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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"; | |
15 | * import KeyTable from "../core/keysym"; | |
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 |
ae510306 SR |
28 | Util.load_scripts( |
29 | {'core': ["base64.js", "websock.js", "des.js", "keysymdef.js", | |
30 | "xtscancodes.js", "keyboard.js", "input.js", "display.js", | |
31 | "inflator.js", "rfb.js", "keysym.js"], | |
32 | '.': ["webutil.js"]}); | |
33 | ||
bbbf42bb | 34 | window.onscriptsload = function () { UI.load(); }; |
ae510306 | 35 | /* [end skip-as-module] */ |
bbbf42bb | 36 | |
bd6874e0 | 37 | UI = { |
bbbf42bb | 38 | |
045d9224 | 39 | rfb_state: 'loaded', |
529c64e1 | 40 | |
045d9224 | 41 | resizeTimeout: null, |
529c64e1 | 42 | popupStatusTimeout: null, |
43 | hideKeyboardTimeout: null, | |
44 | ||
045d9224 | 45 | settingsOpen: false, |
46 | connSettingsOpen: false, | |
bbbf42bb SR |
47 | clipboardOpen: false, |
48 | keyboardVisible: false, | |
9d16e512 | 49 | extraKeysVisible: false, |
529c64e1 | 50 | |
bbbf42bb | 51 | isTouchDevice: false, |
f620259b | 52 | isSafari: false, |
a6357e82 | 53 | rememberedClipSetting: null, |
529c64e1 | 54 | lastKeyboardinput: null, |
55 | defaultKeyboardinputLen: 100, | |
56 | ||
e961641f SM |
57 | ctrlOn: false, |
58 | altOn: false, | |
bbbf42bb SR |
59 | |
60 | // Setup rfb object, load settings from browser storage, then call | |
61 | // UI.init to setup the UI/menus | |
0bd2cbac | 62 | load: function(callback) { |
bbbf42bb SR |
63 | WebUtil.initSettings(UI.start, callback); |
64 | }, | |
65 | ||
66 | // Render default UI and initialize settings menu | |
67 | start: function(callback) { | |
68 | UI.isTouchDevice = 'ontouchstart' in document.documentElement; | |
69 | ||
70 | // Stylesheet selection dropdown | |
71 | var sheet = WebUtil.selectStylesheet(); | |
72 | var sheets = WebUtil.getStylesheets(); | |
73 | var i; | |
74 | for (i = 0; i < sheets.length; i += 1) { | |
ae510306 | 75 | UI.addOption(document.getElementById('noVNC_setting_stylesheet'),sheets[i].title, sheets[i].title); |
bbbf42bb SR |
76 | } |
77 | ||
78 | // Logging selection dropdown | |
79 | var llevels = ['error', 'warn', 'info', 'debug']; | |
80 | for (i = 0; i < llevels.length; i += 1) { | |
ae510306 | 81 | UI.addOption(document.getElementById('noVNC_setting_logging'),llevels[i], llevels[i]); |
bbbf42bb SR |
82 | } |
83 | ||
84 | // Settings with immediate effects | |
85 | UI.initSetting('logging', 'warn'); | |
86 | WebUtil.init_logging(UI.getSetting('logging')); | |
87 | ||
88 | UI.initSetting('stylesheet', 'default'); | |
89 | WebUtil.selectStylesheet(null); | |
90 | // call twice to get around webkit bug | |
91 | WebUtil.selectStylesheet(UI.getSetting('stylesheet')); | |
92 | ||
93 | // if port == 80 (or 443) then it won't be present and should be | |
94 | // set manually | |
95 | var port = window.location.port; | |
96 | if (!port) { | |
97 | if (window.location.protocol.substring(0,5) == 'https') { | |
98 | port = 443; | |
99 | } | |
100 | else if (window.location.protocol.substring(0,4) == 'http') { | |
101 | port = 80; | |
102 | } | |
103 | } | |
104 | ||
105 | /* Populate the controls if defaults are provided in the URL */ | |
106 | UI.initSetting('host', window.location.hostname); | |
107 | UI.initSetting('port', port); | |
108 | UI.initSetting('password', ''); | |
109 | UI.initSetting('encrypt', (window.location.protocol === "https:")); | |
110 | UI.initSetting('true_color', true); | |
111 | UI.initSetting('cursor', !UI.isTouchDevice); | |
8b46c0de | 112 | UI.initSetting('resize', 'off'); |
bbbf42bb SR |
113 | UI.initSetting('shared', true); |
114 | UI.initSetting('view_only', false); | |
115 | UI.initSetting('path', 'websockify'); | |
116 | UI.initSetting('repeaterID', ''); | |
c55f05f6 | 117 | UI.initSetting('token', ''); |
bbbf42bb | 118 | |
494b407a | 119 | var autoconnect = WebUtil.getConfigVar('autoconnect', false); |
bbbf42bb SR |
120 | if (autoconnect === 'true' || autoconnect == '1') { |
121 | autoconnect = true; | |
122 | UI.connect(); | |
123 | } else { | |
124 | autoconnect = false; | |
125 | } | |
126 | ||
127 | UI.updateVisualState(); | |
128 | ||
ae510306 | 129 | document.getElementById('noVNC_setting_host').focus(); |
fdedbafb | 130 | |
bbbf42bb SR |
131 | // Show mouse selector buttons on touch screen devices |
132 | if (UI.isTouchDevice) { | |
133 | // Show mobile buttons | |
ae510306 | 134 | document.getElementById('noVNC_mobile_buttons').style.display = "inline"; |
bbbf42bb SR |
135 | UI.setMouseButton(); |
136 | // Remove the address bar | |
137 | setTimeout(function() { window.scrollTo(0, 1); }, 100); | |
138 | UI.forceSetting('clip', true); | |
bbbf42bb SR |
139 | } else { |
140 | UI.initSetting('clip', false); | |
141 | } | |
142 | ||
bbbf42bb | 143 | UI.setViewClip(); |
fdedbafb | 144 | UI.setBarPosition(); |
f8b399d7 | 145 | |
146 | Util.addEvent(window, 'resize', function () { | |
777cb7a0 | 147 | UI.applyResizeMode(); |
f8b399d7 | 148 | UI.setViewClip(); |
31ddaa1c | 149 | UI.updateViewDrag(); |
fdedbafb | 150 | UI.setBarPosition(); |
f8b399d7 | 151 | } ); |
bbbf42bb | 152 | |
f620259b | 153 | UI.isSafari = (navigator.userAgent.indexOf('Safari') != -1 && |
154 | navigator.userAgent.indexOf('Chrome') == -1); | |
a6357e82 | 155 | |
156 | // Only show the button if fullscreen is properly supported | |
157 | // * Safari doesn't support alphanumerical input while in fullscreen | |
f620259b | 158 | if (!UI.isSafari && |
a6357e82 | 159 | (document.documentElement.requestFullscreen || |
160 | document.documentElement.mozRequestFullScreen || | |
161 | document.documentElement.webkitRequestFullscreen || | |
162 | document.body.msRequestFullscreen)) { | |
ae510306 | 163 | document.getElementById('noVNC_fullscreen_button').style.display = "inline"; |
7d1dc09a | 164 | Util.addEvent(window, 'fullscreenchange', UI.updateFullscreenButton); |
165 | Util.addEvent(window, 'mozfullscreenchange', UI.updateFullscreenButton); | |
166 | Util.addEvent(window, 'webkitfullscreenchange', UI.updateFullscreenButton); | |
167 | Util.addEvent(window, 'msfullscreenchange', UI.updateFullscreenButton); | |
168 | } | |
169 | ||
5b7598ac | 170 | Util.addEvent(window, 'load', UI.keyboardinputReset); |
171 | ||
b9efece4 SM |
172 | // While connected we want to display a confirmation dialogue |
173 | // if the user tries to leave the page | |
da17d036 | 174 | Util.addEvent(window, 'beforeunload', function (e) { |
58ded70d | 175 | if (UI.rfb && UI.rfb_state === 'normal') { |
b9efece4 SM |
176 | var msg = "You are currently connected."; |
177 | e.returnValue = msg; | |
178 | return msg; | |
da17d036 | 179 | } else { |
b9efece4 | 180 | return void 0; // To prevent the dialogue when disconnected |
bbbf42bb | 181 | } |
b9efece4 | 182 | }); |
bbbf42bb SR |
183 | |
184 | // Show description by default when hosted at for kanaka.github.com | |
185 | if (location.host === "kanaka.github.io") { | |
186 | // Open the description dialog | |
ae510306 | 187 | document.getElementById('noVNC_description').style.display = "block"; |
bbbf42bb SR |
188 | } else { |
189 | // Show the connect panel on first load unless autoconnecting | |
190 | if (autoconnect === UI.connSettingsOpen) { | |
191 | UI.toggleConnectPanel(); | |
192 | } | |
193 | } | |
194 | ||
195 | // Add mouse event click/focus/blur event handlers to the UI | |
196 | UI.addMouseHandlers(); | |
197 | ||
198 | if (typeof callback === "function") { | |
199 | callback(UI.rfb); | |
200 | } | |
201 | }, | |
202 | ||
0bd2cbac | 203 | initRFB: function() { |
d9fc1c7b | 204 | try { |
ae510306 | 205 | UI.rfb = new RFB({'target': document.getElementById('noVNC_canvas'), |
d9fc1c7b | 206 | 'onUpdateState': UI.updateState, |
9e45354e | 207 | 'onXvpInit': UI.updateXvpButton, |
4d26f58e | 208 | 'onClipboard': UI.clipboardReceive, |
777cb7a0 | 209 | 'onFBUComplete': UI.initialResize, |
31ddaa1c | 210 | 'onFBResize': UI.updateViewDrag, |
d9fc1c7b SR |
211 | 'onDesktopName': UI.updateDocumentTitle}); |
212 | return true; | |
213 | } catch (exc) { | |
214 | UI.updateState(null, 'fatal', null, 'Unable to create RFB client -- ' + exc); | |
215 | return false; | |
216 | } | |
e543525f SR |
217 | }, |
218 | ||
bbbf42bb SR |
219 | addMouseHandlers: function() { |
220 | // Setup interface handlers that can't be inline | |
ae510306 SR |
221 | document.getElementById("noVNC_view_drag_button").onclick = UI.toggleViewDrag; |
222 | document.getElementById("noVNC_mouse_button0").onclick = function () { UI.setMouseButton(1); }; | |
223 | document.getElementById("noVNC_mouse_button1").onclick = function () { UI.setMouseButton(2); }; | |
224 | document.getElementById("noVNC_mouse_button2").onclick = function () { UI.setMouseButton(4); }; | |
225 | document.getElementById("noVNC_mouse_button4").onclick = function () { UI.setMouseButton(0); }; | |
226 | document.getElementById("noVNC_keyboard_button").onclick = UI.showKeyboard; | |
227 | ||
228 | document.getElementById("noVNC_keyboardinput").oninput = UI.keyInput; | |
229 | document.getElementById("noVNC_keyboardinput").onblur = UI.hideKeyboard; | |
230 | document.getElementById("noVNC_keyboardinput").onsubmit = function () { return false; }; | |
231 | ||
232 | document.getElementById("noVNC_toggleExtraKeys_button").onclick = UI.toggleExtraKeys; | |
233 | document.getElementById("noVNC_toggleCtrl_button").onclick = UI.toggleCtrl; | |
234 | document.getElementById("noVNC_toggleAlt_button").onclick = UI.toggleAlt; | |
235 | document.getElementById("noVNC_sendTab_button").onclick = UI.sendTab; | |
236 | document.getElementById("noVNC_sendEsc_button").onclick = UI.sendEsc; | |
237 | ||
238 | document.getElementById("noVNC_sendCtrlAltDel_button").onclick = UI.sendCtrlAltDel; | |
239 | document.getElementById("noVNC_xvpShutdown_button").onclick = function() { UI.rfb.xvpShutdown(); }, | |
240 | document.getElementById("noVNC_xvpReboot_button").onclick = function() { UI.rfb.xvpReboot(); }, | |
241 | document.getElementById("noVNC_xvpReset_button").onclick = function() { UI.rfb.xvpReset(); }, | |
242 | document.getElementById("noVNC_status").onclick = UI.popupStatus; | |
243 | document.getElementById("noVNC_popup_status").onclick = UI.closePopup; | |
244 | document.getElementById("noVNC_toggleXvp_button").onclick = UI.toggleXvpPanel; | |
245 | document.getElementById("noVNC_clipboard_button").onclick = UI.toggleClipboardPanel; | |
246 | document.getElementById("noVNC_fullscreen_button").onclick = UI.toggleFullscreen; | |
247 | document.getElementById("noVNC_settings_button").onclick = UI.toggleSettingsPanel; | |
248 | document.getElementById("noVNC_connectPanel_button").onclick = UI.toggleConnectPanel; | |
249 | document.getElementById("noVNC_disconnect_button").onclick = UI.disconnect; | |
250 | document.getElementById("noVNC_description_button").onclick = UI.toggleConnectPanel; | |
251 | ||
252 | document.getElementById("noVNC_clipboard_text").onfocus = UI.displayBlur; | |
253 | document.getElementById("noVNC_clipboard_text").onblur = UI.displayFocus; | |
254 | document.getElementById("noVNC_clipboard_text").onchange = UI.clipboardSend; | |
255 | document.getElementById("noVNC_clipboard_clear_button").onclick = UI.clipboardClear; | |
256 | ||
257 | document.getElementById("noVNC_settings_menu").onmouseover = UI.displayBlur; | |
258 | document.getElementById("noVNC_settings_menu").onmouseover = UI.displayFocus; | |
259 | document.getElementById("noVNC_settings_apply").onclick = UI.settingsApply; | |
260 | ||
261 | document.getElementById("noVNC_connect_button").onclick = UI.connect; | |
262 | ||
263 | document.getElementById("noVNC_setting_resize").onchange = UI.enableDisableViewClip; | |
bbbf42bb SR |
264 | }, |
265 | ||
95dd6001 | 266 | /* ------^------- |
267 | * /INIT | |
268 | * ============== | |
269 | * VISUAL | |
270 | * ------v------*/ | |
58ded70d | 271 | |
29475d77 | 272 | updateState: function(rfb, state, oldstate, msg) { |
273 | UI.rfb_state = state; | |
274 | var klass; | |
275 | switch (state) { | |
276 | case 'failed': | |
277 | case 'fatal': | |
278 | klass = "noVNC_status_error"; | |
279 | break; | |
280 | case 'normal': | |
281 | klass = "noVNC_status_normal"; | |
282 | break; | |
283 | case 'disconnected': | |
ae510306 SR |
284 | document.getElementById('noVNC_logo').style.display = "block"; |
285 | document.getElementById('noVNC_screen').style.display = "none"; | |
29475d77 | 286 | /* falls through */ |
287 | case 'loaded': | |
288 | klass = "noVNC_status_normal"; | |
289 | break; | |
290 | case 'password': | |
291 | UI.toggleConnectPanel(); | |
fdedbafb | 292 | |
ae510306 SR |
293 | document.getElementById('noVNC_connect_button').value = "Send Password"; |
294 | document.getElementById('noVNC_connect_button').onclick = UI.setPassword; | |
295 | document.getElementById('noVNC_setting_password').focus(); | |
fdedbafb | 296 | |
29475d77 | 297 | klass = "noVNC_status_warn"; |
298 | break; | |
299 | default: | |
300 | klass = "noVNC_status_warn"; | |
301 | break; | |
302 | } | |
fdedbafb | 303 | |
29475d77 | 304 | if (typeof(msg) !== 'undefined') { |
ae510306 SR |
305 | document.getElementById('noVNC_control_bar').setAttribute("class", klass); |
306 | document.getElementById('noVNC_status').innerHTML = msg; | |
fdedbafb | 307 | } |
29475d77 | 308 | |
309 | UI.updateVisualState(); | |
fdedbafb | 310 | }, |
311 | ||
29475d77 | 312 | // Disable/enable controls depending on connection state |
313 | updateVisualState: function() { | |
314 | var connected = UI.rfb && UI.rfb_state === 'normal'; | |
fdedbafb | 315 | |
29475d77 | 316 | //Util.Debug(">> updateVisualState"); |
ae510306 SR |
317 | document.getElementById('noVNC_setting_encrypt').disabled = connected; |
318 | document.getElementById('noVNC_setting_true_color').disabled = connected; | |
29475d77 | 319 | if (Util.browserSupportsCursorURIs()) { |
ae510306 | 320 | document.getElementById('noVNC_setting_cursor').disabled = connected; |
29475d77 | 321 | } else { |
322 | UI.updateSetting('cursor', !UI.isTouchDevice); | |
ae510306 | 323 | document.getElementById('noVNC_setting_cursor').disabled = true; |
29475d77 | 324 | } |
fdedbafb | 325 | |
29475d77 | 326 | UI.enableDisableViewClip(); |
ae510306 SR |
327 | document.getElementById('noVNC_setting_resize').disabled = connected; |
328 | document.getElementById('noVNC_setting_shared').disabled = connected; | |
329 | document.getElementById('noVNC_setting_view_only').disabled = connected; | |
330 | document.getElementById('noVNC_setting_path').disabled = connected; | |
331 | document.getElementById('noVNC_setting_repeaterID').disabled = connected; | |
fdedbafb | 332 | |
29475d77 | 333 | if (connected) { |
334 | UI.setViewClip(); | |
335 | UI.setMouseButton(1); | |
ae510306 SR |
336 | document.getElementById('noVNC_clipboard_button').style.display = "inline"; |
337 | document.getElementById('noVNC_keyboard_button').style.display = "inline"; | |
338 | document.getElementById('noVNC_extra_keys').style.display = ""; | |
339 | document.getElementById('noVNC_sendCtrlAltDel_button').style.display = "inline"; | |
29475d77 | 340 | } else { |
341 | UI.setMouseButton(); | |
ae510306 SR |
342 | document.getElementById('noVNC_clipboard_button').style.display = "none"; |
343 | document.getElementById('noVNC_keyboard_button').style.display = "none"; | |
344 | document.getElementById('noVNC_extra_keys').style.display = "none"; | |
345 | document.getElementById('noVNC_sendCtrlAltDel_button').style.display = "none"; | |
9e45354e | 346 | UI.updateXvpButton(0); |
29475d77 | 347 | } |
fdedbafb | 348 | |
29475d77 | 349 | // State change disables viewport dragging. |
350 | // It is enabled (toggled) by direct click on the button | |
351 | UI.updateViewDrag(false); | |
352 | ||
353 | switch (UI.rfb_state) { | |
354 | case 'fatal': | |
355 | case 'failed': | |
356 | case 'disconnected': | |
ae510306 SR |
357 | document.getElementById('noVNC_connectPanel_button').style.display = ""; |
358 | document.getElementById('noVNC_disconnect_button').style.display = "none"; | |
29475d77 | 359 | UI.connSettingsOpen = false; |
360 | UI.toggleConnectPanel(); | |
361 | break; | |
362 | case 'loaded': | |
ae510306 SR |
363 | document.getElementById('noVNC_connectPanel_button').style.display = ""; |
364 | document.getElementById('noVNC_disconnect_button').style.display = "none"; | |
29475d77 | 365 | break; |
366 | default: | |
ae510306 SR |
367 | document.getElementById('noVNC_connectPanel_button').style.display = "none"; |
368 | document.getElementById('noVNC_disconnect_button').style.display = ""; | |
29475d77 | 369 | break; |
370 | } | |
371 | ||
372 | //Util.Debug("<< updateVisualState"); | |
373 | }, | |
374 | ||
4e471b5b | 375 | popupStatus: function(text) { |
ae510306 | 376 | var psp = document.getElementById('noVNC_popup_status'); |
4e471b5b | 377 | |
378 | clearTimeout(UI.popupStatusTimeout); | |
379 | ||
380 | if (typeof text === 'string') { | |
381 | psp.innerHTML = text; | |
fdedbafb | 382 | } else { |
ae510306 | 383 | psp.innerHTML = document.getElementById('noVNC_status').innerHTML; |
fdedbafb | 384 | } |
4e471b5b | 385 | psp.style.display = "block"; |
386 | psp.style.left = window.innerWidth/2 - | |
387 | parseInt(window.getComputedStyle(psp).width)/2 -30 + "px"; | |
388 | ||
389 | // Show the popup for a maximum of 1.5 seconds | |
67685d07 | 390 | UI.popupStatusTimeout = setTimeout(UI.closePopup, 1500); |
fdedbafb | 391 | }, |
392 | ||
4e471b5b | 393 | closePopup: function() { |
394 | clearTimeout(UI.popupStatusTimeout); | |
ae510306 | 395 | document.getElementById('noVNC_popup_status').style.display = "none"; |
4e471b5b | 396 | }, |
397 | ||
95dd6001 | 398 | /* ------^------- |
399 | * /VISUAL | |
400 | * ============== | |
401 | * SETTINGS | |
402 | * ------v------*/ | |
403 | ||
45c70c9e | 404 | // Initial page load read/initialization of settings |
405 | initSetting: function(name, defVal) { | |
406 | // Check Query string followed by cookie | |
407 | var val = WebUtil.getConfigVar(name); | |
408 | if (val === null) { | |
409 | val = WebUtil.readSetting(name, defVal); | |
bbbf42bb | 410 | } |
45c70c9e | 411 | UI.updateSetting(name, val); |
bbbf42bb SR |
412 | return val; |
413 | }, | |
414 | ||
415 | // Update cookie and form control setting. If value is not set, then | |
416 | // updates from control to current cookie setting. | |
417 | updateSetting: function(name, value) { | |
418 | ||
419 | // Save the cookie for this session | |
420 | if (typeof value !== 'undefined') { | |
421 | WebUtil.writeSetting(name, value); | |
422 | } | |
423 | ||
424 | // Update the settings control | |
425 | value = UI.getSetting(name); | |
426 | ||
ae510306 | 427 | var ctrl = document.getElementById('noVNC_setting_' + name); |
bbbf42bb SR |
428 | if (ctrl.type === 'checkbox') { |
429 | ctrl.checked = value; | |
430 | ||
431 | } else if (typeof ctrl.options !== 'undefined') { | |
432 | for (var i = 0; i < ctrl.options.length; i += 1) { | |
433 | if (ctrl.options[i].value === value) { | |
434 | ctrl.selectedIndex = i; | |
435 | break; | |
436 | } | |
437 | } | |
438 | } else { | |
439 | /*Weird IE9 error leads to 'null' appearring | |
440 | in textboxes instead of ''.*/ | |
441 | if (value === null) { | |
442 | value = ""; | |
443 | } | |
444 | ctrl.value = value; | |
445 | } | |
446 | }, | |
447 | ||
448 | // Save control setting to cookie | |
449 | saveSetting: function(name) { | |
ae510306 | 450 | var val, ctrl = document.getElementById('noVNC_setting_' + name); |
bbbf42bb SR |
451 | if (ctrl.type === 'checkbox') { |
452 | val = ctrl.checked; | |
453 | } else if (typeof ctrl.options !== 'undefined') { | |
454 | val = ctrl.options[ctrl.selectedIndex].value; | |
455 | } else { | |
456 | val = ctrl.value; | |
457 | } | |
458 | WebUtil.writeSetting(name, val); | |
459 | //Util.Debug("Setting saved '" + name + "=" + val + "'"); | |
460 | return val; | |
461 | }, | |
462 | ||
bbbf42bb SR |
463 | // Force a setting to be a certain value |
464 | forceSetting: function(name, val) { | |
465 | UI.updateSetting(name, val); | |
466 | return val; | |
467 | }, | |
468 | ||
45c70c9e | 469 | // Read form control compatible setting from cookie |
470 | getSetting: function(name) { | |
ae510306 | 471 | var ctrl = document.getElementById('noVNC_setting_' + name); |
45c70c9e | 472 | var val = WebUtil.readSetting(name); |
473 | if (typeof val !== 'undefined' && val !== null && ctrl.type === 'checkbox') { | |
474 | if (val.toString().toLowerCase() in {'0':1, 'no':1, 'false':1}) { | |
475 | val = false; | |
4f19e5c6 | 476 | } else { |
45c70c9e | 477 | val = true; |
4f19e5c6 | 478 | } |
bbbf42bb | 479 | } |
bbbf42bb | 480 | return val; |
bbbf42bb SR |
481 | }, |
482 | ||
95dd6001 | 483 | // Save/apply settings when 'Apply' button is pressed |
484 | settingsApply: function() { | |
485 | //Util.Debug(">> settingsApply"); | |
486 | UI.saveSetting('encrypt'); | |
487 | UI.saveSetting('true_color'); | |
488 | if (Util.browserSupportsCursorURIs()) { | |
489 | UI.saveSetting('cursor'); | |
bbbf42bb | 490 | } |
bbbf42bb | 491 | |
95dd6001 | 492 | UI.saveSetting('resize'); |
bbbf42bb | 493 | |
95dd6001 | 494 | if (UI.getSetting('resize') === 'downscale' || UI.getSetting('resize') === 'scale') { |
495 | UI.forceSetting('clip', false); | |
7d1dc09a | 496 | } |
7d1dc09a | 497 | |
95dd6001 | 498 | UI.saveSetting('clip'); |
499 | UI.saveSetting('shared'); | |
500 | UI.saveSetting('view_only'); | |
501 | UI.saveSetting('path'); | |
502 | UI.saveSetting('repeaterID'); | |
503 | UI.saveSetting('stylesheet'); | |
504 | UI.saveSetting('logging'); | |
505 | ||
506 | // Settings with immediate (non-connected related) effect | |
507 | WebUtil.selectStylesheet(UI.getSetting('stylesheet')); | |
508 | WebUtil.init_logging(UI.getSetting('logging')); | |
509 | UI.setViewClip(); | |
510 | UI.updateViewDrag(); | |
511 | //Util.Debug("<< settingsApply"); | |
7d1dc09a | 512 | }, |
513 | ||
45c70c9e | 514 | // Open menu |
515 | openSettingsMenu: function() { | |
bbbf42bb | 516 | // Close the description panel |
ae510306 | 517 | document.getElementById('noVNC_description').style.display = "none"; |
bbbf42bb SR |
518 | // Close clipboard panel if open |
519 | if (UI.clipboardOpen === true) { | |
520 | UI.toggleClipboardPanel(); | |
521 | } | |
45c70c9e | 522 | // Close connection settings if open |
523 | if (UI.connSettingsOpen === true) { | |
524 | UI.toggleConnectPanel(); | |
525 | } | |
bbbf42bb SR |
526 | // Close XVP panel if open |
527 | if (UI.xvpOpen === true) { | |
528 | UI.toggleXvpPanel(); | |
529 | } | |
ae510306 SR |
530 | document.getElementById('noVNC_settings').style.display = "block"; |
531 | document.getElementById('noVNC_settings_button').className = "noVNC_status_button_selected"; | |
45c70c9e | 532 | UI.settingsOpen = true; |
533 | }, | |
bbbf42bb | 534 | |
45c70c9e | 535 | // Close menu (without applying settings) |
536 | closeSettingsMenu: function() { | |
ae510306 SR |
537 | document.getElementById('noVNC_settings').style.display = "none"; |
538 | document.getElementById('noVNC_settings_button').className = "noVNC_status_button"; | |
45c70c9e | 539 | UI.settingsOpen = false; |
bbbf42bb SR |
540 | }, |
541 | ||
542 | // Toggle the settings menu: | |
543 | // On open, settings are refreshed from saved cookies. | |
544 | // On close, settings are applied | |
545 | toggleSettingsPanel: function() { | |
546 | // Close the description panel | |
ae510306 | 547 | document.getElementById('noVNC_description').style.display = "none"; |
bbbf42bb SR |
548 | if (UI.settingsOpen) { |
549 | UI.settingsApply(); | |
550 | UI.closeSettingsMenu(); | |
551 | } else { | |
552 | UI.updateSetting('encrypt'); | |
553 | UI.updateSetting('true_color'); | |
58ded70d | 554 | if (Util.browserSupportsCursorURIs()) { |
bbbf42bb SR |
555 | UI.updateSetting('cursor'); |
556 | } else { | |
557 | UI.updateSetting('cursor', !UI.isTouchDevice); | |
ae510306 | 558 | document.getElementById('noVNC_setting_cursor').disabled = true; |
bbbf42bb SR |
559 | } |
560 | UI.updateSetting('clip'); | |
f8b399d7 | 561 | UI.updateSetting('resize'); |
bbbf42bb SR |
562 | UI.updateSetting('shared'); |
563 | UI.updateSetting('view_only'); | |
564 | UI.updateSetting('path'); | |
565 | UI.updateSetting('repeaterID'); | |
566 | UI.updateSetting('stylesheet'); | |
567 | UI.updateSetting('logging'); | |
568 | ||
569 | UI.openSettingsMenu(); | |
570 | } | |
571 | }, | |
572 | ||
95dd6001 | 573 | /* ------^------- |
574 | * /SETTINGS | |
575 | * ============== | |
576 | * XVP | |
577 | * ------v------*/ | |
578 | ||
bbbf42bb SR |
579 | // Show the XVP panel |
580 | toggleXvpPanel: function() { | |
bbbf42bb | 581 | // Close the description panel |
ae510306 | 582 | document.getElementById('noVNC_description').style.display = "none"; |
bbbf42bb SR |
583 | // Close settings if open |
584 | if (UI.settingsOpen === true) { | |
585 | UI.settingsApply(); | |
586 | UI.closeSettingsMenu(); | |
bbbf42bb SR |
587 | } |
588 | // Close connection settings if open | |
589 | if (UI.connSettingsOpen === true) { | |
590 | UI.toggleConnectPanel(); | |
591 | } | |
bbbf42bb SR |
592 | // Close clipboard panel if open |
593 | if (UI.clipboardOpen === true) { | |
594 | UI.toggleClipboardPanel(); | |
bbbf42bb | 595 | } |
bbbf42bb SR |
596 | // Toggle XVP panel |
597 | if (UI.xvpOpen === true) { | |
ae510306 SR |
598 | document.getElementById('noVNC_xvp').style.display = "none"; |
599 | document.getElementById('noVNC_toggleXvp_button').className = "noVNC_status_button"; | |
bbbf42bb SR |
600 | UI.xvpOpen = false; |
601 | } else { | |
ae510306 SR |
602 | document.getElementById('noVNC_xvp').style.display = "block"; |
603 | document.getElementById('noVNC_toggleXvp_button').className = "noVNC_status_button_selected"; | |
bbbf42bb | 604 | UI.xvpOpen = true; |
bbbf42bb | 605 | } |
bbbf42bb SR |
606 | }, |
607 | ||
608 | // Disable/enable XVP button | |
9e45354e | 609 | updateXvpButton: function(ver) { |
bbbf42bb | 610 | if (ver >= 1) { |
ae510306 | 611 | document.getElementById('noVNC_toggleXvp_button').style.display = 'inline'; |
bbbf42bb | 612 | } else { |
ae510306 | 613 | document.getElementById('noVNC_toggleXvp_button').style.display = 'none'; |
bbbf42bb SR |
614 | // Close XVP panel if open |
615 | if (UI.xvpOpen === true) { | |
616 | UI.toggleXvpPanel(); | |
617 | } | |
618 | } | |
619 | }, | |
620 | ||
95dd6001 | 621 | /* ------^------- |
622 | * /XVP | |
623 | * ============== | |
624 | * CLIPBOARD | |
625 | * ------v------*/ | |
f8b399d7 | 626 | |
bbbf42bb SR |
627 | // Show the clipboard panel |
628 | toggleClipboardPanel: function() { | |
629 | // Close the description panel | |
ae510306 | 630 | document.getElementById('noVNC_description').style.display = "none"; |
bbbf42bb SR |
631 | // Close settings if open |
632 | if (UI.settingsOpen === true) { | |
633 | UI.settingsApply(); | |
634 | UI.closeSettingsMenu(); | |
635 | } | |
636 | // Close connection settings if open | |
637 | if (UI.connSettingsOpen === true) { | |
638 | UI.toggleConnectPanel(); | |
639 | } | |
bbbf42bb SR |
640 | // Close XVP panel if open |
641 | if (UI.xvpOpen === true) { | |
642 | UI.toggleXvpPanel(); | |
643 | } | |
644 | // Toggle Clipboard Panel | |
645 | if (UI.clipboardOpen === true) { | |
ae510306 SR |
646 | document.getElementById('noVNC_clipboard').style.display = "none"; |
647 | document.getElementById('noVNC_clipboard_button').className = "noVNC_status_button"; | |
bbbf42bb SR |
648 | UI.clipboardOpen = false; |
649 | } else { | |
ae510306 SR |
650 | document.getElementById('noVNC_clipboard').style.display = "block"; |
651 | document.getElementById('noVNC_clipboard_button').className = "noVNC_status_button_selected"; | |
bbbf42bb SR |
652 | UI.clipboardOpen = true; |
653 | } | |
bbbf42bb SR |
654 | }, |
655 | ||
4d26f58e | 656 | clipboardReceive: function(rfb, text) { |
657 | Util.Debug(">> UI.clipboardReceive: " + text.substr(0,40) + "..."); | |
ae510306 | 658 | document.getElementById('noVNC_clipboard_text').value = text; |
4d26f58e | 659 | Util.Debug("<< UI.clipboardReceive"); |
95dd6001 | 660 | }, |
661 | ||
4d26f58e | 662 | clipboardClear: function() { |
ae510306 | 663 | document.getElementById('noVNC_clipboard_text').value = ""; |
95dd6001 | 664 | UI.rfb.clipboardPasteFrom(""); |
665 | }, | |
666 | ||
4d26f58e | 667 | clipboardSend: function() { |
ae510306 | 668 | var text = document.getElementById('noVNC_clipboard_text').value; |
4d26f58e | 669 | Util.Debug(">> UI.clipboardSend: " + text.substr(0,40) + "..."); |
95dd6001 | 670 | UI.rfb.clipboardPasteFrom(text); |
4d26f58e | 671 | Util.Debug("<< UI.clipboardSend"); |
95dd6001 | 672 | }, |
673 | ||
674 | /* ------^------- | |
675 | * /CLIPBOARD | |
676 | * ============== | |
677 | * CONNECTION | |
678 | * ------v------*/ | |
679 | ||
ab81ddf5 | 680 | // Show the connection settings panel/menu |
681 | toggleConnectPanel: function() { | |
682 | // Close the description panel | |
ae510306 | 683 | document.getElementById('noVNC_description').style.display = "none"; |
ab81ddf5 | 684 | // Close connection settings if open |
685 | if (UI.settingsOpen === true) { | |
686 | UI.settingsApply(); | |
687 | UI.closeSettingsMenu(); | |
ae510306 | 688 | document.getElementById('noVNC_connectPanel_button').className = "noVNC_status_button"; |
ab81ddf5 | 689 | } |
690 | // Close clipboard panel if open | |
691 | if (UI.clipboardOpen === true) { | |
692 | UI.toggleClipboardPanel(); | |
693 | } | |
694 | // Close XVP panel if open | |
695 | if (UI.xvpOpen === true) { | |
696 | UI.toggleXvpPanel(); | |
697 | } | |
698 | ||
699 | // Toggle Connection Panel | |
700 | if (UI.connSettingsOpen === true) { | |
ae510306 SR |
701 | document.getElementById('noVNC_controls').style.display = "none"; |
702 | document.getElementById('noVNC_connectPanel_button').className = "noVNC_status_button"; | |
ab81ddf5 | 703 | UI.connSettingsOpen = false; |
704 | UI.saveSetting('host'); | |
705 | UI.saveSetting('port'); | |
706 | UI.saveSetting('token'); | |
707 | //UI.saveSetting('password'); | |
708 | } else { | |
ae510306 SR |
709 | document.getElementById('noVNC_controls').style.display = "block"; |
710 | document.getElementById('noVNC_connectPanel_button').className = "noVNC_status_button_selected"; | |
ab81ddf5 | 711 | UI.connSettingsOpen = true; |
ae510306 | 712 | document.getElementById('noVNC_setting_host').focus(); |
ab81ddf5 | 713 | } |
bbbf42bb SR |
714 | }, |
715 | ||
716 | connect: function() { | |
717 | UI.closeSettingsMenu(); | |
c506a481 | 718 | UI.toggleConnectPanel(); |
f00b1e37 | 719 | |
ae510306 SR |
720 | var host = document.getElementById('noVNC_setting_host').value; |
721 | var port = document.getElementById('noVNC_setting_port').value; | |
722 | var password = document.getElementById('noVNC_setting_password').value; | |
723 | var token = document.getElementById('noVNC_setting_token').value; | |
724 | var path = document.getElementById('noVNC_setting_path').value; | |
c55f05f6 MXPN |
725 | |
726 | //if token is in path then ignore the new token variable | |
727 | if (token) { | |
728 | path = WebUtil.injectParamIfMissing(path, "token", token); | |
729 | } | |
730 | ||
bbbf42bb SR |
731 | if ((!host) || (!port)) { |
732 | throw new Error("Must set host and port"); | |
733 | } | |
53fc7392 | 734 | |
d9fc1c7b | 735 | if (!UI.initRFB()) return; |
58ded70d | 736 | |
bbbf42bb SR |
737 | UI.rfb.set_encrypt(UI.getSetting('encrypt')); |
738 | UI.rfb.set_true_color(UI.getSetting('true_color')); | |
739 | UI.rfb.set_local_cursor(UI.getSetting('cursor')); | |
740 | UI.rfb.set_shared(UI.getSetting('shared')); | |
741 | UI.rfb.set_view_only(UI.getSetting('view_only')); | |
742 | UI.rfb.set_repeaterID(UI.getSetting('repeaterID')); | |
53fc7392 | 743 | |
bbbf42bb | 744 | UI.rfb.connect(host, port, password, path); |
8e0f0088 | 745 | |
bbbf42bb | 746 | //Close dialog. |
67685d07 | 747 | setTimeout(UI.setBarPosition, 100); |
ae510306 SR |
748 | document.getElementById('noVNC_logo').style.display = "none"; |
749 | document.getElementById('noVNC_screen').style.display = "inline"; | |
bbbf42bb | 750 | }, |
5299db1a | 751 | |
bbbf42bb SR |
752 | disconnect: function() { |
753 | UI.closeSettingsMenu(); | |
754 | UI.rfb.disconnect(); | |
8e0f0088 | 755 | |
f8b399d7 | 756 | // Restore the callback used for initial resize |
ab81ddf5 | 757 | UI.rfb.set_onFBUComplete(UI.initialResize); |
f8b399d7 | 758 | |
ae510306 SR |
759 | document.getElementById('noVNC_logo').style.display = "block"; |
760 | document.getElementById('noVNC_screen').style.display = "none"; | |
fdedbafb | 761 | |
e543525f | 762 | // Don't display the connection settings until we're actually disconnected |
bbbf42bb SR |
763 | }, |
764 | ||
95dd6001 | 765 | setPassword: function() { |
ae510306 | 766 | UI.rfb.sendPassword(document.getElementById('noVNC_setting_password').value); |
95dd6001 | 767 | //Reset connect button. |
ae510306 SR |
768 | document.getElementById('noVNC_connect_button').value = "Connect"; |
769 | document.getElementById('noVNC_connect_button').onclick = UI.connect; | |
95dd6001 | 770 | //Hide connection panel. |
771 | UI.toggleConnectPanel(); | |
772 | return false; | |
773 | }, | |
58ded70d | 774 | |
95dd6001 | 775 | /* ------^------- |
776 | * /CONNECTION | |
777 | * ============== | |
778 | * FULLSCREEN | |
779 | * ------v------*/ | |
780 | ||
7d1dc09a | 781 | toggleFullscreen: function() { |
782 | if (document.fullscreenElement || // alternative standard method | |
783 | document.mozFullScreenElement || // currently working methods | |
784 | document.webkitFullscreenElement || | |
a6357e82 | 785 | document.msFullscreenElement) { |
7d1dc09a | 786 | if (document.exitFullscreen) { |
787 | document.exitFullscreen(); | |
788 | } else if (document.mozCancelFullScreen) { | |
789 | document.mozCancelFullScreen(); | |
790 | } else if (document.webkitExitFullscreen) { | |
791 | document.webkitExitFullscreen(); | |
792 | } else if (document.msExitFullscreen) { | |
793 | document.msExitFullscreen(); | |
794 | } | |
795 | } else { | |
796 | if (document.documentElement.requestFullscreen) { | |
797 | document.documentElement.requestFullscreen(); | |
798 | } else if (document.documentElement.mozRequestFullScreen) { | |
799 | document.documentElement.mozRequestFullScreen(); | |
800 | } else if (document.documentElement.webkitRequestFullscreen) { | |
801 | document.documentElement.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT); | |
802 | } else if (document.body.msRequestFullscreen) { | |
803 | document.body.msRequestFullscreen(); | |
804 | } | |
805 | } | |
a6357e82 | 806 | UI.enableDisableViewClip(); |
7d1dc09a | 807 | UI.updateFullscreenButton(); |
bbbf42bb SR |
808 | }, |
809 | ||
7d1dc09a | 810 | updateFullscreenButton: function() { |
811 | if (document.fullscreenElement || // alternative standard method | |
812 | document.mozFullScreenElement || // currently working methods | |
813 | document.webkitFullscreenElement || | |
814 | document.msFullscreenElement ) { | |
ae510306 | 815 | document.getElementById('noVNC_fullscreen_button').className = "noVNC_status_button_selected"; |
7d1dc09a | 816 | } else { |
ae510306 | 817 | document.getElementById('noVNC_fullscreen_button').className = "noVNC_status_button"; |
7d1dc09a | 818 | } |
819 | }, | |
820 | ||
95dd6001 | 821 | /* ------^------- |
822 | * /FULLSCREEN | |
823 | * ============== | |
824 | * RESIZE | |
825 | * ------v------*/ | |
777cb7a0 | 826 | |
827 | // Apply remote resizing or local scaling | |
0bd2cbac | 828 | applyResizeMode: function() { |
58ded70d SR |
829 | if (!UI.rfb) return; |
830 | ||
777cb7a0 | 831 | var screen = UI.screenSize(); |
832 | ||
833 | if (screen && UI.rfb_state === 'normal' && UI.rfb.get_display()) { | |
834 | ||
835 | var display = UI.rfb.get_display(); | |
836 | var resizeMode = UI.getSetting('resize'); | |
837 | ||
838 | if (resizeMode === 'remote') { | |
839 | ||
840 | // Request changing the resolution of the remote display to | |
841 | // the size of the local browser viewport. | |
842 | ||
843 | // In order to not send multiple requests before the browser-resize | |
844 | // is finished we wait 0.5 seconds before sending the request. | |
845 | clearTimeout(UI.resizeTimeout); | |
846 | UI.resizeTimeout = setTimeout(function(){ | |
847 | ||
848 | // Limit the viewport to the size of the browser window | |
849 | display.set_maxWidth(screen.w); | |
850 | display.set_maxHeight(screen.h); | |
851 | ||
5fd3f88e | 852 | Util.Debug('Attempting requestDesktopSize(' + |
777cb7a0 | 853 | screen.w + ', ' + screen.h + ')'); |
854 | ||
855 | // Request a remote size covering the viewport | |
5fd3f88e | 856 | UI.rfb.requestDesktopSize(screen.w, screen.h); |
777cb7a0 | 857 | }, 500); |
858 | ||
859 | } else if (resizeMode === 'scale' || resizeMode === 'downscale') { | |
860 | var downscaleOnly = resizeMode === 'downscale'; | |
861 | var scaleRatio = display.autoscale(screen.w, screen.h, downscaleOnly); | |
862 | UI.rfb.get_mouse().set_scale(scaleRatio); | |
863 | Util.Debug('Scaling by ' + UI.rfb.get_mouse().get_scale()); | |
864 | } | |
865 | } | |
bbbf42bb SR |
866 | }, |
867 | ||
777cb7a0 | 868 | // The screen is always the same size as the available viewport |
869 | // in the browser window minus the height of the control bar | |
0bd2cbac | 870 | screenSize: function() { |
ae510306 | 871 | var screen = document.getElementById('noVNC_screen'); |
777cb7a0 | 872 | |
873 | // Hide the scrollbars until the size is calculated | |
874 | screen.style.overflow = "hidden"; | |
875 | ||
876 | var pos = Util.getPosition(screen); | |
877 | var w = pos.width; | |
878 | var h = pos.height; | |
879 | ||
880 | screen.style.overflow = "visible"; | |
881 | ||
882 | if (isNaN(w) || isNaN(h)) { | |
883 | return false; | |
884 | } else { | |
885 | return {w: w, h: h}; | |
886 | } | |
bbbf42bb SR |
887 | }, |
888 | ||
777cb7a0 | 889 | // Normally we only apply the current resize mode after a window resize |
890 | // event. This means that when a new connection is opened, there is no | |
891 | // resize mode active. | |
892 | // We have to wait until the first FBU because this is where the client | |
893 | // will find the supported encodings of the server. Some calls later in | |
894 | // the chain is dependant on knowing the server-capabilities. | |
895 | initialResize: function(rfb, fbu) { | |
896 | UI.applyResizeMode(); | |
897 | // After doing this once, we remove the callback. | |
898 | UI.rfb.set_onFBUComplete(function() { }); | |
bbbf42bb SR |
899 | }, |
900 | ||
95dd6001 | 901 | /* ------^------- |
902 | * /RESIZE | |
903 | * ============== | |
904 | * CLIPPING | |
905 | * ------v------*/ | |
906 | ||
30bfff81 | 907 | // Set and configure viewport clipping |
bbbf42bb SR |
908 | setViewClip: function(clip) { |
909 | var display; | |
910 | if (UI.rfb) { | |
911 | display = UI.rfb.get_display(); | |
912 | } else { | |
a6357e82 | 913 | UI.forceSetting('clip', clip); |
bbbf42bb SR |
914 | return; |
915 | } | |
8e0f0088 | 916 | |
bbbf42bb SR |
917 | var cur_clip = display.get_viewport(); |
918 | ||
919 | if (typeof(clip) !== 'boolean') { | |
920 | // Use current setting | |
921 | clip = UI.getSetting('clip'); | |
922 | } | |
8e0f0088 | 923 | |
bbbf42bb SR |
924 | if (clip && !cur_clip) { |
925 | // Turn clipping on | |
926 | UI.updateSetting('clip', true); | |
927 | } else if (!clip && cur_clip) { | |
928 | // Turn clipping off | |
929 | UI.updateSetting('clip', false); | |
930 | display.set_viewport(false); | |
31ddaa1c | 931 | // Disable max dimensions |
fdedbafb | 932 | display.set_maxWidth(0); |
933 | display.set_maxHeight(0); | |
f8b399d7 | 934 | display.viewportChangeSize(); |
bbbf42bb SR |
935 | } |
936 | if (UI.getSetting('clip')) { | |
937 | // If clipping, update clipping settings | |
bbbf42bb | 938 | display.set_viewport(true); |
fdedbafb | 939 | |
553864e8 | 940 | var size = UI.screenSize(); |
fdedbafb | 941 | if (size) { |
942 | display.set_maxWidth(size.w); | |
943 | display.set_maxHeight(size.h); | |
944 | ||
945 | // Hide potential scrollbars that can skew the position | |
ae510306 | 946 | document.getElementById('noVNC_screen').style.overflow = "hidden"; |
fdedbafb | 947 | |
948 | // The x position marks the left margin of the canvas, | |
949 | // remove the margin from both sides to keep it centered | |
ae510306 | 950 | var new_w = size.w - (2 * Util.getPosition(document.getElementById('noVNC_canvas')).x); |
fdedbafb | 951 | |
ae510306 | 952 | document.getElementById('noVNC_screen').style.overflow = "visible"; |
fdedbafb | 953 | |
954 | display.viewportChangeSize(new_w, size.h); | |
955 | } | |
bbbf42bb SR |
956 | } |
957 | }, | |
958 | ||
30bfff81 | 959 | // Handle special cases where clipping is forced on/off or locked |
0bd2cbac | 960 | enableDisableViewClip: function() { |
ae510306 | 961 | var resizeSetting = document.getElementById('noVNC_setting_resize'); |
a6357e82 | 962 | var connected = UI.rfb && UI.rfb_state === 'normal'; |
963 | ||
f620259b | 964 | if (UI.isSafari) { |
965 | // Safari auto-hides the scrollbars which makes them | |
966 | // impossible to use in most cases | |
967 | UI.setViewClip(true); | |
ae510306 | 968 | document.getElementById('noVNC_setting_clip').disabled = true; |
682fd02b | 969 | } else if (resizeSetting.value === 'downscale' || resizeSetting.value === 'scale') { |
a6357e82 | 970 | // Disable clipping if we are scaling |
971 | UI.setViewClip(false); | |
ae510306 | 972 | document.getElementById('noVNC_setting_clip').disabled = true; |
a6357e82 | 973 | } else if (document.msFullscreenElement) { |
974 | // The browser is IE and we are in fullscreen mode. | |
975 | // - We need to force clipping while in fullscreen since | |
976 | // scrollbars doesn't work. | |
4e471b5b | 977 | UI.popupStatus("Forcing clipping mode since scrollbars aren't supported by IE in fullscreen"); |
a6357e82 | 978 | UI.rememberedClipSetting = UI.getSetting('clip'); |
979 | UI.setViewClip(true); | |
ae510306 | 980 | document.getElementById('noVNC_setting_clip').disabled = true; |
a6357e82 | 981 | } else if (document.body.msRequestFullscreen && UI.rememberedClip !== null) { |
982 | // Restore view clip to what it was before fullscreen on IE | |
983 | UI.setViewClip(UI.rememberedClipSetting); | |
ae510306 | 984 | document.getElementById('noVNC_setting_clip').disabled = connected || UI.isTouchDevice; |
30bfff81 | 985 | } else { |
ae510306 | 986 | document.getElementById('noVNC_setting_clip').disabled = connected || UI.isTouchDevice; |
30bfff81 | 987 | if (UI.isTouchDevice) { |
a6357e82 | 988 | UI.setViewClip(true); |
30bfff81 | 989 | } |
990 | } | |
991 | }, | |
992 | ||
95dd6001 | 993 | /* ------^------- |
994 | * /CLIPPING | |
995 | * ============== | |
996 | * VIEWDRAG | |
997 | * ------v------*/ | |
998 | ||
e00698fe | 999 | // Update the viewport drag state |
31ddaa1c | 1000 | updateViewDrag: function(drag) { |
58ded70d | 1001 | if (!UI.rfb) return; |
bbbf42bb | 1002 | |
ae510306 | 1003 | var viewDragButton = document.getElementById('noVNC_view_drag_button'); |
bbbf42bb | 1004 | |
e00698fe | 1005 | // Check if viewport drag is possible. It is only possible |
1006 | // if the remote display is clipping the client display. | |
f8b399d7 | 1007 | if (UI.rfb_state === 'normal' && |
1008 | UI.rfb.get_display().get_viewport() && | |
fdedbafb | 1009 | UI.rfb.get_display().clippingDisplay()) { |
31ddaa1c | 1010 | |
e00698fe | 1011 | viewDragButton.style.display = "inline"; |
1012 | viewDragButton.disabled = false; | |
29a0e6a8 | 1013 | |
31ddaa1c | 1014 | } else { |
e00698fe | 1015 | // The size of the remote display is the same or smaller |
1016 | // than the client display. Make sure viewport drag isn't | |
1017 | // active when it can't be used. | |
31ddaa1c | 1018 | if (UI.rfb.get_viewportDrag) { |
e00698fe | 1019 | viewDragButton.className = "noVNC_status_button"; |
31ddaa1c | 1020 | UI.rfb.set_viewportDrag(false); |
1021 | } | |
1022 | ||
e00698fe | 1023 | // The button is disabled instead of hidden on touch devices |
31ddaa1c | 1024 | if (UI.rfb_state === 'normal' && UI.isTouchDevice) { |
e00698fe | 1025 | viewDragButton.style.display = "inline"; |
1026 | viewDragButton.disabled = true; | |
31ddaa1c | 1027 | } else { |
e00698fe | 1028 | viewDragButton.style.display = "none"; |
31ddaa1c | 1029 | } |
1030 | return; | |
1031 | } | |
1032 | ||
1033 | if (typeof(drag) !== "undefined" && | |
1034 | typeof(drag) !== "object") { | |
1035 | if (drag) { | |
e00698fe | 1036 | viewDragButton.className = "noVNC_status_button_selected"; |
31ddaa1c | 1037 | UI.rfb.set_viewportDrag(true); |
1038 | } else { | |
e00698fe | 1039 | viewDragButton.className = "noVNC_status_button"; |
31ddaa1c | 1040 | UI.rfb.set_viewportDrag(false); |
1041 | } | |
1042 | } | |
1043 | }, | |
29a0e6a8 | 1044 | |
31ddaa1c | 1045 | toggleViewDrag: function() { |
1046 | if (!UI.rfb) return; | |
1047 | ||
ae510306 | 1048 | var viewDragButton = document.getElementById('noVNC_view_drag_button'); |
31ddaa1c | 1049 | if (UI.rfb.get_viewportDrag()) { |
e00698fe | 1050 | viewDragButton.className = "noVNC_status_button"; |
31ddaa1c | 1051 | UI.rfb.set_viewportDrag(false); |
f8b399d7 | 1052 | } else { |
e00698fe | 1053 | viewDragButton.className = "noVNC_status_button_selected"; |
31ddaa1c | 1054 | UI.rfb.set_viewportDrag(true); |
f8b399d7 | 1055 | } |
1056 | }, | |
1057 | ||
95dd6001 | 1058 | /* ------^------- |
1059 | * /VIEWDRAG | |
1060 | * ============== | |
1061 | * KEYBOARD | |
1062 | * ------v------*/ | |
fdf21468 | 1063 | |
bbbf42bb SR |
1064 | // On touch devices, show the OS keyboard |
1065 | showKeyboard: function() { | |
ae510306 SR |
1066 | var kbi = document.getElementById('noVNC_keyboardinput'); |
1067 | var skb = document.getElementById('noVNC_keyboard_button'); | |
bbbf42bb SR |
1068 | var l = kbi.value.length; |
1069 | if(UI.keyboardVisible === false) { | |
1070 | kbi.focus(); | |
1071 | try { kbi.setSelectionRange(l, l); } // Move the caret to the end | |
1072 | catch (err) {} // setSelectionRange is undefined in Google Chrome | |
1073 | UI.keyboardVisible = true; | |
1074 | skb.className = "noVNC_status_button_selected"; | |
1075 | } else if(UI.keyboardVisible === true) { | |
1076 | kbi.blur(); | |
1077 | skb.className = "noVNC_status_button"; | |
1078 | UI.keyboardVisible = false; | |
1079 | } | |
1080 | }, | |
1081 | ||
fdf21468 | 1082 | hideKeyboard: function() { |
ae510306 | 1083 | document.getElementById('noVNC_keyboard_button').className = "noVNC_status_button"; |
fdf21468 | 1084 | //Weird bug in iOS if you change keyboardVisible |
1085 | //here it does not actually occur so next time | |
1086 | //you click keyboard icon it doesnt work. | |
1087 | UI.hideKeyboardTimeout = setTimeout(function() { | |
1088 | UI.keyboardVisible = false; | |
1089 | },100); | |
1090 | }, | |
1091 | ||
bbbf42bb SR |
1092 | keepKeyboard: function() { |
1093 | clearTimeout(UI.hideKeyboardTimeout); | |
1094 | if(UI.keyboardVisible === true) { | |
ae510306 SR |
1095 | document.getElementById('noVNC_keyboardinput').focus(); |
1096 | document.getElementById('noVNC_keyboard_button').className = "noVNC_status_button_selected"; | |
bbbf42bb | 1097 | } else if(UI.keyboardVisible === false) { |
ae510306 SR |
1098 | document.getElementById('noVNC_keyboardinput').blur(); |
1099 | document.getElementById('noVNC_keyboard_button').className = "noVNC_status_button"; | |
bbbf42bb SR |
1100 | } |
1101 | }, | |
1102 | ||
1103 | keyboardinputReset: function() { | |
ae510306 | 1104 | var kbi = document.getElementById('noVNC_keyboardinput'); |
bbbf42bb SR |
1105 | kbi.value = new Array(UI.defaultKeyboardinputLen).join("_"); |
1106 | UI.lastKeyboardinput = kbi.value; | |
1107 | }, | |
1108 | ||
1109 | // When normal keyboard events are left uncought, use the input events from | |
1110 | // the keyboardinput element instead and generate the corresponding key events. | |
1111 | // This code is required since some browsers on Android are inconsistent in | |
1112 | // sending keyCodes in the normal keyboard events when using on screen keyboards. | |
1113 | keyInput: function(event) { | |
3b8ec46f | 1114 | |
58ded70d | 1115 | if (!UI.rfb) return; |
3b8ec46f | 1116 | |
bbbf42bb | 1117 | var newValue = event.target.value; |
1138bdd4 | 1118 | |
1119 | if (!UI.lastKeyboardinput) { | |
1120 | UI.keyboardinputReset(); | |
1121 | } | |
cb3e4deb | 1122 | var oldValue = UI.lastKeyboardinput; |
bbbf42bb SR |
1123 | |
1124 | var newLen; | |
1125 | try { | |
1126 | // Try to check caret position since whitespace at the end | |
1127 | // will not be considered by value.length in some browsers | |
1128 | newLen = Math.max(event.target.selectionStart, newValue.length); | |
1129 | } catch (err) { | |
1130 | // selectionStart is undefined in Google Chrome | |
1131 | newLen = newValue.length; | |
1132 | } | |
1133 | var oldLen = oldValue.length; | |
1134 | ||
1135 | var backspaces; | |
1136 | var inputs = newLen - oldLen; | |
1137 | if (inputs < 0) { | |
1138 | backspaces = -inputs; | |
1139 | } else { | |
1140 | backspaces = 0; | |
1141 | } | |
8e0f0088 | 1142 | |
bbbf42bb SR |
1143 | // Compare the old string with the new to account for |
1144 | // text-corrections or other input that modify existing text | |
1145 | var i; | |
1146 | for (i = 0; i < Math.min(oldLen, newLen); i++) { | |
1147 | if (newValue.charAt(i) != oldValue.charAt(i)) { | |
1148 | inputs = newLen - i; | |
1149 | backspaces = oldLen - i; | |
1150 | break; | |
1151 | } | |
1152 | } | |
1153 | ||
1154 | // Send the key events | |
1155 | for (i = 0; i < backspaces; i++) { | |
ae510306 | 1156 | UI.rfb.sendKey(KeyTable.XK_BackSpace); |
bbbf42bb SR |
1157 | } |
1158 | for (i = newLen - inputs; i < newLen; i++) { | |
1159 | UI.rfb.sendKey(newValue.charCodeAt(i)); | |
1160 | } | |
1161 | ||
1162 | // Control the text content length in the keyboardinput element | |
1163 | if (newLen > 2 * UI.defaultKeyboardinputLen) { | |
1164 | UI.keyboardinputReset(); | |
1165 | } else if (newLen < 1) { | |
1166 | // There always have to be some text in the keyboardinput | |
1167 | // element with which backspace can interact. | |
1168 | UI.keyboardinputReset(); | |
1169 | // This sometimes causes the keyboard to disappear for a second | |
1170 | // but it is required for the android keyboard to recognize that | |
1171 | // text has been added to the field | |
1172 | event.target.blur(); | |
1173 | // This has to be ran outside of the input handler in order to work | |
67685d07 | 1174 | setTimeout(UI.keepKeyboard, 0); |
bbbf42bb SR |
1175 | } else { |
1176 | UI.lastKeyboardinput = newValue; | |
1177 | } | |
1178 | }, | |
1179 | ||
cd611a53 | 1180 | toggleExtraKeys: function() { |
bbbf42bb SR |
1181 | UI.keepKeyboard(); |
1182 | if(UI.extraKeysVisible === false) { | |
ae510306 SR |
1183 | document.getElementById('noVNC_toggleCtrl_button').style.display = "inline"; |
1184 | document.getElementById('noVNC_toggleAlt_button').style.display = "inline"; | |
1185 | document.getElementById('noVNC_sendTab_button').style.display = "inline"; | |
1186 | document.getElementById('noVNC_sendEsc_button').style.display = "inline"; | |
1187 | document.getElementById('noVNC_toggleExtraKeys_button').className = "noVNC_status_button_selected"; | |
bbbf42bb SR |
1188 | UI.extraKeysVisible = true; |
1189 | } else if(UI.extraKeysVisible === true) { | |
ae510306 SR |
1190 | document.getElementById('noVNC_toggleCtrl_button').style.display = ""; |
1191 | document.getElementById('noVNC_toggleAlt_button').style.display = ""; | |
1192 | document.getElementById('noVNC_sendTab_button').style.display = ""; | |
1193 | document.getElementById('noVNC_sendEsc_button').style.display = ""; | |
1194 | document.getElementById('noVNC_toggleExtraKeys_button').className = "noVNC_status_button"; | |
bbbf42bb SR |
1195 | UI.extraKeysVisible = false; |
1196 | } | |
1197 | }, | |
1198 | ||
fdf21468 | 1199 | sendEsc: function() { |
1200 | UI.keepKeyboard(); | |
ae510306 | 1201 | UI.rfb.sendKey(KeyTable.XK_Escape); |
fdf21468 | 1202 | }, |
1203 | ||
1204 | sendTab: function() { | |
1205 | UI.keepKeyboard(); | |
ae510306 | 1206 | UI.rfb.sendKey(KeyTable.XK_Tab); |
fdf21468 | 1207 | }, |
1208 | ||
bbbf42bb SR |
1209 | toggleCtrl: function() { |
1210 | UI.keepKeyboard(); | |
1211 | if(UI.ctrlOn === false) { | |
ae510306 SR |
1212 | UI.rfb.sendKey(KeyTable.XK_Control_L, true); |
1213 | document.getElementById('noVNC_toggleCtrl_button').className = "noVNC_status_button_selected"; | |
bbbf42bb SR |
1214 | UI.ctrlOn = true; |
1215 | } else if(UI.ctrlOn === true) { | |
ae510306 SR |
1216 | UI.rfb.sendKey(KeyTable.XK_Control_L, false); |
1217 | document.getElementById('noVNC_toggleCtrl_button').className = "noVNC_status_button"; | |
bbbf42bb SR |
1218 | UI.ctrlOn = false; |
1219 | } | |
1220 | }, | |
1221 | ||
1222 | toggleAlt: function() { | |
1223 | UI.keepKeyboard(); | |
1224 | if(UI.altOn === false) { | |
ae510306 SR |
1225 | UI.rfb.sendKey(KeyTable.XK_Alt_L, true); |
1226 | document.getElementById('noVNC_toggleAlt_button').className = "noVNC_status_button_selected"; | |
bbbf42bb SR |
1227 | UI.altOn = true; |
1228 | } else if(UI.altOn === true) { | |
ae510306 SR |
1229 | UI.rfb.sendKey(KeyTable.XK_Alt_L, false); |
1230 | document.getElementById('noVNC_toggleAlt_button').className = "noVNC_status_button"; | |
bbbf42bb SR |
1231 | UI.altOn = false; |
1232 | } | |
1233 | }, | |
1234 | ||
fdf21468 | 1235 | sendCtrlAltDel: function() { |
1236 | UI.rfb.sendCtrlAltDel(); | |
bbbf42bb SR |
1237 | }, |
1238 | ||
95dd6001 | 1239 | /* ------^------- |
1240 | * /KEYBOARD | |
1241 | * ============== | |
1242 | * MISC | |
1243 | * ------v------*/ | |
1244 | ||
1245 | setMouseButton: function(num) { | |
1246 | if (typeof num === 'undefined') { | |
1247 | // Disable mouse buttons | |
1248 | num = -1; | |
1249 | } | |
1250 | if (UI.rfb) { | |
1251 | UI.rfb.get_mouse().set_touchButton(num); | |
1252 | } | |
1253 | ||
1254 | var blist = [0, 1,2,4]; | |
1255 | for (var b = 0; b < blist.length; b++) { | |
ae510306 | 1256 | var button = document.getElementById('noVNC_mouse_button' + blist[b]); |
95dd6001 | 1257 | if (blist[b] === num) { |
1258 | button.style.display = ""; | |
1259 | } else { | |
1260 | button.style.display = "none"; | |
1261 | } | |
1262 | } | |
1263 | }, | |
1264 | ||
1265 | displayBlur: function() { | |
1266 | if (!UI.rfb) return; | |
1267 | ||
1268 | UI.rfb.get_keyboard().set_focused(false); | |
1269 | UI.rfb.get_mouse().set_focused(false); | |
1270 | }, | |
1271 | ||
1272 | displayFocus: function() { | |
1273 | if (!UI.rfb) return; | |
1274 | ||
1275 | UI.rfb.get_keyboard().set_focused(true); | |
1276 | UI.rfb.get_mouse().set_focused(true); | |
bbbf42bb SR |
1277 | }, |
1278 | ||
95dd6001 | 1279 | // Display the desktop name in the document title |
1280 | updateDocumentTitle: function(rfb, name) { | |
1281 | document.title = name + " - noVNC"; | |
bbbf42bb SR |
1282 | }, |
1283 | ||
bbbf42bb SR |
1284 | //Helper to add options to dropdown. |
1285 | addOption: function(selectbox, text, value) { | |
1286 | var optn = document.createElement("OPTION"); | |
1287 | optn.text = text; | |
1288 | optn.value = value; | |
1289 | selectbox.options.add(optn); | |
1290 | }, | |
1291 | ||
1292 | setBarPosition: function() { | |
ae510306 SR |
1293 | document.getElementById('noVNC_control_bar').style.top = (window.pageYOffset) + 'px'; |
1294 | document.getElementById('noVNC_mobile_buttons').style.left = (window.pageXOffset) + 'px'; | |
bbbf42bb | 1295 | |
ae510306 SR |
1296 | var vncwidth = document.getElementById('noVNC_container').style.offsetWidth; |
1297 | document.getElementById('noVNC_control_bar').style.width = vncwidth + 'px'; | |
bbbf42bb SR |
1298 | } |
1299 | ||
95dd6001 | 1300 | /* ------^------- |
1301 | * /MISC | |
1302 | * ============== | |
1303 | */ | |
bbbf42bb | 1304 | }; |
ae510306 SR |
1305 | |
1306 | /* [module] UI.load(); */ | |
bbbf42bb | 1307 | })(); |
ae510306 SR |
1308 | |
1309 | /* [module] export default UI; */ |