/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
- #pragma implementation "app.h"
+#pragma implementation "app.h"
#endif
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#if defined(__BORLANDC__)
- #pragma hdrstop
+#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/dc.h"
#include "wx/dialog.h"
#include "wx/msgdlg.h"
+ #include "wx/intl.h"
+ #include "wx/dynarray.h"
#endif
#include "wx/msw/private.h"
-#include "wx/postscrp.h"
#include "wx/log.h"
#include "wx/module.h"
-#if USE_WX_RESOURCES
+#if wxUSE_THREADS
+ #include "wx/thread.h"
+
+ // define the array of MSG strutures
+ WX_DECLARE_OBJARRAY(MSG, wxMsgArray);
+
+ #include "wx/arrimpl.cpp"
+
+ WX_DEFINE_OBJARRAY(wxMsgArray);
+#endif // wxUSE_THREADS
+
+#if wxUSE_WX_RESOURCES
#include "wx/resource.h"
#endif
+// To UG: there's no point in putting this #if here
+// if you don't do the same for the Ole calls further down.
+// Also, OLE is used not just for drag and drop (it's used by automatn.cpp).
+// #if wxUSE_DRAG_AND_DROP
+#if !defined(__GNUWIN32__) && !defined(__SC__) && !defined(__SALFORDC__)
+ #include <ole2.h>
+#endif
+
#include <string.h>
#include <ctype.h>
-#if defined(__WIN95__) && !defined(__GNUWIN32__)
+#if (defined(__WIN95__) && !defined(__GNUWIN32__)) || defined(__TWIN32__)
#include <commctrl.h>
#endif
-// use debug CRT functions for memory leak detections in VC++
-/* This still doesn't work for me, Vadim.
-#if defined(__WXDEBUG__) && defined(_MSC_VER)
- // VC++ uses this macro as debug/release mode indicator
- #ifndef _DEBUG
- #define _DEBUG
- #endif
-
- #include <crtdbg.h>
-#endif
-*/
+#include "wx/msw/msvcrt.h"
extern char *wxBuffer;
extern char *wxOsVersion;
extern wxList *wxWinHandleList;
-extern wxList wxPendingDelete;
+extern wxList WXDLLEXPORT wxPendingDelete;
extern void wxSetKeyboardHook(bool doIt);
extern wxCursor *g_globalCursor;
char wxPanelClassName[] = "wxPanelClass";
char wxCanvasClassName[] = "wxCanvasClass";
-HICON wxSTD_FRAME_ICON = NULL;
-HICON wxSTD_MDICHILDFRAME_ICON = NULL;
-HICON wxSTD_MDIPARENTFRAME_ICON = NULL;
+HICON wxSTD_FRAME_ICON = (HICON) NULL;
+HICON wxSTD_MDICHILDFRAME_ICON = (HICON) NULL;
+HICON wxSTD_MDIPARENTFRAME_ICON = (HICON) NULL;
-HICON wxDEFAULT_FRAME_ICON = NULL;
-HICON wxDEFAULT_MDICHILDFRAME_ICON = NULL;
-HICON wxDEFAULT_MDIPARENTFRAME_ICON = NULL;
+HICON wxDEFAULT_FRAME_ICON = (HICON) NULL;
+HICON wxDEFAULT_MDICHILDFRAME_ICON = (HICON) NULL;
+HICON wxDEFAULT_MDIPARENTFRAME_ICON = (HICON) NULL;
-HBRUSH wxDisableButtonBrush = 0;
+HBRUSH wxDisableButtonBrush = (HBRUSH) 0;
LRESULT APIENTRY wxWndProc(HWND, UINT, WPARAM, LPARAM);
BEGIN_EVENT_TABLE(wxApp, wxEvtHandler)
EVT_IDLE(wxApp::OnIdle)
+ EVT_END_SESSION(wxApp::OnEndSession)
+ EVT_QUERY_END_SESSION(wxApp::OnQueryEndSession)
END_EVENT_TABLE()
#endif
long wxApp::sm_lastMessageTime = 0;
-#ifdef __WIN95__
- static HINSTANCE gs_hRichEdit = NULL;
+#if defined(__WIN95__) && !defined(__TWIN32__)
+#define wxUSE_RICHEDIT 1
+#else
+#define wxUSE_RICHEDIT 0
+#endif
+
+#if wxUSE_RICHEDIT
+ static HINSTANCE gs_hRichEdit = (HINSTANCE) NULL;
#endif
//// Initialize
bool wxApp::Initialize()
{
- wxBuffer = new char[1500];
-
-/*
- #if defined(__WXDEBUG__) && defined(_MSC_VER)
- // do check for memory leaks on program exit
- // (another useful flag is _CRTDBG_DELAY_FREE_MEM_DF which doesn't free
- // deallocated memory which may be used to simulate low-memory condition)
- _CrtSetDbgFlag(_CrtSetDbgFlag(_CRTDBG_REPORT_FLAG) | _CRTDBG_LEAK_CHECK_DF);
- #endif // debug build under MS VC++
-*/
-
- #if (WXDEBUG && USE_MEMORY_TRACING) || USE_DEBUG_CONTEXT
- #if defined(_WINDLL)
- streambuf* sBuf = NULL;
- #else // EXE
- streambuf* sBuf = new wxDebugStreamBuf;
- #endif // DLL
+ // Some people may wish to use this, but
+ // probably it shouldn't be here by default.
+#ifdef __WXDEBUG__
+// wxRedirectIOToConsole();
+#endif
- ostream* oStr = new ostream(sBuf) ;
- wxDebugContext::SetStream(oStr, sBuf);
- #endif // USE_MEMORY_TRACING
+ wxBuffer = new char[1500];
- wxClassInfo::InitializeClasses();
+ wxClassInfo::InitializeClasses();
- #if USE_RESOURCES
+#if wxUSE_RESOURCES
wxGetResource("wxWindows", "OsVersion", &wxOsVersion);
- #endif
+#endif
- wxTheColourDatabase = new wxColourDatabase(wxKEY_STRING);
- wxTheColourDatabase->Initialize();
+ wxTheColourDatabase = new wxColourDatabase(wxKEY_STRING);
+ wxTheColourDatabase->Initialize();
- wxInitializeStockLists();
- wxInitializeStockObjects();
+ wxInitializeStockLists();
+ wxInitializeStockObjects();
- #if USE_WX_RESOURCES
+#if wxUSE_WX_RESOURCES
wxInitializeResourceSystem();
- #endif
-
- // For PostScript printing
- #if USE_POSTSCRIPT
- wxInitializePrintSetupData();
- wxThePrintPaperDatabase = new wxPrintPaperDatabase;
- wxThePrintPaperDatabase->CreateDatabase();
- #endif
+#endif
- wxBitmap::InitStandardHandlers();
+ wxBitmap::InitStandardHandlers();
- #if defined(__WIN95__)
+#if defined(__WIN95__)
InitCommonControls();
+
+#if wxUSE_RICHEDIT
gs_hRichEdit = LoadLibrary("RICHED32.DLL");
- if (gs_hRichEdit == NULL)
+ if (gs_hRichEdit == (HINSTANCE) NULL)
{
wxMessageBox("Could not initialise Rich Edit DLL");
}
- #endif
+#endif
+
+#endif
+
+ int iMsg = 96;
+
+ // for OLE, enlarge message queue to be as large as possible
+ while (!SetMessageQueue(iMsg) && (iMsg -= 8));
+
+/*
+ DWORD dwOleVer;
+ dwOleVer = CoBuildVersion();
- #if defined(WX_DRAG_DROP)
+ // check the OLE library version
+ if (rmm != HIWORD(dwOleVer))
+ {
+ wxMessageBox("Incorrect version of OLE libraries.");
+ return FALSE;
+ }
+*/
+
+#if !defined(__GNUWIN32__) && !defined(__SC__) && !defined(__SALFORDC__)
// we need to initialize OLE library
if ( FAILED(::OleInitialize(NULL)) )
wxFatalError(_("Cannot initialize OLE"));
- #endif
+#endif
- #if CTL3D
+#if wxUSE_CTL3D
if (!Ctl3dRegister(wxhInstance))
wxFatalError("Cannot register CTL3D");
Ctl3dAutoSubclass(wxhInstance);
- #endif
+#endif
- g_globalCursor = new wxCursor;
+ g_globalCursor = new wxCursor;
- wxSTD_FRAME_ICON = LoadIcon(wxhInstance, "wxSTD_FRAME");
- wxSTD_MDIPARENTFRAME_ICON = LoadIcon(wxhInstance, "wxSTD_MDIPARENTFRAME");
- wxSTD_MDICHILDFRAME_ICON = LoadIcon(wxhInstance, "wxSTD_MDICHILDFRAME");
+ wxSTD_FRAME_ICON = LoadIcon(wxhInstance, "wxSTD_FRAME");
+ wxSTD_MDIPARENTFRAME_ICON = LoadIcon(wxhInstance, "wxSTD_MDIPARENTFRAME");
+ wxSTD_MDICHILDFRAME_ICON = LoadIcon(wxhInstance, "wxSTD_MDICHILDFRAME");
- wxDEFAULT_FRAME_ICON = LoadIcon(wxhInstance, "wxDEFAULT_FRAME");
- wxDEFAULT_MDIPARENTFRAME_ICON = LoadIcon(wxhInstance, "wxDEFAULT_MDIPARENTFRAME");
- wxDEFAULT_MDICHILDFRAME_ICON = LoadIcon(wxhInstance, "wxDEFAULT_MDICHILDFRAME");
+ wxDEFAULT_FRAME_ICON = LoadIcon(wxhInstance, "wxDEFAULT_FRAME");
+ wxDEFAULT_MDIPARENTFRAME_ICON = LoadIcon(wxhInstance, "wxDEFAULT_MDIPARENTFRAME");
+ wxDEFAULT_MDICHILDFRAME_ICON = LoadIcon(wxhInstance, "wxDEFAULT_MDICHILDFRAME");
- RegisterWindowClasses();
+ RegisterWindowClasses();
- // Create the brush for disabling bitmap buttons
+ // Create the brush for disabling bitmap buttons
- LOGBRUSH lb ;
- lb.lbStyle = BS_PATTERN;
- lb.lbHatch = (int)LoadBitmap( wxhInstance, "wxDISABLE_BUTTON_BITMAP" ) ;
- wxDisableButtonBrush = ::CreateBrushIndirect( & lb ) ;
- ::DeleteObject( (HGDIOBJ)lb.lbHatch ) ;
+ LOGBRUSH lb ;
+ lb.lbStyle = BS_PATTERN;
+ lb.lbHatch = (int)LoadBitmap( wxhInstance, "wxDISABLE_BUTTON_BITMAP" ) ;
+ wxDisableButtonBrush = ::CreateBrushIndirect( & lb ) ;
+ ::DeleteObject( (HGDIOBJ)lb.lbHatch ) ;
- #if USE_PENWINDOWS
+#if wxUSE_PENWINDOWS
wxRegisterPenWin();
- #endif
+#endif
- wxWinHandleList = new wxList(wxKEY_INTEGER);
+ wxWinHandleList = new wxList(wxKEY_INTEGER);
- // This is to foil optimizations in Visual C++ that
- // throw out dummy.obj.
- #if (_MSC_VER >= 800) && !defined(WXMAKINGDLL)
+ // This is to foil optimizations in Visual C++ that throw out dummy.obj.
+ // PLEASE DO NOT ALTER THIS.
+#if defined(__VISUALC__) && !defined(WXMAKINGDLL)
extern char wxDummyChar;
if (wxDummyChar) wxDummyChar++;
- #endif
+#endif
- wxSetKeyboardHook(TRUE);
+ wxSetKeyboardHook(TRUE);
- wxModule::RegisterModules();
- if (!wxModule::InitializeModules())
- return FALSE;
- return TRUE;
+ wxModule::RegisterModules();
+ if (!wxModule::InitializeModules())
+ return FALSE;
+ return TRUE;
}
//// RegisterWindowClasses
wndclass.cbClsExtra = 0;
wndclass.cbWndExtra = sizeof( DWORD ); // was 4
wndclass.hInstance = wxhInstance;
- wndclass.hIcon = NULL; // wxSTD_FRAME_ICON;
- wndclass.hCursor = LoadCursor( NULL, IDC_ARROW );
+ wndclass.hIcon = (HICON) NULL; // wxSTD_FRAME_ICON;
+ wndclass.hCursor = LoadCursor( (HINSTANCE) NULL, IDC_ARROW );
wndclass.hbrBackground = (HBRUSH)(COLOR_APPWORKSPACE+1) ;
// wndclass.hbrBackground = GetStockObject( WHITE_BRUSH );
wndclass.lpszMenuName = NULL;
wndclass1.cbClsExtra = 0;
wndclass1.cbWndExtra = sizeof( DWORD ); // was 4
wndclass1.hInstance = wxhInstance;
- wndclass1.hIcon = NULL; // wxSTD_MDIPARENTFRAME_ICON;
- wndclass1.hCursor = LoadCursor( NULL, IDC_ARROW );
+ wndclass1.hIcon = (HICON) NULL; // wxSTD_MDIPARENTFRAME_ICON;
+ wndclass1.hCursor = LoadCursor( (HINSTANCE) NULL, IDC_ARROW );
// wndclass1.hbrBackground = (HBRUSH)(COLOR_APPWORKSPACE+1) ;
- wndclass1.hbrBackground = NULL;
+ wndclass1.hbrBackground = (HBRUSH) NULL;
wndclass1.lpszMenuName = NULL;
wndclass1.lpszClassName = wxMDIFrameClassName;
wndclass4.cbClsExtra = 0;
wndclass4.cbWndExtra = sizeof( DWORD ); // was 4
wndclass4.hInstance = wxhInstance;
- wndclass4.hIcon = NULL; // wxSTD_MDICHILDFRAME_ICON;
- wndclass4.hCursor = LoadCursor( NULL, IDC_ARROW );
+ wndclass4.hIcon = (HICON) NULL; // wxSTD_MDICHILDFRAME_ICON;
+ wndclass4.hCursor = LoadCursor( (HINSTANCE) NULL, IDC_ARROW );
// TODO: perhaps this should be NULL so that Windows doesn't
// paint the background itself (would OnEraseBackground duplicate
// this?)
wndclass2.cbClsExtra = 0;
wndclass2.cbWndExtra = sizeof( DWORD ); // was 4
wndclass2.hInstance = wxhInstance;
- wndclass2.hIcon = NULL;
- wndclass2.hCursor = NULL;
+ wndclass2.hIcon = (HICON) NULL;
+ wndclass2.hCursor = (HCURSOR) NULL;
// wndclass2.hbrBackground = (HBRUSH)(COLOR_BTNFACE+1) ;
wndclass2.hbrBackground = (HBRUSH) GetStockObject( LTGRAY_BRUSH );
wndclass2.lpszMenuName = NULL;
wndclass3.cbClsExtra = 0;
wndclass3.cbWndExtra = sizeof( DWORD ); // was 4
wndclass3.hInstance = wxhInstance;
- wndclass3.hIcon = NULL;
- wndclass3.hCursor = NULL;
+ wndclass3.hIcon = (HICON) NULL;
+ wndclass3.hCursor = (HCURSOR) NULL;
// wndclass3.hbrBackground = (HBRUSH)(COLOR_WINDOW+1) ;
- wndclass3.hbrBackground = NULL;
+ wndclass3.hbrBackground = (HBRUSH) NULL;
wndclass3.lpszMenuName = NULL;
wndclass3.lpszClassName = wxCanvasClassName;
if (!RegisterClass( &wndclass3))
//// Convert Windows to argc, argv style
-// FIXME this code should be rewritten (use wxArrayString instead...)
void wxApp::ConvertToStandardCommandArgs(char* lpCmdLine)
{
- // Split command line into tokens, as in usual main(argc, argv)
- char **command = new char*[50]; // VZ: sure? why not 25 or 73 and a half??
-
- int count = 0;
- char *buf = new char[strlen(lpCmdLine) + 1];
+ wxStringList args;
- /* Model independent strcpy */
- int i;
- for (i = 0; (buf[i] = lpCmdLine[i]) != 0; i++)
- {
- /* loop */;
- }
+ wxString cmdLine(lpCmdLine);
+ int count = 0;
- // Get application name
- char name[260]; // 260 is MAX_PATH value from windef.h
- ::GetModuleFileName(wxhInstance, name, WXSIZEOF(name));
+ // Get application name
+ char name[260]; // 260 is MAX_PATH value from windef.h
+ ::GetModuleFileName(wxhInstance, name, WXSIZEOF(name));
- // Is it only 16-bit Borland that already copies the program name
- // to the first argv index?
+ // GNUWIN32 already fills in the first arg with the application name.
#if !defined(__GNUWIN32__)
-// #if ! (defined(__BORLANDC__) && !defined(__WIN32__))
- command[count++] = copystring(name);
-// #endif
+ args.Add(name);
+ count ++;
#endif
- strcpy(name, wxFileNameFromPath(name));
- wxStripExtension(name);
- wxTheApp->SetAppName(name);
+ strcpy(name, wxFileNameFromPath(name));
+ wxStripExtension(name);
+ wxTheApp->SetAppName(name);
- /* Break up string */
- // Treat strings enclosed in double-quotes as single arguments
- char* str = buf;
- while (*str)
- {
- if ( count == WXSIZEOF(command) )
+ // Break up string
+ // Treat strings enclosed in double-quotes as single arguments
+ int i = 0;
+ int len = cmdLine.Length();
+ while (i < len)
{
- wxFAIL_MSG("too many command line args.");
- break;
- }
-
- while ( *str && isspace(*str) ) // skip whitespace
- str++;
+ // Skip whitespace
+ while ((i < len) && isspace(cmdLine.GetChar(i)))
+ i ++;
- if (*str == '"')
- {
- str++;
- command[count++] = str;
- while (*str && *str != '"')
- str++;
+ if (i < len)
+ {
+ if (cmdLine.GetChar(i) == '"') // We found the start of a string
+ {
+ i ++;
+ int first = i;
+ while ((i < len) && (cmdLine.GetChar(i) != '"'))
+ i ++;
+
+ wxString arg(cmdLine.Mid(first, (i - first)));
+
+ args.Add(arg);
+ count ++;
+
+ if (i < len)
+ i ++; // Skip past 2nd quote
+ }
+ else // Unquoted argument
+ {
+ int first = i;
+ while ((i < len) && !isspace(cmdLine.GetChar(i)))
+ i ++;
+
+ wxString arg(cmdLine.Mid(first, (i - first)));
+
+ args.Add(arg);
+ count ++;
+ }
+ }
}
- else if (*str)
+
+ wxTheApp->argv = new char*[count + 1];
+ for (i = 0; i < count; i++)
{
- command[count++] = str;
- while (*str && !isspace(*str))
- str++;
+ wxString arg(args[i]);
+ wxTheApp->argv[i] = copystring((const char*)arg);
}
- if (*str)
- *str++ = '\0';
- }
-
- wxTheApp->argv = new char*[count + 1];
- wxTheApp->argv[count] = NULL; /* argv[] is NULL terminated list! */
- wxTheApp->argc = count;
-
- for (i = 0; i < count; i++)
- {
- wxTheApp->argv[i] = copystring(command[i]);
-
- delete [] command[i];
- }
-
- delete [] command;
- delete [] buf;
+ wxTheApp->argv[count] = NULL; // argv[] is a NULL-terminated list
+ wxTheApp->argc = count;
}
//// Cleans up any wxWindows internal structures left lying around
//// COMMON CLEANUP
wxModule::CleanUpModules();
-#if USE_WX_RESOURCES
+#if wxUSE_WX_RESOURCES
wxCleanUpResourceSystem();
// wxDefaultResourceTable->ClearTable();
delete wxTheColourDatabase;
wxTheColourDatabase = NULL;
-#if USE_POSTSCRIPT
- wxInitializePrintSetupData(FALSE);
- delete wxThePrintPaperDatabase;
- wxThePrintPaperDatabase = NULL;
-#endif
-
wxBitmap::CleanUpHandlers();
delete[] wxBuffer;
wxSetKeyboardHook(FALSE);
#ifdef __WIN95__
- if (gs_hRichEdit != NULL)
+
+#if wxUSE_RICHEDIT
+ if (gs_hRichEdit != (HINSTANCE) NULL)
FreeLibrary(gs_hRichEdit);
#endif
-#if USE_PENWINDOWS
+#endif
+
+#if wxUSE_PENWINDOWS
wxCleanUpPenWin();
#endif
if ( wxDisableButtonBrush )
::DeleteObject( wxDisableButtonBrush ) ;
-#if defined(WX_DRAG_DROP)
+#if !defined(__GNUWIN32__) && !defined(__SC__) && !defined(__SALFORDC__)
::OleUninitialize();
#endif
-#if CTL3D
+#if wxUSE_CTL3D
Ctl3dUnregister(wxhInstance);
#endif
wxClassInfo::CleanUpClasses();
+ delete wxTheApp;
+ wxTheApp = NULL;
+
+#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
+ // At this point we want to check if there are any memory
+ // blocks that aren't part of the wxDebugContext itself,
+ // as a special case. Then when dumping we need to ignore
+ // wxDebugContext, too.
+ if (wxDebugContext::CountObjectsLeft() > 0)
+ {
+ wxLogDebug("There were memory leaks.");
+ wxDebugContext::Dump();
+ wxDebugContext::PrintStatistics();
+ }
+// wxDebugContext::SetStream(NULL, NULL);
+#endif
+
// do it as the very last thing because everything else can log messages
wxLog::DontCreateOnDemand();
delete wxLog::SetActiveTarget(NULL);
#if !defined(_WINDLL) || (defined(_WINDLL) && defined(WXMAKINGDLL))
+// temporarily disable this warning
+#ifdef __VISUALC__
+ #pragma warning(disable: 4715) // not all control paths return a value
+#endif // Visual C++
+
//// Main wxWindows entry point
int wxEntry(WXHINSTANCE hInstance,
WXHINSTANCE WXUNUSED(hPrevInstance),
int nCmdShow,
bool enterLoop)
{
-#ifndef __WXDEBUG__ // take everything into a try-except block in release build
- __try {
+ // do check for memory leaks on program exit
+ // (another useful flag is _CRTDBG_DELAY_FREE_MEM_DF which doesn't free
+ // deallocated memory which may be used to simulate low-memory condition)
+ wxCrtSetDbgFlag(_CRTDBG_LEAK_CHECK_DF);
+
+ // take everything into a try-except block in release build
+ // FIXME other compilers must support Win32 SEH (structured exception
+ // handling) too, just find the appropriate keyword in their docs!
+ // Please note that it's _not_ the same as C++ exceptions!
+#if !defined(__WXDEBUG__) && defined(__VISUALC__)
+ #define CATCH_PROGRAM_EXCEPTIONS
+
+ __try {
+#else
+ #undef CATCH_PROGRAM_EXCEPTIONS
#endif
wxhInstance = (HINSTANCE) hInstance;
}
wxTheApp->OnExit();
- wxApp::CleanUp();
- delete wxTheApp;
- wxTheApp = NULL;
+ // flush the logged messages if any
+ wxLog *pLog = wxLog::GetActiveTarget();
+ if ( pLog != NULL && pLog->HasPendingMessages() )
+ pLog->Flush();
-#if (WXDEBUG && USE_MEMORY_TRACING) || USE_DEBUG_CONTEXT
- // At this point we want to check if there are any memory
- // blocks that aren't part of the wxDebugContext itself,
- // as a special case. Then when dumping we need to ignore
- // wxDebugContext, too.
- if (wxDebugContext::CountObjectsLeft() > 0)
- {
- wxTrace("There were memory leaks.\n");
- wxDebugContext::Dump();
- wxDebugContext::PrintStatistics();
- }
- wxDebugContext::SetStream(NULL, NULL);
-#endif
+
+ wxApp::CleanUp();
return retValue;
-#ifndef __WXDEBUG__ // catch exceptions only in release build
+
+#ifdef CATCH_PROGRAM_EXCEPTIONS
}
__except ( EXCEPTION_EXECUTE_HANDLER ) {
/*
*/
::ExitProcess(3); // the same exit code as abort()
+
+ // NOTREACHED
}
-#endif //debug
+#endif // CATCH_PROGRAM_EXCEPTIONS
}
+// restore warning state
+#ifdef __VISUALC__
+ #pragma warning(default: 4715) // not all control paths return a value
+#endif // Visual C++
+
#else /* _WINDLL */
//// Entry point for DLLs
{
delete[] argv[i];
}
- delete argv;
+ delete[] argv;
}
bool wxApp::Initialized()
/*
* Get and process a message, returning FALSE if WM_QUIT
- * received.
+ * received (and also set the flag telling the app to exit the main loop)
*
*/
bool wxApp::DoMessage()
{
- if (!::GetMessage(&s_currentMsg, (HWND) NULL, 0, 0))
- {
- return FALSE;
- }
+ BOOL rc = ::GetMessage(&s_currentMsg, (HWND) NULL, 0, 0);
+ if ( rc == 0 )
+ {
+ // got WM_QUIT
+ m_keepGoing = FALSE;
- // Process the message
- if (!ProcessMessage((WXMSG *)&s_currentMsg))
- {
- ::TranslateMessage(&s_currentMsg);
- wxApp::sm_lastMessageTime = s_currentMsg.time; /* MATTHEW: timeStamp impl. */
- ::DispatchMessage(&s_currentMsg);
- }
- return TRUE;
+ return FALSE;
+ }
+ else if ( rc == -1 )
+ {
+ // should never happen, but let's test for it nevertheless
+ wxLogLastError("GetMessage");
+ }
+ else
+ {
+#if wxUSE_THREADS
+ wxASSERT_MSG( wxThread::IsMain(),
+ "only the main thread can process Windows messages" );
+
+ static bool s_hadGuiLock = TRUE;
+ static wxMsgArray s_aSavedMessages;
+
+ // if a secondary thread owns is doing GUI calls, save all messages for
+ // later processing - we can't process them right now because it will
+ // lead to recursive library calls (and we're not reentrant)
+ if ( !wxGuiOwnedByMainThread() )
+ {
+ s_hadGuiLock = FALSE;
+
+ // leave out WM_COMMAND messages: too dangerous, sometimes
+ // the message will be processed twice
+ if ( !wxIsWaitingForThread() ||
+ s_currentMsg.message != WM_COMMAND )
+ {
+ s_aSavedMessages.Add(s_currentMsg);
+ }
+
+ return TRUE;
+ }
+ else
+ {
+ // have we just regained the GUI lock? if so, post all of the saved
+ // messages
+ //
+ // FIXME of course, it's not _exactly_ the same as processing the
+ // messages normally - expect some things to break...
+ if ( !s_hadGuiLock )
+ {
+ s_hadGuiLock = TRUE;
+
+ size_t count = s_aSavedMessages.Count();
+ for ( size_t n = 0; n < count; n++ )
+ {
+ MSG& msg = s_aSavedMessages[n];
+
+ if ( !ProcessMessage((WXMSG *)&msg) )
+ {
+ ::TranslateMessage(&msg);
+ ::DispatchMessage(&msg);
+ }
+ }
+
+ s_aSavedMessages.Empty();
+ }
+ }
+#endif // wxUSE_THREADS
+
+ // Process the message
+ if ( !ProcessMessage((WXMSG *)&s_currentMsg) )
+ {
+ ::TranslateMessage(&s_currentMsg);
+ wxApp::sm_lastMessageTime = s_currentMsg.time; /* MATTHEW: timeStamp impl. */
+ ::DispatchMessage(&s_currentMsg);
+ }
+ }
+
+ return TRUE;
}
/*
int wxApp::MainLoop()
{
m_keepGoing = TRUE;
- while (m_keepGoing)
+
+ while ( m_keepGoing )
{
- while (!::PeekMessage(&s_currentMsg, 0, 0, 0, PM_NOREMOVE) &&
- ProcessIdle()) {}
- if (!DoMessage())
- m_keepGoing = FALSE;
+ #if wxUSE_THREADS
+ wxMutexGuiLeaveOrEnter();
+ #endif // wxUSE_THREADS
+
+ while ( !::PeekMessage(&s_currentMsg, 0, 0, 0, PM_NOREMOVE) &&
+ ProcessIdle() )
+ {
+ }
+
+ DoMessage();
}
return s_currentMsg.wParam;
void wxApp::Dispatch()
{
- if (!DoMessage())
- m_keepGoing = FALSE;
+ DoMessage();
}
/*
// Try translations first; find the youngest window with
// a translation table.
- for (hWnd = msg->hwnd; hWnd != NULL; hWnd = ::GetParent(hWnd))
+ for (hWnd = msg->hwnd; hWnd != (HWND) NULL; hWnd = ::GetParent(hWnd))
{
wxWindow *wnd = wxFindWinFromHandle((WXHWND) hWnd);
if (wnd)
}
// Anyone for a non-translation message? Try youngest descendants first.
- for (hWnd = msg->hwnd; hWnd != NULL; hWnd = ::GetParent(hWnd))
+ for (hWnd = msg->hwnd; hWnd != (HWND) NULL; hWnd = ::GetParent(hWnd))
{
wxWindow *wnd = wxFindWinFromHandle((WXHWND) hWnd);
if (wnd)
void wxApp::OnIdle(wxIdleEvent& event)
{
- static bool inOnIdle = FALSE;
+ static bool s_inOnIdle = FALSE;
- // Avoid recursion (via ProcessEvent default case)
- if (inOnIdle)
- return;
+ // Avoid recursion (via ProcessEvent default case)
+ if ( s_inOnIdle )
+ return;
- inOnIdle = TRUE;
+ s_inOnIdle = TRUE;
- // 'Garbage' collection of windows deleted with Close().
- DeletePendingObjects();
+ // 'Garbage' collection of windows deleted with Close().
+ DeletePendingObjects();
- // flush the logged messages if any
- wxLog *pLog = wxLog::GetActiveTarget();
- if ( pLog != NULL && pLog->HasPendingMessages() )
- pLog->Flush();
+ // flush the logged messages if any
+ wxLog *pLog = wxLog::GetActiveTarget();
+ if ( pLog != NULL && pLog->HasPendingMessages() )
+ pLog->Flush();
- // Send OnIdle events to all windows
- bool needMore = SendIdleEvents();
-// bool needMore = FALSE;
-
- if (needMore)
- event.RequestMore(TRUE);
+ // Send OnIdle events to all windows
+ if ( SendIdleEvents() )
+ {
+ // SendIdleEvents() returns TRUE if at least one window requested more
+ // idle events
+ event.RequestMore(TRUE);
+ }
- inOnIdle = FALSE;
+ s_inOnIdle = FALSE;
}
// Send idle event to all top-level windows
bool wxApp::SendIdleEvents()
{
bool needMore = FALSE;
- wxNode* node = wxTopLevelWindows.First();
- while (node)
- {
- wxWindow* win = (wxWindow*) node->Data();
- if (SendIdleEvents(win))
+ wxNode* node = wxTopLevelWindows.First();
+ while (node)
+ {
+ wxWindow* win = (wxWindow*) node->Data();
+ if (SendIdleEvents(win))
needMore = TRUE;
- node = node->Next();
- }
+ node = node->Next();
+ }
+
return needMore;
}
wxIdleEvent event;
event.SetEventObject(win);
- win->ProcessEvent(event);
+ win->GetEventHandler()->ProcessEvent(event);
if (event.MoreRequested())
needMore = TRUE;
- wxNode* node = win->GetChildren()->First();
+ wxNode* node = win->GetChildren().First();
while (node)
{
wxWindow* win = (wxWindow*) node->Data();
}
}
+void wxApp::OnEndSession(wxCloseEvent& WXUNUSED(event))
+{
+ if (GetTopWindow())
+ GetTopWindow()->Close(TRUE);
+}
+
+// Default behaviour: close the application with prompts. The
+// user can veto the close, and therefore the end session.
+void wxApp::OnQueryEndSession(wxCloseEvent& event)
+{
+ if (GetTopWindow())
+ {
+ if (!GetTopWindow()->Close(!event.CanVeto()))
+ event.Veto(TRUE);
+ }
+}
+
wxLog* wxApp::CreateLogTarget()
{
return new wxLogGui;
// if we see a WM_QUIT. (?)
while (PeekMessage(&msg, NULL, 0, 0, PM_NOREMOVE) && msg.message != WM_QUIT)
{
- if (!wxTheApp->DoMessage())
+ if ( !wxTheApp->DoMessage() )
break;
}
// For some reason, with MSVC++ 1.5, WinMain isn't linked in properly
// if in a separate file. So include it here to ensure it's linked.
-#if (defined(_MSC_VER) && !defined(__WIN32__)) || defined(__GNUWIN32__)
+#if (defined(__VISUALC__) && !defined(__WIN32__)) || (defined(__GNUWIN32__) && !defined(__TWIN32__))
#include "main.cpp"
#endif
projects / wxWidgets.git / blobdiff