AddBookmarkPage.java revision ba6d7b853c32ad6c3be26c443daa61f322bcfdc2 
1/*
2 * Copyright (C) 2006 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.browser;
18
19import android.app.Activity;
20import android.content.ContentResolver;
21import android.content.ContentUris;
22import android.content.ContentValues;
23import android.content.Intent;
24import android.content.res.Resources;
25import android.database.Cursor;
26import android.net.ParseException;
27import android.net.WebAddress;
28import android.os.Bundle;
29import android.provider.Browser;
30import android.view.View;
31import android.view.Window;
32import android.webkit.WebIconDatabase;
33import android.widget.EditText;
34import android.widget.TextView;
35import android.widget.Toast;
36
37import java.util.Date;
38
39public class AddBookmarkPage extends Activity {
40
41    private final String LOGTAG = "Bookmarks";
42
43    private EditText    mTitle;
44    private EditText    mAddress;
45    private TextView    mButton;
46    private View        mCancelButton;
47    private boolean     mEditingExisting;
48    private Bundle      mMap;
49
50    private static final String[]   mProjection =
51        { "_id", "url", "bookmark", "created", "title" };
52    private static final String     WHERE_CLAUSE = "url = ? AND bookmark = 0";
53    private final String[]          SELECTION_ARGS = new String[1];
54
55    private View.OnClickListener mSaveBookmark = new View.OnClickListener() {
56        public void onClick(View v) {
57            if (save()) {
58                finish();
59                Toast.makeText(AddBookmarkPage.this, R.string.bookmark_saved,
60                        Toast.LENGTH_LONG).show();
61            }
62        }
63    };
64
65    private View.OnClickListener mCancel = new View.OnClickListener() {
66        public void onClick(View v) {
67            finish();
68        }
69    };
70
71    protected void onCreate(Bundle icicle) {
72        super.onCreate(icicle);
73        requestWindowFeature(Window.FEATURE_LEFT_ICON);
74        setContentView(R.layout.browser_add_bookmark);
75        setTitle(R.string.save_to_bookmarks);
76        getWindow().setFeatureDrawableResource(Window.FEATURE_LEFT_ICON, R.drawable.ic_dialog_bookmark);
77
78        String title = null;
79        String url = null;
80        mMap = getIntent().getExtras();
81        if (mMap != null) {
82            Bundle b = mMap.getBundle("bookmark");
83            if (b != null) {
84                mMap = b;
85                mEditingExisting = true;
86                setTitle(R.string.edit_bookmark);
87            }
88            title = mMap.getString("title");
89            url = mMap.getString("url");
90        }
91
92        mTitle = (EditText) findViewById(R.id.title);
93        mTitle.setText(title);
94        mAddress = (EditText) findViewById(R.id.address);
95        mAddress.setText(url);
96
97
98        View.OnClickListener accept = mSaveBookmark;
99        mButton = (TextView) findViewById(R.id.OK);
100        mButton.setOnClickListener(accept);
101
102        mCancelButton = findViewById(R.id.cancel);
103        mCancelButton.setOnClickListener(mCancel);
104
105        if (!getWindow().getDecorView().isInTouchMode()) {
106            mButton.requestFocus();
107        }
108    }
109
110    /**
111     *  Save the data to the database.
112     *  Also, change the view to dialog stating
113     *  that the webpage has been saved.
114     */
115    boolean save() {
116        String title = mTitle.getText().toString().trim();
117        String unfilteredUrl = mAddress.getText().toString();
118        boolean emptyTitle = title.length() == 0;
119        boolean emptyUrl = unfilteredUrl.trim().length() == 0;
120        Resources r = getResources();
121        if (emptyTitle) {
122            if (emptyUrl) {
123                setTitle(r.getText(R.string.empty_bookmark));
124                return false;
125            }
126            setTitle(r.getText(R.string.bookmark_needs_title));
127            return false;
128        }
129        if (emptyUrl) {
130            setTitle(r.getText(R.string.bookmark_needs_url));
131            return false;
132        }
133        String url = unfilteredUrl;
134        if (!(url.startsWith("about:") || url.startsWith("data:") || url
135                .startsWith("file:"))) {
136            WebAddress address;
137            try {
138                address = new WebAddress(unfilteredUrl);
139            } catch (ParseException e) {
140                setTitle(r.getText(R.string.bookmark_url_not_valid));
141                return false;
142            }
143            if (address.mHost.length() == 0) {
144                setTitle(r.getText(R.string.bookmark_url_not_valid));
145                return false;
146            }
147            url = address.toString();
148        }
149        try {
150            if (mEditingExisting) {
151                mMap.putString("title", title);
152                mMap.putString("url", url);
153                setResult(RESULT_OK, (new Intent()).setAction(
154                        getIntent().toString()).putExtras(mMap));
155            } else {
156                // Want to append to the beginning of the list
157                long creationTime = new Date().getTime();
158                SELECTION_ARGS[0] = url;
159                ContentResolver cr = getContentResolver();
160                Cursor c = cr.query(Browser.BOOKMARKS_URI,
161                        mProjection,
162                        WHERE_CLAUSE,
163                        SELECTION_ARGS,
164                        null);
165                if (c.moveToFirst()) {
166                    // This means we have been to this site, so convert the
167                    // history item to a bookmark.
168                    ContentValues map = new ContentValues();
169                    map.put(Browser.BookmarkColumns.CREATED, creationTime);
170                    map.put(Browser.BookmarkColumns.TITLE, title);
171                    map.put(Browser.BookmarkColumns.BOOKMARK, 1);
172                    cr.update(Browser.BOOKMARKS_URI, map,
173                            "_id = " + c.getInt(0), null);
174                } else {
175                    // Adding a bookmark for a site the user has not been to.
176                    ContentValues map = new ContentValues();
177                    map.put(Browser.BookmarkColumns.TITLE, title);
178                    map.put(Browser.BookmarkColumns.URL, url);
179                    map.put(Browser.BookmarkColumns.CREATED, creationTime);
180                    map.put(Browser.BookmarkColumns.BOOKMARK, 1);
181                    map.put(Browser.BookmarkColumns.DATE, 0);
182                    map.put(Browser.BookmarkColumns.VISITS, 0);
183                    cr.insert(Browser.BOOKMARKS_URI, map);
184                }
185                WebIconDatabase.getInstance().retainIconForPageUrl(url);
186                c.deactivate();
187                setResult(RESULT_OK);
188            }
189        } catch (IllegalStateException e) {
190            setTitle(r.getText(R.string.no_database));
191            return false;
192        }
193        return true;
194    }
195}
196