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Commit 99a9655b authored by Michael Jurka's avatar Michael Jurka
Browse files

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
parent 3be5c856

core/res/res/anim/recents_fade_in.xml

0 → 100644
+24 −0
Original line number Diff line number Diff line 
<?xml version="1.0" encoding="utf-8"?>

<!--

/* //device/apps/common/res/anim/recents_fade_in.xml

**

** Copyright 2012, 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.

*/

-->



<alpha xmlns:android="http://schemas.android.com/apk/res/android"

        android:interpolator="@interpolator/decelerate_quad"

        android:fromAlpha="0.0" android:toAlpha="1.0"

        android:duration="150" />

core/res/res/anim/recents_fade_out.xml

0 → 100644
+24 −0
Original line number Diff line number Diff line 
<?xml version="1.0" encoding="utf-8"?>

<!--

/* //device/apps/common/res/anim/recents_fade_out.xml

**

** Copyright 2012, 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.

*/

-->



<alpha xmlns:android="http://schemas.android.com/apk/res/android" android:interpolator="@interpolator/accelerate_quad"

    android:fromAlpha="1.0"

    android:toAlpha="0.0"

    android:duration="150" />

core/res/res/values/public.xml

+1 −0
Original line number Diff line number Diff line
@@ -1083,6 +1083,7 @@ 
  <java-symbol type="style" name="ActiveWallpaperSettings" />

  <java-symbol type="style" name="Animation.InputMethodFancy" />

  <java-symbol type="style" name="Animation.Wallpaper" />

  <java-symbol type="style" name="Animation.RecentApplications" />

  <java-symbol type="style" name="Animation.ZoomButtons" />

  <java-symbol type="style" name="PreviewWallpaperSettings" />

  <java-symbol type="style" name="TextAppearance.SlidingTabActive" />

core/res/res/values/styles.xml

+4 −2
Original line number Diff line number Diff line
@@ -198,8 +198,10 @@ please see styles_device_defaults.xml. 
    <!-- A special animation we can use for recent applications,

         for devices that can support it (do alpha transformations). -->

    <style name="Animation.RecentApplications">

        <item name="windowEnterAnimation">@anim/fade_in</item>

        <item name="windowExitAnimation">@anim/fade_out</item>

        <item name="windowEnterAnimation">@anim/recents_fade_in</item>

        <item name="windowShowAnimation">@anim/recents_fade_in</item>

        <item name="windowExitAnimation">@anim/recents_fade_out</item>

        <item name="windowHideAnimation">@anim/recents_fade_out</item>

    </style>



    <!-- A special animation value used internally for popup windows. -->

packages/SystemUI/res/layout-land/status_bar_recent_item.xml

+1 −0
Original line number Diff line number Diff line
@@ -58,6 +58,7 @@ 
            android:maxHeight="@dimen/status_bar_recents_app_icon_max_height"

            android:scaleType="centerInside"

            android:adjustViewBounds="true"

            android:visibility="invisible"

        />



        <TextView android:id="@+id/app_label"