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fix(indev.rst): handle lv_obj_is_focused no longer exists. (#7711)

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Victor Wheeler
2025-02-06 05:26:49 -07:00
committed by GitHub
parent 970ca51361
commit f9a9d5b41b
1 changed files with 4 additions and 3 deletions
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7
docs/details/main-components/indev.rst
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@@ -217,7 +217,7 @@ Handling touch events
Touch events are handled like any other event. First, setup a listener for the ``LV_EVENT_GESTURE`` event type by defining and setting the callback function.
The state or scale of the pinch gesture can be retrieved by
calling the ``lv_event_get_pinch_scale`` and ``lv_indev_get_gesture_state`` from within the
calling the ``lv_event_get_pinch_scale`` and ``lv_indev_get_gesture_state`` from within the
callback.
An example of such an application is available in
@@ -319,8 +319,9 @@ a Widget to the group use :cpp:expr:`lv_group_add_obj(g, widget)`.
Once a Widget has been added to a group, you can find out what group it is in
using :cpp:expr:`lv_obj_get_group(widget)`.
To find out if a Widget in a group has focus, call :cpp:expr:`lv_obj_is_focused(widget)`.
If the Widget is not part of a group, this function will return ``false``.
To find out what Widget in a group has focus, if any, call
:cpp:expr:`lv_group_get_focused(group)`. If a Widget in that group has focus, it
will return a pointer to it, otherwise it will return NULL.
To associate a group with an input device use :cpp:expr:`lv_indev_set_group(indev, g)`.