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December 14, 2015 02:59
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drop file sample
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>File API Sample</title> | |
| <style type="text/css"> | |
| .droppable { | |
| width: 200px; | |
| height: 200px; | |
| border:1px solid red; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div id="drop" class="droppable">ここに画像をドロップ！</div> | |
| <script src="http://code.jquery.com/jquery-1.9.1.min.js"></script> | |
| <script> | |
| $("#drop").on("dragover",function(event){ | |
| var type = event.originalEvent.dataTransfer.types[0]; | |
| if(type== "Files"){ | |
| event.preventDefault(); | |
| } | |
| }); | |
| $("#drop").on("drop",function(event){ | |
| event.preventDefault(); | |
| var file = event.originalEvent.dataTransfer.files[0]; | |
| var reader = new FileReader(); | |
| reader.onload = function(e){ | |
| $("#drop").empty().css({ | |
| "border":"none", | |
| "width" :"100%", | |
| "height" :"100%" | |
| }).append($("<img>").attr("src",e.target.result)); | |
| }; | |
| reader.readAsDataURL(file); | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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