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Commit 902de4cc authored by Arthur Hung's avatar Arthur Hung
Browse files

Adjust MotionEvent.FLAG_CANCELED flag to public 

The flas is used to indicates that the pointer has been canceled by
accidental touch.

Bug: 207322720
Test: atest CtsInputTestCases
Change-Id: I7e39242f53e78089adce622ca379109e88cf9ec2
parent b248d917

core/api/current.txt

+1 −0
Original line number Diff line number Diff line
@@ -48886,6 +48886,7 @@ package android.view { 
    field public static final int EDGE_LEFT = 4; // 0x4

    field public static final int EDGE_RIGHT = 8; // 0x8

    field public static final int EDGE_TOP = 1; // 0x1

    field public static final int FLAG_CANCELED = 32; // 0x20

    field public static final int FLAG_WINDOW_IS_OBSCURED = 1; // 0x1

    field public static final int FLAG_WINDOW_IS_PARTIALLY_OBSCURED = 2; // 0x2

    field public static final int INVALID_POINTER_ID = -1; // 0xffffffff

core/java/android/view/MotionEvent.java

+9 −4
Original line number Diff line number Diff line
@@ -478,10 +478,15 @@ public final class MotionEvent extends InputEvent implements Parcelable { 
    public static final int FLAG_IS_GENERATED_GESTURE = 0x8;



    /**

     * This flag associated with {@link #ACTION_POINTER_UP}, this indicates that the pointer

     * has been canceled. Typically this is used for palm event when the user has accidental

     * touches.

     * @hide

     * This flag is only set for events with {@link #ACTION_POINTER_UP} and {@link #ACTION_CANCEL}.

     * It indicates that the pointer going up was an unintentional user touch. When FLAG_CANCELED

     * is set, the typical actions that occur in response for a pointer going up (such as click

     * handlers, end of drawing) should be aborted. This flag is typically set when the user was

     * accidentally touching the screen, such as by gripping the device, or placing the palm on the

     * screen.

     *

     * @see #ACTION_POINTER_UP

     * @see #ACTION_CANCEL

     */

    public static final int FLAG_CANCELED = 0x20;