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App.xaml.cs
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App.xaml.cs
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using Microsoft.Shell;
using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.Globalization;
using System.Linq;
using System.Windows;
namespace MultiTools
{
/// <summary>
/// Логика взаимодействия для App.xaml
/// </summary>
public partial class App : Application, ISingleInstanceApp
{
private static List<CultureInfo> m_Languages = new List<CultureInfo>();
public static List<CultureInfo> Languages
{
get
{
return m_Languages;
}
}
public App()
{
InitializeComponent();
App.LanguageChanged += App_LanguageChanged;
m_Languages.Clear();
m_Languages.Add(new CultureInfo("en-US")); //Нейтральная культура для этого проекта
m_Languages.Add(new CultureInfo("ru-RU"));
m_Languages.Add(new CultureInfo("uk-UA"));
m_Languages.Add(new CultureInfo("fr-FR"));
m_Languages.Add(new CultureInfo("de-DE"));
Language = MultiTools.Properties.Settings.Default.DefaultLanguage;
}
//Евент для оповещения всех окон приложения
public static event EventHandler LanguageChanged;
public static CultureInfo Language
{
get
{
return System.Threading.Thread.CurrentThread.CurrentUICulture;
}
set
{
if (value == null) throw new ArgumentNullException("value");
if (value == System.Threading.Thread.CurrentThread.CurrentUICulture) return;
//1. Меняем язык приложения:
System.Threading.Thread.CurrentThread.CurrentUICulture = value;
//2. Создаём ResourceDictionary для новой культуры
ResourceDictionary dict = new ResourceDictionary();
switch (value.Name)
{
case "ru-RU":
case "fr-FR":
case "uk-UA":
case "de-DE":
dict.Source = new Uri(String.Format("Languages/default.{0}.xaml", value.Name), UriKind.Relative);
break;
default:
dict.Source = new Uri("Languages/default.xaml", UriKind.Relative);
break;
}
//3. Находим старую ResourceDictionary и удаляем его и добавляем новую ResourceDictionary
ResourceDictionary oldDict = (from d in Application.Current.Resources.MergedDictionaries
where d.Source != null && d.Source.OriginalString.StartsWith("Languages/default.")
select d).First();
if (oldDict != null)
{
int ind = Application.Current.Resources.MergedDictionaries.IndexOf(oldDict);
Application.Current.Resources.MergedDictionaries.Remove(oldDict);
Application.Current.Resources.MergedDictionaries.Insert(ind, dict);
}
else
{
Application.Current.Resources.MergedDictionaries.Add(dict);
}
//4. Вызываем евент для оповещения всех окон.
LanguageChanged(Application.Current, new EventArgs());
}
}
private void App_LanguageChanged(Object sender, EventArgs e)
{
MultiTools.Properties.Settings.Default.DefaultLanguage = Language;
MultiTools.Properties.Settings.Default.Save();
}
private const string Unique = "588aea0a-57e6-4df2-baee-0eaa1b2747fd";
[STAThread]
public static void Main()
{
if (SingleInstance<App>.InitializeAsFirstInstance(Unique))
{
var application = new App();
application.InitializeComponent();
application.Run();
// Allow single instance code to perform cleanup operations
SingleInstance<App>.Cleanup();
}
}
#region ISingleInstanceApp Members
public bool SignalExternalCommandLineArgs(IList<string> args)
{
// Bring window to foreground
if (MainWindow.WindowState == WindowState.Minimized)
{
MainWindow.WindowState = WindowState.Normal;
}
MainWindow.Activate();
return true;
}
#endregion
}
}