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gtkgesture: Add note to gtk_gesture_get_bounding_box()

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This is the only function that's will be semantically confusing
with touchpad gesture events, explain what's to be expected there.
This commit is contained in:
Carlos Garnacho 2015-07-24 12:59:59 +02:00
parent e55b3c6501
commit dc77989a1c
1 changed files with 6 additions and 0 deletions
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6
gtk/gtkgesture.c
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@ -1352,6 +1352,12 @@ _gtk_gesture_get_last_update_time (GtkGesture *gesture,
* box containing all active touches. Otherwise, %FALSE will be
* returned.
*
* Note: This function will yield unexpected results on touchpad
* gestures. Since there is no correlation between physical and
* pixel distances, these will look as if constrained in an
* infinitely small area, @rect width and height will thus be 0
* regardless of the number of touchpoints.
*
* Returns: %TRUE if there are active touches, %FALSE otherwise
*
* Since: 3.14