{"id":1254,"date":"2012-10-30T18:09:26","date_gmt":"2012-10-30T10:09:26","guid":{"rendered":"https:\/\/www.pdbeta.com\/wpblog\/?p=1254"},"modified":"2017-08-28T21:43:22","modified_gmt":"2017-08-28T13:43:22","slug":"%e3%80%90%e8%bd%ac%e8%bd%bd%e3%80%91-net%e4%b8%8e%e5%85%b6%e4%bb%96%e7%a8%8b%e5%ba%8f%e4%ba%a4%e4%ba%92%ef%bc%88api","status":"publish","type":"post","link":"https:\/\/www.pdbeta.com\/wpblog\/?p=1254","title":{"rendered":"\u3010\u8f6c\u8f7d\u3011.net\u4e0e\u5176\u4ed6\u7a0b\u5e8f\u4ea4\u4e92\uff08API)"},"content":{"rendered":"

\u4e00\u3001\u672c\u4f8b\u5b50\uff0c\u7528 C# \u7684\u4e00\u4e2aWinform\u7a0b\u5e8f\uff0c\u521b\u5efa\u4e00\u4e2a\u6307\u5b9a\u8def\u5f84\u7684\u6587\u672c\u6587\u4ef6\uff0c\u5199\u5165\u67d0\u4e9b\u5185\u5bb9\u540e\uff0c\u5e76\u4fdd\u5b58\u3002<\/p>\n

\u4e3a\u4e86\u770b\u6e05\u6548\u679c\uff0c\u5c06 Form \u7684 TopMost \u8bbe\u4e3a true<\/p>\n

Code
\nprivate void button1_Click( object sender, EventArgs e )
\n{
\n\/\/\u542f\u52a8notepad.exe \u8bb0\u4e8b\u672c\u7a0b\u5e8f\uff0c\u5e76\u5728d:\\\u4e0b\u521b\u5efa \u6216 \u6253\u5f00 text_test.txt\u6587\u4ef6
\nSystem.Diagnostics.Process txt = System.Diagnostics.Process.Start ( @”notepad.exe”, @”d:\\text_test.txt” );
\ntxt.StartInfo.WindowStyle = ProcessWindowStyle.Normal;
\n\/\/\u7b49\u5f85\u4e00\u79d2\uff0c\u4ee5\u4fbf\u76ee\u6807\u7a0b\u5e8fnotepad.exe\u8f93\u5165\u72b6\u6001\u5c31\u7eea
\ntxt.WaitForInputIdle ( 1000 );
\n\/\/\u5982\u679c\u76ee\u6807\u7a0b\u5e8f notepad.exe \u6ca1\u6709\u505c\u6b62\u54cd\u5e94\uff0c\u5219\u7ee7\u7eed
\nif ( txt.Responding )
\n{
\n\/\/\u5f00\u59cb\u5199\u5165\u5185\u5bb9
\nSendKeys.SendWait ( “—–\u4e0b\u9762\u7684\u5185\u5bb9\u662f\u5916\u90e8\u7a0b\u5e8f\u81ea\u52a8\u5199\u5165—–\\r\\n” );
\nSendKeys.SendWait ( this.textBox1.Text );\u00a0 \/\/\u5c06\u6587\u672c\u6846\u5185\u7684\u5185\u5bb9\u5199\u5165
\nSendKeys.SendWait ( “{Enter}{Enter}” );\u00a0 \/\/\u5199\u51652\u4e2a\u56de\u8f66
\nSendKeys.SendWait ( “\u6587\u6863\u521b\u5efa\u65f6\u95f4\uff1a” );
\nSendKeys.SendWait ( “{F5}” );\u00a0 \/\/\u53d1\u9001F5\u6309\u952e
\nSendKeys.SendWait (“{Enter}”);\u00a0 \/\/\u53d1\u9001\u56de\u8f66\u952e
\nSendKeys.SendWait ( “^s” );\u00a0 \/\/\u53d1\u9001 Ctrl + s \u952e
\nSendKeys.SendWait ( “%{F4}” );\u00a0 \/\/ \u53d1\u9001 Alt + F4 \u952e
\nMessageBox.Show (“\u6587\u4ef6\u5df2\u7ecf\u4fdd\u5b58\u6210\u529f\uff01”);
\n}
\n}<\/p><\/blockquote>\n

\u6ce8\uff1a SendKeys \u53d1\u9001\u7684\u6309\u952e\u7684\u63a5\u6536\u7a97\u4f53\uff0c\u5fc5\u987b\u662f\u5f53\u524d\u7684\u6d3b\u52a8\u7a97\u4f53<\/strong><\/p>\n

\u4e8c\u3001C# \u5229\u7528 Windows API \u63a7\u5236 \u5916\u90e8\u7684 win32 \u7a0b\u5e8f<\/strong><\/p>\n

\u6211\u4eec\u8fd9\u91cc\uff0c\u7528\u63a7\u5236 \u201c\u8ba1\u7b97\u5668\u201d\u7a0b\u5e8f\uff0c\u7b97\u4e00\u4e2a 3 + 2 = 5 \u7684\u7b97\u5f0f\u6765\u505a\u793a\u4f8b\u3002<\/strong><\/p>\n

API \u4e2d\u6211\u4eec\u8981\u7528\u5230\u7684\u51fd\u6570\u6709 FindWindow<\/strong>, FindWindowEx<\/strong>, SendMessage<\/strong>, SetForegroundWindow<\/strong><\/p>\n

\u5bf9\u4e8eAPI\u7684\u5f15\u7528\u65b9\u6cd5\uff0c\u5927\u5bb6\u53bb\u770b API \u624b\u518c\u3002<\/strong>\u8981\u4f7f\u7528API\uff0c\u9700\u8981\u5f15\u5165\u547d\u540d\u7a7a\u95f4<\/p>\n

Code
\nusing System.Runtime.InteropServices;<\/p>\n

\u4e0b\u9762\u7684API\u5f15\u7528\u90e8\u5206\u7684\u4ee3\u7801\uff0c\u653e\u5165 class \u5185\u90e8<\/p>\n

\".net\u4e0e\u5176\u4ed6\u7a0b\u5e8f\u4ea4\u4e92\uff08API)\"Code
\n[DllImport ( “user32.dll”, EntryPoint = “FindWindow”, SetLastError = true )]
\nprivate static extern IntPtr FindWindow( string lpClassName, string lpWindowName );
\n[DllImport ( “user32.dll”, EntryPoint = “FindWindowEx”, SetLastError = true )]
\nprivate static extern IntPtr FindWindowEx( IntPtr hwndParent, uint hwndChildAfter, string lpszClass, string lpszWindow );
\n[DllImport ( “user32.dll”, EntryPoint = “SendMessage”, SetLastError = true, CharSet = CharSet.Auto )]
\nprivate static extern int SendMessage( IntPtr hwnd, uint wMsg, int wParam, int lParam );
\n[DllImport ( “user32.dll”, EntryPoint = “SetForegroundWindow”, SetLastError = true )]
\nprivate static extern void SetForegroundWindow( IntPtr hwnd );<\/p>\n

Code
\nprivate void button1_Click( object sender, EventArgs e )
\n{
\nconst uint BM_CLICK = 0xF5; \/\/\u9f20\u6807\u70b9\u51fb\u7684\u6d88\u606f\uff0c\u5bf9\u4e8e\u5404\u79cd\u6d88\u606f\u7684\u6570\u503c\uff0c\u5927\u5bb6\u8fd8\u662f\u5f97\u53bbAPI\u624b\u518c
\nIntPtr hwndCalc = FindWindow ( null, “\u8ba1\u7b97\u5668” ); \/\/\u67e5\u627e\u8ba1\u7b97\u5668\u7684\u53e5\u67c4
\nif ( hwndCalc != IntPtr.Zero )
\n{
\nIntPtr hwndThree = FindWindowEx ( hwndCalc, 0, null, “3” ); \/\/\u83b7\u53d6\u6309\u94ae3 \u7684\u53e5\u67c4
\nIntPtr hwndPlus = FindWindowEx ( hwndCalc, 0, null, “+” );\u00a0 \/\/\u83b7\u53d6\u6309\u94ae + \u7684\u53e5\u67c4
\nIntPtr hwndTwo = FindWindowEx ( hwndCalc, 0, null, “2” );\u00a0 \/\/\u83b7\u53d6\u6309\u94ae2 \u7684\u53e5\u67c4
\nIntPtr hwndEqual = FindWindowEx ( hwndCalc, 0, null, “=” ); \/\/\u83b7\u53d6\u6309\u94ae= \u7684\u53e5\u67c4
\nSetForegroundWindow ( hwndCalc );\u00a0 \/\/\u5c06\u8ba1\u7b97\u5668\u8bbe\u4e3a\u5f53\u524d\u6d3b\u52a8\u7a97\u53e3
\nSystem.Threading.Thread.Sleep ( 2000 );\u00a0 \/\/\u6682\u505c2\u79d2\u8ba9\u4f60\u770b\u5230\u6548\u679c
\nSendMessage ( hwndThree, BM_CLICK, 0, 0 );
\nSystem.Threading.Thread.Sleep ( 2000 );\u00a0 \/\/\u6682\u505c2\u79d2\u8ba9\u4f60\u770b\u5230\u6548\u679c
\nSendMessage ( hwndPlus, BM_CLICK, 0, 0 );
\nSystem.Threading.Thread.Sleep ( 2000 );\u00a0 \/\/\u6682\u505c2\u79d2\u8ba9\u4f60\u770b\u5230\u6548\u679c
\nSendMessage ( hwndTwo, BM_CLICK, 0, 0 );
\nSystem.Threading.Thread.Sleep ( 2000 );\u00a0 \/\/\u6682\u505c2\u79d2\u8ba9\u4f60\u770b\u5230\u6548\u679c
\nSendMessage ( hwndEqual, BM_CLICK, 0, 0 );
\nSystem.Threading.Thread.Sleep ( 2000 );
\nMessageBox.Show (“\u4f60\u770b\u5230\u7ed3\u679c\u4e86\u5417\uff1f”);
\n}
\nelse
\n{
\nMessageBox.Show (“\u6ca1\u6709\u542f\u52a8 [\u8ba1\u7b97\u5668]”);
\n}
\n}<\/p><\/blockquote>\n

\u4e09\u3001\u6700\u540e\u518d\u6765\u4e00\u4e2a\uff0c\u67e5\u627e\u5916\u90e8\u7a0b\u5e8f\u7684\u63a7\u4ef6<\/p>\n

\u627e\u5230\u7a0b\u5e8f\u7684\u7a97\u53e3\u53e5\u67c4\u540e\uff0c\u53d1\u4e2a\u6d88\u606f\uff0c \u8fd9\u4e2a\u8d34\u5b50\u7684IE\u7a97\u53e3\u522b\u5173\uff0c\u628a\u4e0b\u9762\u7684\u4ee3\u7801\u590d\u5236\u5230\u7a97\u4f53\u4ee3\u7801\u4e2d\u70b9\u4e00\u4e0bCommand1\u5c31\u53ef\u4ee5\u4e86\u3002
\nOption\u00a0\u00a0 Explicit
\nPrivate\u00a0\u00a0 Declare\u00a0\u00a0 Function\u00a0\u00a0 SendMessage\u00a0\u00a0 Lib\u00a0\u00a0 “user32”\u00a0\u00a0 Alias\u00a0\u00a0 “SendMessageA”\u00a0\u00a0 (ByVal\u00a0 hwnd\u00a0\u00a0 As\u00a0\u00a0 Long,\u00a0\u00a0 ByVal\u00a0\u00a0 wMsg\u00a0\u00a0 As\u00a0\u00a0 Long,\u00a0\u00a0 ByVal\u00a0\u00a0 wParam\u00a0\u00a0 As\u00a0\u00a0 Long,\u00a0\u00a0 lParam\u00a0\u00a0 As\u00a0\u00a0 Any)\u00a0 As\u00a0\u00a0 Long
\nPrivate\u00a0\u00a0 Declare\u00a0\u00a0 Function\u00a0\u00a0 FindWindow\u00a0\u00a0 Lib\u00a0\u00a0 “user32”\u00a0\u00a0 Alias\u00a0\u00a0 “FindWindowA”\u00a0\u00a0 (ByVal\u00a0 lpClassName\u00a0\u00a0 As\u00a0\u00a0 String,\u00a0\u00a0 ByVal\u00a0\u00a0 lpWindowName\u00a0\u00a0 As\u00a0\u00a0 String)\u00a0\u00a0 As\u00a0\u00a0 Long
\nPrivate\u00a0\u00a0 Declare\u00a0\u00a0 Function\u00a0\u00a0 FindWindowEx\u00a0\u00a0 Lib\u00a0\u00a0 “user32”\u00a0\u00a0 Alias\u00a0\u00a0 “FindWindowExA”\u00a0\u00a0 (ByVal\u00a0\u00a0 hWnd1\u00a0\u00a0 As\u00a0\u00a0 Long,\u00a0\u00a0 ByVal\u00a0\u00a0 hWnd2\u00a0\u00a0 As\u00a0\u00a0 Long,\u00a0\u00a0 ByVal\u00a0\u00a0 lpsz1\u00a0\u00a0 As\u00a0\u00a0 String,\u00a0\u00a0 ByVal\u00a0\u00a0 lpsz2\u00a0 As\u00a0\u00a0 String)\u00a0\u00a0 As\u00a0\u00a0 Long
\nPrivate\u00a0\u00a0 Const\u00a0\u00a0 WM_GETTEXT\u00a0\u00a0 =\u00a0\u00a0 &HD
\nPrivate\u00a0\u00a0 Sub\u00a0\u00a0 Command1_Click()
\nDim\u00a0\u00a0 Handle\u00a0\u00a0 As\u00a0\u00a0 Long
\nDim\u00a0\u00a0 wndText\u00a0\u00a0 As\u00a0\u00a0 String
\nwndText\u00a0\u00a0 =\u00a0\u00a0 Space(255)
\nHandle\u00a0\u00a0 =\u00a0\u00a0 FindWindow(“IEFrame”,\u00a0\u00a0 “\u8bf7\u95ee\u5982\u4f55\u83b7\u5f97\u4e00\u4e2a\u5916\u90e8\u7a0b\u5e8f\u7a97\u53e3\u4e2d\u6587\u672c\u6846\u7684\u5185\u5bb9\uff1f\u00a0\u00a0 –\u00a0 Microsoft\u00a0\u00a0 Internet\u00a0\u00a0 Explorer”)
\nHandle\u00a0\u00a0 =\u00a0\u00a0 FindWindowEx(Handle,\u00a0\u00a0 0&,\u00a0\u00a0 “WorkerW”,\u00a0\u00a0 vbNullString)
\nHandle\u00a0\u00a0 =\u00a0\u00a0 FindWindowEx(Handle,\u00a0\u00a0 0&,\u00a0\u00a0 “ReBarWindow32”,\u00a0\u00a0 vbNullString)
\nHandle\u00a0\u00a0 =\u00a0\u00a0 FindWindowEx(Handle,\u00a0\u00a0 0&,\u00a0\u00a0 “ComboBoxEx32”,\u00a0\u00a0 vbNullString)
\nHandle\u00a0\u00a0 =\u00a0\u00a0 FindWindowEx(Handle,\u00a0\u00a0 0&,\u00a0\u00a0 “ComboBox”,\u00a0\u00a0 vbNullString)\u00a0\u00a0 ‘\u00a0\u00a0 \u83b7\u5f97\u7a97\u53e3\u53e5\u67c4
\nHandle\u00a0\u00a0 =\u00a0\u00a0 FindWindowEx(Handle,\u00a0\u00a0 0&,\u00a0\u00a0 “Edit”,\u00a0\u00a0 vbNullString)
\nSendMessage\u00a0\u00a0 Handle,\u00a0\u00a0 WM_GETTEXT,\u00a0\u00a0 256,\u00a0\u00a0 ByVal\u00a0\u00a0 wndText
\nwndText\u00a0\u00a0 =\u00a0\u00a0 Left(wndText,\u00a0\u00a0 InStr(wndText,\u00a0\u00a0 Chr(0)))
\nDebug.Print\u00a0\u00a0 wndText
\nEnd\u00a0\u00a0 Sub<\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"

\u4e00\u3001\u672c\u4f8b\u5b50\uff0c\u7528 C# \u7684\u4e00\u4e2aWinform\u7a0b\u5e8f\uff0c\u521b\u5efa\u4e00\u4e2a\u6307\u5b9a\u8def\u5f84\u7684\u6587\u672c\u6587\u4ef6\uff0c\u5199\u5165\u67d0\u4e9b\u5185\u5bb9\u540e\uff0c\u5e76\u4fdd\u5b58\u3002 \u4e3a\u4e86\u770b\u6e05 … \u7ee7\u7eed\u9605\u8bfb\u3010\u8f6c\u8f7d\u3011.net\u4e0e\u5176\u4ed6\u7a0b\u5e8f\u4ea4\u4e92\uff08API)<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/www.pdbeta.com\/wpblog\/index.php?rest_route=\/wp\/v2\/posts\/1254"}],"collection":[{"href":"https:\/\/www.pdbeta.com\/wpblog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pdbeta.com\/wpblog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pdbeta.com\/wpblog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pdbeta.com\/wpblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1254"}],"version-history":[{"count":5,"href":"https:\/\/www.pdbeta.com\/wpblog\/index.php?rest_route=\/wp\/v2\/posts\/1254\/revisions"}],"predecessor-version":[{"id":2270,"href":"https:\/\/www.pdbeta.com\/wpblog\/index.php?rest_route=\/wp\/v2\/posts\/1254\/revisions\/2270"}],"wp:attachment":[{"href":"https:\/\/www.pdbeta.com\/wpblog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1254"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pdbeta.com\/wpblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1254"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pdbeta.com\/wpblog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1254"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}