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Commit | Line | Data |
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15046f00 JM |
1 | /* |
2 | * noVNC: HTML5 VNC client | |
d58f8b51 | 3 | * Copyright (C) 2012 Joel Martin |
777cb7a0 | 4 | * Copyright (C) 2016 Samuel Mannehed for Cendio AB |
6cba147d | 5 | * Copyright (C) 2016 Pierre Ossman for Cendio AB |
1d728ace | 6 | * Licensed under MPL 2.0 (see LICENSE.txt) |
15046f00 JM |
7 | * |
8 | * See README.md for usage and integration instructions. | |
9 | */ | |
43cf7bd8 | 10 | |
bbbf42bb | 11 | /* jslint white: false, browser: true */ |
ae510306 SR |
12 | /* global window, document.getElementById, Util, WebUtil, RFB, Display */ |
13 | ||
6d6f0db0 | 14 | import * as Log from '../core/util/logging.js'; |
7ca650b7 | 15 | import _, { l10n } from '../core/util/localization.js'; |
8d1f0a3d | 16 | import { isTouchDevice } from '../core/util/browsers.js'; |
6d6f0db0 | 17 | import { setCapture, getPointerEvent } from '../core/util/events.js'; |
3ae0bb09 SR |
18 | import KeyTable from "../core/input/keysym.js"; |
19 | import keysyms from "../core/input/keysymdef.js"; | |
867daa98 | 20 | import Keyboard from "../core/input/keyboard.js"; |
3ae0bb09 SR |
21 | import RFB from "../core/rfb.js"; |
22 | import Display from "../core/display.js"; | |
6d6f0db0 | 23 | import * as WebUtil from "./webutil.js"; |
bbbf42bb | 24 | |
858ea4a7 | 25 | var UI = { |
6d6f0db0 SR |
26 | |
27 | connected: false, | |
28 | desktopName: "", | |
29 | ||
30 | resizeTimeout: null, | |
31 | statusTimeout: null, | |
32 | hideKeyboardTimeout: null, | |
33 | idleControlbarTimeout: null, | |
34 | closeControlbarTimeout: null, | |
35 | ||
36 | controlbarGrabbed: false, | |
37 | controlbarDrag: false, | |
38 | controlbarMouseDownClientY: 0, | |
39 | controlbarMouseDownOffsetY: 0, | |
40 | ||
41 | isSafari: false, | |
6d6f0db0 SR |
42 | lastKeyboardinput: null, |
43 | defaultKeyboardinputLen: 100, | |
44 | ||
45 | inhibit_reconnect: true, | |
46 | reconnect_callback: null, | |
47 | reconnect_password: null, | |
48 | ||
49 | prime: function(callback) { | |
50 | if (document.readyState === "interactive" || document.readyState === "complete") { | |
51 | UI.load(callback); | |
52 | } else { | |
53 | document.addEventListener('DOMContentLoaded', UI.load.bind(UI, callback)); | |
54 | } | |
55 | }, | |
529c64e1 | 56 | |
6d6f0db0 SR |
57 | // Setup rfb object, load settings from browser storage, then call |
58 | // UI.init to setup the UI/menus | |
59 | load: function(callback) { | |
60 | WebUtil.initSettings(UI.start, callback); | |
61 | }, | |
529c64e1 | 62 | |
6d6f0db0 SR |
63 | // Render default UI and initialize settings menu |
64 | start: function(callback) { | |
044d54ed | 65 | |
6d6f0db0 SR |
66 | // Setup global variables first |
67 | UI.isSafari = (navigator.userAgent.indexOf('Safari') !== -1 && | |
68 | navigator.userAgent.indexOf('Chrome') === -1); | |
bbbf42bb | 69 | |
6d6f0db0 | 70 | UI.initSettings(); |
0f6af1e3 | 71 | |
6d6f0db0 SR |
72 | // Translate the DOM |
73 | l10n.translateDOM(); | |
0f6af1e3 | 74 | |
6d6f0db0 SR |
75 | // Adapt the interface for touch screen devices |
76 | if (isTouchDevice) { | |
77 | document.documentElement.classList.add("noVNC_touch"); | |
78 | // Remove the address bar | |
79 | setTimeout(function() { window.scrollTo(0, 1); }, 100); | |
80 | } | |
0f6af1e3 | 81 | |
6d6f0db0 SR |
82 | // Restore control bar position |
83 | if (WebUtil.readSetting('controlbar_pos') === 'right') { | |
84 | UI.toggleControlbarSide(); | |
85 | } | |
edffd9e2 | 86 | |
6d6f0db0 | 87 | UI.initFullscreen(); |
0f6af1e3 | 88 | |
6d6f0db0 SR |
89 | // Setup event handlers |
90 | UI.addResizeHandlers(); | |
91 | UI.addControlbarHandlers(); | |
92 | UI.addTouchSpecificHandlers(); | |
93 | UI.addExtraKeysHandlers(); | |
cd523e8f | 94 | UI.addMachineHandlers(); |
6d6f0db0 SR |
95 | UI.addConnectionControlHandlers(); |
96 | UI.addClipboardHandlers(); | |
97 | UI.addSettingsHandlers(); | |
98 | document.getElementById("noVNC_status") | |
99 | .addEventListener('click', UI.hideStatus); | |
cf348b78 | 100 | |
55988e7a PO |
101 | // Bootstrap fallback input handler |
102 | UI.keyboardinputReset(); | |
103 | ||
6d6f0db0 | 104 | UI.openControlbar(); |
b3d91b78 | 105 | |
6d6f0db0 | 106 | UI.updateViewClip(); |
0f6af1e3 | 107 | |
6d6f0db0 | 108 | UI.updateVisualState(); |
b3c932c3 | 109 | |
e25f9c40 | 110 | document.documentElement.classList.remove("noVNC_loading"); |
0f6af1e3 | 111 | |
6d6f0db0 SR |
112 | var autoconnect = WebUtil.getConfigVar('autoconnect', false); |
113 | if (autoconnect === 'true' || autoconnect == '1') { | |
114 | autoconnect = true; | |
115 | UI.connect(); | |
116 | } else { | |
117 | autoconnect = false; | |
067accb8 GK |
118 | // Show the connect panel on first load unless autoconnecting |
119 | UI.openConnectPanel(); | |
6d6f0db0 | 120 | } |
0f6af1e3 | 121 | |
6d6f0db0 SR |
122 | if (typeof callback === "function") { |
123 | callback(UI.rfb); | |
124 | } | |
125 | }, | |
126 | ||
127 | initFullscreen: function() { | |
128 | // Only show the button if fullscreen is properly supported | |
129 | // * Safari doesn't support alphanumerical input while in fullscreen | |
130 | if (!UI.isSafari && | |
131 | (document.documentElement.requestFullscreen || | |
132 | document.documentElement.mozRequestFullScreen || | |
133 | document.documentElement.webkitRequestFullscreen || | |
134 | document.body.msRequestFullscreen)) { | |
135 | document.getElementById('noVNC_fullscreen_button') | |
136 | .classList.remove("noVNC_hidden"); | |
137 | UI.addFullscreenHandlers(); | |
138 | } | |
139 | }, | |
0f6af1e3 | 140 | |
6d6f0db0 SR |
141 | initSettings: function() { |
142 | var i; | |
0f6af1e3 | 143 | |
6d6f0db0 SR |
144 | // Logging selection dropdown |
145 | var llevels = ['error', 'warn', 'info', 'debug']; | |
146 | for (i = 0; i < llevels.length; i += 1) { | |
147 | UI.addOption(document.getElementById('noVNC_setting_logging'),llevels[i], llevels[i]); | |
148 | } | |
b3d91b78 | 149 | |
6d6f0db0 SR |
150 | // Settings with immediate effects |
151 | UI.initSetting('logging', 'warn'); | |
152 | UI.updateLogging(); | |
bbbf42bb | 153 | |
6d6f0db0 SR |
154 | // if port == 80 (or 443) then it won't be present and should be |
155 | // set manually | |
156 | var port = window.location.port; | |
157 | if (!port) { | |
158 | if (window.location.protocol.substring(0,5) == 'https') { | |
159 | port = 443; | |
bbbf42bb | 160 | } |
6d6f0db0 SR |
161 | else if (window.location.protocol.substring(0,4) == 'http') { |
162 | port = 80; | |
bbbf42bb | 163 | } |
6d6f0db0 | 164 | } |
bbbf42bb | 165 | |
6d6f0db0 SR |
166 | /* Populate the controls if defaults are provided in the URL */ |
167 | UI.initSetting('host', window.location.hostname); | |
168 | UI.initSetting('port', port); | |
169 | UI.initSetting('encrypt', (window.location.protocol === "https:")); | |
a49ade5f | 170 | UI.initSetting('view_clip', false); |
6d6f0db0 SR |
171 | UI.initSetting('resize', 'off'); |
172 | UI.initSetting('shared', true); | |
173 | UI.initSetting('view_only', false); | |
174 | UI.initSetting('path', 'websockify'); | |
175 | UI.initSetting('repeaterID', ''); | |
176 | UI.initSetting('reconnect', false); | |
177 | UI.initSetting('reconnect_delay', 5000); | |
178 | ||
179 | UI.setupSettingLabels(); | |
180 | }, | |
181 | // Adds a link to the label elements on the corresponding input elements | |
182 | setupSettingLabels: function() { | |
183 | var labels = document.getElementsByTagName('LABEL'); | |
184 | for (var i = 0; i < labels.length; i++) { | |
185 | var htmlFor = labels[i].htmlFor; | |
186 | if (htmlFor != '') { | |
187 | var elem = document.getElementById(htmlFor); | |
188 | if (elem) elem.label = labels[i]; | |
189 | } else { | |
190 | // If 'for' isn't set, use the first input element child | |
191 | var children = labels[i].children; | |
192 | for (var j = 0; j < children.length; j++) { | |
193 | if (children[j].form !== undefined) { | |
194 | children[j].label = labels[i]; | |
195 | break; | |
24584cca SM |
196 | } |
197 | } | |
198 | } | |
6d6f0db0 SR |
199 | } |
200 | }, | |
59387b34 | 201 | |
6d6f0db0 SR |
202 | /* ------^------- |
203 | * /INIT | |
204 | * ============== | |
205 | * EVENT HANDLERS | |
206 | * ------v------*/ | |
207 | ||
208 | addResizeHandlers: function() { | |
209 | window.addEventListener('resize', UI.applyResizeMode); | |
210 | window.addEventListener('resize', UI.updateViewClip); | |
211 | }, | |
212 | ||
213 | addControlbarHandlers: function() { | |
214 | document.getElementById("noVNC_control_bar") | |
215 | .addEventListener('mousemove', UI.activateControlbar); | |
216 | document.getElementById("noVNC_control_bar") | |
217 | .addEventListener('mouseup', UI.activateControlbar); | |
218 | document.getElementById("noVNC_control_bar") | |
219 | .addEventListener('mousedown', UI.activateControlbar); | |
220 | document.getElementById("noVNC_control_bar") | |
06fe4a3e | 221 | .addEventListener('keydown', UI.activateControlbar); |
6d6f0db0 SR |
222 | |
223 | document.getElementById("noVNC_control_bar") | |
224 | .addEventListener('mousedown', UI.keepControlbar); | |
225 | document.getElementById("noVNC_control_bar") | |
06fe4a3e | 226 | .addEventListener('keydown', UI.keepControlbar); |
6d6f0db0 SR |
227 | |
228 | document.getElementById("noVNC_view_drag_button") | |
229 | .addEventListener('click', UI.toggleViewDrag); | |
230 | ||
231 | document.getElementById("noVNC_control_bar_handle") | |
232 | .addEventListener('mousedown', UI.controlbarHandleMouseDown); | |
233 | document.getElementById("noVNC_control_bar_handle") | |
234 | .addEventListener('mouseup', UI.controlbarHandleMouseUp); | |
235 | document.getElementById("noVNC_control_bar_handle") | |
236 | .addEventListener('mousemove', UI.dragControlbarHandle); | |
237 | // resize events aren't available for elements | |
238 | window.addEventListener('resize', UI.updateControlbarHandle); | |
239 | ||
240 | var exps = document.getElementsByClassName("noVNC_expander"); | |
241 | for (var i = 0;i < exps.length;i++) { | |
242 | exps[i].addEventListener('click', UI.toggleExpander); | |
243 | } | |
244 | }, | |
245 | ||
246 | addTouchSpecificHandlers: function() { | |
247 | document.getElementById("noVNC_mouse_button0") | |
248 | .addEventListener('click', function () { UI.setMouseButton(1); }); | |
249 | document.getElementById("noVNC_mouse_button1") | |
250 | .addEventListener('click', function () { UI.setMouseButton(2); }); | |
251 | document.getElementById("noVNC_mouse_button2") | |
252 | .addEventListener('click', function () { UI.setMouseButton(4); }); | |
253 | document.getElementById("noVNC_mouse_button4") | |
254 | .addEventListener('click', function () { UI.setMouseButton(0); }); | |
255 | document.getElementById("noVNC_keyboard_button") | |
256 | .addEventListener('click', UI.toggleVirtualKeyboard); | |
257 | ||
747b4623 PO |
258 | UI.touchKeyboard = new Keyboard(document.getElementById('noVNC_keyboardinput')); |
259 | UI.touchKeyboard.onkeyevent = UI.keyEvent; | |
867daa98 | 260 | UI.touchKeyboard.grab(); |
6d6f0db0 SR |
261 | document.getElementById("noVNC_keyboardinput") |
262 | .addEventListener('input', UI.keyInput); | |
263 | document.getElementById("noVNC_keyboardinput") | |
264 | .addEventListener('focus', UI.onfocusVirtualKeyboard); | |
265 | document.getElementById("noVNC_keyboardinput") | |
266 | .addEventListener('blur', UI.onblurVirtualKeyboard); | |
267 | document.getElementById("noVNC_keyboardinput") | |
268 | .addEventListener('submit', function () { return false; }); | |
269 | ||
270 | document.documentElement | |
271 | .addEventListener('mousedown', UI.keepVirtualKeyboard, true); | |
272 | ||
273 | document.getElementById("noVNC_control_bar") | |
274 | .addEventListener('touchstart', UI.activateControlbar); | |
275 | document.getElementById("noVNC_control_bar") | |
276 | .addEventListener('touchmove', UI.activateControlbar); | |
277 | document.getElementById("noVNC_control_bar") | |
278 | .addEventListener('touchend', UI.activateControlbar); | |
279 | document.getElementById("noVNC_control_bar") | |
280 | .addEventListener('input', UI.activateControlbar); | |
281 | ||
282 | document.getElementById("noVNC_control_bar") | |
283 | .addEventListener('touchstart', UI.keepControlbar); | |
284 | document.getElementById("noVNC_control_bar") | |
285 | .addEventListener('input', UI.keepControlbar); | |
286 | ||
287 | document.getElementById("noVNC_control_bar_handle") | |
288 | .addEventListener('touchstart', UI.controlbarHandleMouseDown); | |
289 | document.getElementById("noVNC_control_bar_handle") | |
290 | .addEventListener('touchend', UI.controlbarHandleMouseUp); | |
291 | document.getElementById("noVNC_control_bar_handle") | |
292 | .addEventListener('touchmove', UI.dragControlbarHandle); | |
6d6f0db0 SR |
293 | }, |
294 | ||
295 | addExtraKeysHandlers: function() { | |
296 | document.getElementById("noVNC_toggle_extra_keys_button") | |
297 | .addEventListener('click', UI.toggleExtraKeys); | |
298 | document.getElementById("noVNC_toggle_ctrl_button") | |
299 | .addEventListener('click', UI.toggleCtrl); | |
300 | document.getElementById("noVNC_toggle_alt_button") | |
301 | .addEventListener('click', UI.toggleAlt); | |
302 | document.getElementById("noVNC_send_tab_button") | |
303 | .addEventListener('click', UI.sendTab); | |
304 | document.getElementById("noVNC_send_esc_button") | |
305 | .addEventListener('click', UI.sendEsc); | |
306 | document.getElementById("noVNC_send_ctrl_alt_del_button") | |
307 | .addEventListener('click', UI.sendCtrlAltDel); | |
308 | }, | |
309 | ||
cd523e8f PO |
310 | addMachineHandlers: function() { |
311 | document.getElementById("noVNC_shutdown_button") | |
312 | .addEventListener('click', function() { UI.rfb.machineShutdown(); }); | |
313 | document.getElementById("noVNC_reboot_button") | |
314 | .addEventListener('click', function() { UI.rfb.machineReboot(); }); | |
315 | document.getElementById("noVNC_reset_button") | |
316 | .addEventListener('click', function() { UI.rfb.machineReset(); }); | |
317 | document.getElementById("noVNC_power_button") | |
318 | .addEventListener('click', UI.togglePowerPanel); | |
6d6f0db0 SR |
319 | }, |
320 | ||
321 | addConnectionControlHandlers: function() { | |
322 | document.getElementById("noVNC_disconnect_button") | |
323 | .addEventListener('click', UI.disconnect); | |
324 | document.getElementById("noVNC_connect_button") | |
325 | .addEventListener('click', UI.connect); | |
326 | document.getElementById("noVNC_cancel_reconnect_button") | |
327 | .addEventListener('click', UI.cancelReconnect); | |
328 | ||
329 | document.getElementById("noVNC_password_button") | |
330 | .addEventListener('click', UI.setPassword); | |
331 | }, | |
332 | ||
333 | addClipboardHandlers: function() { | |
334 | document.getElementById("noVNC_clipboard_button") | |
335 | .addEventListener('click', UI.toggleClipboardPanel); | |
6d6f0db0 SR |
336 | document.getElementById("noVNC_clipboard_text") |
337 | .addEventListener('change', UI.clipboardSend); | |
338 | document.getElementById("noVNC_clipboard_clear_button") | |
339 | .addEventListener('click', UI.clipboardClear); | |
340 | }, | |
341 | ||
342 | // Add a call to save settings when the element changes, | |
343 | // unless the optional parameter changeFunc is used instead. | |
344 | addSettingChangeHandler: function(name, changeFunc) { | |
345 | var settingElem = document.getElementById("noVNC_setting_" + name); | |
346 | if (changeFunc === undefined) { | |
347 | changeFunc = function () { UI.saveSetting(name); }; | |
348 | } | |
349 | settingElem.addEventListener('change', changeFunc); | |
350 | }, | |
351 | ||
352 | addSettingsHandlers: function() { | |
353 | document.getElementById("noVNC_settings_button") | |
354 | .addEventListener('click', UI.toggleSettingsPanel); | |
355 | ||
356 | UI.addSettingChangeHandler('encrypt'); | |
6d6f0db0 SR |
357 | UI.addSettingChangeHandler('resize'); |
358 | UI.addSettingChangeHandler('resize', UI.enableDisableViewClip); | |
359 | UI.addSettingChangeHandler('resize', UI.applyResizeMode); | |
a49ade5f SM |
360 | UI.addSettingChangeHandler('view_clip'); |
361 | UI.addSettingChangeHandler('view_clip', UI.updateViewClip); | |
6d6f0db0 SR |
362 | UI.addSettingChangeHandler('shared'); |
363 | UI.addSettingChangeHandler('view_only'); | |
364 | UI.addSettingChangeHandler('view_only', UI.updateViewOnly); | |
365 | UI.addSettingChangeHandler('host'); | |
366 | UI.addSettingChangeHandler('port'); | |
367 | UI.addSettingChangeHandler('path'); | |
368 | UI.addSettingChangeHandler('repeaterID'); | |
369 | UI.addSettingChangeHandler('logging'); | |
370 | UI.addSettingChangeHandler('logging', UI.updateLogging); | |
371 | UI.addSettingChangeHandler('reconnect'); | |
372 | UI.addSettingChangeHandler('reconnect_delay'); | |
373 | }, | |
374 | ||
375 | addFullscreenHandlers: function() { | |
376 | document.getElementById("noVNC_fullscreen_button") | |
377 | .addEventListener('click', UI.toggleFullscreen); | |
378 | ||
379 | window.addEventListener('fullscreenchange', UI.updateFullscreenButton); | |
380 | window.addEventListener('mozfullscreenchange', UI.updateFullscreenButton); | |
381 | window.addEventListener('webkitfullscreenchange', UI.updateFullscreenButton); | |
382 | window.addEventListener('msfullscreenchange', UI.updateFullscreenButton); | |
383 | }, | |
0f6af1e3 | 384 | |
95dd6001 | 385 | /* ------^------- |
59387b34 | 386 | * /EVENT HANDLERS |
95dd6001 | 387 | * ============== |
388 | * VISUAL | |
389 | * ------v------*/ | |
58ded70d | 390 | |
e89eef94 | 391 | updateState: function(event) { |
6d6f0db0 SR |
392 | var msg; |
393 | ||
394 | document.documentElement.classList.remove("noVNC_connecting"); | |
395 | document.documentElement.classList.remove("noVNC_connected"); | |
396 | document.documentElement.classList.remove("noVNC_disconnecting"); | |
397 | document.documentElement.classList.remove("noVNC_reconnecting"); | |
398 | ||
e89eef94 | 399 | switch (event.detail.state) { |
6d6f0db0 SR |
400 | case 'connecting': |
401 | document.getElementById("noVNC_transition_text").textContent = _("Connecting..."); | |
402 | document.documentElement.classList.add("noVNC_connecting"); | |
403 | break; | |
404 | case 'connected': | |
405 | UI.connected = true; | |
406 | UI.inhibit_reconnect = false; | |
832be262 | 407 | UI.doneInitialResize = false; |
6d6f0db0 | 408 | document.documentElement.classList.add("noVNC_connected"); |
5b4e5d01 | 409 | if (UI.getSetting('encrypt')) { |
6d6f0db0 SR |
410 | msg = _("Connected (encrypted) to ") + UI.desktopName; |
411 | } else { | |
412 | msg = _("Connected (unencrypted) to ") + UI.desktopName; | |
413 | } | |
414 | UI.showStatus(msg); | |
2afda544 | 415 | document.getElementById('noVNC_canvas').focus(); |
6d6f0db0 SR |
416 | break; |
417 | case 'disconnecting': | |
418 | UI.connected = false; | |
419 | document.getElementById("noVNC_transition_text").textContent = _("Disconnecting..."); | |
420 | document.documentElement.classList.add("noVNC_disconnecting"); | |
421 | break; | |
422 | case 'disconnected': | |
423 | UI.showStatus(_("Disconnected")); | |
424 | break; | |
425 | default: | |
2592c243 SM |
426 | Log.Error("Invalid visual state: " + event.detail.state); |
427 | UI.showStatus(_("Internal error"), 'error'); | |
6d6f0db0 SR |
428 | break; |
429 | } | |
8d710e8b | 430 | |
6d6f0db0 SR |
431 | UI.updateVisualState(); |
432 | }, | |
8d710e8b | 433 | |
6d6f0db0 SR |
434 | // Disable/enable controls depending on connection state |
435 | updateVisualState: function() { | |
436 | //Log.Debug(">> updateVisualState"); | |
29475d77 | 437 | |
6d6f0db0 | 438 | UI.enableDisableViewClip(); |
fdedbafb | 439 | |
6d6f0db0 SR |
440 | if (UI.connected) { |
441 | UI.disableSetting('encrypt'); | |
6d6f0db0 SR |
442 | UI.disableSetting('shared'); |
443 | UI.disableSetting('host'); | |
444 | UI.disableSetting('port'); | |
445 | UI.disableSetting('path'); | |
446 | UI.disableSetting('repeaterID'); | |
447 | UI.updateViewClip(); | |
448 | UI.setMouseButton(1); | |
449 | ||
450 | // Hide the controlbar after 2 seconds | |
451 | UI.closeControlbarTimeout = setTimeout(UI.closeControlbar, 2000); | |
452 | } else { | |
453 | UI.enableSetting('encrypt'); | |
6d6f0db0 SR |
454 | UI.enableSetting('shared'); |
455 | UI.enableSetting('host'); | |
456 | UI.enableSetting('port'); | |
457 | UI.enableSetting('path'); | |
458 | UI.enableSetting('repeaterID'); | |
cd523e8f | 459 | UI.updatePowerButton(); |
6d6f0db0 SR |
460 | UI.keepControlbar(); |
461 | } | |
fdedbafb | 462 | |
6d6f0db0 | 463 | // Hide input related buttons in view only mode |
747b4623 | 464 | if (UI.rfb && UI.rfb.viewOnly) { |
6d6f0db0 SR |
465 | document.getElementById('noVNC_keyboard_button') |
466 | .classList.add('noVNC_hidden'); | |
467 | document.getElementById('noVNC_toggle_extra_keys_button') | |
468 | .classList.add('noVNC_hidden'); | |
469 | } else { | |
470 | document.getElementById('noVNC_keyboard_button') | |
471 | .classList.remove('noVNC_hidden'); | |
472 | document.getElementById('noVNC_toggle_extra_keys_button') | |
473 | .classList.remove('noVNC_hidden'); | |
474 | } | |
fdedbafb | 475 | |
6d6f0db0 SR |
476 | // State change disables viewport dragging. |
477 | // It is enabled (toggled) by direct click on the button | |
478 | UI.setViewDrag(false); | |
fdedbafb | 479 | |
6d6f0db0 SR |
480 | // State change also closes the password dialog |
481 | document.getElementById('noVNC_password_dlg') | |
482 | .classList.remove('noVNC_open'); | |
eef91bf9 | 483 | |
6d6f0db0 SR |
484 | //Log.Debug("<< updateVisualState"); |
485 | }, | |
29475d77 | 486 | |
6d6f0db0 SR |
487 | showStatus: function(text, status_type, time) { |
488 | var statusElem = document.getElementById('noVNC_status'); | |
8a7ec6ea | 489 | |
6d6f0db0 | 490 | clearTimeout(UI.statusTimeout); |
29475d77 | 491 | |
6d6f0db0 SR |
492 | if (typeof status_type === 'undefined') { |
493 | status_type = 'normal'; | |
494 | } | |
4e471b5b | 495 | |
6d6f0db0 SR |
496 | statusElem.classList.remove("noVNC_status_normal"); |
497 | statusElem.classList.remove("noVNC_status_warn"); | |
498 | statusElem.classList.remove("noVNC_status_error"); | |
499 | ||
500 | switch (status_type) { | |
501 | case 'warning': | |
502 | case 'warn': | |
503 | statusElem.classList.add("noVNC_status_warn"); | |
504 | break; | |
505 | case 'error': | |
506 | statusElem.classList.add("noVNC_status_error"); | |
507 | break; | |
508 | case 'normal': | |
509 | case 'info': | |
510 | default: | |
511 | statusElem.classList.add("noVNC_status_normal"); | |
512 | break; | |
513 | } | |
8d7708c8 | 514 | |
6d6f0db0 SR |
515 | statusElem.textContent = text; |
516 | statusElem.classList.add("noVNC_open"); | |
8d7708c8 | 517 | |
6d6f0db0 SR |
518 | // If no time was specified, show the status for 1.5 seconds |
519 | if (typeof time === 'undefined') { | |
520 | time = 1500; | |
521 | } | |
8d7708c8 | 522 | |
6d6f0db0 SR |
523 | // Error messages do not timeout |
524 | if (status_type !== 'error') { | |
525 | UI.statusTimeout = window.setTimeout(UI.hideStatus, time); | |
526 | } | |
527 | }, | |
528 | ||
529 | hideStatus: function() { | |
530 | clearTimeout(UI.statusTimeout); | |
531 | document.getElementById('noVNC_status').classList.remove("noVNC_open"); | |
532 | }, | |
533 | ||
6d6f0db0 SR |
534 | activateControlbar: function(event) { |
535 | clearTimeout(UI.idleControlbarTimeout); | |
536 | // We manipulate the anchor instead of the actual control | |
537 | // bar in order to avoid creating new a stacking group | |
538 | document.getElementById('noVNC_control_bar_anchor') | |
539 | .classList.remove("noVNC_idle"); | |
540 | UI.idleControlbarTimeout = window.setTimeout(UI.idleControlbar, 2000); | |
541 | }, | |
542 | ||
543 | idleControlbar: function() { | |
544 | document.getElementById('noVNC_control_bar_anchor') | |
545 | .classList.add("noVNC_idle"); | |
546 | }, | |
547 | ||
548 | keepControlbar: function() { | |
549 | clearTimeout(UI.closeControlbarTimeout); | |
550 | }, | |
551 | ||
552 | openControlbar: function() { | |
553 | document.getElementById('noVNC_control_bar') | |
554 | .classList.add("noVNC_open"); | |
555 | }, | |
556 | ||
557 | closeControlbar: function() { | |
558 | UI.closeAllPanels(); | |
559 | document.getElementById('noVNC_control_bar') | |
560 | .classList.remove("noVNC_open"); | |
561 | }, | |
562 | ||
563 | toggleControlbar: function() { | |
564 | if (document.getElementById('noVNC_control_bar') | |
565 | .classList.contains("noVNC_open")) { | |
566 | UI.closeControlbar(); | |
567 | } else { | |
568 | UI.openControlbar(); | |
569 | } | |
570 | }, | |
571 | ||
572 | toggleControlbarSide: function () { | |
573 | // Temporarily disable animation to avoid weird movement | |
574 | var bar = document.getElementById('noVNC_control_bar'); | |
575 | bar.style.transitionDuration = '0s'; | |
576 | bar.addEventListener('transitionend', function () { this.style.transitionDuration = ""; }); | |
577 | ||
578 | var anchor = document.getElementById('noVNC_control_bar_anchor'); | |
579 | if (anchor.classList.contains("noVNC_right")) { | |
580 | WebUtil.writeSetting('controlbar_pos', 'left'); | |
581 | anchor.classList.remove("noVNC_right"); | |
582 | } else { | |
583 | WebUtil.writeSetting('controlbar_pos', 'right'); | |
584 | anchor.classList.add("noVNC_right"); | |
585 | } | |
ca5c74ad | 586 | |
6d6f0db0 SR |
587 | // Consider this a movement of the handle |
588 | UI.controlbarDrag = true; | |
589 | }, | |
4e471b5b | 590 | |
bbc1648c SM |
591 | showControlbarHint: function (show) { |
592 | var hint = document.getElementById('noVNC_control_bar_hint'); | |
593 | if (show) { | |
594 | hint.classList.add("noVNC_active"); | |
595 | } else { | |
596 | hint.classList.remove("noVNC_active"); | |
597 | } | |
598 | }, | |
599 | ||
6d6f0db0 SR |
600 | dragControlbarHandle: function (e) { |
601 | if (!UI.controlbarGrabbed) return; | |
38323d4d | 602 | |
6d6f0db0 | 603 | var ptr = getPointerEvent(e); |
8ee432f1 | 604 | |
6d6f0db0 SR |
605 | var anchor = document.getElementById('noVNC_control_bar_anchor'); |
606 | if (ptr.clientX < (window.innerWidth * 0.1)) { | |
cf348b78 | 607 | if (anchor.classList.contains("noVNC_right")) { |
6d6f0db0 | 608 | UI.toggleControlbarSide(); |
8ee432f1 | 609 | } |
6d6f0db0 SR |
610 | } else if (ptr.clientX > (window.innerWidth * 0.9)) { |
611 | if (!anchor.classList.contains("noVNC_right")) { | |
612 | UI.toggleControlbarSide(); | |
04b399e2 | 613 | } |
6d6f0db0 | 614 | } |
04b399e2 | 615 | |
6d6f0db0 SR |
616 | if (!UI.controlbarDrag) { |
617 | // The goal is to trigger on a certain physical width, the | |
618 | // devicePixelRatio brings us a bit closer but is not optimal. | |
619 | var dragThreshold = 10 * (window.devicePixelRatio || 1); | |
620 | var dragDistance = Math.abs(ptr.clientY - UI.controlbarMouseDownClientY); | |
04b399e2 | 621 | |
6d6f0db0 | 622 | if (dragDistance < dragThreshold) return; |
04b399e2 | 623 | |
6d6f0db0 SR |
624 | UI.controlbarDrag = true; |
625 | } | |
f75e4d3c | 626 | |
6d6f0db0 | 627 | var eventY = ptr.clientY - UI.controlbarMouseDownOffsetY; |
04b399e2 | 628 | |
6d6f0db0 | 629 | UI.moveControlbarHandle(eventY); |
59cd99bc | 630 | |
6d6f0db0 SR |
631 | e.preventDefault(); |
632 | e.stopPropagation(); | |
633 | UI.keepControlbar(); | |
634 | UI.activateControlbar(); | |
635 | }, | |
04b399e2 | 636 | |
6d6f0db0 SR |
637 | // Move the handle but don't allow any position outside the bounds |
638 | moveControlbarHandle: function (viewportRelativeY) { | |
639 | var handle = document.getElementById("noVNC_control_bar_handle"); | |
640 | var handleHeight = handle.getBoundingClientRect().height; | |
641 | var controlbarBounds = document.getElementById("noVNC_control_bar") | |
642 | .getBoundingClientRect(); | |
643 | var margin = 10; | |
04b399e2 | 644 | |
6d6f0db0 SR |
645 | // These heights need to be non-zero for the below logic to work |
646 | if (handleHeight === 0 || controlbarBounds.height === 0) { | |
647 | return; | |
648 | } | |
04b399e2 | 649 | |
6d6f0db0 | 650 | var newY = viewportRelativeY; |
04b399e2 | 651 | |
6d6f0db0 SR |
652 | // Check if the coordinates are outside the control bar |
653 | if (newY < controlbarBounds.top + margin) { | |
654 | // Force coordinates to be below the top of the control bar | |
655 | newY = controlbarBounds.top + margin; | |
04b399e2 | 656 | |
6d6f0db0 SR |
657 | } else if (newY > controlbarBounds.top + |
658 | controlbarBounds.height - handleHeight - margin) { | |
659 | // Force coordinates to be above the bottom of the control bar | |
660 | newY = controlbarBounds.top + | |
661 | controlbarBounds.height - handleHeight - margin; | |
662 | } | |
04b399e2 | 663 | |
6d6f0db0 SR |
664 | // Corner case: control bar too small for stable position |
665 | if (controlbarBounds.height < (handleHeight + margin * 2)) { | |
666 | newY = controlbarBounds.top + | |
667 | (controlbarBounds.height - handleHeight) / 2; | |
668 | } | |
04b399e2 | 669 | |
6d6f0db0 SR |
670 | // The transform needs coordinates that are relative to the parent |
671 | var parentRelativeY = newY - controlbarBounds.top; | |
672 | handle.style.transform = "translateY(" + parentRelativeY + "px)"; | |
673 | }, | |
674 | ||
675 | updateControlbarHandle: function () { | |
676 | // Since the control bar is fixed on the viewport and not the page, | |
677 | // the move function expects coordinates relative the the viewport. | |
678 | var handle = document.getElementById("noVNC_control_bar_handle"); | |
679 | var handleBounds = handle.getBoundingClientRect(); | |
680 | UI.moveControlbarHandle(handleBounds.top); | |
681 | }, | |
682 | ||
683 | controlbarHandleMouseUp: function(e) { | |
684 | if ((e.type == "mouseup") && (e.button != 0)) return; | |
685 | ||
686 | // mouseup and mousedown on the same place toggles the controlbar | |
687 | if (UI.controlbarGrabbed && !UI.controlbarDrag) { | |
688 | UI.toggleControlbar(); | |
04b399e2 SM |
689 | e.preventDefault(); |
690 | e.stopPropagation(); | |
de315d62 PO |
691 | UI.keepControlbar(); |
692 | UI.activateControlbar(); | |
6d6f0db0 SR |
693 | } |
694 | UI.controlbarGrabbed = false; | |
bbc1648c | 695 | UI.showControlbarHint(false); |
6d6f0db0 SR |
696 | }, |
697 | ||
698 | controlbarHandleMouseDown: function(e) { | |
699 | if ((e.type == "mousedown") && (e.button != 0)) return; | |
700 | ||
701 | var ptr = getPointerEvent(e); | |
702 | ||
703 | var handle = document.getElementById("noVNC_control_bar_handle"); | |
704 | var bounds = handle.getBoundingClientRect(); | |
705 | ||
333ad45c SM |
706 | // Touch events have implicit capture |
707 | if (e.type === "mousedown") { | |
708 | setCapture(handle); | |
709 | } | |
710 | ||
6d6f0db0 SR |
711 | UI.controlbarGrabbed = true; |
712 | UI.controlbarDrag = false; | |
713 | ||
bbc1648c SM |
714 | UI.showControlbarHint(true); |
715 | ||
6d6f0db0 SR |
716 | UI.controlbarMouseDownClientY = ptr.clientY; |
717 | UI.controlbarMouseDownOffsetY = ptr.clientY - bounds.top; | |
718 | e.preventDefault(); | |
719 | e.stopPropagation(); | |
720 | UI.keepControlbar(); | |
721 | UI.activateControlbar(); | |
722 | }, | |
723 | ||
724 | toggleExpander: function(e) { | |
725 | if (this.classList.contains("noVNC_open")) { | |
726 | this.classList.remove("noVNC_open"); | |
727 | } else { | |
728 | this.classList.add("noVNC_open"); | |
729 | } | |
730 | }, | |
575f6983 | 731 | |
95dd6001 | 732 | /* ------^------- |
733 | * /VISUAL | |
734 | * ============== | |
735 | * SETTINGS | |
736 | * ------v------*/ | |
737 | ||
6d6f0db0 SR |
738 | // Initial page load read/initialization of settings |
739 | initSetting: function(name, defVal) { | |
740 | // Check Query string followed by cookie | |
741 | var val = WebUtil.getConfigVar(name); | |
742 | if (val === null) { | |
743 | val = WebUtil.readSetting(name, defVal); | |
744 | } | |
745 | UI.updateSetting(name, val); | |
746 | return val; | |
747 | }, | |
bbbf42bb | 748 | |
6d6f0db0 SR |
749 | // Update cookie and form control setting. If value is not set, then |
750 | // updates from control to current cookie setting. | |
751 | updateSetting: function(name, value) { | |
bbbf42bb | 752 | |
6d6f0db0 SR |
753 | // Save the cookie for this session |
754 | if (typeof value !== 'undefined') { | |
755 | WebUtil.writeSetting(name, value); | |
756 | } | |
bbbf42bb | 757 | |
6d6f0db0 SR |
758 | // Update the settings control |
759 | value = UI.getSetting(name); | |
bbbf42bb | 760 | |
6d6f0db0 SR |
761 | var ctrl = document.getElementById('noVNC_setting_' + name); |
762 | if (ctrl.type === 'checkbox') { | |
763 | ctrl.checked = value; | |
bbbf42bb | 764 | |
6d6f0db0 SR |
765 | } else if (typeof ctrl.options !== 'undefined') { |
766 | for (var i = 0; i < ctrl.options.length; i += 1) { | |
767 | if (ctrl.options[i].value === value) { | |
768 | ctrl.selectedIndex = i; | |
769 | break; | |
bbbf42bb | 770 | } |
bbbf42bb | 771 | } |
6d6f0db0 SR |
772 | } else { |
773 | /*Weird IE9 error leads to 'null' appearring | |
774 | in textboxes instead of ''.*/ | |
775 | if (value === null) { | |
776 | value = ""; | |
bbbf42bb | 777 | } |
6d6f0db0 SR |
778 | ctrl.value = value; |
779 | } | |
780 | }, | |
781 | ||
782 | // Save control setting to cookie | |
783 | saveSetting: function(name) { | |
784 | var val, ctrl = document.getElementById('noVNC_setting_' + name); | |
785 | if (ctrl.type === 'checkbox') { | |
786 | val = ctrl.checked; | |
787 | } else if (typeof ctrl.options !== 'undefined') { | |
788 | val = ctrl.options[ctrl.selectedIndex].value; | |
789 | } else { | |
790 | val = ctrl.value; | |
791 | } | |
792 | WebUtil.writeSetting(name, val); | |
793 | //Log.Debug("Setting saved '" + name + "=" + val + "'"); | |
794 | return val; | |
795 | }, | |
796 | ||
797 | // Read form control compatible setting from cookie | |
798 | getSetting: function(name) { | |
799 | var ctrl = document.getElementById('noVNC_setting_' + name); | |
800 | var val = WebUtil.readSetting(name); | |
801 | if (typeof val !== 'undefined' && val !== null && ctrl.type === 'checkbox') { | |
802 | if (val.toString().toLowerCase() in {'0':1, 'no':1, 'false':1}) { | |
803 | val = false; | |
804 | } else { | |
805 | val = true; | |
bbbf42bb | 806 | } |
6d6f0db0 SR |
807 | } |
808 | return val; | |
809 | }, | |
810 | ||
811 | // These helpers compensate for the lack of parent-selectors and | |
812 | // previous-sibling-selectors in CSS which are needed when we want to | |
813 | // disable the labels that belong to disabled input elements. | |
814 | disableSetting: function(name) { | |
815 | var ctrl = document.getElementById('noVNC_setting_' + name); | |
816 | ctrl.disabled = true; | |
817 | ctrl.label.classList.add('noVNC_disabled'); | |
818 | }, | |
819 | ||
820 | enableSetting: function(name) { | |
821 | var ctrl = document.getElementById('noVNC_setting_' + name); | |
822 | ctrl.disabled = false; | |
823 | ctrl.label.classList.remove('noVNC_disabled'); | |
824 | }, | |
24584cca | 825 | |
ed8cbe4e PO |
826 | /* ------^------- |
827 | * /SETTINGS | |
828 | * ============== | |
829 | * PANELS | |
830 | * ------v------*/ | |
831 | ||
6d6f0db0 SR |
832 | closeAllPanels: function() { |
833 | UI.closeSettingsPanel(); | |
cd523e8f | 834 | UI.closePowerPanel(); |
6d6f0db0 SR |
835 | UI.closeClipboardPanel(); |
836 | UI.closeExtraKeys(); | |
837 | }, | |
ed8cbe4e PO |
838 | |
839 | /* ------^------- | |
840 | * /PANELS | |
841 | * ============== | |
842 | * SETTINGS (panel) | |
843 | * ------v------*/ | |
844 | ||
6d6f0db0 SR |
845 | openSettingsPanel: function() { |
846 | UI.closeAllPanels(); | |
847 | UI.openControlbar(); | |
848 | ||
849 | // Refresh UI elements from saved cookies | |
850 | UI.updateSetting('encrypt'); | |
a49ade5f | 851 | UI.updateSetting('view_clip'); |
6d6f0db0 SR |
852 | UI.updateSetting('resize'); |
853 | UI.updateSetting('shared'); | |
854 | UI.updateSetting('view_only'); | |
855 | UI.updateSetting('path'); | |
856 | UI.updateSetting('repeaterID'); | |
857 | UI.updateSetting('logging'); | |
858 | UI.updateSetting('reconnect'); | |
859 | UI.updateSetting('reconnect_delay'); | |
860 | ||
861 | document.getElementById('noVNC_settings') | |
862 | .classList.add("noVNC_open"); | |
863 | document.getElementById('noVNC_settings_button') | |
864 | .classList.add("noVNC_selected"); | |
865 | }, | |
866 | ||
867 | closeSettingsPanel: function() { | |
868 | document.getElementById('noVNC_settings') | |
869 | .classList.remove("noVNC_open"); | |
870 | document.getElementById('noVNC_settings_button') | |
871 | .classList.remove("noVNC_selected"); | |
872 | }, | |
873 | ||
874 | toggleSettingsPanel: function() { | |
875 | if (document.getElementById('noVNC_settings') | |
876 | .classList.contains("noVNC_open")) { | |
877 | UI.closeSettingsPanel(); | |
878 | } else { | |
879 | UI.openSettingsPanel(); | |
880 | } | |
881 | }, | |
bbbf42bb | 882 | |
95dd6001 | 883 | /* ------^------- |
884 | * /SETTINGS | |
885 | * ============== | |
cd523e8f | 886 | * POWER |
95dd6001 | 887 | * ------v------*/ |
888 | ||
cd523e8f | 889 | openPowerPanel: function() { |
6d6f0db0 SR |
890 | UI.closeAllPanels(); |
891 | UI.openControlbar(); | |
892 | ||
cd523e8f | 893 | document.getElementById('noVNC_power') |
6d6f0db0 | 894 | .classList.add("noVNC_open"); |
cd523e8f | 895 | document.getElementById('noVNC_power_button') |
6d6f0db0 SR |
896 | .classList.add("noVNC_selected"); |
897 | }, | |
898 | ||
cd523e8f PO |
899 | closePowerPanel: function() { |
900 | document.getElementById('noVNC_power') | |
6d6f0db0 | 901 | .classList.remove("noVNC_open"); |
cd523e8f | 902 | document.getElementById('noVNC_power_button') |
6d6f0db0 SR |
903 | .classList.remove("noVNC_selected"); |
904 | }, | |
905 | ||
cd523e8f PO |
906 | togglePowerPanel: function() { |
907 | if (document.getElementById('noVNC_power') | |
6d6f0db0 | 908 | .classList.contains("noVNC_open")) { |
cd523e8f | 909 | UI.closePowerPanel(); |
6d6f0db0 | 910 | } else { |
cd523e8f | 911 | UI.openPowerPanel(); |
6d6f0db0 SR |
912 | } |
913 | }, | |
ed8cbe4e | 914 | |
cd523e8f PO |
915 | // Disable/enable power button |
916 | updatePowerButton: function() { | |
917 | if (UI.connected && | |
747b4623 PO |
918 | UI.rfb.capabilities.power && |
919 | !UI.rfb.viewOnly) { | |
cd523e8f | 920 | document.getElementById('noVNC_power_button') |
6d6f0db0 SR |
921 | .classList.remove("noVNC_hidden"); |
922 | } else { | |
cd523e8f | 923 | document.getElementById('noVNC_power_button') |
6d6f0db0 | 924 | .classList.add("noVNC_hidden"); |
cd523e8f PO |
925 | // Close power panel if open |
926 | UI.closePowerPanel(); | |
6d6f0db0 SR |
927 | } |
928 | }, | |
bbbf42bb | 929 | |
95dd6001 | 930 | /* ------^------- |
cd523e8f | 931 | * /POWER |
95dd6001 | 932 | * ============== |
933 | * CLIPBOARD | |
934 | * ------v------*/ | |
f8b399d7 | 935 | |
6d6f0db0 SR |
936 | openClipboardPanel: function() { |
937 | UI.closeAllPanels(); | |
938 | UI.openControlbar(); | |
939 | ||
940 | document.getElementById('noVNC_clipboard') | |
941 | .classList.add("noVNC_open"); | |
942 | document.getElementById('noVNC_clipboard_button') | |
943 | .classList.add("noVNC_selected"); | |
944 | }, | |
945 | ||
946 | closeClipboardPanel: function() { | |
947 | document.getElementById('noVNC_clipboard') | |
948 | .classList.remove("noVNC_open"); | |
949 | document.getElementById('noVNC_clipboard_button') | |
950 | .classList.remove("noVNC_selected"); | |
951 | }, | |
952 | ||
953 | toggleClipboardPanel: function() { | |
954 | if (document.getElementById('noVNC_clipboard') | |
955 | .classList.contains("noVNC_open")) { | |
956 | UI.closeClipboardPanel(); | |
957 | } else { | |
958 | UI.openClipboardPanel(); | |
959 | } | |
960 | }, | |
961 | ||
e89eef94 PO |
962 | clipboardReceive: function(e) { |
963 | Log.Debug(">> UI.clipboardReceive: " + e.detail.text.substr(0,40) + "..."); | |
964 | document.getElementById('noVNC_clipboard_text').value = e.detail.text; | |
6d6f0db0 SR |
965 | Log.Debug("<< UI.clipboardReceive"); |
966 | }, | |
967 | ||
968 | clipboardClear: function() { | |
969 | document.getElementById('noVNC_clipboard_text').value = ""; | |
970 | UI.rfb.clipboardPasteFrom(""); | |
971 | }, | |
972 | ||
973 | clipboardSend: function() { | |
974 | var text = document.getElementById('noVNC_clipboard_text').value; | |
975 | Log.Debug(">> UI.clipboardSend: " + text.substr(0,40) + "..."); | |
976 | UI.rfb.clipboardPasteFrom(text); | |
977 | Log.Debug("<< UI.clipboardSend"); | |
978 | }, | |
95dd6001 | 979 | |
980 | /* ------^------- | |
981 | * /CLIPBOARD | |
982 | * ============== | |
983 | * CONNECTION | |
984 | * ------v------*/ | |
985 | ||
6d6f0db0 SR |
986 | openConnectPanel: function() { |
987 | document.getElementById('noVNC_connect_dlg') | |
988 | .classList.add("noVNC_open"); | |
989 | }, | |
b3c932c3 | 990 | |
6d6f0db0 SR |
991 | closeConnectPanel: function() { |
992 | document.getElementById('noVNC_connect_dlg') | |
993 | .classList.remove("noVNC_open"); | |
994 | }, | |
b3c932c3 | 995 | |
6d6f0db0 SR |
996 | connect: function(event, password) { |
997 | var host = UI.getSetting('host'); | |
998 | var port = UI.getSetting('port'); | |
999 | var path = UI.getSetting('path'); | |
c55f05f6 | 1000 | |
6d6f0db0 SR |
1001 | if (typeof password === 'undefined') { |
1002 | password = WebUtil.getConfigVar('password'); | |
2e735160 | 1003 | UI.reconnect_password = password; |
6d6f0db0 | 1004 | } |
044d54ed | 1005 | |
6d6f0db0 SR |
1006 | if (password === null) { |
1007 | password = undefined; | |
1008 | } | |
512d3605 | 1009 | |
d593483e | 1010 | if (!host) { |
8317524c SM |
1011 | Log.Error("Can't connect when host is: " + host); |
1012 | UI.showStatus(_("Must set host"), 'error'); | |
6d6f0db0 SR |
1013 | return; |
1014 | } | |
53fc7392 | 1015 | |
6d6f0db0 SR |
1016 | UI.closeAllPanels(); |
1017 | UI.closeConnectPanel(); | |
4102b71c | 1018 | |
6d6f0db0 | 1019 | UI.updateViewOnly(); |
ef1e8bab | 1020 | |
5b4e5d01 PO |
1021 | var url; |
1022 | ||
1023 | url = UI.getSetting('encrypt') ? 'wss' : 'ws'; | |
1024 | ||
1025 | url += '://' + host; | |
1026 | if(port) { | |
1027 | url += ':' + port; | |
1028 | } | |
1029 | url += '/' + path; | |
1030 | ||
2f4516f2 PO |
1031 | UI.rfb = new RFB(document.getElementById('noVNC_canvas'), url, |
1032 | { shared: UI.getSetting('shared'), | |
1033 | repeaterID: UI.getSetting('repeaterID'), | |
1034 | credentials: { password: password } }); | |
e89eef94 PO |
1035 | UI.rfb.addEventListener("updatestate", UI.updateState); |
1036 | UI.rfb.addEventListener("disconnect", UI.disconnectFinished); | |
1037 | UI.rfb.addEventListener("credentialsrequired", UI.credentials); | |
1038 | UI.rfb.addEventListener("capabilities", function () { UI.updatePowerButton(); UI.initialResize(); }); | |
1039 | UI.rfb.addEventListener("clipboard", UI.clipboardReceive); | |
1040 | UI.rfb.addEventListener("bell", UI.bell); | |
1041 | UI.rfb.addEventListener("fbresize", UI.updateSessionSize); | |
1042 | UI.rfb.addEventListener("desktopname", UI.updateDesktopName); | |
6d6f0db0 | 1043 | }, |
5299db1a | 1044 | |
6d6f0db0 SR |
1045 | disconnect: function() { |
1046 | UI.closeAllPanels(); | |
1047 | UI.rfb.disconnect(); | |
8e0f0088 | 1048 | |
6d6f0db0 SR |
1049 | // Disable automatic reconnecting |
1050 | UI.inhibit_reconnect = true; | |
044d54ed | 1051 | |
6d6f0db0 SR |
1052 | // Don't display the connection settings until we're actually disconnected |
1053 | }, | |
bbbf42bb | 1054 | |
6d6f0db0 SR |
1055 | reconnect: function() { |
1056 | UI.reconnect_callback = null; | |
044d54ed | 1057 | |
6d6f0db0 SR |
1058 | // if reconnect has been disabled in the meantime, do nothing. |
1059 | if (UI.inhibit_reconnect) { | |
1060 | return; | |
1061 | } | |
044d54ed | 1062 | |
6d6f0db0 SR |
1063 | UI.connect(null, UI.reconnect_password); |
1064 | }, | |
044d54ed | 1065 | |
e89eef94 PO |
1066 | disconnectFinished: function (e) { |
1067 | if (typeof e.detail.reason !== 'undefined') { | |
1068 | UI.showStatus(e.detail.reason, 'error'); | |
6d6f0db0 SR |
1069 | } else if (UI.getSetting('reconnect', false) === true && !UI.inhibit_reconnect) { |
1070 | document.getElementById("noVNC_transition_text").textContent = _("Reconnecting..."); | |
1071 | document.documentElement.classList.add("noVNC_reconnecting"); | |
044d54ed | 1072 | |
6d6f0db0 SR |
1073 | var delay = parseInt(UI.getSetting('reconnect_delay')); |
1074 | UI.reconnect_callback = setTimeout(UI.reconnect, delay); | |
1075 | return; | |
1076 | } | |
044d54ed | 1077 | |
6d6f0db0 SR |
1078 | UI.openControlbar(); |
1079 | UI.openConnectPanel(); | |
1080 | }, | |
044d54ed | 1081 | |
6d6f0db0 SR |
1082 | cancelReconnect: function() { |
1083 | if (UI.reconnect_callback !== null) { | |
1084 | clearTimeout(UI.reconnect_callback); | |
1085 | UI.reconnect_callback = null; | |
1086 | } | |
044d54ed | 1087 | |
6d6f0db0 SR |
1088 | document.documentElement.classList.remove("noVNC_reconnecting"); |
1089 | UI.openControlbar(); | |
1090 | UI.openConnectPanel(); | |
1091 | }, | |
3bb12056 | 1092 | |
7d714b15 SM |
1093 | /* ------^------- |
1094 | * /CONNECTION | |
1095 | * ============== | |
1096 | * PASSWORD | |
1097 | * ------v------*/ | |
1098 | ||
e89eef94 | 1099 | credentials: function(e) { |
430f00d6 | 1100 | // FIXME: handle more types |
6d6f0db0 SR |
1101 | document.getElementById('noVNC_password_dlg') |
1102 | .classList.add('noVNC_open'); | |
7d714b15 | 1103 | |
6d6f0db0 SR |
1104 | setTimeout(function () { |
1105 | document.getElementById('noVNC_password_input').focus(); | |
1106 | }, 100); | |
7d714b15 | 1107 | |
8317524c SM |
1108 | Log.Warn("Server asked for a password"); |
1109 | UI.showStatus(_("Password is required"), "warning"); | |
6d6f0db0 SR |
1110 | }, |
1111 | ||
1112 | setPassword: function(e) { | |
a80b5fda PO |
1113 | // Prevent actually submitting the form |
1114 | e.preventDefault(); | |
1115 | ||
c23665dd SM |
1116 | var inputElem = document.getElementById('noVNC_password_input'); |
1117 | var password = inputElem.value; | |
1118 | // Clear the input after reading the password | |
1119 | inputElem.value = ""; | |
430f00d6 | 1120 | UI.rfb.sendCredentials({ password: password }); |
6d6f0db0 SR |
1121 | UI.reconnect_password = password; |
1122 | document.getElementById('noVNC_password_dlg') | |
1123 | .classList.remove('noVNC_open'); | |
6d6f0db0 | 1124 | }, |
58ded70d | 1125 | |
95dd6001 | 1126 | /* ------^------- |
7d714b15 | 1127 | * /PASSWORD |
95dd6001 | 1128 | * ============== |
1129 | * FULLSCREEN | |
1130 | * ------v------*/ | |
1131 | ||
6d6f0db0 SR |
1132 | toggleFullscreen: function() { |
1133 | if (document.fullscreenElement || // alternative standard method | |
1134 | document.mozFullScreenElement || // currently working methods | |
1135 | document.webkitFullscreenElement || | |
1136 | document.msFullscreenElement) { | |
1137 | if (document.exitFullscreen) { | |
1138 | document.exitFullscreen(); | |
1139 | } else if (document.mozCancelFullScreen) { | |
1140 | document.mozCancelFullScreen(); | |
1141 | } else if (document.webkitExitFullscreen) { | |
1142 | document.webkitExitFullscreen(); | |
1143 | } else if (document.msExitFullscreen) { | |
1144 | document.msExitFullscreen(); | |
1145 | } | |
1146 | } else { | |
1147 | if (document.documentElement.requestFullscreen) { | |
1148 | document.documentElement.requestFullscreen(); | |
1149 | } else if (document.documentElement.mozRequestFullScreen) { | |
1150 | document.documentElement.mozRequestFullScreen(); | |
1151 | } else if (document.documentElement.webkitRequestFullscreen) { | |
1152 | document.documentElement.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT); | |
1153 | } else if (document.body.msRequestFullscreen) { | |
1154 | document.body.msRequestFullscreen(); | |
7d1dc09a | 1155 | } |
6d6f0db0 SR |
1156 | } |
1157 | UI.enableDisableViewClip(); | |
1158 | UI.updateFullscreenButton(); | |
1159 | }, | |
1160 | ||
1161 | updateFullscreenButton: function() { | |
1162 | if (document.fullscreenElement || // alternative standard method | |
1163 | document.mozFullScreenElement || // currently working methods | |
1164 | document.webkitFullscreenElement || | |
1165 | document.msFullscreenElement ) { | |
1166 | document.getElementById('noVNC_fullscreen_button') | |
1167 | .classList.add("noVNC_selected"); | |
1168 | } else { | |
1169 | document.getElementById('noVNC_fullscreen_button') | |
1170 | .classList.remove("noVNC_selected"); | |
1171 | } | |
1172 | }, | |
7d1dc09a | 1173 | |
95dd6001 | 1174 | /* ------^------- |
1175 | * /FULLSCREEN | |
1176 | * ============== | |
1177 | * RESIZE | |
1178 | * ------v------*/ | |
777cb7a0 | 1179 | |
6d6f0db0 SR |
1180 | // Apply remote resizing or local scaling |
1181 | applyResizeMode: function() { | |
1182 | if (!UI.rfb) return; | |
58ded70d | 1183 | |
6d6f0db0 | 1184 | var screen = UI.screenSize(); |
777cb7a0 | 1185 | |
b9854a5c | 1186 | if (screen && UI.connected) { |
777cb7a0 | 1187 | |
6d6f0db0 | 1188 | var resizeMode = UI.getSetting('resize'); |
0460e5fd | 1189 | UI.rfb.viewportScale = 1.0; |
777cb7a0 | 1190 | |
6d6f0db0 SR |
1191 | // Make sure the viewport is adjusted first |
1192 | UI.updateViewClip(); | |
6bfd9dc9 | 1193 | |
6d6f0db0 | 1194 | if (resizeMode === 'remote') { |
777cb7a0 | 1195 | |
6d6f0db0 SR |
1196 | // Request changing the resolution of the remote display to |
1197 | // the size of the local browser viewport. | |
777cb7a0 | 1198 | |
6d6f0db0 SR |
1199 | // In order to not send multiple requests before the browser-resize |
1200 | // is finished we wait 0.5 seconds before sending the request. | |
1201 | clearTimeout(UI.resizeTimeout); | |
1202 | UI.resizeTimeout = setTimeout(function(){ | |
1203 | // Request a remote size covering the viewport | |
1204 | if (UI.rfb.requestDesktopSize(screen.w, screen.h)) { | |
1205 | Log.Debug('Requested new desktop size: ' + | |
1206 | screen.w + 'x' + screen.h); | |
1207 | } | |
1208 | }, 500); | |
777cb7a0 | 1209 | |
d1a1e0e5 PO |
1210 | } else { |
1211 | UI.updateScaling(); | |
777cb7a0 | 1212 | } |
6d6f0db0 SR |
1213 | } |
1214 | }, | |
1215 | ||
d1a1e0e5 PO |
1216 | // Re-calculate local scaling |
1217 | updateScaling: function() { | |
1218 | if (!UI.rfb) return; | |
1219 | ||
1220 | var resizeMode = UI.getSetting('resize'); | |
002907d2 | 1221 | if (resizeMode !== 'scale') { |
d1a1e0e5 PO |
1222 | return; |
1223 | } | |
1224 | ||
1225 | var screen = UI.screenSize(); | |
1226 | ||
b9854a5c | 1227 | if (!screen || !UI.connected) { |
d1a1e0e5 PO |
1228 | return; |
1229 | } | |
1230 | ||
002907d2 | 1231 | UI.rfb.autoscale(screen.w, screen.h); |
d1a1e0e5 PO |
1232 | UI.fixScrollbars(); |
1233 | }, | |
1234 | ||
6d6f0db0 SR |
1235 | // Gets the the size of the available viewport in the browser window |
1236 | screenSize: function() { | |
1237 | var screen = document.getElementById('noVNC_screen'); | |
1238 | return {w: screen.offsetWidth, h: screen.offsetHeight}; | |
1239 | }, | |
1240 | ||
1241 | // Normally we only apply the current resize mode after a window resize | |
1242 | // event. This means that when a new connection is opened, there is no | |
1243 | // resize mode active. | |
832be262 PO |
1244 | // We have to wait until we know the capabilities of the server as |
1245 | // some calls later in the chain is dependant on knowing the | |
1246 | // server-capabilities. | |
1247 | initialResize: function() { | |
1248 | if (UI.doneInitialResize) return; | |
1249 | ||
6d6f0db0 | 1250 | UI.applyResizeMode(); |
832be262 | 1251 | UI.doneInitialResize = true; |
6d6f0db0 | 1252 | }, |
bbbf42bb | 1253 | |
95dd6001 | 1254 | /* ------^------- |
1255 | * /RESIZE | |
1256 | * ============== | |
a49ade5f | 1257 | * VIEW CLIPPING |
95dd6001 | 1258 | * ------v------*/ |
1259 | ||
6d6f0db0 SR |
1260 | // Set and configure viewport clipping |
1261 | setViewClip: function(clip) { | |
a49ade5f | 1262 | UI.updateSetting('view_clip', clip); |
6d6f0db0 SR |
1263 | UI.updateViewClip(); |
1264 | }, | |
1265 | ||
a49ade5f | 1266 | // Update parameters that depend on the viewport clip setting |
6d6f0db0 SR |
1267 | updateViewClip: function() { |
1268 | if (!UI.rfb) return; | |
1269 | ||
0460e5fd | 1270 | var cur_clip = UI.rfb.clipViewport; |
a49ade5f | 1271 | var new_clip = UI.getSetting('view_clip'); |
6d6f0db0 SR |
1272 | |
1273 | var resizeSetting = UI.getSetting('resize'); | |
002907d2 | 1274 | if (resizeSetting === 'scale') { |
a49ade5f | 1275 | // Disable viewport clipping if we are scaling |
6d6f0db0 SR |
1276 | new_clip = false; |
1277 | } else if (isTouchDevice) { | |
1278 | // Touch devices usually have shit scrollbars | |
1279 | new_clip = true; | |
1280 | } | |
5f38376a | 1281 | |
6d6f0db0 | 1282 | if (cur_clip !== new_clip) { |
0460e5fd | 1283 | UI.rfb.clipViewport = new_clip; |
6d6f0db0 | 1284 | } |
8e0f0088 | 1285 | |
6d6f0db0 | 1286 | var size = UI.screenSize(); |
fdedbafb | 1287 | |
6d6f0db0 SR |
1288 | if (new_clip && size) { |
1289 | // When clipping is enabled, the screen is limited to | |
1290 | // the size of the browser window. | |
b9854a5c | 1291 | UI.rfb.viewportChangeSize(size.w, size.h); |
6d6f0db0 SR |
1292 | UI.fixScrollbars(); |
1293 | } | |
b56772ec | 1294 | |
6d6f0db0 SR |
1295 | // Changing the viewport may change the state of |
1296 | // the dragging button | |
1297 | UI.updateViewDrag(); | |
1298 | }, | |
1299 | ||
a49ade5f | 1300 | // Handle special cases where viewport clipping is forced on/off or locked |
6d6f0db0 SR |
1301 | enableDisableViewClip: function() { |
1302 | var resizeSetting = UI.getSetting('resize'); | |
1303 | // Disable clipping if we are scaling, connected or on touch | |
002907d2 | 1304 | if (resizeSetting === 'scale' || |
6d6f0db0 | 1305 | isTouchDevice) { |
a49ade5f | 1306 | UI.disableSetting('view_clip'); |
6d6f0db0 | 1307 | } else { |
a49ade5f | 1308 | UI.enableSetting('view_clip'); |
6d6f0db0 SR |
1309 | } |
1310 | }, | |
30bfff81 | 1311 | |
95dd6001 | 1312 | /* ------^------- |
a49ade5f | 1313 | * /VIEW CLIPPING |
95dd6001 | 1314 | * ============== |
1315 | * VIEWDRAG | |
1316 | * ------v------*/ | |
1317 | ||
6d6f0db0 SR |
1318 | toggleViewDrag: function() { |
1319 | if (!UI.rfb) return; | |
bbbf42bb | 1320 | |
0460e5fd | 1321 | var drag = UI.rfb.dragViewport; |
6d6f0db0 SR |
1322 | UI.setViewDrag(!drag); |
1323 | }, | |
f0d9ab96 | 1324 | |
6d6f0db0 SR |
1325 | // Set the view drag mode which moves the viewport on mouse drags |
1326 | setViewDrag: function(drag) { | |
1327 | if (!UI.rfb) return; | |
f0d9ab96 | 1328 | |
0460e5fd | 1329 | UI.rfb.dragViewport = drag; |
f0d9ab96 | 1330 | |
6d6f0db0 SR |
1331 | UI.updateViewDrag(); |
1332 | }, | |
f0d9ab96 | 1333 | |
6d6f0db0 SR |
1334 | updateViewDrag: function() { |
1335 | var clipping = false; | |
bbbf42bb | 1336 | |
6d6f0db0 | 1337 | if (!UI.connected) return; |
6244e383 | 1338 | |
6d6f0db0 SR |
1339 | // Check if viewport drag is possible. It is only possible |
1340 | // if the remote display is clipping the client display. | |
0460e5fd | 1341 | if (UI.rfb.clipViewport && UI.rfb.isClipped) { |
6d6f0db0 SR |
1342 | clipping = true; |
1343 | } | |
31ddaa1c | 1344 | |
6d6f0db0 | 1345 | var viewDragButton = document.getElementById('noVNC_view_drag_button'); |
29a0e6a8 | 1346 | |
6d6f0db0 | 1347 | if (!clipping && |
0460e5fd | 1348 | UI.rfb.dragViewport) { |
6d6f0db0 SR |
1349 | // The size of the remote display is the same or smaller |
1350 | // than the client display. Make sure viewport drag isn't | |
1351 | // active when it can't be used. | |
0460e5fd | 1352 | UI.rfb.dragViewport = false; |
6d6f0db0 SR |
1353 | } |
1354 | ||
0460e5fd | 1355 | if (UI.rfb.dragViewport) { |
6d6f0db0 SR |
1356 | viewDragButton.classList.add("noVNC_selected"); |
1357 | } else { | |
1358 | viewDragButton.classList.remove("noVNC_selected"); | |
1359 | } | |
1360 | ||
1361 | // Different behaviour for touch vs non-touch | |
1362 | // The button is disabled instead of hidden on touch devices | |
1363 | if (isTouchDevice) { | |
1364 | viewDragButton.classList.remove("noVNC_hidden"); | |
6244e383 | 1365 | |
6d6f0db0 SR |
1366 | if (clipping) { |
1367 | viewDragButton.disabled = false; | |
31ddaa1c | 1368 | } else { |
6d6f0db0 | 1369 | viewDragButton.disabled = true; |
6244e383 | 1370 | } |
6d6f0db0 SR |
1371 | } else { |
1372 | viewDragButton.disabled = false; | |
31ddaa1c | 1373 | |
6d6f0db0 | 1374 | if (clipping) { |
6244e383 | 1375 | viewDragButton.classList.remove("noVNC_hidden"); |
6244e383 | 1376 | } else { |
6d6f0db0 | 1377 | viewDragButton.classList.add("noVNC_hidden"); |
f8b399d7 | 1378 | } |
6d6f0db0 SR |
1379 | } |
1380 | }, | |
f8b399d7 | 1381 | |
95dd6001 | 1382 | /* ------^------- |
1383 | * /VIEWDRAG | |
1384 | * ============== | |
1385 | * KEYBOARD | |
1386 | * ------v------*/ | |
fdf21468 | 1387 | |
6d6f0db0 SR |
1388 | showVirtualKeyboard: function() { |
1389 | if (!isTouchDevice) return; | |
4b30f9ce | 1390 | |
6d6f0db0 | 1391 | var input = document.getElementById('noVNC_keyboardinput'); |
4b30f9ce | 1392 | |
6d6f0db0 | 1393 | if (document.activeElement == input) return; |
4b30f9ce | 1394 | |
6d6f0db0 | 1395 | input.focus(); |
4b30f9ce | 1396 | |
6d6f0db0 SR |
1397 | try { |
1398 | var l = input.value.length; | |
1399 | // Move the caret to the end | |
1400 | input.setSelectionRange(l, l); | |
1401 | } catch (err) {} // setSelectionRange is undefined in Google Chrome | |
1402 | }, | |
4b30f9ce | 1403 | |
6d6f0db0 SR |
1404 | hideVirtualKeyboard: function() { |
1405 | if (!isTouchDevice) return; | |
4b30f9ce | 1406 | |
6d6f0db0 | 1407 | var input = document.getElementById('noVNC_keyboardinput'); |
4b30f9ce | 1408 | |
6d6f0db0 | 1409 | if (document.activeElement != input) return; |
4b30f9ce | 1410 | |
6d6f0db0 SR |
1411 | input.blur(); |
1412 | }, | |
4b30f9ce | 1413 | |
6d6f0db0 SR |
1414 | toggleVirtualKeyboard: function () { |
1415 | if (document.getElementById('noVNC_keyboard_button') | |
1416 | .classList.contains("noVNC_selected")) { | |
1417 | UI.hideVirtualKeyboard(); | |
1418 | } else { | |
1419 | UI.showVirtualKeyboard(); | |
1420 | } | |
1421 | }, | |
bbbf42bb | 1422 | |
6d6f0db0 SR |
1423 | onfocusVirtualKeyboard: function(event) { |
1424 | document.getElementById('noVNC_keyboard_button') | |
1425 | .classList.add("noVNC_selected"); | |
1d6ff4a3 PO |
1426 | if (UI.rfb) { |
1427 | UI.rfb.set_focus_on_click(false); | |
1428 | } | |
6d6f0db0 | 1429 | }, |
fdf21468 | 1430 | |
6d6f0db0 SR |
1431 | onblurVirtualKeyboard: function(event) { |
1432 | document.getElementById('noVNC_keyboard_button') | |
1433 | .classList.remove("noVNC_selected"); | |
1d6ff4a3 PO |
1434 | if (UI.rfb) { |
1435 | UI.rfb.set_focus_on_click(true); | |
1436 | } | |
6d6f0db0 | 1437 | }, |
ffcadf95 | 1438 | |
6d6f0db0 SR |
1439 | keepVirtualKeyboard: function(event) { |
1440 | var input = document.getElementById('noVNC_keyboardinput'); | |
ffcadf95 | 1441 | |
6d6f0db0 SR |
1442 | // Only prevent focus change if the virtual keyboard is active |
1443 | if (document.activeElement != input) { | |
1444 | return; | |
1445 | } | |
ffcadf95 | 1446 | |
6d6f0db0 SR |
1447 | // Only allow focus to move to other elements that need |
1448 | // focus to function properly | |
1449 | if (event.target.form !== undefined) { | |
1450 | switch (event.target.type) { | |
1451 | case 'text': | |
1452 | case 'email': | |
1453 | case 'search': | |
1454 | case 'password': | |
1455 | case 'tel': | |
1456 | case 'url': | |
1457 | case 'textarea': | |
1458 | case 'select-one': | |
1459 | case 'select-multiple': | |
1460 | return; | |
ffcadf95 | 1461 | } |
6d6f0db0 | 1462 | } |
ffcadf95 | 1463 | |
1d6ff4a3 | 1464 | event.preventDefault(); |
6d6f0db0 | 1465 | }, |
bbbf42bb | 1466 | |
6d6f0db0 SR |
1467 | keyboardinputReset: function() { |
1468 | var kbi = document.getElementById('noVNC_keyboardinput'); | |
1469 | kbi.value = new Array(UI.defaultKeyboardinputLen).join("_"); | |
1470 | UI.lastKeyboardinput = kbi.value; | |
1471 | }, | |
bbbf42bb | 1472 | |
867daa98 PO |
1473 | keyEvent: function (keysym, code, down) { |
1474 | if (!UI.rfb) return; | |
1475 | ||
1476 | UI.rfb.sendKey(keysym, code, down); | |
1477 | }, | |
1478 | ||
6d6f0db0 SR |
1479 | // When normal keyboard events are left uncought, use the input events from |
1480 | // the keyboardinput element instead and generate the corresponding key events. | |
1481 | // This code is required since some browsers on Android are inconsistent in | |
1482 | // sending keyCodes in the normal keyboard events when using on screen keyboards. | |
1483 | keyInput: function(event) { | |
3b8ec46f | 1484 | |
6d6f0db0 | 1485 | if (!UI.rfb) return; |
3b8ec46f | 1486 | |
6d6f0db0 | 1487 | var newValue = event.target.value; |
1138bdd4 | 1488 | |
6d6f0db0 SR |
1489 | if (!UI.lastKeyboardinput) { |
1490 | UI.keyboardinputReset(); | |
1491 | } | |
1492 | var oldValue = UI.lastKeyboardinput; | |
bbbf42bb | 1493 | |
6d6f0db0 SR |
1494 | var newLen; |
1495 | try { | |
1496 | // Try to check caret position since whitespace at the end | |
1497 | // will not be considered by value.length in some browsers | |
1498 | newLen = Math.max(event.target.selectionStart, newValue.length); | |
1499 | } catch (err) { | |
1500 | // selectionStart is undefined in Google Chrome | |
1501 | newLen = newValue.length; | |
1502 | } | |
1503 | var oldLen = oldValue.length; | |
1504 | ||
1505 | var backspaces; | |
1506 | var inputs = newLen - oldLen; | |
1507 | if (inputs < 0) { | |
1508 | backspaces = -inputs; | |
1509 | } else { | |
1510 | backspaces = 0; | |
1511 | } | |
8e0f0088 | 1512 | |
6d6f0db0 SR |
1513 | // Compare the old string with the new to account for |
1514 | // text-corrections or other input that modify existing text | |
1515 | var i; | |
1516 | for (i = 0; i < Math.min(oldLen, newLen); i++) { | |
1517 | if (newValue.charAt(i) != oldValue.charAt(i)) { | |
1518 | inputs = newLen - i; | |
1519 | backspaces = oldLen - i; | |
1520 | break; | |
bbbf42bb | 1521 | } |
6d6f0db0 | 1522 | } |
bbbf42bb | 1523 | |
6d6f0db0 SR |
1524 | // Send the key events |
1525 | for (i = 0; i < backspaces; i++) { | |
94f5cf05 | 1526 | UI.rfb.sendKey(KeyTable.XK_BackSpace, "Backspace"); |
6d6f0db0 SR |
1527 | } |
1528 | for (i = newLen - inputs; i < newLen; i++) { | |
524d67f2 | 1529 | UI.rfb.sendKey(keysyms.lookup(newValue.charCodeAt(i))); |
6d6f0db0 | 1530 | } |
bbbf42bb | 1531 | |
6d6f0db0 SR |
1532 | // Control the text content length in the keyboardinput element |
1533 | if (newLen > 2 * UI.defaultKeyboardinputLen) { | |
1534 | UI.keyboardinputReset(); | |
1535 | } else if (newLen < 1) { | |
1536 | // There always have to be some text in the keyboardinput | |
1537 | // element with which backspace can interact. | |
1538 | UI.keyboardinputReset(); | |
1539 | // This sometimes causes the keyboard to disappear for a second | |
1540 | // but it is required for the android keyboard to recognize that | |
1541 | // text has been added to the field | |
1542 | event.target.blur(); | |
1543 | // This has to be ran outside of the input handler in order to work | |
1544 | setTimeout(event.target.focus.bind(event.target), 0); | |
1545 | } else { | |
1546 | UI.lastKeyboardinput = newValue; | |
1547 | } | |
1548 | }, | |
bbbf42bb | 1549 | |
4b30f9ce SM |
1550 | /* ------^------- |
1551 | * /KEYBOARD | |
1552 | * ============== | |
1553 | * EXTRA KEYS | |
1554 | * ------v------*/ | |
1555 | ||
6d6f0db0 SR |
1556 | openExtraKeys: function() { |
1557 | UI.closeAllPanels(); | |
1558 | UI.openControlbar(); | |
1559 | ||
1560 | document.getElementById('noVNC_modifiers') | |
1561 | .classList.add("noVNC_open"); | |
1562 | document.getElementById('noVNC_toggle_extra_keys_button') | |
1563 | .classList.add("noVNC_selected"); | |
1564 | }, | |
1565 | ||
1566 | closeExtraKeys: function() { | |
1567 | document.getElementById('noVNC_modifiers') | |
1568 | .classList.remove("noVNC_open"); | |
1569 | document.getElementById('noVNC_toggle_extra_keys_button') | |
1570 | .classList.remove("noVNC_selected"); | |
1571 | }, | |
1572 | ||
1573 | toggleExtraKeys: function() { | |
1574 | if(document.getElementById('noVNC_modifiers') | |
1575 | .classList.contains("noVNC_open")) { | |
1576 | UI.closeExtraKeys(); | |
1577 | } else { | |
1578 | UI.openExtraKeys(); | |
1579 | } | |
1580 | }, | |
1581 | ||
1582 | sendEsc: function() { | |
94f5cf05 | 1583 | UI.rfb.sendKey(KeyTable.XK_Escape, "Escape"); |
6d6f0db0 SR |
1584 | }, |
1585 | ||
1586 | sendTab: function() { | |
1587 | UI.rfb.sendKey(KeyTable.XK_Tab); | |
1588 | }, | |
1589 | ||
1590 | toggleCtrl: function() { | |
1591 | var btn = document.getElementById('noVNC_toggle_ctrl_button'); | |
1592 | if (btn.classList.contains("noVNC_selected")) { | |
94f5cf05 | 1593 | UI.rfb.sendKey(KeyTable.XK_Control_L, "ControlLeft", false); |
6d6f0db0 SR |
1594 | btn.classList.remove("noVNC_selected"); |
1595 | } else { | |
94f5cf05 | 1596 | UI.rfb.sendKey(KeyTable.XK_Control_L, "ControlLeft", true); |
6d6f0db0 SR |
1597 | btn.classList.add("noVNC_selected"); |
1598 | } | |
1599 | }, | |
1600 | ||
1601 | toggleAlt: function() { | |
1602 | var btn = document.getElementById('noVNC_toggle_alt_button'); | |
1603 | if (btn.classList.contains("noVNC_selected")) { | |
94f5cf05 | 1604 | UI.rfb.sendKey(KeyTable.XK_Alt_L, "AltLeft", false); |
6d6f0db0 SR |
1605 | btn.classList.remove("noVNC_selected"); |
1606 | } else { | |
94f5cf05 | 1607 | UI.rfb.sendKey(KeyTable.XK_Alt_L, "AltLeft", true); |
6d6f0db0 SR |
1608 | btn.classList.add("noVNC_selected"); |
1609 | } | |
1610 | }, | |
bbbf42bb | 1611 | |
6d6f0db0 SR |
1612 | sendCtrlAltDel: function() { |
1613 | UI.rfb.sendCtrlAltDel(); | |
1614 | }, | |
bbbf42bb | 1615 | |
95dd6001 | 1616 | /* ------^------- |
4b30f9ce | 1617 | * /EXTRA KEYS |
95dd6001 | 1618 | * ============== |
1619 | * MISC | |
1620 | * ------v------*/ | |
1621 | ||
6d6f0db0 | 1622 | setMouseButton: function(num) { |
747b4623 | 1623 | var view_only = UI.rfb.viewOnly; |
6d6f0db0 | 1624 | if (UI.rfb && !view_only) { |
747b4623 | 1625 | UI.rfb.touchButton = num; |
6d6f0db0 | 1626 | } |
95dd6001 | 1627 | |
6d6f0db0 SR |
1628 | var blist = [0, 1,2,4]; |
1629 | for (var b = 0; b < blist.length; b++) { | |
1630 | var button = document.getElementById('noVNC_mouse_button' + | |
1631 | blist[b]); | |
1632 | if (blist[b] === num && !view_only) { | |
1633 | button.classList.remove("noVNC_hidden"); | |
1634 | } else { | |
1635 | button.classList.add("noVNC_hidden"); | |
ceb847b0 | 1636 | } |
6d6f0db0 SR |
1637 | } |
1638 | }, | |
ef1e8bab | 1639 | |
6d6f0db0 | 1640 | updateViewOnly: function() { |
e6a8eb15 | 1641 | if (!UI.rfb) return; |
747b4623 | 1642 | UI.rfb.viewOnly = UI.getSetting('view_only'); |
6d6f0db0 SR |
1643 | }, |
1644 | ||
1645 | updateLogging: function() { | |
1646 | WebUtil.init_logging(UI.getSetting('logging')); | |
1647 | }, | |
1648 | ||
e89eef94 | 1649 | updateSessionSize: function(e) { |
6d6f0db0 | 1650 | UI.updateViewClip(); |
d1a1e0e5 | 1651 | UI.updateScaling(); |
6d6f0db0 SR |
1652 | UI.fixScrollbars(); |
1653 | }, | |
1654 | ||
1655 | fixScrollbars: function() { | |
1656 | // This is a hack because Chrome screws up the calculation | |
1657 | // for when scrollbars are needed. So to fix it we temporarily | |
1658 | // toggle them off and on. | |
1659 | var screen = document.getElementById('noVNC_screen'); | |
1660 | screen.style.overflow = 'hidden'; | |
1661 | // Force Chrome to recalculate the layout by asking for | |
1662 | // an element's dimensions | |
1663 | screen.getBoundingClientRect(); | |
41c958d4 | 1664 | screen.style.overflow = ""; |
6d6f0db0 SR |
1665 | }, |
1666 | ||
e89eef94 PO |
1667 | updateDesktopName: function(e) { |
1668 | UI.desktopName = e.detail.name; | |
6d6f0db0 | 1669 | // Display the desktop name in the document title |
e89eef94 | 1670 | document.title = e.detail.name + " - noVNC"; |
6d6f0db0 SR |
1671 | }, |
1672 | ||
e89eef94 | 1673 | bell: function(e) { |
6d6f0db0 | 1674 | if (WebUtil.getConfigVar('bell', 'on') === 'on') { |
a342ed70 SM |
1675 | var promise = document.getElementById('noVNC_bell').play(); |
1676 | // The standards disagree on the return value here | |
1677 | if (promise) { | |
1678 | promise.catch(function(e) { | |
d4fc89d8 SM |
1679 | if (e.name === "NotAllowedError") { |
1680 | // Ignore when the browser doesn't let us play audio. | |
1681 | // It is common that the browsers require audio to be | |
1682 | // initiated from a user action. | |
1683 | } else { | |
1684 | Log.Error("Unable to play bell: " + e); | |
1685 | } | |
1686 | }); | |
a342ed70 | 1687 | } |
6d6f0db0 SR |
1688 | } |
1689 | }, | |
63bf2ba5 | 1690 | |
6d6f0db0 SR |
1691 | //Helper to add options to dropdown. |
1692 | addOption: function(selectbox, text, value) { | |
1693 | var optn = document.createElement("OPTION"); | |
1694 | optn.text = text; | |
1695 | optn.value = value; | |
1696 | selectbox.options.add(optn); | |
1697 | }, | |
bbbf42bb | 1698 | |
95dd6001 | 1699 | /* ------^------- |
1700 | * /MISC | |
1701 | * ============== | |
1702 | */ | |
6d6f0db0 SR |
1703 | }; |
1704 | ||
1705 | // Set up translations | |
a0513c87 | 1706 | var LINGUAS = ["de", "el", "nl", "pl", "sv"]; |
6d6f0db0 SR |
1707 | l10n.setup(LINGUAS); |
1708 | if (l10n.language !== "en" && l10n.dictionary === undefined) { | |
1709 | WebUtil.fetchJSON('app/locale/' + l10n.language + '.json', function (translations) { | |
1710 | l10n.dictionary = translations; | |
1711 | ||
1712 | // wait for translations to load before loading the UI | |
1713 | UI.prime(); | |
1714 | }, function (err) { | |
adfc9d3f | 1715 | throw err; |
6d6f0db0 SR |
1716 | }); |
1717 | } else { | |
1718 | UI.prime(); | |
1719 | } | |
1720 | ||
3ae0bb09 | 1721 | export default UI; |