Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit c52cb42e authored by Ameer Armaly's avatar Ameer Armaly
Browse files

Add API for services to turn off window animations. 

Bug: 195757359
Test: atest AccessibilityWindowReportingTest
Change-Id: I5fc1c90e87de17fb770f6a3371fc341985017a61
parent d3bffe32

core/api/current.txt

+2 −0
Original line number Diff line number Diff line
@@ -3074,6 +3074,7 @@ package android.accessibilityservice { 
    method public void onSystemActionsChanged();

    method public final boolean performGlobalAction(int);

    method public void setAccessibilityFocusAppearance(int, @ColorInt int);

    method public void setAnimationScale(float);

    method public boolean setCacheEnabled(boolean);

    method public void setGestureDetectionPassthroughRegion(int, @NonNull android.graphics.Region);

    method public final void setServiceInfo(android.accessibilityservice.AccessibilityServiceInfo);
@@ -6949,6 +6950,7 @@ package android.app { 
    method public boolean performGlobalAction(int);

    method public void revokeRuntimePermission(String, String);

    method public void revokeRuntimePermissionAsUser(String, String, android.os.UserHandle);

    method public void setAnimationScale(float);

    method public void setOnAccessibilityEventListener(android.app.UiAutomation.OnAccessibilityEventListener);

    method public boolean setRotation(int);

    method public void setRunAsMonkey(boolean);

core/java/android/accessibilityservice/AccessibilityService.java

+27 −0
Original line number Diff line number Diff line
@@ -3120,6 +3120,33 @@ public abstract class AccessibilityService extends Service { 
        }

    }



    /**

     * Sets the system settings values that control the scaling factor for animations. The scale

     * controls the animation playback speed for animations that respect these settings. Animations

     * that do not respect the settings values will not be affected by this function. A lower scale

     * value results in a faster speed. A value of <code>0</code> disables animations entirely. When

     * animations are disabled services receive window change events more quickly which can reduce

     * the potential by confusion by reducing the time during which windows are in transition.

     *

     * @see AccessibilityEvent#TYPE_WINDOWS_CHANGED

     * @see AccessibilityEvent#TYPE_WINDOW_STATE_CHANGED

     * @see android.provider.Settings.Global#WINDOW_ANIMATION_SCALE

     * @see android.provider.Settings.Global#TRANSITION_ANIMATION_SCALE

     * @see android.provider.Settings.Global#ANIMATOR_DURATION_SCALE

     * @param scale The scaling factor for all animations.

     */

    public void setAnimationScale(float scale) {

        final IAccessibilityServiceConnection connection =

                AccessibilityInteractionClient.getInstance(this).getConnection(mConnectionId);

        if (connection != null) {

            try {

                connection.setAnimationScale(scale);

            } catch (RemoteException re) {

                throw new RuntimeException(re);

            }

        }

    }



    private static class AccessibilityContext extends ContextWrapper {

        private final int mConnectionId;

core/java/android/accessibilityservice/IAccessibilityServiceConnection.aidl

+2 −0
Original line number Diff line number Diff line
@@ -144,4 +144,6 @@ interface IAccessibilityServiceConnection { 
    void onDoubleTap(int displayId);



    void onDoubleTapAndHold(int displayId);



    void setAnimationScale(float scale);

}

core/java/android/app/UiAutomation.java

+27 −0
Original line number Diff line number Diff line
@@ -779,6 +779,33 @@ public final class UiAutomation { 
        return false;

    }



    /**

     * Sets the system settings values that control the scaling factor for animations. The scale

     * controls the animation playback speed for animations that respect these settings. Animations

     * that do not respect the settings values will not be affected by this function. A lower scale

     * value results in a faster speed. A value of <code>0</code> disables animations entirely. When

     * animations are disabled services receive window change events more quickly which can reduce

     * the potential by confusion by reducing the time during which windows are in transition.

     *

     * @see AccessibilityEvent#TYPE_WINDOWS_CHANGED

     * @see AccessibilityEvent#TYPE_WINDOW_STATE_CHANGED

     * @see android.provider.Settings.Global#WINDOW_ANIMATION_SCALE

     * @see android.provider.Settings.Global#TRANSITION_ANIMATION_SCALE

     * @see android.provider.Settings.Global#ANIMATOR_DURATION_SCALE

     * @param scale The scaling factor for all animations.

     */

    public void setAnimationScale(float scale) {

        final IAccessibilityServiceConnection connection =

                AccessibilityInteractionClient.getInstance().getConnection(mConnectionId);

        if (connection != null) {

            try {

                connection.setAnimationScale(scale);

            } catch (RemoteException re) {

                throw new RuntimeException(re);

            }

        }

    }



    /**

     * A request for WindowManagerService to wait until all animations have completed and input

     * information has been sent from WindowManager to native InputManager.

core/tests/coretests/src/android/view/accessibility/AccessibilityServiceConnectionImpl.java

+2 −0
Original line number Diff line number Diff line
@@ -204,4 +204,6 @@ public class AccessibilityServiceConnectionImpl extends IAccessibilityServiceCon 


    public void logTrace(long timestamp, String where, long loggingTypes, String callingParams,

            int processId, long threadId, int callingUid, Bundle serializedCallingStackInBundle) {}



    public void setAnimationScale(float scale) {}

}