From 26f072c3ee4f2baecf4fd3f8ed829ed709055cf4 Mon Sep 17 00:00:00 2001
From: Adam Cohen <adamcohen@google.com>
Date: Fri, 1 Apr 2011 16:23:18 -0700
Subject: [PATCH] Making StackView res-out and click feedback colors stylable

Change-Id: Ia6241b1b66dc510b22bcf342d775f98eb7c86871
---
 .../android/widget/AdapterViewAnimator.java   | 17 ++++----
 core/java/android/widget/StackView.java       | 40 ++++++++++++++-----
 core/res/res/values/attrs.xml                 |  9 +++++
 core/res/res/values/styles.xml                |  5 +++
 core/res/res/values/themes.xml                |  4 +-
 5 files changed, 53 insertions(+), 22 deletions(-)

diff --git a/core/java/android/widget/AdapterViewAnimator.java b/core/java/android/widget/AdapterViewAnimator.java
index 072992efef2b4..ca1effb258461 100644
--- a/core/java/android/widget/AdapterViewAnimator.java
+++ b/core/java/android/widget/AdapterViewAnimator.java
@@ -102,11 +102,6 @@ public abstract class AdapterViewAnimator extends AdapterView<Adapter>
      */
     int mCurrentWindowStartUnbounded = 0;
 
-    /**
-     * Handler to post events to the main thread
-     */
-    Handler mMainQueue;
-
     /**
      * Listens for data changes from the adapter
      */
@@ -163,15 +158,18 @@ public abstract class AdapterViewAnimator extends AdapterView<Adapter>
     private static final int DEFAULT_ANIMATION_DURATION = 200;
 
     public AdapterViewAnimator(Context context) {
-        super(context);
-        initViewAnimator();
+        this(context, null);
     }
 
     public AdapterViewAnimator(Context context, AttributeSet attrs) {
-        super(context, attrs);
+        this(context, attrs, 0);
+    }
+
+    public AdapterViewAnimator(Context context, AttributeSet attrs, int defStyleAttr) {
+        super(context, attrs, defStyleAttr);
 
         TypedArray a = context.obtainStyledAttributes(attrs,
-                com.android.internal.R.styleable.AdapterViewAnimator);
+                com.android.internal.R.styleable.AdapterViewAnimator, defStyleAttr, 0);
         int resource = a.getResourceId(
                 com.android.internal.R.styleable.AdapterViewAnimator_inAnimation, 0);
         if (resource > 0) {
@@ -203,7 +201,6 @@ public abstract class AdapterViewAnimator extends AdapterView<Adapter>
      * Initialize this {@link AdapterViewAnimator}
      */
     private void initViewAnimator() {
-        mMainQueue = new Handler(Looper.myLooper());
         mPreviousViews = new ArrayList<Integer>();
     }
 
diff --git a/core/java/android/widget/StackView.java b/core/java/android/widget/StackView.java
index 21c61bdf67ab9..ec4ef4b184b28 100644
--- a/core/java/android/widget/StackView.java
+++ b/core/java/android/widget/StackView.java
@@ -20,6 +20,7 @@ import java.lang.ref.WeakReference;
 import android.animation.ObjectAnimator;
 import android.animation.PropertyValuesHolder;
 import android.content.Context;
+import android.content.res.TypedArray;
 import android.graphics.Bitmap;
 import android.graphics.BlurMaskFilter;
 import android.graphics.Canvas;
@@ -132,6 +133,8 @@ public class StackView extends AdapterViewAnimator {
     private int mMaximumVelocity;
     private VelocityTracker mVelocityTracker;
     private boolean mTransitionIsSetup = false;
+    private int mResOutColor;
+    private int mClickColor;
 
     private static HolographicHelper sHolographicHelper;
     private ImageView mHighlight;
@@ -146,12 +149,24 @@ public class StackView extends AdapterViewAnimator {
     private final Rect stackInvalidateRect = new Rect();
 
     public StackView(Context context) {
-        super(context);
-        initStackView();
+        this(context, null);
     }
 
     public StackView(Context context, AttributeSet attrs) {
-        super(context, attrs);
+        this(context, attrs, com.android.internal.R.attr.stackViewStyle);
+    }
+
+    public StackView(Context context, AttributeSet attrs, int defStyleAttr) {
+        super(context, attrs, defStyleAttr);
+        TypedArray a = context.obtainStyledAttributes(attrs,
+                com.android.internal.R.styleable.StackView, defStyleAttr, 0);
+
+        mResOutColor = a.getColor(
+                com.android.internal.R.styleable.StackView_resOutColor, 0);
+        mClickColor = a.getColor(
+                com.android.internal.R.styleable.StackView_clickColor, 0);
+
+        a.recycle();
         initStackView();
     }
 
@@ -357,7 +372,7 @@ public class StackView extends AdapterViewAnimator {
     private void setupStackSlider(View v, int mode) {
         mStackSlider.setMode(mode);
         if (v != null) {
-            mHighlight.setImageBitmap(sHolographicHelper.createOutline(v));
+            mHighlight.setImageBitmap(sHolographicHelper.createResOutline(v, mResOutColor));
             mHighlight.setRotation(v.getRotation());
             mHighlight.setTranslationY(v.getTranslationY());
             mHighlight.setTranslationX(v.getTranslationX());
@@ -429,8 +444,8 @@ public class StackView extends AdapterViewAnimator {
         if (!mClickFeedbackIsValid) {
             View v = getViewAtRelativeIndex(1);
             if (v != null) {
-                mClickFeedback.setImageBitmap(sHolographicHelper.createOutline(v,
-                        HolographicHelper.CLICK_FEEDBACK));
+                mClickFeedback.setImageBitmap(
+                        sHolographicHelper.createClickOutline(v, mClickColor));
                 mClickFeedback.setTranslationX(v.getTranslationX());
                 mClickFeedback.setTranslationY(v.getTranslationY());
             }
@@ -1355,16 +1370,19 @@ public class StackView extends AdapterViewAnimator {
             mLargeBlurMaskFilter = new BlurMaskFilter(4 * mDensity, BlurMaskFilter.Blur.NORMAL);
         }
 
-        Bitmap createOutline(View v) {
-            return createOutline(v, RES_OUT);
+        Bitmap createClickOutline(View v, int color) {
+            return createOutline(v, CLICK_FEEDBACK, color);
         }
 
-        Bitmap createOutline(View v, int type) {
+        Bitmap createResOutline(View v, int color) {
+            return createOutline(v, RES_OUT, color);
+        }
+
+        Bitmap createOutline(View v, int type, int color) {
+            mHolographicPaint.setColor(color);
             if (type == RES_OUT) {
-                mHolographicPaint.setColor(0xff6699ff);
                 mBlurPaint.setMaskFilter(mSmallBlurMaskFilter);
             } else if (type == CLICK_FEEDBACK) {
-                mHolographicPaint.setColor(0x886699ff);
                 mBlurPaint.setMaskFilter(mLargeBlurMaskFilter);
             }
 
diff --git a/core/res/res/values/attrs.xml b/core/res/res/values/attrs.xml
index c81f8c0e7e363..77e42f6ff826e 100755
--- a/core/res/res/values/attrs.xml
+++ b/core/res/res/values/attrs.xml
@@ -529,6 +529,8 @@
         <attr name="listPopupWindowStyle" format="reference" />
         <!-- Default PopupMenu style. -->
         <attr name="popupMenuStyle" format="reference" />
+        <!-- Default StackView style. -->
+        <attr name="stackViewStyle" format="reference" />
 
         <!-- NumberPicker style. -->
         <attr name="numberPickerStyle" format="reference" />
@@ -2489,6 +2491,13 @@
         <attr name="thumbOffset" format="dimension" />
     </declare-styleable>
 
+    <declare-styleable name="StackView">
+        <!-- Color of the res-out outline. -->
+        <attr name="resOutColor" format="color" />
+        <!-- Color of the outline of click feedback. -->
+        <attr name="clickColor" format="color" />
+    </declare-styleable>
+
     <declare-styleable name="RatingBar">
         <!-- The number of stars (or rating items) to show. -->
         <attr name="numStars" format="integer" />
diff --git a/core/res/res/values/styles.xml b/core/res/res/values/styles.xml
index f7d3c3f9f1c55..f6a3979943f8d 100644
--- a/core/res/res/values/styles.xml
+++ b/core/res/res/values/styles.xml
@@ -1410,6 +1410,11 @@
         <item name="android:minWidth">64dip</item>
     </style>
 
+    <style name="Widget.Holo.StackView">
+        <item name="android:resOutColor">#ff6699ff</item>
+        <item name="android:clickColor">#886699ff</item>
+    </style>
+
     <style name="Widget.Holo.Button.Borderless">
         <item name="android:background">?android:attr/selectableItemBackground</item>
     </style>
diff --git a/core/res/res/values/themes.xml b/core/res/res/values/themes.xml
index b127747832871..fdeb229a7f16c 100644
--- a/core/res/res/values/themes.xml
+++ b/core/res/res/values/themes.xml
@@ -972,6 +972,7 @@
         <item name="quickContactBadgeStyleSmallWindowLarge">@android:style/Widget.Holo.QuickContactBadgeSmall.WindowLarge</item>
         <item name="listPopupWindowStyle">@android:style/Widget.Holo.ListPopupWindow</item>
         <item name="popupMenuStyle">@android:style/Widget.Holo.PopupMenu</item>
+        <item name="stackViewStyle">@android:style/Widget.Holo.StackView</item>
 
         <!-- Preference styles -->
         <item name="preferenceScreenStyle">@android:style/Preference.Holo.PreferenceScreen</item>
@@ -1255,7 +1256,8 @@
         <item name="quickContactBadgeStyleSmallWindowLarge">@android:style/Widget.Holo.QuickContactBadgeSmall.WindowLarge</item>
         <item name="listPopupWindowStyle">@android:style/Widget.Holo.Light.ListPopupWindow</item>
         <item name="popupMenuStyle">@android:style/Widget.Holo.Light.PopupMenu</item>
-        
+        <item name="stackViewStyle">@android:style/Widget.Holo.StackView</item>
+
         <!-- Preference styles -->
         <item name="preferenceScreenStyle">@android:style/Preference.Holo.PreferenceScreen</item>
         <item name="preferenceCategoryStyle">@android:style/Preference.Holo.Category</item>