Extend single line summary preference to multi line.

also updated some strings char limit.

Change-Id: Ie068ecc410bb8211b4cd5e32a5539c824c48040f
Fix: 36413664
Fix: 62079108
Test: make RunSettingsRoboTests

res/values/attrs.xml

@@ -94,6 +94,10 @@
 
     <attr name="footerPreferenceStyle" format="reference" />
 
+    <declare-styleable name="FixedLineSummaryPreference">
+        <attr name="summaryLineCount" format="integer" />
+    </declare-styleable>
+
     <!-- For Search -->
     <declare-styleable name="Preference">
         <attr name="keywords" format="string" />

res/values/strings.xml

@@ -8430,7 +8430,7 @@
     <!-- Preference menu title for accessing the deletion helper from the storage manager settings. [CHAR LIMIT=30]-->
     <string name="deletion_helper_preference_title">Free up space now</string>
 
-    <!-- Preference title for gesture settings [CHAR LIMIT=25]-->
+    <!-- Preference title for gesture settings [CHAR LIMIT=40]-->
     <string name="gesture_preference_title">Gesture shortcuts</string>
 
     <!-- Preference summary for gesture settings (phone) [CHAR LIMIT=NONE]-->

res/xml/installed_app_details.xml

@@ -15,7 +15,9 @@
   limitations under the License.
   -->
 
-<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
+<PreferenceScreen
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
 
     <com.android.settings.applications.LayoutPreference
         android:key="header_view"
@@ -40,11 +42,12 @@
         android:title="@string/notifications_label"
         android:selectable="true"/>
 
-    <com.android.settings.widget.SingleLineSummaryPreference
+    <com.android.settings.widget.FixedLineSummaryPreference
         android:key="permission_settings"
         android:title="@string/permissions_label"
-        android:summary="@string/summary_placeholder"
+        android:summary="@string/summary_two_lines_placeholder"
-        android:selectable="true"/>
+        android:selectable="true"
+        app:summaryLineCount="2" />
 
     <Preference
         android:key="storage_settings"

src/com/android/settings/widget/FixedLineSummaryPreference.java

@@ -15,19 +15,36 @@
 package com.android.settings.widget;
 
 import android.content.Context;
+import android.content.res.TypedArray;
 import android.support.v7.preference.Preference;
 import android.support.v7.preference.PreferenceViewHolder;
 import android.text.TextUtils.TruncateAt;
 import android.util.AttributeSet;
 import android.widget.TextView;
 
+import com.android.settings.R;
+
 /**
  * A preference whose summary text will only span one single line.
  */
-public class SingleLineSummaryPreference extends Preference {
+public class FixedLineSummaryPreference extends Preference {
 
-    public SingleLineSummaryPreference(Context context, AttributeSet attrs) {
+    private int mSummaryLineCount;
+
+    public FixedLineSummaryPreference(Context context, AttributeSet attrs) {
         super(context, attrs);
+        TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.FixedLineSummaryPreference,
+                0, 0);
+        if (a.hasValue(R.styleable.FixedLineSummaryPreference_summaryLineCount)) {
+            mSummaryLineCount = a.getInteger(
+                    R.styleable.FixedLineSummaryPreference_summaryLineCount, 1);
+        } else {
+            mSummaryLineCount = 1;
+        }
+    }
+
+    public void setSummaryLineCount(int count) {
+        mSummaryLineCount = count;
     }
 
     @Override
@@ -35,7 +52,8 @@ public class SingleLineSummaryPreference extends Preference {
         super.onBindViewHolder(holder);
         TextView summary = (TextView) holder.findViewById(android.R.id.summary);
         if (summary != null) {
-            summary.setSingleLine();
+            summary.setMinLines(mSummaryLineCount);
+            summary.setMaxLines(mSummaryLineCount);
             summary.setEllipsize(TruncateAt.END);
         }
     }

tests/robotests/src/com/android/settings/widget/FixedLineSummaryPreferenceTest.java

@@ -15,19 +15,16 @@
  */
 package com.android.settings.widget;
 
-import static org.mockito.Mockito.spy;
-import static org.mockito.Mockito.verify;
-import static org.mockito.Mockito.when;
-
 import android.content.Context;
 import android.support.v7.preference.PreferenceViewHolder;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.widget.LinearLayout;
 import android.widget.TextView;
+
 import com.android.settings.SettingsRobolectricTestRunner;
 import com.android.settings.TestConfig;
-import com.android.settings.widget.SingleLineSummaryPreference;
+
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -36,22 +33,27 @@ import org.mockito.MockitoAnnotations;
 import org.robolectric.RuntimeEnvironment;
 import org.robolectric.annotation.Config;
 
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
 @RunWith(SettingsRobolectricTestRunner.class)
 @Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
-public class SingleLineSummaryPreferenceTest {
+public class FixedLineSummaryPreferenceTest {
 
-    @Mock private TextView mSummary;
+    @Mock
+    private TextView mSummary;
 
     private Context mContext;
     private PreferenceViewHolder mHolder;
-    private SingleLineSummaryPreference mPreference;
+    private FixedLineSummaryPreference mPreference;
 
     @Before
     public void setUp() {
         MockitoAnnotations.initMocks(this);
 
         mContext = RuntimeEnvironment.application;
-        mPreference = new SingleLineSummaryPreference(mContext, null);
+        mPreference = new FixedLineSummaryPreference(mContext, null);
         LayoutInflater inflater = LayoutInflater.from(mContext);
         final View view = inflater.inflate(mPreference.getLayoutResource(),
                 new LinearLayout(mContext), false);
@@ -62,8 +64,17 @@ public class SingleLineSummaryPreferenceTest {
     @Test
     public void onBindViewHolder_shouldSetSingleLine() {
         mPreference.onBindViewHolder(mHolder);
-        final TextView summary = (TextView) mHolder.findViewById(android.R.id.summary);
 
-        verify(mSummary).setSingleLine();
+        verify(mSummary).setMinLines(1);
+        verify(mSummary).setMaxLines(1);
+    }
+
+    @Test
+    public void onBindViewHolder_TwoLineSummary_shouldSetTwoLines() {
+        mPreference.setSummaryLineCount(2);
+        mPreference.onBindViewHolder(mHolder);
+
+        verify(mSummary).setMinLines(2);
+        verify(mSummary).setMaxLines(2);
     }
 }