private void TabStackPanelPreviewMouseDown(object sender, MouseButtonEventArgs e)
{
if (EditorTabs.Count <= 1)
{
return;
}
var textBlock = e.Source as TextBlock;
if (textBlock == null)
{
return;
}
var stackPanel = textBlock.Parent as StackPanel;
if (stackPanel == null)
{
return;
}
var contentPresenter = stackPanel.TemplatedParent as ContentPresenter;
if (contentPresenter == null)
{
return;
}
_tabDragTimer = new Timer(500);
_tabDragTimer.Elapsed += (o, args) =>
{
Dispatcher.Invoke(() =>
{
if (Mouse.PrimaryDevice.LeftButton != MouseButtonState.Pressed)
{
return;
}
_tabDragTimer.Stop();
_tabDragTimer.Dispose();
_tabDragTimer = null;
_dragAdorner = new DragAdorner(TopWindowGrid, CreateScriptDragAdornerElement(textBlock.Text))
{
MousePosition = e.GetPosition(this)
};
DragOver += TopWindowGridOnDragOver;
DragDrop.DoDragDrop(contentPresenter, contentPresenter, DragDropEffects.All);
DragOver -= TopWindowGridOnDragOver;
_dragAdorner.Remove();
_dragAdorner = null;
});
};
_tabDragTimer.Start();
}
