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00015 #ifndef CMSWINDOWSSCREENSAVER_H
00016 #define CMSWINDOWSSCREENSAVER_H
00017
00018 #include "IScreenSaver.h"
00019 #include "CString.h"
00020 #define WIN32_LEAN_AND_MEAN
00021 #include <windows.h>
00022
00023 class CThread;
00024
00026 class CMSWindowsScreenSaver : public IScreenSaver {
00027 public:
00028 CMSWindowsScreenSaver();
00029 virtual ~CMSWindowsScreenSaver();
00030
00032
00033
00035
00041 bool checkStarted(UINT msg, WPARAM, LPARAM);
00042
00044
00045
00046 virtual void enable();
00047 virtual void disable();
00048 virtual void activate();
00049 virtual void deactivate();
00050 virtual bool isActive() const;
00051
00052 private:
00053 class CFindScreenSaverInfo {
00054 public:
00055 HDESK m_desktop;
00056 HWND m_window;
00057 };
00058
00059 static BOOL CALLBACK findScreenSaverFunc(HWND hwnd, LPARAM lParam);
00060 static BOOL CALLBACK killScreenSaverFunc(HWND hwnd, LPARAM lParam);
00061
00062 DWORD findScreenSaver();
00063 void watchDesktop();
00064 void watchProcess(HANDLE process);
00065 void unwatchProcess();
00066 void watchDesktopThread(void*);
00067 void watchProcessThread(void*);
00068
00069 void setSecure(bool secure, bool saveSecureAsInt);
00070 bool isSecure(bool* wasSecureAnInt) const;
00071
00072 private:
00073 bool m_is95Family;
00074 bool m_is95;
00075 bool m_isNT;
00076 BOOL m_wasEnabled;
00077 bool m_wasSecure;
00078 bool m_wasSecureAnInt;
00079
00080 HANDLE m_process;
00081 CThread* m_watch;
00082 DWORD m_threadID;
00083 UINT m_msg;
00084 WPARAM m_wParam;
00085 LPARAM m_lParam;
00086
00087
00088
00089 bool m_active;
00090 };
00091
00092 #endif