Winform 切换语言 实现多语言版本

using System;
using System.Collections.Generic;
using System.Text;
using System.Windows.Forms;
using System.Reflection;

namespace WinClass
{
public class ChangLanguage
{
#region SetAllLang
/// <summary>
/// 设置所有窗体的界面语言
/// </summary>
/// <param name="lang">language:zh-CN, en-US</param>
public static void SetAllLang(string lang)
{
System.Threading.Thread.CurrentThread.CurrentUICulture = new System.Globalization.CultureInfo(lang);
Form frm = null;
//string path = AssemblyName.GetAssemblyName("PMISServer").ToString();//项目的Assembly选项名称
//Assembly asm = Assembly.Load("PMISServer");//程序集名
// object frmObj = asm.CreateInstance("Fastyou.BookShop.Win." + formName);//程序集+form的类名。
string name = "MainForm"; //类的名字

frm = (Form)Assembly.Load("PMISServer").CreateInstance(name);

//Type formType = null;
//formType = typeof(frm);

if (frm != null)
{
System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager();
resources.ApplyResources(frm, "$this");
AppLang(frm, resources);
}
}
#endregion

#region SetLang
/// <summary>
/// 设置当前程序的界面语言
/// </summary>
/// <param name="lang">language:zh-CN, en-US</param>
/// <param name="form">窗体实例</param>
/// <param name="formType">窗体类型</param>
public static void SetLang(string lang, Form form, Type formType)
{
System.Threading.Thread.CurrentThread.CurrentUICulture = new System.Globalization.CultureInfo(lang);
if (form != null)
{
System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(formType);
resources.ApplyResources(form, "$this");
AppLang(form, resources);
}
}
#endregion

#region AppLang for control
/// <summary>
/// 遍历窗体所有控件，针对其设置当前界面语言
/// </summary>
/// <param name="control"></param>
/// <param name="resources"></param>
private static void AppLang(Control control, System.ComponentModel.ComponentResourceManager resources)
{
if (control is MenuStrip)
{
//将资源应用与对应的属性
resources.ApplyResources(control, control.Name);
MenuStrip ms = (MenuStrip)control;
if (ms.Items.Count > 0)
{
foreach (ToolStripMenuItem c in ms.Items)
{
//调用 遍历菜单 设置语言
AppLang(c, resources);
}
}
}

foreach (Control c in control.Controls)
{
resources.ApplyResources(c, c.Name);
AppLang(c, resources);
}
}
#endregion

#region AppLang for menuitem
/// <summary>
/// 遍历菜单
/// </summary>
/// <param name="item"></param>
/// <param name="resources"></param>
private static void AppLang(ToolStripMenuItem item, System.ComponentModel.ComponentResourceManager resources)
{
if (item is ToolStripMenuItem)
{
resources.ApplyResources(item, item.Name);
ToolStripMenuItem tsmi = (ToolStripMenuItem)item;
if (tsmi.DropDownItems.Count > 0)
{
foreach (ToolStripMenuItem c in tsmi.DropDownItems)
{
AppLang(c, resources);
}
}
}
}
#endregion
}
}