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bug#19972: Font size change doesn't update (window-total-width)
From: |
Steve Purcell |
Subject: |
bug#19972: Font size change doesn't update (window-total-width) |
Date: |
Mon, 2 Mar 2015 17:23:58 +0000 |
On 2 Mar 2015, at 17:10, martin rudalics <rudalics@gmx.at> wrote:
>
> > - Consider the case of full-screen frames, which never change in pixel
> > size. The window-width should change when the font size changes in
> > this case too.
>
> This is the case (hopefully) with Emacs 25 but not with Emacs 24.5.
> Although some window managers may refuse to change the frame size even
> with Emacs 24.5 as we've learned here.
It’s not the case on OS X with Emacs HEAD from 19th Feb, at least.
> > - set-frame-font is a built-in function with a KEEP-SIZE param which
> > tells it to try to preserve the pixel-size of the frame after the
> > font has changed: my code is copied from there.
>
> If you look at the implementation of this you will see that it first
> resizes the frame (via x_new_font) and then tries to size it back to the
> original size. This will fail miserably when the frame was maximized
> before (because maximization is a state and not just a specific size)
> and will fail when the frame size was not an integral multiple of its
> default character size (because `set-frame-font' does some strange
> rounding). So never ever use `set-frame-font' with KEEP-SIZE non-nil.
> With Emacs 25 you can do, for example,
>
> (let ((frame-inhibit-implied-resize t))
> (custom-push-theme 'theme-face 'default 'user 'set '((t (:height 128))))
> (face-spec-recalc 'default (selected-frame)))
>
> unless you have set `frame-inhibit-implied-resize' to non-nil already.
Interesting: I hadn’t seen that. The above snippet still results in a changed
frame size on my system, though.
- bug#19972: Font size change doesn't update (window-total-width), (continued)
- bug#19972: Font size change doesn't update (window-total-width), Eli Zaretskii, 2015/03/05
- bug#19972: Font size change doesn't update (window-total-width), martin rudalics, 2015/03/05
- bug#19972: Font size change doesn't update (window-total-width), Eli Zaretskii, 2015/03/05
- bug#19972: Font size change doesn't update (window-total-width), martin rudalics, 2015/03/05
- bug#19972: Font size change doesn't update (window-total-width), Eli Zaretskii, 2015/03/06
- bug#19972: Font size change doesn't update (window-total-width), martin rudalics, 2015/03/06
- bug#19972: Font size change doesn't update (window-total-width), Eli Zaretskii, 2015/03/06
bug#19972: Font size change doesn't update (window-total-width), Drew Adams, 2015/03/02
bug#19972: Font size change doesn't update (window-total-width), martin rudalics, 2015/03/02
- bug#19972: Font size change doesn't update (window-total-width),
Steve Purcell <=