Fixed a bug where notifications could reappear
am: f3b64692a3

Change-Id: I6cfebd6d64d09c153ba21dea7ff96793d4595ab7
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/BaseStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/BaseStatusBar.java
index 89cdfc4..5d6b415 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/BaseStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/BaseStatusBar.java
@@ -40,7 +40,6 @@
 import android.content.pm.PackageManager.NameNotFoundException;
 import android.content.pm.UserInfo;
 import android.content.res.Configuration;
-import android.content.res.Resources;
 import android.database.ContentObserver;
 import android.graphics.Rect;
 import android.graphics.drawable.Drawable;
@@ -963,18 +962,15 @@
         }
     }
 
-    protected View bindVetoButtonClickListener(View row, final StatusBarNotification n) {
-        View vetoButton = row.findViewById(R.id.veto);
-        vetoButton.setOnClickListener(new View.OnClickListener() {
+    protected void bindDismissListener(final ExpandableNotificationRow row) {
+        row.setOnDismissListener(new View.OnClickListener() {
             public void onClick(View v) {
                 // Accessibility feedback
                 v.announceForAccessibility(
                         mContext.getString(R.string.accessibility_notification_dismissed));
-                performRemoveNotification(n, false /* removeView */);
+                performRemoveNotification(row.getStatusBarNotification(), false /* removeView */);
             }
         });
-        vetoButton.setImportantForAccessibility(View.IMPORTANT_FOR_ACCESSIBILITY_NO);
-        return vetoButton;
     }
 
     protected void performRemoveNotification(StatusBarNotification n, boolean removeView) {
@@ -1651,9 +1647,7 @@
         }
 
         workAroundBadLayerDrawableOpacity(row);
-        View vetoButton = bindVetoButtonClickListener(row, sbn);
-        vetoButton.setContentDescription(mContext.getString(
-                R.string.accessibility_remove_notification));
+        bindDismissListener(row);
 
         // NB: the large icon is now handled entirely by the template
 
@@ -2413,10 +2407,6 @@
         updateHeadsUp(key, entry, shouldPeek, alertAgain);
         updateNotifications();
 
-        // Update the veto button accordingly (and as a result, whether this row is
-        // swipe-dismissable)
-        bindVetoButtonClickListener(entry.row, notification);
-
         if (!notification.isClearable()) {
             // The user may have performed a dismiss action on the notification, since it's
             // not clearable we should snap it back.
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java b/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java
index f09eae8..e400506 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java
@@ -109,7 +109,6 @@
     private int mHeadsUpHeight;
     private View mVetoButton;
     private int mNotificationColor;
-    private boolean mClearable;
     private ExpansionLogger mLogger;
     private String mLoggingKey;
     private NotificationSettingsIconRow mSettingsIconRow;
@@ -280,7 +279,6 @@
         mPublicLayout.onNotificationUpdated(entry);
         mShowingPublicInitialized = false;
         updateNotificationColor();
-        updateClearability();
         if (mIsSummaryWithChildren) {
             mChildrenContainer.recreateNotificationHeader(mExpandClickListener, mEntry.notification);
             mChildrenContainer.onNotificationUpdated();
@@ -779,6 +777,14 @@
         return mGroupParentWhenDismissed;
     }
 
+    public void performDismiss() {
+        mVetoButton.performClick();
+    }
+
+    public void setOnDismissListener(OnClickListener listener) {
+        mVetoButton.setOnClickListener(listener);
+    }
+
     public interface ExpansionLogger {
         public void logNotificationExpansion(String key, boolean userAction, boolean expanded);
     }
@@ -880,6 +886,9 @@
             }
         });
         mVetoButton = findViewById(R.id.veto);
+        mVetoButton.setImportantForAccessibility(View.IMPORTANT_FOR_ACCESSIBILITY_NO);
+        mVetoButton.setContentDescription(mContext.getString(
+                R.string.accessibility_remove_notification));
 
         // Add the views that we translate to reveal the gear
         mTranslateableViews = new ArrayList<View>();
@@ -893,6 +902,10 @@
         mTranslateableViews.remove(mGutsStub);
     }
 
+    public View getVetoButton() {
+        return mVetoButton;
+    }
+
     public void resetTranslation() {
         if (mTranslateableViews != null) {
             for (int i = 0; i < mTranslateableViews.size(); i++) {
@@ -1157,7 +1170,9 @@
     }
 
     /**
-     * @return Can the underlying notification be cleared?
+     * @return Can the underlying notification be cleared? This can be different from whether the
+     *         notification can be dismissed in case notifications are sensitive on the lockscreen.
+     * @see #canViewBeDismissed()
      */
     public boolean isClearable() {
         return mStatusBarNotification != null && mStatusBarNotification.isClearable();
@@ -1317,7 +1332,6 @@
         NotificationContentView showingLayout = getShowingLayout();
         showingLayout.updateBackgroundColor(animated);
         mPrivateLayout.updateExpandButtons(isExpandable());
-        updateClearability();
         mShowingPublicInitialized = true;
     }
 
@@ -1357,12 +1371,12 @@
         return mIsHeadsUp;
     }
 
-    private void updateClearability() {
-        // public versions cannot be dismissed
-        mVetoButton.setVisibility(canViewBeDismissed() ? View.VISIBLE : View.GONE);
-    }
-
-    private boolean canViewBeDismissed() {
+    /**
+     * @return Whether this view is allowed to be dismissed. Only valid for visible notifications as
+     *         otherwise some state might not be updated. To request about the general clearability
+     *         see {@link #isClearable()}.
+     */
+    public boolean canViewBeDismissed() {
         return isClearable() && (!mShowingPublic || !mSensitiveHiddenInGeneral);
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java b/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java
index 17d3d71..1e5654e 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java
@@ -780,20 +780,20 @@
 
     public static void performDismiss(View v, NotificationGroupManager groupManager,
             boolean fromAccessibility) {
-        if (v instanceof ExpandableNotificationRow) {
-            ExpandableNotificationRow row = (ExpandableNotificationRow) v;
-            if (groupManager.isOnlyChildInGroup(row.getStatusBarNotification())) {
-                ExpandableNotificationRow groupSummary =
-                        groupManager.getLogicalGroupSummary(row.getStatusBarNotification());
-                if (groupSummary.isClearable()) {
-                    performDismiss(groupSummary, groupManager, fromAccessibility);
-                }
-            }
-            row.setDismissed(true, fromAccessibility);
+        if (!(v instanceof ExpandableNotificationRow)) {
+            return;
         }
-        final View veto = v.findViewById(R.id.veto);
-        if (veto != null && veto.getVisibility() != View.GONE) {
-            veto.performClick();
+        ExpandableNotificationRow row = (ExpandableNotificationRow) v;
+        if (groupManager.isOnlyChildInGroup(row.getStatusBarNotification())) {
+            ExpandableNotificationRow groupSummary =
+                    groupManager.getLogicalGroupSummary(row.getStatusBarNotification());
+            if (groupSummary.isClearable()) {
+                performDismiss(groupSummary, groupManager, fromAccessibility);
+            }
+        }
+        row.setDismissed(true, fromAccessibility);
+        if (row.isClearable()) {
+            row.performDismiss();
         }
         if (DEBUG) Log.v(TAG, "onChildDismissed: " + v);
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/stack/StackScrollAlgorithm.java b/packages/SystemUI/src/com/android/systemui/statusbar/stack/StackScrollAlgorithm.java
index 87e87c8..45647ff 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/stack/StackScrollAlgorithm.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/stack/StackScrollAlgorithm.java
@@ -173,14 +173,14 @@
     }
 
     public static boolean canChildBeDismissed(View v) {
-        if (v instanceof ExpandableNotificationRow) {
-            ExpandableNotificationRow row = (ExpandableNotificationRow) v;
-            if (row.areGutsExposed()) {
-                return false;
-            }
+        if (!(v instanceof ExpandableNotificationRow)) {
+            return false;
         }
-        final View veto = v.findViewById(R.id.veto);
-        return (veto != null && veto.getVisibility() != View.GONE);
+        ExpandableNotificationRow row = (ExpandableNotificationRow) v;
+        if (row.areGutsExposed()) {
+            return false;
+        }
+        return row.canViewBeDismissed();
     }
 
     /**