[WPF] DragDrop problems

private void ListBorder_MouseMove(object sender, MouseEventArgs e)
{
    if (e.LeftButton != MouseButtonState.Pressed) return;
    if (sender is not Border border) return;

    DragDrop.DoDragDrop(border, new DataObject(typeof(IPlayer), border.DataContext), DragDropEffects.Move);
}

private void ListBorder_MouseMove(object sender, MouseEventArgs e)
{
    if (e.LeftButton != MouseButtonState.Pressed) return;
    if (sender is not Border border) return;

    DragDrop.DoDragDrop(border, new DataObject(typeof(IPlayer), border.DataContext), DragDropEffects.Move);
}

so iam trying to do drag and drop and iam getting this error no matter if i use dispatcher and cant try catch because this exception not allowing me clicking anything in ui because its stuck on dragdrop:
https://pastebin.com/mBk2aRUw

Pastebin

System.InvalidOperationException HResult=0x80131509 Message=Przet...

Pastebin.com is the number one paste tool since 2002. Pastebin is a website where you can store text online for a set period of time.

C#•2y ago•

4 replies

FaNim

[WPF] DragDrop problems

private void ListBorder_MouseMove(object sender, MouseEventArgs e)
{
    if (e.LeftButton != MouseButtonState.Pressed) return;
    if (sender is not Border border) return;

    DragDrop.DoDragDrop(border, new DataObject(typeof(IPlayer), border.DataContext), DragDropEffects.Move);
}

private void ListBorder_MouseMove(object sender, MouseEventArgs e)
{
    if (e.LeftButton != MouseButtonState.Pressed) return;
    if (sender is not Border border) return;

    DragDrop.DoDragDrop(border, new DataObject(typeof(IPlayer), border.DataContext), DragDropEffects.Move);
}

Pastebin

System.InvalidOperationException HResult=0x80131509 Message=Przet...

Pastebin.com is the number one paste tool since 2002. Pastebin is a website where you can store text online for a set period of time.

[WPF] DragDrop problems

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