protected override void OnPreviewMouseMove(MouseEventArgs e)
{
if (e.LeftButton == MouseButtonState.Pressed && !_isDragging)
{
CommandButton selectedItem = this.SelectedItem as CommandButton;
if (selectedItem == null)
{
return;
}
IDragableCommandModel cmd = selectedItem.CommandModel as IDragableCommandModel;
if (cmd == null)
{
return;
}
Point position = e.GetPosition(null);
if (Math.Abs(position.X - _startPoint.X) > SystemParameters.MinimumHorizontalDragDistance ||
Math.Abs(position.Y - _startPoint.Y) > SystemParameters.MinimumVerticalDragDistance)
{
DoDragDrop(e, cmd);
this.SelectedIndex = -1;
}
}
}
private static void OnCommandModelPropertyChanged(DependencyObject obj, DependencyPropertyChangedEventArgs args)
{
CommandButton commandButton = (CommandButton)obj;
if (args.NewValue != null)
{
CommandModel commandModel = (CommandModel)args.NewValue;
commandButton.Command = commandModel.Command;
commandButton.Content = commandModel.Name;
commandButton.ToolTip = commandModel.Description;
commandButton.Image = commandModel.Image;
}
else
{
commandButton.Content = null;
commandButton.Image = null;
}
}
