| /* |
| * Copyright (C) 2011 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.systemui.statusbar.policy; |
| |
| import android.content.Context; |
| import android.content.res.Configuration; |
| import android.content.res.Resources; |
| import android.database.ContentObserver; |
| import android.graphics.Outline; |
| import android.graphics.Rect; |
| import android.os.SystemClock; |
| import android.provider.Settings; |
| import android.util.ArrayMap; |
| import android.util.AttributeSet; |
| import android.util.Log; |
| import android.view.MotionEvent; |
| import android.view.View; |
| import android.view.ViewConfiguration; |
| import android.view.ViewGroup; |
| import android.view.ViewOutlineProvider; |
| import android.view.ViewTreeObserver; |
| import android.view.accessibility.AccessibilityEvent; |
| import android.widget.FrameLayout; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.systemui.ExpandHelper; |
| import com.android.systemui.Gefingerpoken; |
| import com.android.systemui.R; |
| import com.android.systemui.SwipeHelper; |
| import com.android.systemui.statusbar.ExpandableView; |
| import com.android.systemui.statusbar.NotificationData; |
| import com.android.systemui.statusbar.phone.PhoneStatusBar; |
| |
| import java.io.FileDescriptor; |
| import java.io.PrintWriter; |
| |
| public class HeadsUpNotificationView extends FrameLayout implements SwipeHelper.Callback, ExpandHelper.Callback, |
| ViewTreeObserver.OnComputeInternalInsetsListener { |
| private static final String TAG = "HeadsUpNotificationView"; |
| private static final boolean DEBUG = false; |
| private static final boolean SPEW = DEBUG; |
| private static final String SETTING_HEADS_UP_SNOOZE_LENGTH_MS = "heads_up_snooze_length_ms"; |
| |
| Rect mTmpRect = new Rect(); |
| int[] mTmpTwoArray = new int[2]; |
| |
| private final int mHeadsUpNotificationDecay; |
| private final int mMinimumDisplayTime; |
| |
| private final int mTouchSensitivityDelay; |
| private final float mMaxAlpha = 1f; |
| private final ArrayMap<String, Long> mSnoozedPackages; |
| private final int mDefaultSnoozeLengthMs; |
| |
| private SwipeHelper mSwipeHelper; |
| private EdgeSwipeHelper mEdgeSwipeHelper; |
| |
| private PhoneStatusBar mBar; |
| |
| private long mLingerUntilMs; |
| private long mStartTouchTime; |
| private ViewGroup mContentHolder; |
| private int mSnoozeLengthMs; |
| private ContentObserver mSettingsObserver; |
| |
| private NotificationData.Entry mHeadsUp; |
| private int mUser; |
| private String mMostRecentPackageName; |
| private boolean mTouched; |
| private Clock mClock; |
| |
| public static class Clock { |
| public long currentTimeMillis() { |
| return SystemClock.elapsedRealtime(); |
| } |
| } |
| |
| public HeadsUpNotificationView(Context context, AttributeSet attrs) { |
| this(context, attrs, 0); |
| } |
| |
| public HeadsUpNotificationView(Context context, AttributeSet attrs, int defStyle) { |
| super(context, attrs, defStyle); |
| Resources resources = context.getResources(); |
| mTouchSensitivityDelay = resources.getInteger(R.integer.heads_up_sensitivity_delay); |
| if (DEBUG) Log.v(TAG, "create() " + mTouchSensitivityDelay); |
| mSnoozedPackages = new ArrayMap<>(); |
| mDefaultSnoozeLengthMs = resources.getInteger(R.integer.heads_up_default_snooze_length_ms); |
| mSnoozeLengthMs = mDefaultSnoozeLengthMs; |
| mMinimumDisplayTime = resources.getInteger(R.integer.heads_up_notification_minimum_time); |
| mHeadsUpNotificationDecay = resources.getInteger(R.integer.heads_up_notification_decay); |
| mClock = new Clock(); |
| } |
| |
| @VisibleForTesting |
| public HeadsUpNotificationView(Context context, Clock clock, SwipeHelper swipeHelper, |
| EdgeSwipeHelper edgeSwipeHelper, int headsUpNotificationDecay, int minimumDisplayTime, |
| int touchSensitivityDelay, int snoozeLength) { |
| super(context, null); |
| mClock = clock; |
| mSwipeHelper = swipeHelper; |
| mEdgeSwipeHelper = edgeSwipeHelper; |
| mMinimumDisplayTime = minimumDisplayTime; |
| mHeadsUpNotificationDecay = headsUpNotificationDecay; |
| mTouchSensitivityDelay = touchSensitivityDelay; |
| mSnoozedPackages = new ArrayMap<>(); |
| mDefaultSnoozeLengthMs = snoozeLength; |
| } |
| |
| public void updateResources() { |
| if (mContentHolder != null) { |
| final LayoutParams lp = (LayoutParams) mContentHolder.getLayoutParams(); |
| lp.width = getResources().getDimensionPixelSize(R.dimen.notification_panel_width); |
| lp.gravity = getResources().getInteger(R.integer.notification_panel_layout_gravity); |
| mContentHolder.setLayoutParams(lp); |
| } |
| } |
| |
| public void setBar(PhoneStatusBar bar) { |
| mBar = bar; |
| } |
| |
| public PhoneStatusBar getBar() { |
| return mBar; |
| } |
| |
| public ViewGroup getHolder() { |
| return mContentHolder; |
| } |
| |
| /** |
| * Called when posting a new notification to the heads up. |
| */ |
| public void showNotification(NotificationData.Entry headsUp) { |
| if (DEBUG) Log.v(TAG, "showNotification"); |
| if (mHeadsUp != null) { |
| // bump any previous heads up back to the shade |
| releaseImmediately(); |
| } |
| mTouched = false; |
| updateNotification(headsUp, true); |
| mLingerUntilMs = mClock.currentTimeMillis() + mMinimumDisplayTime; |
| } |
| |
| /** |
| * Called when updating or posting a notification to the heads up. |
| */ |
| public void updateNotification(NotificationData.Entry headsUp, boolean alert) { |
| if (DEBUG) Log.v(TAG, "updateNotification"); |
| |
| if (alert) { |
| mBar.scheduleHeadsUpDecay(mHeadsUpNotificationDecay); |
| } |
| invalidate(); |
| |
| if (mHeadsUp == headsUp) { |
| resetViewForHeadsup(); |
| // This is an in-place update. Noting more to do. |
| return; |
| } |
| |
| mHeadsUp = headsUp; |
| |
| if (mContentHolder != null) { |
| mContentHolder.removeAllViews(); |
| } |
| |
| if (mHeadsUp != null) { |
| mMostRecentPackageName = mHeadsUp.notification.getPackageName(); |
| if (mHeadsUp.row != null) { |
| resetViewForHeadsup(); |
| } |
| |
| mStartTouchTime = SystemClock.elapsedRealtime() + mTouchSensitivityDelay; |
| if (mContentHolder != null) { // only null in tests and before we are attached to a window |
| mContentHolder.setX(0); |
| mContentHolder.setVisibility(View.VISIBLE); |
| mContentHolder.setAlpha(mMaxAlpha); |
| mContentHolder.addView(mHeadsUp.row); |
| sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED); |
| |
| mSwipeHelper.snapChild(mContentHolder, 1f); |
| } |
| |
| mHeadsUp.setInterruption(); |
| |
| // Make sure the heads up window is open. |
| mBar.scheduleHeadsUpOpen(); |
| } |
| } |
| |
| private void resetViewForHeadsup() { |
| if (mHeadsUp.row.areChildrenExpanded()) { |
| mHeadsUp.row.setChildrenExpanded(false /* expanded */, false /* animated */); |
| } |
| mHeadsUp.row.setSystemExpanded(true); |
| mHeadsUp.row.setSensitive(false); |
| mHeadsUp.row.setHeadsUp(true); |
| mHeadsUp.row.setTranslationY(0); |
| mHeadsUp.row.setTranslationZ(0); |
| mHeadsUp.row.setHideSensitive( |
| false, false /* animated */, 0 /* delay */, 0 /* duration */); |
| } |
| |
| /** |
| * Possibly enter the lingering state by delaying the closing of the window. |
| * |
| * @return true if the notification has entered the lingering state. |
| */ |
| private boolean startLingering(boolean removed) { |
| final long now = mClock.currentTimeMillis(); |
| if (!mTouched && mHeadsUp != null && now < mLingerUntilMs) { |
| if (removed) { |
| mHeadsUp = null; |
| } |
| mBar.scheduleHeadsUpDecay(mLingerUntilMs - now); |
| return true; |
| } |
| return false; |
| } |
| |
| /** |
| * React to the removal of the notification in the heads up. |
| */ |
| public void removeNotification(String key) { |
| if (DEBUG) Log.v(TAG, "remove"); |
| if (mHeadsUp == null || !mHeadsUp.key.equals(key)) { |
| return; |
| } |
| if (!startLingering(/* removed */ true)) { |
| mHeadsUp = null; |
| releaseImmediately(); |
| } |
| } |
| |
| /** |
| * Ask for any current Heads Up notification to be pushed down into the shade. |
| */ |
| public void release() { |
| if (DEBUG) Log.v(TAG, "release"); |
| if (!startLingering(/* removed */ false)) { |
| releaseImmediately(); |
| } |
| } |
| |
| /** |
| * Push any current Heads Up notification down into the shade. |
| */ |
| public void releaseImmediately() { |
| if (DEBUG) Log.v(TAG, "releaseImmediately"); |
| if (mHeadsUp != null) { |
| mContentHolder.removeView(mHeadsUp.row); |
| mBar.displayNotificationFromHeadsUp(mHeadsUp); |
| } |
| mHeadsUp = null; |
| mBar.scheduleHeadsUpClose(); |
| } |
| |
| @Override |
| protected void onVisibilityChanged(View changedView, int visibility) { |
| super.onVisibilityChanged(changedView, visibility); |
| if (DEBUG) Log.v(TAG, "onVisibilityChanged: " + visibility); |
| if (changedView.getVisibility() == VISIBLE) { |
| mStartTouchTime = mClock.currentTimeMillis() + mTouchSensitivityDelay; |
| sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED); |
| } |
| } |
| |
| public boolean isSnoozed(String packageName) { |
| final String key = snoozeKey(packageName, mUser); |
| Long snoozedUntil = mSnoozedPackages.get(key); |
| if (snoozedUntil != null) { |
| if (snoozedUntil > SystemClock.elapsedRealtime()) { |
| if (DEBUG) Log.v(TAG, key + " snoozed"); |
| return true; |
| } |
| mSnoozedPackages.remove(packageName); |
| } |
| return false; |
| } |
| |
| private void snooze() { |
| if (mMostRecentPackageName != null) { |
| mSnoozedPackages.put(snoozeKey(mMostRecentPackageName, mUser), |
| SystemClock.elapsedRealtime() + mSnoozeLengthMs); |
| } |
| releaseImmediately(); |
| } |
| |
| private static String snoozeKey(String packageName, int user) { |
| return user + "," + packageName; |
| } |
| |
| public boolean isShowing(String key) { |
| return mHeadsUp != null && mHeadsUp.key.equals(key); |
| } |
| |
| public NotificationData.Entry getEntry() { |
| return mHeadsUp; |
| } |
| |
| public boolean isClearable() { |
| return mHeadsUp == null || mHeadsUp.notification.isClearable(); |
| } |
| |
| // ViewGroup methods |
| |
| private static final ViewOutlineProvider CONTENT_HOLDER_OUTLINE_PROVIDER = |
| new ViewOutlineProvider() { |
| @Override |
| public void getOutline(View view, Outline outline) { |
| int outlineLeft = view.getPaddingLeft(); |
| int outlineTop = view.getPaddingTop(); |
| |
| // Apply padding to shadow. |
| outline.setRect(outlineLeft, outlineTop, |
| view.getWidth() - outlineLeft - view.getPaddingRight(), |
| view.getHeight() - outlineTop - view.getPaddingBottom()); |
| } |
| }; |
| |
| @Override |
| public void onAttachedToWindow() { |
| final ViewConfiguration viewConfiguration = ViewConfiguration.get(getContext()); |
| float touchSlop = viewConfiguration.getScaledTouchSlop(); |
| mSwipeHelper = new SwipeHelper(SwipeHelper.X, this, getContext()); |
| mSwipeHelper.setMaxSwipeProgress(mMaxAlpha); |
| mEdgeSwipeHelper = new EdgeSwipeHelper(this, touchSlop); |
| |
| int minHeight = getResources().getDimensionPixelSize(R.dimen.notification_min_height); |
| int maxHeight = getResources().getDimensionPixelSize(R.dimen.notification_max_height); |
| |
| mContentHolder = (ViewGroup) findViewById(R.id.content_holder); |
| mContentHolder.setOutlineProvider(CONTENT_HOLDER_OUTLINE_PROVIDER); |
| |
| mSnoozeLengthMs = Settings.Global.getInt(mContext.getContentResolver(), |
| SETTING_HEADS_UP_SNOOZE_LENGTH_MS, mDefaultSnoozeLengthMs); |
| mSettingsObserver = new ContentObserver(getHandler()) { |
| @Override |
| public void onChange(boolean selfChange) { |
| final int packageSnoozeLengthMs = Settings.Global.getInt( |
| mContext.getContentResolver(), SETTING_HEADS_UP_SNOOZE_LENGTH_MS, -1); |
| if (packageSnoozeLengthMs > -1 && packageSnoozeLengthMs != mSnoozeLengthMs) { |
| mSnoozeLengthMs = packageSnoozeLengthMs; |
| if (DEBUG) Log.v(TAG, "mSnoozeLengthMs = " + mSnoozeLengthMs); |
| } |
| } |
| }; |
| mContext.getContentResolver().registerContentObserver( |
| Settings.Global.getUriFor(SETTING_HEADS_UP_SNOOZE_LENGTH_MS), false, |
| mSettingsObserver); |
| if (DEBUG) Log.v(TAG, "mSnoozeLengthMs = " + mSnoozeLengthMs); |
| |
| if (mHeadsUp != null) { |
| // whoops, we're on already! |
| showNotification(mHeadsUp); |
| } |
| |
| getViewTreeObserver().addOnComputeInternalInsetsListener(this); |
| } |
| |
| |
| @Override |
| protected void onDetachedFromWindow() { |
| mContext.getContentResolver().unregisterContentObserver(mSettingsObserver); |
| } |
| |
| @Override |
| public boolean onInterceptTouchEvent(MotionEvent ev) { |
| if (DEBUG) Log.v(TAG, "onInterceptTouchEvent()"); |
| if (mClock.currentTimeMillis() < mStartTouchTime) { |
| return true; |
| } |
| mTouched = true; |
| return mEdgeSwipeHelper.onInterceptTouchEvent(ev) |
| || mSwipeHelper.onInterceptTouchEvent(ev) |
| || mHeadsUp == null // lingering |
| || super.onInterceptTouchEvent(ev); |
| } |
| |
| // View methods |
| |
| @Override |
| public void onDraw(android.graphics.Canvas c) { |
| super.onDraw(c); |
| if (DEBUG) { |
| //Log.d(TAG, "onDraw: canvas height: " + c.getHeight() + "px; measured height: " |
| // + getMeasuredHeight() + "px"); |
| c.save(); |
| c.clipRect(6, 6, c.getWidth() - 6, getMeasuredHeight() - 6, |
| android.graphics.Region.Op.DIFFERENCE); |
| c.drawColor(0xFFcc00cc); |
| c.restore(); |
| } |
| } |
| |
| @Override |
| public boolean onTouchEvent(MotionEvent ev) { |
| if (mClock.currentTimeMillis() < mStartTouchTime) { |
| return false; |
| } |
| |
| final boolean wasRemoved = mHeadsUp == null; |
| if (!wasRemoved) { |
| mBar.scheduleHeadsUpDecay(mHeadsUpNotificationDecay); |
| } |
| return mEdgeSwipeHelper.onTouchEvent(ev) |
| || mSwipeHelper.onTouchEvent(ev) |
| || wasRemoved |
| || super.onTouchEvent(ev); |
| } |
| |
| @Override |
| protected void onConfigurationChanged(Configuration newConfig) { |
| super.onConfigurationChanged(newConfig); |
| float densityScale = getResources().getDisplayMetrics().density; |
| mSwipeHelper.setDensityScale(densityScale); |
| float pagingTouchSlop = ViewConfiguration.get(getContext()).getScaledPagingTouchSlop(); |
| mSwipeHelper.setPagingTouchSlop(pagingTouchSlop); |
| } |
| |
| // ExpandHelper.Callback methods |
| |
| @Override |
| public ExpandableView getChildAtRawPosition(float x, float y) { |
| return getChildAtPosition(x, y); |
| } |
| |
| @Override |
| public ExpandableView getChildAtPosition(float x, float y) { |
| return mHeadsUp == null ? null : mHeadsUp.row; |
| } |
| |
| @Override |
| public boolean canChildBeExpanded(View v) { |
| return mHeadsUp != null && mHeadsUp.row == v && mHeadsUp.row.isExpandable(); |
| } |
| |
| @Override |
| public void setUserExpandedChild(View v, boolean userExpanded) { |
| if (mHeadsUp != null && mHeadsUp.row == v) { |
| mHeadsUp.row.setUserExpanded(userExpanded); |
| } |
| } |
| |
| @Override |
| public void setUserLockedChild(View v, boolean userLocked) { |
| if (mHeadsUp != null && mHeadsUp.row == v) { |
| mHeadsUp.row.setUserLocked(userLocked); |
| } |
| } |
| |
| @Override |
| public void expansionStateChanged(boolean isExpanding) { |
| |
| } |
| |
| // SwipeHelper.Callback methods |
| |
| @Override |
| public boolean canChildBeDismissed(View v) { |
| return true; |
| } |
| |
| @Override |
| public boolean isAntiFalsingNeeded() { |
| return false; |
| } |
| |
| @Override |
| public float getFalsingThresholdFactor() { |
| return 1.0f; |
| } |
| |
| @Override |
| public void onChildDismissed(View v) { |
| Log.v(TAG, "User swiped heads up to dismiss"); |
| if (mHeadsUp != null && mHeadsUp.notification.isClearable()) { |
| mBar.onNotificationClear(mHeadsUp.notification); |
| mHeadsUp = null; |
| } |
| releaseImmediately(); |
| } |
| |
| @Override |
| public void onBeginDrag(View v) { |
| } |
| |
| @Override |
| public void onDragCancelled(View v) { |
| mContentHolder.setAlpha(mMaxAlpha); // sometimes this isn't quite reset |
| } |
| |
| @Override |
| public void onChildSnappedBack(View animView) { |
| } |
| |
| @Override |
| public boolean updateSwipeProgress(View animView, boolean dismissable, float swipeProgress) { |
| getBackground().setAlpha((int) (255 * swipeProgress)); |
| return false; |
| } |
| |
| @Override |
| public View getChildAtPosition(MotionEvent ev) { |
| return mContentHolder; |
| } |
| |
| @Override |
| public View getChildContentView(View v) { |
| return mContentHolder; |
| } |
| |
| @Override |
| public void onComputeInternalInsets(ViewTreeObserver.InternalInsetsInfo info) { |
| mContentHolder.getLocationOnScreen(mTmpTwoArray); |
| |
| info.setTouchableInsets(ViewTreeObserver.InternalInsetsInfo.TOUCHABLE_INSETS_REGION); |
| info.touchableRegion.set(mTmpTwoArray[0], mTmpTwoArray[1], |
| mTmpTwoArray[0] + mContentHolder.getWidth(), |
| mTmpTwoArray[1] + mContentHolder.getHeight()); |
| } |
| |
| public void escalate() { |
| mBar.scheduleHeadsUpEscalation(); |
| } |
| |
| public String getKey() { |
| return mHeadsUp == null ? null : mHeadsUp.notification.getKey(); |
| } |
| |
| public void setUser(int user) { |
| mUser = user; |
| } |
| |
| public void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
| pw.println("HeadsUpNotificationView state:"); |
| pw.print(" mTouchSensitivityDelay="); pw.println(mTouchSensitivityDelay); |
| pw.print(" mSnoozeLengthMs="); pw.println(mSnoozeLengthMs); |
| pw.print(" mLingerUntilMs="); pw.println(mLingerUntilMs); |
| pw.print(" mTouched="); pw.println(mTouched); |
| pw.print(" mMostRecentPackageName="); pw.println(mMostRecentPackageName); |
| pw.print(" mStartTouchTime="); pw.println(mStartTouchTime); |
| pw.print(" now="); pw.println(SystemClock.elapsedRealtime()); |
| pw.print(" mUser="); pw.println(mUser); |
| if (mHeadsUp == null) { |
| pw.println(" mHeadsUp=null"); |
| } else { |
| pw.print(" mHeadsUp="); pw.println(mHeadsUp.notification.getKey()); |
| } |
| int N = mSnoozedPackages.size(); |
| pw.println(" snoozed packages: " + N); |
| for (int i = 0; i < N; i++) { |
| pw.print(" "); pw.print(mSnoozedPackages.valueAt(i)); |
| pw.print(", "); pw.println(mSnoozedPackages.keyAt(i)); |
| } |
| } |
| |
| public static class EdgeSwipeHelper implements Gefingerpoken { |
| private static final boolean DEBUG_EDGE_SWIPE = false; |
| private final float mTouchSlop; |
| private final HeadsUpNotificationView mHeadsUpView; |
| private boolean mConsuming; |
| private float mFirstY; |
| private float mFirstX; |
| |
| public EdgeSwipeHelper(HeadsUpNotificationView headsUpView, float touchSlop) { |
| mHeadsUpView = headsUpView; |
| mTouchSlop = touchSlop; |
| } |
| |
| @Override |
| public boolean onInterceptTouchEvent(MotionEvent ev) { |
| switch (ev.getActionMasked()) { |
| case MotionEvent.ACTION_DOWN: |
| if (DEBUG_EDGE_SWIPE) Log.d(TAG, "action down " + ev.getY()); |
| mFirstX = ev.getX(); |
| mFirstY = ev.getY(); |
| mConsuming = false; |
| break; |
| |
| case MotionEvent.ACTION_MOVE: |
| if (DEBUG_EDGE_SWIPE) Log.d(TAG, "action move " + ev.getY()); |
| final float dY = ev.getY() - mFirstY; |
| final float daX = Math.abs(ev.getX() - mFirstX); |
| final float daY = Math.abs(dY); |
| if (!mConsuming && daX < daY && daY > mTouchSlop) { |
| mHeadsUpView.snooze(); |
| if (dY > 0) { |
| if (DEBUG_EDGE_SWIPE) Log.d(TAG, "found an open"); |
| mHeadsUpView.getBar().animateExpandNotificationsPanel(); |
| } |
| mConsuming = true; |
| } |
| break; |
| |
| case MotionEvent.ACTION_UP: |
| case MotionEvent.ACTION_CANCEL: |
| if (DEBUG_EDGE_SWIPE) Log.d(TAG, "action done"); |
| mConsuming = false; |
| break; |
| } |
| return mConsuming; |
| } |
| |
| @Override |
| public boolean onTouchEvent(MotionEvent ev) { |
| return mConsuming; |
| } |
| } |
| } |