文件名称:
js复制源码到剪切板ZeroClipboard第三方控件
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文件大小: 11kb
下载次数: 0
上传时间: 2015-12-08
详细说明：
/*! * ZeroClipboard * The ZeroClipboard library provides an easy way to copy text to the clipboard using an invisible Adobe Flash movie and a JavaScript interface. * Copyright (c) 2013 Jon Rohan, James M. Greene * Licensed MIT * http://www.yunpansou.cn/ * v1.2.0-beta.4 */ (function() { "use strict"; var _camelizeCssPropName = function() { var matcherRegex = /\-([a-z])/g, replacerFn = function(match, group) { return group.toUpperCase(); }; return function(prop) { return prop.replace(matcherRe gex, replacerFn); }; }(); var _getStyle = function(el, prop) { var value, camelProp, tagName, possiblePointers, i, len; if (window.getComputedStyle) { value = window.getComputedStyle(el, null).getPropertyValue(prop); } else { camelProp = _camelizeCssPropName(prop); if (el.currentStyle) { value = el.currentStyle[camelProp]; } else { value = el.style[camelProp]; } } if (prop === "cursor") { if (!value || value === "auto") { tagName = el.tagName.toLowerCase(); possiblePointers = [ "a" ]; for (i = 0, len = possiblePointers.length; i < len; i++) { if (tagName === possiblePointers[i]) { return "pointer"; } } } } return value; }; var _elementMouseOver = function(event) { if (!ZeroClipboard.prototype._singleton) return; if (!event) { event = window.event; } var target; if (this !== window) { target = this; } else if (event.target) { target = event.target; } else if (event.srcElement) { target = event.srcElement; } ZeroClipboard.prototype._singleton.setCurrent(target); }; var _addEventHandler = function(element, method, func) { if (element.addEventListener) { element.addEventListener(method, func, false); } else if (element.attachEvent) { element.attachEvent("on" + method, func); } }; var _removeEventHandler = function(element, method, func) { if (element.removeEventListener) { element.removeEventListener(method, func, false); } else if (element.detachEvent) { element.detachEvent("on" + method, func); } }; var _addClass = function(element, value) { if (element.addClass) { element.addClass(value); return element; } if (value && typeof value === "string") { var classNames = (value || "").split(/\s+/); if (element.nodeType === 1) { if (!element.className) { element.className = value; } else { var className = " " + element.className + " ", setClass = element.className; for (var c = 0, cl = classNames.length; c < cl; c++) { if (className.indexOf(" " + classNames[c] + " ") < 0) { setClass += " " + classNames[c]; } } element.className = setClass.replace(/^\s+|\s+$/g, ""); } } } return element; }; var _removeClass = function(element, value) { if (element.removeClass) { element.removeClass(value); return element; } if (value && typeof value === "string" || value === undefined) { var classNames = (value || "").split(/\s+/); if (element.nodeType === 1 && element.className) { if (value) { var className = (" " + element.className + " ").replace(/[\n\t]/g, " "); for (var c = 0, cl = classNames.length; c < cl; c++) { className = className.replace(" " + classNames[c] + " ", " "); } element.className = className.replace(/^\s+|\s+$/g, ""); } else { element.className = ""; } } } return element; }; var _getZoomFactor = function() { var rect, physicalWidth, logicalWidth, zoomFactor = 1; if (typeof document.body.getBoundingClientRect === "function") { rect = document.body.getBoundingClientRect(); physicalWidth = rect.right - rect.left; logicalWidth = document.body.offsetWidth; zoomFactor = Math.round(physicalWidth / logicalWidth * 100) / 100; } return zoomFactor; }; var _getDOMObjectPosition = function(obj) { var info = { left: 0, top: 0, width: 0, height: 0, zIndex: 999999999 }; var zi = _getStyle(obj, "z-index"); if (zi && zi !== "auto") { info.zIndex = parseInt(zi, 10); } if (obj.getBoundingClientRect) { var rect = obj.getBoundingClientRect(); var pageXOffset, pageYOffset, zoomFactor; if ("pageXOffset" in window && "pageYOffset" in window) { pageXOffset = window.pageXOffset; pageYOffset = window.pageYOffset; } else { zoomFactor = _getZoomFactor(); pageXOffset = Math.round(document.documentElement.scrollLeft / zoomFactor); pageYOffset = Math.round(document.documentElement.scrollTop / zoomFactor); } var leftBorderWidth = document.documentElement.clientLeft || 0; var topBorderWidth = document.documentElement.clientTop || 0; info.left = rect.left + pageXOffset - leftBorderWidth; info.top = rect.top + pageYOffset - topBorderWidth; info.width = "width" in rect ? rect.width : rect.right - rect.left; info.height = "height" in rect ? rect.height : rect.bottom - rect.top; } return info; }; var _noCache = function(path, options) { var useNoCache = !(options && options.useNoCache === false); if (useNoCache) { return (path.indexOf("?") === -1 ? "?" : "&") + "nocache=" + new Date().getTime(); } else { return ""; } }; var _vars = function(options) { var str = []; var origins = []; if (options.trustedOrigins) { if (typeof options.trustedOrigins === "string") { origins = origins.push(options.trustedOrigins); } else if (typeof options.trustedOrigins === "object" && "length" in options.trustedOrigins) { origins = origins.concat(options.trustedOrigins); } } if (options.trustedDomains) { if (typeof options.trustedDomains === "string") { origins = origins.push(options.trustedDomains); } else if (typeof options.trustedDomains === "object" && "length" in options.trustedDomains) { origins = origins.concat(options.trustedDomains); } } if (origins.length) { str.push("trustedOrigins=" + encodeURIComponent(origins.join(","))); } if (typeof options.amdModuleId === "string" && options.amdModuleId) { str.push("amdModuleId=" + encodeURIComponent(options.amdModuleId)); } if (typeof options.cjsModuleId === "string" && options.cjsModuleId) { str.push("cjsModuleId=" + encodeURIComponent(options.cjsModuleId)); } return str.join("&"); }; var _inArray = function(elem, array) { if (array.indexOf) { return array.indexOf(elem); } for (var i = 0, length = array.length; i < length; i++) { if (array[i] === elem) { return i; } } return -1; }; var _prepGlue = function(elements) { if (typeof elements === "string") throw new TypeError("ZeroClipboard doesn't accept query strings."); if (!elements.length) return [ elements ]; return elements; }; var _dispatchCallback = function(func, element, instance, args, async) { if (async) { window.setTimeout(function() { func.call(element, instance, args); }, 0); } else { func.call(element, instance, args); } }; var ZeroClipboard = function(elements, options) { if (elements) (ZeroClipboard.prototype._singleton || this).glue(elements); if (ZeroClipboard.prototype._singleton) return ZeroClipboard.prototype._singleton; ZeroClipboard.prototype._singleton = this; this.options = {}; for (var kd in _defaults) this.options[kd] = _defaults[kd]; for (var ko in options) this.options[ko] = options[ko]; this.handlers = {}; if (ZeroClipboard.detectFlashSupport()) _bridge(); }; var currentElement, gluedElements = []; ZeroClipboard.prototype.setCurrent = function(element) { currentElement = element; this.reposition(); var titleAttr = element.getAttribute("title"); if (titleAttr) { this.setTitle(titleAttr); } var useHandCursor = this.options.forceHandCursor === true || _getStyle(element, "cursor") === "pointer"; _setHandCursor.call(this, useHandCursor); }; ZeroClipboard.prototype.setText = function(newText) { if (newText && newText !== "") { this.options.text = newText; if (this.ready()) this.flashBridge.setText(newText); } }; ZeroClipboard.prototype.setTitle = function(newTitle) { if (newTitle && newTitle !== "") this.htmlBridge.setAttribute("title", newTitle); }; ZeroClipboard.prototype.setSize = function(width, height) { if (this.ready()) this.flashBridge.setSize(width, height); }; ZeroClipboard.prototype.setHandCursor = function(enabled) { enabled = typeof enabled === "boolean" ? enabled : !!enabled; _setHandCursor.call(this, enabled); this.options.forceHandCursor = enabled; }; var _setHandCursor = function(enabled) { if (this.ready()) this.flashBridge.setHandCursor(enabled); }; ZeroClipboard.version = "1.2.0-beta.4"; var _defaults = { moviePath: "ZeroClipboard.swf", trustedOrigins: null, text: null, hoverClass: "zeroclipboard-is-hover", activeClass: "zeroclipboard-is-active", allowScriptAccess: "sameDomain", useNoCache: true, forceHandCursor: false }; ZeroClipboard.setDefaults = function(options) { for (var ko in options) _defaults[ko] = options[ko]; }; ZeroClipboard.destroy = function() { ZeroClipboard.prototype._singleton.unglue(gluedElements); var bridge = ZeroClipboard.prototype._singleton.htmlBridge; bridge.parentNode.removeChild(bridge); delete ZeroClipboard.prototype._singleton; }; ZeroClipboard.detectFlashSupport = function() { var hasFlash = false; if (typeof ActiveXObject === "function") { try { if (new ActiveXObject("ShockwaveFlash.ShockwaveFlash")) { hasFlash = true; } } catch (error) {} } if (!hasFlash && navigator.mimeTypes["application/x-shockwave-flash"]) { hasFlash = true; } return hasFlash; }; var _amdModuleId = null; var _cjsModuleId = null; var _bridge = function() { var client = ZeroClipboard.prototype._singleton; var container = document.getElementById("global-zeroclipboard-html-bridge"); if (!container) { var opts = {}; for (var ko in client.options) opts[ko] = client.options[ko]; opts.amdModuleId = _amdModuleId; opts.cjsModuleId = _cjsModuleId; var flashvars = _vars(opts); var html = ' '; container = document.createElement("div"); container.id = "global-zeroclipboard-html-bridge"; container.setAttribute("class", "global-zeroclipboard-container"); container.setAttribute("data-clipboard-ready", false); container.style.position = "absolute"; container.style.left = "-9999px"; container.style.top = "-9999px"; container.style.width = "15px"; container.style.height = "15px"; container.style.zIndex = "9999"; container.innerHTML = html; document.body.appendChild(container); } client.htmlBridge = container; client.flashBridge = document["global-zeroclipboard-flash-bridge"] || container.children[0].lastElementChild; }; ZeroClipboard.prototype.resetBridge = function() { this.htmlBridge.style.left = "-9999px"; this.htmlBridge.style.top = "-9999px"; this.htmlBridge.removeAttribute("title"); this.htmlBridge.removeAttribute("data-clipboard-text"); _removeClass(currentElement, this.options.activeClass); currentElement = null; this.options.text = null; }; ZeroClipboard.prototype.ready = function() { var ready = this.htmlBridge.getAttribute("data-clipboard-ready"); return ready === "true" || ready === true; }; ZeroClipboard.prototype.reposition = function() { if (!currentElement) return false; var pos = _getDOMObjectPosition(currentElement); this.htmlBridge.style.top = pos.top + "px"; this.htmlBridge.style.left = pos.left + "px"; this.htmlBridge.style.width = pos.width + "px"; this.htmlBridge.style.height = pos.height + "px"; this.htmlBridge.style.zIndex = pos.zIndex + 1; this.setSize(pos.width, pos.height); }; ZeroClipboard.dispatch = function(eventName, args) { ZeroClipboard.prototype._singleton.receiveEvent(eventName, args); }; ZeroClipboard.prototype.on = function(eventName, func) { var events = eventName.toString().split(/\s/g); for (var i = 0; i < events.length; i++) { eventName = events[i].toLowerCase().replace(/^on/, ""); if (!this.handlers[eventName]) this.handlers[eventName] = func; } if (this.handlers.noflash && !ZeroClipboard.detectFlashSupport()) { this.receiveEvent("onNoFlash", null); } }; ZeroClipboard.prototype.addEventListener = ZeroClipboard.prototype.on; ZeroClipboard.prototype.off = function(eventName, func) { var events = eventName.toString().split(/\s/g); for (var i = 0; i < events.length; i++) { eventName = events[i].toLowerCase().replace(/^on/, ""); for (var event in this.handlers) { if (event === eventName && this.handlers[event] === func) { delete this.handlers[event]; } } } }; ZeroClipboard.prototype.removeEventListener = ZeroClipboard.prototype.off; ZeroClipboard.prototype.receiveEvent = function(eventName, args) { eventName = eventName.toString().toLowerCase().replace(/^on/, ""); var element = currentElement; var performCallbackAsync = true; switch (eventName) { case "load": if (args && parseFloat(args.flashVersion.replace(",", ".").replace(/[^0-9\.]/gi, "")) < 10) { this.receiveEvent("onWrongFlash", { flashVersion: args.flashVersion }); return; } this.htmlBridge.setAttribute("data-clipboard-ready", true); break; case "mouseover": _addClass(element, this.options.hoverClass); break; case "mouseout": _removeClass(element, this.options.hoverClass); this.resetBridge(); break; case "mousedown": _addClass(element, this.options.activeClass); break; case "mouseup": _removeClass(element, this.options.activeClass); break; case "datarequested": var targetId = element.getAttribute("data-clipboard-target"), targetEl = !targetId ? null : document.getElementById(targetId); if (targetEl) { var textContent = targetEl.value || targetEl.textContent || targetEl.innerText; if (textContent) this.setText(textContent); } else { var defaultText = element.getAttribute("data-clipboard-text"); if (defaultText) this.setText(defaultText); } performCallbackAsync = false; break; case "complete": this.options.text = null; break; } if (this.handlers[eventName]) { var func = this.handlers[eventName]; if (typeof func === "string" && typeof window[func] === "function") { func = window[func]; } if (typeof func === "function") { _dispatchCallback(func, element, this, args, performCallbackAsync); } } }; ZeroClipboard.prototype.glue = function(elements) { elements = _prepGlue(elements); for (var i = 0; i < elements.length; i++) { if (_inArray(elements[i], gluedElements) == -1) { gluedElements.push(elements[i]); _addEventHandler(elements[i], "mouseover", _elementMouseOver); } } }; ZeroClipboard.prototype.unglue = function(elements) { elements = _prepGlue(elements); for (var i = 0; i < elements.length; i++) { _removeEventHandler(elements[i], "mouseover", _elementMouseOver); var arrayIndex = _inArray(elements[i], gluedElements); if (arrayIndex != -1) gluedElements.splice(arrayIndex, 1); } }; if (typeof define === "function" && define.amd) { define([ "require", "exports", "module" ], function(require, exports, module) { _amdModuleId = module && module.id || null; return ZeroClipboard; }); } else if (typeof module !== "undefined" && module) { _cjsModuleId = module.id || null; module.exports = ZeroClipboard; } else { window.ZeroClipboard = ZeroClipboard; } })(); ...展开收缩
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