A simple userscript menu manager, treats all menu items as a GMX_menu object.
此腳本不應該直接安裝，它是一個供其他腳本使用的函式庫。欲使用本函式庫，請在腳本 metadata 寫上： // @require https://update.gf.qytechs.cn/scripts/473817/1240400/GMX_menu.js
// ==UserScript==
// @name GMX_menu
// @namespace https://greasyfork.org/users/1001518
// @version 0.1.1
// @description A simple userscript menu manager, treats all menu items as a GMX_menu object.
// @author DianaBlessU
// @grant GM_registerMenuCommand
// @grant GM_unregisterMenuCommand
// ==/UserScript==
class GMX_Menu{
items = [];
item_ids = [];
auto_refresh = true;
constructor(options) {
if (options) this.install(options)
}
install(options){
if (options){
this.auto_refresh = options.autoRefresh ?? true;
this.items = options.items ?? [];
this.refresh();
}
}
uninstall(){
this.items = [];
this.refresh();
}
refresh(){
this.item_ids.forEach(id => GM_unregisterMenuCommand(id));
this.item_ids = [];
this.items.forEach(item => {
if (item.separator){
let item_str = "➖➖➖➖➖➖➖➖➖➖"
this.item_ids.push(GM_registerMenuCommand(item_str))
}else{
let item_str = (item.checked==null) ? `${item.text}` : `${item.checked ? '✅':'🟩'} ${item.text}`
this.item_ids.push(GM_registerMenuCommand(item_str, event => this.triggerSelect(item.name, event)));
}
})
}
getItem(name){
return this.items.filter(item => item.name == name)[0]
}
renderSelect(name){
let item = this.getItem(name);
if (!item) throw new ReferenceError(`No items named '${name}'`)
let refresh_needed = false;
if (item.checked != null){
if (item.group != null && item.checked == false){
this.items.forEach(co_item => {
if (co_item.group == item.group) co_item.checked = false
})
item.checked = true;
refresh_needed = true;
} else if (item.group == null) {
item.checked = !item.checked;
refresh_needed = true;
}
}
if (refresh_needed && this.auto_refresh) {
this.refresh();
}
return item.checked
}
triggerSelect(name, event){
let item = this.getItem(name);
if (!item) throw new ReferenceError(`No items named '${name}'`)
this.renderSelect(name);
item.callback(event);
}
setText(name, text) {
let item = this.getItem(name);
if (!item) throw new ReferenceError(`No items named '${name}'`)
item.text = text;
if (this.auto_refresh){
this.refresh();
}
}
isChecked(name){
let item = this.getItem(name);
if (!item) throw new ReferenceError(`No items named '${name}'`)
return item.checked;
}
}
window.GMX_menu = new GMX_Menu();