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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'; |
8d1f0a3d | 16 | import { isTouchDevice } from '../core/util/browsers.js'; |
6d6f0db0 | 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(); | |
cd523e8f | 94 | UI.addMachineHandlers(); |
6d6f0db0 SR |
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:")); | |
a49ade5f | 170 | UI.initSetting('view_clip', false); |
6d6f0db0 SR |
171 | UI.initSetting('resize', 'off'); |
172 | UI.initSetting('shared', true); | |
173 | UI.initSetting('view_only', false); | |
174 | UI.initSetting('path', 'websockify'); | |
175 | UI.initSetting('repeaterID', ''); | |
176 | UI.initSetting('reconnect', false); | |
177 | UI.initSetting('reconnect_delay', 5000); | |
178 | ||
179 | UI.setupSettingLabels(); | |
180 | }, | |
181 | // Adds a link to the label elements on the corresponding input elements | |
182 | setupSettingLabels: function() { | |
183 | var labels = document.getElementsByTagName('LABEL'); | |
184 | for (var i = 0; i < labels.length; i++) { | |
185 | var htmlFor = labels[i].htmlFor; | |
186 | if (htmlFor != '') { | |
187 | var elem = document.getElementById(htmlFor); | |
188 | if (elem) elem.label = labels[i]; | |
189 | } else { | |
190 | // If 'for' isn't set, use the first input element child | |
191 | var children = labels[i].children; | |
192 | for (var j = 0; j < children.length; j++) { | |
193 | if (children[j].form !== undefined) { | |
194 | children[j].label = labels[i]; | |
195 | break; | |
24584cca SM |
196 | } |
197 | } | |
198 | } | |
6d6f0db0 SR |
199 | } |
200 | }, | |
59387b34 | 201 | |
6d6f0db0 SR |
202 | initRFB: function() { |
203 | try { | |
747b4623 PO |
204 | UI.rfb = new RFB(document.getElementById('noVNC_canvas')); |
205 | UI.rfb.onnotification = UI.notification; | |
206 | UI.rfb.onupdatestate = UI.updateState; | |
207 | UI.rfb.ondisconnected = UI.disconnectFinished; | |
208 | UI.rfb.oncredentialsrequired = UI.credentials; | |
209 | UI.rfb.oncapabilities = function () { UI.updatePowerButton(); UI.initialResize(); }; | |
210 | UI.rfb.onclipboard = UI.clipboardReceive; | |
211 | UI.rfb.onbell = UI.bell; | |
212 | UI.rfb.onfbresize = UI.updateSessionSize; | |
213 | UI.rfb.ondesktopname = UI.updateDesktopName; | |
6d6f0db0 SR |
214 | return true; |
215 | } catch (exc) { | |
216 | var msg = "Unable to create RFB client -- " + exc; | |
217 | Log.Error(msg); | |
218 | UI.showStatus(msg, 'error'); | |
219 | return false; | |
220 | } | |
221 | }, | |
59387b34 | 222 | |
6d6f0db0 SR |
223 | /* ------^------- |
224 | * /INIT | |
225 | * ============== | |
226 | * EVENT HANDLERS | |
227 | * ------v------*/ | |
228 | ||
229 | addResizeHandlers: function() { | |
230 | window.addEventListener('resize', UI.applyResizeMode); | |
231 | window.addEventListener('resize', UI.updateViewClip); | |
232 | }, | |
233 | ||
234 | addControlbarHandlers: function() { | |
235 | document.getElementById("noVNC_control_bar") | |
236 | .addEventListener('mousemove', UI.activateControlbar); | |
237 | document.getElementById("noVNC_control_bar") | |
238 | .addEventListener('mouseup', UI.activateControlbar); | |
239 | document.getElementById("noVNC_control_bar") | |
240 | .addEventListener('mousedown', UI.activateControlbar); | |
241 | document.getElementById("noVNC_control_bar") | |
06fe4a3e | 242 | .addEventListener('keydown', UI.activateControlbar); |
6d6f0db0 SR |
243 | |
244 | document.getElementById("noVNC_control_bar") | |
245 | .addEventListener('mousedown', UI.keepControlbar); | |
246 | document.getElementById("noVNC_control_bar") | |
06fe4a3e | 247 | .addEventListener('keydown', UI.keepControlbar); |
6d6f0db0 SR |
248 | |
249 | document.getElementById("noVNC_view_drag_button") | |
250 | .addEventListener('click', UI.toggleViewDrag); | |
251 | ||
252 | document.getElementById("noVNC_control_bar_handle") | |
253 | .addEventListener('mousedown', UI.controlbarHandleMouseDown); | |
254 | document.getElementById("noVNC_control_bar_handle") | |
255 | .addEventListener('mouseup', UI.controlbarHandleMouseUp); | |
256 | document.getElementById("noVNC_control_bar_handle") | |
257 | .addEventListener('mousemove', UI.dragControlbarHandle); | |
258 | // resize events aren't available for elements | |
259 | window.addEventListener('resize', UI.updateControlbarHandle); | |
260 | ||
261 | var exps = document.getElementsByClassName("noVNC_expander"); | |
262 | for (var i = 0;i < exps.length;i++) { | |
263 | exps[i].addEventListener('click', UI.toggleExpander); | |
264 | } | |
265 | }, | |
266 | ||
267 | addTouchSpecificHandlers: function() { | |
268 | document.getElementById("noVNC_mouse_button0") | |
269 | .addEventListener('click', function () { UI.setMouseButton(1); }); | |
270 | document.getElementById("noVNC_mouse_button1") | |
271 | .addEventListener('click', function () { UI.setMouseButton(2); }); | |
272 | document.getElementById("noVNC_mouse_button2") | |
273 | .addEventListener('click', function () { UI.setMouseButton(4); }); | |
274 | document.getElementById("noVNC_mouse_button4") | |
275 | .addEventListener('click', function () { UI.setMouseButton(0); }); | |
276 | document.getElementById("noVNC_keyboard_button") | |
277 | .addEventListener('click', UI.toggleVirtualKeyboard); | |
278 | ||
747b4623 PO |
279 | UI.touchKeyboard = new Keyboard(document.getElementById('noVNC_keyboardinput')); |
280 | UI.touchKeyboard.onkeyevent = UI.keyEvent; | |
867daa98 | 281 | UI.touchKeyboard.grab(); |
6d6f0db0 SR |
282 | document.getElementById("noVNC_keyboardinput") |
283 | .addEventListener('input', UI.keyInput); | |
284 | document.getElementById("noVNC_keyboardinput") | |
285 | .addEventListener('focus', UI.onfocusVirtualKeyboard); | |
286 | document.getElementById("noVNC_keyboardinput") | |
287 | .addEventListener('blur', UI.onblurVirtualKeyboard); | |
288 | document.getElementById("noVNC_keyboardinput") | |
289 | .addEventListener('submit', function () { return false; }); | |
290 | ||
291 | document.documentElement | |
292 | .addEventListener('mousedown', UI.keepVirtualKeyboard, true); | |
2afda544 PO |
293 | document.documentElement |
294 | .addEventListener('touchstart', UI.keepVirtualKeyboard, true); | |
6d6f0db0 SR |
295 | |
296 | document.getElementById("noVNC_control_bar") | |
297 | .addEventListener('touchstart', UI.activateControlbar); | |
298 | document.getElementById("noVNC_control_bar") | |
299 | .addEventListener('touchmove', UI.activateControlbar); | |
300 | document.getElementById("noVNC_control_bar") | |
301 | .addEventListener('touchend', UI.activateControlbar); | |
302 | document.getElementById("noVNC_control_bar") | |
303 | .addEventListener('input', UI.activateControlbar); | |
304 | ||
305 | document.getElementById("noVNC_control_bar") | |
306 | .addEventListener('touchstart', UI.keepControlbar); | |
307 | document.getElementById("noVNC_control_bar") | |
308 | .addEventListener('input', UI.keepControlbar); | |
309 | ||
310 | document.getElementById("noVNC_control_bar_handle") | |
311 | .addEventListener('touchstart', UI.controlbarHandleMouseDown); | |
312 | document.getElementById("noVNC_control_bar_handle") | |
313 | .addEventListener('touchend', UI.controlbarHandleMouseUp); | |
314 | document.getElementById("noVNC_control_bar_handle") | |
315 | .addEventListener('touchmove', UI.dragControlbarHandle); | |
6d6f0db0 SR |
316 | }, |
317 | ||
318 | addExtraKeysHandlers: function() { | |
319 | document.getElementById("noVNC_toggle_extra_keys_button") | |
320 | .addEventListener('click', UI.toggleExtraKeys); | |
321 | document.getElementById("noVNC_toggle_ctrl_button") | |
322 | .addEventListener('click', UI.toggleCtrl); | |
323 | document.getElementById("noVNC_toggle_alt_button") | |
324 | .addEventListener('click', UI.toggleAlt); | |
325 | document.getElementById("noVNC_send_tab_button") | |
326 | .addEventListener('click', UI.sendTab); | |
327 | document.getElementById("noVNC_send_esc_button") | |
328 | .addEventListener('click', UI.sendEsc); | |
329 | document.getElementById("noVNC_send_ctrl_alt_del_button") | |
330 | .addEventListener('click', UI.sendCtrlAltDel); | |
331 | }, | |
332 | ||
cd523e8f PO |
333 | addMachineHandlers: function() { |
334 | document.getElementById("noVNC_shutdown_button") | |
335 | .addEventListener('click', function() { UI.rfb.machineShutdown(); }); | |
336 | document.getElementById("noVNC_reboot_button") | |
337 | .addEventListener('click', function() { UI.rfb.machineReboot(); }); | |
338 | document.getElementById("noVNC_reset_button") | |
339 | .addEventListener('click', function() { UI.rfb.machineReset(); }); | |
340 | document.getElementById("noVNC_power_button") | |
341 | .addEventListener('click', UI.togglePowerPanel); | |
6d6f0db0 SR |
342 | }, |
343 | ||
344 | addConnectionControlHandlers: function() { | |
345 | document.getElementById("noVNC_disconnect_button") | |
346 | .addEventListener('click', UI.disconnect); | |
347 | document.getElementById("noVNC_connect_button") | |
348 | .addEventListener('click', UI.connect); | |
349 | document.getElementById("noVNC_cancel_reconnect_button") | |
350 | .addEventListener('click', UI.cancelReconnect); | |
351 | ||
352 | document.getElementById("noVNC_password_button") | |
353 | .addEventListener('click', UI.setPassword); | |
354 | }, | |
355 | ||
356 | addClipboardHandlers: function() { | |
357 | document.getElementById("noVNC_clipboard_button") | |
358 | .addEventListener('click', UI.toggleClipboardPanel); | |
6d6f0db0 SR |
359 | document.getElementById("noVNC_clipboard_text") |
360 | .addEventListener('change', UI.clipboardSend); | |
361 | document.getElementById("noVNC_clipboard_clear_button") | |
362 | .addEventListener('click', UI.clipboardClear); | |
363 | }, | |
364 | ||
365 | // Add a call to save settings when the element changes, | |
366 | // unless the optional parameter changeFunc is used instead. | |
367 | addSettingChangeHandler: function(name, changeFunc) { | |
368 | var settingElem = document.getElementById("noVNC_setting_" + name); | |
369 | if (changeFunc === undefined) { | |
370 | changeFunc = function () { UI.saveSetting(name); }; | |
371 | } | |
372 | settingElem.addEventListener('change', changeFunc); | |
373 | }, | |
374 | ||
375 | addSettingsHandlers: function() { | |
376 | document.getElementById("noVNC_settings_button") | |
377 | .addEventListener('click', UI.toggleSettingsPanel); | |
378 | ||
379 | UI.addSettingChangeHandler('encrypt'); | |
6d6f0db0 SR |
380 | UI.addSettingChangeHandler('resize'); |
381 | UI.addSettingChangeHandler('resize', UI.enableDisableViewClip); | |
382 | UI.addSettingChangeHandler('resize', UI.applyResizeMode); | |
a49ade5f SM |
383 | UI.addSettingChangeHandler('view_clip'); |
384 | UI.addSettingChangeHandler('view_clip', UI.updateViewClip); | |
6d6f0db0 SR |
385 | UI.addSettingChangeHandler('shared'); |
386 | UI.addSettingChangeHandler('view_only'); | |
387 | UI.addSettingChangeHandler('view_only', UI.updateViewOnly); | |
388 | UI.addSettingChangeHandler('host'); | |
389 | UI.addSettingChangeHandler('port'); | |
390 | UI.addSettingChangeHandler('path'); | |
391 | UI.addSettingChangeHandler('repeaterID'); | |
392 | UI.addSettingChangeHandler('logging'); | |
393 | UI.addSettingChangeHandler('logging', UI.updateLogging); | |
394 | UI.addSettingChangeHandler('reconnect'); | |
395 | UI.addSettingChangeHandler('reconnect_delay'); | |
396 | }, | |
397 | ||
398 | addFullscreenHandlers: function() { | |
399 | document.getElementById("noVNC_fullscreen_button") | |
400 | .addEventListener('click', UI.toggleFullscreen); | |
401 | ||
402 | window.addEventListener('fullscreenchange', UI.updateFullscreenButton); | |
403 | window.addEventListener('mozfullscreenchange', UI.updateFullscreenButton); | |
404 | window.addEventListener('webkitfullscreenchange', UI.updateFullscreenButton); | |
405 | window.addEventListener('msfullscreenchange', UI.updateFullscreenButton); | |
406 | }, | |
0f6af1e3 | 407 | |
95dd6001 | 408 | /* ------^------- |
59387b34 | 409 | * /EVENT HANDLERS |
95dd6001 | 410 | * ============== |
411 | * VISUAL | |
412 | * ------v------*/ | |
58ded70d | 413 | |
6d6f0db0 SR |
414 | updateState: function(rfb, state, oldstate) { |
415 | var msg; | |
416 | ||
417 | document.documentElement.classList.remove("noVNC_connecting"); | |
418 | document.documentElement.classList.remove("noVNC_connected"); | |
419 | document.documentElement.classList.remove("noVNC_disconnecting"); | |
420 | document.documentElement.classList.remove("noVNC_reconnecting"); | |
421 | ||
422 | switch (state) { | |
423 | case 'connecting': | |
424 | document.getElementById("noVNC_transition_text").textContent = _("Connecting..."); | |
425 | document.documentElement.classList.add("noVNC_connecting"); | |
426 | break; | |
427 | case 'connected': | |
428 | UI.connected = true; | |
429 | UI.inhibit_reconnect = false; | |
832be262 | 430 | UI.doneInitialResize = false; |
6d6f0db0 | 431 | document.documentElement.classList.add("noVNC_connected"); |
5b4e5d01 | 432 | if (UI.getSetting('encrypt')) { |
6d6f0db0 SR |
433 | msg = _("Connected (encrypted) to ") + UI.desktopName; |
434 | } else { | |
435 | msg = _("Connected (unencrypted) to ") + UI.desktopName; | |
436 | } | |
437 | UI.showStatus(msg); | |
2afda544 | 438 | document.getElementById('noVNC_canvas').focus(); |
6d6f0db0 SR |
439 | break; |
440 | case 'disconnecting': | |
441 | UI.connected = false; | |
442 | document.getElementById("noVNC_transition_text").textContent = _("Disconnecting..."); | |
443 | document.documentElement.classList.add("noVNC_disconnecting"); | |
444 | break; | |
445 | case 'disconnected': | |
446 | UI.showStatus(_("Disconnected")); | |
447 | break; | |
448 | default: | |
449 | msg = "Invalid UI state"; | |
450 | Log.Error(msg); | |
451 | UI.showStatus(msg, 'error'); | |
452 | break; | |
453 | } | |
8d710e8b | 454 | |
6d6f0db0 SR |
455 | UI.updateVisualState(); |
456 | }, | |
8d710e8b | 457 | |
6d6f0db0 SR |
458 | // Disable/enable controls depending on connection state |
459 | updateVisualState: function() { | |
460 | //Log.Debug(">> updateVisualState"); | |
29475d77 | 461 | |
6d6f0db0 | 462 | UI.enableDisableViewClip(); |
fdedbafb | 463 | |
6d6f0db0 SR |
464 | if (UI.connected) { |
465 | UI.disableSetting('encrypt'); | |
6d6f0db0 SR |
466 | UI.disableSetting('shared'); |
467 | UI.disableSetting('host'); | |
468 | UI.disableSetting('port'); | |
469 | UI.disableSetting('path'); | |
470 | UI.disableSetting('repeaterID'); | |
471 | UI.updateViewClip(); | |
472 | UI.setMouseButton(1); | |
473 | ||
474 | // Hide the controlbar after 2 seconds | |
475 | UI.closeControlbarTimeout = setTimeout(UI.closeControlbar, 2000); | |
476 | } else { | |
477 | UI.enableSetting('encrypt'); | |
6d6f0db0 SR |
478 | UI.enableSetting('shared'); |
479 | UI.enableSetting('host'); | |
480 | UI.enableSetting('port'); | |
481 | UI.enableSetting('path'); | |
482 | UI.enableSetting('repeaterID'); | |
cd523e8f | 483 | UI.updatePowerButton(); |
6d6f0db0 SR |
484 | UI.keepControlbar(); |
485 | } | |
fdedbafb | 486 | |
6d6f0db0 | 487 | // Hide input related buttons in view only mode |
747b4623 | 488 | if (UI.rfb && UI.rfb.viewOnly) { |
6d6f0db0 SR |
489 | document.getElementById('noVNC_keyboard_button') |
490 | .classList.add('noVNC_hidden'); | |
491 | document.getElementById('noVNC_toggle_extra_keys_button') | |
492 | .classList.add('noVNC_hidden'); | |
493 | } else { | |
494 | document.getElementById('noVNC_keyboard_button') | |
495 | .classList.remove('noVNC_hidden'); | |
496 | document.getElementById('noVNC_toggle_extra_keys_button') | |
497 | .classList.remove('noVNC_hidden'); | |
498 | } | |
fdedbafb | 499 | |
6d6f0db0 SR |
500 | // State change disables viewport dragging. |
501 | // It is enabled (toggled) by direct click on the button | |
502 | UI.setViewDrag(false); | |
fdedbafb | 503 | |
6d6f0db0 SR |
504 | // State change also closes the password dialog |
505 | document.getElementById('noVNC_password_dlg') | |
506 | .classList.remove('noVNC_open'); | |
eef91bf9 | 507 | |
6d6f0db0 SR |
508 | //Log.Debug("<< updateVisualState"); |
509 | }, | |
29475d77 | 510 | |
6d6f0db0 SR |
511 | showStatus: function(text, status_type, time) { |
512 | var statusElem = document.getElementById('noVNC_status'); | |
8a7ec6ea | 513 | |
6d6f0db0 | 514 | clearTimeout(UI.statusTimeout); |
29475d77 | 515 | |
6d6f0db0 SR |
516 | if (typeof status_type === 'undefined') { |
517 | status_type = 'normal'; | |
518 | } | |
4e471b5b | 519 | |
6d6f0db0 SR |
520 | statusElem.classList.remove("noVNC_status_normal"); |
521 | statusElem.classList.remove("noVNC_status_warn"); | |
522 | statusElem.classList.remove("noVNC_status_error"); | |
523 | ||
524 | switch (status_type) { | |
525 | case 'warning': | |
526 | case 'warn': | |
527 | statusElem.classList.add("noVNC_status_warn"); | |
528 | break; | |
529 | case 'error': | |
530 | statusElem.classList.add("noVNC_status_error"); | |
531 | break; | |
532 | case 'normal': | |
533 | case 'info': | |
534 | default: | |
535 | statusElem.classList.add("noVNC_status_normal"); | |
536 | break; | |
537 | } | |
8d7708c8 | 538 | |
6d6f0db0 SR |
539 | statusElem.textContent = text; |
540 | statusElem.classList.add("noVNC_open"); | |
8d7708c8 | 541 | |
6d6f0db0 SR |
542 | // If no time was specified, show the status for 1.5 seconds |
543 | if (typeof time === 'undefined') { | |
544 | time = 1500; | |
545 | } | |
8d7708c8 | 546 | |
6d6f0db0 SR |
547 | // Error messages do not timeout |
548 | if (status_type !== 'error') { | |
549 | UI.statusTimeout = window.setTimeout(UI.hideStatus, time); | |
550 | } | |
551 | }, | |
552 | ||
553 | hideStatus: function() { | |
554 | clearTimeout(UI.statusTimeout); | |
555 | document.getElementById('noVNC_status').classList.remove("noVNC_open"); | |
556 | }, | |
557 | ||
558 | notification: function (rfb, msg, level, options) { | |
559 | UI.showStatus(msg, level); | |
560 | }, | |
561 | ||
562 | activateControlbar: function(event) { | |
563 | clearTimeout(UI.idleControlbarTimeout); | |
564 | // We manipulate the anchor instead of the actual control | |
565 | // bar in order to avoid creating new a stacking group | |
566 | document.getElementById('noVNC_control_bar_anchor') | |
567 | .classList.remove("noVNC_idle"); | |
568 | UI.idleControlbarTimeout = window.setTimeout(UI.idleControlbar, 2000); | |
569 | }, | |
570 | ||
571 | idleControlbar: function() { | |
572 | document.getElementById('noVNC_control_bar_anchor') | |
573 | .classList.add("noVNC_idle"); | |
574 | }, | |
575 | ||
576 | keepControlbar: function() { | |
577 | clearTimeout(UI.closeControlbarTimeout); | |
578 | }, | |
579 | ||
580 | openControlbar: function() { | |
581 | document.getElementById('noVNC_control_bar') | |
582 | .classList.add("noVNC_open"); | |
583 | }, | |
584 | ||
585 | closeControlbar: function() { | |
586 | UI.closeAllPanels(); | |
587 | document.getElementById('noVNC_control_bar') | |
588 | .classList.remove("noVNC_open"); | |
589 | }, | |
590 | ||
591 | toggleControlbar: function() { | |
592 | if (document.getElementById('noVNC_control_bar') | |
593 | .classList.contains("noVNC_open")) { | |
594 | UI.closeControlbar(); | |
595 | } else { | |
596 | UI.openControlbar(); | |
597 | } | |
598 | }, | |
599 | ||
600 | toggleControlbarSide: function () { | |
601 | // Temporarily disable animation to avoid weird movement | |
602 | var bar = document.getElementById('noVNC_control_bar'); | |
603 | bar.style.transitionDuration = '0s'; | |
604 | bar.addEventListener('transitionend', function () { this.style.transitionDuration = ""; }); | |
605 | ||
606 | var anchor = document.getElementById('noVNC_control_bar_anchor'); | |
607 | if (anchor.classList.contains("noVNC_right")) { | |
608 | WebUtil.writeSetting('controlbar_pos', 'left'); | |
609 | anchor.classList.remove("noVNC_right"); | |
610 | } else { | |
611 | WebUtil.writeSetting('controlbar_pos', 'right'); | |
612 | anchor.classList.add("noVNC_right"); | |
613 | } | |
ca5c74ad | 614 | |
6d6f0db0 SR |
615 | // Consider this a movement of the handle |
616 | UI.controlbarDrag = true; | |
617 | }, | |
4e471b5b | 618 | |
bbc1648c SM |
619 | showControlbarHint: function (show) { |
620 | var hint = document.getElementById('noVNC_control_bar_hint'); | |
621 | if (show) { | |
622 | hint.classList.add("noVNC_active"); | |
623 | } else { | |
624 | hint.classList.remove("noVNC_active"); | |
625 | } | |
626 | }, | |
627 | ||
6d6f0db0 SR |
628 | dragControlbarHandle: function (e) { |
629 | if (!UI.controlbarGrabbed) return; | |
38323d4d | 630 | |
6d6f0db0 | 631 | var ptr = getPointerEvent(e); |
8ee432f1 | 632 | |
6d6f0db0 SR |
633 | var anchor = document.getElementById('noVNC_control_bar_anchor'); |
634 | if (ptr.clientX < (window.innerWidth * 0.1)) { | |
cf348b78 | 635 | if (anchor.classList.contains("noVNC_right")) { |
6d6f0db0 | 636 | UI.toggleControlbarSide(); |
8ee432f1 | 637 | } |
6d6f0db0 SR |
638 | } else if (ptr.clientX > (window.innerWidth * 0.9)) { |
639 | if (!anchor.classList.contains("noVNC_right")) { | |
640 | UI.toggleControlbarSide(); | |
04b399e2 | 641 | } |
6d6f0db0 | 642 | } |
04b399e2 | 643 | |
6d6f0db0 SR |
644 | if (!UI.controlbarDrag) { |
645 | // The goal is to trigger on a certain physical width, the | |
646 | // devicePixelRatio brings us a bit closer but is not optimal. | |
647 | var dragThreshold = 10 * (window.devicePixelRatio || 1); | |
648 | var dragDistance = Math.abs(ptr.clientY - UI.controlbarMouseDownClientY); | |
04b399e2 | 649 | |
6d6f0db0 | 650 | if (dragDistance < dragThreshold) return; |
04b399e2 | 651 | |
6d6f0db0 SR |
652 | UI.controlbarDrag = true; |
653 | } | |
f75e4d3c | 654 | |
6d6f0db0 | 655 | var eventY = ptr.clientY - UI.controlbarMouseDownOffsetY; |
04b399e2 | 656 | |
6d6f0db0 | 657 | UI.moveControlbarHandle(eventY); |
59cd99bc | 658 | |
6d6f0db0 SR |
659 | e.preventDefault(); |
660 | e.stopPropagation(); | |
661 | UI.keepControlbar(); | |
662 | UI.activateControlbar(); | |
663 | }, | |
04b399e2 | 664 | |
6d6f0db0 SR |
665 | // Move the handle but don't allow any position outside the bounds |
666 | moveControlbarHandle: function (viewportRelativeY) { | |
667 | var handle = document.getElementById("noVNC_control_bar_handle"); | |
668 | var handleHeight = handle.getBoundingClientRect().height; | |
669 | var controlbarBounds = document.getElementById("noVNC_control_bar") | |
670 | .getBoundingClientRect(); | |
671 | var margin = 10; | |
04b399e2 | 672 | |
6d6f0db0 SR |
673 | // These heights need to be non-zero for the below logic to work |
674 | if (handleHeight === 0 || controlbarBounds.height === 0) { | |
675 | return; | |
676 | } | |
04b399e2 | 677 | |
6d6f0db0 | 678 | var newY = viewportRelativeY; |
04b399e2 | 679 | |
6d6f0db0 SR |
680 | // Check if the coordinates are outside the control bar |
681 | if (newY < controlbarBounds.top + margin) { | |
682 | // Force coordinates to be below the top of the control bar | |
683 | newY = controlbarBounds.top + margin; | |
04b399e2 | 684 | |
6d6f0db0 SR |
685 | } else if (newY > controlbarBounds.top + |
686 | controlbarBounds.height - handleHeight - margin) { | |
687 | // Force coordinates to be above the bottom of the control bar | |
688 | newY = controlbarBounds.top + | |
689 | controlbarBounds.height - handleHeight - margin; | |
690 | } | |
04b399e2 | 691 | |
6d6f0db0 SR |
692 | // Corner case: control bar too small for stable position |
693 | if (controlbarBounds.height < (handleHeight + margin * 2)) { | |
694 | newY = controlbarBounds.top + | |
695 | (controlbarBounds.height - handleHeight) / 2; | |
696 | } | |
04b399e2 | 697 | |
6d6f0db0 SR |
698 | // The transform needs coordinates that are relative to the parent |
699 | var parentRelativeY = newY - controlbarBounds.top; | |
700 | handle.style.transform = "translateY(" + parentRelativeY + "px)"; | |
701 | }, | |
702 | ||
703 | updateControlbarHandle: function () { | |
704 | // Since the control bar is fixed on the viewport and not the page, | |
705 | // the move function expects coordinates relative the the viewport. | |
706 | var handle = document.getElementById("noVNC_control_bar_handle"); | |
707 | var handleBounds = handle.getBoundingClientRect(); | |
708 | UI.moveControlbarHandle(handleBounds.top); | |
709 | }, | |
710 | ||
711 | controlbarHandleMouseUp: function(e) { | |
712 | if ((e.type == "mouseup") && (e.button != 0)) return; | |
713 | ||
714 | // mouseup and mousedown on the same place toggles the controlbar | |
715 | if (UI.controlbarGrabbed && !UI.controlbarDrag) { | |
716 | UI.toggleControlbar(); | |
04b399e2 SM |
717 | e.preventDefault(); |
718 | e.stopPropagation(); | |
de315d62 PO |
719 | UI.keepControlbar(); |
720 | UI.activateControlbar(); | |
6d6f0db0 SR |
721 | } |
722 | UI.controlbarGrabbed = false; | |
bbc1648c | 723 | UI.showControlbarHint(false); |
6d6f0db0 SR |
724 | }, |
725 | ||
726 | controlbarHandleMouseDown: function(e) { | |
727 | if ((e.type == "mousedown") && (e.button != 0)) return; | |
728 | ||
729 | var ptr = getPointerEvent(e); | |
730 | ||
731 | var handle = document.getElementById("noVNC_control_bar_handle"); | |
732 | var bounds = handle.getBoundingClientRect(); | |
733 | ||
333ad45c SM |
734 | // Touch events have implicit capture |
735 | if (e.type === "mousedown") { | |
736 | setCapture(handle); | |
737 | } | |
738 | ||
6d6f0db0 SR |
739 | UI.controlbarGrabbed = true; |
740 | UI.controlbarDrag = false; | |
741 | ||
bbc1648c SM |
742 | UI.showControlbarHint(true); |
743 | ||
6d6f0db0 SR |
744 | UI.controlbarMouseDownClientY = ptr.clientY; |
745 | UI.controlbarMouseDownOffsetY = ptr.clientY - bounds.top; | |
746 | e.preventDefault(); | |
747 | e.stopPropagation(); | |
748 | UI.keepControlbar(); | |
749 | UI.activateControlbar(); | |
750 | }, | |
751 | ||
752 | toggleExpander: function(e) { | |
753 | if (this.classList.contains("noVNC_open")) { | |
754 | this.classList.remove("noVNC_open"); | |
755 | } else { | |
756 | this.classList.add("noVNC_open"); | |
757 | } | |
758 | }, | |
575f6983 | 759 | |
95dd6001 | 760 | /* ------^------- |
761 | * /VISUAL | |
762 | * ============== | |
763 | * SETTINGS | |
764 | * ------v------*/ | |
765 | ||
6d6f0db0 SR |
766 | // Initial page load read/initialization of settings |
767 | initSetting: function(name, defVal) { | |
768 | // Check Query string followed by cookie | |
769 | var val = WebUtil.getConfigVar(name); | |
770 | if (val === null) { | |
771 | val = WebUtil.readSetting(name, defVal); | |
772 | } | |
773 | UI.updateSetting(name, val); | |
774 | return val; | |
775 | }, | |
bbbf42bb | 776 | |
6d6f0db0 SR |
777 | // Update cookie and form control setting. If value is not set, then |
778 | // updates from control to current cookie setting. | |
779 | updateSetting: function(name, value) { | |
bbbf42bb | 780 | |
6d6f0db0 SR |
781 | // Save the cookie for this session |
782 | if (typeof value !== 'undefined') { | |
783 | WebUtil.writeSetting(name, value); | |
784 | } | |
bbbf42bb | 785 | |
6d6f0db0 SR |
786 | // Update the settings control |
787 | value = UI.getSetting(name); | |
bbbf42bb | 788 | |
6d6f0db0 SR |
789 | var ctrl = document.getElementById('noVNC_setting_' + name); |
790 | if (ctrl.type === 'checkbox') { | |
791 | ctrl.checked = value; | |
bbbf42bb | 792 | |
6d6f0db0 SR |
793 | } else if (typeof ctrl.options !== 'undefined') { |
794 | for (var i = 0; i < ctrl.options.length; i += 1) { | |
795 | if (ctrl.options[i].value === value) { | |
796 | ctrl.selectedIndex = i; | |
797 | break; | |
bbbf42bb | 798 | } |
bbbf42bb | 799 | } |
6d6f0db0 SR |
800 | } else { |
801 | /*Weird IE9 error leads to 'null' appearring | |
802 | in textboxes instead of ''.*/ | |
803 | if (value === null) { | |
804 | value = ""; | |
bbbf42bb | 805 | } |
6d6f0db0 SR |
806 | ctrl.value = value; |
807 | } | |
808 | }, | |
809 | ||
810 | // Save control setting to cookie | |
811 | saveSetting: function(name) { | |
812 | var val, ctrl = document.getElementById('noVNC_setting_' + name); | |
813 | if (ctrl.type === 'checkbox') { | |
814 | val = ctrl.checked; | |
815 | } else if (typeof ctrl.options !== 'undefined') { | |
816 | val = ctrl.options[ctrl.selectedIndex].value; | |
817 | } else { | |
818 | val = ctrl.value; | |
819 | } | |
820 | WebUtil.writeSetting(name, val); | |
821 | //Log.Debug("Setting saved '" + name + "=" + val + "'"); | |
822 | return val; | |
823 | }, | |
824 | ||
825 | // Read form control compatible setting from cookie | |
826 | getSetting: function(name) { | |
827 | var ctrl = document.getElementById('noVNC_setting_' + name); | |
828 | var val = WebUtil.readSetting(name); | |
829 | if (typeof val !== 'undefined' && val !== null && ctrl.type === 'checkbox') { | |
830 | if (val.toString().toLowerCase() in {'0':1, 'no':1, 'false':1}) { | |
831 | val = false; | |
832 | } else { | |
833 | val = true; | |
bbbf42bb | 834 | } |
6d6f0db0 SR |
835 | } |
836 | return val; | |
837 | }, | |
838 | ||
839 | // These helpers compensate for the lack of parent-selectors and | |
840 | // previous-sibling-selectors in CSS which are needed when we want to | |
841 | // disable the labels that belong to disabled input elements. | |
842 | disableSetting: function(name) { | |
843 | var ctrl = document.getElementById('noVNC_setting_' + name); | |
844 | ctrl.disabled = true; | |
845 | ctrl.label.classList.add('noVNC_disabled'); | |
846 | }, | |
847 | ||
848 | enableSetting: function(name) { | |
849 | var ctrl = document.getElementById('noVNC_setting_' + name); | |
850 | ctrl.disabled = false; | |
851 | ctrl.label.classList.remove('noVNC_disabled'); | |
852 | }, | |
24584cca | 853 | |
ed8cbe4e PO |
854 | /* ------^------- |
855 | * /SETTINGS | |
856 | * ============== | |
857 | * PANELS | |
858 | * ------v------*/ | |
859 | ||
6d6f0db0 SR |
860 | closeAllPanels: function() { |
861 | UI.closeSettingsPanel(); | |
cd523e8f | 862 | UI.closePowerPanel(); |
6d6f0db0 SR |
863 | UI.closeClipboardPanel(); |
864 | UI.closeExtraKeys(); | |
865 | }, | |
ed8cbe4e PO |
866 | |
867 | /* ------^------- | |
868 | * /PANELS | |
869 | * ============== | |
870 | * SETTINGS (panel) | |
871 | * ------v------*/ | |
872 | ||
6d6f0db0 SR |
873 | openSettingsPanel: function() { |
874 | UI.closeAllPanels(); | |
875 | UI.openControlbar(); | |
876 | ||
877 | // Refresh UI elements from saved cookies | |
878 | UI.updateSetting('encrypt'); | |
a49ade5f | 879 | UI.updateSetting('view_clip'); |
6d6f0db0 SR |
880 | UI.updateSetting('resize'); |
881 | UI.updateSetting('shared'); | |
882 | UI.updateSetting('view_only'); | |
883 | UI.updateSetting('path'); | |
884 | UI.updateSetting('repeaterID'); | |
885 | UI.updateSetting('logging'); | |
886 | UI.updateSetting('reconnect'); | |
887 | UI.updateSetting('reconnect_delay'); | |
888 | ||
889 | document.getElementById('noVNC_settings') | |
890 | .classList.add("noVNC_open"); | |
891 | document.getElementById('noVNC_settings_button') | |
892 | .classList.add("noVNC_selected"); | |
893 | }, | |
894 | ||
895 | closeSettingsPanel: function() { | |
896 | document.getElementById('noVNC_settings') | |
897 | .classList.remove("noVNC_open"); | |
898 | document.getElementById('noVNC_settings_button') | |
899 | .classList.remove("noVNC_selected"); | |
900 | }, | |
901 | ||
902 | toggleSettingsPanel: function() { | |
903 | if (document.getElementById('noVNC_settings') | |
904 | .classList.contains("noVNC_open")) { | |
905 | UI.closeSettingsPanel(); | |
906 | } else { | |
907 | UI.openSettingsPanel(); | |
908 | } | |
909 | }, | |
bbbf42bb | 910 | |
95dd6001 | 911 | /* ------^------- |
912 | * /SETTINGS | |
913 | * ============== | |
cd523e8f | 914 | * POWER |
95dd6001 | 915 | * ------v------*/ |
916 | ||
cd523e8f | 917 | openPowerPanel: function() { |
6d6f0db0 SR |
918 | UI.closeAllPanels(); |
919 | UI.openControlbar(); | |
920 | ||
cd523e8f | 921 | document.getElementById('noVNC_power') |
6d6f0db0 | 922 | .classList.add("noVNC_open"); |
cd523e8f | 923 | document.getElementById('noVNC_power_button') |
6d6f0db0 SR |
924 | .classList.add("noVNC_selected"); |
925 | }, | |
926 | ||
cd523e8f PO |
927 | closePowerPanel: function() { |
928 | document.getElementById('noVNC_power') | |
6d6f0db0 | 929 | .classList.remove("noVNC_open"); |
cd523e8f | 930 | document.getElementById('noVNC_power_button') |
6d6f0db0 SR |
931 | .classList.remove("noVNC_selected"); |
932 | }, | |
933 | ||
cd523e8f PO |
934 | togglePowerPanel: function() { |
935 | if (document.getElementById('noVNC_power') | |
6d6f0db0 | 936 | .classList.contains("noVNC_open")) { |
cd523e8f | 937 | UI.closePowerPanel(); |
6d6f0db0 | 938 | } else { |
cd523e8f | 939 | UI.openPowerPanel(); |
6d6f0db0 SR |
940 | } |
941 | }, | |
ed8cbe4e | 942 | |
cd523e8f PO |
943 | // Disable/enable power button |
944 | updatePowerButton: function() { | |
945 | if (UI.connected && | |
747b4623 PO |
946 | UI.rfb.capabilities.power && |
947 | !UI.rfb.viewOnly) { | |
cd523e8f | 948 | document.getElementById('noVNC_power_button') |
6d6f0db0 SR |
949 | .classList.remove("noVNC_hidden"); |
950 | } else { | |
cd523e8f | 951 | document.getElementById('noVNC_power_button') |
6d6f0db0 | 952 | .classList.add("noVNC_hidden"); |
cd523e8f PO |
953 | // Close power panel if open |
954 | UI.closePowerPanel(); | |
6d6f0db0 SR |
955 | } |
956 | }, | |
bbbf42bb | 957 | |
95dd6001 | 958 | /* ------^------- |
cd523e8f | 959 | * /POWER |
95dd6001 | 960 | * ============== |
961 | * CLIPBOARD | |
962 | * ------v------*/ | |
f8b399d7 | 963 | |
6d6f0db0 SR |
964 | openClipboardPanel: function() { |
965 | UI.closeAllPanels(); | |
966 | UI.openControlbar(); | |
967 | ||
968 | document.getElementById('noVNC_clipboard') | |
969 | .classList.add("noVNC_open"); | |
970 | document.getElementById('noVNC_clipboard_button') | |
971 | .classList.add("noVNC_selected"); | |
972 | }, | |
973 | ||
974 | closeClipboardPanel: function() { | |
975 | document.getElementById('noVNC_clipboard') | |
976 | .classList.remove("noVNC_open"); | |
977 | document.getElementById('noVNC_clipboard_button') | |
978 | .classList.remove("noVNC_selected"); | |
979 | }, | |
980 | ||
981 | toggleClipboardPanel: function() { | |
982 | if (document.getElementById('noVNC_clipboard') | |
983 | .classList.contains("noVNC_open")) { | |
984 | UI.closeClipboardPanel(); | |
985 | } else { | |
986 | UI.openClipboardPanel(); | |
987 | } | |
988 | }, | |
989 | ||
990 | clipboardReceive: function(rfb, text) { | |
991 | Log.Debug(">> UI.clipboardReceive: " + text.substr(0,40) + "..."); | |
992 | document.getElementById('noVNC_clipboard_text').value = text; | |
993 | Log.Debug("<< UI.clipboardReceive"); | |
994 | }, | |
995 | ||
996 | clipboardClear: function() { | |
997 | document.getElementById('noVNC_clipboard_text').value = ""; | |
998 | UI.rfb.clipboardPasteFrom(""); | |
999 | }, | |
1000 | ||
1001 | clipboardSend: function() { | |
1002 | var text = document.getElementById('noVNC_clipboard_text').value; | |
1003 | Log.Debug(">> UI.clipboardSend: " + text.substr(0,40) + "..."); | |
1004 | UI.rfb.clipboardPasteFrom(text); | |
1005 | Log.Debug("<< UI.clipboardSend"); | |
1006 | }, | |
95dd6001 | 1007 | |
1008 | /* ------^------- | |
1009 | * /CLIPBOARD | |
1010 | * ============== | |
1011 | * CONNECTION | |
1012 | * ------v------*/ | |
1013 | ||
6d6f0db0 SR |
1014 | openConnectPanel: function() { |
1015 | document.getElementById('noVNC_connect_dlg') | |
1016 | .classList.add("noVNC_open"); | |
1017 | }, | |
b3c932c3 | 1018 | |
6d6f0db0 SR |
1019 | closeConnectPanel: function() { |
1020 | document.getElementById('noVNC_connect_dlg') | |
1021 | .classList.remove("noVNC_open"); | |
1022 | }, | |
b3c932c3 | 1023 | |
6d6f0db0 SR |
1024 | connect: function(event, password) { |
1025 | var host = UI.getSetting('host'); | |
1026 | var port = UI.getSetting('port'); | |
1027 | var path = UI.getSetting('path'); | |
c55f05f6 | 1028 | |
6d6f0db0 SR |
1029 | if (typeof password === 'undefined') { |
1030 | password = WebUtil.getConfigVar('password'); | |
2e735160 | 1031 | UI.reconnect_password = password; |
6d6f0db0 | 1032 | } |
044d54ed | 1033 | |
6d6f0db0 SR |
1034 | if (password === null) { |
1035 | password = undefined; | |
1036 | } | |
512d3605 | 1037 | |
d593483e PO |
1038 | if (!host) { |
1039 | var msg = _("Must set host"); | |
6d6f0db0 SR |
1040 | Log.Error(msg); |
1041 | UI.showStatus(msg, 'error'); | |
1042 | return; | |
1043 | } | |
53fc7392 | 1044 | |
6d6f0db0 | 1045 | if (!UI.initRFB()) return; |
58ded70d | 1046 | |
6d6f0db0 SR |
1047 | UI.closeAllPanels(); |
1048 | UI.closeConnectPanel(); | |
4102b71c | 1049 | |
6d6f0db0 | 1050 | UI.updateViewOnly(); |
ef1e8bab | 1051 | |
5b4e5d01 PO |
1052 | var url; |
1053 | ||
1054 | url = UI.getSetting('encrypt') ? 'wss' : 'ws'; | |
1055 | ||
1056 | url += '://' + host; | |
1057 | if(port) { | |
1058 | url += ':' + port; | |
1059 | } | |
1060 | url += '/' + path; | |
1061 | ||
3d7bb020 PO |
1062 | UI.rfb.connect(url, { shared: UI.getSetting('shared'), |
1063 | repeaterID: UI.getSetting('repeaterID'), | |
1064 | credentials: { password: password } }); | |
6d6f0db0 | 1065 | }, |
5299db1a | 1066 | |
6d6f0db0 SR |
1067 | disconnect: function() { |
1068 | UI.closeAllPanels(); | |
1069 | UI.rfb.disconnect(); | |
8e0f0088 | 1070 | |
6d6f0db0 SR |
1071 | // Disable automatic reconnecting |
1072 | UI.inhibit_reconnect = true; | |
044d54ed | 1073 | |
6d6f0db0 SR |
1074 | // Don't display the connection settings until we're actually disconnected |
1075 | }, | |
bbbf42bb | 1076 | |
6d6f0db0 SR |
1077 | reconnect: function() { |
1078 | UI.reconnect_callback = null; | |
044d54ed | 1079 | |
6d6f0db0 SR |
1080 | // if reconnect has been disabled in the meantime, do nothing. |
1081 | if (UI.inhibit_reconnect) { | |
1082 | return; | |
1083 | } | |
044d54ed | 1084 | |
6d6f0db0 SR |
1085 | UI.connect(null, UI.reconnect_password); |
1086 | }, | |
044d54ed | 1087 | |
6d6f0db0 SR |
1088 | disconnectFinished: function (rfb, reason) { |
1089 | if (typeof reason !== 'undefined') { | |
1090 | UI.showStatus(reason, 'error'); | |
1091 | } else if (UI.getSetting('reconnect', false) === true && !UI.inhibit_reconnect) { | |
1092 | document.getElementById("noVNC_transition_text").textContent = _("Reconnecting..."); | |
1093 | document.documentElement.classList.add("noVNC_reconnecting"); | |
044d54ed | 1094 | |
6d6f0db0 SR |
1095 | var delay = parseInt(UI.getSetting('reconnect_delay')); |
1096 | UI.reconnect_callback = setTimeout(UI.reconnect, delay); | |
1097 | return; | |
1098 | } | |
044d54ed | 1099 | |
6d6f0db0 SR |
1100 | UI.openControlbar(); |
1101 | UI.openConnectPanel(); | |
1102 | }, | |
044d54ed | 1103 | |
6d6f0db0 SR |
1104 | cancelReconnect: function() { |
1105 | if (UI.reconnect_callback !== null) { | |
1106 | clearTimeout(UI.reconnect_callback); | |
1107 | UI.reconnect_callback = null; | |
1108 | } | |
044d54ed | 1109 | |
6d6f0db0 SR |
1110 | document.documentElement.classList.remove("noVNC_reconnecting"); |
1111 | UI.openControlbar(); | |
1112 | UI.openConnectPanel(); | |
1113 | }, | |
3bb12056 | 1114 | |
7d714b15 SM |
1115 | /* ------^------- |
1116 | * /CONNECTION | |
1117 | * ============== | |
1118 | * PASSWORD | |
1119 | * ------v------*/ | |
1120 | ||
430f00d6 PO |
1121 | credentials: function(rfb, types) { |
1122 | // FIXME: handle more types | |
6d6f0db0 SR |
1123 | document.getElementById('noVNC_password_dlg') |
1124 | .classList.add('noVNC_open'); | |
7d714b15 | 1125 | |
6d6f0db0 SR |
1126 | setTimeout(function () { |
1127 | document.getElementById('noVNC_password_input').focus(); | |
1128 | }, 100); | |
7d714b15 | 1129 | |
430f00d6 | 1130 | var msg = _("Password is required"); |
6d6f0db0 SR |
1131 | Log.Warn(msg); |
1132 | UI.showStatus(msg, "warning"); | |
1133 | }, | |
1134 | ||
1135 | setPassword: function(e) { | |
c23665dd SM |
1136 | var inputElem = document.getElementById('noVNC_password_input'); |
1137 | var password = inputElem.value; | |
1138 | // Clear the input after reading the password | |
1139 | inputElem.value = ""; | |
430f00d6 | 1140 | UI.rfb.sendCredentials({ password: password }); |
6d6f0db0 SR |
1141 | UI.reconnect_password = password; |
1142 | document.getElementById('noVNC_password_dlg') | |
1143 | .classList.remove('noVNC_open'); | |
1144 | // Prevent actually submitting the form | |
1145 | e.preventDefault(); | |
1146 | }, | |
58ded70d | 1147 | |
95dd6001 | 1148 | /* ------^------- |
7d714b15 | 1149 | * /PASSWORD |
95dd6001 | 1150 | * ============== |
1151 | * FULLSCREEN | |
1152 | * ------v------*/ | |
1153 | ||
6d6f0db0 SR |
1154 | toggleFullscreen: function() { |
1155 | if (document.fullscreenElement || // alternative standard method | |
1156 | document.mozFullScreenElement || // currently working methods | |
1157 | document.webkitFullscreenElement || | |
1158 | document.msFullscreenElement) { | |
1159 | if (document.exitFullscreen) { | |
1160 | document.exitFullscreen(); | |
1161 | } else if (document.mozCancelFullScreen) { | |
1162 | document.mozCancelFullScreen(); | |
1163 | } else if (document.webkitExitFullscreen) { | |
1164 | document.webkitExitFullscreen(); | |
1165 | } else if (document.msExitFullscreen) { | |
1166 | document.msExitFullscreen(); | |
1167 | } | |
1168 | } else { | |
1169 | if (document.documentElement.requestFullscreen) { | |
1170 | document.documentElement.requestFullscreen(); | |
1171 | } else if (document.documentElement.mozRequestFullScreen) { | |
1172 | document.documentElement.mozRequestFullScreen(); | |
1173 | } else if (document.documentElement.webkitRequestFullscreen) { | |
1174 | document.documentElement.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT); | |
1175 | } else if (document.body.msRequestFullscreen) { | |
1176 | document.body.msRequestFullscreen(); | |
7d1dc09a | 1177 | } |
6d6f0db0 SR |
1178 | } |
1179 | UI.enableDisableViewClip(); | |
1180 | UI.updateFullscreenButton(); | |
1181 | }, | |
1182 | ||
1183 | updateFullscreenButton: function() { | |
1184 | if (document.fullscreenElement || // alternative standard method | |
1185 | document.mozFullScreenElement || // currently working methods | |
1186 | document.webkitFullscreenElement || | |
1187 | document.msFullscreenElement ) { | |
1188 | document.getElementById('noVNC_fullscreen_button') | |
1189 | .classList.add("noVNC_selected"); | |
1190 | } else { | |
1191 | document.getElementById('noVNC_fullscreen_button') | |
1192 | .classList.remove("noVNC_selected"); | |
1193 | } | |
1194 | }, | |
7d1dc09a | 1195 | |
95dd6001 | 1196 | /* ------^------- |
1197 | * /FULLSCREEN | |
1198 | * ============== | |
1199 | * RESIZE | |
1200 | * ------v------*/ | |
777cb7a0 | 1201 | |
6d6f0db0 SR |
1202 | // Apply remote resizing or local scaling |
1203 | applyResizeMode: function() { | |
1204 | if (!UI.rfb) return; | |
58ded70d | 1205 | |
6d6f0db0 | 1206 | var screen = UI.screenSize(); |
777cb7a0 | 1207 | |
b9854a5c | 1208 | if (screen && UI.connected) { |
777cb7a0 | 1209 | |
6d6f0db0 | 1210 | var resizeMode = UI.getSetting('resize'); |
0460e5fd | 1211 | UI.rfb.viewportScale = 1.0; |
777cb7a0 | 1212 | |
6d6f0db0 SR |
1213 | // Make sure the viewport is adjusted first |
1214 | UI.updateViewClip(); | |
6bfd9dc9 | 1215 | |
6d6f0db0 | 1216 | if (resizeMode === 'remote') { |
777cb7a0 | 1217 | |
6d6f0db0 SR |
1218 | // Request changing the resolution of the remote display to |
1219 | // the size of the local browser viewport. | |
777cb7a0 | 1220 | |
6d6f0db0 SR |
1221 | // In order to not send multiple requests before the browser-resize |
1222 | // is finished we wait 0.5 seconds before sending the request. | |
1223 | clearTimeout(UI.resizeTimeout); | |
1224 | UI.resizeTimeout = setTimeout(function(){ | |
1225 | // Request a remote size covering the viewport | |
1226 | if (UI.rfb.requestDesktopSize(screen.w, screen.h)) { | |
1227 | Log.Debug('Requested new desktop size: ' + | |
1228 | screen.w + 'x' + screen.h); | |
1229 | } | |
1230 | }, 500); | |
777cb7a0 | 1231 | |
d1a1e0e5 PO |
1232 | } else { |
1233 | UI.updateScaling(); | |
777cb7a0 | 1234 | } |
6d6f0db0 SR |
1235 | } |
1236 | }, | |
1237 | ||
d1a1e0e5 PO |
1238 | // Re-calculate local scaling |
1239 | updateScaling: function() { | |
1240 | if (!UI.rfb) return; | |
1241 | ||
1242 | var resizeMode = UI.getSetting('resize'); | |
002907d2 | 1243 | if (resizeMode !== 'scale') { |
d1a1e0e5 PO |
1244 | return; |
1245 | } | |
1246 | ||
1247 | var screen = UI.screenSize(); | |
1248 | ||
b9854a5c | 1249 | if (!screen || !UI.connected) { |
d1a1e0e5 PO |
1250 | return; |
1251 | } | |
1252 | ||
002907d2 | 1253 | UI.rfb.autoscale(screen.w, screen.h); |
d1a1e0e5 PO |
1254 | UI.fixScrollbars(); |
1255 | }, | |
1256 | ||
6d6f0db0 SR |
1257 | // Gets the the size of the available viewport in the browser window |
1258 | screenSize: function() { | |
1259 | var screen = document.getElementById('noVNC_screen'); | |
1260 | return {w: screen.offsetWidth, h: screen.offsetHeight}; | |
1261 | }, | |
1262 | ||
1263 | // Normally we only apply the current resize mode after a window resize | |
1264 | // event. This means that when a new connection is opened, there is no | |
1265 | // resize mode active. | |
832be262 PO |
1266 | // We have to wait until we know the capabilities of the server as |
1267 | // some calls later in the chain is dependant on knowing the | |
1268 | // server-capabilities. | |
1269 | initialResize: function() { | |
1270 | if (UI.doneInitialResize) return; | |
1271 | ||
6d6f0db0 | 1272 | UI.applyResizeMode(); |
832be262 | 1273 | UI.doneInitialResize = true; |
6d6f0db0 | 1274 | }, |
bbbf42bb | 1275 | |
95dd6001 | 1276 | /* ------^------- |
1277 | * /RESIZE | |
1278 | * ============== | |
a49ade5f | 1279 | * VIEW CLIPPING |
95dd6001 | 1280 | * ------v------*/ |
1281 | ||
6d6f0db0 SR |
1282 | // Set and configure viewport clipping |
1283 | setViewClip: function(clip) { | |
a49ade5f | 1284 | UI.updateSetting('view_clip', clip); |
6d6f0db0 SR |
1285 | UI.updateViewClip(); |
1286 | }, | |
1287 | ||
a49ade5f | 1288 | // Update parameters that depend on the viewport clip setting |
6d6f0db0 SR |
1289 | updateViewClip: function() { |
1290 | if (!UI.rfb) return; | |
1291 | ||
0460e5fd | 1292 | var cur_clip = UI.rfb.clipViewport; |
a49ade5f | 1293 | var new_clip = UI.getSetting('view_clip'); |
6d6f0db0 SR |
1294 | |
1295 | var resizeSetting = UI.getSetting('resize'); | |
002907d2 | 1296 | if (resizeSetting === 'scale') { |
a49ade5f | 1297 | // Disable viewport clipping if we are scaling |
6d6f0db0 SR |
1298 | new_clip = false; |
1299 | } else if (isTouchDevice) { | |
1300 | // Touch devices usually have shit scrollbars | |
1301 | new_clip = true; | |
1302 | } | |
5f38376a | 1303 | |
6d6f0db0 | 1304 | if (cur_clip !== new_clip) { |
0460e5fd | 1305 | UI.rfb.clipViewport = new_clip; |
6d6f0db0 | 1306 | } |
8e0f0088 | 1307 | |
6d6f0db0 | 1308 | var size = UI.screenSize(); |
fdedbafb | 1309 | |
6d6f0db0 SR |
1310 | if (new_clip && size) { |
1311 | // When clipping is enabled, the screen is limited to | |
1312 | // the size of the browser window. | |
b9854a5c | 1313 | UI.rfb.viewportChangeSize(size.w, size.h); |
6d6f0db0 SR |
1314 | UI.fixScrollbars(); |
1315 | } | |
b56772ec | 1316 | |
6d6f0db0 SR |
1317 | // Changing the viewport may change the state of |
1318 | // the dragging button | |
1319 | UI.updateViewDrag(); | |
1320 | }, | |
1321 | ||
a49ade5f | 1322 | // Handle special cases where viewport clipping is forced on/off or locked |
6d6f0db0 SR |
1323 | enableDisableViewClip: function() { |
1324 | var resizeSetting = UI.getSetting('resize'); | |
1325 | // Disable clipping if we are scaling, connected or on touch | |
002907d2 | 1326 | if (resizeSetting === 'scale' || |
6d6f0db0 | 1327 | isTouchDevice) { |
a49ade5f | 1328 | UI.disableSetting('view_clip'); |
6d6f0db0 | 1329 | } else { |
a49ade5f | 1330 | UI.enableSetting('view_clip'); |
6d6f0db0 SR |
1331 | } |
1332 | }, | |
30bfff81 | 1333 | |
95dd6001 | 1334 | /* ------^------- |
a49ade5f | 1335 | * /VIEW CLIPPING |
95dd6001 | 1336 | * ============== |
1337 | * VIEWDRAG | |
1338 | * ------v------*/ | |
1339 | ||
6d6f0db0 SR |
1340 | toggleViewDrag: function() { |
1341 | if (!UI.rfb) return; | |
bbbf42bb | 1342 | |
0460e5fd | 1343 | var drag = UI.rfb.dragViewport; |
6d6f0db0 SR |
1344 | UI.setViewDrag(!drag); |
1345 | }, | |
f0d9ab96 | 1346 | |
6d6f0db0 SR |
1347 | // Set the view drag mode which moves the viewport on mouse drags |
1348 | setViewDrag: function(drag) { | |
1349 | if (!UI.rfb) return; | |
f0d9ab96 | 1350 | |
0460e5fd | 1351 | UI.rfb.dragViewport = drag; |
f0d9ab96 | 1352 | |
6d6f0db0 SR |
1353 | UI.updateViewDrag(); |
1354 | }, | |
f0d9ab96 | 1355 | |
6d6f0db0 SR |
1356 | updateViewDrag: function() { |
1357 | var clipping = false; | |
bbbf42bb | 1358 | |
6d6f0db0 | 1359 | if (!UI.connected) return; |
6244e383 | 1360 | |
6d6f0db0 SR |
1361 | // Check if viewport drag is possible. It is only possible |
1362 | // if the remote display is clipping the client display. | |
0460e5fd | 1363 | if (UI.rfb.clipViewport && UI.rfb.isClipped) { |
6d6f0db0 SR |
1364 | clipping = true; |
1365 | } | |
31ddaa1c | 1366 | |
6d6f0db0 | 1367 | var viewDragButton = document.getElementById('noVNC_view_drag_button'); |
29a0e6a8 | 1368 | |
6d6f0db0 | 1369 | if (!clipping && |
0460e5fd | 1370 | UI.rfb.dragViewport) { |
6d6f0db0 SR |
1371 | // The size of the remote display is the same or smaller |
1372 | // than the client display. Make sure viewport drag isn't | |
1373 | // active when it can't be used. | |
0460e5fd | 1374 | UI.rfb.dragViewport = false; |
6d6f0db0 SR |
1375 | } |
1376 | ||
0460e5fd | 1377 | if (UI.rfb.dragViewport) { |
6d6f0db0 SR |
1378 | viewDragButton.classList.add("noVNC_selected"); |
1379 | } else { | |
1380 | viewDragButton.classList.remove("noVNC_selected"); | |
1381 | } | |
1382 | ||
1383 | // Different behaviour for touch vs non-touch | |
1384 | // The button is disabled instead of hidden on touch devices | |
1385 | if (isTouchDevice) { | |
1386 | viewDragButton.classList.remove("noVNC_hidden"); | |
6244e383 | 1387 | |
6d6f0db0 SR |
1388 | if (clipping) { |
1389 | viewDragButton.disabled = false; | |
31ddaa1c | 1390 | } else { |
6d6f0db0 | 1391 | viewDragButton.disabled = true; |
6244e383 | 1392 | } |
6d6f0db0 SR |
1393 | } else { |
1394 | viewDragButton.disabled = false; | |
31ddaa1c | 1395 | |
6d6f0db0 | 1396 | if (clipping) { |
6244e383 | 1397 | viewDragButton.classList.remove("noVNC_hidden"); |
6244e383 | 1398 | } else { |
6d6f0db0 | 1399 | viewDragButton.classList.add("noVNC_hidden"); |
f8b399d7 | 1400 | } |
6d6f0db0 SR |
1401 | } |
1402 | }, | |
f8b399d7 | 1403 | |
95dd6001 | 1404 | /* ------^------- |
1405 | * /VIEWDRAG | |
1406 | * ============== | |
1407 | * KEYBOARD | |
1408 | * ------v------*/ | |
fdf21468 | 1409 | |
6d6f0db0 SR |
1410 | showVirtualKeyboard: function() { |
1411 | if (!isTouchDevice) return; | |
4b30f9ce | 1412 | |
6d6f0db0 | 1413 | var input = document.getElementById('noVNC_keyboardinput'); |
4b30f9ce | 1414 | |
6d6f0db0 | 1415 | if (document.activeElement == input) return; |
4b30f9ce | 1416 | |
6d6f0db0 | 1417 | input.focus(); |
4b30f9ce | 1418 | |
6d6f0db0 SR |
1419 | try { |
1420 | var l = input.value.length; | |
1421 | // Move the caret to the end | |
1422 | input.setSelectionRange(l, l); | |
1423 | } catch (err) {} // setSelectionRange is undefined in Google Chrome | |
1424 | }, | |
4b30f9ce | 1425 | |
6d6f0db0 SR |
1426 | hideVirtualKeyboard: function() { |
1427 | if (!isTouchDevice) return; | |
4b30f9ce | 1428 | |
6d6f0db0 | 1429 | var input = document.getElementById('noVNC_keyboardinput'); |
4b30f9ce | 1430 | |
6d6f0db0 | 1431 | if (document.activeElement != input) return; |
4b30f9ce | 1432 | |
6d6f0db0 SR |
1433 | input.blur(); |
1434 | }, | |
4b30f9ce | 1435 | |
6d6f0db0 SR |
1436 | toggleVirtualKeyboard: function () { |
1437 | if (document.getElementById('noVNC_keyboard_button') | |
1438 | .classList.contains("noVNC_selected")) { | |
1439 | UI.hideVirtualKeyboard(); | |
1440 | } else { | |
1441 | UI.showVirtualKeyboard(); | |
1442 | } | |
1443 | }, | |
bbbf42bb | 1444 | |
6d6f0db0 SR |
1445 | onfocusVirtualKeyboard: function(event) { |
1446 | document.getElementById('noVNC_keyboard_button') | |
1447 | .classList.add("noVNC_selected"); | |
1448 | }, | |
fdf21468 | 1449 | |
6d6f0db0 SR |
1450 | onblurVirtualKeyboard: function(event) { |
1451 | document.getElementById('noVNC_keyboard_button') | |
1452 | .classList.remove("noVNC_selected"); | |
1453 | }, | |
ffcadf95 | 1454 | |
6d6f0db0 SR |
1455 | keepVirtualKeyboard: function(event) { |
1456 | var input = document.getElementById('noVNC_keyboardinput'); | |
ffcadf95 | 1457 | |
6d6f0db0 SR |
1458 | // Only prevent focus change if the virtual keyboard is active |
1459 | if (document.activeElement != input) { | |
1460 | return; | |
1461 | } | |
ffcadf95 | 1462 | |
6d6f0db0 SR |
1463 | // Only allow focus to move to other elements that need |
1464 | // focus to function properly | |
1465 | if (event.target.form !== undefined) { | |
1466 | switch (event.target.type) { | |
1467 | case 'text': | |
1468 | case 'email': | |
1469 | case 'search': | |
1470 | case 'password': | |
1471 | case 'tel': | |
1472 | case 'url': | |
1473 | case 'textarea': | |
1474 | case 'select-one': | |
1475 | case 'select-multiple': | |
1476 | return; | |
ffcadf95 | 1477 | } |
6d6f0db0 | 1478 | } |
ffcadf95 | 1479 | |
2afda544 PO |
1480 | // The default action of touchstart is to generate other |
1481 | // events, which other elements might depend on. So we can't | |
1482 | // blindly prevent that. Instead restore focus right away. | |
1483 | if (event.type === "touchstart") { | |
1484 | setTimeout(input.focus.bind(input)); | |
1485 | } else { | |
1486 | event.preventDefault(); | |
1487 | } | |
6d6f0db0 | 1488 | }, |
bbbf42bb | 1489 | |
6d6f0db0 SR |
1490 | keyboardinputReset: function() { |
1491 | var kbi = document.getElementById('noVNC_keyboardinput'); | |
1492 | kbi.value = new Array(UI.defaultKeyboardinputLen).join("_"); | |
1493 | UI.lastKeyboardinput = kbi.value; | |
1494 | }, | |
bbbf42bb | 1495 | |
867daa98 PO |
1496 | keyEvent: function (keysym, code, down) { |
1497 | if (!UI.rfb) return; | |
1498 | ||
1499 | UI.rfb.sendKey(keysym, code, down); | |
1500 | }, | |
1501 | ||
6d6f0db0 SR |
1502 | // When normal keyboard events are left uncought, use the input events from |
1503 | // the keyboardinput element instead and generate the corresponding key events. | |
1504 | // This code is required since some browsers on Android are inconsistent in | |
1505 | // sending keyCodes in the normal keyboard events when using on screen keyboards. | |
1506 | keyInput: function(event) { | |
3b8ec46f | 1507 | |
6d6f0db0 | 1508 | if (!UI.rfb) return; |
3b8ec46f | 1509 | |
6d6f0db0 | 1510 | var newValue = event.target.value; |
1138bdd4 | 1511 | |
6d6f0db0 SR |
1512 | if (!UI.lastKeyboardinput) { |
1513 | UI.keyboardinputReset(); | |
1514 | } | |
1515 | var oldValue = UI.lastKeyboardinput; | |
bbbf42bb | 1516 | |
6d6f0db0 SR |
1517 | var newLen; |
1518 | try { | |
1519 | // Try to check caret position since whitespace at the end | |
1520 | // will not be considered by value.length in some browsers | |
1521 | newLen = Math.max(event.target.selectionStart, newValue.length); | |
1522 | } catch (err) { | |
1523 | // selectionStart is undefined in Google Chrome | |
1524 | newLen = newValue.length; | |
1525 | } | |
1526 | var oldLen = oldValue.length; | |
1527 | ||
1528 | var backspaces; | |
1529 | var inputs = newLen - oldLen; | |
1530 | if (inputs < 0) { | |
1531 | backspaces = -inputs; | |
1532 | } else { | |
1533 | backspaces = 0; | |
1534 | } | |
8e0f0088 | 1535 | |
6d6f0db0 SR |
1536 | // Compare the old string with the new to account for |
1537 | // text-corrections or other input that modify existing text | |
1538 | var i; | |
1539 | for (i = 0; i < Math.min(oldLen, newLen); i++) { | |
1540 | if (newValue.charAt(i) != oldValue.charAt(i)) { | |
1541 | inputs = newLen - i; | |
1542 | backspaces = oldLen - i; | |
1543 | break; | |
bbbf42bb | 1544 | } |
6d6f0db0 | 1545 | } |
bbbf42bb | 1546 | |
6d6f0db0 SR |
1547 | // Send the key events |
1548 | for (i = 0; i < backspaces; i++) { | |
94f5cf05 | 1549 | UI.rfb.sendKey(KeyTable.XK_BackSpace, "Backspace"); |
6d6f0db0 SR |
1550 | } |
1551 | for (i = newLen - inputs; i < newLen; i++) { | |
524d67f2 | 1552 | UI.rfb.sendKey(keysyms.lookup(newValue.charCodeAt(i))); |
6d6f0db0 | 1553 | } |
bbbf42bb | 1554 | |
6d6f0db0 SR |
1555 | // Control the text content length in the keyboardinput element |
1556 | if (newLen > 2 * UI.defaultKeyboardinputLen) { | |
1557 | UI.keyboardinputReset(); | |
1558 | } else if (newLen < 1) { | |
1559 | // There always have to be some text in the keyboardinput | |
1560 | // element with which backspace can interact. | |
1561 | UI.keyboardinputReset(); | |
1562 | // This sometimes causes the keyboard to disappear for a second | |
1563 | // but it is required for the android keyboard to recognize that | |
1564 | // text has been added to the field | |
1565 | event.target.blur(); | |
1566 | // This has to be ran outside of the input handler in order to work | |
1567 | setTimeout(event.target.focus.bind(event.target), 0); | |
1568 | } else { | |
1569 | UI.lastKeyboardinput = newValue; | |
1570 | } | |
1571 | }, | |
bbbf42bb | 1572 | |
4b30f9ce SM |
1573 | /* ------^------- |
1574 | * /KEYBOARD | |
1575 | * ============== | |
1576 | * EXTRA KEYS | |
1577 | * ------v------*/ | |
1578 | ||
6d6f0db0 SR |
1579 | openExtraKeys: function() { |
1580 | UI.closeAllPanels(); | |
1581 | UI.openControlbar(); | |
1582 | ||
1583 | document.getElementById('noVNC_modifiers') | |
1584 | .classList.add("noVNC_open"); | |
1585 | document.getElementById('noVNC_toggle_extra_keys_button') | |
1586 | .classList.add("noVNC_selected"); | |
1587 | }, | |
1588 | ||
1589 | closeExtraKeys: function() { | |
1590 | document.getElementById('noVNC_modifiers') | |
1591 | .classList.remove("noVNC_open"); | |
1592 | document.getElementById('noVNC_toggle_extra_keys_button') | |
1593 | .classList.remove("noVNC_selected"); | |
1594 | }, | |
1595 | ||
1596 | toggleExtraKeys: function() { | |
1597 | if(document.getElementById('noVNC_modifiers') | |
1598 | .classList.contains("noVNC_open")) { | |
1599 | UI.closeExtraKeys(); | |
1600 | } else { | |
1601 | UI.openExtraKeys(); | |
1602 | } | |
1603 | }, | |
1604 | ||
1605 | sendEsc: function() { | |
94f5cf05 | 1606 | UI.rfb.sendKey(KeyTable.XK_Escape, "Escape"); |
6d6f0db0 SR |
1607 | }, |
1608 | ||
1609 | sendTab: function() { | |
1610 | UI.rfb.sendKey(KeyTable.XK_Tab); | |
1611 | }, | |
1612 | ||
1613 | toggleCtrl: function() { | |
1614 | var btn = document.getElementById('noVNC_toggle_ctrl_button'); | |
1615 | if (btn.classList.contains("noVNC_selected")) { | |
94f5cf05 | 1616 | UI.rfb.sendKey(KeyTable.XK_Control_L, "ControlLeft", false); |
6d6f0db0 SR |
1617 | btn.classList.remove("noVNC_selected"); |
1618 | } else { | |
94f5cf05 | 1619 | UI.rfb.sendKey(KeyTable.XK_Control_L, "ControlLeft", true); |
6d6f0db0 SR |
1620 | btn.classList.add("noVNC_selected"); |
1621 | } | |
1622 | }, | |
1623 | ||
1624 | toggleAlt: function() { | |
1625 | var btn = document.getElementById('noVNC_toggle_alt_button'); | |
1626 | if (btn.classList.contains("noVNC_selected")) { | |
94f5cf05 | 1627 | UI.rfb.sendKey(KeyTable.XK_Alt_L, "AltLeft", false); |
6d6f0db0 SR |
1628 | btn.classList.remove("noVNC_selected"); |
1629 | } else { | |
94f5cf05 | 1630 | UI.rfb.sendKey(KeyTable.XK_Alt_L, "AltLeft", true); |
6d6f0db0 SR |
1631 | btn.classList.add("noVNC_selected"); |
1632 | } | |
1633 | }, | |
bbbf42bb | 1634 | |
6d6f0db0 SR |
1635 | sendCtrlAltDel: function() { |
1636 | UI.rfb.sendCtrlAltDel(); | |
1637 | }, | |
bbbf42bb | 1638 | |
95dd6001 | 1639 | /* ------^------- |
4b30f9ce | 1640 | * /EXTRA KEYS |
95dd6001 | 1641 | * ============== |
1642 | * MISC | |
1643 | * ------v------*/ | |
1644 | ||
6d6f0db0 | 1645 | setMouseButton: function(num) { |
747b4623 | 1646 | var view_only = UI.rfb.viewOnly; |
6d6f0db0 | 1647 | if (UI.rfb && !view_only) { |
747b4623 | 1648 | UI.rfb.touchButton = num; |
6d6f0db0 | 1649 | } |
95dd6001 | 1650 | |
6d6f0db0 SR |
1651 | var blist = [0, 1,2,4]; |
1652 | for (var b = 0; b < blist.length; b++) { | |
1653 | var button = document.getElementById('noVNC_mouse_button' + | |
1654 | blist[b]); | |
1655 | if (blist[b] === num && !view_only) { | |
1656 | button.classList.remove("noVNC_hidden"); | |
1657 | } else { | |
1658 | button.classList.add("noVNC_hidden"); | |
ceb847b0 | 1659 | } |
6d6f0db0 SR |
1660 | } |
1661 | }, | |
ef1e8bab | 1662 | |
6d6f0db0 | 1663 | updateViewOnly: function() { |
e6a8eb15 | 1664 | if (!UI.rfb) return; |
747b4623 | 1665 | UI.rfb.viewOnly = UI.getSetting('view_only'); |
6d6f0db0 SR |
1666 | }, |
1667 | ||
1668 | updateLogging: function() { | |
1669 | WebUtil.init_logging(UI.getSetting('logging')); | |
1670 | }, | |
1671 | ||
1672 | updateSessionSize: function(rfb, width, height) { | |
1673 | UI.updateViewClip(); | |
d1a1e0e5 | 1674 | UI.updateScaling(); |
6d6f0db0 SR |
1675 | UI.fixScrollbars(); |
1676 | }, | |
1677 | ||
1678 | fixScrollbars: function() { | |
1679 | // This is a hack because Chrome screws up the calculation | |
1680 | // for when scrollbars are needed. So to fix it we temporarily | |
1681 | // toggle them off and on. | |
1682 | var screen = document.getElementById('noVNC_screen'); | |
1683 | screen.style.overflow = 'hidden'; | |
1684 | // Force Chrome to recalculate the layout by asking for | |
1685 | // an element's dimensions | |
1686 | screen.getBoundingClientRect(); | |
41c958d4 | 1687 | screen.style.overflow = ""; |
6d6f0db0 SR |
1688 | }, |
1689 | ||
1690 | updateDesktopName: function(rfb, name) { | |
1691 | UI.desktopName = name; | |
1692 | // Display the desktop name in the document title | |
1693 | document.title = name + " - noVNC"; | |
1694 | }, | |
1695 | ||
1696 | bell: function(rfb) { | |
1697 | if (WebUtil.getConfigVar('bell', 'on') === 'on') { | |
a342ed70 SM |
1698 | var promise = document.getElementById('noVNC_bell').play(); |
1699 | // The standards disagree on the return value here | |
1700 | if (promise) { | |
1701 | promise.catch(function(e) { | |
d4fc89d8 SM |
1702 | if (e.name === "NotAllowedError") { |
1703 | // Ignore when the browser doesn't let us play audio. | |
1704 | // It is common that the browsers require audio to be | |
1705 | // initiated from a user action. | |
1706 | } else { | |
1707 | Log.Error("Unable to play bell: " + e); | |
1708 | } | |
1709 | }); | |
a342ed70 | 1710 | } |
6d6f0db0 SR |
1711 | } |
1712 | }, | |
63bf2ba5 | 1713 | |
6d6f0db0 SR |
1714 | //Helper to add options to dropdown. |
1715 | addOption: function(selectbox, text, value) { | |
1716 | var optn = document.createElement("OPTION"); | |
1717 | optn.text = text; | |
1718 | optn.value = value; | |
1719 | selectbox.options.add(optn); | |
1720 | }, | |
bbbf42bb | 1721 | |
95dd6001 | 1722 | /* ------^------- |
1723 | * /MISC | |
1724 | * ============== | |
1725 | */ | |
6d6f0db0 SR |
1726 | }; |
1727 | ||
1728 | // Set up translations | |
a0513c87 | 1729 | var LINGUAS = ["de", "el", "nl", "pl", "sv"]; |
6d6f0db0 SR |
1730 | l10n.setup(LINGUAS); |
1731 | if (l10n.language !== "en" && l10n.dictionary === undefined) { | |
1732 | WebUtil.fetchJSON('app/locale/' + l10n.language + '.json', function (translations) { | |
1733 | l10n.dictionary = translations; | |
1734 | ||
1735 | // wait for translations to load before loading the UI | |
1736 | UI.prime(); | |
1737 | }, function (err) { | |
adfc9d3f | 1738 | throw err; |
6d6f0db0 SR |
1739 | }); |
1740 | } else { | |
1741 | UI.prime(); | |
1742 | } | |
1743 | ||
3ae0bb09 | 1744 | export default UI; |