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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>Dump drag&drop / copy&paste data</title> | |
| <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css" | |
| integrity="sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO" crossorigin="anonymous"/> | |
| </head> | |
| <body class="container"> | |
| <h1>Dump drag&drop / copy&paste data</h1> | |
| <p> | |
| Source code for this page on Github: <a href="https://github.com/tistre/js-copy-drag-json-ld/blob/master/dump-data.html">dump-data.html</a> | |
| You can test it with <a href="example.html">example.html</a>. | |
| </p> | |
| <div id="dropTarget" class="alert alert-secondary"> | |
| Drop link here | |
| </div> | |
| <form onsubmit="return false;"> | |
| <div class="form-group"> | |
| <label>Paste link here:</label> | |
| <input type="text" class="form-control" id="pasteInput"/> | |
| </div> | |
| <div class="form-group"> | |
| <button type="button" class="btn btn-secondary" onclick="resetAll()">Reset</button> | |
| </div> | |
| </form> | |
| <h3>Found data:</h3> | |
| <div id="dataOutput"></div> | |
| <template id="itemOutputTemplate"> | |
| <div class="card" style="margin-bottom: 10px;"> | |
| <div class="card-header">Type</div> | |
| <div class="card-body"> | |
| <pre class="card-text">Value</pre> | |
| </div> | |
| </div> | |
| </template> | |
| <script type="text/javascript"> | |
| function onDragOver(event) { | |
| // Prevent default to allow drop | |
| event.preventDefault(); | |
| } | |
| function onDrop(event) { | |
| event.preventDefault(); | |
| outputData(event.dataTransfer); | |
| } | |
| function onPaste(event) { | |
| outputData(event.clipboardData); | |
| } | |
| function resetAll() { | |
| document.querySelector('#dataOutput').innerHTML = ''; | |
| document.getElementById('pasteInput').value = ''; | |
| } | |
| function outputData(data) { | |
| document.querySelector('#dataOutput').innerHTML = ''; | |
| if (data.items != null) { | |
| for (let i = 0; i < data.items.length; i++) { | |
| // In Google Chrome, the DataTransferItem is gone after the getAsString() callback | |
| // executes, so we need to copy its information beforehand | |
| const itemKind = data.items[i].kind; | |
| const itemType = data.items[i].type; | |
| data.items[i].getAsString(function (itemValue) { | |
| console.log(itemValue, itemKind, itemType); | |
| outputItem({kind: itemKind, type: itemType, value: itemValue}); | |
| }); | |
| } | |
| } | |
| } | |
| function outputItem(item) { | |
| // Test to see if the browser supports the HTML template element by checking | |
| // for the presence of the template element's content attribute. | |
| if (!('content' in document.createElement('template'))) { | |
| alert('Please use a browser that supports templates.'); | |
| } | |
| const template = document.querySelector('#itemOutputTemplate'); | |
| const dataOutput = document.querySelector('#dataOutput'); | |
| const clone = document.importNode(template.content, true); | |
| clone.querySelector('div.card-header').textContent = item.type; | |
| clone.querySelector('pre.card-text').textContent = item.value; | |
| dataOutput.appendChild(clone); | |
| } | |
| document.getElementById('dropTarget').addEventListener('dragover', onDragOver, false); | |
| document.getElementById('dropTarget').addEventListener('drop', onDrop, false); | |
| document.getElementById('pasteInput').addEventListener('paste', onPaste, false); | |
| </script> | |
| </body> | |
| </html> |