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Make chart time slot not clickable when accessibility servie is enabled

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after discuss with Shuan & Peggy, we will make the chat view is not
clickable since accessibility service is enabled for talkback, switch
access and voice access, since some gestures are conflict with our
design (double click to show all contents is conflict with a11y behavior)


Bug: 187814675
Test: make SettingsRoboTests
Change-Id: I00929a5ec28f83d6aee6e8c9278d61e6cf26428d
This commit is contained in:
ykhung
2021-05-13 11:27:14 +08:00
committed by YUKAI HUNG
parent a2f47b3299
commit d2aa4cc7cb
2 changed files with 222 additions and 9 deletions
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61
src/com/android/settings/fuelgauge/BatteryChartView.java
View File

@@ -15,6 +15,7 @@ package com.android.settings.fuelgauge;
import static java.lang.Math.round;
import android.accessibilityservice.AccessibilityServiceInfo;
import android.content.Context;
import android.content.res.Resources;
import android.graphics.Canvas;
@@ -28,23 +29,30 @@ import android.util.Log;
import android.view.HapticFeedbackConstants;
import android.view.MotionEvent;
import android.view.View;
import android.view.accessibility.AccessibilityManager;
import android.widget.TextView;
import androidx.appcompat.widget.AppCompatImageView;
import androidx.annotation.VisibleForTesting;
import com.android.settings.R;
import com.android.settings.overlay.FeatureFactory;
import com.android.settingslib.Utils;
import java.util.Arrays;
import java.util.List;
import java.util.Locale;
/** A widget component to draw chart graph. */
public class BatteryChartView extends AppCompatImageView implements View.OnClickListener {
private static final String TAG = "BatteryChartView";
private static final List<String> ACCESSIBILITY_SERVICE_NAMES =
Arrays.asList("SwitchAccessService", "TalkBackService", "JustSpeakService");
// For drawing the percentage information.
private static final String[] PERCENTAGES = new String[] {"100%", "50%", "0%"};
private static final int DEFAULT_TRAPEZOID_COUNT = 12;
private static final int DEFAULT_TIMESTAMP_COUNT = 4;
/** Selects all trapezoid shapes. */
public static final int SELECTED_INDEX_ALL = -1;
public static final int SELECTED_INDEX_INVALID = -2;
@@ -57,10 +65,11 @@ public class BatteryChartView extends AppCompatImageView implements View.OnClick
private int mDividerWidth;
private int mDividerHeight;
private int mTrapezoidCount;
private int mSelectedIndex;
private float mTrapezoidVOffset;
private float mTrapezoidHOffset;
private boolean mIsSlotsClickable;
private boolean mIsSlotsClickabled;
@VisibleForTesting int mSelectedIndex;
// Colors for drawing the trapezoid shape and dividers.
private int mTrapezoidColor;
@@ -247,26 +256,37 @@ public class BatteryChartView extends AppCompatImageView implements View.OnClick
@Override
public void onAttachedToWindow() {
super.onAttachedToWindow();
updateClickableState();
}
private void updateClickableState() {
final Context context = mContext;
mIsSlotsClickable =
mIsSlotsClickabled =
FeatureFactory.getFactory(context)
.getPowerUsageFeatureProvider(context)
.isChartGraphSlotsEnabled(context);
Log.d(TAG, "isChartGraphSlotsEnabled:" + mIsSlotsClickable);
.getPowerUsageFeatureProvider(context)
.isChartGraphSlotsEnabled(context)
&& !isAccessibilityEnabled(context);
Log.d(TAG, "isChartGraphSlotsEnabled:" + mIsSlotsClickabled);
setClickable(isClickable());
// Initializes the trapezoid curve paint for non-clickable case.
if (!mIsSlotsClickable && mTrapezoidCurvePaint == null) {
if (!mIsSlotsClickabled && mTrapezoidCurvePaint == null) {
mTrapezoidCurvePaint = new Paint();
mTrapezoidCurvePaint.setAntiAlias(true);
mTrapezoidCurvePaint.setColor(mTrapezoidSolidColor);
mTrapezoidCurvePaint.setStyle(Paint.Style.STROKE);
mTrapezoidCurvePaint.setStrokeWidth(mDividerWidth * 2);
}
invalidate();
}
@Override
public void setClickable(boolean clickable) {
super.setClickable(mIsSlotsClickable && clickable);
super.setClickable(mIsSlotsClickabled && clickable);
}
@VisibleForTesting
void setClickableForce(boolean clickable) {
super.setClickable(clickable);
}
private void initializeColors(Context context) {
@@ -412,7 +432,7 @@ public class BatteryChartView extends AppCompatImageView implements View.OnClick
}
// Configures the trapezoid paint color.
final int trapezoidColor =
!mIsSlotsClickable
!mIsSlotsClickabled
? mTrapezoidColor
: mSelectedIndex == index || mSelectedIndex == SELECTED_INDEX_ALL
? mTrapezoidSolidColor : mTrapezoidColor;
@@ -469,6 +489,29 @@ public class BatteryChartView extends AppCompatImageView implements View.OnClick
&& mLevels[trapezoidIndex + 1] != 0;
}
@VisibleForTesting
static boolean isAccessibilityEnabled(Context context) {
final AccessibilityManager accessibilityManager =
context.getSystemService(AccessibilityManager.class);
if (!accessibilityManager.isEnabled()) {
return false;
}
final List<AccessibilityServiceInfo> serviceInfoList =
accessibilityManager.getEnabledAccessibilityServiceList(
AccessibilityServiceInfo.FEEDBACK_SPOKEN
| AccessibilityServiceInfo.FEEDBACK_GENERIC);
for (AccessibilityServiceInfo info : serviceInfoList) {
for (String serviceName : ACCESSIBILITY_SERVICE_NAMES) {
final String serviceId = info.getId();
if (serviceId != null && serviceId.contains(serviceName)) {
Log.d(TAG, "acccessibilityEnabled:" + serviceId);
return true;
}
}
}
return false;
}
// A container class for each trapezoid left and right location.
private static final class TrapezoidSlot {
public float mLeft;