]>
Commit | Line | Data |
---|---|---|
15046f00 JM |
1 | /* |
2 | * noVNC: HTML5 VNC client | |
d58f8b51 | 3 | * Copyright (C) 2012 Joel Martin |
fdedbafb | 4 | * Copyright (C) 2015 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 SR |
10 | /* jslint white: false, browser: true */ |
11 | /* global window, $D, Util, WebUtil, RFB, Display */ | |
12 | ||
13 | var UI; | |
14 | ||
15 | (function () { | |
16 | "use strict"; | |
17 | ||
18 | // Load supporting scripts | |
19 | window.onscriptsload = function () { UI.load(); }; | |
bbbf42bb SR |
20 | Util.load_scripts(["webutil.js", "base64.js", "websock.js", "des.js", |
21 | "keysymdef.js", "keyboard.js", "input.js", "display.js", | |
6940936f | 22 | "rfb.js", "keysym.js", "inflator.js"]); |
bbbf42bb | 23 | |
bd6874e0 | 24 | UI = { |
bbbf42bb | 25 | |
045d9224 | 26 | rfb_state: 'loaded', |
529c64e1 | 27 | |
045d9224 | 28 | resizeTimeout: null, |
529c64e1 | 29 | popupStatusTimeout: null, |
30 | hideKeyboardTimeout: null, | |
31 | ||
045d9224 | 32 | settingsOpen: false, |
33 | connSettingsOpen: false, | |
bbbf42bb SR |
34 | clipboardOpen: false, |
35 | keyboardVisible: false, | |
529c64e1 | 36 | |
bbbf42bb | 37 | isTouchDevice: false, |
a6357e82 | 38 | rememberedClipSetting: null, |
529c64e1 | 39 | lastKeyboardinput: null, |
40 | defaultKeyboardinputLen: 100, | |
41 | ||
42 | shiftDown: false, | |
43 | ctrlDown: false, | |
44 | altDown: false, | |
45 | altGrDown: false, | |
bbbf42bb SR |
46 | |
47 | // Setup rfb object, load settings from browser storage, then call | |
48 | // UI.init to setup the UI/menus | |
49 | load: function (callback) { | |
50 | WebUtil.initSettings(UI.start, callback); | |
51 | }, | |
52 | ||
53 | // Render default UI and initialize settings menu | |
54 | start: function(callback) { | |
55 | UI.isTouchDevice = 'ontouchstart' in document.documentElement; | |
56 | ||
57 | // Stylesheet selection dropdown | |
58 | var sheet = WebUtil.selectStylesheet(); | |
59 | var sheets = WebUtil.getStylesheets(); | |
60 | var i; | |
61 | for (i = 0; i < sheets.length; i += 1) { | |
62 | UI.addOption($D('noVNC_stylesheet'),sheets[i].title, sheets[i].title); | |
63 | } | |
64 | ||
65 | // Logging selection dropdown | |
66 | var llevels = ['error', 'warn', 'info', 'debug']; | |
67 | for (i = 0; i < llevels.length; i += 1) { | |
68 | UI.addOption($D('noVNC_logging'),llevels[i], llevels[i]); | |
69 | } | |
70 | ||
71 | // Settings with immediate effects | |
72 | UI.initSetting('logging', 'warn'); | |
73 | WebUtil.init_logging(UI.getSetting('logging')); | |
74 | ||
75 | UI.initSetting('stylesheet', 'default'); | |
76 | WebUtil.selectStylesheet(null); | |
77 | // call twice to get around webkit bug | |
78 | WebUtil.selectStylesheet(UI.getSetting('stylesheet')); | |
79 | ||
80 | // if port == 80 (or 443) then it won't be present and should be | |
81 | // set manually | |
82 | var port = window.location.port; | |
83 | if (!port) { | |
84 | if (window.location.protocol.substring(0,5) == 'https') { | |
85 | port = 443; | |
86 | } | |
87 | else if (window.location.protocol.substring(0,4) == 'http') { | |
88 | port = 80; | |
89 | } | |
90 | } | |
91 | ||
92 | /* Populate the controls if defaults are provided in the URL */ | |
93 | UI.initSetting('host', window.location.hostname); | |
94 | UI.initSetting('port', port); | |
95 | UI.initSetting('password', ''); | |
96 | UI.initSetting('encrypt', (window.location.protocol === "https:")); | |
97 | UI.initSetting('true_color', true); | |
98 | UI.initSetting('cursor', !UI.isTouchDevice); | |
8b46c0de | 99 | UI.initSetting('resize', 'off'); |
bbbf42bb SR |
100 | UI.initSetting('shared', true); |
101 | UI.initSetting('view_only', false); | |
102 | UI.initSetting('path', 'websockify'); | |
103 | UI.initSetting('repeaterID', ''); | |
c55f05f6 | 104 | UI.initSetting('token', ''); |
bbbf42bb | 105 | |
494b407a | 106 | var autoconnect = WebUtil.getConfigVar('autoconnect', false); |
bbbf42bb SR |
107 | if (autoconnect === 'true' || autoconnect == '1') { |
108 | autoconnect = true; | |
109 | UI.connect(); | |
110 | } else { | |
111 | autoconnect = false; | |
112 | } | |
113 | ||
114 | UI.updateVisualState(); | |
115 | ||
fdedbafb | 116 | $D('noVNC_host').focus(); |
117 | ||
bbbf42bb SR |
118 | // Show mouse selector buttons on touch screen devices |
119 | if (UI.isTouchDevice) { | |
120 | // Show mobile buttons | |
121 | $D('noVNC_mobile_buttons').style.display = "inline"; | |
122 | UI.setMouseButton(); | |
123 | // Remove the address bar | |
124 | setTimeout(function() { window.scrollTo(0, 1); }, 100); | |
125 | UI.forceSetting('clip', true); | |
bbbf42bb SR |
126 | } else { |
127 | UI.initSetting('clip', false); | |
128 | } | |
129 | ||
bbbf42bb | 130 | UI.setViewClip(); |
fdedbafb | 131 | UI.setBarPosition(); |
f8b399d7 | 132 | |
133 | Util.addEvent(window, 'resize', function () { | |
fdedbafb | 134 | UI.onresize(); |
f8b399d7 | 135 | UI.setViewClip(); |
31ddaa1c | 136 | UI.updateViewDrag(); |
fdedbafb | 137 | UI.setBarPosition(); |
f8b399d7 | 138 | } ); |
bbbf42bb | 139 | |
a6357e82 | 140 | var isSafari = (navigator.userAgent.indexOf('Safari') != -1 && |
141 | navigator.userAgent.indexOf('Chrome') == -1); | |
142 | ||
143 | // Only show the button if fullscreen is properly supported | |
144 | // * Safari doesn't support alphanumerical input while in fullscreen | |
145 | if (!isSafari && | |
146 | (document.documentElement.requestFullscreen || | |
147 | document.documentElement.mozRequestFullScreen || | |
148 | document.documentElement.webkitRequestFullscreen || | |
149 | document.body.msRequestFullscreen)) { | |
150 | $D('fullscreenButton').style.display = "inline"; | |
7d1dc09a | 151 | Util.addEvent(window, 'fullscreenchange', UI.updateFullscreenButton); |
152 | Util.addEvent(window, 'mozfullscreenchange', UI.updateFullscreenButton); | |
153 | Util.addEvent(window, 'webkitfullscreenchange', UI.updateFullscreenButton); | |
154 | Util.addEvent(window, 'msfullscreenchange', UI.updateFullscreenButton); | |
155 | } | |
156 | ||
5b7598ac | 157 | Util.addEvent(window, 'load', UI.keyboardinputReset); |
158 | ||
bbbf42bb | 159 | Util.addEvent(window, 'beforeunload', function () { |
58ded70d | 160 | if (UI.rfb && UI.rfb_state === 'normal') { |
bbbf42bb SR |
161 | return "You are currently connected."; |
162 | } | |
163 | } ); | |
164 | ||
165 | // Show description by default when hosted at for kanaka.github.com | |
166 | if (location.host === "kanaka.github.io") { | |
167 | // Open the description dialog | |
168 | $D('noVNC_description').style.display = "block"; | |
169 | } else { | |
170 | // Show the connect panel on first load unless autoconnecting | |
171 | if (autoconnect === UI.connSettingsOpen) { | |
172 | UI.toggleConnectPanel(); | |
173 | } | |
174 | } | |
175 | ||
176 | // Add mouse event click/focus/blur event handlers to the UI | |
177 | UI.addMouseHandlers(); | |
178 | ||
179 | if (typeof callback === "function") { | |
180 | callback(UI.rfb); | |
181 | } | |
182 | }, | |
183 | ||
e543525f | 184 | initRFB: function () { |
d9fc1c7b SR |
185 | try { |
186 | UI.rfb = new RFB({'target': $D('noVNC_canvas'), | |
187 | 'onUpdateState': UI.updateState, | |
188 | 'onXvpInit': UI.updateXvpVisualState, | |
189 | 'onClipboard': UI.clipReceive, | |
190 | 'onFBUComplete': UI.FBUComplete, | |
31ddaa1c | 191 | 'onFBResize': UI.updateViewDrag, |
d9fc1c7b SR |
192 | 'onDesktopName': UI.updateDocumentTitle}); |
193 | return true; | |
194 | } catch (exc) { | |
195 | UI.updateState(null, 'fatal', null, 'Unable to create RFB client -- ' + exc); | |
196 | return false; | |
197 | } | |
e543525f SR |
198 | }, |
199 | ||
bbbf42bb SR |
200 | addMouseHandlers: function() { |
201 | // Setup interface handlers that can't be inline | |
31ddaa1c | 202 | $D("noVNC_view_drag_button").onclick = UI.toggleViewDrag; |
bbbf42bb SR |
203 | $D("noVNC_mouse_button0").onclick = function () { UI.setMouseButton(1); }; |
204 | $D("noVNC_mouse_button1").onclick = function () { UI.setMouseButton(2); }; | |
205 | $D("noVNC_mouse_button2").onclick = function () { UI.setMouseButton(4); }; | |
206 | $D("noVNC_mouse_button4").onclick = function () { UI.setMouseButton(0); }; | |
207 | $D("showKeyboard").onclick = UI.showKeyboard; | |
208 | ||
209 | $D("keyboardinput").oninput = UI.keyInput; | |
210 | $D("keyboardinput").onblur = UI.keyInputBlur; | |
48d26b2d | 211 | $D("keyboardinput").onsubmit = function () { return false; }; |
bbbf42bb SR |
212 | |
213 | $D("showExtraKeysButton").onclick = UI.showExtraKeys; | |
214 | $D("toggleCtrlButton").onclick = UI.toggleCtrl; | |
215 | $D("toggleAltButton").onclick = UI.toggleAlt; | |
216 | $D("sendTabButton").onclick = UI.sendTab; | |
217 | $D("sendEscButton").onclick = UI.sendEsc; | |
218 | ||
219 | $D("sendCtrlAltDelButton").onclick = UI.sendCtrlAltDel; | |
220 | $D("xvpShutdownButton").onclick = UI.xvpShutdown; | |
221 | $D("xvpRebootButton").onclick = UI.xvpReboot; | |
222 | $D("xvpResetButton").onclick = UI.xvpReset; | |
74f2ac96 | 223 | $D("noVNC_status").onclick = UI.togglePopupStatus; |
224 | $D("noVNC_popup_status").onclick = UI.togglePopupStatus; | |
bbbf42bb SR |
225 | $D("xvpButton").onclick = UI.toggleXvpPanel; |
226 | $D("clipboardButton").onclick = UI.toggleClipboardPanel; | |
7d1dc09a | 227 | $D("fullscreenButton").onclick = UI.toggleFullscreen; |
bbbf42bb SR |
228 | $D("settingsButton").onclick = UI.toggleSettingsPanel; |
229 | $D("connectButton").onclick = UI.toggleConnectPanel; | |
230 | $D("disconnectButton").onclick = UI.disconnect; | |
231 | $D("descriptionButton").onclick = UI.toggleConnectPanel; | |
232 | ||
233 | $D("noVNC_clipboard_text").onfocus = UI.displayBlur; | |
234 | $D("noVNC_clipboard_text").onblur = UI.displayFocus; | |
235 | $D("noVNC_clipboard_text").onchange = UI.clipSend; | |
236 | $D("noVNC_clipboard_clear_button").onclick = UI.clipClear; | |
237 | ||
238 | $D("noVNC_settings_menu").onmouseover = UI.displayBlur; | |
239 | $D("noVNC_settings_menu").onmouseover = UI.displayFocus; | |
240 | $D("noVNC_apply").onclick = UI.settingsApply; | |
241 | ||
242 | $D("noVNC_connect_button").onclick = UI.connect; | |
72747869 | 243 | |
a6357e82 | 244 | $D("noVNC_resize").onchange = UI.enableDisableViewClip; |
bbbf42bb SR |
245 | }, |
246 | ||
fdedbafb | 247 | onresize: function (callback) { |
58ded70d SR |
248 | if (!UI.rfb) return; |
249 | ||
fdedbafb | 250 | var size = UI.getCanvasLimit(); |
251 | ||
252 | if (size && UI.rfb_state === 'normal' && UI.rfb.get_display()) { | |
253 | var display = UI.rfb.get_display(); | |
254 | var scaleType = UI.getSetting('resize'); | |
255 | if (scaleType === 'remote') { | |
256 | // use remote resizing | |
257 | ||
258 | // When the local window has been resized, wait until the size remains | |
259 | // the same for 0.5 seconds before sending the request for changing | |
260 | // the resolution of the session | |
045d9224 | 261 | clearTimeout(UI.resizeTimeout); |
262 | UI.resizeTimeout = setTimeout(function(){ | |
fdedbafb | 263 | display.set_maxWidth(size.w); |
264 | display.set_maxHeight(size.h); | |
265 | Util.Debug('Attempting setDesktopSize(' + | |
266 | size.w + ', ' + size.h + ')'); | |
267 | UI.rfb.setDesktopSize(size.w, size.h); | |
268 | }, 500); | |
269 | } else if (scaleType === 'scale' || scaleType === 'downscale') { | |
270 | // use local scaling | |
271 | ||
272 | var downscaleOnly = scaleType === 'downscale'; | |
273 | var scaleRatio = display.autoscale(size.w, size.h, downscaleOnly); | |
274 | UI.rfb.get_mouse().set_scale(scaleRatio); | |
275 | Util.Debug('Scaling by ' + UI.rfb.get_mouse().get_scale()); | |
276 | } | |
277 | } | |
278 | }, | |
279 | ||
280 | getCanvasLimit: function () { | |
281 | var container = $D('noVNC_container'); | |
282 | ||
283 | // Hide the scrollbars until the size is calculated | |
284 | container.style.overflow = "hidden"; | |
285 | ||
16b3ef77 | 286 | var pos = Util.getPosition(container); |
287 | var w = pos.width; | |
288 | var h = pos.height; | |
fdedbafb | 289 | |
290 | container.style.overflow = "visible"; | |
291 | ||
292 | if (isNaN(w) || isNaN(h)) { | |
293 | return false; | |
294 | } else { | |
295 | return {w: w, h: h}; | |
296 | } | |
297 | }, | |
298 | ||
bbbf42bb SR |
299 | // Read form control compatible setting from cookie |
300 | getSetting: function(name) { | |
301 | var ctrl = $D('noVNC_' + name); | |
302 | var val = WebUtil.readSetting(name); | |
f8b399d7 | 303 | if (typeof val !== 'undefined' && val !== null && ctrl.type === 'checkbox') { |
bbbf42bb SR |
304 | if (val.toString().toLowerCase() in {'0':1, 'no':1, 'false':1}) { |
305 | val = false; | |
306 | } else { | |
307 | val = true; | |
308 | } | |
309 | } | |
310 | return val; | |
311 | }, | |
312 | ||
313 | // Update cookie and form control setting. If value is not set, then | |
314 | // updates from control to current cookie setting. | |
315 | updateSetting: function(name, value) { | |
316 | ||
317 | // Save the cookie for this session | |
318 | if (typeof value !== 'undefined') { | |
319 | WebUtil.writeSetting(name, value); | |
320 | } | |
321 | ||
322 | // Update the settings control | |
323 | value = UI.getSetting(name); | |
324 | ||
325 | var ctrl = $D('noVNC_' + name); | |
326 | if (ctrl.type === 'checkbox') { | |
327 | ctrl.checked = value; | |
328 | ||
329 | } else if (typeof ctrl.options !== 'undefined') { | |
330 | for (var i = 0; i < ctrl.options.length; i += 1) { | |
331 | if (ctrl.options[i].value === value) { | |
332 | ctrl.selectedIndex = i; | |
333 | break; | |
334 | } | |
335 | } | |
336 | } else { | |
337 | /*Weird IE9 error leads to 'null' appearring | |
338 | in textboxes instead of ''.*/ | |
339 | if (value === null) { | |
340 | value = ""; | |
341 | } | |
342 | ctrl.value = value; | |
343 | } | |
344 | }, | |
345 | ||
346 | // Save control setting to cookie | |
347 | saveSetting: function(name) { | |
348 | var val, ctrl = $D('noVNC_' + name); | |
349 | if (ctrl.type === 'checkbox') { | |
350 | val = ctrl.checked; | |
351 | } else if (typeof ctrl.options !== 'undefined') { | |
352 | val = ctrl.options[ctrl.selectedIndex].value; | |
353 | } else { | |
354 | val = ctrl.value; | |
355 | } | |
356 | WebUtil.writeSetting(name, val); | |
357 | //Util.Debug("Setting saved '" + name + "=" + val + "'"); | |
358 | return val; | |
359 | }, | |
360 | ||
361 | // Initial page load read/initialization of settings | |
362 | initSetting: function(name, defVal) { | |
363 | // Check Query string followed by cookie | |
494b407a | 364 | var val = WebUtil.getConfigVar(name); |
bbbf42bb SR |
365 | if (val === null) { |
366 | val = WebUtil.readSetting(name, defVal); | |
367 | } | |
368 | UI.updateSetting(name, val); | |
369 | return val; | |
370 | }, | |
371 | ||
372 | // Force a setting to be a certain value | |
373 | forceSetting: function(name, val) { | |
374 | UI.updateSetting(name, val); | |
375 | return val; | |
376 | }, | |
377 | ||
378 | ||
74f2ac96 | 379 | // Show the popup status |
380 | togglePopupStatus: function(text) { | |
381 | var psp = $D('noVNC_popup_status'); | |
4f19e5c6 | 382 | |
74f2ac96 | 383 | var closePopup = function() { psp.style.display = "none"; }; |
4f19e5c6 | 384 | |
74f2ac96 | 385 | if (window.getComputedStyle(psp).display === 'none') { |
b098afc2 | 386 | if (typeof text === 'string') { |
4f19e5c6 | 387 | psp.innerHTML = text; |
388 | } else { | |
389 | psp.innerHTML = $D('noVNC_status').innerHTML; | |
390 | } | |
bbbf42bb SR |
391 | psp.style.display = "block"; |
392 | psp.style.left = window.innerWidth/2 - | |
74f2ac96 | 393 | parseInt(window.getComputedStyle(psp).width)/2 -30 + "px"; |
4f19e5c6 | 394 | |
395 | // Show the popup for a maximum of 1.5 seconds | |
74f2ac96 | 396 | UI.popupStatusTimeout = setTimeout(function() { closePopup(); }, 1500); |
397 | } else { | |
398 | clearTimeout(UI.popupStatusTimeout); | |
399 | closePopup(); | |
bbbf42bb SR |
400 | } |
401 | }, | |
402 | ||
403 | // Show the XVP panel | |
404 | toggleXvpPanel: function() { | |
405 | // Close the description panel | |
406 | $D('noVNC_description').style.display = "none"; | |
407 | // Close settings if open | |
408 | if (UI.settingsOpen === true) { | |
409 | UI.settingsApply(); | |
410 | UI.closeSettingsMenu(); | |
411 | } | |
412 | // Close connection settings if open | |
413 | if (UI.connSettingsOpen === true) { | |
414 | UI.toggleConnectPanel(); | |
415 | } | |
bbbf42bb SR |
416 | // Close clipboard panel if open |
417 | if (UI.clipboardOpen === true) { | |
418 | UI.toggleClipboardPanel(); | |
419 | } | |
420 | // Toggle XVP panel | |
421 | if (UI.xvpOpen === true) { | |
422 | $D('noVNC_xvp').style.display = "none"; | |
423 | $D('xvpButton').className = "noVNC_status_button"; | |
424 | UI.xvpOpen = false; | |
425 | } else { | |
426 | $D('noVNC_xvp').style.display = "block"; | |
427 | $D('xvpButton').className = "noVNC_status_button_selected"; | |
428 | UI.xvpOpen = true; | |
429 | } | |
430 | }, | |
431 | ||
432 | // Show the clipboard panel | |
433 | toggleClipboardPanel: function() { | |
434 | // Close the description panel | |
435 | $D('noVNC_description').style.display = "none"; | |
436 | // Close settings if open | |
437 | if (UI.settingsOpen === true) { | |
438 | UI.settingsApply(); | |
439 | UI.closeSettingsMenu(); | |
440 | } | |
441 | // Close connection settings if open | |
442 | if (UI.connSettingsOpen === true) { | |
443 | UI.toggleConnectPanel(); | |
444 | } | |
bbbf42bb SR |
445 | // Close XVP panel if open |
446 | if (UI.xvpOpen === true) { | |
447 | UI.toggleXvpPanel(); | |
448 | } | |
449 | // Toggle Clipboard Panel | |
450 | if (UI.clipboardOpen === true) { | |
451 | $D('noVNC_clipboard').style.display = "none"; | |
452 | $D('clipboardButton').className = "noVNC_status_button"; | |
453 | UI.clipboardOpen = false; | |
454 | } else { | |
455 | $D('noVNC_clipboard').style.display = "block"; | |
456 | $D('clipboardButton').className = "noVNC_status_button_selected"; | |
457 | UI.clipboardOpen = true; | |
458 | } | |
459 | }, | |
460 | ||
7d1dc09a | 461 | // Toggle fullscreen mode |
462 | toggleFullscreen: function() { | |
463 | if (document.fullscreenElement || // alternative standard method | |
464 | document.mozFullScreenElement || // currently working methods | |
465 | document.webkitFullscreenElement || | |
a6357e82 | 466 | document.msFullscreenElement) { |
7d1dc09a | 467 | if (document.exitFullscreen) { |
468 | document.exitFullscreen(); | |
469 | } else if (document.mozCancelFullScreen) { | |
470 | document.mozCancelFullScreen(); | |
471 | } else if (document.webkitExitFullscreen) { | |
472 | document.webkitExitFullscreen(); | |
473 | } else if (document.msExitFullscreen) { | |
474 | document.msExitFullscreen(); | |
475 | } | |
476 | } else { | |
477 | if (document.documentElement.requestFullscreen) { | |
478 | document.documentElement.requestFullscreen(); | |
479 | } else if (document.documentElement.mozRequestFullScreen) { | |
480 | document.documentElement.mozRequestFullScreen(); | |
481 | } else if (document.documentElement.webkitRequestFullscreen) { | |
482 | document.documentElement.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT); | |
483 | } else if (document.body.msRequestFullscreen) { | |
484 | document.body.msRequestFullscreen(); | |
485 | } | |
486 | } | |
a6357e82 | 487 | UI.enableDisableViewClip(); |
7d1dc09a | 488 | UI.updateFullscreenButton(); |
489 | }, | |
490 | ||
491 | updateFullscreenButton: function() { | |
492 | if (document.fullscreenElement || // alternative standard method | |
493 | document.mozFullScreenElement || // currently working methods | |
494 | document.webkitFullscreenElement || | |
495 | document.msFullscreenElement ) { | |
496 | $D('fullscreenButton').className = "noVNC_status_button_selected"; | |
497 | } else { | |
498 | $D('fullscreenButton').className = "noVNC_status_button"; | |
499 | } | |
500 | }, | |
501 | ||
bbbf42bb SR |
502 | // Show the connection settings panel/menu |
503 | toggleConnectPanel: function() { | |
504 | // Close the description panel | |
505 | $D('noVNC_description').style.display = "none"; | |
506 | // Close connection settings if open | |
507 | if (UI.settingsOpen === true) { | |
508 | UI.settingsApply(); | |
509 | UI.closeSettingsMenu(); | |
510 | $D('connectButton').className = "noVNC_status_button"; | |
511 | } | |
512 | // Close clipboard panel if open | |
513 | if (UI.clipboardOpen === true) { | |
514 | UI.toggleClipboardPanel(); | |
515 | } | |
bbbf42bb SR |
516 | // Close XVP panel if open |
517 | if (UI.xvpOpen === true) { | |
518 | UI.toggleXvpPanel(); | |
519 | } | |
520 | ||
521 | // Toggle Connection Panel | |
522 | if (UI.connSettingsOpen === true) { | |
523 | $D('noVNC_controls').style.display = "none"; | |
524 | $D('connectButton').className = "noVNC_status_button"; | |
525 | UI.connSettingsOpen = false; | |
526 | UI.saveSetting('host'); | |
527 | UI.saveSetting('port'); | |
c55f05f6 | 528 | UI.saveSetting('token'); |
bbbf42bb SR |
529 | //UI.saveSetting('password'); |
530 | } else { | |
531 | $D('noVNC_controls').style.display = "block"; | |
532 | $D('connectButton').className = "noVNC_status_button_selected"; | |
533 | UI.connSettingsOpen = true; | |
534 | $D('noVNC_host').focus(); | |
535 | } | |
536 | }, | |
537 | ||
538 | // Toggle the settings menu: | |
539 | // On open, settings are refreshed from saved cookies. | |
540 | // On close, settings are applied | |
541 | toggleSettingsPanel: function() { | |
542 | // Close the description panel | |
543 | $D('noVNC_description').style.display = "none"; | |
544 | if (UI.settingsOpen) { | |
545 | UI.settingsApply(); | |
546 | UI.closeSettingsMenu(); | |
547 | } else { | |
548 | UI.updateSetting('encrypt'); | |
549 | UI.updateSetting('true_color'); | |
58ded70d | 550 | if (Util.browserSupportsCursorURIs()) { |
bbbf42bb SR |
551 | UI.updateSetting('cursor'); |
552 | } else { | |
553 | UI.updateSetting('cursor', !UI.isTouchDevice); | |
554 | $D('noVNC_cursor').disabled = true; | |
555 | } | |
556 | UI.updateSetting('clip'); | |
f8b399d7 | 557 | UI.updateSetting('resize'); |
bbbf42bb SR |
558 | UI.updateSetting('shared'); |
559 | UI.updateSetting('view_only'); | |
560 | UI.updateSetting('path'); | |
561 | UI.updateSetting('repeaterID'); | |
562 | UI.updateSetting('stylesheet'); | |
563 | UI.updateSetting('logging'); | |
564 | ||
565 | UI.openSettingsMenu(); | |
566 | } | |
567 | }, | |
568 | ||
569 | // Open menu | |
570 | openSettingsMenu: function() { | |
571 | // Close the description panel | |
572 | $D('noVNC_description').style.display = "none"; | |
573 | // Close clipboard panel if open | |
574 | if (UI.clipboardOpen === true) { | |
575 | UI.toggleClipboardPanel(); | |
576 | } | |
577 | // Close connection settings if open | |
578 | if (UI.connSettingsOpen === true) { | |
579 | UI.toggleConnectPanel(); | |
580 | } | |
bbbf42bb SR |
581 | // Close XVP panel if open |
582 | if (UI.xvpOpen === true) { | |
583 | UI.toggleXvpPanel(); | |
584 | } | |
585 | $D('noVNC_settings').style.display = "block"; | |
586 | $D('settingsButton').className = "noVNC_status_button_selected"; | |
587 | UI.settingsOpen = true; | |
588 | }, | |
589 | ||
590 | // Close menu (without applying settings) | |
591 | closeSettingsMenu: function() { | |
592 | $D('noVNC_settings').style.display = "none"; | |
593 | $D('settingsButton').className = "noVNC_status_button"; | |
594 | UI.settingsOpen = false; | |
595 | }, | |
596 | ||
597 | // Save/apply settings when 'Apply' button is pressed | |
598 | settingsApply: function() { | |
599 | //Util.Debug(">> settingsApply"); | |
600 | UI.saveSetting('encrypt'); | |
601 | UI.saveSetting('true_color'); | |
58ded70d | 602 | if (Util.browserSupportsCursorURIs()) { |
bbbf42bb SR |
603 | UI.saveSetting('cursor'); |
604 | } | |
72747869 | 605 | |
f8b399d7 | 606 | UI.saveSetting('resize'); |
72747869 SR |
607 | |
608 | if (UI.getSetting('resize') === 'downscale' || UI.getSetting('resize') === 'scale') { | |
609 | UI.forceSetting('clip', false); | |
610 | } | |
611 | ||
612 | UI.saveSetting('clip'); | |
bbbf42bb SR |
613 | UI.saveSetting('shared'); |
614 | UI.saveSetting('view_only'); | |
615 | UI.saveSetting('path'); | |
616 | UI.saveSetting('repeaterID'); | |
617 | UI.saveSetting('stylesheet'); | |
618 | UI.saveSetting('logging'); | |
619 | ||
620 | // Settings with immediate (non-connected related) effect | |
621 | WebUtil.selectStylesheet(UI.getSetting('stylesheet')); | |
622 | WebUtil.init_logging(UI.getSetting('logging')); | |
623 | UI.setViewClip(); | |
31ddaa1c | 624 | UI.updateViewDrag(); |
bbbf42bb SR |
625 | //Util.Debug("<< settingsApply"); |
626 | }, | |
627 | ||
628 | ||
629 | ||
630 | setPassword: function() { | |
631 | UI.rfb.sendPassword($D('noVNC_password').value); | |
632 | //Reset connect button. | |
633 | $D('noVNC_connect_button').value = "Connect"; | |
340290fa | 634 | $D('noVNC_connect_button').onclick = UI.connect; |
bbbf42bb | 635 | //Hide connection panel. |
f8ddfc73 | 636 | UI.toggleConnectPanel(); |
bbbf42bb SR |
637 | return false; |
638 | }, | |
da6dd893 | 639 | |
bbbf42bb SR |
640 | sendCtrlAltDel: function() { |
641 | UI.rfb.sendCtrlAltDel(); | |
642 | }, | |
53fc7392 | 643 | |
bbbf42bb SR |
644 | xvpShutdown: function() { |
645 | UI.rfb.xvpShutdown(); | |
646 | }, | |
01a9eee9 | 647 | |
bbbf42bb SR |
648 | xvpReboot: function() { |
649 | UI.rfb.xvpReboot(); | |
650 | }, | |
53fc7392 | 651 | |
bbbf42bb SR |
652 | xvpReset: function() { |
653 | UI.rfb.xvpReset(); | |
654 | }, | |
01a9eee9 | 655 | |
bbbf42bb SR |
656 | setMouseButton: function(num) { |
657 | if (typeof num === 'undefined') { | |
658 | // Disable mouse buttons | |
659 | num = -1; | |
da6dd893 | 660 | } |
bbbf42bb SR |
661 | if (UI.rfb) { |
662 | UI.rfb.get_mouse().set_touchButton(num); | |
663 | } | |
664 | ||
665 | var blist = [0, 1,2,4]; | |
666 | for (var b = 0; b < blist.length; b++) { | |
667 | var button = $D('noVNC_mouse_button' + blist[b]); | |
668 | if (blist[b] === num) { | |
669 | button.style.display = ""; | |
670 | } else { | |
671 | button.style.display = "none"; | |
672 | } | |
673 | } | |
674 | }, | |
675 | ||
676 | updateState: function(rfb, state, oldstate, msg) { | |
677 | UI.rfb_state = state; | |
678 | var klass; | |
679 | switch (state) { | |
680 | case 'failed': | |
681 | case 'fatal': | |
682 | klass = "noVNC_status_error"; | |
683 | break; | |
684 | case 'normal': | |
685 | klass = "noVNC_status_normal"; | |
686 | break; | |
687 | case 'disconnected': | |
688 | $D('noVNC_logo').style.display = "block"; | |
fdedbafb | 689 | $D('noVNC_container').style.display = "none"; |
bbbf42bb SR |
690 | /* falls through */ |
691 | case 'loaded': | |
692 | klass = "noVNC_status_normal"; | |
693 | break; | |
694 | case 'password': | |
695 | UI.toggleConnectPanel(); | |
696 | ||
697 | $D('noVNC_connect_button').value = "Send Password"; | |
698 | $D('noVNC_connect_button').onclick = UI.setPassword; | |
699 | $D('noVNC_password').focus(); | |
700 | ||
701 | klass = "noVNC_status_warn"; | |
702 | break; | |
703 | default: | |
704 | klass = "noVNC_status_warn"; | |
705 | break; | |
706 | } | |
707 | ||
708 | if (typeof(msg) !== 'undefined') { | |
709 | $D('noVNC-control-bar').setAttribute("class", klass); | |
710 | $D('noVNC_status').innerHTML = msg; | |
711 | } | |
712 | ||
713 | UI.updateVisualState(); | |
714 | }, | |
715 | ||
716 | // Disable/enable controls depending on connection state | |
717 | updateVisualState: function() { | |
58ded70d | 718 | var connected = UI.rfb && UI.rfb_state === 'normal'; |
bbbf42bb SR |
719 | |
720 | //Util.Debug(">> updateVisualState"); | |
721 | $D('noVNC_encrypt').disabled = connected; | |
722 | $D('noVNC_true_color').disabled = connected; | |
58ded70d | 723 | if (Util.browserSupportsCursorURIs()) { |
bbbf42bb SR |
724 | $D('noVNC_cursor').disabled = connected; |
725 | } else { | |
726 | UI.updateSetting('cursor', !UI.isTouchDevice); | |
727 | $D('noVNC_cursor').disabled = true; | |
728 | } | |
72747869 | 729 | |
a6357e82 | 730 | UI.enableDisableViewClip(); |
f8b399d7 | 731 | $D('noVNC_resize').disabled = connected; |
bbbf42bb SR |
732 | $D('noVNC_shared').disabled = connected; |
733 | $D('noVNC_view_only').disabled = connected; | |
734 | $D('noVNC_path').disabled = connected; | |
735 | $D('noVNC_repeaterID').disabled = connected; | |
736 | ||
737 | if (connected) { | |
738 | UI.setViewClip(); | |
739 | UI.setMouseButton(1); | |
740 | $D('clipboardButton').style.display = "inline"; | |
741 | $D('showKeyboard').style.display = "inline"; | |
742 | $D('noVNC_extra_keys').style.display = ""; | |
743 | $D('sendCtrlAltDelButton').style.display = "inline"; | |
744 | } else { | |
745 | UI.setMouseButton(); | |
746 | $D('clipboardButton').style.display = "none"; | |
747 | $D('showKeyboard').style.display = "none"; | |
748 | $D('noVNC_extra_keys').style.display = "none"; | |
749 | $D('sendCtrlAltDelButton').style.display = "none"; | |
750 | UI.updateXvpVisualState(0); | |
751 | } | |
752 | ||
753 | // State change disables viewport dragging. | |
754 | // It is enabled (toggled) by direct click on the button | |
31ddaa1c | 755 | UI.updateViewDrag(false); |
bbbf42bb SR |
756 | |
757 | switch (UI.rfb_state) { | |
758 | case 'fatal': | |
759 | case 'failed': | |
bbbf42bb | 760 | case 'disconnected': |
e543525f SR |
761 | $D('connectButton').style.display = ""; |
762 | $D('disconnectButton').style.display = "none"; | |
763 | UI.connSettingsOpen = false; | |
764 | UI.toggleConnectPanel(); | |
765 | break; | |
766 | case 'loaded': | |
bbbf42bb SR |
767 | $D('connectButton').style.display = ""; |
768 | $D('disconnectButton').style.display = "none"; | |
769 | break; | |
770 | default: | |
771 | $D('connectButton').style.display = "none"; | |
772 | $D('disconnectButton').style.display = ""; | |
773 | break; | |
774 | } | |
775 | ||
776 | //Util.Debug("<< updateVisualState"); | |
777 | }, | |
778 | ||
779 | // Disable/enable XVP button | |
780 | updateXvpVisualState: function(ver) { | |
781 | if (ver >= 1) { | |
782 | $D('xvpButton').style.display = 'inline'; | |
783 | } else { | |
784 | $D('xvpButton').style.display = 'none'; | |
785 | // Close XVP panel if open | |
786 | if (UI.xvpOpen === true) { | |
787 | UI.toggleXvpPanel(); | |
788 | } | |
789 | } | |
790 | }, | |
791 | ||
f8b399d7 | 792 | // This resize can not be done until we know from the first Frame Buffer Update |
793 | // if it is supported or not. | |
794 | // The resize is needed to make sure the server desktop size is updated to the | |
795 | // corresponding size of the current local window when reconnecting to an | |
796 | // existing session. | |
797 | FBUComplete: function(rfb, fbu) { | |
798 | UI.onresize(); | |
799 | UI.rfb.set_onFBUComplete(function() { }); | |
800 | }, | |
801 | ||
bbbf42bb SR |
802 | // Display the desktop name in the document title |
803 | updateDocumentTitle: function(rfb, name) { | |
804 | document.title = name + " - noVNC"; | |
805 | }, | |
806 | ||
807 | clipReceive: function(rfb, text) { | |
808 | Util.Debug(">> UI.clipReceive: " + text.substr(0,40) + "..."); | |
809 | $D('noVNC_clipboard_text').value = text; | |
810 | Util.Debug("<< UI.clipReceive"); | |
811 | }, | |
812 | ||
813 | connect: function() { | |
814 | UI.closeSettingsMenu(); | |
c506a481 | 815 | UI.toggleConnectPanel(); |
f00b1e37 | 816 | |
bbbf42bb SR |
817 | var host = $D('noVNC_host').value; |
818 | var port = $D('noVNC_port').value; | |
819 | var password = $D('noVNC_password').value; | |
c55f05f6 | 820 | var token = $D('noVNC_token').value; |
bbbf42bb | 821 | var path = $D('noVNC_path').value; |
c55f05f6 MXPN |
822 | |
823 | //if token is in path then ignore the new token variable | |
824 | if (token) { | |
825 | path = WebUtil.injectParamIfMissing(path, "token", token); | |
826 | } | |
827 | ||
bbbf42bb SR |
828 | if ((!host) || (!port)) { |
829 | throw new Error("Must set host and port"); | |
830 | } | |
53fc7392 | 831 | |
d9fc1c7b | 832 | if (!UI.initRFB()) return; |
58ded70d | 833 | |
bbbf42bb SR |
834 | UI.rfb.set_encrypt(UI.getSetting('encrypt')); |
835 | UI.rfb.set_true_color(UI.getSetting('true_color')); | |
836 | UI.rfb.set_local_cursor(UI.getSetting('cursor')); | |
837 | UI.rfb.set_shared(UI.getSetting('shared')); | |
838 | UI.rfb.set_view_only(UI.getSetting('view_only')); | |
839 | UI.rfb.set_repeaterID(UI.getSetting('repeaterID')); | |
53fc7392 | 840 | |
bbbf42bb | 841 | UI.rfb.connect(host, port, password, path); |
8e0f0088 | 842 | |
bbbf42bb SR |
843 | //Close dialog. |
844 | setTimeout(UI.setBarPosition, 100); | |
845 | $D('noVNC_logo').style.display = "none"; | |
fdedbafb | 846 | $D('noVNC_container').style.display = "inline"; |
bbbf42bb | 847 | }, |
5299db1a | 848 | |
bbbf42bb SR |
849 | disconnect: function() { |
850 | UI.closeSettingsMenu(); | |
851 | UI.rfb.disconnect(); | |
8e0f0088 | 852 | |
f8b399d7 | 853 | // Restore the callback used for initial resize |
854 | UI.rfb.set_onFBUComplete(UI.FBUComplete); | |
855 | ||
bbbf42bb | 856 | $D('noVNC_logo').style.display = "block"; |
fdedbafb | 857 | $D('noVNC_container').style.display = "none"; |
858 | ||
e543525f | 859 | // Don't display the connection settings until we're actually disconnected |
bbbf42bb SR |
860 | }, |
861 | ||
862 | displayBlur: function() { | |
58ded70d SR |
863 | if (!UI.rfb) return; |
864 | ||
bbbf42bb SR |
865 | UI.rfb.get_keyboard().set_focused(false); |
866 | UI.rfb.get_mouse().set_focused(false); | |
867 | }, | |
868 | ||
869 | displayFocus: function() { | |
58ded70d SR |
870 | if (!UI.rfb) return; |
871 | ||
bbbf42bb SR |
872 | UI.rfb.get_keyboard().set_focused(true); |
873 | UI.rfb.get_mouse().set_focused(true); | |
874 | }, | |
875 | ||
876 | clipClear: function() { | |
877 | $D('noVNC_clipboard_text').value = ""; | |
878 | UI.rfb.clipboardPasteFrom(""); | |
879 | }, | |
880 | ||
881 | clipSend: function() { | |
882 | var text = $D('noVNC_clipboard_text').value; | |
883 | Util.Debug(">> UI.clipSend: " + text.substr(0,40) + "..."); | |
884 | UI.rfb.clipboardPasteFrom(text); | |
885 | Util.Debug("<< UI.clipSend"); | |
886 | }, | |
887 | ||
30bfff81 | 888 | // Set and configure viewport clipping |
bbbf42bb SR |
889 | setViewClip: function(clip) { |
890 | var display; | |
891 | if (UI.rfb) { | |
892 | display = UI.rfb.get_display(); | |
893 | } else { | |
a6357e82 | 894 | UI.forceSetting('clip', clip); |
bbbf42bb SR |
895 | return; |
896 | } | |
8e0f0088 | 897 | |
bbbf42bb SR |
898 | var cur_clip = display.get_viewport(); |
899 | ||
900 | if (typeof(clip) !== 'boolean') { | |
901 | // Use current setting | |
902 | clip = UI.getSetting('clip'); | |
903 | } | |
8e0f0088 | 904 | |
bbbf42bb SR |
905 | if (clip && !cur_clip) { |
906 | // Turn clipping on | |
907 | UI.updateSetting('clip', true); | |
908 | } else if (!clip && cur_clip) { | |
909 | // Turn clipping off | |
910 | UI.updateSetting('clip', false); | |
911 | display.set_viewport(false); | |
31ddaa1c | 912 | // Disable max dimensions |
fdedbafb | 913 | display.set_maxWidth(0); |
914 | display.set_maxHeight(0); | |
f8b399d7 | 915 | display.viewportChangeSize(); |
bbbf42bb SR |
916 | } |
917 | if (UI.getSetting('clip')) { | |
918 | // If clipping, update clipping settings | |
bbbf42bb | 919 | display.set_viewport(true); |
fdedbafb | 920 | |
921 | var size = UI.getCanvasLimit(); | |
922 | if (size) { | |
923 | display.set_maxWidth(size.w); | |
924 | display.set_maxHeight(size.h); | |
925 | ||
926 | // Hide potential scrollbars that can skew the position | |
927 | $D('noVNC_container').style.overflow = "hidden"; | |
928 | ||
929 | // The x position marks the left margin of the canvas, | |
930 | // remove the margin from both sides to keep it centered | |
931 | var new_w = size.w - (2 * Util.getPosition($D('noVNC_canvas')).x); | |
932 | ||
933 | $D('noVNC_container').style.overflow = "visible"; | |
934 | ||
935 | display.viewportChangeSize(new_w, size.h); | |
936 | } | |
bbbf42bb SR |
937 | } |
938 | }, | |
939 | ||
30bfff81 | 940 | // Handle special cases where clipping is forced on/off or locked |
a6357e82 | 941 | enableDisableViewClip: function () { |
30bfff81 | 942 | var resizeElem = $D('noVNC_resize'); |
a6357e82 | 943 | var connected = UI.rfb && UI.rfb_state === 'normal'; |
944 | ||
30bfff81 | 945 | if (resizeElem.value === 'downscale' || resizeElem.value === 'scale') { |
a6357e82 | 946 | // Disable clipping if we are scaling |
947 | UI.setViewClip(false); | |
948 | $D('noVNC_clip').disabled = true; | |
949 | } else if (document.msFullscreenElement) { | |
950 | // The browser is IE and we are in fullscreen mode. | |
951 | // - We need to force clipping while in fullscreen since | |
952 | // scrollbars doesn't work. | |
953 | UI.togglePopupStatus("Forcing clipping mode since scrollbars aren't supported by IE in fullscreen"); | |
954 | UI.rememberedClipSetting = UI.getSetting('clip'); | |
955 | UI.setViewClip(true); | |
30bfff81 | 956 | $D('noVNC_clip').disabled = true; |
a6357e82 | 957 | } else if (document.body.msRequestFullscreen && UI.rememberedClip !== null) { |
958 | // Restore view clip to what it was before fullscreen on IE | |
959 | UI.setViewClip(UI.rememberedClipSetting); | |
960 | $D('noVNC_clip').disabled = connected || UI.isTouchDevice; | |
30bfff81 | 961 | } else { |
962 | $D('noVNC_clip').disabled = connected || UI.isTouchDevice; | |
963 | if (UI.isTouchDevice) { | |
a6357e82 | 964 | UI.setViewClip(true); |
30bfff81 | 965 | } |
966 | } | |
967 | }, | |
968 | ||
31ddaa1c | 969 | // Update the viewport drag/move button |
970 | updateViewDrag: function(drag) { | |
58ded70d | 971 | if (!UI.rfb) return; |
bbbf42bb | 972 | |
f8b399d7 | 973 | var vmb = $D('noVNC_view_drag_button'); |
bbbf42bb | 974 | |
31ddaa1c | 975 | // Check if viewport drag is possible |
f8b399d7 | 976 | if (UI.rfb_state === 'normal' && |
977 | UI.rfb.get_display().get_viewport() && | |
fdedbafb | 978 | UI.rfb.get_display().clippingDisplay()) { |
31ddaa1c | 979 | |
980 | // Show and enable the drag button | |
f8b399d7 | 981 | vmb.style.display = "inline"; |
29a0e6a8 | 982 | vmb.disabled = false; |
983 | ||
31ddaa1c | 984 | } else { |
985 | // The VNC content is the same size as | |
986 | // or smaller than the display | |
987 | ||
988 | if (UI.rfb.get_viewportDrag) { | |
989 | // Turn off viewport drag when it's | |
990 | // active since it can't be used here | |
991 | vmb.className = "noVNC_status_button"; | |
992 | UI.rfb.set_viewportDrag(false); | |
993 | } | |
994 | ||
995 | // Disable or hide the drag button | |
996 | if (UI.rfb_state === 'normal' && UI.isTouchDevice) { | |
997 | vmb.style.display = "inline"; | |
998 | vmb.disabled = true; | |
999 | } else { | |
1000 | vmb.style.display = "none"; | |
1001 | } | |
1002 | return; | |
1003 | } | |
1004 | ||
1005 | if (typeof(drag) !== "undefined" && | |
1006 | typeof(drag) !== "object") { | |
1007 | if (drag) { | |
1008 | vmb.className = "noVNC_status_button_selected"; | |
1009 | UI.rfb.set_viewportDrag(true); | |
1010 | } else { | |
1011 | vmb.className = "noVNC_status_button"; | |
1012 | UI.rfb.set_viewportDrag(false); | |
1013 | } | |
1014 | } | |
1015 | }, | |
29a0e6a8 | 1016 | |
31ddaa1c | 1017 | toggleViewDrag: function() { |
1018 | if (!UI.rfb) return; | |
1019 | ||
1020 | var vmb = $D('noVNC_view_drag_button'); | |
1021 | if (UI.rfb.get_viewportDrag()) { | |
1022 | vmb.className = "noVNC_status_button"; | |
1023 | UI.rfb.set_viewportDrag(false); | |
f8b399d7 | 1024 | } else { |
31ddaa1c | 1025 | vmb.className = "noVNC_status_button_selected"; |
1026 | UI.rfb.set_viewportDrag(true); | |
f8b399d7 | 1027 | } |
1028 | }, | |
1029 | ||
bbbf42bb SR |
1030 | // On touch devices, show the OS keyboard |
1031 | showKeyboard: function() { | |
1032 | var kbi = $D('keyboardinput'); | |
1033 | var skb = $D('showKeyboard'); | |
1034 | var l = kbi.value.length; | |
1035 | if(UI.keyboardVisible === false) { | |
1036 | kbi.focus(); | |
1037 | try { kbi.setSelectionRange(l, l); } // Move the caret to the end | |
1038 | catch (err) {} // setSelectionRange is undefined in Google Chrome | |
1039 | UI.keyboardVisible = true; | |
1040 | skb.className = "noVNC_status_button_selected"; | |
1041 | } else if(UI.keyboardVisible === true) { | |
1042 | kbi.blur(); | |
1043 | skb.className = "noVNC_status_button"; | |
1044 | UI.keyboardVisible = false; | |
1045 | } | |
1046 | }, | |
1047 | ||
1048 | keepKeyboard: function() { | |
1049 | clearTimeout(UI.hideKeyboardTimeout); | |
1050 | if(UI.keyboardVisible === true) { | |
1051 | $D('keyboardinput').focus(); | |
1052 | $D('showKeyboard').className = "noVNC_status_button_selected"; | |
1053 | } else if(UI.keyboardVisible === false) { | |
1054 | $D('keyboardinput').blur(); | |
1055 | $D('showKeyboard').className = "noVNC_status_button"; | |
1056 | } | |
1057 | }, | |
1058 | ||
1059 | keyboardinputReset: function() { | |
1060 | var kbi = $D('keyboardinput'); | |
1061 | kbi.value = new Array(UI.defaultKeyboardinputLen).join("_"); | |
1062 | UI.lastKeyboardinput = kbi.value; | |
1063 | }, | |
1064 | ||
1065 | // When normal keyboard events are left uncought, use the input events from | |
1066 | // the keyboardinput element instead and generate the corresponding key events. | |
1067 | // This code is required since some browsers on Android are inconsistent in | |
1068 | // sending keyCodes in the normal keyboard events when using on screen keyboards. | |
1069 | keyInput: function(event) { | |
3b8ec46f | 1070 | |
58ded70d | 1071 | if (!UI.rfb) return; |
3b8ec46f | 1072 | |
bbbf42bb | 1073 | var newValue = event.target.value; |
1138bdd4 | 1074 | |
1075 | if (!UI.lastKeyboardinput) { | |
1076 | UI.keyboardinputReset(); | |
1077 | } | |
cb3e4deb | 1078 | var oldValue = UI.lastKeyboardinput; |
bbbf42bb SR |
1079 | |
1080 | var newLen; | |
1081 | try { | |
1082 | // Try to check caret position since whitespace at the end | |
1083 | // will not be considered by value.length in some browsers | |
1084 | newLen = Math.max(event.target.selectionStart, newValue.length); | |
1085 | } catch (err) { | |
1086 | // selectionStart is undefined in Google Chrome | |
1087 | newLen = newValue.length; | |
1088 | } | |
1089 | var oldLen = oldValue.length; | |
1090 | ||
1091 | var backspaces; | |
1092 | var inputs = newLen - oldLen; | |
1093 | if (inputs < 0) { | |
1094 | backspaces = -inputs; | |
1095 | } else { | |
1096 | backspaces = 0; | |
1097 | } | |
8e0f0088 | 1098 | |
bbbf42bb SR |
1099 | // Compare the old string with the new to account for |
1100 | // text-corrections or other input that modify existing text | |
1101 | var i; | |
1102 | for (i = 0; i < Math.min(oldLen, newLen); i++) { | |
1103 | if (newValue.charAt(i) != oldValue.charAt(i)) { | |
1104 | inputs = newLen - i; | |
1105 | backspaces = oldLen - i; | |
1106 | break; | |
1107 | } | |
1108 | } | |
1109 | ||
1110 | // Send the key events | |
1111 | for (i = 0; i < backspaces; i++) { | |
1112 | UI.rfb.sendKey(XK_BackSpace); | |
1113 | } | |
1114 | for (i = newLen - inputs; i < newLen; i++) { | |
1115 | UI.rfb.sendKey(newValue.charCodeAt(i)); | |
1116 | } | |
1117 | ||
1118 | // Control the text content length in the keyboardinput element | |
1119 | if (newLen > 2 * UI.defaultKeyboardinputLen) { | |
1120 | UI.keyboardinputReset(); | |
1121 | } else if (newLen < 1) { | |
1122 | // There always have to be some text in the keyboardinput | |
1123 | // element with which backspace can interact. | |
1124 | UI.keyboardinputReset(); | |
1125 | // This sometimes causes the keyboard to disappear for a second | |
1126 | // but it is required for the android keyboard to recognize that | |
1127 | // text has been added to the field | |
1128 | event.target.blur(); | |
1129 | // This has to be ran outside of the input handler in order to work | |
1130 | setTimeout(function() { UI.keepKeyboard(); }, 0); | |
1131 | } else { | |
1132 | UI.lastKeyboardinput = newValue; | |
1133 | } | |
1134 | }, | |
1135 | ||
1136 | keyInputBlur: function() { | |
1137 | $D('showKeyboard').className = "noVNC_status_button"; | |
1138 | //Weird bug in iOS if you change keyboardVisible | |
1139 | //here it does not actually occur so next time | |
1140 | //you click keyboard icon it doesnt work. | |
1141 | UI.hideKeyboardTimeout = setTimeout(function() { UI.setKeyboard(); },100); | |
1142 | }, | |
1143 | ||
1144 | showExtraKeys: function() { | |
1145 | UI.keepKeyboard(); | |
1146 | if(UI.extraKeysVisible === false) { | |
1147 | $D('toggleCtrlButton').style.display = "inline"; | |
1148 | $D('toggleAltButton').style.display = "inline"; | |
1149 | $D('sendTabButton').style.display = "inline"; | |
1150 | $D('sendEscButton').style.display = "inline"; | |
1151 | $D('showExtraKeysButton').className = "noVNC_status_button_selected"; | |
1152 | UI.extraKeysVisible = true; | |
1153 | } else if(UI.extraKeysVisible === true) { | |
1154 | $D('toggleCtrlButton').style.display = ""; | |
1155 | $D('toggleAltButton').style.display = ""; | |
1156 | $D('sendTabButton').style.display = ""; | |
1157 | $D('sendEscButton').style.display = ""; | |
1158 | $D('showExtraKeysButton').className = "noVNC_status_button"; | |
1159 | UI.extraKeysVisible = false; | |
1160 | } | |
1161 | }, | |
1162 | ||
1163 | toggleCtrl: function() { | |
1164 | UI.keepKeyboard(); | |
1165 | if(UI.ctrlOn === false) { | |
1166 | UI.rfb.sendKey(XK_Control_L, true); | |
1167 | $D('toggleCtrlButton').className = "noVNC_status_button_selected"; | |
1168 | UI.ctrlOn = true; | |
1169 | } else if(UI.ctrlOn === true) { | |
1170 | UI.rfb.sendKey(XK_Control_L, false); | |
1171 | $D('toggleCtrlButton').className = "noVNC_status_button"; | |
1172 | UI.ctrlOn = false; | |
1173 | } | |
1174 | }, | |
1175 | ||
1176 | toggleAlt: function() { | |
1177 | UI.keepKeyboard(); | |
1178 | if(UI.altOn === false) { | |
1179 | UI.rfb.sendKey(XK_Alt_L, true); | |
1180 | $D('toggleAltButton').className = "noVNC_status_button_selected"; | |
1181 | UI.altOn = true; | |
1182 | } else if(UI.altOn === true) { | |
1183 | UI.rfb.sendKey(XK_Alt_L, false); | |
1184 | $D('toggleAltButton').className = "noVNC_status_button"; | |
1185 | UI.altOn = false; | |
1186 | } | |
1187 | }, | |
1188 | ||
1189 | sendTab: function() { | |
1190 | UI.keepKeyboard(); | |
1191 | UI.rfb.sendKey(XK_Tab); | |
1192 | }, | |
1193 | ||
1194 | sendEsc: function() { | |
1195 | UI.keepKeyboard(); | |
1196 | UI.rfb.sendKey(XK_Escape); | |
1197 | }, | |
1198 | ||
1199 | setKeyboard: function() { | |
1200 | UI.keyboardVisible = false; | |
1201 | }, | |
1202 | ||
bbbf42bb SR |
1203 | //Helper to add options to dropdown. |
1204 | addOption: function(selectbox, text, value) { | |
1205 | var optn = document.createElement("OPTION"); | |
1206 | optn.text = text; | |
1207 | optn.value = value; | |
1208 | selectbox.options.add(optn); | |
1209 | }, | |
1210 | ||
1211 | setBarPosition: function() { | |
1212 | $D('noVNC-control-bar').style.top = (window.pageYOffset) + 'px'; | |
1213 | $D('noVNC_mobile_buttons').style.left = (window.pageXOffset) + 'px'; | |
1214 | ||
1215 | var vncwidth = $D('noVNC_screen').style.offsetWidth; | |
1216 | $D('noVNC-control-bar').style.width = vncwidth + 'px'; | |
1217 | } | |
1218 | ||
1219 | }; | |
1220 | })(); |