📄 container_core-debug.js
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*/ init: function (el, userConfig) { var elId, i, child; this.initEvents(); this.beforeInitEvent.fire(Module); /** * The Module's Config object used for monitoring * configuration properties. * @property cfg * @type YAHOO.util.Config */ this.cfg = new Config(this); if (this.isSecure) { this.imageRoot = Module.IMG_ROOT_SSL; } if (typeof el == "string") { elId = el; el = document.getElementById(el); if (! el) { el = (createModuleTemplate()).cloneNode(false); el.id = elId; } } this.element = el; if (el.id) { this.id = el.id; } child = this.element.firstChild; if (child) { do { switch (child.className) { case Module.CSS_HEADER: this.header = child; break; case Module.CSS_BODY: this.body = child; break; case Module.CSS_FOOTER: this.footer = child; break; } } while ((child = child.nextSibling)); } this.initDefaultConfig(); Dom.addClass(this.element, Module.CSS_MODULE); if (userConfig) { this.cfg.applyConfig(userConfig, true); } /* Subscribe to the fireQueue() method of Config so that any queued configuration changes are excecuted upon render of the Module */ if (!Config.alreadySubscribed(this.renderEvent, this.cfg.fireQueue, this.cfg)) { this.renderEvent.subscribe(this.cfg.fireQueue, this.cfg, true); } this.initEvent.fire(Module); }, /** * Initialized an empty IFRAME that is placed out of the visible area * that can be used to detect text resize. * @method initResizeMonitor */ initResizeMonitor: function () { var oDoc, oIFrame, sHTML; function fireTextResize() { Module.textResizeEvent.fire(); } if (!YAHOO.env.ua.opera) { oIFrame = Dom.get("_yuiResizeMonitor"); if (!oIFrame) { oIFrame = document.createElement("iframe"); if (this.isSecure && Module.RESIZE_MONITOR_SECURE_URL && YAHOO.env.ua.ie) { oIFrame.src = Module.RESIZE_MONITOR_SECURE_URL; } /* Need to set "src" attribute of the iframe to prevent the browser from reporting duplicate cookies. (See SourceForge bug #1721755) */ if (YAHOO.env.ua.gecko) { sHTML = "<html><head><script " + "type=\"text/javascript\">" + "window.onresize=function(){window.parent." + "YAHOO.widget.Module.textResizeEvent." + "fire();};window.parent.YAHOO.widget.Module." + "textResizeEvent.fire();</script></head>" + "<body></body></html>"; oIFrame.src = "data:text/html;charset=utf-8," + encodeURIComponent(sHTML); } oIFrame.id = "_yuiResizeMonitor"; /* Need to set "position" property before inserting the iframe into the document or Safari's status bar will forever indicate the iframe is loading (See SourceForge bug #1723064) */ oIFrame.style.position = "absolute"; oIFrame.style.visibility = "hidden"; document.body.appendChild(oIFrame); oIFrame.style.width = "10em"; oIFrame.style.height = "10em"; oIFrame.style.top = (-1 * oIFrame.offsetHeight) + "px"; oIFrame.style.left = (-1 * oIFrame.offsetWidth) + "px"; oIFrame.style.borderWidth = "0"; oIFrame.style.visibility = "visible"; if (YAHOO.env.ua.webkit) { oDoc = oIFrame.contentWindow.document; oDoc.open(); oDoc.close(); } } if (oIFrame && oIFrame.contentWindow) { Module.textResizeEvent.subscribe(this.onDomResize, this, true); if (!Module.textResizeInitialized) { if (!Event.on(oIFrame.contentWindow, "resize", fireTextResize)) { /* This will fail in IE if document.domain has changed, so we must change the listener to use the oIFrame element instead */ Event.on(oIFrame, "resize", fireTextResize); } Module.textResizeInitialized = true; } this.resizeMonitor = oIFrame; } } }, /** * Event handler fired when the resize monitor element is resized. * @method onDomResize * @param {DOMEvent} e The DOM resize event * @param {Object} obj The scope object passed to the handler */ onDomResize: function (e, obj) { var nLeft = -1 * this.resizeMonitor.offsetWidth, nTop = -1 * this.resizeMonitor.offsetHeight; this.resizeMonitor.style.top = nTop + "px"; this.resizeMonitor.style.left = nLeft + "px"; }, /** * Sets the Module's header content to the HTML specified, or appends * the passed element to the header. If no header is present, one will * be automatically created. * @method setHeader * @param {String} headerContent The HTML used to set the header * <em>OR</em> * @param {HTMLElement} headerContent The HTMLElement to append to * the header */ setHeader: function (headerContent) { var oHeader = this.header || (this.header = createHeader()); if (typeof headerContent == "string") { oHeader.innerHTML = headerContent; } else { oHeader.innerHTML = ""; oHeader.appendChild(headerContent); } this.changeHeaderEvent.fire(headerContent); this.changeContentEvent.fire(); }, /** * Appends the passed element to the header. If no header is present, * one will be automatically created. * @method appendToHeader * @param {HTMLElement} element The element to append to the header */ appendToHeader: function (element) { var oHeader = this.header || (this.header = createHeader()); oHeader.appendChild(element); this.changeHeaderEvent.fire(element); this.changeContentEvent.fire(); }, /** * Sets the Module's body content to the HTML specified, or appends the * passed element to the body. If no body is present, one will be * automatically created. * @method setBody * @param {String} bodyContent The HTML used to set the body <em>OR</em> * @param {HTMLElement} bodyContent The HTMLElement to append to the body */ setBody: function (bodyContent) { var oBody = this.body || (this.body = createBody()); if (typeof bodyContent == "string") { oBody.innerHTML = bodyContent; } else { oBody.innerHTML = ""; oBody.appendChild(bodyContent); } this.changeBodyEvent.fire(bodyContent); this.changeContentEvent.fire(); }, /** * Appends the passed element to the body. If no body is present, one * will be automatically created. * @method appendToBody * @param {HTMLElement} element The element to append to the body */ appendToBody: function (element) { var oBody = this.body || (this.body = createBody()); oBody.appendChild(element); this.changeBodyEvent.fire(element); this.changeContentEvent.fire(); }, /** * Sets the Module's footer content to the HTML specified, or appends * the passed element to the footer. If no footer is present, one will * be automatically created. * @method setFooter * @param {String} footerContent The HTML used to set the footer * <em>OR</em> * @param {HTMLElement} footerContent The HTMLElement to append to * the footer */ setFooter: function (footerContent) { var oFooter = this.footer || (this.footer = createFooter()); if (typeof footerContent == "string") { oFooter.innerHTML = footerContent; } else { oFooter.innerHTML = ""; oFooter.appendChild(footerContent); } this.changeFooterEvent.fire(footerContent); this.changeContentEvent.fire(); }, /** * Appends the passed element to the footer. If no footer is present, * one will be automatically created. * @method appendToFooter * @param {HTMLElement} element The element to append to the footer */ appendToFooter: function (element) { var oFooter = this.footer || (this.footer = createFooter()); oFooter.appendChild(element); this.changeFooterEvent.fire(element); this.changeContentEvent.fire(); }, /** * Renders the Module by inserting the elements that are not already * in the main Module into their correct places. Optionally appends * the Module to the specified node prior to the render's execution. * NOTE: For Modules without existing markup, the appendToNode argument * is REQUIRED. If this argument is ommitted and the current element is * not present in the document, the function will return false, * indicating that the render was a failure. * @method render * @param {String} appendToNode The element id to which the Module * should be appended to prior to rendering <em>OR</em> * @param {HTMLElement} appendToNode The element to which the Module * should be appended to prior to rendering * @param {HTMLElement} moduleElement OPTIONAL. The element that * represents the actual Standard Module container. * @return {Boolean} Success or failure of the render */ render: function (appendToNode, moduleElement) { var me = this, firstChild; function appendTo(element) { if (typeof element == "string") { element = document.getElementById(element); } if (element) { element.appendChild(me.element); me.appendEvent.fire(); } } this.beforeRenderEvent.fire(); if (! moduleElement) { moduleElement = this.element; } if (appendToNode) { appendTo(appendToNode); } else { /* No node was passed in. If the element is not already in the Dom, this fails */ if (! Dom.inDocument(this.element)) { YAHOO.log("Render failed. Must specify appendTo node if " + " Module isn't already in the DOM.", "error"); return false; }⌨️ 快捷键说明
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