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//
// MAIN.CPP
// Whiteboard Windows App Code
//
// Copyright Microsoft 1998-
//
// PRECOMP
#include "precomp.h"
WbMainWindow * g_pMain;HINSTANCE g_hInstance;IWbClient* g_pwbCore;UINT g_uConfShutdown;WbPrinter * g_pPrinter;
BOOL g_bPalettesInitialized;BOOL g_bUsePalettes;HPALETTE g_hRainbowPaletteDisplay;
HINSTANCE g_hImmLib;IGC_PROC g_fnImmGetContext;INI_PROC g_fnImmNotifyIME;
//
// Arrays
//
COLORREF g_ColorTable[NUM_COLOR_ENTRIES] ={ RGB( 0, 255, 255), // Cyan
RGB(255, 255, 0), // Yellow
RGB(255, 0, 255), // Magenta
RGB( 0, 0, 255), // Blue
RGB(192, 192, 192), // Grey
RGB(255, 0, 0), // Red
RGB( 0, 0, 128), // Dark blue
RGB( 0, 128, 128), // Dark cyan
RGB( 0, 255, 0), // Green
RGB( 0, 128, 0), // Dark green
RGB(128, 0, 0), // Dark red
RGB(128, 0, 128), // Purple
RGB(128, 128, 0), // Olive
RGB(128, 128, 128), // Grey
RGB(255, 255, 255), // White
RGB( 0, 0, 0), // Black
RGB(255, 128, 0), // Orange
RGB(128, 255, 255), // Turquoise
RGB( 0, 128, 255), // Mid blue
RGB( 0, 255, 128), // Pale green
RGB(255, 0, 128) // Dark pink
};
int g_ClipboardFormats[CLIPBOARD_ACCEPTABLE_FORMATS] ={ 0, // CLIPBOARD_PRIVATE_SINGLE_OBJ - Reserved for the
// Whiteboard private format
0, CF_DIB, // Standard formats
CF_ENHMETAFILE, // move metafiles to lower pri than bitmaps (bug NM4db:411)
CF_TEXT};
// Default widths for all tools except for highlighters
UINT g_PenWidths[NUM_OF_WIDTHS] = { 2, 4, 8, 16 };
// Default widths for highlight tools
UINT g_HighlightWidths[NUM_OF_WIDTHS] = { 4, 8, 16, 32 };
//
// Objects
//
WbUserList * g_pUsers;WbDrawingArea * g_pDraw;DCWbColorToIconMap * g_pIcons;
#ifdef _DEBUG
HDBGZONE ghZoneWb;
PTCHAR g_rgZonesWb[] = // CHECK ZONE_WBxxx CONSTANTS IF THESE CHANGE
{ "OldWB", DEFAULT_ZONES "DEBUG", "MSG", "TIMER", "EVENT"};#endif // _DEBUG
///////////////////////////////////////////////////////////////////////////
/* D L L M A I N *//*-------------------------------------------------------------------------
%%Function: DllMain -------------------------------------------------------------------------*/BOOL WINAPI DllMain(HINSTANCE hDllInst, DWORD fdwReason, LPVOID lpv){ switch (fdwReason) { case DLL_PROCESS_ATTACH: {#ifdef _DEBUG
MLZ_DbgInit((PSTR *) &g_rgZonesWb[0], (sizeof(g_rgZonesWb) / sizeof(g_rgZonesWb[0])) - 1);#endif
g_hInstance = hDllInst; DisableThreadLibraryCalls(g_hInstance);
DBG_INIT_MEMORY_TRACKING(hDllInst); break; }
case DLL_PROCESS_DETACH: { g_hInstance = NULL;
DBG_CHECK_MEMORY_TRACKING(hDllInst);#ifdef _DEBUG
MLZ_DbgDeInit();#endif
break; }
default: break; }
return TRUE;}
//
// Whiteboard's init routine
//
BOOL WINAPI InitWB(void){ BOOL fInited = FALSE;
ASSERT(!g_pMain); ASSERT(!g_hImmLib); ASSERT(!g_fnImmGetContext); ASSERT(!g_fnImmNotifyIME);
//
// Load IMM32 if this is FE
//
if (GetSystemMetrics(SM_DBCSENABLED)) { g_hImmLib = NmLoadLibrary("imm32.dll",TRUE); if (!g_hImmLib) { ERROR_OUT(("Failed to load imm32.dll")); } else { g_fnImmGetContext = (IGC_PROC)GetProcAddress(g_hImmLib, "ImmGetContext"); if (!g_fnImmGetContext) { ERROR_OUT(("Failed to get ImmGetContext pointer")); } g_fnImmNotifyIME = (INI_PROC)GetProcAddress(g_hImmLib, "ImmNotifyIME"); if (!g_fnImmNotifyIME) { ERROR_OUT(("Failed to get ImmNotifyIME pointer")); } } }
g_pMain = new WbMainWindow(); if (!g_pMain) { ERROR_OUT(("Can't create WbMainWindow")); goto Done; }
//
// OK, now we're ready to create our HWND
//
if (!g_pMain->Open(SW_SHOWDEFAULT)) { ERROR_OUT(("Can't create WB windows")); goto Done; }
fInited = TRUE;
Done: return(fInited);}
//
// Whiteboard's term routine
//
void WINAPI TermWB(void){ if (g_pMain != NULL) { delete g_pMain; g_pMain = NULL; }
g_fnImmNotifyIME = NULL; g_fnImmGetContext = NULL;
if (g_hImmLib) { FreeLibrary(g_hImmLib); g_hImmLib = NULL; }}
//
// Whiteboard's thread handler
//
void WINAPI RunWB(void){ ASSERT(g_pMain != NULL);
//
// Try to join call
//
//
// Find out if we're in a call and join if so.
//
if (!g_pMain->JoinDomain()) { ERROR_OUT(("WB couldn't start up and join call")); return; }
//
// MESSAGE LOOP
//
MSG msg;
while (::GetMessage(&msg, NULL, NULL, NULL)) { if (!g_pMain->FilterMessage(&msg)) { ::TranslateMessage(&msg); ::DispatchMessage(&msg); } }}
//
// Mapping of internal return codes to string resources
//
typedef struct tagERROR_MAP{ UINT uiFEReturnCode; UINT uiDCGReturnCode; UINT uiCaption; UINT uiMessage;}ERROR_MAP;
ERROR_MAP g_ErrorStringID[] ={ { WBFE_RC_JOIN_CALL_FAILED, // Registration failed
0, IDS_MSG_CAPTION, IDS_MSG_JOIN_CALL_FAILED },
{ WBFE_RC_WINDOWS, // A windows error has occurred
0, IDS_MSG_CAPTION, IDS_MSG_WINDOWS_RESOURCES },
{ WBFE_RC_WB, // Page limit exceeded
WB_RC_TOO_MANY_PAGES, IDS_MSG_CAPTION, IDS_MSG_TOO_MANY_PAGES },
{ WBFE_RC_WB, // Another user has the contents lock
WB_RC_LOCKED, IDS_MSG_CAPTION, IDS_MSG_LOCKED },
{ WBFE_RC_WB, // Another user has the graphic locked
WB_RC_GRAPHIC_LOCKED, IDS_MSG_CAPTION, IDS_MSG_GRAPHIC_LOCKED, },
{ WBFE_RC_WB, // The local user does not have the lock
WB_RC_NOT_LOCKED, IDS_MSG_CAPTION, IDS_MSG_NOT_LOCKED },
{ WBFE_RC_WB, // File is not in expected format
WB_RC_BAD_FILE_FORMAT, IDS_MSG_CAPTION, IDS_MSG_BAD_FILE_FORMAT },
{ WBFE_RC_WB, // Whiteboard busy (exhausted page cache)
WB_RC_BUSY, IDS_MSG_CAPTION, IDS_MSG_BUSY },
{ WBFE_RC_CM, // Failed to access call manager
0, IDS_MSG_CAPTION, IDS_MSG_CM_ERROR },
{ WBFE_RC_AL, // Failed to register with application loader
0, IDS_MSG_CAPTION, IDS_MSG_AL_ERROR },
{ WBFE_RC_PRINTER, // Failed to register with application loader
0, IDS_MSG_CAPTION, IDS_MSG_PRINTER_ERROR },
{ 0, // Catch-all default
0, IDS_MSG_CAPTION, IDS_MSG_DEFAULT }};
//
//
// Function: Message
//
// Purpose: Display an error message box with string resources specified
// as parameters, with the WB main window as the modal window.
//
//
int Message( HWND hwnd, UINT uiCaption, UINT uiMessage, UINT uiStyle){ TCHAR message[256]; TCHAR caption[256];
//make sure we're on top
ASSERT(g_pMain); if (!hwnd) hwnd = g_pMain->m_hwnd;
if (hwnd != NULL) { ::SetForegroundWindow(hwnd); }
LoadString(g_hInstance, uiMessage, message, 256);
LoadString(g_hInstance, uiCaption, caption, 256);
//
// BOGUS LAURABU:
// Make use of MessageBoxEx() and just pass the string IDs along,
// rather than doing the LoadString() ourself.
//
// Display a message box with the relevant text
return(::MessageBox(hwnd, message, caption, uiStyle));}
//
//
// Function: ErrorMessage
//
// Purpose: Display an error based on return codes from Whiteboard
// processing.
//
//
void ErrorMessage(UINT uiFEReturnCode, UINT uiDCGReturnCode){ MLZ_EntryOut(ZONE_FUNCTION, "::ErrorMessage (codes)");
TRACE_MSG(("FE return code = %hd", uiFEReturnCode)); TRACE_MSG(("DCG return code = %hd", uiDCGReturnCode));
// check for special OM_RC_OBJECT_DELETED case
if (uiDCGReturnCode == OM_RC_OBJECT_DELETED) { // don't complain, just cancel drawing
g_pMain->m_drawingArea.CancelDrawingMode(); return; }
// Find the associated string resource IDS
int iIndex;
for (iIndex = 0; ; iIndex++) { // If we have come to the end of the list, stop
if (g_ErrorStringID[iIndex].uiFEReturnCode == 0) { break; }
// Check for a match
if (g_ErrorStringID[iIndex].uiFEReturnCode == uiFEReturnCode) { if ( (g_ErrorStringID[iIndex].uiDCGReturnCode == uiDCGReturnCode) || (g_ErrorStringID[iIndex].uiDCGReturnCode == 0)) { break; } } }
// Display the message
Message(NULL, g_ErrorStringID[iIndex].uiCaption, g_ErrorStringID[iIndex].uiMessage);}
//
//
// Function: DefaultExceptionHandler
//
// Purpose: Default exception processing. This can be called in an
// exception handler to get a message relevant to the
// exception. The message is generated by posting a message to
// the applications main window.
//
//
void DefaultExceptionHandler(UINT uiFEReturnCode, UINT uiDCGReturnCode){ MLZ_EntryOut(ZONE_FUNCTION, "DefaultExceptionHandler");
// Post a message to the main window to get the error displayed
if (g_pMain != NULL) { // check for special OM_RC_OBJECT_DELETED case
if (uiDCGReturnCode == OM_RC_OBJECT_DELETED) { // don't complain, just cancel drawing
g_pMain->m_drawingArea.CancelDrawingMode(); return; }
if (g_pMain->m_hwnd) ::PostMessage(g_pMain->m_hwnd, WM_USER_DISPLAY_ERROR, uiFEReturnCode, uiDCGReturnCode); }}
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