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[wxWidgets.git] / samples / checklst / checklst.cpp

diff --git a/samples/checklst/checklst.cpp b/samples/checklst/checklst.cpp
index df4805523645a316837ca08521aa4780cca130df..97ae0b012064fc394edec240cd0d0eb4288fda96 100644 (file)
--- a/samples/checklst/checklst.cpp
+++ b/samples/checklst/checklst.cpp
@@ -127,7 +127,7 @@ BEGIN_EVENT_TABLE(CheckListBoxFrame, wxFrame)
     EVT_MENU(Menu_Selection, CheckListBoxFrame::OnToggleSelection)
     EVT_MENU(Menu_Extended, CheckListBoxFrame::OnToggleExtended)
     EVT_MENU(Menu_Sorting, CheckListBoxFrame::OnToggleSorting)
-    
+
     EVT_MENU(Menu_InsertItemsStart, CheckListBoxFrame::OnInsertItemsStart)
     EVT_MENU(Menu_InsertItemsMiddle, CheckListBoxFrame::OnInsertItemsMiddle)
     EVT_MENU(Menu_InsertItemsEnd, CheckListBoxFrame::OnInsertItemsEnd)
@@ -151,6 +151,9 @@ IMPLEMENT_APP(CheckListBoxApp)
 // init our app: create windows
 bool CheckListBoxApp::OnInit(void)
 {
+    if ( !wxApp::OnInit() )
+        return false;
+
     CheckListBoxFrame *pFrame = new CheckListBoxFrame
                                     (
                                      NULL,
@@ -269,8 +272,6 @@ void CheckListBoxFrame::CreateCheckListbox(long flags)
          flags
         );
 
-    //m_pListBox->SetBackgroundColour(*wxGREEN);
-
     delete [] astrChoices;
 
     // set grey background for every second entry
@@ -406,7 +407,7 @@ void CheckListBoxFrame::OnToggleExtended(wxCommandEvent& event)
 
     sizer->Insert(0, m_pListBox, 1, wxGROW | wxALL, 10);
 
-    m_panel->Layout();    
+    m_panel->Layout();
 }
 
 void CheckListBoxFrame::OnToggleSorting(wxCommandEvent& event)
@@ -420,7 +421,7 @@ void CheckListBoxFrame::OnToggleSorting(wxCommandEvent& event)
 
     sizer->Insert(0, m_pListBox, 1, wxGROW | wxALL, 10);
 
-    m_panel->Layout();    
+    m_panel->Layout();
 }
 
 void CheckListBoxFrame::OnListboxSelect(wxCommandEvent& event)