wpf 自定义window窗体

using System;
using System.Windows;
using System.Windows.Interop;
using System.Windows.Media;
using System.Windows.Controls;
using System.ComponentModel;

namespace CustomWindow
{
    public abstract class EssentialWindow : Window
    {
        protected WindowButtonState _minimizeButtonState;
        protected WindowButtonState _maximizeButtonState;           // including restore button
        protected WindowButtonState _closeButtonState;

        protected WindowMinimizeButton _minimizeButton;
        protected WindowRestoreButton _restoreButton;
        protected WindowMaximizeButton _maximizeButton;
        protected WindowCloseButton _closeButton;

        protected UIElement _windowButtons;

        #region Properties
        /// 

        /// Miximi

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2009-09-25 13:33  CustomWindow\
     文件        1428  2016-07-21 11:11  CustomWindow.sln
     目录           0  2009-09-25 14:16  CustomWindowDemo\
     目录           0  2009-09-25 14:19  CustomWindowDemo\.svn\
     文件        2305  2009-09-25 14:19  CustomWindowDemo\.svn\all-wcprops
     文件          33  2009-09-25 13:36  CustomWindowDemo\.svn\dir-prop-base
     文件        3160  2009-09-25 14:19  CustomWindowDemo\.svn\entries
     目录           0  2009-09-25 13:36  CustomWindowDemo\.svn\prop-base\
     目录           0  2009-09-25 13:36  CustomWindowDemo\.svn\props\
     目录           0  2009-09-25 14:19  CustomWindowDemo\.svn\text-base\
     文件         355  2009-09-25 14:19  CustomWindowDemo\.svn\text-base\App.xaml.cs.svn-base
     文件         297  2009-09-25 14:19  CustomWindowDemo\.svn\text-base\App.xaml.svn-base
     文件        6426  2009-09-25 14:19  CustomWindowDemo\.svn\text-base\CustomWindowDemo.csproj.svn-base
     文件         267  2009-09-25 14:19  CustomWindowDemo\.svn\text-base\CustomWindowDemo.csproj.user.svn-base
     文件         979  2009-09-25 14:19  CustomWindowDemo\.svn\text-base\DemoEssentialWindow.xaml.cs.svn-base
     文件        1607  2009-09-25 14:19  CustomWindowDemo\.svn\text-base\DemoEssentialWindow.xaml.svn-base
     文件         301  2009-09-25 14:19  CustomWindowDemo\.svn\text-base\DemoStandardWindow1.xaml.cs.svn-base
     文件         488  2009-09-25 14:19  CustomWindowDemo\.svn\text-base\DemoStandardWindow1.xaml.svn-base
     文件         666  2009-09-25 14:19  CustomWindowDemo\.svn\text-base\DemoStandardWindow2.xaml.cs.svn-base
     文件         570  2009-09-25 14:19  CustomWindowDemo\.svn\text-base\DemoStandardWindow2.xaml.svn-base
     文件         666  2009-09-25 14:19  CustomWindowDemo\.svn\text-base\DemoStandardWindow3.xaml.cs.svn-base
     文件         513  2009-09-25 14:19  CustomWindowDemo\.svn\text-base\DemoStandardWindow3.xaml.svn-base
     文件         301  2009-09-25 14:19  CustomWindowDemo\.svn\text-base\DemoStandardWindow4.xaml.cs.svn-base
     文件         890  2009-09-25 14:19  CustomWindowDemo\.svn\text-base\DemoStandardWindow4.xaml.svn-base
     文件         301  2009-09-25 14:19  CustomWindowDemo\.svn\text-base\DemoStandardWindow5.xaml.cs.svn-base
     文件         612  2009-09-25 14:19  CustomWindowDemo\.svn\text-base\DemoStandardWindow5.xaml.svn-base
     文件        1415  2009-09-25 14:19  CustomWindowDemo\.svn\text-base\Window1.xaml.cs.svn-base
     文件        1895  2009-09-25 14:19  CustomWindowDemo\.svn\text-base\Window1.xaml.svn-base
     目录           0  2009-09-25 14:19  CustomWindowDemo\.svn\tmp\
     目录           0  2009-09-25 13:36  CustomWindowDemo\.svn\tmp\prop-base\
     目录           0  2009-09-25 13:36  CustomWindowDemo\.svn\tmp\props\
............此处省略181个文件信息