Plugin fragment support

Allows fragments to be easily switched over to plugins and a provides
a convenient base class for plugins to use that makes sure the layout
inflater and context point at the plugin's and not sysui's.

Bug: 32609190
Test: runtest systemui

Change-Id: I6503947e980f66ddcd826f6ca9a92b591ce0eb1e
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 749b34e..69d76e5 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
@@ -1621,6 +1621,7 @@
         }
         // Since there are QS tiles in the header now, we need to make sure we start listening
         // immediately so they can be up to date.
+        if (mQs == null) return;
         mQs.setHeaderListening(true);
     }
 
@@ -1749,7 +1750,7 @@
     }
 
     public void onQsHeightChanged() {
-        mQsMaxExpansionHeight = mQs.getDesiredHeight();
+        mQsMaxExpansionHeight = mQs != null ? mQs.getDesiredHeight() : 0;
         if (mQsExpanded && mQsFullyExpanded) {
             mQsExpansionHeight = mQsMaxExpansionHeight;
             requestScrollerTopPaddingUpdate(false /* animate */);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
index 197fe24..471cb32 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
@@ -90,7 +90,6 @@
 import android.os.UserManager;
 import android.os.Vibrator;
 import android.provider.Settings;
-import android.service.notification.NotificationListenerService;
 import android.service.notification.NotificationListenerService.RankingMap;
 import android.service.notification.StatusBarNotification;
 import android.telecom.TelecomManager;
@@ -126,8 +125,6 @@
 import com.android.keyguard.KeyguardUpdateMonitor;
 import com.android.keyguard.KeyguardUpdateMonitorCallback;
 import com.android.keyguard.ViewMediatorCallback;
-import com.android.systemui.AutoReinflateContainer;
-import com.android.systemui.AutoReinflateContainer.InflateListener;
 import com.android.systemui.BatteryMeterView;
 import com.android.systemui.DemoMode;
 import com.android.systemui.EventLogConstants;
@@ -142,11 +139,11 @@
 import com.android.systemui.doze.DozeHost;
 import com.android.systemui.doze.DozeLog;
 import com.android.systemui.fragments.FragmentHostManager;
+import com.android.systemui.fragments.PluginFragmentListener;
 import com.android.systemui.keyguard.KeyguardViewMediator;
 import com.android.systemui.plugins.qs.QS;
 import com.android.systemui.plugins.qs.QS.ActivityStarter;
 import com.android.systemui.plugins.qs.QS.BaseStatusBarHeader;
-import com.android.systemui.qs.QSContainerImpl;
 import com.android.systemui.qs.QSFragment;
 import com.android.systemui.qs.QSPanel;
 import com.android.systemui.recents.ScreenPinningRequest;
@@ -928,9 +925,8 @@
         View container = mStatusBarWindow.findViewById(R.id.qs_frame);
         if (container != null) {
             FragmentHostManager fragmentHostManager = FragmentHostManager.get(container);
-            fragmentHostManager.getFragmentManager().beginTransaction()
-                    .replace(R.id.qs_frame, new QSFragment(), QS.TAG)
-                    .commit();
+            new PluginFragmentListener(container, QS.TAG, R.id.qs_frame, QSFragment.class, QS.class)
+                    .startListening(QS.ACTION, QS.VERSION);
             final QSTileHost qsh = SystemUIFactory.getInstance().createQSTileHost(mContext, this,
                     mBluetoothController, mLocationController, mRotationLockController,
                     mNetworkController, mZenModeController, mHotspotController,