make it possible to create wxWindowDC for a hidden window

[wxWidgets.git] / src / gtk / frame.cpp

diff --git a/src/gtk/frame.cpp b/src/gtk/frame.cpp
index d68a3b5e1521c12cd07ec2c21054ff58793cfd18..4a43ba6aeed4d3a60f31a317790ba43b46c971aa 100644 (file)
--- a/src/gtk/frame.cpp
+++ b/src/gtk/frame.cpp
@@ -276,6 +276,8 @@ void wxFrame::DoGetClientSize( int *width, int *height ) const
             }
         }
 #endif // wxUSE_TOOLBAR
+        if (*height < 0)
+            *height = 0;
     }
 }
 
@@ -384,6 +386,8 @@ void wxFrame::GtkOnSize()
             int xx = m_miniEdge;
             int yy = m_miniEdge + m_miniTitle;
             int ww = m_width  - 2*m_miniEdge;
+            if (ww < 0)
+                ww = 0;
             int hh = m_menuBarHeight;
             if (m_menuBarDetached) hh = wxPLACE_HOLDER;
             m_frameMenuBar->m_x = xx;
@@ -423,6 +427,8 @@ void wxFrame::GtkOnSize()
                 ww = m_toolBarDetached ? wxPLACE_HOLDER
                                        : m_frameToolBar->m_width;
                 hh = m_height - 2*m_miniEdge;
+                if (hh < 0)
+                    hh = 0;
 
                 client_area_x_offset += ww;
             }
@@ -445,6 +451,10 @@ void wxFrame::GtkOnSize()
         int client_y = client_area_y_offset + m_miniEdge + m_miniTitle;
         int client_w = m_width - client_area_x_offset - 2*m_miniEdge;
         int client_h = m_height - client_area_y_offset- 2*m_miniEdge - m_miniTitle;
+        if (client_w < 0)
+            client_w = 0;
+        if (client_h < 0)
+            client_h = 0;
         gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
                               m_wxwindow,
                               client_x, client_y, client_w, client_h );
@@ -461,6 +471,8 @@ void wxFrame::GtkOnSize()
         int xx = 0 + m_miniEdge;
         int yy = m_height - wxSTATUS_HEIGHT - m_miniEdge - client_area_y_offset;
         int ww = m_width - 2*m_miniEdge;
+        if (ww < 0)
+            ww = 0;
         int hh = wxSTATUS_HEIGHT;
         m_frameStatusBar->m_x = xx;
         m_frameStatusBar->m_y = yy;