using?System;
using?System.Collections.Generic;
using?System.Configuration;
using?System.Data;
using?System.Linq;
using?System.Windows;
using?System.IO;


namespace?MyFriends
{
????///?

????///App.xaml的交互邏輯
????///?

????public?partial?class?App?:?Application
????{
????????private?string?xmlFilename?=?“MyFriends.xml“;

????????public?App?（）
	????{

	????}

????????private?void?Application_Startup（object?sender?StartupEventArgs?e）
????????{
????????????//初始化全局應用程序屬性
????????????Application.Current.Properties[“SavedDetailsFileName“]?=?xmlFilename;//保存文件名
????????????Application.Current.Properties[“FullxmlPath“]?=?//完整的xml路徑
????????????????Path.Combine（Environment.CurrentDirectory?xmlFilename）;
????????????Application.Current.Properties[“SaveFolder“]?=?//將要保存到的文件夾
????????????????Environment.CurrentDirectory;
????????????Application.Current.Properties[“SelectedDisplaystyle“]?=?//默認的顯示風格
????????????????Displaystyle.GrowShrink;
????????????if?（Directory.Exists（@“C:\WINDOWS\Web\Wallpaper“））
????????????????//設置默認的選擇圖片路徑的文件夾
????????????????Application.Current.Properties[“SelectedImagePath“]?=@“C:\WINDOWS\Web\Wallpaper“;
????????????else
????????????????Application.Current.Properties[“SelectedImagePath“]?=?@“C:\“;
????????????//設置免費的Exceed的Grid的授權序列號，需要將這里更改為自己的序列號???????
????????????Xceed.Wpf.DataGrid.Licenser.LicenseKey?=?“DGP30-E852N-G9C6E-DW5A“;
????????????//返回一個FriendsList對象的實例
????????????FriendsList.Instance（）;
????????}

????????private?void?Application_Exit（object?sender?ExitEventArgs?e）
????????{
????????????try
????????????{//SaveOnExit方法將當前的所有聯系人保存到xml文件中
????????????????xmlFileOperations.SaveOnExit（）;
????????????}
????????????catch
????????????{//如果保存失敗，顯示失敗信息
????????????????MessageBox.Show（“保存文件時失敗！“）;
????????????}
????????}
????????
????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件?????869348??2008-08-15?15:02??Xceed.Wpf.DataGrid.xml

-----------?---------??----------?-----??----

???????????????869348????????????????????1