am d3927bd0: Merge "Allow recycling of Preferences in com.android.* packages" into klp-dev

* commit 'd3927bd0358714fa440cbc0d9595a25b0f571562':
  Allow recycling of Preferences in com.android.* packages

core/java/android/preference/Preference.java

@@ -124,7 +124,7 @@ public class Preference implements Comparable<Preference> {
     
     private int mLayoutResId = com.android.internal.R.layout.preference;
     private int mWidgetLayoutResId;
-    private boolean mHasSpecifiedLayout = false;
+    private boolean mCanRecycleLayout = true;
     
     private OnPreferenceChangeInternalListener mListener;
     
@@ -275,9 +275,10 @@ public class Preference implements Comparable<Preference> {
         }
         a.recycle();
 
-        if (!getClass().getName().startsWith("android.preference")) {
-            // For subclasses not in this package, assume the worst and don't cache views
-            mHasSpecifiedLayout = true;
+        if (!getClass().getName().startsWith("android.preference")
+                && !getClass().getName().startsWith("com.android")) {
+            // For non-framework subclasses, assume the worst and don't cache views.
+            mCanRecycleLayout = false;
         }
     }
     
@@ -399,7 +400,7 @@ public class Preference implements Comparable<Preference> {
     public void setLayoutResource(int layoutResId) {
         if (layoutResId != mLayoutResId) {
             // Layout changed
-            mHasSpecifiedLayout = true;
+            mCanRecycleLayout = false;
         }
 
         mLayoutResId = layoutResId;
@@ -415,7 +416,7 @@ public class Preference implements Comparable<Preference> {
     }
     
     /**
-     * Sets The layout for the controllable widget portion of this Preference. This
+     * Sets the layout for the controllable widget portion of this Preference. This
      * is inflated into the main layout. For example, a {@link CheckBoxPreference}
      * would specify a custom layout (consisting of just the CheckBox) here,
      * instead of creating its own main layout.
@@ -427,7 +428,7 @@ public class Preference implements Comparable<Preference> {
     public void setWidgetLayoutResource(int widgetLayoutResId) {
         if (widgetLayoutResId != mWidgetLayoutResId) {
             // Layout changed
-            mHasSpecifiedLayout = true;
+            mCanRecycleLayout = false;
         }
         mWidgetLayoutResId = widgetLayoutResId;
     }
@@ -1659,8 +1660,8 @@ public class Preference implements Comparable<Preference> {
         return mPreferenceManager.getSharedPreferences().getBoolean(mKey, defaultReturnValue);
     }
     
-    boolean hasSpecifiedLayout() {
-        return mHasSpecifiedLayout;
+    boolean canRecycleLayout() {
+        return mCanRecycleLayout;
     }
     
     @Override

core/java/android/preference/PreferenceGroupAdapter.java

@@ -153,7 +153,7 @@ class PreferenceGroupAdapter extends BaseAdapter implements OnPreferenceChangeIn
             
             preferences.add(preference);
             
-            if (!mHasReturnedViewTypeCount && !preference.hasSpecifiedLayout()) {
+            if (!mHasReturnedViewTypeCount && preference.canRecycleLayout()) {
                 addPreferenceClassName(preference);
             }
             
@@ -255,7 +255,7 @@ class PreferenceGroupAdapter extends BaseAdapter implements OnPreferenceChangeIn
         }
         
         final Preference preference = this.getItem(position);
-        if (preference.hasSpecifiedLayout()) {
+        if (!preference.canRecycleLayout()) {
             return IGNORE_ITEM_VIEW_TYPE;
         }