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Commit | Line | Data |
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15046f00 JM |
1 | /* |
2 | * noVNC: HTML5 VNC client | |
d58f8b51 | 3 | * Copyright (C) 2012 Joel Martin |
777cb7a0 | 4 | * Copyright (C) 2016 Samuel Mannehed for Cendio AB |
6cba147d | 5 | * Copyright (C) 2016 Pierre Ossman for Cendio AB |
1d728ace | 6 | * Licensed under MPL 2.0 (see LICENSE.txt) |
15046f00 JM |
7 | * |
8 | * See README.md for usage and integration instructions. | |
9 | */ | |
43cf7bd8 | 10 | |
bbbf42bb | 11 | /* jslint white: false, browser: true */ |
ae510306 SR |
12 | /* global window, document.getElementById, Util, WebUtil, RFB, Display */ |
13 | ||
14 | /* [module] | |
15 | * import Util from "../core/util"; | |
bd5340c7 | 16 | * import KeyTable from "../core/input/keysym"; |
ae510306 SR |
17 | * import RFB from "../core/rfb"; |
18 | * import Display from "../core/display"; | |
19 | * import WebUtil from "./webutil"; | |
20 | */ | |
bbbf42bb SR |
21 | |
22 | var UI; | |
23 | ||
24 | (function () { | |
25 | "use strict"; | |
26 | ||
ae510306 | 27 | /* [begin skip-as-module] */ |
bbbf42bb | 28 | // Load supporting scripts |
72bdd06e | 29 | WebUtil.load_scripts( |
bd5340c7 SR |
30 | {'core': ["base64.js", "websock.js", "des.js", "input/keysymdef.js", |
31 | "input/xtscancodes.js", "input/util.js", "input/devices.js", | |
32 | "display.js", "inflator.js", "rfb.js", "input/keysym.js"]}); | |
ae510306 | 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, |
ca5c74ad | 42 | statusTimeout: null, |
529c64e1 | 43 | hideKeyboardTimeout: null, |
44 | ||
bbbf42bb | 45 | keyboardVisible: false, |
529c64e1 | 46 | |
bbbf42bb | 47 | isTouchDevice: false, |
f620259b | 48 | isSafari: false, |
a6357e82 | 49 | rememberedClipSetting: null, |
529c64e1 | 50 | lastKeyboardinput: null, |
51 | defaultKeyboardinputLen: 100, | |
52 | ||
bbbf42bb SR |
53 | // Setup rfb object, load settings from browser storage, then call |
54 | // UI.init to setup the UI/menus | |
0bd2cbac | 55 | load: function(callback) { |
bbbf42bb SR |
56 | WebUtil.initSettings(UI.start, callback); |
57 | }, | |
58 | ||
59 | // Render default UI and initialize settings menu | |
60 | start: function(callback) { | |
0f6af1e3 | 61 | |
62 | // Setup global variables first | |
bbbf42bb | 63 | UI.isTouchDevice = 'ontouchstart' in document.documentElement; |
0f6af1e3 | 64 | UI.isSafari = (navigator.userAgent.indexOf('Safari') !== -1 && |
65 | navigator.userAgent.indexOf('Chrome') === -1); | |
66 | ||
67 | UI.initSettings(); | |
68 | ||
69 | // Show mouse selector buttons on touch screen devices | |
70 | if (UI.isTouchDevice) { | |
71 | // Show mobile buttons | |
e40978c7 PO |
72 | document.getElementById('noVNC_mobile_buttons') |
73 | .classList.remove("noVNC_hidden"); | |
f0d9ab96 | 74 | UI.hideMouseButton(); |
0f6af1e3 | 75 | // Remove the address bar |
76 | setTimeout(function() { window.scrollTo(0, 1); }, 100); | |
77 | UI.forceSetting('clip', true); | |
78 | } else { | |
79 | UI.initSetting('clip', false); | |
80 | } | |
81 | ||
82 | // Setup and initialize event handlers | |
83 | UI.setupWindowEvents(); | |
84 | UI.setupFullscreen(); | |
85 | UI.addControlbarHandlers(); | |
86 | UI.addTouchSpecificHandlers(); | |
ebbec43a | 87 | UI.addExtraKeysHandlers(); |
0f6af1e3 | 88 | UI.addXvpHandlers(); |
89 | UI.addConnectionControlHandlers(); | |
90 | UI.addClipboardHandlers(); | |
91 | UI.addSettingsHandlers(); | |
bbbf42bb | 92 | |
f9fff037 | 93 | // Show the connect panel on first load unless autoconnecting |
ed8cbe4e PO |
94 | if (!autoconnect) { |
95 | UI.openConnectPanel(); | |
96 | } | |
0f6af1e3 | 97 | |
f0d9ab96 | 98 | UI.updateViewClip(); |
0f6af1e3 | 99 | UI.setBarPosition(); |
100 | ||
101 | UI.updateVisualState(); | |
102 | ||
103 | document.getElementById('noVNC_setting_host').focus(); | |
104 | ||
105 | var autoconnect = WebUtil.getConfigVar('autoconnect', false); | |
106 | if (autoconnect === 'true' || autoconnect == '1') { | |
107 | autoconnect = true; | |
108 | UI.connect(); | |
109 | } else { | |
110 | autoconnect = false; | |
111 | } | |
112 | ||
113 | if (typeof callback === "function") { | |
114 | callback(UI.rfb); | |
115 | } | |
116 | }, | |
117 | ||
118 | initSettings: function() { | |
bbbf42bb SR |
119 | // Stylesheet selection dropdown |
120 | var sheet = WebUtil.selectStylesheet(); | |
121 | var sheets = WebUtil.getStylesheets(); | |
122 | var i; | |
123 | for (i = 0; i < sheets.length; i += 1) { | |
ae510306 | 124 | UI.addOption(document.getElementById('noVNC_setting_stylesheet'),sheets[i].title, sheets[i].title); |
bbbf42bb SR |
125 | } |
126 | ||
127 | // Logging selection dropdown | |
128 | var llevels = ['error', 'warn', 'info', 'debug']; | |
129 | for (i = 0; i < llevels.length; i += 1) { | |
ae510306 | 130 | UI.addOption(document.getElementById('noVNC_setting_logging'),llevels[i], llevels[i]); |
bbbf42bb SR |
131 | } |
132 | ||
133 | // Settings with immediate effects | |
134 | UI.initSetting('logging', 'warn'); | |
135 | WebUtil.init_logging(UI.getSetting('logging')); | |
136 | ||
137 | UI.initSetting('stylesheet', 'default'); | |
138 | WebUtil.selectStylesheet(null); | |
139 | // call twice to get around webkit bug | |
140 | WebUtil.selectStylesheet(UI.getSetting('stylesheet')); | |
141 | ||
142 | // if port == 80 (or 443) then it won't be present and should be | |
143 | // set manually | |
144 | var port = window.location.port; | |
145 | if (!port) { | |
146 | if (window.location.protocol.substring(0,5) == 'https') { | |
147 | port = 443; | |
148 | } | |
149 | else if (window.location.protocol.substring(0,4) == 'http') { | |
150 | port = 80; | |
151 | } | |
152 | } | |
153 | ||
154 | /* Populate the controls if defaults are provided in the URL */ | |
155 | UI.initSetting('host', window.location.hostname); | |
156 | UI.initSetting('port', port); | |
157 | UI.initSetting('password', ''); | |
158 | UI.initSetting('encrypt', (window.location.protocol === "https:")); | |
159 | UI.initSetting('true_color', true); | |
160 | UI.initSetting('cursor', !UI.isTouchDevice); | |
8b46c0de | 161 | UI.initSetting('resize', 'off'); |
bbbf42bb SR |
162 | UI.initSetting('shared', true); |
163 | UI.initSetting('view_only', false); | |
164 | UI.initSetting('path', 'websockify'); | |
165 | UI.initSetting('repeaterID', ''); | |
c55f05f6 | 166 | UI.initSetting('token', ''); |
0f6af1e3 | 167 | }, |
bbbf42bb | 168 | |
0f6af1e3 | 169 | setupWindowEvents: function() { |
170 | window.addEventListener( 'resize', function () { | |
777cb7a0 | 171 | UI.applyResizeMode(); |
f0d9ab96 | 172 | UI.updateViewClip(); |
31ddaa1c | 173 | UI.updateViewDrag(); |
fdedbafb | 174 | UI.setBarPosition(); |
f8b399d7 | 175 | } ); |
ca5c74ad | 176 | |
177 | document.getElementById("noVNC_status") | |
178 | .addEventListener('click', UI.hideStatus); | |
bbbf42bb SR |
179 | }, |
180 | ||
0f6af1e3 | 181 | setupFullscreen: function() { |
182 | // Only show the button if fullscreen is properly supported | |
183 | // * Safari doesn't support alphanumerical input while in fullscreen | |
184 | if (!UI.isSafari && | |
185 | (document.documentElement.requestFullscreen || | |
186 | document.documentElement.mozRequestFullScreen || | |
187 | document.documentElement.webkitRequestFullscreen || | |
188 | document.body.msRequestFullscreen)) { | |
e40978c7 PO |
189 | document.getElementById('noVNC_fullscreen_button') |
190 | .classList.remove("noVNC_hidden"); | |
0f6af1e3 | 191 | UI.addFullscreenHandlers(); |
d9fc1c7b | 192 | } |
e543525f SR |
193 | }, |
194 | ||
0f6af1e3 | 195 | addControlbarHandlers: function() { |
d7f79071 | 196 | document.getElementById("noVNC_view_drag_button") |
197 | .addEventListener('click', UI.toggleViewDrag); | |
a49d9298 | 198 | document.getElementById("noVNC_send_ctrl_alt_del_button") |
0f6af1e3 | 199 | .addEventListener('click', UI.sendCtrlAltDel); |
0f6af1e3 | 200 | }, |
201 | ||
202 | addTouchSpecificHandlers: function() { | |
d7f79071 | 203 | document.getElementById("noVNC_mouse_button0") |
204 | .addEventListener('click', function () { UI.setMouseButton(1); }); | |
205 | document.getElementById("noVNC_mouse_button1") | |
206 | .addEventListener('click', function () { UI.setMouseButton(2); }); | |
207 | document.getElementById("noVNC_mouse_button2") | |
208 | .addEventListener('click', function () { UI.setMouseButton(4); }); | |
209 | document.getElementById("noVNC_mouse_button4") | |
210 | .addEventListener('click', function () { UI.setMouseButton(0); }); | |
211 | document.getElementById("noVNC_keyboard_button") | |
212 | .addEventListener('click', UI.showKeyboard); | |
213 | ||
214 | document.getElementById("noVNC_keyboardinput") | |
215 | .addEventListener('input', UI.keyInput); | |
216 | document.getElementById("noVNC_keyboardinput") | |
217 | .addEventListener('blur', UI.hideKeyboard); | |
218 | document.getElementById("noVNC_keyboardinput") | |
219 | .addEventListener('submit', function () { return false; }); | |
220 | ||
0f6af1e3 | 221 | window.addEventListener('load', UI.keyboardinputReset); |
ebbec43a | 222 | }, |
0f6af1e3 | 223 | |
ebbec43a | 224 | addExtraKeysHandlers: function() { |
a49d9298 | 225 | document.getElementById("noVNC_toggle_extra_keys_button") |
d7f79071 | 226 | .addEventListener('click', UI.toggleExtraKeys); |
a49d9298 | 227 | document.getElementById("noVNC_toggle_ctrl_button") |
d7f79071 | 228 | .addEventListener('click', UI.toggleCtrl); |
a49d9298 | 229 | document.getElementById("noVNC_toggle_alt_button") |
d7f79071 | 230 | .addEventListener('click', UI.toggleAlt); |
a49d9298 | 231 | document.getElementById("noVNC_send_tab_button") |
d7f79071 | 232 | .addEventListener('click', UI.sendTab); |
a49d9298 | 233 | document.getElementById("noVNC_send_esc_button") |
d7f79071 | 234 | .addEventListener('click', UI.sendEsc); |
0f6af1e3 | 235 | }, |
d7f79071 | 236 | |
0f6af1e3 | 237 | addXvpHandlers: function() { |
a49d9298 | 238 | document.getElementById("noVNC_xvp_shutdown_button") |
d7f79071 | 239 | .addEventListener('click', function() { UI.rfb.xvpShutdown(); }); |
a49d9298 | 240 | document.getElementById("noVNC_xvp_reboot_button") |
d7f79071 | 241 | .addEventListener('click', function() { UI.rfb.xvpReboot(); }); |
a49d9298 | 242 | document.getElementById("noVNC_xvp_reset_button") |
d7f79071 | 243 | .addEventListener('click', function() { UI.rfb.xvpReset(); }); |
a49d9298 | 244 | document.getElementById("noVNC_xvp_button") |
d7f79071 | 245 | .addEventListener('click', UI.toggleXvpPanel); |
0f6af1e3 | 246 | }, |
247 | ||
248 | addConnectionControlHandlers: function() { | |
a49d9298 | 249 | document.getElementById("noVNC_connect_controls_button") |
d7f79071 | 250 | .addEventListener('click', UI.toggleConnectPanel); |
251 | document.getElementById("noVNC_disconnect_button") | |
252 | .addEventListener('click', UI.disconnect); | |
0f6af1e3 | 253 | document.getElementById("noVNC_connect_button") |
254 | .addEventListener('click', UI.connect); | |
8a7ec6ea SM |
255 | |
256 | document.getElementById("noVNC_password_button") | |
257 | .addEventListener('click', UI.setPassword); | |
0f6af1e3 | 258 | }, |
d7f79071 | 259 | |
0f6af1e3 | 260 | addClipboardHandlers: function() { |
261 | document.getElementById("noVNC_clipboard_button") | |
262 | .addEventListener('click', UI.toggleClipboardPanel); | |
d7f79071 | 263 | document.getElementById("noVNC_clipboard_text") |
264 | .addEventListener('focus', UI.displayBlur); | |
265 | document.getElementById("noVNC_clipboard_text") | |
266 | .addEventListener('blur', UI.displayFocus); | |
267 | document.getElementById("noVNC_clipboard_text") | |
268 | .addEventListener('change', UI.clipboardSend); | |
269 | document.getElementById("noVNC_clipboard_clear_button") | |
270 | .addEventListener('click', UI.clipboardClear); | |
0f6af1e3 | 271 | }, |
d7f79071 | 272 | |
0f6af1e3 | 273 | addSettingsHandlers: function() { |
274 | document.getElementById("noVNC_settings_button") | |
275 | .addEventListener('click', UI.toggleSettingsPanel); | |
d7f79071 | 276 | document.getElementById("noVNC_settings_apply") |
277 | .addEventListener('click', UI.settingsApply); | |
278 | ||
d7f79071 | 279 | document.getElementById("noVNC_setting_resize") |
280 | .addEventListener('change', UI.enableDisableViewClip); | |
bbbf42bb SR |
281 | }, |
282 | ||
0f6af1e3 | 283 | addFullscreenHandlers: function() { |
284 | document.getElementById("noVNC_fullscreen_button") | |
285 | .addEventListener('click', UI.toggleFullscreen); | |
286 | ||
287 | window.addEventListener('fullscreenchange', UI.updateFullscreenButton); | |
288 | window.addEventListener('mozfullscreenchange', UI.updateFullscreenButton); | |
289 | window.addEventListener('webkitfullscreenchange', UI.updateFullscreenButton); | |
290 | window.addEventListener('msfullscreenchange', UI.updateFullscreenButton); | |
291 | }, | |
292 | ||
293 | initRFB: function() { | |
294 | try { | |
295 | UI.rfb = new RFB({'target': document.getElementById('noVNC_canvas'), | |
296 | 'onUpdateState': UI.updateState, | |
297 | 'onXvpInit': UI.updateXvpButton, | |
298 | 'onClipboard': UI.clipboardReceive, | |
299 | 'onFBUComplete': UI.initialResize, | |
300 | 'onFBResize': UI.updateViewDrag, | |
301 | 'onDesktopName': UI.updateDocumentTitle}); | |
302 | return true; | |
303 | } catch (exc) { | |
304 | UI.updateState(null, 'fatal', null, 'Unable to create RFB client -- ' + exc); | |
305 | return false; | |
306 | } | |
307 | }, | |
308 | ||
95dd6001 | 309 | /* ------^------- |
310 | * /INIT | |
311 | * ============== | |
312 | * VISUAL | |
313 | * ------v------*/ | |
58ded70d | 314 | |
29475d77 | 315 | updateState: function(rfb, state, oldstate, msg) { |
316 | UI.rfb_state = state; | |
fdedbafb | 317 | |
29475d77 | 318 | if (typeof(msg) !== 'undefined') { |
8d7708c8 SM |
319 | switch (state) { |
320 | case 'failed': | |
321 | case 'fatal': | |
322 | // zero means no timeout | |
323 | UI.showStatus(msg, 'error', 0); | |
324 | break; | |
325 | case 'normal': | |
326 | /* falls through */ | |
327 | case 'disconnected': | |
328 | case 'loaded': | |
329 | UI.showStatus(msg, 'normal'); | |
330 | break; | |
331 | case 'password': | |
8a7ec6ea SM |
332 | document.getElementById('noVNC_password_dlg') |
333 | .classList.add('noVNC_open'); | |
334 | setTimeout(function () { | |
335 | document.getElementById(('noVNC_password_input').focus()); | |
336 | }, 100); | |
8d7708c8 SM |
337 | |
338 | UI.showStatus(msg, 'warn'); | |
339 | break; | |
340 | default: | |
341 | UI.showStatus(msg, 'warn'); | |
342 | break; | |
343 | } | |
fdedbafb | 344 | } |
29475d77 | 345 | |
346 | UI.updateVisualState(); | |
fdedbafb | 347 | }, |
348 | ||
29475d77 | 349 | // Disable/enable controls depending on connection state |
350 | updateVisualState: function() { | |
351 | var connected = UI.rfb && UI.rfb_state === 'normal'; | |
fdedbafb | 352 | |
29475d77 | 353 | //Util.Debug(">> updateVisualState"); |
ae510306 SR |
354 | document.getElementById('noVNC_setting_encrypt').disabled = connected; |
355 | document.getElementById('noVNC_setting_true_color').disabled = connected; | |
29475d77 | 356 | if (Util.browserSupportsCursorURIs()) { |
ae510306 | 357 | document.getElementById('noVNC_setting_cursor').disabled = connected; |
29475d77 | 358 | } else { |
359 | UI.updateSetting('cursor', !UI.isTouchDevice); | |
ae510306 | 360 | document.getElementById('noVNC_setting_cursor').disabled = true; |
29475d77 | 361 | } |
fdedbafb | 362 | |
29475d77 | 363 | UI.enableDisableViewClip(); |
ae510306 SR |
364 | document.getElementById('noVNC_setting_resize').disabled = connected; |
365 | document.getElementById('noVNC_setting_shared').disabled = connected; | |
366 | document.getElementById('noVNC_setting_view_only').disabled = connected; | |
367 | document.getElementById('noVNC_setting_path').disabled = connected; | |
368 | document.getElementById('noVNC_setting_repeaterID').disabled = connected; | |
fdedbafb | 369 | |
29475d77 | 370 | if (connected) { |
e40978c7 PO |
371 | document.getElementById('noVNC_logo') |
372 | .classList.add("noVNC_hidden"); | |
373 | document.getElementById('noVNC_screen') | |
374 | .classList.remove("noVNC_hidden"); | |
f0d9ab96 | 375 | UI.updateViewClip(); |
29475d77 | 376 | UI.setMouseButton(1); |
e40978c7 PO |
377 | document.getElementById('noVNC_clipboard_button') |
378 | .classList.remove("noVNC_hidden"); | |
379 | document.getElementById('noVNC_keyboard_button') | |
380 | .classList.remove("noVNC_hidden"); | |
381 | document.getElementById('noVNC_extra_keys') | |
382 | .classList.remove("noVNC_hidden"); | |
a49d9298 | 383 | document.getElementById('noVNC_send_ctrl_alt_del_button') |
e40978c7 | 384 | .classList.remove("noVNC_hidden"); |
29475d77 | 385 | } else { |
e40978c7 PO |
386 | document.getElementById('noVNC_logo') |
387 | .classList.remove("noVNC_hidden"); | |
388 | document.getElementById('noVNC_screen') | |
389 | .classList.add("noVNC_hidden"); | |
f0d9ab96 | 390 | UI.hideMouseButton(); |
e40978c7 PO |
391 | document.getElementById('noVNC_clipboard_button') |
392 | .classList.add("noVNC_hidden"); | |
393 | document.getElementById('noVNC_keyboard_button') | |
394 | .classList.add("noVNC_hidden"); | |
395 | document.getElementById('noVNC_extra_keys') | |
396 | .classList.add("noVNC_hidden"); | |
a49d9298 | 397 | document.getElementById('noVNC_send_ctrl_alt_del_button') |
e40978c7 | 398 | .classList.add("noVNC_hidden"); |
9e45354e | 399 | UI.updateXvpButton(0); |
29475d77 | 400 | } |
fdedbafb | 401 | |
29475d77 | 402 | // State change disables viewport dragging. |
403 | // It is enabled (toggled) by direct click on the button | |
f0d9ab96 | 404 | UI.setViewDrag(false); |
29475d77 | 405 | |
8a7ec6ea SM |
406 | // State change also closes the password dialog |
407 | document.getElementById('noVNC_password_dlg') | |
408 | .classList.remove('noVNC_open'); | |
409 | ||
29475d77 | 410 | switch (UI.rfb_state) { |
411 | case 'fatal': | |
412 | case 'failed': | |
413 | case 'disconnected': | |
a49d9298 | 414 | document.getElementById('noVNC_connect_controls_button') |
e40978c7 PO |
415 | .classList.remove("noVNC_hidden"); |
416 | document.getElementById('noVNC_disconnect_button') | |
417 | .classList.add("noVNC_hidden"); | |
ed8cbe4e | 418 | UI.openConnectPanel(); |
29475d77 | 419 | break; |
420 | case 'loaded': | |
a49d9298 | 421 | document.getElementById('noVNC_connect_controls_button') |
e40978c7 PO |
422 | .classList.remove("noVNC_hidden"); |
423 | document.getElementById('noVNC_disconnect_button') | |
424 | .classList.add("noVNC_hidden"); | |
29475d77 | 425 | break; |
426 | default: | |
a49d9298 | 427 | document.getElementById('noVNC_connect_controls_button') |
e40978c7 PO |
428 | .classList.add("noVNC_hidden"); |
429 | document.getElementById('noVNC_disconnect_button') | |
430 | .classList.remove("noVNC_hidden"); | |
29475d77 | 431 | break; |
432 | } | |
433 | ||
434 | //Util.Debug("<< updateVisualState"); | |
435 | }, | |
436 | ||
8d7708c8 | 437 | showStatus: function(text, status_type, time) { |
ca5c74ad | 438 | var statusElem = document.getElementById('noVNC_status'); |
4e471b5b | 439 | |
ca5c74ad | 440 | clearTimeout(UI.statusTimeout); |
4e471b5b | 441 | |
8d7708c8 SM |
442 | if (typeof status_type === 'undefined') { |
443 | status_type = 'normal'; | |
444 | } | |
445 | ||
446 | statusElem.classList.remove("noVNC_status_normal", | |
447 | "noVNC_status_warn", | |
448 | "noVNC_status_error"); | |
449 | ||
450 | switch (status_type) { | |
451 | case 'warning': | |
452 | case 'warn': | |
453 | statusElem.classList.add("noVNC_status_warn"); | |
454 | break; | |
455 | case 'error': | |
456 | statusElem.classList.add("noVNC_status_error"); | |
457 | break; | |
458 | case 'normal': | |
459 | case 'info': | |
460 | default: | |
461 | statusElem.classList.add("noVNC_status_normal"); | |
462 | break; | |
463 | } | |
464 | ||
ca5c74ad | 465 | statusElem.innerHTML = text; |
466 | statusElem.classList.add("noVNC_open"); | |
467 | ||
468 | // If no time was specified, show the status for 1.5 seconds | |
469 | if (typeof time === 'undefined') { | |
470 | time = 1500; | |
fdedbafb | 471 | } |
4e471b5b | 472 | |
ca5c74ad | 473 | // A specified time of zero means no timeout |
474 | if (time != 0) { | |
475 | UI.statusTimeout = window.setTimeout(UI.hideStatus, time); | |
476 | } | |
fdedbafb | 477 | }, |
478 | ||
ca5c74ad | 479 | hideStatus: function() { |
480 | clearTimeout(UI.statusTimeout); | |
481 | document.getElementById('noVNC_status').classList.remove("noVNC_open"); | |
4e471b5b | 482 | }, |
483 | ||
95dd6001 | 484 | /* ------^------- |
485 | * /VISUAL | |
486 | * ============== | |
487 | * SETTINGS | |
488 | * ------v------*/ | |
489 | ||
45c70c9e | 490 | // Initial page load read/initialization of settings |
491 | initSetting: function(name, defVal) { | |
492 | // Check Query string followed by cookie | |
493 | var val = WebUtil.getConfigVar(name); | |
494 | if (val === null) { | |
495 | val = WebUtil.readSetting(name, defVal); | |
bbbf42bb | 496 | } |
45c70c9e | 497 | UI.updateSetting(name, val); |
bbbf42bb SR |
498 | return val; |
499 | }, | |
500 | ||
501 | // Update cookie and form control setting. If value is not set, then | |
502 | // updates from control to current cookie setting. | |
503 | updateSetting: function(name, value) { | |
504 | ||
505 | // Save the cookie for this session | |
506 | if (typeof value !== 'undefined') { | |
507 | WebUtil.writeSetting(name, value); | |
508 | } | |
509 | ||
510 | // Update the settings control | |
511 | value = UI.getSetting(name); | |
512 | ||
ae510306 | 513 | var ctrl = document.getElementById('noVNC_setting_' + name); |
bbbf42bb SR |
514 | if (ctrl.type === 'checkbox') { |
515 | ctrl.checked = value; | |
516 | ||
517 | } else if (typeof ctrl.options !== 'undefined') { | |
518 | for (var i = 0; i < ctrl.options.length; i += 1) { | |
519 | if (ctrl.options[i].value === value) { | |
520 | ctrl.selectedIndex = i; | |
521 | break; | |
522 | } | |
523 | } | |
524 | } else { | |
525 | /*Weird IE9 error leads to 'null' appearring | |
526 | in textboxes instead of ''.*/ | |
527 | if (value === null) { | |
528 | value = ""; | |
529 | } | |
530 | ctrl.value = value; | |
531 | } | |
532 | }, | |
533 | ||
534 | // Save control setting to cookie | |
535 | saveSetting: function(name) { | |
ae510306 | 536 | var val, ctrl = document.getElementById('noVNC_setting_' + name); |
bbbf42bb SR |
537 | if (ctrl.type === 'checkbox') { |
538 | val = ctrl.checked; | |
539 | } else if (typeof ctrl.options !== 'undefined') { | |
540 | val = ctrl.options[ctrl.selectedIndex].value; | |
541 | } else { | |
542 | val = ctrl.value; | |
543 | } | |
544 | WebUtil.writeSetting(name, val); | |
545 | //Util.Debug("Setting saved '" + name + "=" + val + "'"); | |
546 | return val; | |
547 | }, | |
548 | ||
bbbf42bb SR |
549 | // Force a setting to be a certain value |
550 | forceSetting: function(name, val) { | |
551 | UI.updateSetting(name, val); | |
552 | return val; | |
553 | }, | |
554 | ||
45c70c9e | 555 | // Read form control compatible setting from cookie |
556 | getSetting: function(name) { | |
ae510306 | 557 | var ctrl = document.getElementById('noVNC_setting_' + name); |
45c70c9e | 558 | var val = WebUtil.readSetting(name); |
559 | if (typeof val !== 'undefined' && val !== null && ctrl.type === 'checkbox') { | |
560 | if (val.toString().toLowerCase() in {'0':1, 'no':1, 'false':1}) { | |
561 | val = false; | |
4f19e5c6 | 562 | } else { |
45c70c9e | 563 | val = true; |
4f19e5c6 | 564 | } |
bbbf42bb | 565 | } |
bbbf42bb | 566 | return val; |
bbbf42bb SR |
567 | }, |
568 | ||
95dd6001 | 569 | // Save/apply settings when 'Apply' button is pressed |
570 | settingsApply: function() { | |
571 | //Util.Debug(">> settingsApply"); | |
572 | UI.saveSetting('encrypt'); | |
573 | UI.saveSetting('true_color'); | |
574 | if (Util.browserSupportsCursorURIs()) { | |
575 | UI.saveSetting('cursor'); | |
bbbf42bb | 576 | } |
bbbf42bb | 577 | |
95dd6001 | 578 | UI.saveSetting('resize'); |
bbbf42bb | 579 | |
95dd6001 | 580 | if (UI.getSetting('resize') === 'downscale' || UI.getSetting('resize') === 'scale') { |
581 | UI.forceSetting('clip', false); | |
7d1dc09a | 582 | } |
7d1dc09a | 583 | |
95dd6001 | 584 | UI.saveSetting('clip'); |
585 | UI.saveSetting('shared'); | |
586 | UI.saveSetting('view_only'); | |
587 | UI.saveSetting('path'); | |
588 | UI.saveSetting('repeaterID'); | |
589 | UI.saveSetting('stylesheet'); | |
590 | UI.saveSetting('logging'); | |
591 | ||
592 | // Settings with immediate (non-connected related) effect | |
593 | WebUtil.selectStylesheet(UI.getSetting('stylesheet')); | |
594 | WebUtil.init_logging(UI.getSetting('logging')); | |
f0d9ab96 | 595 | UI.updateViewClip(); |
95dd6001 | 596 | UI.updateViewDrag(); |
597 | //Util.Debug("<< settingsApply"); | |
7d1dc09a | 598 | }, |
599 | ||
ed8cbe4e PO |
600 | /* ------^------- |
601 | * /SETTINGS | |
602 | * ============== | |
603 | * PANELS | |
604 | * ------v------*/ | |
605 | ||
606 | closeAllPanels: function() { | |
607 | UI.closeSettingsPanel(); | |
608 | UI.closeXvpPanel(); | |
609 | UI.closeClipboardPanel(); | |
610 | UI.closeConnectPanel(); | |
611 | }, | |
612 | ||
613 | /* ------^------- | |
614 | * /PANELS | |
615 | * ============== | |
616 | * SETTINGS (panel) | |
617 | * ------v------*/ | |
618 | ||
619 | openSettingsPanel: function() { | |
620 | UI.closeAllPanels(); | |
621 | ||
622 | UI.updateSetting('encrypt'); | |
623 | UI.updateSetting('true_color'); | |
624 | if (Util.browserSupportsCursorURIs()) { | |
625 | UI.updateSetting('cursor'); | |
626 | } else { | |
627 | UI.updateSetting('cursor', !UI.isTouchDevice); | |
628 | document.getElementById('noVNC_setting_cursor').disabled = true; | |
bbbf42bb | 629 | } |
ed8cbe4e PO |
630 | UI.updateSetting('clip'); |
631 | UI.updateSetting('resize'); | |
632 | UI.updateSetting('shared'); | |
633 | UI.updateSetting('view_only'); | |
634 | UI.updateSetting('path'); | |
635 | UI.updateSetting('repeaterID'); | |
636 | UI.updateSetting('stylesheet'); | |
637 | UI.updateSetting('logging'); | |
638 | ||
e40978c7 PO |
639 | document.getElementById('noVNC_settings') |
640 | .classList.add("noVNC_open"); | |
641 | document.getElementById('noVNC_settings_button') | |
d9e86214 | 642 | .classList.add("noVNC_selected"); |
45c70c9e | 643 | }, |
bbbf42bb | 644 | |
ed8cbe4e | 645 | closeSettingsPanel: function() { |
e40978c7 PO |
646 | document.getElementById('noVNC_settings') |
647 | .classList.remove("noVNC_open"); | |
648 | document.getElementById('noVNC_settings_button') | |
d9e86214 | 649 | .classList.remove("noVNC_selected"); |
bbbf42bb SR |
650 | }, |
651 | ||
652 | // Toggle the settings menu: | |
653 | // On open, settings are refreshed from saved cookies. | |
654 | // On close, settings are applied | |
655 | toggleSettingsPanel: function() { | |
ed8cbe4e PO |
656 | if (document.getElementById('noVNC_settings') |
657 | .classList.contains("noVNC_open")) { | |
bbbf42bb | 658 | UI.settingsApply(); |
ed8cbe4e | 659 | UI.closeSettingsPanel(); |
bbbf42bb | 660 | } else { |
ed8cbe4e | 661 | UI.openSettingsPanel(); |
bbbf42bb SR |
662 | } |
663 | }, | |
664 | ||
95dd6001 | 665 | /* ------^------- |
666 | * /SETTINGS | |
667 | * ============== | |
668 | * XVP | |
669 | * ------v------*/ | |
670 | ||
ed8cbe4e PO |
671 | openXvpPanel: function() { |
672 | UI.closeAllPanels(); | |
673 | ||
674 | document.getElementById('noVNC_xvp') | |
675 | .classList.add("noVNC_open"); | |
676 | document.getElementById('noVNC_xvp_button') | |
677 | .classList.add("noVNC_selected"); | |
678 | }, | |
679 | ||
680 | closeXvpPanel: function() { | |
681 | document.getElementById('noVNC_xvp') | |
682 | .classList.remove("noVNC_open"); | |
683 | document.getElementById('noVNC_xvp_button') | |
684 | .classList.remove("noVNC_selected"); | |
685 | }, | |
686 | ||
bbbf42bb | 687 | toggleXvpPanel: function() { |
ed8cbe4e PO |
688 | if (document.getElementById('noVNC_xvp') |
689 | .classList.contains("noVNC_open")) { | |
690 | UI.closeXvpPanel(); | |
bbbf42bb | 691 | } else { |
ed8cbe4e | 692 | UI.openXvpPanel(); |
bbbf42bb | 693 | } |
bbbf42bb SR |
694 | }, |
695 | ||
696 | // Disable/enable XVP button | |
9e45354e | 697 | updateXvpButton: function(ver) { |
bbbf42bb | 698 | if (ver >= 1) { |
a49d9298 | 699 | document.getElementById('noVNC_xvp_button') |
e40978c7 | 700 | .classList.remove("noVNC_hidden"); |
bbbf42bb | 701 | } else { |
a49d9298 | 702 | document.getElementById('noVNC_xvp_button') |
e40978c7 | 703 | .classList.add("noVNC_hidden"); |
bbbf42bb | 704 | // Close XVP panel if open |
ed8cbe4e | 705 | UI.closeXvpPanel(); |
bbbf42bb SR |
706 | } |
707 | }, | |
708 | ||
95dd6001 | 709 | /* ------^------- |
710 | * /XVP | |
711 | * ============== | |
712 | * CLIPBOARD | |
713 | * ------v------*/ | |
f8b399d7 | 714 | |
ed8cbe4e PO |
715 | openClipboardPanel: function() { |
716 | UI.closeAllPanels(); | |
717 | ||
718 | document.getElementById('noVNC_clipboard') | |
719 | .classList.add("noVNC_open"); | |
720 | document.getElementById('noVNC_clipboard_button') | |
721 | .classList.add("noVNC_selected"); | |
722 | }, | |
723 | ||
724 | closeClipboardPanel: function() { | |
725 | document.getElementById('noVNC_clipboard') | |
726 | .classList.remove("noVNC_open"); | |
727 | document.getElementById('noVNC_clipboard_button') | |
728 | .classList.remove("noVNC_selected"); | |
729 | }, | |
730 | ||
bbbf42bb | 731 | toggleClipboardPanel: function() { |
ed8cbe4e PO |
732 | if (document.getElementById('noVNC_clipboard') |
733 | .classList.contains("noVNC_open")) { | |
734 | UI.closeClipboardPanel(); | |
bbbf42bb | 735 | } else { |
ed8cbe4e | 736 | UI.openClipboardPanel(); |
bbbf42bb | 737 | } |
bbbf42bb SR |
738 | }, |
739 | ||
4d26f58e | 740 | clipboardReceive: function(rfb, text) { |
741 | Util.Debug(">> UI.clipboardReceive: " + text.substr(0,40) + "..."); | |
ae510306 | 742 | document.getElementById('noVNC_clipboard_text').value = text; |
4d26f58e | 743 | Util.Debug("<< UI.clipboardReceive"); |
95dd6001 | 744 | }, |
745 | ||
4d26f58e | 746 | clipboardClear: function() { |
ae510306 | 747 | document.getElementById('noVNC_clipboard_text').value = ""; |
95dd6001 | 748 | UI.rfb.clipboardPasteFrom(""); |
749 | }, | |
750 | ||
4d26f58e | 751 | clipboardSend: function() { |
ae510306 | 752 | var text = document.getElementById('noVNC_clipboard_text').value; |
4d26f58e | 753 | Util.Debug(">> UI.clipboardSend: " + text.substr(0,40) + "..."); |
95dd6001 | 754 | UI.rfb.clipboardPasteFrom(text); |
4d26f58e | 755 | Util.Debug("<< UI.clipboardSend"); |
95dd6001 | 756 | }, |
757 | ||
758 | /* ------^------- | |
759 | * /CLIPBOARD | |
760 | * ============== | |
761 | * CONNECTION | |
762 | * ------v------*/ | |
763 | ||
ed8cbe4e PO |
764 | openConnectPanel: function() { |
765 | UI.closeAllPanels(); | |
ab81ddf5 | 766 | |
ed8cbe4e PO |
767 | document.getElementById('noVNC_connect_controls') |
768 | .classList.add("noVNC_open"); | |
769 | document.getElementById('noVNC_connect_controls_button') | |
770 | .classList.add("noVNC_selected"); | |
771 | ||
772 | document.getElementById('noVNC_setting_host').focus(); | |
773 | }, | |
774 | ||
775 | closeConnectPanel: function() { | |
776 | document.getElementById('noVNC_connect_controls') | |
777 | .classList.remove("noVNC_open"); | |
778 | document.getElementById('noVNC_connect_controls_button') | |
779 | .classList.remove("noVNC_selected"); | |
780 | ||
781 | UI.saveSetting('host'); | |
782 | UI.saveSetting('port'); | |
783 | UI.saveSetting('token'); | |
784 | //UI.saveSetting('password'); | |
785 | }, | |
786 | ||
787 | toggleConnectPanel: function() { | |
788 | if (document.getElementById('noVNC_connect_controls') | |
789 | .classList.contains("noVNC_open")) { | |
790 | UI.closeConnectPanel(); | |
ab81ddf5 | 791 | } else { |
ed8cbe4e | 792 | UI.openConnectPanel(); |
ab81ddf5 | 793 | } |
bbbf42bb SR |
794 | }, |
795 | ||
796 | connect: function() { | |
ed8cbe4e | 797 | UI.closeAllPanels(); |
f00b1e37 | 798 | |
ae510306 SR |
799 | var host = document.getElementById('noVNC_setting_host').value; |
800 | var port = document.getElementById('noVNC_setting_port').value; | |
801 | var password = document.getElementById('noVNC_setting_password').value; | |
802 | var token = document.getElementById('noVNC_setting_token').value; | |
803 | var path = document.getElementById('noVNC_setting_path').value; | |
c55f05f6 MXPN |
804 | |
805 | //if token is in path then ignore the new token variable | |
806 | if (token) { | |
807 | path = WebUtil.injectParamIfMissing(path, "token", token); | |
808 | } | |
809 | ||
bbbf42bb SR |
810 | if ((!host) || (!port)) { |
811 | throw new Error("Must set host and port"); | |
812 | } | |
53fc7392 | 813 | |
d9fc1c7b | 814 | if (!UI.initRFB()) return; |
58ded70d | 815 | |
bbbf42bb SR |
816 | UI.rfb.set_encrypt(UI.getSetting('encrypt')); |
817 | UI.rfb.set_true_color(UI.getSetting('true_color')); | |
818 | UI.rfb.set_local_cursor(UI.getSetting('cursor')); | |
819 | UI.rfb.set_shared(UI.getSetting('shared')); | |
820 | UI.rfb.set_view_only(UI.getSetting('view_only')); | |
821 | UI.rfb.set_repeaterID(UI.getSetting('repeaterID')); | |
53fc7392 | 822 | |
bbbf42bb | 823 | UI.rfb.connect(host, port, password, path); |
8e0f0088 | 824 | |
bbbf42bb | 825 | //Close dialog. |
67685d07 | 826 | setTimeout(UI.setBarPosition, 100); |
bbbf42bb | 827 | }, |
5299db1a | 828 | |
bbbf42bb | 829 | disconnect: function() { |
ed8cbe4e | 830 | UI.closeAllPanels(); |
bbbf42bb | 831 | UI.rfb.disconnect(); |
8e0f0088 | 832 | |
f8b399d7 | 833 | // Restore the callback used for initial resize |
ab81ddf5 | 834 | UI.rfb.set_onFBUComplete(UI.initialResize); |
f8b399d7 | 835 | |
e543525f | 836 | // Don't display the connection settings until we're actually disconnected |
bbbf42bb SR |
837 | }, |
838 | ||
95dd6001 | 839 | setPassword: function() { |
8a7ec6ea SM |
840 | UI.rfb.sendPassword(document.getElementById('noVNC_password_input').value); |
841 | document.getElementById('noVNC_password_dlg') | |
842 | .classList.remove('noVNC_open'); | |
95dd6001 | 843 | return false; |
844 | }, | |
58ded70d | 845 | |
95dd6001 | 846 | /* ------^------- |
847 | * /CONNECTION | |
848 | * ============== | |
849 | * FULLSCREEN | |
850 | * ------v------*/ | |
851 | ||
7d1dc09a | 852 | toggleFullscreen: function() { |
853 | if (document.fullscreenElement || // alternative standard method | |
854 | document.mozFullScreenElement || // currently working methods | |
855 | document.webkitFullscreenElement || | |
a6357e82 | 856 | document.msFullscreenElement) { |
7d1dc09a | 857 | if (document.exitFullscreen) { |
858 | document.exitFullscreen(); | |
859 | } else if (document.mozCancelFullScreen) { | |
860 | document.mozCancelFullScreen(); | |
861 | } else if (document.webkitExitFullscreen) { | |
862 | document.webkitExitFullscreen(); | |
863 | } else if (document.msExitFullscreen) { | |
864 | document.msExitFullscreen(); | |
865 | } | |
866 | } else { | |
867 | if (document.documentElement.requestFullscreen) { | |
868 | document.documentElement.requestFullscreen(); | |
869 | } else if (document.documentElement.mozRequestFullScreen) { | |
870 | document.documentElement.mozRequestFullScreen(); | |
871 | } else if (document.documentElement.webkitRequestFullscreen) { | |
872 | document.documentElement.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT); | |
873 | } else if (document.body.msRequestFullscreen) { | |
874 | document.body.msRequestFullscreen(); | |
875 | } | |
876 | } | |
a6357e82 | 877 | UI.enableDisableViewClip(); |
7d1dc09a | 878 | UI.updateFullscreenButton(); |
bbbf42bb SR |
879 | }, |
880 | ||
7d1dc09a | 881 | updateFullscreenButton: function() { |
882 | if (document.fullscreenElement || // alternative standard method | |
883 | document.mozFullScreenElement || // currently working methods | |
884 | document.webkitFullscreenElement || | |
885 | document.msFullscreenElement ) { | |
a49d9298 | 886 | document.getElementById('noVNC_fullscreen_button') |
d9e86214 | 887 | .classList.add("noVNC_selected"); |
7d1dc09a | 888 | } else { |
a49d9298 | 889 | document.getElementById('noVNC_fullscreen_button') |
d9e86214 | 890 | .classList.remove("noVNC_selected"); |
7d1dc09a | 891 | } |
892 | }, | |
893 | ||
95dd6001 | 894 | /* ------^------- |
895 | * /FULLSCREEN | |
896 | * ============== | |
897 | * RESIZE | |
898 | * ------v------*/ | |
777cb7a0 | 899 | |
900 | // Apply remote resizing or local scaling | |
0bd2cbac | 901 | applyResizeMode: function() { |
58ded70d SR |
902 | if (!UI.rfb) return; |
903 | ||
777cb7a0 | 904 | var screen = UI.screenSize(); |
905 | ||
906 | if (screen && UI.rfb_state === 'normal' && UI.rfb.get_display()) { | |
907 | ||
908 | var display = UI.rfb.get_display(); | |
909 | var resizeMode = UI.getSetting('resize'); | |
910 | ||
911 | if (resizeMode === 'remote') { | |
912 | ||
913 | // Request changing the resolution of the remote display to | |
914 | // the size of the local browser viewport. | |
915 | ||
916 | // In order to not send multiple requests before the browser-resize | |
917 | // is finished we wait 0.5 seconds before sending the request. | |
918 | clearTimeout(UI.resizeTimeout); | |
919 | UI.resizeTimeout = setTimeout(function(){ | |
920 | ||
921 | // Limit the viewport to the size of the browser window | |
922 | display.set_maxWidth(screen.w); | |
923 | display.set_maxHeight(screen.h); | |
924 | ||
5fd3f88e | 925 | Util.Debug('Attempting requestDesktopSize(' + |
777cb7a0 | 926 | screen.w + ', ' + screen.h + ')'); |
927 | ||
928 | // Request a remote size covering the viewport | |
5fd3f88e | 929 | UI.rfb.requestDesktopSize(screen.w, screen.h); |
777cb7a0 | 930 | }, 500); |
931 | ||
932 | } else if (resizeMode === 'scale' || resizeMode === 'downscale') { | |
933 | var downscaleOnly = resizeMode === 'downscale'; | |
934 | var scaleRatio = display.autoscale(screen.w, screen.h, downscaleOnly); | |
935 | UI.rfb.get_mouse().set_scale(scaleRatio); | |
936 | Util.Debug('Scaling by ' + UI.rfb.get_mouse().get_scale()); | |
937 | } | |
938 | } | |
bbbf42bb SR |
939 | }, |
940 | ||
777cb7a0 | 941 | // The screen is always the same size as the available viewport |
942 | // in the browser window minus the height of the control bar | |
0bd2cbac | 943 | screenSize: function() { |
ae510306 | 944 | var screen = document.getElementById('noVNC_screen'); |
777cb7a0 | 945 | |
946 | // Hide the scrollbars until the size is calculated | |
947 | screen.style.overflow = "hidden"; | |
948 | ||
949 | var pos = Util.getPosition(screen); | |
950 | var w = pos.width; | |
951 | var h = pos.height; | |
952 | ||
953 | screen.style.overflow = "visible"; | |
954 | ||
955 | if (isNaN(w) || isNaN(h)) { | |
956 | return false; | |
957 | } else { | |
958 | return {w: w, h: h}; | |
959 | } | |
bbbf42bb SR |
960 | }, |
961 | ||
777cb7a0 | 962 | // Normally we only apply the current resize mode after a window resize |
963 | // event. This means that when a new connection is opened, there is no | |
964 | // resize mode active. | |
965 | // We have to wait until the first FBU because this is where the client | |
966 | // will find the supported encodings of the server. Some calls later in | |
967 | // the chain is dependant on knowing the server-capabilities. | |
968 | initialResize: function(rfb, fbu) { | |
969 | UI.applyResizeMode(); | |
970 | // After doing this once, we remove the callback. | |
971 | UI.rfb.set_onFBUComplete(function() { }); | |
bbbf42bb SR |
972 | }, |
973 | ||
95dd6001 | 974 | /* ------^------- |
975 | * /RESIZE | |
976 | * ============== | |
977 | * CLIPPING | |
978 | * ------v------*/ | |
979 | ||
30bfff81 | 980 | // Set and configure viewport clipping |
bbbf42bb | 981 | setViewClip: function(clip) { |
f0d9ab96 | 982 | UI.updateSetting('clip', clip); |
983 | UI.updateViewClip(); | |
984 | }, | |
985 | ||
986 | // Update parameters that depend on the clip setting | |
987 | updateViewClip: function() { | |
bbbf42bb | 988 | var display; |
f0d9ab96 | 989 | if (!UI.rfb) { |
bbbf42bb SR |
990 | return; |
991 | } | |
8e0f0088 | 992 | |
f0d9ab96 | 993 | var display = UI.rfb.get_display(); |
bbbf42bb | 994 | var cur_clip = display.get_viewport(); |
f0d9ab96 | 995 | var new_clip = UI.getSetting('clip'); |
bbbf42bb | 996 | |
f0d9ab96 | 997 | if (cur_clip !== new_clip) { |
998 | display.set_viewport(new_clip); | |
bbbf42bb | 999 | } |
8e0f0088 | 1000 | |
f0d9ab96 | 1001 | var size = UI.screenSize(); |
fdedbafb | 1002 | |
f0d9ab96 | 1003 | if (new_clip && size) { |
1004 | // When clipping is enabled, the screen is limited to | |
1005 | // the size of the browser window. | |
1006 | display.set_maxWidth(size.w); | |
1007 | display.set_maxHeight(size.h); | |
fdedbafb | 1008 | |
f0d9ab96 | 1009 | var screen = document.getElementById('noVNC_screen'); |
1010 | var canvas = document.getElementById('noVNC_canvas'); | |
fdedbafb | 1011 | |
f0d9ab96 | 1012 | // Hide potential scrollbars that can skew the position |
1013 | screen.style.overflow = "hidden"; | |
fdedbafb | 1014 | |
f0d9ab96 | 1015 | // The x position marks the left margin of the canvas, |
1016 | // remove the margin from both sides to keep it centered. | |
1017 | var new_w = size.w - (2 * Util.getPosition(canvas).x); | |
fdedbafb | 1018 | |
f0d9ab96 | 1019 | screen.style.overflow = "visible"; |
1020 | ||
1021 | display.viewportChangeSize(new_w, size.h); | |
1022 | } else { | |
1023 | // Disable max dimensions | |
1024 | display.set_maxWidth(0); | |
1025 | display.set_maxHeight(0); | |
1026 | display.viewportChangeSize(); | |
bbbf42bb SR |
1027 | } |
1028 | }, | |
1029 | ||
30bfff81 | 1030 | // Handle special cases where clipping is forced on/off or locked |
0bd2cbac | 1031 | enableDisableViewClip: function() { |
ae510306 | 1032 | var resizeSetting = document.getElementById('noVNC_setting_resize'); |
a6357e82 | 1033 | var connected = UI.rfb && UI.rfb_state === 'normal'; |
1034 | ||
f620259b | 1035 | if (UI.isSafari) { |
1036 | // Safari auto-hides the scrollbars which makes them | |
1037 | // impossible to use in most cases | |
1038 | UI.setViewClip(true); | |
ae510306 | 1039 | document.getElementById('noVNC_setting_clip').disabled = true; |
682fd02b | 1040 | } else if (resizeSetting.value === 'downscale' || resizeSetting.value === 'scale') { |
a6357e82 | 1041 | // Disable clipping if we are scaling |
1042 | UI.setViewClip(false); | |
ae510306 | 1043 | document.getElementById('noVNC_setting_clip').disabled = true; |
a6357e82 | 1044 | } else if (document.msFullscreenElement) { |
1045 | // The browser is IE and we are in fullscreen mode. | |
1046 | // - We need to force clipping while in fullscreen since | |
1047 | // scrollbars doesn't work. | |
ca5c74ad | 1048 | UI.showStatus("Forcing clipping mode since scrollbars aren't supported by IE in fullscreen"); |
a6357e82 | 1049 | UI.rememberedClipSetting = UI.getSetting('clip'); |
1050 | UI.setViewClip(true); | |
ae510306 | 1051 | document.getElementById('noVNC_setting_clip').disabled = true; |
a6357e82 | 1052 | } else if (document.body.msRequestFullscreen && UI.rememberedClip !== null) { |
1053 | // Restore view clip to what it was before fullscreen on IE | |
1054 | UI.setViewClip(UI.rememberedClipSetting); | |
ae510306 | 1055 | document.getElementById('noVNC_setting_clip').disabled = connected || UI.isTouchDevice; |
30bfff81 | 1056 | } else { |
ae510306 | 1057 | document.getElementById('noVNC_setting_clip').disabled = connected || UI.isTouchDevice; |
30bfff81 | 1058 | if (UI.isTouchDevice) { |
a6357e82 | 1059 | UI.setViewClip(true); |
30bfff81 | 1060 | } |
1061 | } | |
1062 | }, | |
1063 | ||
95dd6001 | 1064 | /* ------^------- |
1065 | * /CLIPPING | |
1066 | * ============== | |
1067 | * VIEWDRAG | |
1068 | * ------v------*/ | |
1069 | ||
f0d9ab96 | 1070 | toggleViewDrag: function() { |
58ded70d | 1071 | if (!UI.rfb) return; |
bbbf42bb | 1072 | |
f0d9ab96 | 1073 | var drag = UI.rfb.get_viewportDrag(); |
1074 | UI.setViewDrag(!drag); | |
1075 | }, | |
1076 | ||
1077 | // Set the view drag mode which moves the viewport on mouse drags | |
1078 | setViewDrag: function(drag) { | |
1079 | if (!UI.rfb) return; | |
1080 | ||
1081 | UI.rfb.set_viewportDrag(drag); | |
1082 | ||
1083 | UI.updateViewDrag(); | |
1084 | }, | |
1085 | ||
1086 | updateViewDrag: function() { | |
1087 | var clipping = false; | |
bbbf42bb | 1088 | |
e00698fe | 1089 | // Check if viewport drag is possible. It is only possible |
1090 | // if the remote display is clipping the client display. | |
f8b399d7 | 1091 | if (UI.rfb_state === 'normal' && |
1092 | UI.rfb.get_display().get_viewport() && | |
fdedbafb | 1093 | UI.rfb.get_display().clippingDisplay()) { |
f0d9ab96 | 1094 | clipping = true; |
1095 | } | |
31ddaa1c | 1096 | |
f0d9ab96 | 1097 | var viewDragButton = document.getElementById('noVNC_view_drag_button'); |
29a0e6a8 | 1098 | |
f0d9ab96 | 1099 | if (UI.rfb_state !== 'normal') { |
1100 | // Always hide when not connected | |
e40978c7 | 1101 | viewDragButton.classList.add("noVNC_hidden"); |
31ddaa1c | 1102 | } else { |
f0d9ab96 | 1103 | if (!clipping && |
1104 | UI.rfb.get_viewportDrag()) { | |
1105 | // The size of the remote display is the same or smaller | |
1106 | // than the client display. Make sure viewport drag isn't | |
1107 | // active when it can't be used. | |
31ddaa1c | 1108 | UI.rfb.set_viewportDrag(false); |
1109 | } | |
1110 | ||
f0d9ab96 | 1111 | if (UI.rfb.get_viewportDrag()) { |
d9e86214 | 1112 | viewDragButton.classList.add("noVNC_selected"); |
31ddaa1c | 1113 | } else { |
d9e86214 | 1114 | viewDragButton.classList.remove("noVNC_selected"); |
31ddaa1c | 1115 | } |
29a0e6a8 | 1116 | |
f0d9ab96 | 1117 | // Different behaviour for touch vs non-touch |
1118 | // The button is disabled instead of hidden on touch devices | |
1119 | if (UI.isTouchDevice) { | |
e40978c7 | 1120 | viewDragButton.classList.remove("noVNC_hidden"); |
31ddaa1c | 1121 | |
f0d9ab96 | 1122 | if (clipping) { |
1123 | viewDragButton.disabled = false; | |
1124 | } else { | |
1125 | viewDragButton.disabled = true; | |
1126 | } | |
1127 | } else { | |
1128 | viewDragButton.disabled = false; | |
1129 | ||
1130 | if (clipping) { | |
e40978c7 | 1131 | viewDragButton.classList.remove("noVNC_hidden"); |
f0d9ab96 | 1132 | } else { |
e40978c7 | 1133 | viewDragButton.classList.add("noVNC_hidden"); |
f0d9ab96 | 1134 | } |
1135 | } | |
f8b399d7 | 1136 | } |
1137 | }, | |
1138 | ||
95dd6001 | 1139 | /* ------^------- |
1140 | * /VIEWDRAG | |
1141 | * ============== | |
1142 | * KEYBOARD | |
1143 | * ------v------*/ | |
fdf21468 | 1144 | |
bbbf42bb SR |
1145 | // On touch devices, show the OS keyboard |
1146 | showKeyboard: function() { | |
ae510306 SR |
1147 | var kbi = document.getElementById('noVNC_keyboardinput'); |
1148 | var skb = document.getElementById('noVNC_keyboard_button'); | |
bbbf42bb SR |
1149 | var l = kbi.value.length; |
1150 | if(UI.keyboardVisible === false) { | |
1151 | kbi.focus(); | |
1152 | try { kbi.setSelectionRange(l, l); } // Move the caret to the end | |
1153 | catch (err) {} // setSelectionRange is undefined in Google Chrome | |
1154 | UI.keyboardVisible = true; | |
d9e86214 | 1155 | skb.classList.add("noVNC_selected"); |
bbbf42bb SR |
1156 | } else if(UI.keyboardVisible === true) { |
1157 | kbi.blur(); | |
d9e86214 | 1158 | skb.classList.remove("noVNC_selected"); |
bbbf42bb SR |
1159 | UI.keyboardVisible = false; |
1160 | } | |
1161 | }, | |
1162 | ||
fdf21468 | 1163 | hideKeyboard: function() { |
a49d9298 | 1164 | document.getElementById('noVNC_keyboard_button') |
d9e86214 | 1165 | .classList.remove("noVNC_selected"); |
fdf21468 | 1166 | //Weird bug in iOS if you change keyboardVisible |
1167 | //here it does not actually occur so next time | |
1168 | //you click keyboard icon it doesnt work. | |
1169 | UI.hideKeyboardTimeout = setTimeout(function() { | |
1170 | UI.keyboardVisible = false; | |
1171 | },100); | |
1172 | }, | |
1173 | ||
bbbf42bb SR |
1174 | keepKeyboard: function() { |
1175 | clearTimeout(UI.hideKeyboardTimeout); | |
1176 | if(UI.keyboardVisible === true) { | |
ae510306 | 1177 | document.getElementById('noVNC_keyboardinput').focus(); |
a49d9298 | 1178 | document.getElementById('noVNC_keyboard_button') |
d9e86214 | 1179 | .classList.add("noVNC_selected"); |
bbbf42bb | 1180 | } else if(UI.keyboardVisible === false) { |
ae510306 | 1181 | document.getElementById('noVNC_keyboardinput').blur(); |
a49d9298 | 1182 | document.getElementById('noVNC_keyboard_button') |
d9e86214 | 1183 | .classList.remove("noVNC_selected"); |
bbbf42bb SR |
1184 | } |
1185 | }, | |
1186 | ||
1187 | keyboardinputReset: function() { | |
ae510306 | 1188 | var kbi = document.getElementById('noVNC_keyboardinput'); |
bbbf42bb SR |
1189 | kbi.value = new Array(UI.defaultKeyboardinputLen).join("_"); |
1190 | UI.lastKeyboardinput = kbi.value; | |
1191 | }, | |
1192 | ||
1193 | // When normal keyboard events are left uncought, use the input events from | |
1194 | // the keyboardinput element instead and generate the corresponding key events. | |
1195 | // This code is required since some browsers on Android are inconsistent in | |
1196 | // sending keyCodes in the normal keyboard events when using on screen keyboards. | |
1197 | keyInput: function(event) { | |
3b8ec46f | 1198 | |
58ded70d | 1199 | if (!UI.rfb) return; |
3b8ec46f | 1200 | |
bbbf42bb | 1201 | var newValue = event.target.value; |
1138bdd4 | 1202 | |
1203 | if (!UI.lastKeyboardinput) { | |
1204 | UI.keyboardinputReset(); | |
1205 | } | |
cb3e4deb | 1206 | var oldValue = UI.lastKeyboardinput; |
bbbf42bb SR |
1207 | |
1208 | var newLen; | |
1209 | try { | |
1210 | // Try to check caret position since whitespace at the end | |
1211 | // will not be considered by value.length in some browsers | |
1212 | newLen = Math.max(event.target.selectionStart, newValue.length); | |
1213 | } catch (err) { | |
1214 | // selectionStart is undefined in Google Chrome | |
1215 | newLen = newValue.length; | |
1216 | } | |
1217 | var oldLen = oldValue.length; | |
1218 | ||
1219 | var backspaces; | |
1220 | var inputs = newLen - oldLen; | |
1221 | if (inputs < 0) { | |
1222 | backspaces = -inputs; | |
1223 | } else { | |
1224 | backspaces = 0; | |
1225 | } | |
8e0f0088 | 1226 | |
bbbf42bb SR |
1227 | // Compare the old string with the new to account for |
1228 | // text-corrections or other input that modify existing text | |
1229 | var i; | |
1230 | for (i = 0; i < Math.min(oldLen, newLen); i++) { | |
1231 | if (newValue.charAt(i) != oldValue.charAt(i)) { | |
1232 | inputs = newLen - i; | |
1233 | backspaces = oldLen - i; | |
1234 | break; | |
1235 | } | |
1236 | } | |
1237 | ||
1238 | // Send the key events | |
1239 | for (i = 0; i < backspaces; i++) { | |
ae510306 | 1240 | UI.rfb.sendKey(KeyTable.XK_BackSpace); |
bbbf42bb SR |
1241 | } |
1242 | for (i = newLen - inputs; i < newLen; i++) { | |
1243 | UI.rfb.sendKey(newValue.charCodeAt(i)); | |
1244 | } | |
1245 | ||
1246 | // Control the text content length in the keyboardinput element | |
1247 | if (newLen > 2 * UI.defaultKeyboardinputLen) { | |
1248 | UI.keyboardinputReset(); | |
1249 | } else if (newLen < 1) { | |
1250 | // There always have to be some text in the keyboardinput | |
1251 | // element with which backspace can interact. | |
1252 | UI.keyboardinputReset(); | |
1253 | // This sometimes causes the keyboard to disappear for a second | |
1254 | // but it is required for the android keyboard to recognize that | |
1255 | // text has been added to the field | |
1256 | event.target.blur(); | |
1257 | // This has to be ran outside of the input handler in order to work | |
67685d07 | 1258 | setTimeout(UI.keepKeyboard, 0); |
bbbf42bb SR |
1259 | } else { |
1260 | UI.lastKeyboardinput = newValue; | |
1261 | } | |
1262 | }, | |
1263 | ||
ed8cbe4e PO |
1264 | openExtraKeys: function() { |
1265 | document.getElementById('noVNC_modifiers') | |
1266 | .classList.add("noVNC_open"); | |
1267 | document.getElementById('noVNC_toggle_extra_keys_button') | |
1268 | .classList.add("noVNC_selected"); | |
1269 | }, | |
1270 | ||
1271 | closeExtraKeys: function() { | |
1272 | document.getElementById('noVNC_modifiers') | |
1273 | .classList.remove("noVNC_open"); | |
1274 | document.getElementById('noVNC_toggle_extra_keys_button') | |
1275 | .classList.remove("noVNC_selected"); | |
1276 | }, | |
1277 | ||
cd611a53 | 1278 | toggleExtraKeys: function() { |
bbbf42bb | 1279 | UI.keepKeyboard(); |
ed8cbe4e PO |
1280 | if(document.getElementById('noVNC_modifiers') |
1281 | .classList.contains("noVNC_open")) { | |
1282 | UI.closeExtraKeys(); | |
1283 | } else { | |
1284 | UI.openExtraKeys(); | |
bbbf42bb SR |
1285 | } |
1286 | }, | |
1287 | ||
fdf21468 | 1288 | sendEsc: function() { |
1289 | UI.keepKeyboard(); | |
ae510306 | 1290 | UI.rfb.sendKey(KeyTable.XK_Escape); |
fdf21468 | 1291 | }, |
1292 | ||
1293 | sendTab: function() { | |
1294 | UI.keepKeyboard(); | |
ae510306 | 1295 | UI.rfb.sendKey(KeyTable.XK_Tab); |
fdf21468 | 1296 | }, |
1297 | ||
bbbf42bb SR |
1298 | toggleCtrl: function() { |
1299 | UI.keepKeyboard(); | |
b0c6d3c6 | 1300 | var btn = document.getElementById('noVNC_toggle_ctrl_button'); |
1301 | if (btn.classList.contains("noVNC_selected")) { | |
ae510306 | 1302 | UI.rfb.sendKey(KeyTable.XK_Control_L, false); |
b0c6d3c6 | 1303 | btn.classList.remove("noVNC_selected"); |
1304 | } else { | |
1305 | UI.rfb.sendKey(KeyTable.XK_Control_L, true); | |
1306 | btn.classList.add("noVNC_selected"); | |
bbbf42bb SR |
1307 | } |
1308 | }, | |
1309 | ||
1310 | toggleAlt: function() { | |
1311 | UI.keepKeyboard(); | |
b0c6d3c6 | 1312 | var btn = document.getElementById('noVNC_toggle_alt_button'); |
1313 | if (btn.classList.contains("noVNC_selected")) { | |
ae510306 | 1314 | UI.rfb.sendKey(KeyTable.XK_Alt_L, false); |
b0c6d3c6 | 1315 | btn.classList.remove("noVNC_selected"); |
1316 | } else { | |
1317 | UI.rfb.sendKey(KeyTable.XK_Alt_L, true); | |
1318 | btn.classList.add("noVNC_selected"); | |
bbbf42bb SR |
1319 | } |
1320 | }, | |
1321 | ||
fdf21468 | 1322 | sendCtrlAltDel: function() { |
1323 | UI.rfb.sendCtrlAltDel(); | |
bbbf42bb SR |
1324 | }, |
1325 | ||
95dd6001 | 1326 | /* ------^------- |
1327 | * /KEYBOARD | |
1328 | * ============== | |
1329 | * MISC | |
1330 | * ------v------*/ | |
1331 | ||
f0d9ab96 | 1332 | hideMouseButton: function() { |
1333 | UI.setMouseButton(-1); | |
1334 | }, | |
1335 | ||
95dd6001 | 1336 | setMouseButton: function(num) { |
95dd6001 | 1337 | if (UI.rfb) { |
1338 | UI.rfb.get_mouse().set_touchButton(num); | |
1339 | } | |
1340 | ||
1341 | var blist = [0, 1,2,4]; | |
1342 | for (var b = 0; b < blist.length; b++) { | |
ae510306 | 1343 | var button = document.getElementById('noVNC_mouse_button' + blist[b]); |
95dd6001 | 1344 | if (blist[b] === num) { |
e40978c7 | 1345 | button.classList.remove("noVNC_hidden"); |
95dd6001 | 1346 | } else { |
e40978c7 | 1347 | button.classList.add("noVNC_hidden"); |
95dd6001 | 1348 | } |
1349 | } | |
1350 | }, | |
1351 | ||
1352 | displayBlur: function() { | |
1353 | if (!UI.rfb) return; | |
1354 | ||
1355 | UI.rfb.get_keyboard().set_focused(false); | |
1356 | UI.rfb.get_mouse().set_focused(false); | |
1357 | }, | |
1358 | ||
1359 | displayFocus: function() { | |
1360 | if (!UI.rfb) return; | |
1361 | ||
1362 | UI.rfb.get_keyboard().set_focused(true); | |
1363 | UI.rfb.get_mouse().set_focused(true); | |
bbbf42bb SR |
1364 | }, |
1365 | ||
95dd6001 | 1366 | // Display the desktop name in the document title |
1367 | updateDocumentTitle: function(rfb, name) { | |
1368 | document.title = name + " - noVNC"; | |
bbbf42bb SR |
1369 | }, |
1370 | ||
bbbf42bb SR |
1371 | //Helper to add options to dropdown. |
1372 | addOption: function(selectbox, text, value) { | |
1373 | var optn = document.createElement("OPTION"); | |
1374 | optn.text = text; | |
1375 | optn.value = value; | |
1376 | selectbox.options.add(optn); | |
1377 | }, | |
1378 | ||
1379 | setBarPosition: function() { | |
ae510306 SR |
1380 | document.getElementById('noVNC_control_bar').style.top = (window.pageYOffset) + 'px'; |
1381 | document.getElementById('noVNC_mobile_buttons').style.left = (window.pageXOffset) + 'px'; | |
bbbf42bb | 1382 | |
ae510306 SR |
1383 | var vncwidth = document.getElementById('noVNC_container').style.offsetWidth; |
1384 | document.getElementById('noVNC_control_bar').style.width = vncwidth + 'px'; | |
bbbf42bb SR |
1385 | } |
1386 | ||
95dd6001 | 1387 | /* ------^------- |
1388 | * /MISC | |
1389 | * ============== | |
1390 | */ | |
bbbf42bb | 1391 | }; |
ae510306 SR |
1392 | |
1393 | /* [module] UI.load(); */ | |
bbbf42bb | 1394 | })(); |
ae510306 SR |
1395 | |
1396 | /* [module] export default UI; */ |