Making recents faster

Improving load time by:
- using window animation for fade-in and not
    waiting to create HW layer
- starting loading of thumbnails/icons earlier
- only initially creating views for the first
    screenful of items
- recycling views

Change-Id: I529b1085fe35d81aaafeb7433ccaed8e0537f01c

1 files changed, 23 insertions, 0 deletions

diff --git a/packages/SystemUI/src/com/android/systemui/recent/TaskDescription.java b/packages/SystemUI/src/com/android/systemui/recent/TaskDescription.java
index dcfd6d8..7e979b7 100644
--- a/packages/SystemUI/src/com/android/systemui/recent/TaskDescription.java
+++ b/packages/SystemUI/src/com/android/systemui/recent/TaskDescription.java
@@ -32,6 +32,7 @@ public final class TaskDescription {
     private Bitmap mThumbnail; // generated by Activity.onCreateThumbnail()
     private Drawable mIcon; // application package icon
     private CharSequence mLabel; // application package label
+    private boolean mLoaded;
 
     public TaskDescription(int _taskId, int _persistentTaskId,
             ResolveInfo _resolveInfo, Intent _intent,
@@ -45,6 +46,28 @@ public final class TaskDescription {
         packageName = _packageName;
     }
 
+    public TaskDescription() {
+        resolveInfo = null;
+        intent = null;
+        taskId = -1;
+        persistentTaskId = -1;
+
+        description = null;
+        packageName = null;
+    }
+
+    public void setLoaded(boolean loaded) {
+        mLoaded = loaded;
+    }
+
+    public boolean isLoaded() {
+        return mLoaded;
+    }
+
+    public boolean isNull() {
+        return resolveInfo == null;
+    }
+
     // mark all these as locked?
     public CharSequence getLabel() {
         return mLabel;