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authorThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:49 -0800
committerThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:49 -0800
commit8611831e36b71c844a14788998728f3cd625b833 (patch)
tree4b825dc642cb6eb9a060e54bf8d69288fbee4904 /src/com/android/browser/MostVisitedActivity.java
parent1658a9bc00a3bd692908dcd5b9eb550a49f8f5ec (diff)
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auto import from //depot/cupcake/@135843
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diff --git a/src/com/android/browser/MostVisitedActivity.java b/src/com/android/browser/MostVisitedActivity.java
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--- a/src/com/android/browser/MostVisitedActivity.java
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-/*
- * Copyright (C) 2009 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.browser;
-
-import android.app.Activity;
-import android.app.ListActivity;
-import android.content.Intent;
-import android.database.ContentObserver;
-import android.database.Cursor;
-import android.database.DataSetObserver;
-import android.graphics.Bitmap;
-import android.os.Bundle;
-import android.os.Handler;
-import android.provider.Browser;
-import android.webkit.WebIconDatabase.IconListener;
-import android.widget.ListAdapter;
-import android.widget.ListView;
-import android.widget.SimpleCursorAdapter;
-import android.widget.TextView;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.view.ViewGroup.LayoutParams;
-
-import java.util.Vector;
-
-public class MostVisitedActivity extends ListActivity {
-
- private MyAdapter mAdapter;
-
- @Override
- public void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- mAdapter = new MyAdapter();
- CombinedBookmarkHistoryActivity.getIconListenerSet(getContentResolver())
- .addListener(new IconReceiver());
- setListAdapter(mAdapter);
- ListView list = getListView();
- LayoutInflater factory = LayoutInflater.from(this);
- View v = factory.inflate(R.layout.empty_history, null);
- addContentView(v, new LayoutParams(LayoutParams.FILL_PARENT,
- LayoutParams.FILL_PARENT));
- list.setEmptyView(v);
- }
-
- private class IconReceiver implements IconListener {
- public void onReceivedIcon(String url, Bitmap icon) {
- setListAdapter(mAdapter);
- }
- }
-
- protected void onListItemClick(ListView l, View v, int position, long id) {
- TextView tv = (TextView) v.findViewById(R.id.url);
- String url = tv.getText().toString();
- loadUrl(url, false);
- }
-
- private void loadUrl(String url, boolean newWindow) {
- Intent intent = new Intent().setAction(url);
- if (newWindow) {
- Bundle b = new Bundle();
- b.putBoolean("new_window", true);
- intent.putExtras(b);
- }
- setResultToParent(RESULT_OK, intent);
- finish();
- }
-
- private class MyAdapter implements ListAdapter {
- private Vector<DataSetObserver> mObservers;
- private Cursor mCursor;
- // These correspond with projection below.
- private final int mUrlIndex = 0;
- private final int mTitleIndex = 1;
- private final int mBookmarkIndex = 2;
-
- MyAdapter() {
- mObservers = new Vector<DataSetObserver>();
- String[] projection = new String[] {
- Browser.BookmarkColumns.URL,
- Browser.BookmarkColumns.TITLE,
- Browser.BookmarkColumns.BOOKMARK };
- String whereClause = Browser.BookmarkColumns.VISITS + " != 0";
- String orderBy = Browser.BookmarkColumns.VISITS + " DESC";
- mCursor = managedQuery(Browser.BOOKMARKS_URI, projection,
- whereClause, null, orderBy);
- mCursor.registerContentObserver(new ChangeObserver());
- }
-
- private class ChangeObserver extends ContentObserver {
- public ChangeObserver() {
- super(new Handler());
- }
-
- @Override
- public boolean deliverSelfNotifications() {
- return true;
- }
-
- @Override
- public void onChange(boolean selfChange) {
- MyAdapter.this.refreshData();
- }
- }
-
- void refreshData() {
- mCursor.requery();
- for (DataSetObserver o : mObservers) {
- o.onChanged();
- }
- }
-
- public View getView(int position, View convertView, ViewGroup parent) {
- HistoryItem item;
- if (null == convertView) {
- item = new HistoryItem(MostVisitedActivity.this);
- } else {
- item = (HistoryItem) convertView;
- }
- mCursor.moveToPosition(position);
- item.setName(mCursor.getString(mTitleIndex));
- String url = mCursor.getString(mUrlIndex);
- item.setUrl(url);
- item.setFavicon(CombinedBookmarkHistoryActivity.getIconListenerSet(
- getContentResolver()).getFavicon(url));
- item.setIsBookmark(1 == mCursor.getInt(mBookmarkIndex));
- return item;
- }
-
- public boolean areAllItemsEnabled() {
- return true;
- }
-
- public boolean isEnabled(int position) {
- return true;
- }
-
- public int getCount() {
- return mCursor.getCount();
- }
-
- public Object getItem(int position) {
- return null;
- }
-
- public long getItemId(int position) {
- return position;
- }
-
- // Always a HistoryItem
- public int getItemViewType(int position) {
- return 0;
- }
-
- public int getViewTypeCount() {
- return 1;
- }
-
- public boolean hasStableIds() {
- return true;
- }
-
- public void registerDataSetObserver(DataSetObserver observer) {
- mObservers.add(observer);
- }
-
- public void unregisterDataSetObserver(DataSetObserver observer) {
- mObservers.remove(observer);
- }
-
- public boolean isEmpty() {
- return getCount() == 0;
- }
- }
-
- // This Activity is generally a sub-Activity of CombinedHistoryActivity. In
- // that situation, we need to pass our result code up to our parent.
- // However, if someone calls this Activity directly, then this has no
- // parent, and it needs to set it on itself.
- private void setResultToParent(int resultCode, Intent data) {
- Activity a = getParent() == null ? this : getParent();
- a.setResult(resultCode, data);
- }
-}
-