Group detail page and list of members

- Click on group in group list goes to a detail page
- Temporarily show members, TODO: Move list as
an expanded list in group browser activity
- TODO: Populate detail page with group info and
group actions

Bug: 4413116
Change-Id: I114d276f96aed318307d185910ae8799228262c9
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index ed03e77..5969097 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -352,6 +352,11 @@
             </intent-filter>
         </activity>
 
+        <!-- Views the details of a single group -->
+        <activity android:name=".activities.GroupDetailActivity"
+            android:label=""
+            android:theme="@style/GroupDetailTheme" />
+
         <!-- Used to show QuickContact window over a translucent activity, which is a
              temporary hack until we add better framework support. -->
         <activity
diff --git a/res/layout/group_detail_activity.xml b/res/layout/group_detail_activity.xml
new file mode 100644
index 0000000..707a65c
--- /dev/null
+++ b/res/layout/group_detail_activity.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2011 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.
+-->
+
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <fragment
+        class="com.android.contacts.group.GroupDetailFragment"
+        android:id="@+id/group_detail_fragment"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent" />
+
+</FrameLayout>
diff --git a/res/layout/group_detail_fragment.xml b/res/layout/group_detail_fragment.xml
new file mode 100644
index 0000000..70d67b6
--- /dev/null
+++ b/res/layout/group_detail_fragment.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2011 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:id="@+id/group_detail"
+    android:orientation="vertical"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <ListView
+        android:id="@+id/member_list"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:scrollbarStyle="outsideOverlay"/>
+
+</LinearLayout>
diff --git a/res/values/styles.xml b/res/values/styles.xml
index 2469a3d..2c2f791 100644
--- a/res/values/styles.xml
+++ b/res/values/styles.xml
@@ -111,6 +111,30 @@
         <item name="contact_filter_popup_width">320dip</item>
     </style>
 
+    <!-- TODO: Clean up this file so themes aren't copied. -->
+    <style name="GroupDetailTheme" parent="@android:Theme">
+        <item name="list_item_height">?android:attr/listPreferredItemHeight</item>
+        <item name="activated_background">@drawable/list_item_activated_background</item>
+        <item name="section_header_background">@drawable/list_title_holo</item>
+        <item name="list_section_header_height">32dip</item>
+        <item name="list_item_divider">@drawable/list_item_divider</item>
+        <item name="list_item_padding_top">4dip</item>
+        <item name="list_item_padding_right">11dip</item>
+        <item name="list_item_padding_bottom">4dip</item>
+        <item name="list_item_padding_left">4dip</item>
+        <item name="list_item_gap_between_image_and_text">8dip</item>
+        <item name="list_item_gap_between_label_and_data">5dip</item>
+        <item name="list_item_call_button_padding">14dip</item>
+        <item name="list_item_vertical_divider_margin">5dip</item>
+        <item name="list_item_presence_icon_margin">5dip</item>
+        <item name="list_item_photo_size">56dip</item>
+        <item name="list_item_prefix_highlight_color">#729a27</item>
+        <item name="list_item_header_text_indent">56dip</item>
+        <item name="list_item_header_text_color">?color/section_header_text_color</item>
+        <item name="list_item_header_text_size">14sp</item>
+        <item name="contact_filter_popup_width">320dip</item>
+    </style>
+
     <style name="ContactPickerTheme" parent="@android:Theme">
         <item name="section_header_background">@drawable/section_header</item>
         <item name="list_item_divider">@drawable/list_item_divider</item>
diff --git a/src/com/android/contacts/activities/GroupDetailActivity.java b/src/com/android/contacts/activities/GroupDetailActivity.java
new file mode 100644
index 0000000..edc460c
--- /dev/null
+++ b/src/com/android/contacts/activities/GroupDetailActivity.java
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2011 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.contacts.activities;
+
+import com.android.contacts.ContactsActivity;
+import com.android.contacts.R;
+
+import android.os.Bundle;
+
+public class GroupDetailActivity extends ContactsActivity {
+
+    private static final String TAG = "GroupDetailActivity";
+
+    public static final String KEY_ACCOUNT_TYPE = "accountType";
+    public static final String KEY_ACCOUNT_NAME = "accountName";
+    public static final String KEY_GROUP_ID = "groupId";
+    public static final String KEY_GROUP_SOURCE_ID = "groupSourceId";
+    public static final String KEY_GROUP_READ_ONLY = "groupReadOnly";
+    public static final String KEY_GROUP_TITLE = "title";
+
+    @Override
+    public void onCreate(Bundle savedState) {
+        super.onCreate(savedState);
+
+        // TODO: Create Intent Resolver to handle the different ways users can get to this list.
+        // TODO: Handle search or key down
+
+        setContentView(R.layout.group_detail_activity);
+    }
+}
diff --git a/src/com/android/contacts/group/GroupBrowseListAdapter.java b/src/com/android/contacts/group/GroupBrowseListAdapter.java
index ed69776..bccc207 100644
--- a/src/com/android/contacts/group/GroupBrowseListAdapter.java
+++ b/src/com/android/contacts/group/GroupBrowseListAdapter.java
@@ -69,6 +69,10 @@
         icon.setImageResource(R.drawable.ic_menu_display_all_holo_light);
         label.setText(group.getTitle());
         account.setText(group.getAccountName());
+
+        // Set the tag to be the GroupMetaData object, in order to extract group attributes from the
+        // view later.
+        convertView.setTag(group);
         return convertView;
     }
 
diff --git a/src/com/android/contacts/group/GroupBrowseListFragment.java b/src/com/android/contacts/group/GroupBrowseListFragment.java
index 978ce13..d9d020e 100644
--- a/src/com/android/contacts/group/GroupBrowseListFragment.java
+++ b/src/com/android/contacts/group/GroupBrowseListFragment.java
@@ -19,6 +19,7 @@
 import com.android.contacts.GroupMetaData;
 import com.android.contacts.GroupMetaDataLoader;
 import com.android.contacts.R;
+import com.android.contacts.activities.GroupDetailActivity;
 
 import android.app.Activity;
 import android.app.Fragment;
@@ -26,6 +27,7 @@
 import android.app.LoaderManager.LoaderCallbacks;
 import android.content.Context;
 import android.content.CursorLoader;
+import android.content.Intent;
 import android.content.Loader;
 import android.database.Cursor;
 import android.os.Bundle;
@@ -36,6 +38,8 @@
 import android.view.View.OnTouchListener;
 import android.view.ViewGroup;
 import android.view.inputmethod.InputMethodManager;
+import android.widget.AdapterView;
+import android.widget.AdapterView.OnItemClickListener;
 import android.widget.ListView;
 
 import java.util.ArrayList;
@@ -137,6 +141,24 @@
 
         mListView.setAdapter(new GroupBrowseListAdapter(mContext, mGroupList));
         mListView.setEmptyView(mEmptyView);
+        mListView.setOnItemClickListener(new OnItemClickListener() {
+            @Override
+            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
+                startGroupDetailActivity((GroupMetaData) view.getTag());
+            }
+        });
+    }
+
+    private void startGroupDetailActivity(GroupMetaData group) {
+        if (group == null) {
+            return;
+        }
+        Intent intent = new Intent(mContext, GroupDetailActivity.class);
+        intent.putExtra(GroupDetailActivity.KEY_ACCOUNT_TYPE, group.getAccountType());
+        intent.putExtra(GroupDetailActivity.KEY_ACCOUNT_NAME, group.getAccountName());
+        intent.putExtra(GroupDetailActivity.KEY_GROUP_ID, group.getGroupId());
+        intent.putExtra(GroupDetailActivity.KEY_GROUP_TITLE, group.getTitle());
+        mContext.startActivity(intent);
     }
 
     private void hideSoftKeyboard() {
diff --git a/src/com/android/contacts/group/GroupDetailFragment.java b/src/com/android/contacts/group/GroupDetailFragment.java
new file mode 100644
index 0000000..98babac
--- /dev/null
+++ b/src/com/android/contacts/group/GroupDetailFragment.java
@@ -0,0 +1,180 @@
+/*
+ * Copyright (C) 2011 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.contacts.group;
+
+import com.android.contacts.ContactPhotoManager;
+import com.android.contacts.R;
+import com.android.contacts.activities.GroupDetailActivity;
+import com.android.contacts.list.ContactListAdapter;
+import com.android.contacts.list.ContactListFilter;
+import com.android.contacts.list.DefaultContactListAdapter;
+
+import android.app.Activity;
+import android.app.Fragment;
+import android.app.LoaderManager;
+import android.app.LoaderManager.LoaderCallbacks;
+import android.content.Context;
+import android.content.CursorLoader;
+import android.content.Intent;
+import android.content.Loader;
+import android.database.Cursor;
+import android.os.Bundle;
+import android.provider.ContactsContract;
+import android.provider.ContactsContract.Directory;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.AbsListView;
+import android.widget.AbsListView.OnScrollListener;
+import android.widget.AdapterView;
+import android.widget.AdapterView.OnItemClickListener;
+import android.widget.ListView;
+
+/**
+ * Displays the details of a group and shows a list of actions possible for the group.
+ */
+public class GroupDetailFragment extends Fragment implements OnScrollListener {
+
+    private static final String TAG = "GroupDetailFragment";
+
+    private static final int LOADER_MEMBERS = 0;
+
+    private Context mContext;
+
+    private View mRootView;
+    private ListView mMemberListView;
+
+    private ContactListAdapter mAdapter;
+    private ContactPhotoManager mPhotoManager;
+
+    public GroupDetailFragment() {
+    }
+
+    @Override
+    public void onAttach(Activity activity) {
+        super.onAttach(activity);
+        mContext = activity;
+        configurePhotoLoader();
+    }
+
+    @Override
+    public void onDetach() {
+        super.onDetach();
+        mContext = null;
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedState) {
+        mRootView = inflater.inflate(R.layout.group_detail_fragment, container, false);
+        mMemberListView = (ListView) mRootView.findViewById(R.id.member_list);
+        mMemberListView.setOnItemClickListener(new OnItemClickListener() {
+            @Override
+            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
+                // TODO: Open contact detail for this person
+            }
+        });
+        return mRootView;
+    }
+
+    @Override
+    public void onActivityCreated(Bundle savedInstanceState) {
+        super.onActivityCreated(savedInstanceState);
+
+        Intent intent = getActivity().getIntent();
+        String accountType = intent.getStringExtra(GroupDetailActivity.KEY_ACCOUNT_TYPE);
+        String accountName = intent.getStringExtra(GroupDetailActivity.KEY_ACCOUNT_NAME);
+        long groupId = intent.getLongExtra(GroupDetailActivity.KEY_GROUP_ID, -1);
+        String groupTitle = intent.getStringExtra(GroupDetailActivity.KEY_GROUP_TITLE);
+
+        configureAdapter(accountType, accountName, groupId, groupTitle);
+        startGroupMembersLoader();
+    }
+
+    private void configureAdapter(String accountType, String accountName,
+                long groupId, String groupTitle) {
+        mAdapter = new DefaultContactListAdapter(getActivity());
+        mAdapter.setSectionHeaderDisplayEnabled(false);
+        mAdapter.setDisplayPhotos(true);
+        mAdapter.setHasHeader(0, false);
+        mAdapter.setQuickContactEnabled(false);
+        mAdapter.setPinnedPartitionHeadersEnabled(false);
+        mAdapter.setContactNameDisplayOrder(ContactsContract.Preferences.DISPLAY_ORDER_PRIMARY);
+        mAdapter.setSortOrder(ContactsContract.Preferences.SORT_ORDER_PRIMARY);
+        mAdapter.setPhotoLoader(mPhotoManager);
+        mAdapter.setFilter(new ContactListFilter(accountType, accountName, groupId, "", false,
+                groupTitle));
+        mMemberListView.setAdapter(mAdapter);
+    }
+
+    private void configurePhotoLoader() {
+        if (mContext != null) {
+            if (mPhotoManager == null) {
+                mPhotoManager = ContactPhotoManager.getInstance(mContext);
+            }
+            if (mMemberListView != null) {
+                mMemberListView.setOnScrollListener(this);
+            }
+            if (mAdapter != null) {
+                mAdapter.setPhotoLoader(mPhotoManager);
+            }
+        }
+    }
+
+    /**
+     * Start the loader to retrieve the list of group members.
+     */
+    private void startGroupMembersLoader() {
+        getLoaderManager().destroyLoader(LOADER_MEMBERS);
+        getLoaderManager().restartLoader(LOADER_MEMBERS, null, mGroupMemberListLoaderListener);
+    }
+
+    /**
+     * The listener for the group members list loader
+     */
+    private final LoaderManager.LoaderCallbacks<Cursor> mGroupMemberListLoaderListener =
+            new LoaderCallbacks<Cursor>() {
+
+        @Override
+        public CursorLoader onCreateLoader(int id, Bundle args) {
+            CursorLoader loader = new CursorLoader(mContext, null, null, null, null, null);
+            mAdapter.configureLoader(loader, Directory.DEFAULT);
+            return loader;
+        }
+
+        @Override
+        public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
+            mAdapter.changeCursor(loader.getId(), data);
+        }
+
+        @Override
+        public void onLoaderReset(Loader<Cursor> loader) {}
+    };
+
+    @Override
+    public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount,
+            int totalItemCount) {
+    }
+
+    @Override
+    public void onScrollStateChanged(AbsListView view, int scrollState) {
+        if (scrollState == OnScrollListener.SCROLL_STATE_FLING) {
+            mPhotoManager.pause();
+        } else {
+            mPhotoManager.resume();
+        }
+    }
+}