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gecko/mobile/android/base/AwesomeBarTabs.java

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/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Android code.
*
* The Initial Developer of the Original Code is Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2009-2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Lucas Rocha <lucasr@mozilla.com>
* Margaret Leibovic <margaret.leibovic@gmail.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
package org.mozilla.gecko;
import android.content.ContentResolver;
import android.content.Context;
import android.content.res.Resources;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Color;
import android.graphics.LightingColorFilter;
import android.graphics.drawable.Drawable;
import android.os.AsyncTask;
import android.os.SystemClock;
import android.text.TextUtils;
import android.util.AttributeSet;
import android.util.Log;
import android.util.Pair;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.view.inputmethod.InputMethodManager;
import android.widget.AdapterView;
import android.widget.ExpandableListView;
import android.widget.FilterQueryProvider;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.SimpleCursorAdapter;
import android.widget.SimpleExpandableListAdapter;
import android.widget.TabHost;
import android.widget.TextView;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.util.Date;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import org.mozilla.gecko.db.BrowserContract.Bookmarks;
import org.mozilla.gecko.db.BrowserDB;
import org.mozilla.gecko.db.BrowserDB.URLColumns;
public class AwesomeBarTabs extends TabHost {
private static final String LOGTAG = "GeckoAwesomeBarTabs";
private static final String ALL_PAGES_TAB = "all";
private static final String BOOKMARKS_TAB = "bookmarks";
private static final String HISTORY_TAB = "history";
private static enum HistorySection { TODAY, YESTERDAY, WEEK, OLDER };
private Context mContext;
private boolean mInflated;
private OnUrlOpenListener mUrlOpenListener;
private View.OnTouchListener mListTouchListener;
private JSONArray mSearchEngines;
private ContentResolver mContentResolver;
private BookmarksQueryTask mBookmarksQueryTask;
private HistoryQueryTask mHistoryQueryTask;
private AwesomeBarCursorAdapter mAllPagesCursorAdapter;
private BookmarksListAdapter mBookmarksAdapter;
private SimpleExpandableListAdapter mHistoryAdapter;
// FIXME: This value should probably come from a
// prefs key (just like XUL-based fennec)
private static final int MAX_RESULTS = 100;
public interface OnUrlOpenListener {
public void onUrlOpen(String url);
public void onSearch(String engine);
}
private class HistoryListAdapter extends SimpleExpandableListAdapter {
public HistoryListAdapter(Context context, List<? extends Map<String, ?>> groupData,
int groupLayout, String[] groupFrom, int[] groupTo,
List<? extends List<? extends Map<String, ?>>> childData,
int childLayout, String[] childFrom, int[] childTo) {
super(context, groupData, groupLayout, groupFrom, groupTo,
childData, childLayout, childFrom, childTo);
}
@Override
public View getChildView(int groupPosition, int childPosition, boolean isLastChild,
View convertView, ViewGroup parent) {
View childView =
super.getChildView(groupPosition, childPosition, isLastChild, convertView, parent);
@SuppressWarnings("unchecked")
Map<String,Object> historyItem =
(Map<String,Object>) mHistoryAdapter.getChild(groupPosition, childPosition);
byte[] b = (byte[]) historyItem.get(URLColumns.FAVICON);
ImageView favicon = (ImageView) childView.findViewById(R.id.favicon);
if (b == null) {
favicon.setImageDrawable(null);
} else {
Bitmap bitmap = BitmapFactory.decodeByteArray(b, 0, b.length);
favicon.setImageBitmap(bitmap);
}
return childView;
}
}
private class AwesomeCursorViewBinder implements SimpleCursorAdapter.ViewBinder {
private boolean updateFavicon(View view, Cursor cursor, int faviconIndex) {
byte[] b = cursor.getBlob(faviconIndex);
ImageView favicon = (ImageView) view;
if (b == null) {
favicon.setImageDrawable(null);
} else {
Bitmap bitmap = BitmapFactory.decodeByteArray(b, 0, b.length);
favicon.setImageBitmap(bitmap);
}
return true;
}
private boolean updateTitle(View view, Cursor cursor, int titleIndex) {
String title = cursor.getString(titleIndex);
TextView titleView = (TextView)view;
// Use the URL instead of an empty title for consistency with the normal URL
// bar view - this is the equivalent of getDisplayTitle() in Tab.java
if (TextUtils.isEmpty(title)) {
int urlIndex = cursor.getColumnIndexOrThrow(URLColumns.URL);
title = cursor.getString(urlIndex);
}
titleView.setText(title);
return true;
}
public boolean setViewValue(View view, Cursor cursor, int columnIndex) {
int faviconIndex = cursor.getColumnIndexOrThrow(URLColumns.FAVICON);
if (columnIndex == faviconIndex) {
return updateFavicon(view, cursor, faviconIndex);
}
int titleIndex = cursor.getColumnIndexOrThrow(URLColumns.TITLE);
if (columnIndex == titleIndex) {
return updateTitle(view, cursor, titleIndex);
}
// Other columns are handled automatically
return false;
}
}
private class BookmarksListAdapter extends SimpleCursorAdapter {
private static final int VIEW_TYPE_ITEM = 0;
private static final int VIEW_TYPE_FOLDER = 1;
private static final int VIEW_TYPE_COUNT = 2;
private LayoutInflater mInflater;
private Resources mResources;
private LinkedList<Pair<Integer, String>> mParentStack;
private RefreshBookmarkCursorTask mRefreshTask = null;
private TextView mBookmarksTitleView;
public BookmarksListAdapter(Context context, int layout, Cursor c, String[] from, int[] to) {
super(context, layout, c, from, to);
mInflater = (LayoutInflater) mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
mResources = mContext.getResources();
// mParentStack holds folder id/title pairs that allow us to navigate
// back up the folder heirarchy
mParentStack = new LinkedList<Pair<Integer, String>>();
// Add the root folder to the stack
Pair<Integer, String> rootFolder = new Pair<Integer, String>(Bookmarks.FIXED_ROOT_ID, "");
mParentStack.addFirst(rootFolder);
}
public void refreshCurrentFolder() {
// Cancel any pre-existing async refresh tasks
if (mRefreshTask != null)
mRefreshTask.cancel(false);
Pair<Integer, String> folderPair = mParentStack.getFirst();
mRefreshTask = new RefreshBookmarkCursorTask(folderPair.first, folderPair.second);
mRefreshTask.execute();
}
// Returns false if there is no parent folder to move to
public boolean moveToParentFolder() {
// If we're already at the root, we can't move to a parent folder
if (mParentStack.size() == 1)
return false;
mParentStack.removeFirst();
refreshCurrentFolder();
return true;
}
public void moveToChildFolder(int folderId, String folderTitle) {
Pair<Integer, String> folderPair = new Pair<Integer, String>(folderId, folderTitle);
mParentStack.addFirst(folderPair);
refreshCurrentFolder();
}
public int getItemViewType(int position) {
Cursor c = getCursor();
if (c.moveToPosition(position) &&
c.getInt(c.getColumnIndexOrThrow(Bookmarks.TYPE)) == Bookmarks.TYPE_FOLDER)
return VIEW_TYPE_FOLDER;
// Default to retuning normal item type
return VIEW_TYPE_ITEM;
}
@Override
public int getViewTypeCount() {
return VIEW_TYPE_COUNT;
}
public String getFolderTitle(int position) {
Cursor c = getCursor();
if (!c.moveToPosition(position))
return "";
String guid = c.getString(c.getColumnIndexOrThrow(Bookmarks.GUID));
// If we don't have a special GUID, just return the folder title from the DB.
if (guid == null || guid.length() == 12)
return c.getString(c.getColumnIndexOrThrow(Bookmarks.TITLE));
// Use localized strings for special folder names.
if (guid.equals(Bookmarks.MOBILE_FOLDER_GUID))
return mResources.getString(R.string.bookmarks_folder_mobile);
else if (guid.equals(Bookmarks.MENU_FOLDER_GUID))
return mResources.getString(R.string.bookmarks_folder_menu);
else if (guid.equals(Bookmarks.TOOLBAR_FOLDER_GUID))
return mResources.getString(R.string.bookmarks_folder_toolbar);
else if (guid.equals(Bookmarks.UNFILED_FOLDER_GUID))
return mResources.getString(R.string.bookmarks_folder_unfiled);
// If for some reason we have a folder with a special GUID, but it's not one of
// the special folders we expect in the UI, just return the title from the DB.
return c.getString(c.getColumnIndexOrThrow(Bookmarks.TITLE));
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
int viewType = getItemViewType(position);
if (viewType == VIEW_TYPE_ITEM)
return super.getView(position, convertView, parent);
if (convertView == null)
convertView = mInflater.inflate(R.layout.awesomebar_folder_row, null);
TextView titleView = (TextView) convertView.findViewById(R.id.title);
titleView.setText(getFolderTitle(position));
return convertView;
}
public void setBookmarksTitleView(TextView titleView) {
mBookmarksTitleView = titleView;
}
private class RefreshBookmarkCursorTask extends AsyncTask<Void, Void, Cursor> {
private int mFolderId;
private String mFolderTitle;
public RefreshBookmarkCursorTask(int folderId, String folderTitle) {
mFolderId = folderId;
mFolderTitle = folderTitle;
}
protected Cursor doInBackground(Void... params) {
return BrowserDB.getBookmarksInFolder(mContentResolver, mFolderId);
}
protected void onPostExecute(Cursor cursor) {
mRefreshTask = null;
mBookmarksAdapter.changeCursor(cursor);
// Hide the header text if we're at the root folder
if (mFolderId == Bookmarks.FIXED_ROOT_ID) {
mBookmarksTitleView.setVisibility(View.GONE);
} else {
mBookmarksTitleView.setText(mFolderTitle);
mBookmarksTitleView.setVisibility(View.VISIBLE);
}
}
}
}
// This method checks to see if we're in a bookmark sub-folder. If we are,
// it will go up a level and return true. Otherwise it will return false.
public boolean onBackPressed() {
// If we're not in the bookmarks tab, we have nothing to do. We should
// also return false if mBookmarksAdapter hasn't been initialized yet.
if (!getCurrentTabTag().equals(BOOKMARKS_TAB) ||
mBookmarksAdapter == null)
return false;
return mBookmarksAdapter.moveToParentFolder();
}
private class BookmarksQueryTask extends AsyncTask<Void, Void, Cursor> {
protected Cursor doInBackground(Void... arg0) {
return BrowserDB.getBookmarksInFolder(mContentResolver, Bookmarks.FIXED_ROOT_ID);
}
protected void onPostExecute(Cursor cursor) {
// Load the list using a custom adapter so we can create the bitmaps
mBookmarksAdapter = new BookmarksListAdapter(
mContext,
R.layout.awesomebar_row,
cursor,
new String[] { URLColumns.TITLE,
URLColumns.URL,
URLColumns.FAVICON },
new int[] { R.id.title, R.id.url, R.id.favicon }
);
mBookmarksAdapter.setViewBinder(new AwesomeCursorViewBinder());
ListView bookmarksList = (ListView) findViewById(R.id.bookmarks_list);
bookmarksList.setOnItemClickListener(new AdapterView.OnItemClickListener() {
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
handleBookmarkItemClick(position);
}
});
// We need to add the header before we set the adapter
LayoutInflater inflater =
(LayoutInflater) mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
View headerView = inflater.inflate(R.layout.awesomebar_folder_header_row, null);
// Hide the header title view to begin with
TextView titleView = (TextView) headerView.findViewById(R.id.title);
titleView.setVisibility(View.GONE);
mBookmarksAdapter.setBookmarksTitleView(titleView);
bookmarksList.addHeaderView(headerView, null, true);
bookmarksList.setAdapter(mBookmarksAdapter);
mBookmarksQueryTask = null;
}
}
private static class GroupList extends LinkedList<Map<String,String>> {
private static final long serialVersionUID = 0L;
}
private static class ChildrenList extends LinkedList<Map<String,Object>> {
private static final long serialVersionUID = 0L;
}
private class HistoryQueryTask extends AsyncTask<Void, Void, Pair<GroupList,List<ChildrenList>>> {
private static final long MS_PER_DAY = 86400000;
private static final long MS_PER_WEEK = MS_PER_DAY * 7;
protected Pair<GroupList,List<ChildrenList>> doInBackground(Void... arg0) {
Pair<GroupList, List<ChildrenList>> result = null;
Cursor cursor = BrowserDB.getRecentHistory(mContentResolver, MAX_RESULTS);
Date now = new Date();
now.setHours(0);
now.setMinutes(0);
now.setSeconds(0);
long today = now.getTime();
// Split the list of urls into separate date range groups
// and show it in an expandable list view.
List<ChildrenList> childrenLists = null;
ChildrenList children = null;
GroupList groups = null;
HistorySection section = null;
// Move cursor before the first row in preparation
// for the iteration.
cursor.moveToPosition(-1);
// Split the history query results into adapters per time
// section (today, yesterday, week, older). Queries on content
// Browser content provider don't support limitting the number
// of returned rows so we limit it here.
while (cursor.moveToNext()) {
long time = cursor.getLong(cursor.getColumnIndexOrThrow(URLColumns.DATE_LAST_VISITED));
HistorySection itemSection = getSectionForTime(time, today);
if (groups == null)
groups = new GroupList();
if (childrenLists == null)
childrenLists = new LinkedList<ChildrenList>();
if (section != itemSection) {
if (section != null) {
groups.add(createGroupItem(section));
childrenLists.add(children);
}
section = itemSection;
children = new ChildrenList();
}
children.add(createHistoryItem(cursor));
}
// Add any remaining section to the list if it hasn't
// been added to the list after the loop.
if (section != null && children != null) {
groups.add(createGroupItem(section));
childrenLists.add(children);
}
// Close the query cursor as we won't use it anymore
cursor.close();
if (groups != null && childrenLists != null) {
result = Pair.<GroupList,List<ChildrenList>>create(groups, childrenLists);
}
return result;
}
public Map<String,Object> createHistoryItem(Cursor cursor) {
Map<String,Object> historyItem = new HashMap<String,Object>();
String url = cursor.getString(cursor.getColumnIndexOrThrow(URLColumns.URL));
String title = cursor.getString(cursor.getColumnIndexOrThrow(URLColumns.TITLE));
byte[] favicon = cursor.getBlob(cursor.getColumnIndexOrThrow(URLColumns.FAVICON));
// Use the URL instead of an empty title for consistency with the normal URL
// bar view - this is the equivalent of getDisplayTitle() in Tab.java
if (title == null || title.length() == 0)
title = url;
historyItem.put(URLColumns.URL, url);
historyItem.put(URLColumns.TITLE, title);
if (favicon != null)
historyItem.put(URLColumns.FAVICON, favicon);
return historyItem;
}
public Map<String,String> createGroupItem(HistorySection section) {
Map<String,String> groupItem = new HashMap<String,String>();
groupItem.put(URLColumns.TITLE, getSectionName(section));
return groupItem;
}
private String getSectionName(HistorySection section) {
Resources resources = mContext.getResources();
switch (section) {
case TODAY:
return resources.getString(R.string.history_today_section);
case YESTERDAY:
return resources.getString(R.string.history_yesterday_section);
case WEEK:
return resources.getString(R.string.history_week_section);
case OLDER:
return resources.getString(R.string.history_older_section);
}
return null;
}
private void expandAllGroups(ExpandableListView historyList) {
int groupCount = mHistoryAdapter.getGroupCount();
for (int i = 0; i < groupCount; i++) {
historyList.expandGroup(i);
}
}
private HistorySection getSectionForTime(long time, long today) {
long delta = today - time;
if (delta < 0) {
return HistorySection.TODAY;
}
if (delta < MS_PER_DAY) {
return HistorySection.YESTERDAY;
}
if (delta < MS_PER_WEEK) {
return HistorySection.WEEK;
}
return HistorySection.OLDER;
}
protected void onPostExecute(Pair<GroupList,List<ChildrenList>> result) {
// FIXME: display some sort of message when there's no history
if (result == null)
return;
mHistoryAdapter = new HistoryListAdapter(
mContext,
result.first,
R.layout.awesomebar_header_row,
new String[] { URLColumns.TITLE },
new int[] { R.id.title },
result.second,
R.layout.awesomebar_row,
new String[] { URLColumns.TITLE, URLColumns.URL },
new int[] { R.id.title, R.id.url }
);
final ExpandableListView historyList =
(ExpandableListView) findViewById(R.id.history_list);
historyList.setOnChildClickListener(new ExpandableListView.OnChildClickListener() {
public boolean onChildClick(ExpandableListView parent, View view,
int groupPosition, int childPosition, long id) {
handleHistoryItemClick(groupPosition, childPosition);
return true;
}
});
// This is to disallow collapsing the expandable groups in the
// history expandable list view to mimic simpler sections. We should
// Remove this if we decide to allow expanding/collapsing groups.
historyList.setOnGroupClickListener(new ExpandableListView.OnGroupClickListener() {
public boolean onGroupClick(ExpandableListView parent, View v,
int groupPosition, long id) {
return true;
}
});
historyList.setAdapter(mHistoryAdapter);
expandAllGroups(historyList);
mHistoryQueryTask = null;
}
}
private class AwesomeBarCursorAdapter extends SimpleCursorAdapter {
private String mSearchTerm;
public AwesomeBarCursorAdapter(Context context, int layout, Cursor c, String[] from, int[] to) {
super(context, layout, c, from, to);
mSearchTerm = "";
}
public void filter(String searchTerm) {
mSearchTerm = searchTerm;
getFilter().filter(searchTerm);
}
// Add the search engines to the number of reported results.
@Override
public int getCount() {
final int resultCount = super.getCount();
// don't show additional search engines if search field is empty
if (mSearchTerm.length() == 0)
return resultCount;
return resultCount + mSearchEngines.length();
}
// If an item is part of the cursor result set, return that entry.
// Otherwise, return the search engine data.
@Override
public Object getItem(int position) {
final int resultCount = super.getCount();
if (position < resultCount)
return super.getItem(position);
JSONObject engine;
String engineName = null;
try {
engine = mSearchEngines.getJSONObject(position - resultCount);
engineName = engine.getString("name");
} catch (JSONException e) {
Log.e(LOGTAG, "error getting json arguments");
}
return engineName;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
final int resultCount = super.getCount();
if (position < resultCount)
return super.getView(position, convertView, parent);
View v;
if (convertView == null)
v = newView(mContext, null, parent);
else
v = convertView;
bindSearchEngineView(position - resultCount, v);
return v;
}
private Drawable getDrawableFromDataURI(String dataURI) {
String base64 = dataURI.substring(dataURI.indexOf(',') + 1);
Drawable drawable = null;
try {
byte[] bytes = GeckoAppShell.decodeBase64(base64, GeckoAppShell.BASE64_DEFAULT);
ByteArrayInputStream stream = new ByteArrayInputStream(bytes);
drawable = Drawable.createFromStream(stream, "src");
stream.close();
} catch (IllegalArgumentException e) {
Log.i(LOGTAG, "exception while decoding drawable: " + base64, e);
} catch (IOException e) { }
return drawable;
}
private void bindSearchEngineView(int position, View view) {
String name;
String iconURI;
String searchText = getResources().getString(R.string.awesomebar_search_engine, mSearchTerm);
try {
JSONObject searchEngine = mSearchEngines.getJSONObject(position);
name = searchEngine.getString("name");
iconURI = searchEngine.getString("iconURI");
} catch (JSONException e) {
Log.e(LOGTAG, "error getting json arguments");
return;
}
TextView titleView = (TextView) view.findViewById(R.id.title);
TextView urlView = (TextView) view.findViewById(R.id.url);
ImageView faviconView = (ImageView) view.findViewById(R.id.favicon);
titleView.setText(name);
urlView.setText(searchText);
Drawable drawable = getDrawableFromDataURI(iconURI);
faviconView.setImageDrawable(drawable);
}
};
public AwesomeBarTabs(Context context, AttributeSet attrs) {
super(context, attrs);
Log.d(LOGTAG, "Creating AwesomeBarTabs");
mContext = context;
mInflated = false;
mSearchEngines = new JSONArray();
mContentResolver = context.getContentResolver();
}
@Override
protected void onFinishInflate() {
super.onFinishInflate();
// HACK: Without this, the onFinishInflate is called twice
// This issue is due to a bug when Android inflates a layout with a
// parent. Fixed in Honeycomb
if (mInflated)
return;
mInflated = true;
// This should be called before adding any tabs
// to the TabHost.
setup();
mListTouchListener = new View.OnTouchListener() {
public boolean onTouch(View view, MotionEvent event) {
hideSoftInput(view);
return false;
}
};
addAllPagesTab();
addBookmarksTab();
addHistoryTab();
setOnTabChangedListener(new TabHost.OnTabChangeListener() {
public void onTabChanged(String tabId) {
boolean hideSoftInput = true;
// Lazy load bookmarks and history lists. Only query the database
// if those lists requested by user.
if (tabId.equals(BOOKMARKS_TAB) && mBookmarksAdapter == null
&& mBookmarksQueryTask == null) {
mBookmarksQueryTask = new BookmarksQueryTask();
mBookmarksQueryTask.execute();
} else if (tabId.equals(HISTORY_TAB) && mHistoryAdapter == null
&& mHistoryQueryTask == null) {
mHistoryQueryTask = new HistoryQueryTask();
mHistoryQueryTask.execute();
} else {
hideSoftInput = false;
}
// Always dismiss SKB when changing to lazy-loaded tabs
if (hideSoftInput) {
View tabView = getCurrentTabView();
hideSoftInput(tabView);
}
}
});
// Initialize "App Pages" list with no filter
filter("");
}
private TabSpec addAwesomeTab(String id, int titleId, int contentId) {
TabSpec tab = newTabSpec(id);
LayoutInflater inflater =
(LayoutInflater) mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
View indicatorView = inflater.inflate(R.layout.awesomebar_tab_indicator, null);
Drawable background = indicatorView.getBackground();
try {
background.setColorFilter(new LightingColorFilter(Color.WHITE, GeckoApp.mBrowserToolbar.getHighlightColor()));
} catch (Exception e) {
Log.d(LOGTAG, "background.setColorFilter failed " + e);
}
TextView title = (TextView) indicatorView.findViewById(R.id.title);
title.setText(titleId);
tab.setIndicator(indicatorView);
tab.setContent(contentId);
addTab(tab);
return tab;
}
private void addAllPagesTab() {
Log.d(LOGTAG, "Creating All Pages tab");
addAwesomeTab(ALL_PAGES_TAB,
R.string.awesomebar_all_pages_title,
R.id.all_pages_list);
// Load the list using a custom adapter so we can create the bitmaps
mAllPagesCursorAdapter = new AwesomeBarCursorAdapter(
mContext,
R.layout.awesomebar_row,
null,
new String[] { URLColumns.TITLE,
URLColumns.URL,
URLColumns.FAVICON },
new int[] { R.id.title, R.id.url, R.id.favicon }
);
mAllPagesCursorAdapter.setViewBinder(new AwesomeCursorViewBinder());
mAllPagesCursorAdapter.setFilterQueryProvider(new FilterQueryProvider() {
public Cursor runQuery(CharSequence constraint) {
long start = SystemClock.uptimeMillis();
Cursor c = BrowserDB.filter(mContentResolver, constraint, MAX_RESULTS);
c.getCount(); // ensure the query runs at least once
long end = SystemClock.uptimeMillis();
Log.i(LOGTAG, "Got cursor in " + (end - start) + "ms");
return c;
}
});
final ListView allPagesList = (ListView) findViewById(R.id.all_pages_list);
allPagesList.setOnItemClickListener(new AdapterView.OnItemClickListener() {
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
handleItemClick(allPagesList, position);
}
});
allPagesList.setAdapter(mAllPagesCursorAdapter);
allPagesList.setOnTouchListener(mListTouchListener);
}
private void addBookmarksTab() {
Log.d(LOGTAG, "Creating Bookmarks tab");
addAwesomeTab(BOOKMARKS_TAB,
R.string.awesomebar_bookmarks_title,
R.id.bookmarks_list);
ListView bookmarksList = (ListView) findViewById(R.id.bookmarks_list);
bookmarksList.setOnTouchListener(mListTouchListener);
// Only load bookmark list when tab is actually used.
// See OnTabChangeListener above.
}
private void addHistoryTab() {
Log.d(LOGTAG, "Creating History tab");
addAwesomeTab(HISTORY_TAB,
R.string.awesomebar_history_title,
R.id.history_list);
ListView historyList = (ListView) findViewById(R.id.history_list);
historyList.setOnTouchListener(mListTouchListener);
// Only load history list when tab is actually used.
// See OnTabChangeListener above.
}
private void hideSoftInput(View view) {
InputMethodManager imm =
(InputMethodManager) mContext.getSystemService(Context.INPUT_METHOD_SERVICE);
imm.hideSoftInputFromWindow(view.getWindowToken(), 0);
}
private void handleBookmarkItemClick(int position) {
// If we tap on the header view, there's nothing to do
if (position == 0)
return;
Cursor cursor = mBookmarksAdapter.getCursor();
// The header view takes up a spot in the list
cursor.moveToPosition(position - 1);
int type = cursor.getInt(cursor.getColumnIndexOrThrow(Bookmarks.TYPE));
if (type == Bookmarks.TYPE_FOLDER) {
// If we're clicking on a folder, update mBookmarksAdapter to move to that folder
int folderId = cursor.getInt(cursor.getColumnIndexOrThrow(Bookmarks._ID));
String folderTitle = mBookmarksAdapter.getFolderTitle(position - 1);
mBookmarksAdapter.moveToChildFolder(folderId, folderTitle);
return;
}
// Otherwise, just open the URL
String url = cursor.getString(cursor.getColumnIndexOrThrow(URLColumns.URL));
if (mUrlOpenListener != null)
mUrlOpenListener.onUrlOpen(url);
}
private void handleHistoryItemClick(int groupPosition, int childPosition) {
@SuppressWarnings("unchecked")
Map<String,Object> historyItem =
(Map<String,Object>) mHistoryAdapter.getChild(groupPosition, childPosition);
String url = (String) historyItem.get(URLColumns.URL);
if (mUrlOpenListener != null)
mUrlOpenListener.onUrlOpen(url);
}
private void handleItemClick(ListView list, int position) {
Object item = list.getItemAtPosition(position);
// If an AwesomeBar entry is clicked, item will be a Cursor containing
// the entry's data. Otherwise, a search engine entry was clicked, and
// item will be a String containing the name of the search engine.
if (item instanceof Cursor) {
Cursor cursor = (Cursor) item;
String url = cursor.getString(cursor.getColumnIndexOrThrow(URLColumns.URL));
if (mUrlOpenListener != null)
mUrlOpenListener.onUrlOpen(url);
} else {
if (mUrlOpenListener != null)
mUrlOpenListener.onSearch((String)item);
}
}
public void setOnUrlOpenListener(OnUrlOpenListener listener) {
mUrlOpenListener = listener;
}
public void destroy() {
Cursor allPagesCursor = mAllPagesCursorAdapter.getCursor();
if (allPagesCursor != null)
allPagesCursor.close();
if (mBookmarksAdapter != null) {
Cursor bookmarksCursor = mBookmarksAdapter.getCursor();
if (bookmarksCursor != null)
bookmarksCursor.close();
}
}
public void filter(String searchTerm) {
// Don't let the tab's content steal focus on tab switch
setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS);
// Ensure the 'All Pages' tab is selected
setCurrentTabByTag(ALL_PAGES_TAB);
// Restore normal focus behavior on tab host
setDescendantFocusability(ViewGroup.FOCUS_AFTER_DESCENDANTS);
// The tabs should only be visible if there's no on-going search
int tabsVisibility = (searchTerm.length() == 0 ? View.VISIBLE : View.GONE);
getTabWidget().setVisibility(tabsVisibility);
// Perform the actual search
mAllPagesCursorAdapter.filter(searchTerm);
}
public void setSearchEngines(final JSONArray engines) {
GeckoAppShell.getMainHandler().post(new Runnable() {
public void run() {
mSearchEngines = engines;
mAllPagesCursorAdapter.notifyDataSetChanged();
}
});
}
}
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