/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
+ #pragma implementation "appbase.h"
#pragma implementation "app.h"
#endif
#include "wx/module.h"
#include "wx/image.h"
+#if wxUSE_THREADS
#include "wx/thread.h"
+#endif
#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 wxApp::m_appInitFn = (wxAppInitializerFunction) NULL;
+wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NULL;
#if wxUSE_THREADS
extern wxList *wxPendingEvents;
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)
- for ( wxWindowList::Node *node = wxTopLevelWindows.GetFirst();
- node;
- node = node->GetNext() )
- {
- wxWindow *win = node->GetData();
- win->OnInternalIdle();
- }
-
- if (wxTheApp->m_idleTag)
+ bool has_idle = (wxTheApp->m_idleTag != 0);
+
+ 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();
+ /* 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)
+ {
/* re-add idle handler */
wxTheApp->m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL );
}
- else
- {
- while (gtk_events_pending())
- gtk_main_iteration();
- }
return TRUE;
}
{
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()) { }
-
+
/* we don't want any more idle events until the next event is
sent to wxGTK */
gtk_idle_remove( wxTheApp->m_idleTag );
once each time after the event queue has been completely
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. */
wxTheApp->m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL );
-
+
g_isIdle = FALSE;
}
+#if wxUSE_THREADS
+
+/* forward declaration */
+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( 100, 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;
+}
+
+static gint wxapp_wakeup_timerout_callback( gpointer WXUNUSED(data) )
+{
+ wxapp_uninstall_thread_wakeup();
+
+#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
+
+ wxapp_install_thread_wakeup();
+
+ return TRUE;
+}
+#endif
+
//-----------------------------------------------------------------------------
// wxApp
//-----------------------------------------------------------------------------
m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL );
+#if wxUSE_THREADS
+ m_wakeUpTimerTag = 0;
+ wxapp_install_thread_wakeup();
+#endif
+
m_colorCube = (unsigned char*) NULL;
}
{
if (m_idleTag) gtk_idle_remove( m_idleTag );
+#if wxUSE_THREADS
+ wxapp_uninstall_thread_wakeup();
+#endif
+
if (m_colorCube) free(m_colorCube);
}
bool wxApp::OnInitGui()
{
- /* Nothing to do for 15, 16, 24, 32 bit displays */
-
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())
+ {
+ GdkVisual* vis = gdk_visual_get_best();
+ gtk_widget_set_default_visual( vis );
+
+ 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
int index = -1;
GdkColor *colors = cmap->colors;
- if(colors)
+ if (colors)
{
int max = 3 * 65536;
int bdiff = ((bb << 8) - colors[i].blue);
int sum = ABS (rdiff) + ABS (gdiff) + ABS (bdiff);
if (sum < max)
- {
+ {
index = i; max = sum;
}
}
}
-
+ else
+ {
+#if (GTK_MINOR_VERSION > 0)
+ /* 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( _T("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
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;
}
bool wxApp::SendIdleEvents()
wxIdleEvent event;
event.SetEventObject(win);
- win->OnInternalIdle();
-
win->ProcessEvent(event);
+ win->OnInternalIdle();
+
if (event.MoreRequested())
needMore = TRUE;
}
}
-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;
-}
-
bool wxApp::Initialize()
{
wxBuffer = new wxChar[BUFSIZ + 512];
wxImage::InitStandardHandlers();
- /* no global cursor under X
- g_globalCursor = new wxCursor; */
-
wxModule::RegisterModules();
if (!wxModule::InitializeModules()) return FALSE;
}
#endif // Debug
+#if wxUSE_LOG
// do this as the very last thing because everything else can log messages
wxLog::DontCreateOnDemand();
delete oldLog;
}
-wxLog *wxApp::CreateLogTarget()
-{
- return new wxLogGui;
-}
+#endif // wxUSE_LOG
//-----------------------------------------------------------------------------
// wxEntry
{
gtk_set_locale();
+ if (!wxOKlibc()) wxConvCurrent = &wxConvLocal;
+
gtk_init( &argc, &argv );
+ wxSetDetectableAutoRepeat( TRUE );
+
if (!wxApp::Initialize())
return -1;
wxCHECK_MSG( wxTheApp, -1, _T("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 );
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)) )
+ wxWindow *topWindow = wxTheApp->GetTopWindow();
+ if (topWindow)
{
- topWindow->Close( TRUE );
- wxTheApp->DeletePendingObjects();
- }
- else
- {
- 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())
wxLog *oldlog = wxLog::SetActiveTarget(new wxLogStderr);
if ( oldlog )
delete oldlog;
+#endif // wxUSE_LOG
wxApp::CleanUp();
return retValue;
}
+#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
+{
+ switch(which)
+ {
+ case wxICON_INFORMATION:
+ return wxIcon(info_xpm);
+
+ case wxICON_QUESTION:
+ return wxIcon(question_xpm);
+
+ case wxICON_EXCLAMATION:
+ return wxIcon(warning_xpm);
+
+ default:
+ wxFAIL_MSG(_T("requested non existent standard icon"));
+ // still fall through
+
+ case wxICON_HAND:
+ return wxIcon(error_xpm);
+ }
+}
projects / wxWidgets.git / blobdiff