调用user32.dll显示其他窗口

 1 /// 该函数设置由不同线程产生的窗口的显示状态 2         /// </summary> 3         /// <param name="hWnd">窗口句柄</param> 4         /// <param name="cmdShow">指定窗口如何显示。查看允许值列表，请查阅ShowWlndow函数的说明部分</param> 5         /// <returns>如果函数原来可见，返回值为非零；如果函数原来被隐藏，返回值为零</returns> 6         [DllImport("User32.dll")] 7         private static extern bool ShowWindowAsync(IntPtr hWnd, int cmdShow); 8         /// <summary> 9         ///  该函数将创建指定窗口的线程设置到前台，并且激活该窗口。键盘输入转向该窗口，并为用户改各种可视的记号。10         ///  系统给创建前台窗口的线程分配的权限稍高于其他线程。 11         /// </summary>12         /// <param name="hWnd">将被激活并被调入前台的窗口句柄</param>13         /// <returns>如果窗口设入了前台，返回值为非零；如果窗口未被设入前台，返回值为零</returns>14         [DllImport("User32.dll")]15         private static extern bool SetForegroundWindow(IntPtr hWnd);16 17 private void BringToFront(IntPtr hWnd)18         {19             //Process currentProcess = Process.GetCurrentProcess();20             //Process process = Process.get(id);21             //if (process != null)22             //{23             //    ShowWindowAsync(process.MainWindowHandle, 1);//显示24             //    SetForegroundWindow(process.MainWindowHandle);//当到最前端25             //}26             Process[] Processes = Process.GetProcesses();// GetProcessesByName(currentProcess.ProcessName);27             foreach (Process process in Processes)28             {29                 //process.Start();30                 //if (process.Id != currentProcess.Id)31                 //{32                 //                    if (Assembly.GetExecutingAssembly().Location.Replace("/", "\\")33                 //<span style="white-space:pre">            </span> == currentProcess.MainModule.FileName)34                 //                    {35                 //                        return process;36                 //                    }37                 if (process.MainWindowHandle.ToString() == "0")38                 {39                     continue;40                 }41                 if (process.MainWindowHandle == hWnd)42                 {43                     ShowWindowAsync(process.MainWindowHandle, 1);//显示44                     SetForegroundWindow(process.MainWindowHandle);//当到最前端45                 }46                 //}47             }48         }
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