using?System;
using?System.Windows.Forms;
using?System.Drawing;
using?System.Collections;

namespace?test
{
????public?partial?class?EXComboBox?:?ComboBox
????{
????????private?Brush?_highlightbrush;?//color?of?highlighted?items

????????public?EXComboBox（）
????????{
????????????_highlightbrush?=?SystemBrushes.Highlight;
????????????this.DrawMode?=?System.Windows.Forms.DrawMode.OwnerDrawVariable;
????????????this.DrawItem?+=?new?DrawItemEventHandler（this_DrawItem）;
????????}

????????public?Brush?MyHighlightBrush
????????{
????????????get?{?return?_highlightbrush;?}
????????????set?{?_highlightbrush?=?value;?}
????????}

????????private?void?this_DrawItem（object?sender?DrawItemEventArgs?e）
????????{
????????????if?（e.Index?==?-1）?return;
????????????e.DrawBackground（）;
????????????if?（（e.State?&?DrawItemState.Selected）?!=?0）
????????????{
????????????????e.Graphics.FillRectangle（_highlightbrush?e.Bounds）;
????????????}
????????????EXItem?item?=?（EXItem）this.Items[e.Index];
????????????Rectangle?bounds?=?e.Bounds;
????????????int?x?=?bounds.X?+?2;
????????????if?（item.GetType（）?==?typeof（EXImageItem））
????????????{
????????????????EXImageItem?imgitem?=?（EXImageItem）item;
????????????????if?（imgitem.MyImage?!=?null）
????????????????{
????????????????????Image?img?=?imgitem.MyImage;
????????????????????int?y?=?bounds.Y?+?（（int）（bounds.Height?/?2））?-?（（int）（img.Height?/?2））?+?1;
????????????????????e.Graphics.DrawImage（img?x?y?img.Width?img.Height）;
????????????????????x?+=?img.Width?+?2;
????????????????}
????????????}
????????????else?if?（item.GetType（）?==?typeof（EXMultipleImagesItem））
????????????{
????????????????EXMultipleImagesItem?imgitem?=?（EXMultipleImagesItem）item;
????????????????if?（imgitem.MyImages?!=?null）
????????????????{
????????????????????for?（int?i?=?0;?i?????????????????????{
????????????????????????Image?img?=?（Image）imgitem.MyImages[i];
????????????????????????int?y?=?bounds.Y?+?（（int）（bounds.Height?/?2））?-?（（int）（img.Height?/?2））?+?1;
????????????????????????e.Graphics.DrawImage（img?x?y?img.Width?img.Height）;
????????????????????????x?+=?img.Width?+?2;
????????????????????}
????????????????}
????????????}
????????????int?fonty?=?bounds.Y?+?（（int）（bounds.Height?/?2））?-?（（int）（e.Font.Height?/?2））;
????????????e.Graphics.DrawString（item.Text?e.Font?new?SolidBrush（e.ForeColor）?x?fonty）;
????????????e.DrawFocusRectangle（）;
????????}

????????public?class?EXItem
????????{

????????????private?string?_text?=?““;
????????????private?string?_value?=?““;

????????????public?EXItem（）
????????????{

????????????}

????????????public?EXItem（string?text）
????????????{
????????????????_text?=?text;
????????????}

????????????public?string?Text
????????????{
????????????????get?{?return?_text;?}
????????????????set?{?_text?=?value;?}
????????????}

????????????public?string?MyValue
????????????{
???????????????

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2015-11-12?10:13??test\
?????文件?????????854??2015-11-12?10:08??test.sln
?????文件???????20480??2015-11-12?10:27??test.suo
?????目錄???????????0??2015-11-12?10:10??test\bin\
?????目錄???????????0??2015-11-12?10:15??test\bin\Debug\
?????文件???????28160??2015-11-12?10:39??test\bin\Debug\test.exe
?????文件???????89600??2015-11-12?10:39??test\bin\Debug\test.pdb
?????文件???????11600??2015-11-12?10:45??test\bin\Debug\test.vshost.exe
?????目錄???????????0??2015-11-12?10:10??test\bin\Release\
?????文件????????5470??2015-11-12?10:11??test\EXComboBox.cs
?????文件???????35259??2015-11-12?10:13??test\EXListView.cs
?????文件????????4183??2015-11-12?10:39??test\Form1.cs
?????文件????????3337??2015-11-12?10:27??test\Form1.Designer.cs
?????文件????????6017??2015-11-12?10:27??test\Form1.resx
?????目錄???????????0??2015-11-12?10:08??test\obj\
?????目錄???????????0??2015-11-12?10:08??test\obj\x86\
?????目錄???????????0??2015-11-12?10:39??test\obj\x86\Debug\
?????文件????????9054??2015-11-12?10:39??test\obj\x86\Debug\DesignTimeResolveAssemblyReferences.cache
?????文件????????6263??2015-11-12?10:39??test\obj\x86\Debug\DesignTimeResolveAssemblyReferencesInput.cache
?????目錄???????????0??2015-11-12?10:08??test\obj\x86\Debug\TempPE\
?????文件?????????400??2015-11-12?10:45??test\obj\x86\Debug\test.csproj.FileListAbsolute.txt
?????文件?????????975??2015-11-12?10:35??test\obj\x86\Debug\test.csproj.GenerateResource.Cache
?????文件???????28160??2015-11-12?10:39??test\obj\x86\Debug\test.exe
?????文件?????????180??2015-11-12?10:35??test\obj\x86\Debug\test.Form1.resources
?????文件???????89600??2015-11-12?10:39??test\obj\x86\Debug\test.pdb
?????文件?????????180??2015-11-12?10:15??test\obj\x86\Debug\test.Properties.Resources.resources
?????文件?????????485??2015-11-12?10:08??test\Program.cs
?????目錄???????????0??2015-11-12?10:08??test\Properties\
?????文件????????1358??2015-11-12?10:08??test\Properties\AssemblyInfo.cs
?????文件????????2860??2015-11-12?10:08??test\Properties\Resources.Designer.cs
?????文件????????5612??2015-11-12?10:08??test\Properties\Resources.resx
............此處省略3個文件信息