diff options
| author | Siarhei Vishniakou <svv@google.com> | 2018-10-30 14:04:57 -0700 |
|---|---|---|
| committer | Siarhei Vishniakou <svv@google.com> | 2019-02-26 13:22:24 -0800 |
| commit | ccf973fa9f22dbafe7e98952773ec2dc2b3e90a5 (patch) | |
| tree | 822b1e73877365cb9237bfa9356405932e4eb9ec /core/java/android | |
| parent | 983469bab51743f044a62a72182ffc7b60b1a7a2 (diff) | |
Inject long press documentation
Clarify usage of Activity.onKeyLongPress(..). It is not obvious at
all that onKeyDown should be used in order for OnKeyLongPress to work.
Direct readers to the other api to make sure that this nuance is not
missed.
Bug: 21451760
Test: atest KeyEventInjectionTest
Change-Id: Ic73f6fe06b2108a3967ac590d22acfb283a700e1
Diffstat (limited to 'core/java/android')
| -rw-r--r-- | core/java/android/app/Activity.java | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/core/java/android/app/Activity.java b/core/java/android/app/Activity.java index dc8863ae9ffa..d93ffd6f51f3 100644 --- a/core/java/android/app/Activity.java +++ b/core/java/android/app/Activity.java @@ -3522,6 +3522,12 @@ public class Activity extends ContextThemeWrapper * Default implementation of {@link KeyEvent.Callback#onKeyLongPress(int, KeyEvent) * KeyEvent.Callback.onKeyLongPress()}: always returns false (doesn't handle * the event). + * + * To receive this callback, you must return true from onKeyDown for the current + * event stream. + * + * @see KeyEvent.Callback#onKeyLongPress() + * @see KeyEvent.Callback#onKeyLongPress(int, KeyEvent) */ public boolean onKeyLongPress(int keyCode, KeyEvent event) { return false; |