Special case for unstyled TextBox.

Don't throw exception on mouse mouse.
11 years ago · 4fd9434733
1 changed files with 2 additions and 2 deletions
--- a/src/Perspex.Controls/TextBox.cs
+++ b/src/Perspex.Controls/TextBox.cs
@ -333,7 +333,7 @@ namespace Perspex.Controls

        protected override void OnPointerMoved(PointerEventArgs e)
        {
-            if (e.Device.Captured == _presenter)
+            if (_presenter != null && e.Device.Captured == _presenter)
            {
                var point = e.GetPosition(_presenter);
                CaretIndex = SelectionEnd = _presenter.GetCaretIndex(point);
@ -342,7 +342,7 @@ namespace Perspex.Controls

        protected override void OnPointerReleased(PointerEventArgs e)
        {
-            if (e.Device.Captured == _presenter)
+            if (_presenter != null && e.Device.Captured == _presenter)
            {
                e.Device.Capture(null);
            }