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Merge "Make chart time slot not clickable when accessibility servie is enabled" into sc-dev

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This commit is contained in:
YUKAI HUNG
2021-05-14 02:21:38 +00:00
committed by Android (Google) Code Review
parent df8537269f 11de1a6452
commit f70cb82b0c
2 changed files with 97 additions and 4 deletions
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41
src/com/android/settings/fuelgauge/BatteryChartView.java
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@@ -24,6 +24,7 @@ import android.graphics.CornerPathEffect;
import android.graphics.Paint;
import android.graphics.Path;
import android.graphics.Rect;
import android.os.Handler;
import android.util.AttributeSet;
import android.util.Log;
import android.view.HapticFeedbackConstants;
@@ -44,7 +45,8 @@ import java.util.List;
import java.util.Locale;
/** A widget component to draw chart graph. */
public class BatteryChartView extends AppCompatImageView implements View.OnClickListener {
public class BatteryChartView extends AppCompatImageView implements View.OnClickListener,
AccessibilityManager.AccessibilityStateChangeListener {
private static final String TAG = "BatteryChartView";
private static final List<String> ACCESSIBILITY_SERVICE_NAMES =
Arrays.asList("SwitchAccessService", "TalkBackService", "JustSpeakService");
@@ -52,6 +54,8 @@ public class BatteryChartView extends AppCompatImageView implements View.OnClick
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;
private static final int DIVIDER_COLOR = Color.parseColor("#CDCCC5");
private static final long UPDATE_STATE_DELAYED_TIME = 500L;
/** Selects all trapezoid shapes. */
public static final int SELECTED_INDEX_ALL = -1;
@@ -74,7 +78,6 @@ public class BatteryChartView extends AppCompatImageView implements View.OnClick
// Colors for drawing the trapezoid shape and dividers.
private int mTrapezoidColor;
private int mTrapezoidSolidColor;
private final int mDividerColor = Color.parseColor("#CDCCC5");
// For drawing the percentage information.
private int mTextPadding;
private final Rect mIndent = new Rect();
@@ -85,11 +88,17 @@ public class BatteryChartView extends AppCompatImageView implements View.OnClick
private final Rect[] mTimestampsBounds =
new Rect[] {new Rect(), new Rect(), new Rect(), new Rect()};
@VisibleForTesting
Handler mHandler = new Handler();
@VisibleForTesting
final Runnable mUpdateClickableStateRun = () -> updateClickableState();
private int[] mLevels;
private Paint mTextPaint;
private Paint mDividerPaint;
private Paint mTrapezoidPaint;
private Paint mTrapezoidCurvePaint = null;
@VisibleForTesting
Paint mTrapezoidCurvePaint = null;
private TrapezoidSlot[] mTrapezoidSlots;
// Records the location to calculate selected index.
private MotionEvent mTouchUpEvent;
@@ -257,6 +266,26 @@ public class BatteryChartView extends AppCompatImageView implements View.OnClick
public void onAttachedToWindow() {
super.onAttachedToWindow();
updateClickableState();
mContext.getSystemService(AccessibilityManager.class)
.addAccessibilityStateChangeListener(/*listener=*/ this);
}
@Override
public void onDetachedFromWindow() {
super.onDetachedFromWindow();
mContext.getSystemService(AccessibilityManager.class)
.removeAccessibilityStateChangeListener(/*listener=*/ this);
mHandler.removeCallbacks(mUpdateClickableStateRun);
}
@Override
public void onAccessibilityStateChanged(boolean enabled) {
Log.d(TAG, "onAccessibilityStateChanged:" + enabled);
mHandler.removeCallbacks(mUpdateClickableStateRun);
// We should delay it a while since accessibility manager will spend
// some times to bind with new enabled accessibility services.
mHandler.postDelayed(
mUpdateClickableStateRun, UPDATE_STATE_DELAYED_TIME);
}
private void updateClickableState() {
@@ -275,6 +304,10 @@ public class BatteryChartView extends AppCompatImageView implements View.OnClick
mTrapezoidCurvePaint.setColor(mTrapezoidSolidColor);
mTrapezoidCurvePaint.setStyle(Paint.Style.STROKE);
mTrapezoidCurvePaint.setStrokeWidth(mDividerWidth * 2);
} else if (mIsSlotsClickabled) {
mTrapezoidCurvePaint = null;
// Sets levels again to force update the click state.
setLevels(mLevels);
}
invalidate();
}
@@ -299,7 +332,7 @@ public class BatteryChartView extends AppCompatImageView implements View.OnClick
mDividerHeight = resources.getDimensionPixelSize(R.dimen.chartview_divider_height);
mDividerPaint = new Paint();
mDividerPaint.setAntiAlias(true);
mDividerPaint.setColor(mDividerColor);
mDividerPaint.setColor(DIVIDER_COLOR);
mDividerPaint.setStyle(Paint.Style.STROKE);
mDividerPaint.setStrokeWidth(mDividerWidth);
Log.i(TAG, "mDividerWidth:" + mDividerWidth);