QS footer drag handle

Also made it so you can't click the settings cog when QS is collapsed.
It's amazing.

Test: visual
Bug: 70799006

Change-Id: Ia064fda08789424e6d82f389c3346e53e7965c84
diff --git a/packages/SystemUI/res/drawable/qs_footer_drag_handle.xml b/packages/SystemUI/res/drawable/qs_footer_drag_handle.xml
new file mode 100644
index 0000000..509cd1f
--- /dev/null
+++ b/packages/SystemUI/res/drawable/qs_footer_drag_handle.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- 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.
+-->
+<shape
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle" >
+    <solid
+        android:color="#e5e5e5" />
+    <corners android:radius="2dp" />
+</shape>
diff --git a/packages/SystemUI/res/layout/qs_footer_impl.xml b/packages/SystemUI/res/layout/qs_footer_impl.xml
index 9f6a946..997fe6d 100644
--- a/packages/SystemUI/res/layout/qs_footer_impl.xml
+++ b/packages/SystemUI/res/layout/qs_footer_impl.xml
@@ -32,80 +32,108 @@
 
     <LinearLayout
         android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:layout_marginStart="16dp"
+        android:layout_height="match_parent"
+        android:layout_marginStart="8dp"
         android:layout_marginEnd="8dp"
-        android:gravity="end">
+        android:gravity="end" >
 
-        <com.android.keyguard.CarrierText
-            android:id="@+id/qs_carrier_text"
+        <LinearLayout
+            android:layout_width="0dp"
+            android:layout_height="match_parent"
+            android:layout_weight="1" >
+            <!-- Add an extra 8dp margin before carrier text without shifting it right -->
+            <android.widget.Space
+                android:layout_width="8dp"
+                android:layout_height="match_parent" />
+
+            <com.android.keyguard.CarrierText
+                android:id="@+id/qs_carrier_text"
+                android:layout_width="0dp"
+                android:layout_height="match_parent"
+                android:layout_weight="1"
+                android:gravity="center_vertical|start"
+                android:ellipsize="marquee"
+                android:textAppearance="?android:attr/textAppearanceSmall"
+                android:textColor="?android:attr/textColorPrimary"
+                android:textDirection="locale"
+                android:singleLine="true" />
+        </LinearLayout>
+
+        <FrameLayout
+            android:layout_width="24dp"
+            android:layout_height="match_parent" >
+            <View
+                android:id="@+id/qs_drag_handle_view"
+                android:layout_width="match_parent"
+                android:layout_height="4dp"
+                android:layout_marginTop="28dp"
+                android:background="@drawable/qs_footer_drag_handle" />
+        </FrameLayout>
+
+        <LinearLayout
+            android:id="@+id/qs_footer_actions_container"
             android:layout_width="0dp"
             android:layout_height="match_parent"
             android:layout_weight="1"
-            android:gravity="center_vertical|start"
-            android:ellipsize="marquee"
-            android:textAppearance="?android:attr/textAppearanceSmall"
-            android:textColor="?android:attr/textColorPrimary"
-            android:textDirection="locale"
-            android:singleLine="true" />
-
-        <com.android.systemui.statusbar.phone.MultiUserSwitch
-            android:id="@+id/multi_user_switch"
-            android:layout_width="48dp"
-            android:layout_height="48dp"
-            android:layout_alignParentEnd="true"
-            android:background="@drawable/ripple_drawable"
-            android:focusable="true">
-
-            <ImageView
-                android:id="@+id/multi_user_avatar"
-                android:layout_width="@dimen/multi_user_avatar_expanded_size"
-                android:layout_height="@dimen/multi_user_avatar_expanded_size"
-                android:layout_gravity="center"
-                android:scaleType="centerInside"/>
-        </com.android.systemui.statusbar.phone.MultiUserSwitch>
-
-        <com.android.systemui.statusbar.AlphaOptimizedImageView
-            android:id="@android:id/edit"
-            android:layout_width="48dp"
-            android:layout_height="48dp"
-            android:background="?android:attr/selectableItemBackgroundBorderless"
-            android:clickable="true"
-            android:clipToPadding="false"
-            android:contentDescription="@string/accessibility_quick_settings_edit"
-            android:focusable="true"
-            android:padding="16dp"
-            android:src="@drawable/ic_mode_edit"
-            android:tint="?android:attr/colorForeground"/>
-
-        <com.android.systemui.statusbar.AlphaOptimizedFrameLayout
-            android:id="@+id/settings_button_container"
-            android:layout_width="48dp"
-            android:layout_height="48dp"
-            android:clipChildren="false"
-            android:clipToPadding="false">
-
-            <com.android.systemui.statusbar.phone.SettingsButton
-                android:id="@+id/settings_button"
-                style="@android:style/Widget.Material.Button.Borderless"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent"
+            android:gravity="end" >
+            <com.android.systemui.statusbar.phone.MultiUserSwitch
+                android:id="@+id/multi_user_switch"
+                android:layout_width="48dp"
+                android:layout_height="48dp"
+                android:layout_alignParentEnd="true"
                 android:background="@drawable/ripple_drawable"
-                android:contentDescription="@string/accessibility_quick_settings_settings"
-                android:src="@drawable/ic_settings_16dp"
-                android:tint="?android:attr/colorForeground"/>
+                android:focusable="true">
+
+                <ImageView
+                    android:id="@+id/multi_user_avatar"
+                    android:layout_width="@dimen/multi_user_avatar_expanded_size"
+                    android:layout_height="@dimen/multi_user_avatar_expanded_size"
+                    android:layout_gravity="center"
+                    android:scaleType="centerInside"/>
+            </com.android.systemui.statusbar.phone.MultiUserSwitch>
 
             <com.android.systemui.statusbar.AlphaOptimizedImageView
-                android:id="@+id/tuner_icon"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent"
-                android:paddingStart="36dp"
-                android:paddingEnd="4dp"
-                android:src="@drawable/tuner"
-                android:tint="?android:attr/textColorTertiary"
-                android:visibility="invisible"/>
+                android:id="@android:id/edit"
+                android:layout_width="48dp"
+                android:layout_height="48dp"
+                android:background="?android:attr/selectableItemBackgroundBorderless"
+                android:clickable="true"
+                android:clipToPadding="false"
+                android:contentDescription="@string/accessibility_quick_settings_edit"
+                android:focusable="true"
+                android:padding="16dp"
+                android:src="@drawable/ic_mode_edit"
+                android:tint="?android:attr/colorForeground"/>
 
-        </com.android.systemui.statusbar.AlphaOptimizedFrameLayout>
+            <com.android.systemui.statusbar.AlphaOptimizedFrameLayout
+                android:id="@+id/settings_button_container"
+                android:layout_width="48dp"
+                android:layout_height="48dp"
+                android:clipChildren="false"
+                android:clipToPadding="false">
+
+                <com.android.systemui.statusbar.phone.SettingsButton
+                    android:id="@+id/settings_button"
+                    style="@android:style/Widget.Material.Button.Borderless"
+                    android:layout_width="match_parent"
+                    android:layout_height="match_parent"
+                    android:background="@drawable/ripple_drawable"
+                    android:contentDescription="@string/accessibility_quick_settings_settings"
+                    android:src="@drawable/ic_settings_16dp"
+                    android:tint="?android:attr/colorForeground"/>
+
+                <com.android.systemui.statusbar.AlphaOptimizedImageView
+                    android:id="@+id/tuner_icon"
+                    android:layout_width="match_parent"
+                    android:layout_height="match_parent"
+                    android:paddingStart="36dp"
+                    android:paddingEnd="4dp"
+                    android:src="@drawable/tuner"
+                    android:tint="?android:attr/textColorTertiary"
+                    android:visibility="invisible"/>
+
+            </com.android.systemui.statusbar.AlphaOptimizedFrameLayout>
+        </LinearLayout>
     </LinearLayout>
 
 </com.android.systemui.qs.QSFooterImpl>
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java b/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java
index 92475da..76baee4 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java
@@ -84,6 +84,8 @@
     protected View mEdit;
     private TouchAnimator mAnimator;
 
+    private View mActionsContainer;
+
     public QSFooterImpl(Context context, AttributeSet attrs) {
         super(context, attrs);
     }
@@ -107,6 +109,8 @@
         mMultiUserSwitch = findViewById(R.id.multi_user_switch);
         mMultiUserAvatar = mMultiUserSwitch.findViewById(R.id.multi_user_avatar);
 
+        mActionsContainer = findViewById(R.id.qs_footer_actions_container);
+
         // RenderThread is doing more harm than good when touching the header (to expand quick
         // settings), so disable it for this view
         ((RippleDrawable) mSettingsButton.getBackground()).setForceSoftware(true);
@@ -158,10 +162,8 @@
     @Nullable
     private TouchAnimator createSettingsAlphaAnimator() {
         return new TouchAnimator.Builder()
-                .addFloat(mEdit, "alpha", 0, 1)
-                .addFloat(mMultiUserSwitch, "alpha", 0, 1)
                 .addFloat(mCarrierText, "alpha", 0, 1)
-                .addFloat(mSettingsButton, "alpha", 0, 1)
+                .addFloat(mActionsContainer, "alpha", 0, 1)
                 .build();
     }
 
@@ -269,6 +271,11 @@
 
     @Override
     public void onClick(View v) {
+        // Don't do anything until view are unhidden
+        if (!mExpanded) {
+            return;
+        }
+
         if (v == mSettingsButton) {
             if (!Dependency.get(DeviceProvisionedController.class).isCurrentUserSetup()) {
                 // If user isn't setup just unlock the device and dump them back at SUW.
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSFragment.java b/packages/SystemUI/src/com/android/systemui/qs/QSFragment.java
index 669439d..d8e1051 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSFragment.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSFragment.java
@@ -69,7 +69,7 @@
     @Override
     public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container,
             Bundle savedInstanceState) {
-        inflater =inflater.cloneInContext(new ContextThemeWrapper(getContext(), R.style.qs_theme));
+        inflater = inflater.cloneInContext(new ContextThemeWrapper(getContext(), R.style.qs_theme));
         return inflater.inflate(R.layout.qs_panel, container, false);
     }