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HW20 - 2 options how to add event listener #16

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HW20 - 2 options how to add event listener #16

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7b1188e
Add event listener
Jan 4, 2020
e798e6d
Remove event listener
Jan 5, 2020
63d48c8
Remove event listener
Jan 5, 2020
0af13e8
Add handler function
Jan 5, 2020
1b707f6
Minor changes
Jan 5, 2020
55343ec
Minor changes
Jan 5, 2020
b94076b
Added 2 cases how to solve
Jan 8, 2020
c0ef4d6
Tuponula po jestkomu
Jan 19, 2020
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3 changes: 2 additions & 1 deletion models/battleground.js
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Original file line number Diff line number Diff line change
Expand Up @@ -47,11 +47,12 @@ var BattleGround = (function() {
BattleGround.prototype.update = function() {
var self = this;
this.cellsElement.innerHTML = '';
this.area.forEach(function(el) {
this.area.forEach(function(el,index) {
var cell = document.createElement('div');
var cellElement = el.render();

cell.classList.add('game__cells__item');
cell.setAttribute('data-index',index + 1);
cell.appendChild(cellElement);
self.cellsElement.appendChild(cell);
});
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15 changes: 15 additions & 0 deletions script.js
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Original file line number Diff line number Diff line change
Expand Up @@ -21,3 +21,18 @@ var fnc = function(e) {
};

document.addEventListener('keydown', fnc);

// add event listener CASE 1
const gameCells = document.querySelectorAll('.game__cells__item');
gameCells.forEach((element, index) => {
element.addEventListener('mouseover', () => {
console.log(`You just moused over an element number ${index}`);
});
});

// add event listener CASE2
const gameWrapper = document.querySelector('.game__cells');
gameWrapper.addEventListener('mouseover', event => {
let index = event.target.getAttribute('data-index');
console.log(`You just moused over an element number ${index}`);
});