Created
May 13, 2012 13:36
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FileReader API example
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| <html> | |
| <title>File API</title> | |
| <head> | |
| <script type="text/javascript" src="http://code.jquery.com/jquery-1.7.2.min.js"></script> | |
| <script type="text/javascript"> | |
| $(document).ready(function(){ | |
| console.log("loaded"); | |
| var holder = document.getElementById('holder'), | |
| state = document.getElementById('status'); | |
| console.log(holder); | |
| if (typeof window.FileReader === 'undefined') { | |
| state.className = 'fail'; | |
| } else { | |
| state.className = 'success'; | |
| state.innerHTML = 'File API & FileReader available'; | |
| } | |
| holder.ondragover = function () { this.className = 'hover'; return false; }; | |
| holder.ondragend = function () { this.className = ''; return false; }; | |
| holder.ondrop = function (e) { | |
| this.className = ''; | |
| e.preventDefault(); | |
| var file = e.dataTransfer.files[0], | |
| reader = new FileReader(); | |
| reader.onload = function (event) { | |
| console.log("Onload event fired"); | |
| console.log(event.target); | |
| holder.style.background = 'url(' + event.target.result + ') no-repeat center'; | |
| }; | |
| console.log(file); | |
| reader.readAsDataURL(file); | |
| return false; | |
| }; | |
| }); | |
| </script> | |
| <style> | |
| #holder { border: 10px dashed #ccc; width: 300px; height: 300px; margin: 20px auto;} | |
| #holder.hover { border: 10px dashed #333; } | |
| </style> | |
| </head> | |
| <body> | |
| <div id="holder">Drop your files here!</div> | |
| <div id="status">Status: </div> | |
| </body> | |
| </html> |
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