• <ins id="pjuwb"></ins>
    <blockquote id="pjuwb"><pre id="pjuwb"></pre></blockquote>
    <noscript id="pjuwb"></noscript>
          <sup id="pjuwb"><pre id="pjuwb"></pre></sup>
            <dd id="pjuwb"></dd>
            <abbr id="pjuwb"></abbr>

            奇奇的空間

            奇奇的空間
            posts - 5, comments - 13, trackbacks - 0, articles - 23

            多屏編程之如何獲取顯卡信息判斷是否為多屏

            Posted on 2006-11-27 16:18 奇奇 閱讀(2175) 評論(1)  編輯 收藏 引用 所屬分類: VC++

            在stdafx.h
            中加入:
            #undef WINVER
            #define WINVER 0x0500

            *************************************************************

            #ifndef SM_CMONITORS

            typedef HANDLE HMONITOR;

            #endif
            #ifndef DISPLAY_DEVICE_PRIMARY_DEVICE

            typedef struct _DISPLAY_DEVICE {
            DWORD cb;
            TCHAR DeviceName[32];
            TCHAR DeviceString[128];
            DWORD StateFlags;
            } DISPLAY_DEVICE, *PDISPLAY_DEVICE, *LPDISPLAY_DEVICE;
            #define DISPLAY_DEVICE_ATTACHED_TO_DESKTOP 0x00000001
            #define DISPLAY_DEVICE_MULTI_DRIVER 0x00000002
            #define DISPLAY_DEVICE_PRIMARY_DEVICE 0x00000004
            #define DISPLAY_DEVICE_VGA 0x00000010

            #endif

            typedef BOOL (WINAPI* pEnumDisplayDevices)(PVOID,DWORD,PVOID,DWORD);
            typedef BOOL (WINAPI* pEnumDisplaySettings)(PVOID,DWORD,PVOID);

            pEnumDisplayDevices pStartEnumDisplayDevices;
            pEnumDisplaySettings pStartEnumDisplaySettings;


            *********************************************************************


            int iCount;

            pStartEnumDisplayDevices = (pEnumDisplayDevices)GetProcAddress(LoadLibrary("USER32"), "EnumDisplayDevicesA");
            pStartEnumDisplaySettings = (pEnumDisplaySettings)GetProcAddress(LoadLibrary("USER32"), "EnumDisplaySettingsA");


            if (pStartEnumDisplayDevices && pStartEnumDisplaySettings)
            {
            DISPLAY_DEVICE dd;
            DEVMODE dv;

            ZeroMemory(&dv, sizeof(dv));
            ZeroMemory(&dd, sizeof(dd));

            dv.dmSize = sizeof(dv);
            dd.cb = sizeof(dd);

            for (iCount=0; (*pStartEnumDisplayDevices)(NULL, iCount, &dd, 0); iCount++)
            {
            (*pStartEnumDisplaySettings)(dd.DeviceName,ENUM_CURRENT_SETTINGS,&dv);
            if((dd.StateFlags & DISPLAY_DEVICE_ATTACHED_TO_DESKTOP)
            &&(dd.StateFlags & DISPLAY_DEVICE_PRIMARY_DEVICE))
            {
            CString strDispName,strScreen,strColor,strFreq;

            strDispName.Format(_T("Device Name: %s "),dd.DeviceString);
            SetDlgItemText(IDC_STATIC_DISP_NAME,strDispName);

            strScreen.Format(_T("%d×%d "),dv.dmPelsWidth,dv.dmPelsHeight);
            SetDlgItemText(IDC_STATIC_FREQ,strScreen);

            strColor.Format(_T("%d Bit"),dv.dmBitsPerPel);
            SetDlgItemText(IDC_STATIC_COLOR,strColor);

            strFreq.Format(_T("%d Hz"),dv.dmDisplayFrequency);
            SetDlgItemText(IDC_STATIC_REFRESH_FREQ,strFreq);
            }
            }
            }

            Feedback

            # re: 多屏編程之如何獲取顯卡信息判斷是否為多屏  回復  更多評論   

            2010-04-20 23:17 by wert
            void GetDisplayName()
            {
            HKEY keyServ = NULL;
            HKEY keyEnum = NULL;
            HKEY key = NULL;
            HKEY key2 = NULL;
            DWORD error = 0;
            LPCTSTR api = NULL;
            DWORD type, count, size, i, iServ;
            std::list <string> save;

            setlocale (LC_ALL, ".ACP");

            error = RegOpenKeyEx(HKEY_LOCAL_MACHINE,TEXT("SYSTEM\\CurrentControlSet\\Services"), 0, KEY_READ,&keyServ);
            error = RegOpenKeyEx(HKEY_LOCAL_MACHINE,TEXT("SYSTEM\\CurrentControlSet\\Enum"),0,KEY_READ,&keyEnum);

            i = 0;
            for( iServ=0; ; ++iServ )
            {
            TCHAR name [0x200];
            size = 0x200;
            error = RegEnumKeyEx(keyServ, iServ,name,&size,NULL, NULL, NULL, NULL);
            if(error == ERROR_NO_MORE_ITEMS)
            break;
            error = RegOpenKeyEx(keyServ, name, 0, KEY_READ, &key);

            size = 0x200;
            error = RegQueryValueEx(key, TEXT("Group"), 0, &type, (LPBYTE)name, &size);

            if(error == ERROR_FILE_NOT_FOUND)
            { //鍵不存在
            RegCloseKey (key);
            continue;
            };

            if (_tcscmp (TEXT ("Video"), name) != 0)
            { // 不是顯卡的內核驅動
            RegCloseKey (key);
            continue;
            };

            error = RegOpenKeyEx (key, TEXT ("Enum"),
            0, KEY_READ, &key2);

            RegCloseKey (key);
            key = key2;

            size = sizeof (count);
            error = RegQueryValueEx (key, TEXT ("Count"),
            0, &type, (LPBYTE)&count, &size);



            for ( i=0; i < count; ++i )
            {
            TCHAR sz [0x200];
            TCHAR name [0x40];

            wsprintf (name, TEXT ("%d"), i);
            size = sizeof (sz);
            error = RegQueryValueEx (key, name,
            0, &type, (LPBYTE)sz, &size);

            error = RegOpenKeyEx (keyEnum, sz,
            0, KEY_READ, &key2);

            size = sizeof (sz);
            error = RegQueryValueEx (key2, TEXT ("FriendlyName"),
            0, &type, (LPBYTE)sz, &size);

            if(error == ERROR_FILE_NOT_FOUND)
            {
            size = sizeof (sz);
            error = RegQueryValueEx (key2, TEXT ("DeviceDesc"),
            0, &type, (LPBYTE)sz, &size);
            }
            save.push_back (sz);
            RegCloseKey (key2);
            key2 = NULL;
            }
            RegCloseKey (key);
            key = NULL;
            }

            RegCloseKey (keyEnum);
            RegCloseKey (keyServ);
            }
            无码人妻久久久一区二区三区| 久久久久无码精品| 亚洲αv久久久噜噜噜噜噜| 免费精品国产日韩热久久| 久久久婷婷五月亚洲97号色| 国内精品久久久久久麻豆 | 久久香蕉一级毛片| 久久免费看黄a级毛片| 国产一区二区精品久久凹凸| 综合久久精品色| 亚洲国产成人久久一区WWW| 日日噜噜夜夜狠狠久久丁香五月| 中文字幕无码av激情不卡久久| 久久久久亚洲AV无码专区体验| 久久精品这里只有精99品| 亚洲精品午夜国产VA久久成人 | 狠狠精品久久久无码中文字幕 | 久久影视综合亚洲| 丰满少妇人妻久久久久久4| 亚洲国产成人久久精品影视| 久久精品国产亚洲AV电影| 久久国产综合精品五月天| 久久久噜噜噜www成人网| 亚洲人成电影网站久久| 久久99精品国产麻豆婷婷| 伊人久久大香线蕉av不变影院| 亚洲色大成网站WWW久久九九| 国产99久久九九精品无码| 99久久无码一区人妻a黑| 国产成人香蕉久久久久| 99久久免费国产特黄| 成人国内精品久久久久影院VR| 少妇久久久久久久久久| 久久综合久久美利坚合众国| 中文无码久久精品| 久久精品国产男包| 亚洲级αV无码毛片久久精品| 久久久久久久精品成人热色戒| 精品久久久久久久久免费影院| 日韩欧美亚洲国产精品字幕久久久| 色偷偷久久一区二区三区|