don't try to access empty wxIconBundle in gtk_frame_realized_callback

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

diff --git a/src/gtk1/cursor.cpp b/src/gtk1/cursor.cpp
index a7ce14cfb54e592059fda6ba2f329a11960346fb..bd1e6ca2bd6535d3f8820d88c665900fc46870e7 100644 (file)
--- a/src/gtk1/cursor.cpp
+++ b/src/gtk1/cursor.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        cursor.cpp
+// Name:        src/gtk1/cursor.cpp
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
@@ -7,14 +7,15 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-
-#ifdef __GNUG__
-#pragma implementation "cursor.h"
-#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
 
 #include "wx/cursor.h"
-#include "wx/utils.h"
-#include "wx/app.h"
+
+#ifndef WX_PRECOMP
+    #include "wx/app.h"
+    #include "wx/utils.h"
+#endif // WX_PRECOMP
 
 #include <gdk/gdk.h>
 #include <gtk/gtk.h>
@@ -35,7 +36,7 @@ class wxCursorRefData: public wxObjectRefData
   public:
 
     wxCursorRefData();
-    ~wxCursorRefData();
+    virtual ~wxCursorRefData();
 
     GdkCursor *m_cursor;
 };
@@ -68,6 +69,20 @@ wxCursor::wxCursor( int cursorId )
     GdkCursorType gdk_cur = GDK_LEFT_PTR;
     switch (cursorId)
     {
+        case wxCURSOR_BLANK:
+            {
+                static const gchar bits[] = { 0 };
+                static /* const -- not in GTK1 */ GdkColor color = { 0, 0, 0, 0 };
+
+                GdkPixmap *pixmap = gdk_bitmap_create_from_data(NULL, bits, 1, 1);
+                M_CURSORDATA->m_cursor = gdk_cursor_new_from_pixmap(pixmap,
+                                                                    pixmap,
+                                                                    &color,
+                                                                    &color,
+                                                                    0, 0);
+            }
+            return;
+
         case wxCURSOR_ARROW:            // fall through to default
         case wxCURSOR_DEFAULT:          gdk_cur = GDK_LEFT_PTR; break;
         case wxCURSOR_RIGHT_ARROW:      gdk_cur = GDK_RIGHT_PTR; break;
@@ -102,6 +117,7 @@ wxCursor::wxCursor( int cursorId )
         case wxCURSOR_BASED_ARROW_UP:   gdk_cur = GDK_BASED_ARROW_UP; break;
         case wxCURSOR_BASED_ARROW_DOWN: gdk_cur = GDK_BASED_ARROW_DOWN; break;
 */
+
         default:
             wxFAIL_MSG(wxT("unsupported cursor type"));
             // will use the standard one
@@ -115,7 +131,7 @@ extern GtkWidget *wxGetRootWindow();
 
 wxCursor::wxCursor(const char bits[], int width, int  height,
                    int hotSpotX, int hotSpotY,
-                   const char maskBits[], wxColour *fg, wxColour *bg)
+                   const char maskBits[], const wxColour *fg, const wxColour *bg)
 {
     if (!maskBits)
         maskBits = bits;
@@ -140,13 +156,6 @@ wxCursor::wxCursor(const char bits[], int width, int  height,
     gdk_bitmap_unref( mask );
 }
 
-
-wxCursor::wxCursor( const wxCursor &cursor )
-    : wxObject()
-{
-    Ref( cursor );
-}
-
 #if wxUSE_IMAGE
 
 wxCursor::wxCursor( const wxImage & image )
@@ -252,16 +261,27 @@ wxCursor::wxCursor( const wxImage & image )
                              (unsigned char)(colNextMostFreq >> 8),
                              (unsigned char)(colNextMostFreq) );
 
+    int fg_intensity = fg.Red() + fg.Green() + fg.Blue();
+    int bg_intensity = bg.Red() + bg.Green() + bg.Blue();
+
+    if (bg_intensity > fg_intensity)
+    {
+        //swap fg and bg
+        wxColour tmp = fg;
+        fg = bg;
+        bg = tmp;
+    }
+
     int hotSpotX;
     int hotSpotY;
 
-    if (image.HasOption(wxCUR_HOTSPOT_X))
-        hotSpotX = image.GetOptionInt(wxCUR_HOTSPOT_X);
+    if (image.HasOption(wxIMAGE_OPTION_CUR_HOTSPOT_X))
+        hotSpotX = image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_X);
     else
         hotSpotX = 0;
 
-    if (image.HasOption(wxCUR_HOTSPOT_Y))
-        hotSpotY = image.GetOptionInt(wxCUR_HOTSPOT_Y);
+    if (image.HasOption(wxIMAGE_OPTION_CUR_HOTSPOT_Y))
+        hotSpotY = image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_Y);
     else
         hotSpotY = 0;
 
@@ -296,27 +316,7 @@ wxCursor::~wxCursor()
 {
 }
 
-wxCursor& wxCursor::operator = ( const wxCursor& cursor )
-{
-    if (*this == cursor)
-        return (*this);
-
-    Ref( cursor );
-
-    return *this;
-}
-
-bool wxCursor::operator == ( const wxCursor& cursor ) const
-{
-    return m_refData == cursor.m_refData;
-}
-
-bool wxCursor::operator != ( const wxCursor& cursor ) const
-{
-    return m_refData != cursor.m_refData;
-}
-
-bool wxCursor::Ok() const
+bool wxCursor::IsOk() const
 {
     return (m_refData != NULL);
 }
@@ -354,10 +354,10 @@ void wxEndBusyCursor()
     gs_savedCursor = wxNullCursor;
 
     if (wxTheApp)
-        wxTheApp->SendIdleEvents();
+        wxTheApp->ProcessIdle();
 }
 
-void wxBeginBusyCursor( wxCursor *WXUNUSED(cursor) )
+void wxBeginBusyCursor( const wxCursor *WXUNUSED(cursor) )
 {
     if (gs_busyCount++ > 0)
         return;