Declare Function DrawIcon Lib "user32.dll" (ByVal hDC As Long, ByVal x As Long, ByVal y As Long, ByVal hIcon As Long) As Long
DrawIcon displays an icon on a device. The icon's position is determined by a coordinate pair passed to the function identifying the coordinates of the upper-left corner of the icon. The icon is always drawn in its normal dimensions.
If an error occured, the function returns 0 (use GetLastError to get the error code). If successful, the function returns a non-zero value.
None.
' This code is licensed according to the terms and conditions listed here. ' Display the first icon (index 0) stored in the executable file ' C:\MyApp\Prog.exe on window Form1. The icon must be destroyed after the ' program finishes using it. Dim hIcon As Long ' handle to the function gotten from the executable file Dim retval As Long ' return value ' Extract the first icon stored in the aforementioned executable file. hIcon = ExtractIcon(App.hInstance, "C:\MyApp\Prog.exe", 0) ' Only attempt to display the icon if we successfully extracted it. If hIcon = 0 Then Debug.Print "Failed to extract the icon -- aborting." End ' terminate the program Else ' Display the icon at coordinates (100, 75) on window Form1. retval = DrawIcon(Form1.hDC, 100, 75, hIcon) ' Although the icon's image is still visible, the icon itself is not in use. ' Therefore we destroy it to free up resources. retval = DestroyIcon(hIcon) End If
DrawIconEx
Icons
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Last Modified: August 4, 1999
This page is copyright © 1999 Paul Kuliniewicz. Copyright Information Revised October 29, 2000
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