1 files changed, 75 insertions, 0 deletions
diff --git a/java/com/android/dialer/main/impl/MainPagerAdapter.java b/java/com/android/dialer/main/impl/MainPagerAdapter.java
new file mode 100644
index 000000000..19cf4e7b1
--- /dev/null
+++ b/java/com/android/dialer/main/impl/MainPagerAdapter.java
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2017 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.android.dialer.main.impl;
+
+import android.content.Context;
+import android.support.annotation.IntDef;
+import android.support.v4.app.Fragment;
+import android.support.v4.app.FragmentManager;
+import android.support.v4.app.FragmentStatePagerAdapter;
+import com.android.dialer.common.Assert;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
+/** Adapter for {@link MainActivity} ViewPager. */
+final class MainPagerAdapter extends FragmentStatePagerAdapter {
+
+  @Retention(RetentionPolicy.SOURCE)
+  @IntDef({
+    TabIndex.SPEED_DIAL,
+    TabIndex.HISTORY,
+    TabIndex.VOICEMAIL,
+  })
+  private @interface TabIndex {
+    int SPEED_DIAL = 0;
+    int HISTORY = 1;
+    int VOICEMAIL = 2;
+  }
+
+  private final Context context;
+
+  MainPagerAdapter(Context context, FragmentManager fragmentManager) {
+    super(fragmentManager);
+    this.context = context;
+  }
+
+  @Override
+  public int getCount() {
+    // TODO: add logic to hide/show voicemail tab
+    return 3;
+  }
+
+  @Override
+  public Fragment getItem(int position) {
+    // TODO: implement tabs
+    return new StubFragment();
+  }
+
+  @Override
+  public CharSequence getPageTitle(int position) {
+    switch (position) {
+      case TabIndex.SPEED_DIAL:
+        return context.getString(R.string.tab_title_speed_dial);
+      case TabIndex.HISTORY:
+        return context.getString(R.string.tab_title_call_history);
+      case TabIndex.VOICEMAIL:
+        return context.getString(R.string.tab_title_voicemail);
+      default:
+        throw Assert.createIllegalStateFailException("Tab position with no title: " + position);
+    }
+  }
+}