attempt to fix crash in tree ctrl

[wxWidgets.git] / src / common / utilscmn.cpp

diff --git a/src/common/utilscmn.cpp b/src/common/utilscmn.cpp
index 5ddfb2442a7368f3d9fc1c7b8ad64dbc171f4324..e556674f850700ed37ca81ec0e3b803b5b6fad3b 100644 (file)
--- a/src/common/utilscmn.cpp
+++ b/src/common/utilscmn.cpp
@@ -498,20 +498,29 @@ wxAcceleratorEntry *wxGetAccelFromString(const wxString& label)
                     keyCode = WXK_F1 + n - 1;
                 }
                 else {
-#if 0 // this is not supported by GTK+, apparently
                     // several special cases
                     current.MakeUpper();
                     if ( current == wxT("DEL") ) {
-                        keyCode = VK_DELETE;
+                        keyCode = WXK_DELETE;
                     }
+                    else if ( current == wxT("DELETE") ) {
+                        keyCode = WXK_DELETE;
+                    }
+                    else if ( current == wxT("INS") ) {
+                        keyCode = WXK_INSERT;
+                    }
+                    else if ( current == wxT("INSERT") ) {
+                        keyCode = WXK_INSERT;
+                    }
+#if 0
                     else if ( current == wxT("PGUP") ) {
                         keyCode = VK_PRIOR;
                     }
                     else if ( current == wxT("PGDN") ) {
                         keyCode = VK_NEXT;
                     }
+#endif
                     else
-#endif // 0
                     {
                         wxLogDebug(wxT("Unrecognized accel key '%s', accel string ignored."),
                                    current.c_str());
@@ -658,6 +667,50 @@ wxFindMenuItemId (wxFrame * frame, const wxString& menuString, const wxString& i
   return menuBar->FindMenuItem (menuString, itemString);
 }
 
+// Try to find the deepest child that contains 'pt'
+wxWindow* wxFindWindowAtPoint(wxWindow* win, const wxPoint& pt)
+{
+    wxNode* node = win->GetChildren().First();
+    while (node)
+    {
+        wxWindow* child = (wxWindow*) node->Data();
+        wxWindow* foundWin = wxFindWindowAtPoint(child, pt);
+        if (foundWin)
+            return foundWin;
+        node = node->Next();
+    }
+
+    wxPoint pos = win->GetPosition();
+    wxSize sz = win->GetSize();
+    if (win->GetParent())
+    {
+        pos = win->GetParent()->ClientToScreen(pos);
+    }
+
+    wxRect rect(pos, sz);
+    if (rect.Inside(pt))
+        return win;
+    else
+        return NULL;
+}
+
+wxWindow* wxGenericFindWindowAtPoint(const wxPoint& pt)
+{
+    // Go backwards through the list since windows
+    // on top are likely to have been appended most
+    // recently.
+    wxNode* node = wxTopLevelWindows.Last();
+    while (node)
+    {
+        wxWindow* win = (wxWindow*) node->Data();
+        wxWindow* found = wxFindWindowAtPoint(win, pt);
+        if (found)
+            return found;
+        node = node->Previous();
+    }
+    return NULL;
+}
+
 #endif // wxUSE_GUI
 
 /*
@@ -878,10 +931,13 @@ int wxMessageBox(const wxString& message, const wxString& caption, long style,
             return wxYES;
         case wxID_NO:
             return wxNO;
-        default:
         case wxID_CANCEL:
             return wxCANCEL;
     }
+
+    wxFAIL_MSG( _T("unexpected return code from wxMessageDialog") );
+
+    return wxCANCEL;
 }
 
 #if wxUSE_TEXTDLG