X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ce00f59b5b169752d2f05ce3bb1a88ddc1b38b4c..0d53638f7147c18153f63fdfc096b17be6e22a27:/samples/dataview/mymodels.cpp

diff --git a/samples/dataview/mymodels.cpp b/samples/dataview/mymodels.cpp
index 79fc7170bb..e1df2f0881 100644
--- a/samples/dataview/mymodels.cpp
+++ b/samples/dataview/mymodels.cpp
@@ -4,7 +4,6 @@
 // Author:      Robert Roebling
 // Modified by: Francesco Montorsi, Bo Yang
 // Created:     06/01/06
-// RCS-ID:      $Id$
 // Copyright:   (c) Robert Roebling
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
@@ -244,6 +243,17 @@ bool MyMusicTreeModel::SetValue( const wxVariant &variant,
     return false;
 }
 
+bool MyMusicTreeModel::IsEnabled( const wxDataViewItem &item,
+                                  unsigned int col ) const
+{
+    wxASSERT(item.IsOk());
+
+    MyMusicTreeModelNode *node = (MyMusicTreeModelNode*) item.GetID();
+
+    // disable Beethoven's ratings, his pieces can only be good
+    return !(col == 3 && node->m_artist.EndsWith("Beethoven"));
+}
+
 wxDataViewItem MyMusicTreeModel::GetParent( const wxDataViewItem &item ) const
 {
     // the invisible root node has no parent
@@ -525,3 +535,14 @@ bool MyListModel::SetValueByRow( const wxVariant &variant,
 
     return false;
 }
+
+
+// ----------------------------------------------------------------------------
+// MyListStoreDerivedModel
+// ----------------------------------------------------------------------------
+
+bool MyListStoreDerivedModel::IsEnabledByRow(unsigned int row, unsigned int col) const
+{
+    // disabled the last two checkboxes
+    return !(col == 0 && 8 <= row && row <= 9);
+}