2 * Copyright (C) 2008 ZXing authors
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
17 package com.google.zxing.client.android;
19 import android.app.Activity;
20 import android.content.ContentResolver;
21 import android.content.Intent;
22 import android.database.Cursor;
23 import android.net.Uri;
24 import android.os.Bundle;
25 import android.provider.Browser;
26 import android.provider.Contacts;
27 import android.provider.BaseColumns;
28 import android.text.ClipboardManager;
29 import android.view.View;
30 import android.widget.Button;
32 public final class ShareActivity extends Activity {
34 private static final int PICK_BOOKMARK = 0;
35 private static final int PICK_CONTACT = 1;
37 //private static final int METHODS_ID_COLUMN = 0;
38 private static final int METHODS_KIND_COLUMN = 1;
39 private static final int METHODS_DATA_COLUMN = 2;
41 private static final String[] METHODS_PROJECTION = {
43 Contacts.ContactMethodsColumns.KIND, // 1
44 Contacts.ContactMethodsColumns.DATA, // 2
47 private static final int PHONES_NUMBER_COLUMN = 1;
49 private static final String[] PHONES_PROJECTION = {
51 Contacts.PhonesColumns.NUMBER // 1
54 private Button mClipboardButton;
57 public void onCreate(Bundle icicle) {
58 super.onCreate(icicle);
59 setContentView(R.layout.share);
61 Button mContactButton = (Button) findViewById(R.id.contact_button);
62 mContactButton.setOnClickListener(mContactListener);
63 Button mBookmarkButton = (Button) findViewById(R.id.bookmark_button);
64 mBookmarkButton.setOnClickListener(mBookmarkListener);
65 mClipboardButton = (Button) findViewById(R.id.clipboard_button);
66 mClipboardButton.setOnClickListener(mClipboardListener);
70 protected void onResume() {
73 ClipboardManager clipboard = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
74 if (clipboard.hasText()) {
75 mClipboardButton.setEnabled(true);
76 mClipboardButton.setText(R.string.button_share_clipboard);
78 mClipboardButton.setEnabled(false);
79 mClipboardButton.setText(R.string.button_clipboard_empty);
83 private final Button.OnClickListener mContactListener = new Button.OnClickListener() {
84 public void onClick(View v) {
85 startActivityForResult(new Intent(Intent.ACTION_PICK, Contacts.People.CONTENT_URI),
90 private final Button.OnClickListener mBookmarkListener = new Button.OnClickListener() {
91 public void onClick(View v) {
92 Intent intent = new Intent(Intent.ACTION_PICK);
93 intent.setClassName(ShareActivity.this, BookmarkPickerActivity.class.getName());
94 startActivityForResult(intent, PICK_BOOKMARK);
98 private final Button.OnClickListener mClipboardListener = new Button.OnClickListener() {
99 public void onClick(View v) {
100 ClipboardManager clipboard = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
101 // Should always be true, because we grey out the clipboard button in onResume() if it's empty
102 if (clipboard.hasText()) {
103 Intent intent = new Intent(Intents.Encode.ACTION);
104 intent.putExtra(Intents.Encode.TYPE, Contents.Type.TEXT);
105 intent.putExtra(Intents.Encode.DATA, clipboard.getText());
106 intent.putExtra(Intents.Encode.FORMAT, Contents.Format.QR_CODE);
107 startActivity(intent);
113 public void onActivityResult(int requestCode, int resultCode, Intent intent) {
114 if (resultCode == RESULT_OK) {
115 switch (requestCode) {
117 showTextAsBarcode(intent.getStringExtra(Browser.BookmarkColumns.URL));
120 // Data field is content://contacts/people/984
121 showContactAsBarcode(intent.getData());
127 private void showTextAsBarcode(String text) {
128 Intent intent = new Intent(Intents.Encode.ACTION);
129 intent.putExtra(Intents.Encode.TYPE, Contents.Type.TEXT);
130 intent.putExtra(Intents.Encode.DATA, text);
131 intent.putExtra(Intents.Encode.FORMAT, Contents.Format.QR_CODE);
132 startActivity(intent);
136 * Takes a contact Uri and does the necessary database lookups to retrieve that person's info,
137 * then sends an Encode intent to render it as a QR Code.
139 * @param contactUri A Uri of the form content://contacts/people/17
141 private void showContactAsBarcode(Uri contactUri) {
142 ContentResolver resolver = getContentResolver();
143 Cursor contactCursor = resolver.query(contactUri, null, null, null, null);
144 Bundle bundle = new Bundle();
145 if (contactCursor != null && contactCursor.moveToFirst()) {
146 int nameColumn = contactCursor.getColumnIndex(Contacts.PeopleColumns.NAME);
147 String name = contactCursor.getString(nameColumn);
149 // Don't require a name to be present, this contact might be just a phone number.
150 if (name != null && name.length() > 0) {
151 bundle.putString(Contacts.Intents.Insert.NAME, massageContactData(name));
153 contactCursor.close();
155 Uri phonesUri = Uri.withAppendedPath(contactUri, Contacts.People.Phones.CONTENT_DIRECTORY);
156 Cursor phonesCursor = resolver.query(phonesUri, PHONES_PROJECTION, null, null, null);
157 if (phonesCursor != null) {
159 while (phonesCursor.moveToNext()) {
160 String number = phonesCursor.getString(PHONES_NUMBER_COLUMN);
161 if (foundPhone < Contents.PHONE_KEYS.length) {
162 bundle.putString(Contents.PHONE_KEYS[foundPhone], massageContactData(number));
166 phonesCursor.close();
169 Uri methodsUri = Uri.withAppendedPath(contactUri,
170 Contacts.People.ContactMethods.CONTENT_DIRECTORY);
171 Cursor methodsCursor = resolver.query(methodsUri, METHODS_PROJECTION, null, null, null);
172 if (methodsCursor != null) {
174 boolean foundPostal = false;
175 while (methodsCursor.moveToNext()) {
176 int kind = methodsCursor.getInt(METHODS_KIND_COLUMN);
177 String data = methodsCursor.getString(METHODS_DATA_COLUMN);
179 case Contacts.KIND_EMAIL:
180 if (foundEmail < Contents.EMAIL_KEYS.length) {
181 bundle.putString(Contents.EMAIL_KEYS[foundEmail], massageContactData(data));
185 case Contacts.KIND_POSTAL:
187 bundle.putString(Contacts.Intents.Insert.POSTAL, massageContactData(data));
193 methodsCursor.close();
196 Intent intent = new Intent(Intents.Encode.ACTION);
197 intent.putExtra(Intents.Encode.TYPE, Contents.Type.CONTACT);
198 intent.putExtra(Intents.Encode.DATA, bundle);
199 intent.putExtra(Intents.Encode.FORMAT, Contents.Format.QR_CODE);
201 startActivity(intent);
205 private static String massageContactData(String data) {
206 // For now -- make sure we don't put newlines in shared contact data. It messes up
207 // any known encoding of contact data. Replace with space.
208 if (data.indexOf('\n') >= 0) {
209 data = data.replace("\n", " ");
211 if (data.indexOf('\r') >= 0) {
212 data = data.replace("\r", " ");