Fix crash in wxDC::GetMultiLineTextExtent() after last commit.

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

diff --git a/src/gtk/collpane.cpp b/src/gtk/collpane.cpp
index 754de047c4c2be53aa8e33c61932d9076ff1001d..cfda20564c8a45a8e893d1e42b28be474cf1aaab 100644 (file)
--- a/src/gtk/collpane.cpp
+++ b/src/gtk/collpane.cpp
@@ -24,7 +24,9 @@
 #include "wx/sizer.h"
 #include "wx/panel.h"
 
+#include <gtk/gtk.h>
 #include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
 
 // the lines below duplicate the same definitions in collpaneg.cpp, if we have
 // another implementation of this class we should extract them to a common file
@@ -95,7 +97,7 @@ gtk_collapsiblepane_expanded_callback(GObject * WXUNUSED(object),
 
     // 1) need to update our size hints
     // NB: this function call won't actually do any long operation
-    //     (redraw/relayouting/resizing) so that it's flicker-free
+    //     (redraw/relayout/resize) so that it's flicker-free
     p->SetMinSize(sz);
 
     if (p->HasFlag(wxCP_NO_TLW_RESIZE))
@@ -104,7 +106,7 @@ gtk_collapsiblepane_expanded_callback(GObject * WXUNUSED(object),
         wxCollapsiblePaneEvent ev(p, p->GetId(), p->IsCollapsed());
         p->HandleWindowEvent(ev);
 
-        // the user asked to explicitely handle the resizing itself...
+        // the user asked to explicitly handle the resizing itself...
         return;
     }
 
@@ -123,7 +125,7 @@ gtk_collapsiblepane_expanded_callback(GObject * WXUNUSED(object),
             //    transition.  This may be sometimes undesired but *is*
             //    necessary and if you look carefully, all GTK+ programs using
             //    GtkExpander perform this trick (e.g. the standard "open file"
-            //    dialog of GTK+>=2.4 is not resizeable when the expander is
+            //    dialog of GTK+>=2.4 is not resizable when the expander is
             //    collapsed!)
             gtk_window_set_resizable (GTK_WINDOW (top->m_widget), p->IsExpanded());
 
@@ -200,11 +202,10 @@ bool wxCollapsiblePane::Create(wxWindow *parent,
     m_pPane = new wxPanel(this, wxID_ANY, wxDefaultPosition, wxDefaultSize,
                           wxTAB_TRAVERSAL|wxNO_BORDER, wxS("wxCollapsiblePanePane"));
 
-    gtk_widget_show(m_widget);
     m_parent->DoAddChild( this );
 
     PostCreation(size);
-    
+
     // we should blend into our parent background
     const wxColour bg = parent->GetBackgroundColour();
     SetBackgroundColour(bg);
@@ -221,10 +222,12 @@ wxSize wxCollapsiblePane::DoGetBestSize() const
     wxASSERT_MSG( m_widget, wxT("DoGetBestSize called before creation") );
 
     GtkRequisition req;
-    req.width = 2;
-    req.height = 2;
-    (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request )
-            (m_widget, &req );
+#ifdef __WXGTK3__
+    gtk_widget_get_preferred_width(m_widget, NULL, &req.width);
+    gtk_widget_get_preferred_height_for_width(m_widget, req.width, NULL, &req.height);
+#else
+    GTK_WIDGET_GET_CLASS(m_widget)->size_request(m_widget, &req);
+#endif
 
     // notice that we do not cache our best size here as it changes
     // all times the user expands/hide our pane
@@ -272,7 +275,7 @@ void wxCollapsiblePane::OnSize(wxSizeEvent &ev)
     // is expanded or shrunk, the pane window won't be updated!
     m_pPane->SetSize(ev.GetSize().x, ev.GetSize().y - m_szCollapsed.y);
 
-    // we need to explicitely call m_pPane->Layout() or else it won't correctly relayout
+    // we need to explicitly call m_pPane->Layout() or else it won't correctly relayout
     // (even if SetAutoLayout(true) has been called on it!)
     m_pPane->Layout();
 }
@@ -281,11 +284,11 @@ void wxCollapsiblePane::OnSize(wxSizeEvent &ev)
 GdkWindow *wxCollapsiblePane::GTKGetWindow(wxArrayGdkWindows& windows) const
 {
     GtkWidget *label = gtk_expander_get_label_widget( GTK_EXPANDER(m_widget) );
-    windows.Add( label->window );
-    windows.Add( m_widget->window );
+    windows.Add(gtk_widget_get_window(label));
+    windows.Add(gtk_widget_get_window(m_widget));
 
     return NULL;
-} 
+}
 
 #endif // wxUSE_COLLPANE && !defined(__WXUNIVERSAL__)