protected override bool initListBoxControl(ListBoxControl <string> listControl, ModelElement mel)
{
if (!(mel is VDCodeSnippet))
{
return(false);
}
LinkedElementCollection <VDWidget> linkedWidgets = ((VDCodeSnippet)mel).LinkedWidgets;
if (linkedWidgets == null)
{
return(false);
}
foreach (VDWidget linkedWidget in linkedWidgets)
{
listControl.AddItem(getWidgetString(linkedWidget), linkedWidget.WidgetName);
}
return(true);
}
protected virtual TValue internalEditValue(IWindowsFormsEditorService editorService, ModelElement mel,
ITypeDescriptorContext context, IServiceProvider provider, TValue value)
{
ListBoxControl <TValue> control = new ListBoxControl <TValue>(editorService, this.hasNoneListItem);
if (!initListBoxControl(control, mel))
{
return(value);
}
// make the old value selected in the list
string oldval = value.ToString();
if (string.IsNullOrEmpty(oldval))
{
control.SelectedIndex = 0;
}
else
{
control.SelectedIndex = control.FindString(oldval);
}
// show list
editorService.DropDownControl(control);
// get new value
TValue newval = default(TValue);
int selectedIndex = control.SelectedIndex;
if (selectedIndex >= 0)
{
newval = (TValue)((NameValue)(control.Items[selectedIndex])).Value;
}
return(newval);
}
/// <summary>
///
/// </summary>
/// <param name="listControl"></param>
/// <returns>Succeeded or not</returns>
protected virtual bool initListBoxControl(ListBoxControl <TValue> listControl, ModelElement mel)
{
return(false);
}