wxMSW compilation fix

[wxWidgets.git] / src / gtk1 / app.cpp

diff --git a/src/gtk1/app.cpp b/src/gtk1/app.cpp
index 38d4d1e75fdbd68a27c8c32b2d11363a342cabb1..283e3330643a3e503d4dece488c49c9ceab4952c 100644 (file)
--- a/src/gtk1/app.cpp
+++ b/src/gtk1/app.cpp
@@ -28,18 +28,21 @@
 #include "wx/module.h"
 #include "wx/image.h"
 
 #include "wx/module.h"
 #include "wx/image.h"
 

+#ifdef __WXUNIVERSAL__
+    #include "wx/univ/theme.h"
+    #include "wx/univ/renderer.h"
+#endif
+

 #if wxUSE_THREADS
     #include "wx/thread.h"
 #endif
 
 #include <unistd.h>
 #if wxUSE_THREADS
     #include "wx/thread.h"
 #endif
 
 #include <unistd.h>

+#include <sys/poll.h>
+#include "wx/gtk/win_gtk.h"

 
 

-#include <glib.h>
-#include <gdk/gdk.h>

 #include <gtk/gtk.h>
 #include <gtk/gtk.h>

-#include <gdk/gdkx.h>

 
 

-#include "wx/gtk/win_gtk.h"

 
 //-----------------------------------------------------------------------------
 // global data
 
 //-----------------------------------------------------------------------------
 // global data


@@ -48,25 +51,18 @@
 wxApp *wxTheApp = (wxApp *)  NULL;
 wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NULL;
 
 wxApp *wxTheApp = (wxApp *)  NULL;
 wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NULL;
 

-extern bool g_isIdle;
-

 bool   g_mainThreadLocked = FALSE;
 gint   g_pendingTag = 0;
 
 static GtkWidget *gs_RootWindow = (GtkWidget*) NULL;
 
 //-----------------------------------------------------------------------------
 bool   g_mainThreadLocked = FALSE;
 gint   g_pendingTag = 0;
 
 static GtkWidget *gs_RootWindow = (GtkWidget*) NULL;
 
 //-----------------------------------------------------------------------------

-// local functions
+// idle system

 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 

-/* forward declaration */
-gint   wxapp_idle_callback( gpointer WXUNUSED(data) );
-gint   wxapp_pending_callback( gpointer WXUNUSED(data) );
-void   wxapp_install_idle_handler();
+extern bool g_isIdle;

 
 

-#if wxUSE_THREADS
-gint   wxapp_wakeup_timerout_callback( gpointer WXUNUSED(data) );
-#endif
+void wxapp_install_idle_handler();

 
 //-----------------------------------------------------------------------------
 // wxExit
 
 //-----------------------------------------------------------------------------
 // wxExit


@@ -81,10 +77,21 @@ void wxExit()
 // wxYield
 //-----------------------------------------------------------------------------
 
 // wxYield
 //-----------------------------------------------------------------------------
 

-static bool gs_inYield = FALSE;
-
-bool wxYield()
+bool wxApp::Yield(bool onlyIfNeeded)

 {
 {

+    // MT-FIXME
+    static bool s_inYield = FALSE;
+
+    if ( s_inYield )
+    {
+        if ( !onlyIfNeeded )
+        {
+            wxFAIL_MSG( wxT("wxYield called recursively" ) );
+        }
+
+        return FALSE;
+    }
+

 #if wxUSE_THREADS
     if ( !wxThread::IsMain() )
     {
 #if wxUSE_THREADS
     if ( !wxThread::IsMain() )
     {


@@ -93,19 +100,14 @@ bool wxYield()
     }
 #endif // wxUSE_THREADS
 
     }
 #endif // wxUSE_THREADS
 

-#ifdef __WXDEBUG__
-    if (gs_inYield)
-        wxFAIL_MSG( wxT("wxYield called recursively" ) );
-#endif
-
-    gs_inYield = TRUE;
+    s_inYield = TRUE;

 
     if (!g_isIdle)
     {
         // We need to remove idle callbacks or the loop will
         // never finish.
 
     if (!g_isIdle)
     {
         // We need to remove idle callbacks or the loop will
         // never finish.

-        gtk_idle_remove( wxTheApp->m_idleTag );
-        wxTheApp->m_idleTag = 0;
+        gtk_idle_remove( m_idleTag );
+        m_idleTag = 0;

         g_isIdle = TRUE;
     }
 
         g_isIdle = TRUE;
     }
 


@@ -116,32 +118,22 @@ bool wxYield()
     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()) { }
+    // 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();

 
     // let the logs be flashed again
     wxLog::Resume();
 
 
     // let the logs be flashed again
     wxLog::Resume();
 

-    gs_inYield = FALSE;
+    s_inYield = FALSE;

 
     return TRUE;
 }
 
 
     return TRUE;
 }
 

-//-----------------------------------------------------------------------------
-// wxYieldIfNeeded
-// Like wxYield, but fails silently if the yield is recursive.
-//-----------------------------------------------------------------------------
-
-bool wxYieldIfNeeded()
-{
-    if (gs_inYield)
-        return FALSE;
-
-    return wxYield();
-}
-

 //-----------------------------------------------------------------------------
 // wxWakeUpIdle
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 // wxWakeUpIdle
 //-----------------------------------------------------------------------------


@@ -166,21 +158,25 @@ void wxWakeUpIdle()
 // local functions
 //-----------------------------------------------------------------------------
 
 // local functions
 //-----------------------------------------------------------------------------
 

-gint wxapp_pending_callback( gpointer WXUNUSED(data) )
+// the callback functions must be extern "C" to comply with GTK+ declarations
+extern "C"
+{
+
+static gint wxapp_pending_callback( gpointer WXUNUSED(data) )

 {
     if (!wxTheApp) return TRUE;
 
 {
     if (!wxTheApp) return TRUE;
 

-    // when getting called from GDK's time-out handler
+    // When getting called from GDK's time-out handler

     // we are no longer within GDK's grab on the GUI
     // we are no longer within GDK's grab on the GUI

-    // thread so we must lock it here ourselves
+    // thread so we must lock it here ourselves.

     gdk_threads_enter();
 
     gdk_threads_enter();
 

-    // Sent idle event to all who request them
+    // Sent idle event to all who request them.

     wxTheApp->ProcessPendingEvents();
 
     g_pendingTag = 0;
 
     wxTheApp->ProcessPendingEvents();
 
     g_pendingTag = 0;
 

-    /* flush the logged messages if any */
+    // Flush the logged messages if any.

 #if wxUSE_LOG
     wxLog::FlushActive();
 #endif // wxUSE_LOG
 #if wxUSE_LOG
     wxLog::FlushActive();
 #endif // wxUSE_LOG


@@ -193,7 +189,7 @@ gint wxapp_pending_callback( gpointer WXUNUSED(data) )
     return FALSE;
 }
 
     return FALSE;
 }
 

-gint wxapp_idle_callback( gpointer WXUNUSED(data) )
+static gint wxapp_idle_callback( gpointer WXUNUSED(data) )

 {
     if (!wxTheApp)
         return TRUE;
 {
     if (!wxTheApp)
         return TRUE;


@@ -208,108 +204,84 @@ gint wxapp_idle_callback( gpointer WXUNUSED(data) )
     }
 #endif // __WXDEBUG__
 
     }
 #endif // __WXDEBUG__
 

-    // when getting called from GDK's time-out handler
+    // When getting called from GDK's time-out handler

     // we are no longer within GDK's grab on the GUI
     // we are no longer within GDK's grab on the GUI

-    // thread so we must lock it here ourselves
+    // thread so we must lock it here ourselves.

     gdk_threads_enter();
 
     gdk_threads_enter();
 

-    /* 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 */
+    // Indicate that we are now in idle mode and event handlers
+    // will have to reinstall the idle handler again.

     g_isIdle = TRUE;
     wxTheApp->m_idleTag = 0;
 
     g_isIdle = TRUE;
     wxTheApp->m_idleTag = 0;
 

-    // Sent idle event to all who request them as long as they do
-    while (wxTheApp->ProcessIdle())
+    // Send idle event to all who request them as long as
+    // no events have popped up in the event queue.
+    while (wxTheApp->ProcessIdle() && (gtk_events_pending() == 0))

         ;
 
     // Release lock again
     gdk_threads_leave();
 
     // Return FALSE to indicate that no more idle events are
         ;
 
     // Release lock again
     gdk_threads_leave();
 
     // Return FALSE to indicate that no more idle events are

-    // to be sent (single shot instead of continuous stream)
+    // to be sent (single shot instead of continuous stream).

     return FALSE;
 }
 
     return FALSE;
 }
 

-void wxapp_install_idle_handler()
-{
-    wxASSERT_MSG( wxTheApp->m_idleTag == 0, wxT("attempt to install idle handler twice") );
-
-    g_isIdle = FALSE;
-
-    if (g_pendingTag == 0)
-        g_pendingTag = gtk_idle_add_priority( 900, wxapp_pending_callback, (gpointer) NULL );
-
-    /* This routine gets called by all event handlers
-       indicating that the idle is over. It may also
-       get called from other thread for sending events
-       to the main thread (and processing these in
-       idle time). Very low priority. */
-
-    wxTheApp->m_idleTag = gtk_idle_add_priority( 1000, wxapp_idle_callback, (gpointer) NULL );
-}
-

 #if wxUSE_THREADS
 
 #if wxUSE_THREADS
 

-static int g_threadUninstallLevel = 0;
-
-void wxapp_install_thread_wakeup()
+static gint wxapp_poll_func( GPollFD *ufds, guint nfds, gint timeout )

 {
 {

-    g_threadUninstallLevel++;
-
-    if (g_threadUninstallLevel != 1) return;
-
-    if (wxTheApp->m_wakeUpTimerTag) return;
+    gint res;
+    gdk_threads_enter();

 
 

-    wxTheApp->m_wakeUpTimerTag = gtk_timeout_add( 50, wxapp_wakeup_timerout_callback, (gpointer) NULL );
-}
+    wxMutexGuiLeave();
+    g_mainThreadLocked = TRUE;

 
 

-void wxapp_uninstall_thread_wakeup()
-{
-    g_threadUninstallLevel--;
+    res = poll( (struct pollfd*) ufds, nfds, timeout );

 
 

-    if (g_threadUninstallLevel != 0) return;
+    wxMutexGuiEnter();
+    g_mainThreadLocked = FALSE;

 
 

-    if (!wxTheApp->m_wakeUpTimerTag) return;
+    gdk_threads_leave();

 
 

-    gtk_timeout_remove( wxTheApp->m_wakeUpTimerTag );
-    wxTheApp->m_wakeUpTimerTag = 0;
+    return res;

 }
 
 }
 

-gint wxapp_wakeup_timerout_callback( gpointer WXUNUSED(data) )
-{
-    // 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();
-
-    wxapp_uninstall_thread_wakeup();
-
-    // unblock other threads wishing to do some GUI things
-    wxMutexGuiLeave();
+#endif // wxUSE_THREADS

 
 

-    g_mainThreadLocked = TRUE;
+} // extern "C"

 
 

-    // wake up other threads
-    wxUsleep( 1 );
+void wxapp_install_idle_handler()
+{
+    wxASSERT_MSG( wxTheApp->m_idleTag == 0, wxT("attempt to install idle handler twice") );

 
 

-    // block other thread again
-    wxMutexGuiEnter();
+    g_isIdle = FALSE;

 
 

-    g_mainThreadLocked = FALSE;
+    if (g_pendingTag == 0)
+        g_pendingTag = gtk_idle_add_priority( 900, wxapp_pending_callback, (gpointer) NULL );

 
 

-    wxapp_install_thread_wakeup();
+    // This routine gets called by all event handlers
+    // indicating that the idle is over. It may also
+    // get called from other thread for sending events
+    // to the main thread (and processing these in
+    // idle time). Very low priority.
+    wxTheApp->m_idleTag = gtk_idle_add_priority( 1000, wxapp_idle_callback, (gpointer) NULL );
+}

 
 

-    // release lock again
-    gdk_threads_leave();
+//-----------------------------------------------------------------------------
+// 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
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 // wxApp
 //-----------------------------------------------------------------------------


@@ -331,8 +303,7 @@ wxApp::wxApp()
     wxapp_install_idle_handler();
 
 #if wxUSE_THREADS
     wxapp_install_idle_handler();
 
 #if wxUSE_THREADS

-    m_wakeUpTimerTag = 0;
-    wxapp_install_thread_wakeup();
+    g_main_set_poll_func( wxapp_poll_func );

 #endif
 
     m_colorCube = (unsigned char*) NULL;
 #endif
 
     m_colorCube = (unsigned char*) NULL;


@@ -345,10 +316,6 @@ wxApp::~wxApp()
 {
     if (m_idleTag) gtk_idle_remove( m_idleTag );
 
 {
     if (m_idleTag) gtk_idle_remove( m_idleTag );
 

-#if wxUSE_THREADS
-    wxapp_uninstall_thread_wakeup();
-#endif
-

     if (m_colorCube) free(m_colorCube);
 }
 
     if (m_colorCube) free(m_colorCube);
 }
 


@@ -361,9 +328,10 @@ bool wxApp::OnInitGui()
 
     // if this is a wxGLApp (derived from wxApp), and we've already
     // chosen a specific visual, then derive the GdkVisual from that
 
     // if this is a wxGLApp (derived from wxApp), and we've already
     // chosen a specific visual, then derive the GdkVisual from that

-    if (m_glVisualInfo != NULL) {
+    if (m_glVisualInfo != NULL)
+    {

 #ifdef __WXGTK20__
 #ifdef __WXGTK20__

-        /* seems gtk_widget_set_default_visual no longer exists? */
+        // seems gtk_widget_set_default_visual no longer exists?

         GdkVisual* vis = gtk_widget_get_default_visual();
 #else
         GdkVisual* vis = gdkx_visual_get( 
         GdkVisual* vis = gtk_widget_get_default_visual();
 #else
         GdkVisual* vis = gdkx_visual_get( 


@@ -377,12 +345,11 @@ bool wxApp::OnInitGui()
         visual = vis;
     }
     
         visual = vis;
     }
     

-    /* 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? */
+    // On some machines, the default visual is just 256 colours, so
+    // we make sure we get the best. This can sometimes be wasteful.

 
 

-    else if ((gdk_visual_get_best() != gdk_visual_get_system()) &&
-        (m_useBestVisual))
+    else
+    if ((gdk_visual_get_best() != gdk_visual_get_system()) && (m_useBestVisual))

     {
 #ifdef __WXGTK20__
         /* seems gtk_widget_set_default_visual no longer exists? */
     {
 #ifdef __WXGTK20__
         /* seems gtk_widget_set_default_visual no longer exists? */


@@ -398,10 +365,10 @@ bool wxApp::OnInitGui()
         visual = vis;
     }
 
         visual = vis;
     }
 

-    /* Nothing to do for 15, 16, 24, 32 bit displays */
+    // Nothing to do for 15, 16, 24, 32 bit displays

     if (visual->depth > 8) return TRUE;
 
     if (visual->depth > 8) return TRUE;
 

-    /* initialize color cube for 8-bit color reduction dithering */
+    // initialize color cube for 8-bit color reduction dithering

 
     GdkColormap *cmap = gtk_widget_get_default_colormap();
 
 
     GdkColormap *cmap = gtk_widget_get_default_colormap();
 


@@ -438,16 +405,11 @@ bool wxApp::OnInitGui()
                 }
                 else
                 {
                 }
                 else
                 {

-#if (GTK_MINOR_VERSION > 0)
-                    /* assume 8-bit true or static colors. this really
-                       exists. */
+                    // 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;
                     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

                 }
                 m_colorCube[ (r*1024) + (g*32) + b ] = index;
             }
                 }
                 m_colorCube[ (r*1024) + (g*32) + b ] = index;
             }


@@ -457,6 +419,20 @@ bool wxApp::OnInitGui()
     return TRUE;
 }
 
     return TRUE;
 }
 

+GdkVisual *wxApp::GetGdkVisual()
+{
+    GdkVisual *visual = NULL;
+    
+    if (m_glVisualInfo)
+        visual = gdkx_visual_get( ((XVisualInfo *) m_glVisualInfo)->visualid );
+    else
+        visual = gdk_window_get_visual( wxGetRootWindow()->window );
+        
+    wxASSERT( visual );
+    
+    return visual;
+}
+

 bool wxApp::ProcessIdle()
 {
     wxIdleEvent event;
 bool wxApp::ProcessIdle()
 {
     wxIdleEvent event;


@@ -470,20 +446,20 @@ void wxApp::OnIdle( wxIdleEvent &event )
 {
     static bool s_inOnIdle = FALSE;
 
 {
     static bool s_inOnIdle = FALSE;
 

-    /* Avoid recursion (via ProcessEvent default case) */
+    // Avoid recursion (via ProcessEvent default case)

     if (s_inOnIdle)
         return;
 
     s_inOnIdle = TRUE;
 
     if (s_inOnIdle)
         return;
 
     s_inOnIdle = TRUE;
 

-    /* Resend in the main thread events which have been prepared in other
-       threads */
+    // Resend in the main thread events which have been prepared in other
+    // threads

     ProcessPendingEvents();
 
     ProcessPendingEvents();
 

-    /* 'Garbage' collection of windows deleted with Close(). */
+    // 'Garbage' collection of windows deleted with Close()

     DeletePendingObjects();
 
     DeletePendingObjects();
 

-    /* Send OnIdle events to all windows */
+    // Send OnIdle events to all windows

     bool needMore = SendIdleEvents();
 
     if (needMore)
     bool needMore = SendIdleEvents();
 
     if (needMore)


@@ -583,8 +559,6 @@ bool wxApp::Initialize()
 
     wxClassInfo::InitializeClasses();
 
 
     wxClassInfo::InitializeClasses();
 

-    wxSystemSettings::Init();
-    

 #if wxUSE_INTL
     wxFont::SetDefaultEncoding(wxLocale::GetSystemEncoding());
 #endif
 #if wxUSE_INTL
     wxFont::SetDefaultEncoding(wxLocale::GetSystemEncoding());
 #endif


@@ -639,8 +613,6 @@ void wxApp::CleanUp()
     delete wxPendingEventsLocker;
 #endif
 
     delete wxPendingEventsLocker;
 #endif
 

-    wxSystemSettings::Done();
-

     delete[] wxBuffer;
 
     wxClassInfo::CleanUpClasses();
     delete[] wxBuffer;
 
     wxClassInfo::CleanUpClasses();


@@ -665,29 +637,16 @@ void wxApp::CleanUp()
 #endif // wxUSE_LOG
 }
 
 #endif // wxUSE_LOG
 }
 

-//-----------------------------------------------------------------------------
-// Access to the root window global
-//-----------------------------------------------------------------------------
-
-GtkWidget* wxGetRootWindow()
-{
-    if (gs_RootWindow == NULL) {
-        gs_RootWindow = gtk_window_new( GTK_WINDOW_TOPLEVEL );
-        gtk_widget_realize( gs_RootWindow );
-    }
-    return gs_RootWindow;
-}
-

 //-----------------------------------------------------------------------------
 // wxEntry
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 // wxEntry
 //-----------------------------------------------------------------------------
 

-
-int wxEntryStart( int argc, char *argv[] )
+// NB: argc and argv may be changed here, pass by reference!
+int wxEntryStart( int& argc, char *argv[] )

 {
 #if wxUSE_THREADS
 {
 #if wxUSE_THREADS

-    /* GTK 1.2 up to version 1.2.3 has broken threads */
-   if ((gtk_major_version == 1) &&
+    // GTK 1.2 up to version 1.2.3 has broken threads
+    if ((gtk_major_version == 1) &&

         (gtk_minor_version == 2) &&
         (gtk_micro_version < 4))
     {
         (gtk_minor_version == 2) &&
         (gtk_micro_version < 4))
     {


@@ -764,7 +723,6 @@ void wxEntryCleanup()
 }
 
 
 }
 
 

-

 int wxEntry( int argc, char *argv[] )
 {
 #if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
 int wxEntry( int argc, char *argv[] )
 {
 #if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT


@@ -862,13 +820,19 @@ int wxEntry( int argc, char *argv[] )
     return retValue;
 }
 
     return retValue;
 }
 

+#ifndef __WXUNIVERSAL__
+
+// XPM hack: make the arrays const
+#define static static const
+

 #include "wx/gtk/info.xpm"
 #include "wx/gtk/error.xpm"
 #include "wx/gtk/question.xpm"
 #include "wx/gtk/warning.xpm"
 
 #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
+#undef static
+
+wxIcon wxApp::GetStdIcon(int which) const

 {
     switch(which)
     {
 {
     switch(which)
     {


@@ -889,6 +853,13 @@ wxApp::GetStdIcon(int which) const
             return wxIcon(error_xpm);
     }
 }
             return wxIcon(error_xpm);
     }
 }

+#else
+wxIcon wxApp::GetStdIcon(int which) const
+{
+    return wxTheme::Get()->GetRenderer()->GetStdIcon(which);
+}
+#endif // !__WXUNIVERSAL__
+

 
 #ifdef __WXDEBUG__
 
 
 #ifdef __WXDEBUG__