]> git.saurik.com Git - wxWidgets.git/blobdiff - src/gtk/window.cpp
Fixed problem with CaptureMouse if cursor is null.
[wxWidgets.git] / src / gtk / window.cpp
index 6dea5fdd64b29e27dc616736ad81b976e6633260..80384e2535660c2486459e7522ccbb82cec4c055 100644 (file)
 #include <gtk/gtk.h>
 #include <gdk/gdkprivate.h>
 #include <gdk/gdkkeysyms.h>
-#include <wx/gtk/win_gtk.h>
-
 #include <gdk/gdkx.h>
 
+#include <gtk/gtk.h>
+#include <gtk/gtkprivate.h>
+
+#include "wx/gtk/win_gtk.h"
+
 //-----------------------------------------------------------------------------
 // documentation on internals
 //-----------------------------------------------------------------------------
@@ -208,6 +211,8 @@ extern bool g_mainThreadLocked;
 // debug
 //-----------------------------------------------------------------------------
 
+#define DISABLE_STYLE_IF_BROKEN_THEME 1
+
 #ifdef __WXDEBUG__
 
 #if wxUSE_THREADS
@@ -268,7 +273,7 @@ gdk_window_warp_pointer (GdkWindow      *window,
   GdkWindowPrivate *priv;
 
   if (!window)
-    window = (GdkWindow*) &gdk_root_parent;
+    window = GDK_ROOT_PARENT();
 
   priv = (GdkWindowPrivate*) window;
 
@@ -379,10 +384,13 @@ static void draw_frame( GtkWidget *widget, wxWindow *win )
 // "expose_event" of m_widget
 //-----------------------------------------------------------------------------
 
-static void gtk_window_own_expose_callback( GtkWidget *widget, GdkEventExpose *gdk_event, wxWindow *win )
+gint gtk_window_own_expose_callback( GtkWidget *widget, GdkEventExpose *gdk_event, wxWindow *win )
 {
-    if (gdk_event->count > 0) return;
+    if (gdk_event->count > 0) return FALSE;
+    
     draw_frame( widget, win );
+    
+    return TRUE;
 }
 
 //-----------------------------------------------------------------------------
@@ -495,7 +503,7 @@ static long map_to_unmodified_wx_keysym( KeySym keysym )
         case GDK_F12:           key_code = WXK_F12;         break;
         default:
         {
-            if (keysym <= 0xFF)
+            if ((keysym & 0xF000) == 0)
             {
                 guint upper = gdk_keyval_to_upper( (guint)keysym );
                 keysym = (upper != 0 ? upper : keysym ); /* to be MSW compatible */
@@ -594,7 +602,7 @@ static long map_to_wx_keysym( KeySym keysym )
         case GDK_F12:           key_code = WXK_F12;         break;
         default:
         {
-            if (keysym <= 0xFF)
+            if ((keysym & 0xF000) == 0)
             {
                 key_code = (guint)keysym;
             }
@@ -608,12 +616,15 @@ static long map_to_wx_keysym( KeySym keysym )
 // "expose_event" of m_wxwindow
 //-----------------------------------------------------------------------------
 
-static void gtk_window_expose_callback( GtkWidget *WXUNUSED(widget), GdkEventExpose *gdk_event, wxWindow *win )
+static int gtk_window_expose_callback( GtkWidget *widget, GdkEventExpose *gdk_event, wxWindow *win )
 {
     DEBUG_MAIN_THREAD
 
+    if (g_isIdle)
+        wxapp_install_idle_handler();
+        
 /*
-    if (win->GetName() == wxT("columntitles"))
+    if (win->GetName() == wxT("panel"))
     {
         wxPrintf( wxT("OnExpose from ") );
         if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
@@ -625,46 +636,95 @@ static void gtk_window_expose_callback( GtkWidget *WXUNUSED(widget), GdkEventExp
     }
 */
                                 
-    win->GetUpdateRegion().Union( gdk_event->area.x,
-                                  gdk_event->area.y,
-                                  gdk_event->area.width,
-                                  gdk_event->area.height );
+    if (!win->m_queuedFullRedraw)
+    {
 
+        win->GetUpdateRegion().Union( gdk_event->area.x,
+                                      gdk_event->area.y,
+                                      gdk_event->area.width,
+                                      gdk_event->area.height );
 
-    if (gdk_event->count > 0)
-        return;
+        if (gdk_event->count == 0)
+        {
+            wxEraseEvent eevent( win->GetId() );
+            eevent.SetEventObject( win );
+            win->GetEventHandler()->ProcessEvent(eevent);
 
-    if (!win->m_hasVMT)
-        return;
+            wxPaintEvent event( win->GetId() );
+            event.SetEventObject( win );
+            win->GetEventHandler()->ProcessEvent( event );
 
-    wxEraseEvent eevent( win->GetId() );
-    eevent.SetEventObject( win );
-    win->GetEventHandler()->ProcessEvent(eevent);
+            win->GetUpdateRegion().Clear();
+        }
+    
+        /* The following code will result in all window-less widgets
+           being redrawn if the wxWindows class is given a chance to
+           paint *anything* because it will then be allowed to paint
+           over the window-less widgets */
+       
+        GtkPizza *pizza = GTK_PIZZA (widget);
+        
+        GList *children = pizza->children;
+        while (children)
+        {
+            GtkPizzaChild *child = (GtkPizzaChild*) children->data;
+            children = children->next;
 
-    wxPaintEvent event( win->GetId() );
-    event.SetEventObject( win );
-    win->GetEventHandler()->ProcessEvent( event );
+            GdkEventExpose child_event = *gdk_event;
 
-    win->GetUpdateRegion().Clear();
+            if (GTK_WIDGET_NO_WINDOW (child->widget) &&
+                GTK_WIDGET_DRAWABLE (child->widget) /* &&
+                gtk_widget_intersect (child->widget, &gdk_event->area, &child_event.area)*/ )
+            {
+                child_event.area.x = child->widget->allocation.x;
+                child_event.area.y = child->widget->allocation.y;
+                child_event.area.width = child->widget->allocation.width;
+                child_event.area.height = child->widget->allocation.height;
+                gtk_widget_event (child->widget, (GdkEvent*) &child_event);
+            }
+        }
+    }
+        
+    return TRUE;
+}
+
+//-----------------------------------------------------------------------------
+// "event" of m_wxwindow
+//-----------------------------------------------------------------------------
+
+/* GTK thinks it is clever and filters out a certain amount of "unneeded"
+   expose events. We need them, of course, so we override the main event
+   procedure in GtkWidget by giving our own handler for all system events.
+   There, we look for expose events ourselves whereas all other events are
+   handled normally. */
+
+gint gtk_window_event_event_callback( GtkWidget *widget, GdkEventExpose *event, wxWindow *win )
+{
+    if (event->type == GDK_EXPOSE)
+    {
+        gint ret = gtk_window_expose_callback( widget, event, win );
+        return ret;
+    }
+
+    return FALSE;
 }
 
 //-----------------------------------------------------------------------------
 // "draw" of m_wxwindow
 //-----------------------------------------------------------------------------
 
-static void gtk_window_draw_callback( GtkWidget *WXUNUSED(widget),
-                                      GdkRectangle *rect, wxWindow *win )
+/* This callback is a complete replacement of the gtk_pizza_draw() function,
+   which disabled. */
+
+static void gtk_window_draw_callback( GtkWidget *widget, GdkRectangle *rect, wxWindow *win )
 {
     DEBUG_MAIN_THREAD
 
     if (g_isIdle)
         wxapp_install_idle_handler();
         
-    if ((rect->x == 0) && (rect->y == 0) && (rect->width <= 1) && (rect->height <= 1))
-        return;
-
 /*
-    if (win->GetName() == wxT("columntitles"))
+    if (win->GetName() == wxT("panel"))
     {
         wxPrintf( wxT("OnDraw from ") );
         if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
@@ -675,22 +735,49 @@ static void gtk_window_draw_callback( GtkWidget *WXUNUSED(widget),
                                          (int)rect->height );
     }
 */
-                                
-    win->GetUpdateRegion().Union( rect->x, rect->y,
-                                  rect->width, rect->height );
+   
+    GtkPizza *pizza = GTK_PIZZA (widget);
+        
+    if (!win->m_queuedFullRedraw)
+    {
+    
+        if (!(GTK_WIDGET_APP_PAINTABLE (widget)) &&
+             (pizza->clear_on_draw))
+        {
+            gdk_window_clear_area( pizza->bin_window,
+                               rect->x, rect->y, rect->width, rect->height);
+        }
+    
+        win->GetUpdateRegion().Union( rect->x, rect->y, rect->width, rect->height );
 
-    if (!win->m_hasVMT)
-        return;
+        win->m_clipPaintRegion = TRUE;
+    
+        wxEraseEvent eevent( win->GetId() );
+        eevent.SetEventObject( win );
+        win->GetEventHandler()->ProcessEvent(eevent);
 
-    wxEraseEvent eevent( win->GetId() );
-    eevent.SetEventObject( win );
-    win->GetEventHandler()->ProcessEvent(eevent);
+        wxPaintEvent event( win->GetId() );
+        event.SetEventObject( win );
+        win->GetEventHandler()->ProcessEvent( event );
 
-    wxPaintEvent event( win->GetId() );
-    event.SetEventObject( win );
-    win->GetEventHandler()->ProcessEvent( event );
+        win->GetUpdateRegion().Clear();
+    
+        win->m_clipPaintRegion = FALSE;
+    
+    
+        GList *children = pizza->children;
+        while (children)
+        {
+            GtkPizzaChild *child = (GtkPizzaChild*) children->data;
+            children = children->next;
 
-    win->GetUpdateRegion().Clear();
+            GdkRectangle child_area;
+            if (gtk_widget_intersect (child->widget, rect, &child_area))
+            {
+                gtk_widget_draw (child->widget, &child_area /* (GdkRectangle*) NULL*/ );
+            }
+        }
+    }
 }
 
 //-----------------------------------------------------------------------------
@@ -707,6 +794,7 @@ static gint gtk_window_key_press_callback( GtkWidget *widget, GdkEventKey *gdk_e
     if (!win->m_hasVMT) return FALSE;
     if (g_blockEventsOnDrag) return FALSE;
 
+
 /*
     wxString tmp;
     tmp += (char)gdk_event->keyval;
@@ -1643,6 +1731,7 @@ static gint gtk_scrollbar_button_press_callback( GtkRange *widget,
     if (g_isIdle)
         wxapp_install_idle_handler();
 
+
     g_blockEventsOnScroll = TRUE;
     win->m_isScrolling = (gdk_event->window == widget->slider);
 
@@ -1668,7 +1757,7 @@ static gint gtk_scrollbar_button_release_callback( GtkRange *widget,
 
     if (win->m_isScrolling)
     {
-        wxEventType command = wxEVT_SCROLL_THUMBRELEASE;
+        wxEventType command = wxEVT_SCROLLWIN_THUMBRELEASE;
         int value = -1;
         int dir = -1;
 
@@ -1839,8 +1928,8 @@ gtk_wxwindow_realized_callback( GtkWidget * WXUNUSED_UNLESS_XIM(widget),
     if ((colormap = gtk_widget_get_colormap (widget)) !=
            gtk_widget_get_default_colormap ())
     {
-       attrmask |= GDK_IC_PREEDIT_COLORMAP;
-       attr->preedit_colormap = colormap;
+           attrmask |= GDK_IC_PREEDIT_COLORMAP;
+           attr->preedit_colormap = colormap;
     }
 
     attrmask |= GDK_IC_PREEDIT_FOREGROUND;
@@ -1972,6 +2061,9 @@ void wxWindow::Init()
     m_isFrame = FALSE;
     m_acceptsFocus = FALSE;
 
+    m_clipPaintRegion = FALSE;
+    m_queuedFullRedraw = FALSE;
+
     m_cursor = *wxSTANDARD_CURSOR;
 
 #ifdef HAVE_XIM
@@ -2006,21 +2098,12 @@ bool wxWindow::Create( wxWindow *parent, wxWindowID id,
     }
 
     m_insertCallback = wxInsertChildInWindow;
-
+    
     m_widget = gtk_scrolled_window_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL );
     GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
 
-#ifdef __WXDEBUG__
-    debug_focus_in( m_widget, wxT("wxWindow::m_widget"), name );
-#endif
-
     GtkScrolledWindow *scrolledWindow = GTK_SCROLLED_WINDOW(m_widget);
 
-#ifdef __WXDEBUG__
-    debug_focus_in( scrolledWindow->hscrollbar, wxT("wxWindow::hsrcollbar"), name );
-    debug_focus_in( scrolledWindow->vscrollbar, wxT("wxWindow::vsrcollbar"), name );
-#endif
-
     GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT(m_widget)->klass );
     scroll_class->scrollbar_spacing = 0;
 
@@ -2031,10 +2114,6 @@ bool wxWindow::Create( wxWindow *parent, wxWindowID id,
 
     m_wxwindow = gtk_pizza_new();
 
-#ifdef __WXDEBUG__
-    debug_focus_in( m_wxwindow, wxT("wxWindow::m_wxwindow"), name );
-#endif
-
     gtk_container_add( GTK_CONTAINER(m_widget), m_wxwindow );
 
 #if (GTK_MINOR_VERSION > 0)
@@ -2157,10 +2236,11 @@ wxWindow::~wxWindow()
 
     if (m_widgetStyle)
     {
+#if DISABLE_STYLE_IF_BROKEN_THEME
         // don't delete if it's a pixmap theme style
         if (!m_widgetStyle->engine_data)
             gtk_style_unref( m_widgetStyle );
-            
+#endif            
         m_widgetStyle = (GtkStyle*) NULL;
     }
 
@@ -2218,6 +2298,12 @@ void wxWindow::PostCreation()
         if (!m_noExpose)
         {
             /* these get reported to wxWindows -> wxPaintEvent */
+            
+            gtk_pizza_set_external( GTK_PIZZA(m_wxwindow), TRUE );
+
+            gtk_signal_connect( GTK_OBJECT(m_wxwindow), "event",
+                GTK_SIGNAL_FUNC(gtk_window_event_event_callback), (gpointer)this );
+
             gtk_signal_connect( GTK_OBJECT(m_wxwindow), "expose_event",
                 GTK_SIGNAL_FUNC(gtk_window_expose_callback), (gpointer)this );
 
@@ -2317,6 +2403,24 @@ bool wxWindow::Destroy()
 
 void wxWindow::DoMoveWindow(int x, int y, int width, int height)
 {
+    if (m_wxwindow && GTK_PIZZA(m_wxwindow)->bin_window)
+    {
+        /* Normally, GTK will send expose events only for the regions
+           which actually got exposed. Sadly, wxMSW invalidates
+           the whole window so we have to do that, too. We could
+           simply add a complete refresh, but we would then get
+           the normal GTK expose events in surplus, so we shut
+           off the expose events and schedule a full redraw to
+           be done in OnInternalIdle, where we restore the handling
+           of expose events. */
+    
+        m_queuedFullRedraw = TRUE;
+        
+        GdkEventMask mask = gdk_window_get_events( GTK_PIZZA(m_wxwindow)->bin_window );
+        mask = (GdkEventMask)(mask & ~GDK_EXPOSURE_MASK);
+        gdk_window_set_events( GTK_PIZZA(m_wxwindow)->bin_window, mask );
+    }
+
     gtk_pizza_set_size( GTK_PIZZA(m_parent->m_wxwindow), m_widget, x, y, width, height );
 }
 
@@ -2327,7 +2431,7 @@ void wxWindow::DoSetSize( int x, int y, int width, int height, int sizeFlags )
 
     if (m_resizing) return; /* I don't like recursions */
     m_resizing = TRUE;
-
+    
     if (m_parent->m_wxwindow == NULL) /* i.e. wxNotebook */
     {
         /* don't set the size for children of wxNotebook, just take the values. */
@@ -2388,6 +2492,12 @@ void wxWindow::DoSetSize( int x, int y, int width, int height, int sizeFlags )
 
     if (m_hasScrolling)
     {
+        /* Sometimes the client area changes size without the 
+           whole windows's size changing, but if the whole
+           windows's size doesn't change, no wxSizeEvent will
+           normally be sent. Here we add an extra test if
+           the client test has been changed and this will
+           be used then. */
         GetClientSize( &m_oldClientWidth, &m_oldClientHeight );
     }
 
@@ -2458,6 +2568,33 @@ void wxWindow::OnInternalIdle()
     }
 
     UpdateWindowUI();
+    
+    if (m_queuedFullRedraw)
+    {
+        /* See also wxWindow::DoMoveWindow for explanation of this code. What
+           we test here is if the requested size of the window is the same as 
+           the actual size of window, in which case all expose events that resulted
+           from resizing the window have been sent (and discarded) and we can
+           now do our full redraw and switch on expose event handling again. */
+        
+        bool child_already_resized = FALSE;
+        if (m_isFrame)
+            child_already_resized = gtk_pizza_child_resized( GTK_PIZZA(m_wxwindow->parent), m_wxwindow );
+        else
+            child_already_resized = gtk_pizza_child_resized( GTK_PIZZA(m_widget->parent), m_widget );
+        
+        if (child_already_resized)
+        {
+            m_queuedFullRedraw = FALSE;
+            m_updateRegion.Clear();
+            m_updateRegion.Union( 0,0,m_width,m_height );
+            gtk_widget_draw( m_wxwindow, (GdkRectangle*) NULL );
+
+            GdkEventMask mask = gdk_window_get_events( GTK_PIZZA(m_wxwindow)->bin_window );
+            mask = (GdkEventMask)(mask | GDK_EXPOSURE_MASK);
+            gdk_window_set_events( GTK_PIZZA(m_wxwindow)->bin_window, mask );
+        }
+    }
 }
 
 void wxWindow::DoGetSize( int *width, int *height ) const
@@ -2895,37 +3032,69 @@ void wxWindow::Refresh( bool eraseBackground, const wxRect *rect )
     {
         if (m_wxwindow)
         {
+
+/*
             GtkPizza *pizza = GTK_PIZZA(m_wxwindow);
             gboolean old_clear = pizza->clear_on_draw;
             gtk_pizza_set_clear( pizza, FALSE );
-
             gtk_widget_draw( m_wxwindow, (GdkRectangle*) NULL );
-
             gtk_pizza_set_clear( pizza, old_clear );
+*/
+            GdkEventExpose gdk_event;
+            gdk_event.type = GDK_EXPOSE;
+            gdk_event.window = GTK_PIZZA(m_wxwindow)->bin_window;
+            gdk_event.count = 0;
+            gdk_event.area.x = 0;
+            gdk_event.area.y = 0;
+            gdk_event.area.width = m_wxwindow->allocation.width;
+            gdk_event.area.height = m_wxwindow->allocation.height;
+            gtk_window_expose_callback( m_wxwindow, &gdk_event, this );
+
         }
         else
+        {
             gtk_widget_draw( m_widget, (GdkRectangle*) NULL );
+        }
     }
     else
     {
-        GdkRectangle gdk_rect;
-        gdk_rect.x = rect->x;
-        gdk_rect.y = rect->y;
-        gdk_rect.width = rect->width;
-        gdk_rect.height = rect->height;
 
         if (m_wxwindow)
         {
+/*
             GtkPizza *pizza = GTK_PIZZA(m_wxwindow);
             gboolean old_clear = pizza->clear_on_draw;
             gtk_pizza_set_clear( pizza, FALSE );
 
+            GdkRectangle gdk_rect;
+            gdk_rect.x = rect->x;
+            gdk_rect.y = rect->y;
+            gdk_rect.width = rect->width;
+            gdk_rect.height = rect->height;
             gtk_widget_draw( m_wxwindow, &gdk_rect );
+            gtk_window_draw_callback( m_wxwindow, &gdk_rect, this );
 
             gtk_pizza_set_clear( pizza, old_clear );
+*/
+            GdkEventExpose gdk_event;
+            gdk_event.type = GDK_EXPOSE;
+            gdk_event.window = GTK_PIZZA(m_wxwindow)->bin_window;
+            gdk_event.count = 0;
+            gdk_event.area.x = rect->x;
+            gdk_event.area.y = rect->y;
+            gdk_event.area.width = rect->width;
+            gdk_event.area.height = rect->height;
+            gtk_window_expose_callback( m_wxwindow, &gdk_event, this );
         }
         else
+        {
+            GdkRectangle gdk_rect;
+            gdk_rect.x = rect->x;
+            gdk_rect.y = rect->y;
+            gdk_rect.width = rect->width;
+            gdk_rect.height = rect->height;
             gtk_widget_draw( m_widget, &gdk_rect );
+        }
     }
 }
 
@@ -3053,6 +3222,7 @@ GtkStyle *wxWindow::GetWidgetStyle()
 
 void wxWindow::SetWidgetStyle()
 {
+#if DISABLE_STYLE_IF_BROKEN_THEM
     if (m_widget->style->engine_data)
     {
         static bool s_warningPrinted = FALSE;
@@ -3064,6 +3234,7 @@ void wxWindow::SetWidgetStyle()
         m_widgetStyle = m_widget->style;
         return;
     }
+#endif
 
     GtkStyle *style = GetWidgetStyle();
 
@@ -3251,6 +3422,10 @@ void wxWindow::CaptureMouse()
 
     if (!window) return;
 
+    wxCursor* cursor = & m_cursor;
+    if (!cursor->Ok())
+        cursor = wxSTANDARD_CURSOR;
+
     gdk_pointer_grab( window, FALSE,
                       (GdkEventMask)
                          (GDK_BUTTON_PRESS_MASK |
@@ -3258,7 +3433,7 @@ void wxWindow::CaptureMouse()
                           GDK_POINTER_MOTION_HINT_MASK |
                           GDK_POINTER_MOTION_MASK),
                       (GdkWindow *) NULL,
-                      m_cursor.GetCursor(),
+                      cursor->GetCursor(),
                       (guint32)GDK_CURRENT_TIME );
     g_captureWindow = this;
 }
@@ -3447,7 +3622,9 @@ void wxWindow::ScrollWindow( int dx, int dy, const wxRect* WXUNUSED(rect) )
     
     if ((dx == 0) && (dy == 0)) return;
 
+    m_clipPaintRegion = TRUE;
     gtk_pizza_scroll( GTK_PIZZA(m_wxwindow), -dx, -dy );
+    m_clipPaintRegion = FALSE;
     
 /*    
     if (m_children.GetCount() > 0)