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Based on Resizeable Textarea 0.1 (https://addons.mozilla.org/de/firefox/addon/3818), original coding by Raik Jürgens. Added support for select lists and horizontal resizing of input fields by Florian Höch. Should now work on all page types (XML/XHTML/you-name-it).
// ==UserScript==
// @name Resizeable Text Fields
// @namespace http://userscripts.org/scripts/show/42433
// @description Based on Resizeable Textarea 0.1 (https://addons.mozilla.org/de/firefox/addon/3818), original coding by Raik Jürgens. Added support for select lists and horizontal resizing of input fields by Florian Höch. Should now work on all page types (XML/XHTML/you-name-it).
// @include *
// @version 0.0.1.20140904104754
// ==/UserScript==
window.resizeableTF =
{
loaded: false,
TF: [],
TF_names: [],
TF_lineheights: [],
TF_tags: {
/*
directions:
0 = determine on runtime by looking at size attribute
1 = only horizontal
2 = horizontal & vertical
*/
'input': {
directions: 1,
types: ['text', 'password']
},
'pre': {
directions: 2
},
'select': {
directions: 0
},
'textarea': {
directions: 2
}
},
pageload: function (e) {
if (!resizeableTF.loaded) {
resizeableTF.doc = document;
resizeableTF.rootElem = resizeableTF.doc.getElementsByTagName('body')[0] || resizeableTF.doc.documentElement;
}
var TF = []
for (var tagName in resizeableTF.TF_tags) {
TF = TF.concat(Array.prototype.slice.call(resizeableTF.doc.getElementsByTagName(tagName)));
}
if (TF.length) {
var i = TF.length, k = resizeableTF.TF.length, curTF_Nr;
while (i--) {
var TF_tag = resizeableTF.TF_tags[TF[i].tagName.toLowerCase()]
if ((TF_tag && (!TF_tag.types || TF_tag.types.indexOf(TF[i].type) > -1)) && (!resizeableTF.loaded || resizeableTF.TF_names.indexOf(TF[i].name) < 0)) {
resizeableTF.TF[k] = TF[i];
resizeableTF.TF_names[k] = TF[i].name;
resizeableTF.TF_lineheights[k] = resizeableTF.getlineheight(TF[i]);
resizeableTF.newdiv('5' , '1' , 'resizeableTFgripH_', k, 'w' ).addEventListener('mouseout', resizeableTF.hidediv, false);
if (TF_tag.directions == 2 || (TF_tag.directions == 0 && TF[i].size > 1)) {
resizeableTF.newdiv('1' , '5' , 'resizeableTFgripV_', k, 'n' ).addEventListener('mouseout', resizeableTF.hidediv, false);
resizeableTF.newdiv('10', '5', 'resizeableTFgripX_', k, 'se').addEventListener('mouseout', resizeableTF.hidediv, false);
}
resizeableTF.TF[k].addEventListener('mousemove', new Function('if (!resizeableTF.isresizing && resizeableTF.curTF_Nr !== ' + k + ') { resizeableTF.curTF_Nr = ' + k + '; resizeableTF.posdiv() }'), false);
resizeableTF.TF[k].addEventListener('mouseout', resizeableTF.hidediv, false);
k++;
}
}
if (!resizeableTF.loaded) {
resizeableTF.newdiv('0', '0', 'resizeableTFshowCursor', '', 'w');
resizeableTF.CursorDiv = resizeableTF.doc.getElementById('resizeableTFshowCursor');
resizeableTF.CursorDiv.removeEventListener('mousedown', resizeableTF.activate, true);
window.addEventListener('resize', resizeableTF.hidedivs, true);
window.addEventListener('scroll', resizeableTF.hidedivs, true);
}
}
resizeableTF.loaded = true;
},
newdiv: function (w, h, id, nr, cu) {
var grip = this.rootElem.namespaceURI ? this.doc.createElementNS(this.rootElem.namespaceURI, 'div') : this.doc.createElement('div');
grip.setAttribute('id', id + nr);
grip.setAttribute('style', 'display: none; border: none; font-size: 1px; line-height: 1px; margin: 0; padding: 0; position: fixed; width: ' + w + 'px; height: ' + h + 'px; cursor: ' + cu + '-resize; left: 0; top: 0; z-index: 2147483647;'); // max possible z-index value 2^32/2-1
grip.addEventListener('mousedown', this.activate, true);
this.rootElem.appendChild(grip);
return grip;
},
getpositionabs: function (k, elem) {
var curElem = elem || this.TF[k];
var curX = curElem.offsetLeft;
while (curElem.offsetParent) {
curX += Math.abs(curElem.offsetParent.offsetLeft) + (curElem.offsetParent.tagName.toLowerCase() != 'table' ? curElem.offsetParent.clientLeft : 0) - curElem.offsetParent.scrollLeft;
// Math.abs needed for <body> which returns negative offset if it has a border (NOT ok - should be positive)
// curElem.offsetParent.clientLeft not needed for tables (cell offsetLeft already contains table clientLeft)
curElem = curElem.offsetParent;
}
if (curElem != document.documentElement) curX += document.documentElement.offsetLeft; // <html> returns negative offset if it has a border (OK)
curElem = elem || this.TF[k];
var curY = curElem.offsetTop;
while (curElem.offsetParent) {
curY += Math.abs(curElem.offsetParent.offsetTop) + (curElem.offsetParent.tagName.toLowerCase() != 'table' ? curElem.offsetParent.clientTop : 0) - curElem.offsetParent.scrollTop;
// Math.abs needed for <body> which returns negative offset if it has a border (NOT ok - should be positive)
// curElem.offsetParent.clientTop not needed for tables (cell offsetTop already contains table clientTop)
curElem = curElem.offsetParent;
}
if (curElem != document.documentElement) curY += document.documentElement.offsetTop; // <html> returns negative offset if it has a border (OK)
return [curX, curY];
},
getposition: function (k, elem) {
var curElem = elem || this.TF[k];
var curX = curElem.offsetLeft;
while (curElem.offsetParent) {
curX += Math.abs(curElem.offsetParent.offsetLeft) + (curElem.offsetParent.tagName.toLowerCase() != 'table' ? curElem.offsetParent.clientLeft : 0) - curElem.offsetParent.scrollLeft;
// Math.abs needed for <body> which returns negative offset if it has a border (NOT ok - should be positive)
// curElem.offsetParent.clientLeft not needed for tables (cell offsetLeft already contains table clientLeft)
curElem = curElem.offsetParent;
}
if (curElem != document.documentElement) curX -= document.documentElement.scrollLeft;
curElem = elem || this.TF[k];
var curY = curElem.offsetTop;
while (curElem.offsetParent) {
curY += Math.abs(curElem.offsetParent.offsetTop) + (curElem.offsetParent.tagName.toLowerCase() != 'table' ? curElem.offsetParent.clientTop : 0) - curElem.offsetParent.scrollTop;
// Math.abs needed for <body> which returns negative offset if it has a border (NOT ok - should be positive)
// curElem.offsetParent.clientTop not needed for tables (cell offsetTop already contains table clientTop)
curElem = curElem.offsetParent;
}
if (curElem != document.documentElement) curY -= document.documentElement.scrollTop;
return [curX, curY];
},
getdimensions: function (elem) {
if (document.compatMode == 'BackCompat' || elem.tagName.toLowerCase() == 'select') {
var w = elem.offsetWidth;
var h = elem.offsetHeight;
}
else {
var style = document.defaultView.getComputedStyle(elem, null);
var w = parseFloat(style.width);
var h = parseFloat(style.height);
if (elem.tagName.toLowerCase() == 'td' || elem.tagName.toLowerCase() == 'th') {
// w += parseFloat(style.paddingLeft);
// w += parseFloat(style.paddingRight);
h += parseFloat(style.paddingTop);
h += parseFloat(style.paddingBottom);
}
}
return [w, h];
},
getlineheight: function (elem) {
var style = document.defaultView.getComputedStyle(elem, null);
return parseFloat(style.lineHeight);
},
posdiv: function (e) {
resizeableTF.isshown = true;
var k = resizeableTF.curTF_Nr, hx, hy, hh, vx, vy, vw, xx, xy;
var curPos = resizeableTF.getposition(k);
resizeableTF.doc.getElementById('resizeableTFgripH_' + k).style.left = hx = (curPos[0] + resizeableTF.TF[k].offsetWidth - 5) + 'px';
resizeableTF.doc.getElementById('resizeableTFgripH_' + k).style.top = hy = (curPos[1] ) + 'px';
var TF_tag = resizeableTF.TF_tags[resizeableTF.TF[k].tagName.toLowerCase()];
if (TF_tag.directions == 2 || (TF_tag.directions == 0 && resizeableTF.TF[k].size > 1)) {
resizeableTF.doc.getElementById('resizeableTFgripH_' + k).style.height = hh = ( resizeableTF.TF[k].offsetHeight - 5) + 'px';
resizeableTF.doc.getElementById('resizeableTFgripV_' + k).style.left = vx = (curPos[0] ) + 'px';
resizeableTF.doc.getElementById('resizeableTFgripV_' + k).style.top = vy = (curPos[1] + resizeableTF.TF[k].offsetHeight - 5) + 'px';
resizeableTF.doc.getElementById('resizeableTFgripV_' + k).style.width = vw = ( resizeableTF.TF[k].offsetWidth - 10) + 'px';
resizeableTF.doc.getElementById('resizeableTFgripV_' + k).style.display = 'block';
resizeableTF.doc.getElementById('resizeableTFgripX_' + k).style.left = xx = (curPos[0] + resizeableTF.TF[k].offsetWidth - 10) + 'px';
resizeableTF.doc.getElementById('resizeableTFgripX_' + k).style.top = xy = (curPos[1] + resizeableTF.TF[k].offsetHeight - 5) + 'px';
resizeableTF.doc.getElementById('resizeableTFgripX_' + k).style.display = 'block';
}
else {
resizeableTF.doc.getElementById('resizeableTFgripH_' + k).style.height = hh = resizeableTF.TF[k].offsetHeight + 'px';
}
resizeableTF.doc.getElementById('resizeableTFgripH_' + k).style.display = 'block';
},
activate: function (e) {
resizeableTF.isresizing = true;
var curTargetId = e.target.getAttribute('id').split('_');
resizeableTF.curTarget = curTargetId[0];
resizeableTF.curTF_Nr = parseInt(curTargetId[1]);
resizeableTF.curTF = resizeableTF.TF[resizeableTF.curTF_Nr];
var curPos = resizeableTF.getposition(resizeableTF.curTF_Nr),
curDim = resizeableTF.getdimensions(resizeableTF.curTF);
resizeableTF.offset = [
e.pageX - curPos[0] - curDim[0],
e.pageY - curPos[1] - curDim[1]
];
var elem = resizeableTF.curTF.parentNode;
// if (elem.tagName.toLowerCase() == 'td' || elem.tagName.toLowerCase() == 'th') {
// while (elem.tagName.toLowerCase() != 'table') elem = elem.parentNode;
// }
with (elem.style)
resizeableTF.storedDim = [minWidth, minHeight, width, height];
var parDim = resizeableTF.getdimensions(elem)
elem.style.minWidth = parDim[0] + 'px';
elem.style.minHeight = parDim[1] + 'px';
resizeableTF.doc.addEventListener('mouseup', resizeableTF.deactivate, true);
switch(resizeableTF.curTarget){
case 'resizeableTFgripH':
resizeableTF.doc.addEventListener('mousemove', resizeableTF.resizeta_h, true);
resizeableTF.doc.addEventListener('draggesture', resizeableTF.cancelEvent, true);
resizeableTF.doc.addEventListener('dragstart', resizeableTF.cancelEvent, true);
break;
case 'resizeableTFgripV':
resizeableTF.doc.addEventListener('mousemove', resizeableTF.resizeta_v, true);
resizeableTF.doc.addEventListener('draggesture', resizeableTF.cancelEvent, true);
resizeableTF.doc.addEventListener('dragstart', resizeableTF.cancelEvent, true);
break;
case 'resizeableTFgripX':
resizeableTF.doc.addEventListener('mousemove', resizeableTF.resizeta_x, true);
resizeableTF.doc.addEventListener('draggesture', resizeableTF.cancelEvent, true);
resizeableTF.doc.addEventListener('dragstart', resizeableTF.cancelEvent, true);
break;
}
resizeableTF.CursorDiv.style.width = resizeableTF.rootElem.offsetWidth + 'px';
resizeableTF.CursorDiv.style.height = resizeableTF.rootElem.offsetHeight + 'px';
resizeableTF.CursorDiv.style.cursor = e.target.style.cursor;
resizeableTF.CursorDiv.style.display = 'block';
resizeableTF.cancelEvent(e);
},
deactivate: function () {
resizeableTF.isresizing = false;
var elem = resizeableTF.curTF.parentNode;
// if (elem.tagName.toLowerCase() == 'td' || elem.tagName.toLowerCase() == 'th') {
// while (elem.tagName.toLowerCase() != 'table') elem = elem.parentNode;
// }
elem.style.minWidth = resizeableTF.storedDim[0];
elem.style.minHeight = resizeableTF.storedDim[1];
// elem.style.width = resizeableTF.storedDim[2];
// elem.style.height = resizeableTF.storedDim[3];
resizeableTF.doc.removeEventListener('mouseup', resizeableTF.deactivate, true);
resizeableTF.posdiv();
switch(resizeableTF.curTarget){
case 'resizeableTFgripH':
resizeableTF.doc.removeEventListener('mousemove', resizeableTF.resizeta_h, true);
resizeableTF.doc.removeEventListener('draggesture', resizeableTF.cancelEvent, true);
resizeableTF.doc.removeEventListener('dragstart', resizeableTF.cancelEvent, true);
resizeableTF.doc.removeEventListener('select', resizeableTF.cancelEvent, true);
break;
case 'resizeableTFgripV':
resizeableTF.doc.removeEventListener('mousemove', resizeableTF.resizeta_v, true);
resizeableTF.doc.removeEventListener('draggesture', resizeableTF.cancelEvent, true);
resizeableTF.doc.removeEventListener('dragstart', resizeableTF.cancelEvent, true);
resizeableTF.doc.removeEventListener('select', resizeableTF.cancelEvent, true);
break;
case 'resizeableTFgripX':
resizeableTF.doc.removeEventListener('mousemove', resizeableTF.resizeta_x, true);
resizeableTF.doc.removeEventListener('draggesture', resizeableTF.cancelEvent, true);
resizeableTF.doc.removeEventListener('dragstart', resizeableTF.cancelEvent, true);
resizeableTF.doc.removeEventListener('select', resizeableTF.cancelEvent, true);
break;
}
resizeableTF.CursorDiv.style.width = '0';
resizeableTF.CursorDiv.style.height = '0';
resizeableTF.CursorDiv.style.display = 'none';
},
hidedivs: function () {
if (resizeableTF.isshown && !resizeableTF.isresizing) {
var k = resizeableTF.TF.length;
while (k--) {
resizeableTF.curTF_Nr = k;
resizeableTF.hidediv();
}
resizeableTF.isshown = false;
}
},
hidediv: function (e) {
if (resizeableTF.isshown && !resizeableTF.isresizing) {
try {
if (e && e.relatedTarget && e.relatedTarget.id && e.relatedTarget.id.indexOf('resizeableTFgrip') == 0) return;
}
catch (exception) {
};
var k = resizeableTF.curTF_Nr;
if (k != undefined && !resizeableTF.isresizing) {
var grip = resizeableTF.doc.getElementById('resizeableTFgripH_' + k);
grip.style.display = 'none';
if (grip = resizeableTF.doc.getElementById('resizeableTFgripV_' + k))
grip.style.display = 'none';
if (grip = resizeableTF.doc.getElementById('resizeableTFgripX_' + k))
grip.style.display = 'none';
resizeableTF.curTF_Nr = undefined;
}
}
},
cancelEvent: function (e) {
e.preventDefault();
e.stopPropagation();
},
resizeta_h: function (e) {
var curPos = resizeableTF.getposition(resizeableTF.curTF_Nr);
resizeableTF.curTF.style.minWidth = Math.max(25, e.pageX - resizeableTF.offset[0] - curPos[0]) + 'px';
resizeableTF.curTF.style.width = Math.max(25, e.pageX - resizeableTF.offset[0] - curPos[0]) + 'px';
resizeableTF.cancelEvent(e);
},
resizeta_v: function (e) {
var curPos = resizeableTF.getposition(resizeableTF.curTF_Nr);
resizeableTF.curTF.style.minHeight = Math.max(resizeableTF.TF_lineheights[resizeableTF.curTF_Nr], e.pageY - resizeableTF.offset[1] - curPos[1]) + 'px';
resizeableTF.curTF.style.height = Math.max(resizeableTF.TF_lineheights[resizeableTF.curTF_Nr], e.pageY - resizeableTF.offset[1] - curPos[1]) + 'px';
resizeableTF.cancelEvent(e);
},
resizeta_x: function (e) {
var curPos = resizeableTF.getposition(resizeableTF.curTF_Nr);
resizeableTF.curTF.style.minWidth = Math.max(25, e.pageX - resizeableTF.offset[0] - curPos[0]) + 'px';
resizeableTF.curTF.style.width = Math.max(25, e.pageX - resizeableTF.offset[0] - curPos[0]) + 'px';
resizeableTF.curTF.style.minHeight = Math.max(resizeableTF.TF_lineheights[resizeableTF.curTF_Nr], e.pageY - resizeableTF.offset[1] - curPos[1]) + 'px';
resizeableTF.curTF.style.height = Math.max(resizeableTF.TF_lineheights[resizeableTF.curTF_Nr], e.pageY - resizeableTF.offset[1] - curPos[1]) + 'px';
resizeableTF.cancelEvent(e);
}
};
window.addEventListener('load', resizeableTF.pageload, true);
resizeableTF.pageload();