Merge "Prototype for the DWB toast in Overview" into ub-launcher3-master
diff --git a/quickstep/res/layout/task.xml b/quickstep/res/layout/task.xml
index 36d327d..fcc0c53 100644
--- a/quickstep/res/layout/task.xml
+++ b/quickstep/res/layout/task.xml
@@ -34,4 +34,21 @@
         android:layout_gravity="top|center_horizontal"
         android:focusable="false"
         android:importantForAccessibility="no" />
+
+    <com.android.quickstep.views.DigitalWellBeingToast
+        android:id="@+id/digital_well_being_toast"
+        android:layout_width="match_parent"
+        android:layout_height="100dp"
+        android:importantForAccessibility="noHideDescendants"
+        android:background="#800000FF"
+        android:layout_gravity="bottom"
+    >
+        <TextView
+            android:id="@+id/remaining_time"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_vertical"
+            android:textColor="@android:color/white"
+        />
+    </com.android.quickstep.views.DigitalWellBeingToast>
 </com.android.quickstep.views.TaskView>
\ No newline at end of file
diff --git a/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java b/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java
new file mode 100644
index 0000000..4e89353
--- /dev/null
+++ b/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java
@@ -0,0 +1,97 @@
+/*
+ * 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.quickstep.views;
+
+import android.app.ActivityOptions;
+import android.content.ActivityNotFoundException;
+import android.content.Context;
+import android.content.Intent;
+import android.util.AttributeSet;
+import android.util.Log;
+import android.view.View;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+
+import com.android.launcher3.Launcher;
+import com.android.launcher3.R;
+import com.android.launcher3.Utilities;
+import com.android.launcher3.userevent.nano.LauncherLogProto;
+import com.android.systemui.shared.recents.model.Task;
+
+public final class DigitalWellBeingToast extends LinearLayout {
+    public interface InitializeCallback {
+        void call(long t, boolean b);
+    }
+
+    private static final String TAG = DigitalWellBeingToast.class.getSimpleName();
+
+    private Task mTask;
+
+    public DigitalWellBeingToast(Context context, AttributeSet attrs) {
+        super(context, attrs);
+        setLayoutDirection(Utilities.isRtl(getResources()) ?
+                View.LAYOUT_DIRECTION_RTL : View.LAYOUT_DIRECTION_LTR);
+        setOnClickListener((view) -> openAppUsageSettings());
+
+    }
+
+    private void setRemainingTime(long remainingTime, boolean isGroupLimit) {
+        final TextView remainingTimeText = findViewById(R.id.remaining_time);
+        if (remainingTime <= 0) {
+            setVisibility(GONE);
+        } else {
+            setVisibility(VISIBLE);
+            remainingTimeText.setText(getText(remainingTime, isGroupLimit));
+        }
+    }
+
+    public void initialize(Task task, InitializeCallback callback) {
+        mTask = task;
+        Utilities.THREAD_POOL_EXECUTOR.execute(() -> {
+            final long appRemainingTimeMs = -1;
+            final boolean isGroupLimit = true;
+            post(() -> {
+                setRemainingTime(appRemainingTimeMs, isGroupLimit);
+                callback.call(appRemainingTimeMs, isGroupLimit);
+            });
+        });
+    }
+
+    public static String getText(long remainingTime, boolean isGroupLimit) {
+        return "Remaining time:" + (remainingTime + 119999) / 120000
+                + " min " + (isGroupLimit ? "for group" : "for the app");
+    }
+
+    public void openAppUsageSettings() {
+        final Intent intent = new Intent(TaskView.SEE_TIME_IN_APP_TEMPLATE)
+                .putExtra(Intent.EXTRA_PACKAGE_NAME,
+                        mTask.getTopComponent().getPackageName()).addFlags(
+                        Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
+        try {
+            final Launcher launcher = Launcher.getLauncher(getContext());
+            final ActivityOptions options = ActivityOptions.makeScaleUpAnimation(
+                    this, 0, 0,
+                    getWidth(), getHeight());
+            launcher.startActivity(intent, options.toBundle());
+            launcher.getUserEventDispatcher().logActionOnControl(LauncherLogProto.Action.Touch.TAP,
+                    LauncherLogProto.ControlType.APP_USAGE_SETTINGS, this);
+        } catch (ActivityNotFoundException e) {
+            Log.e(TAG, "Failed to open app usage settings for task "
+                    + mTask.getTopComponent().getPackageName(), e);
+        }
+    }
+}
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index 9aaaf9c..a6a3b85 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -27,7 +27,6 @@
 import android.animation.ObjectAnimator;
 import android.animation.TimeInterpolator;
 import android.app.ActivityOptions;
-import android.content.ActivityNotFoundException;
 import android.content.Context;
 import android.content.Intent;
 import android.content.res.Resources;
@@ -46,10 +45,8 @@
 import android.widget.Toast;
 
 import com.android.launcher3.BaseDraggingActivity;
-import com.android.launcher3.Launcher;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
-import com.android.launcher3.userevent.nano.LauncherLogProto;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action.Direction;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action.Touch;
 import com.android.quickstep.RecentsModel;
@@ -107,16 +104,16 @@
 
     private static final FloatProperty<TaskView> FOCUS_TRANSITION =
             new FloatProperty<TaskView>("focusTransition") {
-        @Override
-        public void setValue(TaskView taskView, float v) {
-            taskView.setIconAndDimTransitionProgress(v);
-        }
+                @Override
+                public void setValue(TaskView taskView, float v) {
+                    taskView.setIconAndDimTransitionProgress(v);
+                }
 
-        @Override
-        public Float get(TaskView taskView) {
-            return taskView.mFocusTransitionProgress;
-        }
-    };
+                @Override
+                public Float get(TaskView taskView) {
+                    return taskView.mFocusTransitionProgress;
+                }
+            };
 
     static final Intent SEE_TIME_IN_APP_TEMPLATE =
             new Intent("com.android.settings.action.TIME_SPENT_IN_APP");
@@ -140,6 +137,7 @@
     private TaskThumbnailView mSnapshotView;
     private TaskMenuView mMenuView;
     private IconView mIconView;
+    private DigitalWellBeingToast mDigitalWellBeingToast;
     private float mCurveScale;
     private float mZoomScale;
     private boolean mIsFullscreen;
@@ -183,6 +181,7 @@
         super.onFinishInflate();
         mSnapshotView = findViewById(R.id.snapshot);
         mIconView = findViewById(R.id.icon);
+        mDigitalWellBeingToast = findViewById(R.id.digital_well_being_toast);
     }
 
     /**
@@ -266,8 +265,18 @@
                     (task) -> mSnapshotView.setThumbnail(task, task.thumbnail));
             mIconLoadRequest = iconCache.updateIconInBackground(mTask,
                     (task) -> {
-                        setContentDescription(task.titleDescription);
                         setIcon(task.icon);
+                        mDigitalWellBeingToast.initialize(
+                                mTask,
+                                (appRemainingTimeMs, isGroupLimit) -> {
+                                    mAppRemainingTimeMs = appRemainingTimeMs;
+                                    setContentDescription(
+                                            hasRemainingTime() ?
+                                                    task.titleDescription + ". "
+                                                            + DigitalWellBeingToast.getText(
+                                                            appRemainingTimeMs, isGroupLimit) :
+                                                    task.titleDescription);
+                                });
                     });
         } else {
             if (mThumbnailLoadRequest != null) {
@@ -309,7 +318,7 @@
         mFocusTransitionProgress = progress;
         mSnapshotView.setDimAlphaMultipler(progress);
         float scale = FAST_OUT_SLOW_IN.getInterpolation(Utilities.boundToRange(
-                progress * DIM_ANIM_DURATION / SCALE_ICON_DURATION,  0, 1));
+                progress * DIM_ANIM_DURATION / SCALE_ICON_DURATION, 0, 1));
         mIconView.setScaleX(scale);
         mIconView.setScaleY(scale);
     }
@@ -464,7 +473,7 @@
         }
 
         if (action == R.string.accessibility_app_usage_settings) {
-            openAppUsageSettings(this);
+            mDigitalWellBeingToast.openAppUsageSettings();
             return true;
         }
 
@@ -486,24 +495,6 @@
         return super.performAccessibilityAction(action, arguments);
     }
 
-    private void openAppUsageSettings(View view) {
-        final Intent intent = new Intent(SEE_TIME_IN_APP_TEMPLATE)
-                .putExtra(Intent.EXTRA_PACKAGE_NAME,
-                        mTask.getTopComponent().getPackageName()).addFlags(
-                        Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
-        try {
-            final Launcher launcher = Launcher.getLauncher(getContext());
-            final ActivityOptions options = ActivityOptions.makeScaleUpAnimation(view, 0, 0,
-                    view.getWidth(), view.getHeight());
-            launcher.startActivity(intent, options.toBundle());
-            launcher.getUserEventDispatcher().logActionOnControl(LauncherLogProto.Action.Touch.TAP,
-                    LauncherLogProto.ControlType.APP_USAGE_SETTINGS, this);
-        } catch (ActivityNotFoundException e) {
-            Log.e(TAG, "Failed to open app usage settings for task "
-                    + mTask.getTopComponent().getPackageName(), e);
-        }
-    }
-
     private RecentsView getRecentsView() {
         return (RecentsView) getParent();
     }