Questions tagged [ws-ex-transparent]

2 questions
5
votes
1 answer

WM_EX_TRANSPARENT doesn't repaint child windows

I am using the WM_EX_TRANSPARENT window style on some windows in an attempt to do double-buffering with transparency. However, I am having a problem because when I do InvalidateRect on the parent window, the child windows are not redrawn. Is it the…
Seth Carnegie
  • 73,875
  • 22
  • 181
  • 249
1
vote
1 answer

How to clear a transparent panel?

I made a transparent panel like this (in C#) : public class TransparentPanel : Panel { public TransparentPanel() { } protected override CreateParams CreateParams { get { CreateParams createParams =…
Myosotis
  • 239
  • 3
  • 14