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#include <windows.h>
#ifndef WM_DPICHANGED
#define WM_DPICHANGED 0x02E0
#endif
typedef LRESULT (CALLBACK *ALF_COMPAT_SUBCLASSPROC)(HWND,UINT,WPARAM,LPARAM,UINT_PTR,DWORD_PTR);
typedef struct {
LRESULT (WINAPI *SetWindowSubclass)(HWND, ALF_COMPAT_SUBCLASSPROC, UINT_PTR, DWORD_PTR);
LRESULT (WINAPI *DefSubclassProc)(HWND, UINT, WPARAM, LPARAM);
BOOL (WINAPI *RemoveWindowSubclass)(HWND, ALF_COMPAT_SUBCLASSPROC, UINT_PTR);
int (WINAPI *GetSystemMetricsForDpi)(int, UINT);
BOOL (WINAPI *IsAppThemed)(void);
UINT (WINAPI *GetDpiForWindow)(HWND);
BOOL (WINAPI *SystemParametersInfoForDpi)(UINT,UINT,PVOID,UINT,UINT);
BOOL (WINAPI *AdjustWindowRectExForDpi)(LPRECT,DWORD,BOOL,DWORD,UINT);
} ALFCompatFunctions;
typedef struct {
UINT cbSize;
int iBorderWidth;
int iScrollWidth;
int iScrollHeight;
int iCaptionWidth;
int iCaptionHeight;
LOGFONT lfCaptionFont;
int iSmCaptionWidth;
int iSmCaptionHeight;
LOGFONT lfSmCaptionFont;
int iMenuWidth;
int iMenuHeight;
LOGFONT lfMenuFont;
LOGFONT lfStatusFont;
LOGFONT lfMessageFont;
int iPaddedBorderWidth; // new in Vista
} ALF_NONCLIENTMETRICS_VISTA;
static inline SIZE_T
ALF_SizeOf_NONCLIENTMETRICS(void)
{
if (LOBYTE(LOWORD(GetVersion())) >= 6) {
return sizeof(ALF_NONCLIENTMETRICS_VISTA);
} else {
return sizeof(ALF_NONCLIENTMETRICS_VISTA) - sizeof(int);
}
}
ALFCompatFunctions *
ALF_CreateCompatFuncTable(void);
long
ALF_GetAveCharWidth(HDC hdc);
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