MGR: Erase and refresh entire Tasks panel when selecting a new tab to try to fix cosmetic bug reported by David on Windows

svn path=/trunk/boinc/; revision=16484

checkin_notes

@@ -9396,3 +9396,11 @@ David  11 Nov 2008
 
     samples/example_app/
         Makefile
+
+Charlie 12 Nov 2008
+    - MGR: Erase and refresh entire Tasks panel when selecting a new tab
+        to try to fix cosmetic bug reported by David on Windows.
+
+    clientgui/
+        AdvancedFrame.cpp
+        BOINCBaseView.cpp, .h

clientgui/AdvancedFrame.cpp

@@ -1981,8 +1981,12 @@ void CAdvancedFrame::OnFrameRender(wxTimerEvent &event) {
 void CAdvancedFrame::OnNotebookSelectionChanged(wxNotebookEvent& event) {
     wxLogTrace(wxT("Function Start/End"), wxT("CAdvancedFrame::OnNotebookSelectionChanged - Function Begin"));
 
-    if ((-1 != event.GetSelection())) {
-        UpdateRefreshTimerInterval(event.GetSelection());
+    wxWindow*       pwndNotebookPage = NULL;
+    CBOINCBaseView* pView = NULL;
+    int             selection = event.GetSelection();
+    
+    if ((-1 != selection)) {
+        UpdateRefreshTimerInterval(selection);
 
         CMainDocument*  pDoc = wxGetApp().GetDocument();
         wxASSERT(wxDynamicCast(pDoc, CMainDocument));
@@ -1991,6 +1995,13 @@ void CAdvancedFrame::OnNotebookSelectionChanged(wxNotebookEvent& event) {
         pDoc->RunPeriodicRPCs();
     }
 
+    pwndNotebookPage = m_pNotebook->GetPage(selection);
+    wxASSERT(wxDynamicCast(pwndNotebookPage, CBOINCBaseView));
+
+    pView = wxDynamicCast(pwndNotebookPage, CBOINCBaseView);
+    wxASSERT(pView);
+    
+    pView->RefreshTaskPane();
     event.Skip();
 
     wxLogTrace(wxT("Function Start/End"), wxT("CAdvancedFrame::OnNotebookSelectionChanged - Function End"));

clientgui/BOINCBaseView.cpp

@@ -775,6 +775,14 @@ void CBOINCBaseView::UpdateWebsiteSelection(long lControlGroup, PROJECT* project
 }
 
 
+// Make sure task pane background is properly erased
+void CBOINCBaseView::RefreshTaskPane() {
+    if (m_pTaskPane) {
+        m_pTaskPane->Refresh(true);
+    }
+}
+
+
 bool CBOINCBaseView::_IsSelectionManagementNeeded() {
     return IsSelectionManagementNeeded();
 }

clientgui/BOINCBaseView.h

@@ -119,6 +119,7 @@ public:
 	void                    RestoreSelections();
 	void                    ClearSavedSelections();
 	void                    ClearSelections();
+    void                    RefreshTaskPane();
  
     std::vector<CTaskItemGroup*> m_TaskGroups;