dojo
Version:
Dojo core is a powerful, lightweight library that makes common tasks quicker and easier. Animate elements, manipulate the DOM, and query with easy CSS syntax, all without sacrificing performance.
104 lines (99 loc) • 4.25 kB
JavaScript
var isQuirks = document.compatMode == "BackCompat";
function runScrollingTest(resultNode){
// reposition the absolute-positioned tag to the top/left of the static control
// element and check to make sure each has the same offsetLeft/Top
if(!("dojo" in window)){
var doc = frameElement.ownerDocument;
var win = doc.parentWindow || doc.defaultView;
dojo = win.dojo;
}
var isLtr = dojo.hitch(dojo, "withGlobal")(window, "_isBodyLtr", dojo, []);
var root = isQuirks? document.body : document.documentElement;
var control = document.getElementById("control");
var clientWidth = document.getElementById("clientWidth");
var abs1 = document.getElementById("abs1");
window.scrollTo(0, 0); // start with standarized placement
setTimeout(function(){
var cw = dojo.hitch(dojo, "withGlobal")(window, "position", dojo, [clientWidth, false]);
if(cw.x != 0){
scrollBy(cw.x, 0); // scroll width:100% control element fully into view
}
var p = dojo.hitch(dojo, "withGlobal")(window, "position", dojo, [control, true]);
abs1.style.left = p.x + "px";
abs1.style.top = p.y + "px";
setTimeout(function(){
cw = dojo.hitch(dojo, "withGlobal")(window, "position", dojo, [clientWidth, false]);
if(cw.x >= 0 || (cw.x < 0 && Math.round(root.clientWidth - cw.w - cw.x) == 0)){
if(abs1.offsetLeft == control.offsetLeft){
if(abs1.offsetTop == control.offsetTop){
resultNode.testResult = "EQUAL";
}else{
resultNode.testResult = "abs1.offsetTop="+abs1.offsetTop + " control.offsetTop="+control.offsetTop;
}
}else{
resultNode.testResult = "abs1.offsetLeft="+abs1.offsetLeft + " control.offsetLeft="+control.offsetLeft;
}
}else{
resultNode.testResult = "100% width element start/size=" + cw.x+'/'+cw.w + " frame client left/width="+root.clientLeft+'/'+root.clientWidth;
}
if(resultNode.resultReady){ resultNode.resultReady(); }
}, 100);
}, 100);
}
function genScrollingTestNodes(hScroll, vScroll, large){
document.write(
'<DIV id="abs1" style="position:absolute;background-color:red;left:0;top:0;width:1em;font-family:monospace;font-size:16px;"> </DIV>' +
'<DIV id="control" style="width:2em;height:2em;font-family:monospace;font-size:16px;background-color:cyan;margin:0 1em;border:0;padding:0;"> </DIV>' +
( large
? (
(hScroll ? '<DIV style="float:left;position:relative;width:600px;"> </DIV>' : '') +
(hScroll ? '<DIV style="float:right;position:relative;width:600px;"> </DIV>' : '') +
(vScroll ? '<CENTER style="width:1px;height:600px;"> </CENTER>' : '')
)
: ''
) +
'');
}
function genScrollingTestBody(){
var options = window.location.search.substr(1).toLowerCase().split(/&/);
options.dir = "ltr";
for(var i=0; i < options.length; i++){
var option = options[i];
switch(option){
case "ltr":
case "rtl":
options.dir = option;
break;
case"both":
options.horz = 1;
options.vert = 1;
break;
default: options[option] = 1;
}
}
var html = document.getElementsByTagName("HTML")[0];
html.dir = options.dir;
// the setTimeout in the onload allows the browser time to scroll the iframe to the previous position
var scroll = options.large ? '' : 'scroll';
if(!options.horz){
html.style.overflowX = "hidden";
}else if(!isQuirks && !options.large){
html.style.overflowX = scroll;
}
if(!options.vert){
html.style.overflowY = "hidden";
}else if(!isQuirks && !options.large){
html.style.overflowY = scroll;
}
document.write('<BODY style="height:100%;margin:0;padding:0;border:0;background-color:white;overflow-x:' + (options.horz ? (isQuirks ? scroll : '') : 'hidden') + ';overflow-y:' + (isQuirks ? (options.vert ? scroll : 'hidden') : '') + ';">');
document.write('<DIV id="clientWidth"><CENTER>'+(isQuirks?'quirks ':'strict ')+(options.horz?'horiz ':'')+(options.vert?'vert ':'')+(options.large?'scrolling ':'')+options.dir+'</CENTER></DIV>');
genScrollingTestNodes(options.horz, options.vert, options.large);
document.write('</BODY>');
}
if(!document.body){
frameElement.runScrollingTest = runScrollingTest;
genScrollingTestBody();
}else{
document.write('<DIV id="clientWidth" style="background-color:transparent;"> </DIV>');
genScrollingTestNodes();
}