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