//---------------------------------------------------------------------
//??Copyright?（C）?Microsoft?Corporation.??All?rights?reserved.
//?
//THIS?CODE?AND?INFORMATION?ARE?PROVIDED?AS?IS?WITHOUT?WARRANTY?OF?ANY
//KIND?EITHER?EXPRESSED?OR?IMPLIED?INCLUDING?BUT?NOT?LIMITED?TO?THE
//IMPLIED?WARRANTIES?OF?MERCHANTABILITY?AND/OR?FITNESS?FOR?A
//PARTICULAR?PURPOSE.
//---------------------------------------------------------------------

using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Diagnostics;
using?System.Drawing;
using?System.Text;
using?System.Windows.Forms;
using?System.Windows.Forms.Visualstyles;
using?System.Collections;
using?System.Reflection;

namespace?DataGridViewAutoFilter
{
????///?

????///?Provides?a?drop-down?filter?list?in?a?DataGridViewColumnHeaderCell.
????///?

????public?class?DataGridViewAutoFilterColumnHeaderCell?:?DataGridViewColumnHeaderCell
????{
????????///?

????????///?The?ListBox?used?for?all?drop-down?lists.?
????????///?

????????private?static?FilterListBox?dropDownListBox?=?new?FilterListBox（）;

????????///?

????????///?A?list?of?filters?available?for?the?owning?column?stored?as?
????????///?formatted?and?unformatted?string?values.?
????????///?

????????private?System.Collections.Specialized.OrderedDictionary?filters?=
????????????new?System.Collections.Specialized.OrderedDictionary（）;

????????///?

????????///?The?drop-down?list?filter?value?currently?in?effect?for?the?owning?column.?
????????///?

????????private?String?selectedFilterValue?=?String.Empty;

????????///?

????????///?The?complete?filter?string?currently?in?effect?for?the?owning?column.?
????????///?

????????private?String?currentColumnFilter?=?String.Empty;

????????///?

????????///?Indicates?whether?the?DataGridView?is?currently?filtered?by?the?owning?column.??
????????///?

????????private?Boolean?filtered;

????????///?

????????///?Initializes?a?new?instance?of?the?DataGridViewColumnHeaderCell?
????????///?class?and?sets?its?property?values?to?the?property?values?of?the?
????????///?specified?DataGridViewColumnHeaderCell.
????????///?

????????///?The?DataGridViewColumnHeaderCell?to?copy?property?values?from.
????????public?DataGridViewAutoFilterColumnHeaderCell（DataGridViewColumnHeaderCell?oldHeaderCell）
????????{
????????????this.ContextMenuStrip?=?oldHeaderCell.ContextMenuStrip;
????????????this.ErrorText?=?oldHeaderCell.ErrorText;
????????????this.Tag?=?oldHeaderCell.Tag;
????????????this.ToolTipText?=?oldHeaderCell.ToolTipText;
????????????this.Value?=?oldHeaderCell.Value;
????????????this.ValueType?=?oldHeaderCell.ValueType;

????????????//?Use?Hasstyle?to?avoid?creating?a?new?style?object
????????????//?when?the?style?property?has?not?previously?been?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????????914??2011-08-02?16:35??WindowsFormsApplication2\WindowsFormsApplication2.sln
?????文件???????25088??2011-08-04?15:38??WindowsFormsApplication2\WindowsFormsApplication2.suo
?????目錄???????????0??2011-08-04?13:57??WindowsFormsApplication2\WindowsFormsApplication2\
?????文件?????????159??2011-08-04?13:57??WindowsFormsApplication2\WindowsFormsApplication2\app.config
?????目錄???????????0??2011-08-01?15:16??WindowsFormsApplication2\WindowsFormsApplication2\bin\
?????目錄???????????0??2011-08-04?13:58??WindowsFormsApplication2\WindowsFormsApplication2\bin\Debug\
?????文件???????35840??2011-08-04?15:23??WindowsFormsApplication2\WindowsFormsApplication2\bin\Debug\WindowsFormsApplication2.exe
?????文件?????????159??2011-08-04?13:57??WindowsFormsApplication2\WindowsFormsApplication2\bin\Debug\WindowsFormsApplication2.exe.config
?????文件???????69120??2011-08-04?15:23??WindowsFormsApplication2\WindowsFormsApplication2\bin\Debug\WindowsFormsApplication2.pdb
?????文件???????11600??2011-08-04?15:24??WindowsFormsApplication2\WindowsFormsApplication2\bin\Debug\WindowsFormsApplication2.vshost.exe
?????文件?????????159??2011-08-04?13:57??WindowsFormsApplication2\WindowsFormsApplication2\bin\Debug\WindowsFormsApplication2.vshost.exe.config
?????文件?????????490??2010-03-17?22:39??WindowsFormsApplication2\WindowsFormsApplication2\bin\Debug\WindowsFormsApplication2.vshost.exe.manifest
?????目錄???????????0??2011-08-01?15:16??WindowsFormsApplication2\WindowsFormsApplication2\bin\Release\
?????文件???????68492??2011-08-04?13:46??WindowsFormsApplication2\WindowsFormsApplication2\DataGridViewAutoFilterColumnHeaderCell.cs
?????文件????????6939??2011-08-04?13:46??WindowsFormsApplication2\WindowsFormsApplication2\DataGridViewAutoFilterTextBoxColumn.cs
?????文件????????9232??2011-08-04?15:22??WindowsFormsApplication2\WindowsFormsApplication2\Form1.cs
?????文件????????8666??2011-08-04?14:14??WindowsFormsApplication2\WindowsFormsApplication2\Form1.Designer.cs
?????文件????????6017??2011-08-04?14:14??WindowsFormsApplication2\WindowsFormsApplication2\Form1.resx
?????目錄???????????0??2011-07-20?13:54??WindowsFormsApplication2\WindowsFormsApplication2\obj\
?????目錄???????????0??2011-07-20?13:54??WindowsFormsApplication2\WindowsFormsApplication2\obj\x86\
?????目錄???????????0??2011-08-04?15:23??WindowsFormsApplication2\WindowsFormsApplication2\obj\x86\Debug\
?????文件????????4440??2011-07-22?13:42??WindowsFormsApplication2\WindowsFormsApplication2\obj\x86\Debug\DesignTimeResolveAssemblyReferences.cache
?????文件????????6410??2011-08-04?15:23??WindowsFormsApplication2\WindowsFormsApplication2\obj\x86\Debug\DesignTimeResolveAssemblyReferencesInput.cache
?????文件?????????380??2011-08-04?14:14??WindowsFormsApplication2\WindowsFormsApplication2\obj\x86\Debug\GenerateResource.read.1.tlog
?????文件?????????926??2011-08-04?14:14??WindowsFormsApplication2\WindowsFormsApplication2\obj\x86\Debug\GenerateResource.write.1.tlog
?????目錄???????????0??2011-08-04?13:57??WindowsFormsApplication2\WindowsFormsApplication2\obj\x86\Debug\TempPE\
?????文件????????4608??2011-08-04?13:57??WindowsFormsApplication2\WindowsFormsApplication2\obj\x86\Debug\TempPE\Properties.Resources.Designer.cs.dll
?????文件????????1217??2011-08-04?15:24??WindowsFormsApplication2\WindowsFormsApplication2\obj\x86\Debug\WindowsFormsApplication2.csproj.FileListAbsolute.txt
?????文件???????35840??2011-08-04?15:23??WindowsFormsApplication2\WindowsFormsApplication2\obj\x86\Debug\WindowsFormsApplication2.exe
?????文件?????????180??2011-08-04?14:14??WindowsFormsApplication2\WindowsFormsApplication2\obj\x86\Debug\WindowsFormsApplication2.Form1.resources
?????文件???????69120??2011-08-04?15:23??WindowsFormsApplication2\WindowsFormsApplication2\obj\x86\Debug\WindowsFormsApplication2.pdb
............此處省略10個文件信息