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popup: Mention the popover arrow in the docs

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Suggested by Jonas.
This commit is contained in:
Matthias Clasen 2021-01-05 10:59:59 -05:00
parent 7c5b8911d8
commit d1fcfa58b9
1 changed files with 10 additions and 5 deletions
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15
gdk/gdkpopuplayout.c
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@ -51,11 +51,16 @@
*
* ![Sliding popups](popup-slide.png)
*
* These hints may be combined, but it is ultimatively up to the windowing
* system to determine the position and size of the popup. You can learn
* about the result by calling gdk_popup_get_position_x(),
* gdk_popup_get_position_y(), gdk_popup_get_rect_anchor() and
* gdk_popup_get_surface_anchor() after the popup has been presented.
* These hints may be combined.
*
* Ultimatively, it is up to the windowing system to determine the position
* and size of the popup. You can learn about the result by calling
* gdk_popup_get_position_x(), gdk_popup_get_position_y(),
* gdk_popup_get_rect_anchor() and gdk_popup_get_surface_anchor() after the
* popup has been presented. This can be used to adjust the rendering. For
* example, GtkPopover changes its arrow position accordingly. But you have
* to be careful avoid changing the size of the popover, or it has to be
* presented again.
*/
struct _GdkPopupLayout