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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 SR |
14 | import * as Log from '../core/util/logging.js'; |
15 | import _, { l10n } from '../core/util/localization.js' | |
16 | import { isTouchDevice, browserSupportsCursorURIs as cursorURIsSupported } from '../core/util/browsers.js'; | |
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"; | |
20 | import RFB from "../core/rfb.js"; | |
21 | import Display from "../core/display.js"; | |
6d6f0db0 | 22 | import * as WebUtil from "./webutil.js"; |
bbbf42bb | 23 | |
6d6f0db0 SR |
24 | // Fallback for all uncought errors |
25 | window.addEventListener('error', function(event) { | |
26 | try { | |
27 | var msg, div, text; | |
bbbf42bb | 28 | |
6d6f0db0 | 29 | msg = document.getElementById('noVNC_fallback_errormsg'); |
bbbf42bb | 30 | |
6d6f0db0 SR |
31 | // Only show the initial error |
32 | if (msg.hasChildNodes()) { | |
33 | return false; | |
34 | } | |
d8ff7c9e | 35 | |
6d6f0db0 SR |
36 | div = document.createElement("div"); |
37 | div.appendChild(document.createTextNode(event.message)); | |
38 | msg.appendChild(div); | |
413ea877 | 39 | |
6d6f0db0 SR |
40 | div = document.createElement("div"); |
41 | div.className = 'noVNC_location'; | |
42 | text = event.filename + ":" + event.lineno + ":" + event.colno; | |
43 | div.appendChild(document.createTextNode(text)); | |
44 | msg.appendChild(div); | |
413ea877 | 45 | |
6d6f0db0 SR |
46 | if ((event.error !== undefined) && |
47 | (event.error.stack !== undefined)) { | |
413ea877 | 48 | div = document.createElement("div"); |
6d6f0db0 SR |
49 | div.className = 'noVNC_stack'; |
50 | div.appendChild(document.createTextNode(event.error.stack)); | |
413ea877 | 51 | msg.appendChild(div); |
d24de750 | 52 | } |
d24de750 | 53 | |
6d6f0db0 SR |
54 | document.getElementById('noVNC_fallback_error') |
55 | .classList.add("noVNC_open"); | |
56 | } catch (exc) { | |
57 | document.write("noVNC encountered an error."); | |
58 | } | |
59 | // Don't return true since this would prevent the error | |
60 | // from being printed to the browser console. | |
61 | return false; | |
62 | }); | |
63 | ||
64 | const UI = { | |
65 | ||
66 | connected: false, | |
67 | desktopName: "", | |
68 | ||
69 | resizeTimeout: null, | |
70 | statusTimeout: null, | |
71 | hideKeyboardTimeout: null, | |
72 | idleControlbarTimeout: null, | |
73 | closeControlbarTimeout: null, | |
74 | ||
75 | controlbarGrabbed: false, | |
76 | controlbarDrag: false, | |
77 | controlbarMouseDownClientY: 0, | |
78 | controlbarMouseDownOffsetY: 0, | |
79 | ||
80 | isSafari: false, | |
81 | rememberedClipSetting: null, | |
82 | lastKeyboardinput: null, | |
83 | defaultKeyboardinputLen: 100, | |
84 | ||
85 | inhibit_reconnect: true, | |
86 | reconnect_callback: null, | |
87 | reconnect_password: null, | |
88 | ||
89 | prime: function(callback) { | |
90 | if (document.readyState === "interactive" || document.readyState === "complete") { | |
91 | UI.load(callback); | |
92 | } else { | |
93 | document.addEventListener('DOMContentLoaded', UI.load.bind(UI, callback)); | |
94 | } | |
95 | }, | |
529c64e1 | 96 | |
6d6f0db0 SR |
97 | // Setup rfb object, load settings from browser storage, then call |
98 | // UI.init to setup the UI/menus | |
99 | load: function(callback) { | |
100 | WebUtil.initSettings(UI.start, callback); | |
101 | }, | |
529c64e1 | 102 | |
6d6f0db0 SR |
103 | // Render default UI and initialize settings menu |
104 | start: function(callback) { | |
044d54ed | 105 | |
6d6f0db0 SR |
106 | // Setup global variables first |
107 | UI.isSafari = (navigator.userAgent.indexOf('Safari') !== -1 && | |
108 | navigator.userAgent.indexOf('Chrome') === -1); | |
bbbf42bb | 109 | |
6d6f0db0 | 110 | UI.initSettings(); |
0f6af1e3 | 111 | |
6d6f0db0 SR |
112 | // Translate the DOM |
113 | l10n.translateDOM(); | |
0f6af1e3 | 114 | |
6d6f0db0 SR |
115 | // Adapt the interface for touch screen devices |
116 | if (isTouchDevice) { | |
117 | document.documentElement.classList.add("noVNC_touch"); | |
118 | // Remove the address bar | |
119 | setTimeout(function() { window.scrollTo(0, 1); }, 100); | |
120 | } | |
0f6af1e3 | 121 | |
6d6f0db0 SR |
122 | // Restore control bar position |
123 | if (WebUtil.readSetting('controlbar_pos') === 'right') { | |
124 | UI.toggleControlbarSide(); | |
125 | } | |
edffd9e2 | 126 | |
6d6f0db0 | 127 | UI.initFullscreen(); |
0f6af1e3 | 128 | |
6d6f0db0 SR |
129 | // Setup event handlers |
130 | UI.addResizeHandlers(); | |
131 | UI.addControlbarHandlers(); | |
132 | UI.addTouchSpecificHandlers(); | |
133 | UI.addExtraKeysHandlers(); | |
134 | UI.addXvpHandlers(); | |
135 | UI.addConnectionControlHandlers(); | |
136 | UI.addClipboardHandlers(); | |
137 | UI.addSettingsHandlers(); | |
138 | document.getElementById("noVNC_status") | |
139 | .addEventListener('click', UI.hideStatus); | |
cf348b78 | 140 | |
6d6f0db0 | 141 | UI.openControlbar(); |
b3d91b78 | 142 | |
6d6f0db0 SR |
143 | // Show the connect panel on first load unless autoconnecting |
144 | if (!autoconnect) { | |
145 | UI.openConnectPanel(); | |
146 | } | |
bbbf42bb | 147 | |
6d6f0db0 | 148 | UI.updateViewClip(); |
0f6af1e3 | 149 | |
6d6f0db0 | 150 | UI.updateVisualState(); |
b3c932c3 | 151 | |
6d6f0db0 | 152 | document.getElementById('noVNC_setting_host').focus(); |
0f6af1e3 | 153 | |
6d6f0db0 SR |
154 | var autoconnect = WebUtil.getConfigVar('autoconnect', false); |
155 | if (autoconnect === 'true' || autoconnect == '1') { | |
156 | autoconnect = true; | |
157 | UI.connect(); | |
158 | } else { | |
159 | autoconnect = false; | |
160 | } | |
0f6af1e3 | 161 | |
6d6f0db0 SR |
162 | if (typeof callback === "function") { |
163 | callback(UI.rfb); | |
164 | } | |
165 | }, | |
166 | ||
167 | initFullscreen: function() { | |
168 | // Only show the button if fullscreen is properly supported | |
169 | // * Safari doesn't support alphanumerical input while in fullscreen | |
170 | if (!UI.isSafari && | |
171 | (document.documentElement.requestFullscreen || | |
172 | document.documentElement.mozRequestFullScreen || | |
173 | document.documentElement.webkitRequestFullscreen || | |
174 | document.body.msRequestFullscreen)) { | |
175 | document.getElementById('noVNC_fullscreen_button') | |
176 | .classList.remove("noVNC_hidden"); | |
177 | UI.addFullscreenHandlers(); | |
178 | } | |
179 | }, | |
0f6af1e3 | 180 | |
6d6f0db0 SR |
181 | initSettings: function() { |
182 | var i; | |
0f6af1e3 | 183 | |
6d6f0db0 SR |
184 | // Logging selection dropdown |
185 | var llevels = ['error', 'warn', 'info', 'debug']; | |
186 | for (i = 0; i < llevels.length; i += 1) { | |
187 | UI.addOption(document.getElementById('noVNC_setting_logging'),llevels[i], llevels[i]); | |
188 | } | |
b3d91b78 | 189 | |
6d6f0db0 SR |
190 | // Settings with immediate effects |
191 | UI.initSetting('logging', 'warn'); | |
192 | UI.updateLogging(); | |
bbbf42bb | 193 | |
6d6f0db0 SR |
194 | // if port == 80 (or 443) then it won't be present and should be |
195 | // set manually | |
196 | var port = window.location.port; | |
197 | if (!port) { | |
198 | if (window.location.protocol.substring(0,5) == 'https') { | |
199 | port = 443; | |
bbbf42bb | 200 | } |
6d6f0db0 SR |
201 | else if (window.location.protocol.substring(0,4) == 'http') { |
202 | port = 80; | |
bbbf42bb | 203 | } |
6d6f0db0 | 204 | } |
bbbf42bb | 205 | |
6d6f0db0 SR |
206 | /* Populate the controls if defaults are provided in the URL */ |
207 | UI.initSetting('host', window.location.hostname); | |
208 | UI.initSetting('port', port); | |
209 | UI.initSetting('encrypt', (window.location.protocol === "https:")); | |
210 | UI.initSetting('true_color', true); | |
211 | UI.initSetting('cursor', !isTouchDevice); | |
212 | UI.initSetting('clip', false); | |
213 | UI.initSetting('resize', 'off'); | |
214 | UI.initSetting('shared', true); | |
215 | UI.initSetting('view_only', false); | |
216 | UI.initSetting('path', 'websockify'); | |
217 | UI.initSetting('repeaterID', ''); | |
218 | UI.initSetting('reconnect', false); | |
219 | UI.initSetting('reconnect_delay', 5000); | |
220 | ||
221 | UI.setupSettingLabels(); | |
222 | }, | |
223 | // Adds a link to the label elements on the corresponding input elements | |
224 | setupSettingLabels: function() { | |
225 | var labels = document.getElementsByTagName('LABEL'); | |
226 | for (var i = 0; i < labels.length; i++) { | |
227 | var htmlFor = labels[i].htmlFor; | |
228 | if (htmlFor != '') { | |
229 | var elem = document.getElementById(htmlFor); | |
230 | if (elem) elem.label = labels[i]; | |
231 | } else { | |
232 | // If 'for' isn't set, use the first input element child | |
233 | var children = labels[i].children; | |
234 | for (var j = 0; j < children.length; j++) { | |
235 | if (children[j].form !== undefined) { | |
236 | children[j].label = labels[i]; | |
237 | break; | |
24584cca SM |
238 | } |
239 | } | |
240 | } | |
6d6f0db0 SR |
241 | } |
242 | }, | |
59387b34 | 243 | |
6d6f0db0 SR |
244 | initRFB: function() { |
245 | try { | |
246 | UI.rfb = new RFB({'target': document.getElementById('noVNC_canvas'), | |
247 | 'onNotification': UI.notification, | |
248 | 'onUpdateState': UI.updateState, | |
249 | 'onDisconnected': UI.disconnectFinished, | |
250 | 'onPasswordRequired': UI.passwordRequired, | |
251 | 'onXvpInit': UI.updateXvpButton, | |
252 | 'onClipboard': UI.clipboardReceive, | |
253 | 'onBell': UI.bell, | |
254 | 'onFBUComplete': UI.initialResize, | |
255 | 'onFBResize': UI.updateSessionSize, | |
256 | 'onDesktopName': UI.updateDesktopName}); | |
257 | return true; | |
258 | } catch (exc) { | |
259 | var msg = "Unable to create RFB client -- " + exc; | |
260 | Log.Error(msg); | |
261 | UI.showStatus(msg, 'error'); | |
262 | return false; | |
263 | } | |
264 | }, | |
59387b34 | 265 | |
6d6f0db0 SR |
266 | /* ------^------- |
267 | * /INIT | |
268 | * ============== | |
269 | * EVENT HANDLERS | |
270 | * ------v------*/ | |
271 | ||
272 | addResizeHandlers: function() { | |
273 | window.addEventListener('resize', UI.applyResizeMode); | |
274 | window.addEventListener('resize', UI.updateViewClip); | |
275 | }, | |
276 | ||
277 | addControlbarHandlers: function() { | |
278 | document.getElementById("noVNC_control_bar") | |
279 | .addEventListener('mousemove', UI.activateControlbar); | |
280 | document.getElementById("noVNC_control_bar") | |
281 | .addEventListener('mouseup', UI.activateControlbar); | |
282 | document.getElementById("noVNC_control_bar") | |
283 | .addEventListener('mousedown', UI.activateControlbar); | |
284 | document.getElementById("noVNC_control_bar") | |
285 | .addEventListener('keypress', UI.activateControlbar); | |
286 | ||
287 | document.getElementById("noVNC_control_bar") | |
288 | .addEventListener('mousedown', UI.keepControlbar); | |
289 | document.getElementById("noVNC_control_bar") | |
290 | .addEventListener('keypress', UI.keepControlbar); | |
291 | ||
292 | document.getElementById("noVNC_view_drag_button") | |
293 | .addEventListener('click', UI.toggleViewDrag); | |
294 | ||
295 | document.getElementById("noVNC_control_bar_handle") | |
296 | .addEventListener('mousedown', UI.controlbarHandleMouseDown); | |
297 | document.getElementById("noVNC_control_bar_handle") | |
298 | .addEventListener('mouseup', UI.controlbarHandleMouseUp); | |
299 | document.getElementById("noVNC_control_bar_handle") | |
300 | .addEventListener('mousemove', UI.dragControlbarHandle); | |
301 | // resize events aren't available for elements | |
302 | window.addEventListener('resize', UI.updateControlbarHandle); | |
303 | ||
304 | var exps = document.getElementsByClassName("noVNC_expander"); | |
305 | for (var i = 0;i < exps.length;i++) { | |
306 | exps[i].addEventListener('click', UI.toggleExpander); | |
307 | } | |
308 | }, | |
309 | ||
310 | addTouchSpecificHandlers: function() { | |
311 | document.getElementById("noVNC_mouse_button0") | |
312 | .addEventListener('click', function () { UI.setMouseButton(1); }); | |
313 | document.getElementById("noVNC_mouse_button1") | |
314 | .addEventListener('click', function () { UI.setMouseButton(2); }); | |
315 | document.getElementById("noVNC_mouse_button2") | |
316 | .addEventListener('click', function () { UI.setMouseButton(4); }); | |
317 | document.getElementById("noVNC_mouse_button4") | |
318 | .addEventListener('click', function () { UI.setMouseButton(0); }); | |
319 | document.getElementById("noVNC_keyboard_button") | |
320 | .addEventListener('click', UI.toggleVirtualKeyboard); | |
321 | ||
322 | document.getElementById("noVNC_keyboardinput") | |
323 | .addEventListener('input', UI.keyInput); | |
324 | document.getElementById("noVNC_keyboardinput") | |
325 | .addEventListener('focus', UI.onfocusVirtualKeyboard); | |
326 | document.getElementById("noVNC_keyboardinput") | |
327 | .addEventListener('blur', UI.onblurVirtualKeyboard); | |
328 | document.getElementById("noVNC_keyboardinput") | |
329 | .addEventListener('submit', function () { return false; }); | |
330 | ||
331 | document.documentElement | |
332 | .addEventListener('mousedown', UI.keepVirtualKeyboard, true); | |
333 | ||
334 | document.getElementById("noVNC_control_bar") | |
335 | .addEventListener('touchstart', UI.activateControlbar); | |
336 | document.getElementById("noVNC_control_bar") | |
337 | .addEventListener('touchmove', UI.activateControlbar); | |
338 | document.getElementById("noVNC_control_bar") | |
339 | .addEventListener('touchend', UI.activateControlbar); | |
340 | document.getElementById("noVNC_control_bar") | |
341 | .addEventListener('input', UI.activateControlbar); | |
342 | ||
343 | document.getElementById("noVNC_control_bar") | |
344 | .addEventListener('touchstart', UI.keepControlbar); | |
345 | document.getElementById("noVNC_control_bar") | |
346 | .addEventListener('input', UI.keepControlbar); | |
347 | ||
348 | document.getElementById("noVNC_control_bar_handle") | |
349 | .addEventListener('touchstart', UI.controlbarHandleMouseDown); | |
350 | document.getElementById("noVNC_control_bar_handle") | |
351 | .addEventListener('touchend', UI.controlbarHandleMouseUp); | |
352 | document.getElementById("noVNC_control_bar_handle") | |
353 | .addEventListener('touchmove', UI.dragControlbarHandle); | |
354 | ||
355 | window.addEventListener('load', UI.keyboardinputReset); | |
356 | }, | |
357 | ||
358 | addExtraKeysHandlers: function() { | |
359 | document.getElementById("noVNC_toggle_extra_keys_button") | |
360 | .addEventListener('click', UI.toggleExtraKeys); | |
361 | document.getElementById("noVNC_toggle_ctrl_button") | |
362 | .addEventListener('click', UI.toggleCtrl); | |
363 | document.getElementById("noVNC_toggle_alt_button") | |
364 | .addEventListener('click', UI.toggleAlt); | |
365 | document.getElementById("noVNC_send_tab_button") | |
366 | .addEventListener('click', UI.sendTab); | |
367 | document.getElementById("noVNC_send_esc_button") | |
368 | .addEventListener('click', UI.sendEsc); | |
369 | document.getElementById("noVNC_send_ctrl_alt_del_button") | |
370 | .addEventListener('click', UI.sendCtrlAltDel); | |
371 | }, | |
372 | ||
373 | addXvpHandlers: function() { | |
374 | document.getElementById("noVNC_xvp_shutdown_button") | |
375 | .addEventListener('click', function() { UI.rfb.xvpShutdown(); }); | |
376 | document.getElementById("noVNC_xvp_reboot_button") | |
377 | .addEventListener('click', function() { UI.rfb.xvpReboot(); }); | |
378 | document.getElementById("noVNC_xvp_reset_button") | |
379 | .addEventListener('click', function() { UI.rfb.xvpReset(); }); | |
380 | document.getElementById("noVNC_xvp_button") | |
381 | .addEventListener('click', UI.toggleXvpPanel); | |
382 | }, | |
383 | ||
384 | addConnectionControlHandlers: function() { | |
385 | document.getElementById("noVNC_disconnect_button") | |
386 | .addEventListener('click', UI.disconnect); | |
387 | document.getElementById("noVNC_connect_button") | |
388 | .addEventListener('click', UI.connect); | |
389 | document.getElementById("noVNC_cancel_reconnect_button") | |
390 | .addEventListener('click', UI.cancelReconnect); | |
391 | ||
392 | document.getElementById("noVNC_password_button") | |
393 | .addEventListener('click', UI.setPassword); | |
394 | }, | |
395 | ||
396 | addClipboardHandlers: function() { | |
397 | document.getElementById("noVNC_clipboard_button") | |
398 | .addEventListener('click', UI.toggleClipboardPanel); | |
399 | document.getElementById("noVNC_clipboard_text") | |
400 | .addEventListener('focus', UI.displayBlur); | |
401 | document.getElementById("noVNC_clipboard_text") | |
402 | .addEventListener('blur', UI.displayFocus); | |
403 | document.getElementById("noVNC_clipboard_text") | |
404 | .addEventListener('change', UI.clipboardSend); | |
405 | document.getElementById("noVNC_clipboard_clear_button") | |
406 | .addEventListener('click', UI.clipboardClear); | |
407 | }, | |
408 | ||
409 | // Add a call to save settings when the element changes, | |
410 | // unless the optional parameter changeFunc is used instead. | |
411 | addSettingChangeHandler: function(name, changeFunc) { | |
412 | var settingElem = document.getElementById("noVNC_setting_" + name); | |
413 | if (changeFunc === undefined) { | |
414 | changeFunc = function () { UI.saveSetting(name); }; | |
415 | } | |
416 | settingElem.addEventListener('change', changeFunc); | |
417 | }, | |
418 | ||
419 | addSettingsHandlers: function() { | |
420 | document.getElementById("noVNC_settings_button") | |
421 | .addEventListener('click', UI.toggleSettingsPanel); | |
422 | ||
423 | UI.addSettingChangeHandler('encrypt'); | |
424 | UI.addSettingChangeHandler('true_color'); | |
425 | UI.addSettingChangeHandler('cursor'); | |
426 | UI.addSettingChangeHandler('cursor', UI.updateLocalCursor); | |
427 | UI.addSettingChangeHandler('resize'); | |
428 | UI.addSettingChangeHandler('resize', UI.enableDisableViewClip); | |
429 | UI.addSettingChangeHandler('resize', UI.applyResizeMode); | |
430 | UI.addSettingChangeHandler('clip'); | |
431 | UI.addSettingChangeHandler('clip', UI.updateViewClip); | |
432 | UI.addSettingChangeHandler('shared'); | |
433 | UI.addSettingChangeHandler('view_only'); | |
434 | UI.addSettingChangeHandler('view_only', UI.updateViewOnly); | |
435 | UI.addSettingChangeHandler('host'); | |
436 | UI.addSettingChangeHandler('port'); | |
437 | UI.addSettingChangeHandler('path'); | |
438 | UI.addSettingChangeHandler('repeaterID'); | |
439 | UI.addSettingChangeHandler('logging'); | |
440 | UI.addSettingChangeHandler('logging', UI.updateLogging); | |
441 | UI.addSettingChangeHandler('reconnect'); | |
442 | UI.addSettingChangeHandler('reconnect_delay'); | |
443 | }, | |
444 | ||
445 | addFullscreenHandlers: function() { | |
446 | document.getElementById("noVNC_fullscreen_button") | |
447 | .addEventListener('click', UI.toggleFullscreen); | |
448 | ||
449 | window.addEventListener('fullscreenchange', UI.updateFullscreenButton); | |
450 | window.addEventListener('mozfullscreenchange', UI.updateFullscreenButton); | |
451 | window.addEventListener('webkitfullscreenchange', UI.updateFullscreenButton); | |
452 | window.addEventListener('msfullscreenchange', UI.updateFullscreenButton); | |
453 | }, | |
0f6af1e3 | 454 | |
95dd6001 | 455 | /* ------^------- |
59387b34 | 456 | * /EVENT HANDLERS |
95dd6001 | 457 | * ============== |
458 | * VISUAL | |
459 | * ------v------*/ | |
58ded70d | 460 | |
6d6f0db0 SR |
461 | updateState: function(rfb, state, oldstate) { |
462 | var msg; | |
463 | ||
464 | document.documentElement.classList.remove("noVNC_connecting"); | |
465 | document.documentElement.classList.remove("noVNC_connected"); | |
466 | document.documentElement.classList.remove("noVNC_disconnecting"); | |
467 | document.documentElement.classList.remove("noVNC_reconnecting"); | |
468 | ||
469 | switch (state) { | |
470 | case 'connecting': | |
471 | document.getElementById("noVNC_transition_text").textContent = _("Connecting..."); | |
472 | document.documentElement.classList.add("noVNC_connecting"); | |
473 | break; | |
474 | case 'connected': | |
475 | UI.connected = true; | |
476 | UI.inhibit_reconnect = false; | |
477 | document.documentElement.classList.add("noVNC_connected"); | |
478 | if (rfb && rfb.get_encrypt()) { | |
479 | msg = _("Connected (encrypted) to ") + UI.desktopName; | |
480 | } else { | |
481 | msg = _("Connected (unencrypted) to ") + UI.desktopName; | |
482 | } | |
483 | UI.showStatus(msg); | |
484 | break; | |
485 | case 'disconnecting': | |
486 | UI.connected = false; | |
487 | document.getElementById("noVNC_transition_text").textContent = _("Disconnecting..."); | |
488 | document.documentElement.classList.add("noVNC_disconnecting"); | |
489 | break; | |
490 | case 'disconnected': | |
491 | UI.showStatus(_("Disconnected")); | |
492 | break; | |
493 | default: | |
494 | msg = "Invalid UI state"; | |
495 | Log.Error(msg); | |
496 | UI.showStatus(msg, 'error'); | |
497 | break; | |
498 | } | |
8d710e8b | 499 | |
6d6f0db0 SR |
500 | UI.updateVisualState(); |
501 | }, | |
8d710e8b | 502 | |
6d6f0db0 SR |
503 | // Disable/enable controls depending on connection state |
504 | updateVisualState: function() { | |
505 | //Log.Debug(">> updateVisualState"); | |
29475d77 | 506 | |
6d6f0db0 | 507 | UI.enableDisableViewClip(); |
fdedbafb | 508 | |
6d6f0db0 SR |
509 | if (cursorURIsSupported() && !isTouchDevice) { |
510 | UI.enableSetting('cursor'); | |
511 | } else { | |
512 | UI.disableSetting('cursor'); | |
513 | } | |
fdedbafb | 514 | |
6d6f0db0 SR |
515 | if (UI.connected) { |
516 | UI.disableSetting('encrypt'); | |
517 | UI.disableSetting('true_color'); | |
518 | UI.disableSetting('shared'); | |
519 | UI.disableSetting('host'); | |
520 | UI.disableSetting('port'); | |
521 | UI.disableSetting('path'); | |
522 | UI.disableSetting('repeaterID'); | |
523 | UI.updateViewClip(); | |
524 | UI.setMouseButton(1); | |
525 | ||
526 | // Hide the controlbar after 2 seconds | |
527 | UI.closeControlbarTimeout = setTimeout(UI.closeControlbar, 2000); | |
528 | } else { | |
529 | UI.enableSetting('encrypt'); | |
530 | UI.enableSetting('true_color'); | |
531 | UI.enableSetting('shared'); | |
532 | UI.enableSetting('host'); | |
533 | UI.enableSetting('port'); | |
534 | UI.enableSetting('path'); | |
535 | UI.enableSetting('repeaterID'); | |
536 | UI.updateXvpButton(0); | |
537 | UI.keepControlbar(); | |
538 | } | |
fdedbafb | 539 | |
6d6f0db0 SR |
540 | // Hide input related buttons in view only mode |
541 | if (UI.rfb && UI.rfb.get_view_only()) { | |
542 | document.getElementById('noVNC_keyboard_button') | |
543 | .classList.add('noVNC_hidden'); | |
544 | document.getElementById('noVNC_toggle_extra_keys_button') | |
545 | .classList.add('noVNC_hidden'); | |
546 | } else { | |
547 | document.getElementById('noVNC_keyboard_button') | |
548 | .classList.remove('noVNC_hidden'); | |
549 | document.getElementById('noVNC_toggle_extra_keys_button') | |
550 | .classList.remove('noVNC_hidden'); | |
551 | } | |
fdedbafb | 552 | |
6d6f0db0 SR |
553 | // State change disables viewport dragging. |
554 | // It is enabled (toggled) by direct click on the button | |
555 | UI.setViewDrag(false); | |
fdedbafb | 556 | |
6d6f0db0 SR |
557 | // State change also closes the password dialog |
558 | document.getElementById('noVNC_password_dlg') | |
559 | .classList.remove('noVNC_open'); | |
eef91bf9 | 560 | |
6d6f0db0 SR |
561 | //Log.Debug("<< updateVisualState"); |
562 | }, | |
29475d77 | 563 | |
6d6f0db0 SR |
564 | showStatus: function(text, status_type, time) { |
565 | var statusElem = document.getElementById('noVNC_status'); | |
8a7ec6ea | 566 | |
6d6f0db0 | 567 | clearTimeout(UI.statusTimeout); |
29475d77 | 568 | |
6d6f0db0 SR |
569 | if (typeof status_type === 'undefined') { |
570 | status_type = 'normal'; | |
571 | } | |
4e471b5b | 572 | |
6d6f0db0 SR |
573 | statusElem.classList.remove("noVNC_status_normal"); |
574 | statusElem.classList.remove("noVNC_status_warn"); | |
575 | statusElem.classList.remove("noVNC_status_error"); | |
576 | ||
577 | switch (status_type) { | |
578 | case 'warning': | |
579 | case 'warn': | |
580 | statusElem.classList.add("noVNC_status_warn"); | |
581 | break; | |
582 | case 'error': | |
583 | statusElem.classList.add("noVNC_status_error"); | |
584 | break; | |
585 | case 'normal': | |
586 | case 'info': | |
587 | default: | |
588 | statusElem.classList.add("noVNC_status_normal"); | |
589 | break; | |
590 | } | |
8d7708c8 | 591 | |
6d6f0db0 SR |
592 | statusElem.textContent = text; |
593 | statusElem.classList.add("noVNC_open"); | |
8d7708c8 | 594 | |
6d6f0db0 SR |
595 | // If no time was specified, show the status for 1.5 seconds |
596 | if (typeof time === 'undefined') { | |
597 | time = 1500; | |
598 | } | |
8d7708c8 | 599 | |
6d6f0db0 SR |
600 | // Error messages do not timeout |
601 | if (status_type !== 'error') { | |
602 | UI.statusTimeout = window.setTimeout(UI.hideStatus, time); | |
603 | } | |
604 | }, | |
605 | ||
606 | hideStatus: function() { | |
607 | clearTimeout(UI.statusTimeout); | |
608 | document.getElementById('noVNC_status').classList.remove("noVNC_open"); | |
609 | }, | |
610 | ||
611 | notification: function (rfb, msg, level, options) { | |
612 | UI.showStatus(msg, level); | |
613 | }, | |
614 | ||
615 | activateControlbar: function(event) { | |
616 | clearTimeout(UI.idleControlbarTimeout); | |
617 | // We manipulate the anchor instead of the actual control | |
618 | // bar in order to avoid creating new a stacking group | |
619 | document.getElementById('noVNC_control_bar_anchor') | |
620 | .classList.remove("noVNC_idle"); | |
621 | UI.idleControlbarTimeout = window.setTimeout(UI.idleControlbar, 2000); | |
622 | }, | |
623 | ||
624 | idleControlbar: function() { | |
625 | document.getElementById('noVNC_control_bar_anchor') | |
626 | .classList.add("noVNC_idle"); | |
627 | }, | |
628 | ||
629 | keepControlbar: function() { | |
630 | clearTimeout(UI.closeControlbarTimeout); | |
631 | }, | |
632 | ||
633 | openControlbar: function() { | |
634 | document.getElementById('noVNC_control_bar') | |
635 | .classList.add("noVNC_open"); | |
636 | }, | |
637 | ||
638 | closeControlbar: function() { | |
639 | UI.closeAllPanels(); | |
640 | document.getElementById('noVNC_control_bar') | |
641 | .classList.remove("noVNC_open"); | |
642 | }, | |
643 | ||
644 | toggleControlbar: function() { | |
645 | if (document.getElementById('noVNC_control_bar') | |
646 | .classList.contains("noVNC_open")) { | |
647 | UI.closeControlbar(); | |
648 | } else { | |
649 | UI.openControlbar(); | |
650 | } | |
651 | }, | |
652 | ||
653 | toggleControlbarSide: function () { | |
654 | // Temporarily disable animation to avoid weird movement | |
655 | var bar = document.getElementById('noVNC_control_bar'); | |
656 | bar.style.transitionDuration = '0s'; | |
657 | bar.addEventListener('transitionend', function () { this.style.transitionDuration = ""; }); | |
658 | ||
659 | var anchor = document.getElementById('noVNC_control_bar_anchor'); | |
660 | if (anchor.classList.contains("noVNC_right")) { | |
661 | WebUtil.writeSetting('controlbar_pos', 'left'); | |
662 | anchor.classList.remove("noVNC_right"); | |
663 | } else { | |
664 | WebUtil.writeSetting('controlbar_pos', 'right'); | |
665 | anchor.classList.add("noVNC_right"); | |
666 | } | |
ca5c74ad | 667 | |
6d6f0db0 SR |
668 | // Consider this a movement of the handle |
669 | UI.controlbarDrag = true; | |
670 | }, | |
4e471b5b | 671 | |
6d6f0db0 SR |
672 | dragControlbarHandle: function (e) { |
673 | if (!UI.controlbarGrabbed) return; | |
38323d4d | 674 | |
6d6f0db0 | 675 | var ptr = getPointerEvent(e); |
8ee432f1 | 676 | |
6d6f0db0 SR |
677 | var anchor = document.getElementById('noVNC_control_bar_anchor'); |
678 | if (ptr.clientX < (window.innerWidth * 0.1)) { | |
cf348b78 | 679 | if (anchor.classList.contains("noVNC_right")) { |
6d6f0db0 | 680 | UI.toggleControlbarSide(); |
8ee432f1 | 681 | } |
6d6f0db0 SR |
682 | } else if (ptr.clientX > (window.innerWidth * 0.9)) { |
683 | if (!anchor.classList.contains("noVNC_right")) { | |
684 | UI.toggleControlbarSide(); | |
04b399e2 | 685 | } |
6d6f0db0 | 686 | } |
04b399e2 | 687 | |
6d6f0db0 SR |
688 | if (!UI.controlbarDrag) { |
689 | // The goal is to trigger on a certain physical width, the | |
690 | // devicePixelRatio brings us a bit closer but is not optimal. | |
691 | var dragThreshold = 10 * (window.devicePixelRatio || 1); | |
692 | var dragDistance = Math.abs(ptr.clientY - UI.controlbarMouseDownClientY); | |
04b399e2 | 693 | |
6d6f0db0 | 694 | if (dragDistance < dragThreshold) return; |
04b399e2 | 695 | |
6d6f0db0 SR |
696 | UI.controlbarDrag = true; |
697 | } | |
f75e4d3c | 698 | |
6d6f0db0 | 699 | var eventY = ptr.clientY - UI.controlbarMouseDownOffsetY; |
04b399e2 | 700 | |
6d6f0db0 | 701 | UI.moveControlbarHandle(eventY); |
59cd99bc | 702 | |
6d6f0db0 SR |
703 | e.preventDefault(); |
704 | e.stopPropagation(); | |
705 | UI.keepControlbar(); | |
706 | UI.activateControlbar(); | |
707 | }, | |
04b399e2 | 708 | |
6d6f0db0 SR |
709 | // Move the handle but don't allow any position outside the bounds |
710 | moveControlbarHandle: function (viewportRelativeY) { | |
711 | var handle = document.getElementById("noVNC_control_bar_handle"); | |
712 | var handleHeight = handle.getBoundingClientRect().height; | |
713 | var controlbarBounds = document.getElementById("noVNC_control_bar") | |
714 | .getBoundingClientRect(); | |
715 | var margin = 10; | |
04b399e2 | 716 | |
6d6f0db0 SR |
717 | // These heights need to be non-zero for the below logic to work |
718 | if (handleHeight === 0 || controlbarBounds.height === 0) { | |
719 | return; | |
720 | } | |
04b399e2 | 721 | |
6d6f0db0 | 722 | var newY = viewportRelativeY; |
04b399e2 | 723 | |
6d6f0db0 SR |
724 | // Check if the coordinates are outside the control bar |
725 | if (newY < controlbarBounds.top + margin) { | |
726 | // Force coordinates to be below the top of the control bar | |
727 | newY = controlbarBounds.top + margin; | |
04b399e2 | 728 | |
6d6f0db0 SR |
729 | } else if (newY > controlbarBounds.top + |
730 | controlbarBounds.height - handleHeight - margin) { | |
731 | // Force coordinates to be above the bottom of the control bar | |
732 | newY = controlbarBounds.top + | |
733 | controlbarBounds.height - handleHeight - margin; | |
734 | } | |
04b399e2 | 735 | |
6d6f0db0 SR |
736 | // Corner case: control bar too small for stable position |
737 | if (controlbarBounds.height < (handleHeight + margin * 2)) { | |
738 | newY = controlbarBounds.top + | |
739 | (controlbarBounds.height - handleHeight) / 2; | |
740 | } | |
04b399e2 | 741 | |
6d6f0db0 SR |
742 | // The transform needs coordinates that are relative to the parent |
743 | var parentRelativeY = newY - controlbarBounds.top; | |
744 | handle.style.transform = "translateY(" + parentRelativeY + "px)"; | |
745 | }, | |
746 | ||
747 | updateControlbarHandle: function () { | |
748 | // Since the control bar is fixed on the viewport and not the page, | |
749 | // the move function expects coordinates relative the the viewport. | |
750 | var handle = document.getElementById("noVNC_control_bar_handle"); | |
751 | var handleBounds = handle.getBoundingClientRect(); | |
752 | UI.moveControlbarHandle(handleBounds.top); | |
753 | }, | |
754 | ||
755 | controlbarHandleMouseUp: function(e) { | |
756 | if ((e.type == "mouseup") && (e.button != 0)) return; | |
757 | ||
758 | // mouseup and mousedown on the same place toggles the controlbar | |
759 | if (UI.controlbarGrabbed && !UI.controlbarDrag) { | |
760 | UI.toggleControlbar(); | |
04b399e2 SM |
761 | e.preventDefault(); |
762 | e.stopPropagation(); | |
de315d62 PO |
763 | UI.keepControlbar(); |
764 | UI.activateControlbar(); | |
6d6f0db0 SR |
765 | } |
766 | UI.controlbarGrabbed = false; | |
767 | }, | |
768 | ||
769 | controlbarHandleMouseDown: function(e) { | |
770 | if ((e.type == "mousedown") && (e.button != 0)) return; | |
771 | ||
772 | var ptr = getPointerEvent(e); | |
773 | ||
774 | var handle = document.getElementById("noVNC_control_bar_handle"); | |
775 | var bounds = handle.getBoundingClientRect(); | |
776 | ||
777 | setCapture(handle); | |
778 | UI.controlbarGrabbed = true; | |
779 | UI.controlbarDrag = false; | |
780 | ||
781 | UI.controlbarMouseDownClientY = ptr.clientY; | |
782 | UI.controlbarMouseDownOffsetY = ptr.clientY - bounds.top; | |
783 | e.preventDefault(); | |
784 | e.stopPropagation(); | |
785 | UI.keepControlbar(); | |
786 | UI.activateControlbar(); | |
787 | }, | |
788 | ||
789 | toggleExpander: function(e) { | |
790 | if (this.classList.contains("noVNC_open")) { | |
791 | this.classList.remove("noVNC_open"); | |
792 | } else { | |
793 | this.classList.add("noVNC_open"); | |
794 | } | |
795 | }, | |
575f6983 | 796 | |
95dd6001 | 797 | /* ------^------- |
798 | * /VISUAL | |
799 | * ============== | |
800 | * SETTINGS | |
801 | * ------v------*/ | |
802 | ||
6d6f0db0 SR |
803 | // Initial page load read/initialization of settings |
804 | initSetting: function(name, defVal) { | |
805 | // Check Query string followed by cookie | |
806 | var val = WebUtil.getConfigVar(name); | |
807 | if (val === null) { | |
808 | val = WebUtil.readSetting(name, defVal); | |
809 | } | |
810 | UI.updateSetting(name, val); | |
811 | return val; | |
812 | }, | |
bbbf42bb | 813 | |
6d6f0db0 SR |
814 | // Update cookie and form control setting. If value is not set, then |
815 | // updates from control to current cookie setting. | |
816 | updateSetting: function(name, value) { | |
bbbf42bb | 817 | |
6d6f0db0 SR |
818 | // Save the cookie for this session |
819 | if (typeof value !== 'undefined') { | |
820 | WebUtil.writeSetting(name, value); | |
821 | } | |
bbbf42bb | 822 | |
6d6f0db0 SR |
823 | // Update the settings control |
824 | value = UI.getSetting(name); | |
bbbf42bb | 825 | |
6d6f0db0 SR |
826 | var ctrl = document.getElementById('noVNC_setting_' + name); |
827 | if (ctrl.type === 'checkbox') { | |
828 | ctrl.checked = value; | |
bbbf42bb | 829 | |
6d6f0db0 SR |
830 | } else if (typeof ctrl.options !== 'undefined') { |
831 | for (var i = 0; i < ctrl.options.length; i += 1) { | |
832 | if (ctrl.options[i].value === value) { | |
833 | ctrl.selectedIndex = i; | |
834 | break; | |
bbbf42bb | 835 | } |
bbbf42bb | 836 | } |
6d6f0db0 SR |
837 | } else { |
838 | /*Weird IE9 error leads to 'null' appearring | |
839 | in textboxes instead of ''.*/ | |
840 | if (value === null) { | |
841 | value = ""; | |
bbbf42bb | 842 | } |
6d6f0db0 SR |
843 | ctrl.value = value; |
844 | } | |
845 | }, | |
846 | ||
847 | // Save control setting to cookie | |
848 | saveSetting: function(name) { | |
849 | var val, ctrl = document.getElementById('noVNC_setting_' + name); | |
850 | if (ctrl.type === 'checkbox') { | |
851 | val = ctrl.checked; | |
852 | } else if (typeof ctrl.options !== 'undefined') { | |
853 | val = ctrl.options[ctrl.selectedIndex].value; | |
854 | } else { | |
855 | val = ctrl.value; | |
856 | } | |
857 | WebUtil.writeSetting(name, val); | |
858 | //Log.Debug("Setting saved '" + name + "=" + val + "'"); | |
859 | return val; | |
860 | }, | |
861 | ||
862 | // Read form control compatible setting from cookie | |
863 | getSetting: function(name) { | |
864 | var ctrl = document.getElementById('noVNC_setting_' + name); | |
865 | var val = WebUtil.readSetting(name); | |
866 | if (typeof val !== 'undefined' && val !== null && ctrl.type === 'checkbox') { | |
867 | if (val.toString().toLowerCase() in {'0':1, 'no':1, 'false':1}) { | |
868 | val = false; | |
869 | } else { | |
870 | val = true; | |
bbbf42bb | 871 | } |
6d6f0db0 SR |
872 | } |
873 | return val; | |
874 | }, | |
875 | ||
876 | // These helpers compensate for the lack of parent-selectors and | |
877 | // previous-sibling-selectors in CSS which are needed when we want to | |
878 | // disable the labels that belong to disabled input elements. | |
879 | disableSetting: function(name) { | |
880 | var ctrl = document.getElementById('noVNC_setting_' + name); | |
881 | ctrl.disabled = true; | |
882 | ctrl.label.classList.add('noVNC_disabled'); | |
883 | }, | |
884 | ||
885 | enableSetting: function(name) { | |
886 | var ctrl = document.getElementById('noVNC_setting_' + name); | |
887 | ctrl.disabled = false; | |
888 | ctrl.label.classList.remove('noVNC_disabled'); | |
889 | }, | |
24584cca | 890 | |
ed8cbe4e PO |
891 | /* ------^------- |
892 | * /SETTINGS | |
893 | * ============== | |
894 | * PANELS | |
895 | * ------v------*/ | |
896 | ||
6d6f0db0 SR |
897 | closeAllPanels: function() { |
898 | UI.closeSettingsPanel(); | |
899 | UI.closeXvpPanel(); | |
900 | UI.closeClipboardPanel(); | |
901 | UI.closeExtraKeys(); | |
902 | }, | |
ed8cbe4e PO |
903 | |
904 | /* ------^------- | |
905 | * /PANELS | |
906 | * ============== | |
907 | * SETTINGS (panel) | |
908 | * ------v------*/ | |
909 | ||
6d6f0db0 SR |
910 | openSettingsPanel: function() { |
911 | UI.closeAllPanels(); | |
912 | UI.openControlbar(); | |
913 | ||
914 | // Refresh UI elements from saved cookies | |
915 | UI.updateSetting('encrypt'); | |
916 | UI.updateSetting('true_color'); | |
917 | if (cursorURIsSupported()) { | |
918 | UI.updateSetting('cursor'); | |
919 | } else { | |
920 | UI.updateSetting('cursor', !isTouchDevice); | |
921 | UI.disableSetting('cursor'); | |
922 | } | |
923 | UI.updateSetting('clip'); | |
924 | UI.updateSetting('resize'); | |
925 | UI.updateSetting('shared'); | |
926 | UI.updateSetting('view_only'); | |
927 | UI.updateSetting('path'); | |
928 | UI.updateSetting('repeaterID'); | |
929 | UI.updateSetting('logging'); | |
930 | UI.updateSetting('reconnect'); | |
931 | UI.updateSetting('reconnect_delay'); | |
932 | ||
933 | document.getElementById('noVNC_settings') | |
934 | .classList.add("noVNC_open"); | |
935 | document.getElementById('noVNC_settings_button') | |
936 | .classList.add("noVNC_selected"); | |
937 | }, | |
938 | ||
939 | closeSettingsPanel: function() { | |
940 | document.getElementById('noVNC_settings') | |
941 | .classList.remove("noVNC_open"); | |
942 | document.getElementById('noVNC_settings_button') | |
943 | .classList.remove("noVNC_selected"); | |
944 | }, | |
945 | ||
946 | toggleSettingsPanel: function() { | |
947 | if (document.getElementById('noVNC_settings') | |
948 | .classList.contains("noVNC_open")) { | |
949 | UI.closeSettingsPanel(); | |
950 | } else { | |
951 | UI.openSettingsPanel(); | |
952 | } | |
953 | }, | |
bbbf42bb | 954 | |
95dd6001 | 955 | /* ------^------- |
956 | * /SETTINGS | |
957 | * ============== | |
958 | * XVP | |
959 | * ------v------*/ | |
960 | ||
6d6f0db0 SR |
961 | openXvpPanel: function() { |
962 | UI.closeAllPanels(); | |
963 | UI.openControlbar(); | |
964 | ||
965 | document.getElementById('noVNC_xvp') | |
966 | .classList.add("noVNC_open"); | |
967 | document.getElementById('noVNC_xvp_button') | |
968 | .classList.add("noVNC_selected"); | |
969 | }, | |
970 | ||
971 | closeXvpPanel: function() { | |
972 | document.getElementById('noVNC_xvp') | |
973 | .classList.remove("noVNC_open"); | |
974 | document.getElementById('noVNC_xvp_button') | |
975 | .classList.remove("noVNC_selected"); | |
976 | }, | |
977 | ||
978 | toggleXvpPanel: function() { | |
979 | if (document.getElementById('noVNC_xvp') | |
980 | .classList.contains("noVNC_open")) { | |
981 | UI.closeXvpPanel(); | |
982 | } else { | |
983 | UI.openXvpPanel(); | |
984 | } | |
985 | }, | |
ed8cbe4e | 986 | |
6d6f0db0 SR |
987 | // Disable/enable XVP button |
988 | updateXvpButton: function(ver) { | |
989 | if (ver >= 1 && !UI.rfb.get_view_only()) { | |
ed8cbe4e | 990 | document.getElementById('noVNC_xvp_button') |
6d6f0db0 SR |
991 | .classList.remove("noVNC_hidden"); |
992 | } else { | |
ed8cbe4e | 993 | document.getElementById('noVNC_xvp_button') |
6d6f0db0 SR |
994 | .classList.add("noVNC_hidden"); |
995 | // Close XVP panel if open | |
996 | UI.closeXvpPanel(); | |
997 | } | |
998 | }, | |
bbbf42bb | 999 | |
95dd6001 | 1000 | /* ------^------- |
1001 | * /XVP | |
1002 | * ============== | |
1003 | * CLIPBOARD | |
1004 | * ------v------*/ | |
f8b399d7 | 1005 | |
6d6f0db0 SR |
1006 | openClipboardPanel: function() { |
1007 | UI.closeAllPanels(); | |
1008 | UI.openControlbar(); | |
1009 | ||
1010 | document.getElementById('noVNC_clipboard') | |
1011 | .classList.add("noVNC_open"); | |
1012 | document.getElementById('noVNC_clipboard_button') | |
1013 | .classList.add("noVNC_selected"); | |
1014 | }, | |
1015 | ||
1016 | closeClipboardPanel: function() { | |
1017 | document.getElementById('noVNC_clipboard') | |
1018 | .classList.remove("noVNC_open"); | |
1019 | document.getElementById('noVNC_clipboard_button') | |
1020 | .classList.remove("noVNC_selected"); | |
1021 | }, | |
1022 | ||
1023 | toggleClipboardPanel: function() { | |
1024 | if (document.getElementById('noVNC_clipboard') | |
1025 | .classList.contains("noVNC_open")) { | |
1026 | UI.closeClipboardPanel(); | |
1027 | } else { | |
1028 | UI.openClipboardPanel(); | |
1029 | } | |
1030 | }, | |
1031 | ||
1032 | clipboardReceive: function(rfb, text) { | |
1033 | Log.Debug(">> UI.clipboardReceive: " + text.substr(0,40) + "..."); | |
1034 | document.getElementById('noVNC_clipboard_text').value = text; | |
1035 | Log.Debug("<< UI.clipboardReceive"); | |
1036 | }, | |
1037 | ||
1038 | clipboardClear: function() { | |
1039 | document.getElementById('noVNC_clipboard_text').value = ""; | |
1040 | UI.rfb.clipboardPasteFrom(""); | |
1041 | }, | |
1042 | ||
1043 | clipboardSend: function() { | |
1044 | var text = document.getElementById('noVNC_clipboard_text').value; | |
1045 | Log.Debug(">> UI.clipboardSend: " + text.substr(0,40) + "..."); | |
1046 | UI.rfb.clipboardPasteFrom(text); | |
1047 | Log.Debug("<< UI.clipboardSend"); | |
1048 | }, | |
95dd6001 | 1049 | |
1050 | /* ------^------- | |
1051 | * /CLIPBOARD | |
1052 | * ============== | |
1053 | * CONNECTION | |
1054 | * ------v------*/ | |
1055 | ||
6d6f0db0 SR |
1056 | openConnectPanel: function() { |
1057 | document.getElementById('noVNC_connect_dlg') | |
1058 | .classList.add("noVNC_open"); | |
1059 | }, | |
b3c932c3 | 1060 | |
6d6f0db0 SR |
1061 | closeConnectPanel: function() { |
1062 | document.getElementById('noVNC_connect_dlg') | |
1063 | .classList.remove("noVNC_open"); | |
1064 | }, | |
b3c932c3 | 1065 | |
6d6f0db0 SR |
1066 | connect: function(event, password) { |
1067 | var host = UI.getSetting('host'); | |
1068 | var port = UI.getSetting('port'); | |
1069 | var path = UI.getSetting('path'); | |
c55f05f6 | 1070 | |
6d6f0db0 SR |
1071 | if (typeof password === 'undefined') { |
1072 | password = WebUtil.getConfigVar('password'); | |
1073 | } | |
044d54ed | 1074 | |
6d6f0db0 SR |
1075 | if (password === null) { |
1076 | password = undefined; | |
1077 | } | |
512d3605 | 1078 | |
6d6f0db0 SR |
1079 | if ((!host) || (!port)) { |
1080 | var msg = _("Must set host and port"); | |
1081 | Log.Error(msg); | |
1082 | UI.showStatus(msg, 'error'); | |
1083 | return; | |
1084 | } | |
53fc7392 | 1085 | |
6d6f0db0 | 1086 | if (!UI.initRFB()) return; |
58ded70d | 1087 | |
6d6f0db0 SR |
1088 | UI.closeAllPanels(); |
1089 | UI.closeConnectPanel(); | |
4102b71c | 1090 | |
6d6f0db0 SR |
1091 | UI.rfb.set_encrypt(UI.getSetting('encrypt')); |
1092 | UI.rfb.set_true_color(UI.getSetting('true_color')); | |
1093 | UI.rfb.set_shared(UI.getSetting('shared')); | |
1094 | UI.rfb.set_repeaterID(UI.getSetting('repeaterID')); | |
53fc7392 | 1095 | |
6d6f0db0 SR |
1096 | UI.updateLocalCursor(); |
1097 | UI.updateViewOnly(); | |
ef1e8bab | 1098 | |
6d6f0db0 SR |
1099 | UI.rfb.connect(host, port, password, path); |
1100 | }, | |
5299db1a | 1101 | |
6d6f0db0 SR |
1102 | disconnect: function() { |
1103 | UI.closeAllPanels(); | |
1104 | UI.rfb.disconnect(); | |
8e0f0088 | 1105 | |
6d6f0db0 SR |
1106 | // Disable automatic reconnecting |
1107 | UI.inhibit_reconnect = true; | |
044d54ed | 1108 | |
6d6f0db0 SR |
1109 | // Restore the callback used for initial resize |
1110 | UI.rfb.set_onFBUComplete(UI.initialResize); | |
f8b399d7 | 1111 | |
6d6f0db0 SR |
1112 | // Don't display the connection settings until we're actually disconnected |
1113 | }, | |
bbbf42bb | 1114 | |
6d6f0db0 SR |
1115 | reconnect: function() { |
1116 | UI.reconnect_callback = null; | |
044d54ed | 1117 | |
6d6f0db0 SR |
1118 | // if reconnect has been disabled in the meantime, do nothing. |
1119 | if (UI.inhibit_reconnect) { | |
1120 | return; | |
1121 | } | |
044d54ed | 1122 | |
6d6f0db0 SR |
1123 | UI.connect(null, UI.reconnect_password); |
1124 | }, | |
044d54ed | 1125 | |
6d6f0db0 SR |
1126 | disconnectFinished: function (rfb, reason) { |
1127 | if (typeof reason !== 'undefined') { | |
1128 | UI.showStatus(reason, 'error'); | |
1129 | } else if (UI.getSetting('reconnect', false) === true && !UI.inhibit_reconnect) { | |
1130 | document.getElementById("noVNC_transition_text").textContent = _("Reconnecting..."); | |
1131 | document.documentElement.classList.add("noVNC_reconnecting"); | |
044d54ed | 1132 | |
6d6f0db0 SR |
1133 | var delay = parseInt(UI.getSetting('reconnect_delay')); |
1134 | UI.reconnect_callback = setTimeout(UI.reconnect, delay); | |
1135 | return; | |
1136 | } | |
044d54ed | 1137 | |
6d6f0db0 SR |
1138 | UI.openControlbar(); |
1139 | UI.openConnectPanel(); | |
1140 | }, | |
044d54ed | 1141 | |
6d6f0db0 SR |
1142 | cancelReconnect: function() { |
1143 | if (UI.reconnect_callback !== null) { | |
1144 | clearTimeout(UI.reconnect_callback); | |
1145 | UI.reconnect_callback = null; | |
1146 | } | |
044d54ed | 1147 | |
6d6f0db0 SR |
1148 | document.documentElement.classList.remove("noVNC_reconnecting"); |
1149 | UI.openControlbar(); | |
1150 | UI.openConnectPanel(); | |
1151 | }, | |
3bb12056 | 1152 | |
7d714b15 SM |
1153 | /* ------^------- |
1154 | * /CONNECTION | |
1155 | * ============== | |
1156 | * PASSWORD | |
1157 | * ------v------*/ | |
1158 | ||
6d6f0db0 | 1159 | passwordRequired: function(rfb, msg) { |
7d714b15 | 1160 | |
6d6f0db0 SR |
1161 | document.getElementById('noVNC_password_dlg') |
1162 | .classList.add('noVNC_open'); | |
7d714b15 | 1163 | |
6d6f0db0 SR |
1164 | setTimeout(function () { |
1165 | document.getElementById('noVNC_password_input').focus(); | |
1166 | }, 100); | |
7d714b15 | 1167 | |
6d6f0db0 SR |
1168 | if (typeof msg === 'undefined') { |
1169 | msg = _("Password is required"); | |
1170 | } | |
1171 | Log.Warn(msg); | |
1172 | UI.showStatus(msg, "warning"); | |
1173 | }, | |
1174 | ||
1175 | setPassword: function(e) { | |
1176 | var password = document.getElementById('noVNC_password_input').value; | |
1177 | UI.rfb.sendPassword(password); | |
1178 | UI.reconnect_password = password; | |
1179 | document.getElementById('noVNC_password_dlg') | |
1180 | .classList.remove('noVNC_open'); | |
1181 | // Prevent actually submitting the form | |
1182 | e.preventDefault(); | |
1183 | }, | |
58ded70d | 1184 | |
95dd6001 | 1185 | /* ------^------- |
7d714b15 | 1186 | * /PASSWORD |
95dd6001 | 1187 | * ============== |
1188 | * FULLSCREEN | |
1189 | * ------v------*/ | |
1190 | ||
6d6f0db0 SR |
1191 | toggleFullscreen: function() { |
1192 | if (document.fullscreenElement || // alternative standard method | |
1193 | document.mozFullScreenElement || // currently working methods | |
1194 | document.webkitFullscreenElement || | |
1195 | document.msFullscreenElement) { | |
1196 | if (document.exitFullscreen) { | |
1197 | document.exitFullscreen(); | |
1198 | } else if (document.mozCancelFullScreen) { | |
1199 | document.mozCancelFullScreen(); | |
1200 | } else if (document.webkitExitFullscreen) { | |
1201 | document.webkitExitFullscreen(); | |
1202 | } else if (document.msExitFullscreen) { | |
1203 | document.msExitFullscreen(); | |
1204 | } | |
1205 | } else { | |
1206 | if (document.documentElement.requestFullscreen) { | |
1207 | document.documentElement.requestFullscreen(); | |
1208 | } else if (document.documentElement.mozRequestFullScreen) { | |
1209 | document.documentElement.mozRequestFullScreen(); | |
1210 | } else if (document.documentElement.webkitRequestFullscreen) { | |
1211 | document.documentElement.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT); | |
1212 | } else if (document.body.msRequestFullscreen) { | |
1213 | document.body.msRequestFullscreen(); | |
7d1dc09a | 1214 | } |
6d6f0db0 SR |
1215 | } |
1216 | UI.enableDisableViewClip(); | |
1217 | UI.updateFullscreenButton(); | |
1218 | }, | |
1219 | ||
1220 | updateFullscreenButton: function() { | |
1221 | if (document.fullscreenElement || // alternative standard method | |
1222 | document.mozFullScreenElement || // currently working methods | |
1223 | document.webkitFullscreenElement || | |
1224 | document.msFullscreenElement ) { | |
1225 | document.getElementById('noVNC_fullscreen_button') | |
1226 | .classList.add("noVNC_selected"); | |
1227 | } else { | |
1228 | document.getElementById('noVNC_fullscreen_button') | |
1229 | .classList.remove("noVNC_selected"); | |
1230 | } | |
1231 | }, | |
7d1dc09a | 1232 | |
95dd6001 | 1233 | /* ------^------- |
1234 | * /FULLSCREEN | |
1235 | * ============== | |
1236 | * RESIZE | |
1237 | * ------v------*/ | |
777cb7a0 | 1238 | |
6d6f0db0 SR |
1239 | // Apply remote resizing or local scaling |
1240 | applyResizeMode: function() { | |
1241 | if (!UI.rfb) return; | |
58ded70d | 1242 | |
6d6f0db0 | 1243 | var screen = UI.screenSize(); |
777cb7a0 | 1244 | |
6d6f0db0 | 1245 | if (screen && UI.connected && UI.rfb.get_display()) { |
777cb7a0 | 1246 | |
6d6f0db0 SR |
1247 | var display = UI.rfb.get_display(); |
1248 | var resizeMode = UI.getSetting('resize'); | |
1249 | display.set_scale(1); | |
777cb7a0 | 1250 | |
6d6f0db0 SR |
1251 | // Make sure the viewport is adjusted first |
1252 | UI.updateViewClip(); | |
6bfd9dc9 | 1253 | |
6d6f0db0 | 1254 | if (resizeMode === 'remote') { |
777cb7a0 | 1255 | |
6d6f0db0 SR |
1256 | // Request changing the resolution of the remote display to |
1257 | // the size of the local browser viewport. | |
777cb7a0 | 1258 | |
6d6f0db0 SR |
1259 | // In order to not send multiple requests before the browser-resize |
1260 | // is finished we wait 0.5 seconds before sending the request. | |
1261 | clearTimeout(UI.resizeTimeout); | |
1262 | UI.resizeTimeout = setTimeout(function(){ | |
1263 | // Request a remote size covering the viewport | |
1264 | if (UI.rfb.requestDesktopSize(screen.w, screen.h)) { | |
1265 | Log.Debug('Requested new desktop size: ' + | |
1266 | screen.w + 'x' + screen.h); | |
1267 | } | |
1268 | }, 500); | |
777cb7a0 | 1269 | |
6d6f0db0 SR |
1270 | } else if (resizeMode === 'scale' || resizeMode === 'downscale') { |
1271 | var downscaleOnly = resizeMode === 'downscale'; | |
1272 | display.autoscale(screen.w, screen.h, downscaleOnly); | |
1273 | UI.fixScrollbars(); | |
777cb7a0 | 1274 | } |
6d6f0db0 SR |
1275 | } |
1276 | }, | |
1277 | ||
1278 | // Gets the the size of the available viewport in the browser window | |
1279 | screenSize: function() { | |
1280 | var screen = document.getElementById('noVNC_screen'); | |
1281 | return {w: screen.offsetWidth, h: screen.offsetHeight}; | |
1282 | }, | |
1283 | ||
1284 | // Normally we only apply the current resize mode after a window resize | |
1285 | // event. This means that when a new connection is opened, there is no | |
1286 | // resize mode active. | |
1287 | // We have to wait until the first FBU because this is where the client | |
1288 | // will find the supported encodings of the server. Some calls later in | |
1289 | // the chain is dependant on knowing the server-capabilities. | |
1290 | initialResize: function(rfb, fbu) { | |
1291 | UI.applyResizeMode(); | |
1292 | // After doing this once, we remove the callback. | |
1293 | UI.rfb.set_onFBUComplete(function() { }); | |
1294 | }, | |
bbbf42bb | 1295 | |
95dd6001 | 1296 | /* ------^------- |
1297 | * /RESIZE | |
1298 | * ============== | |
1299 | * CLIPPING | |
1300 | * ------v------*/ | |
1301 | ||
6d6f0db0 SR |
1302 | // Set and configure viewport clipping |
1303 | setViewClip: function(clip) { | |
1304 | UI.updateSetting('clip', clip); | |
1305 | UI.updateViewClip(); | |
1306 | }, | |
1307 | ||
1308 | // Update parameters that depend on the clip setting | |
1309 | updateViewClip: function() { | |
1310 | if (!UI.rfb) return; | |
1311 | ||
1312 | var display = UI.rfb.get_display(); | |
1313 | var cur_clip = display.get_viewport(); | |
1314 | var new_clip = UI.getSetting('clip'); | |
1315 | ||
1316 | var resizeSetting = UI.getSetting('resize'); | |
1317 | if (resizeSetting === 'downscale' || resizeSetting === 'scale') { | |
1318 | // Disable clipping if we are scaling | |
1319 | new_clip = false; | |
1320 | } else if (isTouchDevice) { | |
1321 | // Touch devices usually have shit scrollbars | |
1322 | new_clip = true; | |
1323 | } | |
5f38376a | 1324 | |
6d6f0db0 SR |
1325 | if (cur_clip !== new_clip) { |
1326 | display.set_viewport(new_clip); | |
1327 | } | |
8e0f0088 | 1328 | |
6d6f0db0 | 1329 | var size = UI.screenSize(); |
fdedbafb | 1330 | |
6d6f0db0 SR |
1331 | if (new_clip && size) { |
1332 | // When clipping is enabled, the screen is limited to | |
1333 | // the size of the browser window. | |
1334 | display.viewportChangeSize(size.w, size.h); | |
1335 | UI.fixScrollbars(); | |
1336 | } | |
b56772ec | 1337 | |
6d6f0db0 SR |
1338 | // Changing the viewport may change the state of |
1339 | // the dragging button | |
1340 | UI.updateViewDrag(); | |
1341 | }, | |
1342 | ||
1343 | // Handle special cases where clipping is forced on/off or locked | |
1344 | enableDisableViewClip: function() { | |
1345 | var resizeSetting = UI.getSetting('resize'); | |
1346 | // Disable clipping if we are scaling, connected or on touch | |
1347 | if (resizeSetting === 'downscale' || resizeSetting === 'scale' || | |
1348 | isTouchDevice) { | |
1349 | UI.disableSetting('clip'); | |
1350 | } else { | |
1351 | UI.enableSetting('clip'); | |
1352 | } | |
1353 | }, | |
30bfff81 | 1354 | |
95dd6001 | 1355 | /* ------^------- |
1356 | * /CLIPPING | |
1357 | * ============== | |
1358 | * VIEWDRAG | |
1359 | * ------v------*/ | |
1360 | ||
6d6f0db0 SR |
1361 | toggleViewDrag: function() { |
1362 | if (!UI.rfb) return; | |
bbbf42bb | 1363 | |
6d6f0db0 SR |
1364 | var drag = UI.rfb.get_viewportDrag(); |
1365 | UI.setViewDrag(!drag); | |
1366 | }, | |
f0d9ab96 | 1367 | |
6d6f0db0 SR |
1368 | // Set the view drag mode which moves the viewport on mouse drags |
1369 | setViewDrag: function(drag) { | |
1370 | if (!UI.rfb) return; | |
f0d9ab96 | 1371 | |
6d6f0db0 | 1372 | UI.rfb.set_viewportDrag(drag); |
f0d9ab96 | 1373 | |
6d6f0db0 SR |
1374 | UI.updateViewDrag(); |
1375 | }, | |
f0d9ab96 | 1376 | |
6d6f0db0 SR |
1377 | updateViewDrag: function() { |
1378 | var clipping = false; | |
bbbf42bb | 1379 | |
6d6f0db0 | 1380 | if (!UI.connected) return; |
6244e383 | 1381 | |
6d6f0db0 SR |
1382 | // Check if viewport drag is possible. It is only possible |
1383 | // if the remote display is clipping the client display. | |
1384 | if (UI.rfb.get_display().get_viewport() && | |
1385 | UI.rfb.get_display().clippingDisplay()) { | |
1386 | clipping = true; | |
1387 | } | |
31ddaa1c | 1388 | |
6d6f0db0 | 1389 | var viewDragButton = document.getElementById('noVNC_view_drag_button'); |
29a0e6a8 | 1390 | |
6d6f0db0 SR |
1391 | if (!clipping && |
1392 | UI.rfb.get_viewportDrag()) { | |
1393 | // The size of the remote display is the same or smaller | |
1394 | // than the client display. Make sure viewport drag isn't | |
1395 | // active when it can't be used. | |
1396 | UI.rfb.set_viewportDrag(false); | |
1397 | } | |
1398 | ||
1399 | if (UI.rfb.get_viewportDrag()) { | |
1400 | viewDragButton.classList.add("noVNC_selected"); | |
1401 | } else { | |
1402 | viewDragButton.classList.remove("noVNC_selected"); | |
1403 | } | |
1404 | ||
1405 | // Different behaviour for touch vs non-touch | |
1406 | // The button is disabled instead of hidden on touch devices | |
1407 | if (isTouchDevice) { | |
1408 | viewDragButton.classList.remove("noVNC_hidden"); | |
6244e383 | 1409 | |
6d6f0db0 SR |
1410 | if (clipping) { |
1411 | viewDragButton.disabled = false; | |
31ddaa1c | 1412 | } else { |
6d6f0db0 | 1413 | viewDragButton.disabled = true; |
6244e383 | 1414 | } |
6d6f0db0 SR |
1415 | } else { |
1416 | viewDragButton.disabled = false; | |
31ddaa1c | 1417 | |
6d6f0db0 | 1418 | if (clipping) { |
6244e383 | 1419 | viewDragButton.classList.remove("noVNC_hidden"); |
6244e383 | 1420 | } else { |
6d6f0db0 | 1421 | viewDragButton.classList.add("noVNC_hidden"); |
f8b399d7 | 1422 | } |
6d6f0db0 SR |
1423 | } |
1424 | }, | |
f8b399d7 | 1425 | |
95dd6001 | 1426 | /* ------^------- |
1427 | * /VIEWDRAG | |
1428 | * ============== | |
1429 | * KEYBOARD | |
1430 | * ------v------*/ | |
fdf21468 | 1431 | |
6d6f0db0 SR |
1432 | showVirtualKeyboard: function() { |
1433 | if (!isTouchDevice) return; | |
4b30f9ce | 1434 | |
6d6f0db0 | 1435 | var input = document.getElementById('noVNC_keyboardinput'); |
4b30f9ce | 1436 | |
6d6f0db0 | 1437 | if (document.activeElement == input) return; |
4b30f9ce | 1438 | |
6d6f0db0 | 1439 | input.focus(); |
4b30f9ce | 1440 | |
6d6f0db0 SR |
1441 | try { |
1442 | var l = input.value.length; | |
1443 | // Move the caret to the end | |
1444 | input.setSelectionRange(l, l); | |
1445 | } catch (err) {} // setSelectionRange is undefined in Google Chrome | |
1446 | }, | |
4b30f9ce | 1447 | |
6d6f0db0 SR |
1448 | hideVirtualKeyboard: function() { |
1449 | if (!isTouchDevice) return; | |
4b30f9ce | 1450 | |
6d6f0db0 | 1451 | var input = document.getElementById('noVNC_keyboardinput'); |
4b30f9ce | 1452 | |
6d6f0db0 | 1453 | if (document.activeElement != input) return; |
4b30f9ce | 1454 | |
6d6f0db0 SR |
1455 | input.blur(); |
1456 | }, | |
4b30f9ce | 1457 | |
6d6f0db0 SR |
1458 | toggleVirtualKeyboard: function () { |
1459 | if (document.getElementById('noVNC_keyboard_button') | |
1460 | .classList.contains("noVNC_selected")) { | |
1461 | UI.hideVirtualKeyboard(); | |
1462 | } else { | |
1463 | UI.showVirtualKeyboard(); | |
1464 | } | |
1465 | }, | |
bbbf42bb | 1466 | |
6d6f0db0 SR |
1467 | onfocusVirtualKeyboard: function(event) { |
1468 | document.getElementById('noVNC_keyboard_button') | |
1469 | .classList.add("noVNC_selected"); | |
1470 | }, | |
fdf21468 | 1471 | |
6d6f0db0 SR |
1472 | onblurVirtualKeyboard: function(event) { |
1473 | document.getElementById('noVNC_keyboard_button') | |
1474 | .classList.remove("noVNC_selected"); | |
1475 | }, | |
ffcadf95 | 1476 | |
6d6f0db0 SR |
1477 | keepVirtualKeyboard: function(event) { |
1478 | var input = document.getElementById('noVNC_keyboardinput'); | |
ffcadf95 | 1479 | |
6d6f0db0 SR |
1480 | // Only prevent focus change if the virtual keyboard is active |
1481 | if (document.activeElement != input) { | |
1482 | return; | |
1483 | } | |
ffcadf95 | 1484 | |
6d6f0db0 SR |
1485 | // Only allow focus to move to other elements that need |
1486 | // focus to function properly | |
1487 | if (event.target.form !== undefined) { | |
1488 | switch (event.target.type) { | |
1489 | case 'text': | |
1490 | case 'email': | |
1491 | case 'search': | |
1492 | case 'password': | |
1493 | case 'tel': | |
1494 | case 'url': | |
1495 | case 'textarea': | |
1496 | case 'select-one': | |
1497 | case 'select-multiple': | |
1498 | return; | |
ffcadf95 | 1499 | } |
6d6f0db0 | 1500 | } |
ffcadf95 | 1501 | |
6d6f0db0 SR |
1502 | event.preventDefault(); |
1503 | }, | |
bbbf42bb | 1504 | |
6d6f0db0 SR |
1505 | keyboardinputReset: function() { |
1506 | var kbi = document.getElementById('noVNC_keyboardinput'); | |
1507 | kbi.value = new Array(UI.defaultKeyboardinputLen).join("_"); | |
1508 | UI.lastKeyboardinput = kbi.value; | |
1509 | }, | |
bbbf42bb | 1510 | |
6d6f0db0 SR |
1511 | // When normal keyboard events are left uncought, use the input events from |
1512 | // the keyboardinput element instead and generate the corresponding key events. | |
1513 | // This code is required since some browsers on Android are inconsistent in | |
1514 | // sending keyCodes in the normal keyboard events when using on screen keyboards. | |
1515 | keyInput: function(event) { | |
3b8ec46f | 1516 | |
6d6f0db0 | 1517 | if (!UI.rfb) return; |
3b8ec46f | 1518 | |
6d6f0db0 | 1519 | var newValue = event.target.value; |
1138bdd4 | 1520 | |
6d6f0db0 SR |
1521 | if (!UI.lastKeyboardinput) { |
1522 | UI.keyboardinputReset(); | |
1523 | } | |
1524 | var oldValue = UI.lastKeyboardinput; | |
bbbf42bb | 1525 | |
6d6f0db0 SR |
1526 | var newLen; |
1527 | try { | |
1528 | // Try to check caret position since whitespace at the end | |
1529 | // will not be considered by value.length in some browsers | |
1530 | newLen = Math.max(event.target.selectionStart, newValue.length); | |
1531 | } catch (err) { | |
1532 | // selectionStart is undefined in Google Chrome | |
1533 | newLen = newValue.length; | |
1534 | } | |
1535 | var oldLen = oldValue.length; | |
1536 | ||
1537 | var backspaces; | |
1538 | var inputs = newLen - oldLen; | |
1539 | if (inputs < 0) { | |
1540 | backspaces = -inputs; | |
1541 | } else { | |
1542 | backspaces = 0; | |
1543 | } | |
8e0f0088 | 1544 | |
6d6f0db0 SR |
1545 | // Compare the old string with the new to account for |
1546 | // text-corrections or other input that modify existing text | |
1547 | var i; | |
1548 | for (i = 0; i < Math.min(oldLen, newLen); i++) { | |
1549 | if (newValue.charAt(i) != oldValue.charAt(i)) { | |
1550 | inputs = newLen - i; | |
1551 | backspaces = oldLen - i; | |
1552 | break; | |
bbbf42bb | 1553 | } |
6d6f0db0 | 1554 | } |
bbbf42bb | 1555 | |
6d6f0db0 SR |
1556 | // Send the key events |
1557 | for (i = 0; i < backspaces; i++) { | |
1558 | UI.rfb.sendKey(KeyTable.XK_BackSpace); | |
1559 | } | |
1560 | for (i = newLen - inputs; i < newLen; i++) { | |
1561 | UI.rfb.sendKey(keysyms.fromUnicode(newValue.charCodeAt(i)).keysym); | |
1562 | } | |
bbbf42bb | 1563 | |
6d6f0db0 SR |
1564 | // Control the text content length in the keyboardinput element |
1565 | if (newLen > 2 * UI.defaultKeyboardinputLen) { | |
1566 | UI.keyboardinputReset(); | |
1567 | } else if (newLen < 1) { | |
1568 | // There always have to be some text in the keyboardinput | |
1569 | // element with which backspace can interact. | |
1570 | UI.keyboardinputReset(); | |
1571 | // This sometimes causes the keyboard to disappear for a second | |
1572 | // but it is required for the android keyboard to recognize that | |
1573 | // text has been added to the field | |
1574 | event.target.blur(); | |
1575 | // This has to be ran outside of the input handler in order to work | |
1576 | setTimeout(event.target.focus.bind(event.target), 0); | |
1577 | } else { | |
1578 | UI.lastKeyboardinput = newValue; | |
1579 | } | |
1580 | }, | |
bbbf42bb | 1581 | |
4b30f9ce SM |
1582 | /* ------^------- |
1583 | * /KEYBOARD | |
1584 | * ============== | |
1585 | * EXTRA KEYS | |
1586 | * ------v------*/ | |
1587 | ||
6d6f0db0 SR |
1588 | openExtraKeys: function() { |
1589 | UI.closeAllPanels(); | |
1590 | UI.openControlbar(); | |
1591 | ||
1592 | document.getElementById('noVNC_modifiers') | |
1593 | .classList.add("noVNC_open"); | |
1594 | document.getElementById('noVNC_toggle_extra_keys_button') | |
1595 | .classList.add("noVNC_selected"); | |
1596 | }, | |
1597 | ||
1598 | closeExtraKeys: function() { | |
1599 | document.getElementById('noVNC_modifiers') | |
1600 | .classList.remove("noVNC_open"); | |
1601 | document.getElementById('noVNC_toggle_extra_keys_button') | |
1602 | .classList.remove("noVNC_selected"); | |
1603 | }, | |
1604 | ||
1605 | toggleExtraKeys: function() { | |
1606 | if(document.getElementById('noVNC_modifiers') | |
1607 | .classList.contains("noVNC_open")) { | |
1608 | UI.closeExtraKeys(); | |
1609 | } else { | |
1610 | UI.openExtraKeys(); | |
1611 | } | |
1612 | }, | |
1613 | ||
1614 | sendEsc: function() { | |
1615 | UI.rfb.sendKey(KeyTable.XK_Escape); | |
1616 | }, | |
1617 | ||
1618 | sendTab: function() { | |
1619 | UI.rfb.sendKey(KeyTable.XK_Tab); | |
1620 | }, | |
1621 | ||
1622 | toggleCtrl: function() { | |
1623 | var btn = document.getElementById('noVNC_toggle_ctrl_button'); | |
1624 | if (btn.classList.contains("noVNC_selected")) { | |
1625 | UI.rfb.sendKey(KeyTable.XK_Control_L, false); | |
1626 | btn.classList.remove("noVNC_selected"); | |
1627 | } else { | |
1628 | UI.rfb.sendKey(KeyTable.XK_Control_L, true); | |
1629 | btn.classList.add("noVNC_selected"); | |
1630 | } | |
1631 | }, | |
1632 | ||
1633 | toggleAlt: function() { | |
1634 | var btn = document.getElementById('noVNC_toggle_alt_button'); | |
1635 | if (btn.classList.contains("noVNC_selected")) { | |
1636 | UI.rfb.sendKey(KeyTable.XK_Alt_L, false); | |
1637 | btn.classList.remove("noVNC_selected"); | |
1638 | } else { | |
1639 | UI.rfb.sendKey(KeyTable.XK_Alt_L, true); | |
1640 | btn.classList.add("noVNC_selected"); | |
1641 | } | |
1642 | }, | |
bbbf42bb | 1643 | |
6d6f0db0 SR |
1644 | sendCtrlAltDel: function() { |
1645 | UI.rfb.sendCtrlAltDel(); | |
1646 | }, | |
bbbf42bb | 1647 | |
95dd6001 | 1648 | /* ------^------- |
4b30f9ce | 1649 | * /EXTRA KEYS |
95dd6001 | 1650 | * ============== |
1651 | * MISC | |
1652 | * ------v------*/ | |
1653 | ||
6d6f0db0 SR |
1654 | setMouseButton: function(num) { |
1655 | var view_only = UI.rfb.get_view_only(); | |
1656 | if (UI.rfb && !view_only) { | |
1657 | UI.rfb.get_mouse().set_touchButton(num); | |
1658 | } | |
95dd6001 | 1659 | |
6d6f0db0 SR |
1660 | var blist = [0, 1,2,4]; |
1661 | for (var b = 0; b < blist.length; b++) { | |
1662 | var button = document.getElementById('noVNC_mouse_button' + | |
1663 | blist[b]); | |
1664 | if (blist[b] === num && !view_only) { | |
1665 | button.classList.remove("noVNC_hidden"); | |
1666 | } else { | |
1667 | button.classList.add("noVNC_hidden"); | |
ceb847b0 | 1668 | } |
6d6f0db0 SR |
1669 | } |
1670 | }, | |
ef1e8bab | 1671 | |
6d6f0db0 SR |
1672 | displayBlur: function() { |
1673 | if (UI.rfb && !UI.rfb.get_view_only()) { | |
1674 | UI.rfb.get_keyboard().set_focused(false); | |
1675 | UI.rfb.get_mouse().set_focused(false); | |
1676 | } | |
1677 | }, | |
aa905475 | 1678 | |
6d6f0db0 SR |
1679 | displayFocus: function() { |
1680 | if (UI.rfb && !UI.rfb.get_view_only()) { | |
1681 | UI.rfb.get_keyboard().set_focused(true); | |
1682 | UI.rfb.get_mouse().set_focused(true); | |
1683 | } | |
1684 | }, | |
1685 | ||
1686 | updateLocalCursor: function() { | |
1687 | UI.rfb.set_local_cursor(UI.getSetting('cursor')); | |
1688 | }, | |
1689 | ||
1690 | updateViewOnly: function() { | |
1691 | UI.rfb.set_view_only(UI.getSetting('view_only')); | |
1692 | }, | |
1693 | ||
1694 | updateLogging: function() { | |
1695 | WebUtil.init_logging(UI.getSetting('logging')); | |
1696 | }, | |
1697 | ||
1698 | updateSessionSize: function(rfb, width, height) { | |
1699 | UI.updateViewClip(); | |
1700 | UI.fixScrollbars(); | |
1701 | }, | |
1702 | ||
1703 | fixScrollbars: function() { | |
1704 | // This is a hack because Chrome screws up the calculation | |
1705 | // for when scrollbars are needed. So to fix it we temporarily | |
1706 | // toggle them off and on. | |
1707 | var screen = document.getElementById('noVNC_screen'); | |
1708 | screen.style.overflow = 'hidden'; | |
1709 | // Force Chrome to recalculate the layout by asking for | |
1710 | // an element's dimensions | |
1711 | screen.getBoundingClientRect(); | |
1712 | screen.style.overflow = null; | |
1713 | }, | |
1714 | ||
1715 | updateDesktopName: function(rfb, name) { | |
1716 | UI.desktopName = name; | |
1717 | // Display the desktop name in the document title | |
1718 | document.title = name + " - noVNC"; | |
1719 | }, | |
1720 | ||
1721 | bell: function(rfb) { | |
1722 | if (WebUtil.getConfigVar('bell', 'on') === 'on') { | |
1723 | document.getElementById('noVNC_bell').play(); | |
1724 | } | |
1725 | }, | |
63bf2ba5 | 1726 | |
6d6f0db0 SR |
1727 | //Helper to add options to dropdown. |
1728 | addOption: function(selectbox, text, value) { | |
1729 | var optn = document.createElement("OPTION"); | |
1730 | optn.text = text; | |
1731 | optn.value = value; | |
1732 | selectbox.options.add(optn); | |
1733 | }, | |
bbbf42bb | 1734 | |
95dd6001 | 1735 | /* ------^------- |
1736 | * /MISC | |
1737 | * ============== | |
1738 | */ | |
6d6f0db0 SR |
1739 | }; |
1740 | ||
1741 | // Set up translations | |
1742 | var LINGUAS = ["de", "el", "nl", "sv"]; | |
1743 | l10n.setup(LINGUAS); | |
1744 | if (l10n.language !== "en" && l10n.dictionary === undefined) { | |
1745 | WebUtil.fetchJSON('app/locale/' + l10n.language + '.json', function (translations) { | |
1746 | l10n.dictionary = translations; | |
1747 | ||
1748 | // wait for translations to load before loading the UI | |
1749 | UI.prime(); | |
1750 | }, function (err) { | |
1751 | throw err; | |
1752 | }); | |
1753 | } else { | |
1754 | UI.prime(); | |
1755 | } | |
1756 | ||
ae510306 | 1757 | |
3ae0bb09 | 1758 | export default UI; |