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https://github.com/fastfetch-cli/fastfetch.git
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李通洲
55 lines
2.0 KiB
C
55 lines
2.0 KiB
C
#include "monitor.h"
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#include "common/io/io.h"
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#include "util/edidHelper.h"
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#include "util/mallocHelper.h"
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#include "util/stringUtils.h"
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#include "util/windows/registry.h"
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#include "util/windows/unicode.h"
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#include <windows.h>
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#include <setupapi.h>
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#include <devguid.h>
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static inline void wrapSetupDiDestroyDeviceInfoList(HDEVINFO* hdev)
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{
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if(*hdev)
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SetupDiDestroyDeviceInfoList(*hdev);
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}
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const char* ffDetectMonitor(FFlist* results)
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{
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//https://learn.microsoft.com/en-us/windows/win32/power/enumerating-battery-devices
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HDEVINFO hdev __attribute__((__cleanup__(wrapSetupDiDestroyDeviceInfoList))) =
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SetupDiGetClassDevsW(&GUID_DEVCLASS_MONITOR, 0, 0, DIGCF_PRESENT);
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if(hdev == INVALID_HANDLE_VALUE)
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return "SetupDiGetClassDevsW(&GUID_DEVCLASS_MONITOR) failed";
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SP_DEVINFO_DATA did = { .cbSize = sizeof(did) };
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for (DWORD idev = 0; SetupDiEnumDeviceInfo(hdev, idev, &did); ++idev)
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{
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FF_HKEY_AUTO_DESTROY hKey = SetupDiOpenDevRegKey(hdev, &did, DICS_FLAG_GLOBAL, 0, DIREG_DEV, KEY_QUERY_VALUE);
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if (!hKey) continue;
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FF_AUTO_FREE uint8_t* edidData = NULL;
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uint32_t edidLength = 0;
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if (!ffRegReadData(hKey, L"EDID", &edidData, &edidLength, NULL)) continue;
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if (edidLength == 0 || edidLength % 128 != 0)
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continue;
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uint32_t width, height;
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ffEdidGetPhysicalResolution(edidData, &width, &height);
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if (width == 0 || height == 0) continue;
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FFMonitorResult* display = (FFMonitorResult*) ffListAdd(results);
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display->width = width;
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display->height = height;
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ffEdidGetSerialAndManufactureDate(edidData, &display->serial, &display->manufactureYear, &display->manufactureWeek);
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display->hdrCompatible = ffEdidGetHdrCompatible(edidData, edidLength); // Doesn't work. edidLength is always 128
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ffStrbufInit(&display->name);
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ffEdidGetName(edidData, &display->name);
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ffEdidGetPhysicalSize(edidData, &display->physicalWidth, &display->physicalHeight);
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}
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return NULL;
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}
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