/////////////////////////////////////////////////////////////////////////////
-// Name: app.cpp
+// Name: src/gtk/app.cpp
// Purpose:
// Author: Robert Roebling
// Id: $Id$
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
- #pragma implementation "appbase.h"
- #pragma implementation "app.h"
-#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
#include "wx/app.h"
-#include "wx/gdicmn.h"
-#include "wx/utils.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"
+#ifndef WX_PRECOMP
+ #include "wx/intl.h"
+ #include "wx/log.h"
+ #include "wx/utils.h"
+ #include "wx/memory.h"
+ #include "wx/font.h"
+#endif
-#if wxUSE_THREADS
#include "wx/thread.h"
+
+#ifdef __WXGPE__
+ #include <gpe/init.h>
#endif
-#include "unistd.h"
+#include "wx/gtk/private.h"
+#include "wx/apptrait.h"
-#include "glib.h"
-#include "gdk/gdk.h"
-#include "gtk/gtk.h"
+#if wxUSE_LIBHILDON
+ #include <hildon-widgets/hildon-program.h>
+#endif // wxUSE_LIBHILDON
-#include "wx/gtk/win_gtk.h"
+#include <gdk/gdkx.h>
//-----------------------------------------------------------------------------
-// global data
+// link GnomeVFS
//-----------------------------------------------------------------------------
-wxApp *wxTheApp = (wxApp *) NULL;
-wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NULL;
-
-#if wxUSE_THREADS
-extern wxList *wxPendingEvents;
-extern wxCriticalSection *wxPendingEventsLocker;
+#if wxUSE_MIMETYPE && wxUSE_LIBGNOMEVFS
+ #include "wx/link.h"
+ wxFORCE_LINK_MODULE(gnome_vfs)
#endif
-extern wxResourceCache *wxTheResourceCache;
-extern bool g_isIdle;
-
-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
+// global data
//-----------------------------------------------------------------------------
-extern void wxFlushResources(void);
+static GtkWidget *gs_RootWindow = (GtkWidget*) NULL;
//-----------------------------------------------------------------------------
-// global functions
+// wxYield
//-----------------------------------------------------------------------------
-void wxExit()
-{
- gtk_main_quit();
-}
-
-/* forward declaration */
-gint wxapp_idle_callback( gpointer WXUNUSED(data) );
+// not static because used by textctrl.cpp
+//
+// MT-FIXME
+bool wxIsInsideYield = false;
-bool wxYield()
+bool wxApp::Yield(bool onlyIfNeeded)
{
- bool has_idle = (wxTheApp->m_idleTag != 0);
-
- if (has_idle)
+ if ( wxIsInsideYield )
{
- /* 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();
+ if ( !onlyIfNeeded )
+ {
+ wxFAIL_MSG( wxT("wxYield called recursively" ) );
+ }
- /* 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()) { }
+ return false;
+ }
- if (has_idle)
+#if wxUSE_THREADS
+ if ( !wxThread::IsMain() )
{
- /* re-add idle handler */
- wxTheApp->m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL );
+ // can't call gtk_main_iteration() from other threads like this
+ return true;
}
+#endif // wxUSE_THREADS
- return TRUE;
-}
-
-gint wxapp_idle_callback( gpointer WXUNUSED(data) )
-{
- if (!wxTheApp) return TRUE;
+ wxIsInsideYield = 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 ();
+#if wxUSE_LOG
+ // disable log flushing from here because a call to wxYield() shouldn't
+ // normally result in message boxes popping up &c
+ wxLog::Suspend();
#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 );
- wxTheApp->m_idleTag = 0;
+ while (EventsPending())
+ gtk_main_iteration();
- /* 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;
+ // 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). But we
+ // call ProcessIdle() only once since this is not meant for longish
+ // background jobs (controlled by wxIdleEvent::RequestMore() and the
+ // return value of Processidle().
+ ProcessIdle();
-#if (GTK_MINOR_VERSION > 0)
- /* release lock again */
- GDK_THREADS_LEAVE ();
+#if wxUSE_LOG
+ // let the logs be flashed again
+ wxLog::Resume();
#endif
- return TRUE;
-}
-
-void wxapp_install_idle_handler()
-{
- wxASSERT_MSG( wxTheApp->m_idleTag == 0, wxT("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 );
+ wxIsInsideYield = false;
- g_isIdle = FALSE;
+ return true;
}
-#if wxUSE_THREADS
-
-/* forward declaration */
-static gint wxapp_wakeup_timerout_callback( gpointer WXUNUSED(data) );
+//-----------------------------------------------------------------------------
+// local functions
+//-----------------------------------------------------------------------------
-void wxapp_install_thread_wakeup()
+// One-shot signal emission hook, to install idle handler.
+extern "C" {
+static gboolean
+wx_emission_hook(GSignalInvocationHint*, guint, const GValue*, gpointer data)
{
- if (wxTheApp->m_wakeUpTimerTag) return;
-
- wxTheApp->m_wakeUpTimerTag = gtk_timeout_add( 100, wxapp_wakeup_timerout_callback, (gpointer) NULL );
+ wxApp* app = wxTheApp;
+ if (app != NULL)
+ app->WakeUpIdle();
+ gulong* hook_id = (gulong*)data;
+ // record that hook is not installed
+ *hook_id = 0;
+ // remove hook
+ return false;
+}
}
-void wxapp_uninstall_thread_wakeup()
+// Add signal emission hooks, to re-install idle handler when needed.
+static void wx_add_idle_hooks()
{
- if (!wxTheApp->m_wakeUpTimerTag) return;
-
- gtk_timeout_remove( wxTheApp->m_wakeUpTimerTag );
- wxTheApp->m_wakeUpTimerTag = 0;
+ // "event" hook
+ {
+ static gulong hook_id = 0;
+ if (hook_id == 0)
+ {
+ static guint sig_id = 0;
+ if (sig_id == 0)
+ sig_id = g_signal_lookup("event", GTK_TYPE_WIDGET);
+ hook_id = g_signal_add_emission_hook(
+ sig_id, 0, wx_emission_hook, &hook_id, NULL);
+ }
+ }
+ // "size_allocate" hook
+ // Needed to match the behavior of the old idle system,
+ // but probably not necessary.
+ {
+ static gulong hook_id = 0;
+ if (hook_id == 0)
+ {
+ static guint sig_id = 0;
+ if (sig_id == 0)
+ sig_id = g_signal_lookup("size_allocate", GTK_TYPE_WIDGET);
+ hook_id = g_signal_add_emission_hook(
+ sig_id, 0, wx_emission_hook, &hook_id, NULL);
+ }
+ }
}
-static gint wxapp_wakeup_timerout_callback( gpointer WXUNUSED(data) )
+extern "C" {
+static gboolean wxapp_idle_callback(gpointer)
{
- wxapp_uninstall_thread_wakeup();
+ return wxTheApp->DoIdle();
+}
+}
-#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 ();
+bool wxApp::DoIdle()
+{
+ guint id_save;
+ {
+ // Allow another idle source to be added while this one is busy.
+ // Needed if an idle event handler runs a new event loop,
+ // for example by showing a dialog.
+#if wxUSE_THREADS
+ wxMutexLocker lock(*m_idleMutex);
#endif
+ id_save = m_idleSourceId;
+ m_idleSourceId = 0;
+ wx_add_idle_hooks();
+#ifdef __WXDEBUG__
+ // don't generate the idle events while the assert modal dialog is shown,
+ // this matches the behavior of wxMSW
+ if (m_isInAssert)
+ return false;
+#endif
+ }
- // unblock other threads wishing to do some GUI things
- wxMutexGuiLeave();
-
- // wake up other threads
- wxUsleep( 1 );
-
- // block other thread again
- wxMutexGuiEnter();
+ gdk_threads_enter();
+ bool needMore;
+ do {
+ needMore = ProcessIdle();
+ } while (needMore && gtk_events_pending() == 0);
+ gdk_threads_leave();
-#if (GTK_MINOR_VERSION > 0)
- // release lock again
- GDK_THREADS_LEAVE ();
+#if wxUSE_THREADS
+ wxMutexLocker lock(*m_idleMutex);
#endif
+ // if a new idle source was added during ProcessIdle
+ if (m_idleSourceId != 0)
+ {
+ // remove it
+ g_source_remove(m_idleSourceId);
+ m_idleSourceId = 0;
+ }
+ // if more idle processing requested
+ if (needMore)
+ {
+ // keep this source installed
+ m_idleSourceId = id_save;
+ return true;
+ }
+ // add hooks and remove this source
+ wx_add_idle_hooks();
+ return false;
+}
- wxapp_install_thread_wakeup();
+//-----------------------------------------------------------------------------
+// Access to the root window global
+//-----------------------------------------------------------------------------
- return TRUE;
+GtkWidget* wxGetRootWindow()
+{
+ if (gs_RootWindow == NULL)
+ {
+ gs_RootWindow = gtk_window_new( GTK_WINDOW_TOPLEVEL );
+ gtk_widget_realize( gs_RootWindow );
+ }
+ return gs_RootWindow;
}
-#endif // wxUSE_THREADS
//-----------------------------------------------------------------------------
// wxApp
IMPLEMENT_DYNAMIC_CLASS(wxApp,wxEvtHandler)
-BEGIN_EVENT_TABLE(wxApp, wxEvtHandler)
- EVT_IDLE(wxApp::OnIdle)
-END_EVENT_TABLE()
-
wxApp::wxApp()
{
- wxTheApp = this;
-
- m_topWindow = (wxWindow *) NULL;
- m_exitOnFrameDelete = TRUE;
-
- m_idleTag = gtk_idle_add( wxapp_idle_callback, (gpointer) NULL );
-
+#ifdef __WXDEBUG__
+ m_isInAssert = false;
+#endif // __WXDEBUG__
#if wxUSE_THREADS
- m_wakeUpTimerTag = 0;
- wxapp_install_thread_wakeup();
+ m_idleMutex = NULL;
#endif
-
- m_colorCube = (unsigned char*) NULL;
+ m_idleSourceId = 0;
}
wxApp::~wxApp()
{
- 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()
{
- GdkVisual *visual = gdk_visual_get_system();
+ if ( !wxAppBase::OnInitGui() )
+ return false;
- /* 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 ( GetXVisualInfo() )
{
- GdkVisual* vis = gdk_visual_get_best();
- gtk_widget_set_default_visual( vis );
+ GdkVisual* vis = gtk_widget_get_default_visual();
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
- 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++)
+ else
{
- for (int g = 0; g < 32; g++)
+ // On some machines, the default visual is just 256 colours, so
+ // we make sure we get the best. This can sometimes be wasteful.
+ if (m_useBestVisual)
{
- for (int b = 0; b < 32; b++)
+ if (m_forceTrueColour)
{
- int rr = (r << 3) | (r >> 2);
- int gg = (g << 3) | (g >> 2);
- int bb = (b << 3) | (b >> 2);
-
- int index = -1;
-
- GdkColor *colors = cmap->colors;
- if (colors)
+ GdkVisual* visual = gdk_visual_get_best_with_both( 24, GDK_VISUAL_TRUE_COLOR );
+ if (!visual)
{
- int max = 3 * 65536;
-
- 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;
- }
- }
+ wxLogError(wxT("Unable to initialize TrueColor visual."));
+ return false;
}
- else
+ GdkColormap *colormap = gdk_colormap_new( visual, FALSE );
+ gtk_widget_set_default_colormap( colormap );
+ }
+ else
+ {
+ if (gdk_visual_get_best() != gdk_visual_get_system())
{
-#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( wxT("Unsupported graphics hardware") );
-#endif
+ GdkVisual* visual = gdk_visual_get_best();
+ GdkColormap *colormap = gdk_colormap_new( visual, FALSE );
+ gtk_widget_set_default_colormap( colormap );
}
- m_colorCube[ (r*1024) + (g*32) + b ] = index;
}
}
}
- return TRUE;
-}
-
-bool wxApp::ProcessIdle()
-{
- wxIdleEvent event;
- event.SetEventObject( this );
- ProcessEvent( event );
+#if wxUSE_LIBHILDON
+ m_hildonProgram = hildon_program_get_instance();
+ if ( !m_hildonProgram )
+ {
+ wxLogError(_("Unable to initialize Hildon program"));
+ return false;
+ }
+#endif // wxUSE_LIBHILDON
- return event.MoreRequested();
+ return true;
}
-void wxApp::OnIdle( wxIdleEvent &event )
+GdkVisual *wxApp::GetGdkVisual()
{
- static bool s_inOnIdle = FALSE;
-
- /* Avoid recursion (via ProcessEvent default case) */
- if (s_inOnIdle)
- return;
-
- s_inOnIdle = TRUE;
-
-#if wxUSE_THREADS
- /* Resend in the main thread events which have been prepared in other
- threads */
- ProcessPendingEvents();
-#endif
+ GdkVisual *visual = NULL;
- /* 'Garbage' collection of windows deleted with Close(). */
- DeletePendingObjects();
+ XVisualInfo *xvi = (XVisualInfo *)GetXVisualInfo();
+ if ( xvi )
+ visual = gdkx_visual_get( xvi->visualid );
+ else
+ visual = gdk_drawable_get_visual( wxGetRootWindow()->window );
- /* 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);
+ wxASSERT( visual );
- s_inOnIdle = FALSE;
+ return visual;
}
-bool wxApp::SendIdleEvents()
+// use unusual names for the parameters to avoid conflict with wxApp::arg[cv]
+bool wxApp::Initialize(int& argc_, wxChar **argv_)
{
- bool needMore = FALSE;
+ if ( !wxAppBase::Initialize(argc_, argv_) )
+ return false;
- wxWindowList::Node* node = wxTopLevelWindows.GetFirst();
- while (node)
+#if wxUSE_THREADS
+ if (!g_thread_supported())
{
- wxWindow* win = node->GetData();
- if (SendIdleEvents(win))
- needMore = TRUE;
- node = node->GetNext();
+ g_thread_init(NULL);
+ gdk_threads_init();
}
+#endif // wxUSE_THREADS
- return needMore;
-}
-
-bool wxApp::SendIdleEvents( wxWindow* win )
-{
- bool needMore = FALSE;
+ // We should have the wxUSE_WCHAR_T test on the _outside_
+#if wxUSE_WCHAR_T
+ // gtk+ 2.0 supports Unicode through UTF-8 strings
+ wxConvCurrent = &wxConvUTF8;
+#else // !wxUSE_WCHAR_T
+ if (!wxOKlibc())
+ wxConvCurrent = (wxMBConv*) NULL;
+#endif // wxUSE_WCHAR_T/!wxUSE_WCHAR_T
+
+ // decide which conversion to use for the file names
+
+ // (1) this variable exists for the sole purpose of specifying the encoding
+ // of the filenames for GTK+ programs, so use it if it is set
+ wxString encName(wxGetenv(_T("G_FILENAME_ENCODING")));
+ encName = encName.BeforeFirst(_T(','));
+ if (encName.CmpNoCase(_T("@locale")) == 0)
+ encName.clear();
+ encName.MakeUpper();
+#if wxUSE_INTL
+ if (encName.empty())
+ {
+ // (2) if a non default locale is set, assume that the user wants his
+ // filenames in this locale too
+ encName = wxLocale::GetSystemEncodingName().Upper();
+ // (3) finally use UTF-8 by default
+ if (encName.empty() || encName == _T("US-ASCII"))
+ encName = _T("UTF-8");
+ wxSetEnv(_T("G_FILENAME_ENCODING"), encName);
+ }
+#else
+ if (encName.empty())
+ encName = _T("UTF-8");
- wxIdleEvent event;
- event.SetEventObject(win);
+ // if wxUSE_INTL==0 it probably indicates that only "C" locale is supported
+ // by the program anyhow so prevent GTK+ from calling setlocale(LC_ALL, "")
+ // from gtk_init_check() as it does by default
+ gtk_disable_setlocale();
- win->ProcessEvent(event);
+#endif // wxUSE_INTL
+ static wxConvBrokenFileNames fileconv(encName);
+ wxConvFileName = &fileconv;
- win->OnInternalIdle();
- if (event.MoreRequested())
- needMore = TRUE;
+ bool init_result;
+ int i;
- wxNode* node = win->GetChildren().First();
- while (node)
+#if wxUSE_UNICODE
+ // gtk_init() wants UTF-8, not wchar_t, so convert
+ char **argvGTK = new char *[argc_ + 1];
+ for ( i = 0; i < argc_; i++ )
{
- wxWindow* win = (wxWindow*) node->Data();
- if (SendIdleEvents(win))
- needMore = TRUE;
-
- node = node->Next();
+ argvGTK[i] = wxStrdupA(wxConvUTF8.cWX2MB(argv_[i]));
}
- return needMore ;
-}
-
-int wxApp::MainLoop()
-{
- gtk_main();
- return 0;
-}
-
-void wxApp::ExitMainLoop()
-{
- gtk_main_quit();
-}
-bool wxApp::Initialized()
-{
- return m_initialized;
-}
-
-bool wxApp::Pending()
-{
- return (gtk_events_pending() > 0);
-}
+ argvGTK[argc_] = NULL;
-void wxApp::Dispatch()
-{
- gtk_main_iteration();
-}
+ int argcGTK = argc_;
-#if wxUSE_THREADS
-void wxApp::ProcessPendingEvents()
-{
- wxNode *node = wxPendingEvents->First();
- wxCriticalSectionLocker locker(*wxPendingEventsLocker);
+#ifdef __WXGPE__
+ init_result = true; // is there a _check() version of this?
+ gpe_application_init( &argcGTK, &argvGTK );
+#else
+ init_result = gtk_init_check( &argcGTK, &argvGTK );
+#endif
+ wxUpdateLocaleIsUtf8();
- while (node)
+ if ( argcGTK != argc_ )
{
- wxEvtHandler *handler = (wxEvtHandler *)node->Data();
-
- handler->ProcessPendingEvents();
-
- delete node;
+ // we have to drop the parameters which were consumed by GTK+
+ for ( i = 0; i < argcGTK; i++ )
+ {
+ while ( strcmp(wxConvUTF8.cWX2MB(argv_[i]), argvGTK[i]) != 0 )
+ {
+ memmove(argv_ + i, argv_ + i + 1, (argc_ - i)*sizeof(*argv_));
+ }
+ }
- node = wxPendingEvents->First();
+ argc_ = argcGTK;
}
-}
-#endif // wxUSE_THREADS
+ //else: gtk_init() didn't modify our parameters
-void wxApp::DeletePendingObjects()
-{
- wxNode *node = wxPendingDelete.First();
- while (node)
+ // free our copy
+ for ( i = 0; i < argcGTK; i++ )
{
- wxObject *obj = (wxObject *)node->Data();
-
- delete obj;
-
- if (wxPendingDelete.Find(obj))
- delete node;
-
- node = wxPendingDelete.First();
+ free(argvGTK[i]);
}
-}
-
-bool wxApp::Initialize()
-{
- wxBuffer = new wxChar[BUFSIZ + 512];
- wxClassInfo::InitializeClasses();
+ delete [] argvGTK;
+#else // !wxUSE_UNICODE
+ // gtk_init() shouldn't actually change argv_ itself (just its contents) so
+ // it's ok to pass pointer to it
+ init_result = gtk_init_check( &argc_, &argv_ );
+#endif // wxUSE_UNICODE/!wxUSE_UNICODE
- wxSystemSettings::Init();
+ // update internal arg[cv] as GTK+ may have removed processed options:
+ this->argc = argc_;
+ this->argv = argv_;
- // 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
+ if ( m_traits )
+ {
+ // if there are still GTK+ standard options unparsed in the command
+ // line, it means that they were not syntactically correct and GTK+
+ // already printed a warning on the command line and we should now
+ // exit:
+ wxArrayString opt, desc;
+ m_traits->GetStandardCmdLineOptions(opt, desc);
+
+ for ( i = 0; i < argc_; i++ )
+ {
+ // leave just the names of the options with values
+ const wxString str = wxString(argv_[i]).BeforeFirst('=');
-/*
- wxTheFontNameDirectory = new wxFontNameDirectory;
- wxTheFontNameDirectory->Initialize();
-*/
+ for ( size_t j = 0; j < opt.size(); j++ )
+ {
+ // remove the leading spaces from the option string as it does
+ // have them
+ if ( opt[j].Trim(false).BeforeFirst('=') == str )
+ {
+ // a GTK+ option can be left on the command line only if
+ // there was an error in (or before, in another standard
+ // options) it, so abort, just as we do if incorrect
+ // program option is given
+ wxLogError(_("Invalid GTK+ command line option, use \"%s --help\""),
+ argv_[0]);
+ return false;
+ }
+ }
+ }
+ }
- wxTheColourDatabase = new wxColourDatabase( wxKEY_STRING );
- wxTheColourDatabase->Initialize();
+ if ( !init_result )
+ {
+ wxLogError(_("Unable to initialize GTK+, is DISPLAY set properly?"));
+ return false;
+ }
- wxInitializeStockLists();
- wxInitializeStockObjects();
+ // we can not enter threads before gtk_init is done
+ gdk_threads_enter();
-#if wxUSE_WX_RESOURCES
- wxTheResourceCache = new wxResourceCache( wxKEY_STRING );
+ wxSetDetectableAutoRepeat( true );
- wxInitializeResourceSystem();
+#if wxUSE_INTL
+ wxFont::SetDefaultEncoding(wxLocale::GetSystemEncoding());
#endif
- wxModule::RegisterModules();
- if (!wxModule::InitializeModules()) return FALSE;
+#if wxUSE_THREADS
+ m_idleMutex = new wxMutex;
+#endif
+ // make sure GtkWidget type is loaded, idle hooks need it
+ g_type_class_ref(GTK_TYPE_WIDGET);
+ WakeUpIdle();
- return TRUE;
+ return true;
}
void wxApp::CleanUp()
{
- wxModule::CleanUpModules();
-
-#if wxUSE_WX_RESOURCES
- wxFlushResources();
-
- if (wxTheResourceCache)
- delete wxTheResourceCache;
- wxTheResourceCache = (wxResourceCache*) NULL;
-
- wxCleanUpResourceSystem();
-#endif
-
- if (wxTheColourDatabase)
- delete wxTheColourDatabase;
- wxTheColourDatabase = (wxColourDatabase*) NULL;
+ if (m_idleSourceId != 0)
+ g_source_remove(m_idleSourceId);
-/*
- if (wxTheFontNameDirectory) delete wxTheFontNameDirectory;
- wxTheFontNameDirectory = (wxFontNameDirectory*) NULL;
-*/
+ // release reference acquired by Initialize()
+ g_type_class_unref(g_type_class_peek(GTK_TYPE_WIDGET));
- wxDeleteStockObjects();
+ gdk_threads_leave();
- wxDeleteStockLists();
+ wxAppBase::CleanUp();
- 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.
+ // delete this mutex as late as possible as it's used from WakeUpIdle(), in
+ // particular do it after calling the base class CleanUp() which can result
+ // in it being called
#if wxUSE_THREADS
- delete wxPendingEvents;
- delete wxPendingEventsLocker;
+ delete m_idleMutex;
+ m_idleMutex = NULL;
#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(wxT("There were memory leaks.\n"));
- wxDebugContext::Dump();
- wxDebugContext::PrintStatistics();
- }
-#endif // Debug
-
-#if wxUSE_LOG
- // 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;
-#endif // wxUSE_LOG
}
-//-----------------------------------------------------------------------------
-// wxEntry
-//-----------------------------------------------------------------------------
-
-int wxEntry( int argc, char *argv[] )
+void wxApp::WakeUpIdle()
{
- gtk_set_locale();
-
-#if wxUSE_WCHAR_T
- if (!wxOKlibc()) wxConvCurrent = &wxConvLocal;
-#else
- if (!wxOKlibc()) wxConvCurrent = (wxMBConv*) NULL;
+#if wxUSE_THREADS
+ wxMutexLocker lock(*m_idleMutex);
#endif
+ if (m_idleSourceId == 0)
+ m_idleSourceId = g_idle_add_full(G_PRIORITY_LOW, wxapp_idle_callback, NULL, NULL);
+}
- gtk_init( &argc, &argv );
-
- wxSetDetectableAutoRepeat( TRUE );
-
- if (!wxApp::Initialize())
- return -1;
-
- if (!wxTheApp)
- {
- wxCHECK_MSG( wxApp::GetInitializerFunction(), -1,
- wxT("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, wxT("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;
+// Checking for pending events requires first removing our idle source,
+// otherwise it will cause the check to always return true.
+bool wxApp::EventsPending()
+{
+#if wxUSE_THREADS
+ wxMutexLocker lock(*m_idleMutex);
#endif
-
- wxString name(wxFileNameFromPath(argv[0]));
- wxStripExtension( name );
- wxTheApp->SetAppName( name );
-
- int retValue = 0;
-
- if ( !wxTheApp->OnInitGui() )
- retValue = -1;
-
- // Here frames insert themselves automatically into wxTopLevelWindows by
- // getting created in OnInit().
- if ( retValue == 0 )
+ if (m_idleSourceId != 0)
{
- if ( !wxTheApp->OnInit() )
- retValue = -1;
+ g_source_remove(m_idleSourceId);
+ m_idleSourceId = 0;
+ wx_add_idle_hooks();
}
+ return gtk_events_pending() != 0;
+}
- 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();
+#ifdef __WXDEBUG__
- wxTheApp->m_initialized = wxTopLevelWindows.GetCount() != 0;
+void wxApp::OnAssertFailure(const wxChar *file,
+ int line,
+ const wxChar* func,
+ const wxChar* cond,
+ const wxChar *msg)
+{
- if (wxTheApp->Initialized())
- {
- retValue = wxTheApp->OnRun();
+ // block wx idle events while assert dialog is showing
+ m_isInAssert = true;
- 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();
- }
- }
+ wxAppBase::OnAssertFailure(file, line, func, cond, msg);
-#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();
-
- return retValue;
+ m_isInAssert = false;
}
-#include "wx/gtk/info.xpm"
-#include "wx/gtk/error.xpm"
-#include "wx/gtk/question.xpm"
-#include "wx/gtk/warning.xpm"
+#endif // __WXDEBUG__
-wxIcon
-wxApp::GetStdIcon(int which) const
+#if wxUSE_THREADS
+void wxGUIAppTraits::MutexGuiEnter()
{
- 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(wxT("requested non existent standard icon"));
- // still fall through
+ gdk_threads_enter();
+}
- case wxICON_HAND:
- return wxIcon(error_xpm);
- }
+void wxGUIAppTraits::MutexGuiLeave()
+{
+ gdk_threads_leave();
}
+#endif // wxUSE_THREADS
projects / wxWidgets.git / blobdiff