How to get a Window's Icon in C#

问题

How can I get a Window's icon from its Pointer or Process/Process Name? The Icon shown in the corner of the Window or on the Task-bar or in the ALT-Tab menu.

回答1:

read about Icon.ExtractAssociatedIcon:

Returns an icon representation of an image that is contained in the specified file.

private void ExtractAssociatedIconEx()
{
    Icon ico =
        Icon.ExtractAssociatedIcon(@"C:\WINDOWS\system32\notepad.exe");
    this.Icon = ico;

}

http://msdn.microsoft.com/en-us/library/system.drawing.icon.extractassociatedicon.aspx

This won't work on every process but it's a good start..

also take a look at those answers - How can I get the icon from the executable file only having an instance of it's Process in C#

回答2:

Would Icon.ExtractAssociatedIcon work for you?

来源：https://stackoverflow.com/questions/9968648/how-to-get-a-windows-icon-in-c-sharp