Fix bug where newly added widget wasn't always shown

Bug: 7491900

Change-Id: I878eea745ee6127b757aa945631c1a4eb08d9936

Author: mikejurka

policy/src/com/android/internal/policy/impl/keyguard/KeyguardHostView.java

@@ -792,6 +792,9 @@ public void onScreenTurnedOff() {
         // Once the screen turns off, we no longer consider this to be first boot and we want the
         // biometric unlock to start next time keyguard is shown.
         KeyguardUpdateMonitor.getInstance(mContext).setAlternateUnlockEnabled(true);
+        // We use mAppWidgetToShow to show a particular widget after you add it-- once the screen
+        // turns off we reset that behavior
+        clearAppWidgetToShow();
         checkAppWidgetConsistency();
         showPrimarySecurityScreen(true);
         getSecurityView(mCurrentSecuritySelection).onPause();
@@ -801,6 +804,10 @@ public void onScreenTurnedOff() {
         }
     }
 
+    public void clearAppWidgetToShow() {
+        mAppWidgetToShow = AppWidgetManager.INVALID_APPWIDGET_ID;
+    }
+
     @Override
     public void show() {
         if (DEBUG) Log.d(TAG, "show()");
@@ -1178,6 +1185,7 @@ public void run() {
 
     static class SavedState extends BaseSavedState {
         int transportState;
+        int appWidgetToShow = AppWidgetManager.INVALID_APPWIDGET_ID;
 
         SavedState(Parcelable superState) {
             super(superState);
@@ -1186,12 +1194,14 @@ static class SavedState extends BaseSavedState {
         private SavedState(Parcel in) {
             super(in);
             this.transportState = in.readInt();
+            this.appWidgetToShow = in.readInt();
         }
 
         @Override
         public void writeToParcel(Parcel out, int flags) {
             super.writeToParcel(out, flags);
             out.writeInt(this.transportState);
+            out.writeInt(this.appWidgetToShow);
         }
 
         public static final Parcelable.Creator<SavedState> CREATOR
@@ -1212,6 +1222,7 @@ public Parcelable onSaveInstanceState() {
         Parcelable superState = super.onSaveInstanceState();
         SavedState ss = new SavedState(superState);
         ss.transportState = mViewStateManager.getTransportState();
+        ss.appWidgetToShow = mAppWidgetToShow;
         return ss;
     }
 
@@ -1225,6 +1236,7 @@ public void onRestoreInstanceState(Parcelable state) {
         SavedState ss = (SavedState) state;
         super.onRestoreInstanceState(ss.getSuperState());
         mViewStateManager.setTransportState(ss.transportState);
+        mAppWidgetToShow = ss.appWidgetToShow;
         post(mSwitchPageRunnable);
     }
 
@@ -1277,7 +1289,6 @@ private int getAppropriateWidgetPage(boolean isMusicPlaying) {
             for (int i = 0; i < childCount; i++) {
                 if (mAppWidgetContainer.getWidgetPageAt(i).getContentAppWidgetId()
                         == mAppWidgetToShow) {
-                    mAppWidgetToShow = AppWidgetManager.INVALID_APPWIDGET_ID;
                     return i;
                 }
             }

policy/src/com/android/internal/policy/impl/keyguard/KeyguardViewStateManager.java

@@ -15,6 +15,7 @@
  */
 package com.android.internal.policy.impl.keyguard;
 
+import android.appwidget.AppWidgetManager;
 import android.os.Handler;
 import android.os.Looper;
 import android.view.View;
@@ -115,6 +116,11 @@ public void onPageBeginMoving() {
             scl.fadeOutChallenge();
             mPageIndexOnPageBeginMoving = mKeyguardWidgetPager.getCurrentPage();
         }
+        // We use mAppWidgetToShow to show a particular widget after you add it--
+        // once the user swipes a page we clear that behavior
+        if (mKeyguardHostView != null) {
+            mKeyguardHostView.clearAppWidgetToShow();
+        }
         if (mHideHintsRunnable != null) {
             mMainQueue.removeCallbacks(mHideHintsRunnable);
             mHideHintsRunnable = null;