JavaScript/DOM/Event/drag

Aus SELFHTML-Wiki
< JavaScript‎ | DOM‎ | Event(Weitergeleitet von Ondrag)
Wechseln zu: Navigation, Suche

Der drag-Event-Handler feuert, wenn Sie ein Element oder eine Textauswahl ziehen.

bubbles

ja

cancelable

ja

mögliche Auslöser

allen Elementen

Event-Objekt

Drag-Event

var dragged;

/* events fired on the draggable target */
document.addEventListener("drag", function(event) {

}, false);

document.addEventListener("dragstart", function(event) {
  // store a ref. on the dragged elem
  dragged = event.target;
  // make it half transparent
  event.target.style.opacity = .5;
}, false);

document.addEventListener("dragend", function(event) {
  // reset the transparency
  event.target.style.opacity = "";
}, false);

/* events fired on the drop targets */
document.addEventListener("dragover", function(event) {
  // prevent default to allow drop
  event.preventDefault();
}, false);

document.addEventListener("dragenter", function(event) {
  // highlight potential drop target when the draggable element enters it
  if (event.target.className == "dropzone") {
    event.target.style.background = "purple";
  }

}, false);

document.addEventListener("dragleave", function(event) {
  // reset background of potential drop target when the draggable element leaves it
  if (event.target.className == "dropzone") {
    event.target.style.background = "";
  }

}, false);


Siehe auch

Weblinks