1 // Copyright (c) 2006-2008 by Martin Stubenschrott <stubenschrott@vimperator.org>
2 // Copyright (c) 2007-2011 by Doug Kearns <dougkearns@gmail.com>
3 // Copyright (c) 2008-2011 by Kris Maglione <maglione.k at Gmail>
5 // This work is licensed for reuse under an MIT license. Details are
6 // given in the LICENSE.txt file included with this file.
12 * A hive used mainly for tracking event listeners and cleaning them up when a
15 var EventHive = Class("EventHive", Contexts.Hive, {
16 init: function init(group) {
17 init.supercall(this, group);
18 this.sessionListeners = [];
21 cleanup: function cleanup() {
25 _events: function _events(event, callback) {
27 var [self, events] = [null, array.toObject([[event, callback]])];
29 [self, events] = [event, event[callback || "events"]];
31 if (Set.has(events, "input") && !Set.has(events, "dactyl-input"))
32 events["dactyl-input"] = events.input;
34 return [self, events];
38 * Adds an event listener for this session and removes it on
41 * @param {Element} target The element on which to listen.
42 * @param {string} event The event to listen for.
43 * @param {function} callback The function to call when the event is received.
44 * @param {boolean} capture When true, listen during the capture
45 * phase, otherwise during the bubbling phase.
46 * @param {boolean} allowUntrusted When true, allow capturing of
49 listen: function (target, event, callback, capture, allowUntrusted) {
50 var [self, events] = this._events(event, callback);
52 for (let [event, callback] in Iterator(events)) {
53 let args = [util.weakReference(target),
54 util.weakReference(self),
56 this.wrapListener(callback, self),
60 target.addEventListener.apply(target, args.slice(2));
61 this.sessionListeners.push(args);
66 * Remove an event listener.
68 * @param {Element} target The element on which to listen.
69 * @param {string} event The event to listen for.
70 * @param {function} callback The function to call when the event is received.
71 * @param {boolean} capture When true, listen during the capture
72 * phase, otherwise during the bubbling phase.
74 unlisten: function (target, event, callback, capture) {
76 var [self, events] = this._events(event, callback);
78 this.sessionListeners = this.sessionListeners.filter(function (args) {
79 let elem = args[0].get();
80 if (target == null || elem == target
81 && self == args[1].get()
82 && Set.has(events, args[2])
83 && args[3].wrapped == events[args[2]]
84 && args[4] == capture) {
86 elem.removeEventListener.apply(elem, args.slice(2));
93 get wrapListener() events.closure.wrapListener
99 var Events = Module("events", {
105 XML.ignoreWhitespace = true;
106 overlay.overlayWindow(window, {
107 append: <e4x xmlns={XUL}>
108 <window id={document.documentElement.id}>
109 <!-- http://developer.mozilla.org/en/docs/XUL_Tutorial:Updating_Commands -->
110 <commandset id="dactyl-onfocus" commandupdater="true" events="focus"
111 oncommandupdate="dactyl.modules.events.onFocusChange(event);"/>
112 <commandset id="dactyl-onselect" commandupdater="true" events="select"
113 oncommandupdate="dactyl.modules.events.onSelectionChange(event);"/>
118 this._fullscreen = window.fullScreen;
119 this._lastFocus = { get: function () null };
120 this._macroKeys = [];
121 this._lastMacro = "";
123 this._macros = storage.newMap("registers", { privateData: true, store: true });
124 if (storage.exists("macros")) {
125 for (let [k, m] in storage.newMap("macros", { store: true }))
126 this._macros.set(k, { text: m.keys, timestamp: m.timeRecorded * 1000 });
127 storage.remove("macros");
135 update: function update(elem) {
137 if (elem instanceof Ci.nsIAutoCompletePopup
138 || elem.localName == "tooltip"
139 || !elem.popupBoxObject)
142 if (!~this.active.indexOf(elem))
143 this.active.push(elem);
146 this.active = this.active.filter(function (e) e.popupBoxObject && e.popupBoxObject.popupState != "closed");
148 if (!this.active.length && !this.activeMenubar)
149 modes.remove(modes.MENU, true);
150 else if (modes.main != modes.MENU)
151 modes.push(modes.MENU);
155 DOMMenuBarActive: function onDOMMenuBarActive(event) {
156 this.activeMenubar = event.target;
157 if (modes.main != modes.MENU)
158 modes.push(modes.MENU);
161 DOMMenuBarInactive: function onDOMMenuBarInactive(event) {
162 this.activeMenubar = null;
163 modes.remove(modes.MENU, true);
166 popupshowing: function onPopupShowing(event) {
167 this.update(event.originalTarget);
170 popupshown: function onPopupShown(event) {
171 let elem = event.originalTarget;
174 if (elem instanceof Ci.nsIAutoCompletePopup) {
175 if (modes.main != modes.AUTOCOMPLETE)
176 modes.push(modes.AUTOCOMPLETE);
178 else if (elem.hidePopup && elem.localName !== "tooltip"
179 && Events.isHidden(elem)
180 && Events.isHidden(elem.parentNode)) {
185 popuphidden: function onPopupHidden(event) {
187 modes.remove(modes.AUTOCOMPLETE);
192 this.listen(window, this, "events", true);
193 this.listen(window, this.popups, "events", true);
196 cleanup: function cleanup() {
197 let elem = dactyl.focusedElement;
198 if (DOM(elem).isEditable)
199 util.trapErrors("removeEditActionListener",
200 DOM(elem).editor, editor);
204 "browser.locationChange": function (webProgress, request, uri) {
205 options.get("passkeys").flush();
207 "modes.change": function (oldMode, newMode) {
208 delete this.processor;
212 get listen() this.builtin.closure.listen,
213 addSessionListener: deprecated("events.listen", { get: function addSessionListener() this.listen }),
216 * Wraps an event listener to ensure that errors are reported.
218 wrapListener: function wrapListener(method, self) {
220 method.wrapper = wrappedListener;
221 wrappedListener.wrapped = method;
222 function wrappedListener(event) {
224 method.apply(self, arguments);
227 dactyl.reportError(e);
228 if (e.message == "Interrupted")
229 dactyl.echoerr(_("error.interrupted"), commandline.FORCE_SINGLELINE);
231 dactyl.echoerr(_("event.error", event.type, e.echoerr || e),
232 commandline.FORCE_SINGLELINE);
235 return wrappedListener;
239 * @property {boolean} Whether synthetic key events are currently being
245 * Initiates the recording of a key event macro.
247 * @param {string} macro The name for the macro.
250 get recording() this._recording,
252 set recording(macro) {
253 dactyl.assert(macro == null || /[a-zA-Z0-9]/.test(macro),
254 _("macro.invalid", macro));
256 modes.recording = macro;
258 if (/[A-Z]/.test(macro)) { // Append.
259 macro = macro.toLowerCase();
260 this._macroKeys = DOM.Event.iterKeys(editor.getRegister(macro))
263 else if (macro) { // Record afresh.
264 this._macroKeys = [];
266 else if (this.recording) { // Save.
267 editor.setRegister(this.recording, this._macroKeys.join(""));
269 dactyl.log(_("macro.recorded", this.recording, this._macroKeys.join("")), 9);
270 dactyl.echomsg(_("macro.recorded", this.recording));
272 this._recording = macro || null;
278 * @param {string} The name of the macro to replay.
281 playMacro: function (macro) {
282 dactyl.assert(/^[a-zA-Z0-9@]$/.test(macro),
283 _("macro.invalid", macro));
286 dactyl.assert(this._lastMacro, _("macro.noPrevious"));
288 this._lastMacro = macro.toLowerCase(); // XXX: sets last played macro, even if it does not yet exist
290 let keys = editor.getRegister(this._lastMacro);
292 return modes.withSavedValues(["replaying"], function () {
293 this.replaying = true;
294 return events.feedkeys(keys, { noremap: true });
297 // TODO: ignore this like Vim?
298 dactyl.echoerr(_("macro.noSuch", this._lastMacro));
303 * Returns all macros matching *filter*.
305 * @param {string} filter A regular expression filter string. A null
306 * filter selects all macros.
308 getMacros: function (filter) {
309 let re = RegExp(filter || "");
310 return ([k, m.text] for ([k, m] in editor.registers) if (re.test(k)));
314 * Deletes all macros matching *filter*.
316 * @param {string} filter A regular expression filter string. A null
317 * filter deletes all macros.
319 deleteMacros: function (filter) {
320 let re = RegExp(filter || "");
321 for (let [item, ] in editor.registers) {
322 if (!filter || re.test(item))
323 editor.registers.remove(item);
328 * Feeds a list of events to *target* or the originalTarget member
329 * of each event if *target* is null.
331 * @param {EventTarget} target The destination node for the events.
333 * @param {[Event]} list The events to dispatch.
334 * @param {object} extra Extra properties for processing by dactyl.
337 feedevents: function feedevents(target, list, extra) {
338 list.forEach(function _feedevent(event, i) {
339 let elem = target || event.originalTarget;
341 let doc = elem.ownerDocument || elem.document || elem;
342 let evt = DOM.Event(doc, event.type, event);
343 DOM.Event.dispatch(elem, evt, extra);
345 else if (i > 0 && event.type === "keypress")
346 events.events.keypress.call(events, event);
351 * Pushes keys onto the event queue from dactyl. It is similar to
352 * Vim's feedkeys() method, but cannot cope with 2 partially-fed
353 * strings, you have to feed one parseable string.
355 * @param {string} keys A string like "2<C-f>" to push onto the event
356 * queue. If you want "<" to be taken literally, prepend it with a
358 * @param {boolean} noremap Whether recursive mappings should be
360 * @param {boolean} silent Whether the command should be echoed to the
364 feedkeys: function (keys, noremap, quiet, mode) {
366 var savedEvents = this._processor && this._processor.keyEvents;
368 var wasFeeding = this.feedingKeys;
369 this.feedingKeys = true;
371 var wasQuiet = commandline.quiet;
373 commandline.quiet = quiet;
375 for (let [, evt_obj] in Iterator(DOM.Event.parse(keys))) {
376 let now = Date.now();
377 let key = DOM.Event.stringify(evt_obj);
378 for (let type in values(["keydown", "keypress", "keyup"])) {
379 let evt = update({}, evt_obj, { type: type });
380 if (type !== "keypress" && !evt.keyCode)
381 evt.keyCode = evt._keyCode || 0;
383 if (isObject(noremap))
384 update(evt, noremap);
386 evt.noremap = !!noremap;
388 evt.dactylMode = mode;
389 evt.dactylSavedEvents = savedEvents;
390 DOM.Event.feedingEvent = evt;
392 let doc = document.commandDispatcher.focusedWindow.document;
394 let target = dactyl.focusedElement
395 || ["complete", "interactive"].indexOf(doc.readyState) >= 0 && doc.documentElement
398 if (target instanceof Element && !Events.isInputElement(target) &&
399 ["<Return>", "<Space>"].indexOf(key) == -1)
400 target = target.ownerDocument.documentElement;
402 let event = DOM.Event(doc, type, evt);
403 if (!evt_obj.dactylString && !mode)
404 DOM.Event.dispatch(target, event, evt);
405 else if (type === "keypress")
406 events.events.keypress.call(events, event);
409 if (!this.feedingKeys)
417 DOM.Event.feedingEvent = null;
418 this.feedingKeys = wasFeeding;
420 commandline.quiet = wasQuiet;
421 dactyl.triggerObserver("events.doneFeeding");
426 canonicalKeys: deprecated("DOM.Event.canonicalKeys", { get: function canonicalKeys() DOM.Event.closure.canonicalKeys }),
427 create: deprecated("DOM.Event", function create() DOM.Event.apply(null, arguments)),
428 dispatch: deprecated("DOM.Event.dispatch", function dispatch() DOM.Event.dispatch.apply(DOM.Event, arguments)),
429 fromString: deprecated("DOM.Event.parse", { get: function fromString() DOM.Event.closure.parse }),
430 iterKeys: deprecated("DOM.Event.iterKeys", { get: function iterKeys() DOM.Event.closure.iterKeys }),
432 toString: function toString() {
433 if (!arguments.length)
434 return toString.supercall(this);
436 deprecated.warn(toString, "toString", "DOM.Event.stringify");
437 return DOM.Event.stringify.apply(DOM.Event, arguments);
440 get defaultTarget() dactyl.focusedElement || content.document.body || document.documentElement,
443 * Returns true if there's a known native key handler for the given
444 * event in the given mode.
446 * @param {Event} event A keypress event.
447 * @param {Modes.Mode} mode The main mode.
448 * @param {boolean} passUnknown Whether unknown keys should be passed.
450 hasNativeKey: function hasNativeKey(event, mode, passUnknown) {
451 if (mode.input && event.charCode && !(event.ctrlKey || event.metaKey))
457 var elements = document.getElementsByTagNameNS(XUL, "key");
461 filters.push(["keycode", this._code_nativeKey[event.keyCode]]);
462 if (event.charCode) {
463 let key = String.fromCharCode(event.charCode);
464 filters.push(["key", key.toUpperCase()],
465 ["key", key.toLowerCase()]);
468 let accel = config.OS.isMacOSX ? "metaKey" : "ctrlKey";
470 let access = iter({ 1: "shiftKey", 2: "ctrlKey", 4: "altKey", 8: "metaKey" })
471 .filter(function ([k, v]) this & k, prefs.get("ui.key.chromeAccess"))
472 .map(function ([k, v]) [v, true])
476 for (let [, key] in iter(elements))
477 if (filters.some(function ([k, v]) key.getAttribute(k) == v)) {
478 let keys = { ctrlKey: false, altKey: false, shiftKey: false, metaKey: false };
479 let needed = { ctrlKey: event.ctrlKey, altKey: event.altKey, shiftKey: event.shiftKey, metaKey: event.metaKey };
481 let modifiers = (key.getAttribute("modifiers") || "").trim().split(/[\s,]+/);
482 for (let modifier in values(modifiers))
484 case "access": update(keys, access); break;
485 case "accel": keys[accel] = true; break;
486 default: keys[modifier + "Key"] = true; break;
488 if (!iter.some(keys, function ([k, v]) v && needed[k]))
490 for (let [k, v] in iter(keys)) {
498 if (iter(needed).every(function ([k, v]) v == keys[k]))
506 * Returns true if *key* is a key code defined to accept/execute input on
509 * @param {string} key The key code to test.
512 isAcceptKey: function (key) key == "<Return>" || key == "<C-j>" || key == "<C-m>",
515 * Returns true if *key* is a key code defined to reject/cancel input on
518 * @param {string} key The key code to test.
521 isCancelKey: function (key) key == "<Esc>" || key == "<C-[>" || key == "<C-c>",
524 * Returns true if *node* belongs to the current content document or any
527 * @param {Node|Document|Window} node The node to test.
530 isContentNode: function isContentNode(node) {
531 let win = (node.ownerDocument || node).defaultView || node;
532 return XPCNativeWrapper(win).top == content;
536 * Waits for the current buffer to successfully finish loading. Returns
537 * true for a successful page load otherwise false.
541 waitForPageLoad: function (time) {
545 dactyl.echo(_("macro.loadWaiting"), commandline.FORCE_SINGLELINE);
547 const maxWaitTime = (time || 25);
548 util.waitFor(function () buffer.loaded, this, maxWaitTime * 1000, true);
550 dactyl.echo("", commandline.FORCE_SINGLELINE);
552 dactyl.echoerr(_("macro.loadFailed", maxWaitTime));
554 return buffer.loaded;
558 * Ensures that the currently focused element is visible and blurs
561 checkFocus: function () {
562 if (dactyl.focusedElement) {
563 let rect = dactyl.focusedElement.getBoundingClientRect();
564 if (!rect.width || !rect.height) {
565 services.focus.clearFocus(window);
566 document.commandDispatcher.focusedWindow = content;
567 // onFocusChange needs to die.
568 this.onFocusChange();
574 blur: function onBlur(event) {
575 let elem = event.originalTarget;
576 if (DOM(elem).isEditable)
577 util.trapErrors("removeEditActionListener",
578 DOM(elem).editor, editor);
580 if (elem instanceof Window && services.focus.activeWindow == null
581 && document.commandDispatcher.focusedWindow !== window) {
582 // Deals with circumstances where, after the main window
583 // blurs while a collapsed frame has focus, re-activating
584 // the main window does not restore focus and we lose key
586 services.focus.clearFocus(window);
587 document.commandDispatcher.focusedWindow = Editor.getEditor(content) ? window : content;
590 let hold = modes.topOfStack.params.holdFocus;
593 this.timeout(function () { dactyl.focus(hold); });
597 // TODO: Merge with onFocusChange
598 focus: function onFocus(event) {
599 let elem = event.originalTarget;
600 if (DOM(elem).isEditable)
601 util.trapErrors("addEditActionListener",
602 DOM(elem).editor, editor);
605 overlay.activeWindow = window;
607 overlay.setData(elem, "had-focus", true);
608 if (event.target instanceof Ci.nsIDOMXULTextBoxElement)
609 if (Events.isHidden(elem, true))
612 let win = (elem.ownerDocument || elem).defaultView || elem;
614 if (!(services.focus.getLastFocusMethod(win) & 0x3000)
615 && events.isContentNode(elem)
616 && !buffer.focusAllowed(elem)
617 && isinstance(elem, [HTMLInputElement, HTMLSelectElement, HTMLTextAreaElement, Window])) {
619 if (elem.frameElement)
620 dactyl.focusContent(true);
621 else if (!(elem instanceof Window) || Editor.getEditor(elem))
622 dactyl.focus(window);
625 if (elem instanceof Element)
626 delete overlay.getData(elem)["focus-allowed"];
630 onFocus: function onFocus(event) {
631 let elem = event.originalTarget;
632 if (!(elem instanceof Element))
634 let win = elem.ownerDocument.defaultView;
637 util.dump(elem, services.focus.getLastFocusMethod(win) & (0x7000));
638 if (buffer.focusAllowed(win))
639 win.dactylLastFocus = elem;
640 else if (isinstance(elem, [HTMLInputElement, HTMLSelectElement, HTMLTextAreaElement])) {
641 if (win.dactylLastFocus)
642 dactyl.focus(win.dactylLastFocus);
648 util.dump(win, String(elem.ownerDocument), String(elem.ownerDocument && elem.ownerDocument.defaultView));
654 input: function onInput(event) {
655 event.originalTarget.dactylKeyPress = undefined;
658 // this keypress handler gets always called first, even if e.g.
659 // the command-line has focus
660 // TODO: ...help me...please...
661 keypress: function onKeyPress(event) {
662 event.dactylDefaultPrevented = event.getPreventDefault();
664 let duringFeed = this.duringFeed || [];
665 this.duringFeed = [];
667 if (DOM.Event.feedingEvent)
668 for (let [k, v] in Iterator(DOM.Event.feedingEvent))
671 DOM.Event.feedingEvent = null;
673 let key = DOM.Event.stringify(event);
675 // Hack to deal with <BS> and so forth not dispatching input
677 if (key && event.originalTarget instanceof HTMLInputElement && !modes.main.passthrough) {
678 let elem = event.originalTarget;
679 elem.dactylKeyPress = elem.value;
680 util.timeout(function () {
681 if (elem.dactylKeyPress !== undefined && elem.value !== elem.dactylKeyPress)
682 DOM(elem).dactylInput();
683 elem.dactylKeyPress = undefined;
690 if (modes.recording && !event.isReplay)
691 events._macroKeys.push(key);
693 // feedingKeys needs to be separate from interrupted so
694 // we can differentiate between a recorded <C-c>
695 // interrupting whatever it's started and a real <C-c>
696 // interrupting our playback.
697 if (events.feedingKeys && !event.isMacro) {
698 if (key == "<C-c>") {
699 events.feedingKeys = false;
700 if (modes.replaying) {
701 modes.replaying = false;
702 this.timeout(function () { dactyl.echomsg(_("macro.canceled", this._lastMacro)); }, 100);
706 duringFeed.push(event);
708 return Events.kill(event);
711 if (!this.processor) {
712 let mode = modes.getStack(0);
713 if (event.dactylMode)
714 mode = Modes.StackElement(event.dactylMode);
718 if (mode.main == modes.PASS_THROUGH)
719 ignore = !Events.isEscape(key) && key != "<C-v>";
720 else if (mode.main == modes.QUOTE) {
721 if (modes.getStack(1).main == modes.PASS_THROUGH) {
722 mode = Modes.StackElement(modes.getStack(2).main);
723 ignore = Events.isEscape(key);
725 else if (events.shouldPass(event))
726 mode = Modes.StackElement(modes.getStack(1).main);
732 else if (!event.isMacro && !event.noremap && events.shouldPass(event))
736 events.dbg("ON KEYPRESS " + key + " ignore: " + ignore,
737 event.originalTarget instanceof Element ? event.originalTarget : String(event.originalTarget));
742 // FIXME: Why is this hard coded? --Kris
744 util.interrupted = true;
746 this.processor = ProcessorStack(mode, mappings.hives.array, event.noremap);
747 this.processor.keyEvents = this.keyEvents;
750 let { keyEvents, processor } = this;
751 this._processor = processor;
752 this.processor = null;
755 if (!processor.process(event)) {
756 this.keyEvents = keyEvents;
757 this.processor = processor;
762 dactyl.reportError(e);
765 [duringFeed, this.duringFeed] = [this.duringFeed, duringFeed];
766 if (this.feedingKeys)
767 this.duringFeed = this.duringFeed.concat(duringFeed);
769 for (let event in values(duringFeed))
771 DOM.Event.dispatch(event.originalTarget, event, event);
779 keyup: function onKeyUp(event) {
780 if (event.type == "keydown")
781 this.keyEvents.push(event);
782 else if (!this.processor)
785 let pass = this.passing && !event.isMacro ||
786 DOM.Event.feedingEvent && DOM.Event.feedingEvent.isReplay ||
788 modes.main == modes.PASS_THROUGH ||
789 modes.main == modes.QUOTE
790 && modes.getStack(1).main !== modes.PASS_THROUGH
791 && !this.shouldPass(event) ||
792 !modes.passThrough && this.shouldPass(event) ||
793 !this.processor && event.type === "keydown"
794 && options.get("passunknown").getKey(modes.main.allBases)
795 && let (key = DOM.Event.stringify(event))
796 !(modes.main.count && /^\d$/.test(key) ||
797 modes.main.allBases.some(
798 function (mode) mappings.hives.some(
799 function (hive) hive.get(mode, key) || hive.getCandidates(mode, key))));
801 events.dbg("ON " + event.type.toUpperCase() + " " + DOM.Event.stringify(event) +
802 " passing: " + this.passing + " " +
804 " replay: " + event.isReplay +
805 " macro: " + event.isMacro);
807 if (event.type === "keydown")
810 // Prevents certain sites from transferring focus to an input box
811 // before we get a chance to process our key bindings on the
814 event.stopPropagation();
816 keydown: function onKeyDown(event) {
818 this.passing = false;
819 this.events.keyup.call(this, event);
822 mousedown: function onMouseDown(event) {
823 let elem = event.target;
824 let win = elem.ownerDocument && elem.ownerDocument.defaultView || elem;
826 for (; win; win = win != win.parent && win.parent) {
827 for (; elem instanceof Element; elem = elem.parentNode)
828 overlay.setData(elem, "focus-allowed", true);
829 overlay.setData(win.document, "focus-allowed", true);
833 resize: function onResize(event) {
834 if (window.fullScreen != this._fullscreen) {
835 statusline.statusBar.removeAttribute("moz-collapsed");
836 this._fullscreen = window.fullScreen;
837 dactyl.triggerObserver("fullscreen", this._fullscreen);
838 autocommands.trigger("Fullscreen", { url: this._fullscreen ? "on" : "off", state: this._fullscreen });
840 statusline.updateZoomLevel();
844 // argument "event" is deliberately not used, as i don't seem to have
845 // access to the real focus target
847 onFocusChange: util.wrapCallback(function onFocusChange(event) {
848 function hasHTMLDocument(win) win && win.document && win.document instanceof HTMLDocument
849 if (dactyl.ignoreFocus)
852 let win = window.document.commandDispatcher.focusedWindow;
853 let elem = window.document.commandDispatcher.focusedElement;
855 if (elem == null && Editor.getEditor(win))
858 if (win && win.top == content && dactyl.has("tabs"))
859 buffer.focusedFrame = win;
862 if (elem && elem.readOnly)
865 if (isinstance(elem, [HTMLEmbedElement, HTMLEmbedElement])) {
866 if (!modes.main.passthrough && modes.main != modes.EMBED)
867 modes.push(modes.EMBED);
871 let haveInput = modes.stack.some(function (m) m.main.input);
873 if (DOM(elem || win).isEditable) {
875 if (!isinstance(modes.main, [modes.INPUT, modes.TEXT_EDIT, modes.VISUAL]))
876 if (options["insertmode"])
877 modes.push(modes.INSERT);
879 modes.push(modes.TEXT_EDIT);
880 if (elem.selectionEnd - elem.selectionStart > 0)
881 modes.push(modes.VISUAL);
884 if (hasHTMLDocument(win))
885 buffer.lastInputField = elem || win;
889 if (elem && Events.isInputElement(elem)) {
891 modes.push(modes.INSERT);
893 if (hasHTMLDocument(win))
894 buffer.lastInputField = elem;
898 if (config.focusChange) {
899 config.focusChange(win);
903 let urlbar = document.getElementById("urlbar");
904 if (elem == null && urlbar && urlbar.inputField == this._lastFocus.get())
905 util.threadYield(true); // Why? --Kris
907 while (modes.main.ownsFocus
908 && let ({ ownsFocus } = modes.topOfStack.params)
910 ownsFocus.get() != elem &&
911 ownsFocus.get() != win)
912 && !modes.topOfStack.params.holdFocus)
913 modes.pop(null, { fromFocus: true });
916 this._lastFocus = util.weakReference(elem);
918 if (modes.main.ownsFocus)
919 modes.topOfStack.params.ownsFocus = util.weakReference(elem);
923 onSelectionChange: function onSelectionChange(event) {
924 // Ignore selection events caused by editor commands.
925 if (editor.inEditMap || modes.main == modes.OPERATOR)
928 let controller = document.commandDispatcher.getControllerForCommand("cmd_copy");
929 let couldCopy = controller && controller.isCommandEnabled("cmd_copy");
932 if (modes.main == modes.TEXT_EDIT)
933 modes.push(modes.VISUAL);
934 else if (modes.main == modes.CARET)
935 modes.push(modes.VISUAL);
939 shouldPass: function shouldPass(event)
940 !event.noremap && (!dactyl.focusedElement || events.isContentNode(dactyl.focusedElement)) &&
941 options.get("passkeys").has(DOM.Event.stringify(event))
949 isEscape: function isEscape(event)
950 let (key = isString(event) ? event : DOM.Event.stringify(event))
951 key === "<Esc>" || key === "<C-[>",
953 isHidden: function isHidden(elem, aggressive) {
954 if (DOM(elem).style.visibility !== "visible")
958 for (let e = elem; e instanceof Element; e = e.parentNode) {
959 if (!/set$/.test(e.localName) && e.boxObject && e.boxObject.height === 0)
961 else if (e.namespaceURI == XUL && e.localName === "panel")
967 isInputElement: function isInputElement(elem) {
968 return DOM(elem).isEditable ||
969 isinstance(elem, [HTMLEmbedElement, HTMLObjectElement,
973 kill: function kill(event) {
974 event.stopPropagation();
975 event.preventDefault();
978 contexts: function initContexts(dactyl, modules, window) {
979 update(Events.prototype, {
980 hives: contexts.Hives("events", EventHive),
981 user: contexts.hives.events.user,
982 builtin: contexts.hives.events.builtin
986 commands: function () {
987 commands.add(["delmac[ros]"],
990 dactyl.assert(!args.bang || !args[0], _("error.invalidArgument"));
993 events.deleteMacros();
995 events.deleteMacros(args[0]);
997 dactyl.echoerr(_("error.argumentRequired"));
1001 completer: function (context) completion.macro(context),
1005 commands.add(["mac[ros]"],
1007 function (args) { completion.listCompleter("macro", args[0]); }, {
1009 completer: function (context) completion.macro(context)
1012 completion: function () {
1013 completion.macro = function macro(context) {
1014 context.title = ["Macro", "Keys"];
1015 context.completions = [item for (item in events.getMacros())];
1018 mappings: function () {
1020 mappings.add([modes.MAIN],
1021 ["<A-b>", "<pass-next-key-builtin>"], "Process the next key as a builtin mapping",
1023 events.processor = ProcessorStack(modes.getStack(0), mappings.hives.array, true);
1024 events.processor.keyEvents = events.keyEvents;
1027 mappings.add([modes.MAIN],
1028 ["<C-z>", "<pass-all-keys>"], "Temporarily ignore all " + config.appName + " key bindings",
1030 if (modes.main != modes.PASS_THROUGH)
1031 modes.push(modes.PASS_THROUGH);
1034 mappings.add([modes.MAIN, modes.PASS_THROUGH, modes.QUOTE],
1035 ["<C-v>", "<pass-next-key>"], "Pass through next key",
1037 if (modes.main == modes.QUOTE)
1039 modes.push(modes.QUOTE);
1042 mappings.add([modes.BASE],
1043 ["<CapsLock>"], "Do Nothing",
1046 mappings.add([modes.BASE],
1047 ["<Nop>"], "Do nothing",
1050 mappings.add([modes.BASE],
1051 ["<Pass>"], "Pass the events consumed by the last executed mapping",
1052 function ({ keypressEvents: [event] }) {
1053 dactyl.assert(event.dactylSavedEvents,
1054 _("event.nothingToPass"));
1055 return function () {
1056 events.feedevents(null, event.dactylSavedEvents,
1057 { skipmap: true, isMacro: true, isReplay: true });
1062 mappings.add([modes.COMMAND],
1063 ["q", "<record-macro>"], "Record a key sequence into a macro",
1064 function ({ arg }) {
1065 util.assert(arg == null || /^[a-z]$/i.test(arg));
1066 events._macroKeys.pop();
1067 events.recording = arg;
1069 { get arg() !modes.recording });
1071 mappings.add([modes.COMMAND],
1072 ["@", "<play-macro>"], "Play a macro",
1073 function ({ arg, count }) {
1074 count = Math.max(count, 1);
1076 events.playMacro(arg);
1078 { arg: true, count: true });
1080 mappings.add([modes.COMMAND],
1081 ["<A-m>s", "<sleep>"], "Sleep for {count} milliseconds before continuing macro playback",
1082 function ({ command, count }) {
1083 let now = Date.now();
1084 dactyl.assert(count, _("error.countRequired", command));
1085 if (events.feedingKeys)
1090 mappings.add([modes.COMMAND],
1091 ["<A-m>l", "<wait-for-page-load>"], "Wait for the current page to finish loading before continuing macro playback",
1092 function ({ count }) {
1093 if (events.feedingKeys && !events.waitForPageLoad(count)) {
1094 util.interrupted = true;
1095 throw Error("Interrupted");
1100 options: function () {
1101 const Hive = Class("Hive", {
1102 init: function init(values, map) {
1103 this.name = "passkeys:" + map;
1104 this.stack = MapHive.Stack(values.map(function (v) Map(v[map + "Keys"])));
1105 function Map(keys) ({
1106 execute: function () Events.PASS_THROUGH,
1111 get active() this.stack.length,
1113 get: function get(mode, key) this.stack.mappings[key],
1115 getCandidates: function getCandidates(mode, key) this.stack.candidates[key]
1117 options.add(["passkeys", "pk"],
1118 "Pass certain keys through directly for the given URLs",
1120 flush: function flush() {
1121 memoize(this, "filters", function () this.value.filter(function (f) f(buffer.documentURI)));
1122 memoize(this, "pass", function () Set(array.flatten(this.filters.map(function (f) f.keys))));
1123 memoize(this, "commandHive", function hive() Hive(this.filters, "command"));
1124 memoize(this, "inputHive", function hive() Hive(this.filters, "input"));
1127 has: function (key) Set.has(this.pass, key) || Set.has(this.commandHive.stack.mappings, key),
1129 get pass() (this.flush(), this.pass),
1131 parse: function parse() {
1132 let value = parse.superapply(this, arguments);
1133 value.forEach(function (filter) {
1134 let vals = Option.splitList(filter.result);
1135 filter.keys = DOM.Event.parse(vals[0]).map(DOM.Event.closure.stringify);
1137 filter.commandKeys = vals.slice(1).map(DOM.Event.closure.canonicalKeys);
1138 filter.inputKeys = filter.commandKeys.filter(bind("test", /^<[ACM]-/));
1145 setter: function (value) {
1151 options.add(["strictfocus", "sf"],
1152 "Prevent scripts from focusing input elements without user intervention",
1153 "sitemap", "'chrome:*':laissez-faire,*:moderate",
1156 despotic: "Only allow focus changes when explicitly requested by the user",
1157 moderate: "Allow focus changes after user-initiated focus change",
1158 "laissez-faire": "Always allow focus changes"
1162 options.add(["timeout", "tmo"],
1163 "Whether to execute a shorter key command after a timeout when a longer command exists",
1166 options.add(["timeoutlen", "tmol"],
1167 "Maximum time (milliseconds) to wait for a longer key command when a shorter one exists",
1172 // vim: set fdm=marker sw=4 ts=4 et: