check for wxInputStream::Read errors

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

diff --git a/src/generic/choicbkg.cpp b/src/generic/choicbkg.cpp
index d74d0b575fc218ce485d1bfe802c4c27d02e7b72..9ba0e545e4d808529915fa8356f4b22e096a9005 100644 (file)
--- a/src/generic/choicbkg.cpp
+++ b/src/generic/choicbkg.cpp
@@ -48,16 +48,12 @@
 // ----------------------------------------------------------------------------
 
 IMPLEMENT_DYNAMIC_CLASS(wxChoicebook, wxBookCtrlBase)
-IMPLEMENT_DYNAMIC_CLASS(wxChoicebookEvent, wxNotifyEvent)
 
-#if !WXWIN_COMPATIBILITY_EVENT_TYPES
-const wxEventType wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGING = wxNewEventType();
-const wxEventType wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGED = wxNewEventType();
-#endif
-const int wxID_CHOICEBOOKCHOICE = wxNewId();
+wxDEFINE_EVENT( wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGING, wxBookCtrlEvent )
+wxDEFINE_EVENT( wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGED,  wxBookCtrlEvent )
 
 BEGIN_EVENT_TABLE(wxChoicebook, wxBookCtrlBase)
-    EVT_CHOICE(wxID_CHOICEBOOKCHOICE, wxChoicebook::OnChoiceSelected)
+    EVT_CHOICE(wxID_ANY, wxChoicebook::OnChoiceSelected)
 END_EVENT_TABLE()
 
 // ============================================================================
@@ -98,7 +94,7 @@ wxChoicebook::Create(wxWindow *parent,
     m_bookctrl = new wxChoice
                  (
                     this,
-                    wxID_CHOICEBOOKCHOICE,
+                    wxID_ANY,
                     wxDefaultPosition,
                     wxDefaultSize
                  );
@@ -110,7 +106,7 @@ wxChoicebook::Create(wxWindow *parent,
 
     m_controlSizer = new wxBoxSizer(IsVertical() ? wxHORIZONTAL : wxVERTICAL);
     m_controlSizer->Add(m_bookctrl, 1, (IsVertical() ? wxALIGN_CENTRE_VERTICAL : wxALIGN_CENTRE) |wxGROW, 0);
-    mainSizer->Add(m_controlSizer, 0, wxGROW|wxALL, m_controlMargin);
+    mainSizer->Add(m_controlSizer, 0, (IsVertical() ? (int) wxGROW : (int) wxALIGN_CENTRE_VERTICAL)|wxALL, m_controlMargin);
     SetSizer(mainSizer);
     return true;
 }
@@ -122,7 +118,6 @@ wxChoicebook::Create(wxWindow *parent,
 wxSize wxChoicebook::GetControllerSize() const
 {
     const wxSize sizeClient = GetClientSize(),
-                 // sizeChoice = m_bookctrl->GetBestFittingSize();
                  sizeChoice = m_controlSizer->CalcMin();
 
     wxSize size;
@@ -209,10 +204,14 @@ int wxChoicebook::GetSelection() const
     return m_selection;
 }
 
-int wxChoicebook::DoSetSelection(size_t n, int flags)
+wxBookCtrlEvent* wxChoicebook::CreatePageChangingEvent() const
 {
-    wxChoicebookEvent event(wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGING, m_windowId);
-    return wxBookCtrlBase::DoSetSelection(n, flags, event);
+    return new wxBookCtrlEvent(wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGING, m_windowId);
+}
+
+void wxChoicebook::MakeChangedEvent(wxBookCtrlEvent &event)
+{
+    event.SetEventType(wxEVT_COMMAND_CHOICEBOOK_PAGE_CHANGED);
 }
 
 // ----------------------------------------------------------------------------
@@ -254,34 +253,33 @@ wxChoicebook::InsertPage(size_t n,
     if ( selNew != wxNOT_FOUND )
         SetSelection(selNew);
 
-    InvalidateBestSize();
     return true;
 }
 
 wxWindow *wxChoicebook::DoRemovePage(size_t page)
 {
-    const size_t page_count = GetPageCount();
     wxWindow *win = wxBookCtrlBase::DoRemovePage(page);
 
     if ( win )
     {
         GetChoiceCtrl()->Delete(page);
 
-        if (m_selection >= (int)page)
+        if ( m_selection >= (int)page )
         {
-            // force new sel valid if possible
-            int sel = m_selection - 1;
-            if (page_count == 1)
+            // ensure that the selection is valid
+            int sel;
+            if ( GetPageCount() == 0 )
                 sel = wxNOT_FOUND;
-            else if ((page_count == 2) || (sel == -1))
-                sel = 0;
+            else
+                sel = m_selection ? m_selection - 1 : 0;
 
-            // force sel invalid if deleting current page - don't try to hide it
-            m_selection = (m_selection == (int)page) ? wxNOT_FOUND : m_selection - 1;
+            // if deleting current page we shouldn't try to hide it
+            m_selection = m_selection == (int)page ? wxNOT_FOUND
+                                                   : m_selection - 1;
 
-            if ((sel != wxNOT_FOUND) && (sel != m_selection))
+            if ( sel != wxNOT_FOUND && sel != m_selection )
                 SetSelection(sel);
-           }
+        }
     }
 
     return win;
@@ -290,6 +288,7 @@ wxWindow *wxChoicebook::DoRemovePage(size_t page)
 
 bool wxChoicebook::DeleteAllPages()
 {
+    m_selection = wxNOT_FOUND;
     GetChoiceCtrl()->Clear();
     return wxBookCtrlBase::DeleteAllPages();
 }
@@ -300,6 +299,12 @@ 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 )