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greasyfork configuration toolbar on the script addins
当前为
此脚本不应直接安装。它是供其他脚本使用的外部库，要使用该库请加入元指令 // @require https://update.greasyfork.icu/scripts/389774/730739/gm_config_toolbar.js
// ==UserScript==
// @name gm_config_toolbar
// @version 0.0.4
// @namespace https://github.com/niubilityfrontend
// @description greasyfork configuration toolbar on the script addins
// @author jimbo
// @license OSL-3.0
// @supportURL https://github.com/niubilityfrontend/
// @grant GM_xmlhttpRequest
// @grant GM_getValue
// @grant GM_setValue
// @grant GM_listValues
// @grant GM_deleteValue
// @grant GM_registerMenuCommand
// ==/UserScript==
(() => {
'use strict';
window.GM_config = function(settings, storage = 'cfg') {
let ret = null;
const prefix = 'gm-config';
const addStyle = function() {
const css = `
.${prefix} {
display: grid;
align-items: center;
grid-row-gap: 5px;
grid-column-gap: 10px;
background-color: white;
border: 1px solid black;
padding: 5px;
position: fixed;
top: 0;
right: 0;
z-index: 2147483647;
}
.${prefix} label {
grid-column: 1 / 2;
color: black;
text-align: right;
font-size: small;
font-weight: bold;
}
.${prefix} input,
.${prefix} textarea,
.${prefix} select {
grid-column: 2 / 4;
}
.${prefix} .${prefix}-save {
grid-column: 2 / 3;
}
.${prefix} .${prefix}-cancel {
grid-column: 3 / 4;
}
`;
if (typeof GM_addStyle === 'undefined') {
const style = document.createElement('style');
style.textContent = css;
document.head.appendChild(style);
} else {
GM_addStyle(css);
}
};
const load = function() {
const defaults = {};
settings.forEach(({ key, default: def }) => defaults[key] = def);
let cfg = (typeof GM_getValue !== 'undefined') ? GM_getValue(storage) : localStorage.getItem(storage);
if (!cfg) return defaults;
cfg = JSON.parse(cfg);
Object.entries(defaults).forEach(([key, value]) => {
if (typeof cfg[key] === 'undefined') {
cfg[key] = value;
}
});
return cfg;
};
const save = function(cfg) {
const data = JSON.stringify(cfg);
(typeof GM_setValue !== 'undefined') ? GM_setValue(storage, data) : localStorage.setItem(storage, data);
};
const setup = function() {
const createContainer = function() {
const form = document.createElement('form');
form.classList.add(prefix);
return form;
};
const createTextbox = function(name, value, placeholder, maxLength, multiline, resize) {
const input = document.createElement(multiline ? 'textarea' : 'input');
if (multiline) {
input.style.resize = resize ? 'vertical' : 'none';
} else {
input.type = 'text';
}
input.name = name;
if (typeof value !== 'undefined') input.value = value;
if (placeholder) input.placeholder = placeholder;
if (maxLength) input.maxLength = maxLength;
return input;
};
const createNumber = function(name, value, placeholder, min, max, step) {
const input = createTextbox(name, value, placeholder);
input.type = 'number';
if (typeof min !== 'undefined') input.min = min;
if (typeof max !== 'undefined') input.max = max;
if (typeof step !== 'undefined') input.step = step;
return input;
};
const createSelect = function(name, options, value, showBlank) {
const select = document.createElement('select');
select.name = name;
const createOption = function(val) {
const { value = val, text = val } = val;
const option = document.createElement('option');
option.value = value;
option.textContent = text;
return option;
};
if (showBlank) {
select.appendChild(createOption(''));
}
options.forEach(opt => {
if (typeof opt.optgroup !== 'undefined') {
const optgroup = document.createElement('optgroup');
optgroup.label = opt.optgroup;
select.appendChild(optgroup);
opt.values.forEach(value => optgroup.appendChild(createOption(value)));
} else {
select.appendChild(createOption(opt));
}
});
select.value = value;
return select;
};
const createCheckbox = function(name, checked) {
const checkbox = document.createElement('input');
checkbox.id = `${prefix}-${name}`;
checkbox.type = 'checkbox';
checkbox.name = name;
checkbox.checked = checked;
return checkbox;
};
const createButton = function(text, onclick, classname) {
const button = document.createElement('button');
button.classList.add(`${prefix}-${classname}`);
button.textContent = text;
button.onclick = onclick;
return button;
};
const createLabel = function(label, htmlFor) {
const lbl = document.createElement('label');
if (htmlFor) lbl.htmlFor = htmlFor;
lbl.textContent = label;
return lbl;
};
const init = function(cfg) {
const controls = {};
const div = createContainer();
settings.filter(({ type }) => type !== 'hidden').forEach(setting => {
const value = cfg[setting.key];
let control;
if (setting.type === 'text') {
control = createTextbox(setting.key, value, setting.placeholder, setting.maxLength, setting.multiline, setting.resizable);
} else if (setting.type === 'number') {
control = createNumber(setting.key, value, setting.placeholder, setting.min, setting.max, setting.step);
} else if (setting.type === 'dropdown') {
control = createSelect(setting.key, setting.values, value, setting.showBlank);
} else if (setting.type === 'bool') {
control = createCheckbox(setting.key, value);
}
div.appendChild(createLabel(setting.label, control.id));
div.appendChild(control);
controls[setting.key] = control;
control.addEventListener(setting.type === 'dropdown' ? 'change' : 'input', () => {
if (ret.onchange) {
const control = controls[setting.key];
const value = setting.type === 'bool' ? control.checked : control.value;
ret.onchange(setting.key, value);
}
});
});
div.appendChild(createButton('Save', () => {
settings.filter(({ type }) => type !== 'hidden').forEach(({ key, type }) => {
const control = controls[key];
cfg[key] = type === 'bool' ? control.checked : control.value;
});
save(cfg);
if (ret.onsave) {
ret.onsave(cfg);
}
div.remove();
}, 'save'));
div.appendChild(createButton('Cancel', () => {
if (ret.oncancel) {
ret.oncancel(cfg);
}
div.remove();
}, 'cancel'));
document.body.appendChild(div);
};
init(load());
};
addStyle();
ret = {
load,
save,
setup
};
return ret;
};
})();