cWinProcess.h

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//
//
 
#ifndef _INC_cWinProcess_H
#define _INC_cWinProcess_H
#ifndef NO_PRAGMA_ONCE
#pragma once
#endif
 
#include "../GrayLibBase.h"
#include "../System/cOSProcessX.h"
 
#ifdef _WIN32
 
namespace GrayLib
{
        UNITTEST2_PREDEF(cWinProcess);
 
        class cWinProcess : public cOSProcessX
        {
 
        public:
                const GChar_t* const m_pszWindowClass;  
                cTimeSys m_tStarted;    
        protected:
                HWND m_hWndProc;                
 
        public:
                cWinProcess(const GChar_t* pszWindowClass)
                : m_pszWindowClass(pszWindowClass)
                , m_tStarted(cTimeSys::k_CLEAR)
                , m_hWndProc(WINHANDLE_NULL)
                {
                }
 
                HWND get_ProcWnd() const
                {
                        return m_hWndProc;
                }
                void DisconnectProcWnd()
                {
                        m_hWndProc = WINHANDLE_NULL;
                }
                bool FindProcWnd(bool bUsePid)
                {
                        if (m_hWndProc != WINHANDLE_NULL && ::IsWindow(m_hWndProc))
                        {
                                return true;
                        }
                        if (m_pszWindowClass == nullptr && (!bUsePid || get_ProcessId() == PROCESSID_BAD))
                        {
                                // Weird that process 0 (idle proc) has a window ? i don't want it.
                                return false;
                        }
                        m_hWndProc = cOSProcess::FindWindowForProcessID(bUsePid ? get_ProcessId() : PROCESSID_BAD, 0, m_pszWindowClass);
                        if (m_hWndProc != WINHANDLE_NULL && ::IsWindow(m_hWndProc))
                        {
                                return true;
                        }
                        m_hWndProc = WINHANDLE_NULL;
                        return false;
                }
 
                UNITTEST2_PREDEF(cWinProcess);
        };
};
#endif
#endif