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sizzlemctwizzle 的 GM_config 库中文版本 - Modified by pana
Dieses Skript sollte nicht direkt installiert werden. Es handelt sich hier um eine Bibliothek für andere Skripte, welche über folgenden Befehl in den Metadaten eines Skriptes eingebunden wird // @require https://update.greasyfork.org/scripts/403716/954794/GM_config_CN.js
// ==UserScript==
// @name GM_config_CN
// @namespace https://greasyfork.org/zh-CN/users/193133-pana
// @description sizzlemctwizzle 的 GM_config 库中文版本
// @source https://github.com/ywzhaiqi/GM_config
// @version 1.1.3
// @copyright sizzlemctwizzle
// @grant GM_getValue
// @grant GM_setValue
// @grant GM_deleteValue
// @license LGPL 3
// ==/UserScript==
/*
修改说明：
1. 修改 tab 形式所挂载的 <iframe> 元素节点
2. 将 toNode 生成的父节点修改成默认总是为 <div> 元素
*/
/*
Copyright 2009+, GM_config Contributors (https://github.com/sizzlemctwizzle/GM_config)
GM_config Contributors:
Mike Medley <[email protected]>
Joe Simmons
Izzy Soft
Marti Martz
GM_config is distributed under the terms of the GNU Lesser General Public License.
GM_config is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// The GM_config constructor
function GM_configStruct() {
// call init() if settings were passed to constructor
if (arguments.length) {
GM_configInit(this, arguments);
this.onInit();
}
}
// This is the initializer function
function GM_configInit(config, args) {
// Initialize instance variables
if (typeof config.fields == 'undefined') {
config.fields = {};
config.onInit = config.onInit || function () {};
config.onOpen = config.onOpen || function () {};
config.onSave = config.onSave || function () {};
config.onClose = config.onClose || function () {};
config.onReset = config.onReset || function () {};
config.isOpen = false;
config.title = '用户脚本设置';
config.css = {
basic:
[
'#GM_config * { font-family: arial,tahoma,myriad pro,sans-serif; }',
'#GM_config { background: #FFF; }',
"#GM_config input[type='radio'] { margin-right: 8px; }",
'#GM_config .indent40 { margin-left: 40%; }',
'#GM_config .field_label { font-size: 12px; font-weight: bold; margin-right: 6px; }',
'#GM_config .radio_label { font-size: 12px; }',
'#GM_config .block { display: block; }',
'#GM_config .saveclose_buttons { margin: 16px 10px 10px; padding: 2px 12px; }',
'#GM_config .reset, #GM_config .reset a,' + ' #GM_config_buttons_holder { color: #000; text-align: right; }',
'#GM_config .config_header { font-size: 20pt; margin: 0; }',
'#GM_config .config_desc, #GM_config .section_desc, #GM_config .reset { font-size: 9pt; }',
'#GM_config .center { text-align: center; }',
'#GM_config .section_header_holder { margin-top: 8px; }',
'#GM_config .config_var { margin: 0 0 4px; }',
'#GM_config .section_header { background: #414141; border: 1px solid #000; color: #FFF;',
' font-size: 13pt; margin: 0; }',
'#GM_config .section_desc { background: #EFEFEF; border: 1px solid #CCC; color: #575757;' + ' font-size: 9pt; margin: 0 0 6px; }',
// newer
"#GM_config input[type='number'] { width: 50px; }",
'#GM_config .nav-tabs { margin: 10 0}',
'#GM_config .nav-tabs > div { display: inline; padding: 3px 10px; }',
'#pv-prefs .section_header_holder { padding-left: 10px; }',
].join('\n') + '\n',
skin_tab:
[
'#GM_config { background: #EEE; }',
'#GM_config textarea { width: 98%; height: 45px; margin-top: 5px; }',
'#GM_config .field_label { display: inline-block; font-weight: normal; }',
// 在同一行内的设置
"#GM_config .inline input[type='checkbox'] { margin-left: 0; }",
'#GM_config .inline .config_var { margin-left: 15px; }',
// 内容样式
'#GM_config .config_var { font-size: 12px; padding: 5px; margin: 0; }',
'#GM_config .config_header a { text-decoration: none; color: #000; }',
'#GM_config .nav-tabs { margin: 20 0}',
'#GM_config .nav-tabs > div { font-size: 14px; color: #999; cursor: pointer; padding: 10px 20px; }',
'#GM_config .nav-tabs > .active { cursor: default; color: #FFF; }',
'#GM_config .nav-tabs > div:hover { color: #FFF; }',
].join('\n') + '\n',
skin_1:
[
// 仿 Mouseover Popup Image Viewer 样式
'#GM_config { background: #EEE; }',
'#GM_config textarea { width: 98%; height: 45px; margin-top: 5px; }',
'#GM_config .config_var { font-size: 12px; }',
'#GM_config .inline .config_var { margin-left: 15px; }',
'#GM_config .field_label { display: inline-block; font-weight: normal; }',
'#GM_config { padding: 20px 30px; margin: 0; }',
'#GM_config .config_header { margin-bottom: 10px; }',
'#GM_config div.config_var { padding: 7px 0; }',
].join('\n') + '\n',
basicPrefix: 'GM_config',
stylish: '',
};
}
if (args.length == 1 && typeof args[0].id == 'string' && typeof args[0].appendChild != 'function') var settings = args[0];
else {
// Provide backwards-compatibility with argument style intialization
var settings = {};
// loop through GM_config.init() arguments
for (var i = 0, l = args.length, arg; i < l; ++i) {
arg = args[i];
// An element to use as the config window
if (typeof arg.appendChild == 'function') {
settings.frame = arg;
continue;
}
switch (typeof arg) {
case 'object':
for (var j in arg) {
// could be a callback functions or settings object
if (typeof arg[j] != 'function') {
// we are in the settings object
if (typeof arg[j] == 'string') {
settings.frameStyle = arg;
} else {
settings.fields = arg; // store settings object
}
break; // leave the loop
} // otherwise it must be a callback function
if (!settings.events) settings.events = {};
settings.events[j] = arg[j];
}
break;
case 'function': // passing a bare function is set to open callback
settings.events = { open: arg };
break;
case 'string': // could be custom CSS or the title string
// if (/[\w\.]+\s*\{\s*[\w-]+\s*:\s*\w+[\s|\S]*\}/.test(arg))
if (/[\w\.]+\s*\{\s*[\w-]+\s*:[\s|\S]*\}/.test(arg)) settings.css = arg;
else if (arg) settings.title = arg;
break;
}
}
}
/* Initialize everything using the new settings object */
// Set the id
if (settings.id) config.id = settings.id;
else if (typeof config.id == 'undefined') config.id = 'GM_config';
// Set the title
if (settings.title) config.title = settings.title;
// Set the custom css
if (settings.css) config.css.stylish = settings.css;
if (settings.skin) {
var skin = config.css['skin_' + settings.skin];
if (skin) {
config.css.basic += skin;
}
}
// Set the frame
if (settings.frame) config.frame = settings.frame;
if (settings.frameStyle) config.frameStyle = settings.frameStyle;
config.isTabs = settings.isTabs;
// Set the event callbacks
if (settings.events) {
var events = settings.events;
for (var e in events) config['on' + e.charAt(0).toUpperCase() + e.slice(1)] = events[e];
}
// Create the fields
if (settings.fields) {
var stored = config.read(), // read the stored settings
fields = settings.fields,
customTypes = settings.types || {};
for (var id in fields) {
var field = fields[id];
// for each field definition create a field object
if (field) config.fields[id] = new GM_configField(field, stored[id], id, customTypes[field.type]);
else if (config.fields[id]) delete config.fields[id];
}
}
// If the id has changed we must modify the default style
if (config.id != config.css.basicPrefix) {
config.css.basic = config.css.basic.replace(new RegExp('#' + config.css.basicPrefix, 'gm'), '#' + config.id);
config.css.basicPrefix = config.id;
}
}
GM_configStruct.prototype = {
// Support old method of initalizing
init: function () {
GM_configInit(this, arguments);
this.onInit();
},
// call GM_config.open() from your script to open the menu
open: function () {
// Die if the menu is already open on this page
// You can have multiple instances but you can't open the same instance twice
var match = document.getElementById(this.id);
if (match && (match.tagName == 'IFRAME' || match.childNodes.length > 0)) return;
// Sometimes "this" gets overwritten so create an alias
var config = this;
// Function to build the mighty config window :)
function buildConfigWin(body, head) {
var create = config.create,
fields = config.fields,
configId = config.id,
bodyWrapper = create('div', { id: configId + '_wrapper' });
// Append the style which is our default style plus the user style
head.appendChild(
create('style', {
type: 'text/css',
textContent: config.css.basic + config.css.stylish,
})
);
// Add header and title
bodyWrapper.appendChild(
create(
'div',
{
id: configId + '_header',
className: 'config_header block center',
},
config.title
)
);
// Append elements
var section = bodyWrapper,
secNum = 0; // Section count
var lastParentNode = null;
// loop through fields
for (var id in fields) {
var field = fields[id],
settings = field.settings;
if (settings.section) {
// the start of a new section
section = bodyWrapper.appendChild(
create('div', {
className: 'section_header_holder',
id: configId + '_section_' + secNum,
})
);
if (Object.prototype.toString.call(settings.section) !== '[object Array]') settings.section = [settings.section];
if (settings.section[0])
section.appendChild(
create(
'div',
{
className: 'section_header center',
id: configId + '_section_header_' + secNum,
},
settings.section[0]
)
);
if (settings.section[1])
section.appendChild(
create(
'p',
{
className: 'section_desc center',
id: configId + '_section_desc_' + secNum,
},
settings.section[1]
)
);
++secNum;
}
if (settings.line == 'start' && lastParentNode) {
// 切换到下一行
lastParentNode = null;
}
// Create field elements and append to current section
(lastParentNode || section).appendChild((field.wrapper = field.toNode(configId, lastParentNode)));
if (settings.line == 'start') {
lastParentNode = field.wrapper;
lastParentNode.classList.add('inline');
} else if (settings.line == 'end') {
lastParentNode = null;
}
}
// Add save and close buttons
bodyWrapper.appendChild(
create(
'div',
{ id: configId + '_buttons_holder' },
create('button', {
id: configId + '_saveBtn',
textContent: '确定',
title: '部分选项需要刷新页面才能生效',
className: 'saveclose_buttons',
onclick: function () {
config.save();
config.close();
},
}),
create('button', {
id: configId + '_closeBtn',
textContent: '取消',
title: '取消本次设置，所有选项还原',
className: 'saveclose_buttons',
onclick: function () {
config.close();
},
}),
create(
'div',
{ className: 'reset_holder block' },
// Reset link
create('a', {
id: configId + '_resetLink',
textContent: '恢复默认设置',
href: '#',
title: '恢复所有设置的内容为默认值',
className: 'reset',
onclick: function (e) {
e.preventDefault();
config.reset();
},
})
)
)
);
body.appendChild(bodyWrapper); // Paint everything to window at once
config.center(); // Show and center iframe
window.addEventListener('resize', config.center, false); // Center frame on resize
// Call the open() callback function
config.onOpen(config.frame.contentDocument || config.frame.ownerDocument, config.frame.contentWindow || window, config.frame);
if (config.isTabs) {
config.toTabs();
}
// Close frame on window close
window.addEventListener(
'beforeunload',
function () {
config.close();
},
false
);
// Now that everything is loaded, make it visible
config.frame.style.display = 'block';
config.isOpen = true;
}
// Change this in the onOpen callback using this.frame.setAttribute('style', '')
var defaultStyle =
'bottom: auto; border: 1px solid #000; display: none; height: 75%;' +
' left: 0; margin: 0; max-height: 95%; max-width: 95%; opacity: 0;' +
' overflow: auto; padding: 0; position: fixed; right: auto; top: 0;' +
' width: 75%; z-index: 999999999;';
// Either use the element passed to init() or create an iframe
if (this.frame) {
this.frame.id = this.id; // Allows for prefixing styles with the config id
this.frame.setAttribute('style', defaultStyle);
buildConfigWin(this.frame, this.frame.ownerDocument.getElementsByTagName('head')[0]);
} else {
// Create frame
document.body.appendChild(
(this.frame = this.create('iframe', {
id: this.id,
style: defaultStyle,
}))
);
if (this.frameStyle) {
Object.keys(this.frameStyle).forEach(function (key) {
config.frame.style[key] = config.frameStyle[key];
});
}
// In WebKit src can't be set until it is added to the page
this.frame.src = 'about:blank';
// we wait for the iframe to load before we can modify it
this.frame.addEventListener(
'load',
function (e) {
var frame = config.frame;
var body = frame.contentDocument.getElementsByTagName('body')[0];
body.id = config.id; // Allows for prefixing styles with the config id
buildConfigWin(body, frame.contentDocument.getElementsByTagName('head')[0]);
},
false
);
}
},
save: function () {
var forgotten = this.write();
this.onSave(forgotten); // Call the save() callback function
},
close: function () {
if (!this.frame) return;
// If frame is an iframe then remove it
if (this.frame.contentDocument) {
this.remove(this.frame);
this.frame = null;
} else {
// else wipe its content
this.frame.innerHTML = '';
this.frame.style.display = 'none';
}
// Null out all the fields so we don't leak memory
var fields = this.fields;
for (var id in fields) {
var field = fields[id];
field.wrapper = null;
field.node = null;
}
this.onClose(); // Call the close() callback function
this.isOpen = false;
},
set: function (name, val) {
this.fields[name].value = val;
},
get: function (name) {
return this.fields[name].value;
},
write: function (store, obj) {
if (!obj) {
var values = {},
forgotten = {},
fields = this.fields;
for (var id in fields) {
var field = fields[id];
var value = field.toValue();
if (field.save) {
if (value != null) {
values[id] = value;
field.value = value;
} else values[id] = field.value;
} else forgotten[id] = value;
}
}
try {
this.setValue(store || this.id, this.stringify(obj || values));
} catch (e) {
this.log('GM_config failed to save settings!');
}
return forgotten;
},
read: function (store) {
try {
var rval = this.parser(this.getValue(store || this.id, '{}'));
} catch (e) {
this.log('GM_config failed to read saved settings!');
var rval = {};
}
return rval;
},
reset: function () {
var fields = this.fields;
// Reset all the fields
for (var id in fields) fields[id].reset();
this.onReset(); // Call the reset() callback function
},
create: function () {
switch (arguments.length) {
case 1:
var A = document.createTextNode(arguments[0]);
break;
default:
var A = document.createElement(arguments[0]),
B = arguments[1];
for (var b in B) {
if (b.indexOf('on') == 0) A.addEventListener(b.substring(2), B[b], false);
else if (',style,accesskey,id,name,src,href,which,for'.indexOf(',' + b.toLowerCase()) != -1) A.setAttribute(b, B[b]);
else if (typeof B[b] != 'undefined') A[b] = B[b];
}
if (typeof arguments[2] == 'string') A.innerHTML = arguments[2];
else for (var i = 2, len = arguments.length; i < len; ++i) A.appendChild(arguments[i]);
}
return A;
},
center: function () {
var node = this.frame;
if (!node) return;
var style = node.style,
beforeOpacity = style.opacity;
if (style.display == 'none') style.opacity = '0';
style.display = '';
style.top = Math.floor(window.innerHeight / 2 - node.offsetHeight / 2) + 'px';
style.left = Math.floor(window.innerWidth / 2 - node.offsetWidth / 2) + 'px';
style.opacity = '1';
},
remove: function (el) {
if (el && el.parentNode) el.parentNode.removeChild(el);
},
toTabs: function () {
// 转为 tab 的形式
var body = this.frame.tagName == 'IFRAME' ? this.frame.contentWindow.document : this.frame.ownerDocument,
configId = this.id;
var $ = function (id) {
return body.getElementById(configId + '_' + id);
};
var headers = body.querySelectorAll('.section_header');
if (!headers.length) return;
var anch = this.create('div', {
// id: configId + '_tab_holder',
className: 'nav-tabs',
});
for (var i = 0, header; i < headers.length; i++) {
header = headers[i];
if (i == 0) {
header.classList.add('active');
}
anch.appendChild(header);
}
anch.addEventListener('click', this.toggleTab.bind(this), false);
$('section_0').parentNode.insertBefore(anch, $('section_0'));
var curTab = localStorage.getItem(configId + '.config.curTab') || 0;
this.toggleTab(parseInt(curTab, 10));
},
toggleTab: function (e) {
var body = this.frame.tagName == 'IFRAME' ? this.frame.contentWindow.document : this.frame,
configId = this.id;
var curTab = typeof e == 'number' ? e : /\_(\d+)/.exec(e.target.id)[1];
[].forEach.call(body.querySelectorAll('.section_header'), function (header, i) {
if (i == curTab) {
header.classList.add('active');
} else {
header.classList.remove('active');
}
});
[].forEach.call(body.querySelectorAll('.section_header_holder'), function (holder, i) {
holder.style.display = i == curTab ? 'block' : 'none';
});
localStorage.setItem(configId + '.config.curTab', curTab);
},
};
// Define a bunch of API stuff
(function () {
var isGM = typeof GM_getValue != 'undefined' && typeof GM_getValue('a', 'b') != 'undefined',
setValue,
getValue,
stringify,
parser;
// Define value storing and reading API
if (!isGM) {
setValue = function (name, value) {
return localStorage.setItem(name, value);
};
getValue = function (name, def) {
var s = localStorage.getItem(name);
return s == null ? def : s;
};
// We only support JSON parser outside GM
stringify = JSON.stringify;
parser = JSON.parse;
} else {
setValue = GM_setValue;
getValue = GM_getValue;
stringify =
typeof JSON == 'undefined'
? function (obj) {
return obj.toSource();
}
: JSON.stringify;
parser =
typeof JSON == 'undefined'
? function (jsonData) {
return new Function('return ' + jsonData + ';')();
}
: JSON.parse;
}
GM_configStruct.prototype.isGM = isGM;
GM_configStruct.prototype.setValue = setValue;
GM_configStruct.prototype.getValue = getValue;
GM_configStruct.prototype.stringify = stringify;
GM_configStruct.prototype.parser = parser;
GM_configStruct.prototype.log = window.console
? console.log
: isGM && typeof GM_log != 'undefined'
? GM_log
: window.opera
? opera.postError
: function () {
/* no logging */
};
})();
function GM_configDefaultValue(type, options) {
var value;
if (type && type.indexOf('unsigned ') == 0) type = type.substring(9);
switch (type) {
case 'radio':
case 'select':
value = options[0];
break;
case 'checkbox':
value = false;
break;
case 'int':
case 'integer':
case 'float':
case 'number':
value = 0;
break;
default:
value = '';
}
return value;
}
function GM_configField(settings, stored, id, customType) {
// Store the field's settings
this.settings = settings;
this.id = id;
this.node = null;
this.wrapper = null;
this.save = typeof settings.save == 'undefined' ? true : settings.save;
// Buttons are static and don't have a stored value
if (settings.type == 'button') this.save = false;
if (settings.type == 'span') this.save = false;
// if a default value wasn't passed through init() then
// if the type is custom use its default value
// else use default value for type
// else use the default value passed through init()
this['default'] =
typeof settings['default'] == 'undefined'
? customType
? customType['default']
: GM_configDefaultValue(settings.type, settings.options)
: settings['default'];
// Store the field's value
this.value = typeof stored == 'undefined' ? this['default'] : stored;
// Setup methods for a custom type
if (customType) {
this.toNode = customType.toNode;
this.toValue = customType.toValue;
this.reset = customType.reset;
}
}
GM_configField.prototype = {
create: GM_configStruct.prototype.create,
toNode: function (configId, lastParentNode) {
var field = this.settings,
value = this.value,
options = field.options,
type = field.type,
id = this.id,
labelPos = field.labelPos,
create = this.create;
function addLabel(pos, labelEl, parentNode, beforeEl) {
if (!beforeEl) {
beforeEl = lastParentNode ? parentNode.lastChild : parentNode.firstChild; // oneLine 的修正
}
switch (pos) {
case 'right':
case 'below':
if (pos == 'below') parentNode.appendChild(create('br', {}));
parentNode.appendChild(labelEl);
break;
default:
if (pos == 'above') parentNode.insertBefore(create('br', {}), beforeEl);
parentNode.insertBefore(labelEl, beforeEl);
}
}
var retNode = create('div', { className: 'config_var', id: configId + '_' + id + '_var', title: field.title }),
firstProp;
if (lastParentNode && field.className) retNode.classList.add(field.className);
// Retrieve the first prop
for (var i in field) {
firstProp = i;
break;
}
var label =
field.label && type != 'button'
? create(
'label',
{
id: configId + '_' + id + '_field_label',
for: configId + '_field_' + id,
className: 'field_label',
},
field.label
)
: null;
switch (type) {
case 'span':
label = null;
this.node = create('span', {
innerHTML: field.label,
className: 'field_label',
title: field.title,
style: field.style,
});
retNode = this.node;
break;
case 'textarea':
retNode.appendChild(
(this.node = create('textarea', {
innerHTML: value,
id: configId + '_field_' + id,
className: 'block' + (field.className ? ' ' + field.className : ''),
cols: field.cols ? field.cols : 20,
rows: field.rows ? field.rows : 2,
placeholder: field.placeholder,
}))
);
break;
case 'radio':
var wrap = create('div', {
id: configId + '_field_' + id,
className: field.className,
});
this.node = wrap;
for (var i = 0, len = options.length; i < len; ++i) {
var radLabel = create(
'label',
{
className: 'radio_label',
},
options[i]
);
var rad = wrap.appendChild(
create('input', {
value: options[i],
type: 'radio',
name: id,
checked: options[i] == value,
})
);
var radLabelPos = labelPos && (labelPos == 'left' || labelPos == 'right') ? labelPos : firstProp == 'options' ? 'left' : 'right';
addLabel(radLabelPos, radLabel, wrap, rad);
}
retNode.appendChild(wrap);
break;
case 'select':
var wrap = create('select', {
id: configId + '_field_' + id,
className: field.className,
});
this.node = wrap;
if (Array.isArray(options)) {
// 转为 object 的格式
var newOptions = {};
options.forEach(function (option) {
newOptions[option] = option;
});
options = newOptions;
}
Object.keys(options).forEach(function (option) {
wrap.appendChild(
create(
'option',
{
value: option,
selected: option == value,
},
options[option]
)
);
});
retNode.appendChild(wrap);
break;
default:
// fields using input elements
var props = {
id: configId + '_field_' + id,
type: type,
value: type == 'button' ? field.label : value,
className: field.className,
};
switch (type) {
case 'checkbox':
props.checked = value;
break;
case 'button':
props.size = field.size ? field.size : 25;
if (field.script) field.click = field.script;
if (field.click) props.onclick = field.click;
break;
case 'hidden':
break;
case 'number':
break;
default:
// type = text, int, or float
props.type = 'text';
props.size = field.size ? field.size : 25;
props.placeholder = field.placeholder;
}
retNode.appendChild((this.node = create('input', props)));
}
if (label) {
// If the label is passed first, insert it before the field
// else insert it after
if (!labelPos) labelPos = firstProp == 'label' || type == 'radio' ? 'left' : 'right';
if ('className' in field) {
label.className += ' ' + field.className;
}
if (field.style && field.style.label) {
label.style.cssText = field.style.label;
}
addLabel(labelPos, label, retNode);
}
if (field.after) {
retNode.appendChild(document.createTextNode(field.after));
}
if (field.attr) {
var self = this;
Object.keys(field.attr).forEach(function (key) {
self.node.setAttribute(key, field.attr[key]);
});
}
return retNode;
},
toValue: function () {
var node = this.node,
field = this.settings,
type = field.type,
unsigned = false,
rval = null;
if (!node) return rval;
if (type && type.indexOf('unsigned ') == 0) {
type = type.substring(9);
unsigned = true;
}
switch (type) {
case 'checkbox':
rval = node.checked;
break;
case 'select':
rval = node[node.selectedIndex].value;
break;
case 'radio':
var radios = node.getElementsByTagName('input');
for (var i = 0, len = radios.length; i < len; ++i) if (radios[i].checked) rval = radios[i].value;
break;
case 'button':
break;
case 'int':
case 'integer':
case 'float':
case 'number':
var num = Number(node.value);
var warn = 'Field labeled "' + field.label + '" expects a' + (unsigned ? ' positive ' : 'n ') + 'integer value';
if (isNaN(num) || (type.substr(0, 3) == 'int' && Math.ceil(num) != Math.floor(num)) || (unsigned && num < 0)) {
alert(warn + '.');
return null;
}
if (!this._checkNumberRange(num, warn)) return null;
rval = num;
break;
default:
rval = node.value;
break;
}
return rval; // value read successfully
},
reset: function () {
var node = this.node,
field = this.settings,
type = field.type;
if (!node) return;
switch (type) {
case 'checkbox':
node.checked = this['default'];
break;
case 'select':
for (var i = 0, len = node.options.length; i < len; ++i) if (node.options[i].value == this['default']) node.selectedIndex = i;
break;
case 'radio':
var radios = node.getElementsByTagName('input');
for (var i = 0, len = radios.length; i < len; ++i) if (radios[i].value == this['default']) radios[i].checked = true;
break;
case 'button':
break;
default:
node.value = this['default'];
break;
}
},
remove: function (el) {
GM_configStruct.prototype.remove(el || this.wrapper);
this.wrapper = null;
this.node = null;
},
reload: function () {
var wrapper = this.wrapper;
if (wrapper) {
var fieldParent = wrapper.parentNode;
fieldParent.insertBefore((this.wrapper = this.toNode()), wrapper);
this.remove(wrapper);
}
},
_checkNumberRange: function (num, warn) {
var field = this.settings;
if (typeof field.min == 'number' && num < field.min) {
alert(warn + ' greater than or equal to ' + field.min + '.');
return null;
}
if (typeof field.max == 'number' && num > field.max) {
alert(warn + ' less than or equal to ' + field.max + '.');
return null;
}
return true;
},
};
// Create default instance of GM_config
var GM_config = new GM_configStruct();