Merge "Support accessibility for battery usage in U (1)" (023dc913) · Commits · e / os / android_packages_apps_Settings

res/xml/power_usage_advanced.xml

+2 −2

Original line number	Diff line number	Diff line
		@@ -38,7 +38,7 @@

		</PreferenceCategory>

		<PreferenceCategory
		<com.android.settings.fuelgauge.batteryusage.AccessibilityFocusablePreferenceCategory
		android:key="battery_usage_breakdown"
		settings:controller=
		"com.android.settings.fuelgauge.batteryusage.BatteryUsageBreakdownController"
		@@ -58,5 +58,5 @@
		settings:isPreferenceVisible="false"
		settings:searchable="false" />

		</PreferenceCategory>
		</com.android.settings.fuelgauge.batteryusage.AccessibilityFocusablePreferenceCategory>
		</PreferenceScreen>

src/com/android/settings/fuelgauge/batteryusage/AccessibilityFocusablePreferenceCategory.java

0 → 100644

+68 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2023 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.settings.fuelgauge.batteryusage;

		import android.content.Context;
		import android.util.AttributeSet;
		import android.view.accessibility.AccessibilityManager;

		import androidx.preference.PreferenceCategory;
		import androidx.preference.PreferenceViewHolder;

		/**
		* Preference category that supports requesting accessibility focus.
		*/
		public class AccessibilityFocusablePreferenceCategory extends PreferenceCategory {
		private PreferenceViewHolder mView;

		public AccessibilityFocusablePreferenceCategory(Context context, AttributeSet attrs,
		int defStyleAttr, int defStyleRes) {
		super(context, attrs, defStyleAttr, defStyleRes);
		}

		public AccessibilityFocusablePreferenceCategory(Context context, AttributeSet attrs,
		int defStyleAttr) {
		super(context, attrs, defStyleAttr);
		}

		public AccessibilityFocusablePreferenceCategory(Context context, AttributeSet attrs) {
		super(context, attrs);
		}

		public AccessibilityFocusablePreferenceCategory(Context context) {
		super(context);
		}

		@Override
		public void onBindViewHolder(PreferenceViewHolder view) {
		super.onBindViewHolder(view);
		mView = view;
		}

		/**
		* Call this to try to give accessibility focus to the category title.
		*/
		public void requestAccessibilityFocus() {
		if (mView == null \|\| mView.itemView == null) {
		return;
		}
		if (!AccessibilityManager.getInstance(getContext()).isEnabled()) {
		return;
		}
		mView.itemView.requestAccessibilityFocus();
		}
		}

src/com/android/settings/fuelgauge/batteryusage/BatteryUsageBreakdownController.java

+2 −3

Original line number	Diff line number	Diff line
		@@ -27,7 +27,6 @@ import android.view.View;
		import android.widget.AdapterView;

		import androidx.preference.Preference;
		import androidx.preference.PreferenceCategory;
		import androidx.preference.PreferenceGroup;
		import androidx.preference.PreferenceScreen;

		@@ -75,7 +74,7 @@ public class BatteryUsageBreakdownController extends BasePreferenceController
		@VisibleForTesting
		Context mPrefContext;
		@VisibleForTesting
		PreferenceCategory mRootPreference;
		AccessibilityFocusablePreferenceCategory mRootPreference;
		@VisibleForTesting
		SpinnerPreference mSpinnerPreference;
		@VisibleForTesting
		@@ -193,7 +192,6 @@ public class BatteryUsageBreakdownController extends BasePreferenceController
		showFooterPreference(isAllUsageDataEmpty, slotTimestamp);
		}

		// TODO: request accessibility focus on category title when slot selection updated.
		private void showCategoryTitle(String slotTimestamp) {
		mRootPreference.setTitle(slotTimestamp == null
		? mPrefContext.getString(
		@@ -201,6 +199,7 @@ public class BatteryUsageBreakdownController extends BasePreferenceController
		: mPrefContext.getString(
		R.string.battery_usage_breakdown_title_for_slot, slotTimestamp));
		mRootPreference.setVisible(true);
		mRootPreference.requestAccessibilityFocus();
		}

		private void showFooterPreference(boolean isAllBatteryUsageEmpty, String slotTimestamp) {