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👑 JavaScript 30 - Checkboxes shift select
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,129 @@ | ||
| <!DOCTYPE html> | ||
| <html lang="en"> | ||
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| <head> | ||
| <meta charset="UTF-8"> | ||
| <title>Hold Shift to Check Multiple Checkboxes</title> | ||
| </head> | ||
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| <style> | ||
| html { | ||
| font-family: sans-serif; | ||
| background: #364658; | ||
| } | ||
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| html, | ||
| body { | ||
| margin: 0; | ||
| padding: 0; | ||
| } | ||
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| .inbox { | ||
| max-width: 400px; | ||
| margin: 50px auto; | ||
| background: white; | ||
| border-radius: 5px; | ||
| box-shadow: 10px 10px 0 rgba(0, 0, 0, 0.1); | ||
| } | ||
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| .item { | ||
| display: flex; | ||
| align-items: center; | ||
| border-bottom: 1px solid #F1F1F1; | ||
| } | ||
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| .item:last-child { | ||
| border-bottom: 0; | ||
| } | ||
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| input[type="checkbox"] { | ||
| margin: 20px; | ||
| cursor: pointer; | ||
| box-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2); | ||
| } | ||
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| input:checked+p { | ||
| background: #F9F9F9; | ||
| text-decoration: line-through; | ||
| } | ||
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| p { | ||
| margin: 0; | ||
| padding: 15px 10px; | ||
| transition: all 0.2s; | ||
| flex: 1; | ||
| font-size: 16px; | ||
| line-height: 20px; | ||
| border-left: 1px solid #F1F1F1; | ||
| } | ||
| </style> | ||
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| <body> | ||
| <div class="inbox"> | ||
| <div class="item"> | ||
| <input type="checkbox"> | ||
| <p>This is an inbox layout.</p> | ||
| </div> | ||
| <div class="item"> | ||
| <input type="checkbox"> | ||
| <p>Check one item</p> | ||
| </div> | ||
| <div class="item"> | ||
| <input type="checkbox"> | ||
| <p>Hold down your Shift key</p> | ||
| </div> | ||
| <div class="item"> | ||
| <input type="checkbox"> | ||
| <p>Check a lower item</p> | ||
| </div> | ||
| <div class="item"> | ||
| <input type="checkbox"> | ||
| <p>Everything in between should also be set to checked</p> | ||
| </div> | ||
| <div class="item"> | ||
| <input type="checkbox"> | ||
| <p>Try to do it without any libraries</p> | ||
| </div> | ||
| <div class="item"> | ||
| <input type="checkbox"> | ||
| <p>Just regular JavaScript</p> | ||
| </div> | ||
| <div class="item"> | ||
| <input type="checkbox"> | ||
| <p>Good Luck!</p> | ||
| </div> | ||
| <div class="item"> | ||
| <input type="checkbox"> | ||
| <p>Don't forget to tweet your result!</p> | ||
| </div> | ||
| </div> | ||
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| <script> | ||
| const checkBoxes = document.querySelectorAll('.inbox input[type="checkbox"]') | ||
| let lastChecked; | ||
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| checkBoxes.forEach((checkbox) => { | ||
| checkbox.addEventListener('click', handleCheck) | ||
| }) | ||
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| function handleCheck(e) { | ||
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| let inBetween = false | ||
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| if (e.shiftKey && this.checked) { | ||
| checkBoxes.forEach((checkbox) => { | ||
| if (checkbox === this || checkbox === lastChecked) { | ||
| inBetween = !inBetween | ||
| } | ||
| if (inBetween) { | ||
| checkbox.checked = true | ||
| } | ||
| }) | ||
| } | ||
| lastChecked = this | ||
| } | ||
| </script> | ||
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| </body> | ||
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| </html> |