On 12/3/05, Marc Weustink <[EMAIL PROTECTED]> wrote:
> Alexander Todorov wrote:
> > Hi,
> >
> > I am writing a gui application that lets the user open images and
> > execute some image interpolation algorithms on them. This is for
> > educational purposes.
> > I want to make a window layout like Photoshop, e.g. different images
> > in different windows.
> > When the user selects action from the menu it is executed on the
> > currently selected image (form).
> >
> > I have one main form with menu that defines different actions and
> > another form class that defines the image window. It is just for
> > showing images, no code there.
> > How to make multiple image forms to be shown and to be able to click
> > on the main menu ?
>
> What you are looking for is MDI (multiple Document Interface) and that
> is not supported by lazarus.
>
> >
> > case 1 :
> > F := TImageForm.Create(Self); // Self is The main form
> > F.Show;
> >
> > F is shown but when the user clicks somewhere on the main form it is hidden.
> >
> > case 2 :
> > F := TImageForm.Create(Self); // Self is The main form
> > F.FormStyle := fsStayOnTop;
> > F.Show;
> >
> > Then F shows and is not hidden when you click somewhere else. The only
> > problem is that
> > other dialogs executed from the menu (OpenPicture / SavePicture /
> > InputQuery) are hidden below these image forms. (see attachment)
> >
> > Can anyone give me a clue how to solve this problem ?
>
> Since you have defined your windows as stay on top, they are topmost and
> dialogs will cover them. (unfortunately windows (where the VCL is
> based on) has no window layers where you can tell which form belongs to
> which layer)
>
> The only option I see now is by using a SDI (single document interface).
> So you menu/toolbar etc will be on one form and the images on separate
> forms. (a bit like lazarus does)
>
> Marc
Thanks It worked.
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