1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
7 * Dialog for showing the list of clients that are paired with this host.
12 /** @suppress {duplicate} */
13 var remoting = remoting || {};
16 * Extract the appropriate fields from the input parameter, if present. Use the
17 * isValid() method to determine whether or not a valid paired client instance
20 * @param {Object} pairedClient The paired client, as returned by the native
24 remoting.PairedClient = function(pairedClient) {
25 if (!pairedClient || typeof(pairedClient) != 'object') {
29 this.clientId = /** @type {string} */ (pairedClient['clientId']);
30 this.clientName = /** @type {string} */ (pairedClient['clientName']);
31 this.createdTime = /** @type {number} */ (pairedClient['createdTime']);
33 /** @type {Element} */
35 /** @type {Element} */
36 this.deleteButton = null;
40 * Create the DOM elements representing this client in the paired client
43 * @param {remoting.PairedClientManager} parent The paired client manager
44 * dialog containing this row.
45 * @param {Element} tbody The <tbody> element to which to append the row.
47 remoting.PairedClient.prototype.createDom = function(parent, tbody) {
48 this.tableRow = document.createElement('tr');
49 var td = document.createElement('td');
50 td.innerText = new Date(this.createdTime).toLocaleDateString();
51 this.tableRow.appendChild(td);
52 td = document.createElement('td');
53 td.innerText = this.clientName;
54 this.tableRow.appendChild(td);
55 td = document.createElement('td');
56 this.deleteButton = document.createElement('a');
57 this.deleteButton.href = '#';
58 this.deleteButton.innerText = chrome.i18n.getMessage(
59 /*i18n-content*/'DELETE_PAIRED_CLIENT');
60 this.deleteButton.id = 'delete-client-' + this.clientId;
61 this.deleteButton.addEventListener(
63 parent.deletePairedClient.bind(parent, this),
65 td.appendChild(this.deleteButton);
66 this.tableRow.appendChild(td);
67 tbody.appendChild(this.tableRow);
71 * Show or hide the "Delete" button for this row.
73 * @param {boolean} show True to show the button; false to hide it.
75 remoting.PairedClient.prototype.showButton = function(show) {
76 this.deleteButton.hidden = !show;
80 * @return {boolean} True if the constructor parameter was a well-formed
81 * paired client instance.
83 remoting.PairedClient.prototype.isValid = function() {
84 return typeof(this.clientId) == 'string' &&
85 typeof(this.clientName) == 'string' &&
86 typeof(this.createdTime) == 'number';
90 * Converts a raw object to an array of PairedClient instances. Returns null if
91 * the input object is incorrectly formatted.
93 * @param {*} pairedClients The object to convert.
94 * @return {Array.<remoting.PairedClient>} The converted result.
96 remoting.PairedClient.convertToPairedClientArray = function(pairedClients) {
97 if (!(pairedClients instanceof Array)) {
98 console.error('pairedClients is not an Array:', pairedClients);
103 for (var i = 0; i < pairedClients.length; i++) {
104 var pairedClient = new remoting.PairedClient(pairedClients[i]);
105 if (!pairedClient.isValid()) {
106 console.error('pairedClient[' + i + '] has incorrect format:',
107 /** @type {*} */(pairedClients[i]));
110 result.push(pairedClient);
116 * @param {remoting.HostController} hostController
117 * @param {HTMLElement} listContainer HTML <div> to contain the list of paired
119 * @param {HTMLElement} message HTML <div> containing the message notifying
120 * the user that clients are paired and containing the link to open the
122 * @param {HTMLElement} deleteAllButton HTML <button> inititating the "delete
124 * @param {HTMLElement} closeButton HTML <button> to close the dialog.
125 * @param {HTMLElement} noPairedClients HTML <div> containing a message shown
126 * when all clients have been deleted.
127 * @param {HTMLElement} workingSpinner HTML element containing a spinner
128 * graphic shown while a deletion is in progress.
129 * @param {HTMLElement} errorDiv HTML <div> containing an error message shown
130 * if a delete operation fails.
133 remoting.PairedClientManager = function(hostController, listContainer, message,
134 deleteAllButton, closeButton,
135 noPairedClients, workingSpinner,
140 this.hostController_ = hostController;
144 this.message_ = message;
148 this.deleteAllButton_ = deleteAllButton;
152 this.closeButton_ = closeButton;
156 this.noPairedClients_ = noPairedClients;
160 this.workingSpinner_ = workingSpinner;
164 this.errorDiv_ = errorDiv;
169 this.clientRows_ = listContainer.querySelector('tbody');
171 * @type {Array.<remoting.PairedClient>}
173 this.pairedClients_ = [];
175 this.deleteAllButton_.addEventListener('click',
176 this.deleteAll_.bind(this),
181 * Populate the dialog with the list of paired clients and show or hide the
182 * message as appropriate.
184 * @param {*} pairedClients The list of paired clients as returned by the
185 * native host component.
186 * @return {void} Nothing.
188 remoting.PairedClientManager.prototype.setPairedClients =
189 function(pairedClients) {
191 while (this.clientRows_.lastChild) {
192 this.clientRows_.removeChild(this.clientRows_.lastChild);
195 this.pairedClients_ =
196 remoting.PairedClient.convertToPairedClientArray(pairedClients);
197 for (var i = 0; i < this.pairedClients_.length; ++i) {
198 var client = this.pairedClients_[i];
199 client.createDom(this, this.clientRows_);
202 // Show or hide the "this computer has paired clients" message.
203 this.setWorking_(false)
207 * Enter or leave "working" mode. This indicates to the user that a delete
208 * operation is in progress. All dialog UI is disabled until it completes.
210 * @param {boolean} working True to enter "working" mode; false to leave it.
213 remoting.PairedClientManager.prototype.setWorking_ = function(working) {
214 var hasPairedClients = (this.pairedClients_.length != 0);
215 for (var i = 0; i < this.pairedClients_.length; ++i) {
216 this.pairedClients_[i].showButton(!working);
218 this.closeButton_.disabled = working;
219 this.workingSpinner_.hidden = !working;
220 this.errorDiv_.hidden = true;
221 this.message_.hidden = !hasPairedClients;
222 this.deleteAllButton_.disabled = working || !hasPairedClients;
223 this.noPairedClients_.hidden = hasPairedClients;
227 * Error callback for delete operations.
229 * @param {remoting.Error} error The error message.
232 remoting.PairedClientManager.prototype.onError_ = function(error) {
233 this.setWorking_(false);
234 l10n.localizeElementFromTag(this.errorDiv_, error);
235 this.errorDiv_.hidden = false;
239 * Delete a single paired client.
241 * @param {remoting.PairedClient} client The pairing to delete.
243 remoting.PairedClientManager.prototype.deletePairedClient = function(client) {
244 this.setWorking_(true);
245 this.hostController_.deletePairedClient(client.clientId,
246 this.setWorking_.bind(this, false),
247 this.onError_.bind(this));
248 this.clientRows_.removeChild(client.tableRow);
249 for (var i = 0; i < this.pairedClients_.length; ++i) {
250 if (this.pairedClients_[i] == client) {
251 this.pairedClients_.splice(i, 1);
258 * Delete all paired clients.
262 remoting.PairedClientManager.prototype.deleteAll_ = function() {
263 this.setWorking_(true);
264 this.hostController_.clearPairedClients(
265 this.setWorking_.bind(this, false),
266 this.onError_.bind(this));
268 while (this.clientRows_.lastChild) {
269 this.clientRows_.removeChild(this.clientRows_.lastChild);
271 this.pairedClients_ = [];
275 * Get the id of the first paired client for testing.
278 * @return {string} The client id of the first paired client in the list.
280 remoting.PairedClientManager.prototype.getFirstClientIdForTesting_ =
282 return this.pairedClients_.length > 0 ? this.pairedClients_[0].clientId : '';
286 /** @type {remoting.PairedClientManager} */
287 remoting.pairedClientManager = null;