X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/94e0018723919fe2ca2f5b5f0a42804c16dbf3a1..07aaf32633ecf18ec3edfbb41793a112914792d0:/src/generic/odcombo.cpp

diff --git a/src/generic/odcombo.cpp b/src/generic/odcombo.cpp
index 6425dd145d..451026384f 100644
--- a/src/generic/odcombo.cpp
+++ b/src/generic/odcombo.cpp
@@ -163,7 +163,7 @@ wxCoord wxVListBoxComboPopup::OnMeasureItem(size_t n) const
 {
     wxOwnerDrawnComboBox* combo = (wxOwnerDrawnComboBox*) m_combo;
 
-    wxASSERT_MSG( combo->IsKindOf(CLASSINFO(wxOwnerDrawnComboBox)),
+    wxASSERT_MSG( wxDynamicCast(combo, wxOwnerDrawnComboBox),
                   wxT("you must subclass wxVListBoxComboPopup for drawing and measuring methods") );
 
     wxCoord h = combo->OnMeasureItem(n);
@@ -176,7 +176,7 @@ wxCoord wxVListBoxComboPopup::OnMeasureItemWidth(size_t n) const
 {
     wxOwnerDrawnComboBox* combo = (wxOwnerDrawnComboBox*) m_combo;
 
-    wxASSERT_MSG( combo->IsKindOf(CLASSINFO(wxOwnerDrawnComboBox)),
+    wxASSERT_MSG( wxDynamicCast(combo, wxOwnerDrawnComboBox),
                   wxT("you must subclass wxVListBoxComboPopup for drawing and measuring methods") );
 
     return combo->OnMeasureItemWidth(n);
@@ -189,7 +189,7 @@ void wxVListBoxComboPopup::OnDrawBg( wxDC& dc,
 {
     wxOwnerDrawnComboBox* combo = (wxOwnerDrawnComboBox*) m_combo;
 
-    wxASSERT_MSG( combo->IsKindOf(CLASSINFO(wxOwnerDrawnComboBox)),
+    wxASSERT_MSG( wxDynamicCast(combo, wxOwnerDrawnComboBox),
                   wxT("you must subclass wxVListBoxComboPopup for drawing and measuring methods") );
 
     if ( IsCurrent((size_t)item) && !(flags & wxODCB_PAINTING_CONTROL) )
@@ -208,7 +208,7 @@ void wxVListBoxComboPopup::OnDrawItem( wxDC& dc, const wxRect& rect, int item, i
 {
     wxOwnerDrawnComboBox* combo = (wxOwnerDrawnComboBox*) m_combo;
 
-    wxASSERT_MSG( combo->IsKindOf(CLASSINFO(wxOwnerDrawnComboBox)),
+    wxASSERT_MSG( wxDynamicCast(combo, wxOwnerDrawnComboBox),
                   wxT("you must subclass wxVListBoxComboPopup for drawing and measuring methods") );
 
     combo->OnDrawItem(dc,rect,item,flags);
@@ -277,12 +277,14 @@ bool wxVListBoxComboPopup::HandleKey( int keycode, bool saturate, wxChar keychar
             keychar = 0;
     }
 
-    if ( keycode == WXK_DOWN || keycode == WXK_NUMPAD_DOWN || keycode == WXK_RIGHT )
+    const bool readOnly = (comboStyle & wxCB_READONLY) != 0;
+
+    if ( keycode == WXK_DOWN || keycode == WXK_NUMPAD_DOWN || ( keycode == WXK_RIGHT && readOnly ) )
     {
         value++;
         StopPartialCompletion();
     }
-    else if ( keycode == WXK_UP || keycode == WXK_NUMPAD_UP || keycode == WXK_LEFT )
+    else if ( keycode == WXK_UP || keycode == WXK_NUMPAD_UP || ( keycode == WXK_LEFT && readOnly ) )
     {
         value--;
         StopPartialCompletion();
@@ -297,17 +299,17 @@ bool wxVListBoxComboPopup::HandleKey( int keycode, bool saturate, wxChar keychar
         value-=10;
         StopPartialCompletion();
     }
-    else if ( keycode == WXK_HOME || keycode == WXK_NUMPAD_HOME )
+    else if ( ( keycode == WXK_HOME || keycode == WXK_NUMPAD_HOME ) && readOnly )
     {
         value=0;
         StopPartialCompletion();
     }
-    else if ( keycode == WXK_END || keycode == WXK_NUMPAD_END )
+    else if ( ( keycode == WXK_END || keycode == WXK_NUMPAD_END ) && readOnly )
     {
         value=itemCount-1;
         StopPartialCompletion();
     }
-    else if ( keychar && (comboStyle & wxCB_READONLY) )
+    else if ( keychar && readOnly )
     {
         // Try partial completion
 
@@ -375,7 +377,7 @@ bool wxVListBoxComboPopup::HandleKey( int keycode, bool saturate, wxChar keychar
 
     // The m_combo->SetValue() call above sets m_value to the index of this
     // string. But if there are more identical string, the index is of the
-    // first occurence, which may be wrong, so set the index explicitly here,
+    // first occurrence, which may be wrong, so set the index explicitly here,
     // _after_ the SetValue() call.
     m_value = value;
 
@@ -723,6 +725,8 @@ void wxVListBoxComboPopup::CalcWidths()
         // wxWindow::GetTextExtent (assuming same dc is used
         // for all calls, as we do here).
         wxClientDC dc(m_combo);
+        if ( !m_useFont.IsOk() )
+            m_useFont = m_combo->GetFont();
         dc.SetFont(m_useFont);
 
         for ( i=0; i<n; i++ )
@@ -1169,6 +1173,22 @@ wxCoord wxOwnerDrawnComboBox::OnMeasureItemWidth( size_t WXUNUSED(item) ) const
     return -1;
 }
 
+wxSize wxOwnerDrawnComboBox::DoGetBestSize() const
+{
+    wxSize best( wxComboCtrlBase::DoGetBestSize() );
+
+    if ( GetCount() > 0 )
+    {
+        wxOwnerDrawnComboBox* odc = const_cast<wxOwnerDrawnComboBox*>(this);
+        best.x = odc->GetWidestItemWidth();
+        // TODO: this class may also have GetHightestItemHeight() and
+        // GetHightestItem() methods, and so set the whole (edit part + arrow)
+        // control's height according with this max height, not only max width.
+    }
+
+    return GetSizeFromTextSize(best.x);
+}
+
 void wxOwnerDrawnComboBox::OnDrawBackground(wxDC& dc,
                                             const wxRect& rect,
                                             int WXUNUSED(item),