeader;
}
//
// if there was an error delete the return header
//
if(result != 0)
{
if(pCompleteFileHeader)
{
delete [] pCompleteFileHeader;
pCompleteFileHeader = NULL;
}
}
return pCompleteFileHeader;
}
//
//
// Function: GetFileNameStr
//
// Purpose: Return a plain file name string
//
//
LPSTR WbMainWindow::GetFileNameStr(void)
{
UINT size = 2*_MAX_FNAME;
if(m_pTitleFileName)
{
delete m_pTitleFileName;
m_pTitleFileName = NULL;
}
DBG_SAVE_FILE_LINE
m_pTitleFileName = new TCHAR[size];
if (!m_pTitleFileName)
{
ERROR_OUT(("GetWindowTitle: failed to allocate TitleFileName"));
return(NULL);
}
// Set title to either the "Untitled" string, or the loaded file name
if( (!lstrlen(m_strFileName))|| (GetFileTitle( m_strFileName, m_pTitleFileName, (WORD)size ) != 0) )
{
::LoadString(g_hInstance, IDS_UNTITLED , m_pTitleFileName, 2*_MAX_FNAME);
}
return (LPSTR)m_pTitleFileName;
}