X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/053dcf1a77e5ab817df646e814a21755cf664891..79570d64d36dfdf31e20b4242bf664232f20594b:/src/gtk/app.cpp diff --git a/src/gtk/app.cpp b/src/gtk/app.cpp index c35b4af51d..2b96d69033 100644 --- a/src/gtk/app.cpp +++ b/src/gtk/app.cpp @@ -28,13 +28,15 @@ #include "wx/module.h" #include "wx/image.h" +#if wxUSE_THREADS #include "wx/thread.h" +#endif #include "unistd.h" -#include -#include -#include +#include "glib.h" +#include "gdk/gdk.h" +#include "gtk/gtk.h" #include "wx/gtk/win_gtk.h" @@ -42,6 +44,8 @@ // global data //----------------------------------------------------------------------------- +extern wxCursor g_globalCursor; + wxApp *wxTheApp = (wxApp *) NULL; wxAppInitializerFunction wxApp::m_appInitFn = (wxAppInitializerFunction) NULL; @@ -140,9 +144,12 @@ gint wxapp_idle_callback( gpointer WXUNUSED(data) ); 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) + /* 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 0 for ( wxWindowList::Node *node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() ) @@ -150,6 +157,7 @@ bool wxYield() wxWindow *win = node->GetData(); win->OnInternalIdle(); } +#endif if (wxTheApp->m_idleTag) { @@ -177,6 +185,13 @@ gint wxapp_idle_callback( gpointer WXUNUSED(data) ) { if (!wxTheApp) return TRUE; +#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 (); +#endif + /* sent idle event to all who request them */ while (wxTheApp->ProcessIdle()) { } @@ -192,17 +207,18 @@ gint wxapp_idle_callback( gpointer WXUNUSED(data) ) emptied */ g_isIdle = TRUE; - /* wake up other threads */ - - wxMutexGuiLeave(); - wxUsleep(0); - wxMutexGuiEnter(); +#if (GTK_MINOR_VERSION > 0) + /* release lock again */ + GDK_THREADS_LEAVE (); +#endif return TRUE; } void wxapp_install_idle_handler() { + wxASSERT_MSG( wxTheApp->m_idleTag == 0, _T("attempt to install idle handler twice") ); + /* this routine gets called by all event handlers indicating that the idle is over. */ @@ -211,6 +227,39 @@ void wxapp_install_idle_handler() g_isIdle = FALSE; } +#if wxUSE_THREADS +static gint wxapp_wakeup_timerout_callback( gpointer WXUNUSED(data) ) +{ + gtk_timeout_remove( wxTheApp->m_wakeUpTimerTag ); + wxTheApp->m_wakeUpTimerTag = 0; + +#if (GTK_MINOR_VERSION > 0) + /* 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 + + /* unblock other threads wishing to do some GUI things */ + wxMutexGuiLeave(); + + /* wake up other threads */ + wxUsleep( 1 ); + + /* block other thread again */ + wxMutexGuiEnter(); + +#if (GTK_MINOR_VERSION > 0) + /* release lock again */ + GDK_THREADS_LEAVE (); +#endif + + wxTheApp->m_wakeUpTimerTag = gtk_timeout_add( 20, wxapp_wakeup_timerout_callback, (gpointer) NULL ); + + return TRUE; +} +#endif + //----------------------------------------------------------------------------- // wxApp //----------------------------------------------------------------------------- @@ -229,6 +278,10 @@ wxApp::wxApp() m_exitOnFrameDelete = TRUE; m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL ); + +#if wxUSE_THREADS + m_wakeUpTimerTag = gtk_timeout_add( 20, wxapp_wakeup_timerout_callback, (gpointer) NULL ); +#endif m_colorCube = (unsigned char*) NULL; } @@ -237,6 +290,10 @@ wxApp::~wxApp() { if (m_idleTag) gtk_idle_remove( m_idleTag ); +#if wxUSE_THREADS + if (m_wakeUpTimerTag) gtk_timeout_remove( m_wakeUpTimerTag ); +#endif + if (m_colorCube) free(m_colorCube); } @@ -290,7 +347,7 @@ bool wxApp::OnInitGui() int index = -1; GdkColor *colors = cmap->colors; - if(colors) + if (colors) { int max = 3 * 65536; @@ -306,7 +363,16 @@ bool wxApp::OnInitGui() } } } - + else + { + /* 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; + } + m_colorCube[ (r*1024) + (g*32) + b ] = index; } } @@ -344,9 +410,11 @@ void wxApp::OnIdle( wxIdleEvent &event ) 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(); @@ -509,8 +577,7 @@ bool wxApp::Initialize() wxImage::InitStandardHandlers(); - /* no global cursor under X - g_globalCursor = new wxCursor; */ + g_globalCursor = wxCursor(wxCURSOR_DEFAULT); wxModule::RegisterModules(); if (!wxModule::InitializeModules()) return FALSE; @@ -573,6 +640,7 @@ void wxApp::CleanUp() } #endif // Debug +#if wxUSE_LOG // do this as the very last thing because everything else can log messages wxLog::DontCreateOnDemand(); @@ -585,6 +653,7 @@ wxLog *wxApp::CreateLogTarget() { return new wxLogGui; } +#endif // wxUSE_LOG //----------------------------------------------------------------------------- // wxEntry @@ -594,8 +663,12 @@ int wxEntry( int argc, char *argv[] ) { gtk_set_locale(); + if (!wxOKlibc()) wxConvCurrent = &wxConvLocal; + gtk_init( &argc, &argv ); + wxSetDetectableAutoRepeat( TRUE ); + if (!wxApp::Initialize()) return -1; @@ -635,31 +708,38 @@ int wxEntry( int argc, char *argv[] ) if ( retValue == 0 ) { + /* delete pending toplevel windows (typically a single + dialog) so that, if there isn't any left, we don't + call OnRun() */ + wxTheApp->DeletePendingObjects(); + wxTheApp->m_initialized = wxTopLevelWindows.GetCount() != 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 + wxWindow *topWindow = wxTheApp->GetTopWindow(); + if (topWindow) { - delete topWindow; - wxTheApp->SetTopWindow( (wxWindow*) NULL ); - } + /* 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(); } - - wxTheApp->OnExit(); } +#if wxUSE_LOG // flush the logged messages if any wxLog *log = wxLog::GetActiveTarget(); if (log != NULL && log->HasPendingMessages()) @@ -671,6 +751,7 @@ int wxEntry( int argc, char *argv[] ) wxLog *oldlog = wxLog::SetActiveTarget(new wxLogStderr); if ( oldlog ) delete oldlog; +#endif // wxUSE_LOG wxApp::CleanUp();