X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c801d85f158c4cba50b588807daabdcbd0ed3853..22d5903e91cebda4d9614515b05cc9a894306278:/src/gtk1/app.cpp diff --git a/src/gtk1/app.cpp b/src/gtk1/app.cpp index 47c1ee0a72..e37f422742 100644 --- a/src/gtk1/app.cpp +++ b/src/gtk1/app.cpp @@ -2,37 +2,123 @@ // Name: app.cpp // Purpose: // Author: Robert Roebling -// Created: 01/02/97 -// Id: -// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem -// Licence: wxWindows licence +// Id: $Id$ +// Copyright: (c) 1998 Robert Roebling, Julian Smart +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifdef __GNUG__ -#pragma implementation "app.h" + #pragma implementation "app.h" #endif #include "wx/app.h" #include "wx/gdicmn.h" #include "wx/utils.h" -#include "wx/postscrp.h" #include "wx/intl.h" #include "wx/log.h" +#include "wx/memory.h" +#include "wx/font.h" +#include "wx/settings.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" -#ifdef USE_GDK_IMLIB -#include "gdk_imlib.h" -#endif +#include +#include +#include + +#include "wx/gtk/win_gtk.h" //----------------------------------------------------------------------------- // global data //----------------------------------------------------------------------------- -wxApp *wxTheApp = NULL; +wxApp *wxTheApp = (wxApp *) NULL; 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] = +{ + 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 +}; //----------------------------------------------------------------------------- // local functions @@ -44,16 +130,29 @@ extern void wxFlushResources(void); // global functions //----------------------------------------------------------------------------- -void wxExit(void) +void wxExit() { - gtk_main_quit(); -}; + gtk_main_quit(); +} -bool wxYield(void) +bool wxYield() { - while (gtk_events_pending() > 0) gtk_main_iteration(); - return TRUE; -}; + // 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 ( wxWindowList::Node *node = wxTopLevelWindows.GetFirst(); + node; + node = node->GetNext() ) + { + wxWindow *win = node->GetData(); + win->OnInternalIdle(); + } + + while (gtk_events_pending() > 0) + gtk_main_iteration(); + + return TRUE; +} //----------------------------------------------------------------------------- // wxApp @@ -61,146 +160,382 @@ bool wxYield(void) IMPLEMENT_DYNAMIC_CLASS(wxApp,wxEvtHandler) +BEGIN_EVENT_TABLE(wxApp, wxEvtHandler) + EVT_IDLE(wxApp::OnIdle) +END_EVENT_TABLE() + gint wxapp_idle_callback( gpointer WXUNUSED(data) ) { - if (wxTheApp) wxTheApp->OnIdle(); - usleep( 10000 ); - return TRUE; -}; + if (wxTheApp) + { + while (wxTheApp->ProcessIdle()) + { + } + } + + wxMutexGuiLeave(); + wxUsleep(10); + wxMutexGuiEnter(); + + return TRUE; +} wxApp::wxApp() { - m_idleTag = 0; - m_topWindow = NULL; - m_exitOnFrameDelete = TRUE; -}; + wxTheApp = this; -wxApp::~wxApp(void) + m_topWindow = (wxWindow *) NULL; + m_exitOnFrameDelete = TRUE; + + m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL ); + + m_colorCube = (unsigned char*) NULL; +} + +wxApp::~wxApp() { - gtk_idle_remove( m_idleTag ); -}; + gtk_idle_remove( m_idleTag ); -bool wxApp::OnInit(void) + if (m_colorCube) free(m_colorCube); +} + +bool wxApp::OnInitGui() { - return TRUE; -}; + /* Nothing to do for 15, 16, 24, 32 bit displays */ + + 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::OnInitGui(void) -{ - m_idleTag = gtk_idle_add( wxapp_idle_callback, NULL ); - return TRUE; -}; +bool wxApp::ProcessIdle() +{ + wxIdleEvent event; + event.SetEventObject( this ); + ProcessEvent( event ); -int wxApp::OnRun(void) -{ - return MainLoop(); -}; + return event.MoreRequested(); +} -bool wxApp::OnIdle(void) +void wxApp::OnIdle( wxIdleEvent &event ) { - DeletePendingObjects(); - return FALSE; -}; + static bool inOnIdle = FALSE; -int wxApp::OnExit(void) + /* Avoid recursion (via ProcessEvent default case) */ + if (inOnIdle) + return; + + 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 */ + wxLog *log = wxLog::GetActiveTarget(); + if (log != NULL && log->HasPendingMessages()) + log->Flush(); + + /* Send OnIdle events to all windows */ + bool needMore = SendIdleEvents(); + + if (needMore) + event.RequestMore(TRUE); + + inOnIdle = FALSE; +} + +bool wxApp::SendIdleEvents() { - return 0; -}; + bool needMore = FALSE; + + wxWindowList::Node* node = wxTopLevelWindows.GetFirst(); + while (node) + { + wxWindow* win = node->GetData(); + if (SendIdleEvents(win)) + needMore = TRUE; + node = node->GetNext(); + } + + return needMore; +} -int wxApp::MainLoop(void) +bool wxApp::SendIdleEvents( wxWindow* win ) { - gtk_main(); - return 0; -}; + bool needMore = FALSE; + + wxIdleEvent event; + event.SetEventObject(win); + + win->OnInternalIdle(); + + win->ProcessEvent(event); -void wxApp::ExitMainLoop(void) + if (event.MoreRequested()) + needMore = TRUE; + + wxNode* node = win->GetChildren().First(); + while (node) + { + wxWindow* win = (wxWindow*) node->Data(); + if (SendIdleEvents(win)) + needMore = TRUE; + + node = node->Next(); + } + return needMore ; +} + +int wxApp::MainLoop() { - gtk_main_quit(); -}; + gtk_main(); + return 0; +} -bool wxApp::Initialized(void) +void wxApp::ExitMainLoop() { - return m_initialized; -}; + gtk_main_quit(); +} -bool wxApp::Pending(void) +bool wxApp::Initialized() { - return FALSE; -}; + return m_initialized; +} -void wxApp::Dispatch(void) +bool wxApp::Pending() { -}; + return FALSE; +} -void wxApp::DeletePendingObjects(void) +void wxApp::Dispatch() { - wxNode *node = wxPendingDelete.First(); - while (node) - { - wxObject *obj = (wxObject *)node->Data(); - - delete obj; - - if (wxPendingDelete.Member(obj)) - delete node; - - node = wxPendingDelete.First(); - }; -}; +} -wxWindow *wxApp::GetTopWindow(void) +#if wxUSE_THREADS +void wxApp::ProcessPendingEvents() { - if (m_topWindow) return m_topWindow; - wxNode *node = wxTopLevelWindows.First(); - if (!node) return NULL; - return (wxWindow*)node->Data(); -}; + 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() +{ + wxNode *node = wxPendingDelete.First(); + while (node) + { + wxObject *obj = (wxObject *)node->Data(); + + delete obj; + + if (wxPendingDelete.Member(obj)) + delete node; + + node = wxPendingDelete.First(); + } +} + +wxWindow *wxApp::GetTopWindow() +{ + if (m_topWindow) + return m_topWindow; + else if (wxTopLevelWindows.GetCount() > 0) + return wxTopLevelWindows.GetFirst()->GetData(); + else + return NULL; +} void wxApp::SetTopWindow( wxWindow *win ) { - m_topWindow = win; -}; + m_topWindow = win; +} -void wxApp::CommonInit(void) +bool wxApp::Initialize() { + wxBuffer = new char[BUFSIZ + 512]; -/* -#if USE_RESOURCES - (void) wxGetResource("wxWindows", "OsVersion", &wxOsVersion); + wxClassInfo::InitializeClasses(); + + wxSystemSettings::Init(); + + // 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 + +/* + wxTheFontNameDirectory = new wxFontNameDirectory; + wxTheFontNameDirectory->Initialize(); */ - wxTheColourDatabase = new wxColourDatabase(wxKEY_STRING); - wxTheColourDatabase->Initialize(); - wxInitializeStockObjects(); + wxTheColourDatabase = new wxColourDatabase( wxKEY_STRING ); + wxTheColourDatabase->Initialize(); + + wxInitializeStockLists(); + wxInitializeStockObjects(); - // For PostScript printing -#if USE_POSTSCRIPT - wxInitializePrintSetupData(); - wxThePrintPaperDatabase = new wxPrintPaperDatabase; - wxThePrintPaperDatabase->CreateDatabase(); +#if wxUSE_WX_RESOURCES + wxTheResourceCache = new wxResourceCache( wxKEY_STRING ); + + wxInitializeResourceSystem(); #endif + wxImage::InitStandardHandlers(); -/* - wxBitmap::InitStandardHandlers(); + /* no global cursor under X + g_globalCursor = new wxCursor; */ - g_globalCursor = new wxCursor; -*/ + wxModule::RegisterModules(); + if (!wxModule::InitializeModules()) return FALSE; - wxInitializeStockObjects(); -}; + return TRUE; +} -void wxApp::CommonCleanUp(void) +void wxApp::CleanUp() { - wxDeleteStockObjects(); - - wxFlushResources(); -}; - + 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; +*/ + + wxDeleteStockObjects(); + + wxDeleteStockLists(); + + wxImage::CleanUpHandlers(); + + delete wxTheApp; + wxTheApp = (wxApp*) NULL; + + // 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 + + 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; } //----------------------------------------------------------------------------- @@ -209,71 +544,86 @@ wxLog *wxApp::CreateLogTarget() int wxEntry( int argc, char *argv[] ) { - wxBuffer = new char[BUFSIZ + 512]; + gtk_set_locale(); + + gtk_init( &argc, &argv ); + + if (!wxApp::Initialize()) + return -1; - wxClassInfo::InitializeClasses(); - - if (!wxTheApp) - { - if (!wxApp::GetInitializerFunction()) + if (!wxTheApp) { - printf( "wxWindows error: No initializer - use IMPLEMENT_APP macro.\n" ); - return 0; - }; - - wxAppInitializerFunction app_ini = wxApp::GetInitializerFunction(); - - wxObject *test_app = app_ini(); - - wxTheApp = (wxApp*) test_app; - -// wxTheApp = (wxApp*)( app_ini() ); - }; - - if (!wxTheApp) - { - printf( "wxWindows error: wxTheApp == NULL\n" ); - return 0; - }; - -// printf( "Programmstart.\n" ); - - wxTheApp->argc = argc; - wxTheApp->argv = argv; - - gtk_init( &argc, &argv ); - -#ifdef USE_GDK_IMLIB - - gdk_imlib_init(); - - gtk_widget_push_visual(gdk_imlib_get_visual()); - - gtk_widget_push_colormap(gdk_imlib_get_colormap()); - -#endif - - wxApp::CommonInit(); - - wxTheApp->OnInitGui(); - - // Here frames insert themselves automatically - // into wxTopLevelWindows by getting created - // in OnInit(). - - if (!wxTheApp->OnInit()) return 0; - - wxTheApp->m_initialized = (wxTopLevelWindows.Number() > 0); - - int retValue = 0; - - if (wxTheApp->Initialized()) retValue = wxTheApp->OnRun(); - - wxTheApp->DeletePendingObjects(); - - wxTheApp->OnExit(); - - wxApp::CommonCleanUp(); - - return retValue; -}; + wxCHECK_MSG( wxApp::GetInitializerFunction(), -1, + "wxWindows error: No initializer - use IMPLEMENT_APP macro.\n" ); + + wxAppInitializerFunction app_ini = wxApp::GetInitializerFunction(); + + wxObject *test_app = app_ini(); + + wxTheApp = (wxApp*) test_app; + } + + wxCHECK_MSG( wxTheApp, -1, "wxWindows error: no application object" ); + + wxTheApp->argc = argc; + wxTheApp->argv = argv; + + char name[200]; + strcpy( name, argv[0] ); + strcpy( name, wxFileNameFromPath(name) ); + wxStripExtension( name ); + wxTheApp->SetAppName( name ); + + if (!wxTheApp->OnInitGui()) + return 0; + + /* Here frames insert themselves automatically + * into wxTopLevelWindows by getting created + * in OnInit(). */ + + if (!wxTheApp->OnInit()) + return 0; + + wxTheApp->m_initialized = wxTopLevelWindows.GetCount() != 0; + + int retValue = 0; + + if (wxTheApp->Initialized()) + retValue = wxTheApp->OnRun(); + + 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(); + + // 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; + + wxApp::CleanUp(); + + return retValue; +} +