By X4lldux
—
Last update
Apr 21, 2008
—
Installed
973 times.
// ==UserScript==
// @name Gmail2 Label Hider
// @description Hides selected labels from the Labels box
// @version 1.2.1
//
// @include http://gmail.google.com/*
// @include https://gmail.google.com/*
// @include http://mail.google.com/*
// @include https://mail.google.com/*
// ==/UserScript==
GM_registerMenuCommand("Set list of Gmail labels to hide", setLabelList);
function setLabelList() {
var hideList = GM_getValue('hideList', null);
var list = prompt("List of labels to hide, separated by '|'", hideList);
GM_setValue('hideList', list);
window.location.reload(false);
}
window.addEventListener('load', function() {
var interval = window.setInterval(initLabelHider, 300);
var root;
var clickedLabelRow;
var labelsMenuHideItem;
var labelsHideLink;
var showAll = true;
function initLabelHider()
{
var canvas = document.getElementById("canvas_frame")
if (canvas) {
root = canvas.contentDocument;
if (!root.getElementById("X4_g2lh_labels_hide")) {
// adds hide link before "Edit labels" at the bottom of the label list
var labelsTableParentXpath = "//table[@class = 'H7Bo8e']/..";
var tableDiv = root.evaluate(labelsTableParentXpath, root, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue;
labelsHideLink = tableDiv.nextSibling.cloneNode (true);
labelsHideLink.setAttribute ("id", "X4_g2lh_labels_hide");
labelsHideLink.innerHTML = "Hide";
var list = GM_getValue('hideList', null);
if(list == null || list == '') {
labelsHideLink.style.display = "none";
}
tableDiv.parentNode.insertBefore(labelsHideLink, tableDiv.nextSibling);
// adds event for setting last clicked lable
var labelsTableXpath = "//table[@class = 'H7Bo8e']";
var labels = root.evaluate(labelsTableXpath, root, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue;
if (labels && labels.rows.length == 0) {
labels = null;
}
if (labels) {
for(var i = 0; i < labels.rows.length; i++) {
var colorCell = labels.rows[i].cells[1];
colorCell.addEventListener('click', onLabelMenuActivated, true);
}
}
// adds 'Hide Label' to label menu
var labelsMenuItemXpath = "//div[@class = 'IHs6ib']/div/div[3]";
var labelsMenuItem = root.evaluate(labelsMenuItemXpath, root, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue;
labelsMenuHideItem = labelsMenuItem.cloneNode (true);
labelsMenuHideItem.addEventListener('mousedown', onHideMenuItemClicked , true);
labelsMenuHideItem.addEventListener('mouseover', function(event){
this.setAttribute('class', 'goog-menuitem goog-menuitem-highlight')
}, true);
labelsMenuHideItem.addEventListener('mouseout', function(event){
this.setAttribute('class', 'goog-menuitem')
}, true);
labelsMenuItem.parentNode.appendChild(labelsMenuHideItem);
hideSomeLabels(null);
}
}
}
function onHideMenuItemClicked (event){
labelsHideLink.style.display = "";
klass=clickedLabelRow.getAttribute("class");
if(klass.search(/ X4_g2lh_label_hidden/)>=0) {
klass=klass.replace(/ X4_g2lh_label_hidden/g, "");
clickedLabelRow.setAttribute("class", klass);
clickedLabelRow.style.fontStyle = 'normal';
clickedLabelRow.style.fontSize = '';
var hideList = GM_getValue('hideList', null);
var hidenLabels = hideList.split('|');
var labelName = clickedLabelRow.cells[0].textContent;
labelName=labelName.replace(/\s\(\d+\)$/, "");
var i = hidenLabels.indexOf(labelName);
hidenLabels.splice(i,1);
hideList=hidenLabels.join('|');
GM_setValue('hideList', hideList);
} else {
klass+=" X4_g2lh_label_hidden";
clickedLabelRow.setAttribute("class", klass);
if(!showAll)
clickedLabelRow.style.display = 'none';
clickedLabelRow.style.fontStyle = 'italic';
clickedLabelRow.style.fontSize = 'smaller';
var hideList = GM_getValue('hideList', null);
var labelName = clickedLabelRow.cells[0].textContent;
labelName=labelName.replace(/\s\(\d+\)$/, "");
if(hideList == "")
hideList=labelName;
else
hideList+="|"+labelName;
GM_setValue('hideList', hideList);
}
}
function onLabelMenuActivated(){
clickedLabelRow=this.parentNode;
if(clickedLabelRow.getAttribute("class").search(/ X4_g2lh_label_hidden/)>=0) {
labelsMenuHideItem.textContent = "Show label";
} else {
labelsMenuHideItem.textContent = "Hide label";
}
}
function toggleLink(link)
{
showAll ^= true;
if (labelsHideLink.innerHTML.match(/Hide/)) {
labelsHideLink.innerHTML = "Show all labels";
labelsHideLink.removeEventListener('click', hideSomeLabels, true);
labelsHideLink.addEventListener('click', showAllLabels, true);
} else {
labelsHideLink.innerHTML = "Hide some labels";
labelsHideLink.removeEventListener('click', showAllLabels, true);
labelsHideLink.addEventListener('click', hideSomeLabels, true);
}
}
function showAllLabels(event) {
event.cancelBubble=true;
toggleLink();
var labelsTableXpath = "//table[@class = 'H7Bo8e']";
var labels = root.evaluate(labelsTableXpath, root, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue;
if (labels && labels.rows.length == 0) {
labels = null;
}
if (labels) {
for(var i = 0; i < labels.rows.length; i++) {
var labelRow = labels.rows[i];
var div = labelRow.cells[0].firstChild.firstChild;
// fix for folders4gmail
if (div.nextSibling) div = div.nextSibling;
labelRow.style.display = null;
}
}
}
function hideSomeLabels(event)
{
if(event)
event.cancelBubble=true;
toggleLink();
var labelsTableXpath = "//table[@class = 'H7Bo8e']";
var labels = root.evaluate(labelsTableXpath, root, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue;
var hideList = GM_getValue('hideList', null);
if (!hideList) return;
var hidenLabels = hideList.split('|');
if (labels && labels.rows.length == 0)
labels = null;
if (labels) {
for(var i = 0; i < labels.rows.length; i++) {
var labelRow = labels.rows[i];
var div = labelRow.cells[0].firstChild.firstChild;
// fix for folders4gmail
if (div.nextSibling) div = div.nextSibling;
var labelName = div.firstChild.textContent;
for (var j = 0; j < hidenLabels.length; j++) {
var regex = new RegExp("^" + hidenLabels[j], "i");
if (labelName.match(regex)) {
labelRow.style.display = "none";
labelRow.style.fontStyle = 'italic';
labelRow.style.fontSize = 'smaller';
klass=labelRow.getAttribute("class");
if(klass.search(/ X4_g2lh_label_hidden/)==-1)
labelRow.setAttribute ("class", klass+" X4_g2lh_label_hidden");
break;
}
}
}
}
return labels != null;
}
}, true);
