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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 | 106 | UI.updateViewClip(); |
0f6af1e3 | 107 | |
6d6f0db0 | 108 | UI.updateVisualState(); |
b3c932c3 | 109 | |
e25f9c40 | 110 | document.documentElement.classList.remove("noVNC_loading"); |
0f6af1e3 | 111 | |
6d6f0db0 SR |
112 | var autoconnect = WebUtil.getConfigVar('autoconnect', false); |
113 | if (autoconnect === 'true' || autoconnect == '1') { | |
114 | autoconnect = true; | |
115 | UI.connect(); | |
116 | } else { | |
117 | autoconnect = false; | |
067accb8 GK |
118 | // Show the connect panel on first load unless autoconnecting |
119 | UI.openConnectPanel(); | |
6d6f0db0 | 120 | } |
0f6af1e3 | 121 | |
6d6f0db0 SR |
122 | if (typeof callback === "function") { |
123 | callback(UI.rfb); | |
124 | } | |
125 | }, | |
126 | ||
127 | initFullscreen: function() { | |
128 | // Only show the button if fullscreen is properly supported | |
129 | // * Safari doesn't support alphanumerical input while in fullscreen | |
130 | if (!UI.isSafari && | |
131 | (document.documentElement.requestFullscreen || | |
132 | document.documentElement.mozRequestFullScreen || | |
133 | document.documentElement.webkitRequestFullscreen || | |
134 | document.body.msRequestFullscreen)) { | |
135 | document.getElementById('noVNC_fullscreen_button') | |
136 | .classList.remove("noVNC_hidden"); | |
137 | UI.addFullscreenHandlers(); | |
138 | } | |
139 | }, | |
0f6af1e3 | 140 | |
6d6f0db0 SR |
141 | initSettings: function() { |
142 | var i; | |
0f6af1e3 | 143 | |
6d6f0db0 SR |
144 | // Logging selection dropdown |
145 | var llevels = ['error', 'warn', 'info', 'debug']; | |
146 | for (i = 0; i < llevels.length; i += 1) { | |
147 | UI.addOption(document.getElementById('noVNC_setting_logging'),llevels[i], llevels[i]); | |
148 | } | |
b3d91b78 | 149 | |
6d6f0db0 SR |
150 | // Settings with immediate effects |
151 | UI.initSetting('logging', 'warn'); | |
152 | UI.updateLogging(); | |
bbbf42bb | 153 | |
6d6f0db0 SR |
154 | // if port == 80 (or 443) then it won't be present and should be |
155 | // set manually | |
156 | var port = window.location.port; | |
157 | if (!port) { | |
158 | if (window.location.protocol.substring(0,5) == 'https') { | |
159 | port = 443; | |
bbbf42bb | 160 | } |
6d6f0db0 SR |
161 | else if (window.location.protocol.substring(0,4) == 'http') { |
162 | port = 80; | |
bbbf42bb | 163 | } |
6d6f0db0 | 164 | } |
bbbf42bb | 165 | |
6d6f0db0 SR |
166 | /* Populate the controls if defaults are provided in the URL */ |
167 | UI.initSetting('host', window.location.hostname); | |
168 | UI.initSetting('port', port); | |
169 | UI.initSetting('encrypt', (window.location.protocol === "https:")); | |
6d6f0db0 | 170 | UI.initSetting('cursor', !isTouchDevice); |
a49ade5f | 171 | UI.initSetting('view_clip', false); |
6d6f0db0 SR |
172 | UI.initSetting('resize', 'off'); |
173 | UI.initSetting('shared', true); | |
174 | UI.initSetting('view_only', false); | |
175 | UI.initSetting('path', 'websockify'); | |
176 | UI.initSetting('repeaterID', ''); | |
177 | UI.initSetting('reconnect', false); | |
178 | UI.initSetting('reconnect_delay', 5000); | |
179 | ||
180 | UI.setupSettingLabels(); | |
181 | }, | |
182 | // Adds a link to the label elements on the corresponding input elements | |
183 | setupSettingLabels: function() { | |
184 | var labels = document.getElementsByTagName('LABEL'); | |
185 | for (var i = 0; i < labels.length; i++) { | |
186 | var htmlFor = labels[i].htmlFor; | |
187 | if (htmlFor != '') { | |
188 | var elem = document.getElementById(htmlFor); | |
189 | if (elem) elem.label = labels[i]; | |
190 | } else { | |
191 | // If 'for' isn't set, use the first input element child | |
192 | var children = labels[i].children; | |
193 | for (var j = 0; j < children.length; j++) { | |
194 | if (children[j].form !== undefined) { | |
195 | children[j].label = labels[i]; | |
196 | break; | |
24584cca SM |
197 | } |
198 | } | |
199 | } | |
6d6f0db0 SR |
200 | } |
201 | }, | |
59387b34 | 202 | |
6d6f0db0 SR |
203 | initRFB: function() { |
204 | try { | |
205 | UI.rfb = new RFB({'target': document.getElementById('noVNC_canvas'), | |
206 | 'onNotification': UI.notification, | |
207 | 'onUpdateState': UI.updateState, | |
208 | 'onDisconnected': UI.disconnectFinished, | |
430f00d6 | 209 | 'onCredentialsRequired': UI.credentials, |
6d6f0db0 SR |
210 | 'onXvpInit': UI.updateXvpButton, |
211 | 'onClipboard': UI.clipboardReceive, | |
212 | 'onBell': UI.bell, | |
213 | 'onFBUComplete': UI.initialResize, | |
214 | 'onFBResize': UI.updateSessionSize, | |
215 | 'onDesktopName': UI.updateDesktopName}); | |
216 | return true; | |
217 | } catch (exc) { | |
218 | var msg = "Unable to create RFB client -- " + exc; | |
219 | Log.Error(msg); | |
220 | UI.showStatus(msg, 'error'); | |
221 | return false; | |
222 | } | |
223 | }, | |
59387b34 | 224 | |
6d6f0db0 SR |
225 | /* ------^------- |
226 | * /INIT | |
227 | * ============== | |
228 | * EVENT HANDLERS | |
229 | * ------v------*/ | |
230 | ||
231 | addResizeHandlers: function() { | |
232 | window.addEventListener('resize', UI.applyResizeMode); | |
233 | window.addEventListener('resize', UI.updateViewClip); | |
234 | }, | |
235 | ||
236 | addControlbarHandlers: function() { | |
237 | document.getElementById("noVNC_control_bar") | |
238 | .addEventListener('mousemove', UI.activateControlbar); | |
239 | document.getElementById("noVNC_control_bar") | |
240 | .addEventListener('mouseup', UI.activateControlbar); | |
241 | document.getElementById("noVNC_control_bar") | |
242 | .addEventListener('mousedown', UI.activateControlbar); | |
243 | document.getElementById("noVNC_control_bar") | |
06fe4a3e | 244 | .addEventListener('keydown', UI.activateControlbar); |
6d6f0db0 SR |
245 | |
246 | document.getElementById("noVNC_control_bar") | |
247 | .addEventListener('mousedown', UI.keepControlbar); | |
248 | document.getElementById("noVNC_control_bar") | |
06fe4a3e | 249 | .addEventListener('keydown', UI.keepControlbar); |
6d6f0db0 SR |
250 | |
251 | document.getElementById("noVNC_view_drag_button") | |
252 | .addEventListener('click', UI.toggleViewDrag); | |
253 | ||
254 | document.getElementById("noVNC_control_bar_handle") | |
255 | .addEventListener('mousedown', UI.controlbarHandleMouseDown); | |
256 | document.getElementById("noVNC_control_bar_handle") | |
257 | .addEventListener('mouseup', UI.controlbarHandleMouseUp); | |
258 | document.getElementById("noVNC_control_bar_handle") | |
259 | .addEventListener('mousemove', UI.dragControlbarHandle); | |
260 | // resize events aren't available for elements | |
261 | window.addEventListener('resize', UI.updateControlbarHandle); | |
262 | ||
263 | var exps = document.getElementsByClassName("noVNC_expander"); | |
264 | for (var i = 0;i < exps.length;i++) { | |
265 | exps[i].addEventListener('click', UI.toggleExpander); | |
266 | } | |
267 | }, | |
268 | ||
269 | addTouchSpecificHandlers: function() { | |
270 | document.getElementById("noVNC_mouse_button0") | |
271 | .addEventListener('click', function () { UI.setMouseButton(1); }); | |
272 | document.getElementById("noVNC_mouse_button1") | |
273 | .addEventListener('click', function () { UI.setMouseButton(2); }); | |
274 | document.getElementById("noVNC_mouse_button2") | |
275 | .addEventListener('click', function () { UI.setMouseButton(4); }); | |
276 | document.getElementById("noVNC_mouse_button4") | |
277 | .addEventListener('click', function () { UI.setMouseButton(0); }); | |
278 | document.getElementById("noVNC_keyboard_button") | |
279 | .addEventListener('click', UI.toggleVirtualKeyboard); | |
280 | ||
867daa98 PO |
281 | UI.touchKeyboard = new Keyboard({target: document.getElementById('noVNC_keyboardinput'), |
282 | onKeyEvent: UI.keyEvent}); | |
283 | UI.touchKeyboard.grab(); | |
6d6f0db0 SR |
284 | document.getElementById("noVNC_keyboardinput") |
285 | .addEventListener('input', UI.keyInput); | |
286 | document.getElementById("noVNC_keyboardinput") | |
287 | .addEventListener('focus', UI.onfocusVirtualKeyboard); | |
288 | document.getElementById("noVNC_keyboardinput") | |
289 | .addEventListener('blur', UI.onblurVirtualKeyboard); | |
290 | document.getElementById("noVNC_keyboardinput") | |
291 | .addEventListener('submit', function () { return false; }); | |
292 | ||
293 | document.documentElement | |
294 | .addEventListener('mousedown', UI.keepVirtualKeyboard, true); | |
2afda544 PO |
295 | document.documentElement |
296 | .addEventListener('touchstart', UI.keepVirtualKeyboard, true); | |
6d6f0db0 SR |
297 | |
298 | document.getElementById("noVNC_control_bar") | |
299 | .addEventListener('touchstart', UI.activateControlbar); | |
300 | document.getElementById("noVNC_control_bar") | |
301 | .addEventListener('touchmove', UI.activateControlbar); | |
302 | document.getElementById("noVNC_control_bar") | |
303 | .addEventListener('touchend', UI.activateControlbar); | |
304 | document.getElementById("noVNC_control_bar") | |
305 | .addEventListener('input', UI.activateControlbar); | |
306 | ||
307 | document.getElementById("noVNC_control_bar") | |
308 | .addEventListener('touchstart', UI.keepControlbar); | |
309 | document.getElementById("noVNC_control_bar") | |
310 | .addEventListener('input', UI.keepControlbar); | |
311 | ||
312 | document.getElementById("noVNC_control_bar_handle") | |
313 | .addEventListener('touchstart', UI.controlbarHandleMouseDown); | |
314 | document.getElementById("noVNC_control_bar_handle") | |
315 | .addEventListener('touchend', UI.controlbarHandleMouseUp); | |
316 | document.getElementById("noVNC_control_bar_handle") | |
317 | .addEventListener('touchmove', UI.dragControlbarHandle); | |
6d6f0db0 SR |
318 | }, |
319 | ||
320 | addExtraKeysHandlers: function() { | |
321 | document.getElementById("noVNC_toggle_extra_keys_button") | |
322 | .addEventListener('click', UI.toggleExtraKeys); | |
323 | document.getElementById("noVNC_toggle_ctrl_button") | |
324 | .addEventListener('click', UI.toggleCtrl); | |
325 | document.getElementById("noVNC_toggle_alt_button") | |
326 | .addEventListener('click', UI.toggleAlt); | |
327 | document.getElementById("noVNC_send_tab_button") | |
328 | .addEventListener('click', UI.sendTab); | |
329 | document.getElementById("noVNC_send_esc_button") | |
330 | .addEventListener('click', UI.sendEsc); | |
331 | document.getElementById("noVNC_send_ctrl_alt_del_button") | |
332 | .addEventListener('click', UI.sendCtrlAltDel); | |
333 | }, | |
334 | ||
335 | addXvpHandlers: function() { | |
336 | document.getElementById("noVNC_xvp_shutdown_button") | |
337 | .addEventListener('click', function() { UI.rfb.xvpShutdown(); }); | |
338 | document.getElementById("noVNC_xvp_reboot_button") | |
339 | .addEventListener('click', function() { UI.rfb.xvpReboot(); }); | |
340 | document.getElementById("noVNC_xvp_reset_button") | |
341 | .addEventListener('click', function() { UI.rfb.xvpReset(); }); | |
342 | document.getElementById("noVNC_xvp_button") | |
343 | .addEventListener('click', UI.toggleXvpPanel); | |
344 | }, | |
345 | ||
346 | addConnectionControlHandlers: function() { | |
347 | document.getElementById("noVNC_disconnect_button") | |
348 | .addEventListener('click', UI.disconnect); | |
349 | document.getElementById("noVNC_connect_button") | |
350 | .addEventListener('click', UI.connect); | |
351 | document.getElementById("noVNC_cancel_reconnect_button") | |
352 | .addEventListener('click', UI.cancelReconnect); | |
353 | ||
354 | document.getElementById("noVNC_password_button") | |
355 | .addEventListener('click', UI.setPassword); | |
356 | }, | |
357 | ||
358 | addClipboardHandlers: function() { | |
359 | document.getElementById("noVNC_clipboard_button") | |
360 | .addEventListener('click', UI.toggleClipboardPanel); | |
6d6f0db0 SR |
361 | document.getElementById("noVNC_clipboard_text") |
362 | .addEventListener('change', UI.clipboardSend); | |
363 | document.getElementById("noVNC_clipboard_clear_button") | |
364 | .addEventListener('click', UI.clipboardClear); | |
365 | }, | |
366 | ||
367 | // Add a call to save settings when the element changes, | |
368 | // unless the optional parameter changeFunc is used instead. | |
369 | addSettingChangeHandler: function(name, changeFunc) { | |
370 | var settingElem = document.getElementById("noVNC_setting_" + name); | |
371 | if (changeFunc === undefined) { | |
372 | changeFunc = function () { UI.saveSetting(name); }; | |
373 | } | |
374 | settingElem.addEventListener('change', changeFunc); | |
375 | }, | |
376 | ||
377 | addSettingsHandlers: function() { | |
378 | document.getElementById("noVNC_settings_button") | |
379 | .addEventListener('click', UI.toggleSettingsPanel); | |
380 | ||
381 | UI.addSettingChangeHandler('encrypt'); | |
6d6f0db0 SR |
382 | UI.addSettingChangeHandler('cursor'); |
383 | UI.addSettingChangeHandler('cursor', UI.updateLocalCursor); | |
384 | UI.addSettingChangeHandler('resize'); | |
385 | UI.addSettingChangeHandler('resize', UI.enableDisableViewClip); | |
386 | UI.addSettingChangeHandler('resize', UI.applyResizeMode); | |
a49ade5f SM |
387 | UI.addSettingChangeHandler('view_clip'); |
388 | UI.addSettingChangeHandler('view_clip', UI.updateViewClip); | |
6d6f0db0 SR |
389 | UI.addSettingChangeHandler('shared'); |
390 | UI.addSettingChangeHandler('view_only'); | |
391 | UI.addSettingChangeHandler('view_only', UI.updateViewOnly); | |
392 | UI.addSettingChangeHandler('host'); | |
393 | UI.addSettingChangeHandler('port'); | |
394 | UI.addSettingChangeHandler('path'); | |
395 | UI.addSettingChangeHandler('repeaterID'); | |
396 | UI.addSettingChangeHandler('logging'); | |
397 | UI.addSettingChangeHandler('logging', UI.updateLogging); | |
398 | UI.addSettingChangeHandler('reconnect'); | |
399 | UI.addSettingChangeHandler('reconnect_delay'); | |
400 | }, | |
401 | ||
402 | addFullscreenHandlers: function() { | |
403 | document.getElementById("noVNC_fullscreen_button") | |
404 | .addEventListener('click', UI.toggleFullscreen); | |
405 | ||
406 | window.addEventListener('fullscreenchange', UI.updateFullscreenButton); | |
407 | window.addEventListener('mozfullscreenchange', UI.updateFullscreenButton); | |
408 | window.addEventListener('webkitfullscreenchange', UI.updateFullscreenButton); | |
409 | window.addEventListener('msfullscreenchange', UI.updateFullscreenButton); | |
410 | }, | |
0f6af1e3 | 411 | |
95dd6001 | 412 | /* ------^------- |
59387b34 | 413 | * /EVENT HANDLERS |
95dd6001 | 414 | * ============== |
415 | * VISUAL | |
416 | * ------v------*/ | |
58ded70d | 417 | |
6d6f0db0 SR |
418 | updateState: function(rfb, state, oldstate) { |
419 | var msg; | |
420 | ||
421 | document.documentElement.classList.remove("noVNC_connecting"); | |
422 | document.documentElement.classList.remove("noVNC_connected"); | |
423 | document.documentElement.classList.remove("noVNC_disconnecting"); | |
424 | document.documentElement.classList.remove("noVNC_reconnecting"); | |
425 | ||
426 | switch (state) { | |
427 | case 'connecting': | |
428 | document.getElementById("noVNC_transition_text").textContent = _("Connecting..."); | |
429 | document.documentElement.classList.add("noVNC_connecting"); | |
430 | break; | |
431 | case 'connected': | |
432 | UI.connected = true; | |
433 | UI.inhibit_reconnect = false; | |
434 | document.documentElement.classList.add("noVNC_connected"); | |
435 | if (rfb && rfb.get_encrypt()) { | |
436 | msg = _("Connected (encrypted) to ") + UI.desktopName; | |
437 | } else { | |
438 | msg = _("Connected (unencrypted) to ") + UI.desktopName; | |
439 | } | |
440 | UI.showStatus(msg); | |
2afda544 | 441 | document.getElementById('noVNC_canvas').focus(); |
6d6f0db0 SR |
442 | break; |
443 | case 'disconnecting': | |
444 | UI.connected = false; | |
445 | document.getElementById("noVNC_transition_text").textContent = _("Disconnecting..."); | |
446 | document.documentElement.classList.add("noVNC_disconnecting"); | |
447 | break; | |
448 | case 'disconnected': | |
449 | UI.showStatus(_("Disconnected")); | |
450 | break; | |
451 | default: | |
452 | msg = "Invalid UI state"; | |
453 | Log.Error(msg); | |
454 | UI.showStatus(msg, 'error'); | |
455 | break; | |
456 | } | |
8d710e8b | 457 | |
6d6f0db0 SR |
458 | UI.updateVisualState(); |
459 | }, | |
8d710e8b | 460 | |
6d6f0db0 SR |
461 | // Disable/enable controls depending on connection state |
462 | updateVisualState: function() { | |
463 | //Log.Debug(">> updateVisualState"); | |
29475d77 | 464 | |
6d6f0db0 | 465 | UI.enableDisableViewClip(); |
fdedbafb | 466 | |
6d6f0db0 SR |
467 | if (cursorURIsSupported() && !isTouchDevice) { |
468 | UI.enableSetting('cursor'); | |
469 | } else { | |
470 | UI.disableSetting('cursor'); | |
471 | } | |
fdedbafb | 472 | |
6d6f0db0 SR |
473 | if (UI.connected) { |
474 | UI.disableSetting('encrypt'); | |
6d6f0db0 SR |
475 | UI.disableSetting('shared'); |
476 | UI.disableSetting('host'); | |
477 | UI.disableSetting('port'); | |
478 | UI.disableSetting('path'); | |
479 | UI.disableSetting('repeaterID'); | |
480 | UI.updateViewClip(); | |
481 | UI.setMouseButton(1); | |
482 | ||
483 | // Hide the controlbar after 2 seconds | |
484 | UI.closeControlbarTimeout = setTimeout(UI.closeControlbar, 2000); | |
485 | } else { | |
486 | UI.enableSetting('encrypt'); | |
6d6f0db0 SR |
487 | UI.enableSetting('shared'); |
488 | UI.enableSetting('host'); | |
489 | UI.enableSetting('port'); | |
490 | UI.enableSetting('path'); | |
491 | UI.enableSetting('repeaterID'); | |
492 | UI.updateXvpButton(0); | |
493 | UI.keepControlbar(); | |
494 | } | |
fdedbafb | 495 | |
6d6f0db0 SR |
496 | // Hide input related buttons in view only mode |
497 | if (UI.rfb && UI.rfb.get_view_only()) { | |
498 | document.getElementById('noVNC_keyboard_button') | |
499 | .classList.add('noVNC_hidden'); | |
500 | document.getElementById('noVNC_toggle_extra_keys_button') | |
501 | .classList.add('noVNC_hidden'); | |
502 | } else { | |
503 | document.getElementById('noVNC_keyboard_button') | |
504 | .classList.remove('noVNC_hidden'); | |
505 | document.getElementById('noVNC_toggle_extra_keys_button') | |
506 | .classList.remove('noVNC_hidden'); | |
507 | } | |
fdedbafb | 508 | |
6d6f0db0 SR |
509 | // State change disables viewport dragging. |
510 | // It is enabled (toggled) by direct click on the button | |
511 | UI.setViewDrag(false); | |
fdedbafb | 512 | |
6d6f0db0 SR |
513 | // State change also closes the password dialog |
514 | document.getElementById('noVNC_password_dlg') | |
515 | .classList.remove('noVNC_open'); | |
eef91bf9 | 516 | |
6d6f0db0 SR |
517 | //Log.Debug("<< updateVisualState"); |
518 | }, | |
29475d77 | 519 | |
6d6f0db0 SR |
520 | showStatus: function(text, status_type, time) { |
521 | var statusElem = document.getElementById('noVNC_status'); | |
8a7ec6ea | 522 | |
6d6f0db0 | 523 | clearTimeout(UI.statusTimeout); |
29475d77 | 524 | |
6d6f0db0 SR |
525 | if (typeof status_type === 'undefined') { |
526 | status_type = 'normal'; | |
527 | } | |
4e471b5b | 528 | |
6d6f0db0 SR |
529 | statusElem.classList.remove("noVNC_status_normal"); |
530 | statusElem.classList.remove("noVNC_status_warn"); | |
531 | statusElem.classList.remove("noVNC_status_error"); | |
532 | ||
533 | switch (status_type) { | |
534 | case 'warning': | |
535 | case 'warn': | |
536 | statusElem.classList.add("noVNC_status_warn"); | |
537 | break; | |
538 | case 'error': | |
539 | statusElem.classList.add("noVNC_status_error"); | |
540 | break; | |
541 | case 'normal': | |
542 | case 'info': | |
543 | default: | |
544 | statusElem.classList.add("noVNC_status_normal"); | |
545 | break; | |
546 | } | |
8d7708c8 | 547 | |
6d6f0db0 SR |
548 | statusElem.textContent = text; |
549 | statusElem.classList.add("noVNC_open"); | |
8d7708c8 | 550 | |
6d6f0db0 SR |
551 | // If no time was specified, show the status for 1.5 seconds |
552 | if (typeof time === 'undefined') { | |
553 | time = 1500; | |
554 | } | |
8d7708c8 | 555 | |
6d6f0db0 SR |
556 | // Error messages do not timeout |
557 | if (status_type !== 'error') { | |
558 | UI.statusTimeout = window.setTimeout(UI.hideStatus, time); | |
559 | } | |
560 | }, | |
561 | ||
562 | hideStatus: function() { | |
563 | clearTimeout(UI.statusTimeout); | |
564 | document.getElementById('noVNC_status').classList.remove("noVNC_open"); | |
565 | }, | |
566 | ||
567 | notification: function (rfb, msg, level, options) { | |
568 | UI.showStatus(msg, level); | |
569 | }, | |
570 | ||
571 | activateControlbar: function(event) { | |
572 | clearTimeout(UI.idleControlbarTimeout); | |
573 | // We manipulate the anchor instead of the actual control | |
574 | // bar in order to avoid creating new a stacking group | |
575 | document.getElementById('noVNC_control_bar_anchor') | |
576 | .classList.remove("noVNC_idle"); | |
577 | UI.idleControlbarTimeout = window.setTimeout(UI.idleControlbar, 2000); | |
578 | }, | |
579 | ||
580 | idleControlbar: function() { | |
581 | document.getElementById('noVNC_control_bar_anchor') | |
582 | .classList.add("noVNC_idle"); | |
583 | }, | |
584 | ||
585 | keepControlbar: function() { | |
586 | clearTimeout(UI.closeControlbarTimeout); | |
587 | }, | |
588 | ||
589 | openControlbar: function() { | |
590 | document.getElementById('noVNC_control_bar') | |
591 | .classList.add("noVNC_open"); | |
592 | }, | |
593 | ||
594 | closeControlbar: function() { | |
595 | UI.closeAllPanels(); | |
596 | document.getElementById('noVNC_control_bar') | |
597 | .classList.remove("noVNC_open"); | |
598 | }, | |
599 | ||
600 | toggleControlbar: function() { | |
601 | if (document.getElementById('noVNC_control_bar') | |
602 | .classList.contains("noVNC_open")) { | |
603 | UI.closeControlbar(); | |
604 | } else { | |
605 | UI.openControlbar(); | |
606 | } | |
607 | }, | |
608 | ||
609 | toggleControlbarSide: function () { | |
610 | // Temporarily disable animation to avoid weird movement | |
611 | var bar = document.getElementById('noVNC_control_bar'); | |
612 | bar.style.transitionDuration = '0s'; | |
613 | bar.addEventListener('transitionend', function () { this.style.transitionDuration = ""; }); | |
614 | ||
615 | var anchor = document.getElementById('noVNC_control_bar_anchor'); | |
616 | if (anchor.classList.contains("noVNC_right")) { | |
617 | WebUtil.writeSetting('controlbar_pos', 'left'); | |
618 | anchor.classList.remove("noVNC_right"); | |
619 | } else { | |
620 | WebUtil.writeSetting('controlbar_pos', 'right'); | |
621 | anchor.classList.add("noVNC_right"); | |
622 | } | |
ca5c74ad | 623 | |
6d6f0db0 SR |
624 | // Consider this a movement of the handle |
625 | UI.controlbarDrag = true; | |
626 | }, | |
4e471b5b | 627 | |
bbc1648c SM |
628 | showControlbarHint: function (show) { |
629 | var hint = document.getElementById('noVNC_control_bar_hint'); | |
630 | if (show) { | |
631 | hint.classList.add("noVNC_active"); | |
632 | } else { | |
633 | hint.classList.remove("noVNC_active"); | |
634 | } | |
635 | }, | |
636 | ||
6d6f0db0 SR |
637 | dragControlbarHandle: function (e) { |
638 | if (!UI.controlbarGrabbed) return; | |
38323d4d | 639 | |
6d6f0db0 | 640 | var ptr = getPointerEvent(e); |
8ee432f1 | 641 | |
6d6f0db0 SR |
642 | var anchor = document.getElementById('noVNC_control_bar_anchor'); |
643 | if (ptr.clientX < (window.innerWidth * 0.1)) { | |
cf348b78 | 644 | if (anchor.classList.contains("noVNC_right")) { |
6d6f0db0 | 645 | UI.toggleControlbarSide(); |
8ee432f1 | 646 | } |
6d6f0db0 SR |
647 | } else if (ptr.clientX > (window.innerWidth * 0.9)) { |
648 | if (!anchor.classList.contains("noVNC_right")) { | |
649 | UI.toggleControlbarSide(); | |
04b399e2 | 650 | } |
6d6f0db0 | 651 | } |
04b399e2 | 652 | |
6d6f0db0 SR |
653 | if (!UI.controlbarDrag) { |
654 | // The goal is to trigger on a certain physical width, the | |
655 | // devicePixelRatio brings us a bit closer but is not optimal. | |
656 | var dragThreshold = 10 * (window.devicePixelRatio || 1); | |
657 | var dragDistance = Math.abs(ptr.clientY - UI.controlbarMouseDownClientY); | |
04b399e2 | 658 | |
6d6f0db0 | 659 | if (dragDistance < dragThreshold) return; |
04b399e2 | 660 | |
6d6f0db0 SR |
661 | UI.controlbarDrag = true; |
662 | } | |
f75e4d3c | 663 | |
6d6f0db0 | 664 | var eventY = ptr.clientY - UI.controlbarMouseDownOffsetY; |
04b399e2 | 665 | |
6d6f0db0 | 666 | UI.moveControlbarHandle(eventY); |
59cd99bc | 667 | |
6d6f0db0 SR |
668 | e.preventDefault(); |
669 | e.stopPropagation(); | |
670 | UI.keepControlbar(); | |
671 | UI.activateControlbar(); | |
672 | }, | |
04b399e2 | 673 | |
6d6f0db0 SR |
674 | // Move the handle but don't allow any position outside the bounds |
675 | moveControlbarHandle: function (viewportRelativeY) { | |
676 | var handle = document.getElementById("noVNC_control_bar_handle"); | |
677 | var handleHeight = handle.getBoundingClientRect().height; | |
678 | var controlbarBounds = document.getElementById("noVNC_control_bar") | |
679 | .getBoundingClientRect(); | |
680 | var margin = 10; | |
04b399e2 | 681 | |
6d6f0db0 SR |
682 | // These heights need to be non-zero for the below logic to work |
683 | if (handleHeight === 0 || controlbarBounds.height === 0) { | |
684 | return; | |
685 | } | |
04b399e2 | 686 | |
6d6f0db0 | 687 | var newY = viewportRelativeY; |
04b399e2 | 688 | |
6d6f0db0 SR |
689 | // Check if the coordinates are outside the control bar |
690 | if (newY < controlbarBounds.top + margin) { | |
691 | // Force coordinates to be below the top of the control bar | |
692 | newY = controlbarBounds.top + margin; | |
04b399e2 | 693 | |
6d6f0db0 SR |
694 | } else if (newY > controlbarBounds.top + |
695 | controlbarBounds.height - handleHeight - margin) { | |
696 | // Force coordinates to be above the bottom of the control bar | |
697 | newY = controlbarBounds.top + | |
698 | controlbarBounds.height - handleHeight - margin; | |
699 | } | |
04b399e2 | 700 | |
6d6f0db0 SR |
701 | // Corner case: control bar too small for stable position |
702 | if (controlbarBounds.height < (handleHeight + margin * 2)) { | |
703 | newY = controlbarBounds.top + | |
704 | (controlbarBounds.height - handleHeight) / 2; | |
705 | } | |
04b399e2 | 706 | |
6d6f0db0 SR |
707 | // The transform needs coordinates that are relative to the parent |
708 | var parentRelativeY = newY - controlbarBounds.top; | |
709 | handle.style.transform = "translateY(" + parentRelativeY + "px)"; | |
710 | }, | |
711 | ||
712 | updateControlbarHandle: function () { | |
713 | // Since the control bar is fixed on the viewport and not the page, | |
714 | // the move function expects coordinates relative the the viewport. | |
715 | var handle = document.getElementById("noVNC_control_bar_handle"); | |
716 | var handleBounds = handle.getBoundingClientRect(); | |
717 | UI.moveControlbarHandle(handleBounds.top); | |
718 | }, | |
719 | ||
720 | controlbarHandleMouseUp: function(e) { | |
721 | if ((e.type == "mouseup") && (e.button != 0)) return; | |
722 | ||
723 | // mouseup and mousedown on the same place toggles the controlbar | |
724 | if (UI.controlbarGrabbed && !UI.controlbarDrag) { | |
725 | UI.toggleControlbar(); | |
04b399e2 SM |
726 | e.preventDefault(); |
727 | e.stopPropagation(); | |
de315d62 PO |
728 | UI.keepControlbar(); |
729 | UI.activateControlbar(); | |
6d6f0db0 SR |
730 | } |
731 | UI.controlbarGrabbed = false; | |
bbc1648c | 732 | UI.showControlbarHint(false); |
6d6f0db0 SR |
733 | }, |
734 | ||
735 | controlbarHandleMouseDown: function(e) { | |
736 | if ((e.type == "mousedown") && (e.button != 0)) return; | |
737 | ||
738 | var ptr = getPointerEvent(e); | |
739 | ||
740 | var handle = document.getElementById("noVNC_control_bar_handle"); | |
741 | var bounds = handle.getBoundingClientRect(); | |
742 | ||
333ad45c SM |
743 | // Touch events have implicit capture |
744 | if (e.type === "mousedown") { | |
745 | setCapture(handle); | |
746 | } | |
747 | ||
6d6f0db0 SR |
748 | UI.controlbarGrabbed = true; |
749 | UI.controlbarDrag = false; | |
750 | ||
bbc1648c SM |
751 | UI.showControlbarHint(true); |
752 | ||
6d6f0db0 SR |
753 | UI.controlbarMouseDownClientY = ptr.clientY; |
754 | UI.controlbarMouseDownOffsetY = ptr.clientY - bounds.top; | |
755 | e.preventDefault(); | |
756 | e.stopPropagation(); | |
757 | UI.keepControlbar(); | |
758 | UI.activateControlbar(); | |
759 | }, | |
760 | ||
761 | toggleExpander: function(e) { | |
762 | if (this.classList.contains("noVNC_open")) { | |
763 | this.classList.remove("noVNC_open"); | |
764 | } else { | |
765 | this.classList.add("noVNC_open"); | |
766 | } | |
767 | }, | |
575f6983 | 768 | |
95dd6001 | 769 | /* ------^------- |
770 | * /VISUAL | |
771 | * ============== | |
772 | * SETTINGS | |
773 | * ------v------*/ | |
774 | ||
6d6f0db0 SR |
775 | // Initial page load read/initialization of settings |
776 | initSetting: function(name, defVal) { | |
777 | // Check Query string followed by cookie | |
778 | var val = WebUtil.getConfigVar(name); | |
779 | if (val === null) { | |
780 | val = WebUtil.readSetting(name, defVal); | |
781 | } | |
782 | UI.updateSetting(name, val); | |
783 | return val; | |
784 | }, | |
bbbf42bb | 785 | |
6d6f0db0 SR |
786 | // Update cookie and form control setting. If value is not set, then |
787 | // updates from control to current cookie setting. | |
788 | updateSetting: function(name, value) { | |
bbbf42bb | 789 | |
6d6f0db0 SR |
790 | // Save the cookie for this session |
791 | if (typeof value !== 'undefined') { | |
792 | WebUtil.writeSetting(name, value); | |
793 | } | |
bbbf42bb | 794 | |
6d6f0db0 SR |
795 | // Update the settings control |
796 | value = UI.getSetting(name); | |
bbbf42bb | 797 | |
6d6f0db0 SR |
798 | var ctrl = document.getElementById('noVNC_setting_' + name); |
799 | if (ctrl.type === 'checkbox') { | |
800 | ctrl.checked = value; | |
bbbf42bb | 801 | |
6d6f0db0 SR |
802 | } else if (typeof ctrl.options !== 'undefined') { |
803 | for (var i = 0; i < ctrl.options.length; i += 1) { | |
804 | if (ctrl.options[i].value === value) { | |
805 | ctrl.selectedIndex = i; | |
806 | break; | |
bbbf42bb | 807 | } |
bbbf42bb | 808 | } |
6d6f0db0 SR |
809 | } else { |
810 | /*Weird IE9 error leads to 'null' appearring | |
811 | in textboxes instead of ''.*/ | |
812 | if (value === null) { | |
813 | value = ""; | |
bbbf42bb | 814 | } |
6d6f0db0 SR |
815 | ctrl.value = value; |
816 | } | |
817 | }, | |
818 | ||
819 | // Save control setting to cookie | |
820 | saveSetting: function(name) { | |
821 | var val, ctrl = document.getElementById('noVNC_setting_' + name); | |
822 | if (ctrl.type === 'checkbox') { | |
823 | val = ctrl.checked; | |
824 | } else if (typeof ctrl.options !== 'undefined') { | |
825 | val = ctrl.options[ctrl.selectedIndex].value; | |
826 | } else { | |
827 | val = ctrl.value; | |
828 | } | |
829 | WebUtil.writeSetting(name, val); | |
830 | //Log.Debug("Setting saved '" + name + "=" + val + "'"); | |
831 | return val; | |
832 | }, | |
833 | ||
834 | // Read form control compatible setting from cookie | |
835 | getSetting: function(name) { | |
836 | var ctrl = document.getElementById('noVNC_setting_' + name); | |
837 | var val = WebUtil.readSetting(name); | |
838 | if (typeof val !== 'undefined' && val !== null && ctrl.type === 'checkbox') { | |
839 | if (val.toString().toLowerCase() in {'0':1, 'no':1, 'false':1}) { | |
840 | val = false; | |
841 | } else { | |
842 | val = true; | |
bbbf42bb | 843 | } |
6d6f0db0 SR |
844 | } |
845 | return val; | |
846 | }, | |
847 | ||
848 | // These helpers compensate for the lack of parent-selectors and | |
849 | // previous-sibling-selectors in CSS which are needed when we want to | |
850 | // disable the labels that belong to disabled input elements. | |
851 | disableSetting: function(name) { | |
852 | var ctrl = document.getElementById('noVNC_setting_' + name); | |
853 | ctrl.disabled = true; | |
854 | ctrl.label.classList.add('noVNC_disabled'); | |
855 | }, | |
856 | ||
857 | enableSetting: function(name) { | |
858 | var ctrl = document.getElementById('noVNC_setting_' + name); | |
859 | ctrl.disabled = false; | |
860 | ctrl.label.classList.remove('noVNC_disabled'); | |
861 | }, | |
24584cca | 862 | |
ed8cbe4e PO |
863 | /* ------^------- |
864 | * /SETTINGS | |
865 | * ============== | |
866 | * PANELS | |
867 | * ------v------*/ | |
868 | ||
6d6f0db0 SR |
869 | closeAllPanels: function() { |
870 | UI.closeSettingsPanel(); | |
871 | UI.closeXvpPanel(); | |
872 | UI.closeClipboardPanel(); | |
873 | UI.closeExtraKeys(); | |
874 | }, | |
ed8cbe4e PO |
875 | |
876 | /* ------^------- | |
877 | * /PANELS | |
878 | * ============== | |
879 | * SETTINGS (panel) | |
880 | * ------v------*/ | |
881 | ||
6d6f0db0 SR |
882 | openSettingsPanel: function() { |
883 | UI.closeAllPanels(); | |
884 | UI.openControlbar(); | |
885 | ||
886 | // Refresh UI elements from saved cookies | |
887 | UI.updateSetting('encrypt'); | |
6d6f0db0 SR |
888 | if (cursorURIsSupported()) { |
889 | UI.updateSetting('cursor'); | |
890 | } else { | |
891 | UI.updateSetting('cursor', !isTouchDevice); | |
892 | UI.disableSetting('cursor'); | |
893 | } | |
a49ade5f | 894 | UI.updateSetting('view_clip'); |
6d6f0db0 SR |
895 | UI.updateSetting('resize'); |
896 | UI.updateSetting('shared'); | |
897 | UI.updateSetting('view_only'); | |
898 | UI.updateSetting('path'); | |
899 | UI.updateSetting('repeaterID'); | |
900 | UI.updateSetting('logging'); | |
901 | UI.updateSetting('reconnect'); | |
902 | UI.updateSetting('reconnect_delay'); | |
903 | ||
904 | document.getElementById('noVNC_settings') | |
905 | .classList.add("noVNC_open"); | |
906 | document.getElementById('noVNC_settings_button') | |
907 | .classList.add("noVNC_selected"); | |
908 | }, | |
909 | ||
910 | closeSettingsPanel: function() { | |
911 | document.getElementById('noVNC_settings') | |
912 | .classList.remove("noVNC_open"); | |
913 | document.getElementById('noVNC_settings_button') | |
914 | .classList.remove("noVNC_selected"); | |
915 | }, | |
916 | ||
917 | toggleSettingsPanel: function() { | |
918 | if (document.getElementById('noVNC_settings') | |
919 | .classList.contains("noVNC_open")) { | |
920 | UI.closeSettingsPanel(); | |
921 | } else { | |
922 | UI.openSettingsPanel(); | |
923 | } | |
924 | }, | |
bbbf42bb | 925 | |
95dd6001 | 926 | /* ------^------- |
927 | * /SETTINGS | |
928 | * ============== | |
929 | * XVP | |
930 | * ------v------*/ | |
931 | ||
6d6f0db0 SR |
932 | openXvpPanel: function() { |
933 | UI.closeAllPanels(); | |
934 | UI.openControlbar(); | |
935 | ||
936 | document.getElementById('noVNC_xvp') | |
937 | .classList.add("noVNC_open"); | |
938 | document.getElementById('noVNC_xvp_button') | |
939 | .classList.add("noVNC_selected"); | |
940 | }, | |
941 | ||
942 | closeXvpPanel: function() { | |
943 | document.getElementById('noVNC_xvp') | |
944 | .classList.remove("noVNC_open"); | |
945 | document.getElementById('noVNC_xvp_button') | |
946 | .classList.remove("noVNC_selected"); | |
947 | }, | |
948 | ||
949 | toggleXvpPanel: function() { | |
950 | if (document.getElementById('noVNC_xvp') | |
951 | .classList.contains("noVNC_open")) { | |
952 | UI.closeXvpPanel(); | |
953 | } else { | |
954 | UI.openXvpPanel(); | |
955 | } | |
956 | }, | |
ed8cbe4e | 957 | |
6d6f0db0 SR |
958 | // Disable/enable XVP button |
959 | updateXvpButton: function(ver) { | |
960 | if (ver >= 1 && !UI.rfb.get_view_only()) { | |
ed8cbe4e | 961 | document.getElementById('noVNC_xvp_button') |
6d6f0db0 SR |
962 | .classList.remove("noVNC_hidden"); |
963 | } else { | |
ed8cbe4e | 964 | document.getElementById('noVNC_xvp_button') |
6d6f0db0 SR |
965 | .classList.add("noVNC_hidden"); |
966 | // Close XVP panel if open | |
967 | UI.closeXvpPanel(); | |
968 | } | |
969 | }, | |
bbbf42bb | 970 | |
95dd6001 | 971 | /* ------^------- |
972 | * /XVP | |
973 | * ============== | |
974 | * CLIPBOARD | |
975 | * ------v------*/ | |
f8b399d7 | 976 | |
6d6f0db0 SR |
977 | openClipboardPanel: function() { |
978 | UI.closeAllPanels(); | |
979 | UI.openControlbar(); | |
980 | ||
981 | document.getElementById('noVNC_clipboard') | |
982 | .classList.add("noVNC_open"); | |
983 | document.getElementById('noVNC_clipboard_button') | |
984 | .classList.add("noVNC_selected"); | |
985 | }, | |
986 | ||
987 | closeClipboardPanel: function() { | |
988 | document.getElementById('noVNC_clipboard') | |
989 | .classList.remove("noVNC_open"); | |
990 | document.getElementById('noVNC_clipboard_button') | |
991 | .classList.remove("noVNC_selected"); | |
992 | }, | |
993 | ||
994 | toggleClipboardPanel: function() { | |
995 | if (document.getElementById('noVNC_clipboard') | |
996 | .classList.contains("noVNC_open")) { | |
997 | UI.closeClipboardPanel(); | |
998 | } else { | |
999 | UI.openClipboardPanel(); | |
1000 | } | |
1001 | }, | |
1002 | ||
1003 | clipboardReceive: function(rfb, text) { | |
1004 | Log.Debug(">> UI.clipboardReceive: " + text.substr(0,40) + "..."); | |
1005 | document.getElementById('noVNC_clipboard_text').value = text; | |
1006 | Log.Debug("<< UI.clipboardReceive"); | |
1007 | }, | |
1008 | ||
1009 | clipboardClear: function() { | |
1010 | document.getElementById('noVNC_clipboard_text').value = ""; | |
1011 | UI.rfb.clipboardPasteFrom(""); | |
1012 | }, | |
1013 | ||
1014 | clipboardSend: function() { | |
1015 | var text = document.getElementById('noVNC_clipboard_text').value; | |
1016 | Log.Debug(">> UI.clipboardSend: " + text.substr(0,40) + "..."); | |
1017 | UI.rfb.clipboardPasteFrom(text); | |
1018 | Log.Debug("<< UI.clipboardSend"); | |
1019 | }, | |
95dd6001 | 1020 | |
1021 | /* ------^------- | |
1022 | * /CLIPBOARD | |
1023 | * ============== | |
1024 | * CONNECTION | |
1025 | * ------v------*/ | |
1026 | ||
6d6f0db0 SR |
1027 | openConnectPanel: function() { |
1028 | document.getElementById('noVNC_connect_dlg') | |
1029 | .classList.add("noVNC_open"); | |
1030 | }, | |
b3c932c3 | 1031 | |
6d6f0db0 SR |
1032 | closeConnectPanel: function() { |
1033 | document.getElementById('noVNC_connect_dlg') | |
1034 | .classList.remove("noVNC_open"); | |
1035 | }, | |
b3c932c3 | 1036 | |
6d6f0db0 SR |
1037 | connect: function(event, password) { |
1038 | var host = UI.getSetting('host'); | |
1039 | var port = UI.getSetting('port'); | |
1040 | var path = UI.getSetting('path'); | |
c55f05f6 | 1041 | |
6d6f0db0 SR |
1042 | if (typeof password === 'undefined') { |
1043 | password = WebUtil.getConfigVar('password'); | |
2e735160 | 1044 | UI.reconnect_password = password; |
6d6f0db0 | 1045 | } |
044d54ed | 1046 | |
6d6f0db0 SR |
1047 | if (password === null) { |
1048 | password = undefined; | |
1049 | } | |
512d3605 | 1050 | |
d593483e PO |
1051 | if (!host) { |
1052 | var msg = _("Must set host"); | |
6d6f0db0 SR |
1053 | Log.Error(msg); |
1054 | UI.showStatus(msg, 'error'); | |
1055 | return; | |
1056 | } | |
53fc7392 | 1057 | |
6d6f0db0 | 1058 | if (!UI.initRFB()) return; |
58ded70d | 1059 | |
6d6f0db0 SR |
1060 | UI.closeAllPanels(); |
1061 | UI.closeConnectPanel(); | |
4102b71c | 1062 | |
6d6f0db0 | 1063 | UI.rfb.set_encrypt(UI.getSetting('encrypt')); |
6d6f0db0 SR |
1064 | UI.rfb.set_shared(UI.getSetting('shared')); |
1065 | UI.rfb.set_repeaterID(UI.getSetting('repeaterID')); | |
53fc7392 | 1066 | |
6d6f0db0 SR |
1067 | UI.updateLocalCursor(); |
1068 | UI.updateViewOnly(); | |
ef1e8bab | 1069 | |
430f00d6 | 1070 | UI.rfb.connect(host, port, { password: password }, path); |
6d6f0db0 | 1071 | }, |
5299db1a | 1072 | |
6d6f0db0 SR |
1073 | disconnect: function() { |
1074 | UI.closeAllPanels(); | |
1075 | UI.rfb.disconnect(); | |
8e0f0088 | 1076 | |
6d6f0db0 SR |
1077 | // Disable automatic reconnecting |
1078 | UI.inhibit_reconnect = true; | |
044d54ed | 1079 | |
6d6f0db0 SR |
1080 | // Restore the callback used for initial resize |
1081 | UI.rfb.set_onFBUComplete(UI.initialResize); | |
f8b399d7 | 1082 | |
6d6f0db0 SR |
1083 | // Don't display the connection settings until we're actually disconnected |
1084 | }, | |
bbbf42bb | 1085 | |
6d6f0db0 SR |
1086 | reconnect: function() { |
1087 | UI.reconnect_callback = null; | |
044d54ed | 1088 | |
6d6f0db0 SR |
1089 | // if reconnect has been disabled in the meantime, do nothing. |
1090 | if (UI.inhibit_reconnect) { | |
1091 | return; | |
1092 | } | |
044d54ed | 1093 | |
6d6f0db0 SR |
1094 | UI.connect(null, UI.reconnect_password); |
1095 | }, | |
044d54ed | 1096 | |
6d6f0db0 SR |
1097 | disconnectFinished: function (rfb, reason) { |
1098 | if (typeof reason !== 'undefined') { | |
1099 | UI.showStatus(reason, 'error'); | |
1100 | } else if (UI.getSetting('reconnect', false) === true && !UI.inhibit_reconnect) { | |
1101 | document.getElementById("noVNC_transition_text").textContent = _("Reconnecting..."); | |
1102 | document.documentElement.classList.add("noVNC_reconnecting"); | |
044d54ed | 1103 | |
6d6f0db0 SR |
1104 | var delay = parseInt(UI.getSetting('reconnect_delay')); |
1105 | UI.reconnect_callback = setTimeout(UI.reconnect, delay); | |
1106 | return; | |
1107 | } | |
044d54ed | 1108 | |
6d6f0db0 SR |
1109 | UI.openControlbar(); |
1110 | UI.openConnectPanel(); | |
1111 | }, | |
044d54ed | 1112 | |
6d6f0db0 SR |
1113 | cancelReconnect: function() { |
1114 | if (UI.reconnect_callback !== null) { | |
1115 | clearTimeout(UI.reconnect_callback); | |
1116 | UI.reconnect_callback = null; | |
1117 | } | |
044d54ed | 1118 | |
6d6f0db0 SR |
1119 | document.documentElement.classList.remove("noVNC_reconnecting"); |
1120 | UI.openControlbar(); | |
1121 | UI.openConnectPanel(); | |
1122 | }, | |
3bb12056 | 1123 | |
7d714b15 SM |
1124 | /* ------^------- |
1125 | * /CONNECTION | |
1126 | * ============== | |
1127 | * PASSWORD | |
1128 | * ------v------*/ | |
1129 | ||
430f00d6 PO |
1130 | credentials: function(rfb, types) { |
1131 | // FIXME: handle more types | |
6d6f0db0 SR |
1132 | document.getElementById('noVNC_password_dlg') |
1133 | .classList.add('noVNC_open'); | |
7d714b15 | 1134 | |
6d6f0db0 SR |
1135 | setTimeout(function () { |
1136 | document.getElementById('noVNC_password_input').focus(); | |
1137 | }, 100); | |
7d714b15 | 1138 | |
430f00d6 | 1139 | var msg = _("Password is required"); |
6d6f0db0 SR |
1140 | Log.Warn(msg); |
1141 | UI.showStatus(msg, "warning"); | |
1142 | }, | |
1143 | ||
1144 | setPassword: function(e) { | |
c23665dd SM |
1145 | var inputElem = document.getElementById('noVNC_password_input'); |
1146 | var password = inputElem.value; | |
1147 | // Clear the input after reading the password | |
1148 | inputElem.value = ""; | |
430f00d6 | 1149 | UI.rfb.sendCredentials({ password: password }); |
6d6f0db0 SR |
1150 | UI.reconnect_password = password; |
1151 | document.getElementById('noVNC_password_dlg') | |
1152 | .classList.remove('noVNC_open'); | |
1153 | // Prevent actually submitting the form | |
1154 | e.preventDefault(); | |
1155 | }, | |
58ded70d | 1156 | |
95dd6001 | 1157 | /* ------^------- |
7d714b15 | 1158 | * /PASSWORD |
95dd6001 | 1159 | * ============== |
1160 | * FULLSCREEN | |
1161 | * ------v------*/ | |
1162 | ||
6d6f0db0 SR |
1163 | toggleFullscreen: function() { |
1164 | if (document.fullscreenElement || // alternative standard method | |
1165 | document.mozFullScreenElement || // currently working methods | |
1166 | document.webkitFullscreenElement || | |
1167 | document.msFullscreenElement) { | |
1168 | if (document.exitFullscreen) { | |
1169 | document.exitFullscreen(); | |
1170 | } else if (document.mozCancelFullScreen) { | |
1171 | document.mozCancelFullScreen(); | |
1172 | } else if (document.webkitExitFullscreen) { | |
1173 | document.webkitExitFullscreen(); | |
1174 | } else if (document.msExitFullscreen) { | |
1175 | document.msExitFullscreen(); | |
1176 | } | |
1177 | } else { | |
1178 | if (document.documentElement.requestFullscreen) { | |
1179 | document.documentElement.requestFullscreen(); | |
1180 | } else if (document.documentElement.mozRequestFullScreen) { | |
1181 | document.documentElement.mozRequestFullScreen(); | |
1182 | } else if (document.documentElement.webkitRequestFullscreen) { | |
1183 | document.documentElement.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT); | |
1184 | } else if (document.body.msRequestFullscreen) { | |
1185 | document.body.msRequestFullscreen(); | |
7d1dc09a | 1186 | } |
6d6f0db0 SR |
1187 | } |
1188 | UI.enableDisableViewClip(); | |
1189 | UI.updateFullscreenButton(); | |
1190 | }, | |
1191 | ||
1192 | updateFullscreenButton: function() { | |
1193 | if (document.fullscreenElement || // alternative standard method | |
1194 | document.mozFullScreenElement || // currently working methods | |
1195 | document.webkitFullscreenElement || | |
1196 | document.msFullscreenElement ) { | |
1197 | document.getElementById('noVNC_fullscreen_button') | |
1198 | .classList.add("noVNC_selected"); | |
1199 | } else { | |
1200 | document.getElementById('noVNC_fullscreen_button') | |
1201 | .classList.remove("noVNC_selected"); | |
1202 | } | |
1203 | }, | |
7d1dc09a | 1204 | |
95dd6001 | 1205 | /* ------^------- |
1206 | * /FULLSCREEN | |
1207 | * ============== | |
1208 | * RESIZE | |
1209 | * ------v------*/ | |
777cb7a0 | 1210 | |
6d6f0db0 SR |
1211 | // Apply remote resizing or local scaling |
1212 | applyResizeMode: function() { | |
1213 | if (!UI.rfb) return; | |
58ded70d | 1214 | |
6d6f0db0 | 1215 | var screen = UI.screenSize(); |
777cb7a0 | 1216 | |
b9854a5c | 1217 | if (screen && UI.connected) { |
777cb7a0 | 1218 | |
6d6f0db0 | 1219 | var resizeMode = UI.getSetting('resize'); |
b9854a5c | 1220 | UI.rfb.set_scale(1); |
777cb7a0 | 1221 | |
6d6f0db0 SR |
1222 | // Make sure the viewport is adjusted first |
1223 | UI.updateViewClip(); | |
6bfd9dc9 | 1224 | |
6d6f0db0 | 1225 | if (resizeMode === 'remote') { |
777cb7a0 | 1226 | |
6d6f0db0 SR |
1227 | // Request changing the resolution of the remote display to |
1228 | // the size of the local browser viewport. | |
777cb7a0 | 1229 | |
6d6f0db0 SR |
1230 | // In order to not send multiple requests before the browser-resize |
1231 | // is finished we wait 0.5 seconds before sending the request. | |
1232 | clearTimeout(UI.resizeTimeout); | |
1233 | UI.resizeTimeout = setTimeout(function(){ | |
1234 | // Request a remote size covering the viewport | |
1235 | if (UI.rfb.requestDesktopSize(screen.w, screen.h)) { | |
1236 | Log.Debug('Requested new desktop size: ' + | |
1237 | screen.w + 'x' + screen.h); | |
1238 | } | |
1239 | }, 500); | |
777cb7a0 | 1240 | |
d1a1e0e5 PO |
1241 | } else { |
1242 | UI.updateScaling(); | |
777cb7a0 | 1243 | } |
6d6f0db0 SR |
1244 | } |
1245 | }, | |
1246 | ||
d1a1e0e5 PO |
1247 | // Re-calculate local scaling |
1248 | updateScaling: function() { | |
1249 | if (!UI.rfb) return; | |
1250 | ||
1251 | var resizeMode = UI.getSetting('resize'); | |
1252 | if (resizeMode !== 'scale' && resizeMode !== 'downscale') { | |
1253 | return; | |
1254 | } | |
1255 | ||
1256 | var screen = UI.screenSize(); | |
1257 | ||
b9854a5c | 1258 | if (!screen || !UI.connected) { |
d1a1e0e5 PO |
1259 | return; |
1260 | } | |
1261 | ||
d1a1e0e5 | 1262 | var downscaleOnly = resizeMode === 'downscale'; |
b9854a5c | 1263 | UI.rfb.autoscale(screen.w, screen.h, downscaleOnly); |
d1a1e0e5 PO |
1264 | UI.fixScrollbars(); |
1265 | }, | |
1266 | ||
6d6f0db0 SR |
1267 | // Gets the the size of the available viewport in the browser window |
1268 | screenSize: function() { | |
1269 | var screen = document.getElementById('noVNC_screen'); | |
1270 | return {w: screen.offsetWidth, h: screen.offsetHeight}; | |
1271 | }, | |
1272 | ||
1273 | // Normally we only apply the current resize mode after a window resize | |
1274 | // event. This means that when a new connection is opened, there is no | |
1275 | // resize mode active. | |
1276 | // We have to wait until the first FBU because this is where the client | |
1277 | // will find the supported encodings of the server. Some calls later in | |
1278 | // the chain is dependant on knowing the server-capabilities. | |
1279 | initialResize: function(rfb, fbu) { | |
1280 | UI.applyResizeMode(); | |
1281 | // After doing this once, we remove the callback. | |
1282 | UI.rfb.set_onFBUComplete(function() { }); | |
1283 | }, | |
bbbf42bb | 1284 | |
95dd6001 | 1285 | /* ------^------- |
1286 | * /RESIZE | |
1287 | * ============== | |
a49ade5f | 1288 | * VIEW CLIPPING |
95dd6001 | 1289 | * ------v------*/ |
1290 | ||
6d6f0db0 SR |
1291 | // Set and configure viewport clipping |
1292 | setViewClip: function(clip) { | |
a49ade5f | 1293 | UI.updateSetting('view_clip', clip); |
6d6f0db0 SR |
1294 | UI.updateViewClip(); |
1295 | }, | |
1296 | ||
a49ade5f | 1297 | // Update parameters that depend on the viewport clip setting |
6d6f0db0 SR |
1298 | updateViewClip: function() { |
1299 | if (!UI.rfb) return; | |
1300 | ||
b9854a5c | 1301 | var cur_clip = UI.rfb.get_viewport(); |
a49ade5f | 1302 | var new_clip = UI.getSetting('view_clip'); |
6d6f0db0 SR |
1303 | |
1304 | var resizeSetting = UI.getSetting('resize'); | |
1305 | if (resizeSetting === 'downscale' || resizeSetting === 'scale') { | |
a49ade5f | 1306 | // Disable viewport clipping if we are scaling |
6d6f0db0 SR |
1307 | new_clip = false; |
1308 | } else if (isTouchDevice) { | |
1309 | // Touch devices usually have shit scrollbars | |
1310 | new_clip = true; | |
1311 | } | |
5f38376a | 1312 | |
6d6f0db0 | 1313 | if (cur_clip !== new_clip) { |
b9854a5c | 1314 | UI.rfb.set_viewport(new_clip); |
6d6f0db0 | 1315 | } |
8e0f0088 | 1316 | |
6d6f0db0 | 1317 | var size = UI.screenSize(); |
fdedbafb | 1318 | |
6d6f0db0 SR |
1319 | if (new_clip && size) { |
1320 | // When clipping is enabled, the screen is limited to | |
1321 | // the size of the browser window. | |
b9854a5c | 1322 | UI.rfb.viewportChangeSize(size.w, size.h); |
6d6f0db0 SR |
1323 | UI.fixScrollbars(); |
1324 | } | |
b56772ec | 1325 | |
6d6f0db0 SR |
1326 | // Changing the viewport may change the state of |
1327 | // the dragging button | |
1328 | UI.updateViewDrag(); | |
1329 | }, | |
1330 | ||
a49ade5f | 1331 | // Handle special cases where viewport clipping is forced on/off or locked |
6d6f0db0 SR |
1332 | enableDisableViewClip: function() { |
1333 | var resizeSetting = UI.getSetting('resize'); | |
1334 | // Disable clipping if we are scaling, connected or on touch | |
1335 | if (resizeSetting === 'downscale' || resizeSetting === 'scale' || | |
1336 | isTouchDevice) { | |
a49ade5f | 1337 | UI.disableSetting('view_clip'); |
6d6f0db0 | 1338 | } else { |
a49ade5f | 1339 | UI.enableSetting('view_clip'); |
6d6f0db0 SR |
1340 | } |
1341 | }, | |
30bfff81 | 1342 | |
95dd6001 | 1343 | /* ------^------- |
a49ade5f | 1344 | * /VIEW CLIPPING |
95dd6001 | 1345 | * ============== |
1346 | * VIEWDRAG | |
1347 | * ------v------*/ | |
1348 | ||
6d6f0db0 SR |
1349 | toggleViewDrag: function() { |
1350 | if (!UI.rfb) return; | |
bbbf42bb | 1351 | |
6d6f0db0 SR |
1352 | var drag = UI.rfb.get_viewportDrag(); |
1353 | UI.setViewDrag(!drag); | |
1354 | }, | |
f0d9ab96 | 1355 | |
6d6f0db0 SR |
1356 | // Set the view drag mode which moves the viewport on mouse drags |
1357 | setViewDrag: function(drag) { | |
1358 | if (!UI.rfb) return; | |
f0d9ab96 | 1359 | |
6d6f0db0 | 1360 | UI.rfb.set_viewportDrag(drag); |
f0d9ab96 | 1361 | |
6d6f0db0 SR |
1362 | UI.updateViewDrag(); |
1363 | }, | |
f0d9ab96 | 1364 | |
6d6f0db0 SR |
1365 | updateViewDrag: function() { |
1366 | var clipping = false; | |
bbbf42bb | 1367 | |
6d6f0db0 | 1368 | if (!UI.connected) return; |
6244e383 | 1369 | |
6d6f0db0 SR |
1370 | // Check if viewport drag is possible. It is only possible |
1371 | // if the remote display is clipping the client display. | |
b9854a5c PO |
1372 | if (UI.rfb.get_viewport() && |
1373 | UI.rfb.clippingDisplay()) { | |
6d6f0db0 SR |
1374 | clipping = true; |
1375 | } | |
31ddaa1c | 1376 | |
6d6f0db0 | 1377 | var viewDragButton = document.getElementById('noVNC_view_drag_button'); |
29a0e6a8 | 1378 | |
6d6f0db0 SR |
1379 | if (!clipping && |
1380 | UI.rfb.get_viewportDrag()) { | |
1381 | // The size of the remote display is the same or smaller | |
1382 | // than the client display. Make sure viewport drag isn't | |
1383 | // active when it can't be used. | |
1384 | UI.rfb.set_viewportDrag(false); | |
1385 | } | |
1386 | ||
1387 | if (UI.rfb.get_viewportDrag()) { | |
1388 | viewDragButton.classList.add("noVNC_selected"); | |
1389 | } else { | |
1390 | viewDragButton.classList.remove("noVNC_selected"); | |
1391 | } | |
1392 | ||
1393 | // Different behaviour for touch vs non-touch | |
1394 | // The button is disabled instead of hidden on touch devices | |
1395 | if (isTouchDevice) { | |
1396 | viewDragButton.classList.remove("noVNC_hidden"); | |
6244e383 | 1397 | |
6d6f0db0 SR |
1398 | if (clipping) { |
1399 | viewDragButton.disabled = false; | |
31ddaa1c | 1400 | } else { |
6d6f0db0 | 1401 | viewDragButton.disabled = true; |
6244e383 | 1402 | } |
6d6f0db0 SR |
1403 | } else { |
1404 | viewDragButton.disabled = false; | |
31ddaa1c | 1405 | |
6d6f0db0 | 1406 | if (clipping) { |
6244e383 | 1407 | viewDragButton.classList.remove("noVNC_hidden"); |
6244e383 | 1408 | } else { |
6d6f0db0 | 1409 | viewDragButton.classList.add("noVNC_hidden"); |
f8b399d7 | 1410 | } |
6d6f0db0 SR |
1411 | } |
1412 | }, | |
f8b399d7 | 1413 | |
95dd6001 | 1414 | /* ------^------- |
1415 | * /VIEWDRAG | |
1416 | * ============== | |
1417 | * KEYBOARD | |
1418 | * ------v------*/ | |
fdf21468 | 1419 | |
6d6f0db0 SR |
1420 | showVirtualKeyboard: function() { |
1421 | if (!isTouchDevice) return; | |
4b30f9ce | 1422 | |
6d6f0db0 | 1423 | var input = document.getElementById('noVNC_keyboardinput'); |
4b30f9ce | 1424 | |
6d6f0db0 | 1425 | if (document.activeElement == input) return; |
4b30f9ce | 1426 | |
6d6f0db0 | 1427 | input.focus(); |
4b30f9ce | 1428 | |
6d6f0db0 SR |
1429 | try { |
1430 | var l = input.value.length; | |
1431 | // Move the caret to the end | |
1432 | input.setSelectionRange(l, l); | |
1433 | } catch (err) {} // setSelectionRange is undefined in Google Chrome | |
1434 | }, | |
4b30f9ce | 1435 | |
6d6f0db0 SR |
1436 | hideVirtualKeyboard: function() { |
1437 | if (!isTouchDevice) return; | |
4b30f9ce | 1438 | |
6d6f0db0 | 1439 | var input = document.getElementById('noVNC_keyboardinput'); |
4b30f9ce | 1440 | |
6d6f0db0 | 1441 | if (document.activeElement != input) return; |
4b30f9ce | 1442 | |
6d6f0db0 SR |
1443 | input.blur(); |
1444 | }, | |
4b30f9ce | 1445 | |
6d6f0db0 SR |
1446 | toggleVirtualKeyboard: function () { |
1447 | if (document.getElementById('noVNC_keyboard_button') | |
1448 | .classList.contains("noVNC_selected")) { | |
1449 | UI.hideVirtualKeyboard(); | |
1450 | } else { | |
1451 | UI.showVirtualKeyboard(); | |
1452 | } | |
1453 | }, | |
bbbf42bb | 1454 | |
6d6f0db0 SR |
1455 | onfocusVirtualKeyboard: function(event) { |
1456 | document.getElementById('noVNC_keyboard_button') | |
1457 | .classList.add("noVNC_selected"); | |
1458 | }, | |
fdf21468 | 1459 | |
6d6f0db0 SR |
1460 | onblurVirtualKeyboard: function(event) { |
1461 | document.getElementById('noVNC_keyboard_button') | |
1462 | .classList.remove("noVNC_selected"); | |
1463 | }, | |
ffcadf95 | 1464 | |
6d6f0db0 SR |
1465 | keepVirtualKeyboard: function(event) { |
1466 | var input = document.getElementById('noVNC_keyboardinput'); | |
ffcadf95 | 1467 | |
6d6f0db0 SR |
1468 | // Only prevent focus change if the virtual keyboard is active |
1469 | if (document.activeElement != input) { | |
1470 | return; | |
1471 | } | |
ffcadf95 | 1472 | |
6d6f0db0 SR |
1473 | // Only allow focus to move to other elements that need |
1474 | // focus to function properly | |
1475 | if (event.target.form !== undefined) { | |
1476 | switch (event.target.type) { | |
1477 | case 'text': | |
1478 | case 'email': | |
1479 | case 'search': | |
1480 | case 'password': | |
1481 | case 'tel': | |
1482 | case 'url': | |
1483 | case 'textarea': | |
1484 | case 'select-one': | |
1485 | case 'select-multiple': | |
1486 | return; | |
ffcadf95 | 1487 | } |
6d6f0db0 | 1488 | } |
ffcadf95 | 1489 | |
2afda544 PO |
1490 | // The default action of touchstart is to generate other |
1491 | // events, which other elements might depend on. So we can't | |
1492 | // blindly prevent that. Instead restore focus right away. | |
1493 | if (event.type === "touchstart") { | |
1494 | setTimeout(input.focus.bind(input)); | |
1495 | } else { | |
1496 | event.preventDefault(); | |
1497 | } | |
6d6f0db0 | 1498 | }, |
bbbf42bb | 1499 | |
6d6f0db0 SR |
1500 | keyboardinputReset: function() { |
1501 | var kbi = document.getElementById('noVNC_keyboardinput'); | |
1502 | kbi.value = new Array(UI.defaultKeyboardinputLen).join("_"); | |
1503 | UI.lastKeyboardinput = kbi.value; | |
1504 | }, | |
bbbf42bb | 1505 | |
867daa98 PO |
1506 | keyEvent: function (keysym, code, down) { |
1507 | if (!UI.rfb) return; | |
1508 | ||
1509 | UI.rfb.sendKey(keysym, code, down); | |
1510 | }, | |
1511 | ||
6d6f0db0 SR |
1512 | // When normal keyboard events are left uncought, use the input events from |
1513 | // the keyboardinput element instead and generate the corresponding key events. | |
1514 | // This code is required since some browsers on Android are inconsistent in | |
1515 | // sending keyCodes in the normal keyboard events when using on screen keyboards. | |
1516 | keyInput: function(event) { | |
3b8ec46f | 1517 | |
6d6f0db0 | 1518 | if (!UI.rfb) return; |
3b8ec46f | 1519 | |
6d6f0db0 | 1520 | var newValue = event.target.value; |
1138bdd4 | 1521 | |
6d6f0db0 SR |
1522 | if (!UI.lastKeyboardinput) { |
1523 | UI.keyboardinputReset(); | |
1524 | } | |
1525 | var oldValue = UI.lastKeyboardinput; | |
bbbf42bb | 1526 | |
6d6f0db0 SR |
1527 | var newLen; |
1528 | try { | |
1529 | // Try to check caret position since whitespace at the end | |
1530 | // will not be considered by value.length in some browsers | |
1531 | newLen = Math.max(event.target.selectionStart, newValue.length); | |
1532 | } catch (err) { | |
1533 | // selectionStart is undefined in Google Chrome | |
1534 | newLen = newValue.length; | |
1535 | } | |
1536 | var oldLen = oldValue.length; | |
1537 | ||
1538 | var backspaces; | |
1539 | var inputs = newLen - oldLen; | |
1540 | if (inputs < 0) { | |
1541 | backspaces = -inputs; | |
1542 | } else { | |
1543 | backspaces = 0; | |
1544 | } | |
8e0f0088 | 1545 | |
6d6f0db0 SR |
1546 | // Compare the old string with the new to account for |
1547 | // text-corrections or other input that modify existing text | |
1548 | var i; | |
1549 | for (i = 0; i < Math.min(oldLen, newLen); i++) { | |
1550 | if (newValue.charAt(i) != oldValue.charAt(i)) { | |
1551 | inputs = newLen - i; | |
1552 | backspaces = oldLen - i; | |
1553 | break; | |
bbbf42bb | 1554 | } |
6d6f0db0 | 1555 | } |
bbbf42bb | 1556 | |
6d6f0db0 SR |
1557 | // Send the key events |
1558 | for (i = 0; i < backspaces; i++) { | |
94f5cf05 | 1559 | UI.rfb.sendKey(KeyTable.XK_BackSpace, "Backspace"); |
6d6f0db0 SR |
1560 | } |
1561 | for (i = newLen - inputs; i < newLen; i++) { | |
524d67f2 | 1562 | UI.rfb.sendKey(keysyms.lookup(newValue.charCodeAt(i))); |
6d6f0db0 | 1563 | } |
bbbf42bb | 1564 | |
6d6f0db0 SR |
1565 | // Control the text content length in the keyboardinput element |
1566 | if (newLen > 2 * UI.defaultKeyboardinputLen) { | |
1567 | UI.keyboardinputReset(); | |
1568 | } else if (newLen < 1) { | |
1569 | // There always have to be some text in the keyboardinput | |
1570 | // element with which backspace can interact. | |
1571 | UI.keyboardinputReset(); | |
1572 | // This sometimes causes the keyboard to disappear for a second | |
1573 | // but it is required for the android keyboard to recognize that | |
1574 | // text has been added to the field | |
1575 | event.target.blur(); | |
1576 | // This has to be ran outside of the input handler in order to work | |
1577 | setTimeout(event.target.focus.bind(event.target), 0); | |
1578 | } else { | |
1579 | UI.lastKeyboardinput = newValue; | |
1580 | } | |
1581 | }, | |
bbbf42bb | 1582 | |
4b30f9ce SM |
1583 | /* ------^------- |
1584 | * /KEYBOARD | |
1585 | * ============== | |
1586 | * EXTRA KEYS | |
1587 | * ------v------*/ | |
1588 | ||
6d6f0db0 SR |
1589 | openExtraKeys: function() { |
1590 | UI.closeAllPanels(); | |
1591 | UI.openControlbar(); | |
1592 | ||
1593 | document.getElementById('noVNC_modifiers') | |
1594 | .classList.add("noVNC_open"); | |
1595 | document.getElementById('noVNC_toggle_extra_keys_button') | |
1596 | .classList.add("noVNC_selected"); | |
1597 | }, | |
1598 | ||
1599 | closeExtraKeys: function() { | |
1600 | document.getElementById('noVNC_modifiers') | |
1601 | .classList.remove("noVNC_open"); | |
1602 | document.getElementById('noVNC_toggle_extra_keys_button') | |
1603 | .classList.remove("noVNC_selected"); | |
1604 | }, | |
1605 | ||
1606 | toggleExtraKeys: function() { | |
1607 | if(document.getElementById('noVNC_modifiers') | |
1608 | .classList.contains("noVNC_open")) { | |
1609 | UI.closeExtraKeys(); | |
1610 | } else { | |
1611 | UI.openExtraKeys(); | |
1612 | } | |
1613 | }, | |
1614 | ||
1615 | sendEsc: function() { | |
94f5cf05 | 1616 | UI.rfb.sendKey(KeyTable.XK_Escape, "Escape"); |
6d6f0db0 SR |
1617 | }, |
1618 | ||
1619 | sendTab: function() { | |
1620 | UI.rfb.sendKey(KeyTable.XK_Tab); | |
1621 | }, | |
1622 | ||
1623 | toggleCtrl: function() { | |
1624 | var btn = document.getElementById('noVNC_toggle_ctrl_button'); | |
1625 | if (btn.classList.contains("noVNC_selected")) { | |
94f5cf05 | 1626 | UI.rfb.sendKey(KeyTable.XK_Control_L, "ControlLeft", false); |
6d6f0db0 SR |
1627 | btn.classList.remove("noVNC_selected"); |
1628 | } else { | |
94f5cf05 | 1629 | UI.rfb.sendKey(KeyTable.XK_Control_L, "ControlLeft", true); |
6d6f0db0 SR |
1630 | btn.classList.add("noVNC_selected"); |
1631 | } | |
1632 | }, | |
1633 | ||
1634 | toggleAlt: function() { | |
1635 | var btn = document.getElementById('noVNC_toggle_alt_button'); | |
1636 | if (btn.classList.contains("noVNC_selected")) { | |
94f5cf05 | 1637 | UI.rfb.sendKey(KeyTable.XK_Alt_L, "AltLeft", false); |
6d6f0db0 SR |
1638 | btn.classList.remove("noVNC_selected"); |
1639 | } else { | |
94f5cf05 | 1640 | UI.rfb.sendKey(KeyTable.XK_Alt_L, "AltLeft", true); |
6d6f0db0 SR |
1641 | btn.classList.add("noVNC_selected"); |
1642 | } | |
1643 | }, | |
bbbf42bb | 1644 | |
6d6f0db0 SR |
1645 | sendCtrlAltDel: function() { |
1646 | UI.rfb.sendCtrlAltDel(); | |
1647 | }, | |
bbbf42bb | 1648 | |
95dd6001 | 1649 | /* ------^------- |
4b30f9ce | 1650 | * /EXTRA KEYS |
95dd6001 | 1651 | * ============== |
1652 | * MISC | |
1653 | * ------v------*/ | |
1654 | ||
6d6f0db0 SR |
1655 | setMouseButton: function(num) { |
1656 | var view_only = UI.rfb.get_view_only(); | |
1657 | if (UI.rfb && !view_only) { | |
f976b550 | 1658 | UI.rfb.set_touchButton(num); |
6d6f0db0 | 1659 | } |
95dd6001 | 1660 | |
6d6f0db0 SR |
1661 | var blist = [0, 1,2,4]; |
1662 | for (var b = 0; b < blist.length; b++) { | |
1663 | var button = document.getElementById('noVNC_mouse_button' + | |
1664 | blist[b]); | |
1665 | if (blist[b] === num && !view_only) { | |
1666 | button.classList.remove("noVNC_hidden"); | |
1667 | } else { | |
1668 | button.classList.add("noVNC_hidden"); | |
ceb847b0 | 1669 | } |
6d6f0db0 SR |
1670 | } |
1671 | }, | |
ef1e8bab | 1672 | |
6d6f0db0 | 1673 | updateLocalCursor: function() { |
e6a8eb15 | 1674 | if (!UI.rfb) return; |
6d6f0db0 SR |
1675 | UI.rfb.set_local_cursor(UI.getSetting('cursor')); |
1676 | }, | |
1677 | ||
1678 | updateViewOnly: function() { | |
e6a8eb15 | 1679 | if (!UI.rfb) return; |
6d6f0db0 SR |
1680 | UI.rfb.set_view_only(UI.getSetting('view_only')); |
1681 | }, | |
1682 | ||
1683 | updateLogging: function() { | |
1684 | WebUtil.init_logging(UI.getSetting('logging')); | |
1685 | }, | |
1686 | ||
1687 | updateSessionSize: function(rfb, width, height) { | |
1688 | UI.updateViewClip(); | |
d1a1e0e5 | 1689 | UI.updateScaling(); |
6d6f0db0 SR |
1690 | UI.fixScrollbars(); |
1691 | }, | |
1692 | ||
1693 | fixScrollbars: function() { | |
1694 | // This is a hack because Chrome screws up the calculation | |
1695 | // for when scrollbars are needed. So to fix it we temporarily | |
1696 | // toggle them off and on. | |
1697 | var screen = document.getElementById('noVNC_screen'); | |
1698 | screen.style.overflow = 'hidden'; | |
1699 | // Force Chrome to recalculate the layout by asking for | |
1700 | // an element's dimensions | |
1701 | screen.getBoundingClientRect(); | |
41c958d4 | 1702 | screen.style.overflow = ""; |
6d6f0db0 SR |
1703 | }, |
1704 | ||
1705 | updateDesktopName: function(rfb, name) { | |
1706 | UI.desktopName = name; | |
1707 | // Display the desktop name in the document title | |
1708 | document.title = name + " - noVNC"; | |
1709 | }, | |
1710 | ||
1711 | bell: function(rfb) { | |
1712 | if (WebUtil.getConfigVar('bell', 'on') === 'on') { | |
a342ed70 SM |
1713 | var promise = document.getElementById('noVNC_bell').play(); |
1714 | // The standards disagree on the return value here | |
1715 | if (promise) { | |
1716 | promise.catch(function(e) { | |
d4fc89d8 SM |
1717 | if (e.name === "NotAllowedError") { |
1718 | // Ignore when the browser doesn't let us play audio. | |
1719 | // It is common that the browsers require audio to be | |
1720 | // initiated from a user action. | |
1721 | } else { | |
1722 | Log.Error("Unable to play bell: " + e); | |
1723 | } | |
1724 | }); | |
a342ed70 | 1725 | } |
6d6f0db0 SR |
1726 | } |
1727 | }, | |
63bf2ba5 | 1728 | |
6d6f0db0 SR |
1729 | //Helper to add options to dropdown. |
1730 | addOption: function(selectbox, text, value) { | |
1731 | var optn = document.createElement("OPTION"); | |
1732 | optn.text = text; | |
1733 | optn.value = value; | |
1734 | selectbox.options.add(optn); | |
1735 | }, | |
bbbf42bb | 1736 | |
95dd6001 | 1737 | /* ------^------- |
1738 | * /MISC | |
1739 | * ============== | |
1740 | */ | |
6d6f0db0 SR |
1741 | }; |
1742 | ||
1743 | // Set up translations | |
a0513c87 | 1744 | var LINGUAS = ["de", "el", "nl", "pl", "sv"]; |
6d6f0db0 SR |
1745 | l10n.setup(LINGUAS); |
1746 | if (l10n.language !== "en" && l10n.dictionary === undefined) { | |
1747 | WebUtil.fetchJSON('app/locale/' + l10n.language + '.json', function (translations) { | |
1748 | l10n.dictionary = translations; | |
1749 | ||
1750 | // wait for translations to load before loading the UI | |
1751 | UI.prime(); | |
1752 | }, function (err) { | |
adfc9d3f | 1753 | throw err; |
6d6f0db0 SR |
1754 | }); |
1755 | } else { | |
1756 | UI.prime(); | |
1757 | } | |
1758 | ||
3ae0bb09 | 1759 | export default UI; |