<html>
<style>
DIV {cursor: hand}
</style>
<body style="font-family: verdana">
<H2>Simple Drag and Resize Example</h2>
<h4>Use alt-click to multi-select</h4>
<input type=button value="Moving, click to resize"
onclick="toggleMoveResize(this); return false">
<div moveable=true style="position: absolute;
top: 150px; left: 100px;
width: 100px; height: 100px;
background-color: red;
border: solid 2px black">
Click and drag me
</div>
<div moveable=true style="position: absolute;
top: 150px; left: 250px;
width: 100px; height: 100px;
background-color: blue;
border: solid 2px black">
Click and drag me
</div>
<script language="JavaScript">
var activeElements = new Array();
var activeElementCount = 0;
var lTop, lLeft;
var doMove = true;
var doResize = false;
function toggleMoveResize(e) {
if (doMove) {
doMove = false;
doResize = true;
e.value = "Resizing, Click to Move";
} else {
doMove = true;
doResize = false;
e.value = "Moving, Click to Resize";
}
}
function mousedown() {
var mp;
mp = findMoveable(window.event.srcElement);
if (!window.event.altKey) {
for (i=0; i<activeElementCount; i++) {
if (activeElements[i] != mp) {
activeElements[i].style.borderWidth = "2px";
}
}
if (mp) {
activeElements[0] = mp;
activeElementCount = 1;
mp.style.borderWidth = "4px";
} else {
activeElementCount = 0;
}
} else {
if (mp) {
if (mp.style.borderWidth != "4px") {
activeElements[activeElementCount] = mp;
activeElementCount++;
mp.style.borderWidth = "4px";
}
}
}
window.status = activeElementCount;
lLeft = window.event.x;
lTop = window.event.y;
}
document.onmousedown = mousedown;
function mousemove() {
var i, dLeft, dTop;
if (window.event.button == 1) {
sx = window.event.x;
sy = window.event.y;
dLeft = sx - lLeft;
dTop = sy - lTop;
for (i=0; i<activeElementCount; i++) {
if (doMove)
moveElement(activeElements[i], dLeft, dTop);
if (doResize)
resizeElement(activeElements[i], dLeft, dTop);
}
lLeft = sx;
lTop = sy;
return false;
}
}
function moveElement(mp, dLeft, dTop) {
var e
e = mp;
e.style.posTop += dTop;
e.style.posLeft += dLeft;
}
function resizeElement(mp, dLeft, dTop) {
var e;
e = mp;
e.style.posHeight += dTop;
e.style.posWidth += dLeft;
}
function findMoveable(e) {
if (e.moveable == 'true')
return e;
if (e.tagName == "BODY")
return null;
return findMoveable(e.parentElement);
}
function findDefinedMoveable(e) {
if ((e.moveable == 'true') || (e.moveable == 'false'))
return e;
if (e.tagName == "BODY")
return null;
return findDefinedMoveable(e.parentElement);
}
function rfalse() {
return false;
}
document.onmousemove = mousemove;
document.onselectstart = rfalse;
</script>
</body>
</html>
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