用findwindow我会,我想知道怎么用指定的进程名,获得窗体句柄,如进程名为“test.exe”
先上100分,解决再加分。。。。
用findwindow我会,我想知道怎么用指定的进程名,获得窗体句柄,如进程名为“test.exe”
先上100分,解决再加分。。。。
这段代码你看下 希望对你有帮助
Private Type PROCESSENTRY32 dwSize As Long cntUsage As Long th32ProcessID As Long th32DefaultHeapID As Long th32ModuleID As Long cntThreads As Long th32ParentProcessID As Long pcPriClassBase As Long dwFlags As Long szExeFile As String * 1024 End Type Const TH32CS_SNAPHEAPLIST = &H1 Const TH32CS_SNAPPROCESS = &H2 Const TH32CS_SNAPTHREAD = &H4 Const TH32CS_SNAPMODULE = &H8 Const TH32CS_SNAPALL = (TH32CS_SNAPHEAPLIST Or TH32CS_SNAPPROCESS Or TH32CS_SNAPTHREAD Or TH32CS_SNAPMODULE) Const TH32CS_INHERIT = &H80000000 Private Declare Function CreateToolhelp32Snapshot Lib "kernel32" (ByVal dwFlags As Long, ByVal th32ProcessID As Long) As Long Private Declare Function Process32First Lib "kernel32" (ByVal hSnapshot As Long, lppe As PROCESSENTRY32) As Long Private Declare Function Process32Next Lib "kernel32" (ByVal hSnapshot As Long, lppe As PROCESSENTRY32) As Long Private Declare Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long '查找进程的函数 Private Function fun_FindProcess(ByVal ProcessName As String) As Long Dim strdata As String Dim my As PROCESSENTRY32 Dim l As Long Dim l1 As Long Dim mName As String Dim i As Integer, pid As Long l = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0) If l Then my.dwSize = 1060 If (Process32First(l, my)) Then Do i = InStr(1, my.szExeFile, Chr(0)) mName = LCase(Left(my.szExeFile, i - 1)) If mName = LCase(ProcessName) Then pid = my.th32ProcessID fun_FindProcess = pid Exit Function End If Loop Until (Process32Next(l, my) < 1) End If l1 = CloseHandle(l) End If fun_FindProcess = 0 End Function Private Sub Form_Load() if fun_FindProcess("123.exe") <> 0 then Text1.Text="123.exe程序已启动" Else Text1.Text = "" End If End Sub