Allow wxPGProperty::IsChildSelected() to work recursively

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@67768 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/propgrid/property.h

@@ -2390,7 +2390,7 @@ protected:
     /**
         Returns true if child property is selected.
     */
-    bool IsChildSelected() const;
+    bool IsChildSelected( bool recursive = false ) const;
 
     // Removes child property with given pointer. Does not delete it.
     void RemoveChild( wxPGProperty* p );

src/propgrid/property.cpp

@@ -2569,12 +2569,19 @@ void wxPGProperty::DeleteChildren()
     }
 }
 
-bool wxPGProperty::IsChildSelected() const
+bool wxPGProperty::IsChildSelected( bool recursive ) const
 {
     size_t i;
     for ( i = 0; i < GetChildCount(); i++ )
     {
-        if ( m_parentState->DoIsPropertySelected( Item(i) ) )
+        wxPGProperty* child = Item(i);
+
+        // Test child
+        if ( m_parentState->DoIsPropertySelected( child ) )
+            return true;
+
+        // Test sub-childs
+        if ( recursive && child->IsChildSelected( recursive ) )
             return true;
     }
 

src/propgrid/propgrid.cpp

@@ -2600,7 +2600,7 @@ void wxPropertyGrid::DrawItems( const wxPGProperty* p1, const wxPGProperty* p2 )
 
 void wxPropertyGrid::RefreshProperty( wxPGProperty* p )
 {
-    if ( m_pState->DoIsPropertySelected(p) || p->IsChildSelected() )
+    if ( m_pState->DoIsPropertySelected(p) || p->IsChildSelected(true) )
     {
         // NB: We must copy the selection.
         wxArrayPGProperty selection = m_pState->m_selection;