/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
- #pragma implementation "appbase.h"
#pragma implementation "app.h"
#endif
#include "wx/image.h"
#if wxUSE_THREADS
-#include "wx/thread.h"
+ #include "wx/thread.h"
#endif
-#include "unistd.h"
+#include <unistd.h>
-#include "glib.h"
-#include "gdk/gdk.h"
-#include "gtk/gtk.h"
+#include <glib.h>
+#include <gdk/gdk.h>
+#include <gtk/gtk.h>
#include "wx/gtk/win_gtk.h"
wxApp *wxTheApp = (wxApp *) NULL;
wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NULL;
-#if wxUSE_THREADS
-extern wxList *wxPendingEvents;
-extern wxCriticalSection *wxPendingEventsLocker;
-#endif
-extern wxResourceCache *wxTheResourceCache;
extern bool g_isIdle;
-unsigned char g_palette[64*3] =
-{
- 0x0, 0x0, 0x0,
- 0xff, 0xff, 0xff,
- 0xff, 0x0, 0x0,
- 0xff, 0xff, 0x0,
- 0x0, 0xff, 0x0,
- 0x0, 0x0, 0xff,
- 0x0, 0xff, 0xff,
- 0x99, 0x99, 0x99,
- 0xff, 0x88, 0x0,
- 0x88, 0x0, 0x0,
- 0x0, 0x88, 0x88,
- 0x88, 0x88, 0x0,
- 0xff, 0xcc, 0x97,
- 0xbb, 0xbb, 0xbb,
- 0x9f, 0x6b, 0x42,
- 0x55, 0x55, 0x55,
- 0xdd, 0xdd, 0xdd,
- 0x77, 0x77, 0x77,
- 0x33, 0x33, 0x33,
- 0xcc, 0x0, 0x0,
- 0xff, 0x44, 0x0,
- 0xff, 0xcc, 0x0,
- 0xcc, 0xcc, 0x0,
- 0x60, 0x60, 0x0,
- 0x0, 0x43, 0x0,
- 0x0, 0x7f, 0x0,
- 0x0, 0xcc, 0x0,
- 0x0, 0x44, 0x44,
- 0x0, 0x0, 0x44,
- 0x0, 0x0, 0x88,
- 0xef, 0xb1, 0x7b,
- 0xdf, 0x98, 0x5f,
- 0xbf, 0x87, 0x56,
- 0x7f, 0x57, 0x26,
- 0x5f, 0x39, 0xc,
- 0x3f, 0x1c, 0x0,
- 0x21, 0x0, 0x0,
- 0x0, 0x43, 0x87,
- 0x2d, 0x70, 0xaf,
- 0x5a, 0x9e, 0xd7,
- 0x87, 0xcc, 0xff,
- 0xff, 0xe0, 0xba,
- 0x21, 0x43, 0xf,
- 0x3d, 0x5d, 0x25,
- 0x59, 0x78, 0x3a,
- 0x75, 0x93, 0x4f,
- 0x91, 0xae, 0x64,
- 0xad, 0xc8, 0x7a,
- 0xf0, 0xa8, 0xef,
- 0xd0, 0x88, 0xd0,
- 0xaf, 0x66, 0xaf,
- 0x8e, 0x44, 0x8e,
- 0x6d, 0x22, 0x6d,
- 0x4b, 0x0, 0x4b,
- 0xff, 0xc0, 0xbc,
- 0xff, 0x93, 0x91,
- 0xff, 0x66, 0x67,
- 0xd8, 0xf2, 0xbf,
- 0xff, 0xc9, 0x68,
- 0xff, 0x96, 0x67,
- 0xa5, 0x60, 0xff,
- 0x51, 0xff, 0x99,
- 0x3f, 0xa5, 0x63,
- 0x98, 0x90, 0x67
-};
+bool g_mainThreadLocked = FALSE;
+
+GtkWidget *wxRootWindow = (GtkWidget*) NULL;
//-----------------------------------------------------------------------------
// local functions
//-----------------------------------------------------------------------------
-extern void wxFlushResources(void);
+/* forward declaration */
+gint wxapp_idle_callback( gpointer WXUNUSED(data) );
+void wxapp_install_idle_handler();
+
+#if wxUSE_THREADS
+gint wxapp_wakeup_timerout_callback( gpointer WXUNUSED(data) );
+#endif
//-----------------------------------------------------------------------------
-// global functions
+// wxExit
//-----------------------------------------------------------------------------
void wxExit()
gtk_main_quit();
}
-/* forward declaration */
-gint wxapp_idle_callback( gpointer WXUNUSED(data) );
+//-----------------------------------------------------------------------------
+// wxYield
+//-----------------------------------------------------------------------------
bool wxYield()
{
- /* it's necessary to call ProcessIdle() to update the frames sizes which
- might have been changed (it also will update other things set from
- OnUpdateUI() which is a nice (and desired) side effect) */
- while (wxTheApp->ProcessIdle()) { }
+ bool has_idle = (wxTheApp->m_idleTag != 0);
-#if 0
- for ( wxWindowList::Node *node = wxTopLevelWindows.GetFirst();
- node;
- node = node->GetNext() )
- {
- wxWindow *win = node->GetData();
- win->OnInternalIdle();
- }
-#endif
-
- if (wxTheApp->m_idleTag)
+ if (has_idle)
{
/* We need to temporarily remove idle callbacks or the loop will
never finish. */
gtk_idle_remove( wxTheApp->m_idleTag );
wxTheApp->m_idleTag = 0;
+ }
- while (gtk_events_pending())
- gtk_main_iteration();
+ while (gtk_events_pending())
+ gtk_main_iteration();
- /* re-add idle handler */
- wxTheApp->m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL );
- }
- else
+ if (has_idle)
{
- while (gtk_events_pending())
- gtk_main_iteration();
+ /* re-add idle handler (very low priority) */
+ wxTheApp->m_idleTag = gtk_idle_add_priority( 1000, wxapp_idle_callback, (gpointer) NULL );
}
+ // disable log flushing from here because a call to wxYield() shouldn't
+ // normally result in message boxes popping up &c
+ wxLog::Suspend();
+
+ /* it's necessary to call ProcessIdle() to update the frames sizes which
+ might have been changed (it also will update other things set from
+ OnUpdateUI() which is a nice (and desired) side effect) */
+ while (wxTheApp->ProcessIdle())
+ ;
+
+ // let the logs be flashed again
+ wxLog::Resume();
+
return TRUE;
}
-gint wxapp_idle_callback( gpointer WXUNUSED(data) )
+//-----------------------------------------------------------------------------
+// wxWakeUpIdle
+//-----------------------------------------------------------------------------
+
+void wxWakeUpIdle()
{
- if (!wxTheApp) return TRUE;
+#if wxUSE_THREADS
+ if (!wxThread::IsMain())
+ wxMutexGuiEnter();
+#endif
-#if (GTK_MINOR_VERSION > 0)
- /* when getting called from GDK's idle handler we
- are no longer within GDK's grab on the GUI
- thread so we must lock it here ourselves */
- GDK_THREADS_ENTER ();
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+#if wxUSE_THREADS
+ if (!wxThread::IsMain())
+ wxMutexGuiLeave();
#endif
+}
- /* sent idle event to all who request them */
- while (wxTheApp->ProcessIdle()) { }
+//-----------------------------------------------------------------------------
+// local functions
+//-----------------------------------------------------------------------------
+
+gint wxapp_idle_callback( gpointer WXUNUSED(data) )
+{
+ if (!wxTheApp) return TRUE;
+
+ // when getting called from GDK's time-out handler
+ // we are no longer within GDK's grab on the GUI
+ // thread so we must lock it here ourselves
+ gdk_threads_enter();
/* we don't want any more idle events until the next event is
sent to wxGTK */
emptied */
g_isIdle = TRUE;
-#if (GTK_MINOR_VERSION > 0)
- /* release lock again */
- GDK_THREADS_LEAVE ();
-#endif
+ /* sent idle event to all who request them */
+ while (wxTheApp->ProcessIdle()) { }
+
+ // release lock again
+ gdk_threads_leave();
return TRUE;
}
void wxapp_install_idle_handler()
{
- wxASSERT_MSG( wxTheApp->m_idleTag == 0, _T("attempt to install idle handler twice") );
+ wxASSERT_MSG( wxTheApp->m_idleTag == 0, wxT("attempt to install idle handler twice") );
- /* this routine gets called by all event handlers
- indicating that the idle is over. */
+ /* This routine gets called by all event handlers
+ indicating that the idle is over. It may also
+ get called from other thread for sending events
+ to the main thread (and processing these in
+ idle time). Very low priority. */
- wxTheApp->m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL );
+ wxTheApp->m_idleTag = gtk_idle_add_priority( 1000, wxapp_idle_callback, (gpointer) NULL );
g_isIdle = FALSE;
}
-/*
#if wxUSE_THREADS
-static gint wxapp_wakeup_timerout_callback( gpointer WXUNUSED(data) )
+
+void wxapp_install_thread_wakeup()
{
+ if (wxTheApp->m_wakeUpTimerTag) return;
+
+ wxTheApp->m_wakeUpTimerTag = gtk_timeout_add( 50, wxapp_wakeup_timerout_callback, (gpointer) NULL );
+}
+
+void wxapp_uninstall_thread_wakeup()
+{
+ if (!wxTheApp->m_wakeUpTimerTag) return;
+
gtk_timeout_remove( wxTheApp->m_wakeUpTimerTag );
wxTheApp->m_wakeUpTimerTag = 0;
+}
-#if (GTK_MINOR_VERSION > 0)
+gint wxapp_wakeup_timerout_callback( gpointer WXUNUSED(data) )
+{
// when getting called from GDK's time-out handler
// we are no longer within GDK's grab on the GUI
// thread so we must lock it here ourselves
- GDK_THREADS_ENTER ();
-#endif
+ gdk_threads_enter();
+
+ wxapp_uninstall_thread_wakeup();
// unblock other threads wishing to do some GUI things
wxMutexGuiLeave();
+ g_mainThreadLocked = TRUE;
+
// wake up other threads
wxUsleep( 1 );
// block other thread again
wxMutexGuiEnter();
-#if (GTK_MINOR_VERSION > 0)
- // release lock again
- GDK_THREADS_LEAVE ();
-#endif
+ g_mainThreadLocked = FALSE;
+
+ wxapp_install_thread_wakeup();
- wxTheApp->m_wakeUpTimerTag = gtk_timeout_add( 20, wxapp_wakeup_timerout_callback, (gpointer) NULL );
+ // release lock again
+ gdk_threads_leave();
return TRUE;
}
-#endif
-*/
+
+#endif // wxUSE_THREADS
//-----------------------------------------------------------------------------
// wxApp
m_topWindow = (wxWindow *) NULL;
m_exitOnFrameDelete = TRUE;
- m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL );
+ m_idleTag = gtk_idle_add_priority( 1000, wxapp_idle_callback, (gpointer) NULL );
-/*
#if wxUSE_THREADS
- m_wakeUpTimerTag = gtk_timeout_add( 20, wxapp_wakeup_timerout_callback, (gpointer) NULL );
+ m_wakeUpTimerTag = 0;
+ wxapp_install_thread_wakeup();
#endif
-*/
m_colorCube = (unsigned char*) NULL;
+
+ m_useBestVisual = FALSE;
}
wxApp::~wxApp()
{
if (m_idleTag) gtk_idle_remove( m_idleTag );
-/*
#if wxUSE_THREADS
- if (m_wakeUpTimerTag) gtk_timeout_remove( m_wakeUpTimerTag );
+ wxapp_uninstall_thread_wakeup();
#endif
-*/
if (m_colorCube) free(m_colorCube);
}
/* on some machines, the default visual is just 256 colours, so
we make sure we get the best. this can sometimes be wasteful,
of course, but what do these guys pay $30.000 for? */
-/*
- if (gdk_visual_get_best() != gdk_visual_get_system())
+
+ if ((gdk_visual_get_best() != gdk_visual_get_system()) &&
+ (m_useBestVisual))
{
+#ifdef __WXGTK20__
+ /* seems gtk_widget_set_default_visual no longer exists? */
+ GdkVisual* vis = gtk_widget_get_default_visual();
+#else
GdkVisual* vis = gdk_visual_get_best();
gtk_widget_set_default_visual( vis );
+#endif
GdkColormap *colormap = gdk_colormap_new( vis, FALSE );
gtk_widget_set_default_colormap( colormap );
visual = vis;
}
-*/
/* Nothing to do for 15, 16, 24, 32 bit displays */
if (visual->depth > 8) return TRUE;
- /* this initiates the standard palette as defined by GdkImlib
- in the GNOME libraries. it ensures that all GNOME applications
- use the same 64 colormap entries on 8-bit displays so you
- can use several rather graphics-heavy applications at the
- same time.
- NOTE: this doesn't really seem to work this way... */
-
- /*
- GdkColormap *cmap = gdk_colormap_new( gdk_visual_get_system(), TRUE );
-
- for (int i = 0; i < 64; i++)
- {
- GdkColor col;
- col.red = g_palette[i*3 + 0] << 8;
- col.green = g_palette[i*3 + 1] << 8;
- col.blue = g_palette[i*3 + 2] << 8;
- col.pixel = 0;
-
- gdk_color_alloc( cmap, &col );
- }
-
- gtk_widget_set_default_colormap( cmap );
- */
-
/* initialize color cube for 8-bit color reduction dithering */
GdkColormap *cmap = gtk_widget_get_default_colormap();
index |= (g >> (5 - vis->green_prec)) << vis->green_shift;
index |= (b >> (5 - vis->blue_prec)) << vis->blue_shift;
#else
- wxFAIL_MSG( _T("Unsupported graphics hardware") );
+ wxFAIL_MSG( wxT("Unsupported graphics hardware") );
#endif
}
m_colorCube[ (r*1024) + (g*32) + b ] = index;
void wxApp::OnIdle( wxIdleEvent &event )
{
- static bool inOnIdle = FALSE;
+ static bool s_inOnIdle = FALSE;
/* Avoid recursion (via ProcessEvent default case) */
- if (inOnIdle)
+ if (s_inOnIdle)
return;
- inOnIdle = TRUE;
+ s_inOnIdle = TRUE;
-#if wxUSE_THREADS
/* Resend in the main thread events which have been prepared in other
threads */
ProcessPendingEvents();
-#endif
/* 'Garbage' collection of windows deleted with Close(). */
DeletePendingObjects();
- /* flush the logged messages if any */
-#if wxUSE_LOG
- wxLog *log = wxLog::GetActiveTarget();
- if (log != NULL && log->HasPendingMessages())
- log->Flush();
-#endif // wxUSE_LOG
-
/* Send OnIdle events to all windows */
bool needMore = SendIdleEvents();
if (needMore)
event.RequestMore(TRUE);
- inOnIdle = FALSE;
+ s_inOnIdle = FALSE;
+
+ /* flush the logged messages if any */
+#if wxUSE_LOG
+ wxLog::FlushActive();
+#endif // wxUSE_LOG
}
bool wxApp::SendIdleEvents()
wxIdleEvent event;
event.SetEventObject(win);
- win->OnInternalIdle();
+ win->GetEventHandler()->ProcessEvent(event);
- win->ProcessEvent(event);
+ win->OnInternalIdle();
if (event.MoreRequested())
needMore = TRUE;
void wxApp::ExitMainLoop()
{
- gtk_main_quit();
+ if (gtk_main_level() > 0)
+ gtk_main_quit();
}
bool wxApp::Initialized()
gtk_main_iteration();
}
-#if wxUSE_THREADS
-void wxApp::ProcessPendingEvents()
-{
- wxNode *node = wxPendingEvents->First();
- wxCriticalSectionLocker locker(*wxPendingEventsLocker);
-
- while (node)
- {
- wxEvtHandler *handler = (wxEvtHandler *)node->Data();
-
- handler->ProcessPendingEvents();
-
- delete node;
-
- node = wxPendingEvents->First();
- }
-}
-#endif // wxUSE_THREADS
-
void wxApp::DeletePendingObjects()
{
wxNode *node = wxPendingDelete.First();
wxPendingEventsLocker = new wxCriticalSection();
#endif
-/*
- wxTheFontNameDirectory = new wxFontNameDirectory;
- wxTheFontNameDirectory->Initialize();
-*/
-
wxTheColourDatabase = new wxColourDatabase( wxKEY_STRING );
wxTheColourDatabase->Initialize();
wxInitializeStockObjects();
#if wxUSE_WX_RESOURCES
- wxTheResourceCache = new wxResourceCache( wxKEY_STRING );
-
wxInitializeResourceSystem();
#endif
- wxImage::InitStandardHandlers();
-
wxModule::RegisterModules();
if (!wxModule::InitializeModules()) return FALSE;
wxModule::CleanUpModules();
#if wxUSE_WX_RESOURCES
- wxFlushResources();
-
- if (wxTheResourceCache)
- delete wxTheResourceCache;
- wxTheResourceCache = (wxResourceCache*) NULL;
-
wxCleanUpResourceSystem();
#endif
if (wxTheColourDatabase)
delete wxTheColourDatabase;
- wxTheColourDatabase = (wxColourDatabase*) NULL;
-/*
- if (wxTheFontNameDirectory) delete wxTheFontNameDirectory;
- wxTheFontNameDirectory = (wxFontNameDirectory*) NULL;
-*/
+ wxTheColourDatabase = (wxColourDatabase*) NULL;
wxDeleteStockObjects();
wxDeleteStockLists();
- wxImage::CleanUpHandlers();
-
delete wxTheApp;
wxTheApp = (wxApp*) NULL;
// check for memory leaks
#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
- if (wxDebugContext::CountObjectsLeft() > 0)
+ if (wxDebugContext::CountObjectsLeft(TRUE) > 0)
{
- wxLogDebug(_T("There were memory leaks.\n"));
+ wxLogDebug(wxT("There were memory leaks.\n"));
wxDebugContext::Dump();
wxDebugContext::PrintStatistics();
}
wxLog *oldLog = wxLog::SetActiveTarget( (wxLog*) NULL );
if (oldLog)
delete oldLog;
-}
-
#endif // wxUSE_LOG
+}
//-----------------------------------------------------------------------------
// wxEntry
//-----------------------------------------------------------------------------
-int wxEntry( int argc, char *argv[] )
+
+int wxEntryStart( int argc, char *argv[] )
{
+#if wxUSE_THREADS
+ /* GTK 1.2 up to version 1.2.3 has broken threads */
+ if ((gtk_major_version == 1) &&
+ (gtk_minor_version == 2) &&
+ (gtk_micro_version < 4))
+ {
+ printf( "wxWindows warning: GUI threading disabled due to outdated GTK version\n" );
+ }
+ else
+ {
+ g_thread_init(NULL);
+ }
+#endif
+
gtk_set_locale();
+#if defined(__WXGTK20__)
+ // gtk+ 2.0 supports Unicode through UTF-8 strings
+ wxConvCurrent = &wxConvUTF8;
+#elif wxUSE_WCHAR_T
if (!wxOKlibc()) wxConvCurrent = &wxConvLocal;
+#else
+ if (!wxOKlibc()) wxConvCurrent = (wxMBConv*) NULL;
+#endif
+
+ gdk_threads_enter();
gtk_init( &argc, &argv );
wxSetDetectableAutoRepeat( TRUE );
if (!wxApp::Initialize())
+ {
+ gdk_threads_leave();
return -1;
+ }
+
+ return 0;
+}
+
+
+int wxEntryInitGui()
+{
+ int retValue = 0;
+
+ if ( !wxTheApp->OnInitGui() )
+ retValue = -1;
+
+ wxRootWindow = gtk_window_new( GTK_WINDOW_TOPLEVEL );
+ gtk_widget_realize( wxRootWindow );
+
+ return retValue;
+}
+
+
+void wxEntryCleanup()
+{
+#if wxUSE_LOG
+ // flush the logged messages if any
+ wxLog *log = wxLog::GetActiveTarget();
+ if (log != NULL && log->HasPendingMessages())
+ log->Flush();
+
+ // continuing to use user defined log target is unsafe from now on because
+ // some resources may be already unavailable, so replace it by something
+ // more safe
+ wxLog *oldlog = wxLog::SetActiveTarget(new wxLogStderr);
+ if ( oldlog )
+ delete oldlog;
+#endif // wxUSE_LOG
+
+ wxApp::CleanUp();
+
+ gdk_threads_leave();
+}
+
+
+
+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
+ int err = wxEntryStart(argc, argv);
+ if (err)
+ return err;
if (!wxTheApp)
{
wxCHECK_MSG( wxApp::GetInitializerFunction(), -1,
- _T("wxWindows error: No initializer - use IMPLEMENT_APP macro.\n") );
+ wxT("wxWindows error: No initializer - use IMPLEMENT_APP macro.\n") );
wxAppInitializerFunction app_ini = wxApp::GetInitializerFunction();
wxTheApp = (wxApp*) test_app;
}
- wxCHECK_MSG( wxTheApp, -1, _T("wxWindows error: no application object") );
+ wxCHECK_MSG( wxTheApp, -1, wxT("wxWindows error: no application object") );
wxTheApp->argc = argc;
+#if wxUSE_UNICODE
+ wxTheApp->argv = new wxChar*[argc+1];
+ int mb_argc = 0;
+ while (mb_argc < argc)
+ {
+ wxTheApp->argv[mb_argc] = wxStrdup(wxConvLibc.cMB2WX(argv[mb_argc]));
+ mb_argc++;
+ }
+ wxTheApp->argv[mb_argc] = (wxChar *)NULL;
+#else
wxTheApp->argv = argv;
+#endif
wxString name(wxFileNameFromPath(argv[0]));
wxStripExtension( name );
wxTheApp->SetAppName( name );
- int retValue = 0;
-
- if ( !wxTheApp->OnInitGui() )
- retValue = -1;
+ int retValue;
+ retValue = wxEntryInitGui();
// Here frames insert themselves automatically into wxTopLevelWindows by
// getting created in OnInit().
if (wxTheApp->Initialized())
{
- retValue = wxTheApp->OnRun();
+ wxTheApp->OnRun();
wxWindow *topWindow = wxTheApp->GetTopWindow();
if (topWindow)
wxTheApp->SetTopWindow( (wxWindow*) NULL );
}
}
- wxTheApp->OnExit();
+
+ retValue = wxTheApp->OnExit();
}
}
-#if wxUSE_LOG
- // flush the logged messages if any
- wxLog *log = wxLog::GetActiveTarget();
- if (log != NULL && log->HasPendingMessages())
- log->Flush();
-
- // continuing to use user defined log target is unsafe from now on because
- // some resources may be already unavailable, so replace it by something
- // more safe
- wxLog *oldlog = wxLog::SetActiveTarget(new wxLogStderr);
- if ( oldlog )
- delete oldlog;
-#endif // wxUSE_LOG
-
- wxApp::CleanUp();
+ wxEntryCleanup();
return retValue;
}
return wxIcon(warning_xpm);
default:
- wxFAIL_MSG("requested non existent standard icon");
+ wxFAIL_MSG(wxT("requested non existent standard icon"));
// still fall through
case wxICON_HAND:
projects / wxWidgets.git / blobdiff