On Mon, Jan 29, 2018 at 3:31 PM, Tomasz Gąsior <m...@tomaszgasior.kao.pl> wrote:
> I want to ask question about GtkPopover. GTK3 documentation says > "GtkPopover is a bubble-like context window [...]" but popover is not a > real window but it is a floating widget inside other window. From > perspective of window managers and compositors popovers don't exist. > > Appearance of popover is similar to window but it is not window — this > causes inconsistences in animations. Window animation is defined by WM and > compositor, popover animation — in GTK theme. > > There are also problems with big popovers in small windows. See example: > Mousepad GTK3, "Find and replace" dialog. > First: http://en.zimagez.com/zimage/przechwycenieobrazuekranu2018- > 01-2915-15-00.php > and then: http://en.zimagez.com/zimage/przechwycenieobrazuekranu2018-0 > 1-2915-15-22.php > > Why did you — my question is directed to GNOME devs — chosen this way of > implementation of this feature? Why popovers are not normal windows (with > disabled server side decoration and with client side shadow)? I don't want > to criticize your decision, probably you are more experienced, just I want > to understand. > > Firefox uses in some parts of its UI widgets with appearance similar to > GTK popovers. Fx devs implemented it as real window. See > http://en.zimagez.com/zimage/przechwycenieobrazuekranu2018-0 > 1-2915-27-18.php > It was hard to do this in GTK+ 3. We are looking at doing this for GTK+ 4. > > I have also second question. Why GNOME uses popovers instead normal menus > for menus purposes? > > Because it provides a different user experience, somewhere between menus and dialogs.
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