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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'; |
6d6f0db0 SR |
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 | |
858ea4a7 | 24 | var UI = { |
6d6f0db0 SR |
25 | |
26 | connected: false, | |
27 | desktopName: "", | |
28 | ||
29 | resizeTimeout: null, | |
30 | statusTimeout: null, | |
31 | hideKeyboardTimeout: null, | |
32 | idleControlbarTimeout: null, | |
33 | closeControlbarTimeout: null, | |
34 | ||
35 | controlbarGrabbed: false, | |
36 | controlbarDrag: false, | |
37 | controlbarMouseDownClientY: 0, | |
38 | controlbarMouseDownOffsetY: 0, | |
39 | ||
40 | isSafari: false, | |
6d6f0db0 SR |
41 | lastKeyboardinput: null, |
42 | defaultKeyboardinputLen: 100, | |
43 | ||
44 | inhibit_reconnect: true, | |
45 | reconnect_callback: null, | |
46 | reconnect_password: null, | |
47 | ||
48 | prime: function(callback) { | |
49 | if (document.readyState === "interactive" || document.readyState === "complete") { | |
50 | UI.load(callback); | |
51 | } else { | |
52 | document.addEventListener('DOMContentLoaded', UI.load.bind(UI, callback)); | |
53 | } | |
54 | }, | |
529c64e1 | 55 | |
6d6f0db0 SR |
56 | // Setup rfb object, load settings from browser storage, then call |
57 | // UI.init to setup the UI/menus | |
58 | load: function(callback) { | |
59 | WebUtil.initSettings(UI.start, callback); | |
60 | }, | |
529c64e1 | 61 | |
6d6f0db0 SR |
62 | // Render default UI and initialize settings menu |
63 | start: function(callback) { | |
044d54ed | 64 | |
6d6f0db0 SR |
65 | // Setup global variables first |
66 | UI.isSafari = (navigator.userAgent.indexOf('Safari') !== -1 && | |
67 | navigator.userAgent.indexOf('Chrome') === -1); | |
bbbf42bb | 68 | |
6d6f0db0 | 69 | UI.initSettings(); |
0f6af1e3 | 70 | |
6d6f0db0 SR |
71 | // Translate the DOM |
72 | l10n.translateDOM(); | |
0f6af1e3 | 73 | |
6d6f0db0 SR |
74 | // Adapt the interface for touch screen devices |
75 | if (isTouchDevice) { | |
76 | document.documentElement.classList.add("noVNC_touch"); | |
77 | // Remove the address bar | |
78 | setTimeout(function() { window.scrollTo(0, 1); }, 100); | |
79 | } | |
0f6af1e3 | 80 | |
6d6f0db0 SR |
81 | // Restore control bar position |
82 | if (WebUtil.readSetting('controlbar_pos') === 'right') { | |
83 | UI.toggleControlbarSide(); | |
84 | } | |
edffd9e2 | 85 | |
6d6f0db0 | 86 | UI.initFullscreen(); |
0f6af1e3 | 87 | |
6d6f0db0 SR |
88 | // Setup event handlers |
89 | UI.addResizeHandlers(); | |
90 | UI.addControlbarHandlers(); | |
91 | UI.addTouchSpecificHandlers(); | |
92 | UI.addExtraKeysHandlers(); | |
93 | UI.addXvpHandlers(); | |
94 | UI.addConnectionControlHandlers(); | |
95 | UI.addClipboardHandlers(); | |
96 | UI.addSettingsHandlers(); | |
97 | document.getElementById("noVNC_status") | |
98 | .addEventListener('click', UI.hideStatus); | |
cf348b78 | 99 | |
55988e7a PO |
100 | // Bootstrap fallback input handler |
101 | UI.keyboardinputReset(); | |
102 | ||
6d6f0db0 | 103 | UI.openControlbar(); |
b3d91b78 | 104 | |
6d6f0db0 | 105 | UI.updateViewClip(); |
0f6af1e3 | 106 | |
6d6f0db0 | 107 | UI.updateVisualState(); |
b3c932c3 | 108 | |
6d6f0db0 | 109 | document.getElementById('noVNC_setting_host').focus(); |
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:")); | |
6d6f0db0 | 170 | UI.initSetting('cursor', !isTouchDevice); |
a49ade5f | 171 | UI.initSetting('view_clip', false); |
6d6f0db0 SR |
172 | UI.initSetting('resize', 'off'); |
173 | UI.initSetting('shared', true); | |
174 | UI.initSetting('view_only', false); | |
175 | UI.initSetting('path', 'websockify'); | |
176 | UI.initSetting('repeaterID', ''); | |
177 | UI.initSetting('reconnect', false); | |
178 | UI.initSetting('reconnect_delay', 5000); | |
179 | ||
180 | UI.setupSettingLabels(); | |
181 | }, | |
182 | // Adds a link to the label elements on the corresponding input elements | |
183 | setupSettingLabels: function() { | |
184 | var labels = document.getElementsByTagName('LABEL'); | |
185 | for (var i = 0; i < labels.length; i++) { | |
186 | var htmlFor = labels[i].htmlFor; | |
187 | if (htmlFor != '') { | |
188 | var elem = document.getElementById(htmlFor); | |
189 | if (elem) elem.label = labels[i]; | |
190 | } else { | |
191 | // If 'for' isn't set, use the first input element child | |
192 | var children = labels[i].children; | |
193 | for (var j = 0; j < children.length; j++) { | |
194 | if (children[j].form !== undefined) { | |
195 | children[j].label = labels[i]; | |
196 | break; | |
24584cca SM |
197 | } |
198 | } | |
199 | } | |
6d6f0db0 SR |
200 | } |
201 | }, | |
59387b34 | 202 | |
6d6f0db0 SR |
203 | initRFB: function() { |
204 | try { | |
205 | UI.rfb = new RFB({'target': document.getElementById('noVNC_canvas'), | |
206 | 'onNotification': UI.notification, | |
207 | 'onUpdateState': UI.updateState, | |
208 | 'onDisconnected': UI.disconnectFinished, | |
209 | 'onPasswordRequired': UI.passwordRequired, | |
210 | 'onXvpInit': UI.updateXvpButton, | |
211 | 'onClipboard': UI.clipboardReceive, | |
212 | 'onBell': UI.bell, | |
213 | 'onFBUComplete': UI.initialResize, | |
214 | 'onFBResize': UI.updateSessionSize, | |
215 | 'onDesktopName': UI.updateDesktopName}); | |
216 | return true; | |
217 | } catch (exc) { | |
218 | var msg = "Unable to create RFB client -- " + exc; | |
219 | Log.Error(msg); | |
220 | UI.showStatus(msg, 'error'); | |
221 | return false; | |
222 | } | |
223 | }, | |
59387b34 | 224 | |
6d6f0db0 SR |
225 | /* ------^------- |
226 | * /INIT | |
227 | * ============== | |
228 | * EVENT HANDLERS | |
229 | * ------v------*/ | |
230 | ||
231 | addResizeHandlers: function() { | |
232 | window.addEventListener('resize', UI.applyResizeMode); | |
233 | window.addEventListener('resize', UI.updateViewClip); | |
234 | }, | |
235 | ||
236 | addControlbarHandlers: function() { | |
237 | document.getElementById("noVNC_control_bar") | |
238 | .addEventListener('mousemove', UI.activateControlbar); | |
239 | document.getElementById("noVNC_control_bar") | |
240 | .addEventListener('mouseup', UI.activateControlbar); | |
241 | document.getElementById("noVNC_control_bar") | |
242 | .addEventListener('mousedown', UI.activateControlbar); | |
243 | document.getElementById("noVNC_control_bar") | |
244 | .addEventListener('keypress', UI.activateControlbar); | |
245 | ||
246 | document.getElementById("noVNC_control_bar") | |
247 | .addEventListener('mousedown', UI.keepControlbar); | |
248 | document.getElementById("noVNC_control_bar") | |
249 | .addEventListener('keypress', UI.keepControlbar); | |
250 | ||
251 | document.getElementById("noVNC_view_drag_button") | |
252 | .addEventListener('click', UI.toggleViewDrag); | |
253 | ||
254 | document.getElementById("noVNC_control_bar_handle") | |
255 | .addEventListener('mousedown', UI.controlbarHandleMouseDown); | |
256 | document.getElementById("noVNC_control_bar_handle") | |
257 | .addEventListener('mouseup', UI.controlbarHandleMouseUp); | |
258 | document.getElementById("noVNC_control_bar_handle") | |
259 | .addEventListener('mousemove', UI.dragControlbarHandle); | |
260 | // resize events aren't available for elements | |
261 | window.addEventListener('resize', UI.updateControlbarHandle); | |
262 | ||
263 | var exps = document.getElementsByClassName("noVNC_expander"); | |
264 | for (var i = 0;i < exps.length;i++) { | |
265 | exps[i].addEventListener('click', UI.toggleExpander); | |
266 | } | |
267 | }, | |
268 | ||
269 | addTouchSpecificHandlers: function() { | |
270 | document.getElementById("noVNC_mouse_button0") | |
271 | .addEventListener('click', function () { UI.setMouseButton(1); }); | |
272 | document.getElementById("noVNC_mouse_button1") | |
273 | .addEventListener('click', function () { UI.setMouseButton(2); }); | |
274 | document.getElementById("noVNC_mouse_button2") | |
275 | .addEventListener('click', function () { UI.setMouseButton(4); }); | |
276 | document.getElementById("noVNC_mouse_button4") | |
277 | .addEventListener('click', function () { UI.setMouseButton(0); }); | |
278 | document.getElementById("noVNC_keyboard_button") | |
279 | .addEventListener('click', UI.toggleVirtualKeyboard); | |
280 | ||
281 | document.getElementById("noVNC_keyboardinput") | |
282 | .addEventListener('input', UI.keyInput); | |
283 | document.getElementById("noVNC_keyboardinput") | |
284 | .addEventListener('focus', UI.onfocusVirtualKeyboard); | |
285 | document.getElementById("noVNC_keyboardinput") | |
286 | .addEventListener('blur', UI.onblurVirtualKeyboard); | |
287 | document.getElementById("noVNC_keyboardinput") | |
288 | .addEventListener('submit', function () { return false; }); | |
289 | ||
290 | document.documentElement | |
291 | .addEventListener('mousedown', UI.keepVirtualKeyboard, true); | |
292 | ||
293 | document.getElementById("noVNC_control_bar") | |
294 | .addEventListener('touchstart', UI.activateControlbar); | |
295 | document.getElementById("noVNC_control_bar") | |
296 | .addEventListener('touchmove', UI.activateControlbar); | |
297 | document.getElementById("noVNC_control_bar") | |
298 | .addEventListener('touchend', UI.activateControlbar); | |
299 | document.getElementById("noVNC_control_bar") | |
300 | .addEventListener('input', UI.activateControlbar); | |
301 | ||
302 | document.getElementById("noVNC_control_bar") | |
303 | .addEventListener('touchstart', UI.keepControlbar); | |
304 | document.getElementById("noVNC_control_bar") | |
305 | .addEventListener('input', UI.keepControlbar); | |
306 | ||
307 | document.getElementById("noVNC_control_bar_handle") | |
308 | .addEventListener('touchstart', UI.controlbarHandleMouseDown); | |
309 | document.getElementById("noVNC_control_bar_handle") | |
310 | .addEventListener('touchend', UI.controlbarHandleMouseUp); | |
311 | document.getElementById("noVNC_control_bar_handle") | |
312 | .addEventListener('touchmove', UI.dragControlbarHandle); | |
6d6f0db0 SR |
313 | }, |
314 | ||
315 | addExtraKeysHandlers: function() { | |
316 | document.getElementById("noVNC_toggle_extra_keys_button") | |
317 | .addEventListener('click', UI.toggleExtraKeys); | |
318 | document.getElementById("noVNC_toggle_ctrl_button") | |
319 | .addEventListener('click', UI.toggleCtrl); | |
320 | document.getElementById("noVNC_toggle_alt_button") | |
321 | .addEventListener('click', UI.toggleAlt); | |
322 | document.getElementById("noVNC_send_tab_button") | |
323 | .addEventListener('click', UI.sendTab); | |
324 | document.getElementById("noVNC_send_esc_button") | |
325 | .addEventListener('click', UI.sendEsc); | |
326 | document.getElementById("noVNC_send_ctrl_alt_del_button") | |
327 | .addEventListener('click', UI.sendCtrlAltDel); | |
328 | }, | |
329 | ||
330 | addXvpHandlers: function() { | |
331 | document.getElementById("noVNC_xvp_shutdown_button") | |
332 | .addEventListener('click', function() { UI.rfb.xvpShutdown(); }); | |
333 | document.getElementById("noVNC_xvp_reboot_button") | |
334 | .addEventListener('click', function() { UI.rfb.xvpReboot(); }); | |
335 | document.getElementById("noVNC_xvp_reset_button") | |
336 | .addEventListener('click', function() { UI.rfb.xvpReset(); }); | |
337 | document.getElementById("noVNC_xvp_button") | |
338 | .addEventListener('click', UI.toggleXvpPanel); | |
339 | }, | |
340 | ||
341 | addConnectionControlHandlers: function() { | |
342 | document.getElementById("noVNC_disconnect_button") | |
343 | .addEventListener('click', UI.disconnect); | |
344 | document.getElementById("noVNC_connect_button") | |
345 | .addEventListener('click', UI.connect); | |
346 | document.getElementById("noVNC_cancel_reconnect_button") | |
347 | .addEventListener('click', UI.cancelReconnect); | |
348 | ||
349 | document.getElementById("noVNC_password_button") | |
350 | .addEventListener('click', UI.setPassword); | |
351 | }, | |
352 | ||
353 | addClipboardHandlers: function() { | |
354 | document.getElementById("noVNC_clipboard_button") | |
355 | .addEventListener('click', UI.toggleClipboardPanel); | |
356 | document.getElementById("noVNC_clipboard_text") | |
357 | .addEventListener('focus', UI.displayBlur); | |
358 | document.getElementById("noVNC_clipboard_text") | |
359 | .addEventListener('blur', UI.displayFocus); | |
360 | document.getElementById("noVNC_clipboard_text") | |
361 | .addEventListener('change', UI.clipboardSend); | |
362 | document.getElementById("noVNC_clipboard_clear_button") | |
363 | .addEventListener('click', UI.clipboardClear); | |
364 | }, | |
365 | ||
366 | // Add a call to save settings when the element changes, | |
367 | // unless the optional parameter changeFunc is used instead. | |
368 | addSettingChangeHandler: function(name, changeFunc) { | |
369 | var settingElem = document.getElementById("noVNC_setting_" + name); | |
370 | if (changeFunc === undefined) { | |
371 | changeFunc = function () { UI.saveSetting(name); }; | |
372 | } | |
373 | settingElem.addEventListener('change', changeFunc); | |
374 | }, | |
375 | ||
376 | addSettingsHandlers: function() { | |
377 | document.getElementById("noVNC_settings_button") | |
378 | .addEventListener('click', UI.toggleSettingsPanel); | |
379 | ||
380 | UI.addSettingChangeHandler('encrypt'); | |
6d6f0db0 SR |
381 | UI.addSettingChangeHandler('cursor'); |
382 | UI.addSettingChangeHandler('cursor', UI.updateLocalCursor); | |
383 | UI.addSettingChangeHandler('resize'); | |
384 | UI.addSettingChangeHandler('resize', UI.enableDisableViewClip); | |
385 | UI.addSettingChangeHandler('resize', UI.applyResizeMode); | |
a49ade5f SM |
386 | UI.addSettingChangeHandler('view_clip'); |
387 | UI.addSettingChangeHandler('view_clip', UI.updateViewClip); | |
6d6f0db0 SR |
388 | UI.addSettingChangeHandler('shared'); |
389 | UI.addSettingChangeHandler('view_only'); | |
390 | UI.addSettingChangeHandler('view_only', UI.updateViewOnly); | |
391 | UI.addSettingChangeHandler('host'); | |
392 | UI.addSettingChangeHandler('port'); | |
393 | UI.addSettingChangeHandler('path'); | |
394 | UI.addSettingChangeHandler('repeaterID'); | |
395 | UI.addSettingChangeHandler('logging'); | |
396 | UI.addSettingChangeHandler('logging', UI.updateLogging); | |
397 | UI.addSettingChangeHandler('reconnect'); | |
398 | UI.addSettingChangeHandler('reconnect_delay'); | |
399 | }, | |
400 | ||
401 | addFullscreenHandlers: function() { | |
402 | document.getElementById("noVNC_fullscreen_button") | |
403 | .addEventListener('click', UI.toggleFullscreen); | |
404 | ||
405 | window.addEventListener('fullscreenchange', UI.updateFullscreenButton); | |
406 | window.addEventListener('mozfullscreenchange', UI.updateFullscreenButton); | |
407 | window.addEventListener('webkitfullscreenchange', UI.updateFullscreenButton); | |
408 | window.addEventListener('msfullscreenchange', UI.updateFullscreenButton); | |
409 | }, | |
0f6af1e3 | 410 | |
95dd6001 | 411 | /* ------^------- |
59387b34 | 412 | * /EVENT HANDLERS |
95dd6001 | 413 | * ============== |
414 | * VISUAL | |
415 | * ------v------*/ | |
58ded70d | 416 | |
6d6f0db0 SR |
417 | updateState: function(rfb, state, oldstate) { |
418 | var msg; | |
419 | ||
420 | document.documentElement.classList.remove("noVNC_connecting"); | |
421 | document.documentElement.classList.remove("noVNC_connected"); | |
422 | document.documentElement.classList.remove("noVNC_disconnecting"); | |
423 | document.documentElement.classList.remove("noVNC_reconnecting"); | |
424 | ||
425 | switch (state) { | |
426 | case 'connecting': | |
427 | document.getElementById("noVNC_transition_text").textContent = _("Connecting..."); | |
428 | document.documentElement.classList.add("noVNC_connecting"); | |
429 | break; | |
430 | case 'connected': | |
431 | UI.connected = true; | |
432 | UI.inhibit_reconnect = false; | |
433 | document.documentElement.classList.add("noVNC_connected"); | |
434 | if (rfb && rfb.get_encrypt()) { | |
435 | msg = _("Connected (encrypted) to ") + UI.desktopName; | |
436 | } else { | |
437 | msg = _("Connected (unencrypted) to ") + UI.desktopName; | |
438 | } | |
439 | UI.showStatus(msg); | |
440 | break; | |
441 | case 'disconnecting': | |
442 | UI.connected = false; | |
443 | document.getElementById("noVNC_transition_text").textContent = _("Disconnecting..."); | |
444 | document.documentElement.classList.add("noVNC_disconnecting"); | |
445 | break; | |
446 | case 'disconnected': | |
447 | UI.showStatus(_("Disconnected")); | |
448 | break; | |
449 | default: | |
450 | msg = "Invalid UI state"; | |
451 | Log.Error(msg); | |
452 | UI.showStatus(msg, 'error'); | |
453 | break; | |
454 | } | |
8d710e8b | 455 | |
6d6f0db0 SR |
456 | UI.updateVisualState(); |
457 | }, | |
8d710e8b | 458 | |
6d6f0db0 SR |
459 | // Disable/enable controls depending on connection state |
460 | updateVisualState: function() { | |
461 | //Log.Debug(">> updateVisualState"); | |
29475d77 | 462 | |
6d6f0db0 | 463 | UI.enableDisableViewClip(); |
fdedbafb | 464 | |
6d6f0db0 SR |
465 | if (cursorURIsSupported() && !isTouchDevice) { |
466 | UI.enableSetting('cursor'); | |
467 | } else { | |
468 | UI.disableSetting('cursor'); | |
469 | } | |
fdedbafb | 470 | |
6d6f0db0 SR |
471 | if (UI.connected) { |
472 | UI.disableSetting('encrypt'); | |
6d6f0db0 SR |
473 | UI.disableSetting('shared'); |
474 | UI.disableSetting('host'); | |
475 | UI.disableSetting('port'); | |
476 | UI.disableSetting('path'); | |
477 | UI.disableSetting('repeaterID'); | |
478 | UI.updateViewClip(); | |
479 | UI.setMouseButton(1); | |
480 | ||
481 | // Hide the controlbar after 2 seconds | |
482 | UI.closeControlbarTimeout = setTimeout(UI.closeControlbar, 2000); | |
483 | } else { | |
484 | UI.enableSetting('encrypt'); | |
6d6f0db0 SR |
485 | UI.enableSetting('shared'); |
486 | UI.enableSetting('host'); | |
487 | UI.enableSetting('port'); | |
488 | UI.enableSetting('path'); | |
489 | UI.enableSetting('repeaterID'); | |
490 | UI.updateXvpButton(0); | |
491 | UI.keepControlbar(); | |
492 | } | |
fdedbafb | 493 | |
6d6f0db0 SR |
494 | // Hide input related buttons in view only mode |
495 | if (UI.rfb && UI.rfb.get_view_only()) { | |
496 | document.getElementById('noVNC_keyboard_button') | |
497 | .classList.add('noVNC_hidden'); | |
498 | document.getElementById('noVNC_toggle_extra_keys_button') | |
499 | .classList.add('noVNC_hidden'); | |
500 | } else { | |
501 | document.getElementById('noVNC_keyboard_button') | |
502 | .classList.remove('noVNC_hidden'); | |
503 | document.getElementById('noVNC_toggle_extra_keys_button') | |
504 | .classList.remove('noVNC_hidden'); | |
505 | } | |
fdedbafb | 506 | |
6d6f0db0 SR |
507 | // State change disables viewport dragging. |
508 | // It is enabled (toggled) by direct click on the button | |
509 | UI.setViewDrag(false); | |
fdedbafb | 510 | |
6d6f0db0 SR |
511 | // State change also closes the password dialog |
512 | document.getElementById('noVNC_password_dlg') | |
513 | .classList.remove('noVNC_open'); | |
eef91bf9 | 514 | |
6d6f0db0 SR |
515 | //Log.Debug("<< updateVisualState"); |
516 | }, | |
29475d77 | 517 | |
6d6f0db0 SR |
518 | showStatus: function(text, status_type, time) { |
519 | var statusElem = document.getElementById('noVNC_status'); | |
8a7ec6ea | 520 | |
6d6f0db0 | 521 | clearTimeout(UI.statusTimeout); |
29475d77 | 522 | |
6d6f0db0 SR |
523 | if (typeof status_type === 'undefined') { |
524 | status_type = 'normal'; | |
525 | } | |
4e471b5b | 526 | |
6d6f0db0 SR |
527 | statusElem.classList.remove("noVNC_status_normal"); |
528 | statusElem.classList.remove("noVNC_status_warn"); | |
529 | statusElem.classList.remove("noVNC_status_error"); | |
530 | ||
531 | switch (status_type) { | |
532 | case 'warning': | |
533 | case 'warn': | |
534 | statusElem.classList.add("noVNC_status_warn"); | |
535 | break; | |
536 | case 'error': | |
537 | statusElem.classList.add("noVNC_status_error"); | |
538 | break; | |
539 | case 'normal': | |
540 | case 'info': | |
541 | default: | |
542 | statusElem.classList.add("noVNC_status_normal"); | |
543 | break; | |
544 | } | |
8d7708c8 | 545 | |
6d6f0db0 SR |
546 | statusElem.textContent = text; |
547 | statusElem.classList.add("noVNC_open"); | |
8d7708c8 | 548 | |
6d6f0db0 SR |
549 | // If no time was specified, show the status for 1.5 seconds |
550 | if (typeof time === 'undefined') { | |
551 | time = 1500; | |
552 | } | |
8d7708c8 | 553 | |
6d6f0db0 SR |
554 | // Error messages do not timeout |
555 | if (status_type !== 'error') { | |
556 | UI.statusTimeout = window.setTimeout(UI.hideStatus, time); | |
557 | } | |
558 | }, | |
559 | ||
560 | hideStatus: function() { | |
561 | clearTimeout(UI.statusTimeout); | |
562 | document.getElementById('noVNC_status').classList.remove("noVNC_open"); | |
563 | }, | |
564 | ||
565 | notification: function (rfb, msg, level, options) { | |
566 | UI.showStatus(msg, level); | |
567 | }, | |
568 | ||
569 | activateControlbar: function(event) { | |
570 | clearTimeout(UI.idleControlbarTimeout); | |
571 | // We manipulate the anchor instead of the actual control | |
572 | // bar in order to avoid creating new a stacking group | |
573 | document.getElementById('noVNC_control_bar_anchor') | |
574 | .classList.remove("noVNC_idle"); | |
575 | UI.idleControlbarTimeout = window.setTimeout(UI.idleControlbar, 2000); | |
576 | }, | |
577 | ||
578 | idleControlbar: function() { | |
579 | document.getElementById('noVNC_control_bar_anchor') | |
580 | .classList.add("noVNC_idle"); | |
581 | }, | |
582 | ||
583 | keepControlbar: function() { | |
584 | clearTimeout(UI.closeControlbarTimeout); | |
585 | }, | |
586 | ||
587 | openControlbar: function() { | |
588 | document.getElementById('noVNC_control_bar') | |
589 | .classList.add("noVNC_open"); | |
590 | }, | |
591 | ||
592 | closeControlbar: function() { | |
593 | UI.closeAllPanels(); | |
594 | document.getElementById('noVNC_control_bar') | |
595 | .classList.remove("noVNC_open"); | |
596 | }, | |
597 | ||
598 | toggleControlbar: function() { | |
599 | if (document.getElementById('noVNC_control_bar') | |
600 | .classList.contains("noVNC_open")) { | |
601 | UI.closeControlbar(); | |
602 | } else { | |
603 | UI.openControlbar(); | |
604 | } | |
605 | }, | |
606 | ||
607 | toggleControlbarSide: function () { | |
608 | // Temporarily disable animation to avoid weird movement | |
609 | var bar = document.getElementById('noVNC_control_bar'); | |
610 | bar.style.transitionDuration = '0s'; | |
611 | bar.addEventListener('transitionend', function () { this.style.transitionDuration = ""; }); | |
612 | ||
613 | var anchor = document.getElementById('noVNC_control_bar_anchor'); | |
614 | if (anchor.classList.contains("noVNC_right")) { | |
615 | WebUtil.writeSetting('controlbar_pos', 'left'); | |
616 | anchor.classList.remove("noVNC_right"); | |
617 | } else { | |
618 | WebUtil.writeSetting('controlbar_pos', 'right'); | |
619 | anchor.classList.add("noVNC_right"); | |
620 | } | |
ca5c74ad | 621 | |
6d6f0db0 SR |
622 | // Consider this a movement of the handle |
623 | UI.controlbarDrag = true; | |
624 | }, | |
4e471b5b | 625 | |
bbc1648c SM |
626 | showControlbarHint: function (show) { |
627 | var hint = document.getElementById('noVNC_control_bar_hint'); | |
628 | if (show) { | |
629 | hint.classList.add("noVNC_active"); | |
630 | } else { | |
631 | hint.classList.remove("noVNC_active"); | |
632 | } | |
633 | }, | |
634 | ||
6d6f0db0 SR |
635 | dragControlbarHandle: function (e) { |
636 | if (!UI.controlbarGrabbed) return; | |
38323d4d | 637 | |
6d6f0db0 | 638 | var ptr = getPointerEvent(e); |
8ee432f1 | 639 | |
6d6f0db0 SR |
640 | var anchor = document.getElementById('noVNC_control_bar_anchor'); |
641 | if (ptr.clientX < (window.innerWidth * 0.1)) { | |
cf348b78 | 642 | if (anchor.classList.contains("noVNC_right")) { |
6d6f0db0 | 643 | UI.toggleControlbarSide(); |
8ee432f1 | 644 | } |
6d6f0db0 SR |
645 | } else if (ptr.clientX > (window.innerWidth * 0.9)) { |
646 | if (!anchor.classList.contains("noVNC_right")) { | |
647 | UI.toggleControlbarSide(); | |
04b399e2 | 648 | } |
6d6f0db0 | 649 | } |
04b399e2 | 650 | |
6d6f0db0 SR |
651 | if (!UI.controlbarDrag) { |
652 | // The goal is to trigger on a certain physical width, the | |
653 | // devicePixelRatio brings us a bit closer but is not optimal. | |
654 | var dragThreshold = 10 * (window.devicePixelRatio || 1); | |
655 | var dragDistance = Math.abs(ptr.clientY - UI.controlbarMouseDownClientY); | |
04b399e2 | 656 | |
6d6f0db0 | 657 | if (dragDistance < dragThreshold) return; |
04b399e2 | 658 | |
6d6f0db0 SR |
659 | UI.controlbarDrag = true; |
660 | } | |
f75e4d3c | 661 | |
6d6f0db0 | 662 | var eventY = ptr.clientY - UI.controlbarMouseDownOffsetY; |
04b399e2 | 663 | |
6d6f0db0 | 664 | UI.moveControlbarHandle(eventY); |
59cd99bc | 665 | |
6d6f0db0 SR |
666 | e.preventDefault(); |
667 | e.stopPropagation(); | |
668 | UI.keepControlbar(); | |
669 | UI.activateControlbar(); | |
670 | }, | |
04b399e2 | 671 | |
6d6f0db0 SR |
672 | // Move the handle but don't allow any position outside the bounds |
673 | moveControlbarHandle: function (viewportRelativeY) { | |
674 | var handle = document.getElementById("noVNC_control_bar_handle"); | |
675 | var handleHeight = handle.getBoundingClientRect().height; | |
676 | var controlbarBounds = document.getElementById("noVNC_control_bar") | |
677 | .getBoundingClientRect(); | |
678 | var margin = 10; | |
04b399e2 | 679 | |
6d6f0db0 SR |
680 | // These heights need to be non-zero for the below logic to work |
681 | if (handleHeight === 0 || controlbarBounds.height === 0) { | |
682 | return; | |
683 | } | |
04b399e2 | 684 | |
6d6f0db0 | 685 | var newY = viewportRelativeY; |
04b399e2 | 686 | |
6d6f0db0 SR |
687 | // Check if the coordinates are outside the control bar |
688 | if (newY < controlbarBounds.top + margin) { | |
689 | // Force coordinates to be below the top of the control bar | |
690 | newY = controlbarBounds.top + margin; | |
04b399e2 | 691 | |
6d6f0db0 SR |
692 | } else if (newY > controlbarBounds.top + |
693 | controlbarBounds.height - handleHeight - margin) { | |
694 | // Force coordinates to be above the bottom of the control bar | |
695 | newY = controlbarBounds.top + | |
696 | controlbarBounds.height - handleHeight - margin; | |
697 | } | |
04b399e2 | 698 | |
6d6f0db0 SR |
699 | // Corner case: control bar too small for stable position |
700 | if (controlbarBounds.height < (handleHeight + margin * 2)) { | |
701 | newY = controlbarBounds.top + | |
702 | (controlbarBounds.height - handleHeight) / 2; | |
703 | } | |
04b399e2 | 704 | |
6d6f0db0 SR |
705 | // The transform needs coordinates that are relative to the parent |
706 | var parentRelativeY = newY - controlbarBounds.top; | |
707 | handle.style.transform = "translateY(" + parentRelativeY + "px)"; | |
708 | }, | |
709 | ||
710 | updateControlbarHandle: function () { | |
711 | // Since the control bar is fixed on the viewport and not the page, | |
712 | // the move function expects coordinates relative the the viewport. | |
713 | var handle = document.getElementById("noVNC_control_bar_handle"); | |
714 | var handleBounds = handle.getBoundingClientRect(); | |
715 | UI.moveControlbarHandle(handleBounds.top); | |
716 | }, | |
717 | ||
718 | controlbarHandleMouseUp: function(e) { | |
719 | if ((e.type == "mouseup") && (e.button != 0)) return; | |
720 | ||
721 | // mouseup and mousedown on the same place toggles the controlbar | |
722 | if (UI.controlbarGrabbed && !UI.controlbarDrag) { | |
723 | UI.toggleControlbar(); | |
04b399e2 SM |
724 | e.preventDefault(); |
725 | e.stopPropagation(); | |
de315d62 PO |
726 | UI.keepControlbar(); |
727 | UI.activateControlbar(); | |
6d6f0db0 SR |
728 | } |
729 | UI.controlbarGrabbed = false; | |
bbc1648c | 730 | UI.showControlbarHint(false); |
6d6f0db0 SR |
731 | }, |
732 | ||
733 | controlbarHandleMouseDown: function(e) { | |
734 | if ((e.type == "mousedown") && (e.button != 0)) return; | |
735 | ||
736 | var ptr = getPointerEvent(e); | |
737 | ||
738 | var handle = document.getElementById("noVNC_control_bar_handle"); | |
739 | var bounds = handle.getBoundingClientRect(); | |
740 | ||
333ad45c SM |
741 | // Touch events have implicit capture |
742 | if (e.type === "mousedown") { | |
743 | setCapture(handle); | |
744 | } | |
745 | ||
6d6f0db0 SR |
746 | UI.controlbarGrabbed = true; |
747 | UI.controlbarDrag = false; | |
748 | ||
bbc1648c SM |
749 | UI.showControlbarHint(true); |
750 | ||
6d6f0db0 SR |
751 | UI.controlbarMouseDownClientY = ptr.clientY; |
752 | UI.controlbarMouseDownOffsetY = ptr.clientY - bounds.top; | |
753 | e.preventDefault(); | |
754 | e.stopPropagation(); | |
755 | UI.keepControlbar(); | |
756 | UI.activateControlbar(); | |
757 | }, | |
758 | ||
759 | toggleExpander: function(e) { | |
760 | if (this.classList.contains("noVNC_open")) { | |
761 | this.classList.remove("noVNC_open"); | |
762 | } else { | |
763 | this.classList.add("noVNC_open"); | |
764 | } | |
765 | }, | |
575f6983 | 766 | |
95dd6001 | 767 | /* ------^------- |
768 | * /VISUAL | |
769 | * ============== | |
770 | * SETTINGS | |
771 | * ------v------*/ | |
772 | ||
6d6f0db0 SR |
773 | // Initial page load read/initialization of settings |
774 | initSetting: function(name, defVal) { | |
775 | // Check Query string followed by cookie | |
776 | var val = WebUtil.getConfigVar(name); | |
777 | if (val === null) { | |
778 | val = WebUtil.readSetting(name, defVal); | |
779 | } | |
780 | UI.updateSetting(name, val); | |
781 | return val; | |
782 | }, | |
bbbf42bb | 783 | |
6d6f0db0 SR |
784 | // Update cookie and form control setting. If value is not set, then |
785 | // updates from control to current cookie setting. | |
786 | updateSetting: function(name, value) { | |
bbbf42bb | 787 | |
6d6f0db0 SR |
788 | // Save the cookie for this session |
789 | if (typeof value !== 'undefined') { | |
790 | WebUtil.writeSetting(name, value); | |
791 | } | |
bbbf42bb | 792 | |
6d6f0db0 SR |
793 | // Update the settings control |
794 | value = UI.getSetting(name); | |
bbbf42bb | 795 | |
6d6f0db0 SR |
796 | var ctrl = document.getElementById('noVNC_setting_' + name); |
797 | if (ctrl.type === 'checkbox') { | |
798 | ctrl.checked = value; | |
bbbf42bb | 799 | |
6d6f0db0 SR |
800 | } else if (typeof ctrl.options !== 'undefined') { |
801 | for (var i = 0; i < ctrl.options.length; i += 1) { | |
802 | if (ctrl.options[i].value === value) { | |
803 | ctrl.selectedIndex = i; | |
804 | break; | |
bbbf42bb | 805 | } |
bbbf42bb | 806 | } |
6d6f0db0 SR |
807 | } else { |
808 | /*Weird IE9 error leads to 'null' appearring | |
809 | in textboxes instead of ''.*/ | |
810 | if (value === null) { | |
811 | value = ""; | |
bbbf42bb | 812 | } |
6d6f0db0 SR |
813 | ctrl.value = value; |
814 | } | |
815 | }, | |
816 | ||
817 | // Save control setting to cookie | |
818 | saveSetting: function(name) { | |
819 | var val, ctrl = document.getElementById('noVNC_setting_' + name); | |
820 | if (ctrl.type === 'checkbox') { | |
821 | val = ctrl.checked; | |
822 | } else if (typeof ctrl.options !== 'undefined') { | |
823 | val = ctrl.options[ctrl.selectedIndex].value; | |
824 | } else { | |
825 | val = ctrl.value; | |
826 | } | |
827 | WebUtil.writeSetting(name, val); | |
828 | //Log.Debug("Setting saved '" + name + "=" + val + "'"); | |
829 | return val; | |
830 | }, | |
831 | ||
832 | // Read form control compatible setting from cookie | |
833 | getSetting: function(name) { | |
834 | var ctrl = document.getElementById('noVNC_setting_' + name); | |
835 | var val = WebUtil.readSetting(name); | |
836 | if (typeof val !== 'undefined' && val !== null && ctrl.type === 'checkbox') { | |
837 | if (val.toString().toLowerCase() in {'0':1, 'no':1, 'false':1}) { | |
838 | val = false; | |
839 | } else { | |
840 | val = true; | |
bbbf42bb | 841 | } |
6d6f0db0 SR |
842 | } |
843 | return val; | |
844 | }, | |
845 | ||
846 | // These helpers compensate for the lack of parent-selectors and | |
847 | // previous-sibling-selectors in CSS which are needed when we want to | |
848 | // disable the labels that belong to disabled input elements. | |
849 | disableSetting: function(name) { | |
850 | var ctrl = document.getElementById('noVNC_setting_' + name); | |
851 | ctrl.disabled = true; | |
852 | ctrl.label.classList.add('noVNC_disabled'); | |
853 | }, | |
854 | ||
855 | enableSetting: function(name) { | |
856 | var ctrl = document.getElementById('noVNC_setting_' + name); | |
857 | ctrl.disabled = false; | |
858 | ctrl.label.classList.remove('noVNC_disabled'); | |
859 | }, | |
24584cca | 860 | |
ed8cbe4e PO |
861 | /* ------^------- |
862 | * /SETTINGS | |
863 | * ============== | |
864 | * PANELS | |
865 | * ------v------*/ | |
866 | ||
6d6f0db0 SR |
867 | closeAllPanels: function() { |
868 | UI.closeSettingsPanel(); | |
869 | UI.closeXvpPanel(); | |
870 | UI.closeClipboardPanel(); | |
871 | UI.closeExtraKeys(); | |
872 | }, | |
ed8cbe4e PO |
873 | |
874 | /* ------^------- | |
875 | * /PANELS | |
876 | * ============== | |
877 | * SETTINGS (panel) | |
878 | * ------v------*/ | |
879 | ||
6d6f0db0 SR |
880 | openSettingsPanel: function() { |
881 | UI.closeAllPanels(); | |
882 | UI.openControlbar(); | |
883 | ||
884 | // Refresh UI elements from saved cookies | |
885 | UI.updateSetting('encrypt'); | |
6d6f0db0 SR |
886 | if (cursorURIsSupported()) { |
887 | UI.updateSetting('cursor'); | |
888 | } else { | |
889 | UI.updateSetting('cursor', !isTouchDevice); | |
890 | UI.disableSetting('cursor'); | |
891 | } | |
a49ade5f | 892 | UI.updateSetting('view_clip'); |
6d6f0db0 SR |
893 | UI.updateSetting('resize'); |
894 | UI.updateSetting('shared'); | |
895 | UI.updateSetting('view_only'); | |
896 | UI.updateSetting('path'); | |
897 | UI.updateSetting('repeaterID'); | |
898 | UI.updateSetting('logging'); | |
899 | UI.updateSetting('reconnect'); | |
900 | UI.updateSetting('reconnect_delay'); | |
901 | ||
902 | document.getElementById('noVNC_settings') | |
903 | .classList.add("noVNC_open"); | |
904 | document.getElementById('noVNC_settings_button') | |
905 | .classList.add("noVNC_selected"); | |
906 | }, | |
907 | ||
908 | closeSettingsPanel: function() { | |
909 | document.getElementById('noVNC_settings') | |
910 | .classList.remove("noVNC_open"); | |
911 | document.getElementById('noVNC_settings_button') | |
912 | .classList.remove("noVNC_selected"); | |
913 | }, | |
914 | ||
915 | toggleSettingsPanel: function() { | |
916 | if (document.getElementById('noVNC_settings') | |
917 | .classList.contains("noVNC_open")) { | |
918 | UI.closeSettingsPanel(); | |
919 | } else { | |
920 | UI.openSettingsPanel(); | |
921 | } | |
922 | }, | |
bbbf42bb | 923 | |
95dd6001 | 924 | /* ------^------- |
925 | * /SETTINGS | |
926 | * ============== | |
927 | * XVP | |
928 | * ------v------*/ | |
929 | ||
6d6f0db0 SR |
930 | openXvpPanel: function() { |
931 | UI.closeAllPanels(); | |
932 | UI.openControlbar(); | |
933 | ||
934 | document.getElementById('noVNC_xvp') | |
935 | .classList.add("noVNC_open"); | |
936 | document.getElementById('noVNC_xvp_button') | |
937 | .classList.add("noVNC_selected"); | |
938 | }, | |
939 | ||
940 | closeXvpPanel: function() { | |
941 | document.getElementById('noVNC_xvp') | |
942 | .classList.remove("noVNC_open"); | |
943 | document.getElementById('noVNC_xvp_button') | |
944 | .classList.remove("noVNC_selected"); | |
945 | }, | |
946 | ||
947 | toggleXvpPanel: function() { | |
948 | if (document.getElementById('noVNC_xvp') | |
949 | .classList.contains("noVNC_open")) { | |
950 | UI.closeXvpPanel(); | |
951 | } else { | |
952 | UI.openXvpPanel(); | |
953 | } | |
954 | }, | |
ed8cbe4e | 955 | |
6d6f0db0 SR |
956 | // Disable/enable XVP button |
957 | updateXvpButton: function(ver) { | |
958 | if (ver >= 1 && !UI.rfb.get_view_only()) { | |
ed8cbe4e | 959 | document.getElementById('noVNC_xvp_button') |
6d6f0db0 SR |
960 | .classList.remove("noVNC_hidden"); |
961 | } else { | |
ed8cbe4e | 962 | document.getElementById('noVNC_xvp_button') |
6d6f0db0 SR |
963 | .classList.add("noVNC_hidden"); |
964 | // Close XVP panel if open | |
965 | UI.closeXvpPanel(); | |
966 | } | |
967 | }, | |
bbbf42bb | 968 | |
95dd6001 | 969 | /* ------^------- |
970 | * /XVP | |
971 | * ============== | |
972 | * CLIPBOARD | |
973 | * ------v------*/ | |
f8b399d7 | 974 | |
6d6f0db0 SR |
975 | openClipboardPanel: function() { |
976 | UI.closeAllPanels(); | |
977 | UI.openControlbar(); | |
978 | ||
979 | document.getElementById('noVNC_clipboard') | |
980 | .classList.add("noVNC_open"); | |
981 | document.getElementById('noVNC_clipboard_button') | |
982 | .classList.add("noVNC_selected"); | |
983 | }, | |
984 | ||
985 | closeClipboardPanel: function() { | |
986 | document.getElementById('noVNC_clipboard') | |
987 | .classList.remove("noVNC_open"); | |
988 | document.getElementById('noVNC_clipboard_button') | |
989 | .classList.remove("noVNC_selected"); | |
990 | }, | |
991 | ||
992 | toggleClipboardPanel: function() { | |
993 | if (document.getElementById('noVNC_clipboard') | |
994 | .classList.contains("noVNC_open")) { | |
995 | UI.closeClipboardPanel(); | |
996 | } else { | |
997 | UI.openClipboardPanel(); | |
998 | } | |
999 | }, | |
1000 | ||
1001 | clipboardReceive: function(rfb, text) { | |
1002 | Log.Debug(">> UI.clipboardReceive: " + text.substr(0,40) + "..."); | |
1003 | document.getElementById('noVNC_clipboard_text').value = text; | |
1004 | Log.Debug("<< UI.clipboardReceive"); | |
1005 | }, | |
1006 | ||
1007 | clipboardClear: function() { | |
1008 | document.getElementById('noVNC_clipboard_text').value = ""; | |
1009 | UI.rfb.clipboardPasteFrom(""); | |
1010 | }, | |
1011 | ||
1012 | clipboardSend: function() { | |
1013 | var text = document.getElementById('noVNC_clipboard_text').value; | |
1014 | Log.Debug(">> UI.clipboardSend: " + text.substr(0,40) + "..."); | |
1015 | UI.rfb.clipboardPasteFrom(text); | |
1016 | Log.Debug("<< UI.clipboardSend"); | |
1017 | }, | |
95dd6001 | 1018 | |
1019 | /* ------^------- | |
1020 | * /CLIPBOARD | |
1021 | * ============== | |
1022 | * CONNECTION | |
1023 | * ------v------*/ | |
1024 | ||
6d6f0db0 SR |
1025 | openConnectPanel: function() { |
1026 | document.getElementById('noVNC_connect_dlg') | |
1027 | .classList.add("noVNC_open"); | |
1028 | }, | |
b3c932c3 | 1029 | |
6d6f0db0 SR |
1030 | closeConnectPanel: function() { |
1031 | document.getElementById('noVNC_connect_dlg') | |
1032 | .classList.remove("noVNC_open"); | |
1033 | }, | |
b3c932c3 | 1034 | |
6d6f0db0 SR |
1035 | connect: function(event, password) { |
1036 | var host = UI.getSetting('host'); | |
1037 | var port = UI.getSetting('port'); | |
1038 | var path = UI.getSetting('path'); | |
c55f05f6 | 1039 | |
6d6f0db0 SR |
1040 | if (typeof password === 'undefined') { |
1041 | password = WebUtil.getConfigVar('password'); | |
1042 | } | |
044d54ed | 1043 | |
6d6f0db0 SR |
1044 | if (password === null) { |
1045 | password = undefined; | |
1046 | } | |
512d3605 | 1047 | |
d593483e PO |
1048 | if (!host) { |
1049 | var msg = _("Must set host"); | |
6d6f0db0 SR |
1050 | Log.Error(msg); |
1051 | UI.showStatus(msg, 'error'); | |
1052 | return; | |
1053 | } | |
53fc7392 | 1054 | |
6d6f0db0 | 1055 | if (!UI.initRFB()) return; |
58ded70d | 1056 | |
6d6f0db0 SR |
1057 | UI.closeAllPanels(); |
1058 | UI.closeConnectPanel(); | |
4102b71c | 1059 | |
6d6f0db0 | 1060 | UI.rfb.set_encrypt(UI.getSetting('encrypt')); |
6d6f0db0 SR |
1061 | UI.rfb.set_shared(UI.getSetting('shared')); |
1062 | UI.rfb.set_repeaterID(UI.getSetting('repeaterID')); | |
53fc7392 | 1063 | |
6d6f0db0 SR |
1064 | UI.updateLocalCursor(); |
1065 | UI.updateViewOnly(); | |
ef1e8bab | 1066 | |
6d6f0db0 SR |
1067 | UI.rfb.connect(host, port, password, path); |
1068 | }, | |
5299db1a | 1069 | |
6d6f0db0 SR |
1070 | disconnect: function() { |
1071 | UI.closeAllPanels(); | |
1072 | UI.rfb.disconnect(); | |
8e0f0088 | 1073 | |
6d6f0db0 SR |
1074 | // Disable automatic reconnecting |
1075 | UI.inhibit_reconnect = true; | |
044d54ed | 1076 | |
6d6f0db0 SR |
1077 | // Restore the callback used for initial resize |
1078 | UI.rfb.set_onFBUComplete(UI.initialResize); | |
f8b399d7 | 1079 | |
6d6f0db0 SR |
1080 | // Don't display the connection settings until we're actually disconnected |
1081 | }, | |
bbbf42bb | 1082 | |
6d6f0db0 SR |
1083 | reconnect: function() { |
1084 | UI.reconnect_callback = null; | |
044d54ed | 1085 | |
6d6f0db0 SR |
1086 | // if reconnect has been disabled in the meantime, do nothing. |
1087 | if (UI.inhibit_reconnect) { | |
1088 | return; | |
1089 | } | |
044d54ed | 1090 | |
6d6f0db0 SR |
1091 | UI.connect(null, UI.reconnect_password); |
1092 | }, | |
044d54ed | 1093 | |
6d6f0db0 SR |
1094 | disconnectFinished: function (rfb, reason) { |
1095 | if (typeof reason !== 'undefined') { | |
1096 | UI.showStatus(reason, 'error'); | |
1097 | } else if (UI.getSetting('reconnect', false) === true && !UI.inhibit_reconnect) { | |
1098 | document.getElementById("noVNC_transition_text").textContent = _("Reconnecting..."); | |
1099 | document.documentElement.classList.add("noVNC_reconnecting"); | |
044d54ed | 1100 | |
6d6f0db0 SR |
1101 | var delay = parseInt(UI.getSetting('reconnect_delay')); |
1102 | UI.reconnect_callback = setTimeout(UI.reconnect, delay); | |
1103 | return; | |
1104 | } | |
044d54ed | 1105 | |
6d6f0db0 SR |
1106 | UI.openControlbar(); |
1107 | UI.openConnectPanel(); | |
1108 | }, | |
044d54ed | 1109 | |
6d6f0db0 SR |
1110 | cancelReconnect: function() { |
1111 | if (UI.reconnect_callback !== null) { | |
1112 | clearTimeout(UI.reconnect_callback); | |
1113 | UI.reconnect_callback = null; | |
1114 | } | |
044d54ed | 1115 | |
6d6f0db0 SR |
1116 | document.documentElement.classList.remove("noVNC_reconnecting"); |
1117 | UI.openControlbar(); | |
1118 | UI.openConnectPanel(); | |
1119 | }, | |
3bb12056 | 1120 | |
7d714b15 SM |
1121 | /* ------^------- |
1122 | * /CONNECTION | |
1123 | * ============== | |
1124 | * PASSWORD | |
1125 | * ------v------*/ | |
1126 | ||
6d6f0db0 | 1127 | passwordRequired: function(rfb, msg) { |
7d714b15 | 1128 | |
6d6f0db0 SR |
1129 | document.getElementById('noVNC_password_dlg') |
1130 | .classList.add('noVNC_open'); | |
7d714b15 | 1131 | |
6d6f0db0 SR |
1132 | setTimeout(function () { |
1133 | document.getElementById('noVNC_password_input').focus(); | |
1134 | }, 100); | |
7d714b15 | 1135 | |
6d6f0db0 SR |
1136 | if (typeof msg === 'undefined') { |
1137 | msg = _("Password is required"); | |
1138 | } | |
1139 | Log.Warn(msg); | |
1140 | UI.showStatus(msg, "warning"); | |
1141 | }, | |
1142 | ||
1143 | setPassword: function(e) { | |
c23665dd SM |
1144 | var inputElem = document.getElementById('noVNC_password_input'); |
1145 | var password = inputElem.value; | |
1146 | // Clear the input after reading the password | |
1147 | inputElem.value = ""; | |
6d6f0db0 SR |
1148 | UI.rfb.sendPassword(password); |
1149 | UI.reconnect_password = password; | |
1150 | document.getElementById('noVNC_password_dlg') | |
1151 | .classList.remove('noVNC_open'); | |
1152 | // Prevent actually submitting the form | |
1153 | e.preventDefault(); | |
1154 | }, | |
58ded70d | 1155 | |
95dd6001 | 1156 | /* ------^------- |
7d714b15 | 1157 | * /PASSWORD |
95dd6001 | 1158 | * ============== |
1159 | * FULLSCREEN | |
1160 | * ------v------*/ | |
1161 | ||
6d6f0db0 SR |
1162 | toggleFullscreen: function() { |
1163 | if (document.fullscreenElement || // alternative standard method | |
1164 | document.mozFullScreenElement || // currently working methods | |
1165 | document.webkitFullscreenElement || | |
1166 | document.msFullscreenElement) { | |
1167 | if (document.exitFullscreen) { | |
1168 | document.exitFullscreen(); | |
1169 | } else if (document.mozCancelFullScreen) { | |
1170 | document.mozCancelFullScreen(); | |
1171 | } else if (document.webkitExitFullscreen) { | |
1172 | document.webkitExitFullscreen(); | |
1173 | } else if (document.msExitFullscreen) { | |
1174 | document.msExitFullscreen(); | |
1175 | } | |
1176 | } else { | |
1177 | if (document.documentElement.requestFullscreen) { | |
1178 | document.documentElement.requestFullscreen(); | |
1179 | } else if (document.documentElement.mozRequestFullScreen) { | |
1180 | document.documentElement.mozRequestFullScreen(); | |
1181 | } else if (document.documentElement.webkitRequestFullscreen) { | |
1182 | document.documentElement.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT); | |
1183 | } else if (document.body.msRequestFullscreen) { | |
1184 | document.body.msRequestFullscreen(); | |
7d1dc09a | 1185 | } |
6d6f0db0 SR |
1186 | } |
1187 | UI.enableDisableViewClip(); | |
1188 | UI.updateFullscreenButton(); | |
1189 | }, | |
1190 | ||
1191 | updateFullscreenButton: function() { | |
1192 | if (document.fullscreenElement || // alternative standard method | |
1193 | document.mozFullScreenElement || // currently working methods | |
1194 | document.webkitFullscreenElement || | |
1195 | document.msFullscreenElement ) { | |
1196 | document.getElementById('noVNC_fullscreen_button') | |
1197 | .classList.add("noVNC_selected"); | |
1198 | } else { | |
1199 | document.getElementById('noVNC_fullscreen_button') | |
1200 | .classList.remove("noVNC_selected"); | |
1201 | } | |
1202 | }, | |
7d1dc09a | 1203 | |
95dd6001 | 1204 | /* ------^------- |
1205 | * /FULLSCREEN | |
1206 | * ============== | |
1207 | * RESIZE | |
1208 | * ------v------*/ | |
777cb7a0 | 1209 | |
6d6f0db0 SR |
1210 | // Apply remote resizing or local scaling |
1211 | applyResizeMode: function() { | |
1212 | if (!UI.rfb) return; | |
58ded70d | 1213 | |
6d6f0db0 | 1214 | var screen = UI.screenSize(); |
777cb7a0 | 1215 | |
6d6f0db0 | 1216 | if (screen && UI.connected && UI.rfb.get_display()) { |
777cb7a0 | 1217 | |
6d6f0db0 SR |
1218 | var display = UI.rfb.get_display(); |
1219 | var resizeMode = UI.getSetting('resize'); | |
1220 | display.set_scale(1); | |
777cb7a0 | 1221 | |
6d6f0db0 SR |
1222 | // Make sure the viewport is adjusted first |
1223 | UI.updateViewClip(); | |
6bfd9dc9 | 1224 | |
6d6f0db0 | 1225 | if (resizeMode === 'remote') { |
777cb7a0 | 1226 | |
6d6f0db0 SR |
1227 | // Request changing the resolution of the remote display to |
1228 | // the size of the local browser viewport. | |
777cb7a0 | 1229 | |
6d6f0db0 SR |
1230 | // In order to not send multiple requests before the browser-resize |
1231 | // is finished we wait 0.5 seconds before sending the request. | |
1232 | clearTimeout(UI.resizeTimeout); | |
1233 | UI.resizeTimeout = setTimeout(function(){ | |
1234 | // Request a remote size covering the viewport | |
1235 | if (UI.rfb.requestDesktopSize(screen.w, screen.h)) { | |
1236 | Log.Debug('Requested new desktop size: ' + | |
1237 | screen.w + 'x' + screen.h); | |
1238 | } | |
1239 | }, 500); | |
777cb7a0 | 1240 | |
d1a1e0e5 PO |
1241 | } else { |
1242 | UI.updateScaling(); | |
777cb7a0 | 1243 | } |
6d6f0db0 SR |
1244 | } |
1245 | }, | |
1246 | ||
d1a1e0e5 PO |
1247 | // Re-calculate local scaling |
1248 | updateScaling: function() { | |
1249 | if (!UI.rfb) return; | |
1250 | ||
1251 | var resizeMode = UI.getSetting('resize'); | |
1252 | if (resizeMode !== 'scale' && resizeMode !== 'downscale') { | |
1253 | return; | |
1254 | } | |
1255 | ||
1256 | var screen = UI.screenSize(); | |
1257 | ||
1258 | if (!screen || !UI.connected || !UI.rfb.get_display()) { | |
1259 | return; | |
1260 | } | |
1261 | ||
1262 | var display = UI.rfb.get_display(); | |
1263 | var downscaleOnly = resizeMode === 'downscale'; | |
1264 | display.autoscale(screen.w, screen.h, downscaleOnly); | |
1265 | UI.fixScrollbars(); | |
1266 | }, | |
1267 | ||
6d6f0db0 SR |
1268 | // Gets the the size of the available viewport in the browser window |
1269 | screenSize: function() { | |
1270 | var screen = document.getElementById('noVNC_screen'); | |
1271 | return {w: screen.offsetWidth, h: screen.offsetHeight}; | |
1272 | }, | |
1273 | ||
1274 | // Normally we only apply the current resize mode after a window resize | |
1275 | // event. This means that when a new connection is opened, there is no | |
1276 | // resize mode active. | |
1277 | // We have to wait until the first FBU because this is where the client | |
1278 | // will find the supported encodings of the server. Some calls later in | |
1279 | // the chain is dependant on knowing the server-capabilities. | |
1280 | initialResize: function(rfb, fbu) { | |
1281 | UI.applyResizeMode(); | |
1282 | // After doing this once, we remove the callback. | |
1283 | UI.rfb.set_onFBUComplete(function() { }); | |
1284 | }, | |
bbbf42bb | 1285 | |
95dd6001 | 1286 | /* ------^------- |
1287 | * /RESIZE | |
1288 | * ============== | |
a49ade5f | 1289 | * VIEW CLIPPING |
95dd6001 | 1290 | * ------v------*/ |
1291 | ||
6d6f0db0 SR |
1292 | // Set and configure viewport clipping |
1293 | setViewClip: function(clip) { | |
a49ade5f | 1294 | UI.updateSetting('view_clip', clip); |
6d6f0db0 SR |
1295 | UI.updateViewClip(); |
1296 | }, | |
1297 | ||
a49ade5f | 1298 | // Update parameters that depend on the viewport clip setting |
6d6f0db0 SR |
1299 | updateViewClip: function() { |
1300 | if (!UI.rfb) return; | |
1301 | ||
1302 | var display = UI.rfb.get_display(); | |
1303 | var cur_clip = display.get_viewport(); | |
a49ade5f | 1304 | var new_clip = UI.getSetting('view_clip'); |
6d6f0db0 SR |
1305 | |
1306 | var resizeSetting = UI.getSetting('resize'); | |
1307 | if (resizeSetting === 'downscale' || resizeSetting === 'scale') { | |
a49ade5f | 1308 | // Disable viewport clipping if we are scaling |
6d6f0db0 SR |
1309 | new_clip = false; |
1310 | } else if (isTouchDevice) { | |
1311 | // Touch devices usually have shit scrollbars | |
1312 | new_clip = true; | |
1313 | } | |
5f38376a | 1314 | |
6d6f0db0 SR |
1315 | if (cur_clip !== new_clip) { |
1316 | display.set_viewport(new_clip); | |
1317 | } | |
8e0f0088 | 1318 | |
6d6f0db0 | 1319 | var size = UI.screenSize(); |
fdedbafb | 1320 | |
6d6f0db0 SR |
1321 | if (new_clip && size) { |
1322 | // When clipping is enabled, the screen is limited to | |
1323 | // the size of the browser window. | |
1324 | display.viewportChangeSize(size.w, size.h); | |
1325 | UI.fixScrollbars(); | |
1326 | } | |
b56772ec | 1327 | |
6d6f0db0 SR |
1328 | // Changing the viewport may change the state of |
1329 | // the dragging button | |
1330 | UI.updateViewDrag(); | |
1331 | }, | |
1332 | ||
a49ade5f | 1333 | // Handle special cases where viewport clipping is forced on/off or locked |
6d6f0db0 SR |
1334 | enableDisableViewClip: function() { |
1335 | var resizeSetting = UI.getSetting('resize'); | |
1336 | // Disable clipping if we are scaling, connected or on touch | |
1337 | if (resizeSetting === 'downscale' || resizeSetting === 'scale' || | |
1338 | isTouchDevice) { | |
a49ade5f | 1339 | UI.disableSetting('view_clip'); |
6d6f0db0 | 1340 | } else { |
a49ade5f | 1341 | UI.enableSetting('view_clip'); |
6d6f0db0 SR |
1342 | } |
1343 | }, | |
30bfff81 | 1344 | |
95dd6001 | 1345 | /* ------^------- |
a49ade5f | 1346 | * /VIEW CLIPPING |
95dd6001 | 1347 | * ============== |
1348 | * VIEWDRAG | |
1349 | * ------v------*/ | |
1350 | ||
6d6f0db0 SR |
1351 | toggleViewDrag: function() { |
1352 | if (!UI.rfb) return; | |
bbbf42bb | 1353 | |
6d6f0db0 SR |
1354 | var drag = UI.rfb.get_viewportDrag(); |
1355 | UI.setViewDrag(!drag); | |
1356 | }, | |
f0d9ab96 | 1357 | |
6d6f0db0 SR |
1358 | // Set the view drag mode which moves the viewport on mouse drags |
1359 | setViewDrag: function(drag) { | |
1360 | if (!UI.rfb) return; | |
f0d9ab96 | 1361 | |
6d6f0db0 | 1362 | UI.rfb.set_viewportDrag(drag); |
f0d9ab96 | 1363 | |
6d6f0db0 SR |
1364 | UI.updateViewDrag(); |
1365 | }, | |
f0d9ab96 | 1366 | |
6d6f0db0 SR |
1367 | updateViewDrag: function() { |
1368 | var clipping = false; | |
bbbf42bb | 1369 | |
6d6f0db0 | 1370 | if (!UI.connected) return; |
6244e383 | 1371 | |
6d6f0db0 SR |
1372 | // Check if viewport drag is possible. It is only possible |
1373 | // if the remote display is clipping the client display. | |
1374 | if (UI.rfb.get_display().get_viewport() && | |
1375 | UI.rfb.get_display().clippingDisplay()) { | |
1376 | clipping = true; | |
1377 | } | |
31ddaa1c | 1378 | |
6d6f0db0 | 1379 | var viewDragButton = document.getElementById('noVNC_view_drag_button'); |
29a0e6a8 | 1380 | |
6d6f0db0 SR |
1381 | if (!clipping && |
1382 | UI.rfb.get_viewportDrag()) { | |
1383 | // The size of the remote display is the same or smaller | |
1384 | // than the client display. Make sure viewport drag isn't | |
1385 | // active when it can't be used. | |
1386 | UI.rfb.set_viewportDrag(false); | |
1387 | } | |
1388 | ||
1389 | if (UI.rfb.get_viewportDrag()) { | |
1390 | viewDragButton.classList.add("noVNC_selected"); | |
1391 | } else { | |
1392 | viewDragButton.classList.remove("noVNC_selected"); | |
1393 | } | |
1394 | ||
1395 | // Different behaviour for touch vs non-touch | |
1396 | // The button is disabled instead of hidden on touch devices | |
1397 | if (isTouchDevice) { | |
1398 | viewDragButton.classList.remove("noVNC_hidden"); | |
6244e383 | 1399 | |
6d6f0db0 SR |
1400 | if (clipping) { |
1401 | viewDragButton.disabled = false; | |
31ddaa1c | 1402 | } else { |
6d6f0db0 | 1403 | viewDragButton.disabled = true; |
6244e383 | 1404 | } |
6d6f0db0 SR |
1405 | } else { |
1406 | viewDragButton.disabled = false; | |
31ddaa1c | 1407 | |
6d6f0db0 | 1408 | if (clipping) { |
6244e383 | 1409 | viewDragButton.classList.remove("noVNC_hidden"); |
6244e383 | 1410 | } else { |
6d6f0db0 | 1411 | viewDragButton.classList.add("noVNC_hidden"); |
f8b399d7 | 1412 | } |
6d6f0db0 SR |
1413 | } |
1414 | }, | |
f8b399d7 | 1415 | |
95dd6001 | 1416 | /* ------^------- |
1417 | * /VIEWDRAG | |
1418 | * ============== | |
1419 | * KEYBOARD | |
1420 | * ------v------*/ | |
fdf21468 | 1421 | |
6d6f0db0 SR |
1422 | showVirtualKeyboard: function() { |
1423 | if (!isTouchDevice) return; | |
4b30f9ce | 1424 | |
6d6f0db0 | 1425 | var input = document.getElementById('noVNC_keyboardinput'); |
4b30f9ce | 1426 | |
6d6f0db0 | 1427 | if (document.activeElement == input) return; |
4b30f9ce | 1428 | |
6d6f0db0 | 1429 | input.focus(); |
4b30f9ce | 1430 | |
6d6f0db0 SR |
1431 | try { |
1432 | var l = input.value.length; | |
1433 | // Move the caret to the end | |
1434 | input.setSelectionRange(l, l); | |
1435 | } catch (err) {} // setSelectionRange is undefined in Google Chrome | |
1436 | }, | |
4b30f9ce | 1437 | |
6d6f0db0 SR |
1438 | hideVirtualKeyboard: function() { |
1439 | if (!isTouchDevice) return; | |
4b30f9ce | 1440 | |
6d6f0db0 | 1441 | var input = document.getElementById('noVNC_keyboardinput'); |
4b30f9ce | 1442 | |
6d6f0db0 | 1443 | if (document.activeElement != input) return; |
4b30f9ce | 1444 | |
6d6f0db0 SR |
1445 | input.blur(); |
1446 | }, | |
4b30f9ce | 1447 | |
6d6f0db0 SR |
1448 | toggleVirtualKeyboard: function () { |
1449 | if (document.getElementById('noVNC_keyboard_button') | |
1450 | .classList.contains("noVNC_selected")) { | |
1451 | UI.hideVirtualKeyboard(); | |
1452 | } else { | |
1453 | UI.showVirtualKeyboard(); | |
1454 | } | |
1455 | }, | |
bbbf42bb | 1456 | |
6d6f0db0 SR |
1457 | onfocusVirtualKeyboard: function(event) { |
1458 | document.getElementById('noVNC_keyboard_button') | |
1459 | .classList.add("noVNC_selected"); | |
1460 | }, | |
fdf21468 | 1461 | |
6d6f0db0 SR |
1462 | onblurVirtualKeyboard: function(event) { |
1463 | document.getElementById('noVNC_keyboard_button') | |
1464 | .classList.remove("noVNC_selected"); | |
1465 | }, | |
ffcadf95 | 1466 | |
6d6f0db0 SR |
1467 | keepVirtualKeyboard: function(event) { |
1468 | var input = document.getElementById('noVNC_keyboardinput'); | |
ffcadf95 | 1469 | |
6d6f0db0 SR |
1470 | // Only prevent focus change if the virtual keyboard is active |
1471 | if (document.activeElement != input) { | |
1472 | return; | |
1473 | } | |
ffcadf95 | 1474 | |
6d6f0db0 SR |
1475 | // Only allow focus to move to other elements that need |
1476 | // focus to function properly | |
1477 | if (event.target.form !== undefined) { | |
1478 | switch (event.target.type) { | |
1479 | case 'text': | |
1480 | case 'email': | |
1481 | case 'search': | |
1482 | case 'password': | |
1483 | case 'tel': | |
1484 | case 'url': | |
1485 | case 'textarea': | |
1486 | case 'select-one': | |
1487 | case 'select-multiple': | |
1488 | return; | |
ffcadf95 | 1489 | } |
6d6f0db0 | 1490 | } |
ffcadf95 | 1491 | |
6d6f0db0 SR |
1492 | event.preventDefault(); |
1493 | }, | |
bbbf42bb | 1494 | |
6d6f0db0 SR |
1495 | keyboardinputReset: function() { |
1496 | var kbi = document.getElementById('noVNC_keyboardinput'); | |
1497 | kbi.value = new Array(UI.defaultKeyboardinputLen).join("_"); | |
1498 | UI.lastKeyboardinput = kbi.value; | |
1499 | }, | |
bbbf42bb | 1500 | |
6d6f0db0 SR |
1501 | // When normal keyboard events are left uncought, use the input events from |
1502 | // the keyboardinput element instead and generate the corresponding key events. | |
1503 | // This code is required since some browsers on Android are inconsistent in | |
1504 | // sending keyCodes in the normal keyboard events when using on screen keyboards. | |
1505 | keyInput: function(event) { | |
3b8ec46f | 1506 | |
6d6f0db0 | 1507 | if (!UI.rfb) return; |
3b8ec46f | 1508 | |
6d6f0db0 | 1509 | var newValue = event.target.value; |
1138bdd4 | 1510 | |
6d6f0db0 SR |
1511 | if (!UI.lastKeyboardinput) { |
1512 | UI.keyboardinputReset(); | |
1513 | } | |
1514 | var oldValue = UI.lastKeyboardinput; | |
bbbf42bb | 1515 | |
6d6f0db0 SR |
1516 | var newLen; |
1517 | try { | |
1518 | // Try to check caret position since whitespace at the end | |
1519 | // will not be considered by value.length in some browsers | |
1520 | newLen = Math.max(event.target.selectionStart, newValue.length); | |
1521 | } catch (err) { | |
1522 | // selectionStart is undefined in Google Chrome | |
1523 | newLen = newValue.length; | |
1524 | } | |
1525 | var oldLen = oldValue.length; | |
1526 | ||
1527 | var backspaces; | |
1528 | var inputs = newLen - oldLen; | |
1529 | if (inputs < 0) { | |
1530 | backspaces = -inputs; | |
1531 | } else { | |
1532 | backspaces = 0; | |
1533 | } | |
8e0f0088 | 1534 | |
6d6f0db0 SR |
1535 | // Compare the old string with the new to account for |
1536 | // text-corrections or other input that modify existing text | |
1537 | var i; | |
1538 | for (i = 0; i < Math.min(oldLen, newLen); i++) { | |
1539 | if (newValue.charAt(i) != oldValue.charAt(i)) { | |
1540 | inputs = newLen - i; | |
1541 | backspaces = oldLen - i; | |
1542 | break; | |
bbbf42bb | 1543 | } |
6d6f0db0 | 1544 | } |
bbbf42bb | 1545 | |
6d6f0db0 SR |
1546 | // Send the key events |
1547 | for (i = 0; i < backspaces; i++) { | |
94f5cf05 | 1548 | UI.rfb.sendKey(KeyTable.XK_BackSpace, "Backspace"); |
6d6f0db0 SR |
1549 | } |
1550 | for (i = newLen - inputs; i < newLen; i++) { | |
524d67f2 | 1551 | UI.rfb.sendKey(keysyms.lookup(newValue.charCodeAt(i))); |
6d6f0db0 | 1552 | } |
bbbf42bb | 1553 | |
6d6f0db0 SR |
1554 | // Control the text content length in the keyboardinput element |
1555 | if (newLen > 2 * UI.defaultKeyboardinputLen) { | |
1556 | UI.keyboardinputReset(); | |
1557 | } else if (newLen < 1) { | |
1558 | // There always have to be some text in the keyboardinput | |
1559 | // element with which backspace can interact. | |
1560 | UI.keyboardinputReset(); | |
1561 | // This sometimes causes the keyboard to disappear for a second | |
1562 | // but it is required for the android keyboard to recognize that | |
1563 | // text has been added to the field | |
1564 | event.target.blur(); | |
1565 | // This has to be ran outside of the input handler in order to work | |
1566 | setTimeout(event.target.focus.bind(event.target), 0); | |
1567 | } else { | |
1568 | UI.lastKeyboardinput = newValue; | |
1569 | } | |
1570 | }, | |
bbbf42bb | 1571 | |
4b30f9ce SM |
1572 | /* ------^------- |
1573 | * /KEYBOARD | |
1574 | * ============== | |
1575 | * EXTRA KEYS | |
1576 | * ------v------*/ | |
1577 | ||
6d6f0db0 SR |
1578 | openExtraKeys: function() { |
1579 | UI.closeAllPanels(); | |
1580 | UI.openControlbar(); | |
1581 | ||
1582 | document.getElementById('noVNC_modifiers') | |
1583 | .classList.add("noVNC_open"); | |
1584 | document.getElementById('noVNC_toggle_extra_keys_button') | |
1585 | .classList.add("noVNC_selected"); | |
1586 | }, | |
1587 | ||
1588 | closeExtraKeys: function() { | |
1589 | document.getElementById('noVNC_modifiers') | |
1590 | .classList.remove("noVNC_open"); | |
1591 | document.getElementById('noVNC_toggle_extra_keys_button') | |
1592 | .classList.remove("noVNC_selected"); | |
1593 | }, | |
1594 | ||
1595 | toggleExtraKeys: function() { | |
1596 | if(document.getElementById('noVNC_modifiers') | |
1597 | .classList.contains("noVNC_open")) { | |
1598 | UI.closeExtraKeys(); | |
1599 | } else { | |
1600 | UI.openExtraKeys(); | |
1601 | } | |
1602 | }, | |
1603 | ||
1604 | sendEsc: function() { | |
94f5cf05 | 1605 | UI.rfb.sendKey(KeyTable.XK_Escape, "Escape"); |
6d6f0db0 SR |
1606 | }, |
1607 | ||
1608 | sendTab: function() { | |
1609 | UI.rfb.sendKey(KeyTable.XK_Tab); | |
1610 | }, | |
1611 | ||
1612 | toggleCtrl: function() { | |
1613 | var btn = document.getElementById('noVNC_toggle_ctrl_button'); | |
1614 | if (btn.classList.contains("noVNC_selected")) { | |
94f5cf05 | 1615 | UI.rfb.sendKey(KeyTable.XK_Control_L, "ControlLeft", false); |
6d6f0db0 SR |
1616 | btn.classList.remove("noVNC_selected"); |
1617 | } else { | |
94f5cf05 | 1618 | UI.rfb.sendKey(KeyTable.XK_Control_L, "ControlLeft", true); |
6d6f0db0 SR |
1619 | btn.classList.add("noVNC_selected"); |
1620 | } | |
1621 | }, | |
1622 | ||
1623 | toggleAlt: function() { | |
1624 | var btn = document.getElementById('noVNC_toggle_alt_button'); | |
1625 | if (btn.classList.contains("noVNC_selected")) { | |
94f5cf05 | 1626 | UI.rfb.sendKey(KeyTable.XK_Alt_L, "AltLeft", false); |
6d6f0db0 SR |
1627 | btn.classList.remove("noVNC_selected"); |
1628 | } else { | |
94f5cf05 | 1629 | UI.rfb.sendKey(KeyTable.XK_Alt_L, "AltLeft", true); |
6d6f0db0 SR |
1630 | btn.classList.add("noVNC_selected"); |
1631 | } | |
1632 | }, | |
bbbf42bb | 1633 | |
6d6f0db0 SR |
1634 | sendCtrlAltDel: function() { |
1635 | UI.rfb.sendCtrlAltDel(); | |
1636 | }, | |
bbbf42bb | 1637 | |
95dd6001 | 1638 | /* ------^------- |
4b30f9ce | 1639 | * /EXTRA KEYS |
95dd6001 | 1640 | * ============== |
1641 | * MISC | |
1642 | * ------v------*/ | |
1643 | ||
6d6f0db0 SR |
1644 | setMouseButton: function(num) { |
1645 | var view_only = UI.rfb.get_view_only(); | |
1646 | if (UI.rfb && !view_only) { | |
1647 | UI.rfb.get_mouse().set_touchButton(num); | |
1648 | } | |
95dd6001 | 1649 | |
6d6f0db0 SR |
1650 | var blist = [0, 1,2,4]; |
1651 | for (var b = 0; b < blist.length; b++) { | |
1652 | var button = document.getElementById('noVNC_mouse_button' + | |
1653 | blist[b]); | |
1654 | if (blist[b] === num && !view_only) { | |
1655 | button.classList.remove("noVNC_hidden"); | |
1656 | } else { | |
1657 | button.classList.add("noVNC_hidden"); | |
ceb847b0 | 1658 | } |
6d6f0db0 SR |
1659 | } |
1660 | }, | |
ef1e8bab | 1661 | |
6d6f0db0 SR |
1662 | displayBlur: function() { |
1663 | if (UI.rfb && !UI.rfb.get_view_only()) { | |
1664 | UI.rfb.get_keyboard().set_focused(false); | |
1665 | UI.rfb.get_mouse().set_focused(false); | |
1666 | } | |
1667 | }, | |
aa905475 | 1668 | |
6d6f0db0 SR |
1669 | displayFocus: function() { |
1670 | if (UI.rfb && !UI.rfb.get_view_only()) { | |
1671 | UI.rfb.get_keyboard().set_focused(true); | |
1672 | UI.rfb.get_mouse().set_focused(true); | |
1673 | } | |
1674 | }, | |
1675 | ||
1676 | updateLocalCursor: function() { | |
e6a8eb15 | 1677 | if (!UI.rfb) return; |
6d6f0db0 SR |
1678 | UI.rfb.set_local_cursor(UI.getSetting('cursor')); |
1679 | }, | |
1680 | ||
1681 | updateViewOnly: function() { | |
e6a8eb15 | 1682 | if (!UI.rfb) return; |
6d6f0db0 SR |
1683 | UI.rfb.set_view_only(UI.getSetting('view_only')); |
1684 | }, | |
1685 | ||
1686 | updateLogging: function() { | |
1687 | WebUtil.init_logging(UI.getSetting('logging')); | |
1688 | }, | |
1689 | ||
1690 | updateSessionSize: function(rfb, width, height) { | |
1691 | UI.updateViewClip(); | |
d1a1e0e5 | 1692 | UI.updateScaling(); |
6d6f0db0 SR |
1693 | UI.fixScrollbars(); |
1694 | }, | |
1695 | ||
1696 | fixScrollbars: function() { | |
1697 | // This is a hack because Chrome screws up the calculation | |
1698 | // for when scrollbars are needed. So to fix it we temporarily | |
1699 | // toggle them off and on. | |
1700 | var screen = document.getElementById('noVNC_screen'); | |
1701 | screen.style.overflow = 'hidden'; | |
1702 | // Force Chrome to recalculate the layout by asking for | |
1703 | // an element's dimensions | |
1704 | screen.getBoundingClientRect(); | |
41c958d4 | 1705 | screen.style.overflow = ""; |
6d6f0db0 SR |
1706 | }, |
1707 | ||
1708 | updateDesktopName: function(rfb, name) { | |
1709 | UI.desktopName = name; | |
1710 | // Display the desktop name in the document title | |
1711 | document.title = name + " - noVNC"; | |
1712 | }, | |
1713 | ||
1714 | bell: function(rfb) { | |
1715 | if (WebUtil.getConfigVar('bell', 'on') === 'on') { | |
d4fc89d8 SM |
1716 | document.getElementById('noVNC_bell').play() |
1717 | .catch(function(e) { | |
1718 | if (e.name === "NotAllowedError") { | |
1719 | // Ignore when the browser doesn't let us play audio. | |
1720 | // It is common that the browsers require audio to be | |
1721 | // initiated from a user action. | |
1722 | } else { | |
1723 | Log.Error("Unable to play bell: " + e); | |
1724 | } | |
1725 | }); | |
6d6f0db0 SR |
1726 | } |
1727 | }, | |
63bf2ba5 | 1728 | |
6d6f0db0 SR |
1729 | //Helper to add options to dropdown. |
1730 | addOption: function(selectbox, text, value) { | |
1731 | var optn = document.createElement("OPTION"); | |
1732 | optn.text = text; | |
1733 | optn.value = value; | |
1734 | selectbox.options.add(optn); | |
1735 | }, | |
bbbf42bb | 1736 | |
95dd6001 | 1737 | /* ------^------- |
1738 | * /MISC | |
1739 | * ============== | |
1740 | */ | |
6d6f0db0 SR |
1741 | }; |
1742 | ||
1743 | // Set up translations | |
1744 | var LINGUAS = ["de", "el", "nl", "sv"]; | |
1745 | l10n.setup(LINGUAS); | |
1746 | if (l10n.language !== "en" && l10n.dictionary === undefined) { | |
1747 | WebUtil.fetchJSON('app/locale/' + l10n.language + '.json', function (translations) { | |
1748 | l10n.dictionary = translations; | |
1749 | ||
1750 | // wait for translations to load before loading the UI | |
1751 | UI.prime(); | |
1752 | }, function (err) { | |
adfc9d3f | 1753 | throw err; |
6d6f0db0 SR |
1754 | }); |
1755 | } else { | |
1756 | UI.prime(); | |
1757 | } | |
1758 | ||
3ae0bb09 | 1759 | export default UI; |