private static void WinEventProc(IntPtr hook, SetWinEventHookEventType eventType, IntPtr window, int objectId, int childId, uint threadId, uint time) { try { if (eventType == SetWinEventHookEventType.EVENT_SYSTEM_FOREGROUND || eventType == SetWinEventHookEventType.EVENT_SYSTEM_MOVESIZEEND) {//焦点变化,窗口大小变化 var m = new OtherProgramChecker(_currentProcess).CheckMaximized(); RaiseMaximizedEvent(m); } if (eventType == SetWinEventHookEventType.EVENT_OBJECT_LOCATIONCHANGE) {//处理最大化操作 WINDOWPLACEMENT placment = new WINDOWPLACEMENT(); User32Wrapper.GetWindowPlacement(window, ref placment); //string title = User32Wrapper.GetWindowText(window); int pid = User32Wrapper.GetProcessId(window); if (placment.showCmd == WINDOWPLACEMENTFlags.SW_HIDE) { return; } if (pid == _currentProcess.Id) { return; } if (placment.showCmd == WINDOWPLACEMENTFlags.SW_SHOWMAXIMIZED) { if (!maximizedPid.Contains(pid)) { maximizedPid.Add(pid); var m = new OtherProgramChecker(_currentProcess).CheckMaximized(); RaiseMaximizedEvent(m); } } if (placment.showCmd == WINDOWPLACEMENTFlags.SW_SHOWNORMAL || placment.showCmd == WINDOWPLACEMENTFlags.SW_RESTORE || placment.showCmd == WINDOWPLACEMENTFlags.SW_SHOW || placment.showCmd == WINDOWPLACEMENTFlags.SW_SHOWMINIMIZED) { if (maximizedPid.Contains(pid)) { maximizedPid.Remove(pid); var m = new OtherProgramChecker(_currentProcess).CheckMaximized(); RaiseMaximizedEvent(m); } } } } catch (Exception ex) { System.Diagnostics.Debug.WriteLine(ex); } }