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Support accessibility for battery chart (4)

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According to accessibility suggestion, when users double clicked a time slot in battery usage chart with TalkBack on, jump the accessibility focus to the app list category title to let users know what happened after click.

screen record: https://drive.google.com/file/d/13vvA2Il5lz9kvHegH9Tmbq9hJYFGVwJJ/view?usp=sharing&resourcekey=0-g3A29rVsd4NU37SwBD1uzQ

Bug: 242989585
Fix: 242989585
Test: manual

Change-Id: I8ab3b5f1364247121e43b0b8d51e8aa3743b5c2b
This commit is contained in:
Zaiyue Xue
2022-09-01 14:47:51 +08:00
parent 79311805b6
commit 525fd2dc3b
1 changed files with 16 additions and 0 deletions
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16
src/com/android/settings/fuelgauge/batteryusage/BatteryChartPreferenceController.java
View File

@@ -28,6 +28,7 @@ import android.text.format.DateFormat;
import android.text.format.DateUtils;
import android.util.Log;
import android.view.View;
import android.view.accessibility.AccessibilityManager;
import androidx.annotation.NonNull;
import androidx.annotation.VisibleForTesting;
@@ -106,6 +107,7 @@ public class BatteryChartPreferenceController extends AbstractPreferenceControll
private boolean mIs24HourFormat;
private boolean mIsFooterPrefAdded = false;
private View mBatteryChartViewGroup;
private View mCategoryTitleView;
private PreferenceScreen mPreferenceScreen;
private FooterPreference mFooterPreference;
private BatteryChartViewModel mDailyViewModel;
@@ -327,6 +329,7 @@ public class BatteryChartPreferenceController extends AbstractPreferenceControll
mDailyChartIndex = trapezoidIndex;
mHourlyChartIndex = BatteryChartViewModel.SELECTED_INDEX_ALL;
refreshUi();
requestAccessibilityFocusForCategoryTitle(mDailyChartView);
mMetricsFeatureProvider.action(
mPrefContext,
trapezoidIndex == BatteryChartViewModel.SELECTED_INDEX_ALL
@@ -342,6 +345,7 @@ public class BatteryChartPreferenceController extends AbstractPreferenceControll
Log.d(TAG, "onHourlyChartSelect:" + trapezoidIndex);
mHourlyChartIndex = trapezoidIndex;
refreshUi();
requestAccessibilityFocusForCategoryTitle(mHourlyChartView);
mMetricsFeatureProvider.action(
mPrefContext,
trapezoidIndex == BatteryChartViewModel.SELECTED_INDEX_ALL
@@ -525,6 +529,18 @@ public class BatteryChartPreferenceController extends AbstractPreferenceControll
}
}
private void requestAccessibilityFocusForCategoryTitle(View view) {
if (!AccessibilityManager.getInstance(mContext).isEnabled()) {
return;
}
if (mCategoryTitleView == null) {
mCategoryTitleView = view.getRootView().findViewById(com.android.internal.R.id.title);
}
if (mCategoryTitleView != null) {
mCategoryTitleView.requestAccessibilityFocus();
}
}
private String getSlotInformation(boolean isApp, String slotInformation) {
// TODO: Updates the right slot information from daily and hourly chart selection.
// Null means we show all information without a specific time slot.