Microsoft KB Archive/164735

= PPT97: Sample VB Code to Obtain Window Handle =

Article ID: 164735

Article Last Modified on 10/11/2006

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APPLIES TO


 * Microsoft PowerPoint 97 Standard Edition

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This article was previously published under Q164735



SUMMARY
This article provides a sample Microsoft Visual Basic for Applications macro that uses the FindWindow API to obtain a window handle to the main PowerPoint window.

A window handle is important if you plan to call Windows API procedures in your code. Many Windows API procedures require a window handle as one of the parameters.



MORE INFORMATION
Microsoft provides programming examples for illustration only, without warranty either expressed or implied. This includes, but is not limited to, the implied warranties of merchantability or fitness for a particular purpose. This article assumes that you are familiar with the programming language that is being demonstrated and with the tools that are used to create and to debug procedures. Microsoft support engineers can help explain the functionality of a particular procedure, but they will not modify these examples to provide added functionality or construct procedures to meet your specific requirements.

Sample Visual Basic Procedure
Private Declare Function FindWindow Lib "user32" Alias "FindWindowA" _ (ByVal lpClassName As String, ByVal lpWindowName As Long) As Long

Sub GetWindowHandle

Dim hwnd As Long ' Call the FindWindow API; this API returns a window handle. hwnd = FindWindow("PP97FrameClass", 0&) ' Check if you were able to obtain the Window handle. If hwnd <> 0 Then ' If hwnd not zero a window handle was obtained. MsgBox "Successfully obtained Window Handle (HWND) for " _ & "PowerPoint.", vbInformation, "Got Handle" Else MsgBox "Could not obtain Window Handle (HWND) for PowerPoint.", _ vbInformation, "Failed To Get Handle" End If  End Sub

