Show blank card with loading indicator while loading card.

Once the card is loaded the blank card and loading indicator will
fade out, revealing the loaded content.

Change-Id: I5812cfa837e9a8decdd2cd2a69c1d4e2e30a4aff

1 files changed, 40 insertions, 3 deletions

diff --git a/src/org/cyanogenmod/theme/chooserv2/ThemeFragment.java b/src/org/cyanogenmod/theme/chooserv2/ThemeFragment.java
index f6b175c..87057bf 100644
--- a/src/org/cyanogenmod/theme/chooserv2/ThemeFragment.java
+++ b/src/org/cyanogenmod/theme/chooserv2/ThemeFragment.java
@@ -15,7 +15,10 @@
  */
 package org.cyanogenmod.theme.chooserv2;
 
+import android.animation.Animator;
+import android.animation.AnimatorSet;
 import android.animation.IntEvaluator;
+import android.animation.ObjectAnimator;
 import android.animation.ValueAnimator;
 import android.app.WallpaperManager;
 import android.content.ComponentName;
@@ -175,6 +178,7 @@ public class ThemeFragment extends Fragment implements LoaderManager.LoaderCallb
     private ScrollView mScrollView;
     private ViewGroup mScrollContent;
     private ViewGroup mPreviewContent; // Contains icons, font, nav/status etc. Not wallpaper
+    private View mLoadingView;
 
     //Status Bar Views
     private ImageView mBluetooth;
@@ -286,6 +290,7 @@ public class ThemeFragment extends Fragment implements LoaderManager.LoaderCallb
         mScrollView = (ScrollView) v.findViewById(android.R.id.list);
         mScrollContent = (ViewGroup) mScrollView.getChildAt(0);
         mPreviewContent = (ViewGroup) v.findViewById(R.id.preview_container);
+        mLoadingView = v.findViewById(R.id.loading_view);
 
         // Status Bar
         mStatusBar = (ViewGroup) v.findViewById(R.id.status_bar);
@@ -1065,6 +1070,12 @@ public class ThemeFragment extends Fragment implements LoaderManager.LoaderCallb
                 loadTitle(c);
                 loadFont(c, false);
                 loadAndRemoveAdditionalCards(c);
+                mHandler.post(new Runnable() {
+                    @Override
+                    public void run() {
+                        animateContentIn();
+                    }
+                });
                 break;
             case LOADER_ID_STATUS_BAR:
                 loadStatusBar(c, true);
@@ -1102,6 +1113,9 @@ public class ThemeFragment extends Fragment implements LoaderManager.LoaderCallb
         }
     }
 
+    @Override
+    public void onLoaderReset(Loader<Cursor> loader) {}
+
     private void loadAndRemoveAdditionalCards(Cursor c) {
         LinkedList<View> removeList = new LinkedList<View>();
         for(int i=0; i < mAdditionalCards.getChildCount(); i++) {
@@ -1194,9 +1208,6 @@ public class ThemeFragment extends Fragment implements LoaderManager.LoaderCallb
         return pkg != null && pkg.equals(mPkgName);
     }
 
-    @Override
-    public void onLoaderReset(Loader<Cursor> loader) {}
-
     private void loadTitle(Cursor c) {
         if (CURRENTLY_APPLIED_THEME.equals(mPkgName)) {
             mTitle.setText(R.string.my_theme);
@@ -1740,6 +1751,32 @@ public class ThemeFragment extends Fragment implements LoaderManager.LoaderCallb
         mProgress.startAnimation(scaleAnim);
     }
 
+    private void animateContentIn() {
+        AnimatorSet set = new AnimatorSet();
+        set.setDuration(ANIMATE_TITLE_IN_DURATION);
+        set.play(ObjectAnimator.ofFloat(mLoadingView, "alpha", 1f, 0f))
+                .with(ObjectAnimator.ofFloat(mTitleLayout, "alpha", 0f, 1f));
+        set.addListener(new Animator.AnimatorListener() {
+            @Override
+            public void onAnimationStart(Animator animation) {
+            }
+
+            @Override
+            public void onAnimationEnd(Animator animation) {
+                mLoadingView.setVisibility(View.GONE);
+            }
+
+            @Override
+            public void onAnimationCancel(Animator animation) {
+            }
+
+            @Override
+            public void onAnimationRepeat(Animator animation) {
+            }
+        });
+        set.start();
+    }
+
     public void fadeInCards() {
         mActiveCardId = -1;
         for (int i = 0; i < mCardIdsToComponentTypes.size(); i++) {