FIX: System Menu Appears When MouseDown Event Invokes a Drag (171814)

The information in this article applies to:

Microsoft Visual Basic Learning Edition for Windows 5.0
Microsoft Visual Basic Professional Edition for Windows 5.0
Microsoft Visual Basic Enterprise Edition for Windows 5.0

This article was previously published under Q171814

SYMPTOMS

When the MouseDown event of a FileListBox control invokes a Drag method on a right click, the system menu for the Form appears.

CAUSE

This problem will only occur with certain combinations of the FileListBox's location and the display setting for the Font.

STATUS

Microsoft has confirmed this to be a bug in the Microsoft products listed at the beginning of this article. This bug has been fixed in Visual Studio 97 Service Pack 2.

For more information on the Visual Studio 97 Service Pack 2, please see the following article in the Microsoft Knowledge Base:

170365 INFO: Visual Studio 97 Service Packs - What, Where, and Why

For a list of the Visual Basic 5.0 bugs that were fixed in the Visual Studio 97 Service Pack 2, please see the following article in the Microsoft Knowledge Base:

171554 INFO: Visual Basic 5.0 Fixes in Visual Studio 97 Service Pack 2

MORE INFORMATION

Steps to Reproduce Behavior

To set your font to "Large Fonts," right-click the desktop.
Select "Properties."
Click the "Settings" tab.
In the "Font Size" combobox, select "Large Fonts."
Click "OK." (This may require that you reboot your system.)
Open a new "Standard EXE" project.
Add a FileListBox control (File1) to Form1.

Set the following properties for File1:

      Property       Value
      --------       -----
      Left           2520
      Top            1080

Add the following code to the MouseDown event of File1:

      If Button = 2 Then File1.Drag vbBeginDrag

Press the F5 key to run the application.
Right-click File1. Note that the system menu of Form1 appears.

Modification Type:	Major	Last Reviewed:	11/18/2003
Keywords:	kbbug kbfix kbvbp500sp2fix kbVS97sp2fix KB171814