#include "wx/module.h"
#include "wx/image.h"
+#ifdef __WXUNIVERSAL__
+ #include "wx/univ/theme.h"
+ #include "wx/univ/renderer.h"
+#endif
+
#if wxUSE_THREADS
-#include "wx/thread.h"
+ #include "wx/thread.h"
#endif
#include <unistd.h>
+#include "wx/gtk/win_gtk.h"
-#include <glib.h>
-#include <gdk/gdk.h>
#include <gtk/gtk.h>
-#include "wx/gtk/win_gtk.h"
//-----------------------------------------------------------------------------
// global data
extern bool g_isIdle;
+bool g_mainThreadLocked = FALSE;
+gint g_pendingTag = 0;
+
+static GtkWidget *gs_RootWindow = (GtkWidget*) NULL;
+
//-----------------------------------------------------------------------------
// local functions
//-----------------------------------------------------------------------------
-/* forward declaration */
-gint wxapp_idle_callback( gpointer WXUNUSED(data) );
-void wxapp_install_idle_handler();
+extern "C"
+{
+ gint wxapp_idle_callback( gpointer WXUNUSED(data) );
+ gint wxapp_pending_callback( gpointer WXUNUSED(data) );
+}
-#if wxUSE_THREADS
-gint wxapp_wakeup_timerout_callback( gpointer WXUNUSED(data) );
-#endif
+void wxapp_install_thread_wakeup();
+void wxapp_uninstall_thread_wakeup();
+void wxapp_install_idle_handler();
//-----------------------------------------------------------------------------
// wxExit
// wxYield
//-----------------------------------------------------------------------------
-bool wxYield()
+bool wxApp::Yield(bool onlyIfNeeded)
{
- bool has_idle = (wxTheApp->m_idleTag != 0);
+ // MT-FIXME
+ static bool s_inYield = FALSE;
- if (has_idle)
+ if ( s_inYield )
{
- /* We need to temporarily remove idle callbacks or the loop will
- never finish. */
- gtk_idle_remove( wxTheApp->m_idleTag );
- wxTheApp->m_idleTag = 0;
+ if ( !onlyIfNeeded )
+ {
+ wxFAIL_MSG( wxT("wxYield called recursively" ) );
+ }
+
+ return FALSE;
}
+#if wxUSE_THREADS
+ if ( !wxThread::IsMain() )
+ {
+ // can't call gtk_main_iteration() from other threads like this
+ return TRUE;
+ }
+#endif // wxUSE_THREADS
+
+ s_inYield = TRUE;
+
+ if (!g_isIdle)
+ {
+ // We need to remove idle callbacks or the loop will
+ // never finish.
+ gtk_idle_remove( m_idleTag );
+ m_idleTag = 0;
+ g_isIdle = TRUE;
+ }
+
+ // disable log flushing from here because a call to wxYield() shouldn't
+ // normally result in message boxes popping up &c
+ wxLog::Suspend();
+
while (gtk_events_pending())
gtk_main_iteration();
/* 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()) { }
-
- if (has_idle)
+ while ( ProcessIdle() )
{
- /* re-add idle handler */
- wxTheApp->m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL );
}
+ // let the logs be flashed again
+ wxLog::Resume();
+
+ s_inYield = FALSE;
+
return TRUE;
}
wxMutexGuiEnter();
#endif
- if (g_isIdle)
+ if (g_isIdle)
wxapp_install_idle_handler();
-
+
#if wxUSE_THREADS
if (!wxThread::IsMain())
wxMutexGuiLeave();
// local functions
//-----------------------------------------------------------------------------
-gint wxapp_idle_callback( gpointer WXUNUSED(data) )
+void wxapp_install_idle_handler()
+{
+ wxASSERT_MSG( wxTheApp->m_idleTag == 0, wxT("attempt to install idle handler twice") );
+
+ g_isIdle = FALSE;
+
+ if (g_pendingTag == 0)
+ g_pendingTag = gtk_idle_add_priority( 900, wxapp_pending_callback, (gpointer) NULL );
+
+ /* 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_priority( 1000, wxapp_idle_callback, (gpointer) NULL );
+}
+
+// the callback functions must be extern "C" to comply with GTK+ declarations
+extern "C"
+{
+
+gint wxapp_pending_callback( gpointer WXUNUSED(data) )
{
if (!wxTheApp) return TRUE;
// thread so we must lock it here ourselves
gdk_threads_enter();
- /* sent idle event to all who request them */
- while (wxTheApp->ProcessIdle()) { }
+ // Sent idle event to all who request them
+ wxTheApp->ProcessPendingEvents();
- /* we don't want any more idle events until the next event is
- sent to wxGTK */
- gtk_idle_remove( wxTheApp->m_idleTag );
- wxTheApp->m_idleTag = 0;
+ g_pendingTag = 0;
- /* indicate that we are now in idle mode - even so deeply
- in idle mode that we don't get any idle events anymore.
- this is like wxMSW where an idle event is sent only
- once each time after the event queue has been completely
- emptied */
- g_isIdle = TRUE;
+ /* flush the logged messages if any */
+#if wxUSE_LOG
+ wxLog::FlushActive();
+#endif // wxUSE_LOG
- // release lock again
+ // Release lock again
gdk_threads_leave();
- return TRUE;
+ // Return FALSE to indicate that no more idle events are
+ // to be sent (single shot instead of continuous stream)
+ return FALSE;
}
-void wxapp_install_idle_handler()
+gint wxapp_idle_callback( gpointer WXUNUSED(data) )
{
- wxASSERT_MSG( wxTheApp->m_idleTag == 0, wxT("attempt to install idle handler twice") );
+ if (!wxTheApp)
+ return TRUE;
- /* 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). */
+#ifdef __WXDEBUG__
+ // don't generate the idle events while the assert modal dialog is shown,
+ // this completely confuses the apps which don't expect to be reentered
+ // from some safely-looking functions
+ if ( wxTheApp->IsInAssert() )
+ {
+ return TRUE;
+ }
+#endif // __WXDEBUG__
- wxTheApp->m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL );
+ // 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();
- g_isIdle = FALSE;
-}
+ /* Indicate that we are now in idle mode - even so deeply
+ in idle mode that we don't get any idle events anymore.
+ this is like wxMSW where an idle event is sent only
+ once each time after the event queue has been completely
+ emptied */
+ g_isIdle = TRUE;
+ wxTheApp->m_idleTag = 0;
-#if wxUSE_THREADS
+ // Sent idle event to all who request them as long as they do
+ while (wxTheApp->ProcessIdle())
+ ;
-void wxapp_install_thread_wakeup()
-{
- if (wxTheApp->m_wakeUpTimerTag) return;
+ // Release lock again
+ gdk_threads_leave();
- wxTheApp->m_wakeUpTimerTag = gtk_timeout_add( 50, wxapp_wakeup_timerout_callback, (gpointer) NULL );
+ // Return FALSE to indicate that no more idle events are
+ // to be sent (single shot instead of continuous stream)
+ return FALSE;
}
-void wxapp_uninstall_thread_wakeup()
-{
- if (!wxTheApp->m_wakeUpTimerTag) return;
-
- gtk_timeout_remove( wxTheApp->m_wakeUpTimerTag );
- wxTheApp->m_wakeUpTimerTag = 0;
-}
+#if wxUSE_THREADS
gint wxapp_wakeup_timerout_callback( gpointer WXUNUSED(data) )
{
// unblock other threads wishing to do some GUI things
wxMutexGuiLeave();
+ g_mainThreadLocked = TRUE;
+
// wake up other threads
wxUsleep( 1 );
// block other thread again
wxMutexGuiEnter();
+ g_mainThreadLocked = FALSE;
+
wxapp_install_thread_wakeup();
// release lock again
gdk_threads_leave();
-
+
return TRUE;
}
#endif // wxUSE_THREADS
+} // extern "C"
+
+#if wxUSE_THREADS
+
+static int g_threadUninstallLevel = 0;
+
+void wxapp_install_thread_wakeup()
+{
+ g_threadUninstallLevel++;
+
+ if (g_threadUninstallLevel != 1) return;
+
+ if (wxTheApp->m_wakeUpTimerTag) return;
+
+ wxTheApp->m_wakeUpTimerTag = gtk_timeout_add( 50, wxapp_wakeup_timerout_callback, (gpointer) NULL );
+}
+
+void wxapp_uninstall_thread_wakeup()
+{
+ g_threadUninstallLevel--;
+
+ if (g_threadUninstallLevel != 0) return;
+
+ if (!wxTheApp->m_wakeUpTimerTag) return;
+
+ gtk_timeout_remove( wxTheApp->m_wakeUpTimerTag );
+ wxTheApp->m_wakeUpTimerTag = 0;
+}
+
+#endif // wxUSE_THREADS
+
+//-----------------------------------------------------------------------------
+// Access to the root window global
+//-----------------------------------------------------------------------------
+
+GtkWidget* wxGetRootWindow()
+{
+ if (gs_RootWindow == NULL)
+ {
+ gs_RootWindow = gtk_window_new( GTK_WINDOW_TOPLEVEL );
+ gtk_widget_realize( gs_RootWindow );
+ }
+ return gs_RootWindow;
+}
+
//-----------------------------------------------------------------------------
// wxApp
//-----------------------------------------------------------------------------
wxApp::wxApp()
{
- wxTheApp = this;
+ m_initialized = FALSE;
+#ifdef __WXDEBUG__
+ m_isInAssert = FALSE;
+#endif // __WXDEBUG__
- m_topWindow = (wxWindow *) NULL;
- m_exitOnFrameDelete = TRUE;
-
- m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL );
+ m_idleTag = 0;
+ wxapp_install_idle_handler();
#if wxUSE_THREADS
m_wakeUpTimerTag = 0;
#endif
m_colorCube = (unsigned char*) NULL;
+
+ // this is NULL for a "regular" wxApp, but is set (and freed) by a wxGLApp
+ m_glVisualInfo = (void *) NULL;
}
wxApp::~wxApp()
bool wxApp::OnInitGui()
{
+ if ( !wxAppBase::OnInitGui() )
+ return FALSE;
+
GdkVisual *visual = gdk_visual_get_system();
- /* 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 this is a wxGLApp (derived from wxApp), and we've already
+ // chosen a specific visual, then derive the GdkVisual from that
+ if (m_glVisualInfo != NULL)
{
+#ifdef __WXGTK20__
+ // seems gtk_widget_set_default_visual no longer exists?
+ GdkVisual* vis = gtk_widget_get_default_visual();
+#else
+ GdkVisual* vis = gdkx_visual_get(
+ ((XVisualInfo *) m_glVisualInfo) ->visualid );
+ gtk_widget_set_default_visual( vis );
+#endif
+
+ GdkColormap *colormap = gdk_colormap_new( vis, FALSE );
+ gtk_widget_set_default_colormap( colormap );
+
+ visual = vis;
+ }
+
+ // On some machines, the default visual is just 256 colours, so
+ // we make sure we get the best. This can sometimes be wasteful.
+
+ else
+ 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 */
+ // Nothing to do for 15, 16, 24, 32 bit displays
if (visual->depth > 8) return TRUE;
- /* initialize color cube for 8-bit color reduction dithering */
+ // initialize color cube for 8-bit color reduction dithering
GdkColormap *cmap = gtk_widget_get_default_colormap();
}
else
{
-#if (GTK_MINOR_VERSION > 0)
- /* assume 8-bit true or static colors. this really
- exists. */
+ // assume 8-bit true or static colors. this really exists
GdkVisual* vis = gdk_colormap_get_visual( cmap );
index = (r >> (5 - vis->red_prec)) << vis->red_shift;
index |= (g >> (5 - vis->green_prec)) << vis->green_shift;
index |= (b >> (5 - vis->blue_prec)) << vis->blue_shift;
-#else
- wxFAIL_MSG( wxT("Unsupported graphics hardware") );
-#endif
}
m_colorCube[ (r*1024) + (g*32) + b ] = index;
}
return TRUE;
}
+GdkVisual *wxApp::GetGdkVisual()
+{
+ GdkVisual *visual = NULL;
+
+ if (m_glVisualInfo)
+ visual = gdkx_visual_get( ((XVisualInfo *) m_glVisualInfo)->visualid );
+ else
+ visual = gdk_window_get_visual( wxGetRootWindow()->window );
+
+ wxASSERT( visual );
+
+ return visual;
+}
+
bool wxApp::ProcessIdle()
{
wxIdleEvent event;
/* '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();
wxIdleEvent event;
event.SetEventObject(win);
- win->ProcessEvent(event);
+ win->GetEventHandler()->ProcessEvent(event);
win->OnInternalIdle();
wxClassInfo::InitializeClasses();
- wxSystemSettings::Init();
+#if wxUSE_INTL
+ wxFont::SetDefaultEncoding(wxLocale::GetSystemEncoding());
+#endif
// 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.
wxPendingEventsLocker = new wxCriticalSection();
#endif
-/*
- wxTheFontNameDirectory = new wxFontNameDirectory;
- wxTheFontNameDirectory->Initialize();
-*/
-
wxTheColourDatabase = new wxColourDatabase( wxKEY_STRING );
wxTheColourDatabase->Initialize();
wxInitializeStockLists();
wxInitializeStockObjects();
+#if wxUSE_WX_RESOURCES
+ wxInitializeResourceSystem();
+#endif
+
wxModule::RegisterModules();
if (!wxModule::InitializeModules()) return FALSE;
{
wxModule::CleanUpModules();
+#if wxUSE_WX_RESOURCES
+ wxCleanUpResourceSystem();
+#endif
+
if (wxTheColourDatabase)
delete wxTheColourDatabase;
- wxTheColourDatabase = (wxColourDatabase*) NULL;
-/*
- if (wxTheFontNameDirectory) delete wxTheFontNameDirectory;
- wxTheFontNameDirectory = (wxFontNameDirectory*) NULL;
-*/
+ wxTheColourDatabase = (wxColourDatabase*) NULL;
wxDeleteStockObjects();
delete wxPendingEventsLocker;
#endif
- wxSystemSettings::Done();
-
delete[] wxBuffer;
wxClassInfo::CleanUpClasses();
// check for memory leaks
#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
- if (wxDebugContext::CountObjectsLeft() > 0)
+ if (wxDebugContext::CountObjectsLeft(TRUE) > 0)
{
wxLogDebug(wxT("There were memory leaks.\n"));
wxDebugContext::Dump();
// wxEntry
//-----------------------------------------------------------------------------
-int wxEntry( int argc, char *argv[] )
+// NB: argc and argv may be changed here, pass by reference!
+int wxEntryStart( int& argc, char *argv[] )
{
#if wxUSE_THREADS
- g_thread_init(NULL);
+ // 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();
+ // We should have the wxUSE_WCHAR_T test on the _outside_
#if wxUSE_WCHAR_T
+#if defined(__WXGTK20__)
+ // gtk+ 2.0 supports Unicode through UTF-8 strings
+ wxConvCurrent = &wxConvUTF8;
+#else
if (!wxOKlibc()) wxConvCurrent = &wxConvLocal;
+#endif
#else
if (!wxOKlibc()) wxConvCurrent = (wxMBConv*) NULL;
#endif
return -1;
}
+ return 0;
+}
+
+
+int wxEntryInitGui()
+{
+ int retValue = 0;
+
+ if ( !wxTheApp->OnInitGui() )
+ retValue = -1;
+
+ wxGetRootWindow();
+
+ 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,
#if wxUSE_UNICODE
wxTheApp->argv = new wxChar*[argc+1];
int mb_argc = 0;
- while (mb_argc < argc)
+ while (mb_argc < argc)
{
wxTheApp->argv[mb_argc] = wxStrdup(wxConvLibc.cMB2WX(argv[mb_argc]));
mb_argc++;
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();
-
- gdk_threads_leave();
+ wxEntryCleanup();
return retValue;
}
+#ifndef __WXUNIVERSAL__
+
+// XPM hack: make the arrays const
+#define static static const
+
#include "wx/gtk/info.xpm"
#include "wx/gtk/error.xpm"
#include "wx/gtk/question.xpm"
#include "wx/gtk/warning.xpm"
-wxIcon
-wxApp::GetStdIcon(int which) const
+#undef static
+
+wxIcon wxApp::GetStdIcon(int which) const
{
switch(which)
{
return wxIcon(error_xpm);
}
}
+#else
+wxIcon wxApp::GetStdIcon(int which) const
+{
+ return wxTheme::Get()->GetRenderer()->GetStdIcon(which);
+}
+#endif // !__WXUNIVERSAL__
+
+
+#ifdef __WXDEBUG__
+
+void wxApp::OnAssert(const wxChar *file, int line, const wxChar *msg)
+{
+ m_isInAssert = TRUE;
+
+ wxAppBase::OnAssert(file, line, msg);
+
+ m_isInAssert = FALSE;
+}
+
+#endif // __WXDEBUG__
+
projects / wxWidgets.git / blobdiff