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Do you want to implement a hole in your parent window?<br />
Can you explain it in detail and clearly?
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Do you want to implement a hole in your parent window?
Can you explain it in detail and clearly?

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thnx raqadi it worked and thnx for ur help BeyondWu
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thnx raqadi it worked and thnx for ur help BeyondWu

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I think that you create the parent window with CLIPCHILDREN style, this style will prevent the parent from repainting the areas occupied by the child windows, try to remove this style, and good luck.
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I think that you create the parent window with CLIPCHILDREN style, this style will prevent the parent from repainting the areas occupied by the child windows, try to remove this style, and good luck.

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dear VC++ programmers<br />
i have a window created on the desktop. this window includes a child window with a transparent property, i need to display the desktop window as background when the child window is transparent.<br />
but the result of my work is that the child window pentrates its parent and shows what's beyond the parent window
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dear VC++ programmers
i have a window created on the desktop. this window includes a child window with a transparent property, i need to display the desktop window as background when the child window is transparent.
but the result of my work is that the child window pentrates its parent and shows what's beyond the parent window

transparent child window on a desktop window

Kernel and system programming is the process of creating the software necessary for a computer or device to function and operate other programs. Some operating systems (such as Microsoft Windows) are proprietary, but others, such as the various Linux distributions, are open source.