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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 |
1d728ace | 5 | * Licensed under MPL 2.0 (see LICENSE.txt) |
15046f00 JM |
6 | * |
7 | * See README.md for usage and integration instructions. | |
8 | */ | |
43cf7bd8 | 9 | |
bbbf42bb | 10 | /* jslint white: false, browser: true */ |
ae510306 SR |
11 | /* global window, document.getElementById, Util, WebUtil, RFB, Display */ |
12 | ||
13 | /* [module] | |
14 | * import Util from "../core/util"; | |
bd5340c7 | 15 | * import KeyTable from "../core/input/keysym"; |
ae510306 SR |
16 | * import RFB from "../core/rfb"; |
17 | * import Display from "../core/display"; | |
18 | * import WebUtil from "./webutil"; | |
19 | */ | |
bbbf42bb SR |
20 | |
21 | var UI; | |
22 | ||
23 | (function () { | |
24 | "use strict"; | |
25 | ||
ae510306 | 26 | /* [begin skip-as-module] */ |
bbbf42bb | 27 | // Load supporting scripts |
72bdd06e | 28 | WebUtil.load_scripts( |
bd5340c7 SR |
29 | {'core': ["base64.js", "websock.js", "des.js", "input/keysymdef.js", |
30 | "input/xtscancodes.js", "input/util.js", "input/devices.js", | |
31 | "display.js", "inflator.js", "rfb.js", "input/keysym.js"]}); | |
ae510306 | 32 | |
bbbf42bb | 33 | window.onscriptsload = function () { UI.load(); }; |
ae510306 | 34 | /* [end skip-as-module] */ |
bbbf42bb | 35 | |
bd6874e0 | 36 | UI = { |
bbbf42bb | 37 | |
045d9224 | 38 | rfb_state: 'loaded', |
529c64e1 | 39 | |
045d9224 | 40 | resizeTimeout: null, |
529c64e1 | 41 | popupStatusTimeout: null, |
42 | hideKeyboardTimeout: null, | |
43 | ||
045d9224 | 44 | settingsOpen: false, |
45 | connSettingsOpen: false, | |
bbbf42bb SR |
46 | clipboardOpen: false, |
47 | keyboardVisible: false, | |
9d16e512 | 48 | extraKeysVisible: false, |
529c64e1 | 49 | |
bbbf42bb | 50 | isTouchDevice: false, |
f620259b | 51 | isSafari: false, |
a6357e82 | 52 | rememberedClipSetting: null, |
529c64e1 | 53 | lastKeyboardinput: null, |
54 | defaultKeyboardinputLen: 100, | |
55 | ||
e961641f SM |
56 | ctrlOn: false, |
57 | altOn: false, | |
bbbf42bb SR |
58 | |
59 | // Setup rfb object, load settings from browser storage, then call | |
60 | // UI.init to setup the UI/menus | |
0bd2cbac | 61 | load: function(callback) { |
bbbf42bb SR |
62 | WebUtil.initSettings(UI.start, callback); |
63 | }, | |
64 | ||
65 | // Render default UI and initialize settings menu | |
66 | start: function(callback) { | |
67 | UI.isTouchDevice = 'ontouchstart' in document.documentElement; | |
68 | ||
69 | // Stylesheet selection dropdown | |
70 | var sheet = WebUtil.selectStylesheet(); | |
71 | var sheets = WebUtil.getStylesheets(); | |
72 | var i; | |
73 | for (i = 0; i < sheets.length; i += 1) { | |
ae510306 | 74 | UI.addOption(document.getElementById('noVNC_setting_stylesheet'),sheets[i].title, sheets[i].title); |
bbbf42bb SR |
75 | } |
76 | ||
77 | // Logging selection dropdown | |
78 | var llevels = ['error', 'warn', 'info', 'debug']; | |
79 | for (i = 0; i < llevels.length; i += 1) { | |
ae510306 | 80 | UI.addOption(document.getElementById('noVNC_setting_logging'),llevels[i], llevels[i]); |
bbbf42bb SR |
81 | } |
82 | ||
83 | // Settings with immediate effects | |
84 | UI.initSetting('logging', 'warn'); | |
85 | WebUtil.init_logging(UI.getSetting('logging')); | |
86 | ||
87 | UI.initSetting('stylesheet', 'default'); | |
88 | WebUtil.selectStylesheet(null); | |
89 | // call twice to get around webkit bug | |
90 | WebUtil.selectStylesheet(UI.getSetting('stylesheet')); | |
91 | ||
92 | // if port == 80 (or 443) then it won't be present and should be | |
93 | // set manually | |
94 | var port = window.location.port; | |
95 | if (!port) { | |
96 | if (window.location.protocol.substring(0,5) == 'https') { | |
97 | port = 443; | |
98 | } | |
99 | else if (window.location.protocol.substring(0,4) == 'http') { | |
100 | port = 80; | |
101 | } | |
102 | } | |
103 | ||
104 | /* Populate the controls if defaults are provided in the URL */ | |
105 | UI.initSetting('host', window.location.hostname); | |
106 | UI.initSetting('port', port); | |
107 | UI.initSetting('password', ''); | |
108 | UI.initSetting('encrypt', (window.location.protocol === "https:")); | |
109 | UI.initSetting('true_color', true); | |
110 | UI.initSetting('cursor', !UI.isTouchDevice); | |
8b46c0de | 111 | UI.initSetting('resize', 'off'); |
bbbf42bb SR |
112 | UI.initSetting('shared', true); |
113 | UI.initSetting('view_only', false); | |
114 | UI.initSetting('path', 'websockify'); | |
115 | UI.initSetting('repeaterID', ''); | |
c55f05f6 | 116 | UI.initSetting('token', ''); |
bbbf42bb | 117 | |
494b407a | 118 | var autoconnect = WebUtil.getConfigVar('autoconnect', false); |
bbbf42bb SR |
119 | if (autoconnect === 'true' || autoconnect == '1') { |
120 | autoconnect = true; | |
121 | UI.connect(); | |
122 | } else { | |
123 | autoconnect = false; | |
124 | } | |
125 | ||
126 | UI.updateVisualState(); | |
127 | ||
ae510306 | 128 | document.getElementById('noVNC_setting_host').focus(); |
fdedbafb | 129 | |
bbbf42bb SR |
130 | // Show mouse selector buttons on touch screen devices |
131 | if (UI.isTouchDevice) { | |
132 | // Show mobile buttons | |
ae510306 | 133 | document.getElementById('noVNC_mobile_buttons').style.display = "inline"; |
bbbf42bb SR |
134 | UI.setMouseButton(); |
135 | // Remove the address bar | |
136 | setTimeout(function() { window.scrollTo(0, 1); }, 100); | |
137 | UI.forceSetting('clip', true); | |
bbbf42bb SR |
138 | } else { |
139 | UI.initSetting('clip', false); | |
140 | } | |
141 | ||
bbbf42bb | 142 | UI.setViewClip(); |
fdedbafb | 143 | UI.setBarPosition(); |
f8b399d7 | 144 | |
b4ef49ea | 145 | window.addEventListener('resize', function () { |
777cb7a0 | 146 | UI.applyResizeMode(); |
f8b399d7 | 147 | UI.setViewClip(); |
31ddaa1c | 148 | UI.updateViewDrag(); |
fdedbafb | 149 | UI.setBarPosition(); |
f8b399d7 | 150 | } ); |
bbbf42bb | 151 | |
f620259b | 152 | UI.isSafari = (navigator.userAgent.indexOf('Safari') != -1 && |
153 | navigator.userAgent.indexOf('Chrome') == -1); | |
a6357e82 | 154 | |
155 | // Only show the button if fullscreen is properly supported | |
156 | // * Safari doesn't support alphanumerical input while in fullscreen | |
f620259b | 157 | if (!UI.isSafari && |
a6357e82 | 158 | (document.documentElement.requestFullscreen || |
159 | document.documentElement.mozRequestFullScreen || | |
160 | document.documentElement.webkitRequestFullscreen || | |
161 | document.body.msRequestFullscreen)) { | |
ae510306 | 162 | document.getElementById('noVNC_fullscreen_button').style.display = "inline"; |
b4ef49ea SR |
163 | window.addEventListener('fullscreenchange', UI.updateFullscreenButton); |
164 | window.addEventListener('mozfullscreenchange', UI.updateFullscreenButton); | |
165 | window.addEventListener('webkitfullscreenchange', UI.updateFullscreenButton); | |
166 | window.addEventListener('msfullscreenchange', UI.updateFullscreenButton); | |
7d1dc09a | 167 | } |
168 | ||
b4ef49ea | 169 | window.addEventListener('load', UI.keyboardinputReset); |
5b7598ac | 170 | |
b9efece4 SM |
171 | // While connected we want to display a confirmation dialogue |
172 | // if the user tries to leave the page | |
b4ef49ea | 173 | window.addEventListener('beforeunload', function (e) { |
58ded70d | 174 | if (UI.rfb && UI.rfb_state === 'normal') { |
b9efece4 SM |
175 | var msg = "You are currently connected."; |
176 | e.returnValue = msg; | |
177 | return msg; | |
da17d036 | 178 | } else { |
b9efece4 | 179 | return void 0; // To prevent the dialogue when disconnected |
bbbf42bb | 180 | } |
b9efece4 | 181 | }); |
bbbf42bb SR |
182 | |
183 | // Show description by default when hosted at for kanaka.github.com | |
184 | if (location.host === "kanaka.github.io") { | |
185 | // Open the description dialog | |
ae510306 | 186 | document.getElementById('noVNC_description').style.display = "block"; |
bbbf42bb SR |
187 | } else { |
188 | // Show the connect panel on first load unless autoconnecting | |
189 | if (autoconnect === UI.connSettingsOpen) { | |
190 | UI.toggleConnectPanel(); | |
191 | } | |
192 | } | |
193 | ||
194 | // Add mouse event click/focus/blur event handlers to the UI | |
195 | UI.addMouseHandlers(); | |
196 | ||
197 | if (typeof callback === "function") { | |
198 | callback(UI.rfb); | |
199 | } | |
200 | }, | |
201 | ||
0bd2cbac | 202 | initRFB: function() { |
d9fc1c7b | 203 | try { |
ae510306 | 204 | UI.rfb = new RFB({'target': document.getElementById('noVNC_canvas'), |
d9fc1c7b | 205 | 'onUpdateState': UI.updateState, |
9e45354e | 206 | 'onXvpInit': UI.updateXvpButton, |
4d26f58e | 207 | 'onClipboard': UI.clipboardReceive, |
777cb7a0 | 208 | 'onFBUComplete': UI.initialResize, |
31ddaa1c | 209 | 'onFBResize': UI.updateViewDrag, |
d9fc1c7b SR |
210 | 'onDesktopName': UI.updateDocumentTitle}); |
211 | return true; | |
212 | } catch (exc) { | |
213 | UI.updateState(null, 'fatal', null, 'Unable to create RFB client -- ' + exc); | |
214 | return false; | |
215 | } | |
e543525f SR |
216 | }, |
217 | ||
bbbf42bb SR |
218 | addMouseHandlers: function() { |
219 | // Setup interface handlers that can't be inline | |
ae510306 SR |
220 | document.getElementById("noVNC_view_drag_button").onclick = UI.toggleViewDrag; |
221 | document.getElementById("noVNC_mouse_button0").onclick = function () { UI.setMouseButton(1); }; | |
222 | document.getElementById("noVNC_mouse_button1").onclick = function () { UI.setMouseButton(2); }; | |
223 | document.getElementById("noVNC_mouse_button2").onclick = function () { UI.setMouseButton(4); }; | |
224 | document.getElementById("noVNC_mouse_button4").onclick = function () { UI.setMouseButton(0); }; | |
225 | document.getElementById("noVNC_keyboard_button").onclick = UI.showKeyboard; | |
226 | ||
227 | document.getElementById("noVNC_keyboardinput").oninput = UI.keyInput; | |
228 | document.getElementById("noVNC_keyboardinput").onblur = UI.hideKeyboard; | |
229 | document.getElementById("noVNC_keyboardinput").onsubmit = function () { return false; }; | |
230 | ||
231 | document.getElementById("noVNC_toggleExtraKeys_button").onclick = UI.toggleExtraKeys; | |
232 | document.getElementById("noVNC_toggleCtrl_button").onclick = UI.toggleCtrl; | |
233 | document.getElementById("noVNC_toggleAlt_button").onclick = UI.toggleAlt; | |
234 | document.getElementById("noVNC_sendTab_button").onclick = UI.sendTab; | |
235 | document.getElementById("noVNC_sendEsc_button").onclick = UI.sendEsc; | |
236 | ||
237 | document.getElementById("noVNC_sendCtrlAltDel_button").onclick = UI.sendCtrlAltDel; | |
238 | document.getElementById("noVNC_xvpShutdown_button").onclick = function() { UI.rfb.xvpShutdown(); }, | |
239 | document.getElementById("noVNC_xvpReboot_button").onclick = function() { UI.rfb.xvpReboot(); }, | |
240 | document.getElementById("noVNC_xvpReset_button").onclick = function() { UI.rfb.xvpReset(); }, | |
241 | document.getElementById("noVNC_status").onclick = UI.popupStatus; | |
242 | document.getElementById("noVNC_popup_status").onclick = UI.closePopup; | |
243 | document.getElementById("noVNC_toggleXvp_button").onclick = UI.toggleXvpPanel; | |
244 | document.getElementById("noVNC_clipboard_button").onclick = UI.toggleClipboardPanel; | |
245 | document.getElementById("noVNC_fullscreen_button").onclick = UI.toggleFullscreen; | |
246 | document.getElementById("noVNC_settings_button").onclick = UI.toggleSettingsPanel; | |
247 | document.getElementById("noVNC_connectPanel_button").onclick = UI.toggleConnectPanel; | |
248 | document.getElementById("noVNC_disconnect_button").onclick = UI.disconnect; | |
249 | document.getElementById("noVNC_description_button").onclick = UI.toggleConnectPanel; | |
250 | ||
251 | document.getElementById("noVNC_clipboard_text").onfocus = UI.displayBlur; | |
252 | document.getElementById("noVNC_clipboard_text").onblur = UI.displayFocus; | |
253 | document.getElementById("noVNC_clipboard_text").onchange = UI.clipboardSend; | |
254 | document.getElementById("noVNC_clipboard_clear_button").onclick = UI.clipboardClear; | |
255 | ||
256 | document.getElementById("noVNC_settings_menu").onmouseover = UI.displayBlur; | |
257 | document.getElementById("noVNC_settings_menu").onmouseover = UI.displayFocus; | |
258 | document.getElementById("noVNC_settings_apply").onclick = UI.settingsApply; | |
259 | ||
260 | document.getElementById("noVNC_connect_button").onclick = UI.connect; | |
261 | ||
262 | document.getElementById("noVNC_setting_resize").onchange = UI.enableDisableViewClip; | |
bbbf42bb SR |
263 | }, |
264 | ||
95dd6001 | 265 | /* ------^------- |
266 | * /INIT | |
267 | * ============== | |
268 | * VISUAL | |
269 | * ------v------*/ | |
58ded70d | 270 | |
29475d77 | 271 | updateState: function(rfb, state, oldstate, msg) { |
272 | UI.rfb_state = state; | |
273 | var klass; | |
274 | switch (state) { | |
275 | case 'failed': | |
276 | case 'fatal': | |
277 | klass = "noVNC_status_error"; | |
278 | break; | |
279 | case 'normal': | |
280 | klass = "noVNC_status_normal"; | |
281 | break; | |
282 | case 'disconnected': | |
ae510306 SR |
283 | document.getElementById('noVNC_logo').style.display = "block"; |
284 | document.getElementById('noVNC_screen').style.display = "none"; | |
29475d77 | 285 | /* falls through */ |
286 | case 'loaded': | |
287 | klass = "noVNC_status_normal"; | |
288 | break; | |
289 | case 'password': | |
290 | UI.toggleConnectPanel(); | |
fdedbafb | 291 | |
ae510306 SR |
292 | document.getElementById('noVNC_connect_button').value = "Send Password"; |
293 | document.getElementById('noVNC_connect_button').onclick = UI.setPassword; | |
294 | document.getElementById('noVNC_setting_password').focus(); | |
fdedbafb | 295 | |
29475d77 | 296 | klass = "noVNC_status_warn"; |
297 | break; | |
298 | default: | |
299 | klass = "noVNC_status_warn"; | |
300 | break; | |
301 | } | |
fdedbafb | 302 | |
29475d77 | 303 | if (typeof(msg) !== 'undefined') { |
ae510306 SR |
304 | document.getElementById('noVNC_control_bar').setAttribute("class", klass); |
305 | document.getElementById('noVNC_status').innerHTML = msg; | |
fdedbafb | 306 | } |
29475d77 | 307 | |
308 | UI.updateVisualState(); | |
fdedbafb | 309 | }, |
310 | ||
29475d77 | 311 | // Disable/enable controls depending on connection state |
312 | updateVisualState: function() { | |
313 | var connected = UI.rfb && UI.rfb_state === 'normal'; | |
fdedbafb | 314 | |
29475d77 | 315 | //Util.Debug(">> updateVisualState"); |
ae510306 SR |
316 | document.getElementById('noVNC_setting_encrypt').disabled = connected; |
317 | document.getElementById('noVNC_setting_true_color').disabled = connected; | |
29475d77 | 318 | if (Util.browserSupportsCursorURIs()) { |
ae510306 | 319 | document.getElementById('noVNC_setting_cursor').disabled = connected; |
29475d77 | 320 | } else { |
321 | UI.updateSetting('cursor', !UI.isTouchDevice); | |
ae510306 | 322 | document.getElementById('noVNC_setting_cursor').disabled = true; |
29475d77 | 323 | } |
fdedbafb | 324 | |
29475d77 | 325 | UI.enableDisableViewClip(); |
ae510306 SR |
326 | document.getElementById('noVNC_setting_resize').disabled = connected; |
327 | document.getElementById('noVNC_setting_shared').disabled = connected; | |
328 | document.getElementById('noVNC_setting_view_only').disabled = connected; | |
329 | document.getElementById('noVNC_setting_path').disabled = connected; | |
330 | document.getElementById('noVNC_setting_repeaterID').disabled = connected; | |
fdedbafb | 331 | |
29475d77 | 332 | if (connected) { |
333 | UI.setViewClip(); | |
334 | UI.setMouseButton(1); | |
ae510306 SR |
335 | document.getElementById('noVNC_clipboard_button').style.display = "inline"; |
336 | document.getElementById('noVNC_keyboard_button').style.display = "inline"; | |
337 | document.getElementById('noVNC_extra_keys').style.display = ""; | |
338 | document.getElementById('noVNC_sendCtrlAltDel_button').style.display = "inline"; | |
29475d77 | 339 | } else { |
340 | UI.setMouseButton(); | |
ae510306 SR |
341 | document.getElementById('noVNC_clipboard_button').style.display = "none"; |
342 | document.getElementById('noVNC_keyboard_button').style.display = "none"; | |
343 | document.getElementById('noVNC_extra_keys').style.display = "none"; | |
344 | document.getElementById('noVNC_sendCtrlAltDel_button').style.display = "none"; | |
9e45354e | 345 | UI.updateXvpButton(0); |
29475d77 | 346 | } |
fdedbafb | 347 | |
29475d77 | 348 | // State change disables viewport dragging. |
349 | // It is enabled (toggled) by direct click on the button | |
350 | UI.updateViewDrag(false); | |
351 | ||
352 | switch (UI.rfb_state) { | |
353 | case 'fatal': | |
354 | case 'failed': | |
355 | case 'disconnected': | |
ae510306 SR |
356 | document.getElementById('noVNC_connectPanel_button').style.display = ""; |
357 | document.getElementById('noVNC_disconnect_button').style.display = "none"; | |
29475d77 | 358 | UI.connSettingsOpen = false; |
359 | UI.toggleConnectPanel(); | |
360 | break; | |
361 | case 'loaded': | |
ae510306 SR |
362 | document.getElementById('noVNC_connectPanel_button').style.display = ""; |
363 | document.getElementById('noVNC_disconnect_button').style.display = "none"; | |
29475d77 | 364 | break; |
365 | default: | |
ae510306 SR |
366 | document.getElementById('noVNC_connectPanel_button').style.display = "none"; |
367 | document.getElementById('noVNC_disconnect_button').style.display = ""; | |
29475d77 | 368 | break; |
369 | } | |
370 | ||
371 | //Util.Debug("<< updateVisualState"); | |
372 | }, | |
373 | ||
4e471b5b | 374 | popupStatus: function(text) { |
ae510306 | 375 | var psp = document.getElementById('noVNC_popup_status'); |
4e471b5b | 376 | |
377 | clearTimeout(UI.popupStatusTimeout); | |
378 | ||
379 | if (typeof text === 'string') { | |
380 | psp.innerHTML = text; | |
fdedbafb | 381 | } else { |
ae510306 | 382 | psp.innerHTML = document.getElementById('noVNC_status').innerHTML; |
fdedbafb | 383 | } |
4e471b5b | 384 | psp.style.display = "block"; |
385 | psp.style.left = window.innerWidth/2 - | |
386 | parseInt(window.getComputedStyle(psp).width)/2 -30 + "px"; | |
387 | ||
388 | // Show the popup for a maximum of 1.5 seconds | |
67685d07 | 389 | UI.popupStatusTimeout = setTimeout(UI.closePopup, 1500); |
fdedbafb | 390 | }, |
391 | ||
4e471b5b | 392 | closePopup: function() { |
393 | clearTimeout(UI.popupStatusTimeout); | |
ae510306 | 394 | document.getElementById('noVNC_popup_status').style.display = "none"; |
4e471b5b | 395 | }, |
396 | ||
95dd6001 | 397 | /* ------^------- |
398 | * /VISUAL | |
399 | * ============== | |
400 | * SETTINGS | |
401 | * ------v------*/ | |
402 | ||
45c70c9e | 403 | // Initial page load read/initialization of settings |
404 | initSetting: function(name, defVal) { | |
405 | // Check Query string followed by cookie | |
406 | var val = WebUtil.getConfigVar(name); | |
407 | if (val === null) { | |
408 | val = WebUtil.readSetting(name, defVal); | |
bbbf42bb | 409 | } |
45c70c9e | 410 | UI.updateSetting(name, val); |
bbbf42bb SR |
411 | return val; |
412 | }, | |
413 | ||
414 | // Update cookie and form control setting. If value is not set, then | |
415 | // updates from control to current cookie setting. | |
416 | updateSetting: function(name, value) { | |
417 | ||
418 | // Save the cookie for this session | |
419 | if (typeof value !== 'undefined') { | |
420 | WebUtil.writeSetting(name, value); | |
421 | } | |
422 | ||
423 | // Update the settings control | |
424 | value = UI.getSetting(name); | |
425 | ||
ae510306 | 426 | var ctrl = document.getElementById('noVNC_setting_' + name); |
bbbf42bb SR |
427 | if (ctrl.type === 'checkbox') { |
428 | ctrl.checked = value; | |
429 | ||
430 | } else if (typeof ctrl.options !== 'undefined') { | |
431 | for (var i = 0; i < ctrl.options.length; i += 1) { | |
432 | if (ctrl.options[i].value === value) { | |
433 | ctrl.selectedIndex = i; | |
434 | break; | |
435 | } | |
436 | } | |
437 | } else { | |
438 | /*Weird IE9 error leads to 'null' appearring | |
439 | in textboxes instead of ''.*/ | |
440 | if (value === null) { | |
441 | value = ""; | |
442 | } | |
443 | ctrl.value = value; | |
444 | } | |
445 | }, | |
446 | ||
447 | // Save control setting to cookie | |
448 | saveSetting: function(name) { | |
ae510306 | 449 | var val, ctrl = document.getElementById('noVNC_setting_' + name); |
bbbf42bb SR |
450 | if (ctrl.type === 'checkbox') { |
451 | val = ctrl.checked; | |
452 | } else if (typeof ctrl.options !== 'undefined') { | |
453 | val = ctrl.options[ctrl.selectedIndex].value; | |
454 | } else { | |
455 | val = ctrl.value; | |
456 | } | |
457 | WebUtil.writeSetting(name, val); | |
458 | //Util.Debug("Setting saved '" + name + "=" + val + "'"); | |
459 | return val; | |
460 | }, | |
461 | ||
bbbf42bb SR |
462 | // Force a setting to be a certain value |
463 | forceSetting: function(name, val) { | |
464 | UI.updateSetting(name, val); | |
465 | return val; | |
466 | }, | |
467 | ||
45c70c9e | 468 | // Read form control compatible setting from cookie |
469 | getSetting: function(name) { | |
ae510306 | 470 | var ctrl = document.getElementById('noVNC_setting_' + name); |
45c70c9e | 471 | var val = WebUtil.readSetting(name); |
472 | if (typeof val !== 'undefined' && val !== null && ctrl.type === 'checkbox') { | |
473 | if (val.toString().toLowerCase() in {'0':1, 'no':1, 'false':1}) { | |
474 | val = false; | |
4f19e5c6 | 475 | } else { |
45c70c9e | 476 | val = true; |
4f19e5c6 | 477 | } |
bbbf42bb | 478 | } |
bbbf42bb | 479 | return val; |
bbbf42bb SR |
480 | }, |
481 | ||
95dd6001 | 482 | // Save/apply settings when 'Apply' button is pressed |
483 | settingsApply: function() { | |
484 | //Util.Debug(">> settingsApply"); | |
485 | UI.saveSetting('encrypt'); | |
486 | UI.saveSetting('true_color'); | |
487 | if (Util.browserSupportsCursorURIs()) { | |
488 | UI.saveSetting('cursor'); | |
bbbf42bb | 489 | } |
bbbf42bb | 490 | |
95dd6001 | 491 | UI.saveSetting('resize'); |
bbbf42bb | 492 | |
95dd6001 | 493 | if (UI.getSetting('resize') === 'downscale' || UI.getSetting('resize') === 'scale') { |
494 | UI.forceSetting('clip', false); | |
7d1dc09a | 495 | } |
7d1dc09a | 496 | |
95dd6001 | 497 | UI.saveSetting('clip'); |
498 | UI.saveSetting('shared'); | |
499 | UI.saveSetting('view_only'); | |
500 | UI.saveSetting('path'); | |
501 | UI.saveSetting('repeaterID'); | |
502 | UI.saveSetting('stylesheet'); | |
503 | UI.saveSetting('logging'); | |
504 | ||
505 | // Settings with immediate (non-connected related) effect | |
506 | WebUtil.selectStylesheet(UI.getSetting('stylesheet')); | |
507 | WebUtil.init_logging(UI.getSetting('logging')); | |
508 | UI.setViewClip(); | |
509 | UI.updateViewDrag(); | |
510 | //Util.Debug("<< settingsApply"); | |
7d1dc09a | 511 | }, |
512 | ||
45c70c9e | 513 | // Open menu |
514 | openSettingsMenu: function() { | |
bbbf42bb | 515 | // Close the description panel |
ae510306 | 516 | document.getElementById('noVNC_description').style.display = "none"; |
bbbf42bb SR |
517 | // Close clipboard panel if open |
518 | if (UI.clipboardOpen === true) { | |
519 | UI.toggleClipboardPanel(); | |
520 | } | |
45c70c9e | 521 | // Close connection settings if open |
522 | if (UI.connSettingsOpen === true) { | |
523 | UI.toggleConnectPanel(); | |
524 | } | |
bbbf42bb SR |
525 | // Close XVP panel if open |
526 | if (UI.xvpOpen === true) { | |
527 | UI.toggleXvpPanel(); | |
528 | } | |
ae510306 SR |
529 | document.getElementById('noVNC_settings').style.display = "block"; |
530 | document.getElementById('noVNC_settings_button').className = "noVNC_status_button_selected"; | |
45c70c9e | 531 | UI.settingsOpen = true; |
532 | }, | |
bbbf42bb | 533 | |
45c70c9e | 534 | // Close menu (without applying settings) |
535 | closeSettingsMenu: function() { | |
ae510306 SR |
536 | document.getElementById('noVNC_settings').style.display = "none"; |
537 | document.getElementById('noVNC_settings_button').className = "noVNC_status_button"; | |
45c70c9e | 538 | UI.settingsOpen = false; |
bbbf42bb SR |
539 | }, |
540 | ||
541 | // Toggle the settings menu: | |
542 | // On open, settings are refreshed from saved cookies. | |
543 | // On close, settings are applied | |
544 | toggleSettingsPanel: function() { | |
545 | // Close the description panel | |
ae510306 | 546 | document.getElementById('noVNC_description').style.display = "none"; |
bbbf42bb SR |
547 | if (UI.settingsOpen) { |
548 | UI.settingsApply(); | |
549 | UI.closeSettingsMenu(); | |
550 | } else { | |
551 | UI.updateSetting('encrypt'); | |
552 | UI.updateSetting('true_color'); | |
58ded70d | 553 | if (Util.browserSupportsCursorURIs()) { |
bbbf42bb SR |
554 | UI.updateSetting('cursor'); |
555 | } else { | |
556 | UI.updateSetting('cursor', !UI.isTouchDevice); | |
ae510306 | 557 | document.getElementById('noVNC_setting_cursor').disabled = true; |
bbbf42bb SR |
558 | } |
559 | UI.updateSetting('clip'); | |
f8b399d7 | 560 | UI.updateSetting('resize'); |
bbbf42bb SR |
561 | UI.updateSetting('shared'); |
562 | UI.updateSetting('view_only'); | |
563 | UI.updateSetting('path'); | |
564 | UI.updateSetting('repeaterID'); | |
565 | UI.updateSetting('stylesheet'); | |
566 | UI.updateSetting('logging'); | |
567 | ||
568 | UI.openSettingsMenu(); | |
569 | } | |
570 | }, | |
571 | ||
95dd6001 | 572 | /* ------^------- |
573 | * /SETTINGS | |
574 | * ============== | |
575 | * XVP | |
576 | * ------v------*/ | |
577 | ||
bbbf42bb SR |
578 | // Show the XVP panel |
579 | toggleXvpPanel: function() { | |
bbbf42bb | 580 | // Close the description panel |
ae510306 | 581 | document.getElementById('noVNC_description').style.display = "none"; |
bbbf42bb SR |
582 | // Close settings if open |
583 | if (UI.settingsOpen === true) { | |
584 | UI.settingsApply(); | |
585 | UI.closeSettingsMenu(); | |
bbbf42bb SR |
586 | } |
587 | // Close connection settings if open | |
588 | if (UI.connSettingsOpen === true) { | |
589 | UI.toggleConnectPanel(); | |
590 | } | |
bbbf42bb SR |
591 | // Close clipboard panel if open |
592 | if (UI.clipboardOpen === true) { | |
593 | UI.toggleClipboardPanel(); | |
bbbf42bb | 594 | } |
bbbf42bb SR |
595 | // Toggle XVP panel |
596 | if (UI.xvpOpen === true) { | |
ae510306 SR |
597 | document.getElementById('noVNC_xvp').style.display = "none"; |
598 | document.getElementById('noVNC_toggleXvp_button').className = "noVNC_status_button"; | |
bbbf42bb SR |
599 | UI.xvpOpen = false; |
600 | } else { | |
ae510306 SR |
601 | document.getElementById('noVNC_xvp').style.display = "block"; |
602 | document.getElementById('noVNC_toggleXvp_button').className = "noVNC_status_button_selected"; | |
bbbf42bb | 603 | UI.xvpOpen = true; |
bbbf42bb | 604 | } |
bbbf42bb SR |
605 | }, |
606 | ||
607 | // Disable/enable XVP button | |
9e45354e | 608 | updateXvpButton: function(ver) { |
bbbf42bb | 609 | if (ver >= 1) { |
ae510306 | 610 | document.getElementById('noVNC_toggleXvp_button').style.display = 'inline'; |
bbbf42bb | 611 | } else { |
ae510306 | 612 | document.getElementById('noVNC_toggleXvp_button').style.display = 'none'; |
bbbf42bb SR |
613 | // Close XVP panel if open |
614 | if (UI.xvpOpen === true) { | |
615 | UI.toggleXvpPanel(); | |
616 | } | |
617 | } | |
618 | }, | |
619 | ||
95dd6001 | 620 | /* ------^------- |
621 | * /XVP | |
622 | * ============== | |
623 | * CLIPBOARD | |
624 | * ------v------*/ | |
f8b399d7 | 625 | |
bbbf42bb SR |
626 | // Show the clipboard panel |
627 | toggleClipboardPanel: function() { | |
628 | // Close the description panel | |
ae510306 | 629 | document.getElementById('noVNC_description').style.display = "none"; |
bbbf42bb SR |
630 | // Close settings if open |
631 | if (UI.settingsOpen === true) { | |
632 | UI.settingsApply(); | |
633 | UI.closeSettingsMenu(); | |
634 | } | |
635 | // Close connection settings if open | |
636 | if (UI.connSettingsOpen === true) { | |
637 | UI.toggleConnectPanel(); | |
638 | } | |
bbbf42bb SR |
639 | // Close XVP panel if open |
640 | if (UI.xvpOpen === true) { | |
641 | UI.toggleXvpPanel(); | |
642 | } | |
643 | // Toggle Clipboard Panel | |
644 | if (UI.clipboardOpen === true) { | |
ae510306 SR |
645 | document.getElementById('noVNC_clipboard').style.display = "none"; |
646 | document.getElementById('noVNC_clipboard_button').className = "noVNC_status_button"; | |
bbbf42bb SR |
647 | UI.clipboardOpen = false; |
648 | } else { | |
ae510306 SR |
649 | document.getElementById('noVNC_clipboard').style.display = "block"; |
650 | document.getElementById('noVNC_clipboard_button').className = "noVNC_status_button_selected"; | |
bbbf42bb SR |
651 | UI.clipboardOpen = true; |
652 | } | |
bbbf42bb SR |
653 | }, |
654 | ||
4d26f58e | 655 | clipboardReceive: function(rfb, text) { |
656 | Util.Debug(">> UI.clipboardReceive: " + text.substr(0,40) + "..."); | |
ae510306 | 657 | document.getElementById('noVNC_clipboard_text').value = text; |
4d26f58e | 658 | Util.Debug("<< UI.clipboardReceive"); |
95dd6001 | 659 | }, |
660 | ||
4d26f58e | 661 | clipboardClear: function() { |
ae510306 | 662 | document.getElementById('noVNC_clipboard_text').value = ""; |
95dd6001 | 663 | UI.rfb.clipboardPasteFrom(""); |
664 | }, | |
665 | ||
4d26f58e | 666 | clipboardSend: function() { |
ae510306 | 667 | var text = document.getElementById('noVNC_clipboard_text').value; |
4d26f58e | 668 | Util.Debug(">> UI.clipboardSend: " + text.substr(0,40) + "..."); |
95dd6001 | 669 | UI.rfb.clipboardPasteFrom(text); |
4d26f58e | 670 | Util.Debug("<< UI.clipboardSend"); |
95dd6001 | 671 | }, |
672 | ||
673 | /* ------^------- | |
674 | * /CLIPBOARD | |
675 | * ============== | |
676 | * CONNECTION | |
677 | * ------v------*/ | |
678 | ||
ab81ddf5 | 679 | // Show the connection settings panel/menu |
680 | toggleConnectPanel: function() { | |
681 | // Close the description panel | |
ae510306 | 682 | document.getElementById('noVNC_description').style.display = "none"; |
ab81ddf5 | 683 | // Close connection settings if open |
684 | if (UI.settingsOpen === true) { | |
685 | UI.settingsApply(); | |
686 | UI.closeSettingsMenu(); | |
ae510306 | 687 | document.getElementById('noVNC_connectPanel_button').className = "noVNC_status_button"; |
ab81ddf5 | 688 | } |
689 | // Close clipboard panel if open | |
690 | if (UI.clipboardOpen === true) { | |
691 | UI.toggleClipboardPanel(); | |
692 | } | |
693 | // Close XVP panel if open | |
694 | if (UI.xvpOpen === true) { | |
695 | UI.toggleXvpPanel(); | |
696 | } | |
697 | ||
698 | // Toggle Connection Panel | |
699 | if (UI.connSettingsOpen === true) { | |
ae510306 SR |
700 | document.getElementById('noVNC_controls').style.display = "none"; |
701 | document.getElementById('noVNC_connectPanel_button').className = "noVNC_status_button"; | |
ab81ddf5 | 702 | UI.connSettingsOpen = false; |
703 | UI.saveSetting('host'); | |
704 | UI.saveSetting('port'); | |
705 | UI.saveSetting('token'); | |
706 | //UI.saveSetting('password'); | |
707 | } else { | |
ae510306 SR |
708 | document.getElementById('noVNC_controls').style.display = "block"; |
709 | document.getElementById('noVNC_connectPanel_button').className = "noVNC_status_button_selected"; | |
ab81ddf5 | 710 | UI.connSettingsOpen = true; |
ae510306 | 711 | document.getElementById('noVNC_setting_host').focus(); |
ab81ddf5 | 712 | } |
bbbf42bb SR |
713 | }, |
714 | ||
715 | connect: function() { | |
716 | UI.closeSettingsMenu(); | |
c506a481 | 717 | UI.toggleConnectPanel(); |
f00b1e37 | 718 | |
ae510306 SR |
719 | var host = document.getElementById('noVNC_setting_host').value; |
720 | var port = document.getElementById('noVNC_setting_port').value; | |
721 | var password = document.getElementById('noVNC_setting_password').value; | |
722 | var token = document.getElementById('noVNC_setting_token').value; | |
723 | var path = document.getElementById('noVNC_setting_path').value; | |
c55f05f6 MXPN |
724 | |
725 | //if token is in path then ignore the new token variable | |
726 | if (token) { | |
727 | path = WebUtil.injectParamIfMissing(path, "token", token); | |
728 | } | |
729 | ||
bbbf42bb SR |
730 | if ((!host) || (!port)) { |
731 | throw new Error("Must set host and port"); | |
732 | } | |
53fc7392 | 733 | |
d9fc1c7b | 734 | if (!UI.initRFB()) return; |
58ded70d | 735 | |
bbbf42bb SR |
736 | UI.rfb.set_encrypt(UI.getSetting('encrypt')); |
737 | UI.rfb.set_true_color(UI.getSetting('true_color')); | |
738 | UI.rfb.set_local_cursor(UI.getSetting('cursor')); | |
739 | UI.rfb.set_shared(UI.getSetting('shared')); | |
740 | UI.rfb.set_view_only(UI.getSetting('view_only')); | |
741 | UI.rfb.set_repeaterID(UI.getSetting('repeaterID')); | |
53fc7392 | 742 | |
bbbf42bb | 743 | UI.rfb.connect(host, port, password, path); |
8e0f0088 | 744 | |
bbbf42bb | 745 | //Close dialog. |
67685d07 | 746 | setTimeout(UI.setBarPosition, 100); |
ae510306 SR |
747 | document.getElementById('noVNC_logo').style.display = "none"; |
748 | document.getElementById('noVNC_screen').style.display = "inline"; | |
bbbf42bb | 749 | }, |
5299db1a | 750 | |
bbbf42bb SR |
751 | disconnect: function() { |
752 | UI.closeSettingsMenu(); | |
753 | UI.rfb.disconnect(); | |
8e0f0088 | 754 | |
f8b399d7 | 755 | // Restore the callback used for initial resize |
ab81ddf5 | 756 | UI.rfb.set_onFBUComplete(UI.initialResize); |
f8b399d7 | 757 | |
ae510306 SR |
758 | document.getElementById('noVNC_logo').style.display = "block"; |
759 | document.getElementById('noVNC_screen').style.display = "none"; | |
fdedbafb | 760 | |
e543525f | 761 | // Don't display the connection settings until we're actually disconnected |
bbbf42bb SR |
762 | }, |
763 | ||
95dd6001 | 764 | setPassword: function() { |
ae510306 | 765 | UI.rfb.sendPassword(document.getElementById('noVNC_setting_password').value); |
95dd6001 | 766 | //Reset connect button. |
ae510306 SR |
767 | document.getElementById('noVNC_connect_button').value = "Connect"; |
768 | document.getElementById('noVNC_connect_button').onclick = UI.connect; | |
95dd6001 | 769 | //Hide connection panel. |
770 | UI.toggleConnectPanel(); | |
771 | return false; | |
772 | }, | |
58ded70d | 773 | |
95dd6001 | 774 | /* ------^------- |
775 | * /CONNECTION | |
776 | * ============== | |
777 | * FULLSCREEN | |
778 | * ------v------*/ | |
779 | ||
7d1dc09a | 780 | toggleFullscreen: function() { |
781 | if (document.fullscreenElement || // alternative standard method | |
782 | document.mozFullScreenElement || // currently working methods | |
783 | document.webkitFullscreenElement || | |
a6357e82 | 784 | document.msFullscreenElement) { |
7d1dc09a | 785 | if (document.exitFullscreen) { |
786 | document.exitFullscreen(); | |
787 | } else if (document.mozCancelFullScreen) { | |
788 | document.mozCancelFullScreen(); | |
789 | } else if (document.webkitExitFullscreen) { | |
790 | document.webkitExitFullscreen(); | |
791 | } else if (document.msExitFullscreen) { | |
792 | document.msExitFullscreen(); | |
793 | } | |
794 | } else { | |
795 | if (document.documentElement.requestFullscreen) { | |
796 | document.documentElement.requestFullscreen(); | |
797 | } else if (document.documentElement.mozRequestFullScreen) { | |
798 | document.documentElement.mozRequestFullScreen(); | |
799 | } else if (document.documentElement.webkitRequestFullscreen) { | |
800 | document.documentElement.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT); | |
801 | } else if (document.body.msRequestFullscreen) { | |
802 | document.body.msRequestFullscreen(); | |
803 | } | |
804 | } | |
a6357e82 | 805 | UI.enableDisableViewClip(); |
7d1dc09a | 806 | UI.updateFullscreenButton(); |
bbbf42bb SR |
807 | }, |
808 | ||
7d1dc09a | 809 | updateFullscreenButton: function() { |
810 | if (document.fullscreenElement || // alternative standard method | |
811 | document.mozFullScreenElement || // currently working methods | |
812 | document.webkitFullscreenElement || | |
813 | document.msFullscreenElement ) { | |
ae510306 | 814 | document.getElementById('noVNC_fullscreen_button').className = "noVNC_status_button_selected"; |
7d1dc09a | 815 | } else { |
ae510306 | 816 | document.getElementById('noVNC_fullscreen_button').className = "noVNC_status_button"; |
7d1dc09a | 817 | } |
818 | }, | |
819 | ||
95dd6001 | 820 | /* ------^------- |
821 | * /FULLSCREEN | |
822 | * ============== | |
823 | * RESIZE | |
824 | * ------v------*/ | |
777cb7a0 | 825 | |
826 | // Apply remote resizing or local scaling | |
0bd2cbac | 827 | applyResizeMode: function() { |
58ded70d SR |
828 | if (!UI.rfb) return; |
829 | ||
777cb7a0 | 830 | var screen = UI.screenSize(); |
831 | ||
832 | if (screen && UI.rfb_state === 'normal' && UI.rfb.get_display()) { | |
833 | ||
834 | var display = UI.rfb.get_display(); | |
835 | var resizeMode = UI.getSetting('resize'); | |
836 | ||
837 | if (resizeMode === 'remote') { | |
838 | ||
839 | // Request changing the resolution of the remote display to | |
840 | // the size of the local browser viewport. | |
841 | ||
842 | // In order to not send multiple requests before the browser-resize | |
843 | // is finished we wait 0.5 seconds before sending the request. | |
844 | clearTimeout(UI.resizeTimeout); | |
845 | UI.resizeTimeout = setTimeout(function(){ | |
846 | ||
847 | // Limit the viewport to the size of the browser window | |
848 | display.set_maxWidth(screen.w); | |
849 | display.set_maxHeight(screen.h); | |
850 | ||
5fd3f88e | 851 | Util.Debug('Attempting requestDesktopSize(' + |
777cb7a0 | 852 | screen.w + ', ' + screen.h + ')'); |
853 | ||
854 | // Request a remote size covering the viewport | |
5fd3f88e | 855 | UI.rfb.requestDesktopSize(screen.w, screen.h); |
777cb7a0 | 856 | }, 500); |
857 | ||
858 | } else if (resizeMode === 'scale' || resizeMode === 'downscale') { | |
859 | var downscaleOnly = resizeMode === 'downscale'; | |
860 | var scaleRatio = display.autoscale(screen.w, screen.h, downscaleOnly); | |
861 | UI.rfb.get_mouse().set_scale(scaleRatio); | |
862 | Util.Debug('Scaling by ' + UI.rfb.get_mouse().get_scale()); | |
863 | } | |
864 | } | |
bbbf42bb SR |
865 | }, |
866 | ||
777cb7a0 | 867 | // The screen is always the same size as the available viewport |
868 | // in the browser window minus the height of the control bar | |
0bd2cbac | 869 | screenSize: function() { |
ae510306 | 870 | var screen = document.getElementById('noVNC_screen'); |
777cb7a0 | 871 | |
872 | // Hide the scrollbars until the size is calculated | |
873 | screen.style.overflow = "hidden"; | |
874 | ||
875 | var pos = Util.getPosition(screen); | |
876 | var w = pos.width; | |
877 | var h = pos.height; | |
878 | ||
879 | screen.style.overflow = "visible"; | |
880 | ||
881 | if (isNaN(w) || isNaN(h)) { | |
882 | return false; | |
883 | } else { | |
884 | return {w: w, h: h}; | |
885 | } | |
bbbf42bb SR |
886 | }, |
887 | ||
777cb7a0 | 888 | // Normally we only apply the current resize mode after a window resize |
889 | // event. This means that when a new connection is opened, there is no | |
890 | // resize mode active. | |
891 | // We have to wait until the first FBU because this is where the client | |
892 | // will find the supported encodings of the server. Some calls later in | |
893 | // the chain is dependant on knowing the server-capabilities. | |
894 | initialResize: function(rfb, fbu) { | |
895 | UI.applyResizeMode(); | |
896 | // After doing this once, we remove the callback. | |
897 | UI.rfb.set_onFBUComplete(function() { }); | |
bbbf42bb SR |
898 | }, |
899 | ||
95dd6001 | 900 | /* ------^------- |
901 | * /RESIZE | |
902 | * ============== | |
903 | * CLIPPING | |
904 | * ------v------*/ | |
905 | ||
30bfff81 | 906 | // Set and configure viewport clipping |
bbbf42bb SR |
907 | setViewClip: function(clip) { |
908 | var display; | |
909 | if (UI.rfb) { | |
910 | display = UI.rfb.get_display(); | |
911 | } else { | |
a6357e82 | 912 | UI.forceSetting('clip', clip); |
bbbf42bb SR |
913 | return; |
914 | } | |
8e0f0088 | 915 | |
bbbf42bb SR |
916 | var cur_clip = display.get_viewport(); |
917 | ||
918 | if (typeof(clip) !== 'boolean') { | |
919 | // Use current setting | |
920 | clip = UI.getSetting('clip'); | |
921 | } | |
8e0f0088 | 922 | |
bbbf42bb SR |
923 | if (clip && !cur_clip) { |
924 | // Turn clipping on | |
925 | UI.updateSetting('clip', true); | |
926 | } else if (!clip && cur_clip) { | |
927 | // Turn clipping off | |
928 | UI.updateSetting('clip', false); | |
929 | display.set_viewport(false); | |
31ddaa1c | 930 | // Disable max dimensions |
fdedbafb | 931 | display.set_maxWidth(0); |
932 | display.set_maxHeight(0); | |
f8b399d7 | 933 | display.viewportChangeSize(); |
bbbf42bb SR |
934 | } |
935 | if (UI.getSetting('clip')) { | |
936 | // If clipping, update clipping settings | |
bbbf42bb | 937 | display.set_viewport(true); |
fdedbafb | 938 | |
553864e8 | 939 | var size = UI.screenSize(); |
fdedbafb | 940 | if (size) { |
941 | display.set_maxWidth(size.w); | |
942 | display.set_maxHeight(size.h); | |
943 | ||
944 | // Hide potential scrollbars that can skew the position | |
ae510306 | 945 | document.getElementById('noVNC_screen').style.overflow = "hidden"; |
fdedbafb | 946 | |
947 | // The x position marks the left margin of the canvas, | |
948 | // remove the margin from both sides to keep it centered | |
ae510306 | 949 | var new_w = size.w - (2 * Util.getPosition(document.getElementById('noVNC_canvas')).x); |
fdedbafb | 950 | |
ae510306 | 951 | document.getElementById('noVNC_screen').style.overflow = "visible"; |
fdedbafb | 952 | |
953 | display.viewportChangeSize(new_w, size.h); | |
954 | } | |
bbbf42bb SR |
955 | } |
956 | }, | |
957 | ||
30bfff81 | 958 | // Handle special cases where clipping is forced on/off or locked |
0bd2cbac | 959 | enableDisableViewClip: function() { |
ae510306 | 960 | var resizeSetting = document.getElementById('noVNC_setting_resize'); |
a6357e82 | 961 | var connected = UI.rfb && UI.rfb_state === 'normal'; |
962 | ||
f620259b | 963 | if (UI.isSafari) { |
964 | // Safari auto-hides the scrollbars which makes them | |
965 | // impossible to use in most cases | |
966 | UI.setViewClip(true); | |
ae510306 | 967 | document.getElementById('noVNC_setting_clip').disabled = true; |
682fd02b | 968 | } else if (resizeSetting.value === 'downscale' || resizeSetting.value === 'scale') { |
a6357e82 | 969 | // Disable clipping if we are scaling |
970 | UI.setViewClip(false); | |
ae510306 | 971 | document.getElementById('noVNC_setting_clip').disabled = true; |
a6357e82 | 972 | } else if (document.msFullscreenElement) { |
973 | // The browser is IE and we are in fullscreen mode. | |
974 | // - We need to force clipping while in fullscreen since | |
975 | // scrollbars doesn't work. | |
4e471b5b | 976 | UI.popupStatus("Forcing clipping mode since scrollbars aren't supported by IE in fullscreen"); |
a6357e82 | 977 | UI.rememberedClipSetting = UI.getSetting('clip'); |
978 | UI.setViewClip(true); | |
ae510306 | 979 | document.getElementById('noVNC_setting_clip').disabled = true; |
a6357e82 | 980 | } else if (document.body.msRequestFullscreen && UI.rememberedClip !== null) { |
981 | // Restore view clip to what it was before fullscreen on IE | |
982 | UI.setViewClip(UI.rememberedClipSetting); | |
ae510306 | 983 | document.getElementById('noVNC_setting_clip').disabled = connected || UI.isTouchDevice; |
30bfff81 | 984 | } else { |
ae510306 | 985 | document.getElementById('noVNC_setting_clip').disabled = connected || UI.isTouchDevice; |
30bfff81 | 986 | if (UI.isTouchDevice) { |
a6357e82 | 987 | UI.setViewClip(true); |
30bfff81 | 988 | } |
989 | } | |
990 | }, | |
991 | ||
95dd6001 | 992 | /* ------^------- |
993 | * /CLIPPING | |
994 | * ============== | |
995 | * VIEWDRAG | |
996 | * ------v------*/ | |
997 | ||
e00698fe | 998 | // Update the viewport drag state |
31ddaa1c | 999 | updateViewDrag: function(drag) { |
58ded70d | 1000 | if (!UI.rfb) return; |
bbbf42bb | 1001 | |
ae510306 | 1002 | var viewDragButton = document.getElementById('noVNC_view_drag_button'); |
bbbf42bb | 1003 | |
e00698fe | 1004 | // Check if viewport drag is possible. It is only possible |
1005 | // if the remote display is clipping the client display. | |
f8b399d7 | 1006 | if (UI.rfb_state === 'normal' && |
1007 | UI.rfb.get_display().get_viewport() && | |
fdedbafb | 1008 | UI.rfb.get_display().clippingDisplay()) { |
31ddaa1c | 1009 | |
e00698fe | 1010 | viewDragButton.style.display = "inline"; |
1011 | viewDragButton.disabled = false; | |
29a0e6a8 | 1012 | |
31ddaa1c | 1013 | } else { |
e00698fe | 1014 | // The size of the remote display is the same or smaller |
1015 | // than the client display. Make sure viewport drag isn't | |
1016 | // active when it can't be used. | |
31ddaa1c | 1017 | if (UI.rfb.get_viewportDrag) { |
e00698fe | 1018 | viewDragButton.className = "noVNC_status_button"; |
31ddaa1c | 1019 | UI.rfb.set_viewportDrag(false); |
1020 | } | |
1021 | ||
e00698fe | 1022 | // The button is disabled instead of hidden on touch devices |
31ddaa1c | 1023 | if (UI.rfb_state === 'normal' && UI.isTouchDevice) { |
e00698fe | 1024 | viewDragButton.style.display = "inline"; |
1025 | viewDragButton.disabled = true; | |
31ddaa1c | 1026 | } else { |
e00698fe | 1027 | viewDragButton.style.display = "none"; |
31ddaa1c | 1028 | } |
1029 | return; | |
1030 | } | |
1031 | ||
1032 | if (typeof(drag) !== "undefined" && | |
1033 | typeof(drag) !== "object") { | |
1034 | if (drag) { | |
e00698fe | 1035 | viewDragButton.className = "noVNC_status_button_selected"; |
31ddaa1c | 1036 | UI.rfb.set_viewportDrag(true); |
1037 | } else { | |
e00698fe | 1038 | viewDragButton.className = "noVNC_status_button"; |
31ddaa1c | 1039 | UI.rfb.set_viewportDrag(false); |
1040 | } | |
1041 | } | |
1042 | }, | |
29a0e6a8 | 1043 | |
31ddaa1c | 1044 | toggleViewDrag: function() { |
1045 | if (!UI.rfb) return; | |
1046 | ||
ae510306 | 1047 | var viewDragButton = document.getElementById('noVNC_view_drag_button'); |
31ddaa1c | 1048 | if (UI.rfb.get_viewportDrag()) { |
e00698fe | 1049 | viewDragButton.className = "noVNC_status_button"; |
31ddaa1c | 1050 | UI.rfb.set_viewportDrag(false); |
f8b399d7 | 1051 | } else { |
e00698fe | 1052 | viewDragButton.className = "noVNC_status_button_selected"; |
31ddaa1c | 1053 | UI.rfb.set_viewportDrag(true); |
f8b399d7 | 1054 | } |
1055 | }, | |
1056 | ||
95dd6001 | 1057 | /* ------^------- |
1058 | * /VIEWDRAG | |
1059 | * ============== | |
1060 | * KEYBOARD | |
1061 | * ------v------*/ | |
fdf21468 | 1062 | |
bbbf42bb SR |
1063 | // On touch devices, show the OS keyboard |
1064 | showKeyboard: function() { | |
ae510306 SR |
1065 | var kbi = document.getElementById('noVNC_keyboardinput'); |
1066 | var skb = document.getElementById('noVNC_keyboard_button'); | |
bbbf42bb SR |
1067 | var l = kbi.value.length; |
1068 | if(UI.keyboardVisible === false) { | |
1069 | kbi.focus(); | |
1070 | try { kbi.setSelectionRange(l, l); } // Move the caret to the end | |
1071 | catch (err) {} // setSelectionRange is undefined in Google Chrome | |
1072 | UI.keyboardVisible = true; | |
1073 | skb.className = "noVNC_status_button_selected"; | |
1074 | } else if(UI.keyboardVisible === true) { | |
1075 | kbi.blur(); | |
1076 | skb.className = "noVNC_status_button"; | |
1077 | UI.keyboardVisible = false; | |
1078 | } | |
1079 | }, | |
1080 | ||
fdf21468 | 1081 | hideKeyboard: function() { |
ae510306 | 1082 | document.getElementById('noVNC_keyboard_button').className = "noVNC_status_button"; |
fdf21468 | 1083 | //Weird bug in iOS if you change keyboardVisible |
1084 | //here it does not actually occur so next time | |
1085 | //you click keyboard icon it doesnt work. | |
1086 | UI.hideKeyboardTimeout = setTimeout(function() { | |
1087 | UI.keyboardVisible = false; | |
1088 | },100); | |
1089 | }, | |
1090 | ||
bbbf42bb SR |
1091 | keepKeyboard: function() { |
1092 | clearTimeout(UI.hideKeyboardTimeout); | |
1093 | if(UI.keyboardVisible === true) { | |
ae510306 SR |
1094 | document.getElementById('noVNC_keyboardinput').focus(); |
1095 | document.getElementById('noVNC_keyboard_button').className = "noVNC_status_button_selected"; | |
bbbf42bb | 1096 | } else if(UI.keyboardVisible === false) { |
ae510306 SR |
1097 | document.getElementById('noVNC_keyboardinput').blur(); |
1098 | document.getElementById('noVNC_keyboard_button').className = "noVNC_status_button"; | |
bbbf42bb SR |
1099 | } |
1100 | }, | |
1101 | ||
1102 | keyboardinputReset: function() { | |
ae510306 | 1103 | var kbi = document.getElementById('noVNC_keyboardinput'); |
bbbf42bb SR |
1104 | kbi.value = new Array(UI.defaultKeyboardinputLen).join("_"); |
1105 | UI.lastKeyboardinput = kbi.value; | |
1106 | }, | |
1107 | ||
1108 | // When normal keyboard events are left uncought, use the input events from | |
1109 | // the keyboardinput element instead and generate the corresponding key events. | |
1110 | // This code is required since some browsers on Android are inconsistent in | |
1111 | // sending keyCodes in the normal keyboard events when using on screen keyboards. | |
1112 | keyInput: function(event) { | |
3b8ec46f | 1113 | |
58ded70d | 1114 | if (!UI.rfb) return; |
3b8ec46f | 1115 | |
bbbf42bb | 1116 | var newValue = event.target.value; |
1138bdd4 | 1117 | |
1118 | if (!UI.lastKeyboardinput) { | |
1119 | UI.keyboardinputReset(); | |
1120 | } | |
cb3e4deb | 1121 | var oldValue = UI.lastKeyboardinput; |
bbbf42bb SR |
1122 | |
1123 | var newLen; | |
1124 | try { | |
1125 | // Try to check caret position since whitespace at the end | |
1126 | // will not be considered by value.length in some browsers | |
1127 | newLen = Math.max(event.target.selectionStart, newValue.length); | |
1128 | } catch (err) { | |
1129 | // selectionStart is undefined in Google Chrome | |
1130 | newLen = newValue.length; | |
1131 | } | |
1132 | var oldLen = oldValue.length; | |
1133 | ||
1134 | var backspaces; | |
1135 | var inputs = newLen - oldLen; | |
1136 | if (inputs < 0) { | |
1137 | backspaces = -inputs; | |
1138 | } else { | |
1139 | backspaces = 0; | |
1140 | } | |
8e0f0088 | 1141 | |
bbbf42bb SR |
1142 | // Compare the old string with the new to account for |
1143 | // text-corrections or other input that modify existing text | |
1144 | var i; | |
1145 | for (i = 0; i < Math.min(oldLen, newLen); i++) { | |
1146 | if (newValue.charAt(i) != oldValue.charAt(i)) { | |
1147 | inputs = newLen - i; | |
1148 | backspaces = oldLen - i; | |
1149 | break; | |
1150 | } | |
1151 | } | |
1152 | ||
1153 | // Send the key events | |
1154 | for (i = 0; i < backspaces; i++) { | |
ae510306 | 1155 | UI.rfb.sendKey(KeyTable.XK_BackSpace); |
bbbf42bb SR |
1156 | } |
1157 | for (i = newLen - inputs; i < newLen; i++) { | |
1158 | UI.rfb.sendKey(newValue.charCodeAt(i)); | |
1159 | } | |
1160 | ||
1161 | // Control the text content length in the keyboardinput element | |
1162 | if (newLen > 2 * UI.defaultKeyboardinputLen) { | |
1163 | UI.keyboardinputReset(); | |
1164 | } else if (newLen < 1) { | |
1165 | // There always have to be some text in the keyboardinput | |
1166 | // element with which backspace can interact. | |
1167 | UI.keyboardinputReset(); | |
1168 | // This sometimes causes the keyboard to disappear for a second | |
1169 | // but it is required for the android keyboard to recognize that | |
1170 | // text has been added to the field | |
1171 | event.target.blur(); | |
1172 | // This has to be ran outside of the input handler in order to work | |
67685d07 | 1173 | setTimeout(UI.keepKeyboard, 0); |
bbbf42bb SR |
1174 | } else { |
1175 | UI.lastKeyboardinput = newValue; | |
1176 | } | |
1177 | }, | |
1178 | ||
cd611a53 | 1179 | toggleExtraKeys: function() { |
bbbf42bb SR |
1180 | UI.keepKeyboard(); |
1181 | if(UI.extraKeysVisible === false) { | |
ae510306 SR |
1182 | document.getElementById('noVNC_toggleCtrl_button').style.display = "inline"; |
1183 | document.getElementById('noVNC_toggleAlt_button').style.display = "inline"; | |
1184 | document.getElementById('noVNC_sendTab_button').style.display = "inline"; | |
1185 | document.getElementById('noVNC_sendEsc_button').style.display = "inline"; | |
1186 | document.getElementById('noVNC_toggleExtraKeys_button').className = "noVNC_status_button_selected"; | |
bbbf42bb SR |
1187 | UI.extraKeysVisible = true; |
1188 | } else if(UI.extraKeysVisible === true) { | |
ae510306 SR |
1189 | document.getElementById('noVNC_toggleCtrl_button').style.display = ""; |
1190 | document.getElementById('noVNC_toggleAlt_button').style.display = ""; | |
1191 | document.getElementById('noVNC_sendTab_button').style.display = ""; | |
1192 | document.getElementById('noVNC_sendEsc_button').style.display = ""; | |
1193 | document.getElementById('noVNC_toggleExtraKeys_button').className = "noVNC_status_button"; | |
bbbf42bb SR |
1194 | UI.extraKeysVisible = false; |
1195 | } | |
1196 | }, | |
1197 | ||
fdf21468 | 1198 | sendEsc: function() { |
1199 | UI.keepKeyboard(); | |
ae510306 | 1200 | UI.rfb.sendKey(KeyTable.XK_Escape); |
fdf21468 | 1201 | }, |
1202 | ||
1203 | sendTab: function() { | |
1204 | UI.keepKeyboard(); | |
ae510306 | 1205 | UI.rfb.sendKey(KeyTable.XK_Tab); |
fdf21468 | 1206 | }, |
1207 | ||
bbbf42bb SR |
1208 | toggleCtrl: function() { |
1209 | UI.keepKeyboard(); | |
1210 | if(UI.ctrlOn === false) { | |
ae510306 SR |
1211 | UI.rfb.sendKey(KeyTable.XK_Control_L, true); |
1212 | document.getElementById('noVNC_toggleCtrl_button').className = "noVNC_status_button_selected"; | |
bbbf42bb SR |
1213 | UI.ctrlOn = true; |
1214 | } else if(UI.ctrlOn === true) { | |
ae510306 SR |
1215 | UI.rfb.sendKey(KeyTable.XK_Control_L, false); |
1216 | document.getElementById('noVNC_toggleCtrl_button').className = "noVNC_status_button"; | |
bbbf42bb SR |
1217 | UI.ctrlOn = false; |
1218 | } | |
1219 | }, | |
1220 | ||
1221 | toggleAlt: function() { | |
1222 | UI.keepKeyboard(); | |
1223 | if(UI.altOn === false) { | |
ae510306 SR |
1224 | UI.rfb.sendKey(KeyTable.XK_Alt_L, true); |
1225 | document.getElementById('noVNC_toggleAlt_button').className = "noVNC_status_button_selected"; | |
bbbf42bb SR |
1226 | UI.altOn = true; |
1227 | } else if(UI.altOn === true) { | |
ae510306 SR |
1228 | UI.rfb.sendKey(KeyTable.XK_Alt_L, false); |
1229 | document.getElementById('noVNC_toggleAlt_button').className = "noVNC_status_button"; | |
bbbf42bb SR |
1230 | UI.altOn = false; |
1231 | } | |
1232 | }, | |
1233 | ||
fdf21468 | 1234 | sendCtrlAltDel: function() { |
1235 | UI.rfb.sendCtrlAltDel(); | |
bbbf42bb SR |
1236 | }, |
1237 | ||
95dd6001 | 1238 | /* ------^------- |
1239 | * /KEYBOARD | |
1240 | * ============== | |
1241 | * MISC | |
1242 | * ------v------*/ | |
1243 | ||
1244 | setMouseButton: function(num) { | |
1245 | if (typeof num === 'undefined') { | |
1246 | // Disable mouse buttons | |
1247 | num = -1; | |
1248 | } | |
1249 | if (UI.rfb) { | |
1250 | UI.rfb.get_mouse().set_touchButton(num); | |
1251 | } | |
1252 | ||
1253 | var blist = [0, 1,2,4]; | |
1254 | for (var b = 0; b < blist.length; b++) { | |
ae510306 | 1255 | var button = document.getElementById('noVNC_mouse_button' + blist[b]); |
95dd6001 | 1256 | if (blist[b] === num) { |
1257 | button.style.display = ""; | |
1258 | } else { | |
1259 | button.style.display = "none"; | |
1260 | } | |
1261 | } | |
1262 | }, | |
1263 | ||
1264 | displayBlur: function() { | |
1265 | if (!UI.rfb) return; | |
1266 | ||
1267 | UI.rfb.get_keyboard().set_focused(false); | |
1268 | UI.rfb.get_mouse().set_focused(false); | |
1269 | }, | |
1270 | ||
1271 | displayFocus: function() { | |
1272 | if (!UI.rfb) return; | |
1273 | ||
1274 | UI.rfb.get_keyboard().set_focused(true); | |
1275 | UI.rfb.get_mouse().set_focused(true); | |
bbbf42bb SR |
1276 | }, |
1277 | ||
95dd6001 | 1278 | // Display the desktop name in the document title |
1279 | updateDocumentTitle: function(rfb, name) { | |
1280 | document.title = name + " - noVNC"; | |
bbbf42bb SR |
1281 | }, |
1282 | ||
bbbf42bb SR |
1283 | //Helper to add options to dropdown. |
1284 | addOption: function(selectbox, text, value) { | |
1285 | var optn = document.createElement("OPTION"); | |
1286 | optn.text = text; | |
1287 | optn.value = value; | |
1288 | selectbox.options.add(optn); | |
1289 | }, | |
1290 | ||
1291 | setBarPosition: function() { | |
ae510306 SR |
1292 | document.getElementById('noVNC_control_bar').style.top = (window.pageYOffset) + 'px'; |
1293 | document.getElementById('noVNC_mobile_buttons').style.left = (window.pageXOffset) + 'px'; | |
bbbf42bb | 1294 | |
ae510306 SR |
1295 | var vncwidth = document.getElementById('noVNC_container').style.offsetWidth; |
1296 | document.getElementById('noVNC_control_bar').style.width = vncwidth + 'px'; | |
bbbf42bb SR |
1297 | } |
1298 | ||
95dd6001 | 1299 | /* ------^------- |
1300 | * /MISC | |
1301 | * ============== | |
1302 | */ | |
bbbf42bb | 1303 | }; |
ae510306 SR |
1304 | |
1305 | /* [module] UI.load(); */ | |
bbbf42bb | 1306 | })(); |
ae510306 SR |
1307 | |
1308 | /* [module] export default UI; */ |