一个不错的日历控件

function atCalendarControl(){
2

var calendar=this;
3

this.calendarPad=null;
4

this.prevMonth=null;
5

this.nextMonth=null;
6

this.prevYear=null;
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this.nextYear=null;
8

this.goToday=null;
9

this.calendarClose=null;
10

this.calendarAbout=null;
11

this.head=null;
12

this.body=null;
13

this.today=[];
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this.currentDate=[];
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this.sltDate;
16

this.target;
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this.source;
18

/************** 加入日历底板及阴影 *********************/
20

this.addCalendarPad=function(){
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document.write("<div id=\'divCalendarpad\' style=\'position:absolute;top:100;left:0;width:255;height:167;display:none;\'>");
22

document.write("<iframe frameborder=0 height=168 width=255></iframe>");
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document.write("<div style=\'position:absolute;top:4;left:4;width:248;height:164;background-color:#336699;\'></div>");
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document.write("</div>");
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calendar.calendarPad=document.all.divCalendarpad;
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}
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/************** 加入日历面板 *********************/
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this.addCalendarBoard=function(){
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var BOARD=this;
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var divBoard=document.createElement("div");
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calendar.calendarPad.insertAdjacentElement("beforeEnd",divBoard);
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divBoard.style.cssText="position:absolute;top:0;left:0;width:250;height:166;border:1 outset;background-color:buttonface;";
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var tbBoard=document.createElement("table");
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divBoard.insertAdjacentElement("beforeEnd",tbBoard);
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tbBoard.style.cssText="position:absolute;top:0;left:0;width:100%;height:10;font-size:9pt;";
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tbBoard.cellPadding=0;
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tbBoard.cellSpacing=1;
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tbBoard.bgColor="#333333";
40

/************** 设置各功能按钮的功能 *********************/
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/*********** Calendar About Button ***************/
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trRow = tbBoard.insertRow(0);
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calendar.calendarAbout=calendar.insertTbCell(trRow,0,"-","center");
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calendar.calendarAbout.onclick=function(){calendar.about();}
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/*********** Calendar Head ***************/
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tbCell=trRow.insertCell(1);
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tbCell.colSpan=5;
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tbCell.bgColor="#99CCFF";
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tbCell.align="center";
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tbCell.style.cssText = "cursor:default";
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calendar.head=tbCell;
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/*********** Calendar Close Button ***************/
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tbCell=trRow.insertCell(2);
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calendar.calendarClose = calendar.insertTbCell(trRow,2,"x","center");
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calendar.calendarClose.title="关闭";
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calendar.calendarClose.onclick=function(){calendar.hide();}
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/*********** Calendar PrevYear Button ***************/
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trRow = tbBoard.insertRow(1);
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calendar.prevYear = calendar.insertTbCell(trRow,0,"<<","center");
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calendar.prevYear.title="上一年";
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calendar.prevYear.onmousedown=function(){
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calendar.currentDate[0]--;
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calendar.show(calendar.target,calendar.currentDate[0]+"-"+calendar.currentDate[1]+"-"+calendar.currentDate[2],calendar.source);
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}
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/*********** Calendar PrevMonth Button ***************/
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calendar.prevMonth = calendar.insertTbCell(trRow,1,"<","center");
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calendar.prevMonth.title="上一月";
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calendar.prevMonth.onmousedown=function(){
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calendar.currentDate[1]--;
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if(calendar.currentDate[1]==0){
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calendar.currentDate[1]=12;
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calendar.currentDate[0]--;
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}
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calendar.show(calendar.target,calendar.currentDate[0]+"-"+calendar.currentDate[1]+"-"+calendar.currentDate[2],calendar.source);
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}
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/*********** Calendar Today Button ***************/
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calendar.goToday = calendar.insertTbCell(trRow,2,"今天","center",3);
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calendar.goToday.title="选择今天";
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calendar.goToday.onclick=function(){
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var d;
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d =new Date();
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var e;
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e=d.getMonth()+1;
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// calendar.sltDate=calendar.currentDate[0]+"-"+calendar.currentDate[1]+"-"+calendar.currentDate[2];
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calendar.target.value=d.getYear() + "-"+e+"-"+d.getDate();
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//calendar.target.value=calendar.sltDate;
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calendar.hide();
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//calendar.show(calendar.target,calendar.today[0]+"-"+calendar.today[1]+"-"+calendar.today[2],calendar.source);
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}
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/*********** Calendar NextMonth Button ***************/
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calendar.nextMonth = calendar.insertTbCell(trRow,3,">","center");
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calendar.nextMonth.title="下一";
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calendar.nextMonth.onmousedown=function(){
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calendar.currentDate[1]++;
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if(calendar.currentDate[1]==13){
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calendar.currentDate[1]=1;
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calendar.currentDate[0]++;
102

}
103

calendar.show(calendar.target,calendar.currentDate[0]+"-"+calendar.currentDate[1]+"-"+calendar.currentDate[2],calendar.source);
104

}
105

/*********** Calendar NextYear Button ***************/
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calendar.nextYear = calendar.insertTbCell(trRow,4,">>","center");
107

calendar.nextYear.title="下一年";
108

calendar.nextYear.onmousedown=function(){
109

calendar.currentDate[0]++;
110

calendar.show(calendar.target,calendar.currentDate[0]+"-"+calendar.currentDate[1]+"-"+calendar.currentDate[2],calendar.source);
111

112

}
113

114

trRow = tbBoard.insertRow(2);
115

var cnDateName = new Array("周日","周一","周二","周三","周四","周五","周六");
116

for (var i = 0; i < 7; i++) {
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tbCell=trRow.insertCell(i)
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tbCell.innerText=cnDateName[i];
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tbCell.align="center";
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tbCell.width=35;
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tbCell.style.cssText="cursor:default;border:1 solid #99CCCC;background-color:#99CCCC;";
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}
123

124

/*********** Calendar Body ***************/
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trRow = tbBoard.insertRow(3);
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tbCell=trRow.insertCell(0);
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tbCell.colSpan=7;
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tbCell.height=97;
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tbCell.vAlign="top";
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tbCell.bgColor="#F0F0F0";
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var tbBody=document.createElement("table");
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tbCell.insertAdjacentElement("beforeEnd",tbBody);
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tbBody.style.cssText="position:relative;top:0;left:0;width:245;height:103;font-size:9pt;"
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tbBody.cellPadding=0;
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tbBody.cellSpacing=1;
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calendar.body=tbBody;
137

}
138

/************** 加入功能按钮公共样式 *********************/
139

this.insertTbCell=function(trRow,cellIndex,TXT,trAlign,tbColSpan){
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var tbCell=trRow.insertCell(cellIndex);
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if(tbColSpan!=undefined) tbCell.colSpan=tbColSpan;
142

143

var btnCell=document.createElement("button");
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tbCell.insertAdjacentElement("beforeEnd",btnCell);
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btnCell.value=TXT;
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btnCell.style.cssText="width:100%;border:1 outset;background-color:buttonface;";
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btnCell.onmouseover=function(){
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btnCell.style.cssText="width:100%;border:1 outset;background-color:#F0F0F0;";
149

150

}
151

btnCell.onmouseout=function(){
152

btnCell.style.cssText="width:100%;border:1 outset;background-color:buttonface;";
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}
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// btnCell.onmousedown=function(){
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// btnCell.style.cssText="width:100%;border:1 inset;background-color:#F0F0F0;";
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// }
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btnCell.onmouseup=function(){
158

btnCell.style.cssText="width:100%;border:1 outset;background-color:#F0F0F0;";
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}
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btnCell.onclick=function(){
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btnCell.blur();
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}
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return btnCell;
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}
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this.setDefaultDate=function(){
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var dftDate=new Date();
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calendar.today[0]=dftDate.getYear();
168

calendar.today[1]=dftDate.getMonth()+1;
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calendar.today[2]=dftDate.getDate();
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}
171

172

/****************** Show Calendar *********************/
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this.show=function(targetObject,defaultDate,sourceObject){
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if(targetObject==undefined) {
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alert("未设置目标对像. \n方法: ATCALENDAR.show(obj 目标对像,string 默认日期,obj 点击对像);\n\n目标对像:接受日期返回值的对像.\n默认日期:格式为\"yyyy-mm-dd\",缺省为当日日期.\n点击对像:点击这个对像弹出calendar,默认为目标对像.\n");
176

return false;
177

}
178

else calendar.target=targetObject;
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if(sourceObject==undefined) calendar.source=calendar.target;
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else calendar.source=sourceObject;
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182

var firstDay;
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var Cells=new Array();
184

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if(defaultDate==undefined || defaultDate==""){
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var theDate=new Array();
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calendar.head.innerText = calendar.today[0]+"-"+calendar.today[1]+"-"+calendar.today[2];
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theDate[0]=calendar.today[0]; theDate[1]=calendar.today[1]; theDate[2]=calendar.today[2];
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}
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else{
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var reg=/^\d{4}-\d{1,2}-\d{2}$/
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if(!defaultDate.match(reg)){
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alert("默认日期的格式不正确\n\n默认日期可接受格式为:\'yyyy-mm-dd\'");
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return;
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}
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var theDate=defaultDate.split("-");
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calendar.head.innerText = defaultDate;
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}
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calendar.currentDate[0]=theDate[0];
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calendar.currentDate[1]=theDate[1];
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calendar.currentDate[2]=theDate[2];
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theFirstDay=calendar.getFirstDay(theDate[0],theDate[1]);
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theMonthLen=theFirstDay+calendar.getMonthLen(theDate[0],theDate[1]);
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//calendar.setEventKey();
205

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calendar.calendarPad.style.display="";
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var theRows = Math.ceil((theMonthLen)/7);
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//清除旧的日历;
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while (calendar.body.rows.length > 0) {
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calendar.body.deleteRow(0)
211

}
212

//建立新的日历;
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var n=0;day=0;
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for(i=0;i<theRows;i++){
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theRow=calendar.body.insertRow(i);
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for(j=0;j<7;j++){
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n++;
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if(n>theFirstDay && n<=theMonthLen){
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day=n-theFirstDay;
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calendar.insertBodyCell(theRow,j,day);
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}
222

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else{
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var theCell=theRow.insertCell(j);
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theCell.style.cssText="background-color:#F0F0F0;cursor:default;";
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}
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}
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}
229

230

//****************调整日历位置**************//
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var offsetPos=calendar.getAbsolutePos(calendar.source);//计算对像的位置;
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if((document.body.offsetHeight-(offsetPos.y+calendar.source.offsetHeight-document.body.scrollTop))<calendar.calendarPad.style.pixelHeight){
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var calTop=offsetPos.y-calendar.calendarPad.style.pixelHeight;
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}
235

else{
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var calTop=offsetPos.y+calendar.source.offsetHeight;
237

}
238

if((document.body.offsetWidth-(offsetPos.x+calendar.source.offsetWidth-document.body.scrollLeft))>calendar.calendarPad.style.pixelWidth){
239

var calLeft=offsetPos.x;
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}
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else{
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var calLeft=offsetPos.x+calendar.source.offsetWidth-calendar.calendarPad.style.pixelWidth ;
243

}
244

//alert(offsetPos.x);
245

calendar.calendarPad.style.pixelLeft=calLeft;
246

calendar.calendarPad.style.pixelTop=calTop;
247

}
248

/****************** 计算对像的位置 *************************/
249

this.getAbsolutePos = function(el) {
250

var r = { x: el.offsetLeft, y: el.offsetTop };
251

if (el.offsetParent) {
252

var tmp = calendar.getAbsolutePos(el.offsetParent);
253

r.x += tmp.x;
254

r.y += tmp.y;
255

}
256

return r;
257

};
258

259

//************* 插入日期单元格 **************/
260

this.insertBodyCell=function(theRow,j,day,targetObject){
261

var theCell=theRow.insertCell(j);
262

if(j==0) var theBgColor="#FF9999";
263

else var theBgColor="#FFFFFF";
264

if(day==calendar.currentDate[2]) var theBgColor="#CCCCCC";
265

if(day==calendar.today[2]) var theBgColor="#99FFCC";
266

theCell.bgColor=theBgColor;
267

theCell.innerText=day;
268

theCell.align="center";
269

theCell.width=35;
270

theCell.style.cssText="border:1 solid #CCCCCC;cursor:hand;";
271

theCell.onmouseover=function(){
272

theCell.bgColor="#FFFFCC";
273

theCell.style.cssText="border:1 outset;cursor:hand;";
274

}
275

theCell.onmouseout=function(){
276

theCell.bgColor=theBgColor;
277

theCell.style.cssText="border:1 solid #CCCCCC;cursor:hand;";
278

}
279

theCell.onmousedown=function(){
280

theCell.bgColor="#FFFFCC";
281

theCell.style.cssText="border:1 inset;cursor:hand;";
282

}
283

theCell.onclick=function(){
284

if(calendar.currentDate[1].length<2) calendar.currentDate[1]="0"+calendar.currentDate[1];
285

if(day.toString().length<2) day="0"+day;
286

calendar.sltDate=calendar.currentDate[0]+"-"+calendar.currentDate[1]+"-"+day;
287

calendar.target.value=calendar.sltDate;
288

calendar.hide();
289

}
290

}
291

/************** 取得月份的第一天为星期几 *********************/
292

this.getFirstDay=function(theYear, theMonth){
293

var firstDate = new Date(theYear,theMonth-1,1);
294

return firstDate.getDay();
295

}
296

/************** 取得月份共有几天 *********************/
297

298

this.getMonthLen=function(theYear, theMonth) {
299

theMonth--;
300

var oneDay = 1000 * 60 * 60 * 24;
301

var thisMonth = new Date(theYear, theMonth, 1);
302

var nextMonth = new Date(theYear, theMonth + 1, 1);
303

var len = Math.ceil((nextMonth.getTime() - thisMonth.getTime())/oneDay);
304

return len;
305

}
306

/************** 隐藏日历 *********************/
307

this.hide=function(){
308

//calendar.clearEventKey();
309

calendar.calendarPad.style.display="none";
310

}
311

/************** 从这里开始 *********************/
312

this.setup=function(defaultDate){
313

calendar.addCalendarPad();
314

calendar.addCalendarBoard();
315

calendar.setDefaultDate();
316

}
317

/************** 关于AgetimeCalendar *********************/
318

this.about=function(){
319

/*//alert("Agetime Calendar V1.0\n\nwww.agetime.com\n");
320

popLeft = calendar.calendarPad.style.pixelLeft+4;
321

popTop = calendar.calendarPad.style.pixelTop+25;
322

var popup = window.createPopup();
323

var popupBody = popup.document.body;
324

popupBody.style.cssText="border:solid 2 outset;font-size:9pt;background-color:#F0F0F0;";
325

var popHtml = "<span style=\'color:#336699;font-size:12pt;\'><U>关于 AgetimeCalendar</U></span><BR><BR>";
326

popHtml+="版本: v1.0<BR>日期: 2004-03-13";
327

popupBody.innerHTML=popHtml;
328

popup.show(popLeft,popTop,240,136,document.body); */
329

var strAbout = "About AgetimeCalendar\n\n";
330

strAbout+="-\t: 关于\n";
331

strAbout+="x\t: 隐藏\n";
332

strAbout+="<<\t: 上一年\n";
333

strAbout+="<\t: 上一月\n";
334

335

strAbout+="今日\t: 返回当天日期\n";
336

strAbout+=">\t: 下一月\n";
337

strAbout+="<<\t: 下一年\n";
338

339

alert(strAbout);
340

}
341

342

calendar.setup();
343

}
344

345

346

posted on 2006-11-22 09:02 水冰月阅读(257) 评论(2) 编辑收藏举报