mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
582 lines
22 KiB
Java
582 lines
22 KiB
Java
/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.gecko;
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import android.app.Activity;
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import android.content.Context;
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import android.widget.ListView;
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import android.widget.ImageView;
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import android.widget.TextView;
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import android.view.View;
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import android.view.ContextMenu;
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import android.view.ContextMenu.ContextMenuInfo;
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import android.view.MenuItem;
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import android.view.View.OnClickListener;
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import android.view.View.OnLongClickListener;
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import android.app.Activity;
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import android.widget.AdapterView;
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import android.database.Cursor;
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import android.widget.AdapterView;
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import android.util.Log;
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import android.text.TextUtils;
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import android.widget.Toast;
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import android.widget.SimpleCursorAdapter;
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import android.widget.LinearLayout;
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import android.widget.TabHost.TabContentFactory;
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import android.view.LayoutInflater;
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import android.view.ViewGroup;
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import android.graphics.drawable.Drawable;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.content.Intent;
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import android.widget.FilterQueryProvider;
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import android.os.AsyncTask;
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import android.os.SystemClock;
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import android.view.MenuInflater;
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import android.widget.TabHost;
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import android.view.ContextMenu;
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import android.view.ContextMenu.ContextMenuInfo;
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import java.io.ByteArrayInputStream;
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import java.io.IOException;
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import java.util.ArrayList;
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import org.json.JSONArray;
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import org.json.JSONObject;
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import org.json.JSONException;
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import org.mozilla.gecko.AwesomeBar.ContextMenuSubject;
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import org.mozilla.gecko.db.BrowserDB;
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import org.mozilla.gecko.db.BrowserDB.URLColumns;
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import org.mozilla.gecko.db.BrowserContract.Combined;
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public class AllPagesTab extends AwesomeBarTab implements GeckoEventListener {
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public static final String LOGTAG = "ALL_PAGES";
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private static final String TAG = "allPages";
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private static final int SUGGESTION_TIMEOUT = 3000;
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private static final int SUGGESTION_MAX = 3;
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private String mSearchTerm;
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private ArrayList<SearchEngine> mSearchEngines;
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private SuggestClient mSuggestClient;
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private AsyncTask<String, Void, ArrayList<String>> mSuggestTask;
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private ListView mView = null;
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private AwesomeBarCursorAdapter mCursorAdapter = null;
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private class SearchEntryViewHolder {
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public FlowLayout suggestionView;
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public ImageView iconView;
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public LinearLayout userEnteredView;
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public TextView userEnteredTextView;
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}
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public AllPagesTab(Context context) {
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super(context);
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mSearchEngines = new ArrayList<SearchEngine>();
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GeckoAppShell.registerGeckoEventListener("SearchEngines:Data", this);
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GeckoAppShell.sendEventToGecko(GeckoEvent.createBroadcastEvent("SearchEngines:Get", null));
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}
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public boolean onBackPressed() {
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return false;
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}
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public TabContentFactory getFactory() {
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return new TabContentFactory() {
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public View createTabContent(String tag) {
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final ListView list = getListView();
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list.setOnItemClickListener(new AdapterView.OnItemClickListener() {
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public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
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handleItemClick(parent, view, position, id);
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}
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});
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return list;
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}
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};
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}
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public int getTitleStringId() {
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return R.string.awesomebar_all_pages_title;
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}
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public String getTag() {
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return TAG;
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}
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public ListView getListView() {
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if (mView == null) {
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mView = (ListView) (LayoutInflater.from(mContext).inflate(R.layout.awesomebar_list, null));
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((Activity)mContext).registerForContextMenu(mView);
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mView.setTag(TAG);
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AwesomeBarCursorAdapter adapter = getCursorAdapter();
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mView.setAdapter(adapter);
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mView.setOnTouchListener(mListListener);
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}
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return mView;
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}
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public void destroy() {
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AwesomeBarCursorAdapter adapter = getCursorAdapter();
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GeckoAppShell.unregisterGeckoEventListener("SearchEngines:Data", this);
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if (adapter == null) {
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return;
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}
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Cursor cursor = adapter.getCursor();
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if (cursor != null)
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cursor.close();
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}
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public void filter(String searchTerm) {
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AwesomeBarCursorAdapter adapter = getCursorAdapter();
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adapter.filter(searchTerm);
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// cancel previous query
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if (mSuggestTask != null) {
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mSuggestTask.cancel(true);
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}
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if (mSuggestClient != null) {
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mSuggestTask = new AsyncTask<String, Void, ArrayList<String>>() {
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protected ArrayList<String> doInBackground(String... query) {
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return mSuggestClient.query(query[0]);
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}
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protected void onPostExecute(ArrayList<String> suggestions) {
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setSuggestions(suggestions);
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}
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};
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mSuggestTask.execute(searchTerm);
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}
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}
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protected AwesomeBarCursorAdapter getCursorAdapter() {
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if (mCursorAdapter == null) {
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// Load the list using a custom adapter so we can create the bitmaps
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mCursorAdapter = new AwesomeBarCursorAdapter(mContext);
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mCursorAdapter.setFilterQueryProvider(new FilterQueryProvider() {
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public Cursor runQuery(CharSequence constraint) {
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long start = SystemClock.uptimeMillis();
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Cursor c = BrowserDB.filter(getContentResolver(), constraint, MAX_RESULTS);
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c.getCount();
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long end = SystemClock.uptimeMillis();
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Log.i(LOGTAG, "Got cursor in " + (end - start) + "ms");
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return c;
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}
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});
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}
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return mCursorAdapter;
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}
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private interface AwesomeBarItem {
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public void onClick();
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}
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private class AwesomeBarCursorItem implements AwesomeBarItem {
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private Cursor mCursor;
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public AwesomeBarCursorItem(Cursor cursor) {
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mCursor = cursor;
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}
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public Cursor getCursor() {
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return mCursor;
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}
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public void onClick() {
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AwesomeBarTabs.OnUrlOpenListener listener = getUrlListener();
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if (listener == null)
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return;
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String url = mCursor.getString(mCursor.getColumnIndexOrThrow(URLColumns.URL));
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int display = mCursor.getInt(mCursor.getColumnIndexOrThrow(Combined.DISPLAY));
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if (display == Combined.DISPLAY_READER) {
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url = getReaderForUrl(url);
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}
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listener.onUrlOpen(url);
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}
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}
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private class AwesomeBarSearchEngineItem implements AwesomeBarItem {
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private String mSearchEngine;
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public AwesomeBarSearchEngineItem(String searchEngine) {
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mSearchEngine = searchEngine;
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}
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public void onClick() {
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AwesomeBarTabs.OnUrlOpenListener listener = getUrlListener();
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if (listener != null)
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listener.onSearch(mSearchEngine, mSearchTerm);
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}
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}
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private class AwesomeBarCursorAdapter extends SimpleCursorAdapter {
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private static final int ROW_SEARCH = 0;
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private static final int ROW_STANDARD = 1;
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public AwesomeBarCursorAdapter(Context context) {
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super(context, -1, null, new String[] {}, new int[] {});
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mSearchTerm = "";
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}
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public void filter(String searchTerm) {
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mSearchTerm = searchTerm;
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getFilter().filter(searchTerm);
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}
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private int getSuggestEngineCount() {
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return (mSearchTerm.length() == 0 || mSuggestClient == null) ? 0 : 1;
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}
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// Add the search engines to the number of reported results.
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@Override
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public int getCount() {
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final int resultCount = super.getCount();
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// don't show search engines or suggestions if search field is empty
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if (mSearchTerm.length() == 0)
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return resultCount;
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return resultCount + mSearchEngines.size();
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}
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// If an item is part of the cursor result set, return that entry.
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// Otherwise, return the search engine data.
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@Override
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public Object getItem(int position) {
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int engineIndex = getEngineIndex(position);
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if (engineIndex == -1) {
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// return awesomebar result
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position -= getSuggestEngineCount();
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return new AwesomeBarCursorItem((Cursor) super.getItem(position));
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}
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// return search engine
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return new AwesomeBarSearchEngineItem(mSearchEngines.get(engineIndex).name);
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}
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private int getEngineIndex(int position) {
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final int resultCount = super.getCount();
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final int suggestEngineCount = getSuggestEngineCount();
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// return suggest engine index
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if (position < suggestEngineCount)
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return position;
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// not an engine
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if (position - suggestEngineCount < resultCount)
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return -1;
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// return search engine index
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return position - resultCount;
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}
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@Override
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public int getItemViewType(int position) {
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return getEngineIndex(position) == -1 ? ROW_STANDARD : ROW_SEARCH;
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}
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@Override
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public int getViewTypeCount() {
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// view can be either a standard awesomebar row or a search engine row
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return 2;
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}
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@Override
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public boolean isEnabled(int position) {
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// If the suggestion row only contains one item (the user-entered
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// query), allow the entire row to be clickable; clicking the row
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// has the same effect as clicking the single suggestion. If the
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// row contains multiple items, clicking the row will do nothing.
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int index = getEngineIndex(position);
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if (index != -1)
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return mSearchEngines.get(index).suggestions.isEmpty();
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return true;
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}
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@Override
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public View getView(int position, View convertView, ViewGroup parent) {
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if (getItemViewType(position) == ROW_SEARCH) {
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SearchEntryViewHolder viewHolder = null;
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if (convertView == null) {
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convertView = getInflater().inflate(R.layout.awesomebar_suggestion_row, null);
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viewHolder = new SearchEntryViewHolder();
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viewHolder.suggestionView = (FlowLayout) convertView.findViewById(R.id.suggestion_layout);
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viewHolder.iconView = (ImageView) convertView.findViewById(R.id.suggestion_icon);
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viewHolder.userEnteredView = (LinearLayout) convertView.findViewById(R.id.suggestion_user_entered);
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viewHolder.userEnteredTextView = (TextView) convertView.findViewById(R.id.suggestion_text);
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convertView.setTag(viewHolder);
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} else {
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viewHolder = (SearchEntryViewHolder) convertView.getTag();
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}
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bindSearchEngineView(mSearchEngines.get(getEngineIndex(position)), viewHolder);
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} else {
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AwesomeEntryViewHolder viewHolder = null;
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if (convertView == null) {
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convertView = getInflater().inflate(R.layout.awesomebar_row, null);
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viewHolder = new AwesomeEntryViewHolder();
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viewHolder.titleView = (TextView) convertView.findViewById(R.id.title);
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viewHolder.urlView = (TextView) convertView.findViewById(R.id.url);
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viewHolder.faviconView = (ImageView) convertView.findViewById(R.id.favicon);
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viewHolder.bookmarkIconView = (ImageView) convertView.findViewById(R.id.bookmark_icon);
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convertView.setTag(viewHolder);
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} else {
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viewHolder = (AwesomeEntryViewHolder) convertView.getTag();
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}
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position -= getSuggestEngineCount();
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Cursor cursor = getCursor();
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if (!cursor.moveToPosition(position))
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throw new IllegalStateException("Couldn't move cursor to position " + position);
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updateTitle(viewHolder.titleView, cursor);
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updateUrl(viewHolder.urlView, cursor);
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updateFavicon(viewHolder.faviconView, cursor);
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updateBookmarkIcon(viewHolder.bookmarkIconView, cursor);
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}
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return convertView;
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}
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private void bindSearchEngineView(final SearchEngine engine, SearchEntryViewHolder viewHolder) {
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// when a suggestion is clicked, do a search
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OnClickListener clickListener = new OnClickListener() {
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public void onClick(View v) {
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AwesomeBarTabs.OnUrlOpenListener listener = getUrlListener();
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if (listener != null) {
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String suggestion = ((TextView) v.findViewById(R.id.suggestion_text)).getText().toString();
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listener.onSearch(engine.name, suggestion);
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}
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}
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};
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// when a suggestion is long-clicked, copy the suggestion into the URL EditText
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OnLongClickListener longClickListener = new OnLongClickListener() {
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public boolean onLongClick(View v) {
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AwesomeBarTabs.OnUrlOpenListener listener = getUrlListener();
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if (listener != null) {
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String suggestion = ((TextView) v.findViewById(R.id.suggestion_text)).getText().toString();
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listener.onEditSuggestion(suggestion);
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return true;
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}
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return false;
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}
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};
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// set the search engine icon (e.g., Google) for the row
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FlowLayout suggestionView = viewHolder.suggestionView;
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viewHolder.iconView.setImageDrawable(engine.icon);
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// user-entered search term is first suggestion
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viewHolder.userEnteredTextView.setText(mSearchTerm);
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viewHolder.userEnteredView.setOnClickListener(clickListener);
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// add additional suggestions given by this engine
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int recycledSuggestionCount = suggestionView.getChildCount();
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int suggestionCount = engine.suggestions.size();
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int i = 0;
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for (i = 0; i < suggestionCount; i++) {
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String suggestion = engine.suggestions.get(i);
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View suggestionItem = null;
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// reuse suggestion views from recycled view, if possible
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if (i+1 < recycledSuggestionCount) {
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suggestionItem = suggestionView.getChildAt(i+1);
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suggestionItem.setVisibility(View.VISIBLE);
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} else {
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suggestionItem = getInflater().inflate(R.layout.awesomebar_suggestion_item, null);
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((ImageView) suggestionItem.findViewById(R.id.suggestion_magnifier)).setVisibility(View.GONE);
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suggestionView.addView(suggestionItem);
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}
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((TextView) suggestionItem.findViewById(R.id.suggestion_text)).setText(suggestion);
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suggestionItem.setOnClickListener(clickListener);
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suggestionItem.setOnLongClickListener(longClickListener);
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}
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// hide extra suggestions that have been recycled
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for (++i; i < recycledSuggestionCount; i++) {
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suggestionView.getChildAt(i).setVisibility(View.GONE);
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}
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}
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};
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private class SearchEngine {
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public String name;
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public Drawable icon;
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public ArrayList<String> suggestions;
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public SearchEngine(String name) {
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this(name, null);
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}
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public SearchEngine(String name, Drawable icon) {
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this.name = name;
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this.icon = icon;
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this.suggestions = new ArrayList<String>();
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}
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};
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/**
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* Sets suggestions associated with the current suggest engine.
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* If there is no suggest engine, this does nothing.
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*/
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public void setSuggestions(final ArrayList<String> suggestions) {
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if (mSuggestClient != null) {
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mSearchEngines.get(0).suggestions = suggestions;
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getCursorAdapter().notifyDataSetChanged();
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}
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}
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/**
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* Sets search engines to be shown for user-entered queries.
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*/
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public void setSearchEngines(JSONObject data) {
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try {
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String suggestEngine = data.isNull("suggestEngine") ? null : data.getString("suggestEngine");
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String suggestTemplate = data.isNull("suggestTemplate") ? null : data.getString("suggestTemplate");
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JSONArray engines = data.getJSONArray("searchEngines");
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mSearchEngines = new ArrayList<SearchEngine>();
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for (int i = 0; i < engines.length(); i++) {
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JSONObject engineJSON = engines.getJSONObject(i);
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String name = engineJSON.getString("name");
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String iconURI = engineJSON.getString("iconURI");
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Drawable icon = getDrawableFromDataURI(iconURI);
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if (name.equals(suggestEngine) && suggestTemplate != null) {
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// suggest engine should be at the front of the list
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mSearchEngines.add(0, new SearchEngine(name, icon));
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mSuggestClient = new SuggestClient(GeckoApp.mAppContext, suggestTemplate, SUGGESTION_TIMEOUT, SUGGESTION_MAX);
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} else {
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mSearchEngines.add(new SearchEngine(name, icon));
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}
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}
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} catch (JSONException e) {
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Log.e(LOGTAG, "Error getting search engine JSON", e);
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}
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filter(mSearchTerm);
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}
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private Drawable getDrawableFromDataURI(String dataURI) {
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String base64 = dataURI.substring(dataURI.indexOf(',') + 1);
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Drawable drawable = null;
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try {
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byte[] bytes = GeckoAppShell.decodeBase64(base64, GeckoAppShell.BASE64_DEFAULT);
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ByteArrayInputStream stream = new ByteArrayInputStream(bytes);
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drawable = Drawable.createFromStream(stream, "src");
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stream.close();
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} catch (IllegalArgumentException e) {
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Log.i(LOGTAG, "exception while decoding drawable: " + base64, e);
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} catch (IOException e) { }
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return drawable;
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}
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public void handleMessage(String event, final JSONObject message) {
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if (event.equals("SearchEngines:Data")) {
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GeckoAppShell.getMainHandler().post(new Runnable() {
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public void run() {
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setSearchEngines(message);
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}
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});
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}
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}
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public void handleItemClick(AdapterView<?> parent, View view, int position, long id) {
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ListView listview = getListView();
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if (listview == null)
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return;
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AwesomeBarItem item = (AwesomeBarItem)listview.getItemAtPosition(position);
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item.onClick();
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}
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protected void updateBookmarkIcon(ImageView bookmarkIconView, Cursor cursor) {
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int bookmarkIdIndex = cursor.getColumnIndexOrThrow(Combined.BOOKMARK_ID);
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long id = cursor.getLong(bookmarkIdIndex);
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int displayIndex = cursor.getColumnIndexOrThrow(Combined.DISPLAY);
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int display = cursor.getInt(displayIndex);
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// The bookmark id will be 0 (null in database) when the url
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// is not a bookmark.
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int visibility = (id == 0 ? View.GONE : View.VISIBLE);
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bookmarkIconView.setVisibility(visibility);
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if (display == Combined.DISPLAY_READER) {
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bookmarkIconView.setImageResource(R.drawable.ic_awesomebar_reader);
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} else {
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bookmarkIconView.setImageResource(R.drawable.ic_awesomebar_star);
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}
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}
|
|
|
|
public ContextMenuSubject getSubject(ContextMenu menu, View view, ContextMenuInfo menuInfo) {
|
|
ContextMenuSubject subject = null;
|
|
|
|
if (!(menuInfo instanceof AdapterView.AdapterContextMenuInfo)) {
|
|
Log.e(LOGTAG, "menuInfo is not AdapterContextMenuInfo");
|
|
return subject;
|
|
}
|
|
|
|
ListView list = (ListView)view;
|
|
AdapterView.AdapterContextMenuInfo info = (AdapterView.AdapterContextMenuInfo) menuInfo;
|
|
Object selectedItem = list.getItemAtPosition(info.position);
|
|
|
|
if (!(selectedItem instanceof AwesomeBarCursorItem)) {
|
|
Log.e(LOGTAG, "item at " + info.position + " is a search item");
|
|
return subject;
|
|
}
|
|
|
|
Cursor cursor = ((AwesomeBarCursorItem) selectedItem).getCursor();
|
|
|
|
// Don't show the context menu for folders
|
|
String keyword = null;
|
|
int keywordCol = cursor.getColumnIndex(URLColumns.KEYWORD);
|
|
if (keywordCol != -1)
|
|
keyword = cursor.getString(keywordCol);
|
|
|
|
// Use the bookmark id for the Bookmarks tab and the history id for the Top Sites tab
|
|
int id = cursor.getInt(cursor.getColumnIndexOrThrow(Combined._ID));
|
|
|
|
subject = new ContextMenuSubject(id,
|
|
cursor.getString(cursor.getColumnIndexOrThrow(URLColumns.URL)),
|
|
cursor.getBlob(cursor.getColumnIndexOrThrow(URLColumns.FAVICON)),
|
|
cursor.getString(cursor.getColumnIndexOrThrow(URLColumns.TITLE)),
|
|
keyword);
|
|
|
|
if (subject == null)
|
|
return subject;
|
|
|
|
MenuInflater inflater = new MenuInflater(mContext);
|
|
inflater.inflate(R.menu.awesomebar_contextmenu, menu);
|
|
menu.findItem(R.id.remove_bookmark).setVisible(false);
|
|
menu.findItem(R.id.edit_bookmark).setVisible(false);
|
|
|
|
// Hide "Remove" item if there isn't a valid history ID
|
|
if (subject.id < 0)
|
|
menu.findItem(R.id.remove_history).setVisible(false);
|
|
|
|
menu.setHeaderTitle(subject.title);
|
|
return subject;
|
|
}
|
|
}
|