gecko/mobile/android/base/home/BookmarksListView.java

124 lines
4.4 KiB
Java

/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.gecko.home;
import org.mozilla.gecko.R;
import org.mozilla.gecko.db.BrowserContract.Bookmarks;
import org.mozilla.gecko.db.BrowserDB.URLColumns;
import org.mozilla.gecko.home.HomePager.OnUrlOpenListener;
import android.content.Context;
import android.database.Cursor;
import android.util.AttributeSet;
import android.view.KeyEvent;
import android.view.View;
import android.view.ViewConfiguration;
import android.widget.AdapterView;
import android.widget.HeaderViewListAdapter;
import android.widget.ListAdapter;
import android.widget.ListView;
import java.util.EnumSet;
/**
* A ListView of bookmarks.
*/
public class BookmarksListView extends HomeListView
implements AdapterView.OnItemClickListener{
public static final String LOGTAG = "GeckoBookmarksListView";
public BookmarksListView(Context context) {
this(context, null);
}
public BookmarksListView(Context context, AttributeSet attrs) {
this(context, attrs, R.attr.bookmarksListViewStyle);
}
public BookmarksListView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
}
@Override
public void onAttachedToWindow() {
super.onAttachedToWindow();
setOnItemClickListener(this);
setOnKeyListener(new View.OnKeyListener() {
@Override
public boolean onKey(View v, int keyCode, KeyEvent event) {
final int action = event.getAction();
// If the user hit the BACK key, try to move to the parent folder.
if (action == KeyEvent.ACTION_UP && keyCode == KeyEvent.KEYCODE_BACK) {
return getBookmarksListAdapter().moveToParentFolder();
}
return false;
}
});
}
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
final BookmarksListAdapter adapter = getBookmarksListAdapter();
if (adapter.isShowingChildFolder()) {
if (position == 0) {
// If we tap on an opened folder, move back to parent folder.
adapter.moveToParentFolder();
return;
}
// Accounting for the folder view.
position--;
}
final Cursor cursor = adapter.getCursor();
if (cursor == null) {
return;
}
cursor.moveToPosition(position);
int type = cursor.getInt(cursor.getColumnIndexOrThrow(Bookmarks.TYPE));
if (type == Bookmarks.TYPE_FOLDER) {
// If we're clicking on a folder, update adapter to move to that folder
final int folderId = cursor.getInt(cursor.getColumnIndexOrThrow(Bookmarks._ID));
final String folderTitle = adapter.getFolderTitle(parent.getContext(), cursor);
adapter.moveToChildFolder(folderId, folderTitle);
} else {
// Otherwise, just open the URL
final String url = cursor.getString(cursor.getColumnIndexOrThrow(URLColumns.URL));
// This item is a TwoLinePageRow, so we allow switch-to-tab.
getOnUrlOpenListener().onUrlOpen(url, EnumSet.of(OnUrlOpenListener.Flags.ALLOW_SWITCH_TO_TAB));
}
}
@Override
public boolean onItemLongClick(AdapterView<?> parent, View view, int position, long id) {
// Adjust the item position to account for the parent folder row that is inserted
// at the top of the list when viewing the contents of a folder.
final BookmarksListAdapter adapter = getBookmarksListAdapter();
if (adapter.isShowingChildFolder()) {
position--;
}
return super.onItemLongClick(parent, view, position, id);
}
private BookmarksListAdapter getBookmarksListAdapter() {
BookmarksListAdapter adapter;
ListAdapter listAdapter = getAdapter();
if (listAdapter instanceof HeaderViewListAdapter) {
adapter = (BookmarksListAdapter) ((HeaderViewListAdapter) listAdapter).getWrappedAdapter();
} else {
adapter = (BookmarksListAdapter) listAdapter;
}
return adapter;
}
}