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Commit 3ba50971 authored by Simon Wingrove's avatar Simon Wingrove Committed by Automerger Merge Worker
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Merge "Fix padding and touch target size on BannerMessage." into sc-dev am:... 

Merge "Fix padding and touch target size on BannerMessage." into sc-dev am: 5db41a18 am: b68ae394

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14964832

Change-Id: Ibb41ad3b5c3ad802d1a83e66bbdc43cde231b93c
parents 04ddf6a4 b68ae394

packages/SettingsLib/BannerMessagePreference/res/layout-v31/settingslib_banner_message.xml

+5 −2
Original line number Diff line number Diff line
@@ -15,7 +15,7 @@ 
  limitations under the License.

  -->



<LinearLayout

<com.android.settingslib.widget.BannerMessageView

    xmlns:android="http://schemas.android.com/apk/res/android"

    android:layout_width="match_parent"

    android:layout_height="wrap_content"
@@ -23,6 +23,7 @@ 
    style="@style/Banner.Preference.SettingsLib">



    <RelativeLayout

        android:id="@+id/top_row"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:paddingBottom="8dp"
@@ -49,6 +50,7 @@ 
        android:id="@+id/banner_title"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:paddingTop="0dp"

        android:paddingBottom="4dp"

        android:textAppearance="@style/Banner.Title.SettingsLib"/>
@@ -56,6 +58,7 @@ 
        android:id="@+id/banner_subtitle"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:paddingTop="0dp"

        android:paddingBottom="4dp"

        android:textAppearance="@style/Banner.Subtitle.SettingsLib"

        android:visibility="gone"/>
@@ -87,4 +90,4 @@ 
            android:layout_height="wrap_content"

            style="@style/Banner.ButtonText.SettingsLib"/>

    </LinearLayout>

</LinearLayout>
 
 No newline at end of file
 
</com.android.settingslib.widget.BannerMessageView>
 
 No newline at end of file

packages/SettingsLib/BannerMessagePreference/src/com/android/settingslib/widget/BannerMessageView.java

0 → 100644
+111 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2021 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */



package com.android.settingslib.widget;



import android.content.Context;

import android.graphics.Rect;

import android.util.AttributeSet;

import android.view.TouchDelegate;

import android.view.View;

import android.widget.LinearLayout;



import androidx.annotation.Nullable;



/**

 * The view providing {@link BannerMessagePreference}.

 *

 * <p>Callers should not instantiate this view directly but rather through adding a

 * {@link BannerMessagePreference} to a {@code PreferenceScreen}.

 */

public class BannerMessageView extends LinearLayout {

    private Rect mTouchTargetForDismissButton;



    public BannerMessageView(Context context) {

        super(context);

    }



    public BannerMessageView(Context context,

            @Nullable AttributeSet attrs) {

        super(context, attrs);

    }



    public BannerMessageView(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {

        super(context, attrs, defStyleAttr);

    }



    public BannerMessageView(Context context, AttributeSet attrs, int defStyleAttr,

            int defStyleRes) {

        super(context, attrs, defStyleAttr, defStyleRes);

    }



    @Override

    protected void onLayout(boolean changed, int l, int t, int r, int b) {

        super.onLayout(changed, l, t, r, b);

        setupIncreaseTouchTargetForDismissButton();

    }



    private void setupIncreaseTouchTargetForDismissButton() {

        if (mTouchTargetForDismissButton != null) {

            // Already set up

            return;

        }



        // The dismiss button is in the 'top row' RelativeLayout for positioning, but this element

        // does not have enough space to provide large touch targets.  We therefore set the top

        // target on this view.

        View topRow = findViewById(R.id.top_row);

        View dismissButton = findViewById(R.id.banner_dismiss_btn);

        if (topRow == null || dismissButton == null || dismissButton.getVisibility() != VISIBLE) {

            return;

        }



        int minimum =

                getResources()

                        .getDimensionPixelSize(R.dimen.settingslib_preferred_minimum_touch_target);

        int width = dismissButton.getWidth();

        int height = dismissButton.getHeight();

        int widthIncrease = width < minimum ? minimum - width : 0;

        int heightIncrease = height < minimum ? minimum - height : 0;



        // Compute the hit rect of dismissButton within the local co-orindate reference of this view

        // (rather than it's direct parent topRow).

        Rect hitRectWithinTopRow = new Rect();

        dismissButton.getHitRect(hitRectWithinTopRow);

        Rect hitRectOfTopRowWithinThis = new Rect();

        topRow.getHitRect(hitRectOfTopRowWithinThis);

        mTouchTargetForDismissButton = new Rect();

        mTouchTargetForDismissButton.left =

                hitRectOfTopRowWithinThis.left + hitRectWithinTopRow.left;

        mTouchTargetForDismissButton.right =

                hitRectOfTopRowWithinThis.left + hitRectWithinTopRow.right;

        mTouchTargetForDismissButton.top =

                hitRectOfTopRowWithinThis.top + hitRectWithinTopRow.top;

        mTouchTargetForDismissButton.bottom =

                hitRectOfTopRowWithinThis.top + hitRectWithinTopRow.bottom;



        // Adjust the touch target rect to apply the necessary increase in width and height.

        mTouchTargetForDismissButton.left -=

                widthIncrease % 2 == 1 ? (widthIncrease / 2) + 1 : widthIncrease / 2;

        mTouchTargetForDismissButton.top -=

                heightIncrease % 2 == 1 ? (heightIncrease / 2) + 1 : heightIncrease / 2;

        mTouchTargetForDismissButton.right += widthIncrease / 2;

        mTouchTargetForDismissButton.bottom += heightIncrease / 2;



        setTouchDelegate(new TouchDelegate(mTouchTargetForDismissButton, dismissButton));

    }



}

packages/SettingsLib/SettingsTheme/res/values-v31/dimens.xml

+1 −0
Original line number Diff line number Diff line
@@ -18,4 +18,5 @@ 
<resources>

    <dimen name="app_preference_padding_start">20dp</dimen>

    <dimen name="app_icon_min_width">52dp</dimen>

    <dimen name="settingslib_preferred_minimum_touch_target">48dp</dimen>

</resources>

packages/SettingsLib/tests/robotests/src/com/android/settingslib/widget/BannerMessagePreferenceTest.java

+30 −3
Original line number Diff line number Diff line
@@ -20,7 +20,10 @@ import static com.google.common.truth.Truth.assertThat; 


import static org.mockito.Mockito.spy;

import static org.mockito.Mockito.verify;

import static org.robolectric.Robolectric.setupActivity;

import static org.robolectric.Shadows.shadowOf;



import android.app.Activity;

import android.content.Context;

import android.graphics.ColorFilter;

import android.graphics.PorterDuff;
@@ -44,8 +47,8 @@ import org.junit.runner.RunWith; 
import org.robolectric.Robolectric;

import org.robolectric.RobolectricTestRunner;

import org.robolectric.RuntimeEnvironment;

import org.robolectric.Shadows;

import org.robolectric.shadows.ShadowDrawable;

import org.robolectric.shadows.ShadowTouchDelegate;

import org.robolectric.util.ReflectionHelpers;



@RunWith(RobolectricTestRunner.class)
@@ -58,6 +61,9 @@ public class BannerMessagePreferenceTest { 


    private boolean mClickListenerCalled = false;

    private final View.OnClickListener mClickListener = v -> mClickListenerCalled = true;

    private final int mMinimumTargetSize =

            RuntimeEnvironment.application.getResources()

                    .getDimensionPixelSize(R.dimen.settingslib_preferred_minimum_touch_target);



    private static final int TEST_STRING_RES_ID =

            R.string.accessibility_banner_message_dismiss;
@@ -80,6 +86,23 @@ public class BannerMessagePreferenceTest { 
                .isEqualTo("test");

    }



    @Test

    public void onBindViewHolder_andOnLayoutView_dismissButtonTouchDelegate_isCorrectSize() {

        assumeAndroidS();

        mBannerPreference.setTitle("Title");

        mBannerPreference.setDismissButtonOnClickListener(mClickListener);



        mBannerPreference.onBindViewHolder(mHolder);

        setupActivity(Activity.class).setContentView(mRootView);



        assertThat(mRootView.getTouchDelegate()).isNotNull();

        ShadowTouchDelegate delegate = shadowOf(mRootView.getTouchDelegate());

        assertThat(delegate.getBounds().width()).isAtLeast(mMinimumTargetSize);

        assertThat(delegate.getBounds().height()).isAtLeast(mMinimumTargetSize);

        assertThat(delegate.getDelegateView())

                .isEqualTo(mRootView.findViewById(R.id.banner_dismiss_btn));

    }



    @Test

    public void onBindViewHolder_whenSummarySet_shouldSetSummary() {

        mBannerPreference.setSummary("test");
@@ -157,7 +180,7 @@ public class BannerMessagePreferenceTest { 
        mBannerPreference.onBindViewHolder(mHolder);



        ImageView mIcon = mRootView.findViewById(R.id.banner_icon);

        ShadowDrawable shadowDrawable = Shadows.shadowOf(mIcon.getDrawable());

        ShadowDrawable shadowDrawable = shadowOf(mIcon.getDrawable());

        assertThat(shadowDrawable.getCreatedFromResId())

                .isEqualTo(R.drawable.settingslib_ic_cross);

    }
@@ -168,7 +191,7 @@ public class BannerMessagePreferenceTest { 
        mBannerPreference.onBindViewHolder(mHolder);



        ImageView mIcon = mRootView.findViewById(R.id.banner_icon);

        ShadowDrawable shadowDrawable = Shadows.shadowOf(mIcon.getDrawable());

        ShadowDrawable shadowDrawable = shadowOf(mIcon.getDrawable());

        assertThat(shadowDrawable.getCreatedFromResId()).isEqualTo(R.drawable.ic_warning);

    }
@@ -478,11 +501,15 @@ public class BannerMessagePreferenceTest { 


    private void assumeAndroidR() {

        ReflectionHelpers.setStaticField(Build.VERSION.class, "SDK_INT", 30);

        ReflectionHelpers.setStaticField(Build.VERSION.class, "CODENAME", "R");

        ReflectionHelpers.setStaticField(BannerMessagePreference.class, "IS_AT_LEAST_S", false);

        // Reset view holder to use correct layout.

    }



    private void assumeAndroidS() {

        ReflectionHelpers.setStaticField(Build.VERSION.class, "SDK_INT", 31);

        ReflectionHelpers.setStaticField(Build.VERSION.class, "CODENAME", "S");

        ReflectionHelpers.setStaticField(BannerMessagePreference.class, "IS_AT_LEAST_S", true);

        // Re-inflate view to update layout.

        setUpViewHolder();

    }