JAVA日报

拖拽事件

document.addEventListener("dragenter", function(e){
dropbox.style.borderColor = 'gray';
}, false);
document.addEventListener("dragleave", function(e){
dropbox.style.borderColor = 'silver';
}, false);
dropbox.addEventListener("dragenter", function(e){
dropbox.style.borderColor = 'gray';
dropbox.style.backgroundColor = 'white';
}, false);
dropbox.addEventListener("dragleave", function(e){
dropbox.style.backgroundColor = 'transparent';
}, false);
dropbox.addEventListener("dragenter", function(e){
e.stopPropagation();
e.preventDefault();
}, false);
dropbox.addEventListener("dragover", function(e){
dropbox.style.backgroundColor = 'yellow';
e.stopPropagation();
e.preventDefault();
}, false);
dropbox.addEventListener("drop", function(e){
e.stopPropagation();
e.preventDefault();
alert("qwerqw");
handleFiles(e.dataTransfer.files);


}, false);