diff --git a/src/tests/frontend/lib/bililiteRange.js b/src/tests/frontend/lib/bililiteRange.js index c56c35558..f305a4658 100644 --- a/src/tests/frontend/lib/bililiteRange.js +++ b/src/tests/frontend/lib/bililiteRange.js @@ -1,7 +1,7 @@ // Cross-broswer implementation of text ranges and selections // documentation: http://bililite.com/blog/2011/01/17/cross-browser-text-ranges-and-selections/ -// Version: 1.5 -// Copyright (c) 2010 Daniel Wachsstock +// Version: 2.0 +// Copyright (c) 2013 Daniel Wachsstock // MIT license: // Permission is hereby granted, free of charge, to any person // obtaining a copy of this software and associated documentation @@ -49,11 +49,22 @@ bililiteRange = function(el, debug){ ret._win = 'defaultView' in ret._doc ? ret._doc.defaultView : ret._doc.parentWindow; ret._textProp = textProp(el); ret._bounds = [0, ret.length()]; + if (!('oninput' in el)){ + // give IE8 a chance + var inputhack = function() {ret.dispatch({type: 'input'}) }; + ret.listen('keyup', inputhack); + ret.listen('cut', inputhack); + ret.listen('paste', inputhack); + ret.listen('drop', inputhack); + el.oninput = 'patched'; + } return ret; } function textProp(el){ // returns the property that contains the text of the element + // note that for elements the text attribute represents the obsolete text color, not the textContent. + // we document that these routines do not work for elements so that should not be relevant if (typeof el.value != 'undefined') return 'value'; if (typeof el.text != 'undefined') return 'text'; if (typeof el.textContent != 'undefined') return 'textContent'; @@ -90,21 +101,24 @@ Range.prototype = { }, select: function(){ this._nativeSelect(this._nativeRange(this.bounds())); + this.dispatch({type: 'select'}); return this; // allow for chaining }, text: function(text, select){ if (arguments.length){ - this._nativeSetText(text, this._nativeRange(this.bounds())); - try { // signal the text change (IE < 9 doesn't support this, so we live with it) - this._el.dispatchEvent(new CustomEvent('input', {detail: {text: text, bounds: this.bounds()}})); - }catch(e){ /* ignore */ } + var bounds = this.bounds(), el = this._el; + // signal the input per DOM 3 input events, http://www.w3.org/TR/DOM-Level-3-Events/#h4_events-inputevents + // we add another field, bounds, which are the bounds of the original text before being changed. + this.dispatch({type: 'beforeinput', data: text, bounds: bounds}); + this._nativeSetText(text, this._nativeRange(bounds)); if (select == 'start'){ - this.bounds ([this._bounds[0], this._bounds[0]]); + this.bounds ([bounds[0], bounds[0]]); }else if (select == 'end'){ - this.bounds ([this._bounds[0]+text.length, this._bounds[0]+text.length]); + this.bounds ([bounds[0]+text.length, bounds[0]+text.length]); }else if (select == 'all'){ - this.bounds ([this._bounds[0], this._bounds[0]+text.length]); + this.bounds ([bounds[0], bounds[0]+text.length]); } + this.dispatch({type: 'input', data: text, bounds: bounds}); return this; // allow for chaining }else{ return this._nativeGetText(this._nativeRange(this.bounds())); @@ -118,6 +132,88 @@ Range.prototype = { scrollIntoView: function(){ this._nativeScrollIntoView(this._nativeRange(this.bounds())); return this; + }, + wrap: function (n){ + this._nativeWrap(n, this._nativeRange(this.bounds())); + return this; + }, + selection: function(text){ + if (arguments.length){ + return this.bounds('selection').text(text, 'end').select(); + }else{ + return this.bounds('selection').text(); + } + }, + clone: function(){ + return bililiteRange(this._el).bounds(this.bounds()); + }, + all: function(text){ + if (arguments.length){ + this.dispatch ({type: 'beforeinput', data: text}); + this._el[this._textProp] = text; + this.dispatch ({type: 'input', data: text}); + return this; + }else{ + return this._el[this._textProp].replace(/\r/g, ''); // need to correct for IE's CrLf weirdness; + } + }, + element: function() { return this._el }, + // includes a quickie polyfill for CustomEvent for IE that isn't perfect but works for me + // IE10 allows custom events but not "new CustomEvent"; have to do it the old-fashioned way + dispatch: function(opts){ + opts = opts || {}; + var event = document.createEvent ? document.createEvent('CustomEvent') : this._doc.createEventObject(); + event.initCustomEvent && event.initCustomEvent(opts.type, !!opts.bubbles, !!opts.cancelable, opts.detail); + + for (var key in opts) event[key] = opts[key]; + // dispatch event asynchronously (in the sense of on the next turn of the event loop; still should be fired in order of dispatch + var el = this._el; + setTimeout(function(){ + try { + el.dispatchEvent ? el.dispatchEvent(event) : el.fireEvent("on" + opts.type, document.createEventObject()); + }catch(e){ + // IE8 will not let me fire custom events at all. Call them directly + if (jQuery) { + jQuery(el).trigger(event); + }else{ + var listeners = el['listen'+opts.type]; + if (listeners) for (var i = 0; i < listeners.length; ++i){ + listeners[i].call(el, event); + } + } + } + }, 0); + return this; + }, + listen: function (type, func){ + var el = this._el; + if (el.addEventListener){ + el.addEventListener(type, func); + }else if (jQuery){ + jQuery(el).on(type, func); + }else{ + el.attachEvent("on" + type, func); + // IE8 can't even handle custom events created with createEventObject (though it permits attachEvent), so we have to make our own + var listeners = el['listen'+type] = el['listen'+type] || []; + listeners.push(func); + } + return this; + }, + dontlisten: function (type, func){ + var el = this._el; + if (el.removeEventListener){ + el.removeEventListener(type, func); + }else if (jQuery){ + jQuery(el).off(type, func); + }else try{ + el.detachEvent("on" + type, func); + }catch(e){ + var listeners = el['listen'+type]; + if (listeners) for (var i = 0; i < listeners.length; ++i){ + if (listeners[i] === func) listeners[i] = function(){}; // replace with a noop + } + } + return this; } }; @@ -155,9 +251,10 @@ IERange.prototype._nativeSelect = function (rng){ }; IERange.prototype._nativeSelection = function (){ // returns [start, end] for the selection constrained to be in element + // this fails for an empty selection! selection.createRange() if in a text area does not create a text selection, so I can't compare it. var rng = this._nativeRange(); // range of the element to constrain to var len = this.length(); - if (this._doc.selection.type != 'Text') return [len, len]; // append to the end + // this._el.focus(); This solves the problem of text areas not having a real selection , but sucks the focus from everything else, so I can't use it var sel = this._doc.selection.createRange(); try{ return [ @@ -176,15 +273,24 @@ IERange.prototype._nativeSetText = function (text, rng){ rng.text = text; }; IERange.prototype._nativeEOL = function(){ - if (typeof this._el.value != 'undefined'){ + if ('value' in this._el){ this.text('\n'); // for input and textarea, insert it straight }else{ - this._nativeRange(this.bounds()).pasteHTML('
'); + this._nativeRange(this.bounds()).pasteHTML('\n
'); } }; IERange.prototype._nativeScrollIntoView = function(rng){ rng.scrollIntoView(); } +IERange.prototype._nativeWrap = function(n, rng) { + // hacky to use string manipulation but I don't see another way to do it. + var div = document.createElement('div'); + div.appendChild(n); + // insert the existing range HTML after the first tag + var html = div.innerHTML.replace('><', '>'+rng.htmlText+'<'); + rng.pasteHTML(html); +}; + // IE internals function iestart(rng, constraint){ // returns the position (in character) of the start of rng within constraint. If it's not in constraint, returns 0 if it's before, length if it's after @@ -227,19 +333,17 @@ InputRange.prototype._nativeEOL = function(){ }; InputRange.prototype._nativeScrollIntoView = function(rng){ // I can't remember where I found this clever hack to find the location of text in a text area - var style = getComputedStyle(this._el); - var oldheight = style.height; - var oldval = this._el.value; - var oldselection = this._nativeSelection(); - this._el.style.height = '1px'; - this._el.value = oldval.slice(0, rng[0]); - var top = this._el.scrollHeight; + var clone = this._el.cloneNode(true); + clone.style.visibility = 'hidden'; + clone.style.position = 'absolute'; + this._el.parentNode.insertBefore(clone, this._el); + clone.style.height = '1px'; + clone.value = this._el.value.slice(0, rng[0]); + var top = clone.scrollHeight; // this gives the bottom of the text, so we have to subtract the height of a single line - this._el.value = 'X'; - top -= 2*this._el.scrollHeight; // show at least a line above - this._el.style.height = oldheight; - this._el.value = oldval; - this._nativeSelect(oldselection); + clone.value = 'X'; + top -= 2*clone.scrollHeight; // show at least a line above + clone.parentNode.removeChild(clone); // scroll into position if necessary if (this._el.scrollTop > top || this._el.scrollTop+this._el.clientHeight < top){ this._el.scrollTop = top; @@ -248,7 +352,7 @@ InputRange.prototype._nativeScrollIntoView = function(rng){ var rect = this._el.getBoundingClientRect(); rect.top += this._win.pageYOffset - this._doc.documentElement.clientTop; rect.left += this._win.pageXOffset - this._doc.documentElement.clientLeft; - // create an element to scroll to + // create an element to scroll to (can't just use the clone above, since scrollIntoView wants a visible element) var div = this._doc.createElement('div'); div.style.position = 'absolute'; div.style.top = (rect.top+top-this._el.scrollTop)+'px'; // adjust for how far in the range is; it may not have scrolled all the way to the top @@ -258,6 +362,7 @@ InputRange.prototype._nativeScrollIntoView = function(rng){ div.scrollIntoViewIfNeeded ? div.scrollIntoViewIfNeeded() : div.scrollIntoView(); div.parentNode.removeChild(div); } +InputRange.prototype._nativeWrap = function() {throw new Error("Cannot wrap in a text element")}; function W3CRange(){} W3CRange.prototype = new Range(); @@ -309,6 +414,10 @@ W3CRange.prototype._nativeScrollIntoView = function(rng){ span.scrollIntoViewIfNeeded ? span.scrollIntoViewIfNeeded() : span.scrollIntoView(); span.parentNode.removeChild(span); } +W3CRange.prototype._nativeWrap = function(n, rng) { + rng.surroundContents(n); +}; + // W3C internals function nextnode (node, root){ // in-order traversal @@ -402,5 +511,6 @@ NothingRange.prototype._nativeEOL = function(){ NothingRange.prototype._nativeScrollIntoView = function(){ this._el.scrollIntoView(); }; +NothingRange.prototype._nativeWrap = function() {throw new Error("Wrapping not implemented")}; })(); diff --git a/src/tests/frontend/lib/jquery.sendkeys.js b/src/tests/frontend/lib/jquery.sendkeys.js index e27f6b41f..9e611985e 100644 --- a/src/tests/frontend/lib/jquery.sendkeys.js +++ b/src/tests/frontend/lib/jquery.sendkeys.js @@ -1,7 +1,7 @@ // insert characters in a textarea or text input field // special characters are enclosed in {}; use {{} for the { character itself // documentation: http://bililite.com/blog/2008/08/20/the-fnsendkeys-plugin/ -// Version: 2.1 +// Version: 2.2 // Copyright (c) 2013 Daniel Wachsstock // MIT license: // Permission is hereby granted, free of charge, to any person @@ -31,51 +31,33 @@ $.fn.sendkeys = function (x, opts){ return this.each( function(){ var localkeys = $.extend({}, opts, $(this).data('sendkeys')); // allow for element-specific key functions // most elements to not keep track of their selection when they lose focus, so we have to do it for them - var rng = $.data (this, 'sendkeys.selection'); - if (!rng){ - rng = bililiteRange(this).bounds('selection'); - $.data(this, 'sendkeys.selection', rng); - $(this).bind('mouseup.sendkeys', function(){ - // we have to update the saved range. The routines here update the bounds with each press, but actual keypresses and mouseclicks do not - $.data(this, 'sendkeys.selection').bounds('selection'); - }).bind('keyup.sendkeys', function(evt){ - // restore the selection if we got here with a tab (a click should select what was clicked on) - if (evt.which == 9){ - // there's a flash of selection when we restore the focus, but I don't know how to avoid that. - $.data(this, 'sendkeys.selection').select(); - }else{ - $.data(this, 'sendkeys.selection').bounds('selection'); - } - }); - } + var rng = $(this).selectionTracker(); + $(this).trigger({type: 'beforesendkeys', which: x}); this.focus(); - if (typeof x === 'undefined') return; // no string, so we just set up the event handlers $.data(this, 'sendkeys.originalText', rng.text()); - x.replace(/\n/g, '{enter}'). // turn line feeds into explicit break insertions + x.replace(/([^{])\n/g, '$1{enter}'). // turn line feeds into explicit break insertions, but not if escaped replace(/{[^}]*}|[^{]+/g, function(s){ (localkeys[s] || $.fn.sendkeys.defaults[s] || $.fn.sendkeys.defaults.simplechar)(rng, s); + rng.select(); }); $(this).trigger({type: 'sendkeys', which: x}); }); }; // sendkeys - // add the functions publicly so they can be overridden $.fn.sendkeys.defaults = { simplechar: function (rng, s){ // deal with unknown {key}s - if (/^{.*}$/.test(s)) s = s.slice(1,-1); - rng.text(s, 'end'); + if (/^{[^}]*}$/.test(s)) s = s.slice(1,-1); for (var i =0; i < s.length; ++i){ var x = s.charCodeAt(i); - // a bit of cheating: rng._el is the element associated with rng. - $(rng._el).trigger({type: 'keypress', keyCode: x, which: x, charCode: x}); + $(rng.element()).trigger({type: 'keypress', keyCode: x, which: x, charCode: x}); } + rng.text(s, 'end'); }, '{enter}': function (rng){ - rng.insertEOL(); - rng.select(); $(rng._el).trigger({type: 'keypress', keyCode: 13, which: 13, charCode: 13, code: 'Enter', key: 'Enter'}); + rng.insertEOL(); }, '{backspace}': function (rng){ var b = rng.bounds(); @@ -90,26 +72,92 @@ $.fn.sendkeys.defaults = { '{rightarrow}': function (rng){ var b = rng.bounds(); if (b[0] == b[1]) ++b[1]; // no characters selected; it's just an insertion point. Move to the right - rng.bounds([b[1], b[1]]).select(); + rng.bounds([b[1], b[1]]); }, '{leftarrow}': function (rng){ var b = rng.bounds(); if (b[0] == b[1]) --b[0]; // no characters selected; it's just an insertion point. Move to the left - rng.bounds([b[0], b[0]]).select(); + rng.bounds([b[0], b[0]]); }, '{selectall}' : function (rng){ - rng.bounds('all').select(); + rng.bounds('all'); }, '{selection}': function (rng){ - $.fn.sendkeys.defaults.simplechar(rng, $.data(rng._el, 'sendkeys.originalText')); + // insert the characters without the sendkeys processing + var s = $.data(rng.element(), 'sendkeys.originalText'); + for (var i =0; i < s.length; ++i){ + var x = s.charCodeAt(i); + $(rng.element()).trigger({type: 'keypress', keyCode: x, which: x, charCode: x}); + } + rng.selection(s); }, '{mark}' : function (rng){ var bounds = rng.bounds(); - $(rng._el).one('sendkeys', function(){ + $(rng.element()).one('sendkeys', function(){ // set up the event listener to change the selection after the sendkeys is done rng.bounds(bounds).select(); }); } }; +// Most ranges do not keep track of what was selected when they lose focus. +// We have to do that for them +$.fn.selectionTracker = function(bounds){ + var rng = this.data('selectionTracker'); + if (!rng){ + rng = bililiteRange(this[0]).bounds('selection'); + this.data('selectionTracker', rng); + $(this).on('mouseup.selectionTracker', function(evt){ + // we have to update the saved range. + rng.bounds('selection'); + }).on('keyup.selectionTracker', function(evt){ + // restore the selection if we got here with a tab (a click should select what was clicked on) + if (evt.which == 9){ + // there's a flash of selection when we restore the focus, but I don't know how to avoid that. + rng.select(); + }else{ + rng.bounds('selection'); + } + }); + } + if (arguments.length > 0) rng.bounds(bounds); // change the saved selection without actually selecting + if (document.activeElement == this[0]) rng.select(); // explicitly select it if already active + return rng; +} + +// monkey patch bililiteRange to reflect the saved range +var oldselect = bililiteRange.fn.select; +bililiteRange.fn.select = function(){ + var $el = $(this.element()); + if ( + $el.data('selectionTracker') && + document.activeElement != $el[0] + ){ + $el.selectionTracker(this.bounds()); + } + return oldselect.apply(this, arguments); +}; +var oldbounds = bililiteRange.fn.bounds; +bililiteRange.fn.bounds = function(bounds){ + var $el = $(this.element()); + if ( + $el.data('selectionTracker') && // if we are tracking the selection + document.activeElement != $el[0] && // and the real selection isn't here + bounds == 'selection' // and we want the selection anyway + ){ + bounds = $el.selectionTracker().bounds(); // use the saved selection + } + return oldbounds.call(this, bounds); +} + +// monkey patch focus to actually focus the element, on the saved range +var focus = $.fn.focus; +$.fn.focus = function(){ + if (this.length > 0){ + this[0].focus(); + this.selectionTracker(); + } + focus.apply(this, arguments); +} + })(jQuery)