Remove unused Downloads code/resources.

Change-Id: Ie9be11140fd8f235eae6455bc4ecf8a938488d04

17 files changed, 0 insertions, 1825 deletions

diff --git a/ui/res/anim/footer_appear.xml b/ui/res/anim/footer_appear.xml
deleted file mode 100644
index aacfd035..00000000
--- a/ui/res/anim/footer_appear.xml
+++ /dev/null
@@ -1,25 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-** Copyright 2010, Google Inc.
-**
-** 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.
-*/
--->
-
-<set xmlns:android="http://schemas.android.com/apk/res/android" >
-    <translate
-        android:interpolator="@android:anim/decelerate_interpolator"
-        android:fromYDelta="+12%p"
-        android:toYDelta="0"
-        android:duration="300" />
-</set>
diff --git a/ui/res/anim/footer_disappear.xml b/ui/res/anim/footer_disappear.xml
deleted file mode 100644
index d87be6ab..00000000
--- a/ui/res/anim/footer_disappear.xml
+++ /dev/null
@@ -1,25 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-** Copyright 2010, Google Inc.
-**
-** 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.
-*/
--->
-
-<set xmlns:android="http://schemas.android.com/apk/res/android" >
-    <translate
-        android:interpolator="@android:anim/decelerate_interpolator"
-        android:fromYDelta="0"
-        android:toYDelta="+12%p"
-        android:duration="300" />
-</set>
diff --git a/ui/res/drawable-hdpi/ic_download_misc_file_type.png b/ui/res/drawable-hdpi/ic_download_misc_file_type.png
deleted file mode 100644
index dab3b6e1..00000000
--- a/ui/res/drawable-hdpi/ic_download_misc_file_type.png
+++ /dev/null
diff --git a/ui/res/drawable-hdpi/ic_launcher_drm_file.png b/ui/res/drawable-hdpi/ic_launcher_drm_file.png
deleted file mode 100644
index 9df1c556..00000000
--- a/ui/res/drawable-hdpi/ic_launcher_drm_file.png
+++ /dev/null
diff --git a/ui/res/drawable-hdpi/ic_menu_desk_clock.png b/ui/res/drawable-hdpi/ic_menu_desk_clock.png
deleted file mode 100644
index 4101434e..00000000
--- a/ui/res/drawable-hdpi/ic_menu_desk_clock.png
+++ /dev/null
diff --git a/ui/res/drawable-mdpi/ic_download_misc_file_type.png b/ui/res/drawable-mdpi/ic_download_misc_file_type.png
deleted file mode 100644
index ceed70cf..00000000
--- a/ui/res/drawable-mdpi/ic_download_misc_file_type.png
+++ /dev/null
diff --git a/ui/res/drawable-mdpi/ic_launcher_drm_file.png b/ui/res/drawable-mdpi/ic_launcher_drm_file.png
deleted file mode 100644
index 57378b23..00000000
--- a/ui/res/drawable-mdpi/ic_launcher_drm_file.png
+++ /dev/null
diff --git a/ui/res/layout/download_list.xml b/ui/res/layout/download_list.xml
deleted file mode 100644
index a0ff5ff2..00000000
--- a/ui/res/layout/download_list.xml
+++ /dev/null
@@ -1,71 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-/*
-** Copyright 2010, 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:layout_width="match_parent"
-              android:layout_height="match_parent"
-              android:orientation="vertical"
-              android:divider="?android:attr/dividerHorizontal"
-              android:showDividers="middle"
-              android:dividerPadding="16dip">
-
-    <!-- The main area showing the list of downloads -->
-    <FrameLayout android:layout_width="match_parent"
-                 android:layout_height="0dip"
-                 android:layout_weight="1">
-
-        <ExpandableListView android:id="@+id/date_ordered_list"
-                            android:paddingStart="16dip"
-                            android:paddingEnd="16dip"
-                            android:paddingBottom="16dip"
-                            android:clipToPadding="false"
-                            android:layout_width="match_parent"
-                            android:layout_height="match_parent"
-                            android:scrollbarStyle="outsideOverlay" />
-        <ListView android:id="@+id/size_ordered_list"
-                  android:paddingStart="16dip"
-                  android:paddingEnd="16dip"
-                  android:paddingBottom="16dip"
-                  android:clipToPadding="false"
-                  android:layout_width="match_parent"
-                  android:layout_height="match_parent"
-                  android:scrollbarStyle="outsideOverlay" />
-        <TextView xmlns:android="http://schemas.android.com/apk/res/android"
-                  android:id="@+id/empty"
-                  android:layout_width="match_parent"
-                  android:layout_height="match_parent"
-                  android:text="@string/no_downloads"
-                  android:gravity="center"
-                  android:textStyle="bold"/>
-    </FrameLayout>
-
-    <!-- The selection menu that pops up from the bottom of the screen -->
-    <LinearLayout android:id="@+id/sort_menu"
-                  android:orientation="horizontal"
-                  android:layout_width="match_parent"
-                  android:layout_height="wrap_content"
-                  android:layout_gravity="center"
-                  style="?android:attr/buttonBarStyle">
-
-          <Button android:id="@+id/sort_button"
-                  style="?android:attr/buttonBarButtonStyle"
-                  android:layout_width="0dip"
-                  android:layout_weight="1"
-                  android:layout_height="match_parent"/>
-     </LinearLayout>
-</LinearLayout>
diff --git a/ui/res/layout/download_list_item.xml b/ui/res/layout/download_list_item.xml
deleted file mode 100644
index 2435ba7f..00000000
--- a/ui/res/layout/download_list_item.xml
+++ /dev/null
@@ -1,85 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-/*
-** Copyright 2010, 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.
-*/
--->
-
-<com.android.providers.downloads.ui.DownloadItem
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="match_parent"
-    android:layout_height="wrap_content"
-    android:minHeight="?android:attr/listPreferredItemHeight"
-    android:paddingStart="?android:attr/listPreferredItemPaddingStart"
-    android:paddingEnd="?android:attr/listPreferredItemPaddingEnd"
-    android:paddingTop="8dip"
-    android:paddingBottom="8dip"
-    android:columnCount="4"
-    android:descendantFocusability="blocksDescendants">
-
-    <!-- Clicks are handled directly by DownloadItem -->
-    <CheckBox
-        android:id="@+id/download_checkbox"
-        android:layout_rowSpan="3"
-        android:layout_gravity="center_vertical"
-        android:clickable="false" />
-
-    <ImageView
-        android:id="@+id/download_icon"
-        android:layout_width="@android:dimen/app_icon_size"
-        android:layout_height="@android:dimen/app_icon_size"
-        android:layout_rowSpan="3"
-        android:layout_marginEnd="8dip"
-        android:layout_gravity="center_vertical"
-        android:scaleType="centerInside"
-        android:contentDescription="@null" />
-
-    <TextView
-        android:id="@+id/download_title"
-        android:layout_width="0dip"
-        android:layout_columnSpan="2"
-        android:layout_gravity="fill_horizontal"
-        android:singleLine="true"
-        android:ellipsize="marquee"
-        android:textStyle="bold"
-        android:textAppearance="?android:attr/textAppearance"
-        android:textAlignment="viewStart" />
-
-    <TextView
-        android:id="@+id/domain"
-        android:layout_width="0dip"
-        android:layout_columnSpan="2"
-        android:layout_gravity="fill_horizontal"
-        android:singleLine="true"
-        android:ellipsize="marquee"
-        android:textAppearance="?android:attr/textAppearanceSmall"
-        android:textAlignment="viewStart" />
-
-    <TextView
-        android:id="@+id/size_text"
-        android:layout_width="0dip"
-        android:layout_gravity="fill_horizontal"
-        android:singleLine="true"
-        android:ellipsize="marquee"
-        android:textAppearance="?android:attr/textAppearanceSmall"
-        android:textAlignment="viewStart" />
-
-    <TextView
-        android:id="@+id/status_text"
-        android:layout_marginStart="8dip"
-        android:textAppearance="?android:attr/textAppearanceSmall"
-        android:textAlignment="viewStart" />
-
-</com.android.providers.downloads.ui.DownloadItem>
diff --git a/ui/res/layout/list_group_header.xml b/ui/res/layout/list_group_header.xml
deleted file mode 100644
index 466cd6c6..00000000
--- a/ui/res/layout/list_group_header.xml
+++ /dev/null
@@ -1,23 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2010 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.
--->
-
-<TextView xmlns:android="http://schemas.android.com/apk/res/android"
-    android:id="@android:id/text1"
-    android:layout_width="match_parent"
-    android:layout_height="?android:attr/listPreferredItemHeight"
-    android:paddingStart="?android:attr/expandableListPreferredItemPaddingLeft"
-    android:textAppearance="?android:attr/textAppearanceMedium"
-    android:gravity="center_vertical" />
diff --git a/ui/res/menu/download_menu.xml b/ui/res/menu/download_menu.xml
deleted file mode 100644
index a33dd52b..00000000
--- a/ui/res/menu/download_menu.xml
+++ /dev/null
@@ -1,27 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2008 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.
--->
-
-<menu xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:id="@+id/share_download"
-          android:icon="@android:drawable/ic_menu_share"
-          android:title="@string/download_share_dialog"
-          android:showAsAction="always" />
-
-    <item android:id="@+id/delete_download"
-          android:icon="@android:drawable/ic_menu_delete"
-          android:title="@string/delete_download"
-          android:showAsAction="always" />
-</menu>
diff --git a/ui/res/values/dimen.xml b/ui/res/values/dimen.xml
deleted file mode 100644
index 7519b878..00000000
--- a/ui/res/values/dimen.xml
+++ /dev/null
@@ -1,19 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2010 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.
--->
-
-<resources>
-    <dimen name="checkmark_area">48dip</dimen>
-</resources>
diff --git a/ui/src/com/android/providers/downloads/ui/DateSortedDownloadAdapter.java b/ui/src/com/android/providers/downloads/ui/DateSortedDownloadAdapter.java
deleted file mode 100644
index b69fb8b8..00000000
--- a/ui/src/com/android/providers/downloads/ui/DateSortedDownloadAdapter.java
+++ /dev/null
@@ -1,60 +0,0 @@
-/*
- * Copyright (C) 2010 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.providers.downloads.ui;
-
-import android.app.DownloadManager;
-import android.database.Cursor;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ExpandableListView;
-import android.widget.RelativeLayout;
-
-/**
- * Adapter for a date-sorted list of downloads.  Delegates all the real work to
- * {@link DownloadAdapter}.
- */
-public class DateSortedDownloadAdapter extends DateSortedExpandableListAdapter {
-    private final DownloadAdapter mDelegate;
-    private final DownloadList mDownloadList;
-
-    public DateSortedDownloadAdapter(DownloadList downloadList, Cursor cursor) {
-        super(downloadList, cursor,
-                cursor.getColumnIndexOrThrow(DownloadManager.COLUMN_LAST_MODIFIED_TIMESTAMP));
-        mDelegate = new DownloadAdapter(downloadList, cursor);
-        mDownloadList = downloadList;
-    }
-
-    @Override
-    public View getChildView(int groupPosition, int childPosition,
-                boolean isLastChild, View convertView, ViewGroup parent) {
-        // The layout file uses a RelativeLayout, whereas the GroupViews use TextView.
-        if (null == convertView || !(convertView instanceof RelativeLayout)) {
-            convertView = mDelegate.newView();
-        }
-
-        // Bail early if the Cursor is closed.
-        if (!moveCursorToChildPosition(groupPosition, childPosition)) {
-            return convertView;
-        }
-
-        int pos = mDownloadList.getExpandableListView().getFlatListPosition(
-                ExpandableListView.getPackedPositionForChild(groupPosition, childPosition));
-        mDelegate.bindView(convertView, pos);
-        return convertView;
-    }
-}
diff --git a/ui/src/com/android/providers/downloads/ui/DateSortedExpandableListAdapter.java b/ui/src/com/android/providers/downloads/ui/DateSortedExpandableListAdapter.java
deleted file mode 100644
index f5d70770..00000000
--- a/ui/src/com/android/providers/downloads/ui/DateSortedExpandableListAdapter.java
+++ /dev/null
@@ -1,354 +0,0 @@
-/*
- * Copyright (C) 2010 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.providers.downloads.ui;
-
-import android.app.DownloadManager;
-import android.content.Context;
-import android.database.ContentObserver;
-import android.database.Cursor;
-import android.database.DataSetObserver;
-import android.os.Handler;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.webkit.DateSorter;
-import android.widget.ExpandableListAdapter;
-import android.widget.ExpandableListView;
-import android.widget.TextView;
-
-import java.util.Vector;
-
-/**
- * ExpandableListAdapter which separates data into categories based on date.  Copied from
- * packages/apps/Browser.
- */
-public class DateSortedExpandableListAdapter implements ExpandableListAdapter {
-    // Array for each of our bins.  Each entry represents how many items are
-    // in that bin.
-    private int mItemMap[];
-    // This is our GroupCount.  We will have at most DateSorter.DAY_COUNT
-    // bins, less if the user has no items in one or more bins.
-    private int mNumberOfBins;
-    private Vector<DataSetObserver> mObservers;
-    private Cursor mCursor;
-    private DateSorter mDateSorter;
-    private int mDateIndex;
-    private int mIdIndex;
-    private Context mContext;
-
-    private class ChangeObserver extends ContentObserver {
-        public ChangeObserver() {
-            super(new Handler());
-        }
-
-        @Override
-        public boolean deliverSelfNotifications() {
-            return true;
-        }
-
-        @Override
-        public void onChange(boolean selfChange) {
-            refreshData();
-        }
-    }
-
-    private class MyDataSetObserver extends DataSetObserver {
-        @Override
-        public void onChanged() {
-            buildMap();
-            for (DataSetObserver o : mObservers) {
-                o.onChanged();
-            }
-        }
-    }
-
-    public DateSortedExpandableListAdapter(Context context, Cursor cursor,
-            int dateIndex) {
-        mContext = context;
-        mDateSorter = new DateSorter(context);
-        mObservers = new Vector<DataSetObserver>();
-        mCursor = cursor;
-        mIdIndex = cursor.getColumnIndexOrThrow(DownloadManager.COLUMN_ID);
-        cursor.registerContentObserver(new ChangeObserver());
-        cursor.registerDataSetObserver(new MyDataSetObserver());
-        mDateIndex = dateIndex;
-        buildMap();
-    }
-
-    /**
-     * Set up the bins for determining which items belong to which groups.
-     */
-    private void buildMap() {
-        // The cursor is sorted by date
-        // The ItemMap will store the number of items in each bin.
-        int array[] = new int[DateSorter.DAY_COUNT];
-        // Zero out the array.
-        for (int j = 0; j < DateSorter.DAY_COUNT; j++) {
-            array[j] = 0;
-        }
-        mNumberOfBins = 0;
-        int dateIndex = -1;
-        if (mCursor.moveToFirst() && mCursor.getCount() > 0) {
-            while (!mCursor.isAfterLast()) {
-                long date = getLong(mDateIndex);
-                int index = mDateSorter.getIndex(date);
-                if (index > dateIndex) {
-                    mNumberOfBins++;
-                    if (index == DateSorter.DAY_COUNT - 1) {
-                        // We are already in the last bin, so it will
-                        // include all the remaining items
-                        array[index] = mCursor.getCount()
-                                - mCursor.getPosition();
-                        break;
-                    }
-                    dateIndex = index;
-                }
-                array[dateIndex]++;
-                mCursor.moveToNext();
-            }
-        }
-        mItemMap = array;
-    }
-
-    /**
-     * Get the byte array at cursorIndex from the Cursor.  Assumes the Cursor
-     * has already been moved to the correct position.  Along with
-     * {@link #getInt} and {@link #getString}, these are provided so the client
-     * does not need to access the Cursor directly
-     * @param cursorIndex Index to query the Cursor.
-     * @return corresponding byte array from the Cursor.
-     */
-    /* package */ byte[] getBlob(int cursorIndex) {
-        return mCursor.getBlob(cursorIndex);
-    }
-
-    /* package */ Context getContext() {
-        return mContext;
-    }
-
-    /**
-     * Get the integer at cursorIndex from the Cursor.  Assumes the Cursor has
-     * already been moved to the correct position.  Along with
-     * {@link #getBlob} and {@link #getString}, these are provided so the client
-     * does not need to access the Cursor directly
-     * @param cursorIndex Index to query the Cursor.
-     * @return corresponding integer from the Cursor.
-     */
-    /* package */ int getInt(int cursorIndex) {
-        return mCursor.getInt(cursorIndex);
-    }
-
-    /**
-     * Get the long at cursorIndex from the Cursor.  Assumes the Cursor has
-     * already been moved to the correct position.
-     */
-    /* package */ long getLong(int cursorIndex) {
-        return mCursor.getLong(cursorIndex);
-    }
-
-    /**
-     * Get the String at cursorIndex from the Cursor.  Assumes the Cursor has
-     * already been moved to the correct position.  Along with
-     * {@link #getInt} and {@link #getInt}, these are provided so the client
-     * does not need to access the Cursor directly
-     * @param cursorIndex Index to query the Cursor.
-     * @return corresponding String from the Cursor.
-     */
-    /* package */ String getString(int cursorIndex) {
-        return mCursor.getString(cursorIndex);
-    }
-
-    /**
-     * Determine which group an item belongs to.
-     * @param childId ID of the child view in question.
-     * @return int Group position of the containing group.
-    /* package */ int groupFromChildId(long childId) {
-        int group = -1;
-        for (mCursor.moveToFirst(); !mCursor.isAfterLast();
-                mCursor.moveToNext()) {
-            if (getLong(mIdIndex) == childId) {
-                int bin = mDateSorter.getIndex(getLong(mDateIndex));
-                // bin is the same as the group if the number of bins is the
-                // same as DateSorter
-                if (DateSorter.DAY_COUNT == mNumberOfBins) return bin;
-                // There are some empty bins.  Find the corresponding group.
-                group = 0;
-                for (int i = 0; i < bin; i++) {
-                    if (mItemMap[i] != 0) group++;
-                }
-                break;
-            }
-        }
-        return group;
-    }
-
-    /**
-     * Translates from a group position in the ExpandableList to a bin.  This is
-     * necessary because some groups have no history items, so we do not include
-     * those in the ExpandableList.
-     * @param groupPosition Position in the ExpandableList's set of groups
-     * @return The corresponding bin that holds that group.
-     */
-    private int groupPositionToBin(int groupPosition) {
-        if (groupPosition < 0 || groupPosition >= DateSorter.DAY_COUNT) {
-            throw new AssertionError("group position out of range");
-        }
-        if (DateSorter.DAY_COUNT == mNumberOfBins || 0 == mNumberOfBins) {
-            // In the first case, we have exactly the same number of bins
-            // as our maximum possible, so there is no need to do a
-            // conversion
-            // The second statement is in case this method gets called when
-            // the array is empty, in which case the provided groupPosition
-            // will do fine.
-            return groupPosition;
-        }
-        int arrayPosition = -1;
-        while (groupPosition > -1) {
-            arrayPosition++;
-            if (mItemMap[arrayPosition] != 0) {
-                groupPosition--;
-            }
-        }
-        return arrayPosition;
-    }
-
-    /**
-     * Move the cursor to the position indicated.
-     * @param packedPosition Position in packed position representation.
-     * @return True on success, false otherwise.
-     */
-    boolean moveCursorToPackedChildPosition(long packedPosition) {
-        if (ExpandableListView.getPackedPositionType(packedPosition) !=
-                ExpandableListView.PACKED_POSITION_TYPE_CHILD) {
-            return false;
-        }
-        int groupPosition = ExpandableListView.getPackedPositionGroup(
-                packedPosition);
-        int childPosition = ExpandableListView.getPackedPositionChild(
-                packedPosition);
-        return moveCursorToChildPosition(groupPosition, childPosition);
-    }
-
-    /**
-     * Move the cursor the the position indicated.
-     * @param groupPosition Index of the group containing the desired item.
-     * @param childPosition Index of the item within the specified group.
-     * @return boolean False if the cursor is closed, so the Cursor was not
-     *      moved.  True on success.
-     */
-    /* package */ boolean moveCursorToChildPosition(int groupPosition,
-            int childPosition) {
-        if (mCursor.isClosed()) return false;
-        groupPosition = groupPositionToBin(groupPosition);
-        int index = childPosition;
-        for (int i = 0; i < groupPosition; i++) {
-            index += mItemMap[i];
-        }
-        return mCursor.moveToPosition(index);
-    }
-
-    /* package */ void refreshData() {
-        if (mCursor.isClosed()) {
-            return;
-        }
-        mCursor.requery();
-    }
-
-    public View getGroupView(int groupPosition, boolean isExpanded,
-            View convertView, ViewGroup parent) {
-        TextView item;
-        if (null == convertView || !(convertView instanceof TextView)) {
-            LayoutInflater factory = LayoutInflater.from(mContext);
-            item = (TextView) factory.inflate(R.layout.list_group_header, parent, false);
-        } else {
-            item = (TextView) convertView;
-        }
-        String label = mDateSorter.getLabel(groupPositionToBin(groupPosition));
-        item.setText(label);
-        return item;
-    }
-
-    public View getChildView(int groupPosition, int childPosition,
-            boolean isLastChild, View convertView, ViewGroup parent) {
-        return null;
-    }
-
-    public boolean areAllItemsEnabled() {
-        return true;
-    }
-
-    public boolean isChildSelectable(int groupPosition, int childPosition) {
-        return true;
-    }
-
-    public int getGroupCount() {
-        return mNumberOfBins;
-    }
-
-    public int getChildrenCount(int groupPosition) {
-        return mItemMap[groupPositionToBin(groupPosition)];
-    }
-
-    public Object getGroup(int groupPosition) {
-        return null;
-    }
-
-    public Object getChild(int groupPosition, int childPosition) {
-        return null;
-    }
-
-    public long getGroupId(int groupPosition) {
-        return groupPosition;
-    }
-
-    public long getChildId(int groupPosition, int childPosition) {
-        if (moveCursorToChildPosition(groupPosition, childPosition)) {
-            return getLong(mIdIndex);
-        }
-        return 0;
-    }
-
-    public boolean hasStableIds() {
-        return true;
-    }
-
-    public void registerDataSetObserver(DataSetObserver observer) {
-        mObservers.add(observer);
-    }
-
-    public void unregisterDataSetObserver(DataSetObserver observer) {
-        mObservers.remove(observer);
-    }
-
-    public void onGroupExpanded(int groupPosition) {
-    }
-
-    public void onGroupCollapsed(int groupPosition) {
-    }
-
-    public long getCombinedChildId(long groupId, long childId) {
-        return childId;
-    }
-
-    public long getCombinedGroupId(long groupId) {
-        return groupId;
-    }
-
-    public boolean isEmpty() {
-        return mCursor.isClosed() || mCursor.getCount() == 0;
-    }
-}
diff --git a/ui/src/com/android/providers/downloads/ui/DownloadAdapter.java b/ui/src/com/android/providers/downloads/ui/DownloadAdapter.java
deleted file mode 100644
index 9ce2a986..00000000
--- a/ui/src/com/android/providers/downloads/ui/DownloadAdapter.java
+++ /dev/null
@@ -1,215 +0,0 @@
-/*
- * Copyright (C) 2010 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.providers.downloads.ui;
-
-import android.app.DownloadManager;
-import android.content.Context;
-import android.content.Intent;
-import android.content.pm.PackageManager;
-import android.content.pm.ResolveInfo;
-import android.content.res.Resources;
-import android.database.Cursor;
-import android.graphics.drawable.Drawable;
-import android.net.Uri;
-import android.text.format.Formatter;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.CursorAdapter;
-import android.widget.ImageView;
-import android.widget.TextView;
-
-import java.text.DateFormat;
-import java.util.Calendar;
-import java.util.Date;
-import java.util.GregorianCalendar;
-import java.util.List;
-
-/**
- * List adapter for Cursors returned by {@link DownloadManager}.
- */
-public class DownloadAdapter extends CursorAdapter {
-    private final DownloadList mDownloadList;
-    private Cursor mCursor;
-    private Resources mResources;
-    private DateFormat mDateFormat;
-    private DateFormat mTimeFormat;
-
-    private final int mTitleColumnId;
-    private final int mDescriptionColumnId;
-    private final int mStatusColumnId;
-    private final int mReasonColumnId;
-    private final int mTotalBytesColumnId;
-    private final int mMediaTypeColumnId;
-    private final int mDateColumnId;
-    private final int mIdColumnId;
-    private final int mFileNameColumnId;
-
-    public DownloadAdapter(DownloadList downloadList, Cursor cursor) {
-        super(downloadList, cursor);
-        mDownloadList = downloadList;
-        mCursor = cursor;
-        mResources = mDownloadList.getResources();
-        mDateFormat = DateFormat.getDateInstance(DateFormat.SHORT);
-        mTimeFormat = DateFormat.getTimeInstance(DateFormat.SHORT);
-
-        mIdColumnId = cursor.getColumnIndexOrThrow(DownloadManager.COLUMN_ID);
-        mTitleColumnId = cursor.getColumnIndexOrThrow(DownloadManager.COLUMN_TITLE);
-        mDescriptionColumnId = cursor.getColumnIndexOrThrow(DownloadManager.COLUMN_DESCRIPTION);
-        mStatusColumnId = cursor.getColumnIndexOrThrow(DownloadManager.COLUMN_STATUS);
-        mReasonColumnId = cursor.getColumnIndexOrThrow(DownloadManager.COLUMN_REASON);
-        mTotalBytesColumnId = cursor.getColumnIndexOrThrow(DownloadManager.COLUMN_TOTAL_SIZE_BYTES);
-        mMediaTypeColumnId = cursor.getColumnIndexOrThrow(DownloadManager.COLUMN_MEDIA_TYPE);
-        mDateColumnId =
-                cursor.getColumnIndexOrThrow(DownloadManager.COLUMN_LAST_MODIFIED_TIMESTAMP);
-        mFileNameColumnId =
-                cursor.getColumnIndexOrThrow(DownloadManager.COLUMN_LOCAL_FILENAME);
-    }
-
-    public View newView() {
-        final DownloadItem view = (DownloadItem) LayoutInflater.from(mDownloadList)
-                .inflate(R.layout.download_list_item, null);
-        view.setDownloadListObj(mDownloadList);
-        return view;
-    }
-
-    public void bindView(View convertView, int position) {
-        if (!(convertView instanceof DownloadItem)) {
-            return;
-        }
-
-        long downloadId = mCursor.getLong(mIdColumnId);
-        ((DownloadItem) convertView).setData(downloadId, position,
-                mCursor.getString(mFileNameColumnId),
-                mCursor.getString(mMediaTypeColumnId));
-
-        // Retrieve the icon for this download
-        retrieveAndSetIcon(convertView);
-
-        String title = mCursor.getString(mTitleColumnId);
-        if (title.isEmpty()) {
-            title = mResources.getString(R.string.missing_title);
-        }
-        setTextForView(convertView, R.id.download_title, title);
-        setTextForView(convertView, R.id.domain, mCursor.getString(mDescriptionColumnId));
-        setTextForView(convertView, R.id.size_text, getSizeText());
-
-        final int status = mCursor.getInt(mStatusColumnId);
-        final CharSequence statusText;
-        if (status == DownloadManager.STATUS_SUCCESSFUL) {
-            statusText = getDateString();
-        } else {
-            statusText = mResources.getString(getStatusStringId(status));
-        }
-        setTextForView(convertView, R.id.status_text, statusText);
-
-        ((DownloadItem) convertView).getCheckBox()
-                .setChecked(mDownloadList.isDownloadSelected(downloadId));
-    }
-
-    private String getDateString() {
-        Date date = new Date(mCursor.getLong(mDateColumnId));
-        if (date.before(getStartOfToday())) {
-            return mDateFormat.format(date);
-        } else {
-            return mTimeFormat.format(date);
-        }
-    }
-
-    private Date getStartOfToday() {
-        Calendar today = new GregorianCalendar();
-        today.set(Calendar.HOUR_OF_DAY, 0);
-        today.set(Calendar.MINUTE, 0);
-        today.set(Calendar.SECOND, 0);
-        today.set(Calendar.MILLISECOND, 0);
-        return today.getTime();
-    }
-
-    private String getSizeText() {
-        long totalBytes = mCursor.getLong(mTotalBytesColumnId);
-        String sizeText = "";
-        if (totalBytes >= 0) {
-            sizeText = Formatter.formatFileSize(mContext, totalBytes);
-        }
-        return sizeText;
-    }
-
-    private int getStatusStringId(int status) {
-        switch (status) {
-            case DownloadManager.STATUS_FAILED:
-                return R.string.download_error;
-
-            case DownloadManager.STATUS_SUCCESSFUL:
-                return R.string.download_success;
-
-            case DownloadManager.STATUS_PENDING:
-            case DownloadManager.STATUS_RUNNING:
-                return R.string.download_running;
-
-            case DownloadManager.STATUS_PAUSED:
-                final int reason = mCursor.getInt(mReasonColumnId);
-                switch (reason) {
-                    case DownloadManager.PAUSED_QUEUED_FOR_WIFI:
-                        return R.string.download_queued;
-                    default:
-                        return R.string.download_running;
-                }
-        }
-        throw new IllegalStateException("Unknown status: " + mCursor.getInt(mStatusColumnId));
-    }
-
-    private void retrieveAndSetIcon(View convertView) {
-        String mediaType = mCursor.getString(mMediaTypeColumnId);
-        ImageView iconView = (ImageView) convertView.findViewById(R.id.download_icon);
-        iconView.setVisibility(View.INVISIBLE);
-
-        if (mediaType == null) {
-            return;
-        }
-
-        Intent intent = new Intent(Intent.ACTION_VIEW);
-        intent.setDataAndType(Uri.fromParts("file", "", null), mediaType);
-        PackageManager pm = mContext.getPackageManager();
-        List<ResolveInfo> list = pm.queryIntentActivities(intent,
-                PackageManager.MATCH_DEFAULT_ONLY);
-        if (list.size() == 0) {
-            // no icon found for this mediatype. use "unknown" icon
-            iconView.setImageResource(R.drawable.ic_download_misc_file_type);
-        } else {
-            Drawable icon = list.get(0).activityInfo.loadIcon(pm);
-            iconView.setImageDrawable(icon);
-        }
-        iconView.setVisibility(View.VISIBLE);
-    }
-
-    private void setTextForView(View parent, int textViewId, CharSequence text) {
-        TextView view = (TextView) parent.findViewById(textViewId);
-        view.setText(text);
-    }
-
-    // CursorAdapter overrides
-
-    @Override
-    public View newView(Context context, Cursor cursor, ViewGroup parent) {
-        return newView();
-    }
-
-    @Override
-    public void bindView(View view, Context context, Cursor cursor) {
-        bindView(view, cursor.getPosition());
-    }
-}
diff --git a/ui/src/com/android/providers/downloads/ui/DownloadItem.java b/ui/src/com/android/providers/downloads/ui/DownloadItem.java
deleted file mode 100644
index 0562cd05..00000000
--- a/ui/src/com/android/providers/downloads/ui/DownloadItem.java
+++ /dev/null
@@ -1,156 +0,0 @@
-/*
- * Copyright (C) 2010 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.providers.downloads.ui;
-
-import android.content.Context;
-import android.util.AttributeSet;
-import android.view.MotionEvent;
-import android.view.accessibility.AccessibilityEvent;
-import android.widget.CheckBox;
-import android.widget.Checkable;
-import android.widget.GridLayout;
-
-/**
- * This class customizes RelativeLayout to directly handle clicks on the left part of the view and
- * treat them at clicks on the checkbox. This makes rapid selection of many items easier. This class
- * also keeps an ID associated with the currently displayed download and notifies a listener upon
- * selection changes with that ID.
- */
-public class DownloadItem extends GridLayout implements Checkable {
-    private static float CHECKMARK_AREA = -1;
-
-    private boolean mIsInDownEvent = false;
-    private CheckBox mCheckBox;
-    private long mDownloadId;
-    private String mFileName;
-    private String mMimeType;
-    private DownloadList mDownloadList;
-    private int mPosition;
-
-    public DownloadItem(Context context, AttributeSet attrs, int defStyle) {
-        super(context, attrs, defStyle);
-        initialize();
-    }
-
-    public DownloadItem(Context context, AttributeSet attrs) {
-        super(context, attrs);
-        initialize();
-    }
-
-    public DownloadItem(Context context) {
-        super(context);
-        initialize();
-    }
-
-    private void initialize() {
-        if (CHECKMARK_AREA == -1) {
-            CHECKMARK_AREA = getResources().getDimensionPixelSize(R.dimen.checkmark_area);
-        }
-    }
-
-    @Override
-    protected void onFinishInflate() {
-        super.onFinishInflate();
-        mCheckBox = (CheckBox) findViewById(R.id.download_checkbox);
-    }
-
-    public void setData(long downloadId, int position, String fileName, String mimeType) {
-        mDownloadId = downloadId;
-        mPosition = position;
-        mFileName = fileName;
-        mMimeType = mimeType;
-        if (mDownloadList.isDownloadSelected(downloadId)) {
-            setChecked(true);
-        }
-    }
-
-    public void setDownloadListObj(DownloadList downloadList) {
-        mDownloadList = downloadList;
-    }
-
-    private boolean inCheckArea(MotionEvent event) {
-        if (isLayoutRtl()) {
-            return event.getX() > getWidth() - CHECKMARK_AREA;
-        } else {
-            return event.getX() < CHECKMARK_AREA;
-        }
-    }
-
-    @Override
-    public boolean onTouchEvent(MotionEvent event) {
-        boolean handled = false;
-        switch(event.getAction()) {
-            case MotionEvent.ACTION_DOWN:
-                if (inCheckArea(event)) {
-                    mIsInDownEvent = true;
-                    handled = true;
-                }
-                break;
-
-            case MotionEvent.ACTION_CANCEL:
-                mIsInDownEvent = false;
-                break;
-
-            case MotionEvent.ACTION_UP:
-                if (mIsInDownEvent && inCheckArea(event)) {
-                    toggle();
-                    sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_CLICKED);
-                    handled = true;
-                }
-                mIsInDownEvent = false;
-                break;
-        }
-
-        if (handled) {
-            postInvalidate();
-        } else {
-            handled = super.onTouchEvent(event);
-        }
-
-        return handled;
-    }
-
-    @Override
-    public boolean isChecked() {
-        return mCheckBox.isChecked();
-    }
-
-    @Override
-    public void setChecked(boolean checked) {
-        mCheckBox.setChecked(checked);
-        mDownloadList.onDownloadSelectionChanged(mDownloadId, mCheckBox.isChecked(),
-                mFileName, mMimeType);
-        mDownloadList.getCurrentView().setItemChecked(mPosition, mCheckBox.isChecked());
-    }
-
-    @Override
-    public void toggle() {
-        setChecked(!isChecked());
-    }
-
-    public CheckBox getCheckBox() {
-        return this.mCheckBox;
-    }
-
-    public String getFileName() {
-        return mFileName;
-    }
-
-    public String getMimeType() {
-        return mMimeType;
-    }
-}
diff --git a/ui/src/com/android/providers/downloads/ui/DownloadList.java b/ui/src/com/android/providers/downloads/ui/DownloadList.java
index 107940c0..044bd4eb 100644
--- a/ui/src/com/android/providers/downloads/ui/DownloadList.java
+++ b/ui/src/com/android/providers/downloads/ui/DownloadList.java
@@ -17,134 +17,13 @@
 package com.android.providers.downloads.ui;
 
 import android.app.Activity;
-import android.app.AlertDialog;
-import android.app.DownloadManager;
-import android.content.ContentUris;
-import android.content.Context;
-import android.content.DialogInterface;
 import android.content.Intent;
-import android.database.ContentObserver;
-import android.database.Cursor;
-import android.database.DataSetObserver;
-import android.net.Uri;
 import android.os.Bundle;
-import android.os.Environment;
-import android.os.Handler;
-import android.os.Parcelable;
-import android.provider.BaseColumns;
 import android.provider.DocumentsContract;
-import android.provider.Downloads;
-import android.util.Log;
-import android.util.SparseBooleanArray;
-import android.view.ActionMode;
-import android.view.Menu;
-import android.view.MenuInflater;
-import android.view.MenuItem;
-import android.view.View;
-import android.view.View.OnClickListener;
-import android.widget.AbsListView.MultiChoiceModeListener;
-import android.widget.AdapterView;
-import android.widget.AdapterView.OnItemClickListener;
-import android.widget.Button;
-import android.widget.ExpandableListView;
-import android.widget.ExpandableListView.OnChildClickListener;
-import android.widget.ListView;
-import android.widget.Toast;
 
 import com.android.providers.downloads.Constants;
-import com.android.providers.downloads.OpenHelper;
 
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.Iterator;
-import java.util.Map;
-import java.util.Set;
-
-/**
- *  View showing a list of all downloads the Download Manager knows about.
- */
 public class DownloadList extends Activity {
-    static final String LOG_TAG = "DownloadList";
-
-    private ExpandableListView mDateOrderedListView;
-    private ListView mSizeOrderedListView;
-    private View mEmptyView;
-
-    private DownloadManager mDownloadManager;
-    private Cursor mDateSortedCursor;
-    private DateSortedDownloadAdapter mDateSortedAdapter;
-    private Cursor mSizeSortedCursor;
-    private DownloadAdapter mSizeSortedAdapter;
-    private ActionMode mActionMode;
-    private MyContentObserver mContentObserver = new MyContentObserver();
-    private MyDataSetObserver mDataSetObserver = new MyDataSetObserver();
-
-    private int mStatusColumnId;
-    private int mIdColumnId;
-    private int mLocalUriColumnId;
-    private int mMediaTypeColumnId;
-    private int mReasonColumndId;
-
-    // TODO this shouldn't be necessary
-    private final Map<Long, SelectionObjAttrs> mSelectedIds =
-            new HashMap<Long, SelectionObjAttrs>();
-    private static class SelectionObjAttrs {
-        private String mFileName;
-        private String mMimeType;
-        SelectionObjAttrs(String fileName, String mimeType) {
-            mFileName = fileName;
-            mMimeType = mimeType;
-        }
-        String getFileName() {
-            return mFileName;
-        }
-        String getMimeType() {
-            return mMimeType;
-        }
-    }
-    private ListView mCurrentView;
-    private Cursor mCurrentCursor;
-    private boolean mCurrentViewIsExpandableListView = false;
-    private boolean mIsSortedBySize = false;
-
-    /**
-     * We keep track of when a dialog is being displayed for a pending download, because if that
-     * download starts running, we want to immediately hide the dialog.
-     */
-    private Long mQueuedDownloadId = null;
-    private AlertDialog mQueuedDialog;
-    String mSelectedCountFormat;
-
-    private Button mSortOption;
-
-    private class MyContentObserver extends ContentObserver {
-        public MyContentObserver() {
-            super(new Handler());
-        }
-
-        @Override
-        public void onChange(boolean selfChange) {
-            handleDownloadsChanged();
-        }
-    }
-
-    private class MyDataSetObserver extends DataSetObserver {
-        @Override
-        public void onChanged() {
-            // ignore change notification if there are selections
-            if (mSelectedIds.size() > 0) {
-                return;
-            }
-            // may need to switch to or from the empty view
-            chooseListToShow();
-            ensureSomeGroupIsExpanded();
-        }
-    }
-
     @Override
     public void onCreate(Bundle icicle) {
         super.onCreate(icicle);
@@ -156,648 +35,4 @@ public class DownloadList extends Activity {
         startActivity(intent);
         finish();
     }
-
-    public void onCreateLegacy(Bundle icicle) {
-        super.onCreate(icicle);
-        setFinishOnTouchOutside(true);
-        setupViews();
-
-        mDownloadManager = (DownloadManager) getSystemService(Context.DOWNLOAD_SERVICE);
-        mDownloadManager.setAccessAllDownloads(true);
-        DownloadManager.Query baseQuery = new DownloadManager.Query()
-                .setOnlyIncludeVisibleInDownloadsUi(true);
-        //TODO don't do both queries - do them as needed
-        mDateSortedCursor = mDownloadManager.query(baseQuery);
-        mSizeSortedCursor = mDownloadManager.query(baseQuery
-                                                  .orderBy(DownloadManager.COLUMN_TOTAL_SIZE_BYTES,
-                                                          DownloadManager.Query.ORDER_DESCENDING));
-
-        // only attach everything to the listbox if we can access the download database. Otherwise,
-        // just show it empty
-        if (haveCursors()) {
-            startManagingCursor(mDateSortedCursor);
-            startManagingCursor(mSizeSortedCursor);
-
-            mStatusColumnId =
-                    mDateSortedCursor.getColumnIndexOrThrow(DownloadManager.COLUMN_STATUS);
-            mIdColumnId =
-                    mDateSortedCursor.getColumnIndexOrThrow(DownloadManager.COLUMN_ID);
-            mLocalUriColumnId =
-                    mDateSortedCursor.getColumnIndexOrThrow(DownloadManager.COLUMN_LOCAL_URI);
-            mMediaTypeColumnId =
-                    mDateSortedCursor.getColumnIndexOrThrow(DownloadManager.COLUMN_MEDIA_TYPE);
-            mReasonColumndId =
-                    mDateSortedCursor.getColumnIndexOrThrow(DownloadManager.COLUMN_REASON);
-
-            mDateSortedAdapter = new DateSortedDownloadAdapter(this, mDateSortedCursor);
-            mDateOrderedListView.setAdapter(mDateSortedAdapter);
-            mSizeSortedAdapter = new DownloadAdapter(this, mSizeSortedCursor);
-            mSizeOrderedListView.setAdapter(mSizeSortedAdapter);
-
-            ensureSomeGroupIsExpanded();
-        }
-
-        // did the caller want  to display the data sorted by size?
-        Bundle extras = getIntent().getExtras();
-        if (extras != null &&
-                extras.getBoolean(DownloadManager.INTENT_EXTRAS_SORT_BY_SIZE, false)) {
-            mIsSortedBySize = true;
-        }
-        mSortOption = (Button) findViewById(R.id.sort_button);
-        mSortOption.setOnClickListener(new OnClickListener() {
-            @Override
-            public void onClick(View v) {
-                // flip the view
-                mIsSortedBySize = !mIsSortedBySize;
-                // clear all selections
-                mSelectedIds.clear();
-                chooseListToShow();
-            }
-        });
-
-        chooseListToShow();
-        mSelectedCountFormat = getString(R.string.selected_count);
-    }
-
-    /**
-     * If no group is expanded in the date-sorted list, expand the first one.
-     */
-    private void ensureSomeGroupIsExpanded() {
-        mDateOrderedListView.post(new Runnable() {
-            public void run() {
-                if (mDateSortedAdapter.getGroupCount() == 0) {
-                    return;
-                }
-                for (int group = 0; group < mDateSortedAdapter.getGroupCount(); group++) {
-                    if (mDateOrderedListView.isGroupExpanded(group)) {
-                        return;
-                    }
-                }
-                mDateOrderedListView.expandGroup(0);
-            }
-        });
-    }
-
-    private void setupViews() {
-        setContentView(R.layout.download_list);
-        ModeCallback modeCallback = new ModeCallback(this);
-
-        //TODO don't create both views. create only the one needed.
-        mDateOrderedListView = (ExpandableListView) findViewById(R.id.date_ordered_list);
-        mDateOrderedListView.setChoiceMode(ListView.CHOICE_MODE_MULTIPLE_MODAL);
-        mDateOrderedListView.setMultiChoiceModeListener(modeCallback);
-        mDateOrderedListView.setOnChildClickListener(new OnChildClickListener() {
-            // called when a child is clicked on (this is NOT the checkbox click)
-            @Override
-            public boolean onChildClick(ExpandableListView parent, View v,
-                    int groupPosition, int childPosition, long id) {
-                if (!(v instanceof DownloadItem)) {
-                    // can this even happen?
-                    return false;
-                }
-                if (mSelectedIds.size() > 0) {
-                    ((DownloadItem)v).setChecked(true);
-                } else {
-                    mDateSortedAdapter.moveCursorToChildPosition(groupPosition, childPosition);
-                    handleItemClick(mDateSortedCursor);
-                }
-                return true;
-            }
-        });
-        mSizeOrderedListView = (ListView) findViewById(R.id.size_ordered_list);
-        mSizeOrderedListView.setChoiceMode(ListView.CHOICE_MODE_MULTIPLE_MODAL);
-        mSizeOrderedListView.setMultiChoiceModeListener(modeCallback);
-        mSizeOrderedListView.setOnItemClickListener(new OnItemClickListener() {
-            // handle a click from the size-sorted list. (this is NOT the checkbox click)
-            @Override
-            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
-                mSizeSortedCursor.moveToPosition(position);
-                handleItemClick(mSizeSortedCursor);
-            }
-        });
-        mEmptyView = findViewById(R.id.empty);
-    }
-
-    private static class ModeCallback implements MultiChoiceModeListener {
-        private final DownloadList mDownloadList;
-
-        public ModeCallback(DownloadList downloadList) {
-            mDownloadList = downloadList;
-        }
-
-        @Override public void onDestroyActionMode(ActionMode mode) {
-            mDownloadList.mSelectedIds.clear();
-            mDownloadList.mActionMode = null;
-        }
-
-        @Override
-        public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
-            return true;
-        }
-
-        @Override
-        public boolean onCreateActionMode(ActionMode mode, Menu menu) {
-            if (mDownloadList.haveCursors()) {
-                final MenuInflater inflater = mDownloadList.getMenuInflater();
-                inflater.inflate(R.menu.download_menu, menu);
-            }
-            mDownloadList.mActionMode = mode;
-            return true;
-        }
-
-        @Override
-        public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
-            if (mDownloadList.mSelectedIds.size() == 0) {
-                // nothing selected.
-                return true;
-            }
-            switch (item.getItemId()) {
-                case R.id.delete_download:
-                    for (Long downloadId : mDownloadList.mSelectedIds.keySet()) {
-                        mDownloadList.deleteDownload(downloadId);
-                    }
-                    // uncheck all checked items
-                    ListView lv = mDownloadList.getCurrentView();
-                    SparseBooleanArray checkedPositionList = lv.getCheckedItemPositions();
-                    int checkedPositionListSize = checkedPositionList.size();
-                    ArrayList<DownloadItem> sharedFiles = null;
-                    for (int i = 0; i < checkedPositionListSize; i++) {
-                        int position = checkedPositionList.keyAt(i);
-                        if (checkedPositionList.get(position, false)) {
-                            lv.setItemChecked(position, false);
-                            onItemCheckedStateChanged(mode, position, 0, false);
-                        }
-                    }
-                    mDownloadList.mSelectedIds.clear();
-                    // update the subtitle
-                    onItemCheckedStateChanged(mode, 1, 0, false);
-                    break;
-                case R.id.share_download:
-                    mDownloadList.shareDownloadedFiles();
-                    break;
-            }
-            return true;
-        }
-
-        @Override
-        public void onItemCheckedStateChanged(ActionMode mode, int position, long id,
-                boolean checked) {
-            // ignore long clicks on groups
-            if (mDownloadList.isCurrentViewExpandableListView()) {
-                ExpandableListView ev = mDownloadList.getExpandableListView();
-                long pos = ev.getExpandableListPosition(position);
-                if (checked && (ExpandableListView.getPackedPositionType(pos) ==
-                        ExpandableListView.PACKED_POSITION_TYPE_GROUP)) {
-                    // ignore this click
-                    ev.setItemChecked(position, false);
-                    return;
-                }
-            }
-            mDownloadList.setActionModeTitle(mode);
-        }
-    }
-
-    void setActionModeTitle(ActionMode mode) {
-        int numSelected = mSelectedIds.size();
-        if (numSelected > 0) {
-            mode.setTitle(String.format(mSelectedCountFormat, numSelected,
-                    mCurrentCursor.getCount()));
-        } else {
-            mode.setTitle("");
-        }
-    }
-
-    private boolean haveCursors() {
-        return mDateSortedCursor != null && mSizeSortedCursor != null;
-    }
-
-    @Override
-    protected void onResume() {
-        super.onResume();
-        if (haveCursors()) {
-            mDateSortedCursor.registerContentObserver(mContentObserver);
-            mDateSortedCursor.registerDataSetObserver(mDataSetObserver);
-            refresh();
-        }
-    }
-
-    @Override
-    protected void onPause() {
-        super.onPause();
-        if (haveCursors()) {
-            mDateSortedCursor.unregisterContentObserver(mContentObserver);
-            mDateSortedCursor.unregisterDataSetObserver(mDataSetObserver);
-        }
-    }
-
-    private static final String BUNDLE_SAVED_DOWNLOAD_IDS = "download_ids";
-    private static final String BUNDLE_SAVED_FILENAMES = "filenames";
-    private static final String BUNDLE_SAVED_MIMETYPES = "mimetypes";
-    @Override
-    protected void onSaveInstanceState(Bundle outState) {
-        super.onSaveInstanceState(outState);
-        outState.putBoolean("isSortedBySize", mIsSortedBySize);
-        int len = mSelectedIds.size();
-        if (len == 0) {
-            return;
-        }
-        long[] selectedIds = new long[len];
-        String[] fileNames = new String[len];
-        String[] mimeTypes = new String[len];
-        int i = 0;
-        for (long id : mSelectedIds.keySet()) {
-            selectedIds[i] = id;
-            SelectionObjAttrs obj = mSelectedIds.get(id);
-            fileNames[i] = obj.getFileName();
-            mimeTypes[i] = obj.getMimeType();
-            i++;
-        }
-        outState.putLongArray(BUNDLE_SAVED_DOWNLOAD_IDS, selectedIds);
-        outState.putStringArray(BUNDLE_SAVED_FILENAMES, fileNames);
-        outState.putStringArray(BUNDLE_SAVED_MIMETYPES, mimeTypes);
-    }
-
-    @Override
-    protected void onRestoreInstanceState(Bundle savedInstanceState) {
-        super.onRestoreInstanceState(savedInstanceState);
-        mIsSortedBySize = savedInstanceState.getBoolean("isSortedBySize");
-        mSelectedIds.clear();
-        long[] selectedIds = savedInstanceState.getLongArray(BUNDLE_SAVED_DOWNLOAD_IDS);
-        String[] fileNames = savedInstanceState.getStringArray(BUNDLE_SAVED_FILENAMES);
-        String[] mimeTypes = savedInstanceState.getStringArray(BUNDLE_SAVED_MIMETYPES);
-        if (selectedIds != null && selectedIds.length > 0) {
-            for (int i = 0; i < selectedIds.length; i++) {
-                mSelectedIds.put(selectedIds[i], new SelectionObjAttrs(fileNames[i], mimeTypes[i]));
-            }
-        }
-        chooseListToShow();
-    }
-
-    /**
-     * Show the correct ListView and hide the other, or hide both and show the empty view.
-     */
-    private void chooseListToShow() {
-        mDateOrderedListView.setVisibility(View.GONE);
-        mSizeOrderedListView.setVisibility(View.GONE);
-
-        if (mDateSortedCursor == null || mDateSortedCursor.getCount() == 0) {
-            mEmptyView.setVisibility(View.VISIBLE);
-            mSortOption.setVisibility(View.GONE);
-        } else {
-            mEmptyView.setVisibility(View.GONE);
-            mSortOption.setVisibility(View.VISIBLE);
-            ListView lv = activeListView();
-            lv.setVisibility(View.VISIBLE);
-            lv.invalidateViews(); // ensure checkboxes get updated
-        }
-        // restore the ActionMode title if there are selections
-        if (mActionMode != null) {
-            setActionModeTitle(mActionMode);
-        }
-    }
-
-    ListView getCurrentView() {
-        return mCurrentView;
-    }
-
-    ExpandableListView getExpandableListView() {
-        return mDateOrderedListView;
-    }
-
-    boolean isCurrentViewExpandableListView() {
-        return mCurrentViewIsExpandableListView;
-    }
-
-    private ListView activeListView() {
-        if (mIsSortedBySize) {
-            mCurrentCursor = mSizeSortedCursor;
-            mCurrentView = mSizeOrderedListView;
-            setTitle(R.string.download_title_sorted_by_size);
-            mSortOption.setText(R.string.button_sort_by_date);
-            mCurrentViewIsExpandableListView = false;
-        } else {
-            mCurrentCursor = mDateSortedCursor;
-            mCurrentView = mDateOrderedListView;
-            setTitle(R.string.download_title_sorted_by_date);
-            mSortOption.setText(R.string.button_sort_by_size);
-            mCurrentViewIsExpandableListView = true;
-        }
-        if (mActionMode != null) {
-            mActionMode.finish();
-        }
-        return mCurrentView;
-    }
-
-    /**
-     * @return an OnClickListener to delete the given downloadId from the Download Manager
-     */
-    private DialogInterface.OnClickListener getDeleteClickHandler(final long downloadId) {
-        return new DialogInterface.OnClickListener() {
-            @Override
-            public void onClick(DialogInterface dialog, int which) {
-                deleteDownload(downloadId);
-            }
-        };
-    }
-
-    /**
-     * @return an OnClickListener to restart the given downloadId in the Download Manager
-     */
-    private DialogInterface.OnClickListener getRestartClickHandler(final long downloadId) {
-        return new DialogInterface.OnClickListener() {
-            @Override
-            public void onClick(DialogInterface dialog, int which) {
-                mDownloadManager.restartDownload(downloadId);
-            }
-        };
-    }
-
-    /**
-     * Send an Intent to open the download currently pointed to by the given cursor.
-     */
-    private void openCurrentDownload(Cursor cursor) {
-        final Uri localUri = Uri.parse(cursor.getString(mLocalUriColumnId));
-        try {
-            getContentResolver().openFileDescriptor(localUri, "r").close();
-        } catch (FileNotFoundException exc) {
-            Log.d(LOG_TAG, "Failed to open download " + cursor.getLong(mIdColumnId), exc);
-            showFailedDialog(cursor.getLong(mIdColumnId),
-                    getString(R.string.dialog_file_missing_body));
-            return;
-        } catch (IOException exc) {
-            // close() failed, not a problem
-        }
-
-        final long id = cursor.getLong(cursor.getColumnIndexOrThrow(BaseColumns._ID));
-        if (!OpenHelper.startViewIntent(this, id, 0)) {
-            Toast.makeText(this, R.string.download_no_application_title, Toast.LENGTH_SHORT).show();
-        }
-    }
-
-    private void handleItemClick(Cursor cursor) {
-        long id = cursor.getInt(mIdColumnId);
-        switch (cursor.getInt(mStatusColumnId)) {
-            case DownloadManager.STATUS_PENDING:
-            case DownloadManager.STATUS_RUNNING:
-                sendRunningDownloadClickedBroadcast(id);
-                break;
-
-            case DownloadManager.STATUS_PAUSED:
-                if (isPausedForWifi(cursor)) {
-                    mQueuedDownloadId = id;
-                    mQueuedDialog = new AlertDialog.Builder(this)
-                            .setTitle(R.string.dialog_title_queued_body)
-                            .setMessage(R.string.dialog_queued_body)
-                            .setPositiveButton(R.string.keep_queued_download, null)
-                            .setNegativeButton(R.string.remove_download, getDeleteClickHandler(id))
-                            .setOnCancelListener(new DialogInterface.OnCancelListener() {
-                                /**
-                                 * Called when a dialog for a pending download is canceled.
-                                 */
-                                @Override
-                                public void onCancel(DialogInterface dialog) {
-                                    mQueuedDownloadId = null;
-                                    mQueuedDialog = null;
-                                }
-                            })
-                            .show();
-                } else {
-                    sendRunningDownloadClickedBroadcast(id);
-                }
-                break;
-
-            case DownloadManager.STATUS_SUCCESSFUL:
-                openCurrentDownload(cursor);
-                break;
-
-            case DownloadManager.STATUS_FAILED:
-                showFailedDialog(id, getErrorMessage(cursor));
-                break;
-        }
-    }
-
-    /**
-     * @return the appropriate error message for the failed download pointed to by cursor
-     */
-    private String getErrorMessage(Cursor cursor) {
-        switch (cursor.getInt(mReasonColumndId)) {
-            case DownloadManager.ERROR_FILE_ALREADY_EXISTS:
-                if (isOnExternalStorage(cursor)) {
-                    return getString(R.string.dialog_file_already_exists);
-                } else {
-                    // the download manager should always find a free filename for cache downloads,
-                    // so this indicates a strange internal error
-                    return getUnknownErrorMessage();
-                }
-
-            case DownloadManager.ERROR_INSUFFICIENT_SPACE:
-                if (isOnExternalStorage(cursor)) {
-                    return getString(R.string.dialog_insufficient_space_on_external);
-                } else {
-                    return getString(R.string.dialog_insufficient_space_on_cache);
-                }
-
-            case DownloadManager.ERROR_DEVICE_NOT_FOUND:
-                return getString(R.string.dialog_media_not_found);
-
-            case DownloadManager.ERROR_CANNOT_RESUME:
-                return getString(R.string.dialog_cannot_resume);
-
-            default:
-                return getUnknownErrorMessage();
-        }
-    }
-
-    private boolean isOnExternalStorage(Cursor cursor) {
-        String localUriString = cursor.getString(mLocalUriColumnId);
-        if (localUriString == null) {
-            return false;
-        }
-        Uri localUri = Uri.parse(localUriString);
-        if (!localUri.getScheme().equals("file")) {
-            return false;
-        }
-        String path = localUri.getPath();
-        String externalRoot = Environment.getExternalStorageDirectory().getPath();
-        return path.startsWith(externalRoot);
-    }
-
-    private String getUnknownErrorMessage() {
-        return getString(R.string.dialog_failed_body);
-    }
-
-    private void showFailedDialog(long downloadId, String dialogBody) {
-        new AlertDialog.Builder(this)
-                .setTitle(R.string.dialog_title_not_available)
-                .setMessage(dialogBody)
-                .setNegativeButton(R.string.delete_download, getDeleteClickHandler(downloadId))
-                .setPositiveButton(R.string.retry_download, getRestartClickHandler(downloadId))
-                .show();
-    }
-
-    private void sendRunningDownloadClickedBroadcast(long id) {
-        final Intent intent = new Intent(Constants.ACTION_LIST);
-        intent.setPackage(Constants.PROVIDER_PACKAGE_NAME);
-        intent.putExtra(DownloadManager.EXTRA_NOTIFICATION_CLICK_DOWNLOAD_IDS,
-                new long[] { id });
-        sendBroadcast(intent);
-    }
-
-    // handle a click on one of the download item checkboxes
-    public void onDownloadSelectionChanged(long downloadId, boolean isSelected,
-            String fileName, String mimeType) {
-        if (isSelected) {
-            mSelectedIds.put(downloadId, new SelectionObjAttrs(fileName, mimeType));
-        } else {
-            mSelectedIds.remove(downloadId);
-        }
-    }
-
-    /**
-     * Requery the database and update the UI.
-     */
-    private void refresh() {
-        mDateSortedCursor.requery();
-        mSizeSortedCursor.requery();
-        // Adapters get notification of changes and update automatically
-    }
-
-    /**
-     * Delete a download from the Download Manager.
-     */
-    private void deleteDownload(long downloadId) {
-        // let DownloadService do the job of cleaning up the downloads db, mediaprovider db,
-        // and removal of file from sdcard
-        // TODO do the following in asynctask - not on main thread.
-        mDownloadManager.markRowDeleted(downloadId);
-    }
-
-    public boolean isDownloadSelected(long id) {
-        return mSelectedIds.containsKey(id);
-    }
-
-    /**
-     * Called when there's a change to the downloads database.
-     */
-    void handleDownloadsChanged() {
-        checkSelectionForDeletedEntries();
-
-        if (mQueuedDownloadId != null && moveToDownload(mQueuedDownloadId)) {
-            if (mDateSortedCursor.getInt(mStatusColumnId) != DownloadManager.STATUS_PAUSED
-                    || !isPausedForWifi(mDateSortedCursor)) {
-                mQueuedDialog.cancel();
-            }
-        }
-    }
-
-    private boolean isPausedForWifi(Cursor cursor) {
-        return cursor.getInt(mReasonColumndId) == DownloadManager.PAUSED_QUEUED_FOR_WIFI;
-    }
-
-    /**
-     * Check if any of the selected downloads have been deleted from the downloads database, and
-     * remove such downloads from the selection.
-     */
-    private void checkSelectionForDeletedEntries() {
-        // gather all existing IDs...
-        Set<Long> allIds = new HashSet<Long>();
-        for (mDateSortedCursor.moveToFirst(); !mDateSortedCursor.isAfterLast();
-                mDateSortedCursor.moveToNext()) {
-            allIds.add(mDateSortedCursor.getLong(mIdColumnId));
-        }
-
-        // ...and check if any selected IDs are now missing
-        for (Iterator<Long> iterator = mSelectedIds.keySet().iterator(); iterator.hasNext(); ) {
-            if (!allIds.contains(iterator.next())) {
-                iterator.remove();
-            }
-        }
-    }
-
-    /**
-     * Move {@link #mDateSortedCursor} to the download with the given ID.
-     * @return true if the specified download ID was found; false otherwise
-     */
-    private boolean moveToDownload(long downloadId) {
-        for (mDateSortedCursor.moveToFirst(); !mDateSortedCursor.isAfterLast();
-                mDateSortedCursor.moveToNext()) {
-            if (mDateSortedCursor.getLong(mIdColumnId) == downloadId) {
-                return true;
-            }
-        }
-        return false;
-    }
-
-    /**
-     * handle share menu button click when one more files are selected for sharing
-     */
-    public boolean shareDownloadedFiles() {
-        Intent intent = new Intent();
-        if (mSelectedIds.size() > 1) {
-            intent.setAction(Intent.ACTION_SEND_MULTIPLE);
-            ArrayList<Parcelable> attachments = new ArrayList<Parcelable>();
-            ArrayList<String> mimeTypes = new ArrayList<String>();
-            for (Map.Entry<Long, SelectionObjAttrs> item : mSelectedIds.entrySet()) {
-                final Uri uri = ContentUris.withAppendedId(
-                        Downloads.Impl.ALL_DOWNLOADS_CONTENT_URI, item.getKey());
-                final String mimeType = item.getValue().getMimeType();
-                attachments.add(uri);
-                if (mimeType != null) {
-                    mimeTypes.add(mimeType);
-                }
-            }
-            intent.putParcelableArrayListExtra(Intent.EXTRA_STREAM, attachments);
-            intent.setType(findCommonMimeType(mimeTypes));
-        } else {
-            // get the entry
-            // since there is ONLY one entry in this, we can do the following
-            for (Map.Entry<Long, SelectionObjAttrs> item : mSelectedIds.entrySet()) {
-                final Uri uri = ContentUris.withAppendedId(
-                        Downloads.Impl.ALL_DOWNLOADS_CONTENT_URI, item.getKey());
-                final String mimeType = item.getValue().getMimeType();
-                intent.setAction(Intent.ACTION_SEND);
-                intent.putExtra(Intent.EXTRA_STREAM, uri);
-                intent.setType(mimeType);
-            }
-        }
-        intent = Intent.createChooser(intent, getText(R.string.download_share_dialog));
-        startActivity(intent);
-        return true;
-    }
-
-    private String findCommonMimeType(ArrayList<String> mimeTypes) {
-        // are all mimeypes the same?
-        String str = findCommonString(mimeTypes);
-        if (str != null) {
-            return str;
-        }
-
-        // are all prefixes of the given mimetypes the same?
-        ArrayList<String> mimeTypePrefixes = new ArrayList<String>();
-        for (String s : mimeTypes) {
-            if (s != null) {
-                mimeTypePrefixes.add(s.substring(0, s.indexOf('/')));
-            }
-        }
-        str = findCommonString(mimeTypePrefixes);
-        if (str != null) {
-            return str + "/*";
-        }
-
-        // return generic mimetype
-        return "*/*";
-    }
-    private String findCommonString(Collection<String> set) {
-        String str = null;
-        boolean found = true;
-        for (String s : set) {
-            if (str == null) {
-                str = s;
-            } else if (!str.equals(s)) {
-                found = false;
-                break;
-            }
-        }
-        return (found) ? str : null;
-    }
 }