| Server IP : 134.29.175.74 / Your IP : 216.73.216.160 Web Server : nginx/1.10.2 System : Windows NT CST-WEBSERVER 10.0 build 19045 (Windows 10) i586 User : Administrator ( 0) PHP Version : 7.1.0 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : OFF | Perl : OFF | Python : OFF | Sudo : OFF | Pkexec : OFF Directory : C:/nginx/html/js/ |
Upload File : |
// textarea.js
function adjustTextareas() {
var textareas = document.getElementsByTagName("textarea");
for ( $i=0; $i<textareas.length; $i++ ) {
adjustTextarea(textareas[$i])
}
}
function adjustTextarea(e) {
//console.log('adjustTextarea('+e.id+')');
e.style.height = "1px";
textareaScrollHeight = e.scrollHeight;
//console.log(e.id+' textareaScrollHeight = '+textareaScrollHeight);
if ( textareaScrollHeight == 0 || textareaScrollHeight == '0' ) {
textareaScrollHeight = 15;
//console.log(e.id+' textareaScrollHeight changed to '+textareaScrollHeight);
}
e.style.height = textareaScrollHeight+"px";
}
// resizeTextareas(maxWidth)
// Resizes all textareas on the page.
// minWidth = The minimum textarea width.
// maxWidth = The maximum textarea width.
function resizeTextareas(minWidth, maxWidth) {
//alert('resizeTextareas('+maxWidth+')');
if ( minWidth == undefined ) minWidth = 80;
if ( maxWidth == undefined ) maxWidth = 200;
var textareas = document.getElementsByTagName("textarea");
for ( $i=0; $i<textareas.length; $i++ ) {
resizeTextareaById(textareas[$i], minWidth, maxWidth)
}
}
// resizeTextarea(eName,maxWidth)
// Resizes eName textarea.
// maxWidth = The maximum textarea width.
function resizeTextarea(eName, minWidth, maxWidth) {
if ( document.getElementById(eName) ) {
if ( minWidth == undefined ) minWidth = 80;
if ( maxWidth == undefined ) maxWidth = 200;
eId = document.getElementById(eName);
resizeTextareaById(eId,maxWidth);
} else {
console.warn('resizeTextarea eName is undefined.');
}
}
// resizeTextareaById(eId, maxWidth)
// Called by resizeTextareas() or resizeTextarea() to resize this textarea.
function resizeTextareaById(eId, minWidth, maxWidth) {
if ( typeof minWidth == 'undefined' ) { minWidth = 80; }
if ( typeof maxWidth == 'undefined' ) { maxWidth = 1000; }
let eTag = '';
if ( ( typeof +eId.name == 'undefined' ) || +eId.name === '' ) {
eTag = eId.id;
} else {
eTag = eId.name;
}
console.log('resizeTextareaById('+eTag+', '+minWidth+', '+maxWidth+')');
var width = 0; // Used to calculate the textarea's current width.
var height = 0; // Used to calculate the textarea's current height.
//var minWidth = 20; // The textarea's minimum width.
var minHeight = 1; // The textarea's minimum height.
var linelengthmodifier = 1.1; // Used to modify linelength due to font.
lines = eId.value.split('\n'); // Get an array of the textarea's lines.
//alert('name='+eId.name+' value='+eId.value);
for (var i = 0; i < lines.length; i++) { // Loop through each line.
var linelength = lines[i].length * linelengthmodifier; // Get the line length.
console.log(linelength);
if ( linelength > width ) width = linelength; // Increase width if needed.
height++; // Increment height.
}
//height *= 1.4;
if ( width > maxWidth ) { // If width too large reset it and increment height.
console.log('width='+width+' > maxWidth'+maxWidth);
width = maxWidth;
for (var i = 0; i < lines.length; i++) { // Loop through each line.
var linelength = lines[i].length; // Get the line length.
if ( linelength > width ) height++; // Increment height.
}
height++; // Increment height.
}
if ( width < minWidth ) width = minWidth; // If width too small set to minWidth.
if ( height < minHeight ) height = minHeight; // If height too small set to minHeight.
console.log('name='+eId.name+' width='+width+' height='+height);
if ( width > 0 ) eId.cols = width; // Set the textarea's width.
if ( height > 0 ) eId.rows = height; // Set the textarea's height.
}