jquery_dialog实现效果

  jquery_dialog实现效果

jquery_dialog.js

<!--
/*****************************************************************************

[作者]
吴剑 http://wu-jian.cnblogs.com/

[版本记录]
2009-06-01:版本1.0.1发布。
2009-07-05:版本1.0.2,更新了一些明显的BUG,完全支持了IE系列浏览器。
2009-08-15:版本1.0.3,封装了标准DOM,多浏览器下兼容,样式美化,添加了阴影效果。
2009-11-05:版本2.0.0,基于JQuery全新封装,应用了JS的命名空间,避免了客户端id冲突。
            项目正式更名为JQuery Dialog,优化了拖拽的核心实现,完全支持跨浏览器。
2009-12-13:版本2.0.1,优化了核心的拖拽算法,分离出DragAndDrop类。
            使用异步的Javascript让拖拽更为流畅。
            修复了鼠标拖动过快Dialog停顿的BUG。
            对拖拽的位置与滚动条之间进行协调,限制拖拽范围,修复了原有BUG。
            修复了当Dialog宽或高大于页面时定位的BUG。
            修复了鼠标样式与拖拽控制区不精确的BUG。
            至此,完善为一个较为强壮JQuery插件了。
2010-02-03:版本2.0.3,JQuery升级为1.4。
            为Open增加了内部扩展接口。
            修复IE6下部分显示BUG。

*****************************************************************************/

var JqueryDialog = {
    
    //配置项
    //模态窗口背景色
    "cBackgroundColor"            :    "#ffffff",
    
    //边框尺寸(像素)
    "cBorderSize"                :    2,
    //边框颜色
    "cBorderColor"                :    "#999999",

    //Header背景色
    "cHeaderBackgroundColor"    :    "#f0f0f0",
    //右上角关闭显示文本
    "cCloseText"                :    "X 关闭",
    //鼠标移上去时的提示文字
    "cCloseTitle"                :    "关闭",
    
    //Bottom背景色
    "cBottomBackgroundColor"    :    "#f0f0f0",
    //提交按钮文本
    "cSubmitText"                :    "确 认",
    //取消按钮文本
    "cCancelText"                :    "取 消",
    
    //拖拽效果
    "cDragTime"                    :    "100",
    
    /// <summary>创建对话框</summary>
    /// <param name="dialogTitle">对话框标题</param>
    /// <param name="iframeSrc">iframe嵌入页面地址</param>
    /// <param name="iframeWidth">iframe嵌入页面宽</param>
    /// <param name="iframeHeight">iframe嵌入页面高</param>
    Open:function(dialogTitle, iframeSrc, iframeWidth, iframeHeight){
        JqueryDialog.init(dialogTitle, iframeSrc, iframeWidth, iframeHeight, true, true, true);
    },
    
    /// <summary>创建对话框</summary>
    /// <param name="dialogTitle">对话框标题</param>
    /// <param name="iframeSrc">iframe嵌入页面地址</param>
    /// <param name="iframeWidth">iframe嵌入页面宽</param>
    /// <param name="iframeHeight">iframe嵌入页面高</param>
    /// <param name="isSubmitButton">是否呈现“确认”按钮</param>
    /// <param name="isCancelButton">是否呈现“取消”按钮</param>
    /// <param name="isDrag">是否支持拖拽</param>
    Open1:function(dialogTitle, iframeSrc, iframeWidth, iframeHeight, isSubmitButton, isCancelButton, isDrag){
        JqueryDialog.init(dialogTitle, iframeSrc, iframeWidth, iframeHeight, isSubmitButton, isCancelButton, isDrag);
    },
    
    /// <summary>创建对话框</summary>
    /// <param name="dialogTitle">对话框标题</param>
    /// <param name="iframeSrc">iframe嵌入页面地址</param>
    /// <param name="iframeWidth">iframe嵌入页面宽</param>
    /// <param name="iframeHeight">iframe嵌入页面高</param>
    /// <param name="isSubmitButton">是否呈现“确认”按钮</param>
    /// <param name="isCancelButton">是否呈现“取消”按钮</param>
    /// <param name="isDrag">是否支持拖拽</param>
    init:function(dialogTitle, iframeSrc, iframeWidth, iframeHeight, isSubmitButton, isCancelButton, isDrag){
        
        //获取客户端页面宽高
        var _client_width = document.body.clientWidth;
        var _client_height = document.documentElement.scrollHeight;
        
        //create shadow
        if(typeof($("#jd_shadow")[0]) == "undefined"){
            //前置
            $("body").prepend("<div id='jd_shadow'>&nbsp;</div>");
            var _jd_shadow = $("#jd_shadow");
            _jd_shadow.css("width", _client_width + "px");
            _jd_shadow.css("height", _client_height + "px");
        }
    
        //create dialog
        if(typeof($("#jd_dialog")[0]) != "undefined"){
            $("#jd_dialog").remove();
        }
        $("body").prepend("<div id='jd_dialog'></div>");
    
        //dialog location
        //left 边框*2 阴影5
        //top 边框*2 阴影5 header30 bottom50
        var _jd_dialog = $("#jd_dialog");
        var _left = (_client_width - (iframeWidth + JqueryDialog.cBorderSize * 2 + 5)) / 2;
        _jd_dialog.css("left", (_left < 0 ? 0 : _left) + document.documentElement.scrollLeft + "px");
        
        var _top = (document.documentElement.clientHeight - (iframeHeight + JqueryDialog.cBorderSize * 2 + 30 + 50 + 5)) / 2;
        _jd_dialog.css("top", (_top < 0 ? 0 : _top) + document.documentElement.scrollTop + "px");

        //create dialog shadow
        _jd_dialog.append("<div id='jd_dialog_s'>&nbsp;</div>");
        var _jd_dialog_s = $("#jd_dialog_s");
        //iframeWidth + double border
        _jd_dialog_s.css("width", iframeWidth + JqueryDialog.cBorderSize * 2 + "px");
        //iframeWidth + double border + header + bottom
        _jd_dialog_s.css("height", iframeHeight + JqueryDialog.cBorderSize * 2 + 30 + 50 + "px");

        //create dialog main
        _jd_dialog.append("<div id='jd_dialog_m'></div>");
        var _jd_dialog_m = $("#jd_dialog_m");
        _jd_dialog_m.css("border", JqueryDialog.cBorderColor + " " + JqueryDialog.cBorderSize + "px solid");
        _jd_dialog_m.css("width", iframeWidth + "px");
        _jd_dialog_m.css("background-color", JqueryDialog.cBackgroundColor);
    
        //header
        _jd_dialog_m.append("<div id='jd_dialog_m_h'></div>");
        var _jd_dialog_m_h = $("#jd_dialog_m_h");
        _jd_dialog_m_h.css("background-color", JqueryDialog.cHeaderBackgroundColor);
        
        //header left
        _jd_dialog_m_h.append("<span id='jd_dialog_m_h_l'>" + dialogTitle + "</span>");
        _jd_dialog_m_h.append("<span id='jd_dialog_m_h_r' title='" + JqueryDialog.cCloseTitle + "' onclick='JqueryDialog.Close();'>" + JqueryDialog.cCloseText + "</span>");

        //body
        _jd_dialog_m.append("<div id='jd_dialog_m_b'></div>");
        var _jd_dialog_m_b = $("#jd_dialog_m_b");
        _jd_dialog_m_b.css("width", iframeWidth + "px");
        _jd_dialog_m_b.css("height", iframeHeight + "px");        
        
        //iframe 遮罩层
        _jd_dialog_m_b.append("<div id='jd_dialog_m_b_1'>&nbsp;</div>");
        var _jd_dialog_m_b_1 = $("#jd_dialog_m_b_1");
        _jd_dialog_m_b_1.css("top", "30px");
        _jd_dialog_m_b_1.css("width", iframeWidth + "px");
        _jd_dialog_m_b_1.css("height", iframeHeight + "px");
        _jd_dialog_m_b_1.css("display", "none");
        
        //iframe 容器
        _jd_dialog_m_b.append("<div id='jd_dialog_m_b_2'></div>");
        //iframe
        $("#jd_dialog_m_b_2").append("<iframe id='jd_iframe' src='"+iframeSrc+"' scrolling='no' frameborder='0' width='"+iframeWidth+"' height='"+iframeHeight+"' />");
    
        //bottom
        _jd_dialog_m.append("<div id='jd_dialog_m_t' style='background-color:"+JqueryDialog.cBottomBackgroundColor+";'></div>");
        var _jd_dialog_m_t = $("#jd_dialog_m_t");
        if(isSubmitButton){
            _jd_dialog_m_t.append("<span><input id='jd_submit' value='"+JqueryDialog.cSubmitText+"' type='button' onclick='JqueryDialog.Ok();' /></span>");
        }
        if(isCancelButton){
            _jd_dialog_m_t.append("<span class='jd_dialog_m_t_s'><input id='jd_cancel' value='"+JqueryDialog.cCancelText+"' type='button' onclick='JqueryDialog.Close();' /></span>");
        }
    
        //register drag
        if(isDrag){
            DragAndDrop.Register(_jd_dialog[0], _jd_dialog_m_h[0]);
        }
    },
    
    /// <summary>关闭模态窗口</summary>
    Close:function(){
        $("#jd_shadow").remove();
        $("#jd_dialog").remove();
    },
    
    /// <summary>提交</summary>
    /// <remark></remark>
    Ok:function(){
        var frm = $("#jd_iframe");    
        if (frm[0].contentWindow.Ok()){
            JqueryDialog.Close() ;
        }
        else{
            frm[0].focus() ;
        }
    },
    
    /// <summary>提交完成</summary>
    /// <param name="alertMsg">弹出提示内容,值为空不弹出</param>
    /// <param name="isCloseDialog">是否关闭对话框</param>
    /// <param name="isRefreshPage">是否刷新页面(关闭对话框为true时有效)</param>
    SubmitCompleted:function(alertMsg, isCloseDialog, isRefreshPage){
        if($.trim(alertMsg).length > 0 ){
            alert(alertMsg);
        }
        if(isCloseDialog){
            JqueryDialog.Close();
            if(isRefreshPage){
                window.location.href = window.location.href;
            }
        }
    }
};

var DragAndDrop = function(){
    
    //客户端当前屏幕尺寸(忽略滚动条)
    var _clientWidth;
    var _clientHeight;
        
    //拖拽控制区
    var _controlObj;
    //拖拽对象
    var _dragObj;
    //拖动状态
    var _flag = false;
    
    //拖拽对象的当前位置
    var _dragObjCurrentLocation;
    
    //鼠标最后位置
    var _mouseLastLocation;
    
    //使用异步的Javascript使拖拽效果更为流畅
    //var _timer;
    
    //定时移动,由_timer定时调用
    //var intervalMove = function(){
    //    $(_dragObj).css("left", _dragObjCurrentLocation.x + "px");
    //    $(_dragObj).css("top", _dragObjCurrentLocation.y + "px");
    //};
    
    var getElementDocument = function(element){
        return element.ownerDocument || element.document;
    };
    
    //鼠标按下
    var dragMouseDownHandler = function(evt){

        if(_dragObj){
            
            evt = evt || window.event;
            
            //获取客户端屏幕尺寸
            _clientWidth = document.body.clientWidth;
            _clientHeight = document.documentElement.scrollHeight;
            
            //iframe遮罩
            $("#jd_dialog_m_b_1").css("display", "");
                        
            //标记
            _flag = true;
            
            //拖拽对象位置初始化
            _dragObjCurrentLocation = {
                x : $(_dragObj).offset().left,
                y : $(_dragObj).offset().top
            };
    
            //鼠标最后位置初始化
            _mouseLastLocation = {
                x : evt.screenX,
                y : evt.screenY
            };
            
            //注:mousemove与mouseup下件均针对document注册,以解决鼠标离开_controlObj时事件丢失问题
            //注册事件(鼠标移动)            
            $(document).bind("mousemove", dragMouseMoveHandler);
            //注册事件(鼠标松开)
            $(document).bind("mouseup", dragMouseUpHandler);
            
            //取消事件的默认动作
            if(evt.preventDefault)
                evt.preventDefault();
            else
                evt.returnValue = false;
            
            //开启异步移动
            //_timer = setInterval(intervalMove, 10);
        }
    };
    
    //鼠标移动
    var dragMouseMoveHandler = function(evt){
        if(_flag){

            evt = evt || window.event;
            
            //当前鼠标的x,y座标
            var _mouseCurrentLocation = {
                x : evt.screenX,
                y : evt.screenY
            };
            
            //拖拽对象座标更新(变量)
            _dragObjCurrentLocation.x = _dragObjCurrentLocation.x + (_mouseCurrentLocation.x - _mouseLastLocation.x);
            _dragObjCurrentLocation.y = _dragObjCurrentLocation.y + (_mouseCurrentLocation.y - _mouseLastLocation.y);
            
            //将鼠标最后位置赋值为当前位置
            _mouseLastLocation = _mouseCurrentLocation;
            
            //拖拽对象座标更新(位置)
            $(_dragObj).css("left", _dragObjCurrentLocation.x + "px");
            $(_dragObj).css("top", _dragObjCurrentLocation.y + "px");
            
            //取消事件的默认动作
            if(evt.preventDefault)
                evt.preventDefault();
            else
                evt.returnValue = false;
        }
    };
    
    //鼠标松开
    var dragMouseUpHandler = function(evt){
        if(_flag){
            evt = evt || window.event;
            
            //取消iframe遮罩
            $("#jd_dialog_m_b_1").css("display", "none");
            
            //注销鼠标事件(mousemove mouseup)
            cleanMouseHandlers();
            
            //标记
            _flag = false;
            
            //清除异步移动
            //if(_timer){
            //    clearInterval(_timer);
            //    _timer = null;
            //}
        }
    };
    
    //注销鼠标事件(mousemove mouseup)
    var cleanMouseHandlers = function(){
        if(_controlObj){
            $(_controlObj.document).unbind("mousemove");
            $(_controlObj.document).unbind("mouseup");
        }
    };
    
    return {
        //注册拖拽(参数为dom对象)
        Register : function(dragObj, controlObj){
            //赋值
            _dragObj = dragObj;
            _controlObj = controlObj;
            //注册事件(鼠标按下)
            $(_controlObj).bind("mousedown", dragMouseDownHandler);            
        }
    }

}();

//-->
View Code

jquery_dialog.css

#jd_shadow{z-index:999;position:absolute;background-color:#000000;filter:alpha(opacity=25);-moz-opacity:0.25;opacity:0.25;}
#jd_dialog{z-index:1000;position:absolute;}
#jd_dialog_s{position:absolute;top:5px;left:5px;background-color:#000000;filter:alpha(opacity=40);-moz-opacity:0.4;opacity:0.4;}
#jd_dialog_m{position:absolute;}
#jd_dialog_m_h{float:left;width:100%;height:30px;cursor:move;}
#jd_dialog_m_h_l{float:left;color:black;font-weight:bold;padding-top:7px;padding-left:5px;}
#jd_dialog_m_h_r{float:right;color:black;padding-top:7px;padding-right:5px;cursor:pointer;}
#jd_dialog_m_b{float:left;}
#jd_dialog_m_b_1{position:absolute;alpha(opacity=0);-moz-opacity:0.0;opacity:0.0;z-index:900;}
#jd_dialog_m_b_2{position:absolute;z-index:899;}
#jd_dialog_m_t{float:left;width:100%;height:40px;padding-top:10px;text-align:center;}
.jd_dialog_m_t_s{padding-left:10px;}
View Code

default.html

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Jquery Dialog 2.0 Demo</title>
<link type="text/css" rel="stylesheet" href="jquery_dialog.css" />
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="jquery_dialog.js"></script>
</head>
<body style="margin:0px;padding:0px;">
<form id="form1">
<table width="100%" border="0" cellspacing="0" cellpadding="0" bgcolor="#FFCCFF">
  <tr>
    <td height="30" align="center"><font style="font-size:16px;font-weight:bold;">JQuery Dialog 2.0.3 Demo</font></td>
  </tr>
  <tr>
    <td height="30" align="center"><a href="http://wu-jian.cnblogs.com/" target="_blank">http://wu-jian.cnblogs.com/</a></td>
  </tr>
  <tr>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>
        <font style="color:blue;font-weight:bold;">[debug data]</font>
        <font>dialog x:</font><font style="color:red;font-weight:bold;" id="_ocl_x"></font>
        <font>dialog y:</font><font style="color:red;font-weight:bold;" id="_ocl_y"></font>
        <font>moving flag:</font><font style="color:red;font-weight:bold;" id="_flag"></font>
        <font>temp 1:</font><font style="color:red;font-weight:bold;" id="_temp1"></font>
        <font>temp 2:</font><font style="color:red;font-weight:bold;" id="_temp2"></font>
    </td>
  </tr>
  <tr>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td><table width="100%" border="0" cellspacing="0" cellpadding="0">
      <tr>
        <td width="20%" height="60" align="center"><input type="button" name="s1" value="弹出1" onclick="JqueryDialog.Open('模态DIV1', 'inner1.html', 300, 1000);" /></td>
        <td width="80%">&nbsp;弹出inner1.html,宽300PX,高300PX,提交后执行inner1中脚本,关闭Dialog</td>
      </tr>
    </table></td>
  </tr>
  <tr>
    <td><table width="100%" border="0" cellspacing="0" cellpadding="0">
      <tr>
        <td width="20%" height="60" align="center"><input type="button" name="s2" value="弹出2" onclick="JqueryDialog.Open('模态DIV2', 'inner2.html', 300, 300);" /></td>
        <td width="80%">&nbsp;弹出inner2.html,宽300PX,高300PX,提交后执行inner2中脚本,不关闭Dialog</td>
      </tr>
    </table></td>
  </tr>
  <tr>
    <td><table width="100%" border="0" cellspacing="0" cellpadding="0">
      <tr>
        <td width="20%" height="60" align="center"><input type="button" name="s3" value="弹出3" onclick="JqueryDialog.Open('模态DIV3', 'inner3.html', 300, 300);" /></td>
        <td width="80%">&nbsp;弹出inner3.html,宽300PX,高300PX,inner3.html向模拟服务端serverPost.html提交(POST),serverPost中逻辑处理,最后由serverPost回调JQuery Dialog</td>
      </tr>
    </table></td>
  </tr>
  <tr>
    <td><table width="100%" border="0" cellspacing="0" cellpadding="0">
      <tr>
        <td width="20%" height="60" align="center"><input type="button" name="s4" value="弹出4" onclick="JqueryDialog.Open('模态DIV4', 'inner4.html', 1600, 1600);" /></td>
        <td width="80%">&nbsp;弹出inner4.html,宽1600PX,高1600PX,JQuery Dialog回调函数!</td>
      </tr>
    </table></td>
  </tr>
  <tr>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
  </tr>
  <tr>
    <td>&nbsp;</td>
  </tr>
</table>
</form>
</body>
</html>
View Code
原文地址:https://www.cnblogs.com/cxxjohnson/p/5244064.html