针对dhdatagrid的前一版本ver1.0.0而做的更新!
1、标题栏、左边边栏固定方式更新,取消expression方式;
2、排序方式更新,同时支持数字、字符、日期、数字字符混合、中文汉字的排序;
3、支持换肤,您可以自己定制该控件样式;
4、预留[双击]、[右键]功能;
5、支持ie、ff;
css:
/*dhdatagrid 大块样式*/
#dhdatagrid {position:relative;width:500px;height:200px;background:white;margin:0px;padding:0px;overflow:hidden;border:1px inset;-moz-user-select:none;}
/*dhdatagrid 表格全局样式*/
#dhdatagrid table {table-layout:fixed;margin:0px;}
#dhdatagrid table td {height:18px;cursor:default;font-size:12px;font-family:verdana;overflow:hidden;white-space:nowrap;text-indent:2px;border-right:1px solid buttonface;border-bottom:1px solid buttonface;}
#dhdatagrid table td .arrow {font-size:8px;color:#808080;}
#dhdatagrid table .lastdata {border-right:none;}
#dhdatagrid table .column {width:120px;cursor:default;background:buttonface;border-top:1px solid #fff;border-right:1px solid #404040;border-bottom:1px solid #404040;border-left:1px solid #fff;}
#dhdatagrid table .over {width:120px;cursor:default;background:buttonface;border-top:1px solid #fff;border-right:1px solid #404040;border-bottom:1px solid #404040;border-left:1px solid #fff;}
#dhdatagrid table .sortdown {width:120px;cursor:default;background:buttonface;border-right:1px solid #ffffff;border-bottom:1px solid #ffffff;border-left:1px solid #404040;border-top:1px solid #404040;position:relative;left:1px;}
#dhdatagrid table .dataover {background:#fafafa;}
#dhdatagrid table .firstcolumn {width:30px;text-indent:0px;text-align:center;background:buttonface;border-top:1px solid #fff;border-right:1px solid #404040;border-bottom:1px solid #404040;border-left:1px solid #fff;}
#dhdatagrid table .lastcolumn {background:buttonface;border-top:1px solid #fff;border-right:1px solid #404040;border-bottom:1px solid #404040;border-left:1px solid #fff;}
/*dhdatagrid 选定行样式*/
#dhdatagrid table .selectedrow {background:highlight;color:white;}
/*dhdatagrid 表头样式*/
#dhdatagrid #titlecolumn {width:100%;position:absolute;top:0px;left:0px;z-index:3;}
/*dhdatagrid 左边栏样式*/
#dhdatagrid #slidecolumn {width:30px;position:absolute;top:0px;left:0px;z-index:2;}
#dhdatagrid #slidecolumn td {width:30px;text-indent:0px;text-align:center;background:buttonface;border-top:1px solid #fff;border-right:1px solid #404040;border-bottom:1px solid #404040;border-left:1px solid #fff;}
/*dhdatagrid 内容表体样式*/
#dhdatagrid #datacolumn {width:100%;position:absolute;top:0px;left:0px;}
/*dhdatagrid 原点样式*/
#dhdatagrid #zero {width:30px;height:18px;margin:0px;padding:0px;position:absolute;top:0px;left:0px;z-index:10;background:buttonface;border-top:1px solid #fff;border-right:1px solid #404040;border-bottom:1px solid #404040;border-left:1px solid #fff;text-align:center;font-size:10px;color:#a19f92;}
js:
function dhdatagrid(){
//author:dh20156;
this.callname = dhdg;
this.width = 500;
this.height = 200;
this.rid = dhdatagrid;
this.columns = [];
this.data = [];
this.dblclick_fun = function(){}
this.contextmenu_fun = function(){}
this.parentnode = document.body;
var dh = this;
var framediv = null;
var zerobj = null;
var leftobj = null;
var titleobj = null;
var dataobj = null;
var hbar = null;
var vbar = null;
var bgbar = null;
//改变列宽初始位置
var ml = 0;
//改变列宽对象初始宽度
var ow = 0;
//改变列宽对象
var tdobj = null;
//当前选定行索引
var nowrow = null;
//是否更改垂直滚动条位置
var changeposv = true;
this.init = function(){
//init the data 初始数据
var dgc = ;
if(this.columns.length>0){
dgc =
;
for(var cc=0;cc dgc += +this.columns[cc]+ ;
}
dgc +=
;
}
var dgs = ;
var dgd = ;
if(this.data.length>0){
//第一列
dgs =
;
for(var r=0;r dgs += +(r+1)+
;
dgd += ;
for(var c=0;c dgd += +this.data[r][c]+ ;
}
dgd +=
;
}
if(dgc==){
dgc = ;
for(var dc=0;dc dgc += expr+(dc+1)+ ;
}
dgc +=
;
}
}
//dhdatagrid frame 框架
var dgframe = document.createelement(div);
dgframe.id = this.rid;
dgframe.onmousedown = function(e){e=e||window.event;getrow(e);}
dgframe.onmousemove = function(e){e=e||window.event;rsc_m(e);}
if(document.attachevent){
document.attachevent(onmouseup,rsc_u);
}else{
document.addeventlistener(mouseup,rsc_u,false);
}
dgframe.oncontextmenu = function(){return false}
dgframe.onselectstart = function(){return false}
ae(dgframe);
//dhdatagrid zero point 零点
var dgzero =
//dhdatagrid slidecolumn 第一列
var dgslide = +dgs+
;
//dhdatagrid column 标题栏
var dgcolumn = +dgc+
;
//dhdatagrid data 数据
var dgdata = +dgc+dgd+
;
//dhdatagrid hbar 水平滚动条
var dghbar = document.createelement(div);
dghbar.id = hbar;
dghbar.style.position = absolute;
dghbar.style.width = 100%;
dghbar.style.height = 17px;
dghbar.style.top = this.height-17;
dghbar.style.overflowx = auto;
dghbar.style.zindex = 10;
dghbar.onscroll = function(){scrh();}
dghbar.innerhtml =
;
//dhdatagrid vbar 垂直滚动条
var dgvbar = document.createelement(div);
dgvbar.id = vbar;
dgvbar.style.position = absolute;
dgvbar.style.width = 17px;
dgvbar.style.height = 100%;
dgvbar.style.left = this.width-17;
dgvbar.style.overflowy = auto;
dgvbar.style.zindex = 10;
dgvbar.onscroll = function(){scrv();}
dgvbar.innerhtml =
;
//dhdatagrid bgbar 滚动条背景
var dgbgbar = document.createelement(div);
dgbgbar.id = bgbar;
dgbgbar.style.background = buttonface;
dgbgbar.style.position = absolute;
dgbgbar.style.width = 100%;
dgbgbar.style.height = 17px;
dgbgbar.style.top = this.height-17;
dgbgbar.style.overflowx = auto;
dgbgbar.style.zindex = 9;
dgbgbar.style.display = none;
dgbgbar.innerhtml = ;
//appendchild
dgframe.innerhtml = dgzero+dgslide+dgcolumn+dgdata;
dgframe.appendchild(dghbar);
dgframe.appendchild(dgvbar);
dgframe.appendchild(dgbgbar);
this.parentnode.appendchild(dgframe);
if(document.attachevent){
document.attachevent(onkeydown,updown);
}else{
document.addeventlistener(keydown,updown,false);
}
framediv = dgframe;
zerobj = document.getelementbyid(zero);
leftobj = document.getelementbyid(slidecolumn);
titleobj = document.getelementbyid(titlecolumn);
dataobj = document.getelementbyid(datacolumn);
hbar = dghbar;
vbar = dgvbar;
bgbar = dgbgbar;
var btt = getcurrentstyle(framediv,bordertopwidth);
var btr = getcurrentstyle(framediv,borderrightwidth);
var btb = getcurrentstyle(framediv,borderbottomwidth);
var btl = getcurrentstyle(framediv,borderleftwidth);
var fh = getcurrentstyle(framediv,height);
var zh = getcurrentstyle(zerobj,height);
var zbt = getcurrentstyle(zerobj,bordertopwidth);
var zbb = getcurrentstyle(zerobj,borderbottomwidth);
if(document.all){
vbar.style.left = parseint(vbar.style.left)-parseint(btr)-parseint(btl);
}else{
framediv.style.height = parseint(fh)-parseint(btb)-parseint(btt);
zerobj.style.height = parseint(zh)-parseint(zbb)-parseint(zbt);
}
hbar.style.top = parseint(hbar.style.top)-parseint(btb)-parseint(btt);
bgbar.style.top = parseint(bgbar.style.top)-parseint(btb)-parseint(btt);
}
function getcurrentstyle(oelement, sproperty) {
if(oelement.currentstyle){
return oelement.currentstyle[sproperty];
}else if(window.getcomputedstyle){
sproperty = sproperty.replace(/([a-z])/g, -$1).tolowercase();
return window.getcomputedstyle(oelement, null).getpropertyvalue(sproperty);
}else{
return null;
}
}
//设置块滚动条
this.setwh = function(){
hbar.style.display = block;
vbar.style.display = block;
hbar.childnodes[0].style.width = dataobj.offsetwidth;
vbar.childnodes[0].style.height = dataobj.offsetheight;
if(hbar.childnodes[0].offsetwidth hbar.style.display = none;
}else{
hbar.style.display = block;
}
if(vbar.childnodes[0].offsetheight vbar.style.display = none;
}else{
vbar.style.display = block;
}
if(hbar.childnodes[0].offsetwidth>hbar.offsetwidth && vbar.childnodes[0].offsetheight>vbar.offsetheight && changeposv){
bgbar.style.display = block;
hbar.style.width = hbar.offsetwidth-17;
vbar.style.height = vbar.offsetheight-17;
vbar.childnodes[0].style.height = vbar.childnodes[0].offsetheight+17;
changeposv = false;
}
if(hbar.childnodes[0].offsetwidth bgbar.style.display = none;
hbar.childnodes[0].style.width = 0;
hbar.style.width = hbar.offsetwidth+17;
vbar.style.height = vbar.offsetheight+17;
changeposv = true;
if(vbar.offsetheight-dataobj.offsetheight>dataobj.offsettop && document.all){
leftobj.style.top = leftobj.offsettop+17;
dataobj.style.top = dataobj.offsettop+17;
}
}
}
//鼠标滚轮,列表滚动事件
function mwevent(e){
e=e||window.event;
if(e.wheeldelta0){
vbar.scrolltop += 18;
}else {
vbar.scrolltop -= 18;
}
}
function ae(obj){
if(document.attachevent){
obj.attachevent(onmousewheel,mwevent);
}else{
obj.addeventlistener(dommousescroll,mwevent,false);
}
}
//滚动条事件
function scrv(){
leftobj.style.top = -(vbar.scrolltop);
dataobj.style.top = -(vbar.scrolltop);
}
function scrh(){
titleobj.style.left = -(hbar.scrollleft);
dataobj.style.left = -(hbar.scrollleft);
}
//选择行
function getrow(e){
e=e||window.event;
var esrcobj = e.srcelement?e.srcelement:e.target;
if(esrcobj.parentnode.tagname==tr){
var epobj = esrcobj.parentnode;
var eprowindex = epobj.rowindex;
if(eprowindex!=0){
if(nowrow!=null){
dataobj.rows[nowrow].classname = ;
}
dataobj.rows[eprowindex].classname = selectedrow;
nowrow = eprowindex;
}
}
}
//更改列宽
this.rsc_d = function(e,obj){
var px = document.all?e.offsetx:e.layerx-obj.offsetleft;
if(px>obj.offsetwidth-6 && px e=e||window.event;
obj=obj||this;
ml = e.clientx;
ow = obj.offsetwidth;
tdobj = obj;
if(obj.setcapture){
obj.setcapture();
}else{
e.preventdefault();
}
}else{
if(nowrow!=null){
dataobj.rows[nowrow].classname = ;
}
if(obj.getattribute(sort)==null){
obj.setattribute(sort,0);
}
var sort = obj.getattribute(sort);
if(sort==1){
dgsort(obj,true);
obj.setattribute(sort,0);
}else{
dgsort(obj,false);
obj.setattribute(sort,1);
}
obj.classname = sortdown;
}
}
this.mouseup = function(obj){
obj.classname = over;
}
function rsc_m(e){
if(tdobj!=null){
e=e||window.event;
var newwidth = ow-(ml-e.clientx);
if(newwidth>5){
tdobj.style.width = newwidth;
dataobj.rows[0].cells[tdobj.cellindex].style.width = newwidth;
}else{
tdobj.style.width = 5;
dataobj.rows[0].cells[tdobj.cellindex].style.width = 5;
}
dh.setwh();
scrh();
}
}
function rsc_u(e){
if(tdobj!=null){
e=e||window.event;
var newwidth = ow-(ml-e.clientx);
if(newwidth>5){
tdobj.style.width = newwidth;
dataobj.rows[0].cells[tdobj.cellindex].style.width = newwidth;
}else{
tdobj.style.width = 5;
dataobj.rows[0].cells[tdobj.cellindex].style.width = 5;
}
if(tdobj.releasecapture){
tdobj.releasecapture();
}
ml = 0;
ow = 0;
tdobj = null;
}
dh.setwh();
scrh();
}
this.cc = function(e,obj){
var px = document.all?e.offsetx:e.layerx-obj.offsetleft;
if(px>obj.offsetwidth-6 && px obj.style.cursor = col-resize;
}else{
obj.style.cursor = default;
}
}
this.over = function(obj){
obj.classname = over;
}
this.out = function(obj){
obj.classname = column;
}
this.dataover = function(obj){
if(obj.rowindex!=nowrow){
obj.classname = dataover;
}
}
this.dataout = function(obj){
if(obj.rowindex!=nowrow){
obj.classname = ;
}
}
//键盘up & down事件
function updown(e){
e=e || window.event; e=e.which || e.keycode;
var rl = dh.data.length;
switch(e){
case 38://up;
if(nowrow!=null && nowrow>1){
vbar.scrolltop -= 18;
dataobj.rows[nowrow].classname = ;
nowrow -= 1;
dataobj.rows[nowrow].classname = selectedrow;
};
break;
case 40://down;
if(nowrow!=null && nowrow vbar.scrolltop += 18;
dataobj.rows[nowrow].classname = ;
nowrow += 1;
dataobj.rows[nowrow].classname = selectedrow;
};
break;
default:break;
}
}
function dti(s){
var n = 0;
var a = s.match(/\d+/g);
for(var i=0;i if(a[i].length a[i] = 0+a[i];
}
}
n = a.join();
return n;
}
//排序
function dgsort(obj,asc){
var rl = dh.data.length;
var ci = obj.cellindex;
var rowsobj = [];
for(var i=1;i rowsobj[i-1] = dataobj.childnodes[0].rows[i];
}
rowsobj.sort(function(trobj1,trobj2){
if(!isnan(trobj1.cells[ci].innerhtml.charat(0)) && !isnan(trobj2.cells[ci].innerhtml.charat(0))){
if(asc){
return dti(trobj1.cells[ci].innerhtml)-dti(trobj2.cells[ci].innerhtml);
}else{
return dti(trobj2.cells[ci].innerhtml)-dti(trobj1.cells[ci].innerhtml);
}
}else{
if(asc){
return trobj1.cells[ci].innerhtml.localecompare(trobj2.cells[ci].innerhtml);
}else{
return trobj2.cells[ci].innerhtml.localecompare(trobj1.cells[ci].innerhtml);
}
}
});
for(var i=0;i dataobj.childnodes[0].appendchild(rowsobj[i]);
}
for(var c=1;c obj.parentnode.cells[c].childnodes[1].innerhtml = ;
}
if(asc){
obj.childnodes[1].innerhtml = ▲;
}else{
obj.childnodes[1].innerhtml = ▼;
}
}
}
注: demo(演示):http://www.jxxg.com/dh20156/dhdatagrid/
原文:http://blog.csdn.net/dh20156/archive/2007/02/08/1505050.aspx
另外一个封装的很简单的grid by 秦皇也爱js