Re: Is CBitmapButton the right tool for a push like checkbox?

thanks for your response jim.  So do you think I should avoid using the WTL's CBitmapButton and just go with CButton in order to avoid CBitmapButton's ownerdraw behaviour?


--- In [email protected], Jim Barry <jim@...> wrote:
>
> On 27 July 2010 08:25, addicted2freefall <addicted2freefall@...>wrote:
> 
> > I'm creating a custom window in WTL to hold video controls for a DirectShow
> > app.  I'm first prototyping the window using a dialog.
> >
> > I've created a set of check boxes that I wish to behave in the "push like"
> > manner (BS_PUSHLIKE).  They appear defined in the .rc file for the dialog
> > like so:
> >
> >    CONTROL         "",IDC_VID1,"Button",BS_AUTOCHECKBOX | BS_BITMAP |
> > BS_PUSHLIKE | WS_GROUP | WS_TABSTOP,6,7,19,18
> >
> > I've also loaded an image list for the button, which correctly shows the
> > appropriate image when the button is in mouse button down and up states.
> >
> > In the code below, m_btnVid1 is defined as a CBitmapButton:
> 
> 
> I think the problem here is that CBitmapButton sets the BS_OWNERDRAW style,
> which is not compatible with other button styles (such as BS_AUTOCHECKBOX).
> 
> By the way, if you look at the button style definitions in WinUser.h you'll
> see that they aren't independent from each other. In CBitmapButton::Init(),
> the "ModifyStyle(0, BS_OWNERDRAW)" call should be changed to
> "ModifyStyle(BS_TYPEMASK, BS_OWNERDRAW)".
> 
> - Jim
> 
> 
> [Non-text portions of this message have been removed]
>




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