made wxFFile a bit more safe: don't crash when Tell() and Length() are called on...

[wxWidgets.git] / src / mac / choice.cpp

diff --git a/src/mac/choice.cpp b/src/mac/choice.cpp
index 83e91dbfaba6811749ab51e7931428d210cc28c8..a18113dbf37d7c3651c8e431ac2aab0abc1af36d 100644 (file)
--- a/src/mac/choice.cpp
+++ b/src/mac/choice.cpp
@@ -38,6 +38,20 @@ wxChoice::~wxChoice()
     // DisposeMenu( m_macPopUpMenuHandle ) ;
 }
 
+bool wxChoice::Create(wxWindow *parent, wxWindowID id,
+           const wxPoint& pos,
+           const wxSize& size,
+           const wxArrayString& choices,
+           long style,
+           const wxValidator& validator,
+           const wxString& name)
+{
+    wxCArrayString chs(choices);
+
+    return Create(parent, id, pos, size, chs.GetCount(), chs.GetStrings(),
+                  style, validator, name);
+}
+
 bool wxChoice::Create(wxWindow *parent, wxWindowID id,
            const wxPoint& pos,
            const wxSize& size,
@@ -46,6 +60,9 @@ bool wxChoice::Create(wxWindow *parent, wxWindowID id,
            const wxValidator& validator,
            const wxString& name)
 {
+    if ( !wxChoiceBase::Create(parent, id, pos, size, style, validator, name) )
+        return false;
+
     Rect bounds ;
     Str255 title ;
 
@@ -60,6 +77,7 @@ bool wxChoice::Create(wxWindow *parent, wxWindowID id,
     if ( n > 0 )
         SetControl32BitValue( (ControlHandle) m_macControl , 1 ) ;
     MacPostControlCreate() ;
+    // TODO wxCB_SORT
     for ( int i = 0; i < n; i++ )
     {
         Append(choices[i]);
@@ -105,7 +123,7 @@ void wxChoice::Delete(int n)
         delete GetClientObject(n);
     }
     ::DeleteMenuItem( MAC_WXHMENU(m_macPopUpMenuHandle) , n + 1) ;
-    m_strings.Remove( n ) ;
+    m_strings.RemoveAt( n ) ;
     m_datas.RemoveAt( n ) ;
     SetControl32BitMaximum( (ControlHandle) m_macControl , GetCount()) ;
 }
@@ -177,8 +195,12 @@ void wxChoice::SetString(int n, const wxString& s)
 
 wxString wxChoice::GetString(int n) const
 {
+    wxCHECK_MSG( n >= 0 && (size_t)n < m_strings.GetCount(), _T(""),
+                    _T("wxChoice::GetString(): invalid index") );
+
     return m_strings[n] ;
 }
+
 // ----------------------------------------------------------------------------
 // client data
 // ----------------------------------------------------------------------------
@@ -207,7 +229,7 @@ wxClientData* wxChoice::DoGetItemClientObject( int n ) const
     return (wxClientData *)DoGetItemClientData(n);
 }
 
-void wxChoice::MacHandleControlClick( WXWidget control , wxInt16 controlpart )
+void wxChoice::MacHandleControlClick( WXWidget control , wxInt16 controlpart , bool WXUNUSED(mouseStillDown)) 
 {
     wxCommandEvent event(wxEVT_COMMAND_CHOICE_SELECTED, m_windowId );
     int n = GetSelection();
@@ -237,12 +259,11 @@ wxSize wxChoice::DoGetBestSize() const
 #endif
     {
         wxMacPortStateHelper st( UMAGetWindowPort( (WindowRef) MacGetRootWindow() ) ) ;
-        wxFontRefData * font = (wxFontRefData*) m_font.GetRefData() ;
-        if ( font )
+        if ( m_font.Ok() )
         {
-            ::TextFont( font->m_macFontNum ) ;
-            ::TextSize( short(font->m_macFontSize) ) ;
-            ::TextFace( font->m_macFontStyle ) ;
+            ::TextFont( m_font.GetMacFontNum() ) ;
+            ::TextSize( m_font.GetMacFontSize() ) ;
+            ::TextFace( m_font.GetMacFontStyle() ) ;
         }
         else
         {
@@ -264,8 +285,7 @@ wxSize wxChoice::DoGetBestSize() const
                 &baseline );
             wLine = bounds.h ;
         #else
-            wxCharBuffer text = wxMacStringToCString( str ) ;
-            wLine = ::TextWidth( text , 0 , strlen(text) ) ;
+            wLine = ::TextWidth( str.c_str() , 0 , str.Length() ) ;
         #endif
             lbWidth = wxMax(lbWidth, wLine);
         }