Merge "Add link to notification app listing in shade" into pi-dev
diff --git a/core/java/android/provider/Settings.java b/core/java/android/provider/Settings.java
index b58e5b3..9ecae8c 100644
--- a/core/java/android/provider/Settings.java
+++ b/core/java/android/provider/Settings.java
@@ -1348,10 +1348,18 @@
             = "android.settings.NOTIFICATION_SETTINGS";
 
     /**
+     * Activity Action: Show app listing settings, filtered by those that send notifications.
+     *
+     * @hide
+     */
+    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
+    public static final String ACTION_ALL_APPS_NOTIFICATION_SETTINGS =
+            "android.settings.ALL_APPS_NOTIFICATION_SETTINGS";
+
+    /**
      * Activity Action: Show notification settings for a single app.
      * <p>
-     *     Input: {@link #EXTRA_APP_PACKAGE}, the package containing the channel to display.
-     *     Input: Optionally, {@link #EXTRA_CHANNEL_ID}, to highlight that channel.
+     *     Input: {@link #EXTRA_APP_PACKAGE}, the package to display.
      * <p>
      * Output: Nothing.
      */
diff --git a/packages/SystemUI/res/layout/status_bar_notification_dismiss_all.xml b/packages/SystemUI/res/layout/status_bar_notification_footer.xml
similarity index 63%
rename from packages/SystemUI/res/layout/status_bar_notification_dismiss_all.xml
rename to packages/SystemUI/res/layout/status_bar_notification_footer.xml
index 8dc4cb4..aa0d4a0 100644
--- a/packages/SystemUI/res/layout/status_bar_notification_dismiss_all.xml
+++ b/packages/SystemUI/res/layout/status_bar_notification_footer.xml
@@ -15,13 +15,27 @@
   -->
 
 <!-- Extends Framelayout -->
-<com.android.systemui.statusbar.DismissView
+<com.android.systemui.statusbar.FooterView
         xmlns:android="http://schemas.android.com/apk/res/android"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:paddingEnd="8dp"
         android:visibility="gone">
-    <com.android.systemui.statusbar.DismissViewButton
+    <FrameLayout
+        android:id="@+id/content"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content" >
+        <com.android.systemui.statusbar.FooterViewButton
+            style="@android:style/Widget.Material.Button.Borderless"
+            android:id="@+id/manage_text"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="start"
+            android:focusable="true"
+            android:text="@string/manage_notifications_text"
+            android:textColor="?attr/wallpaperTextColor"
+            android:textAllCaps="false"/>
+        <com.android.systemui.statusbar.FooterViewButton
             style="@android:style/Widget.Material.Button.Borderless"
             android:id="@+id/dismiss_text"
             android:layout_width="wrap_content"
@@ -32,4 +46,5 @@
             android:text="@string/clear_all_notifications_text"
             android:textColor="?attr/wallpaperTextColor"
             android:textAllCaps="true"/>
-</com.android.systemui.statusbar.DismissView>
+    </FrameLayout>
+</com.android.systemui.statusbar.FooterView>
diff --git a/packages/SystemUI/res/values/strings.xml b/packages/SystemUI/res/values/strings.xml
index 260289e..909c18b 100644
--- a/packages/SystemUI/res/values/strings.xml
+++ b/packages/SystemUI/res/values/strings.xml
@@ -1053,6 +1053,9 @@
     <!-- The text to clear all notifications. [CHAR LIMIT=60] -->
     <string name="clear_all_notifications_text">Clear all</string>
 
+    <!-- The text for the manage notifications link. [CHAR LIMIT=40] -->
+    <string name="manage_notifications_text">Manage notifications</string>
+
     <!-- The text to show in the notifications shade when dnd is suppressing notifications. [CHAR LIMIT=100] -->
     <string name="dnd_suppressing_shade_text">Do Not disturb is hiding notifications</string>
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/EmptyShadeView.java b/packages/SystemUI/src/com/android/systemui/statusbar/EmptyShadeView.java
index 3698c3a0..4388b41 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/EmptyShadeView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/EmptyShadeView.java
@@ -48,6 +48,11 @@
         return findViewById(R.id.no_notifications);
     }
 
+    @Override
+    protected View findSecondaryView() {
+        return null;
+    }
+
     public void setTextColor(@ColorInt int color) {
         mEmptyText.setTextColor(color);
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/DismissView.java b/packages/SystemUI/src/com/android/systemui/statusbar/FooterView.java
similarity index 68%
rename from packages/SystemUI/src/com/android/systemui/statusbar/DismissView.java
rename to packages/SystemUI/src/com/android/systemui/statusbar/FooterView.java
index d7c6443..0f4b621 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/DismissView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/FooterView.java
@@ -26,11 +26,12 @@
 import com.android.systemui.statusbar.stack.ExpandableViewState;
 import com.android.systemui.statusbar.stack.StackScrollState;
 
-public class DismissView extends StackScrollerDecorView {
+public class FooterView extends StackScrollerDecorView {
     private final int mClearAllTopPadding;
-    private DismissViewButton mDismissButton;
+    private FooterViewButton mDismissButton;
+    private FooterViewButton mManageButton;
 
-    public DismissView(Context context, AttributeSet attrs) {
+    public FooterView(Context context, AttributeSet attrs) {
         super(context, attrs);
         mClearAllTopPadding = context.getResources().getDimensionPixelSize(
                 R.dimen.clear_all_padding_top);
@@ -38,21 +39,31 @@
 
     @Override
     protected View findContentView() {
+        return findViewById(R.id.content);
+    }
+
+    protected View findSecondaryView() {
         return findViewById(R.id.dismiss_text);
     }
 
     @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
-        mDismissButton = (DismissViewButton) findContentView();
+        mDismissButton = (FooterViewButton) findSecondaryView();
+        mManageButton = findViewById(R.id.manage_text);
     }
 
     public void setTextColor(@ColorInt int color) {
+        mManageButton.setTextColor(color);
         mDismissButton.setTextColor(color);
     }
 
-    public void setOnButtonClickListener(OnClickListener listener) {
-        mContent.setOnClickListener(listener);
+    public void setManageButtonClickListener(OnClickListener listener) {
+        mManageButton.setOnClickListener(listener);
+    }
+
+    public void setDismissButtonClickListener(OnClickListener listener) {
+        mDismissButton.setOnClickListener(listener);
     }
 
     public boolean isOnEmptySpace(float touchX, float touchY) {
@@ -68,25 +79,26 @@
         mDismissButton.setText(R.string.clear_all_notifications_text);
         mDismissButton.setContentDescription(
                 mContext.getString(R.string.accessibility_clear_all));
+        mManageButton.setText(R.string.manage_notifications_text);
     }
 
     public boolean isButtonVisible() {
-        return mDismissButton.getAlpha() != 0.0f;
+        return mManageButton.getAlpha() != 0.0f;
     }
 
     @Override
     public ExpandableViewState createNewViewState(StackScrollState stackScrollState) {
-        return new DismissViewState();
+        return new FooterViewState();
     }
 
-    public class DismissViewState extends ExpandableViewState {
+    public class FooterViewState extends ExpandableViewState {
         @Override
         public void applyToView(View view) {
             super.applyToView(view);
-            if (view instanceof DismissView) {
-                DismissView dismissView = (DismissView) view;
+            if (view instanceof FooterView) {
+                FooterView footerView = (FooterView) view;
                 boolean visible = this.clipTopAmount < mClearAllTopPadding;
-                dismissView.performVisibilityAnimation(visible && !dismissView.willBeGone());
+                footerView.performVisibilityAnimation(visible && !footerView.willBeGone());
             }
         }
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/DismissViewButton.java b/packages/SystemUI/src/com/android/systemui/statusbar/FooterViewButton.java
similarity index 84%
rename from packages/SystemUI/src/com/android/systemui/statusbar/DismissViewButton.java
rename to packages/SystemUI/src/com/android/systemui/statusbar/FooterViewButton.java
index b608d67..16ca0f2 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/DismissViewButton.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/FooterViewButton.java
@@ -23,21 +23,21 @@
 
 import com.android.systemui.statusbar.stack.NotificationStackScrollLayout;
 
-public class DismissViewButton extends AlphaOptimizedButton {
+public class FooterViewButton extends AlphaOptimizedButton {
 
-    public DismissViewButton(Context context) {
+    public FooterViewButton(Context context) {
         this(context, null);
     }
 
-    public DismissViewButton(Context context, AttributeSet attrs) {
+    public FooterViewButton(Context context, AttributeSet attrs) {
         this(context, attrs, 0);
     }
 
-    public DismissViewButton(Context context, AttributeSet attrs, int defStyleAttr) {
+    public FooterViewButton(Context context, AttributeSet attrs, int defStyleAttr) {
         this(context, attrs, defStyleAttr, 0);
     }
 
-    public DismissViewButton(Context context, AttributeSet attrs, int defStyleAttr,
+    public FooterViewButton(Context context, AttributeSet attrs, int defStyleAttr,
             int defStyleRes) {
         super(context, attrs, defStyleAttr, defStyleRes);
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/StackScrollerDecorView.java b/packages/SystemUI/src/com/android/systemui/statusbar/StackScrollerDecorView.java
index badc40d..14a6c42 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/StackScrollerDecorView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/StackScrollerDecorView.java
@@ -31,8 +31,11 @@
 public abstract class StackScrollerDecorView extends ExpandableView {
 
     protected View mContent;
+    protected View mSecondaryView;
     private boolean mIsVisible;
+    private boolean mIsSecondaryVisible;
     private boolean mAnimating;
+    private int mDuration = 260;
 
     public StackScrollerDecorView(Context context, AttributeSet attrs) {
         super(context, attrs);
@@ -42,6 +45,7 @@
     protected void onFinishInflate() {
         super.onFinishInflate();
         mContent = findContentView();
+        mSecondaryView = findSecondaryView();
         setInvisible();
     }
 
@@ -57,17 +61,37 @@
     }
 
     public void performVisibilityAnimation(boolean nowVisible) {
-        animateText(nowVisible, null /* onFinishedRunnable */);
+        animateText(mContent, nowVisible, null /* onFinishedRunnable */);
+        mIsVisible = nowVisible;
     }
 
     public void performVisibilityAnimation(boolean nowVisible, Runnable onFinishedRunnable) {
-        animateText(nowVisible, onFinishedRunnable);
+        animateText(mContent, nowVisible, onFinishedRunnable);
+        mIsVisible = nowVisible;
+    }
+
+    public void performSecondaryVisibilityAnimation(boolean nowVisible) {
+        performSecondaryVisibilityAnimation(nowVisible, null /* onFinishedRunnable */);
+    }
+
+    public void performSecondaryVisibilityAnimation(boolean nowVisible,
+            Runnable onFinishedRunnable) {
+        animateText(mSecondaryView, nowVisible, onFinishedRunnable);
+        mIsSecondaryVisible = nowVisible;
+    }
+
+    public boolean isSecondaryVisible() {
+        return mSecondaryView != null && (mIsSecondaryVisible || mAnimating);
     }
 
     public boolean isVisible() {
         return mIsVisible || mAnimating;
     }
 
+    void setDuration(int duration) {
+        mDuration = duration;
+    }
+
     /**
      * Animate the text to a new visibility.
      *
@@ -75,7 +99,10 @@
      * @param onFinishedRunnable A runnable which should be run when the animation is
      *        finished.
      */
-    private void animateText(boolean nowVisible, final Runnable onFinishedRunnable) {
+    private void animateText(View view, boolean nowVisible, final Runnable onFinishedRunnable) {
+        if (view == null) {
+            return;
+        }
         if (nowVisible != mIsVisible) {
             // Animate text
             float endValue = nowVisible ? 1.0f : 0.0f;
@@ -86,10 +113,10 @@
                 interpolator = Interpolators.ALPHA_OUT;
             }
             mAnimating = true;
-            mContent.animate()
+            view.animate()
                     .alpha(endValue)
                     .setInterpolator(interpolator)
-                    .setDuration(260)
+                    .setDuration(mDuration)
                     .withEndAction(new Runnable() {
                         @Override
                         public void run() {
@@ -99,7 +126,6 @@
                             }
                         }
                     });
-            mIsVisible = nowVisible;
         } else {
             if (onFinishedRunnable != null) {
                 onFinishedRunnable.run();
@@ -109,7 +135,11 @@
 
     public void setInvisible() {
         mContent.setAlpha(0.0f);
+        if (mSecondaryView != null) {
+            mSecondaryView.setAlpha(0.0f);
+        }
         mIsVisible = false;
+        mIsSecondaryVisible = false;
     }
 
     @Override
@@ -134,7 +164,15 @@
 
     public void cancelAnimation() {
         mContent.animate().cancel();
+        if (mSecondaryView != null) {
+            mSecondaryView.animate().cancel();
+        }
     }
 
     protected abstract View findContentView();
+
+    /**
+     * Returns a view that might not always appear while the main content view is still visible.
+     */
+    protected abstract View findSecondaryView();
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
index 64e205d..cccda90 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
@@ -2165,18 +2165,18 @@
 
     @Override
     protected boolean fullyExpandedClearAllVisible() {
-        return mNotificationStackScroller.isDismissViewNotGone()
+        return mNotificationStackScroller.isFooterViewNotGone()
                 && mNotificationStackScroller.isScrolledToBottom() && !mQsExpandImmediate;
     }
 
     @Override
     protected boolean isClearAllVisible() {
-        return mNotificationStackScroller.isDismissViewVisible();
+        return mNotificationStackScroller.isFooterViewVisible();
     }
 
     @Override
     protected int getClearAllHeight() {
-        return mNotificationStackScroller.getDismissViewHeight();
+        return mNotificationStackScroller.getFooterViewHeight();
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
index 8246974..ddb67df 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
@@ -130,7 +130,6 @@
 import com.android.internal.colorextraction.ColorExtractor;
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
-import com.android.internal.messages.nano.SystemMessageProto.SystemMessage;
 import com.android.internal.statusbar.IStatusBarService;
 import com.android.internal.statusbar.StatusBarIcon;
 import com.android.internal.widget.LockPatternUtils;
@@ -185,12 +184,11 @@
 import com.android.systemui.statusbar.BackDropView;
 import com.android.systemui.statusbar.CommandQueue;
 import com.android.systemui.statusbar.CrossFadeHelper;
-import com.android.systemui.statusbar.DismissView;
 import com.android.systemui.statusbar.DragDownHelper;
 import com.android.systemui.statusbar.EmptyShadeView;
 import com.android.systemui.statusbar.ExpandableNotificationRow;
+import com.android.systemui.statusbar.FooterView;
 import com.android.systemui.statusbar.GestureRecorder;
-import com.android.systemui.statusbar.HeadsUpStatusBarView;
 import com.android.systemui.statusbar.KeyboardShortcuts;
 import com.android.systemui.statusbar.KeyguardIndicationController;
 import com.android.systemui.statusbar.NotificationData;
@@ -237,7 +235,6 @@
 import com.android.systemui.statusbar.policy.UserSwitcherController;
 import com.android.systemui.statusbar.policy.ZenModeController;
 import com.android.systemui.statusbar.stack.NotificationStackScrollLayout;
-import com.android.systemui.util.NotificationChannels;
 import com.android.systemui.volume.VolumeComponent;
 
 import java.io.FileDescriptor;
@@ -577,7 +574,7 @@
     private final LockscreenGestureLogger mLockscreenGestureLogger = new LockscreenGestureLogger();
     protected NotificationIconAreaController mNotificationIconAreaController;
     private boolean mReinflateNotificationsOnUserSwitched;
-    private boolean mClearAllEnabled;
+    protected boolean mClearAllEnabled;
     @Nullable private View mAmbientIndicationContainer;
     private SysuiColorExtractor mColorExtractor;
     private ScreenLifecycle mScreenLifecycle;
@@ -868,7 +865,7 @@
         mVisualStabilityManager.setVisibilityLocationProvider(mStackScroller);
 
         inflateEmptyShadeView();
-        inflateDismissView();
+        inflateFooterView();
 
         mBackdrop = mStatusBarWindow.findViewById(R.id.backdrop);
         mBackdropFront = mBackdrop.findViewById(R.id.backdrop_front);
@@ -1133,8 +1130,8 @@
 
     protected void reevaluateStyles() {
         inflateSignalClusters();
-        inflateDismissView();
-        updateClearAll();
+        inflateFooterView();
+        updateFooter();
         inflateEmptyShadeView();
         updateEmptyShadeView();
     }
@@ -1186,18 +1183,21 @@
         mStackScroller.setEmptyShadeView(mEmptyShadeView);
     }
 
-    private void inflateDismissView() {
-        if (!mClearAllEnabled || mStackScroller == null) {
+    private void inflateFooterView() {
+        if (mStackScroller == null) {
             return;
         }
 
-        mDismissView = (DismissView) LayoutInflater.from(mContext).inflate(
-                R.layout.status_bar_notification_dismiss_all, mStackScroller, false);
-        mDismissView.setOnButtonClickListener(v -> {
+        mFooterView = (FooterView) LayoutInflater.from(mContext).inflate(
+                R.layout.status_bar_notification_footer, mStackScroller, false);
+        mFooterView.setDismissButtonClickListener(v -> {
             mMetricsLogger.action(MetricsEvent.ACTION_DISMISS_ALL_NOTES);
             clearAllNotifications();
         });
-        mStackScroller.setDismissView(mDismissView);
+        mFooterView.setManageButtonClickListener(v -> {
+            manageNotifications();
+        });
+        mStackScroller.setFooterView(mFooterView);
     }
 
     protected void createUserSwitcher() {
@@ -1211,6 +1211,12 @@
                 R.layout.super_status_bar, null);
     }
 
+    public void manageNotifications() {
+        Intent intent = new Intent(Settings.ACTION_ALL_APPS_NOTIFICATION_SETTINGS);
+        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+        startActivity(intent, true, true);
+    }
+
     public void clearAllNotifications() {
 
         // animate-swipe all dismissable notifications, then animate the shade closed
@@ -1393,7 +1399,7 @@
         mViewHierarchyManager.updateNotificationViews();
 
         updateSpeedBumpIndex();
-        updateClearAll();
+        updateFooter();
         updateEmptyShadeView();
 
         updateQsExpansionEnabled();
@@ -1457,13 +1463,14 @@
         mQSPanel.clickTile(tile);
     }
 
-    private void updateClearAll() {
-        if (!mClearAllEnabled) {
-            return;
-        }
-        boolean showDismissView = mState != StatusBarState.KEYGUARD
+    @VisibleForTesting
+    protected void updateFooter() {
+        boolean showFooterView = mState != StatusBarState.KEYGUARD
+                && mEntryManager.getNotificationData().getActiveNotifications().size() != 0;
+        boolean showDismissView = mClearAllEnabled && mState != StatusBarState.KEYGUARD
                 && hasActiveClearableNotifications();
-        mStackScroller.updateDismissView(showDismissView);
+
+        mStackScroller.updateFooterView(showFooterView, showDismissView);
     }
 
     /**
@@ -4938,7 +4945,7 @@
     protected RecentsComponent mRecents;
 
     protected NotificationShelf mNotificationShelf;
-    protected DismissView mDismissView;
+    protected FooterView mFooterView;
     protected EmptyShadeView mEmptyShadeView;
 
     protected AssistManager mAssistManager;
@@ -5411,8 +5418,8 @@
         // incremented in the following "changeViewPosition" calls so that its value is correct for
         // subsequent calls.
         int offsetFromEnd = 1;
-        if (mDismissView != null) {
-            mStackScroller.changeViewPosition(mDismissView,
+        if (mFooterView != null) {
+            mStackScroller.changeViewPosition(mFooterView,
                     mStackScroller.getChildCount() - offsetFromEnd++);
         }
 
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 dc94203..8f6fa49 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java
@@ -16,7 +16,8 @@
 
 package com.android.systemui.statusbar.stack;
 
-import static com.android.systemui.statusbar.notification.ActivityLaunchAnimator.ExpandAnimationParameters;
+import static com.android.systemui.statusbar.notification.ActivityLaunchAnimator
+        .ExpandAnimationParameters;
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
@@ -43,6 +44,7 @@
 import android.service.notification.StatusBarNotification;
 import android.support.annotation.NonNull;
 import android.support.annotation.VisibleForTesting;
+import android.support.v4.graphics.ColorUtils;
 import android.util.AttributeSet;
 import android.util.FloatProperty;
 import android.util.Log;
@@ -77,10 +79,10 @@
 import com.android.systemui.plugins.statusbar.NotificationMenuRowPlugin.MenuItem;
 import com.android.systemui.plugins.statusbar.NotificationSwipeActionHelper;
 import com.android.systemui.statusbar.ActivatableNotificationView;
-import com.android.systemui.statusbar.DismissView;
 import com.android.systemui.statusbar.EmptyShadeView;
 import com.android.systemui.statusbar.ExpandableNotificationRow;
 import com.android.systemui.statusbar.ExpandableView;
+import com.android.systemui.statusbar.FooterView;
 import com.android.systemui.statusbar.NotificationData;
 import com.android.systemui.statusbar.NotificationGuts;
 import com.android.systemui.statusbar.NotificationListContainer;
@@ -99,8 +101,6 @@
 import com.android.systemui.statusbar.policy.HeadsUpUtil;
 import com.android.systemui.statusbar.policy.ScrollAdapter;
 
-import android.support.v4.graphics.ColorUtils;
-
 import java.io.FileDescriptor;
 import java.io.PrintWriter;
 import java.util.ArrayList;
@@ -109,7 +109,6 @@
 import java.util.HashSet;
 import java.util.List;
 import java.util.function.BiConsumer;
-import java.util.function.Consumer;
 
 /**
  * A layout which handles a dynamic amount of notifications and presents them in a scrollable stack.
@@ -226,7 +225,7 @@
     private boolean mExpandingNotification;
     private boolean mExpandedInThisMotion;
     protected boolean mScrollingEnabled;
-    protected DismissView mDismissView;
+    protected FooterView mFooterView;
     protected EmptyShadeView mEmptyShadeView;
     private boolean mDismissAllInProgress;
     private boolean mFadeNotificationsOnDismiss;
@@ -3838,13 +3837,13 @@
         Context context = new ContextThemeWrapper(mContext,
                 lightTheme ? R.style.Theme_SystemUI_Light : R.style.Theme_SystemUI);
         final int textColor = Utils.getColorAttr(context, R.attr.wallpaperTextColor);
-        mDismissView.setTextColor(textColor);
+        mFooterView.setTextColor(textColor);
         mEmptyShadeView.setTextColor(textColor);
     }
 
     public void goToFullShade(long delay) {
-        if (mDismissView != null) {
-            mDismissView.setInvisible();
+        if (mFooterView != null) {
+            mFooterView.setInvisible();
         }
         mEmptyShadeView.setInvisible();
         mGoToFullShadeNeedsAnimation = true;
@@ -3967,14 +3966,14 @@
         return -1;
     }
 
-    public void setDismissView(@NonNull DismissView dismissView) {
+    public void setFooterView(@NonNull FooterView footerView) {
         int index = -1;
-        if (mDismissView != null) {
-            index = indexOfChild(mDismissView);
-            removeView(mDismissView);
+        if (mFooterView != null) {
+            index = indexOfChild(mFooterView);
+            removeView(mFooterView);
         }
-        mDismissView = dismissView;
-        addView(mDismissView, index);
+        mFooterView = footerView;
+        addView(mFooterView, index);
     }
 
     public void setEmptyShadeView(EmptyShadeView emptyShadeView) {
@@ -3992,77 +3991,64 @@
         int newVisibility = visible ? VISIBLE : GONE;
         if (oldVisibility != newVisibility) {
             if (newVisibility != GONE) {
-                if (mEmptyShadeView.willBeGone()) {
-                    mEmptyShadeView.cancelAnimation();
-                } else {
-                    mEmptyShadeView.setInvisible();
-                }
                 if (mStatusBar.areNotificationsHidden()) {
                     mEmptyShadeView.setText(R.string.dnd_suppressing_shade_text);
                 } else {
                     mEmptyShadeView.setText(R.string.empty_shade_text);
                 }
-                mEmptyShadeView.setVisibility(newVisibility);
-                mEmptyShadeView.setWillBeGone(false);
-                updateContentHeight();
-                notifyHeightChangeListener(mEmptyShadeView);
+                showFooterView(mEmptyShadeView);
             } else {
-                Runnable onFinishedRunnable = new Runnable() {
-                    @Override
-                    public void run() {
-                        mEmptyShadeView.setVisibility(GONE);
-                        mEmptyShadeView.setWillBeGone(false);
-                        updateContentHeight();
-                        notifyHeightChangeListener(mEmptyShadeView);
-                    }
-                };
-                if (mAnimationsEnabled && mIsExpanded) {
-                    mEmptyShadeView.setWillBeGone(true);
-                    mEmptyShadeView.performVisibilityAnimation(false, onFinishedRunnable);
-                } else {
-                    mEmptyShadeView.setInvisible();
-                    onFinishedRunnable.run();
-                }
+                hideFooterView(mEmptyShadeView, true);
             }
         }
     }
 
-    public void updateDismissView(boolean visible) {
-        if (mDismissView == null) {
+    public void updateFooterView(boolean visible, boolean showDismissView) {
+        if (mFooterView == null) {
             return;
         }
-
-        int oldVisibility = mDismissView.willBeGone() ? GONE : mDismissView.getVisibility();
+        int oldVisibility = mFooterView.willBeGone() ? GONE : mFooterView.getVisibility();
         int newVisibility = visible ? VISIBLE : GONE;
         if (oldVisibility != newVisibility) {
             if (newVisibility != GONE) {
-                if (mDismissView.willBeGone()) {
-                    mDismissView.cancelAnimation();
-                } else {
-                    mDismissView.setInvisible();
-                }
-                mDismissView.setVisibility(newVisibility);
-                mDismissView.setWillBeGone(false);
-                updateContentHeight();
-                notifyHeightChangeListener(mDismissView);
+                showFooterView(mFooterView);
             } else {
-                Runnable dimissHideFinishRunnable = new Runnable() {
-                    @Override
-                    public void run() {
-                        mDismissView.setVisibility(GONE);
-                        mDismissView.setWillBeGone(false);
-                        updateContentHeight();
-                        notifyHeightChangeListener(mDismissView);
-                    }
-                };
-                if (mDismissView.isButtonVisible() && mIsExpanded && mAnimationsEnabled) {
-                    mDismissView.setWillBeGone(true);
-                    mDismissView.performVisibilityAnimation(false, dimissHideFinishRunnable);
-                } else {
-                    dimissHideFinishRunnable.run();
-                }
+                hideFooterView(mFooterView, mFooterView.isButtonVisible());
             }
         }
+        if (mFooterView.isSecondaryVisible() != showDismissView) {
+            mFooterView.performSecondaryVisibilityAnimation(showDismissView);
+        }
+    }
+
+    private void showFooterView(StackScrollerDecorView footerView) {
+        if (footerView.willBeGone()) {
+            footerView.cancelAnimation();
+        } else {
+            footerView.setInvisible();
+        }
+        footerView.setVisibility(VISIBLE);
+        footerView.setWillBeGone(false);
+        updateContentHeight();
+        notifyHeightChangeListener(footerView);
+    }
+
+    private void hideFooterView(StackScrollerDecorView footerView, boolean isButtonVisible) {
+        Runnable onHideFinishRunnable = new Runnable() {
+            @Override
+            public void run() {
+                footerView.setVisibility(GONE);
+                footerView.setWillBeGone(false);
+                updateContentHeight();
+                notifyHeightChangeListener(footerView);
+            }
+        };
+        if (isButtonVisible && mIsExpanded && mAnimationsEnabled) {
+            footerView.setWillBeGone(true);
+            footerView.performVisibilityAnimation(false, onHideFinishRunnable);
+        } else {
+            onHideFinishRunnable.run();
+        }
     }
 
     public void setDismissAllInProgress(boolean dismissAllInProgress) {
@@ -4088,18 +4074,18 @@
         }
     }
 
-    public boolean isDismissViewNotGone() {
-        return mDismissView != null
-                && mDismissView.getVisibility() != View.GONE
-                && !mDismissView.willBeGone();
+    public boolean isFooterViewNotGone() {
+        return mFooterView != null
+                && mFooterView.getVisibility() != View.GONE
+                && !mFooterView.willBeGone();
     }
 
-    public boolean isDismissViewVisible() {
-        return mDismissView != null && mDismissView.isVisible();
+    public boolean isFooterViewVisible() {
+        return mFooterView != null && mFooterView.isVisible();
     }
 
-    public int getDismissViewHeight() {
-        return mDismissView == null ? 0 : mDismissView.getHeight() + mPaddingBetweenElements;
+    public int getFooterViewHeight() {
+        return mFooterView == null ? 0 : mFooterView.getHeight() + mPaddingBetweenElements;
     }
 
     public int getEmptyShadeViewHeight() {
@@ -4155,8 +4141,8 @@
                 }
                 boolean belowChild = touchY > childTop + child.getActualHeight()
                         - child.getClipBottomAmount();
-                if (child == mDismissView) {
-                    if(!belowChild && !mDismissView.isOnEmptySpace(touchX - mDismissView.getX(),
+                if (child == mFooterView) {
+                    if(!belowChild && !mFooterView.isOnEmptySpace(touchX - mFooterView.getX(),
                                     touchY - childTop)) {
                         // We clicked on the dismiss button
                         return false;
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 7c8e0fc..a8d2d98 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/stack/StackScrollAlgorithm.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/stack/StackScrollAlgorithm.java
@@ -22,10 +22,10 @@
 import android.view.View;
 import android.view.ViewGroup;
 import com.android.systemui.R;
-import com.android.systemui.statusbar.DismissView;
 import com.android.systemui.statusbar.EmptyShadeView;
 import com.android.systemui.statusbar.ExpandableNotificationRow;
 import com.android.systemui.statusbar.ExpandableView;
+import com.android.systemui.statusbar.FooterView;
 import com.android.systemui.statusbar.NotificationShelf;
 import com.android.systemui.statusbar.notification.NotificationUtils;
 
@@ -390,7 +390,7 @@
         int paddingAfterChild = getPaddingAfterChild(algorithmState, child);
         int childHeight = getMaxAllowedChildHeight(child);
         childViewState.yTranslation = currentYPosition;
-        boolean isDismissView = child instanceof DismissView;
+        boolean isFooterView = child instanceof FooterView;
         boolean isEmptyShadeView = child instanceof EmptyShadeView;
 
         childViewState.location = ExpandableViewState.LOCATION_MAIN_AREA;
@@ -404,7 +404,7 @@
             float end = childViewState.yTranslation + childViewState.height + inset;
             childViewState.headsUpIsVisible = end < ambientState.getMaxHeadsUpTranslation();
         }
-        if (isDismissView) {
+        if (isFooterView) {
             childViewState.yTranslation = Math.min(childViewState.yTranslation,
                     ambientState.getInnerHeight() - childHeight);
         } else if (isEmptyShadeView) {
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/FooterViewTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/FooterViewTest.java
new file mode 100644
index 0000000..96b0255
--- /dev/null
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/FooterViewTest.java
@@ -0,0 +1,123 @@
+/*
+ * Copyright (C) 2018 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;
+
+import static junit.framework.Assert.assertEquals;
+import static junit.framework.Assert.assertFalse;
+import static junit.framework.Assert.assertNotNull;
+import static junit.framework.Assert.assertNull;
+import static junit.framework.Assert.assertTrue;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.ArgumentMatchers.argThat;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.when;
+
+import android.content.Context;
+import android.content.ContextWrapper;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.content.res.Resources;
+import android.graphics.Color;
+import android.graphics.drawable.Icon;
+import android.os.UserHandle;
+import android.support.test.filters.SmallTest;
+import android.support.test.runner.AndroidJUnit4;
+import android.util.AttributeSet;
+import android.view.LayoutInflater;
+import android.view.View;
+
+import com.android.internal.statusbar.StatusBarIcon;
+import com.android.internal.util.NotificationColorUtil;
+import com.android.systemui.R;
+import com.android.systemui.SysuiTestCase;
+
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.ExpectedException;
+import org.junit.runner.RunWith;
+import org.mockito.ArgumentMatcher;
+
+@SmallTest
+@RunWith(AndroidJUnit4.class)
+public class FooterViewTest extends SysuiTestCase {
+
+    FooterView mView;
+
+    @Before
+    public void setUp() {
+        mView = (FooterView) LayoutInflater.from(mContext).inflate(
+                R.layout.status_bar_notification_footer, null, false);
+        mView.setDuration(0);
+    }
+
+    @Test
+    public void testViewsNotNull() {
+        assertNotNull(mView.findContentView());
+        assertNotNull(mView.findSecondaryView());
+    }
+
+    @Test
+    public void setDismissOnClick() {
+        mView.setDismissButtonClickListener(mock(View.OnClickListener.class));
+        assertTrue(mView.findSecondaryView().hasOnClickListeners());
+    }
+
+    @Test
+    public void setManageOnClick() {
+        mView.setManageButtonClickListener(mock(View.OnClickListener.class));
+        assertTrue(mView.findViewById(R.id.manage_text).hasOnClickListeners());
+    }
+
+    @Test
+    public void testPerformVisibilityAnimation() {
+        mView.setInvisible();
+        assertFalse(mView.isVisible());
+
+        Runnable test = new Runnable() {
+            @Override
+            public void run() {
+                assertEquals(1.0f, mView.findContentView().getAlpha());
+                assertEquals(0.0f, mView.findSecondaryView().getAlpha());
+                assertTrue(mView.isVisible());
+            }
+        };
+        mView.performVisibilityAnimation(true, test);
+    }
+
+    @Test
+    public void testPerformSecondaryVisibilityAnimation() {
+        mView.setInvisible();
+        assertFalse(mView.isSecondaryVisible());
+
+        Runnable test = new Runnable() {
+            @Override
+            public void run() {
+                assertEquals(0.0f, mView.findContentView().getAlpha());
+                assertEquals(1.0f, mView.findSecondaryView().getAlpha());
+                assertTrue(mView.isSecondaryVisible());
+            }
+        };
+        mView.performSecondaryVisibilityAnimation(true, test);
+    }
+}
+
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/StatusBarTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/StatusBarTest.java
index f13fa4e..f81ffd8 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/StatusBarTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/StatusBarTest.java
@@ -18,7 +18,9 @@
 
 import static android.app.NotificationManager.IMPORTANCE_HIGH;
 
+import static junit.framework.Assert.assertEquals;
 import static junit.framework.Assert.assertFalse;
+import static junit.framework.Assert.assertNotNull;
 import static junit.framework.Assert.assertTrue;
 import static junit.framework.TestCase.fail;
 
@@ -55,6 +57,8 @@
 import android.testing.TestableLooper;
 import android.testing.TestableLooper.RunWithLooper;
 import android.util.SparseArray;
+import android.view.Gravity;
+import android.view.View;
 import android.view.ViewGroup.LayoutParams;
 
 import com.android.internal.logging.MetricsLogger;
@@ -65,13 +69,15 @@
 import com.android.systemui.ForegroundServiceController;
 import com.android.systemui.R;
 import com.android.systemui.SysuiTestCase;
-import com.android.systemui.UiOffloadThread;
 import com.android.systemui.assist.AssistManager;
 import com.android.systemui.keyguard.WakefulnessLifecycle;
 import com.android.systemui.recents.misc.SystemServicesProxy;
 import com.android.systemui.statusbar.ActivatableNotificationView;
 import com.android.systemui.statusbar.AppOpsListener;
 import com.android.systemui.statusbar.CommandQueue;
+import com.android.systemui.statusbar.ExpandableNotificationRow;
+import com.android.systemui.statusbar.FooterView;
+import com.android.systemui.statusbar.FooterViewButton;
 import com.android.systemui.statusbar.KeyguardIndicationController;
 import com.android.systemui.statusbar.NotificationData;
 import com.android.systemui.statusbar.NotificationData.Entry;
@@ -88,7 +94,6 @@
 import com.android.systemui.statusbar.StatusBarState;
 import com.android.systemui.statusbar.notification.ActivityLaunchAnimator;
 import com.android.systemui.statusbar.notification.VisualStabilityManager;
-import com.android.systemui.statusbar.phone.HeadsUpManagerPhone;
 import com.android.systemui.statusbar.policy.DeviceProvisionedController;
 import com.android.systemui.statusbar.policy.KeyguardMonitor;
 import com.android.systemui.statusbar.policy.KeyguardMonitorImpl;
@@ -97,12 +102,14 @@
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.mockito.ArgumentCaptor;
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 
 import java.io.ByteArrayOutputStream;
 import java.io.PrintWriter;
 import java.util.ArrayList;
+import java.util.function.Predicate;
 
 @SmallTest
 @RunWith(AndroidTestingRunner.class)
@@ -558,6 +565,68 @@
         verify(mScrimController).setKeyguardOccluded(eq(false));
     }
 
+    @Test
+    public void testInflateFooterView() {
+        mStatusBar.reevaluateStyles();
+        ArgumentCaptor<FooterView> captor = ArgumentCaptor.forClass(FooterView.class);
+        verify(mStackScroller).setFooterView(captor.capture());
+
+        assertNotNull(captor.getValue().findViewById(R.id.manage_text).hasOnClickListeners());
+        assertNotNull(captor.getValue().findViewById(R.id.dismiss_text).hasOnClickListeners());
+    }
+
+    @Test
+    public void testUpdateFooter_noNotifications() {
+        mStatusBar.setBarStateForTest(StatusBarState.SHADE);
+        assertEquals(0, mEntryManager.getNotificationData().getActiveNotifications().size());
+
+        mStatusBar.updateFooter();
+        verify(mStackScroller).updateFooterView(false, false);
+    }
+
+    @Test
+    public void testUpdateFooter_oneClearableNotification() {
+        mStatusBar.setBarStateForTest(StatusBarState.SHADE);
+        ArrayList<Entry> entries = new ArrayList<>();
+        entries.add(mock(Entry.class));
+        when(mNotificationData.getActiveNotifications()).thenReturn(entries);
+
+        ExpandableNotificationRow row = mock(ExpandableNotificationRow.class);
+        when(row.canViewBeDismissed()).thenReturn(true);
+        when(mStackScroller.getChildCount()).thenReturn(1);
+        when(mStackScroller.getChildAt(anyInt())).thenReturn(row);
+
+        mStatusBar.updateFooter();
+        verify(mStackScroller).updateFooterView(true, true);
+    }
+
+    @Test
+    public void testUpdateFooter_oneNonClearableNotification() {
+        mStatusBar.setBarStateForTest(StatusBarState.SHADE);
+        ArrayList<Entry> entries = new ArrayList<>();
+        entries.add(mock(Entry.class));
+        when(mNotificationData.getActiveNotifications()).thenReturn(entries);
+
+        mStatusBar.updateFooter();
+        verify(mStackScroller).updateFooterView(true, false);
+    }
+
+    @Test
+    public void testUpdateFooter_atEnd() {
+        // add footer
+        mStatusBar.reevaluateStyles();
+
+        // add notification
+        ExpandableNotificationRow row = mock(ExpandableNotificationRow.class);
+        when(row.isClearable()).thenReturn(true);
+        mStackScroller.addContainerView(row);
+
+        mStatusBar.onUpdateRowStates();
+
+        // move footer to end
+        verify(mStackScroller).changeViewPosition(any(FooterView.class), eq(-1 /* end */));
+    }
+
     static class TestableStatusBar extends StatusBar {
         public TestableStatusBar(StatusBarKeyguardViewManager man,
                 UnlockMethodCache unlock, KeyguardIndicationController key,
@@ -587,6 +656,7 @@
             mScrimController = scrimController;
             mFingerprintUnlockController = fingerprintUnlockController;
             mActivityLaunchAnimator = launchAnimator;
+            mClearAllEnabled = true;
         }
 
         private WakefulnessLifecycle createAwakeWakefulnessLifecycle() {
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayoutTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayoutTest.java
index 6fa91ff..42069e2 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayoutTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayoutTest.java
@@ -23,10 +23,12 @@
 import android.support.test.annotation.UiThreadTest;
 import android.support.test.filters.SmallTest;
 import android.support.test.runner.AndroidJUnit4;
+import android.view.View;
 
 import com.android.systemui.R;
 import com.android.systemui.SysuiTestCase;
 import com.android.systemui.statusbar.EmptyShadeView;
+import com.android.systemui.statusbar.FooterView;
 import com.android.systemui.statusbar.StatusBarState;
 import com.android.systemui.statusbar.phone.ScrimController;
 import com.android.systemui.statusbar.phone.StatusBar;
@@ -94,4 +96,30 @@
 
         verify(view).setText(R.string.empty_shade_text);
     }
+
+    @Test
+    public void manageNotifications_visible() {
+        FooterView view = mock(FooterView.class);
+        mStackScroller.setFooterView(view);
+        when(view.willBeGone()).thenReturn(true);
+        when(view.isSecondaryVisible()).thenReturn(true);
+
+        mStackScroller.updateFooterView(true, false);
+
+        verify(view).setVisibility(View.VISIBLE);
+        verify(view).performSecondaryVisibilityAnimation(false);
+    }
+
+    @Test
+    public void clearAll_visible() {
+        FooterView view = mock(FooterView.class);
+        mStackScroller.setFooterView(view);
+        when(view.willBeGone()).thenReturn(true);
+        when(view.isSecondaryVisible()).thenReturn(false);
+
+        mStackScroller.updateFooterView(true, true);
+
+        verify(view).setVisibility(View.VISIBLE);
+        verify(view).performSecondaryVisibilityAnimation(true);
+    }
 }