diff options
| -rw-r--r-- | core/java/android/preference/PreferenceGroupAdapter.java | 16 | ||||
| -rw-r--r-- | core/res/res/layout/preference_holo.xml | 3 |
2 files changed, 15 insertions, 4 deletions
diff --git a/core/java/android/preference/PreferenceGroupAdapter.java b/core/java/android/preference/PreferenceGroupAdapter.java index 23d0a19..c2e1f51 100644 --- a/core/java/android/preference/PreferenceGroupAdapter.java +++ b/core/java/android/preference/PreferenceGroupAdapter.java @@ -45,8 +45,11 @@ import android.widget.ListView; * adapter, use {@link PreferenceCategoryAdapter} instead. * * @see PreferenceCategoryAdapter + * + * @hide */ -class PreferenceGroupAdapter extends BaseAdapter implements OnPreferenceChangeInternalListener { +public class PreferenceGroupAdapter extends BaseAdapter + implements OnPreferenceChangeInternalListener { private static final String TAG = "PreferenceGroupAdapter"; @@ -88,6 +91,8 @@ class PreferenceGroupAdapter extends BaseAdapter implements OnPreferenceChangeIn } }; + private int mActivatedPosition = -1; + private static class PreferenceLayout implements Comparable<PreferenceLayout> { private int resId; private int widgetResId; @@ -207,6 +212,10 @@ class PreferenceGroupAdapter extends BaseAdapter implements OnPreferenceChangeIn return this.getItem(position).getId(); } + public void setActivated(int position) { + mActivatedPosition = position; + } + public View getView(int position, View convertView, ViewGroup parent) { final Preference preference = this.getItem(position); // Build a PreferenceLayout to compare with known ones that are cacheable. @@ -217,8 +226,9 @@ class PreferenceGroupAdapter extends BaseAdapter implements OnPreferenceChangeIn if (Collections.binarySearch(mPreferenceLayouts, mTempPreferenceLayout) < 0) { convertView = null; } - - return preference.getView(convertView, parent); + View result = preference.getView(convertView, parent); + result.setActivated(position == mActivatedPosition); + return result; } @Override diff --git a/core/res/res/layout/preference_holo.xml b/core/res/res/layout/preference_holo.xml index 1cc803b..1b3ab86 100644 --- a/core/res/res/layout/preference_holo.xml +++ b/core/res/res/layout/preference_holo.xml @@ -23,7 +23,8 @@ android:minHeight="?android:attr/listPreferredItemHeight" android:gravity="center_vertical" android:paddingStart="@dimen/preference_item_padding_side" - android:paddingEnd="?android:attr/scrollbarSize"> + android:paddingEnd="?android:attr/scrollbarSize" + android:background="?android:attr/activatedBackgroundIndicator"> <LinearLayout android:layout_width="wrap_content" |