X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;ds=inline;f=library%2Fjquery-textcomplete%2Fjquery.textcomplete.js;h=95e75149c3d6408124c4c9488e6a35a99b66570f;hb=4593f43254aae1bda40c8b348e16bc28fc11b4c6;hp=20031017500f67fba45862c4ce4314fd7d455f35;hpb=01b02dbcaa8532f965389375e961d9c47d74eeec;p=friendica.git diff --git a/library/jquery-textcomplete/jquery.textcomplete.js b/library/jquery-textcomplete/jquery.textcomplete.js index 2003101750..95e75149c3 100644 --- a/library/jquery-textcomplete/jquery.textcomplete.js +++ b/library/jquery-textcomplete/jquery.textcomplete.js @@ -149,7 +149,7 @@ if (typeof jQuery === 'undefined') { this.views = []; this.option = $.extend({}, Completer._getDefaults(), option); - if (!this.$el.is('input[type=text]') && !this.$el.is('textarea') && !element.isContentEditable && element.contentEditable != 'true') { + if (!this.$el.is('input[type=text]') && !this.$el.is('input[type=search]') && !this.$el.is('textarea') && !element.isContentEditable && element.contentEditable != 'true') { throw new Error('textcomplete must be called on a Textarea or a ContentEditable.'); } @@ -196,7 +196,7 @@ if (typeof jQuery === 'undefined') { if (this.option.adapter) { Adapter = this.option.adapter; } else { - if (this.$el.is('textarea') || this.$el.is('input[type=text]')) { + if (this.$el.is('textarea') || this.$el.is('input[type=text]') || this.$el.is('input[type=search]')) { viewName = typeof element.selectionEnd === 'number' ? 'Textarea' : 'IETextarea'; } else { viewName = 'ContentEditable'; @@ -217,6 +217,12 @@ if (typeof jQuery === 'undefined') { this.$el = this.adapter = this.dropdown = null; }, + deactivate: function () { + if (this.dropdown) { + this.dropdown.deactivate(); + } + }, + // Invoke textcomplete. trigger: function (text, skipUnchangedTerm) { if (!this.dropdown) { this.initialize(); } @@ -225,7 +231,7 @@ if (typeof jQuery === 'undefined') { if (searchQuery.length) { var term = searchQuery[1]; // Ignore shift-key, ctrl-key and so on. - if (skipUnchangedTerm && this._term === term) { return; } + if (skipUnchangedTerm && this._term === term && term !== "") { return; } this._term = term; this._search.apply(this, searchQuery); } else { @@ -432,6 +438,7 @@ if (typeof jQuery === 'undefined') { this.$el.off('.' + this.id); this.$inputEl.off('.' + this.id); this.clear(); + this.$el.remove(); this.$el = this.$inputEl = this.completer = null; delete dropdownViews[this.id] }, @@ -440,11 +447,18 @@ if (typeof jQuery === 'undefined') { var contentsHtml = this._buildContents(zippedData); var unzippedData = $.map(this.data, function (d) { return d.value; }); if (this.data.length) { + var strategy = zippedData[0].strategy; + if (strategy.id) { + this.$el.attr('data-strategy', strategy.id); + } else { + this.$el.removeAttr('data-strategy'); + } this._renderHeader(unzippedData); this._renderFooter(unzippedData); if (contentsHtml) { this._renderContents(contentsHtml); this._fitToBottom(); + this._fitToRight(); this._activateIndexedItem(); } this._setScroll(); @@ -456,8 +470,6 @@ if (typeof jQuery === 'undefined') { }, setPosition: function (pos) { - this.$el.css(this._applyPlacement(pos)); - // Make the dropdown fixed if the input is also fixed // This can't be done during init, as textcomplete may be used on multiple elements on the same page // Because the same dropdown is reused behind the scenes, we need to recheck every time the dropdown is showed @@ -467,10 +479,13 @@ if (typeof jQuery === 'undefined') { if($(this).css('position') === 'absolute') // The element has absolute positioning, so it's all OK return false; if($(this).css('position') === 'fixed') { + pos.top -= $window.scrollTop(); + pos.left -= $window.scrollLeft(); position = 'fixed'; return false; } }); + this.$el.css(this._applyPlacement(pos)); this.$el.css({ position: position }); // Update positioning return this; @@ -774,6 +789,23 @@ if (typeof jQuery === 'undefined') { } }, + _fitToRight: function() { + // We don't know how wide our content is until the browser positions us, and at that point it clips us + // to the document width so we don't know if we would have overrun it. As a heuristic to avoid that clipping + // (which makes our elements wrap onto the next line and corrupt the next item), if we're close to the right + // edge, move left. We don't know how far to move left, so just keep nudging a bit. + var tolerance = 30; // pixels. Make wider than vertical scrollbar because we might not be able to use that space. + var lastOffset = this.$el.offset().left, offset; + var width = this.$el.width(); + var maxLeft = $window.width() - tolerance; + while (lastOffset + width > maxLeft) { + this.$el.offset({left: lastOffset - tolerance}); + offset = this.$el.offset().left; + if (offset >= lastOffset) { break; } + lastOffset = offset; + } + }, + _applyPlacement: function (position) { // If the 'placement' option set to 'top', move the position above the element. if (this.placement.indexOf('top') !== -1) { @@ -843,6 +875,7 @@ if (typeof jQuery === 'undefined') { search: null, // Optional + id: null, cache: false, context: function () { return true; }, index: 2, @@ -932,11 +965,19 @@ if (typeof jQuery === 'undefined') { }, // Returns the caret's relative coordinates from body's left top corner. - // - // FIXME: Calculate the left top corner of `this.option.appendTo` element. getCaretPosition: function () { var position = this._getCaretRelativePosition(); var offset = this.$el.offset(); + + // Calculate the left top corner of `this.option.appendTo` element. + var $parent = this.option.appendTo; + if ($parent) { + if (!($parent instanceof $)) { $parent = $($parent); } + var parentOffset = $parent.offsetParent().offset(); + offset.top -= parentOffset.top; + offset.left -= parentOffset.left; + } + position.top += offset.top; position.left += offset.left; return position; @@ -962,6 +1003,7 @@ if (typeof jQuery === 'undefined') { // Suppress searching if it returns true. _skipSearch: function (clickEvent) { switch (clickEvent.keyCode) { + case 9: // TAB case 13: // ENTER case 40: // DOWN case 38: // UP @@ -989,21 +1031,6 @@ if (typeof jQuery === 'undefined') { this.initialize(element, completer, option); } - Textarea.DIV_PROPERTIES = { - left: -9999, - position: 'absolute', - top: 0, - whiteSpace: 'pre-wrap' - } - - Textarea.COPY_PROPERTIES = [ - 'border-width', 'font-family', 'font-size', 'font-style', 'font-variant', - 'font-weight', 'height', 'letter-spacing', 'word-spacing', 'line-height', - 'text-decoration', 'text-align', 'width', 'padding-top', 'padding-right', - 'padding-bottom', 'padding-left', 'margin-top', 'margin-right', - 'margin-bottom', 'margin-left', 'border-style', 'box-sizing', 'tab-size' - ]; - $.extend(Textarea.prototype, $.fn.textcomplete.Adapter.prototype, { // Public methods // -------------- @@ -1024,56 +1051,38 @@ if (typeof jQuery === 'undefined') { } }, + getTextFromHeadToCaret: function () { + return this.el.value.substring(0, this.el.selectionEnd); + }, + // Private methods // --------------- - // Returns the caret's relative coordinates from textarea's left top corner. - // - // Browser native API does not provide the way to know the position of - // caret in pixels, so that here we use a kind of hack to accomplish - // the aim. First of all it puts a dummy div element and completely copies - // the textarea's style to the element, then it inserts the text and a - // span element into the textarea. - // Consequently, the span element's position is the thing what we want. _getCaretRelativePosition: function () { - var dummyDiv = $('
').css(this._copyCss()) - .text(this.getTextFromHeadToCaret()); - var span = $('').text('.').appendTo(dummyDiv); - this.$el.before(dummyDiv); - var position = span.position(); - position.top += span.height() - this.$el.scrollTop(); - position.lineHeight = span.height(); - dummyDiv.remove(); - return position; - }, - - _copyCss: function () { - return $.extend({ - // Set 'scroll' if a scrollbar is being shown; otherwise 'auto'. - overflow: this.el.scrollHeight > this.el.offsetHeight ? 'scroll' : 'auto' - }, Textarea.DIV_PROPERTIES, this._getStyles()); + var p = $.fn.textcomplete.getCaretCoordinates(this.el, this.el.selectionStart); + return { + top: p.top + this._calculateLineHeight() - this.$el.scrollTop(), + left: p.left - this.$el.scrollLeft() + }; }, - _getStyles: (function ($) { - var color = $('').css(['color']).color; - if (typeof color !== 'undefined') { - return function () { - return this.$el.css(Textarea.COPY_PROPERTIES); - }; - } else { // jQuery < 1.8 - return function () { - var $el = this.$el; - var styles = {}; - $.each(Textarea.COPY_PROPERTIES, function (i, property) { - styles[property] = $el.css(property); - }); - return styles; - }; + _calculateLineHeight: function () { + var lineHeight = parseInt(this.$el.css('line-height'), 10); + if (isNaN(lineHeight)) { + // http://stackoverflow.com/a/4515470/1297336 + var parentNode = this.el.parentNode; + var temp = document.createElement(this.el.nodeName); + var style = this.el.style; + temp.setAttribute( + 'style', + 'margin:0px;padding:0px;font-family:' + style.fontFamily + ';font-size:' + style.fontSize + ); + temp.innerHTML = 'test'; + parentNode.appendChild(temp); + lineHeight = temp.clientHeight; + parentNode.removeChild(temp); } - })($), - - getTextFromHeadToCaret: function () { - return this.el.value.substring(0, this.el.selectionEnd); + return lineHeight; } }); @@ -1168,9 +1177,28 @@ if (typeof jQuery === 'undefined') { pre = pre.replace(strategy.match, newSubstr); range.selectNodeContents(range.startContainer); range.deleteContents(); - var node = document.createTextNode(pre + post); - range.insertNode(node); - range.setStart(node, pre.length); + + // create temporary elements + var preWrapper = document.createElement("div"); + preWrapper.innerHTML = pre; + var postWrapper = document.createElement("div"); + postWrapper.innerHTML = post; + + // create the fragment thats inserted + var fragment = document.createDocumentFragment(); + var childNode; + var lastOfPre; + while (childNode = preWrapper.firstChild) { + lastOfPre = fragment.appendChild(childNode); + } + while (childNode = postWrapper.firstChild) { + fragment.appendChild(childNode); + } + + // insert the fragment & jump behind the last node in "pre" + range.insertNode(fragment); + range.setStartAfter(lastOfPre); + range.collapse(true); sel.removeAllRanges(); sel.addRange(range); @@ -1223,5 +1251,151 @@ if (typeof jQuery === 'undefined') { $.fn.textcomplete.ContentEditable = ContentEditable; }(jQuery); +// The MIT License (MIT) +// +// Copyright (c) 2015 Jonathan Ong me@jongleberry.com +// +// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and +// associated documentation files (the "Software"), to deal in the Software without restriction, +// including without limitation the rights to use, copy, modify, merge, publish, distribute, +// sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is +// furnished to do so, subject to the following conditions: +// +// The above copyright notice and this permission notice shall be included in all copies or +// substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT +// NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, +// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +// +// https://github.com/component/textarea-caret-position + +(function ($) { + +// The properties that we copy into a mirrored div. +// Note that some browsers, such as Firefox, +// do not concatenate properties, i.e. padding-top, bottom etc. -> padding, +// so we have to do every single property specifically. +var properties = [ + 'direction', // RTL support + 'boxSizing', + 'width', // on Chrome and IE, exclude the scrollbar, so the mirror div wraps exactly as the textarea does + 'height', + 'overflowX', + 'overflowY', // copy the scrollbar for IE + + 'borderTopWidth', + 'borderRightWidth', + 'borderBottomWidth', + 'borderLeftWidth', + 'borderStyle', + + 'paddingTop', + 'paddingRight', + 'paddingBottom', + 'paddingLeft', + + // https://developer.mozilla.org/en-US/docs/Web/CSS/font + 'fontStyle', + 'fontVariant', + 'fontWeight', + 'fontStretch', + 'fontSize', + 'fontSizeAdjust', + 'lineHeight', + 'fontFamily', + + 'textAlign', + 'textTransform', + 'textIndent', + 'textDecoration', // might not make a difference, but better be safe + + 'letterSpacing', + 'wordSpacing', + + 'tabSize', + 'MozTabSize' + +]; + +var isBrowser = (typeof window !== 'undefined'); +var isFirefox = (isBrowser && window.mozInnerScreenX != null); + +function getCaretCoordinates(element, position, options) { + if(!isBrowser) { + throw new Error('textarea-caret-position#getCaretCoordinates should only be called in a browser'); + } + + var debug = options && options.debug || false; + if (debug) { + var el = document.querySelector('#input-textarea-caret-position-mirror-div'); + if ( el ) { el.parentNode.removeChild(el); } + } + + // mirrored div + var div = document.createElement('div'); + div.id = 'input-textarea-caret-position-mirror-div'; + document.body.appendChild(div); + + var style = div.style; + var computed = window.getComputedStyle? getComputedStyle(element) : element.currentStyle; // currentStyle for IE < 9 + + // default textarea styles + style.whiteSpace = 'pre-wrap'; + if (element.nodeName !== 'INPUT') + style.wordWrap = 'break-word'; // only for textarea-s + + // position off-screen + style.position = 'absolute'; // required to return coordinates properly + if (!debug) + style.visibility = 'hidden'; // not 'display: none' because we want rendering + + // transfer the element's properties to the div + properties.forEach(function (prop) { + style[prop] = computed[prop]; + }); + + if (isFirefox) { + // Firefox lies about the overflow property for textareas: https://bugzilla.mozilla.org/show_bug.cgi?id=984275 + if (element.scrollHeight > parseInt(computed.height)) + style.overflowY = 'scroll'; + } else { + style.overflow = 'hidden'; // for Chrome to not render a scrollbar; IE keeps overflowY = 'scroll' + } + + div.textContent = element.value.substring(0, position); + // the second special handling for input type="text" vs textarea: spaces need to be replaced with non-breaking spaces - http://stackoverflow.com/a/13402035/1269037 + if (element.nodeName === 'INPUT') + div.textContent = div.textContent.replace(/\s/g, '\u00a0'); + + var span = document.createElement('span'); + // Wrapping must be replicated *exactly*, including when a long word gets + // onto the next line, with whitespace at the end of the line before (#7). + // The *only* reliable way to do that is to copy the *entire* rest of the + // textarea's content into the created at the caret position. + // for inputs, just '.' would be enough, but why bother? + span.textContent = element.value.substring(position) || '.'; // || because a completely empty faux span doesn't render at all + div.appendChild(span); + + var coordinates = { + top: span.offsetTop + parseInt(computed['borderTopWidth']), + left: span.offsetLeft + parseInt(computed['borderLeftWidth']) + }; + + if (debug) { + span.style.backgroundColor = '#aaa'; + } else { + document.body.removeChild(div); + } + + return coordinates; +} + +$.fn.textcomplete.getCaretCoordinates = getCaretCoordinates; + +}(jQuery)); + return jQuery; }));