It seems that the font module is not returning the correct size for the
text. The iup*_font.c module is essential for a correct layout. Try
different FONT attributes to see how this size difference behaves.
Best,
Scuri
On Tue, Aug 11, 2015 at 9:07 AM, Eric Wing <ewmail...@gmail.com> wrote:
> On 8/4/15, Antonio Scuri <sc...@tecgraf.puc-rio.br> wrote:
> > ok. I recommend a look at IupShow function code.
> >
> > Here is an inside look.
> >
> > When you show a dialog (IupShow/IupShowXY/IupPopup), the first thing it
> > will do is to call IupMap, that will recursively created all the controls
> > inside the dialog, by calling the Map method of the Iclass structure for
> > each element.
> >
> > Then IupMap will call iupLayoutCompute, so the layout will be computed.
> > This part is independent from the native system. This will
> > call ComputeNaturalSize, SetChildrenCurrentSize and SetChildrenPosition
> > methods. They are all independent of the native system.
> >
> > And right after, IupMap will call iupLayoutUpdate, this will call
> > the LayoutUpdate method. This is where you update the native size and
> > position of the control in the native system.
> >
> > This sequence, iupLayoutCompute + iupLayoutUpdate is also performed by
> > IupRefresh if you need that an already mapped dialog has its layout
> > updated.
> >
> > So everything is actually an automatic process. The native driver never
> > worries about the layout, only about setting the size and the position of
> > the control.
> >
> > The UTF-8 support can be left as it is for now, later we can understand
> > it better.
> >
> > Best,
> > Scuri
> >
>
> Okay, I'm currently using iupdrvBaseLayoutUpdateMethod to be my layout
> for everything. I have a very simple test consisting of a window and
> label.
>
> int main(int argc, const char* argv[])
> {
> IupOpen(&argc, &argv);
> Ihandle* label = IupLabel("Hello");
> Ihandle* dialog = IupDialog(label);
> IupShowXY(dialog, IUP_CENTER, IUP_CENTER);
>
> IupMainLoop();
> ...
> }
>
>
> My current problem is the label is getting clipped.
>
> When I step through iupdrvBaseLayoutUpdateMethod(),
> ih->currentwidth is 26 and
> ih->currentheight is 6
>
> In Cocoa, the minimum dimensions to correctly show the label "Hello" are
> 36x17.
>
> So if I take Iup's values and apply them, my label gets clipped
> because the box is too small.
>
> What should I be doing here?
>
>
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