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Commit | Line | Data |
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15046f00 JM |
1 | /* |
2 | * noVNC: HTML5 VNC client | |
d58f8b51 | 3 | * Copyright (C) 2012 Joel Martin |
777cb7a0 | 4 | * Copyright (C) 2016 Samuel Mannehed for Cendio AB |
6cba147d | 5 | * Copyright (C) 2016 Pierre Ossman for Cendio AB |
1d728ace | 6 | * Licensed under MPL 2.0 (see LICENSE.txt) |
15046f00 JM |
7 | * |
8 | * See README.md for usage and integration instructions. | |
9 | */ | |
43cf7bd8 | 10 | |
bbbf42bb | 11 | /* jslint white: false, browser: true */ |
ae510306 SR |
12 | /* global window, document.getElementById, Util, WebUtil, RFB, Display */ |
13 | ||
6d6f0db0 | 14 | import * as Log from '../core/util/logging.js'; |
7ca650b7 | 15 | import _, { l10n } from '../core/util/localization.js'; |
6d6f0db0 SR |
16 | import { isTouchDevice, browserSupportsCursorURIs as cursorURIsSupported } from '../core/util/browsers.js'; |
17 | import { setCapture, getPointerEvent } from '../core/util/events.js'; | |
3ae0bb09 SR |
18 | import KeyTable from "../core/input/keysym.js"; |
19 | import keysyms from "../core/input/keysymdef.js"; | |
867daa98 | 20 | import Keyboard from "../core/input/keyboard.js"; |
3ae0bb09 SR |
21 | import RFB from "../core/rfb.js"; |
22 | import Display from "../core/display.js"; | |
6d6f0db0 | 23 | import * as WebUtil from "./webutil.js"; |
bbbf42bb | 24 | |
858ea4a7 | 25 | var UI = { |
6d6f0db0 SR |
26 | |
27 | connected: false, | |
28 | desktopName: "", | |
29 | ||
30 | resizeTimeout: null, | |
31 | statusTimeout: null, | |
32 | hideKeyboardTimeout: null, | |
33 | idleControlbarTimeout: null, | |
34 | closeControlbarTimeout: null, | |
35 | ||
36 | controlbarGrabbed: false, | |
37 | controlbarDrag: false, | |
38 | controlbarMouseDownClientY: 0, | |
39 | controlbarMouseDownOffsetY: 0, | |
40 | ||
41 | isSafari: false, | |
6d6f0db0 SR |
42 | lastKeyboardinput: null, |
43 | defaultKeyboardinputLen: 100, | |
44 | ||
45 | inhibit_reconnect: true, | |
46 | reconnect_callback: null, | |
47 | reconnect_password: null, | |
48 | ||
49 | prime: function(callback) { | |
50 | if (document.readyState === "interactive" || document.readyState === "complete") { | |
51 | UI.load(callback); | |
52 | } else { | |
53 | document.addEventListener('DOMContentLoaded', UI.load.bind(UI, callback)); | |
54 | } | |
55 | }, | |
529c64e1 | 56 | |
6d6f0db0 SR |
57 | // Setup rfb object, load settings from browser storage, then call |
58 | // UI.init to setup the UI/menus | |
59 | load: function(callback) { | |
60 | WebUtil.initSettings(UI.start, callback); | |
61 | }, | |
529c64e1 | 62 | |
6d6f0db0 SR |
63 | // Render default UI and initialize settings menu |
64 | start: function(callback) { | |
044d54ed | 65 | |
6d6f0db0 SR |
66 | // Setup global variables first |
67 | UI.isSafari = (navigator.userAgent.indexOf('Safari') !== -1 && | |
68 | navigator.userAgent.indexOf('Chrome') === -1); | |
bbbf42bb | 69 | |
6d6f0db0 | 70 | UI.initSettings(); |
0f6af1e3 | 71 | |
6d6f0db0 SR |
72 | // Translate the DOM |
73 | l10n.translateDOM(); | |
0f6af1e3 | 74 | |
6d6f0db0 SR |
75 | // Adapt the interface for touch screen devices |
76 | if (isTouchDevice) { | |
77 | document.documentElement.classList.add("noVNC_touch"); | |
78 | // Remove the address bar | |
79 | setTimeout(function() { window.scrollTo(0, 1); }, 100); | |
80 | } | |
0f6af1e3 | 81 | |
6d6f0db0 SR |
82 | // Restore control bar position |
83 | if (WebUtil.readSetting('controlbar_pos') === 'right') { | |
84 | UI.toggleControlbarSide(); | |
85 | } | |
edffd9e2 | 86 | |
6d6f0db0 | 87 | UI.initFullscreen(); |
0f6af1e3 | 88 | |
6d6f0db0 SR |
89 | // Setup event handlers |
90 | UI.addResizeHandlers(); | |
91 | UI.addControlbarHandlers(); | |
92 | UI.addTouchSpecificHandlers(); | |
93 | UI.addExtraKeysHandlers(); | |
94 | UI.addXvpHandlers(); | |
95 | UI.addConnectionControlHandlers(); | |
96 | UI.addClipboardHandlers(); | |
97 | UI.addSettingsHandlers(); | |
98 | document.getElementById("noVNC_status") | |
99 | .addEventListener('click', UI.hideStatus); | |
cf348b78 | 100 | |
55988e7a PO |
101 | // Bootstrap fallback input handler |
102 | UI.keyboardinputReset(); | |
103 | ||
6d6f0db0 | 104 | UI.openControlbar(); |
b3d91b78 | 105 | |
6d6f0db0 SR |
106 | // Show the connect panel on first load unless autoconnecting |
107 | if (!autoconnect) { | |
108 | UI.openConnectPanel(); | |
109 | } | |
bbbf42bb | 110 | |
6d6f0db0 | 111 | UI.updateViewClip(); |
0f6af1e3 | 112 | |
6d6f0db0 | 113 | UI.updateVisualState(); |
b3c932c3 | 114 | |
e25f9c40 | 115 | document.documentElement.classList.remove("noVNC_loading"); |
0f6af1e3 | 116 | |
6d6f0db0 SR |
117 | var autoconnect = WebUtil.getConfigVar('autoconnect', false); |
118 | if (autoconnect === 'true' || autoconnect == '1') { | |
119 | autoconnect = true; | |
120 | UI.connect(); | |
121 | } else { | |
122 | autoconnect = false; | |
123 | } | |
0f6af1e3 | 124 | |
6d6f0db0 SR |
125 | if (typeof callback === "function") { |
126 | callback(UI.rfb); | |
127 | } | |
128 | }, | |
129 | ||
130 | initFullscreen: function() { | |
131 | // Only show the button if fullscreen is properly supported | |
132 | // * Safari doesn't support alphanumerical input while in fullscreen | |
133 | if (!UI.isSafari && | |
134 | (document.documentElement.requestFullscreen || | |
135 | document.documentElement.mozRequestFullScreen || | |
136 | document.documentElement.webkitRequestFullscreen || | |
137 | document.body.msRequestFullscreen)) { | |
138 | document.getElementById('noVNC_fullscreen_button') | |
139 | .classList.remove("noVNC_hidden"); | |
140 | UI.addFullscreenHandlers(); | |
141 | } | |
142 | }, | |
0f6af1e3 | 143 | |
6d6f0db0 SR |
144 | initSettings: function() { |
145 | var i; | |
0f6af1e3 | 146 | |
6d6f0db0 SR |
147 | // Logging selection dropdown |
148 | var llevels = ['error', 'warn', 'info', 'debug']; | |
149 | for (i = 0; i < llevels.length; i += 1) { | |
150 | UI.addOption(document.getElementById('noVNC_setting_logging'),llevels[i], llevels[i]); | |
151 | } | |
b3d91b78 | 152 | |
6d6f0db0 SR |
153 | // Settings with immediate effects |
154 | UI.initSetting('logging', 'warn'); | |
155 | UI.updateLogging(); | |
bbbf42bb | 156 | |
6d6f0db0 SR |
157 | // if port == 80 (or 443) then it won't be present and should be |
158 | // set manually | |
159 | var port = window.location.port; | |
160 | if (!port) { | |
161 | if (window.location.protocol.substring(0,5) == 'https') { | |
162 | port = 443; | |
bbbf42bb | 163 | } |
6d6f0db0 SR |
164 | else if (window.location.protocol.substring(0,4) == 'http') { |
165 | port = 80; | |
bbbf42bb | 166 | } |
6d6f0db0 | 167 | } |
bbbf42bb | 168 | |
6d6f0db0 SR |
169 | /* Populate the controls if defaults are provided in the URL */ |
170 | UI.initSetting('host', window.location.hostname); | |
171 | UI.initSetting('port', port); | |
172 | UI.initSetting('encrypt', (window.location.protocol === "https:")); | |
6d6f0db0 | 173 | UI.initSetting('cursor', !isTouchDevice); |
a49ade5f | 174 | UI.initSetting('view_clip', false); |
6d6f0db0 SR |
175 | UI.initSetting('resize', 'off'); |
176 | UI.initSetting('shared', true); | |
177 | UI.initSetting('view_only', false); | |
178 | UI.initSetting('path', 'websockify'); | |
179 | UI.initSetting('repeaterID', ''); | |
180 | UI.initSetting('reconnect', false); | |
181 | UI.initSetting('reconnect_delay', 5000); | |
182 | ||
183 | UI.setupSettingLabels(); | |
184 | }, | |
185 | // Adds a link to the label elements on the corresponding input elements | |
186 | setupSettingLabels: function() { | |
187 | var labels = document.getElementsByTagName('LABEL'); | |
188 | for (var i = 0; i < labels.length; i++) { | |
189 | var htmlFor = labels[i].htmlFor; | |
190 | if (htmlFor != '') { | |
191 | var elem = document.getElementById(htmlFor); | |
192 | if (elem) elem.label = labels[i]; | |
193 | } else { | |
194 | // If 'for' isn't set, use the first input element child | |
195 | var children = labels[i].children; | |
196 | for (var j = 0; j < children.length; j++) { | |
197 | if (children[j].form !== undefined) { | |
198 | children[j].label = labels[i]; | |
199 | break; | |
24584cca SM |
200 | } |
201 | } | |
202 | } | |
6d6f0db0 SR |
203 | } |
204 | }, | |
59387b34 | 205 | |
6d6f0db0 SR |
206 | initRFB: function() { |
207 | try { | |
208 | UI.rfb = new RFB({'target': document.getElementById('noVNC_canvas'), | |
209 | 'onNotification': UI.notification, | |
210 | 'onUpdateState': UI.updateState, | |
211 | 'onDisconnected': UI.disconnectFinished, | |
212 | 'onPasswordRequired': UI.passwordRequired, | |
213 | 'onXvpInit': UI.updateXvpButton, | |
214 | 'onClipboard': UI.clipboardReceive, | |
215 | 'onBell': UI.bell, | |
216 | 'onFBUComplete': UI.initialResize, | |
217 | 'onFBResize': UI.updateSessionSize, | |
218 | 'onDesktopName': UI.updateDesktopName}); | |
219 | return true; | |
220 | } catch (exc) { | |
221 | var msg = "Unable to create RFB client -- " + exc; | |
222 | Log.Error(msg); | |
223 | UI.showStatus(msg, 'error'); | |
224 | return false; | |
225 | } | |
226 | }, | |
59387b34 | 227 | |
6d6f0db0 SR |
228 | /* ------^------- |
229 | * /INIT | |
230 | * ============== | |
231 | * EVENT HANDLERS | |
232 | * ------v------*/ | |
233 | ||
234 | addResizeHandlers: function() { | |
235 | window.addEventListener('resize', UI.applyResizeMode); | |
236 | window.addEventListener('resize', UI.updateViewClip); | |
237 | }, | |
238 | ||
239 | addControlbarHandlers: function() { | |
240 | document.getElementById("noVNC_control_bar") | |
241 | .addEventListener('mousemove', UI.activateControlbar); | |
242 | document.getElementById("noVNC_control_bar") | |
243 | .addEventListener('mouseup', UI.activateControlbar); | |
244 | document.getElementById("noVNC_control_bar") | |
245 | .addEventListener('mousedown', UI.activateControlbar); | |
246 | document.getElementById("noVNC_control_bar") | |
06fe4a3e | 247 | .addEventListener('keydown', UI.activateControlbar); |
6d6f0db0 SR |
248 | |
249 | document.getElementById("noVNC_control_bar") | |
250 | .addEventListener('mousedown', UI.keepControlbar); | |
251 | document.getElementById("noVNC_control_bar") | |
06fe4a3e | 252 | .addEventListener('keydown', UI.keepControlbar); |
6d6f0db0 SR |
253 | |
254 | document.getElementById("noVNC_view_drag_button") | |
255 | .addEventListener('click', UI.toggleViewDrag); | |
256 | ||
257 | document.getElementById("noVNC_control_bar_handle") | |
258 | .addEventListener('mousedown', UI.controlbarHandleMouseDown); | |
259 | document.getElementById("noVNC_control_bar_handle") | |
260 | .addEventListener('mouseup', UI.controlbarHandleMouseUp); | |
261 | document.getElementById("noVNC_control_bar_handle") | |
262 | .addEventListener('mousemove', UI.dragControlbarHandle); | |
263 | // resize events aren't available for elements | |
264 | window.addEventListener('resize', UI.updateControlbarHandle); | |
265 | ||
266 | var exps = document.getElementsByClassName("noVNC_expander"); | |
267 | for (var i = 0;i < exps.length;i++) { | |
268 | exps[i].addEventListener('click', UI.toggleExpander); | |
269 | } | |
270 | }, | |
271 | ||
272 | addTouchSpecificHandlers: function() { | |
273 | document.getElementById("noVNC_mouse_button0") | |
274 | .addEventListener('click', function () { UI.setMouseButton(1); }); | |
275 | document.getElementById("noVNC_mouse_button1") | |
276 | .addEventListener('click', function () { UI.setMouseButton(2); }); | |
277 | document.getElementById("noVNC_mouse_button2") | |
278 | .addEventListener('click', function () { UI.setMouseButton(4); }); | |
279 | document.getElementById("noVNC_mouse_button4") | |
280 | .addEventListener('click', function () { UI.setMouseButton(0); }); | |
281 | document.getElementById("noVNC_keyboard_button") | |
282 | .addEventListener('click', UI.toggleVirtualKeyboard); | |
283 | ||
867daa98 PO |
284 | UI.touchKeyboard = new Keyboard({target: document.getElementById('noVNC_keyboardinput'), |
285 | onKeyEvent: UI.keyEvent}); | |
286 | UI.touchKeyboard.grab(); | |
6d6f0db0 SR |
287 | document.getElementById("noVNC_keyboardinput") |
288 | .addEventListener('input', UI.keyInput); | |
289 | document.getElementById("noVNC_keyboardinput") | |
290 | .addEventListener('focus', UI.onfocusVirtualKeyboard); | |
291 | document.getElementById("noVNC_keyboardinput") | |
292 | .addEventListener('blur', UI.onblurVirtualKeyboard); | |
293 | document.getElementById("noVNC_keyboardinput") | |
294 | .addEventListener('submit', function () { return false; }); | |
295 | ||
296 | document.documentElement | |
297 | .addEventListener('mousedown', UI.keepVirtualKeyboard, true); | |
2afda544 PO |
298 | document.documentElement |
299 | .addEventListener('touchstart', UI.keepVirtualKeyboard, true); | |
6d6f0db0 SR |
300 | |
301 | document.getElementById("noVNC_control_bar") | |
302 | .addEventListener('touchstart', UI.activateControlbar); | |
303 | document.getElementById("noVNC_control_bar") | |
304 | .addEventListener('touchmove', UI.activateControlbar); | |
305 | document.getElementById("noVNC_control_bar") | |
306 | .addEventListener('touchend', UI.activateControlbar); | |
307 | document.getElementById("noVNC_control_bar") | |
308 | .addEventListener('input', UI.activateControlbar); | |
309 | ||
310 | document.getElementById("noVNC_control_bar") | |
311 | .addEventListener('touchstart', UI.keepControlbar); | |
312 | document.getElementById("noVNC_control_bar") | |
313 | .addEventListener('input', UI.keepControlbar); | |
314 | ||
315 | document.getElementById("noVNC_control_bar_handle") | |
316 | .addEventListener('touchstart', UI.controlbarHandleMouseDown); | |
317 | document.getElementById("noVNC_control_bar_handle") | |
318 | .addEventListener('touchend', UI.controlbarHandleMouseUp); | |
319 | document.getElementById("noVNC_control_bar_handle") | |
320 | .addEventListener('touchmove', UI.dragControlbarHandle); | |
6d6f0db0 SR |
321 | }, |
322 | ||
323 | addExtraKeysHandlers: function() { | |
324 | document.getElementById("noVNC_toggle_extra_keys_button") | |
325 | .addEventListener('click', UI.toggleExtraKeys); | |
326 | document.getElementById("noVNC_toggle_ctrl_button") | |
327 | .addEventListener('click', UI.toggleCtrl); | |
328 | document.getElementById("noVNC_toggle_alt_button") | |
329 | .addEventListener('click', UI.toggleAlt); | |
330 | document.getElementById("noVNC_send_tab_button") | |
331 | .addEventListener('click', UI.sendTab); | |
332 | document.getElementById("noVNC_send_esc_button") | |
333 | .addEventListener('click', UI.sendEsc); | |
334 | document.getElementById("noVNC_send_ctrl_alt_del_button") | |
335 | .addEventListener('click', UI.sendCtrlAltDel); | |
336 | }, | |
337 | ||
338 | addXvpHandlers: function() { | |
339 | document.getElementById("noVNC_xvp_shutdown_button") | |
340 | .addEventListener('click', function() { UI.rfb.xvpShutdown(); }); | |
341 | document.getElementById("noVNC_xvp_reboot_button") | |
342 | .addEventListener('click', function() { UI.rfb.xvpReboot(); }); | |
343 | document.getElementById("noVNC_xvp_reset_button") | |
344 | .addEventListener('click', function() { UI.rfb.xvpReset(); }); | |
345 | document.getElementById("noVNC_xvp_button") | |
346 | .addEventListener('click', UI.toggleXvpPanel); | |
347 | }, | |
348 | ||
349 | addConnectionControlHandlers: function() { | |
350 | document.getElementById("noVNC_disconnect_button") | |
351 | .addEventListener('click', UI.disconnect); | |
352 | document.getElementById("noVNC_connect_button") | |
353 | .addEventListener('click', UI.connect); | |
354 | document.getElementById("noVNC_cancel_reconnect_button") | |
355 | .addEventListener('click', UI.cancelReconnect); | |
356 | ||
357 | document.getElementById("noVNC_password_button") | |
358 | .addEventListener('click', UI.setPassword); | |
359 | }, | |
360 | ||
361 | addClipboardHandlers: function() { | |
362 | document.getElementById("noVNC_clipboard_button") | |
363 | .addEventListener('click', UI.toggleClipboardPanel); | |
6d6f0db0 SR |
364 | document.getElementById("noVNC_clipboard_text") |
365 | .addEventListener('change', UI.clipboardSend); | |
366 | document.getElementById("noVNC_clipboard_clear_button") | |
367 | .addEventListener('click', UI.clipboardClear); | |
368 | }, | |
369 | ||
370 | // Add a call to save settings when the element changes, | |
371 | // unless the optional parameter changeFunc is used instead. | |
372 | addSettingChangeHandler: function(name, changeFunc) { | |
373 | var settingElem = document.getElementById("noVNC_setting_" + name); | |
374 | if (changeFunc === undefined) { | |
375 | changeFunc = function () { UI.saveSetting(name); }; | |
376 | } | |
377 | settingElem.addEventListener('change', changeFunc); | |
378 | }, | |
379 | ||
380 | addSettingsHandlers: function() { | |
381 | document.getElementById("noVNC_settings_button") | |
382 | .addEventListener('click', UI.toggleSettingsPanel); | |
383 | ||
384 | UI.addSettingChangeHandler('encrypt'); | |
6d6f0db0 SR |
385 | UI.addSettingChangeHandler('cursor'); |
386 | UI.addSettingChangeHandler('cursor', UI.updateLocalCursor); | |
387 | UI.addSettingChangeHandler('resize'); | |
388 | UI.addSettingChangeHandler('resize', UI.enableDisableViewClip); | |
389 | UI.addSettingChangeHandler('resize', UI.applyResizeMode); | |
a49ade5f SM |
390 | UI.addSettingChangeHandler('view_clip'); |
391 | UI.addSettingChangeHandler('view_clip', UI.updateViewClip); | |
6d6f0db0 SR |
392 | UI.addSettingChangeHandler('shared'); |
393 | UI.addSettingChangeHandler('view_only'); | |
394 | UI.addSettingChangeHandler('view_only', UI.updateViewOnly); | |
395 | UI.addSettingChangeHandler('host'); | |
396 | UI.addSettingChangeHandler('port'); | |
397 | UI.addSettingChangeHandler('path'); | |
398 | UI.addSettingChangeHandler('repeaterID'); | |
399 | UI.addSettingChangeHandler('logging'); | |
400 | UI.addSettingChangeHandler('logging', UI.updateLogging); | |
401 | UI.addSettingChangeHandler('reconnect'); | |
402 | UI.addSettingChangeHandler('reconnect_delay'); | |
403 | }, | |
404 | ||
405 | addFullscreenHandlers: function() { | |
406 | document.getElementById("noVNC_fullscreen_button") | |
407 | .addEventListener('click', UI.toggleFullscreen); | |
408 | ||
409 | window.addEventListener('fullscreenchange', UI.updateFullscreenButton); | |
410 | window.addEventListener('mozfullscreenchange', UI.updateFullscreenButton); | |
411 | window.addEventListener('webkitfullscreenchange', UI.updateFullscreenButton); | |
412 | window.addEventListener('msfullscreenchange', UI.updateFullscreenButton); | |
413 | }, | |
0f6af1e3 | 414 | |
95dd6001 | 415 | /* ------^------- |
59387b34 | 416 | * /EVENT HANDLERS |
95dd6001 | 417 | * ============== |
418 | * VISUAL | |
419 | * ------v------*/ | |
58ded70d | 420 | |
6d6f0db0 SR |
421 | updateState: function(rfb, state, oldstate) { |
422 | var msg; | |
423 | ||
424 | document.documentElement.classList.remove("noVNC_connecting"); | |
425 | document.documentElement.classList.remove("noVNC_connected"); | |
426 | document.documentElement.classList.remove("noVNC_disconnecting"); | |
427 | document.documentElement.classList.remove("noVNC_reconnecting"); | |
428 | ||
429 | switch (state) { | |
430 | case 'connecting': | |
431 | document.getElementById("noVNC_transition_text").textContent = _("Connecting..."); | |
432 | document.documentElement.classList.add("noVNC_connecting"); | |
433 | break; | |
434 | case 'connected': | |
435 | UI.connected = true; | |
436 | UI.inhibit_reconnect = false; | |
437 | document.documentElement.classList.add("noVNC_connected"); | |
438 | if (rfb && rfb.get_encrypt()) { | |
439 | msg = _("Connected (encrypted) to ") + UI.desktopName; | |
440 | } else { | |
441 | msg = _("Connected (unencrypted) to ") + UI.desktopName; | |
442 | } | |
443 | UI.showStatus(msg); | |
2afda544 | 444 | document.getElementById('noVNC_canvas').focus(); |
6d6f0db0 SR |
445 | break; |
446 | case 'disconnecting': | |
447 | UI.connected = false; | |
448 | document.getElementById("noVNC_transition_text").textContent = _("Disconnecting..."); | |
449 | document.documentElement.classList.add("noVNC_disconnecting"); | |
450 | break; | |
451 | case 'disconnected': | |
452 | UI.showStatus(_("Disconnected")); | |
453 | break; | |
454 | default: | |
455 | msg = "Invalid UI state"; | |
456 | Log.Error(msg); | |
457 | UI.showStatus(msg, 'error'); | |
458 | break; | |
459 | } | |
8d710e8b | 460 | |
6d6f0db0 SR |
461 | UI.updateVisualState(); |
462 | }, | |
8d710e8b | 463 | |
6d6f0db0 SR |
464 | // Disable/enable controls depending on connection state |
465 | updateVisualState: function() { | |
466 | //Log.Debug(">> updateVisualState"); | |
29475d77 | 467 | |
6d6f0db0 | 468 | UI.enableDisableViewClip(); |
fdedbafb | 469 | |
6d6f0db0 SR |
470 | if (cursorURIsSupported() && !isTouchDevice) { |
471 | UI.enableSetting('cursor'); | |
472 | } else { | |
473 | UI.disableSetting('cursor'); | |
474 | } | |
fdedbafb | 475 | |
6d6f0db0 SR |
476 | if (UI.connected) { |
477 | UI.disableSetting('encrypt'); | |
6d6f0db0 SR |
478 | UI.disableSetting('shared'); |
479 | UI.disableSetting('host'); | |
480 | UI.disableSetting('port'); | |
481 | UI.disableSetting('path'); | |
482 | UI.disableSetting('repeaterID'); | |
483 | UI.updateViewClip(); | |
484 | UI.setMouseButton(1); | |
485 | ||
486 | // Hide the controlbar after 2 seconds | |
487 | UI.closeControlbarTimeout = setTimeout(UI.closeControlbar, 2000); | |
488 | } else { | |
489 | UI.enableSetting('encrypt'); | |
6d6f0db0 SR |
490 | UI.enableSetting('shared'); |
491 | UI.enableSetting('host'); | |
492 | UI.enableSetting('port'); | |
493 | UI.enableSetting('path'); | |
494 | UI.enableSetting('repeaterID'); | |
495 | UI.updateXvpButton(0); | |
496 | UI.keepControlbar(); | |
497 | } | |
fdedbafb | 498 | |
6d6f0db0 SR |
499 | // Hide input related buttons in view only mode |
500 | if (UI.rfb && UI.rfb.get_view_only()) { | |
501 | document.getElementById('noVNC_keyboard_button') | |
502 | .classList.add('noVNC_hidden'); | |
503 | document.getElementById('noVNC_toggle_extra_keys_button') | |
504 | .classList.add('noVNC_hidden'); | |
505 | } else { | |
506 | document.getElementById('noVNC_keyboard_button') | |
507 | .classList.remove('noVNC_hidden'); | |
508 | document.getElementById('noVNC_toggle_extra_keys_button') | |
509 | .classList.remove('noVNC_hidden'); | |
510 | } | |
fdedbafb | 511 | |
6d6f0db0 SR |
512 | // State change disables viewport dragging. |
513 | // It is enabled (toggled) by direct click on the button | |
514 | UI.setViewDrag(false); | |
fdedbafb | 515 | |
6d6f0db0 SR |
516 | // State change also closes the password dialog |
517 | document.getElementById('noVNC_password_dlg') | |
518 | .classList.remove('noVNC_open'); | |
eef91bf9 | 519 | |
6d6f0db0 SR |
520 | //Log.Debug("<< updateVisualState"); |
521 | }, | |
29475d77 | 522 | |
6d6f0db0 SR |
523 | showStatus: function(text, status_type, time) { |
524 | var statusElem = document.getElementById('noVNC_status'); | |
8a7ec6ea | 525 | |
6d6f0db0 | 526 | clearTimeout(UI.statusTimeout); |
29475d77 | 527 | |
6d6f0db0 SR |
528 | if (typeof status_type === 'undefined') { |
529 | status_type = 'normal'; | |
530 | } | |
4e471b5b | 531 | |
6d6f0db0 SR |
532 | statusElem.classList.remove("noVNC_status_normal"); |
533 | statusElem.classList.remove("noVNC_status_warn"); | |
534 | statusElem.classList.remove("noVNC_status_error"); | |
535 | ||
536 | switch (status_type) { | |
537 | case 'warning': | |
538 | case 'warn': | |
539 | statusElem.classList.add("noVNC_status_warn"); | |
540 | break; | |
541 | case 'error': | |
542 | statusElem.classList.add("noVNC_status_error"); | |
543 | break; | |
544 | case 'normal': | |
545 | case 'info': | |
546 | default: | |
547 | statusElem.classList.add("noVNC_status_normal"); | |
548 | break; | |
549 | } | |
8d7708c8 | 550 | |
6d6f0db0 SR |
551 | statusElem.textContent = text; |
552 | statusElem.classList.add("noVNC_open"); | |
8d7708c8 | 553 | |
6d6f0db0 SR |
554 | // If no time was specified, show the status for 1.5 seconds |
555 | if (typeof time === 'undefined') { | |
556 | time = 1500; | |
557 | } | |
8d7708c8 | 558 | |
6d6f0db0 SR |
559 | // Error messages do not timeout |
560 | if (status_type !== 'error') { | |
561 | UI.statusTimeout = window.setTimeout(UI.hideStatus, time); | |
562 | } | |
563 | }, | |
564 | ||
565 | hideStatus: function() { | |
566 | clearTimeout(UI.statusTimeout); | |
567 | document.getElementById('noVNC_status').classList.remove("noVNC_open"); | |
568 | }, | |
569 | ||
570 | notification: function (rfb, msg, level, options) { | |
571 | UI.showStatus(msg, level); | |
572 | }, | |
573 | ||
574 | activateControlbar: function(event) { | |
575 | clearTimeout(UI.idleControlbarTimeout); | |
576 | // We manipulate the anchor instead of the actual control | |
577 | // bar in order to avoid creating new a stacking group | |
578 | document.getElementById('noVNC_control_bar_anchor') | |
579 | .classList.remove("noVNC_idle"); | |
580 | UI.idleControlbarTimeout = window.setTimeout(UI.idleControlbar, 2000); | |
581 | }, | |
582 | ||
583 | idleControlbar: function() { | |
584 | document.getElementById('noVNC_control_bar_anchor') | |
585 | .classList.add("noVNC_idle"); | |
586 | }, | |
587 | ||
588 | keepControlbar: function() { | |
589 | clearTimeout(UI.closeControlbarTimeout); | |
590 | }, | |
591 | ||
592 | openControlbar: function() { | |
593 | document.getElementById('noVNC_control_bar') | |
594 | .classList.add("noVNC_open"); | |
595 | }, | |
596 | ||
597 | closeControlbar: function() { | |
598 | UI.closeAllPanels(); | |
599 | document.getElementById('noVNC_control_bar') | |
600 | .classList.remove("noVNC_open"); | |
601 | }, | |
602 | ||
603 | toggleControlbar: function() { | |
604 | if (document.getElementById('noVNC_control_bar') | |
605 | .classList.contains("noVNC_open")) { | |
606 | UI.closeControlbar(); | |
607 | } else { | |
608 | UI.openControlbar(); | |
609 | } | |
610 | }, | |
611 | ||
612 | toggleControlbarSide: function () { | |
613 | // Temporarily disable animation to avoid weird movement | |
614 | var bar = document.getElementById('noVNC_control_bar'); | |
615 | bar.style.transitionDuration = '0s'; | |
616 | bar.addEventListener('transitionend', function () { this.style.transitionDuration = ""; }); | |
617 | ||
618 | var anchor = document.getElementById('noVNC_control_bar_anchor'); | |
619 | if (anchor.classList.contains("noVNC_right")) { | |
620 | WebUtil.writeSetting('controlbar_pos', 'left'); | |
621 | anchor.classList.remove("noVNC_right"); | |
622 | } else { | |
623 | WebUtil.writeSetting('controlbar_pos', 'right'); | |
624 | anchor.classList.add("noVNC_right"); | |
625 | } | |
ca5c74ad | 626 | |
6d6f0db0 SR |
627 | // Consider this a movement of the handle |
628 | UI.controlbarDrag = true; | |
629 | }, | |
4e471b5b | 630 | |
bbc1648c SM |
631 | showControlbarHint: function (show) { |
632 | var hint = document.getElementById('noVNC_control_bar_hint'); | |
633 | if (show) { | |
634 | hint.classList.add("noVNC_active"); | |
635 | } else { | |
636 | hint.classList.remove("noVNC_active"); | |
637 | } | |
638 | }, | |
639 | ||
6d6f0db0 SR |
640 | dragControlbarHandle: function (e) { |
641 | if (!UI.controlbarGrabbed) return; | |
38323d4d | 642 | |
6d6f0db0 | 643 | var ptr = getPointerEvent(e); |
8ee432f1 | 644 | |
6d6f0db0 SR |
645 | var anchor = document.getElementById('noVNC_control_bar_anchor'); |
646 | if (ptr.clientX < (window.innerWidth * 0.1)) { | |
cf348b78 | 647 | if (anchor.classList.contains("noVNC_right")) { |
6d6f0db0 | 648 | UI.toggleControlbarSide(); |
8ee432f1 | 649 | } |
6d6f0db0 SR |
650 | } else if (ptr.clientX > (window.innerWidth * 0.9)) { |
651 | if (!anchor.classList.contains("noVNC_right")) { | |
652 | UI.toggleControlbarSide(); | |
04b399e2 | 653 | } |
6d6f0db0 | 654 | } |
04b399e2 | 655 | |
6d6f0db0 SR |
656 | if (!UI.controlbarDrag) { |
657 | // The goal is to trigger on a certain physical width, the | |
658 | // devicePixelRatio brings us a bit closer but is not optimal. | |
659 | var dragThreshold = 10 * (window.devicePixelRatio || 1); | |
660 | var dragDistance = Math.abs(ptr.clientY - UI.controlbarMouseDownClientY); | |
04b399e2 | 661 | |
6d6f0db0 | 662 | if (dragDistance < dragThreshold) return; |
04b399e2 | 663 | |
6d6f0db0 SR |
664 | UI.controlbarDrag = true; |
665 | } | |
f75e4d3c | 666 | |
6d6f0db0 | 667 | var eventY = ptr.clientY - UI.controlbarMouseDownOffsetY; |
04b399e2 | 668 | |
6d6f0db0 | 669 | UI.moveControlbarHandle(eventY); |
59cd99bc | 670 | |
6d6f0db0 SR |
671 | e.preventDefault(); |
672 | e.stopPropagation(); | |
673 | UI.keepControlbar(); | |
674 | UI.activateControlbar(); | |
675 | }, | |
04b399e2 | 676 | |
6d6f0db0 SR |
677 | // Move the handle but don't allow any position outside the bounds |
678 | moveControlbarHandle: function (viewportRelativeY) { | |
679 | var handle = document.getElementById("noVNC_control_bar_handle"); | |
680 | var handleHeight = handle.getBoundingClientRect().height; | |
681 | var controlbarBounds = document.getElementById("noVNC_control_bar") | |
682 | .getBoundingClientRect(); | |
683 | var margin = 10; | |
04b399e2 | 684 | |
6d6f0db0 SR |
685 | // These heights need to be non-zero for the below logic to work |
686 | if (handleHeight === 0 || controlbarBounds.height === 0) { | |
687 | return; | |
688 | } | |
04b399e2 | 689 | |
6d6f0db0 | 690 | var newY = viewportRelativeY; |
04b399e2 | 691 | |
6d6f0db0 SR |
692 | // Check if the coordinates are outside the control bar |
693 | if (newY < controlbarBounds.top + margin) { | |
694 | // Force coordinates to be below the top of the control bar | |
695 | newY = controlbarBounds.top + margin; | |
04b399e2 | 696 | |
6d6f0db0 SR |
697 | } else if (newY > controlbarBounds.top + |
698 | controlbarBounds.height - handleHeight - margin) { | |
699 | // Force coordinates to be above the bottom of the control bar | |
700 | newY = controlbarBounds.top + | |
701 | controlbarBounds.height - handleHeight - margin; | |
702 | } | |
04b399e2 | 703 | |
6d6f0db0 SR |
704 | // Corner case: control bar too small for stable position |
705 | if (controlbarBounds.height < (handleHeight + margin * 2)) { | |
706 | newY = controlbarBounds.top + | |
707 | (controlbarBounds.height - handleHeight) / 2; | |
708 | } | |
04b399e2 | 709 | |
6d6f0db0 SR |
710 | // The transform needs coordinates that are relative to the parent |
711 | var parentRelativeY = newY - controlbarBounds.top; | |
712 | handle.style.transform = "translateY(" + parentRelativeY + "px)"; | |
713 | }, | |
714 | ||
715 | updateControlbarHandle: function () { | |
716 | // Since the control bar is fixed on the viewport and not the page, | |
717 | // the move function expects coordinates relative the the viewport. | |
718 | var handle = document.getElementById("noVNC_control_bar_handle"); | |
719 | var handleBounds = handle.getBoundingClientRect(); | |
720 | UI.moveControlbarHandle(handleBounds.top); | |
721 | }, | |
722 | ||
723 | controlbarHandleMouseUp: function(e) { | |
724 | if ((e.type == "mouseup") && (e.button != 0)) return; | |
725 | ||
726 | // mouseup and mousedown on the same place toggles the controlbar | |
727 | if (UI.controlbarGrabbed && !UI.controlbarDrag) { | |
728 | UI.toggleControlbar(); | |
04b399e2 SM |
729 | e.preventDefault(); |
730 | e.stopPropagation(); | |
de315d62 PO |
731 | UI.keepControlbar(); |
732 | UI.activateControlbar(); | |
6d6f0db0 SR |
733 | } |
734 | UI.controlbarGrabbed = false; | |
bbc1648c | 735 | UI.showControlbarHint(false); |
6d6f0db0 SR |
736 | }, |
737 | ||
738 | controlbarHandleMouseDown: function(e) { | |
739 | if ((e.type == "mousedown") && (e.button != 0)) return; | |
740 | ||
741 | var ptr = getPointerEvent(e); | |
742 | ||
743 | var handle = document.getElementById("noVNC_control_bar_handle"); | |
744 | var bounds = handle.getBoundingClientRect(); | |
745 | ||
333ad45c SM |
746 | // Touch events have implicit capture |
747 | if (e.type === "mousedown") { | |
748 | setCapture(handle); | |
749 | } | |
750 | ||
6d6f0db0 SR |
751 | UI.controlbarGrabbed = true; |
752 | UI.controlbarDrag = false; | |
753 | ||
bbc1648c SM |
754 | UI.showControlbarHint(true); |
755 | ||
6d6f0db0 SR |
756 | UI.controlbarMouseDownClientY = ptr.clientY; |
757 | UI.controlbarMouseDownOffsetY = ptr.clientY - bounds.top; | |
758 | e.preventDefault(); | |
759 | e.stopPropagation(); | |
760 | UI.keepControlbar(); | |
761 | UI.activateControlbar(); | |
762 | }, | |
763 | ||
764 | toggleExpander: function(e) { | |
765 | if (this.classList.contains("noVNC_open")) { | |
766 | this.classList.remove("noVNC_open"); | |
767 | } else { | |
768 | this.classList.add("noVNC_open"); | |
769 | } | |
770 | }, | |
575f6983 | 771 | |
95dd6001 | 772 | /* ------^------- |
773 | * /VISUAL | |
774 | * ============== | |
775 | * SETTINGS | |
776 | * ------v------*/ | |
777 | ||
6d6f0db0 SR |
778 | // Initial page load read/initialization of settings |
779 | initSetting: function(name, defVal) { | |
780 | // Check Query string followed by cookie | |
781 | var val = WebUtil.getConfigVar(name); | |
782 | if (val === null) { | |
783 | val = WebUtil.readSetting(name, defVal); | |
784 | } | |
785 | UI.updateSetting(name, val); | |
786 | return val; | |
787 | }, | |
bbbf42bb | 788 | |
6d6f0db0 SR |
789 | // Update cookie and form control setting. If value is not set, then |
790 | // updates from control to current cookie setting. | |
791 | updateSetting: function(name, value) { | |
bbbf42bb | 792 | |
6d6f0db0 SR |
793 | // Save the cookie for this session |
794 | if (typeof value !== 'undefined') { | |
795 | WebUtil.writeSetting(name, value); | |
796 | } | |
bbbf42bb | 797 | |
6d6f0db0 SR |
798 | // Update the settings control |
799 | value = UI.getSetting(name); | |
bbbf42bb | 800 | |
6d6f0db0 SR |
801 | var ctrl = document.getElementById('noVNC_setting_' + name); |
802 | if (ctrl.type === 'checkbox') { | |
803 | ctrl.checked = value; | |
bbbf42bb | 804 | |
6d6f0db0 SR |
805 | } else if (typeof ctrl.options !== 'undefined') { |
806 | for (var i = 0; i < ctrl.options.length; i += 1) { | |
807 | if (ctrl.options[i].value === value) { | |
808 | ctrl.selectedIndex = i; | |
809 | break; | |
bbbf42bb | 810 | } |
bbbf42bb | 811 | } |
6d6f0db0 SR |
812 | } else { |
813 | /*Weird IE9 error leads to 'null' appearring | |
814 | in textboxes instead of ''.*/ | |
815 | if (value === null) { | |
816 | value = ""; | |
bbbf42bb | 817 | } |
6d6f0db0 SR |
818 | ctrl.value = value; |
819 | } | |
820 | }, | |
821 | ||
822 | // Save control setting to cookie | |
823 | saveSetting: function(name) { | |
824 | var val, ctrl = document.getElementById('noVNC_setting_' + name); | |
825 | if (ctrl.type === 'checkbox') { | |
826 | val = ctrl.checked; | |
827 | } else if (typeof ctrl.options !== 'undefined') { | |
828 | val = ctrl.options[ctrl.selectedIndex].value; | |
829 | } else { | |
830 | val = ctrl.value; | |
831 | } | |
832 | WebUtil.writeSetting(name, val); | |
833 | //Log.Debug("Setting saved '" + name + "=" + val + "'"); | |
834 | return val; | |
835 | }, | |
836 | ||
837 | // Read form control compatible setting from cookie | |
838 | getSetting: function(name) { | |
839 | var ctrl = document.getElementById('noVNC_setting_' + name); | |
840 | var val = WebUtil.readSetting(name); | |
841 | if (typeof val !== 'undefined' && val !== null && ctrl.type === 'checkbox') { | |
842 | if (val.toString().toLowerCase() in {'0':1, 'no':1, 'false':1}) { | |
843 | val = false; | |
844 | } else { | |
845 | val = true; | |
bbbf42bb | 846 | } |
6d6f0db0 SR |
847 | } |
848 | return val; | |
849 | }, | |
850 | ||
851 | // These helpers compensate for the lack of parent-selectors and | |
852 | // previous-sibling-selectors in CSS which are needed when we want to | |
853 | // disable the labels that belong to disabled input elements. | |
854 | disableSetting: function(name) { | |
855 | var ctrl = document.getElementById('noVNC_setting_' + name); | |
856 | ctrl.disabled = true; | |
857 | ctrl.label.classList.add('noVNC_disabled'); | |
858 | }, | |
859 | ||
860 | enableSetting: function(name) { | |
861 | var ctrl = document.getElementById('noVNC_setting_' + name); | |
862 | ctrl.disabled = false; | |
863 | ctrl.label.classList.remove('noVNC_disabled'); | |
864 | }, | |
24584cca | 865 | |
ed8cbe4e PO |
866 | /* ------^------- |
867 | * /SETTINGS | |
868 | * ============== | |
869 | * PANELS | |
870 | * ------v------*/ | |
871 | ||
6d6f0db0 SR |
872 | closeAllPanels: function() { |
873 | UI.closeSettingsPanel(); | |
874 | UI.closeXvpPanel(); | |
875 | UI.closeClipboardPanel(); | |
876 | UI.closeExtraKeys(); | |
877 | }, | |
ed8cbe4e PO |
878 | |
879 | /* ------^------- | |
880 | * /PANELS | |
881 | * ============== | |
882 | * SETTINGS (panel) | |
883 | * ------v------*/ | |
884 | ||
6d6f0db0 SR |
885 | openSettingsPanel: function() { |
886 | UI.closeAllPanels(); | |
887 | UI.openControlbar(); | |
888 | ||
889 | // Refresh UI elements from saved cookies | |
890 | UI.updateSetting('encrypt'); | |
6d6f0db0 SR |
891 | if (cursorURIsSupported()) { |
892 | UI.updateSetting('cursor'); | |
893 | } else { | |
894 | UI.updateSetting('cursor', !isTouchDevice); | |
895 | UI.disableSetting('cursor'); | |
896 | } | |
a49ade5f | 897 | UI.updateSetting('view_clip'); |
6d6f0db0 SR |
898 | UI.updateSetting('resize'); |
899 | UI.updateSetting('shared'); | |
900 | UI.updateSetting('view_only'); | |
901 | UI.updateSetting('path'); | |
902 | UI.updateSetting('repeaterID'); | |
903 | UI.updateSetting('logging'); | |
904 | UI.updateSetting('reconnect'); | |
905 | UI.updateSetting('reconnect_delay'); | |
906 | ||
907 | document.getElementById('noVNC_settings') | |
908 | .classList.add("noVNC_open"); | |
909 | document.getElementById('noVNC_settings_button') | |
910 | .classList.add("noVNC_selected"); | |
911 | }, | |
912 | ||
913 | closeSettingsPanel: function() { | |
914 | document.getElementById('noVNC_settings') | |
915 | .classList.remove("noVNC_open"); | |
916 | document.getElementById('noVNC_settings_button') | |
917 | .classList.remove("noVNC_selected"); | |
918 | }, | |
919 | ||
920 | toggleSettingsPanel: function() { | |
921 | if (document.getElementById('noVNC_settings') | |
922 | .classList.contains("noVNC_open")) { | |
923 | UI.closeSettingsPanel(); | |
924 | } else { | |
925 | UI.openSettingsPanel(); | |
926 | } | |
927 | }, | |
bbbf42bb | 928 | |
95dd6001 | 929 | /* ------^------- |
930 | * /SETTINGS | |
931 | * ============== | |
932 | * XVP | |
933 | * ------v------*/ | |
934 | ||
6d6f0db0 SR |
935 | openXvpPanel: function() { |
936 | UI.closeAllPanels(); | |
937 | UI.openControlbar(); | |
938 | ||
939 | document.getElementById('noVNC_xvp') | |
940 | .classList.add("noVNC_open"); | |
941 | document.getElementById('noVNC_xvp_button') | |
942 | .classList.add("noVNC_selected"); | |
943 | }, | |
944 | ||
945 | closeXvpPanel: function() { | |
946 | document.getElementById('noVNC_xvp') | |
947 | .classList.remove("noVNC_open"); | |
948 | document.getElementById('noVNC_xvp_button') | |
949 | .classList.remove("noVNC_selected"); | |
950 | }, | |
951 | ||
952 | toggleXvpPanel: function() { | |
953 | if (document.getElementById('noVNC_xvp') | |
954 | .classList.contains("noVNC_open")) { | |
955 | UI.closeXvpPanel(); | |
956 | } else { | |
957 | UI.openXvpPanel(); | |
958 | } | |
959 | }, | |
ed8cbe4e | 960 | |
6d6f0db0 SR |
961 | // Disable/enable XVP button |
962 | updateXvpButton: function(ver) { | |
963 | if (ver >= 1 && !UI.rfb.get_view_only()) { | |
ed8cbe4e | 964 | document.getElementById('noVNC_xvp_button') |
6d6f0db0 SR |
965 | .classList.remove("noVNC_hidden"); |
966 | } else { | |
ed8cbe4e | 967 | document.getElementById('noVNC_xvp_button') |
6d6f0db0 SR |
968 | .classList.add("noVNC_hidden"); |
969 | // Close XVP panel if open | |
970 | UI.closeXvpPanel(); | |
971 | } | |
972 | }, | |
bbbf42bb | 973 | |
95dd6001 | 974 | /* ------^------- |
975 | * /XVP | |
976 | * ============== | |
977 | * CLIPBOARD | |
978 | * ------v------*/ | |
f8b399d7 | 979 | |
6d6f0db0 SR |
980 | openClipboardPanel: function() { |
981 | UI.closeAllPanels(); | |
982 | UI.openControlbar(); | |
983 | ||
984 | document.getElementById('noVNC_clipboard') | |
985 | .classList.add("noVNC_open"); | |
986 | document.getElementById('noVNC_clipboard_button') | |
987 | .classList.add("noVNC_selected"); | |
988 | }, | |
989 | ||
990 | closeClipboardPanel: function() { | |
991 | document.getElementById('noVNC_clipboard') | |
992 | .classList.remove("noVNC_open"); | |
993 | document.getElementById('noVNC_clipboard_button') | |
994 | .classList.remove("noVNC_selected"); | |
995 | }, | |
996 | ||
997 | toggleClipboardPanel: function() { | |
998 | if (document.getElementById('noVNC_clipboard') | |
999 | .classList.contains("noVNC_open")) { | |
1000 | UI.closeClipboardPanel(); | |
1001 | } else { | |
1002 | UI.openClipboardPanel(); | |
1003 | } | |
1004 | }, | |
1005 | ||
1006 | clipboardReceive: function(rfb, text) { | |
1007 | Log.Debug(">> UI.clipboardReceive: " + text.substr(0,40) + "..."); | |
1008 | document.getElementById('noVNC_clipboard_text').value = text; | |
1009 | Log.Debug("<< UI.clipboardReceive"); | |
1010 | }, | |
1011 | ||
1012 | clipboardClear: function() { | |
1013 | document.getElementById('noVNC_clipboard_text').value = ""; | |
1014 | UI.rfb.clipboardPasteFrom(""); | |
1015 | }, | |
1016 | ||
1017 | clipboardSend: function() { | |
1018 | var text = document.getElementById('noVNC_clipboard_text').value; | |
1019 | Log.Debug(">> UI.clipboardSend: " + text.substr(0,40) + "..."); | |
1020 | UI.rfb.clipboardPasteFrom(text); | |
1021 | Log.Debug("<< UI.clipboardSend"); | |
1022 | }, | |
95dd6001 | 1023 | |
1024 | /* ------^------- | |
1025 | * /CLIPBOARD | |
1026 | * ============== | |
1027 | * CONNECTION | |
1028 | * ------v------*/ | |
1029 | ||
6d6f0db0 SR |
1030 | openConnectPanel: function() { |
1031 | document.getElementById('noVNC_connect_dlg') | |
1032 | .classList.add("noVNC_open"); | |
1033 | }, | |
b3c932c3 | 1034 | |
6d6f0db0 SR |
1035 | closeConnectPanel: function() { |
1036 | document.getElementById('noVNC_connect_dlg') | |
1037 | .classList.remove("noVNC_open"); | |
1038 | }, | |
b3c932c3 | 1039 | |
6d6f0db0 SR |
1040 | connect: function(event, password) { |
1041 | var host = UI.getSetting('host'); | |
1042 | var port = UI.getSetting('port'); | |
1043 | var path = UI.getSetting('path'); | |
c55f05f6 | 1044 | |
6d6f0db0 SR |
1045 | if (typeof password === 'undefined') { |
1046 | password = WebUtil.getConfigVar('password'); | |
1047 | } | |
044d54ed | 1048 | |
6d6f0db0 SR |
1049 | if (password === null) { |
1050 | password = undefined; | |
1051 | } | |
512d3605 | 1052 | |
d593483e PO |
1053 | if (!host) { |
1054 | var msg = _("Must set host"); | |
6d6f0db0 SR |
1055 | Log.Error(msg); |
1056 | UI.showStatus(msg, 'error'); | |
1057 | return; | |
1058 | } | |
53fc7392 | 1059 | |
6d6f0db0 | 1060 | if (!UI.initRFB()) return; |
58ded70d | 1061 | |
6d6f0db0 SR |
1062 | UI.closeAllPanels(); |
1063 | UI.closeConnectPanel(); | |
4102b71c | 1064 | |
6d6f0db0 | 1065 | UI.rfb.set_encrypt(UI.getSetting('encrypt')); |
6d6f0db0 SR |
1066 | UI.rfb.set_shared(UI.getSetting('shared')); |
1067 | UI.rfb.set_repeaterID(UI.getSetting('repeaterID')); | |
53fc7392 | 1068 | |
6d6f0db0 SR |
1069 | UI.updateLocalCursor(); |
1070 | UI.updateViewOnly(); | |
ef1e8bab | 1071 | |
6d6f0db0 SR |
1072 | UI.rfb.connect(host, port, password, path); |
1073 | }, | |
5299db1a | 1074 | |
6d6f0db0 SR |
1075 | disconnect: function() { |
1076 | UI.closeAllPanels(); | |
1077 | UI.rfb.disconnect(); | |
8e0f0088 | 1078 | |
6d6f0db0 SR |
1079 | // Disable automatic reconnecting |
1080 | UI.inhibit_reconnect = true; | |
044d54ed | 1081 | |
6d6f0db0 SR |
1082 | // Restore the callback used for initial resize |
1083 | UI.rfb.set_onFBUComplete(UI.initialResize); | |
f8b399d7 | 1084 | |
6d6f0db0 SR |
1085 | // Don't display the connection settings until we're actually disconnected |
1086 | }, | |
bbbf42bb | 1087 | |
6d6f0db0 SR |
1088 | reconnect: function() { |
1089 | UI.reconnect_callback = null; | |
044d54ed | 1090 | |
6d6f0db0 SR |
1091 | // if reconnect has been disabled in the meantime, do nothing. |
1092 | if (UI.inhibit_reconnect) { | |
1093 | return; | |
1094 | } | |
044d54ed | 1095 | |
6d6f0db0 SR |
1096 | UI.connect(null, UI.reconnect_password); |
1097 | }, | |
044d54ed | 1098 | |
6d6f0db0 SR |
1099 | disconnectFinished: function (rfb, reason) { |
1100 | if (typeof reason !== 'undefined') { | |
1101 | UI.showStatus(reason, 'error'); | |
1102 | } else if (UI.getSetting('reconnect', false) === true && !UI.inhibit_reconnect) { | |
1103 | document.getElementById("noVNC_transition_text").textContent = _("Reconnecting..."); | |
1104 | document.documentElement.classList.add("noVNC_reconnecting"); | |
044d54ed | 1105 | |
6d6f0db0 SR |
1106 | var delay = parseInt(UI.getSetting('reconnect_delay')); |
1107 | UI.reconnect_callback = setTimeout(UI.reconnect, delay); | |
1108 | return; | |
1109 | } | |
044d54ed | 1110 | |
6d6f0db0 SR |
1111 | UI.openControlbar(); |
1112 | UI.openConnectPanel(); | |
1113 | }, | |
044d54ed | 1114 | |
6d6f0db0 SR |
1115 | cancelReconnect: function() { |
1116 | if (UI.reconnect_callback !== null) { | |
1117 | clearTimeout(UI.reconnect_callback); | |
1118 | UI.reconnect_callback = null; | |
1119 | } | |
044d54ed | 1120 | |
6d6f0db0 SR |
1121 | document.documentElement.classList.remove("noVNC_reconnecting"); |
1122 | UI.openControlbar(); | |
1123 | UI.openConnectPanel(); | |
1124 | }, | |
3bb12056 | 1125 | |
7d714b15 SM |
1126 | /* ------^------- |
1127 | * /CONNECTION | |
1128 | * ============== | |
1129 | * PASSWORD | |
1130 | * ------v------*/ | |
1131 | ||
6d6f0db0 | 1132 | passwordRequired: function(rfb, msg) { |
7d714b15 | 1133 | |
6d6f0db0 SR |
1134 | document.getElementById('noVNC_password_dlg') |
1135 | .classList.add('noVNC_open'); | |
7d714b15 | 1136 | |
6d6f0db0 SR |
1137 | setTimeout(function () { |
1138 | document.getElementById('noVNC_password_input').focus(); | |
1139 | }, 100); | |
7d714b15 | 1140 | |
6d6f0db0 SR |
1141 | if (typeof msg === 'undefined') { |
1142 | msg = _("Password is required"); | |
1143 | } | |
1144 | Log.Warn(msg); | |
1145 | UI.showStatus(msg, "warning"); | |
1146 | }, | |
1147 | ||
1148 | setPassword: function(e) { | |
c23665dd SM |
1149 | var inputElem = document.getElementById('noVNC_password_input'); |
1150 | var password = inputElem.value; | |
1151 | // Clear the input after reading the password | |
1152 | inputElem.value = ""; | |
6d6f0db0 SR |
1153 | UI.rfb.sendPassword(password); |
1154 | UI.reconnect_password = password; | |
1155 | document.getElementById('noVNC_password_dlg') | |
1156 | .classList.remove('noVNC_open'); | |
1157 | // Prevent actually submitting the form | |
1158 | e.preventDefault(); | |
1159 | }, | |
58ded70d | 1160 | |
95dd6001 | 1161 | /* ------^------- |
7d714b15 | 1162 | * /PASSWORD |
95dd6001 | 1163 | * ============== |
1164 | * FULLSCREEN | |
1165 | * ------v------*/ | |
1166 | ||
6d6f0db0 SR |
1167 | toggleFullscreen: function() { |
1168 | if (document.fullscreenElement || // alternative standard method | |
1169 | document.mozFullScreenElement || // currently working methods | |
1170 | document.webkitFullscreenElement || | |
1171 | document.msFullscreenElement) { | |
1172 | if (document.exitFullscreen) { | |
1173 | document.exitFullscreen(); | |
1174 | } else if (document.mozCancelFullScreen) { | |
1175 | document.mozCancelFullScreen(); | |
1176 | } else if (document.webkitExitFullscreen) { | |
1177 | document.webkitExitFullscreen(); | |
1178 | } else if (document.msExitFullscreen) { | |
1179 | document.msExitFullscreen(); | |
1180 | } | |
1181 | } else { | |
1182 | if (document.documentElement.requestFullscreen) { | |
1183 | document.documentElement.requestFullscreen(); | |
1184 | } else if (document.documentElement.mozRequestFullScreen) { | |
1185 | document.documentElement.mozRequestFullScreen(); | |
1186 | } else if (document.documentElement.webkitRequestFullscreen) { | |
1187 | document.documentElement.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT); | |
1188 | } else if (document.body.msRequestFullscreen) { | |
1189 | document.body.msRequestFullscreen(); | |
7d1dc09a | 1190 | } |
6d6f0db0 SR |
1191 | } |
1192 | UI.enableDisableViewClip(); | |
1193 | UI.updateFullscreenButton(); | |
1194 | }, | |
1195 | ||
1196 | updateFullscreenButton: function() { | |
1197 | if (document.fullscreenElement || // alternative standard method | |
1198 | document.mozFullScreenElement || // currently working methods | |
1199 | document.webkitFullscreenElement || | |
1200 | document.msFullscreenElement ) { | |
1201 | document.getElementById('noVNC_fullscreen_button') | |
1202 | .classList.add("noVNC_selected"); | |
1203 | } else { | |
1204 | document.getElementById('noVNC_fullscreen_button') | |
1205 | .classList.remove("noVNC_selected"); | |
1206 | } | |
1207 | }, | |
7d1dc09a | 1208 | |
95dd6001 | 1209 | /* ------^------- |
1210 | * /FULLSCREEN | |
1211 | * ============== | |
1212 | * RESIZE | |
1213 | * ------v------*/ | |
777cb7a0 | 1214 | |
6d6f0db0 SR |
1215 | // Apply remote resizing or local scaling |
1216 | applyResizeMode: function() { | |
1217 | if (!UI.rfb) return; | |
58ded70d | 1218 | |
6d6f0db0 | 1219 | var screen = UI.screenSize(); |
777cb7a0 | 1220 | |
6d6f0db0 | 1221 | if (screen && UI.connected && UI.rfb.get_display()) { |
777cb7a0 | 1222 | |
6d6f0db0 SR |
1223 | var display = UI.rfb.get_display(); |
1224 | var resizeMode = UI.getSetting('resize'); | |
1225 | display.set_scale(1); | |
777cb7a0 | 1226 | |
6d6f0db0 SR |
1227 | // Make sure the viewport is adjusted first |
1228 | UI.updateViewClip(); | |
6bfd9dc9 | 1229 | |
6d6f0db0 | 1230 | if (resizeMode === 'remote') { |
777cb7a0 | 1231 | |
6d6f0db0 SR |
1232 | // Request changing the resolution of the remote display to |
1233 | // the size of the local browser viewport. | |
777cb7a0 | 1234 | |
6d6f0db0 SR |
1235 | // In order to not send multiple requests before the browser-resize |
1236 | // is finished we wait 0.5 seconds before sending the request. | |
1237 | clearTimeout(UI.resizeTimeout); | |
1238 | UI.resizeTimeout = setTimeout(function(){ | |
1239 | // Request a remote size covering the viewport | |
1240 | if (UI.rfb.requestDesktopSize(screen.w, screen.h)) { | |
1241 | Log.Debug('Requested new desktop size: ' + | |
1242 | screen.w + 'x' + screen.h); | |
1243 | } | |
1244 | }, 500); | |
777cb7a0 | 1245 | |
d1a1e0e5 PO |
1246 | } else { |
1247 | UI.updateScaling(); | |
777cb7a0 | 1248 | } |
6d6f0db0 SR |
1249 | } |
1250 | }, | |
1251 | ||
d1a1e0e5 PO |
1252 | // Re-calculate local scaling |
1253 | updateScaling: function() { | |
1254 | if (!UI.rfb) return; | |
1255 | ||
1256 | var resizeMode = UI.getSetting('resize'); | |
1257 | if (resizeMode !== 'scale' && resizeMode !== 'downscale') { | |
1258 | return; | |
1259 | } | |
1260 | ||
1261 | var screen = UI.screenSize(); | |
1262 | ||
1263 | if (!screen || !UI.connected || !UI.rfb.get_display()) { | |
1264 | return; | |
1265 | } | |
1266 | ||
1267 | var display = UI.rfb.get_display(); | |
1268 | var downscaleOnly = resizeMode === 'downscale'; | |
1269 | display.autoscale(screen.w, screen.h, downscaleOnly); | |
1270 | UI.fixScrollbars(); | |
1271 | }, | |
1272 | ||
6d6f0db0 SR |
1273 | // Gets the the size of the available viewport in the browser window |
1274 | screenSize: function() { | |
1275 | var screen = document.getElementById('noVNC_screen'); | |
1276 | return {w: screen.offsetWidth, h: screen.offsetHeight}; | |
1277 | }, | |
1278 | ||
1279 | // Normally we only apply the current resize mode after a window resize | |
1280 | // event. This means that when a new connection is opened, there is no | |
1281 | // resize mode active. | |
1282 | // We have to wait until the first FBU because this is where the client | |
1283 | // will find the supported encodings of the server. Some calls later in | |
1284 | // the chain is dependant on knowing the server-capabilities. | |
1285 | initialResize: function(rfb, fbu) { | |
1286 | UI.applyResizeMode(); | |
1287 | // After doing this once, we remove the callback. | |
1288 | UI.rfb.set_onFBUComplete(function() { }); | |
1289 | }, | |
bbbf42bb | 1290 | |
95dd6001 | 1291 | /* ------^------- |
1292 | * /RESIZE | |
1293 | * ============== | |
a49ade5f | 1294 | * VIEW CLIPPING |
95dd6001 | 1295 | * ------v------*/ |
1296 | ||
6d6f0db0 SR |
1297 | // Set and configure viewport clipping |
1298 | setViewClip: function(clip) { | |
a49ade5f | 1299 | UI.updateSetting('view_clip', clip); |
6d6f0db0 SR |
1300 | UI.updateViewClip(); |
1301 | }, | |
1302 | ||
a49ade5f | 1303 | // Update parameters that depend on the viewport clip setting |
6d6f0db0 SR |
1304 | updateViewClip: function() { |
1305 | if (!UI.rfb) return; | |
1306 | ||
1307 | var display = UI.rfb.get_display(); | |
1308 | var cur_clip = display.get_viewport(); | |
a49ade5f | 1309 | var new_clip = UI.getSetting('view_clip'); |
6d6f0db0 SR |
1310 | |
1311 | var resizeSetting = UI.getSetting('resize'); | |
1312 | if (resizeSetting === 'downscale' || resizeSetting === 'scale') { | |
a49ade5f | 1313 | // Disable viewport clipping if we are scaling |
6d6f0db0 SR |
1314 | new_clip = false; |
1315 | } else if (isTouchDevice) { | |
1316 | // Touch devices usually have shit scrollbars | |
1317 | new_clip = true; | |
1318 | } | |
5f38376a | 1319 | |
6d6f0db0 SR |
1320 | if (cur_clip !== new_clip) { |
1321 | display.set_viewport(new_clip); | |
1322 | } | |
8e0f0088 | 1323 | |
6d6f0db0 | 1324 | var size = UI.screenSize(); |
fdedbafb | 1325 | |
6d6f0db0 SR |
1326 | if (new_clip && size) { |
1327 | // When clipping is enabled, the screen is limited to | |
1328 | // the size of the browser window. | |
1329 | display.viewportChangeSize(size.w, size.h); | |
1330 | UI.fixScrollbars(); | |
1331 | } | |
b56772ec | 1332 | |
6d6f0db0 SR |
1333 | // Changing the viewport may change the state of |
1334 | // the dragging button | |
1335 | UI.updateViewDrag(); | |
1336 | }, | |
1337 | ||
a49ade5f | 1338 | // Handle special cases where viewport clipping is forced on/off or locked |
6d6f0db0 SR |
1339 | enableDisableViewClip: function() { |
1340 | var resizeSetting = UI.getSetting('resize'); | |
1341 | // Disable clipping if we are scaling, connected or on touch | |
1342 | if (resizeSetting === 'downscale' || resizeSetting === 'scale' || | |
1343 | isTouchDevice) { | |
a49ade5f | 1344 | UI.disableSetting('view_clip'); |
6d6f0db0 | 1345 | } else { |
a49ade5f | 1346 | UI.enableSetting('view_clip'); |
6d6f0db0 SR |
1347 | } |
1348 | }, | |
30bfff81 | 1349 | |
95dd6001 | 1350 | /* ------^------- |
a49ade5f | 1351 | * /VIEW CLIPPING |
95dd6001 | 1352 | * ============== |
1353 | * VIEWDRAG | |
1354 | * ------v------*/ | |
1355 | ||
6d6f0db0 SR |
1356 | toggleViewDrag: function() { |
1357 | if (!UI.rfb) return; | |
bbbf42bb | 1358 | |
6d6f0db0 SR |
1359 | var drag = UI.rfb.get_viewportDrag(); |
1360 | UI.setViewDrag(!drag); | |
1361 | }, | |
f0d9ab96 | 1362 | |
6d6f0db0 SR |
1363 | // Set the view drag mode which moves the viewport on mouse drags |
1364 | setViewDrag: function(drag) { | |
1365 | if (!UI.rfb) return; | |
f0d9ab96 | 1366 | |
6d6f0db0 | 1367 | UI.rfb.set_viewportDrag(drag); |
f0d9ab96 | 1368 | |
6d6f0db0 SR |
1369 | UI.updateViewDrag(); |
1370 | }, | |
f0d9ab96 | 1371 | |
6d6f0db0 SR |
1372 | updateViewDrag: function() { |
1373 | var clipping = false; | |
bbbf42bb | 1374 | |
6d6f0db0 | 1375 | if (!UI.connected) return; |
6244e383 | 1376 | |
6d6f0db0 SR |
1377 | // Check if viewport drag is possible. It is only possible |
1378 | // if the remote display is clipping the client display. | |
1379 | if (UI.rfb.get_display().get_viewport() && | |
1380 | UI.rfb.get_display().clippingDisplay()) { | |
1381 | clipping = true; | |
1382 | } | |
31ddaa1c | 1383 | |
6d6f0db0 | 1384 | var viewDragButton = document.getElementById('noVNC_view_drag_button'); |
29a0e6a8 | 1385 | |
6d6f0db0 SR |
1386 | if (!clipping && |
1387 | UI.rfb.get_viewportDrag()) { | |
1388 | // The size of the remote display is the same or smaller | |
1389 | // than the client display. Make sure viewport drag isn't | |
1390 | // active when it can't be used. | |
1391 | UI.rfb.set_viewportDrag(false); | |
1392 | } | |
1393 | ||
1394 | if (UI.rfb.get_viewportDrag()) { | |
1395 | viewDragButton.classList.add("noVNC_selected"); | |
1396 | } else { | |
1397 | viewDragButton.classList.remove("noVNC_selected"); | |
1398 | } | |
1399 | ||
1400 | // Different behaviour for touch vs non-touch | |
1401 | // The button is disabled instead of hidden on touch devices | |
1402 | if (isTouchDevice) { | |
1403 | viewDragButton.classList.remove("noVNC_hidden"); | |
6244e383 | 1404 | |
6d6f0db0 SR |
1405 | if (clipping) { |
1406 | viewDragButton.disabled = false; | |
31ddaa1c | 1407 | } else { |
6d6f0db0 | 1408 | viewDragButton.disabled = true; |
6244e383 | 1409 | } |
6d6f0db0 SR |
1410 | } else { |
1411 | viewDragButton.disabled = false; | |
31ddaa1c | 1412 | |
6d6f0db0 | 1413 | if (clipping) { |
6244e383 | 1414 | viewDragButton.classList.remove("noVNC_hidden"); |
6244e383 | 1415 | } else { |
6d6f0db0 | 1416 | viewDragButton.classList.add("noVNC_hidden"); |
f8b399d7 | 1417 | } |
6d6f0db0 SR |
1418 | } |
1419 | }, | |
f8b399d7 | 1420 | |
95dd6001 | 1421 | /* ------^------- |
1422 | * /VIEWDRAG | |
1423 | * ============== | |
1424 | * KEYBOARD | |
1425 | * ------v------*/ | |
fdf21468 | 1426 | |
6d6f0db0 SR |
1427 | showVirtualKeyboard: function() { |
1428 | if (!isTouchDevice) return; | |
4b30f9ce | 1429 | |
6d6f0db0 | 1430 | var input = document.getElementById('noVNC_keyboardinput'); |
4b30f9ce | 1431 | |
6d6f0db0 | 1432 | if (document.activeElement == input) return; |
4b30f9ce | 1433 | |
6d6f0db0 | 1434 | input.focus(); |
4b30f9ce | 1435 | |
6d6f0db0 SR |
1436 | try { |
1437 | var l = input.value.length; | |
1438 | // Move the caret to the end | |
1439 | input.setSelectionRange(l, l); | |
1440 | } catch (err) {} // setSelectionRange is undefined in Google Chrome | |
1441 | }, | |
4b30f9ce | 1442 | |
6d6f0db0 SR |
1443 | hideVirtualKeyboard: function() { |
1444 | if (!isTouchDevice) return; | |
4b30f9ce | 1445 | |
6d6f0db0 | 1446 | var input = document.getElementById('noVNC_keyboardinput'); |
4b30f9ce | 1447 | |
6d6f0db0 | 1448 | if (document.activeElement != input) return; |
4b30f9ce | 1449 | |
6d6f0db0 SR |
1450 | input.blur(); |
1451 | }, | |
4b30f9ce | 1452 | |
6d6f0db0 SR |
1453 | toggleVirtualKeyboard: function () { |
1454 | if (document.getElementById('noVNC_keyboard_button') | |
1455 | .classList.contains("noVNC_selected")) { | |
1456 | UI.hideVirtualKeyboard(); | |
1457 | } else { | |
1458 | UI.showVirtualKeyboard(); | |
1459 | } | |
1460 | }, | |
bbbf42bb | 1461 | |
6d6f0db0 SR |
1462 | onfocusVirtualKeyboard: function(event) { |
1463 | document.getElementById('noVNC_keyboard_button') | |
1464 | .classList.add("noVNC_selected"); | |
1465 | }, | |
fdf21468 | 1466 | |
6d6f0db0 SR |
1467 | onblurVirtualKeyboard: function(event) { |
1468 | document.getElementById('noVNC_keyboard_button') | |
1469 | .classList.remove("noVNC_selected"); | |
1470 | }, | |
ffcadf95 | 1471 | |
6d6f0db0 SR |
1472 | keepVirtualKeyboard: function(event) { |
1473 | var input = document.getElementById('noVNC_keyboardinput'); | |
ffcadf95 | 1474 | |
6d6f0db0 SR |
1475 | // Only prevent focus change if the virtual keyboard is active |
1476 | if (document.activeElement != input) { | |
1477 | return; | |
1478 | } | |
ffcadf95 | 1479 | |
6d6f0db0 SR |
1480 | // Only allow focus to move to other elements that need |
1481 | // focus to function properly | |
1482 | if (event.target.form !== undefined) { | |
1483 | switch (event.target.type) { | |
1484 | case 'text': | |
1485 | case 'email': | |
1486 | case 'search': | |
1487 | case 'password': | |
1488 | case 'tel': | |
1489 | case 'url': | |
1490 | case 'textarea': | |
1491 | case 'select-one': | |
1492 | case 'select-multiple': | |
1493 | return; | |
ffcadf95 | 1494 | } |
6d6f0db0 | 1495 | } |
ffcadf95 | 1496 | |
2afda544 PO |
1497 | // The default action of touchstart is to generate other |
1498 | // events, which other elements might depend on. So we can't | |
1499 | // blindly prevent that. Instead restore focus right away. | |
1500 | if (event.type === "touchstart") { | |
1501 | setTimeout(input.focus.bind(input)); | |
1502 | } else { | |
1503 | event.preventDefault(); | |
1504 | } | |
6d6f0db0 | 1505 | }, |
bbbf42bb | 1506 | |
6d6f0db0 SR |
1507 | keyboardinputReset: function() { |
1508 | var kbi = document.getElementById('noVNC_keyboardinput'); | |
1509 | kbi.value = new Array(UI.defaultKeyboardinputLen).join("_"); | |
1510 | UI.lastKeyboardinput = kbi.value; | |
1511 | }, | |
bbbf42bb | 1512 | |
867daa98 PO |
1513 | keyEvent: function (keysym, code, down) { |
1514 | if (!UI.rfb) return; | |
1515 | ||
1516 | UI.rfb.sendKey(keysym, code, down); | |
1517 | }, | |
1518 | ||
6d6f0db0 SR |
1519 | // When normal keyboard events are left uncought, use the input events from |
1520 | // the keyboardinput element instead and generate the corresponding key events. | |
1521 | // This code is required since some browsers on Android are inconsistent in | |
1522 | // sending keyCodes in the normal keyboard events when using on screen keyboards. | |
1523 | keyInput: function(event) { | |
3b8ec46f | 1524 | |
6d6f0db0 | 1525 | if (!UI.rfb) return; |
3b8ec46f | 1526 | |
6d6f0db0 | 1527 | var newValue = event.target.value; |
1138bdd4 | 1528 | |
6d6f0db0 SR |
1529 | if (!UI.lastKeyboardinput) { |
1530 | UI.keyboardinputReset(); | |
1531 | } | |
1532 | var oldValue = UI.lastKeyboardinput; | |
bbbf42bb | 1533 | |
6d6f0db0 SR |
1534 | var newLen; |
1535 | try { | |
1536 | // Try to check caret position since whitespace at the end | |
1537 | // will not be considered by value.length in some browsers | |
1538 | newLen = Math.max(event.target.selectionStart, newValue.length); | |
1539 | } catch (err) { | |
1540 | // selectionStart is undefined in Google Chrome | |
1541 | newLen = newValue.length; | |
1542 | } | |
1543 | var oldLen = oldValue.length; | |
1544 | ||
1545 | var backspaces; | |
1546 | var inputs = newLen - oldLen; | |
1547 | if (inputs < 0) { | |
1548 | backspaces = -inputs; | |
1549 | } else { | |
1550 | backspaces = 0; | |
1551 | } | |
8e0f0088 | 1552 | |
6d6f0db0 SR |
1553 | // Compare the old string with the new to account for |
1554 | // text-corrections or other input that modify existing text | |
1555 | var i; | |
1556 | for (i = 0; i < Math.min(oldLen, newLen); i++) { | |
1557 | if (newValue.charAt(i) != oldValue.charAt(i)) { | |
1558 | inputs = newLen - i; | |
1559 | backspaces = oldLen - i; | |
1560 | break; | |
bbbf42bb | 1561 | } |
6d6f0db0 | 1562 | } |
bbbf42bb | 1563 | |
6d6f0db0 SR |
1564 | // Send the key events |
1565 | for (i = 0; i < backspaces; i++) { | |
94f5cf05 | 1566 | UI.rfb.sendKey(KeyTable.XK_BackSpace, "Backspace"); |
6d6f0db0 SR |
1567 | } |
1568 | for (i = newLen - inputs; i < newLen; i++) { | |
524d67f2 | 1569 | UI.rfb.sendKey(keysyms.lookup(newValue.charCodeAt(i))); |
6d6f0db0 | 1570 | } |
bbbf42bb | 1571 | |
6d6f0db0 SR |
1572 | // Control the text content length in the keyboardinput element |
1573 | if (newLen > 2 * UI.defaultKeyboardinputLen) { | |
1574 | UI.keyboardinputReset(); | |
1575 | } else if (newLen < 1) { | |
1576 | // There always have to be some text in the keyboardinput | |
1577 | // element with which backspace can interact. | |
1578 | UI.keyboardinputReset(); | |
1579 | // This sometimes causes the keyboard to disappear for a second | |
1580 | // but it is required for the android keyboard to recognize that | |
1581 | // text has been added to the field | |
1582 | event.target.blur(); | |
1583 | // This has to be ran outside of the input handler in order to work | |
1584 | setTimeout(event.target.focus.bind(event.target), 0); | |
1585 | } else { | |
1586 | UI.lastKeyboardinput = newValue; | |
1587 | } | |
1588 | }, | |
bbbf42bb | 1589 | |
4b30f9ce SM |
1590 | /* ------^------- |
1591 | * /KEYBOARD | |
1592 | * ============== | |
1593 | * EXTRA KEYS | |
1594 | * ------v------*/ | |
1595 | ||
6d6f0db0 SR |
1596 | openExtraKeys: function() { |
1597 | UI.closeAllPanels(); | |
1598 | UI.openControlbar(); | |
1599 | ||
1600 | document.getElementById('noVNC_modifiers') | |
1601 | .classList.add("noVNC_open"); | |
1602 | document.getElementById('noVNC_toggle_extra_keys_button') | |
1603 | .classList.add("noVNC_selected"); | |
1604 | }, | |
1605 | ||
1606 | closeExtraKeys: function() { | |
1607 | document.getElementById('noVNC_modifiers') | |
1608 | .classList.remove("noVNC_open"); | |
1609 | document.getElementById('noVNC_toggle_extra_keys_button') | |
1610 | .classList.remove("noVNC_selected"); | |
1611 | }, | |
1612 | ||
1613 | toggleExtraKeys: function() { | |
1614 | if(document.getElementById('noVNC_modifiers') | |
1615 | .classList.contains("noVNC_open")) { | |
1616 | UI.closeExtraKeys(); | |
1617 | } else { | |
1618 | UI.openExtraKeys(); | |
1619 | } | |
1620 | }, | |
1621 | ||
1622 | sendEsc: function() { | |
94f5cf05 | 1623 | UI.rfb.sendKey(KeyTable.XK_Escape, "Escape"); |
6d6f0db0 SR |
1624 | }, |
1625 | ||
1626 | sendTab: function() { | |
1627 | UI.rfb.sendKey(KeyTable.XK_Tab); | |
1628 | }, | |
1629 | ||
1630 | toggleCtrl: function() { | |
1631 | var btn = document.getElementById('noVNC_toggle_ctrl_button'); | |
1632 | if (btn.classList.contains("noVNC_selected")) { | |
94f5cf05 | 1633 | UI.rfb.sendKey(KeyTable.XK_Control_L, "ControlLeft", false); |
6d6f0db0 SR |
1634 | btn.classList.remove("noVNC_selected"); |
1635 | } else { | |
94f5cf05 | 1636 | UI.rfb.sendKey(KeyTable.XK_Control_L, "ControlLeft", true); |
6d6f0db0 SR |
1637 | btn.classList.add("noVNC_selected"); |
1638 | } | |
1639 | }, | |
1640 | ||
1641 | toggleAlt: function() { | |
1642 | var btn = document.getElementById('noVNC_toggle_alt_button'); | |
1643 | if (btn.classList.contains("noVNC_selected")) { | |
94f5cf05 | 1644 | UI.rfb.sendKey(KeyTable.XK_Alt_L, "AltLeft", false); |
6d6f0db0 SR |
1645 | btn.classList.remove("noVNC_selected"); |
1646 | } else { | |
94f5cf05 | 1647 | UI.rfb.sendKey(KeyTable.XK_Alt_L, "AltLeft", true); |
6d6f0db0 SR |
1648 | btn.classList.add("noVNC_selected"); |
1649 | } | |
1650 | }, | |
bbbf42bb | 1651 | |
6d6f0db0 SR |
1652 | sendCtrlAltDel: function() { |
1653 | UI.rfb.sendCtrlAltDel(); | |
1654 | }, | |
bbbf42bb | 1655 | |
95dd6001 | 1656 | /* ------^------- |
4b30f9ce | 1657 | * /EXTRA KEYS |
95dd6001 | 1658 | * ============== |
1659 | * MISC | |
1660 | * ------v------*/ | |
1661 | ||
6d6f0db0 SR |
1662 | setMouseButton: function(num) { |
1663 | var view_only = UI.rfb.get_view_only(); | |
1664 | if (UI.rfb && !view_only) { | |
1665 | UI.rfb.get_mouse().set_touchButton(num); | |
1666 | } | |
95dd6001 | 1667 | |
6d6f0db0 SR |
1668 | var blist = [0, 1,2,4]; |
1669 | for (var b = 0; b < blist.length; b++) { | |
1670 | var button = document.getElementById('noVNC_mouse_button' + | |
1671 | blist[b]); | |
1672 | if (blist[b] === num && !view_only) { | |
1673 | button.classList.remove("noVNC_hidden"); | |
1674 | } else { | |
1675 | button.classList.add("noVNC_hidden"); | |
ceb847b0 | 1676 | } |
6d6f0db0 SR |
1677 | } |
1678 | }, | |
ef1e8bab | 1679 | |
6d6f0db0 | 1680 | updateLocalCursor: function() { |
e6a8eb15 | 1681 | if (!UI.rfb) return; |
6d6f0db0 SR |
1682 | UI.rfb.set_local_cursor(UI.getSetting('cursor')); |
1683 | }, | |
1684 | ||
1685 | updateViewOnly: function() { | |
e6a8eb15 | 1686 | if (!UI.rfb) return; |
6d6f0db0 SR |
1687 | UI.rfb.set_view_only(UI.getSetting('view_only')); |
1688 | }, | |
1689 | ||
1690 | updateLogging: function() { | |
1691 | WebUtil.init_logging(UI.getSetting('logging')); | |
1692 | }, | |
1693 | ||
1694 | updateSessionSize: function(rfb, width, height) { | |
1695 | UI.updateViewClip(); | |
d1a1e0e5 | 1696 | UI.updateScaling(); |
6d6f0db0 SR |
1697 | UI.fixScrollbars(); |
1698 | }, | |
1699 | ||
1700 | fixScrollbars: function() { | |
1701 | // This is a hack because Chrome screws up the calculation | |
1702 | // for when scrollbars are needed. So to fix it we temporarily | |
1703 | // toggle them off and on. | |
1704 | var screen = document.getElementById('noVNC_screen'); | |
1705 | screen.style.overflow = 'hidden'; | |
1706 | // Force Chrome to recalculate the layout by asking for | |
1707 | // an element's dimensions | |
1708 | screen.getBoundingClientRect(); | |
41c958d4 | 1709 | screen.style.overflow = ""; |
6d6f0db0 SR |
1710 | }, |
1711 | ||
1712 | updateDesktopName: function(rfb, name) { | |
1713 | UI.desktopName = name; | |
1714 | // Display the desktop name in the document title | |
1715 | document.title = name + " - noVNC"; | |
1716 | }, | |
1717 | ||
1718 | bell: function(rfb) { | |
1719 | if (WebUtil.getConfigVar('bell', 'on') === 'on') { | |
d4fc89d8 SM |
1720 | document.getElementById('noVNC_bell').play() |
1721 | .catch(function(e) { | |
1722 | if (e.name === "NotAllowedError") { | |
1723 | // Ignore when the browser doesn't let us play audio. | |
1724 | // It is common that the browsers require audio to be | |
1725 | // initiated from a user action. | |
1726 | } else { | |
1727 | Log.Error("Unable to play bell: " + e); | |
1728 | } | |
1729 | }); | |
6d6f0db0 SR |
1730 | } |
1731 | }, | |
63bf2ba5 | 1732 | |
6d6f0db0 SR |
1733 | //Helper to add options to dropdown. |
1734 | addOption: function(selectbox, text, value) { | |
1735 | var optn = document.createElement("OPTION"); | |
1736 | optn.text = text; | |
1737 | optn.value = value; | |
1738 | selectbox.options.add(optn); | |
1739 | }, | |
bbbf42bb | 1740 | |
95dd6001 | 1741 | /* ------^------- |
1742 | * /MISC | |
1743 | * ============== | |
1744 | */ | |
6d6f0db0 SR |
1745 | }; |
1746 | ||
1747 | // Set up translations | |
1748 | var LINGUAS = ["de", "el", "nl", "sv"]; | |
1749 | l10n.setup(LINGUAS); | |
1750 | if (l10n.language !== "en" && l10n.dictionary === undefined) { | |
1751 | WebUtil.fetchJSON('app/locale/' + l10n.language + '.json', function (translations) { | |
1752 | l10n.dictionary = translations; | |
1753 | ||
1754 | // wait for translations to load before loading the UI | |
1755 | UI.prime(); | |
1756 | }, function (err) { | |
adfc9d3f | 1757 | throw err; |
6d6f0db0 SR |
1758 | }); |
1759 | } else { | |
1760 | UI.prime(); | |
1761 | } | |
1762 | ||
3ae0bb09 | 1763 | export default UI; |