Refactor: Implement project/branch/topic/age control as view

This way it can be reused in other places.

Change-Id: If0ad73022c2237500cdc10c5330e26ffc2c582e9
Signed-off-by: Edwin Kempin <ekempin@google.com>
diff --git a/app/src/main/java/com/google/reviewit/widget/ChangeBox.java b/app/src/main/java/com/google/reviewit/widget/ChangeBox.java
index bab77d8..9089e99 100644
--- a/app/src/main/java/com/google/reviewit/widget/ChangeBox.java
+++ b/app/src/main/java/com/google/reviewit/widget/ChangeBox.java
@@ -84,12 +84,9 @@
   public void display(ReviewItApp app, Change change) {
     configureInfo(app);
 
+    ((ProjectBranchTopicAgeView)v(R.id.projectBranchTopicAge)).init(change);
+
     ChangeInfo info = change.info;
-    WidgetUtil.setText(v(R.id.project), info.project);
-    WidgetUtil.setText(v(R.id.branch), info.branch);
-    WidgetUtil.setText(v(R.id.topic), info.topic);
-    WidgetUtil.setText(v(R.id.age),
-        FormatUtil.formatDate(getContext(), info.updated));
     WidgetUtil.setText(v(R.id.subject), info.subject);
     WidgetUtil.setText(v(R.id.commitMessage),
         FormatUtil.formatMessage(change));
diff --git a/app/src/main/java/com/google/reviewit/widget/ProjectBranchTopicAgeView.java b/app/src/main/java/com/google/reviewit/widget/ProjectBranchTopicAgeView.java
new file mode 100644
index 0000000..12bab21
--- /dev/null
+++ b/app/src/main/java/com/google/reviewit/widget/ProjectBranchTopicAgeView.java
@@ -0,0 +1,54 @@
+// Copyright (C) 2016 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.
+
+package com.google.reviewit.widget;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.widget.LinearLayout;
+
+import com.google.gerrit.extensions.common.ChangeInfo;
+import com.google.reviewit.R;
+import com.google.reviewit.app.Change;
+import com.google.reviewit.util.FormatUtil;
+import com.google.reviewit.util.WidgetUtil;
+
+import static com.google.reviewit.util.WidgetUtil.setVisible;
+
+public class ProjectBranchTopicAgeView extends LinearLayout {
+  public ProjectBranchTopicAgeView(Context context) {
+    this(context, null, 0);
+  }
+
+  public ProjectBranchTopicAgeView(Context context, AttributeSet attrs) {
+    this(context, attrs, 0);
+  }
+
+  public ProjectBranchTopicAgeView(
+      Context context, AttributeSet attrs, int defStyle) {
+    super(context, attrs, defStyle);
+
+    inflate(context, R.layout.project_branch_topic_age, this);
+  }
+
+  public void init(Change change) {
+    ChangeInfo info = change.info;
+    WidgetUtil.setText(findViewById(R.id.project), info.project);
+    WidgetUtil.setText(findViewById(R.id.branch), info.branch);
+    WidgetUtil.setText(findViewById(R.id.topic), info.topic);
+    WidgetUtil.setText(findViewById(R.id.age),
+        FormatUtil.formatDate(getContext(), info.updated));
+
+  }
+}
diff --git a/app/src/main/res/layout/change_box.xml b/app/src/main/res/layout/change_box.xml
index e8eeccf..7f42d22 100644
--- a/app/src/main/res/layout/change_box.xml
+++ b/app/src/main/res/layout/change_box.xml
@@ -29,77 +29,10 @@
                 android:layout_height="match_parent"
                 android:layout_weight="1">
 
-    <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-                  android:orientation="horizontal"
-                  android:layout_width="match_parent"
-                  android:layout_height="wrap_content">
-
-      <LinearLayout
-        android:orientation="horizontal"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_weight="1">
-
-        <TextView
-          android:layout_width="wrap_content"
-          android:layout_height="wrap_content"
-          android:layout_marginRight="3dp"
-          android:textSize="9sp"
-          android:text="@string/project"/>
-
-        <TextView
-          android:id="@+id/project"
-          android:layout_width="wrap_content"
-          android:layout_height="wrap_content"
-          android:textSize="9sp"/>
-      </LinearLayout>
-
-      <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-                    android:orientation="horizontal"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:layout_weight="1">
-
-        <TextView
-          android:layout_width="wrap_content"
-          android:layout_height="wrap_content"
-          android:layout_marginRight="3dp"
-          android:textSize="9sp"
-          android:text="@string/branch"/>
-
-        <TextView
-          android:id="@+id/branch"
-          android:layout_width="wrap_content"
-          android:layout_height="wrap_content"
-          android:textSize="9sp"/>
-      </LinearLayout>
-
-      <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-                    android:orientation="horizontal"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:layout_weight="1">
-
-        <TextView
-          android:layout_width="wrap_content"
-          android:layout_height="wrap_content"
-          android:layout_marginRight="3dp"
-          android:textSize="9sp"
-          android:text="@string/topic"/>
-
-        <TextView
-          android:id="@+id/topic"
-          android:layout_width="wrap_content"
-          android:layout_height="wrap_content"
-          android:textSize="9sp"/>
-      </LinearLayout>
-
-      <TextView
-        android:id="@+id/age"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:textSize="9sp"/>
-    </LinearLayout>
+    <com.google.reviewit.widget.ProjectBranchTopicAgeView
+      android:id="@+id/projectBranchTopicAge"
+      android:layout_width="match_parent"
+      android:layout_height="wrap_content"/>
 
     <View
       android:background="@color/separator"
diff --git a/app/src/main/res/layout/project_branch_topic_age.xml b/app/src/main/res/layout/project_branch_topic_age.xml
new file mode 100644
index 0000000..8c945bf
--- /dev/null
+++ b/app/src/main/res/layout/project_branch_topic_age.xml
@@ -0,0 +1,87 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<!-- Copyright (C) 2016 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. -->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+  android:orientation="horizontal"
+  android:layout_width="match_parent"
+  android:layout_height="wrap_content">
+
+  <LinearLayout
+    android:orientation="horizontal"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:layout_weight="1">
+
+    <TextView
+      android:layout_width="wrap_content"
+      android:layout_height="wrap_content"
+      android:layout_marginRight="3dp"
+      android:textSize="9sp"
+      android:text="@string/project"/>
+
+    <TextView
+      android:id="@+id/project"
+      android:layout_width="wrap_content"
+      android:layout_height="wrap_content"
+      android:textSize="9sp"/>
+  </LinearLayout>
+
+  <LinearLayout
+    android:orientation="horizontal"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:layout_weight="1">
+
+    <TextView
+      android:layout_width="wrap_content"
+      android:layout_height="wrap_content"
+      android:layout_marginRight="3dp"
+      android:textSize="9sp"
+      android:text="@string/branch"/>
+
+    <TextView
+      android:id="@+id/branch"
+      android:layout_width="wrap_content"
+      android:layout_height="wrap_content"
+      android:textSize="9sp"/>
+  </LinearLayout>
+
+  <LinearLayout
+    android:orientation="horizontal"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:layout_weight="1">
+
+    <TextView
+      android:layout_width="wrap_content"
+      android:layout_height="wrap_content"
+      android:layout_marginRight="3dp"
+      android:textSize="9sp"
+      android:text="@string/topic"/>
+
+    <TextView
+      android:id="@+id/topic"
+      android:layout_width="wrap_content"
+      android:layout_height="wrap_content"
+      android:textSize="9sp"/>
+  </LinearLayout>
+
+  <TextView
+    android:id="@+id/age"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:textSize="9sp"/>
+</LinearLayout>