protected void clean() {
thumb.style.display = "none";
document.body.style.cursor = "auto";
if (hSelectStart != null) {
Clazz.removeEvent(thumb, "selectstart", hSelectStart);
hSelectStart = null;
}
// thumb.parentNode.removeChild(thumb);
OS.destroyHandle(thumb);
if (overFrameHandle != null) {
// document.body.removeChild(overFrameHandle);
OS.destroyHandle(overFrameHandle);
overFrameHandle = null;
}
}
public boolean dragBegan(DragEvent e) {
thumb = document.createElement("DIV");
String cssName = e.sourceElement.className;
thumb.className = cssName;
if (cssName != null && cssName.indexOf("sash-mouse-down") == -1) {
thumb.className += " sash-mouse-down";
}
if (cssName.indexOf("horizontal") != -1) {
isHorizontal = true;
} else {
isHorizontal = false;
}
thumb.style.left = e.sourceElement.style.left;
thumb.style.top = e.sourceElement.style.top;
thumb.style.width = e.sourceElement.style.width;
thumb.style.height = e.sourceElement.style.height;
if (hSelectStart == null) {
hSelectStart = DNDUtils.onselectstart;
Clazz.addEvent(thumb, "selectstart", hSelectStart);
}
if (e.sourceElement.nextSibling != null) {
e.sourceElement.parentNode.insertBefore(thumb, e.sourceElement.nextSibling);
} else {
e.sourceElement.parentNode.appendChild(thumb);
}
CSSStyle style = e.sourceElement.style;
this.sourceX = style.left.length() > 0 ? Integer.parseInt(style.left) : 0;
this.sourceY = style.top.length() > 0 ? Integer.parseInt(style.top) : 0;
/* first time, set start location to current location */
e.startX = e.currentX;
e.startY = e.currentY;
Element[] frames = document.getElementsByTagName("IFRAME");
boolean needOverIFrameLayer = false;
for (int i = 0; i < frames.length; i++) {
if (frames[i].style.display != "none") {
needOverIFrameLayer = true;
break;
}
}
if (needOverIFrameLayer) {
overFrameHandle = document.createElement("DIV");
overFrameHandle.className = "over-iframe-layer";
overFrameHandle.style.zIndex = window.currentTopZIndex;
document.body.appendChild(overFrameHandle);
}
return true;
}