code-boxx/0-JS-TIMETABLE.MD

## 0-JS-TIMETABLE.MD

      
    Raw
  

              0-JS-TIMETABLE.MD
            
          
    JAVASCRIPT TIMETABLE

https://code-boxx.com/simple-javascript-timetable/
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.

  
## js-timetable.css
/* (A) WHOLE PAGE */
* {
  font-family: arial, sans-serif;
  box-sizing: border-box;
}

/* (B) TIMETABLE WRAPPER */
.timetable {
  display: grid;
  position: relative;
}

/* (C) BLANK & HEADER CELLS */
.cell {
  display: flex;
  align-items: center;
  padding: 10px;
  border: 1px solid #efefef;
}
.head {
  font-weight: 700;
  justify-content: center;
  color: #333;
  background: #f9f9f9;
}

/* (D) ENTRY CELLS */
.entry {
  position: absolute;
  right: 0; left: 0; top: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

## js-timetable.html
<!DOCTYPE html>
<html>
  <head>
    <title>Time Table With CSS Grid</title>

    <!-- (A) LOAD CSS & JS -->
    <link rel="stylesheet" href="js-timetable.css">
    <script src="js-timetable.js"></script>
  </head>
  <body>
    <!-- (B) GENERATE TIMETABLE HERE -->
    <div id="demo"></div>

    <!-- (C) ATTACH TIMETABLE -->
    <script>
    timetable({
      // (C1) REQUIRED
      target: document.getElementById("demo"),
      x: ["Morning", "Afternoon", "Night"],
      y: ["Mon", "Tue", "Wed", "Thur", "Fri"],
      data: [
        {
          txt: "Feed the Doge",
          row: "2", col: "2/3",
          color: "white", bg: "black",
          click : () => { alert("Clicked!"); }
        },
        {
          txt: "Walk the Doge",
          row: "4", col: "3/4",
          color: "#04ff00", bg: "#090099"
        },
        {
          txt: "Play with Doge",
          row: "6", col: "3",
          color: "#fff", bg: "#aa18ad"
        }
      ],

      // (C2) OPTIONAL
      gridX: "100px repeat(3, 1fr)",
      gridY : "50px"
    });
    </script>
  </body>
</html>

## js-timetable.js
function timetable (instance) {
  // (A) CSS
  instance.target.classList.add("timetable");
  if (instance.gridX == undefined) {
    instance.gridX = `repeat(${instance.x.length+1}, 1fr)`;
  }
  instance.target.style.gridTemplateColumns = instance.gridX;
  if (instance.gridY) {
    instance.target.style.gridAutoRows = instance.gridY;
  }

  // (B) GENERATE CELLS HELPER FUNCTION
  let celler = (data, css) => {
    let cell = document.createElement("div");
    cell.className = css;
    if (typeof data == "string") { cell.innerHTML = data; }
    else {
      cell.innerHTML = data.txt;
      cell.style = `grid-column:${data.col};grid-row:${data.row};color:${data.color};background:${data.bg}`;
      if (instance.gridY) { cell.style.height = instance.gridY; }
      if (data.click) { cell.onclick = data.click; }
    }
    instance.target.appendChild(cell);
  };

  // (C) FIRST ROW - EMPTY CELL | HEADER FOR X
  celler("&nbsp;", "cell head");
  for (let i of instance.x) { celler(i, "cell head"); }

  // (D) FOLLOWING ROWS - HEADER FOR Y | EMPTY CELLS
  for (let i=0; i<instance.y.length; i++) {
    celler(instance.y[i], "cell head");
    for (let j=0; j<instance.x.length; j++) { celler("&nbsp;", "cell"); }
  }

  // (E) ENTRIES
  for (let i of instance.data) { celler(i, "cell entry"); }
}
	/* (A) WHOLE PAGE */
	* {
	font-family: arial, sans-serif;
	box-sizing: border-box;
	}

	/* (B) TIMETABLE WRAPPER */
	.timetable {
	display: grid;
	position: relative;
	}

	/* (C) BLANK & HEADER CELLS */
	.cell {
	display: flex;
	align-items: center;
	padding: 10px;
	border: 1px solid #efefef;
	}
	.head {
	font-weight: 700;
	justify-content: center;
	color: #333;
	background: #f9f9f9;
	}

	/* (D) ENTRY CELLS */
	.entry {
	position: absolute;
	right: 0; left: 0; top: 0;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
	}
	<!DOCTYPE html>
	<html>
	<head>
	<title>Time Table With CSS Grid</title>

	<!-- (A) LOAD CSS & JS -->
	<link rel="stylesheet" href="js-timetable.css">
	<script src="js-timetable.js"></script>
	</head>
	<body>
	<!-- (B) GENERATE TIMETABLE HERE -->
	<div id="demo"></div>

	<!-- (C) ATTACH TIMETABLE -->
	<script>
	timetable({
	// (C1) REQUIRED
	target: document.getElementById("demo"),
	x: ["Morning", "Afternoon", "Night"],
	y: ["Mon", "Tue", "Wed", "Thur", "Fri"],
	data: [
	{
	txt: "Feed the Doge",
	row: "2", col: "2/3",
	color: "white", bg: "black",
	click : () => { alert("Clicked!"); }
	},
	{
	txt: "Walk the Doge",
	row: "4", col: "3/4",
	color: "#04ff00", bg: "#090099"
	},
	{
	txt: "Play with Doge",
	row: "6", col: "3",
	color: "#fff", bg: "#aa18ad"
	}
	],

	// (C2) OPTIONAL
	gridX: "100px repeat(3, 1fr)",
	gridY : "50px"
	});
	</script>
	</body>
	</html>
	function timetable (instance) {
	// (A) CSS
	instance.target.classList.add("timetable");
	if (instance.gridX == undefined) {
	instance.gridX = `repeat(${instance.x.length+1}, 1fr)`;
	}
	instance.target.style.gridTemplateColumns = instance.gridX;
	if (instance.gridY) {
	instance.target.style.gridAutoRows = instance.gridY;
	}

	// (B) GENERATE CELLS HELPER FUNCTION
	let celler = (data, css) => {
	let cell = document.createElement("div");
	cell.className = css;
	if (typeof data == "string") { cell.innerHTML = data; }
	else {
	cell.innerHTML = data.txt;
	cell.style = `grid-column:${data.col};grid-row:${data.row};color:${data.color};background:${data.bg}`;
	if (instance.gridY) { cell.style.height = instance.gridY; }
	if (data.click) { cell.onclick = data.click; }
	}
	instance.target.appendChild(cell);
	};

	// (C) FIRST ROW - EMPTY CELL \| HEADER FOR X
	celler(" ", "cell head");
	for (let i of instance.x) { celler(i, "cell head"); }

	// (D) FOLLOWING ROWS - HEADER FOR Y \| EMPTY CELLS
	for (let i=0; i<instance.y.length; i++) {
	celler(instance.y[i], "cell head");
	for (let j=0; j<instance.x.length; j++) { celler(" ", "cell"); }
	}

	// (E) ENTRIES
	for (let i of instance.data) { celler(i, "cell entry"); }
	}