#include "wx/module.h"
#include "wx/memory.h"
+#if wxUSE_THREADS
+#include "wx/thread.h"
+#endif
+
#if wxUSE_WX_RESOURCES
#include "wx/resource.h"
#endif
#if !USE_SHARED_LIBRARY
IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler)
BEGIN_EVENT_TABLE(wxApp, wxEvtHandler)
- EVT_IDLE(wxApp::OnIdle)
+EVT_IDLE(wxApp::OnIdle)
END_EVENT_TABLE()
#endif
#else
wxBuffer = new char[BUFSIZ + 512];
#endif
-
-#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
-
- streambuf* sBuf = new wxDebugStreamBuf;
- ostream* oStr = new ostream(sBuf) ;
- wxDebugContext::SetStream(oStr, sBuf);
-
-#endif
-
+
wxClassInfo::InitializeClasses();
-
+
wxTheColourDatabase = new wxColourDatabase(wxKEY_STRING);
wxTheColourDatabase->Initialize();
-
+
wxInitializeStockLists();
wxInitializeStockObjects();
-
+
#if wxUSE_WX_RESOURCES
wxInitializeResourceSystem();
#endif
-
- // For PostScript printing
+
+ // For PostScript printing
#if wxUSE_POSTSCRIPT
-/* Done using wxModule now
+ /* Done using wxModule now
wxInitializePrintSetupData();
wxThePrintPaperDatabase = new wxPrintPaperDatabase;
wxThePrintPaperDatabase->CreateDatabase();
-*/
+ */
#endif
-
+
wxBitmap::InitStandardHandlers();
-
+
wxWidgetHashTable = new wxHashTable(wxKEY_INTEGER);
-
+
wxModule::RegisterModules();
- wxASSERT( wxModule::InitializeModules() == TRUE );
-
+ if (!wxModule::InitializeModules()) return FALSE;
+
return TRUE;
}
{
delete wxWidgetHashTable;
wxWidgetHashTable = NULL;
-
+
wxModule::CleanUpModules();
-
+
#if wxUSE_WX_RESOURCES
wxCleanUpResourceSystem();
#endif
-
+
wxDeleteStockObjects() ;
-
+
// Destroy all GDI lists, etc.
-
+
delete wxTheBrushList;
wxTheBrushList = NULL;
-
+
delete wxThePenList;
wxThePenList = NULL;
-
+
delete wxTheFontList;
wxTheFontList = NULL;
-
+
delete wxTheBitmapList;
wxTheBitmapList = NULL;
-
+
delete wxTheColourDatabase;
wxTheColourDatabase = NULL;
-
+
#if wxUSE_POSTSCRIPT
-/* Done using wxModule now
+ /* Done using wxModule now
wxInitializePrintSetupData(FALSE);
delete wxThePrintPaperDatabase;
wxThePrintPaperDatabase = NULL;
-*/
+ */
#endif
-
+
wxBitmap::CleanUpHandlers();
-
+
delete[] wxBuffer;
wxBuffer = NULL;
-
+
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(TRUE) > 0)
+ {
+ wxLogDebug("There were memory leaks.\n");
+ wxDebugContext::Dump();
+ wxDebugContext::PrintStatistics();
+ }
+#endif
+
// do it as the very last thing because everything else can log messages
wxLog::DontCreateOnDemand();
// do it as the very last thing because everything else can log messages
int wxEntry( int argc, char *argv[] )
{
+#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
+ // This seems to be necessary since there are 'rogue'
+ // objects present at this point (perhaps global objects?)
+ // Setting a checkpoint will ignore them as far as the
+ // memory checking facility is concerned.
+ // Of course you may argue that memory allocated in globals should be
+ // checked, but this is a reasonable compromise.
+ wxDebugContext::SetCheckpoint();
+#endif
+
if (!wxApp::Initialize())
- return FALSE;
+ return FALSE;
+
if (!wxTheApp)
{
- if (!wxApp::GetInitializerFunction())
- {
- printf( "wxWindows error: No initializer - use IMPLEMENT_APP macro.\n" );
- return 0;
- };
-
- wxTheApp = (wxApp*) (* wxApp::GetInitializerFunction()) ();
+ if (!wxApp::GetInitializerFunction())
+ {
+ printf( "wxWindows error: No initializer - use IMPLEMENT_APP macro.\n" );
+ return 0;
+ };
+
+ wxTheApp = (wxApp*) (* wxApp::GetInitializerFunction()) ();
};
-
+
if (!wxTheApp)
{
- printf( "wxWindows error: wxTheApp == NULL\n" );
- return 0;
+ printf( "wxWindows error: wxTheApp == NULL\n" );
+ return 0;
};
-
+
wxTheApp->SetClassName(wxFileNameFromPath(argv[0]));
wxTheApp->SetAppName(wxFileNameFromPath(argv[0]));
-
+
wxTheApp->argc = argc;
wxTheApp->argv = argv;
-
+
// GUI-specific initialization, such as creating an app context.
wxTheApp->OnInitGui();
-
+
// Here frames insert themselves automatically
// into wxTopLevelWindows by getting created
// in OnInit().
-
- if (!wxTheApp->OnInit()) return 0;
-
+
int retValue = 0;
-
- if (wxTheApp->Initialized()) retValue = wxTheApp->OnRun();
-
+ if (wxTheApp->OnInit())
+ {
+ if (wxTheApp->Initialized()) retValue = wxTheApp->OnRun();
+ }
+
// flush the logged messages if any
wxLog *pLog = wxLog::GetActiveTarget();
if ( pLog != NULL && pLog->HasPendingMessages() )
- pLog->Flush();
-
+ pLog->Flush();
+
delete wxLog::SetActiveTarget(new wxLogStderr); // So dialog boxes aren't used
- // for further messages
-
+ // for further messages
+
if (wxTheApp->GetTopWindow())
{
- delete wxTheApp->GetTopWindow();
- wxTheApp->SetTopWindow(NULL);
+ delete wxTheApp->GetTopWindow();
+ wxTheApp->SetTopWindow(NULL);
}
-
+
wxTheApp->DeletePendingObjects();
-
+
wxTheApp->OnExit();
-
-
+
wxApp::CleanUp();
-
- 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)
- {
- wxTrace("There were memory leaks.\n");
- wxDebugContext::Dump();
- wxDebugContext::PrintStatistics();
- }
- wxDebugContext::SetStream(NULL, NULL);
-#endif
-
+
return retValue;
};
m_printMode = wxPRINT_POSTSCRIPT;
m_exitOnFrameDelete = TRUE;
m_auto3D = TRUE;
-
+
m_mainColormap = (WXColormap) NULL;
m_appContext = (WXAppContext) NULL;
m_topLevelWidget = (WXWidget) NULL;
bool wxApp::Initialized()
{
if (GetTopWindow())
- return TRUE;
+ return TRUE;
else
- return FALSE;
+ return FALSE;
}
int wxApp::MainLoop()
{
m_keepGoing = TRUE;
-
- /*
+
+ /*
* Sit around forever waiting to process X-events. Property Change
* event are handled special, because they have to refer to
* the root window rather than to a widget. therefore we can't
* use an Xt-eventhandler.
*/
-
+
XSelectInput(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()),
- XDefaultRootWindow(XtDisplay((Widget) wxTheApp->GetTopLevelWidget())),
- PropertyChangeMask);
-
+ XDefaultRootWindow(XtDisplay((Widget) wxTheApp->GetTopLevelWidget())),
+ PropertyChangeMask);
+
XEvent event;
-
+
// Use this flag to allow breaking the loop via wxApp::ExitMainLoop()
while (m_keepGoing)
{
- XtAppNextEvent( (XtAppContext) wxTheApp->GetAppContext(), &event);
-
- ProcessXEvent((WXEvent*) & event);
- ProcessIdle();
+ XtAppNextEvent( (XtAppContext) wxTheApp->GetAppContext(), &event);
+
+ ProcessXEvent((WXEvent*) & event);
+
+ if (XtAppPending( (XtAppContext) wxTheApp->GetAppContext() ) == 0)
+ {
+ if (!ProcessIdle())
+ {
+ // TODO: Robert, what's this for?
+#if wxUSE_THREADS
+ wxMutexGuiLeave();
+ usleep(20);
+ wxMutexGuiEnter();
+#endif
+ }
+ }
+
}
-
+
return 0;
}
void wxApp::ProcessXEvent(WXEvent* _event)
{
XEvent* event = (XEvent*) _event;
-
+
if ((event->type == KeyPress) && CheckForAccelerator(_event))
{
// Do nothing! We intercepted and processed the event as an accelerator.
}
else if (event->type == ResizeRequest)
{
- /* Terry Gitnick <terryg@scientech.com> - 1/21/98
- * If resize event, don't resize until the last resize event for this
- * window is recieved. Prevents flicker as windows are resized.
- */
-
+ /* Terry Gitnick <terryg@scientech.com> - 1/21/98
+ * If resize event, don't resize until the last resize event for this
+ * window is recieved. Prevents flicker as windows are resized.
+ */
+
Display *disp = XtDisplay((Widget) wxTheApp->GetTopLevelWidget());
Window win = event->xany.window;
XEvent report;
-
+
// to avoid flicker
report = * event;
while( XCheckTypedWindowEvent (disp, win, ResizeRequest, &report));
-
+
// TODO: when implementing refresh optimization, we can use
// XtAddExposureToRegion to expand the window's paint region.
-
+
XtDispatchEvent(event);
}
else
wxIdleEvent event;
event.SetEventObject(this);
ProcessEvent(event);
-
+
return event.MoreRequested();
}
bool wxApp::Pending()
{
XFlush(XtDisplay( (Widget) wxTheApp->GetTopLevelWidget() ));
-
+
// Fix by Doug from STI, to prevent a stall if non-X event
// is found.
return ((XtAppPending( (XtAppContext) GetAppContext() ) & XtIMXEvent) != 0) ;
// Dispatch a message.
void wxApp::Dispatch()
{
-// XtAppProcessEvent( (XtAppContext) wxTheApp->GetAppContext(), XtIMAll);
-
+ // XtAppProcessEvent( (XtAppContext) wxTheApp->GetAppContext(), XtIMAll);
+
XEvent event;
XtAppNextEvent((XtAppContext) GetAppContext(), &event);
ProcessXEvent((WXEvent*) & event);
void wxApp::OnIdle(wxIdleEvent& event)
{
static bool inOnIdle = FALSE;
-
+
// Avoid recursion (via ProcessEvent default case)
if (inOnIdle)
- return;
-
+ return;
+
inOnIdle = TRUE;
-
+
// '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();
-
+ pLog->Flush();
+
// Send OnIdle events to all windows
bool needMore = SendIdleEvents();
-
+
if (needMore)
- event.RequestMore(TRUE);
-
+ event.RequestMore(TRUE);
+
inOnIdle = FALSE;
}
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;
}
bool wxApp::SendIdleEvents(wxWindow* win)
{
bool needMore = FALSE;
-
- wxIdleEvent event;
- event.SetEventObject(win);
- win->ProcessEvent(event);
-
+
+ wxIdleEvent event;
+ event.SetEventObject(win);
+ win->ProcessEvent(event);
+
if (event.MoreRequested())
needMore = TRUE;
-
- wxNode* node = win->GetChildren()->First();
- while (node)
- {
- wxWindow* win = (wxWindow*) node->Data();
- if (SendIdleEvents(win))
+
+ wxNode* node = win->GetChildren().First();
+ while (node)
+ {
+ wxWindow* win = (wxWindow*) node->Data();
+ if (SendIdleEvents(win))
needMore = TRUE;
-
- node = node->Next();
- }
+
+ node = node->Next();
+ }
return needMore ;
}
wxNode *node = wxPendingDelete.First();
while (node)
{
- wxObject *obj = (wxObject *)node->Data();
-
- delete obj;
-
- if (wxPendingDelete.Member(obj))
- delete node;
-
- // Deleting one object may have deleted other pending
- // objects, so start from beginning of list again.
- node = wxPendingDelete.First();
+ wxObject *obj = (wxObject *)node->Data();
+
+ delete obj;
+
+ if (wxPendingDelete.Member(obj))
+ delete node;
+
+ // Deleting one object may have deleted other pending
+ // objects, so start from beginning of list again.
+ node = wxPendingDelete.First();
}
}
XtToolkitInitialize() ;
wxTheApp->m_appContext = (WXAppContext) XtCreateApplicationContext() ;
Display *dpy = XtOpenDisplay((XtAppContext) wxTheApp->m_appContext,(String)NULL,NULL,
- (const char*) wxTheApp->GetClassName(), NULL,
+ (const char*) wxTheApp->GetClassName(), NULL,
# if XtSpecificationRelease < 5
- 0,(Cardinal*) &argc,argv) ;
+ 0,(Cardinal*) &argc,argv) ;
# else
- 0,&argc,argv) ;
+ 0,&argc,argv) ;
# endif
if (!dpy) {
- cerr << "wxWindows could not open display for " << wxTheApp->GetClassName() << ": exiting.\n";
- exit(-1);
+ cerr << "wxWindows could not open display for " << wxTheApp->GetClassName() << ": exiting.\n";
+ exit(-1);
}
m_initialDisplay = (WXDisplay*) dpy;
-
+
wxTheApp->m_topLevelWidget = (WXWidget) XtAppCreateShell((String)NULL, (const char*) wxTheApp->GetClassName(),
- applicationShellWidgetClass,dpy,
- NULL,0) ;
-
+ applicationShellWidgetClass,dpy,
+ NULL,0) ;
+
// Add general resize proc
XtActionsRec rec;
rec.string = "resize";
rec.proc = (XtActionProc)wxWidgetResizeProc;
XtAppAddActions((XtAppContext) wxTheApp->m_appContext, &rec, 1);
-
+
GetMainColormap(dpy);
m_maxRequestSize = XMaxRequestSize((Display*) dpy);
-
+
return TRUE;
}
WXColormap wxApp::GetMainColormap(WXDisplay* display)
{
if (!display) /* Must be called first with non-NULL display */
- return m_mainColormap;
-
- Colormap c =
- DefaultColormapOfScreen(XScreenOfDisplay((Display*) display,
- DefaultScreen((Display*) display)));
+ return m_mainColormap;
+ int defaultScreen = DefaultScreen((Display*) display);
+ Screen* screen = XScreenOfDisplay((Display*) display, defaultScreen);
+
+ Colormap c = DefaultColormapOfScreen(screen);
+
if (!m_mainColormap)
- m_mainColormap = (WXColormap) c;
-
+ m_mainColormap = (WXColormap) c;
+
return (WXColormap) c;
}
// TODO: should get display for the window, not the current display
Widget widget = XtWindowToWidget((Display*) wxGetDisplay(), xEvent->xany.window);
wxWindow* win = NULL;
-
+
// Find the first wxWindow that corresponds to this event window
while (widget && !(win = wxGetWindowFromTable(widget)))
widget = XtParent(widget);
-
+
if (!widget || !win)
return FALSE;
-
+
wxKeyEvent keyEvent(wxEVT_CHAR);
wxTranslateKeyEvent(keyEvent, win, (Widget) 0, xEvent);
-
+
// Now we have a wxKeyEvent and we have a wxWindow.
// Go up the hierarchy until we find a matching accelerator,
// or we get to the top.
{
int retValue = 0;
if (wxTheApp)
- retValue = wxTheApp->OnExit();
-
+ retValue = wxTheApp->OnExit();
+
wxApp::CleanUp();
/*
- * Exit in some platform-specific way. Not recommended that the app calls this:
- * only for emergencies.
- */
+ * Exit in some platform-specific way. Not recommended that the app calls this:
+ * only for emergencies.
+ */
exit(retValue);
}
bool wxYield()
{
while (wxTheApp && wxTheApp->Pending())
- wxTheApp->Dispatch();
+ wxTheApp->Dispatch();
return TRUE;
}
projects / wxWidgets.git / blobdiff