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810 lines
21 KiB
810 lines
21 KiB
//
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// MWND.HPP
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// Main WB Window
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//
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// Copyright Microsoft 1998-
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//
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#ifndef __MWND_HPP_
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#define __MWND_HPP_
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#define ARRAYSIZE(a) (sizeof(a) / sizeof(a[0]))
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//
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// The progress timer meter is kinda the heart beat of this thing
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//
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#define MAIN_PROGRESS_TIMER 1000
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// Milliseconds
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#define MAIN_DIALOG_DELAY 1500
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#define MAIN_REGISTRATION_TIMEOUT 300000 // These are long, for modems
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#define MAIN_LOCK_TIMEOUT 120000
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//
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// Timer IDs
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//
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#define TIMERID_PROGRESS_METER 4
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#define TIMERID_MAXDISPLAY 10
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//
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// Timed dialog information
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//
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typedef struct tagTMDLG
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{
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BOOL bLockNotEvent;
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BOOL bVisible;
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UINT uiMaxDisplay;
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}
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TMDLG;
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// This constant must only be defined in FAR EAST sdk
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// since it is not in US version. In Sook Choi (Korea) says
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// it is 40h so thats what I will use. Bug 3258.
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#ifndef CLIP_DFA_OVERRIDE
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#define CLIP_DFA_OVERRIDE (0x40)
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#endif
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// Constants for width menu commands (bug 433)
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#define MENUPOS_OPTIONS 4
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#define OPTIONSPOS_WIDTH 2
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//
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// Main state
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// STARTING = Whiteboard just started, not ready for user input.
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// In this state until registration dialog is cleared.
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// IN_CALL = Whiteboard ready for input
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// ERROR_STATE = a serious error has occurred, Whiteboard must be closed
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// JOINING = joining a call (join call dialog is up)
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// JOINED = Received join call indication, waiting for 'join call'
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// dialog to be dismissed.
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// CLOSING = Whiteboard is shutting down. Ignore all messages.
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//
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//
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enum
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{
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STARTING = 0,
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IN_CALL,
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ERROR_STATE,
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JOINING,
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JOINED,
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CLOSING
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};
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//
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// Substate - valid only when in call
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// IDLE = Normal state - user can do anything permitted by
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// current lock status.
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// LOADING = Currently loading a file
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// NEW_IN_PROGRESS = Currently deleting contents
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//
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//
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#define SUBSTATE_IDLE 0
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#define SUBSTATE_LOADING 1
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#define SUBSTATE_NEW_IN_PROGRESS 2
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//
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// Capture options
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//
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#define CAPTURE_TO_SAME 0
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#define CAPTURE_TO_NEW 1
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//
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// Border to be left around the checkmark in the color and width menus and
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// width of items in these menus.
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//
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#define CHECKMARK_BORDER_X 3
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#define CHECKMARK_BORDER_Y 5
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#define COLOR_MENU_WIDTH 40
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typedef struct tagWBFINDDIALOG
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{
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HWND hwndDialog;
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HWND hwndOwner;
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} WBFINDDIALOG;
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#define MAX_FONT_SIZE 20
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#define STATUSBAR_HEIGHT (MAX_FONT_SIZE + 2*::GetSystemMetrics(SM_CYEDGE))
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//
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//
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// Class: WbMainWindow
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//
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// Purpose: Main Whiteboard window
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//
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//
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class WbMainWindow
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{
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//
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// Event handler friend used for redirecting events to specific main
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// window objects.
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//
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friend BOOL CALLBACK WbMainWindowEventHandler(LPVOID utHandle,
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UINT event,
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UINT_PTR param1,
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UINT_PTR param2);
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friend LRESULT CALLBACK WbMainWindowProc(HWND, UINT, WPARAM, LPARAM);
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friend BOOL CALLBACK WbFindCurrentDialog(HWND hwnd, LPARAM);
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friend DCWbGraphicMarker; // needs to get at LastDeletedGraphic
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friend ObjectTrashCan; // needs to get at drawingArea
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public:
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//
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// Construction and destruction
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//
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WbMainWindow(void);
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~WbMainWindow(void);
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//
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// Initialization - display the window and its children
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//
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BOOL Open(int iCommand);
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BOOL JoinDomain(void);
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//
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// Popup context menu for drawing area
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//
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void PopupContextMenu(int x, int y);
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//
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// Check whether the application is idle (not opening or doing a new)
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//
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BOOL IsIdle(void);
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// widthbar needs access to the current tool to get the current widths
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WbTool *GetCurrentTool( void )
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{return( m_pCurrentTool );}
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BOOL IsToolBarOn( void )
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{return( m_bToolBarOn );}
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WB_PAGE_HANDLE GetCurrentPage(void) {return(m_hCurrentPage);}
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BOOL UsersMightLoseData( BOOL *pbWasPosted, HWND hwnd );
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BOOL HasGraphicChanged( PWB_GRAPHIC pOldHeaderCopy, const PWB_GRAPHIC pNewHeader );
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void UpdateWindowTitle(void);
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//
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// Handles tool tips and accelerators
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//
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BOOL FilterMessage(MSG* pMsg);
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//
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// Global data
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//
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HWND m_hwnd;
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WbTool * m_ToolArray[TOOL_COUNT];
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// Dropping files onto the window
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void OnDropFiles(HDROP hDropInfo);
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protected:
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//
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// Tooltips
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//
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HWND m_hwndToolTip;
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TOOLINFO m_tiLastHit;
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int m_nLastHit;
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int OnToolHitTest(POINT pt, TOOLINFO* pTI) const;
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// WindowProc handlers
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int OnCreate(LPCREATESTRUCT lpcs);
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void OnDestroy();
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void OnClose(void);
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void OnSize(UINT, int, int);
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void OnMove(void);
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void OnSetFocus(void);
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void OnInitMenuPopup(HMENU hMenu, UINT uiIndex, BOOL bSystem);
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void OnMenuSelect(UINT uiItemID, UINT uiFlags, HMENU hSysMenu);
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void OnMeasureItem(int nIDCtl, LPMEASUREITEMSTRUCT measureStruct);
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void OnDrawItem(int nIDCtl, LPDRAWITEMSTRUCT drawStruct);
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void OnGetMinMaxInfo(MINMAXINFO FAR* lpmmi);
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void OnRenderAllFormats(void);
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void OnPaletteChanged(HWND hwndPalette);
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LRESULT OnQueryNewPalette(void);
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void OnTimer(UINT_PTR uiTimerId);
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LRESULT OnQueryEndSession(void);
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LRESULT OnConfShutdown( WPARAM, LPARAM );
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void OnEndSession(BOOL bEnding);
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void OnParentNotify(UINT msg);
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LRESULT OnToolTipText(UINT, NMHDR*);
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//
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// HELP
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//
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void ShowHelp(void);
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// Command handlers
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void OnCommand(UINT id, UINT code, HWND hwndCtl);
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void OnAbout(void);
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void OnNew(void);
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void OnOpen(void);
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void OnClearPage(void);
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void OnDelete(void);
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void OnUndelete(void);
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void OnCut(void);
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void OnCopy(void);
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void OnPaste(void);
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void OnSelectAll( void );
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void OnChooseFont(void);
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void OnToolBarToggle(void);
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void OnStatusBarToggle(void);
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void OnGrabWindow(void);
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void OnZoom(void);
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int OnSave(BOOL bPrompt);
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void OnPrint(void);
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void OnPageSorter(void);
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void OnInsertPageBefore(void);
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void OnInsertPageAfter(void);
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void OnDeletePage(void);
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void OnGrabArea(void);
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void OnLButtonDown(void);
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void OnLButtonUp(void);
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void OnMouseMove(void);
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void OnRemotePointer(void);
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void OnSync(void);
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void OnLock(void);
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void OnSelectTool(UINT id); // Select the current tool
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void OnSelectColor(void); // Color changed in palette
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void OnSelectWidth(UINT id); // Select pen width
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// Scrolling control (accessed via accelerators)
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void OnScrollAccelerator(UINT id);
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// Moving through the pages
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void OnFirstPage(void);
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void OnPrevPage(void);
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void OnNextPage(void);
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void OnLastPage(void);
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void OnGotoPage(void);
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void OnGotoUserPosition(LPARAM lParam);
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void OnGotoUserPointer(LPARAM lParam);
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void OnJoinCall(BOOL bKeepContents, LPARAM lParam);
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void OnDisplayError(WPARAM wParam, LPARAM lParam);
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void OnJoinPendingCall(void);
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void LoadCmdLine(LPCSTR szFileName);
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// CancelMode processing
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void OnCancelMode();
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void OnNotify(UINT id, NMHDR* pNM);
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void OnSysColorChange( void );
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BOOL m_bInitOk;
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//
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// Flag indicating that we are currently displaying a serious error
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// message.
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//
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BOOL m_bDisplayingError;
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//
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// Domain ID of the call we are currently in
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//
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DWORD m_dwDomain;
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//
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// Start registration with the necessary cores and join a call initially
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//
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BOOL JoinCall(BOOL bLocal);
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BOOL WaitForJoinCallComplete(void);
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//
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// Move to a given position in the page
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//
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void GotoPosition(int x, int y);
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//
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// Go to a specific page
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//
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void GotoPage(WB_PAGE_HANDLE hPage);
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void GotoPageNumber(UINT uiPageNumber);
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//
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// Go to a specified position
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//
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void GotoSyncPosition(void);
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//
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// Flag used to prevent processing of WM_TIMER messages. Even if the
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// timer is stopped there may be old messages in the queue. This flag
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// prevents these messages being processed.
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//
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BOOL m_bTimerActive;
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//
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// Flag indicating whether an update to the sync position is needed. The
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// update is performed from the OnTimer member when it is next entered.
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//
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BOOL m_bSyncUpdateNeeded;
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//
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// Event handler for DC-Groupware events
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//
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BOOL EventHandler(UINT Event, UINT_PTR param1, UINT_PTR param2);
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void ProcessEvents(UINT Event, UINT_PTR param1, UINT_PTR param2);
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//
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// Individual DC-Groupware event handlers
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//
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void OnCMSNewCall(BOOL fTopProvider, DWORD _dwDomain);
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void OnCMSEndCall(void);
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void OnALSLoadResult(UINT reason);
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void OnWBPJoinCallOK(void);
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void OnWBPJoinCallFailed(void);
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void OnWBPNetworkLost(void);
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void OnWBPError(void);
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void OnWBPPageClearInd(WB_PAGE_HANDLE hPage);
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void OnWBPPageOrderUpdated(void);
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void OnWBPPageDeleteInd(WB_PAGE_HANDLE hPage);
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void OnWBPContentsLocked(POM_OBJECT hUser);
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void OnWBPPageOrderLocked(POM_OBJECT hUser);
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void OnWBPUnlocked(POM_OBJECT hUser);
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void OnWBPLockFailed(void);
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void OnWBPGraphicAdded(WB_PAGE_HANDLE hPage, WB_GRAPHIC_HANDLE hGraphic);
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void OnWBPGraphicMoved(WB_PAGE_HANDLE hPage, WB_GRAPHIC_HANDLE hGraphic);
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void OnWBPGraphicUpdateInd(WB_PAGE_HANDLE hPage,
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WB_GRAPHIC_HANDLE hGraphic);
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void OnWBPGraphicReplaceInd(WB_PAGE_HANDLE hPage,
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WB_GRAPHIC_HANDLE hGraphic);
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void OnWBPGraphicDeleteInd(WB_PAGE_HANDLE hPage,
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WB_GRAPHIC_HANDLE hGraphic);
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void OnWBPUserJoined(POM_OBJECT hUser);
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void OnWBPUserLeftInd(POM_OBJECT hUser);
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void OnWBPUserUpdateInd(POM_OBJECT hUser, BOOL bReplace);
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void OnWBPSyncPositionUpdated(void);
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void OnWBPLoadComplete(void);
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void OnWBPLoadFailed(void);
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//
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// Clipboard access
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//
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BOOL DoCopy(BOOL bRenderNow); // Copy selection to the clipboard
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// Clipboard vars
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WB_PAGE_HANDLE m_hPageClip;
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WB_GRAPHIC_HANDLE m_hGraphicClip;
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DCWbGraphic * m_pDelayedGraphicClip;
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PWB_GRAPHIC m_pDelayedDataClip;
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// Clipboard routines
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WB_PAGE_HANDLE CLP_LastCopiedPage(void) const;
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WB_GRAPHIC_HANDLE CLP_LastCopiedGraphic(void) const;
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int CLP_AcceptableClipboardFormat(void);
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DCWbGraphic * CLP_Paste(void);
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BOOL CLP_Copy(DCWbGraphic * pGraphic, BOOL bRenderNow = FALSE);
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void CLP_SaveDelayedGraphic(void);
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void CLP_FreeDelayedGraphic(void);
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BOOL CLP_RenderFormat(int iFormat);
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BOOL CLP_RenderAllFormats(void);
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BOOL CLP_RenderAllFormats(DCWbGraphic * pGraphic);
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BOOL CLP_DelayAllFormats(DCWbGraphic * pGraphic);
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BOOL CLP_RenderPrivateFormat(DCWbGraphic* pGraphic);
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BOOL CLP_RenderPrivateSingleFormat(DCWbGraphic* pGraphic);
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BOOL CLP_RenderAsImage(DCWbGraphic* pGraphic);
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BOOL CLP_RenderAsText(DCWbGraphic* pGraphic);
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BOOL CLP_RenderAsBitmap(DCWbGraphic* pGraphic);
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#ifdef RENDER_AS_MF
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BOOL CLP_RenderMetafileFormat(DCWbGraphic* pGraphic);
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#endif
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//
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// Access functions for saved delayed graphic
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//
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PWB_GRAPHIC CLP_GetGraphicData(void);
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DCWbGraphic* CLP_GetGraphic(void);
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void CLP_ReleaseGraphicData(PWB_GRAPHIC pHeader);
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//
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// Tool bar window
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//
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WbToolBar m_TB;
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BOOL m_bToolBarOn;
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//
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// Make updates based on a new user joining the call
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//
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void UserJoined(WbUser* pUser);
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//
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// Insert a new page after the specified page
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//
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void InsertPageAfter(WB_PAGE_HANDLE hPageAfter);
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public:
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//
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// Drawing pane window
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//
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WbDrawingArea m_drawingArea;
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void RemoveGraphicPointer(DCWbGraphicPointer *p) { m_drawingArea.RemoveGraphicPointer(p); }
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UINT GetSubState( void )
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{return(m_uiSubState );}
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//
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// Get a lock on the Whiteboard contents. The first parameter
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// determines the type of lock, the second whether a visible or
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// invisible dialog is to be used (use SW_SHOW or SW_HIDE).
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//
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BOOL GetLock(UINT uiLockType, UINT uiHide = SW_SHOW);
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void SetLockOwner( const WbUser *pLockOwner )
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{m_pLockOwner = pLockOwner;}
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const WbUser * GetLockOwner( void )
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{return(m_pLockOwner );}
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//
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// FRAME WINDOW VARS
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//
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HACCEL m_hAccelTable;
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//
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// Get the window title
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//
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TCHAR * GetWindowTitle(void);
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WbWidthsGroup m_WG; // Pen Widths
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void EnableToolbar( BOOL bEnable );
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//
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// Page sorter dialog
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//
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HWND m_hwndPageSortDlg;
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//
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// Dialog that asks whether to save changes.
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//
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HWND m_hwndQuerySaveDlg;
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//
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// Timed dialogs that are running while the main window is waiting
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// for a specific event.
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//
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HWND m_hwndWaitForEventDlg;
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HWND m_hwndWaitForLockDlg;
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protected:
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HWND m_hwndInitDlg;
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void KillInitDlg(void);
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UINT GetTipId(HWND hTipWnd, UINT nID);
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//
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// Color palette, font, page controls
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//
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WbAttributesGroup m_AG;
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//
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// Status bar
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//
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HWND m_hwndSB;
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BOOL m_bStatusBarOn;
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void UpdateStatus(void);
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//
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// Initialize the menus (color and width menu items are all ownerdraw)
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//
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void InitializeMenus(void);
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//
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// Resize function for subpanes - called when the window is resized by
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// the user.
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//
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void ResizePanes(void);
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//
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// Current window size - normal, maximized or minimized
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//
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UINT m_uiWindowSize;
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//
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// Save the current window position to the options file
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//
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void SaveWindowPosition(void);
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//
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// Menu selection functions
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//
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UINT m_currentMenuTool; // Current tool menu Id
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UINT m_currentMenuWidth; // Current width menu Id
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//
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// Current drawing tool
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//
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WbTool* m_pCurrentTool;
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//
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// Menu update functions
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//
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void CheckMenuItem(UINT uiId);
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void UncheckMenuItem(UINT uiId);
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BOOL CheckMenuItemRecursive(HMENU hMenu, UINT uiId, BOOL bCheck);
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HMENU GetMenuWithItem(HMENU hMenu, UINT uiId);
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//
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// Select a window for grabbing
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//
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HWND SelectWindow(void);
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//
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// Add a captured bitmap to the contents
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//
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void AddCapturedImage(DCWbGraphicDIB& dib);
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//
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// Get confirmation for destructive functions (new, clear)
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//
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int QuerySaveRequired(BOOL bCancelBtn);
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//
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// Load a file
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//
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void LoadFile(LPCSTR strLoadFileName);
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//
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// Perform a save
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|
//
|
|
|
|
//
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// Get a file name for saving
|
|
//
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|
int GetFileName();
|
|
|
|
//
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|
// Members saving and restoring the lock state. These can be used to
|
|
// save the lock state before obtaining a temporary lock (e.g. for
|
|
// adding a new page). They cannot be nested.
|
|
//
|
|
void SaveLock(void);
|
|
void RestoreLock(void);
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|
WB_LOCK_TYPE m_uiSavedLockType;
|
|
|
|
//
|
|
// Release page order lock - this should be called after an asynchronous
|
|
// function which requires the page order lock until it has completed.
|
|
//
|
|
void ReleasePageOrderLock(void);
|
|
|
|
//
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|
// Display a message box for an error
|
|
//
|
|
void DisplayError(UINT uiCaption, UINT uiMessage);
|
|
|
|
//
|
|
// Current file name for saving image
|
|
//
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|
TCHAR m_strFileName[2*_MAX_PATH];
|
|
|
|
//
|
|
// Grab an area of the screen into a bitmap
|
|
//
|
|
void GetGrabArea(LPRECT lprect);
|
|
|
|
//
|
|
// Hide/show the main window and its associated popups
|
|
//
|
|
void ShowAllWindows(int iShow);
|
|
void ShowAllWindows(void) { ShowAllWindows(SW_RESTORE); }
|
|
void HideAllWindows(void) { ShowAllWindows(SW_MINIMIZE); }
|
|
|
|
//
|
|
// Current page of graphics
|
|
//
|
|
WB_PAGE_HANDLE m_hCurrentPage;
|
|
|
|
//
|
|
// Handle of alternative accelerator table for page and text edit fields
|
|
//
|
|
HACCEL m_hAccelPagesGroup;
|
|
HACCEL m_hAccelTextEdit;
|
|
|
|
//
|
|
// Local user
|
|
//
|
|
WbUser* m_pLocalUser;
|
|
|
|
// current lock owner
|
|
const WbUser* m_pLockOwner;
|
|
|
|
//
|
|
// Registration state variables
|
|
//
|
|
UINT m_uiState;
|
|
UINT m_uiSubState;
|
|
|
|
//
|
|
// Pointer to last deleted graphic(s)
|
|
//
|
|
ObjectTrashCan m_LastDeletedGraphic;
|
|
|
|
//
|
|
// Context menu for drawing area
|
|
//
|
|
HMENU m_hContextMenuBar;
|
|
HMENU m_hContextMenu;
|
|
HMENU m_hGrobjContextMenuBar;
|
|
HMENU m_hGrobjContextMenu;
|
|
|
|
//
|
|
// Member function to create pop-up context menu for the drawing area
|
|
//
|
|
BOOL CreateContextMenus(void);
|
|
|
|
//
|
|
// Flag to indicate that we are currently prompting the user to save
|
|
// changes before joining a call
|
|
//
|
|
BOOL m_bPromptingJoinCall;
|
|
|
|
// We remember if we're in a save dialog so we can canel it on certain events
|
|
BOOL m_bInSaveDialog;
|
|
void CancelSaveDialog(void);
|
|
|
|
//
|
|
// Recover the whiteboard into a good state
|
|
//
|
|
void Recover(void);
|
|
|
|
//
|
|
// Lock/unlock the drawing area
|
|
//
|
|
void LockDrawingArea(void);
|
|
void UnlockDrawingArea(void);
|
|
|
|
//
|
|
// Update the page buttons disable/enable status
|
|
//
|
|
void UpdatePageButtons(void);
|
|
|
|
//
|
|
// Sync/unsync with other users.
|
|
//
|
|
void Sync(void);
|
|
void Unsync(void);
|
|
|
|
//
|
|
// Cancel a load in progress
|
|
//
|
|
void CancelLoad(BOOL bReleaseLock = TRUE);
|
|
|
|
//
|
|
// Set the application substate
|
|
//
|
|
void SetSubstate(UINT newSubState);
|
|
|
|
//
|
|
// Ensure the attributes window is up to date
|
|
//
|
|
void OnUpdateAttributes(void)
|
|
{ m_AG.DisplayTool(m_pCurrentTool); }
|
|
|
|
//
|
|
// Map of page handles to positions
|
|
//
|
|
typedef struct PAGEPOSITION
|
|
{
|
|
WORD hPage;
|
|
POINT position;
|
|
} PAGE_POSITION;
|
|
|
|
COBLIST m_pageToPosition;
|
|
void PositionUpdated(void);
|
|
|
|
//
|
|
// Pending call status
|
|
//
|
|
BOOL m_bJoinCallPending; // Join-call pending?
|
|
DWORD m_dwPendingDomain; // domain of pending join-call
|
|
BOOL m_bPendingCallKeepContents; // keep contents on pending call
|
|
|
|
UINT m_dwJoinDomain; // domain that is currently being
|
|
// joined
|
|
BOOL m_bCallActive; // Is there a call up ?
|
|
|
|
//
|
|
// Menu state.
|
|
// - SetMenuStates grays items on the specified menu
|
|
// - InvalidateActiveMenu calls SetMenuStates and forces a re-draw of
|
|
// the currently active menu (if any)
|
|
// - m_pInitMenu stores a pointer to the currently active menu.
|
|
//
|
|
public:
|
|
void SetMenuStates(HMENU hInitMenu);
|
|
|
|
protected:
|
|
void InvalidateActiveMenu();
|
|
|
|
HMENU m_hInitMenu;
|
|
|
|
//
|
|
// Number of remote users
|
|
//
|
|
UINT m_numRemoteUsers;
|
|
|
|
BOOL m_bSelectAllInProgress;
|
|
|
|
BOOL GetDefaultPath( LPTSTR csDefaultPath, UINT size );
|
|
|
|
|
|
BOOL m_bUnlockStateSettled;
|
|
|
|
BOOL m_bQuerySysShutdown;
|
|
|
|
|
|
BOOL m_bIsWin95;
|
|
|
|
//
|
|
// Interface for determining if a WM_CANCELMODE message has been sent
|
|
//
|
|
protected:
|
|
BOOL m_cancelModeSent;
|
|
|
|
public:
|
|
void ResetCancelMode() { m_cancelModeSent = FALSE; };
|
|
BOOL CancelModeSent() { return m_cancelModeSent; };
|
|
};
|
|
|
|
|
|
//
|
|
// Timed dialog proc
|
|
//
|
|
INT_PTR CALLBACK TimedDlgProc(HWND, UINT, WPARAM, LPARAM);
|
|
|
|
//
|
|
// QuerySave dialog proc
|
|
//
|
|
INT_PTR CALLBACK QuerySaveDlgProc(HWND, UINT, WPARAM, LPARAM);
|
|
|
|
//
|
|
// WarnSelectWindow dialog proc
|
|
//
|
|
INT_PTR CALLBACK WarnSelectWindowDlgProc(HWND, UINT, WPARAM, LPARAM);
|
|
|
|
//
|
|
// WarnSelectArea dialog proc
|
|
//
|
|
INT_PTR CALLBACK WarnSelectAreaDlgProc(HWND, UINT, WPARAM, LPARAM);
|
|
|
|
//
|
|
// About Box dialog proc
|
|
//
|
|
INT_PTR CALLBACK AboutDlgProc(HWND, UINT, WPARAM, LPARAM);
|
|
|
|
#endif // __MWND_HPP_
|
|
|