Appendix A - a complete example without any lib
In blue methods provided by main_page.jsp.
<html>
<head>
<script language="Javascript">
function loadScript(url, callback){
// utility function always to include in any web page...
var script = document.createElement("script")
script.type = "text/javascript";
if (script.readyState){ //IE
script.onreadystatechange = function(){
if (script.readyState == "loaded" ||
script.readyState == "complete"){
script.onreadystatechange = null;
callback();
}
};
} else { //Others
script.onload = function(){
callback();
};
}
script.src = url;
document.getElementsByTagName("head")[0].appendChild(script);
}
// 3. callback invoked after the initialization
var initCompleted = function() {
startApp();
}
// 1. load dynamically the infra js...
loadScript('../4ws/main_page.jsp?applicationId=XXX',function() {
// 2 after loading the infra js, initialize user data...
// that will load web pages variables (username, etc.) and initialize translations
try {
init(initCompleted);
}
catch(e) {
alert(e);
}
});
// 4. login completed: start app
var startApp = function() {
// fill in the first combobox
fillInCombo(49,"myCombo",true);
// fill in the second combobox
fillInCombo(59,"myCombo2",true);
// fill in the form combobox
combo = fillInCombo(49,"country",true);
window.myComboChanged = function(combo) {
gridStore.load({
// here filtering conditions can be added, as well as startPos & blockSize...
filters: [{
attrName: 'country',
op: '=',
value: combo.value
}]
});
}
window.myCombo2Changed = function(combo) {
gridStore.load({
// here filtering conditions can be added, as well as startPos & blockSize...
filters: [{
attrName: 'abc',
op: '=',
value: combo.value
}]
});
}
// create a grid datastore
var gridStore = new ListStore(
149,
function() {
// callback invoked after each data loading...
var numberFormatter2Dec = function(obj,decs,grouping) {
return numberFormatter(obj,2,false);
}
var list = gridStore.valueObjectList;
var myGrid = document.getElementById("myGrid");
while(myGrid.children.length>0)
myGrid.removeChild(myGrid.children[0]); // remove all previous rows...
for(var i=0;i<list.length;i++) {
list[i].country = combo.code2Desc(list[i].country);
myGrid.append( createTableRow(
list[i],
["clientCode","name","createDate","totalAmount","abc","country"],
[null,null,dateTimeFormatter,numberFormatter2Dec,null,null],
[150,400,160,120,80,200]
) );
}
// load also detail, with the first row in grid...
if (list.length>0)
formStore.load({
// filtering conditions needed to load a single record
filters: [{ attrName: "clientCode",value: list[0].clientCode }]
});
},
function() {
// callback invoked after each data loading with errors...
alert('Ops');
}
);
// create a form datastore
var formStore = new FormStore(
159,
function() {
// callback invoked after each data loading...
var controlClientCode = document.getElementById("clientCode");
var controlName = document.getElementById("name");
var controlCreateDate = document.getElementById("createDate");
var controlTotalAmount = document.getElementById("totalAmount");
var controlAbc = document.getElementById("abc");
var controlCountry = document.getElementById("country");
controlClientCode.value = formStore.vo.clientId;
controlName.value = formStore.vo.name;
controlCreateDate.value = dateFormatter( formStore.vo.createDate );
controlTotalAmount.value = currencyFormatter( formStore.vo.totalAmount );
controlAbc.value = formStore.vo.abc;
controlCountry.value = formStore.vo.country;
},
function() {
// callback invoked after each data loading with errors...
alert('Ops');
}
);
gridStore.load({
// here filtering conditions can be added, as well as startPos & blockSize...
});
}
// utility method
function createTableRow(row,attributeNames,formatters,sizes) {
var tr = document.createElement("tr");
for(var i=0;i<attributeNames.length;i++) {
var td = document.createElement("td");
if (sizes!=null)
td.style="width:"+sizes[i];
tr.append(td);
var value = row[attributeNames[i]];
if (value==null)
value = "";
else if (formatters!=null && formatters[i]!=null)
value = formatters[i](value);
var t = document.createTextNode( value );
td.append(t);
}
return tr;
}
</script>
</head>
<body>
<select id="myCombo" onchange="myComboChanged(this);"></select>
<br/>
<select id="myCombo2" onchange="myCombo2Changed(this);"></select>
<br/>
<br/>
<table id="myGrid" border=1></table>
<br/>
<table border=1 >
<tr><td>Code</td><td><input type=text id="clientCode" style="width:200px" /></td></tr>
<tr><td>Name</td><td><input type=text id="name" style="width:200px" /></td></tr>
<tr><td>Date</td><td><input type=text id="createDate" style="width:200px" /></td></tr>
<tr><td>Amount</td><td><input type=text id="totalAmount" style="width:200px" /></td></tr>
<tr><td>ABC</td><td><input type=text id="abc" /></td></tr>
<tr><td>Country</td><td><select id="country" onchange=""></select></td></tr>
</table>
</body>
</html>Last updated
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