FIX: Frame Disappears With Transparent Windowless Control

• Microsoft Visual Basic Learning, Professional, and Enterprise Editions for Windows, version 6.0

SYMPTOMS

When adding a transparent, windowless UserControl to a standard Frame control in Visual Basic 6.0, the border and caption of the Frame control might disappear in both the IDE and at run-time.

STATUS

Microsoft has confirmed this to be a bug in the Microsoft products listed at the beginning of this article.

This bug was corrected in Visual Studio 6.0 Service Pack 3.

For more information about Visual Studio service packs, please see the following articles in the Microsoft Knowledge Base:

Q194022 INFO: Visual Studio 6.0 Service Packs, What, Where, Why

Q194295 HOWTO: Tell That Visual Studio 6.0 Service Packs Are Installed

MORE INFORMATION

Steps to Reproduce Behavior

1. Create a new Standard EXE project. Form1 is created by default.



2. Add a new UserControl from the Project menu. Set the BackStyle property to Transparent and the Windowless property to True.



3. Place a Shape control on the UserControl, then add the following code to the UserControl's code window:




      Private Sub UserControl_Initialize()
         Shape1.BackStyle = 1 'Opaque
         Shape1.Shape = 2 'Oval
      End Sub

      Private Sub UserControl_Resize()
         Shape1.Move 0, 0, UserControl.Width, UserControl.Height
      End Sub 

4. Close the UserControl designer.



5. Add a Frame control to Form1.



6. Add your UserControl to Frame1.



7. Press the F5 key to run the program and note that the border and caption of the frame control disappear.

REFERENCES

For additional information, please see the following articles in the Microsoft Knowledge Base:

Q188234 PRB: Cannot Move Windowless Controls on Form

Q188544 BUG: Transparent Windowless UserControl Cannot Be Dragged

Additional query words:

Keywords : kbCtrlCreate kbVBp kbVBp600bug kbGrpVB kbVS600sp3fix
Version : WINDOWS:6.0
Platform : WINDOWS
Issue type : kbbug