/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
-#pragma implementation "app.h"
+ #pragma implementation "app.h"
#endif
#include "wx/app.h"
#include "wx/memory.h"
#include "wx/font.h"
#include "wx/settings.h"
-#include "wx/resource.h"
+#include "wx/dialog.h"
+
+#if wxUSE_WX_RESOURCES
+ #include "wx/resource.h"
+#endif
+
#include "wx/module.h"
#include "wx/image.h"
+
#include "wx/thread.h"
#include "unistd.h"
+#include <glib.h>
+#include <gdk/gdk.h>
+#include <gtk/gtk.h>
+
+#include "wx/gtk/win_gtk.h"
+
//-----------------------------------------------------------------------------
// global data
//-----------------------------------------------------------------------------
wxAppInitializerFunction wxApp::m_appInitFn = (wxAppInitializerFunction) NULL;
extern wxList wxPendingDelete;
+#if wxUSE_THREADS
+extern wxList wxPendingEvents;
+extern wxCriticalSection wxPendingEventsLocker;
+#endif
extern wxResourceCache *wxTheResourceCache;
unsigned char g_palette[64*3] =
// global functions
//-----------------------------------------------------------------------------
-void wxExit(void)
+void wxExit()
{
gtk_main_quit();
}
-bool wxYield(void)
+bool wxYield()
{
- while (gtk_events_pending() > 0) 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)
+ for ( wxNode *node = wxTopLevelWindows.GetFirst();
+ node;
+ node = node->GetNext() )
+ {
+ wxWindow *win = ((wxWindow*)node->GetData());
+ win->OnInternalIdle();
+ }
+
+ while (gtk_events_pending() > 0)
+ gtk_main_iteration();
+
return TRUE;
}
gint wxapp_idle_callback( gpointer WXUNUSED(data) )
{
- if (wxTheApp) while (wxTheApp->ProcessIdle()) {}
+ if (wxTheApp)
+ {
+ while (wxTheApp->ProcessIdle())
+ {
+ }
+ }
+
wxMutexGuiLeave();
- usleep(10000);
+ wxUsleep(10);
wxMutexGuiEnter();
+
return TRUE;
}
wxApp::wxApp()
{
- m_idleTag = 0;
+ wxTheApp = this;
+
m_topWindow = (wxWindow *) NULL;
m_exitOnFrameDelete = TRUE;
- wxTheApp = this;
+
+ m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL );
+
+ m_colorCube = (unsigned char*) NULL;
}
-wxApp::~wxApp(void)
+wxApp::~wxApp()
{
gtk_idle_remove( m_idleTag );
-}
-bool wxApp::OnInit(void)
-{
- return TRUE;
+ if (m_colorCube) free(m_colorCube);
}
-bool wxApp::OnInitGui(void)
+bool wxApp::OnInitGui()
{
- m_idleTag = gtk_idle_add( wxapp_idle_callback, NULL );
- return TRUE;
-}
+ /* Nothing to do for 15, 16, 24, 32 bit displays */
-int wxApp::OnRun(void)
-{
- return MainLoop();
+ GdkVisual *visual = gdk_visual_get_system();
+ 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();
+
+ m_colorCube = (unsigned char*)malloc(32 * 32 * 32);
+
+ for (int r = 0; r < 32; r++)
+ {
+ for (int g = 0; g < 32; g++)
+ {
+ for (int b = 0; b < 32; b++)
+ {
+ int rr = (r << 3) | (r >> 2);
+ int gg = (g << 3) | (g >> 2);
+ int bb = (b << 3) | (b >> 2);
+
+ GdkColor *colors = cmap->colors;
+ int max = 3 * (65536);
+ int index = -1;
+
+ for (int i = 0; i < cmap->size; i++)
+ {
+ int rdiff = ((rr << 8) - colors[i].red);
+ int gdiff = ((gg << 8)- colors[i].green);
+ int bdiff = ((bb << 8)- colors[i].blue);
+ int sum = ABS (rdiff) + ABS (gdiff) + ABS (bdiff);
+ if (sum < max) { index = i; max = sum; }
+ }
+
+ m_colorCube[ (r*1024) + (g*32) + b ] = index;
+ }
+ }
+ }
+
+
+ return TRUE;
}
-bool wxApp::ProcessIdle(void)
+bool wxApp::ProcessIdle()
{
wxIdleEvent event;
event.SetEventObject( this );
{
static bool inOnIdle = FALSE;
- // Avoid recursion (via ProcessEvent default case)
+ /* Avoid recursion (via ProcessEvent default case) */
if (inOnIdle)
return;
inOnIdle = TRUE;
- // 'Garbage' collection of windows deleted with Close().
+ /* Resend in the main thread events which have been prepared in other
+ threads */
+ ProcessPendingEvents();
+
+ /* '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 *log = wxLog::GetActiveTarget();
+ if (log != NULL && log->HasPendingMessages())
+ log->Flush();
- // Send OnIdle events to all windows
+ /* Send OnIdle events to all windows */
bool needMore = SendIdleEvents();
if (needMore)
inOnIdle = FALSE;
}
-bool wxApp::SendIdleEvents(void)
+bool wxApp::SendIdleEvents()
{
bool needMore = FALSE;
wxIdleEvent event;
event.SetEventObject(win);
+
+ win->OnInternalIdle();
+
win->ProcessEvent(event);
if (event.MoreRequested())
return needMore ;
}
-int wxApp::OnExit(void)
-{
- return 0;
-}
-
-int wxApp::MainLoop(void)
+int wxApp::MainLoop()
{
gtk_main();
return 0;
}
-void wxApp::ExitMainLoop(void)
+void wxApp::ExitMainLoop()
{
gtk_main_quit();
}
-bool wxApp::Initialized(void)
+bool wxApp::Initialized()
{
return m_initialized;
}
-bool wxApp::Pending(void)
+bool wxApp::Pending()
{
return FALSE;
}
-void wxApp::Dispatch(void)
+void wxApp::Dispatch()
+{
+}
+
+#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
-void wxApp::DeletePendingObjects(void)
+void wxApp::DeletePendingObjects()
{
wxNode *node = wxPendingDelete.First();
while (node)
}
}
-wxWindow *wxApp::GetTopWindow(void)
+wxWindow *wxApp::GetTopWindow()
{
if (m_topWindow) return m_topWindow;
wxNode *node = wxTopLevelWindows.First();
m_topWindow = win;
}
-void wxApp::CommonInit(void)
+bool wxApp::Initialize()
{
+ wxBuffer = new char[BUFSIZ + 512];
+
+ wxClassInfo::InitializeClasses();
+
+ wxSystemSettings::Init();
/*
-#if wxUSE_RESOURCES
- (void) wxGetResource("wxWindows", "OsVersion", &wxOsVersion);
-#endif
+ wxTheFontNameDirectory = new wxFontNameDirectory;
+ wxTheFontNameDirectory->Initialize();
*/
- wxSystemSettings::Init();
- wxTheResourceCache = new wxResourceCache(wxKEY_STRING);
- wxTheFontNameDirectory = new wxFontNameDirectory;
- wxTheFontNameDirectory->Initialize();
+ wxTheColourDatabase = new wxColourDatabase( wxKEY_STRING );
+ wxTheColourDatabase->Initialize();
+
+ wxInitializeStockLists();
+ wxInitializeStockObjects();
+
+#if wxUSE_WX_RESOURCES
+ wxTheResourceCache = new wxResourceCache( wxKEY_STRING );
- wxTheColourDatabase = new wxColourDatabase(wxKEY_STRING);
- wxTheColourDatabase->Initialize();
+ wxInitializeResourceSystem();
+#endif
- wxInitializeStockLists();
- wxInitializeStockObjects();
+ wxImage::InitStandardHandlers();
- wxInitializeResourceSystem();
+ /* no global cursor under X
+ g_globalCursor = new wxCursor; */
- wxImage::InitStandardHandlers();
+ wxModule::RegisterModules();
+ if (!wxModule::InitializeModules()) return FALSE;
-// g_globalCursor = new wxCursor;
+ return TRUE;
}
-void wxApp::CommonCleanUp(void)
+void wxApp::CleanUp()
{
- wxDELETE(wxTheColourDatabase);
- wxDELETE(wxTheFontNameDirectory);
- wxDeleteStockObjects();
+ wxModule::CleanUpModules();
+#if wxUSE_WX_RESOURCES
wxFlushResources();
- wxDELETE(wxTheResourceCache);
-
- wxDeleteStockLists();
+ if (wxTheResourceCache)
+ delete wxTheResourceCache;
+ wxTheResourceCache = (wxResourceCache*) NULL;
wxCleanUpResourceSystem();
+#endif
+
+ if (wxTheColourDatabase)
+ delete wxTheColourDatabase;
+ wxTheColourDatabase = (wxColourDatabase*) NULL;
+
+/*
+ if (wxTheFontNameDirectory) delete wxTheFontNameDirectory;
+ wxTheFontNameDirectory = (wxFontNameDirectory*) NULL;
+*/
+
+ wxDeleteStockObjects();
+
+ wxDeleteStockLists();
wxImage::CleanUpHandlers();
+ delete wxTheApp;
+ wxTheApp = (wxApp*) NULL;
+
wxSystemSettings::Done();
+
+ delete[] wxBuffer;
+
+ wxClassInfo::CleanUpClasses();
+
+ // check for memory leaks
+#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
+ if (wxDebugContext::CountObjectsLeft() > 0)
+ {
+ wxLogDebug("There were memory leaks.\n");
+ wxDebugContext::Dump();
+ wxDebugContext::PrintStatistics();
+ }
+#endif
+
+ // do this as the very last thing because everything else can log messages
+ wxLog::DontCreateOnDemand();
+
+ wxLog *oldLog = wxLog::SetActiveTarget( (wxLog*) NULL );
+ if (oldLog)
+ delete oldLog;
}
wxLog *wxApp::CreateLogTarget()
{
- return new wxLogGui;
+ return new wxLogGui;
}
//-----------------------------------------------------------------------------
int wxEntry( int argc, char *argv[] )
{
- wxBuffer = new char[BUFSIZ + 512];
-
- wxClassInfo::InitializeClasses();
+ gtk_set_locale();
- /* Debug stream no longer used
-#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
+ gtk_init( &argc, &argv );
- streambuf* sBuf = new wxDebugStreamBuf;
- ostream* oStr = new ostream(sBuf) ;
- wxDebugContext::SetStream(oStr, sBuf);
-#endif
-*/
+ if (!wxApp::Initialize())
+ return -1;
if (!wxTheApp)
{
- if (!wxApp::GetInitializerFunction())
- {
- printf( "wxWindows error: No initializer - use IMPLEMENT_APP macro.\n" );
- return 0;
- }
+ wxCHECK_MSG( wxApp::GetInitializerFunction(), -1,
+ "wxWindows error: No initializer - use IMPLEMENT_APP macro.\n" );
wxAppInitializerFunction app_ini = wxApp::GetInitializerFunction();
wxTheApp = (wxApp*) test_app;
}
- if (!wxTheApp)
- {
- printf( "wxWindows error: wxTheApp == NULL\n" );
- return 0;
- }
+ wxCHECK_MSG( wxTheApp, -1, "wxWindows error: no application object" );
wxTheApp->argc = argc;
wxTheApp->argv = argv;
wxStripExtension( name );
wxTheApp->SetAppName( name );
- gtk_set_locale();
-
- gtk_init( &argc, &argv );
-
- 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_push_colormap( cmap );
-
- gtk_widget_set_default_colormap( cmap );
-
- wxApp::CommonInit();
-
- wxModule::RegisterModules();
- if (!wxModule::InitializeModules()) return FALSE;
-
- wxTheApp->OnInitGui();
+ if (!wxTheApp->OnInitGui())
+ return 0;
- // Here frames insert themselves automatically
- // into wxTopLevelWindows by getting created
- // in OnInit().
+ /* Here frames insert themselves automatically
+ * into wxTopLevelWindows by getting created
+ * in OnInit(). */
- if (!wxTheApp->OnInit()) return 0;
+ if (!wxTheApp->OnInit())
+ return 0;
wxTheApp->m_initialized = (wxTopLevelWindows.Number() > 0);
int retValue = 0;
- if (wxTheApp->Initialized()) retValue = wxTheApp->OnRun();
+ if (wxTheApp->Initialized())
+ retValue = wxTheApp->OnRun();
- wxTheApp->DeletePendingObjects();
+ wxWindow *topWindow = wxTheApp->GetTopWindow();
+ if (topWindow)
+ {
+ // Forcibly delete the window.
+ if (topWindow->IsKindOf(CLASSINFO(wxFrame)) ||
+ topWindow->IsKindOf(CLASSINFO(wxDialog)) )
+ {
+ topWindow->Close( TRUE );
+ wxTheApp->DeletePendingObjects();
+ }
+ else
+ {
+ delete topWindow;
+ wxTheApp->SetTopWindow( (wxWindow*) NULL );
+ }
+ }
wxTheApp->OnExit();
- wxModule::CleanUpModules();
-
- wxApp::CommonCleanUp();
-
- delete wxTheApp;
- wxTheApp = (wxApp*) NULL;
-
- wxClassInfo::CleanUpClasses();
-
- delete[] wxBuffer;
-
-#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
-
- if (wxDebugContext::CountObjectsLeft() > 0)
- {
- wxLogDebug("There were memory leaks.\n");
- wxDebugContext::Dump();
- wxDebugContext::PrintStatistics();
- }
-// wxDebugContext::SetStream(NULL, NULL);
+ // flush the logged messages if any
+ wxLog *log = wxLog::GetActiveTarget();
+ if (log != NULL && log->HasPendingMessages())
+ log->Flush();
-#endif
+ // 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;
- wxLog *oldLog = wxLog::SetActiveTarget( NULL );
- if (oldLog) delete oldLog;
+ wxApp::CleanUp();
return retValue;
}
-//-----------------------------------------------------------------------------
-
projects / wxWidgets.git / blobdiff