window.js mainly contains some operations on the page_javascript skills

Copy code The code is as follows:

//Handling page exceptions
function Exception() {
}

//Common interface of page elements
function View() {
//Page elements
this.element = null;
//Text color
this.color = null;

//Set style
this.setStyle = function(name, value) {
eval("this.element.style." name " = '" value "'");
}
//Get the style
this.getStyle = function(name) {
return eval("this.element.style." name);
}

//Set floating style
this.setFloat = function(styleFloat) {
this.setStyle("styleFloat" , styleFloat);
}
//Set the background color
this.setBackgroundColor = function(backgroundColor) {
this.setStyle("backgroundColor", backgroundColor);
}
/ /Get the background color
this.getBackgroundColor = function() {
return this.getStyle("backgroundColor");
}
//Set the object width
this.setWidth = function(width ) {
//alert(width);
this.setStyle("width", width);
}
//Set object width
this.setHeight = function(height) {
this.setStyle("height", height);
}
//Set page positioning
this.setPosition = function(position) {
this.setStyle("position", position );
}
//Set layer
this.setZIndex = function(zIndex) {
this.setStyle("zIndex", zIndex);
}
//Left distance
this.setLeft = function(left) {
this.setStyle("left", left);
}
//Distance from top
this.setTop = function(top) {
this.setStyle("top", top);
}
//Whether to wrap the line
this.setWhiteSpace = function(whiteSpace) {
this.setStyle("whiteSpace", whiteSpace);
}
this.setMargin = function(margin) {
this.setStyle("margin", margin);
}
this.setPadding = function(padding) {
this .setStyle("padding", padding);
}

//Set attributes
this.setAttributeIsHave = function(attrName, value) {
eval("this.element.setAttribute( '" attrName "', '" value "')");
}
this.setId = function(id) {
this.setAttributeIsHave("id", id);
}
this.setInnerText = function(innertext) {
this.setAttributeIsHave("innerText", innertext);
}

//Add custom attributes
this.setAttributeIsNot = function( attrName, value) {
var attr = document.createAttribute(attrName);
attr.value = value;
this.element.setAttributeNode(attr);
}

/ /Event listening
this.eventListener = function(eventName, exec) {
this.element.attachEvent(eventName, exec);
}
//Mouse move into object event
this.onmouseenterListener = function(exec) {
this.eventListener("onmouseenter", exec);
}
//Mouse out object event
this.onmouseleaveListener = function(exec) {
this. eventListener("onmouseleave", exec);
}
//Mouse click object event
this.onclickListener = function(exec) {
this.eventListener("onclick", exec);
}
}

//Single element
function Single() {
View.call(this);
}
//Can have child elements
function Multi() {
View.call(this);
//Collection of child elements
this.childElementList = new Array();
//Add child elements
this.addView = function(childElement) {
if(this.element == null) {
//Exception information to be added
return;
}
this.childElementList[this.childElementList.length] = childElement;
}
//Associated child element
this.appendChildElement = function(childElement) {
this.element.appendChild(childElement.element);
}
// Show element
this.show = function() {
for(var i = 0; i < this.childElementList.length; i ) {
var childElement = this.childElementList[i];
this.appendChildElement(childElement);
childElement.show();
}
}
}
//Panel
function Panel() {
Multi.call( this);
//Create page element
this.element = document.body;
}
//Line layout
function LineLayout() {
Multi.call(this) ;
this.element = document.createElement("div");
}
//Left Layout
function LeftLayout() {
Multi.call(this);
this .element = document.createElement("div");
this.setFloat("left");
}
//right layout
function RightLayout() {
Multi.call( this);
this.element = document.createElement("div");
this.setFloat("right");
}
function Menu() {
Multi.call( this);
this.element = document.createElement("div");
this.setWidth("100%");
var clickListener = function() {
return;
};
var moveInBackgroundColor = "red";
var moveOutBackgroundColor = this.getBackgroundColor();
this.show = function() {
var menuItem = null;
var menuEntiy = null ;
for(var i = 0; i < this.childElementList.length; i ) {
menuItem = new MenuItem();
menuEntiy = this.childElementList[i];
menuItem. addMenuEntity(menuEntiy);
menuItem.onmouseenterListener(moveInMenuItem);
menuItem.onmouseleaveListener(moveOutMenuItem);
menuItem.onclickListener(this.clickMenuItem ); );
this.appendChildElement(menuItem);
}
}
this.setClickListener = function(exec) {
clickListener = exec;
}
function moveInMenuItem() {
event.srcElement.style.backgroundColor = moveInBackgroundColor;
}
function moveOutMenuItem() {
event.srcElement.style.backgroundColor = moveOutBackgroundColor;
}

this.clickMenuItem = function() {
var child = clickListener();
document.body.appendChild(child.element);
child.setLeft(event.srcElement.offsetLeft);
child.setTop(event.srcElement.offsetParent.offsetTop event.srcElement.clientHeight);
child.show();
}
}
function ChildMenu() {
Multi.call(this);
this.element = document.createElement("div");
this.setPosition("absolute");
this.setZIndex(100);
this.setBackgroundColor("#ccffcc");
var moveInBackgroundColor = "red";
var moveOutBackgroundColor = this.getBackgroundColor();
this.show = function() {
var menuItem = null;
var menuEntiy = null;
for(var i = 0; i < this.childElementList.length; i ) {
menuItem = new MenuItem();
menuItem.setFloat("none");
menuEntiy = this.childElementList[i];
menuItem.addMenuEntity(menuEntiy);
menuItem.onmouseenterListener(moveInMenuItem);
menuItem.onmouseleaveListener(moveOutMenuItem);
//menuItem.onclickListener(clickMenuItem);
menuItem.setPadding("0 5px 0 15px");
this.appendChildElement(menuItem);
}
}
function moveInMenuItem() {
event.srcElement.style.backgroundColor = moveInBackgroundColor;
}
function moveOutMenuItem() {
event.srcElement.style.backgroundColor = moveOutBackgroundColor;
}
}

function MenuEntiy(id, name, action) {
this.id = id;
this.name = name ;
this.action = action;
}
function MenuItem() {
Single.call(this);
this.element = document.createElement("div");
this.setFloat("left");
this.setWhiteSpace("nowrap");
this.addMenuEntity = function(menuEntity) {
this.setId(menuEntity.id);
this.setInnerText(menuEntity.name);
this.setAttributeIsNot("action", menuEntity.action);
}
}