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windows-server-2003/termsrv/newclient/core/uiint.cpp

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//
// uiint.cpp
//
// UI Class internal functions
//
// Implements the root object in the rdp client core hierarchy
// this object owns the top level windows in the core.
//
// Copyright (C) 1997-2000 Microsoft Corporation
//
#include <adcg.h>
#define TRC_GROUP TRC_GROUP_UI
#define TRC_FILE "wuiint"
#include <atrcapi.h>
#include "wui.h"
extern "C"
{
#include <aver.h>
// multi-monitor support
#ifdef OS_WINNT
#define COMPILE_MULTIMON_STUBS
#include <multimon.h>
#endif // OS_WINNT
}
//
// Cicero keyboard layout API's
//
#ifndef OS_WINCE
#include "cicsthkl.h"
#endif
#include "sl.h"
#include "aco.h"
#include "clx.h"
#include "autil.h"
//
// Internal functions
//
//
// draw a solid color rectangle quickly
//
VOID near CUI::FastRect(HDC hDC, int x, int y, int cx, int cy)
{
RECT rc;
rc.left = x;
rc.right = x+cx;
rc.top = y;
rc.bottom = y+cy;
ExtTextOut(hDC,x,y,ETO_OPAQUE,&rc,NULL,0,NULL);
}
DWORD near CUI::RGB2BGR(DWORD rgb)
{
return RGB(GetBValue(rgb),GetGValue(rgb),GetRValue(rgb));
}
//
// Name: UIContainerWndProc
//
// Purpose: Handles messages to Container Window
//
LRESULT CALLBACK CUI::UIContainerWndProc( HWND hwnd,
UINT message,
WPARAM wParam,
LPARAM lParam )
{
LRESULT rc = 0;
HDC hdc;
PAINTSTRUCT ps;
DC_BEGIN_FN("UIContainerWndProc");
TRC_DBG((TB, _T("msg(%#x)"), message));
switch (message)
{
case WM_PAINT:
{
TRC_DBG((TB, _T("Container WM_PAINT")));
hdc = BeginPaint(hwnd, &ps);
//
// Do nothing. All UI painting is done by the Main Window.
//
EndPaint(hwnd, &ps);
}
break;
case WM_SETFOCUS:
{
HWND hwndFocus;
if (_pArcUI) {
hwndFocus = _pArcUI->GetHwnd();
TRC_NRM((TB, _T("Passing focus to ARC dlg")));
SetFocus(hwndFocus);
}
else {
//
// Flag as not handled so subclass proc does the right thing
//
rc = TRUE;
}
}
break;
default:
{
rc = DefWindowProc(hwnd, message, wParam, lParam);
}
break;
}
DC_END_FN();
return rc;
} // UIContainerProc
//
// Name: UIGetMaximizedWindowSize
//
// Purpose: Calculates the size to which the main window should be
// maximized, base on the screen size and the size of window
// which would have a client area the same size as the
// container (_UI.maxMainWindowSize).
//
DCSIZE DCINTERNAL CUI::UIGetMaximizedWindowSize(DCVOID)
{
DCSIZE maximizedSize;
DCUINT xSize;
DCUINT ySize;
DC_BEGIN_FN("UIGetMaximizedWindowSize");
//
// The maximum size we set a window to is the smaller of:
// - _UI.maxMainWindowSize
// - the screen size plus twice the border width (so the borders are
// not visible).
// Always call GetSystemMetrics to get the screen size and border
// width, as these can change dynamically.
//
if(!_UI.fControlIsFullScreen)
{
xSize = _UI.controlSize.width;
ySize = _UI.controlSize.height;
}
else
{
xSize = GetSystemMetrics(SM_CXSCREEN);
ySize = GetSystemMetrics(SM_CYSCREEN);
}
#ifdef OS_WINCE
maximizedSize.width = DC_MIN(_UI.maxMainWindowSize.width,xSize);
maximizedSize.height = DC_MIN(_UI.maxMainWindowSize.height,ySize);
#else // This section NOT OS_WINCE
maximizedSize.width = DC_MIN(_UI.maxMainWindowSize.width,
xSize + (2 * GetSystemMetrics(SM_CXFRAME)));
maximizedSize.height = DC_MIN(_UI.maxMainWindowSize.height,
ySize + (2 * GetSystemMetrics(SM_CYFRAME)));
#endif // OS_WINCE
TRC_NRM((TB, _T("Main Window maxSize (%d,%d) maximizedSize (%d,%d) "),
_UI.maxMainWindowSize.width,
_UI.maxMainWindowSize.height,
maximizedSize.width,
maximizedSize.height));
DC_END_FN();
return maximizedSize;
}
//
// Name: UIMainWndProc
//
// Purpose: Main Window event handling procedure
//
LRESULT CALLBACK CUI::UIMainWndProc( HWND hwnd,
UINT message,
WPARAM wParam,
LPARAM lParam )
{
LRESULT rc = 0;
RECT rect;
HDC hdc;
PAINTSTRUCT ps;
DCSIZE maximized;
DC_BEGIN_FN("UIMainWndProc");
TRC_DBG((TB, _T("msg(%#x)"), message));
switch (message)
{
case WM_CREATE:
{
TRC_DBG((TB, _T("Main window created and initializing")));
//
// Initialize states
//
UISetConnectionStatus(UI_STATUS_INITIALIZING);
TRC_DBG((TB, _T("Setting up container window size")));
//
// In WebUI, Main window is a child window of the ActiveX
// control window. A WM_SIZE message will be sent to child
// while CreatWindow. Handler for this message in WinUI is
// assuming that _UI.hWndMain is already set, but not true
// the case _UI. So Set _UI.hWndMain while creating the
// main the main window.
//
_UI.hwndMain = hwnd;
//
// Set the Container to be as large as the desk top size
// requested - but no bigger than the control size.
//
if(!_UI.fControlIsFullScreen)
{
_UI.containerSize.width =
DC_MIN(_UI.uiSizeTable[0],
_UI.controlSize.width);
_UI.containerSize.height =
DC_MIN(_UI.uiSizeTable[1],
_UI.controlSize.height);
}
else
{
_UI.containerSize.width =
DC_MIN(_UI.uiSizeTable[0],
(DCUINT)GetSystemMetrics(SM_CXSCREEN));
_UI.containerSize.height =
DC_MIN(_UI.uiSizeTable[1],
(DCUINT)GetSystemMetrics(SM_CYSCREEN));
}
UIRecalcMaxMainWindowSize();
//
// Set Container to be initially positioned at top left of
// client area
//
TRC_DBG((TB, _T("Setting scrollbars to (0,0)")));
_UI.scrollPos.x = 0;
_UI.scrollPos.y = 0;
}
break;
case WM_ACTIVATE:
{
TRC_NRM((TB, _T("WM_ACTIVATE")));
if ( (DC_GET_WM_ACTIVATE_ACTIVATION(wParam) != WA_INACTIVE) &&
(_UI.hwndContainer != NULL)) {
HWND hwndFocus = NULL;
if (_pArcUI) {
hwndFocus = _pArcUI->GetHwnd();
TRC_NRM((TB, _T("Passing focus to ARC dlg")));
}
else if (IsWindowVisible(_UI.hwndContainer)) {
hwndFocus = _UI.hwndContainer;
TRC_NRM((TB, _T("Passing focus to Container")));
}
if (hwndFocus) {
SetFocus(hwndFocus);
}
}
}
break;
case WM_KEYDOWN:
{
TRC_DBG((TB, _T("WM_KEYDOWN: %u"), wParam));
if (wParam == _UI.hotKey.fullScreen)
{
TRC_DBG((TB, _T("AXCORE Got a full screen VK")));
if ((GetKeyState(VK_MENU) & (UI_ALT_DOWN_MASK)) != 0)
{
TRC_NRM((TB,
_T("AXCORE Alt down also - Got a Screen Mode Hotkey")));
//
// Only do this if we are connected
//
if(UI_STATUS_CONNECTED == _UI.connectionStatus)
{
//
// Toggle the ctrl to/from real full screen mode
//
UI_ToggleFullScreenMode();
}
}
}
}
break;
case WM_INITMENUPOPUP:
{
//
// If fullscreen, disable the move item on the system menu
// we show sys menu so an ICON for the client appears in
// the taskbar
//
HMENU hSysMenu = GetSystemMenu( hwnd, FALSE);
if(hSysMenu)
{
TRC_ERR((TB,(_T("ENABLEMENUITEM....FSCREEN IS %s")),
UI_IsFullScreen() ? "TRUE" : "FALSE"));
#ifndef OS_WINCE
EnableMenuItem((HMENU)hSysMenu, SC_MOVE,
MF_GRAYED | MF_BYCOMMAND);
#endif
}
}
break;
case WM_SIZE:
{
//
// Store the new size
//
_UI.mainWindowClientSize.width = LOWORD(lParam);
_UI.mainWindowClientSize.height = HIWORD(lParam);
if (UI_IsCoreInitialized()) {
#ifdef SMART_SIZING
UI_NotifyOfDesktopSizeChange(lParam);
#endif // SMART_SIZING
_pCd->CD_DecoupleSimpleNotification(CD_SND_COMPONENT,
_pIh,
CD_NOTIFICATION_FUNC(CIH,IH_SetVisibleSize),
(ULONG_PTR)lParam);
}
//
// Notify the ARC dialog
//
if (_pArcUI) {
_pArcUI->OnParentSizePosChange();
}
//
// Web control is special.. it runs 'full screen' but can and
// does need to be resized
//
if(_UI.fControlIsFullScreen)
{
TRC_DBG((TB, _T("Ignoring WM_SIZE while in full-screen mode")));
DC_QUIT;
}
#if !defined(OS_WINCE) || defined(OS_WINCE_WINDOWPLACEMENT)
//
// We're non-fullscreen, so keep the window placement structure
// up-to-date
//
GetWindowPlacement(_UI.hwndMain, &_UI.windowPlacement);
TRC_DBG((TB, _T("Got window placement in WM_SIZE")));
#endif // !defined(OS_WINCE) || defined(OS_WINCE_WINDOWPLACEMENT)
if (wParam == SIZE_MAXIMIZED)
{
#if !defined(OS_WINCE) || defined(OS_WINCE_LOCKWINDOWUPDATE)
LockWindowUpdate(_UI.hwndMain);
#endif // !defined(OS_WINCE) || defined(OS_WINCE_LOCKWINDOWUPDATE)
TRC_DBG((TB, _T("Maximize")));
#if !defined(OS_WINCE) || defined(OS_WINCE_WINDOWPLACEMENT)
//
// Override the maximized / minimized positions with our
// hardcoded valued - required if the maximized window is
// moved.
//
UISetMinMaxPlacement();
SetWindowPlacement(_UI.hwndMain, &_UI.windowPlacement);
#endif // !defined(OS_WINCE) || defined(OS_WINCE_WINDOWPLACEMENT)
//
// We need to be accurate about the maximized window size.
// It is not possible to use _UI.maxMainWindowSize as this
// may be greater than screen size, eg server and client
// are 640x480, container is 640x480 then _UI.maxWindowSize
// (obtained via AdjustWindowRect in UIRecalcMaxMainWindow)
// is something like 648x525.
// Passing this value to SetWindowPos has results which
// vary with different shells:
// Win95/NT4.0: the resulting window is 648x488 at -4, -4,
// ie all the window, except the border, is
// on-screen
// Win31/NT3.51: the resulting window is 648x525 at -4, -4,
// ie the size passed to SetWindowPos, so
// the bottom 40 pixels are off-screen.
// To avoid such differences calculate a maximized window
// size value which takes account of both the physical
// screen size and the ideal window size.
//
UIRecalcMaxMainWindowSize();
maximized = UIGetMaximizedWindowSize();
SetWindowPos( _UI.hwndMain,
NULL,
0, 0,
maximized.width,
maximized.height,
SWP_NOZORDER | SWP_NOMOVE |
SWP_NOACTIVATE | SWP_NOOWNERZORDER );
#if !defined(OS_WINCE) || defined(OS_WINCE_LOCKWINDOWUPDATE)
LockWindowUpdate(NULL);
#endif // !defined(OS_WINCE) || defined(OS_WINCE_LOCKWINDOWUPDATE)
}
//
// Set scrollbars correctly.
//
if (!_fRecursiveSizeMsg)
{
_fRecursiveSizeMsg = TRUE;
UIRecalculateScrollbars();
_fRecursiveSizeMsg = FALSE;
}
#ifdef DISABLE_SHADOW_IN_FULLSCREEN
// When in full-screen mode, the client workstation resolution can change
// we enable use of shadow bitmap when fullscreen window size is smallerer than desktop size
// otherwise disable the use of shadow bitmap
if(UI_IsFullScreen())
{
if ((_UI.mainWindowClientSize.width < _UI.desktopSize.width) ||
(_UI.mainWindowClientSize.height < _UI.desktopSize.height))
{
_pCd->CD_DecoupleSyncNotification(CD_RCV_COMPONENT,
_pUh,
CD_NOTIFICATION_FUNC(CUH,UH_EnableShadowBitmap),
NULL);
}
else
{
_pCd->CD_DecoupleSyncNotification(CD_RCV_COMPONENT,
_pUh,
CD_NOTIFICATION_FUNC(CUH,UH_DisableShadowBitmap),
NULL);
}
}
#endif // DISABLE_SHADOW_IN_FULLSCREEN
}
break;
case WM_PAINT:
{
//
// Paint the Main Window
//
TRC_DBG((TB, _T("Main Window WM_PAINT")));
hdc = BeginPaint(hwnd, &ps);
if (hdc == NULL)
{
TRC_SYSTEM_ERROR("BeginPaint failed");
break;
}
GetClientRect(hwnd, &rect);
if ((_UI.connectionStatus == UI_STATUS_CONNECTED))
{
//
// We only paint the main window if it is bigger than the container
// window. Hierarchy is
// -Main
// -Container
// this can happen even in windowed mode if the control is
// sized bigger than the required desktop size
RECT rcContainer;
GetClientRect( _UI.hwndContainer, &rcContainer);
if( (rcContainer.right < rect.right) ||
(rcContainer.bottom < rect.bottom))
{
//
// If we're full screen the paint a black frame around
// the container..Else paint in the system background color
//
if(UI_IsFullScreen())
{
PatBlt( hdc,
rect.left,
rect.top,
rect.right - rect.left,
rect.bottom - rect.top,
BLACKNESS);
}
else
{
DWORD dwBackColor = GetSysColor( COLOR_APPWORKSPACE);
#ifndef OS_WINCE
HBRUSH hNewBrush = CreateSolidBrush( dwBackColor);
#else
HBRUSH hNewBrush = CECreateSolidBrush( dwBackColor);
#endif
HBRUSH hOldBrush = (HBRUSH)SelectObject( hdc, hNewBrush);
Rectangle( hdc,
rect.left,
rect.top,
rect.right,
rect.bottom);
SelectObject( hdc, hOldBrush);
#ifndef OS_WINCE
DeleteObject(hNewBrush);
#else
CEDeleteBrush(hNewBrush);
#endif
}
}
}
EndPaint(hwnd, &ps);
}
break;
case WM_VSCROLL:
{
DCINT yStart;
DCBOOL smoothScroll = FALSE;
TRC_DBG((TB, _T("Vertical scrolling")));
yStart = _UI.scrollPos.y;
//
// Deal with vertical scrolling
//
switch (DC_GET_WM_SCROLL_CODE(wParam))
{
case SB_TOP:
{
_UI.scrollPos.y = 0;
}
break;
case SB_BOTTOM:
{
_UI.scrollPos.y = _UI.scrollMax.y;
}
break;
case SB_LINEUP:
{
_UI.scrollPos.y -= UI_SCROLL_LINE_DISTANCE;
}
break;
case SB_LINEDOWN:
{
_UI.scrollPos.y += UI_SCROLL_LINE_DISTANCE;
}
break;
case SB_PAGEUP:
{
_UI.scrollPos.y -= UI_SCROLL_VERT_PAGE_DISTANCE;
smoothScroll = TRUE;
}
break;
case SB_PAGEDOWN:
{
_UI.scrollPos.y += UI_SCROLL_VERT_PAGE_DISTANCE;
smoothScroll = TRUE;
}
break;
case SB_THUMBTRACK:
{
_UI.scrollPos.y =
DC_GET_WM_SCROLL_POSITION(wParam, lParam);
}
break;
case SB_ENDSCROLL:
{
}
break;
default:
{
}
break;
}
//
// Move the Container and scrollbars appropriately
//
_UI.scrollPos.y = DC_MAX( 0,
DC_MIN(_UI.scrollPos.y, _UI.scrollMax.y) );
//
// Don't smooth scroll unless specifically configured in the
// registry.
//
if (smoothScroll && _UI.smoothScrolling)
{
DCINT y;
DCINT step;
DCUINT numSteps;
DCUINT i;
TRC_DBG((TB, _T("Smooth scroll")));
step = (_UI.scrollPos.y < yStart) ? -UI_SMOOTH_SCROLL_STEP :
UI_SMOOTH_SCROLL_STEP;
numSteps = DC_ABS(_UI.scrollPos.y - yStart) /
UI_SMOOTH_SCROLL_STEP;
for ( i = 0, y = yStart + step;
i < numSteps;
i++, y += step )
{
MoveWindow( _UI.hwndContainer,
-_UI.scrollPos.x,
-y,
_UI.containerSize.width,
_UI.containerSize.height,
TRUE );
}
}
UIMoveContainerWindow();
SetScrollPos(hwnd, SB_VERT, _UI.scrollPos.y, TRUE);
}
break;
case WM_HSCROLL:
{
DCINT xStart;
DCBOOL smoothScroll = FALSE;
TRC_DBG((TB, _T("Horizontal scrolling")));
xStart = _UI.scrollPos.x;
//
// Deal with horizontal scrolling
//
switch (DC_GET_WM_SCROLL_CODE(wParam))
{
case SB_TOP:
{
_UI.scrollPos.x = 0;
}
break;
case SB_BOTTOM:
{
_UI.scrollPos.x = _UI.scrollMax.x;
}
break;
case SB_LINELEFT:
{
_UI.scrollPos.x -= UI_SCROLL_LINE_DISTANCE;
}
break;
case SB_LINERIGHT:
{
_UI.scrollPos.x += UI_SCROLL_LINE_DISTANCE;
}
break;
case SB_PAGELEFT:
{
_UI.scrollPos.x -= UI_SCROLL_HORZ_PAGE_DISTANCE;
smoothScroll = TRUE;
}
break;
case SB_PAGERIGHT:
{
_UI.scrollPos.x += UI_SCROLL_HORZ_PAGE_DISTANCE;
smoothScroll = TRUE;
}
break;
case SB_THUMBTRACK:
{
_UI.scrollPos.x =
DC_GET_WM_SCROLL_POSITION(wParam, lParam);
}
break;
case SB_ENDSCROLL:
{
}
break;
default:
{
}
break;
}
//
// Move the Container and scrollbar appropriately
//
_UI.scrollPos.x = DC_MAX( 0,
DC_MIN(_UI.scrollPos.x, _UI.scrollMax.x) );
//
// Don't smooth scroll unless specifically configured in the
// registry.
//
if (smoothScroll && _UI.smoothScrolling)
{
DCINT x;
DCINT step;
DCUINT numSteps;
DCUINT i;
TRC_DBG((TB, _T("Smooth scroll")));
step = (_UI.scrollPos.x < xStart) ? -UI_SMOOTH_SCROLL_STEP :
UI_SMOOTH_SCROLL_STEP;
numSteps = DC_ABS(_UI.scrollPos.x - xStart) /
UI_SMOOTH_SCROLL_STEP;
for ( i = 0, x = xStart + step;
i < numSteps;
i++, x += step )
{
MoveWindow( _UI.hwndContainer,
-x,
-_UI.scrollPos.y,
_UI.containerSize.width,
_UI.containerSize.height,
TRUE );
}
}
UIMoveContainerWindow();
SetScrollPos(hwnd, SB_HORZ, _UI.scrollPos.x, TRUE);
}
break;
case WM_COMMAND:
{
//
// Now switch on the command.
//
switch (DC_GET_WM_COMMAND_ID(wParam))
{
case UI_IDM_ACCELERATOR_PASSTHROUGH:
{
//
// Toggle the accelerator passthrough menu item
//
_UI.acceleratorCheckState = !_UI.acceleratorCheckState;
_pCo->CO_SetConfigurationValue( CO_CFG_ACCELERATOR_PASSTHROUGH,
_UI.acceleratorCheckState );
}
break;
case UI_IDM_SMOOTHSCROLLING:
{
//
// Toggle the smooth scrolling setting
//
_UI.smoothScrolling = !_UI.smoothScrolling;
UISmoothScrollingSettingChanged();
}
break;
default:
{
//
// Do Nothing
//
}
break;
}
}
break;
case WM_SYSCOMMAND:
{
rc = DefWindowProc(hwnd, message, wParam, lParam);
}
break;
case WM_SYSCOLORCHANGE:
{
#ifdef USE_BBAR
//
// Notify the bbar
//
if (_pBBar)
{
_pBBar->OnSysColorChange();
}
#endif
}
break;
case WM_DESTROY:
{
rc = DefWindowProc(hwnd, message, wParam, lParam);
}
break;
case WM_CLOSE:
{
UI_UserRequestedClose();
}
break;
case WM_TIMER:
{
TRC_DBG((TB, _T("Timer id %d"), wParam));
if (_fTerminating) {
//
// Drop any defered processing such as timer messages
// during termination
//
TRC_ERR((TB,_T("Received timer msg %d while terminating!"),
wParam));
break;
}
switch (wParam)
{
case UI_TIMER_SHUTDOWN:
{
TRC_DBG((TB, _T("Killing shutdown timer")));
KillTimer(_UI.hwndMain, _UI.shutdownTimer);
_UI.shutdownTimer = 0;
if (_UI.connectionStatus == UI_STATUS_CONNECTED)
{
//
// We've tried asking the server if we can shut
// down but it obviously hasn't responded. We need
// to be more forceful.
//
TRC_ALT((TB, _T("Shutdown timeout: forcing shutdown")));
_pCo->CO_Shutdown(CO_DISCONNECT_AND_EXIT);
}
else
{
TRC_ALT((TB, _T("Spare shutdown timeout; conn status %u"),
_UI.connectionStatus));
}
}
break;
case UI_TIMER_SINGLE_CONN:
{
TRC_NRM((TB, _T("Single connection timer")));
//
// We no longer need this timer.
//
if( NULL != _UI.connectStruct.hSingleConnectTimer )
{
_pUt->UTDeleteTimer( _UI.connectStruct.hSingleConnectTimer );
TRC_NRM((TB, _T("Kill single connection timer")));
_UI.connectStruct.hSingleConnectTimer = NULL;
}
else
{
TRC_ALT((TB,_T("NULL timer handle for hSingleConnectTimer")));
}
if (_UI.connectionStatus == UI_STATUS_CONNECT_PENDING)
{
TRC_ALT((TB, _T("Timeout for IP address: try next")));
_UI.disconnectReason =
UI_MAKE_DISCONNECT_ERR(UI_ERR_DISCONNECT_TIMEOUT);
//
// Next connection will be attempted on receiving
// the OnDisconnected message
//
_pCo->CO_Disconnect();
}
}
break;
case UI_TIMER_OVERALL_CONN:
{
TRC_NRM((TB, _T("Overall connection timer")));
if( NULL != _UI.connectStruct.hConnectionTimer )
{
_pUt->UTDeleteTimer( _UI.connectStruct.hConnectionTimer );
_UI.connectStruct.hConnectionTimer = NULL;
}
else
{
TRC_ALT((TB,_T("NULL timer handle for hConnectionTimer")));
}
if ((_UI.connectionStatus == UI_STATUS_CONNECT_PENDING) ||
(_UI.connectionStatus == UI_STATUS_CONNECT_PENDING_DNS))
{
TRC_ALT((TB, _T("Timeout for connection")));
//
// Disconnect; display the timeout dialog
//
_UI.disconnectReason =
UI_MAKE_DISCONNECT_ERR(UI_ERR_DISCONNECT_TIMEOUT);
UIInitiateDisconnection();
}
}
break;
case UI_TIMER_LICENSING:
{
TRC_NRM((TB, _T("Licensing timer")));
if( NULL != _UI.connectStruct.hLicensingTimer )
{
_pUt->UTDeleteTimer( _UI.connectStruct.hLicensingTimer );
_UI.connectStruct.hLicensingTimer = NULL;
}
else
{
TRC_ALT((TB,_T("NULL timer handle for hLicensingTimer")));
}
TRC_ALT((TB, _T("Timeout for connection")));
// Disconnect due to licensing timeout
_UI.disconnectReason =
UI_MAKE_DISCONNECT_ERR( UI_ERR_LICENSING_TIMEOUT );
UIInitiateDisconnection();
}
break;
//
// Idle input notification timer
//
case UI_TIMER_IDLEINPUTTIMEOUT:
{
//If no input was received during the idle period
//then fire an event to the control. Otherwise
//queue another timer interval. This only matters
//while we are connected and the timeout is still
//active
TRC_NRM((TB,_T("Idle timeout monitoring period elapsed")));
if(UI_STATUS_CONNECTED == _UI.connectionStatus &&
UI_GetMinsToIdleTimeout())
{
if(!_pIh->IH_GetInputWasSentFlag())
{
//Disable the timer. To prevent weird re-entrancy
//problems. E.g the if the event is fired and script
//pops a message box then we will be blocked and might
//receive another timer notification and re-enter
//this code path. Prevent that by ending the timer
//before firing the notification, you get a on-shot notify.
InitInputIdleTimer(0);
//Fire event to control.
SendMessage( _UI.hWndCntrl,
WM_TS_IDLETIMEOUTNOTIFICATION, 0, 0);
}
else
{
//Input was sent during monitoring
//interval. Queue another wait interval
TRC_ASSERT(_UI.hIdleInputTimer,
(TB,_T("_UI.hIdleInputTimer is null")));
_pIh->IH_ResetInputWasSentFlag();
if(!_pUt->UTStartTimer(_UI.hIdleInputTimer))
{
TRC_ERR((TB,_T("InitInputIdleTimer failed")));
}
}
}
}
break;
#ifdef USE_BBAR
case UI_TIMER_BBAR_UNHIDE_TIMERID:
{
//
// This timer elapses when the mouse has hovered
// for a set amount of time within the dbl click rectangle
// the next part of the logic determines if the current
// mouse position is within the bbar hotzone and if so
// the bbar is lowered.
//
KillTimer( hwnd, UI_TIMER_BBAR_UNHIDE_TIMERID );
TRC_NRM((TB, _T("Timer fired: UI_TIMER_BBAR_UNHIDE_TIMERID")));
if(_UI.fBBarEnabled)
{
POINT pt;
RECT rc;
_ptBBarLastMousePos.x = -0x0fff;
_ptBBarLastMousePos.y = -0x0fff;
GetCursorPos(&pt);
GetWindowRect( hwnd, &rc);
rc.bottom = rc.top + IH_BBAR_HOTZONE_HEIGHT;
//
// Figure out if the cursor was in the
// bbar hotzone when the timer elapsed
//
if (PtInRect(&rc, pt))
{
//
// Notify that the bbar hotzone timer
// has elapsed. This may trigger a lowering
// of the bbar
//
UI_OnBBarHotzoneTimerFired(NULL);
}
}
}
break;
#endif
case UI_TIMER_DISCONNECT_TIMERID:
{
TRC_NRM((TB, _T("Disconnect timer")));
TRC_ASSERT(( NULL != _UI.hDisconnectTimeout ),
(TB, _T("Unexpected NULL timer")));
if (NULL != _UI.hDisconnectTimeout)
{
_pUt->UTDeleteTimer( _UI.hDisconnectTimeout );
_UI.hDisconnectTimeout = NULL;
}
if (UI_STATUS_CONNECTED == _UI.connectionStatus)
{
//
// We've been left hanging too long in the connected
// but deactivated state
//
TRC_ALT((TB, _T("Timeout for not disconnecting in time")));
_UI.disconnectReason =
UI_MAKE_DISCONNECT_ERR( UI_ERR_DISCONNECT_TIMEOUT );
UIInitiateDisconnection();
}
}
break;
default:
{
TRC_ABORT((TB, _T("Unexpected UI timer ID %d"), wParam));
}
break;
}
}
break;
case UI_WSA_GETHOSTBYNAME:
{
WORD errorWSA;
//
// Drop any defered processing such as DNS lookups
// during termination
//
if (_fTerminating) {
TRC_ERR((TB, _T("Ignoring UI_WSA_GETHOSTBYNAME during termination")));
break;
}
TRC_NRM((TB, _T("Got the host address list")));
//
// We've observed some cases in stress where there can be a pending
// WSA_GETHOSTBYNAME message that gets processed after we disconnect
// and delete the _pHostData. If that is the case just drop the message
//
if (!_pHostData) {
TRC_ERR((TB,_T("_pHostData is NULL, ignoring UI_WSA_GETHOSTBYNAME")));
break;
}
//
// We've received the result of a WSAAsyncGetHostByName
// operation. Split the message apart and call the FSM.
//
errorWSA = WSAGETASYNCERROR(lParam);
if (errorWSA != 0)
{
TRC_NRM((TB, _T("GHBN failed:%hu. Trying inet_addr(%s)"),
errorWSA, _UI.ansiAddress));
_UI.hostAddress = inet_addr(_UI.ansiAddress);
if (_UI.hostAddress != INADDR_NONE)
{
//
// Great, we have an IP address.
//
TRC_NRM((TB, _T("%s looks like an IP address:%#lx"),
_UI.ansiAddress,
_UI.hostAddress));
UITryNextConnection();
}
else
{
//
// Didn't recognise the address. Disconnect and
// indicate the error event.
//
TRC_ALT((TB, _T("GHBN (%hu) and inet_addr() both failed"),
errorWSA));
//
// Yet another case where we are sure that
// we are now done with the winsock lookup
// buffer and can free it.
//
if(_pHostData)
{
LocalFree(_pHostData);
_pHostData = NULL;
}
UIInitiateDisconnection();
break;
}
}
else
{
//
// If there are no addresses to try, display the 'bad
// server name' error.
//
UITryNextConnection();
}
}
break;
case WM_DESKTOPSIZECHANGE:
{
DCUINT visibleScrollBars;
DCSIZE windowSize;
DCSIZE newSize;
#ifndef OS_WINCE
DCSIZE screenSize;
#endif
#ifdef OS_WINNT
HMONITOR hMonitor;
MONITORINFO monInfo;
RECT screenRect;
#endif
//
// Handle client window resizing on connection
//
newSize.width = LOWORD(lParam);
newSize.height = HIWORD(lParam);
TRC_NRM((TB, _T("Got new window size %d x %d"), newSize.width,
newSize.height ));
//
// Before we do anything with the new size, see if we are
// currently showing scroll bars.
//
GetWindowRect(_UI.hwndMain, &rect);
windowSize.width = rect.right - rect.left;
windowSize.height = rect.bottom - rect.top;
visibleScrollBars = UICalculateVisibleScrollBars(windowSize.width,
windowSize.height);
//
// Now update the size of the desktop container
//
_UI.containerSize.width = newSize.width;
_UI.containerSize.height = newSize.height;
//
// Recalculate the new Main Window max size from the new
// Container Window size
//
UIRecalcMaxMainWindowSize();
//
// And resize the container window
//
SetWindowPos( _UI.hwndContainer,
NULL,
0, 0,
_UI.containerSize.width,
_UI.containerSize.height,
SWP_NOZORDER | SWP_NOMOVE |
SWP_NOACTIVATE | SWP_NOOWNERZORDER );
#ifndef OS_WINCE
//
// Do we need to adjust the window size? Only if
// 1. we're not in full screen mode
// 2. we're not maximized
// 3. we were showing all of the old desktop (ie we had no
// scroll bars showing
//
if (((GetWindowLong(_UI.hwndMain,GWL_STYLE) & WS_MAXIMIZE) == 0) &&
(visibleScrollBars == 0))
{
TRC_NRM((TB, _T("Adjusting window size...")));
//
// We adjust the window to display the new desktop size,
// ensuring that it still fits on the screen. First, find
// out how big the screen is!
//
screenSize.width = GetSystemMetrics(SM_CXSCREEN);
screenSize.height = GetSystemMetrics(SM_CYSCREEN);
if(_UI.fControlIsFullScreen)
{
#ifdef OS_WINNT
//
// For multi monitor systems, we need to find out which
// monitor the client window is on, and then get the screen
// size of that monitor
//
if (GetSystemMetrics(SM_CMONITORS))
{
hMonitor = MonitorFromWindow(_UI.hWndCntrl,
MONITOR_DEFAULTTONULL);
if (hMonitor != NULL)
{
monInfo.cbSize = sizeof(MONITORINFO);
if (GetMonitorInfo(hMonitor, &monInfo))
{
screenRect = monInfo.rcMonitor;
screenSize.width = screenRect.right
- screenRect.left;
screenSize.height = screenRect.bottom
- screenRect.top;
}
}
}
#endif // OS_WINNT
} // (_UI.fControlIsFullScreen)
//
// Now limit the window size to fit on the screen
//
windowSize.width = DC_MIN(_UI.maxMainWindowSize.width,
screenSize.width);
windowSize.height = DC_MIN(_UI.maxMainWindowSize.height,
screenSize.height);
SetWindowPos( _UI.hwndMain,
NULL,
0, 0,
windowSize.width,
windowSize.height,
SWP_NOZORDER | SWP_NOMOVE |
SWP_NOACTIVATE | SWP_NOOWNERZORDER );
}
#endif // ndef OS_WINCE
//
// Update the scroll bar settings
//
UIRecalculateScrollbars();
}
break;
case WM_SETCURSOR:
{
#ifdef USE_BBAR
if (UI_IsFullScreen())
{
POINT pt;
GetCursorPos(&pt);
UISetBBarUnhideTimer( pt.x, pt.y );
}
else
{
if(_fBBarUnhideTimerActive)
{
KillTimer( _UI.hwndMain,
UI_TIMER_BBAR_UNHIDE_TIMERID );
_fBBarUnhideTimerActive = FALSE;
}
}
#endif
//
// Pass the message on to windows otherwise
// we get problems with cursors not getting updated
// over scrollbars
//
rc = DefWindowProc(hwnd, message, wParam, lParam);
}
break;
default:
{
rc = DefWindowProc(hwnd, message, wParam, lParam);
}
break;
}
DC_EXIT_POINT:
DC_END_FN();
return rc;
}
//
// Name: UIRecalcMaxMainWindowSize
//
// Purpose: Recalculates _UI.maxMainWindowSize given the current Container
// size and frame style. The maximum main window size is the
// size of window needed such that the client area is the same
// size as the container.
//
DCVOID DCINTERNAL CUI::UIRecalcMaxMainWindowSize(DCVOID)
{
DCSIZE screenSize;
#ifndef OS_WINCE
RECT rect;
#ifdef OS_WIN32
BOOL errorRc;
#endif
#endif
RECT rcWebCtrl;
DC_BEGIN_FN("UIRecalcMaxMainWindowSize");
//
// Get the screen size - this can change, so do it every time we need
// it.
//
if(!_UI.fControlIsFullScreen)
{
GetClientRect( _UI.hWndCntrl, &rcWebCtrl);
screenSize.width = rcWebCtrl.right - rcWebCtrl.left;
screenSize.height = rcWebCtrl.bottom - rcWebCtrl.top;
}
else
{
screenSize.width = GetSystemMetrics(SM_CXSCREEN);
screenSize.height = GetSystemMetrics(SM_CYSCREEN);
}
TRC_NRM((TB, _T("ActiveX control maxSize (%d,%d)"),
screenSize.width,
screenSize.height));
//
// If current mode is full screen, then the maximum window size is the
// same as the screen size - unless the container is larger still,
// which is possible if we're shadowing a session larger than
// ourselves.
//
// In this case, or if the current mode is not full screen then we want
// the size of window which is required for a client area of the size
// of the container. Passing the container size to AdjustWindowRect
// returns this window size. Such a window may be bigger than the
// screen, eg server and client are 640x480, container is 640x480.
// AdjustWindowRect adds on the border, title bar and menu sizes and
// returns something like 648x525. So, _UI.maxMainWindowSize can only
// match the actual window size when the client screen is bigger than
// the server screen or when operating in full screen mode. This means
// that _UI.maxMainWindowSize should *never* be used to set the window
// size, eg by passing it to SetWindowPos. It can be used to determine
// whether scroll bars are required, ie they are needed if the current
// window size is less than _UI.maxMainWindowSize (in other words,
// always unless in full screen mode or client screen is larger than
// server screen).
//
// To set the window size, calculate a value based on:
// - the desired window size given the container size
// - the size of the client screen.
//
#ifndef OS_WINCE
if ( _UI.fControlIsFullScreen && (
(_UI.containerSize.width > screenSize.width) ||
(_UI.containerSize.height > screenSize.height)))
{
//
// Recalc window size based on container
//
rect.left = 0;
rect.right = _UI.containerSize.width;
rect.top = 0;
rect.bottom = _UI.containerSize.height;
#ifdef OS_WIN32
errorRc = AdjustWindowRect(&rect, WS_OVERLAPPEDWINDOW, FALSE);
TRC_ASSERT((errorRc != 0), (TB, _T("AdjustWindowRect failed")));
#else
AdjustWindowRect(&rect, WS_OVERLAPPEDWINDOW, FALSE);
#endif
_UI.maxMainWindowSize.width = rect.right - rect.left;
_UI.maxMainWindowSize.height = rect.bottom - rect.top;
}
else
#endif
{
//
// Window size is simply the whole screen
//
_UI.maxMainWindowSize.width = screenSize.width;
_UI.maxMainWindowSize.height = screenSize.height;
}
TRC_NRM((TB, _T("Main Window maxSize (%d,%d)"),
_UI.maxMainWindowSize.width,
_UI.maxMainWindowSize.height));
DC_END_FN();
} // UIRecalcMaxMainWindowSize
//
// Name: UIConnectWithCurrentParams
//
// Purpose: To connect to the host with the current set of parameters and
// tidy up the main window and container sizes
//
DCVOID DCINTERNAL CUI::UIConnectWithCurrentParams(CONNECTIONMODE connMode)
{
DCUINT timeout;
int screenBpp;
UINT screenColorDepthID;
HRESULT hr;
DC_BEGIN_FN("UIConnectWithCurrentParams");
TRC_DBG((TB, _T("UIConnectWithCurrentParams called")));
SetCursor(LoadCursor(NULL, IDC_WAIT));
//
// If we're autoreconnecting and were connected to a cluster replace
// the server name with the actual IP as we need to hit the same
// server we were connected to.
//
if (UI_IsClientRedirected() &&
UI_IsAutoReconnecting() &&
_UI.RedirectionServerAddress[0]
) {
TRC_NRM((TB,_T("ARC SD redirect target from %s to %s"),
_UI.strAddress,
_UI.RedirectionServerAddress
));
hr = StringCchCopy(_UI.strAddress,
SIZE_TCHARS(_UI.strAddress),
_UI.RedirectionServerAddress);
if (FAILED(hr)) {
TRC_ERR((TB,_T("StringCchCopy for strAddress failed: 0x%x"),hr));
DC_QUIT;
}
}
//
// Set connect watch flag to correctly handle connects
// that are called in OnDisconnected event handlers
//
_UI.fConnectCalledWatch = TRUE;
if( connMode != CONNECTIONMODE_INITIATE &&
connMode != CONNECTIONMODE_CONNECTEDENDPOINT )
{
//
// Invalid connection mode.
//
TRC_ERR((TB, _T("Invalid connect mode %d"), connMode));
_UI.disconnectReason =
UI_MAKE_DISCONNECT_ERR(UI_ERR_UNEXPECTED_DISCONNECT);
UIInitiateDisconnection();
DC_QUIT;
}
//
// Get x and y ContainerSizes, relies on ordering of desktop size IDs
//
_UI.containerSize.width = _UI.uiSizeTable[0];
_UI.containerSize.height = _UI.uiSizeTable[1];
_UI.connectStruct.desktopWidth = (DCUINT16)_UI.containerSize.width;
_UI.connectStruct.desktopHeight = (DCUINT16)_UI.containerSize.height;
//
// Recalculate the new Main Window max size from the new Container
// Window size
//
UIRecalcMaxMainWindowSize();
//
// Resize the Container Window (but leave it invisible - it will
// be shown when the connection is made).
//
SetWindowPos( _UI.hwndContainer,
NULL,
0, 0,
_UI.containerSize.width,
_UI.containerSize.height,
SWP_NOZORDER | SWP_NOMOVE |
SWP_NOACTIVATE | SWP_NOOWNERZORDER );
TRC_DBG((TB, _T("Filling a connect struct")));
screenBpp = UI_GetScreenBpp();
screenColorDepthID = (UINT)UI_BppToColorDepthID(screenBpp);
if(screenColorDepthID < _UI.colorDepthID)
{
TRC_NRM((TB,_T("Lowering color depth to match screen (from %d to %d)"),
_UI.colorDepthID, screenColorDepthID));
_UI.colorDepthID = screenColorDepthID;
}
_UI.connectStruct.colorDepthID = _UI.colorDepthID;
_UI.connectStruct.transportType = _UI.transportType;
_UI.connectStruct.sasSequence = _UI.sasSequence;
//
// Read the keyboard layout
//
_UI.connectStruct.keyboardLayout = UIGetKeyboardLayout();
TRC_NRM((TB, _T("keyboard layout %#lx"), _UI.connectStruct.keyboardLayout));
//
// Read the keyboard type.
// GetKeyboardType(0) is returned keyboard type.
// GetKeyboardType(1) is returned sub keyboard type.
// GetKeyboardType(2) is returned number of function keys.
//
#if !defined(OS_WINCE)
_UI.connectStruct.keyboardType = GetKeyboardType(0);
_UI.connectStruct.keyboardSubType = GetKeyboardType(1);
_UI.connectStruct.keyboardFunctionKey = GetKeyboardType(2);
if (_pUt->UT_IsNEC98platform())
{
if (UI_GetOsMinorType() == TS_OSMINORTYPE_WINDOWS_95 ||
UI_GetOsMinorType() == TS_OSMINORTYPE_WINDOWS_31X)
{
/*
* Hiword of "1" is a magic number for handling NEC PC-98 Win9x
* keyboard layout on the Hydra server.
*/
_UI.connectStruct.keyboardSubType = MAKELONG(
_UI.connectStruct.keyboardSubType, 1);
}
else if (UI_GetOsMinorType() == TS_OSMINORTYPE_WINDOWS_NT)
{
OSVERSIONINFO osVersionInfo;
BOOL bRc;
osVersionInfo.dwOSVersionInfoSize = sizeof(osVersionInfo);
bRc = GetVersionEx(&osVersionInfo);
if (osVersionInfo.dwMajorVersion >= 5)
{
/*
* Hiword of "2" is a magic number for handling NEC PC-98 NT5
* keyboard layout on the Hydra server.
*/
_UI.connectStruct.keyboardSubType = MAKELONG(
_UI.connectStruct.keyboardSubType, 2);
}
}
}
else if (_pUt->UT_IsNew106Layout())
{
/*
* Hiword of "1" is a magic number for handling 106 keyboard layout
* on the Hydra server.
* Because, Old 106 and New one has the same sub keyboard type.
*/
_UI.connectStruct.keyboardSubType = MAKELONG(_UI.connectStruct.keyboardSubType, 1);
}
else if (_pUt->UT_IsFujitsuLayout())
{
/*
* Hiword of "2" is a magic number for handling Fujitsu keyboard layout
* on the Hydra server.
*/
_UI.connectStruct.keyboardSubType = MAKELONG(_UI.connectStruct.keyboardSubType, 2);
}
#else // !defined(OS_WINCE)
//
// WinCE doesn't have GetKeyboardType API.
// Read the keyboard type/subtype/function keys from values set by
// control properties
//
_UI.connectStruct.keyboardType = _UI.winceKeyboardType;
_UI.connectStruct.keyboardSubType = _UI.winceKeyboardSubType;
_UI.connectStruct.keyboardFunctionKey = _UI.winceKeyboardFunctionKey;
#endif // !defined(OS_WINCE)
TRC_NRM((TB, _T("keyboard type %#lx sub type %#lx func key %#lx"),
_UI.connectStruct.keyboardType,
_UI.connectStruct.keyboardSubType,
_UI.connectStruct.keyboardFunctionKey));
//
// Read the IME file name.
//
UIGetIMEFileName(_UI.connectStruct.imeFileName,
sizeof(_UI.connectStruct.imeFileName) / sizeof(TCHAR));
TRC_NRM((TB, _T("IME file name %s"), _UI.connectStruct.imeFileName));
//
// The shadow bitmap flag should already be set.
// Set the dedicated termianl flag.
// Then copy the connect flags.
//
if (_UI.dedicatedTerminal)
{
SET_FLAG(_UI.connectFlags, CO_CONN_FLAG_DEDICATED_TERMINAL);
}
else
{
CLEAR_FLAG(_UI.connectFlags, CO_CONN_FLAG_DEDICATED_TERMINAL);
}
_UI.connectStruct.connectFlags = _UI.connectFlags;
//
// And start a connection timeout timer. If one is already running
// (from a prevous attempt) then restart it.
//
if( _UI.connectStruct.hConnectionTimer )
{
_pUt->UTStopTimer( _UI.connectStruct.hConnectionTimer );
}
TRC_NRM((TB, _T("Single connection timeout %u seconds"), _UI.singleTimeout));
//
// Set the licensing phase timeout
//
_UI.licensingTimeout = DEFAULT_LICENSING_TIMEOUT;
TRC_NRM((TB, _T("Licensing timeout %u seconds"), _UI.licensingTimeout));
UI_SetConnectionMode( connMode );
if( connMode == CONNECTIONMODE_INITIATE )
{
UISetConnectionStatus(UI_STATUS_CONNECT_PENDING_DNS);
timeout = _UI.connectionTimeOut;
TRC_NRM((TB, _T("Connection timeout %d seconds"), timeout));
if( NULL == _UI.connectStruct.hConnectionTimer )
{
_UI.connectStruct.hConnectionTimer = _pUt->UTCreateTimer(
_UI.hwndMain,
UI_TIMER_OVERALL_CONN,
timeout * 1000 );
}
if( NULL == _UI.connectStruct.hConnectionTimer )
{
//
// Cannot connect without a timeout - fail with an error
//
TRC_ERR((TB, _T("Failed to create connection timeout timer")));
_UI.disconnectReason = UI_MAKE_DISCONNECT_ERR(UI_ERR_NOTIMER);
UIInitiateDisconnection();
DC_QUIT;
}
if( FALSE == _pUt->UTStartTimer( _UI.connectStruct.hConnectionTimer ) )
{
//
// Cannot connect without a timeout - fail with an error
//
TRC_ERR((TB, _T("Failed to start connection timeout timer")));
_UI.disconnectReason = UI_MAKE_DISCONNECT_ERR(UI_ERR_NOTIMER);
UIInitiateDisconnection();
DC_QUIT;
}
_UI.connectStruct.bInitiateConnect = TRUE;
UIStartDNSLookup();
}
else
{
// A new state is necessary so when disconnect come in, it won't
// triggle CUI::UI_OnDisconnected()'s UITryNextConnection()
// code path.
UISetConnectionStatus(UI_STATUS_PENDING_CONNECTENDPOINT);
// socket already connected, start various timer
if( NULL == _UI.connectStruct.hSingleConnectTimer )
{
_UI.connectStruct.hSingleConnectTimer =
_pUt->UTCreateTimer(_UI.hwndMain,
UI_TIMER_SINGLE_CONN,
_UI.singleTimeout * 1000 );
}
if( NULL == _UI.connectStruct.hSingleConnectTimer )
{
TRC_ERR(
(TB, _T("Failed to create single connection timeout timer")));
_UI.disconnectReason = UI_MAKE_DISCONNECT_ERR(UI_ERR_NOTIMER);
UIInitiateDisconnection();
DC_QUIT;
}
if( NULL == _UI.connectStruct.hLicensingTimer )
{
_UI.connectStruct.hLicensingTimer =
_pUt->UTCreateTimer(_UI.hwndMain,
UI_TIMER_LICENSING,
_UI.licensingTimeout * 1000 );
}
if( NULL == _UI.connectStruct.hLicensingTimer )
{
TRC_ERR((TB, _T("Failed to create licensing timeout timer")));
_UI.disconnectReason = UI_MAKE_DISCONNECT_ERR(UI_ERR_NOTIMER);
UIInitiateDisconnection();
DC_QUIT;
}
_UI.connectStruct.bInitiateConnect = FALSE;
UIStartConnectWithConnectedEndpoint();
}
//Notify the Ax control that we are connecting
TRC_DBG((TB, _T("Connecting...")));
SendMessage( _UI.hWndCntrl, WM_TS_CONNECTING, 0, 0);
DC_EXIT_POINT:
SetCursor(LoadCursor(NULL, IDC_ARROW));
DC_END_FN();
} // UIConnectWithCurrentParams
//
// Name: UICalculateVisibleScrollBars
//
// Purpose: Calculates whether scrollbars are needed
//
// Returns: DCUINT containing flags whether or not the vertical and
// horizontal scrollbars are needed
//
// Params: IN - width and height of frame
//
DCUINT DCINTERNAL CUI::UICalculateVisibleScrollBars( DCUINT mainFrameWidth,
DCUINT mainFrameHeight )
{
DCUINT rc;
DCSIZE screenSize;
#ifndef OS_WINCE
RECT rect;
BOOL errorRc;
#endif
#ifdef OS_WINNT
HMONITOR hMonitor;
MONITORINFO monInfo;
#endif // OS_WINNT
DC_BEGIN_FN("UICalculateVisibleScrollBars");
// for multi monitor, need to find which monitor the client window
// resides, then get the correct screen size of the corresponding
// monitor
// default screen size
screenSize.height = _UI.containerSize.height;
screenSize.width = _UI.containerSize.width;
if(_UI.fControlIsFullScreen)
{
#ifdef OS_WINNT
if (GetSystemMetrics(SM_CMONITORS)) {
hMonitor = MonitorFromWindow(_UI.hWndCntrl, MONITOR_DEFAULTTONULL);
if (hMonitor != NULL) {
monInfo.cbSize = sizeof(MONITORINFO);
if (GetMonitorInfo(hMonitor, &monInfo)) {
screenSize.height = max(screenSize.height,
(unsigned)(monInfo.rcMonitor.bottom - monInfo.rcMonitor.top));
screenSize.width = max(screenSize.width,
(unsigned)(monInfo.rcMonitor.right - monInfo.rcMonitor.left));
}
}
}
#endif // OS_WINNT
} // (_UI.fControlIsFullScreen)
TRC_DBG((TB, _T("mainFrameWidth = %d"), mainFrameWidth));
TRC_DBG((TB, _T("mainFrameHeight = %d"), mainFrameHeight));
TRC_DBG((TB, _T("ScreenSize.width = %d"), screenSize.width));
TRC_DBG((TB, _T("ScreenSize.height = %d"), screenSize.height));
//
// Calculate the neccessity for the scrollbars
//
#ifdef SMART_SIZING
if (_UI.fSmartSizing) {
rc = UI_NO_SCROLLBARS;
}
else
#endif // SMART_SIZING
if ( (mainFrameWidth >= screenSize.width) &&
(mainFrameHeight >= screenSize.height) )
{
rc = UI_NO_SCROLLBARS;
}
else if ( (mainFrameWidth < screenSize.width) &&
(mainFrameHeight >=
(screenSize.height + GetSystemMetrics(SM_CYHSCROLL))) )
{
rc = UI_BOTTOM_SCROLLBAR;
}
else if ( (mainFrameHeight < screenSize.height) &&
(mainFrameWidth >=
(screenSize.width + GetSystemMetrics(SM_CXVSCROLL))) )
{
rc = UI_RIGHT_SCROLLBAR;
}
else
{
rc = UI_BOTH_SCROLLBARS;
}
#ifndef OS_WINCE
//
// Check specifically for a main window size that corresponds to a
// zero-height client area. This special case requires that we disable
// the right-hand scrollbar, because GetClientArea returns values that
// indicate it is disabled.
//
rect.left = 0;
rect.right = _UI.containerSize.width;
rect.top = 0;
rect.bottom = 0;
#ifdef OS_WIN32
errorRc =
#endif
AdjustWindowRect(&rect, WS_OVERLAPPEDWINDOW, FALSE);
#ifdef OS_WIN32
TRC_ASSERT((errorRc != 0), (TB, _T("AdjustWindowRect failed")));
#endif
TRC_DBG((TB, _T("Zero-height client area => main window height %d"),
rect.bottom - rect.top));
if (mainFrameHeight == (DCUINT)(rect.bottom - rect.top))
{
//
// The client size is zero height - turn off the right scrollbar
//
rc &= ~(DCUINT)UI_RIGHT_SCROLLBAR;
}
#endif //OS_WINCE
DC_END_FN();
return(rc);
}
//
// Name: UIRecalculateScrollbars
//
// Purpose: Calculates where to position the Container window within the
// Main Window
//
DCVOID DCINTERNAL CUI::UIRecalculateScrollbars(DCVOID)
{
RECT rect;
RECT clientRect;
DCBOOL horzScrollBarIsVisible = TRUE;
DCBOOL vertScrollBarIsVisible = TRUE;
SCROLLINFO scrollInfo;
DCSIZE windowSize;
DCSIZE clientSize;
DCBOOL needMove = FALSE;
DCUINT visibleScrollBars;
#ifdef OS_WINCE
DCUINT32 style;
#endif // OS_WINCE
DC_BEGIN_FN("UIRecalculateScrollbars");
//
// Get the dimensions of the window. Use this to determine the need
// for scrolling, rather than using the client rect, as it is constant
// for a given window size (obviously) while the client area varies as
// scroll bars appear and disappear. We can use the window size since
// we previously calculated the window size needed to accomodate the
// entire container (this is the _UI.maxMainWindowSize). If the current
// window size is less than _UI.maxMainWindowSize we know that the
// client area is less than the container size and scroll bars are
// needed.
//
GetWindowRect(_UI.hwndMain, &rect);
windowSize.width = rect.right - rect.left;
windowSize.height = rect.bottom - rect.top;
if(_UI.fControlIsFullScreen)
{
windowSize.width = DC_MIN(windowSize.width,
(DCUINT)GetSystemMetrics(SM_CXSCREEN));
windowSize.height = DC_MIN(windowSize.height,
(DCUINT)GetSystemMetrics(SM_CYSCREEN));
}
//
// First establish whether scrollbars are needed
//
visibleScrollBars = UICalculateVisibleScrollBars(windowSize.width,
windowSize.height);
#ifdef OS_WINCE
//
// ShowScrollBar is unsupported in WinCE - instead, set the window
// styles ourself
//
style = GetWindowLong( _UI.hwndMain,
GWL_STYLE );
if (visibleScrollBars & UI_BOTTOM_SCROLLBAR)
{
style |= WS_HSCROLL;
}
else
{
style &= ~WS_HSCROLL;
}
if (visibleScrollBars & UI_RIGHT_SCROLLBAR)
{
style |= WS_VSCROLL;
}
else
{
style &= ~WS_VSCROLL;
}
SetWindowLong( _UI.hwndMain,
GWL_STYLE,
style );
#else
_UI.fHorizontalScrollBarVisible = ((visibleScrollBars & UI_BOTTOM_SCROLLBAR) != 0) ?
TRUE : FALSE;
ShowScrollBar( _UI.hwndMain,
SB_HORZ,
_UI.fHorizontalScrollBarVisible);
_UI.fVerticalScrollBarVisible = ((visibleScrollBars & UI_RIGHT_SCROLLBAR) != 0) ?
TRUE : FALSE;
ShowScrollBar( _UI.hwndMain,
SB_VERT,
_UI.fVerticalScrollBarVisible);
#endif // OS_WINCE
//
// Get the client area width and height
//
GetClientRect(_UI.hwndMain, &clientRect);
clientSize.width = clientRect.right - clientRect.left;
clientSize.height = clientRect.bottom - clientRect.top;
TRC_DBG((TB, _T("Window rect %d,%d %d,%d"), rect.left,
rect.top,
rect.right,
rect.bottom));
TRC_DBG((TB, _T("Client:= width %d, height %d"),
clientSize.width, clientSize.height));
TRC_DBG((TB, _T("Container:= width %d, height %d"),
_UI.containerSize.width, _UI.containerSize.height));
_UI.scrollMax.x = _UI.containerSize.width - clientSize.width;
_UI.scrollMax.y = _UI.containerSize.height - clientSize.height;
TRC_NRM((TB, _T("scrollMax (%d,%d)"), _UI.scrollMax.x, _UI.scrollMax.y));
//
// If the Container is larger than the client, adjust the scrollbars
// appropriately
//
if (clientSize.width <= _UI.containerSize.width) {
if (_UI.scrollPos.x > _UI.scrollMax.x) {
_UI.scrollPos.x = _UI.scrollMax.x;
needMove = TRUE;
} else if (_UI.scrollPos.x < 0) {
_UI.scrollPos.x = 0;
needMove = TRUE;
}
} else {
//
// else put the Container in the middle of the client area
//
_UI.scrollPos.x = _UI.scrollMax.x / 2;
needMove = TRUE;
}
if (clientSize.height <= _UI.containerSize.height) {
if (_UI.scrollPos.y > _UI.scrollMax.y) {
_UI.scrollPos.y = _UI.scrollMax.y;
needMove = TRUE;
} else if (_UI.scrollPos.y < 0) {
_UI.scrollPos.y = 0;
needMove = TRUE;
}
} else {
//
// else put the Container in the middle of the client area
//
_UI.scrollPos.y = _UI.scrollMax.y / 2;
needMove = TRUE;
}
if (needMove) {
UIMoveContainerWindow();
}
TRC_DBG((TB, _T("scrollPos (%d,%d)"), _UI.scrollPos.x, _UI.scrollPos.y));
//
// Common header fields
//
scrollInfo.cbSize = sizeof(scrollInfo);
scrollInfo.fMask = SIF_ALL;
if ((visibleScrollBars & UI_BOTTOM_SCROLLBAR) != 0)
{
//
// Set horizontal values
//
scrollInfo.nMin = 0;
scrollInfo.nMax = _UI.containerSize.width - 1;
scrollInfo.nPage = clientSize.width;
scrollInfo.nPos = _UI.scrollPos.x;
UISetScrollInfo(SB_HORZ,
&scrollInfo,
TRUE);
}
if ((visibleScrollBars & UI_RIGHT_SCROLLBAR) != 0)
{
//
// Set vertical values
//
scrollInfo.nMin = 0;
scrollInfo.nMax = _UI.containerSize.height - 1;
scrollInfo.nPage = clientSize.height;
scrollInfo.nPos = _UI.scrollPos.y;
UISetScrollInfo(SB_VERT,
&scrollInfo,
TRUE);
}
DC_EXIT_POINT:
DC_END_FN();
return;
}
//
// Name: UIMoveContainerWindow
//
// Purpose: Moves the container window to its new position and flags it to
// be repainted
//
DCVOID DCINTERNAL CUI::UIMoveContainerWindow(DCVOID)
{
#ifdef OS_WINCE
RECT rect;
#endif
DC_BEGIN_FN("UIMoveContainerWindow");
if(!_UI.hwndContainer)
{
#ifdef DEFER_CORE_INIT
TRC_ASSERT((NULL != _UI.hwndContainer), (TB, _T("_UI.hwndContainer is NULL")));
#endif
DC_QUIT;
}
#ifdef OS_WINCE
//
// WinCE will do a move even if one isn't required. Stop that here.
//
GetWindowRect(_UI.hwndContainer, &rect);
if ((rect.left != -_UI.scrollPos.x) ||
(rect.top != -_UI.scrollPos.y) ||
((DCUINT)(rect.right - rect.left) != _UI.containerSize.width) ||
((DCUINT)(rect.bottom - rect.top) != _UI.containerSize.height))
#endif
{
MoveWindow( _UI.hwndContainer,
-_UI.scrollPos.x,
-_UI.scrollPos.y,
_UI.containerSize.width,
_UI.containerSize.height,
TRUE );
}
DC_END_FN();
DC_EXIT_POINT:
;
}
//
// Name: UIUpdateScreenMode
//
// Purpose: Updates the window settings after a switch to/from fullscreen
//
// Params:
// fGrabFocus - if true grabs the focus
//
DCVOID DCINTERNAL CUI::UIUpdateScreenMode(BOOL fGrabFocus)
{
DCUINT32 style;
LONG wID;
// multi-monitor support
RECT screenRect;
#ifdef OS_WINNT
HMONITOR hMonitor;
MONITORINFO monInfo;
#endif // OS_WINNT
DC_BEGIN_FN("UIUpdateScreenMode");
TRC_NRM((TB, _T("Entering Fullscreen mode")));
#if !defined(OS_WINCE) || defined(OS_WINCE_LOCKWINDOWUPDATE)
LockWindowUpdate( _UI.hwndMain );
#endif // !defined(OS_WINCE) || defined(OS_WINCE_LOCKWINDOWUPDATE)
UIRecalcMaxMainWindowSize();
//
// Take away the title bar and borders
//
style = GetWindowLong( _UI.hwndMain,
GWL_STYLE );
#if !defined(OS_WINCE) || defined(OS_WINCE_NONFULLSCREEN)
style &= ~(WS_DLGFRAME |
WS_THICKFRAME | WS_BORDER |
WS_MAXIMIZEBOX);
#else // !defined(OS_WINCE) || defined(OS_WINCE_NONFULLSCREEN)
style &= ~(WS_DLGFRAME | WS_SYSMENU | WS_BORDER);
#endif // !defined(OS_WINCE) || defined(OS_WINCE_NONFULLSCREEN)
SetWindowLong( _UI.hwndMain,
GWL_STYLE,
style );
//
// Set the window ID (to remove the menu titles).
//
wID = SetWindowLong( _UI.hwndMain, GWL_ID, 0 );
//
/// Note that two calls to SetWindowPos are required here in order to
/// adjust the position to allow for frame removal and also to correctly
// set the Z-ordering.
//
// default screen size
screenRect.top = 0;
screenRect.left = 0;
//
// Win32 sets the window size clipped to the physical screen; Win16
// seems to store the size you set regardless - which is not the
// behavior we want later on when we query the window size to work out
// if we need scroll bars
//
screenRect.bottom = _UI.maxMainWindowSize.height;
screenRect.right = _UI.maxMainWindowSize.width;
// for multi monitor, need to find which monitor the client window
// resides, then get the correct screen size of the corresponding
// monitor
if(_UI.fControlIsFullScreen)
{
#ifdef OS_WINNT
if (GetSystemMetrics(SM_CMONITORS)) {
hMonitor = MonitorFromWindow(_UI.hWndCntrl, MONITOR_DEFAULTTONULL);
if (hMonitor != NULL) {
monInfo.cbSize = sizeof(MONITORINFO);
if (GetMonitorInfo(hMonitor, &monInfo)) {
screenRect = monInfo.rcMonitor;
}
}
}
#endif // OS_WINNT
} //(_UI.fControlIsFullScreen)
//
// Reposition and size the window with the frame changes, and place at
// the top of the Z-order (by not setting SWP_NOOWNERZORDER or
// SWP_NOZORDER and specifying HWND_TOP).
//
SetWindowPos( _UI.hwndMain,
HWND_TOP,
screenRect.left, screenRect.top,
screenRect.right - screenRect.left,
screenRect.bottom - screenRect.top,
SWP_NOACTIVATE | SWP_FRAMECHANGED );
//
// Reposition the window again - otherwise the fullscreen window is
// positioned as if it still had borders.
//
SetWindowPos( _UI.hwndMain,
NULL,
screenRect.left, screenRect.top,
0, 0,
SWP_NOZORDER | SWP_NOACTIVATE |
SWP_NOOWNERZORDER | SWP_NOSIZE );
//
// Reset the container to top left
//
_UI.scrollPos.x = 0;
_UI.scrollPos.y = 0;
UIRecalculateScrollbars();
UIMoveContainerWindow();
#if !defined(OS_WINCE) || defined(OS_WINCE_LOCKWINDOWUPDATE)
LockWindowUpdate( NULL );
#endif // !defined(OS_WINCE) || defined(OS_WINCE_LOCKWINDOWUPDATE)
//
// Make sure we have the focus after a screen mode toggle
//
if(fGrabFocus)
{
SetFocus(_UI.hwndContainer);
}
DC_END_FN();
} // UIUpdateScreenMode
//
// Name: UIValidateCurrentParams
//
// Purpose: To check whether the current connection parameters are valid
//
// Returns: TRUE - if the parameters are valid
// FALSE otherwise
//
BOOL DCINTERNAL CUI::UIValidateCurrentParams(CONNECTIONMODE connMode)
{
BOOL rc = TRUE;
unsigned xSize = _UI.controlSize.width;
unsigned ySize = _UI.controlSize.height;
DC_BEGIN_FN("UIValidateCurrentParams");
if( CONNECTIONMODE_INITIATE == connMode )
{
//
// If the Address is empty, the params are invalid
//
if ((DC_TSTRCMP(_UI.strAddress, _T("")) == 0))
{
rc = FALSE;
DC_QUIT;
}
}
//
// Make sure we have a screen big enough for the the remote desktop
//
if ((xSize < _UI.uiSizeTable[0]) ||
(ySize < _UI.uiSizeTable[1]) )
{
rc = FALSE;
DC_QUIT;
}
DC_EXIT_POINT:
DC_END_FN();
return rc;
} // UIValidateCurrentParams
//
// Name: UIShadowBitmapSettingChanged
//
// Purpose: Performs necessary actions when _UI.shadowBitmapEnabled
// is updated.
//
DCVOID DCINTERNAL CUI::UIShadowBitmapSettingChanged(DCVOID)
{
DC_BEGIN_FN("UIShadowBitmapSettingChanged");
if (_UI.shadowBitmapEnabled)
{
SET_FLAG(_UI.connectFlags, CO_CONN_FLAG_SHADOW_BITMAP_ENABLED);
}
else
{
CLEAR_FLAG(_UI.connectFlags, CO_CONN_FLAG_SHADOW_BITMAP_ENABLED);
}
DC_END_FN();
return;
}
//
// Name: UISmoothScrollingSettingChanged
//
// Purpose: Performs necessary actions when _UI.smoothScrolling
// is updated.
//
DCVOID DCINTERNAL CUI::UISmoothScrollingSettingChanged(DCVOID)
{
DC_BEGIN_FN("UISmoothScrollingSettingChanged");
DC_END_FN();
}
//
// Name: UISetScrollInfo
//
// Purpose: Sets scroll bar parameters
//
// Returns: DC_RC_OK if successful, error code otherwise
//
// Params: IN hwnd - handle of window with scroll bar
// IN scrollBarFlag - type of scroll bar
// IN pScrollInfo - info to set for the scrollbar
// IN redraw - TRUE if scrollbar to be redrawn
//
unsigned DCINTERNAL CUI::UISetScrollInfo(
int scrollBarFlag,
LPSCROLLINFO pScrollInfo,
BOOL redraw)
{
unsigned rc = DC_RC_OK;
DC_BEGIN_FN("UISetScrollInfo");
//
// This only works for scroll bar flags indicating horizontal and/or
// vertical scrollbar.
//
TRC_ASSERT((!TEST_FLAG(scrollBarFlag, ~(SB_HORZ | SB_VERT))),
(TB, _T("Invalid scroll bar flag %#x"), scrollBarFlag));
TRC_ASSERT((!IsBadReadPtr(pScrollInfo, sizeof(*pScrollInfo))),
(TB, _T("Bad scroll info memory %p"), pScrollInfo));
//
// Call the Windows API to set the information.
//
SetScrollInfo(_UI.hwndMain,
scrollBarFlag,
pScrollInfo,
redraw);
DC_END_FN();
return rc;
}
//
// Name: UISetConnectionStatus
//
// Purpose: Sets the UI connection status
//
DCVOID DCINTERNAL CUI::UISetConnectionStatus(DCUINT status)
{
DC_BEGIN_FN("UISetConnectionStatus");
if (_UI.connectionStatus == status)
{
DC_QUIT;
}
//
// Store the new connection status.
//
TRC_NRM((TB, _T("UI connection status %u->%u"), _UI.connectionStatus, status));
_UI.connectionStatus = status;
DC_EXIT_POINT:
DC_END_FN();
}
//
// Name: UIInitializeDefaultSettings
//
// Purpose: Initialize connection settings with defaults. This is mainly
// for advanced settings that can optionally be overwridden by
// the user
//
void DCINTERNAL CUI::UIInitializeDefaultSettings()
{
unsigned nRead = 0;
unsigned i;
int defaultValue;
HDC hdc;
int colorDepthID;
TCHAR szWPosDflt[] = UTREG_UI_WIN_POS_STR_DFLT;
HRESULT hr;
DC_BEGIN_FN("UIInitializeDefaultSettings");
//
// Get screen mode before creating windows
//
_UI.windowPlacement.length = sizeof(_UI.windowPlacement);
//
// Set the maximized / minimized positions to the hardcoded defaults.
//
UISetMinMaxPlacement();
//
// Find out the actual display depth
//
// Don't worry about these functions failing - if they do, we'll use
// the default setting, or 8bpp if no registry setting.
//
colorDepthID = CO_BITSPERPEL8;
hdc = GetDC(NULL);
TRC_ASSERT((NULL != hdc), (TB,_T("Failed to get DC")));
if(hdc)
{
#ifdef DC_HICOLOR
DCINT screenBpp;
screenBpp = GetDeviceCaps(hdc, BITSPIXEL);
TRC_NRM((TB, _T("HDC %p has %u bpp"), hdc, screenBpp));
//
// Clamp the default color depth to 16bpp for best perf
//
screenBpp = screenBpp > 16 ? 16 : screenBpp;
colorDepthID = UI_BppToColorDepthID( screenBpp );
#else
DCINT numColors = GetDeviceCaps(hdc, NUMCOLORS);
TRC_NRM((TB, _T("HDC %p, num colors"), hdc, numColors));
colorDepthID = (numColors == 16) ? CO_BITSPERPEL4 : CO_BITSPERPEL8;
#endif
ReleaseDC(NULL, hdc);
}
TRC_NRM((TB, _T("Color depth ID %d"), colorDepthID));
_UI.colorDepthID = colorDepthID;
//
// Read auto connect flag
//
TRC_NRM((TB, _T("AutoConnect = %d"), _UI.autoConnectEnabled));
//
// Read the smooth scrolling option
//
_UI.smoothScrolling = UTREG_UI_SMOOTH_SCROLL_DFLT;
//
// Read the accelerator check state
//
_UI.acceleratorCheckState = UTREG_UI_ACCELERATOR_PASSTHROUGH_ENABLED_DFLT;
//
// Read the Shadow Bitmap option
//
#ifndef OS_WINCE
_UI.shadowBitmapEnabled = UTREG_UI_SHADOW_BITMAP_DFLT;
#else
_UI.shadowBitmapEnabled = _pUt->UT_ReadRegistryInt(UTREG_SECTION,
UTREG_UI_SHADOW_BITMAP,
UTREG_UI_SHADOW_BITMAP_DFLT);
#endif
_UI.fMaximizeShell = UTREG_UI_MAXIMIZESHELL50_DFLT;
//
// Keyboard hooking mode
//
_UI.keyboardHookMode = UTREG_UI_KEYBOARD_HOOK_DFLT;
//
// Audio redirection mode
//
_UI.audioRedirectionMode = UTREG_UI_AUDIO_MODE_DFLT;
//
// !WARNING! if you change this default to TRUE revisit the security
// code that disables drive redirection in response to a reg key
// in the control's put_RedirectDrives method. It only does the check
// on the property set to avoid a reg access in the connect path.
//
// Drive
//
_UI.fEnableDriveRedirection = FALSE; //off by default for security
//
// Printers
//
_UI.fEnablePrinterRedirection = FALSE; //off by default for security
//
// COM ports
//
_UI.fEnablePortRedirection = FALSE; //off by default for security
//
// Smart card
//
_UI.fEnableSCardRedirection = FALSE; //off by default for security
//
// Connect to server console is disabled by default
//
UI_SetConnectToServerConsole(FALSE);
//
// Order draw threshold
//
_UI.orderDrawThreshold = UTREG_UH_DRAW_THRESHOLD_DFLT;
_UI.RegBitmapCacheSize = UTREG_UH_TOTAL_BM_CACHE_DFLT;
_UI.RegBitmapVirtualCache8BppSize = TSC_BITMAPCACHEVIRTUALSIZE_8BPP;
_UI.RegBitmapVirtualCache16BppSize = TSC_BITMAPCACHEVIRTUALSIZE_16BPP;
_UI.RegBitmapVirtualCache24BppSize = TSC_BITMAPCACHEVIRTUALSIZE_24BPP;
_UI.RegScaleBitmapCachesByBPP = UTREG_UH_SCALE_BM_CACHE_DFLT;
_UI.PersistCacheFileName[0] = NULL;
_UI.RegNumBitmapCaches = UTREG_UH_BM_NUM_CELL_CACHES_DFLT;
const unsigned ProportionDefault[TS_BITMAPCACHE_MAX_CELL_CACHES] =
{
UTREG_UH_BM_CACHE1_PROPORTION_DFLT,
UTREG_UH_BM_CACHE2_PROPORTION_DFLT,
UTREG_UH_BM_CACHE3_PROPORTION_DFLT,
UTREG_UH_BM_CACHE4_PROPORTION_DFLT,
UTREG_UH_BM_CACHE5_PROPORTION_DFLT,
};
#if ((!defined(OS_WINCE)) || (defined(ENABLE_BMP_CACHING_FOR_WINCE)))
const unsigned PersistenceDefault[TS_BITMAPCACHE_MAX_CELL_CACHES] =
{
UTREG_UH_BM_CACHE1_PERSISTENCE_DFLT,
UTREG_UH_BM_CACHE2_PERSISTENCE_DFLT,
UTREG_UH_BM_CACHE3_PERSISTENCE_DFLT,
UTREG_UH_BM_CACHE4_PERSISTENCE_DFLT,
UTREG_UH_BM_CACHE5_PERSISTENCE_DFLT,
};
#endif // ((!defined(OS_WINCE)) || (defined(ENABLE_BMP_CACHING_FOR_WINCE)))
const unsigned MaxEntriesDefault[TS_BITMAPCACHE_MAX_CELL_CACHES] =
{
UTREG_UH_BM_CACHE1_MAXENTRIES_DFLT,
UTREG_UH_BM_CACHE2_MAXENTRIES_DFLT,
UTREG_UH_BM_CACHE3_MAXENTRIES_DFLT,
UTREG_UH_BM_CACHE4_MAXENTRIES_DFLT,
UTREG_UH_BM_CACHE5_MAXENTRIES_DFLT,
};
for (i = 0; i < TS_BITMAPCACHE_MAX_CELL_CACHES; i++)
{
_UI.RegBCProportion[i] = ProportionDefault[i];
#if ((!defined(OS_WINCE)) || (defined(ENABLE_BMP_CACHING_FOR_WINCE)))
_UI.bSendBitmapKeys[i] = PersistenceDefault[i] ? TRUE: FALSE;
#endif // ((!defined(OS_WINCE)) || (defined(ENABLE_BMP_CACHING_FOR_WINCE)))
_UI.RegBCMaxEntries[i] = MaxEntriesDefault[i];
if (_UI.RegBCMaxEntries[i] < MaxEntriesDefault[i]) {
_UI.RegBCMaxEntries[i] = MaxEntriesDefault[i];
}
}
_UI.GlyphSupportLevel = UTREG_UH_GL_SUPPORT_DFLT;
_UI.cbGlyphCacheEntrySize[0] = UTREG_UH_GL_CACHE1_CELLSIZE_DFLT;
_UI.cbGlyphCacheEntrySize[1] = UTREG_UH_GL_CACHE2_CELLSIZE_DFLT;
_UI.cbGlyphCacheEntrySize[2] = UTREG_UH_GL_CACHE3_CELLSIZE_DFLT;
_UI.cbGlyphCacheEntrySize[3] = UTREG_UH_GL_CACHE4_CELLSIZE_DFLT;
_UI.cbGlyphCacheEntrySize[4] = UTREG_UH_GL_CACHE5_CELLSIZE_DFLT;
_UI.cbGlyphCacheEntrySize[5] = UTREG_UH_GL_CACHE6_CELLSIZE_DFLT;
_UI.cbGlyphCacheEntrySize[6] = UTREG_UH_GL_CACHE7_CELLSIZE_DFLT;
_UI.cbGlyphCacheEntrySize[7] = UTREG_UH_GL_CACHE8_CELLSIZE_DFLT;
_UI.cbGlyphCacheEntrySize[8] = UTREG_UH_GL_CACHE9_CELLSIZE_DFLT;
_UI.cbGlyphCacheEntrySize[9] = UTREG_UH_GL_CACHE10_CELLSIZE_DFLT;
_UI.fragCellSize = UTREG_UH_FG_CELLSIZE_DFLT;
_UI.brushSupportLevel = UTREG_UH_BRUSH_SUPPORT_DFLT;
_UI.maxEventCount = UTREG_IH_MAX_EVENT_COUNT_DFLT;
_UI.eventsAtOnce = UTREG_IH_NRM_EVENT_COUNT_DFLT;
_UI.minSendInterval = UTREG_IH_MIN_SEND_INTERVAL_DFLT;
_UI.keepAliveInterval = UTREG_IH_KEEPALIVE_INTERVAL_DFLT;
_UI.allowBackgroundInput = UTREG_IH_ALLOWBACKGROUNDINPUT_DFLT;
_UI.shutdownTimeout = UTREG_UI_SHUTDOWN_TIMEOUT_DFLT;
#ifdef OS_WINCE
_UI.winceKeyboardType = UTREG_UI_KEYBOARD_TYPE_DFLT;
_UI.winceKeyboardSubType = UTREG_UI_KEYBOARD_SUBTYPE_DFLT;
_UI.winceKeyboardFunctionKey = UTREG_UI_KEYBOARD_FUNCTIONKEY_DFLT;
#endif
_UI.connectionTimeOut = UTREG_UI_OVERALL_CONN_TIMEOUT_DFLT;
_UI.singleTimeout = UTREG_UI_SINGLE_CONN_TIMEOUT_DFLT;
hr = StringCchCopy(
_UI.szKeyBoardLayoutStr,
SIZE_TCHARS(_UI.szKeyBoardLayoutStr),
UTREG_UI_KEYBOARD_LAYOUT_DFLT
);
TRC_ASSERT(SUCCEEDED(hr),
(TB,_T("StringCchCopy for keyblayout str failed: 0x%x"), hr));
//
// Read the transport type
// VER1: Restricted to TCP only.
//
_UI.transportType = UTREG_UI_TRANSPORT_TYPE_DFLT;
if (_UI.transportType != CO_TRANSPORT_TCP)
{
TRC_ABORT((TB, _T("Illegal Tansport Type %d configured"),
_UI.transportType));
_UI.transportType = UTREG_UI_TRANSPORT_TYPE_DFLT;
}
//
// SAS sequence
//
_UI.sasSequence = UTREG_UI_SAS_SEQUENCE_DFLT;
if ((_UI.sasSequence != RNS_UD_SAS_DEL) &&
(_UI.sasSequence != RNS_UD_SAS_NONE))
{
TRC_ABORT((TB, _T("Illegal SAS Sequence %#x configured"),_UI.sasSequence));
_UI.sasSequence = UTREG_UI_SAS_SEQUENCE_DFLT;
}
//
// encryption enabled flag
//
_UI.encryptionEnabled = UTREG_UI_ENCRYPTION_ENABLED_DFLT;
//
// dedicated terminal flag
//
_UI.dedicatedTerminal = UTREG_UI_DEDICATED_TERMINAL_DFLT;
_UI.MCSPort = UTREG_UI_MCS_PORT_DFLT;
//
// fMouse flag
//
_UI.fMouse = UTREG_UI_ENABLE_MOUSE_DFLT;
//
// Read the DisableCtrlAltDel flag
//
_UI.fDisableCtrlAltDel = UTREG_UI_DISABLE_CTRLALTDEL_DFLT;
#ifdef SMART_SIZING
//
// Read the SmartSizing flag
//
_UI.fSmartSizing = UTREG_UI_SMARTSIZING_DFLT;
#endif // SMART_SIZING
//
// Read the EnableWindowsKey flag
//
_UI.fEnableWindowsKey = UTREG_UI_ENABLE_WINDOWSKEY_DFLT;
//
// Read the DoubleClickDetect flag
//
_UI.fDoubleClickDetect = UTREG_UI_DOUBLECLICK_DETECT_DFLT;
//
// Set screen mode hotkey
//
#ifndef OS_WINCE // Only full screen on WinCE
defaultValue = UTREG_UI_FULL_SCREEN_VK_CODE_DFLT;
if (_pUt->UT_IsNEC98platform())
{
defaultValue = UTREG_UI_FULL_SCREEN_VK_CODE_NEC98_DFLT;
}
_UI.hotKey.fullScreen = defaultValue;
#endif // OS_WINCE
//
// Set the ctrl-esc key to it's default.
//
_UI.hotKey.ctrlEsc = UTREG_UI_CTRL_ESC_VK_CODE_DFLT;
//
// Set the alt-esc key to it's default.
//
_UI.hotKey.altEsc = UTREG_UI_ALT_ESC_VK_CODE_DFLT;
//
// Set the alt-tab key to it's default.
//
_UI.hotKey.altTab = UTREG_UI_ALT_TAB_VK_CODE_DFLT;
//
// Set the alt-shift-tab key to it's default.
//
_UI.hotKey.altShifttab = UTREG_UI_ALT_SHFTAB_VK_CODE_DFLT;
//
// Set the alt-space key to it's default.
//
_UI.hotKey.altSpace = UTREG_UI_ALT_SPACE_VK_CODE_DFLT;
//
// Set the ctrl-alt-del key to it's default.
//
defaultValue = UTREG_UI_CTRL_ALTDELETE_VK_CODE_DFLT;
if (_pUt->UT_IsNEC98platform())
{
defaultValue = UTREG_UI_CTRL_ALTDELETE_VK_CODE_NEC98_DFLT;
}
_UI.hotKey.ctlrAltdel = defaultValue;
//
// Read the compression option
//
UI_SetCompress(UTREG_UI_COMPRESS_DFLT);
#if ((!defined(OS_WINCE)) || (defined(ENABLE_BMP_CACHING_FOR_WINCE)))
_UI.fBitmapPersistence = UTREG_UI_BITMAP_PERSISTENCE_DFLT;
#else
_UI.fBitmapPersistence = UTREG_UI_BITMAP_PERSISTENCE_DFLT;
#endif // ((!defined(OS_WINCE)) || (defined(ENABLE_BMP_CACHING_FOR_WINCE)))
TRC_NRM((TB, _T("Bitmap Persistence Enabled = %d"), _UI.fBitmapPersistence));
#ifdef DC_DEBUG
//
// Set the debug options to their defaults
//
_UI.hatchBitmapPDUData = UTREG_UI_HATCH_BITMAP_PDU_DATA_DFLT;
_UI.hatchSSBOrderData = UTREG_UI_HATCH_SSB_ORDER_DATA_DFLT;
_UI.hatchMemBltOrderData = UTREG_UI_HATCH_MEMBLT_ORDER_DATA_DFLT;
_UI.labelMemBltOrders = UTREG_UI_LABEL_MEMBLT_ORDERS_DFLT;
_UI.bitmapCacheMonitor = UTREG_UI_BITMAP_CACHE_MONITOR_DFLT;
#endif // DC_DEBUG
_UI.coreInitialized = FALSE;
OSVERSIONINFO osVersionInfo;
BOOL bRc;
//
// Set the OS version
//
osVersionInfo.dwOSVersionInfoSize = sizeof(osVersionInfo);
bRc = GetVersionEx(&osVersionInfo);
TRC_ASSERT((bRc), (TB,_T("GetVersionEx failed")));
#ifdef OS_WINCE
TRC_ASSERT((osVersionInfo.dwPlatformId == VER_PLATFORM_WIN32_CE),
(TB,_T("Unknown os version %d"), osVersionInfo.dwPlatformId));
#else
TRC_ASSERT(((osVersionInfo.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS) ||
(osVersionInfo.dwPlatformId == VER_PLATFORM_WIN32_NT)),
(TB,_T("Unknown os version %d"), osVersionInfo.dwPlatformId));
_UI.osMinorType =
(osVersionInfo.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS) ?
TS_OSMINORTYPE_WINDOWS_95 : TS_OSMINORTYPE_WINDOWS_NT;
#endif
_UI.fRunningOnPTS = IsRunningOnPTS();
#ifdef USE_BBAR
_UI.fBBarEnabled = TRUE;
_UI.fBBarPinned = TRUE;
_UI.fBBarShowMinimizeButton = TRUE;
_UI.fBBarShowRestoreButton = TRUE;
#endif
_UI.fGrabFocusOnConnect = TRUE;
//
// Perf optimization settings (which features to disable)
// Default is to disable nothing
//
_UI.dwPerformanceFlags = TS_PERF_DISABLE_NOTHING;
// default to don't notify TS public key
// currently only RemoteAssistance uses this.
_UI.fNotifyTSPublicKey = FALSE;
//
// Max number of ARC retries
//
UI_SetMaxArcAttempts(MAX_ARC_CONNECTION_ATTEMPTS);
//
// By default allow autoreconnection
//
UI_SetEnableAutoReconnect(TRUE);
DC_END_FN();
}
//
// Name: UISetMinMaxPlacement
//
// Purpose: Reset the minimized / maximized placement
// Operation: Allow for the window border width.
//
void DCINTERNAL CUI::UISetMinMaxPlacement()
{
DC_BEGIN_FN("UISetMinMaxPlacement");
//
// Set the maximized position to the top left - allow for the window
// frame width.
//
#if !defined(OS_WINCE) || defined(OS_WINCE_NONFULLSCREEN)
_UI.windowPlacement.ptMaxPosition.x = -GetSystemMetrics(SM_CXFRAME);
_UI.windowPlacement.ptMaxPosition.y = -GetSystemMetrics(SM_CYFRAME);
#else // !defined(OS_WINCE) || defined(OS_WINCE_NONFULLSCREEN)
_UI.windowPlacement.ptMaxPosition.x = 0;
_UI.windowPlacement.ptMaxPosition.y = 0;
#endif // !defined(OS_WINCE) || defined(OS_WINCE_NONFULLSCREEN)
//
// Minimized position is 0, 0
//
_UI.windowPlacement.ptMinPosition.x = 0;
_UI.windowPlacement.ptMinPosition.y = 0;
DC_END_FN();
} // UISetMinMaxPlacement
//
// Name: UIInitiateDisconnection
//
// Purpose: Call _pCo->CO_Disconnect, set UI states and menus
//
void DCINTERNAL CUI::UIInitiateDisconnection()
{
#ifndef OS_WINCE
int intRC;
#endif
DC_BEGIN_FN("UIInitiateDisconnection");
TRC_NRM((TB, _T("Disconnecting...")));
if (_UI.connectionStatus != UI_STATUS_CONNECT_PENDING_DNS)
{
//
// Only disconnect if we have issued CO_Connect - not if we are
// still awaiting the host name lookup.
//
TRC_NRM((TB, _T("UI calling _pCo->CO_Disconnect")));
_pCo->CO_Disconnect();
}
else
{
if (!UIFreeAsyncDNSBuffer()) {
if (_pHostData) {
TRC_ERR((TB,
_T("Failed to free async dns buffer. Status: %d hghbn: 0x%x"),
_UI.connectionStatus, _UI.hGHBN));
}
}
//
// Now indicate that disconnection has completed
// and fire the event
//
UIGoDisconnected(_UI.disconnectReason, TRUE);
}
DC_END_FN();
} // UIInitiateDisconnection
//
// Name: UIGetKeyboardLayout
//
// Purpose: Get the keyboard layout ID
//
// Returns: layout ID
//
// Operation: Win16: Read SYSTEM.INI to find the keyboard DLL name. Look
// this up in the Client INI file to find the keyboard layout ID
// Win32: use GetKeyboardLayout()
//
UINT32 DCINTERNAL CUI::UIGetKeyboardLayout()
{
UINT32 layout = RNS_UD_KBD_DEFAULT;
TCHAR szLayoutStr[UTREG_UI_KEYBOARD_LAYOUT_LEN];
CHAR kbdName[KL_NAMELENGTH];
HRESULT hr;
DC_BEGIN_FN("UIGetKeyboardLayout");
//
// Read the keyboard type.
// First look for a registry / ini entry
//
hr = StringCchCopy(szLayoutStr,
SIZE_TCHARS(szLayoutStr),
_UI.szKeyBoardLayoutStr);
if (FAILED(hr)) {
TRC_ERR((TB,_T("StringCchCopy for keyboard layout str failed: 0x%x"),hr));
DC_QUIT;
}
if (!DC_TSTRCMP(szLayoutStr, UTREG_UI_KEYBOARD_LAYOUT_DFLT))
{
//
// Read the layout - OS dependent method.
//
TRC_DBG((TB, _T("No registry setting - determine the layout")));
//
// GetKeyboardLayout does not return the correct information, so
// use CicSubstGetKeyboardLayout (a Cicero replacement for
// GetKeyboardLayoutName that can correctly return the physical hKL
// even when Cicero is active such as with CUAS).
//
#ifndef OS_WINCE
if (!CicSubstGetKeyboardLayout(kbdName))
#else
if (!GetKeyboardLayoutName(kbdName))
#endif
{
TRC_ALT((TB, _T("Failed to get keyboard layout name")));
DC_QUIT;
}
hr = StringCchPrintf(szLayoutStr, SIZE_TCHARS(szLayoutStr),
_T("0x%S"), kbdName);
}
//
// Convert from hex string to int.
//
TRC_DBG((TB, _T("Layout Name %s"), szLayoutStr));
if (DC_TSSCANF(szLayoutStr, _T("%lx"), &layout) != 1)
{
TRC_ALT((TB, _T("Invalid keyboard layout %s"), szLayoutStr));
layout = RNS_UD_KBD_DEFAULT;
}
/*
* The HKL of US-Dvorak, US-International on Win95 have a difference to WinNT.
* This code is swaped HKL value if platform is Win95.
*/
if (UI_GetOsMinorType() == TS_OSMINORTYPE_WINDOWS_95 &&
(layout == 0x00010409 || layout == 0x00020409))
{
if (layout == 0x00010409)
layout = 0x00020409;
else
layout = 0x00010409;
}
DC_EXIT_POINT:
TRC_NRM((TB, _T("Layout ID %#lx"), layout));
DC_END_FN();
return layout;
} // UIGetKeyboardLayout
//
// Name: UIStartConnectWithConnectedEndpoint
//
// Purpose: Connect with a connected socket
//
// Params: IN disconnectCode - error code to be displayed if there
// are no more connections to try.
//
// Notes: The disconnectCode is either a timeout, or the ID passed in
// to UI_OnDisconnected().
//
void DCINTERNAL CUI::UIStartConnectWithConnectedEndpoint()
{
DC_BEGIN_FN("UIStartConnectWithConnectedEndpoint");
//
// Call CC_Connect via the Component Decoupler
//
_UI.disconnectReason =UI_MAKE_DISCONNECT_ERR(UI_ERR_UNEXPECTED_DISCONNECT);
_pCo->CO_Connect(&_UI.connectStruct);
UISetConnectionStatus(UI_STATUS_PENDING_CONNECTENDPOINT);
DC_EXIT_POINT:
DC_END_FN();
} // UIStartListen
//
// Name: UITryNextConnection
//
// Purpose: Attempt to connect to an IP address
//
// Params: IN disconnectCode - error code to be displayed if there
// are no more connections to try.
//
// Notes: The disconnectCode is either a timeout, or the ID passed in
// to UI_OnDisconnected().
//
void DCINTERNAL CUI::UITryNextConnection()
{
u_long addr;
u_long DCPTR pAddr;
HRESULT hr;
DC_BEGIN_FN("UITryNextConnection");
addr = _UI.hostAddress;
//
// Stop the single connection timer.
//
if( _UI.connectStruct.hSingleConnectTimer )
{
_pUt->UTStopTimer( _UI.connectStruct.hSingleConnectTimer );
}
//
// Check for the DNS case
//
if (addr == INADDR_NONE)
{
pAddr = (u_long DCPTR)
((struct hostent DCPTR)_pHostData)->h_addr_list[_UI.addrIndex];
if (pAddr != NULL)
{
addr = *pAddr;
}
else
{
TRC_NRM((TB, _T("No more addresses in list")));
addr = 0;
}
TRC_NRM((TB, _T("DNS lookup address [%d] %#lx"), _UI.addrIndex, addr));
_UI.addrIndex++;
}
else
{
//
// Not DNS - just a single address, so set to zero for next time.
//
TRC_NRM((TB, _T("Normal address %#lx"), addr));
_UI.hostAddress = 0;
}
if (addr == 0)
{
//
// Cannot connect - so put up the failure dialog.
//
TRC_NRM((TB, _T("No more IP addresses")));
//
// Kill the overall connection timer, as this is the last in the
// list.
//
if( _UI.connectStruct.hConnectionTimer )
{
_pUt->UTDeleteTimer( _UI.connectStruct.hConnectionTimer );
_UI.connectStruct.hConnectionTimer = NULL;
}
UIGoDisconnected(_UI.disconnectReason, TRUE);
DC_QUIT;
}
DCUINT32 localSessionId;
UI_GetLocalSessionId( &localSessionId );
//
// Prevent loopback connections to (really session 0)
// Requirments for loopback are
// 1) Connecting to same machine client is running on
// 2) Either of
// -this is a PTS box
// -Connect to console (session 0) is set and this _is_ session 0.
//
if(((_UI.fRunningOnPTS ||
(UI_GetConnectToServerConsole() && 0 == localSessionId)) &&
IsConnectingToOwnAddress(addr)))
{
//Disconnect don't allow loopback connects to own console
_UI.disconnectReason =
UI_MAKE_DISCONNECT_ERR(UI_ERR_LOOPBACK_CONSOLE_CONNECT);
UIGoDisconnected(_UI.disconnectReason, TRUE);
DC_QUIT;
}
//
// Network Layer currently still uses inet_addr() - so write the
// address as a dotted xx.xx.xx.xx string
//
hr = StringCchPrintf(
_UI.connectStruct.RNSAddress,
SIZE_TCHARS(_UI.connectStruct.RNSAddress),
_T("%ld.%ld.%ld.%ld"),
addr & 0xFF,
(addr>>8) & 0xFF,
(addr>>16) & 0xFF,
(addr>>24) & 0xFF);
if (SUCCEEDED(hr)) {
TRC_NRM((TB, _T(" _pCo->CO_Connect: Try address %#lx = %s"),
addr, _UI.connectStruct.RNSAddress));
}
else {
TRC_ERR((TB,_T("Unable to sprintf RNSAddress: 0x%x"), hr));
_UI.disconnectReason =
UI_MAKE_DISCONNECT_ERR(UI_ERR_GHBNFAILED);
UIGoDisconnected(_UI.disconnectReason, TRUE);
DC_QUIT;
}
//
// create the various timer handles for the connection process
//
if( NULL == _UI.connectStruct.hSingleConnectTimer )
{
_UI.connectStruct.hSingleConnectTimer = _pUt->UTCreateTimer(
_UI.hwndMain,
UI_TIMER_SINGLE_CONN,
_UI.singleTimeout * 1000 );
}
if( NULL == _UI.connectStruct.hSingleConnectTimer )
{
TRC_ERR((TB, _T("Failed to create single connection timeout timer")));
}
if( NULL == _UI.connectStruct.hLicensingTimer )
{
_UI.connectStruct.hLicensingTimer = _pUt->UTCreateTimer(
_UI.hwndMain,
UI_TIMER_LICENSING,
_UI.licensingTimeout * 1000 );
}
if( NULL == _UI.connectStruct.hLicensingTimer )
{
TRC_ERR((TB, _T("Failed to create licensing timeout timer")));
}
//
// Call CC_Connect via the Component Decoupler
//
_UI.disconnectReason =UI_MAKE_DISCONNECT_ERR(UI_ERR_UNEXPECTED_DISCONNECT);
_pCo->CO_Connect(&_UI.connectStruct);
//
// start the single connection timer
//
if( _UI.connectStruct.hSingleConnectTimer )
{
if( FALSE == _pUt->UTStartTimer( _UI.connectStruct.hSingleConnectTimer ) )
{
TRC_ERR((TB, _T("Failed to start single connection timeout timer")));
}
}
UISetConnectionStatus(UI_STATUS_CONNECT_PENDING);
DC_EXIT_POINT:
DC_END_FN();
} // UITryNextConnection
//
// UIRedirectConnection
//
// Used for load balancing redirection for force the client to reflect
// to the target server.
//
void DCINTERNAL CUI::UIRedirectConnection()
{
HRESULT hr;
DC_BEGIN_FN("UIRedirectConnection");
TRC_ASSERT((_UI.DoRedirection),(TB,_T("DoRedir is not set!")));
// Stop the single connection timer.
if (_UI.connectStruct.hSingleConnectTimer)
_pUt->UTStopTimer(_UI.connectStruct.hSingleConnectTimer);
#ifdef UNICODE
TRC_NRM((TB,_T("Target address before redirection replacement: %S"),
_UI.strAddress));
hr = StringCchCopy(_UI.strAddress,
SIZE_TCHARS(_UI.strAddress),
_UI.RedirectionServerAddress);
if (FAILED(hr)) {
TRC_ERR((TB,_T("StringCchCopy for strAddress failed: 0x%x"),hr));
DC_QUIT;
}
#else
TRC_NRM((TB,_T("Target address before redirection replacement: %s"),
_UI.strAddress));
#ifdef OS_WIN32
// Translate the Unicode server name to ANSI.
WideCharToMultiByte(CP_ACP, 0, _UI.RedirectionServerAddress, -1,
_UI.strAddress, 256, NULL, NULL);
#else
{
// For Win16, need to manually convert Unicode to ANSI.
int i = 0;
while (_UI.RedirectionServerAddress[i]) {
_UI.strAddress[i] = (BYTE)_UI.RedirectionServerAddress[i];
i++;
}
_UI.strAddress[i] = 0;
}
#endif
#endif // UNICODE
TRC_NRM((TB,_T("Setting redirection server address to %S"),
_UI.RedirectionServerAddress));
// Reset the redirection server string.
_UI.RedirectionServerAddress[0] = L'\0';
// Start the DNS lookup for the server name, and hence the rest of the
// connection sequence.
UIStartDNSLookup();
DC_EXIT_POINT:
DC_END_FN();
}
//
// Name: UIStartDNSLookup
//
// Purpose: Initiate lookup of the host IP address(es)
//
void DCINTERNAL CUI::UIStartDNSLookup()
{
UINT32 errorCode;
DC_BEGIN_FN("UIStartDNSLookup");
UISetConnectionStatus(UI_STATUS_CONNECT_PENDING_DNS);
_UI.addrIndex = 0;
#ifdef UNICODE
//
// WinSock 1.1 only supports ANSI, so we need to convert any Unicode
// strings at this point.
//
if (!WideCharToMultiByte(CP_ACP,
0,
_UI.strAddress,
-1,
_UI.ansiAddress,
256,
NULL,
NULL))
{
//
// Conversion failed
//
TRC_ERR((TB, _T("Failed to convert address to ANSI")));
//
// Generate the error code.
//
errorCode = UI_MAKE_DISCONNECT_ERR(UI_ERR_ANSICONVERT);
TRC_ASSERT((HIWORD(errorCode) == 0),
(TB, _T("disconnect reason code unexpectedly using 32 bits")));
UIGoDisconnected((DCUINT)errorCode, TRUE);
DC_QUIT;
}
#else
StringCchCopyA(_UI.ansiAddress, sizeof(_UI.ansiAddress), _UI.strAddress);
#endif // UNICODE
//
// Check that the address is not the limited broadcast address
// (255.255.255.255). inet_addr() doesn't distinguish between this and
// an invalid IP address.
//
if (!strcmp(_UI.ansiAddress, "255.255.255.255")) {
TRC_ALT((TB, _T("Cannot connect to the limited broadcast address")));
//
// Generate the error code.
//
errorCode = UI_MAKE_DISCONNECT_ERR(UI_ERR_BADIPADDRESS);
TRC_ASSERT((HIWORD(errorCode) == 0),
(TB, _T("disconnect reason code unexpectedly using 32 bits")));
UIGoDisconnected((DCUINT)errorCode, TRUE);
DC_QUIT;
}
//
// Now determine whether a DNS lookup is required.
//
TRC_NRM((TB, _T("ServerAddress:%s"), _UI.ansiAddress));
//
// Check that we have a string.
//
TRC_ASSERT((_UI.ansiAddress[0] != '\0'),
(TB, _T("Empty server address string")));
//
// Set this to a known value. It's used later to decide whether we're
// using DNS or a straight IP address.
//
_UI.hostAddress = INADDR_NONE;
if(NULL == _pHostData)
{
//
// Allocate new buffer
//
_pHostData = (PBYTE)LocalAlloc( LPTR, MAXGETHOSTSTRUCT);
if(_pHostData)
{
DC_MEMSET(_pHostData, 0, MAXGETHOSTSTRUCT);
}
else
{
UI_FatalError(DC_ERR_OUTOFMEMORY);
DC_QUIT;
}
}
else
{
//
// Use existing
//
TRC_ERR((TB,_T("_pHostData already allocated!!! Possibly leaking!")));
}
//
// Start DNS lookup, assuming this is a server name. If it's an IP
// address, this call will fail and we'll use inet_addr() instead.
// This mechanism allows us to specify server names that are
// all-numeric. inet_addr() interprets a single number as an IP
// address (see inet_addr() documentation in MSDN).
//
TRC_NRM((TB, _T("Doing DNS lookup for '%s'"), _UI.ansiAddress));
_UI.disconnectReason = UI_MAKE_DISCONNECT_ERR(UI_ERR_GHBNFAILED);
_UI.hGHBN = WSAAsyncGetHostByName(_UI.hwndMain,
UI_WSA_GETHOSTBYNAME,
_UI.ansiAddress,
(char*)_pHostData,
MAXGETHOSTSTRUCT);
if (_UI.hGHBN == 0)
{
//
// Failed to start the async operation. Free the buffer here
// an find out what went wrong.
//
LocalFree(_pHostData);
_pHostData = NULL;
TRC_ALT((TB, _T("Failed to initiate GetHostByName")));
UIGoDisconnected(UI_MAKE_DISCONNECT_ERR(UI_ERR_DNSLOOKUPFAILED), TRUE);
DC_QUIT;
}
//
// Now just wait for the callback.
//
DC_EXIT_POINT:
DC_END_FN();
} // UIStartDNSLookup
//
// Name: UIGoDisconnected
//
// Purpose: Tail processing for disconnection process
// Does final cleanup, hides connection windows etc
//
// Params: IN disconnectID - disconnection error code
// IN fFireEvent - true to fire a disconnect event
//
// Operation: Called from UI_OnDisconnected, or whenever the UI cannot
// start or continue the connection process.
//
void DCINTERNAL CUI::UIGoDisconnected(unsigned disconnectID, BOOL fFireEvent)
{
BOOL rc = FALSE;
DC_BEGIN_FN("UIGoDisconnected");
TRC_NRM((TB, _T("disconnectID %#x"), disconnectID));
//
// make sure that all timers are dead
//
if (_UI.connectStruct.hSingleConnectTimer) {
_pUt->UTDeleteTimer(_UI.connectStruct.hSingleConnectTimer);
_UI.connectStruct.hSingleConnectTimer = NULL;
}
if (_UI.connectStruct.hConnectionTimer) {
_pUt->UTDeleteTimer(_UI.connectStruct.hConnectionTimer);
_UI.connectStruct.hConnectionTimer = NULL;
}
if(_UI.connectStruct.hLicensingTimer) {
_pUt->UTDeleteTimer(_UI.connectStruct.hLicensingTimer);
_UI.connectStruct.hLicensingTimer = NULL;
}
UI_OnInputFocusLost(0);
// Tell the Client extension dll of the disconnection
_clx->CLX_OnDisconnected(disconnectID);
//
// Set watch flag so we can determine if the user tried to connect
// from the event handler
//
_UI.fConnectCalledWatch = FALSE;
//
// Notify Ax control of the disconnection
//
if (fFireEvent && IsWindow(_UI.hWndCntrl)) {
rc = SendMessage(_UI.hWndCntrl,
WM_TS_DISCONNECTED,
(WPARAM)disconnectID,
0);
//
// Bail out immediately AND avoid touching any instance
// data as we may have been deleted in the event fired
// to the outside world
//
if (!rc) {
DC_QUIT;
}
}
if (!UI_IsAutoReconnecting() && !_UI.fConnectCalledWatch) {
TRC_NRM((TB,_T("Not autoreconnecting doing tail cleanup!")));
UIFinishDisconnection();
#ifdef USE_BBAR
if (_pBBar) {
_pBBar->KillAndCleanupBBar();
}
#endif
}
else {
TRC_NRM((TB,_T("Skipping tail disconnect: arc: %d - conwatch: %d"),
UI_IsAutoReconnecting(),
_UI.fConnectCalledWatch));
}
//
// Reset connect watch flag
//
_UI.fConnectCalledWatch = FALSE;
DC_EXIT_POINT:
DC_END_FN();
} // UIGoDisconnected
//
// Name: UIFinishDisconnection
//
// Purpose: Do final actions for disconnection and put up connection
// dialog ready for next connection (or just exit if we
// auto-connected or if we're on WinCE).
//
void DCINTERNAL CUI::UIFinishDisconnection()
{
DC_BEGIN_FN("UIFinishDisconnection");
#ifndef OS_WINCE
//
// For WinCE, the connect dialog is not brought up again - we're about
// to quit.
//
if (_UI.connectionStatus == UI_STATUS_CONNECTED)
{
TRC_NRM((TB, _T("Hiding main window and bringing up connection dialog")));
// We do ShowWindow twice for the main window because the first
// call can be ignored if the main window was maximized.
ShowWindow(_UI.hwndContainer, SW_HIDE);
ShowWindow(_UI.hwndMain, SW_HIDE);
ShowWindow(_UI.hwndMain, SW_HIDE);
}
#endif //OS_WINCE
if(_pHostData &&
_UI.connectionStatus != UI_STATUS_CONNECT_PENDING_DNS &&
_UI.connectionStatus != UI_STATUS_CONNECT_PENDING)
{
//
// We're done with the winsock buffer
//
LocalFree(_pHostData);
_pHostData = NULL;
}
else if (_pHostData &&
_UI.connectionStatus == UI_STATUS_CONNECT_PENDING_DNS) {
if (!UIFreeAsyncDNSBuffer()) {
TRC_ERR((TB,
_T("Failed to free async dns buffer. Status: %d hghbn: 0x%x"),
_UI.connectionStatus, _UI.hGHBN));
}
}
TRC_NRM((TB, _T("Set disconnected state")));
UISetConnectionStatus(UI_STATUS_DISCONNECTED);
DC_END_FN();
} // UIFinishDisconnection
//
// IsConnectingToOwnAddress
// return true if this is an attempt to reconnect to our
// own address.
// e.g On PTS doing a loopback
// or on server doing a loopback with /CONSOLE
//
BOOL CUI::IsConnectingToOwnAddress(u_long connectAddr)
{
DC_BEGIN_FN("IsConnectingToOwnConsole");
//
// Check if this is a loopback connection attempt
//
//32-bit form of 127.0.0.1 addr
#define LOOPBACK_ADDR ((u_long)0x0100007f)
//
// First the quick check for localhost/127.0.0.1
//
if( LOOPBACK_ADDR == connectAddr)
{
return TRUE;
}
//
// More extensive check, i.e resolve the local hostname
//
char hostname[(512+1)*sizeof(TCHAR)];
int err;
int j;
struct hostent* phostent;
err=gethostname(hostname, sizeof(hostname));
if (err == 0)
{
if ((phostent = gethostbyname(hostname)) !=NULL)
{
switch (phostent->h_addrtype)
{
case AF_INET:
j=0;
while (phostent->h_addr_list[j] != NULL)
{
if(!memcmp(&connectAddr,
phostent->h_addr_list[j],
sizeof(u_long)))
{
return TRUE;
}
j++;
}
default:
break;
}
}
}
DC_END_FN();
return FALSE;
}
BOOL CUI::IsRunningOnPTS()
{
DC_BEGIN_FN("IsRunningOnPTS");
#ifndef OS_WINCE
if(UI_GetOsMinorType() == TS_OSMINORTYPE_WINDOWS_NT)
{
OSVERSIONINFOEX osVer;
memset(&osVer, 0, sizeof(OSVERSIONINFOEX));
osVer.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);
if(GetVersionEx( (LPOSVERSIONINFO ) &osVer))
{
return ((osVer.wProductType == VER_NT_WORKSTATION) &&
!(osVer.wSuiteMask & VER_SUITE_PERSONAL) &&
(osVer.wSuiteMask & VER_SUITE_SINGLEUSERTS));
}
else
{
TRC_ERR((TB,_T("GetVersionEx failed: 0x%x"),
GetLastError()));
return FALSE;
}
}
else
{
//can't be PTS if its not NT
return FALSE;
}
#else
return FALSE;
#endif
DC_END_FN();
}
//
// Do the work of initializing or reinitializing
// the Input idle timers
//
BOOL CUI::InitInputIdleTimer(LONG minsToTimeout)
{
DC_BEGIN_FN("InitInputIdleTimer");
TRC_ASSERT(_UI.hwndMain,
(TB,_T("InitInputIdleTimer called before main window is up")));
if(minsToTimeout < MAX_MINS_TOIDLETIMEOUT)
{
//Reset the marker indicating if input was sent
_pIh->IH_ResetInputWasSentFlag();
//Reset any existing idle timer
if(_UI.hIdleInputTimer)
{
HANDLE hTimer = _UI.hIdleInputTimer;
_UI.hIdleInputTimer = NULL;
_UI.minsToIdleTimeout = 0;
if(!_pUt->UTDeleteTimer( hTimer ))
{
return FALSE;
}
}
if(minsToTimeout)
{
_UI.hIdleInputTimer = _pUt->UTCreateTimer(
_UI.hwndMain,
UI_TIMER_IDLEINPUTTIMEOUT,
minsToTimeout * 60 * 1000 );
if(_UI.hIdleInputTimer)
{
if(_pUt->UTStartTimer( _UI.hIdleInputTimer ))
{
_UI.minsToIdleTimeout = minsToTimeout;
return TRUE;
}
else
{
TRC_ERR((TB,_T("UTStartTimer hIdleInputTimer failed")));
_UI.minsToIdleTimeout = 0;
return FALSE;
}
}
else
{
TRC_ERR((TB,_T("UTCreateTimer hIdleInputTimer failed")));
_UI.minsToIdleTimeout = 0;
return FALSE;
}
}
else
{
//We've reset the timer and no new one
//was requested
return TRUE;
}
}
else
{
return FALSE;
}
DC_END_FN();
}
#ifdef USE_BBAR
//
// Set or update the bbar unhide timer
// based on the last mouse move
//
// Params:
// x - mouse x pos
// y - mouse y pos
//
VOID CUI::UISetBBarUnhideTimer(LONG x, LONG y)
{
DC_BEGIN_FN("IHSetBBarUnhideTimer");
TRC_ASSERT(_UI.hwndMain,
(TB,_T("hwndMain is NULL")));
if (_UI.fBBarEnabled && _pBBar && _pBBar->IsRaised())
{
LONG dx = x-_ptBBarLastMousePos.x;
LONG dy = y-_ptBBarLastMousePos.y;
LONG rr = dx*dx + dy*dy;
LONG dd = GetSystemMetrics(SM_CXDOUBLECLK) *
GetSystemMetrics(SM_CYDOUBLECLK);
if (rr > dd)
{
_fBBarUnhideTimerActive = TRUE;
SetTimer(_UI.hwndMain,
UI_TIMER_BBAR_UNHIDE_TIMERID,
IH_BBAR_UNHIDE_TIMEINTERVAL,
NULL);
_ptBBarLastMousePos.x = x;
_ptBBarLastMousePos.y = y;
}
}
else
{
if(_fBBarUnhideTimerActive)
{
KillTimer( _UI.hwndMain,
UI_TIMER_BBAR_UNHIDE_TIMERID );
_fBBarUnhideTimerActive = FALSE;
}
}
DC_END_FN();
}
#endif //USE_BBAR
#ifndef OS_WINCE
// TS detection code from MSDN and modified.
/* -------------------------------------------------------------
Note that the ValidateProductSuite and IsTerminalServices
functions use ANSI versions of Win32 functions to maintain
compatibility with Windows 95/98.
------------------------------------------------------------- */
/****************************************************************************/
/* Name: UIIsTSOnWin2KOrGreater */
/* */
/* Purpose: This function is called when we know that TS can be enabled */
/* but we need to see if TS is really enabled. */
/* It means: */
/* - not Win2K or above, then it's TS4 */
/* - Win2K or above: test if TS is installed */
/****************************************************************************/
BOOL CUI::UIIsTSOnWin2KOrGreater( VOID )
{
BOOL bResult = FALSE;
DWORD dwVersion;
OSVERSIONINFOEXA osVersion;
DWORDLONG dwlCondition = 0;
HMODULE hmodK32 = NULL;
HMODULE hmodNtDll = NULL;
typedef ULONGLONG (WINAPI *PFnVerSetCondition) (ULONGLONG, ULONG, UCHAR);
typedef BOOL (WINAPI *PFnVerifyVersionA) (POSVERSIONINFOEXA, DWORD, DWORDLONG);
PFnVerSetCondition pfnVerSetCondition;
PFnVerifyVersionA pfnVerifyVersionA;
dwVersion = GetVersion();
// Are we running Windows NT?
if (!(dwVersion & 0x80000000))
{
// Is it Windows 2000 or greater?
if (LOBYTE(LOWORD(dwVersion)) > 4)
{
// In Windows 2000, use the VerifyVersionInfo and
// VerSetConditionMask functions. Don't static link because
// it won't load on earlier systems.
hmodNtDll = GetModuleHandleA( "ntdll.dll" );
if (hmodNtDll)
{
pfnVerSetCondition = (PFnVerSetCondition) GetProcAddress(
hmodNtDll, "VerSetConditionMask");
if (pfnVerSetCondition != NULL)
{
dwlCondition = (*pfnVerSetCondition) (dwlCondition,
VER_SUITENAME, VER_OR);
// Get a VerifyVersionInfo pointer.
hmodK32 = GetModuleHandleA( "KERNEL32.DLL" );
if (hmodK32 != NULL)
{
pfnVerifyVersionA = (PFnVerifyVersionA) GetProcAddress(
hmodK32, "VerifyVersionInfoA") ;
if (pfnVerifyVersionA != NULL)
{
ZeroMemory(&osVersion, sizeof(osVersion));
osVersion.dwOSVersionInfoSize = sizeof(osVersion);
osVersion.wSuiteMask = VER_SUITE_TERMINAL | VER_SUITE_SINGLEUSERTS;
bResult = (*pfnVerifyVersionA) (&osVersion,
VER_SUITENAME, dwlCondition);
}
}
}
}
}
else // This is Windows NT 4.0 or earlier.
// since we know that TS can be enabled, then it's TS4.
bResult = TRUE;
}
return bResult;
}
#endif //OS_WINCE
#ifdef SMART_SIZING
//
// Notify the IH and OP of the desktop size change
// Params:
// size - lParam encoded size (LOWORD - width, HIWORD height)
//
void CUI::UI_NotifyOfDesktopSizeChange(LPARAM size)
{
DC_BEGIN_FN("UI_NotifyOfDesktopSizeChange");
//
// NOTE: Can only use async notifications from the UI thread
// otherwise the following can happen: SendMessage to
// another thread dispatches messages, this means that
// the containing app could receive a message to destroy
// the control (e.g Salem tests do this). Destroying
// the control while in a CD call is not a good thing.
// As we would blow up on return.
//
_pCd->CD_DecoupleSimpleNotification(CD_RCV_COMPONENT,
_pOp,
CD_NOTIFICATION_FUNC(COP,OP_MainWindowSizeChange),
(ULONG_PTR)size);
_pCd->CD_DecoupleSimpleNotification(CD_SND_COMPONENT,
_pIh,
CD_NOTIFICATION_FUNC(CIH,IH_MainWindowSizeChange),
(ULONG_PTR)size);
DC_END_FN();
}
#endif //SMART_SIZING
//
// Free the ASYNC DNS buffer.
// If there is a pending async operation it is canceled first
//
// Returns: TRUE if the buffer was freed (or was already freed)
//
BOOL CUI::UIFreeAsyncDNSBuffer()
{
BOOL fFreeHostData = FALSE;
int intRC;
DC_BEGIN_FN("UIFreeAsyncDNSBuffer");
if (_UI.hGHBN) {
//
// Cancel the DNS lookup
//
TRC_NRM((TB, _T("Cancel DNS lookup")));
intRC = WSACancelAsyncRequest(_UI.hGHBN);
if (intRC == SOCKET_ERROR) {
TRC_NRM((TB, _T("Failed to cancel async DNS request")));
//
// Can't free the buffer here, because it may still be
// in use, or the request may have already completed
// and the completion message may still be in transit
// in which case the buffer will be freed when we receive
// the message.
//
} else {
fFreeHostData = TRUE;
}
}
else {
fFreeHostData = TRUE;
}
if (fFreeHostData) {
//Succesfully canceled the request
//Free the buffer passed to winsock
if(_pHostData)
{
LocalFree(_pHostData);
_pHostData = NULL;
}
}
DC_END_FN();
return fFreeHostData;
}