Attaching Event Handlers
Control grid processing and user behavior using Grid Event Handlers available through JavaScript Methods.
| Remove Selected Row |
|
Protocol: |
</> Source
<!DOCTYPE html>
<html>
<head>
<title>Attaching Event Handlers</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=edge"/>
<link rel="stylesheet" type="text/css" href="../../../codebase/fonts/font_roboto/roboto.css"/>
<link rel="stylesheet" type="text/css" href="../../../codebase/dhtmlx.css"/>
<script src="../../../codebase/dhtmlx.js"></script>
<script>
var myGrid;
function doOnLoad(){
myGrid = new dhtmlXGridObject('gridbox');
myGrid.setImagePath("../../../codebase/imgs/");
myGrid.setHeader("Column A, Column B, Column C, Column D");
myGrid.setInitWidths("100,200,80,*");
myGrid.setColAlign("right,left,center,right");
myGrid.setColTypes("ro,ed,ch,price");
myGrid.setColSorting("int,str,str,str");
myGrid.attachEvent("onRowSelect",doOnRowSelected);
myGrid.attachEvent("onEditCell",doOnCellEdit);
myGrid.attachEvent("onEnter",doOnEnter);
myGrid.attachEvent("onCheckbox",doOnCheck);
myGrid.attachEvent("onBeforeRowDeleted",doBeforeRowDeleted);
myGrid.init();
myGrid.load("../common/grid.xml");
}
function protocolIt(str){
var p = document.getElementById("protocol");
p.innerHTML = "<li style='height:auto;'>"+str+"</li>" + p.innerHTML
}
function doOnRowSelected(id){
protocolIt("Rows with id: "+id+" was selected by user")
}
function doOnCellEdit(stage,rowId,cellInd){
if(stage==0){
protocolIt("User starting cell editing: row id is"+rowId+", cell index is "+cellInd)
}else if(stage==1){
protocolIt("Cell editor opened");
}else if(stage==2){
protocolIt("Cell editor closed");
}
return true;
}
function doOnCheck(rowId,cellInd,state){
protocolIt("User clicked on checkbox or radiobutton on row "+rowId+" and cell with index "+cellInd+".State changed to "+state);
return true;
}
function doOnEnter(rowId,cellInd){
protocolIt("User pressed Enter on row with id "+rowId+" and cell index "+cellInd);
}
function doBeforeRowDeleted(rowId){
if(confirm("Are you sure you want to delete row")){
protocolIt("Row deletion confirmed");
return true;
}else{
protocolIt("Row deletion canceled");
return false;
}
}
</script>
</head>
<body onload="doOnLoad()">
<h1>Attaching Event Handlers</h1>
<p>Control grid processing and user behavior using Grid Event Handlers available through JavaScript Methods.</p>
<table width="500px">
<tr>
<td>
<div id="gridbox" style="width:100%;height:250px;background-color:white;"></div>
<a href="javascript:void(0)" onClick="myGrid.deleteSelectedItem()">Remove Selected Row</a>
</td>
</tr>
<tr>
<td>
Protocol:<br>
<div id="protocol" style="width:500px;height:200px;overflow:auto;border:1px solid green;"></div>
</td>
</tr>
</table>
</body>
</html>
Documentation
Check documentation to learn how to use the components and easily implement them in your applications.