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Commit f2694081 authored by Minche Li's avatar Minche Li Committed by Automerger Merge Worker
Browse files

Merge "Keeps the Y position with the same height ratio before the window... 

Merge "Keeps the Y position with the same height ratio before the window height is changed" into sc-dev am: a39327f0

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14776093

Change-Id: I9f1d3df7448915e046f60e75997a9fe342ecd6ea
parents 64ffa515 a39327f0

packages/SystemUI/src/com/android/systemui/accessibility/MagnificationModeSwitch.java

+12 −0
Original line number Diff line number Diff line
@@ -75,6 +75,7 @@ class MagnificationModeSwitch implements MagnificationGestureDetector.OnGestureL 
    private final SfVsyncFrameCallbackProvider mSfVsyncFrameProvider;

    private int mMagnificationMode = ACCESSIBILITY_MAGNIFICATION_MODE_NONE;

    private final LayoutParams mParams;

    private int mWindowHeight;

    @VisibleForTesting

    final Rect mDraggableWindowBounds = new Rect();

    private boolean mIsVisible = false;
@@ -94,6 +95,7 @@ class MagnificationModeSwitch implements MagnificationGestureDetector.OnGestureL 
        mWindowManager = mContext.getSystemService(WindowManager.class);

        mSfVsyncFrameProvider = sfVsyncFrameProvider;

        mParams = createLayoutParams(context);

        mWindowHeight = mWindowManager.getCurrentWindowMetrics().getBounds().height();

        mImageView = imageView;

        mImageView.setOnTouchListener(this::onTouch);

        mImageView.setAccessibilityDelegate(new View.AccessibilityDelegate() {
@@ -310,6 +312,16 @@ class MagnificationModeSwitch implements MagnificationGestureDetector.OnGestureL 
    }



    void onConfigurationChanged(int configDiff) {

        if ((configDiff & ActivityInfo.CONFIG_ORIENTATION) != 0) {

            mDraggableWindowBounds.set(getDraggableWindowBounds());

            // Keep the Y position with the same height ratio before the window height is changed.

            final int windowHeight = mWindowManager.getCurrentWindowMetrics().getBounds().height();

            final float windowHeightFraction = (float) mParams.y / mWindowHeight;

            mParams.y = (int) (windowHeight * windowHeightFraction);

            mWindowHeight = windowHeight;

            stickToScreenEdge(mToLeftScreenEdge);

            return;

        }

        if ((configDiff & ActivityInfo.CONFIG_DENSITY) != 0) {

            applyResourcesValuesWithDensityChanged();

            return;

packages/SystemUI/tests/src/com/android/systemui/accessibility/MagnificationModeSwitchTest.java

+35 −0
Original line number Diff line number Diff line
@@ -59,6 +59,7 @@ import android.os.UserHandle; 
import android.provider.Settings;

import android.testing.AndroidTestingRunner;

import android.testing.TestableLooper;

import android.util.MathUtils;

import android.view.Choreographer;

import android.view.MotionEvent;

import android.view.View;
@@ -251,6 +252,18 @@ public class MagnificationModeSwitchTest extends SysuiTestCase { 
        assertNotEquals(oldDraggableBounds, mMagnificationModeSwitch.mDraggableWindowBounds);

    }



    @Test

    public void onWindowBoundsChanged_buttonIsShowing_draggableBoundsChanged() {

        mWindowManager.setWindowBounds(new Rect(0, 0, 800, 1000));

        mMagnificationModeSwitch.showButton(ACCESSIBILITY_MAGNIFICATION_MODE_FULLSCREEN);

        final Rect oldDraggableBounds = new Rect(mMagnificationModeSwitch.mDraggableWindowBounds);



        mWindowManager.setWindowBounds(new Rect(0, 0, 1000, 800));

        mSpyImageView.onApplyWindowInsets(WindowInsets.CONSUMED);



        assertNotEquals(oldDraggableBounds, mMagnificationModeSwitch.mDraggableWindowBounds);

    }



    @Test

    public void onDraggingGestureFinish_buttonIsShowing_stickToRightEdge() {

        final int windowHalfWidth =
@@ -473,6 +486,28 @@ public class MagnificationModeSwitchTest extends SysuiTestCase { 
        assertEquals(newA11yWindowTitle, layoutParams.accessibilityTitle);

    }



    @Test

    public void onRotationChanged_buttonIsShowing_expectedYPosition() {

        final Rect windowBounds = mWindowManager.getCurrentWindowMetrics().getBounds();

        final int oldWindowHeight = windowBounds.height();

        mMagnificationModeSwitch.showButton(ACCESSIBILITY_MAGNIFICATION_MODE_FULLSCREEN);

        final float windowHeightFraction =

                (float) mWindowManager.getLayoutParamsFromAttachedView().y / oldWindowHeight;



        // The window bounds are changed due to the rotation change.

        final Rect newWindowBounds = new Rect(0, 0, windowBounds.height(), windowBounds.width());

        mWindowManager.setWindowBounds(newWindowBounds);

        mMagnificationModeSwitch.onConfigurationChanged(ActivityInfo.CONFIG_ORIENTATION);



        int expectedY = (int) (newWindowBounds.height() * windowHeightFraction);

        expectedY = MathUtils.constrain(expectedY,

                mMagnificationModeSwitch.mDraggableWindowBounds.top,

                mMagnificationModeSwitch.mDraggableWindowBounds.bottom);

        assertEquals(

                "The Y position does not keep the same height ratio after the rotation changed.",

                expectedY, mWindowManager.getLayoutParamsFromAttachedView().y);

    }



    private void assertModeUnchanged(int expectedMode) {

        final int actualMode = Settings.Secure.getInt(mContext.getContentResolver(),

                Settings.Secure.ACCESSIBILITY_MAGNIFICATION_MODE, 0);

packages/SystemUI/tests/src/com/android/systemui/accessibility/TestableWindowManager.java

+8 −1
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ package com.android.systemui.accessibility; 
import static android.view.WindowInsets.Type.systemGestures;



import android.graphics.Insets;

import android.graphics.Rect;

import android.graphics.Region;

import android.view.Display;

import android.view.View;
@@ -31,6 +32,7 @@ public class TestableWindowManager implements WindowManager { 


    private final WindowManager mWindowManager;

    private View mView;

    private Rect mWindowBounds = null;

    private WindowInsets mWindowInsets = null;



    TestableWindowManager(WindowManager windowManager) {
@@ -82,7 +84,8 @@ public class TestableWindowManager implements WindowManager { 
                .setInsets(systemGestures(), systemGesturesInsets)

                .build();

        final WindowMetrics windowMetrics = new WindowMetrics(

                mWindowManager.getCurrentWindowMetrics().getBounds(),

                mWindowBounds == null ? mWindowManager.getCurrentWindowMetrics().getBounds()

                        : mWindowBounds,

                mWindowInsets == null ? insets : mWindowInsets);

        return windowMetrics;

    }
@@ -103,6 +106,10 @@ public class TestableWindowManager implements WindowManager { 
        return (WindowManager.LayoutParams) mView.getLayoutParams();

    }



    public void setWindowBounds(Rect bounds) {

        mWindowBounds = bounds;

    }



    public void setWindowInsets(WindowInsets insets) {

        mWindowInsets = insets;

    }