/////////////////////////////////////////////////////////////////////////////
-// Name: app.cpp
+// Name: src/motif/app.cpp
// Purpose: wxApp
// Author: Julian Smart
// Modified by:
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
- #pragma implementation "app.h"
- #pragma implementation "appbase.h"
-#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
-#include "wx/frame.h"
#include "wx/app.h"
-#include "wx/utils.h"
-#include "wx/gdicmn.h"
-#include "wx/pen.h"
-#include "wx/brush.h"
-#include "wx/cursor.h"
-#include "wx/icon.h"
-#include "wx/palette.h"
-#include "wx/dc.h"
-#include "wx/dialog.h"
-#include "wx/msgdlg.h"
-#include "wx/log.h"
-#include "wx/module.h"
-#include "wx/memory.h"
-#include "wx/log.h"
-#include "wx/intl.h"
+
+#ifndef WX_PRECOMP
+ #include "wx/hash.h"
+ #include "wx/intl.h"
+ #include "wx/log.h"
+ #include "wx/utils.h"
+ #include "wx/memory.h"
+ #include "wx/font.h"
+#endif
+
+#include "wx/evtloop.h"
#if wxUSE_THREADS
#include "wx/thread.h"
#endif
-#if wxUSE_WX_RESOURCES
- #include "wx/resource.h"
+#ifdef __VMS__
+ #pragma message disable nosimpint
#endif
-
#include <Xm/Xm.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xresource.h>
#include <X11/Xatom.h>
+#ifdef __VMS__
+ #pragma message enable nosimpint
+#endif
#include "wx/motif/private.h"
#include <string.h>
-extern char *wxBuffer;
-extern wxList wxPendingDelete;
+struct wxPerDisplayData
+{
+ wxPerDisplayData()
+ {
+ m_visualInfo = NULL;
+ m_topLevelWidget = NULL;
+ m_topLevelRealizedWidget = NULL;
+ }
+
+ wxXVisualInfo* m_visualInfo;
+ Widget m_topLevelWidget, m_topLevelRealizedWidget;
+};
-#if wxUSE_THREADS
-extern wxList *wxPendingEvents;
-extern wxCriticalSection *wxPendingEventsLocker;
-#endif // wxUSE_THREADS
+static void wxTLWidgetDestroyCallback(Widget w, XtPointer clientData,
+ XtPointer ptr);
+static WXWidget wxCreateTopLevelWidget( WXDisplay* display );
-wxApp *wxTheApp = NULL;
+extern bool wxAddIdleCallback();
wxHashTable *wxWidgetHashTable = NULL;
-#if !USE_SHARED_LIBRARY
IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler)
-BEGIN_EVENT_TABLE(wxApp, wxEvtHandler)
- EVT_IDLE(wxApp::OnIdle)
-END_EVENT_TABLE()
-#endif
-
-long wxApp::sm_lastMessageTime = 0;
-
-bool wxApp::Initialize()
+#ifdef __WXDEBUG__
+extern "C"
{
- wxBuffer = new char[BUFSIZ + 512];
-
- wxClassInfo::InitializeClasses();
-
- // GL: I'm annoyed ... I don't know where to put this and I don't want to
- // create a module for that as it's part of the core.
-#if wxUSE_THREADS
- wxPendingEvents = new wxList();
- wxPendingEventsLocker = new wxCriticalSection();
-#endif
-
- wxTheColourDatabase = new wxColourDatabase(wxKEY_STRING);
- wxTheColourDatabase->Initialize();
-
- wxInitializeStockLists();
- wxInitializeStockObjects();
-
-#if wxUSE_WX_RESOURCES
- wxInitializeResourceSystem();
-#endif
-
- // For PostScript printing
-#if wxUSE_POSTSCRIPT
- /* Done using wxModule now
- wxInitializePrintSetupData();
- wxThePrintPaperDatabase = new wxPrintPaperDatabase;
- wxThePrintPaperDatabase->CreateDatabase();
- */
-#endif
+ typedef int (*XErrorHandlerFunc)(Display *, XErrorEvent *);
+}
- wxBitmap::InitStandardHandlers();
+XErrorHandlerFunc gs_pfnXErrorHandler = 0;
- wxWidgetHashTable = new wxHashTable(wxKEY_INTEGER);
+extern "C"
+{
- wxModule::RegisterModules();
- if (!wxModule::InitializeModules()) return FALSE;
+static int wxXErrorHandler(Display *dpy, XErrorEvent *xevent)
+{
+ // just forward to the default handler for now
+ return gs_pfnXErrorHandler(dpy, xevent);
+}
- return TRUE;
}
+#endif // __WXDEBUG__
-void wxApp::CleanUp()
+bool wxApp::Initialize(int& argc_, wxChar **argv_)
{
- delete wxWidgetHashTable;
- wxWidgetHashTable = NULL;
-
- wxModule::CleanUpModules();
-
-#if wxUSE_WX_RESOURCES
- wxCleanUpResourceSystem();
+#if wxUSE_INTL
+ wxFont::SetDefaultEncoding(wxLocale::GetSystemEncoding());
#endif
- wxDeleteStockObjects() ;
-
- // Destroy all GDI lists, etc.
-
- delete wxTheBrushList;
- wxTheBrushList = NULL;
+ if ( !wxAppBase::Initialize(argc_, argv_) )
+ return false;
- delete wxThePenList;
- wxThePenList = NULL;
-
- delete wxTheFontList;
- wxTheFontList = NULL;
+ wxWidgetHashTable = new wxHashTable(wxKEY_INTEGER);
- delete wxTheBitmapList;
- wxTheBitmapList = NULL;
+#ifdef __HPUX__
+ // under HP-UX creating XmFontSet fails when the system locale is C and
+ // we're using a remote DISPLAY, presumably because HP-UX uses its own
+ // names for C and ISO locales (roman8 and iso8859n respectively) and so
+ // its Motif libraries have troubles with non-HP X server
+ //
+ // whatever the reason, the fact is that without this hack any wxMotif
+ // program crashes on startup because it can't create any font (HP programs
+ // still work but they do spit out messages about failing to create font
+ // sets and failing back on "fixed" font too)
+ //
+ // notice that calling setlocale() here is not enough because X(m) init
+ // functions call setlocale() later so we really have to change environment
+ bool fixAll = false; // tweak LC_ALL (or just LC_CTYPE)?
+ const char *loc = getenv("LC_CTYPE");
+ if ( !loc )
+ {
+ loc = getenv("LC_ALL");
+ if ( loc )
+ fixAll = true;
+ }
- delete wxTheColourDatabase;
- wxTheColourDatabase = NULL;
+ if ( !loc ||
+ (loc[0] == 'C' && loc[1] == '\0') ||
+ strcmp(loc, "POSIX") == 0 )
+ {
+ // we're using C locale, "fix" it
+ wxLogDebug(_T("HP-UX fontset hack: forcing locale to en_US.iso88591"));
+ putenv(fixAll ? "LC_ALL=en_US.iso88591" : "LC_CTYPE=en_US.iso88591");
+ }
+#endif // __HPUX__
-#if wxUSE_POSTSCRIPT
- /* Done using wxModule now
- wxInitializePrintSetupData(FALSE);
- delete wxThePrintPaperDatabase;
- wxThePrintPaperDatabase = NULL;
- */
+ XtSetLanguageProc(NULL, NULL, NULL);
+ XtToolkitInitialize() ;
+ wxTheApp->m_appContext = (WXAppContext) XtCreateApplicationContext();
+
+ static char *fallbackResources[] = {
+ // better defaults for CDE under Irix
+ //
+ // TODO: do something similar for the other systems, the hardcoded defaults
+ // below are ugly
+#ifdef __SGI__
+ wxMOTIF_STR("*sgiMode: True"),
+ wxMOTIF_STR("*useSchemes: all"),
+#else // !__SGI__
+#if !wxMOTIF_USE_RENDER_TABLE
+ wxMOTIF_STR("*.fontList: -*-helvetica-medium-r-normal-*-*-120-*-*-*-*-*-*"),
+#else
+ wxMOTIF_STR("*wxDefaultRendition.fontName: -*-helvetica-medium-r-normal-*-*-120-*-*-*-*-*-*"),
+ wxMOTIF_STR("*wxDefaultRendition.fontType: FONT_IS_FONTSET"),
+ wxMOTIF_STR("*.renderTable: wxDefaultRendition"),
#endif
+ wxMOTIF_STR("*listBox.background: white"),
+ wxMOTIF_STR("*text.background: white"),
+ wxMOTIF_STR("*comboBox.Text.background: white"),
+ wxMOTIF_STR("*comboBox.List.background: white"),
+#endif // __SGI__/!__SGI__
+ NULL
+ };
+ XtAppSetFallbackResources((XtAppContext) wxTheApp->m_appContext, fallbackResources);
+
+ // we shouldn't pass empty application/class name as it results in
+ // immediate crash inside XOpenIM() (if XIM is used) under IRIX
+ wxString appname = wxTheApp->GetAppName();
+ if ( appname.empty() )
+ appname = _T("wxapp");
+ wxString clsname = wxTheApp->GetClassName();
+ if ( clsname.empty() )
+ clsname = _T("wx");
+
+ // FIXME-UTF8: This code is taken from wxGTK and duplicated here. This
+ // is just a temporary fix to make wxX11 compile in Unicode
+ // build, the real fix is to change Initialize()'s signature
+ // to use char* on Unix.
+#if wxUSE_UNICODE
+ // XtOpenDisplay() wants char*, not wchar_t*, so convert
+ int i;
+ char **argvX11 = new char *[argc + 1];
+ for ( i = 0; i < argc; i++ )
+ {
+ argvX11[i] = strdup(wxConvLibc.cWX2MB(argv_[i]));
+ }
- wxBitmap::CleanUpHandlers();
+ argvX11[argc] = NULL;
- delete[] wxBuffer;
- wxBuffer = NULL;
+ int argcX11 = argc;
- wxClassInfo::CleanUpClasses();
+ Display *dpy = XtOpenDisplay((XtAppContext) wxTheApp->m_appContext,
+ (String)NULL,
+ appname.c_str(),
+ clsname.c_str(),
+ NULL, 0, // no options
+# if XtSpecificationRelease < 5
+ (Cardinal*) &argcX11,
+# else
+ &argcX11,
+# endif
+ argvX11);
- delete wxTheApp;
- wxTheApp = NULL;
+ if ( argcX11 != argc )
+ {
+ // we have to drop the parameters which were consumed by X11+
+ for ( i = 0; i < argcX11; i++ )
+ {
+ while ( strcmp(wxConvLibc.cWX2MB(argv_[i]), argvX11[i]) != 0 )
+ {
+ memmove(argv_ + i, argv_ + i + 1, (argc - i)*sizeof(*argv_));
+ }
+ }
- // GL: I'm annoyed ... I don't know where to put this and I don't want to
- // create a module for that as it's part of the core.
-#if wxUSE_THREADS
- delete wxPendingEvents;
- delete wxPendingEventsLocker;
-#endif
+ argc = argcX11;
+
+ // update internal arg[cv] as X11 may have removed processed options:
+ argc = argc_;
+ argv = argv_;
+ }
+ //else: XtOpenDisplay() didn't modify our parameters
-#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)
+ // free our copy
+ for ( i = 0; i < argcX11; i++ )
{
- wxLogDebug("There were memory leaks.\n");
- wxDebugContext::Dump();
- wxDebugContext::PrintStatistics();
+ free(argvX11[i]);
}
-#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
- delete wxLog::SetActiveTarget(NULL);
-}
+ delete [] argvX11;
-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
+#else // ANSI
- if (!wxApp::Initialize())
- return FALSE;
+ Display *dpy = XtOpenDisplay((XtAppContext) wxTheApp->m_appContext,
+ (String)NULL,
+ appname.c_str(),
+ clsname.c_str(),
+ NULL, 0, // no options
+# if XtSpecificationRelease < 5
+ (Cardinal*) &argc,
+# else
+ &argc,
+# endif
+ argv);
- if (!wxTheApp)
- {
- if (!wxApp::GetInitializerFunction())
- {
- printf( "wxWindows error: No initializer - use IMPLEMENT_APP macro.\n" );
- return 0;
- };
+#endif // Unicode/ANSI
- wxTheApp = (wxApp*) (* wxApp::GetInitializerFunction()) ();
- };
+ if (!dpy) {
+ // if you don't log to stderr, nothing will be shown...
+ delete wxLog::SetActiveTarget(new wxLogStderr);
+ wxString className(wxTheApp->GetClassName());
+ wxLogError(_("wxWidgets could not open display for '%s': exiting."),
+ className.c_str());
+ exit(-1);
+ }
+ m_initialDisplay = (WXDisplay*) dpy;
- if (!wxTheApp)
- {
- printf( "wxWindows error: wxTheApp == NULL\n" );
- return 0;
- };
+#ifdef __WXDEBUG__
+ // install the X error handler
+ gs_pfnXErrorHandler = XSetErrorHandler(wxXErrorHandler);
+#endif // __WXDEBUG__
- wxTheApp->SetClassName(wxFileNameFromPath(argv[0]));
- wxTheApp->SetAppName(wxFileNameFromPath(argv[0]));
+ // Add general resize proc
+ XtActionsRec rec;
+ rec.string = wxMOTIF_STR("resize");
+ rec.proc = (XtActionProc)wxWidgetResizeProc;
+ XtAppAddActions((XtAppContext) wxTheApp->m_appContext, &rec, 1);
- wxTheApp->argc = argc;
- wxTheApp->argv = argv;
+ GetMainColormap(dpy);
- // GUI-specific initialization, such as creating an app context.
- wxTheApp->OnInitGui();
+ wxAddIdleCallback();
- // Here frames insert themselves automatically into wxTopLevelWindows by
- // getting created in OnInit().
+ return true;
+}
- int retValue = 0;
- if (wxTheApp->OnInit())
- {
- if (wxTheApp->Initialized()) retValue = wxTheApp->OnRun();
- }
+void wxApp::CleanUp()
+{
+ wxAppBase::CleanUp();
- // flush the logged messages if any
- wxLog *pLog = wxLog::GetActiveTarget();
- if ( pLog != NULL && pLog->HasPendingMessages() )
- pLog->Flush();
+ delete wxWidgetHashTable;
+ wxWidgetHashTable = NULL;
- delete wxLog::SetActiveTarget(new wxLogStderr); // So dialog boxes aren't used
- // for further messages
+ delete m_mainLoop;
- if (wxTheApp->GetTopWindow())
+ for( wxPerDisplayDataMap::iterator it = m_perDisplayData->begin(),
+ end = m_perDisplayData->end();
+ it != end; ++it )
{
- delete wxTheApp->GetTopWindow();
- wxTheApp->SetTopWindow(NULL);
+ delete it->second->m_visualInfo;
+ // On Solaris 10 calling XtDestroyWidget on the top level widget
+ // dumps core if the locale is set to something other than "C"
+#ifndef __SUN__
+ XtDestroyWidget( it->second->m_topLevelWidget );
+#endif
+ delete it->second;
}
+}
- wxTheApp->DeletePendingObjects();
-
- wxTheApp->OnExit();
-
+void wxApp::Exit()
+{
wxApp::CleanUp();
- return retValue;
-};
+ wxAppConsole::Exit();
+}
-// Static member initialization
-wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NULL;
+// ============================================================================
+// wxApp
+// ============================================================================
wxApp::wxApp()
{
- m_topWindow = NULL;
- wxTheApp = this;
- m_className = "";
- m_wantDebugOutput = TRUE ;
- m_appName = "";
- argc = 0;
- argv = NULL;
- m_exitOnFrameDelete = TRUE;
-
+ m_mainLoop = new wxEventLoop;
m_mainColormap = (WXColormap) NULL;
m_appContext = (WXAppContext) NULL;
- m_topLevelWidget = (WXWidget) NULL;
- m_maxRequestSize = 0;
m_initialDisplay = (WXDisplay*) 0;
+ m_perDisplayData = new wxPerDisplayDataMap;
}
-bool wxApp::Initialized()
+wxApp::~wxApp()
{
- if (GetTopWindow())
- return TRUE;
- else
- return FALSE;
+ delete m_perDisplayData;
}
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
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);
-
- if (XtAppPending( (XtAppContext) wxTheApp->GetAppContext() ) == 0)
- {
- if (!ProcessIdle())
- {
-#if wxUSE_THREADS
- // leave the main loop to give other threads a chance to
- // perform their GUI work
- wxMutexGuiLeave();
- wxUsleep(20);
- wxMutexGuiEnter();
-#endif
- }
- }
-
- }
+ m_mainLoop->Run();
return 0;
}
-// Processes an X event.
-void wxApp::ProcessXEvent(WXEvent* _event)
-{
- XEvent* event = (XEvent*) _event;
-
- if (event->type == KeyPress)
- {
-#ifdef __WXDEBUG__
- Widget widget = XtWindowToWidget(event->xany.display, event->xany.window);
- wxLogDebug("Got key press event for 0x%08x (parent = 0x%08x)",
- widget, XtParent(widget));
-#endif // DEBUG
-
- if (CheckForAccelerator(_event))
- {
- // Do nothing! We intercepted and processed the event as an
- // accelerator.
- return;
- }
- else if (CheckForKeyDown(_event))
- {
- // We intercepted and processed the key down event
- return;
- }
- else
- {
- XtDispatchEvent(event);
- return;
- }
- }
- else if (event->type == KeyRelease)
- {
- if (CheckForKeyUp(_event))
- {
- // We intercepted and processed the key up event
- return;
- }
- else
- {
- XtDispatchEvent(event);
- return;
- }
- }
- else if (event->type == PropertyNotify)
- {
- HandlePropertyChange(_event);
- return;
- }
- 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.
- */
-
- 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
- {
- XtDispatchEvent(event);
- }
-}
-
-// Returns TRUE if more time is needed.
-bool wxApp::ProcessIdle()
-{
- wxIdleEvent event;
- event.SetEventObject(this);
- ProcessEvent(event);
-
- return event.MoreRequested();
-}
-
-void wxApp::ExitMainLoop()
-{
- m_keepGoing = FALSE;
-}
-
-// Is a message/event pending?
-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);
-
- XEvent event;
- XtAppNextEvent((XtAppContext) GetAppContext(), &event);
- ProcessXEvent((WXEvent*) & event);
-}
-
// This should be redefined in a derived class for
// handling property change events for XAtom IPC.
void wxApp::HandlePropertyChange(WXEvent *event)
XtDispatchEvent((XEvent*) event); /* let Motif do the work */
}
-void wxApp::OnIdle(wxIdleEvent& event)
+WXColormap wxApp::GetMainColormap(WXDisplay* display)
{
- static bool inOnIdle = FALSE;
-
- // Avoid recursion (via ProcessEvent default case)
- if (inOnIdle)
- return;
-
- inOnIdle = TRUE;
-
- // 'Garbage' collection of windows deleted with Close().
- DeletePendingObjects();
-
-#if wxUSE_THREADS
- // Flush pending events.
- ProcessPendingEvents();
-#endif
+ if (!display) /* Must be called first with non-NULL display */
+ return m_mainColormap;
- // flush the logged messages if any
- wxLog *pLog = wxLog::GetActiveTarget();
- if ( pLog != NULL && pLog->HasPendingMessages() )
- pLog->Flush();
+ int defaultScreen = DefaultScreen((Display*) display);
+ Screen* screen = XScreenOfDisplay((Display*) display, defaultScreen);
- // Send OnIdle events to all windows
- bool needMore = SendIdleEvents();
+ Colormap c = DefaultColormapOfScreen(screen);
- if (needMore)
- event.RequestMore(TRUE);
+ if (!m_mainColormap)
+ m_mainColormap = (WXColormap) c;
- inOnIdle = FALSE;
+ return (WXColormap) c;
}
-// Send idle event to all top-level windows
-bool wxApp::SendIdleEvents()
+static inline wxPerDisplayData& GetOrCreatePerDisplayData
+ ( wxPerDisplayDataMap& m, WXDisplay* display )
{
- bool needMore = FALSE;
+ wxPerDisplayDataMap::iterator it = m.find( display );
+ if( it != m.end() && it->second != NULL )
+ return *(it->second);
- wxWindowList::Node* node = wxTopLevelWindows.GetFirst();
- while (node)
- {
- wxWindow* win = node->GetData();
- if (SendIdleEvents(win))
- needMore = TRUE;
- node = node->GetNext();
- }
+ wxPerDisplayData* nData = new wxPerDisplayData();
+ m[display] = nData;
- return needMore;
+ return *nData;
}
-// Send idle event to window and all subwindows
-bool wxApp::SendIdleEvents(wxWindow* win)
+wxXVisualInfo* wxApp::GetVisualInfo( WXDisplay* display )
{
- bool needMore = FALSE;
+ wxPerDisplayData& data = GetOrCreatePerDisplayData( *m_perDisplayData,
+ display );
+ if( data.m_visualInfo )
+ return data.m_visualInfo;
- wxIdleEvent event;
- event.SetEventObject(win);
- win->ProcessEvent(event);
+ wxXVisualInfo* vi = new wxXVisualInfo;
+ wxFillXVisualInfo( vi, (Display*)display );
- if (event.MoreRequested())
- needMore = TRUE;
+ data.m_visualInfo = vi;
- wxNode* node = win->GetChildren().First();
- while (node)
- {
- wxWindow* win = (wxWindow*) node->Data();
- if (SendIdleEvents(win))
- needMore = TRUE;
-
- node = node->Next();
- }
- return needMore ;
+ return vi;
}
-void wxApp::DeletePendingObjects()
+static void wxTLWidgetDestroyCallback(Widget w, XtPointer WXUNUSED(clientData),
+ XtPointer WXUNUSED(ptr))
{
- wxNode *node = wxPendingDelete.First();
- while (node)
+ if( wxTheApp )
{
- 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();
+ wxTheApp->SetTopLevelWidget( (WXDisplay*)XtDisplay(w),
+ (WXWidget)NULL );
+ wxTheApp->SetTopLevelRealizedWidget( (WXDisplay*)XtDisplay(w),
+ (WXWidget)NULL );
}
}
-#if wxUSE_THREADS
-void wxApp::ProcessPendingEvents()
+WXWidget wxCreateTopLevelWidget( WXDisplay* display )
{
- wxNode *node = wxPendingEvents->First();
- wxCriticalSectionLocker locker(*wxPendingEventsLocker);
-
- while (node)
- {
- wxEvtHandler *handler = (wxEvtHandler *)node->Data();
-
- handler->ProcessPendingEvents();
-
- delete node;
- node = wxPendingEvents->First();
- }
+ Widget tlw = XtAppCreateShell( (String)NULL,
+ wxTheApp->GetClassName().c_str(),
+ applicationShellWidgetClass,
+ (Display*)display,
+ NULL, 0 );
+ XtVaSetValues( tlw,
+ XmNoverrideRedirect, True,
+ NULL );
+
+ XtAddCallback( tlw, XmNdestroyCallback,
+ (XtCallbackProc)wxTLWidgetDestroyCallback,
+ (XtPointer)NULL );
+
+ return (WXWidget)tlw;
}
-#endif // wxUSE_THREADS
-// Create an application context
-bool wxApp::OnInitGui()
+WXWidget wxCreateTopLevelRealizedWidget( WXDisplay* WXUNUSED(display) )
{
- XtToolkitInitialize() ;
- wxTheApp->m_appContext = (WXAppContext) XtCreateApplicationContext() ;
- Display *dpy = XtOpenDisplay((XtAppContext) wxTheApp->m_appContext,(String)NULL,NULL,
- (const char*) wxTheApp->GetClassName(), NULL, 0,
-# if XtSpecificationRelease < 5
- (Cardinal*) &argc,
-# else
- &argc,
-# endif
- argv);
+ Widget rTlw = XtVaCreateWidget( "dummy_widget", topLevelShellWidgetClass,
+ (Widget)wxTheApp->GetTopLevelWidget(),
+ NULL );
+ XtSetMappedWhenManaged( rTlw, False );
+ XtRealizeWidget( rTlw );
- if (!dpy) {
- wxString className(wxTheApp->GetClassName());
- wxLogError(_("wxWindows could not open display for '%s': exiting."),
- (const char*) className);
- exit(-1);
- }
- m_initialDisplay = (WXDisplay*) dpy;
-
- wxTheApp->m_topLevelWidget = (WXWidget) XtAppCreateShell((String)NULL, (const char*) wxTheApp->GetClassName(),
- 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;
+ return (WXWidget)rTlw;
}
-WXColormap wxApp::GetMainColormap(WXDisplay* display)
+WXWidget wxApp::GetTopLevelWidget()
{
- if (!display) /* Must be called first with non-NULL display */
- return m_mainColormap;
-
- int defaultScreen = DefaultScreen((Display*) display);
- Screen* screen = XScreenOfDisplay((Display*) display, defaultScreen);
+ WXDisplay* display = wxGetDisplay();
+ wxPerDisplayData& data = GetOrCreatePerDisplayData( *m_perDisplayData,
+ display );
+ if( data.m_topLevelWidget )
+ return (WXWidget)data.m_topLevelWidget;
- Colormap c = DefaultColormapOfScreen(screen);
-
- if (!m_mainColormap)
- m_mainColormap = (WXColormap) c;
+ WXWidget tlw = wxCreateTopLevelWidget( display );
+ SetTopLevelWidget( display, tlw );
- return (WXColormap) c;
+ return tlw;
}
-// Returns TRUE if an accelerator has been processed
-bool wxApp::CheckForAccelerator(WXEvent* event)
+WXWidget wxApp::GetTopLevelRealizedWidget()
{
- XEvent* xEvent = (XEvent*) event;
- if (xEvent->xany.type == KeyPress)
- {
- // Find a wxWindow for this window
- // TODO: should get display for the window, not the current display
- Widget widget = XtWindowToWidget((Display*) wxGetDisplay(), xEvent->xany.window);
- wxWindow* win = NULL;
+ WXDisplay* display = wxGetDisplay();
+ wxPerDisplayDataMap::iterator it = m_perDisplayData->find( display );
- // Find the first wxWindow that corresponds to this event window
- while (widget && !(win = wxGetWindowFromTable(widget)))
- widget = XtParent(widget);
+ if( it != m_perDisplayData->end() && it->second->m_topLevelRealizedWidget )
+ return (WXWidget)it->second->m_topLevelRealizedWidget;
- if (!widget || !win)
- return FALSE;
+ WXWidget rTlw = wxCreateTopLevelRealizedWidget( display );
+ SetTopLevelRealizedWidget( display, rTlw );
- 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.
- while (win)
- {
- if (win->ProcessAccelerator(keyEvent))
- return TRUE;
- win = win->GetParent();
- }
- return FALSE;
- }
- return FALSE;
+ return rTlw;
}
-bool wxApp::CheckForKeyDown(WXEvent* event)
+void wxApp::SetTopLevelWidget(WXDisplay* display, WXWidget widget)
{
- XEvent* xEvent = (XEvent*) event;
- if (xEvent->xany.type == KeyPress)
- {
- 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_KEY_DOWN);
- wxTranslateKeyEvent(keyEvent, win, (Widget) 0, xEvent);
-
- return win->ProcessEvent( keyEvent );
- }
-
- return FALSE;
+ GetOrCreatePerDisplayData( *m_perDisplayData, display )
+ .m_topLevelWidget = (Widget)widget;
}
-bool wxApp::CheckForKeyUp(WXEvent* event)
+void wxApp::SetTopLevelRealizedWidget(WXDisplay* display, WXWidget widget)
{
- XEvent* xEvent = (XEvent*) event;
- if (xEvent->xany.type == KeyRelease)
- {
- Widget widget = XtWindowToWidget((Display*) wxGetDisplay(),
- xEvent->xany.window);
- wxWindow* win = NULL;
+ GetOrCreatePerDisplayData( *m_perDisplayData, display )
+ .m_topLevelRealizedWidget = (Widget)widget;
+}
- // Find the first wxWindow that corresponds to this event window
- while (widget && !(win = wxGetWindowFromTable(widget)))
- widget = XtParent(widget);
+// Yield to other processes
- if (!widget || !win)
- return FALSE;
+bool wxApp::Yield(bool onlyIfNeeded)
+{
+ static bool s_inYield = false;
- wxKeyEvent keyEvent(wxEVT_KEY_UP);
- wxTranslateKeyEvent(keyEvent, win, (Widget) 0, xEvent);
+ if ( s_inYield )
+ {
+ if ( !onlyIfNeeded )
+ {
+ wxFAIL_MSG( wxT("wxYield called recursively" ) );
+ }
- return win->ProcessEvent( keyEvent );
+ return false;
}
- return FALSE;
-}
-
-void wxExit()
-{
- int retValue = 0;
- if (wxTheApp)
- retValue = wxTheApp->OnExit();
+ s_inYield = true;
- wxApp::CleanUp();
- /*
- * Exit in some platform-specific way. Not recommended that the app calls this:
- * only for emergencies.
- */
- exit(retValue);
-}
-
-// Yield to other processes
-bool wxYield()
-{
+ wxEventLoopGuarantor dummyLoopIfNeeded;
while (wxTheApp && wxTheApp->Pending())
wxTheApp->Dispatch();
- // VZ: is it the same as this (taken from old wxExecute)?
-#if 0
- XtAppProcessEvent((XtAppContext) wxTheApp->GetAppContext(), XtIMAll);
-#endif
+ s_inYield = false;
- return TRUE;
+ return true;
}
-// TODO use XmGetPixmap (?) to get the really standard icons!
+// ----------------------------------------------------------------------------
+// accessors for C modules
+// ----------------------------------------------------------------------------
-#include "wx/generic/info.xpm"
-#include "wx/generic/error.xpm"
-#include "wx/generic/question.xpm"
-#include "wx/generic/warning.xpm"
-
-wxIcon
-wxApp::GetStdIcon(int which) const
+extern "C" XtAppContext wxGetAppContext()
{
- switch(which)
- {
- case wxICON_INFORMATION:
- return wxIcon(info_xpm);
-
- case wxICON_QUESTION:
- return wxIcon(question_xpm);
-
- case wxICON_EXCLAMATION:
- return wxIcon(warning_xpm);
-
- default:
- wxFAIL_MSG("requested non existent standard icon");
- // still fall through
-
- case wxICON_HAND:
- return wxIcon(error_xpm);
- }
+ return (XtAppContext)wxTheApp->GetAppContext();
}
projects / wxWidgets.git / blobdiff