2014/10/16 上午 12:03:03

jquery Programming Glossary: dragover

How to detect the dragleave event in Firefox when dragging outside the window

http://stackoverflow.com/questions/10253663/how-to-detect-the-dragleave-event-in-firefox-when-dragging-outside-the-window

come up with seems really hackish. One way of knowing when dragging outside the window has occurred it to wait for the dragover event to stop firing because dragover fires constantly during a drag and drop operation . Here's how I'm doing that var.. way of knowing when dragging outside the window has occurred it to wait for the dragover event to stop firing because dragover fires constantly during a drag and drop operation . Here's how I'm doing that var timeout function dragleaveFunctionality.. do stuff function firefoxTimeoutHack clearTimeout timeout timeout setTimeout dragleaveFunctionality 200 document .on 'dragover' firefoxTimeoutHack This code is essentially creating and clearing a timeout over and over again. The 200 millisecond timeout..

File API File Upload - Read XMLHttpRequest in ASP.NET MVC

http://stackoverflow.com/questions/5181789/file-api-file-upload-read-xmlhttprequest-in-asp-net-mvc

dragenter function evt this.className over evt.preventDefault evt.stopPropagation false dropArea.addEventListener dragover function evt evt.preventDefault evt.stopPropagation false dropArea.addEventListener drop function evt document.getElementById..

HTML5 dragleave fired when hovering a child element

http://stackoverflow.com/questions/7110353/html5-dragleave-fired-when-hovering-a-child-element

var dropZone document.getElementById 'box' var dropMask document.getElementById 'drop mask' dropZone.addEventListener 'dragover' drag_over false dropMask.addEventListener 'dragleave' drag_leave false dropMask.addEventListener 'drop' drag_drop false.. words you create a mask inside the dropzone with width height inherited position absolute that will just show when the dragover starts. So after showing that mask you can do the trick by attaching the others dragleave drop events on it. After leaving..

using jquery .on for drop events when uploading files from the desktop?

http://stackoverflow.com/questions/9544977/using-jquery-on-for-drop-events-when-uploading-files-from-the-desktop

drag and drop share improve this question It's not easy but possible. First you need to add eventhandlers for dragover and dragenter and prevent the default actions for these events like that '#div' .on 'dragover' function e e.preventDefault.. to add eventhandlers for dragover and dragenter and prevent the default actions for these events like that '#div' .on 'dragover' function e e.preventDefault e.stopPropagation '#div' .on 'dragenter' function e e.preventDefault e.stopPropagation Then..