void MyFrame::OnDumpSelection(wxCommandEvent& WXUNUSED(event))
{
if ( m_treelist->HasFlag(wxTL_MULTIPLE) )
{
wxTreeListItems selections;
const unsigned numSelected = m_treelist->GetSelections(selections);
switch ( numSelected )
{
case 0:
wxLogMessage("No items selected");
break;
case 1:
wxLogMessage("Single item selected: %s",
DumpItem(selections[0]));
break;
default:
wxLogMessage("%u items selected:", numSelected);
for ( unsigned n = 0; n < numSelected; n++ )
{
wxLogMessage("\t%s", DumpItem(selections[n]));
}
}
}
else // Single selection
{
wxLogMessage("Selection: %s", DumpItem(m_treelist->GetSelection()));
}
}
void MyFrame::OnSelectionChanged(wxTreeListEvent& event)
{
const char* msg;
if ( m_treelist->HasFlag(wxTL_MULTIPLE) )
msg = "Selection of the \"%s\" item changed.";
else
msg = "Selection changed, now is \"%s\".";
wxLogMessage(msg, DumpItem(event.GetItem()));
}
void MyFrame::OnItemContextMenu(wxTreeListEvent& event)
{
enum
{
Id_Check_Item,
Id_Uncheck_Item,
Id_Indet_Item,
Id_Check_Recursively,
Id_Update_Parent
};
wxMenu menu;
menu.Append(Id_Check_Item, "&Check item");
menu.Append(Id_Uncheck_Item, "&Uncheck item");
if ( m_treelist->HasFlag(wxTL_3STATE) )
menu.Append(Id_Indet_Item, "Make item &indeterminate");
menu.AppendSeparator();
menu.Append(Id_Check_Recursively, "Check &recursively");
menu.Append(Id_Update_Parent, "Update &parent");
const wxTreeListItem item = event.GetItem();
switch ( m_treelist->GetPopupMenuSelectionFromUser(menu) )
{
case Id_Check_Item:
m_treelist->CheckItem(item);
break;
case Id_Uncheck_Item:
m_treelist->UncheckItem(item);
break;
case Id_Indet_Item:
m_treelist->CheckItem(item, wxCHK_UNDETERMINED);
break;
case Id_Check_Recursively:
m_treelist->CheckItemRecursively(item);
break;
case Id_Update_Parent:
m_treelist->UpdateItemParentStateRecursively(item);
break;
default:
wxFAIL_MSG( "Unexpected menu selection" );
// Fall through.
case wxID_NONE:
return;
}
}