code-boxx/0-HTML-EDITABLE-TABLE.MD

## 0-HTML-EDITABLE-TABLE.MD

      
    Raw
  

              0-HTML-EDITABLE-TABLE.MD
            
          
    HTML EDITABLE TABLE


https://code-boxx.com/editable-html-table/
https://www.youtube.com/watch?v=vCvBY_G3-B8

LICENSE

Copyright by Code Boxx
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.****

  
## edit-table.css
/* (A) ENTIRE PAGE */
* {
  font-family: Arial, Helvetica, sans-serif;
  box-sizing: border-box;
}

/* (B) EDITABLE TABLE */
.editable {
  border-collapse: collapse;
}
.editable th, .editable td {
  text-align: left;
  padding: 15px;
}
.editable thead {
  color: #fff;
  background: #8363fd;
}
.editable tbody tr:nth-child(even) {
  background: #f2f2f2;
}
.editable td.edit {
  background: #f8ff88;
}

## edit-table.html
<!DOCTYPE html>
<html>
  <head>
    <title>Editable Table</title>
    <link rel="stylesheet" href="edit-table.css">
    <script defer src="edit-table.js"></script>
  </head>
  <body>
    <table class="editable">
      <!-- (A) HEADER -->
      <thead>
        <tr>
          <th>Name</th>
          <th>Email</th>
        </tr>
      </thead>

      <!-- (B) DATA -->
      <tbody>
        <tr>
          <td>Job Doe</td>
          <td>job@doe.com</td>
        </tr>
        <tr>
          <td>Joe Doe</td>
          <td>joe@doe.com</td>
        </tr>
        <tr>
          <td>Joi Doe</td>
          <td>joi@doe.com</td>
        </tr>
        <tr>
          <td>Jon Doe</td>
          <td>jon@doe.com</td>
        </tr>
        <tr>
          <td>Joy Doe</td>
          <td>joy@doe.com</td>
        </tr>
      </tbody>
    </table>
    <div>Double-click on a cell to edit.</div>
    <div>Press enter or click outside cell to commit.</div>
    <div>Press escape to cancel.</div>
  </body>
</html>

## edit-table.js
// (A) INITIALIZE - DOUBLE CLICK TO EDIT CELL
window.addEventListener("DOMContentLoaded", () => {
  for (let cell of document.querySelectorAll(".editable td")) {
    cell.ondblclick = () => editable.edit(cell);
  }
});

var editable = {
  // (B) PROPERTIES
  selected : null,  // current selected cell
  value : "", // current selected cell value

  // (C) "CONVERT" TO EDITABLE CELL
  edit : cell => {
    // (C1) REMOVE "DOUBLE CLICK TO EDIT"
    cell.ondblclick = "";

    // (C2) EDITABLE CONTENT
    cell.contentEditable = true;
    cell.focus();

    // (C3) "MARK" CURRENT SELECTED CELL
    cell.classList.add("edit");
    editable.selected = cell;
    editable.value = cell.innerHTML;

    // (C4) PRESS ENTER/ESC OR CLICK OUTSIDE TO END EDIT
    window.addEventListener("click", editable.close);
    cell.onkeydown = evt => {
      if (evt.key=="Enter" || evt.key=="Escape") {
        editable.close(evt.key=="Enter" ? true : false);
        return false;
      }
    };
  },

  // (D) END "EDIT MODE"
  close : evt => { if (evt.target != editable.selected) {
    // (D1) CANCEL - RESTORE PREVIOUS VALUE
    if (evt === false) {
      editable.selected.innerHTML = editable.value;
    }

    // (D2) REMOVE "EDITABLE"
    window.getSelection().removeAllRanges();
    editable.selected.contentEditable = false;

    // (D3) RESTORE CLICK LISTENERS
    window.removeEventListener("click", editable.close);
    let cell = editable.selected;
    cell.onkeydown = "";
    cell.ondblclick = () => editable.edit(cell);

    // (D4) "UNMARK" CURRENT SELECTED CELL
    editable.selected.classList.remove("edit");
    editable.selected = null;
    editable.value = "";

    // (D5) DO WHATEVER YOU NEED
    if (evt !== false) {
      console.log(cell.innerHTML);
      // check value?
      // send value to server?
      // update calculations in table?
    }
  }}
};
	/* (A) ENTIRE PAGE */
	* {
	font-family: Arial, Helvetica, sans-serif;
	box-sizing: border-box;
	}

	/* (B) EDITABLE TABLE */
	.editable {
	border-collapse: collapse;
	}
	.editable th, .editable td {
	text-align: left;
	padding: 15px;
	}
	.editable thead {
	color: #fff;
	background: #8363fd;
	}
	.editable tbody tr:nth-child(even) {
	background: #f2f2f2;
	}
	.editable td.edit {
	background: #f8ff88;
	}
	<!DOCTYPE html>
	<html>
	<head>
	<title>Editable Table</title>
	<link rel="stylesheet" href="edit-table.css">
	<script defer src="edit-table.js"></script>
	</head>
	<body>
	<table class="editable">
	<!-- (A) HEADER -->
	<thead>
	<tr>
	<th>Name</th>
	<th>Email</th>
	</tr>
	</thead>

	<!-- (B) DATA -->
	<tbody>
	<tr>
	<td>Job Doe</td>
	<td>job@doe.com</td>
	</tr>
	<tr>
	<td>Joe Doe</td>
	<td>joe@doe.com</td>
	</tr>
	<tr>
	<td>Joi Doe</td>
	<td>joi@doe.com</td>
	</tr>
	<tr>
	<td>Jon Doe</td>
	<td>jon@doe.com</td>
	</tr>
	<tr>
	<td>Joy Doe</td>
	<td>joy@doe.com</td>
	</tr>
	</tbody>
	</table>
	<div>Double-click on a cell to edit.</div>
	<div>Press enter or click outside cell to commit.</div>
	<div>Press escape to cancel.</div>
	</body>
	</html>
	// (A) INITIALIZE - DOUBLE CLICK TO EDIT CELL
	window.addEventListener("DOMContentLoaded", () => {
	for (let cell of document.querySelectorAll(".editable td")) {
	cell.ondblclick = () => editable.edit(cell);
	}
	});

	var editable = {
	// (B) PROPERTIES
	selected : null, // current selected cell
	value : "", // current selected cell value

	// (C) "CONVERT" TO EDITABLE CELL
	edit : cell => {
	// (C1) REMOVE "DOUBLE CLICK TO EDIT"
	cell.ondblclick = "";

	// (C2) EDITABLE CONTENT
	cell.contentEditable = true;
	cell.focus();

	// (C3) "MARK" CURRENT SELECTED CELL
	cell.classList.add("edit");
	editable.selected = cell;
	editable.value = cell.innerHTML;

	// (C4) PRESS ENTER/ESC OR CLICK OUTSIDE TO END EDIT
	window.addEventListener("click", editable.close);
	cell.onkeydown = evt => {
	if (evt.key=="Enter" \|\| evt.key=="Escape") {
	editable.close(evt.key=="Enter" ? true : false);
	return false;
	}
	};
	},

	// (D) END "EDIT MODE"
	close : evt => { if (evt.target != editable.selected) {
	// (D1) CANCEL - RESTORE PREVIOUS VALUE
	if (evt === false) {
	editable.selected.innerHTML = editable.value;
	}

	// (D2) REMOVE "EDITABLE"
	window.getSelection().removeAllRanges();
	editable.selected.contentEditable = false;

	// (D3) RESTORE CLICK LISTENERS
	window.removeEventListener("click", editable.close);
	let cell = editable.selected;
	cell.onkeydown = "";
	cell.ondblclick = () => editable.edit(cell);

	// (D4) "UNMARK" CURRENT SELECTED CELL
	editable.selected.classList.remove("edit");
	editable.selected = null;
	editable.value = "";

	// (D5) DO WHATEVER YOU NEED
	if (evt !== false) {
	console.log(cell.innerHTML);
	// check value?
	// send value to server?
	// update calculations in table?
	}
	}}
	};