don't dereference NULL parent in wxMDIChildFrame dtor if it hadn't been really created

[wxWidgets.git] / src / generic / choicbkg.cpp

diff --git a/src/generic/choicbkg.cpp b/src/generic/choicbkg.cpp
index 88ba5ac95716ffbd129486c04963cb13145def82..50ab914d84a6eb53659060e9be3e530bf84010e1 100644 (file)
--- a/src/generic/choicbkg.cpp
+++ b/src/generic/choicbkg.cpp
@@ -26,11 +26,15 @@
 
 #if wxUSE_CHOICEBOOK
 
-#include "wx/choice.h"
 #include "wx/choicebk.h"
+
+#ifndef WX_PRECOMP
+    #include "wx/settings.h"
+    #include "wx/choice.h"
+    #include "wx/sizer.h"
+#endif
+
 #include "wx/imaglist.h"
-#include "wx/settings.h"
-#include "wx/sizer.h"
 
 // ----------------------------------------------------------------------------
 // various wxWidgets macros
@@ -50,10 +54,9 @@ IMPLEMENT_DYNAMIC_CLASS(wxChoicebookEvent, wxNotifyEvent)
 const wxEventType wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGING = wxNewEventType();
 const wxEventType wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGED = wxNewEventType();
 #endif
-const int wxID_CHOICEBOOKCHOICE = wxNewId();
 
 BEGIN_EVENT_TABLE(wxChoicebook, wxBookCtrlBase)
-    EVT_CHOICE(wxID_CHOICEBOOKCHOICE, wxChoicebook::OnChoiceSelected)
+    EVT_CHOICE(wxID_ANY, wxChoicebook::OnChoiceSelected)
 END_EVENT_TABLE()
 
 // ============================================================================
@@ -94,7 +97,7 @@ wxChoicebook::Create(wxWindow *parent,
     m_bookctrl = new wxChoice
                  (
                     this,
-                    wxID_CHOICEBOOKCHOICE,
+                    wxID_ANY,
                     wxDefaultPosition,
                     wxDefaultSize
                  );
@@ -118,7 +121,6 @@ wxChoicebook::Create(wxWindow *parent,
 wxSize wxChoicebook::GetControllerSize() const
 {
     const wxSize sizeClient = GetClientSize(),
-                 // sizeChoice = m_bookctrl->GetBestFittingSize();
                  sizeChoice = m_controlSizer->CalcMin();
 
     wxSize size;
@@ -205,39 +207,14 @@ int wxChoicebook::GetSelection() const
     return m_selection;
 }
 
-int wxChoicebook::SetSelection(size_t n)
+wxBookCtrlBaseEvent* wxChoicebook::CreatePageChangingEvent() const
 {
-    wxCHECK_MSG( IS_VALID_PAGE(n), wxNOT_FOUND,
-                 wxT("invalid page index in wxChoicebook::SetSelection()") );
-
-    const int oldSel = m_selection;
-
-    if ( int(n) != m_selection )
-    {
-        wxChoicebookEvent event(wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGING, m_windowId);
-        event.SetSelection(n);
-        event.SetOldSelection(m_selection);
-        event.SetEventObject(this);
-        if ( !GetEventHandler()->ProcessEvent(event) || event.IsAllowed() )
-        {
-            if ( m_selection != wxNOT_FOUND )
-                m_pages[m_selection]->Hide();
-
-            wxWindow *page = m_pages[n];
-            page->SetSize(GetPageRect());
-            page->Show();
-
-            // change m_selection now to ignore the selection change event
-            m_selection = n;
-            GetChoiceCtrl()->Select(n);
-
-            // program allows the page change
-            event.SetEventType(wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGED);
-            (void)GetEventHandler()->ProcessEvent(event);
-        }
-    }
+    return new wxChoicebookEvent(wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGING, m_windowId);
+}
 
-    return oldSel;
+void wxChoicebook::MakeChangedEvent(wxBookCtrlBaseEvent &event)
+{
+    event.SetEventType(wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGED);
 }
 
 // ----------------------------------------------------------------------------
@@ -279,7 +256,6 @@ wxChoicebook::InsertPage(size_t n,
     if ( selNew != wxNOT_FOUND )
         SetSelection(selNew);
 
-    InvalidateBestSize();
     return true;
 }
 
@@ -325,6 +301,12 @@ bool wxChoicebook::DeleteAllPages()
 
 void wxChoicebook::OnChoiceSelected(wxCommandEvent& eventChoice)
 {
+    if ( eventChoice.GetEventObject() != m_bookctrl )
+    {
+        eventChoice.Skip();
+        return;
+    }
+
     const int selNew = eventChoice.GetSelection();
 
     if ( selNew == m_selection )