Add js code

This commit is contained in:
Nyymix 2022-05-04 23:58:53 +03:00
parent 60181114cd
commit 7b089df9c0
3 changed files with 53 additions and 1 deletions

View file

@ -10,7 +10,7 @@
<body> <body>
<h1>Virtual Keyboard</h1> <h1>Virtual Keyboard</h1>
<div class="wrapper"> <div class="wrapper">
<textarea id="transtxt" cols="30" rows="15" oninput="translit()"></textarea> <textarea id="keytext" cols="30" rows="15"></textarea>
</div> </div>
<div class="buttons"> <div class="buttons">
<button value="й">й</button> <button value="й">й</button>

View file

@ -13,3 +13,7 @@ textarea {
font-size: 20px; font-size: 20px;
width: 100%; width: 100%;
} }
button {
width: 50px;
}

48
main.js
View file

@ -0,0 +1,48 @@
document.querySelectorAll('.buttons>button').forEach((button) => {
button.addEventListener('click', e => {
const value = e.target.value;
keypress(value);
})
});
function keypress(str) {
var textarea = document.getElementById("keytext");
if (textarea.selectionStart || textarea.selectionStart == '0') {
var txt = textarea.value;
var startPos = textarea.selectionStart;
var endPos = textarea.selectionEnd;
if (str === 'del' || str === 'DEL') {
if (startPos == endPos) {
textarea.value = txt.substring(0, startPos - 1) + txt.substring(endPos, txt.length);
textarea.focus();
textarea.selectionStart = startPos - 1;
textarea.selectionEnd = endPos - 1;
} else {
textarea.value = txt.substring(0, startPos) + txt.substring(endPos, txt.length);
textarea.focus();
textarea.selectionStart = startPos;
textarea.selectionEnd = startPos;
}
} else if (str === 'cap') {
document.querySelectorAll('.buttons>button').forEach((t) => {
t.textContent = t.textContent.toUpperCase();
t.value = t.value.toUpperCase();
});
} else if (str === 'CAP') {
document.querySelectorAll('.buttons>button').forEach((t) => {
t.textContent = t.textContent.toLowerCase();
t.value = t.value.toLowerCase();
});
} else {
textarea.value = txt.substring(0, startPos) + str + txt.substring(endPos, txt.length);
textarea.focus();
textarea.selectionStart = startPos + str.length;
textarea.selectionEnd = startPos + str.length;
}
} else {
textarea.value += str;
textarea.focus();
}
}