ModelDialog JavaScript模态对话框类代码澳门金沙30064在线网站

By admin in 计算机教程 on 2019年9月17日

/**
* JavaScript ModelDialog v0.1
*
* new ModelDialog({
* caption 标题 ‘对话框标题'(默认)
* template 主体内容 ”(默认)
* dialogCls 对话框className ‘md-dialog'(默认)
* headCls 头部className ‘md-head'(默认)
* btnCloseCls 关闭按钮className ‘md-close'(默认)
* bodyCls 主体className ‘md-body'(默认)
* shadowBg 遮盖层背景色 ‘gray'(默认)
* shadowOpy 遮盖层透明的 0.2(默认)
* dragable 是否可拖拽 true(默认)
* dragInWin 是否仅在窗口内拖动 (true)默认 与area互斥
* area [minX,maxX,minY,maxY] 与dragInWin互斥
* });
*/

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核心代码:

复制代码 代码如下:

/**
* JavaScript ModelDialog v0.4
* Copyright (c) 2010 snandy
* Blog: http://snandy.javaeye.com/
* QQ群: 34580561
* Date: 2010-09-08
*
*
* new ModelDialog({
* caption 标题 ‘对话框标题'(默认)
* template 主体内容 ”(默认)
* dialogCls 对话框className ‘md-dialog'(默认)
* headCls 头部className ‘md-head'(默认)
* btnCloseCls 关闭按钮className ‘md-close'(默认)
* bodyCls 主体className ‘md-body'(默认)
* shadowBg 遮盖层背景色 ‘gray'(默认)
* shadowOpy 遮盖层透明的 0.2(默认)
* dragable 是否可拖拽 true(默认)
* dragInWin 是否仅在窗口内拖动 (true)默认 与area互斥
* area [minX,maxX,minY,maxY] 与dragInWin互斥
* });
*/
ModelDialog =
function(){
var px = ‘px’;
var isIE = /msie/.test(navigator.userAgent.toLowerCase());

function getViewSize(){
return {w: window[‘innerWidth’] ||
document.documentElement.clientWidth,
h: window[‘innerHeight’] || document.documentElement.clientHeight}
}
function getFullSize(){
var w = Math.max(document.documentElement.clientWidth
,document.body.clientWidth) +
Math.max(document.documentElement.scrollLeft,
document.body.scrollLeft);
var h =
Math.max(document.documentElement.clientHeight,document.body.clientHeight)

  • Math.max(document.documentElement.scrollTop,
    document.body.scrollTop);
    w = Math.max(document.documentElement.scrollWidth,w);
    h = Math.max(document.documentElement.scrollHeight,h);
    return {w:w,h:h};
    }
    function $(tag){
    return new $.prototype.init(tag);
    }
    $.prototype = {
    init : function(tag){
    this[0] = document.createElement(tag);
    return this;
    },
    setCls : function(cls){
    this[0].className = cls;
    return this;
    },
    setSty : function(name,val){
    name==’opacity’ ?
    isIE ?
    this[0].style.filter = ‘Alpha(Opacity=’ + val*100 + ‘)’ :
    this[0].style.opacity = val :
    this[0].style[name] = val;
    return this;
    },
    css : function(str){
    this[0].style.cssText = str;
    return this;
    },
    html : function(str){
    this[0].innerHTML = str;
    return this;
    }
    }
    $.prototype.init.prototype = $.prototype;

function ModelDialog(opt){
this.dialogCls = opt.dialogCls || ‘md-dialog’;
this.headCls = opt.headCls || ‘md-head’;
this.btnCloseCls = opt.btnCloseCls || ‘md-close’;
this.bodyCls = opt.bodyCls || ‘md-body’;
this.shadowBg = opt.shadowBg || ‘gray’;
this.shadowOpy = opt.shadowOpy || ‘0.2’;
this.caption = opt.caption || “对话框标题”;
this.template = opt.template || ”;
this.dragable = opt.dragable != false;
this.dragInWin = opt.dragInWin != false;
this.area = opt.area;
this.dialog = null;
this.head = null;
this.label = null;
this.btnClose = null;
this.body = null;
this.shadow = null;
this.init();
}
ModelDialog.prototype = {
init : function(){
var _this = this;
this.dialog =
$(‘div’).setCls(this.dialogCls).css(‘position:absolute;z-index:100;’)[0];
this.head = $(‘div’).setCls(this.headCls)[0];
this.label = $(‘label’).html(this.caption)[0];
this.btnClose = $(‘div’).setCls(this.btnCloseCls)[0];
this.on(this.btnClose,’click’,function(){
_this.onClose();
});
this.head.appendChild(this.label);
this.head.appendChild(this.btnClose);
this.body = $(‘div’).setCls(this.bodyCls)[0];
this.setContent(this.template);
this.dialog.appendChild(this.head);
this.dialog.appendChild(this.body);
this.createShadow();
document.body.appendChild(this.shadow);
document.body.appendChild(this.dialog);
this.moveToCenter();
// 计算拖拽范围
//
标准模式下:clientWidth=width+padding;offsetWidth=width+padding+border
if(this.dragable){
if(this.dragInWin){
var maxX = getViewSize().w – this.dialog.offsetWidth;
var maxY = getViewSize().h – this.dialog.offsetHeight;
this.dragdrop(this.dialog,{
bridge : this.head,
area : [0,maxX,0,maxY]
});
return;
}
if(this.area){
this.dragdrop(this.dialog,{
bridge : this.head,
area : this.area
});
return;
}
this.dragdrop(this.dialog,{
bridge : this.head
});

}

},
destroy : function(){
this.dialog = null;
this.head = null;
this.label = null;
this.btnClose = null;
this.body = null;
this.shadow = null;
},
createShadow : function(){
var str = ‘position:absolute;left:0px;top:0px;z-index:1’ +
‘;width:’ + getFullSize().w + px +
‘;height:’ + getFullSize().h + px +
‘;background:’ + this.shadowBg +
‘;opacity:’ + this.shadowOpy +
‘;filter:Alpha(Opacity=’ + this.shadowOpy*100 + ‘);’;
var _this = this;
this.shadow = $(“div”).setCls(‘md-shadow’).css(str)[0];
this.on(window,’resize’,function(){
_this.shadow.style.width = getFullSize().w + px;
_this.shadow.style.height = getFullSize().h + px;
_this.moveToCenter();
});
},
moveTo : function(x, y){
this.dialog.style.left = x + px;
this.dialog.style.top = y + px;
},
moveToCenter : function(){
var size = getViewSize();
var x = (size.w-50)/2 – (this.dialog.clientWidth-50)/2;
var y = (size.h- 50)/2 – (this.dialog.clientHeight-50)/2 +
document.documentElement.scrollTop;
this.moveTo(x, y);
},
setCaption : function(v){
this.caption = v;
this.label.innerHTML = v;
},
setContent : function(str){
this.template = str;
this.body.innerHTML = str;
},
onClose : function(){
document.body.removeChild(this.dialog);
document.body.removeChild(this.shadow);
if(this[‘onbi’]){
this.onbi();
}
this.destroy();
},
on : function(el, type, fn){
el.addEventListener ?
el.addEventListener(type, fn, false) :
el.attachEvent ?
el.attachEvent(“on” + type, fn) :
el[‘on’+type] = fn;
},
un : function(el,type,fn){
el.removeEventListener ?
el.removeEventListener(type, fn, false) :
el.detachEvent ?
el.detachEvent(“on” + type, fn) :
el[‘on’+type] = null;
},
dragdrop : function(){
return function(el,opt){
var _this=this, ele, diffX, diffY, dragX=true,dragY=true, minX, maxX,
minY, maxY, bridge;
ele = el;
opt && opt.dragX===false && (dragX=false);
opt && opt.dragY===false && (dragY=false);
opt && opt.area && typeof opt.area[0]===’number’ &&
(minX=opt.area[0]);
opt && opt.area && typeof opt.area[1]===’number’ &&
(maxX=opt.area[1]);
opt && opt.area && typeof opt.area[2]===’number’ &&
(minY=opt.area[2]);
opt && opt.area && typeof opt.area[3]===’number’ &&
(maxY=opt.area[3]);
opt && opt.bridge && (bridge=opt.bridge);
ele.style.position = ‘absolute’;
bridge ?
this.on(bridge,’mousedown’,mousedown) :
this.on(ele,’mousedown’,mousedown);
function mousedown(e){
e = e || window.event;
ele.style.cursor = ‘pointer’;
if(ele.setCapture){//IE
_this.on(ele, “losecapture”, mouseup);
ele.setCapture();
e.cancelBubble = true; //IE
}else if(window.captureEvents){//标准DOM
e.stopPropagation();
_this.on(window, “blur”, mouseup);
e.preventDefault();
}
_x = e.clientX;
_y = e.clientY;
diffX = e.clientX – ele.offsetLeft;
diffY = e.clientY – ele.offsetTop;
_this.on(document,’mousemove’,mousemove);
_this.on(document,’mouseup’,mouseup);
}
function mousemove(e){
e = e || window.event;
var moveX = e.clientX – diffX,
moveY = e.clientY – diffY;
moveX < minX && (moveX = minX); // left 最小值
moveX > maxX && (moveX = maxX); // left 最大值
moveY < minY && (moveY = minY); // top 最小值
moveY > maxY && (moveY = maxY); // top 最大值

dragX && (ele.style.left = moveX + ‘px’);
dragY && (ele.style.top = moveY + ‘px’);
}
function mouseup(e){
ele.style.cursor = ‘default’;
_this.un(document,’mousemove’,mousemove);
_this.un(document,’mouseup’,mouseup);
if(ele.releaseCapture){//IE
_this.un(ele, “losecapture”, mouseup);
ele.releaseCapture();
}
if(window.releaseEvents){//标准DOM
_this.un(window, “blur”, mouseup);
}
}
}
}()

}
return ModelDialog;
}();

演示地址 http://demo.jb51.net/js/2011/ModelDialog/index.html
打包下载地址
//www.jb51.net/jiaoben/35245.html

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