using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Drawing.Imaging;
using?System.Linq;
using?System.Text;
using?System.Windows.Forms;
using?System.Runtime.InteropServices;//Dllimport
using?System.IO;

namespace?剪貼板監(jiān)控
{
	public?partial?class?Form1?:?Form
	{
		//private?const?int?WM_DRAWCLIPBOARD?=?776;
		RichTextBox?richTextBox1;
		//Container?componentss?=?null;
		int?count;

		IntPtr?nextClipboardViewer;

		[DllImport（“User32.dll“）]
		protected?static?extern?int?SetClipboardViewer（int?hWndNewViewer）;

		[DllImport（“User32.dll“?CharSet?=?CharSet.Auto）]
		public?static?extern?bool?ChangeClipboardChain（IntPtr?hWndRemoveIntPtr?hWndNewNext）;

		[DllImport（“user32.dll“?CharSet?=?CharSet.Auto）]
		public?static?extern?int?SendMessage（IntPtr?hwnd?int?wMsgIntPtr?wParam?IntPtr?lParam）;

		[DllImport（“user32.dll“?CharSet?=?CharSet.Auto）]
		public?static?extern?int?EnumClipboardFormats（UInt32?format）;
		
		//讀取數(shù)據(jù)
		[DllImport（“user32.dll“）]
		public?static?extern?IntPtr?GetClipboardData（uint?uFormat）;
		//拷貝文件
		[DllImport（“gdi32.dll“）]
		public?static?extern?IntPtr?CopyEnhmetaFile（IntPtr?hEmf?string?s）;
		//打開剪貼板
		[DllImport（“user32.dll“）]
		public?static?extern?bool?OpenClipboard（IntPtr?ptr）;
		//關閉剪貼板
		[DllImport（“user32.dll“）]
		public?static?extern?bool?CloseClipboard（）;

		public?enum?ClipboardFormats?:?uint
		{
			CF_TEXT=1
			CF_BITMAP=2
			CF_metaFILEPICT=3
			CF_SYLK=4
			CF_DIF=5
			CF_TIFF=6
			CF_OEMTEXT=7
			CF_DIB=8
			CF_PALETTE=9
			CF_PENDATA=10
			CF_RIFF=11
			CF_WAVA=12
			CF_UNICODETEXT=13
			CF_ENHmetaFILE=14
	
		
		}
		protected?override?void?WndProc（ref?System.Windows.Forms.Message?m）
		{
			//?defined?in?winuser.h
			const?int?WM_DRAWCLIPBOARD?=?0x308;
			const?int?WM_CHANGECBCHAIN?=?0x030D;

			switch?（m.Msg）
			{
				case?WM_DRAWCLIPBOARD:
					DisplayClipboardData（）;
					SendMessage（nextClipboardViewer?m.Msg?m.WParamm.LParam）;
					break;

				case?WM_CHANGECBCHAIN:
					if?（m.WParam?==?nextClipboardViewer）
						nextClipboardViewer?=?m.LParam;
					else
						SendMessage（nextClipboardViewer?m.Msg?m.WParamm.LParam）;
					break;

				default:
					base.WndProc（ref?m）;
					break;
			}
		}

		void?DisplayClipboardData（）
		{
			//metafile?mf;

			try
			{
				IDataobject?iData?=?new?Dataobject（）;
				iData?=?Clipboard.GetDataobject（）;


				if?（iData.GetDataPresent（DataFormats.Rtf））
					richTextBox1.Rtf?=?（string）iData.GetData（DataFormats.Rtf）;
				else?if?（iData.GetDataPresent（DataFormats.Text））
					richTextBox1.Text?=?（string）iData.GetData（DataFormats.Text）;
				else?if?（iData.GetDataPresent（DataFormats.metafilePict））
				{
					richTextBox1.Text?=?“是metafile“;
					saveEMF（）;
				}
				else?if?（iData.GetDataPresent（DataFormats.FileDrop））
				{
					string[]?ss=（string[]）?iData.GetData（DataFormats.FileDrop）;

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2014-05-09?18:10??剪貼板監(jiān)控\
?????目錄???????????0??2014-05-09?18:10??剪貼板監(jiān)控\剪貼板監(jiān)控\
?????文件?????????891??2014-05-09?18:10??剪貼板監(jiān)控\剪貼板監(jiān)控.sln
?????文件???????17920??2014-05-10?23:01??剪貼板監(jiān)控\剪貼板監(jiān)控.suo
?????目錄???????????0??2014-05-09?18:09??剪貼板監(jiān)控\剪貼板監(jiān)控\bin\
?????目錄???????????0??2014-05-10?22:56??剪貼板監(jiān)控\剪貼板監(jiān)控\bin\Debug\
?????目錄???????????0??2014-05-10?22:56??剪貼板監(jiān)控\剪貼板監(jiān)控\bin\Debug\emf\
?????文件???????25748??2014-05-10?22:56??剪貼板監(jiān)控\剪貼板監(jiān)控\bin\Debug\emf\0.emf
?????文件???????25748??2014-05-10?22:56??剪貼板監(jiān)控\剪貼板監(jiān)控\bin\Debug\emf\1.emf
?????文件???????25748??2014-05-10?22:56??剪貼板監(jiān)控\剪貼板監(jiān)控\bin\Debug\emf\2.emf
?????文件???????25748??2014-05-10?22:56??剪貼板監(jiān)控\剪貼板監(jiān)控\bin\Debug\emf\3.emf
?????文件???????25748??2014-05-10?22:56??剪貼板監(jiān)控\剪貼板監(jiān)控\bin\Debug\emf\4.emf
?????文件???????25748??2014-05-10?22:56??剪貼板監(jiān)控\剪貼板監(jiān)控\bin\Debug\emf\5.emf
?????文件???????11776??2014-05-10?22:56??剪貼板監(jiān)控\剪貼板監(jiān)控\bin\Debug\剪貼板監(jiān)控.exe
?????文件???????30208??2014-05-10?22:56??剪貼板監(jiān)控\剪貼板監(jiān)控\bin\Debug\剪貼板監(jiān)控.pdb
?????文件???????11600??2014-05-10?22:56??剪貼板監(jiān)控\剪貼板監(jiān)控\bin\Debug\剪貼板監(jiān)控.vshost.exe
?????文件?????????490??2010-03-17?22:39??剪貼板監(jiān)控\剪貼板監(jiān)控\bin\Debug\剪貼板監(jiān)控.vshost.exe.manifest
?????目錄???????????0??2014-05-09?18:09??剪貼板監(jiān)控\剪貼板監(jiān)控\bin\Release\
?????文件????????5206??2014-05-10?22:56??剪貼板監(jiān)控\剪貼板監(jiān)控\Form1.cs
?????文件????????1791??2014-05-10?22:39??剪貼板監(jiān)控\剪貼板監(jiān)控\Form1.Designer.cs
?????文件????????5817??2014-05-10?22:39??剪貼板監(jiān)控\剪貼板監(jiān)控\Form1.resx
?????目錄???????????0??2014-05-09?18:09??剪貼板監(jiān)控\剪貼板監(jiān)控\obj\
?????目錄???????????0??2014-05-09?18:09??剪貼板監(jiān)控\剪貼板監(jiān)控\obj\x86\
?????目錄???????????0??2014-05-10?22:56??剪貼板監(jiān)控\剪貼板監(jiān)控\obj\x86\Debug\
?????文件????????2152??2014-05-09?13:16??剪貼板監(jiān)控\剪貼板監(jiān)控\obj\x86\Debug\DesignTimeResolveAssemblyReferences.cache
?????文件????????6223??2014-05-10?22:56??剪貼板監(jiān)控\剪貼板監(jiān)控\obj\x86\Debug\DesignTimeResolveAssemblyReferencesInput.cache
?????文件?????????604??2014-05-10?22:39??剪貼板監(jiān)控\剪貼板監(jiān)控\obj\x86\Debug\GenerateResource.read.1.tlog
?????文件????????1096??2014-05-10?22:39??剪貼板監(jiān)控\剪貼板監(jiān)控\obj\x86\Debug\GenerateResource.write.1.tlog
?????目錄???????????0??2014-05-09?18:09??剪貼板監(jiān)控\剪貼板監(jiān)控\obj\x86\Debug\TempPE\
?????文件????????2379??2014-05-10?22:56??剪貼板監(jiān)控\剪貼板監(jiān)控\obj\x86\Debug\剪貼板監(jiān)控.csproj.FileListAbsolute.txt
?????文件???????11776??2014-05-10?22:56??剪貼板監(jiān)控\剪貼板監(jiān)控\obj\x86\Debug\剪貼板監(jiān)控.exe
............此處省略13個文件信息