windows-nt/Source/XPSP1/NT/shell/themes/inc/utils.h
2020-09-26 16:20:57 +08:00

315 lines
12 KiB
C

//---------------------------------------------------------------------------
// utils.h - theme code utilities
//---------------------------------------------------------------------------
#pragma once
//---------------------------------------------------------------------------
#include <uxthemep.h>
#include <commctrl.h>
#include <math.h>
//---------------------------------------------------------------------------
#define THEMEDLL_EXT L".msstyles"
#define DEFAULT_THEME L".\\luna\\luna.msstyles"
#define CONTAINER_NAME L"themes.ini"
#define CONTAINER_RESNAME L"themes_ini"
#define USUAL_CLASSDATA_NAME L"default.ini"
//---------------------------------------------------------------------------
#define RESOURCE // marks vars as being needed to be freed at block exit
//---------------------------------------------------------------------------
#ifdef DEBUG
#define _DEBUG
#endif
//---------------------------------------------------------------------------
#define COMBOENTRY(combo, color, size) \
(combo->sFileNums[size*combo->cColorSchemes + color])
//---------------------------------------------------------------------------
#define SAFE_ATOM_DELETE(x) if (1) {GlobalDeleteAtom(x); x = 0;} else
#define SAFE_DELETE_GDIOBJ(hgdiobj) if((hgdiobj)) {DeleteObject(hgdiobj); (hgdiobj)=NULL;}
//---------------------------------------------------------------------------
#ifndef ARRAYSIZE
#define ARRAYSIZE(x) (sizeof(x)/sizeof(x[0]))
#endif ARRAYSIZE
#define WIDTH(r) ((r).right - (r).left)
#define HEIGHT(r) ((r).bottom - (r).top)
#ifndef RECTWIDTH
#define RECTWIDTH(prc) ((prc)->right - (prc)->left)
#endif RECTWIDTH
#ifndef RECTHEIGHT
#define RECTHEIGHT(prc) ((prc)->bottom - (prc)->top)
#endif RECTHEIGHT
#ifndef BOOLIFY
#define BOOLIFY(val) ((val) ? TRUE : FALSE)
#endif BOOLIFY
#ifndef TESTFLAG
#define TESTFLAG(field,bits) (((field)&(bits)) ? TRUE : FALSE)
#endif TESTFLAG
//---------------------------------------------------------------------------
#ifdef __cplusplus
#define SAFE_DELETE(p) { delete (p); (p)=NULL; }
#define SAFE_DELETE_ARRAY(prg) { delete [] (prg); (prg)=NULL; }
#endif //__cplusplus
//---------------------------------------------------------------------------
#define RED(c) GetRValue(c)
#define GREEN(c) GetGValue(c)
#define BLUE(c) GetBValue(c)
#define ALPHACHANNEL(c) BYTE((c) >> 24)
//---------------------------------------------------------------------------
#define REVERSE3(c) ((RED(c) << 16) | (GREEN(c) << 8) | BLUE(c))
//---------------------------------------------------------------------------
#define LAST_SYSCOLOR (COLOR_MENUBAR) // last color defined in winuser.h
#define TM_COLORCOUNT (LAST_SYSCOLOR+1) // # of colors we care about
//---------------------------------------------------------------------------
#define ULONGAT(p) (*((LONG *)(p)))
//---------------------------------------------------------------------------
#define THEME_DPI 96
#define DPISCALE(val, DcDpi) MulDiv(val, DcDpi, THEME_DPI)
#define ROUND(flNum) (int(floor((flNum)+.5)))
//---------------------------------------------------------------------------
inline BOOL DpiDiff(HDC hdc, OUT int *piDcDpiH, OUT int *piDcDpiV = NULL)
{
BOOL fDiff = FALSE;
BOOL fGotDc = (hdc != NULL);
if (! fGotDc)
hdc = GetWindowDC(NULL);
if (hdc)
{
*piDcDpiH = GetDeviceCaps(hdc, LOGPIXELSX);
if (piDcDpiV)
{
*piDcDpiV = GetDeviceCaps(hdc, LOGPIXELSY);
}
if (! fGotDc)
ReleaseDC(NULL, hdc);
fDiff = (*piDcDpiH != THEME_DPI);
}
return fDiff;
}
//---------------------------------------------------------------------------
typedef BOOL (WINAPI *IMAGE_DRAWPROC) (IMAGELISTDRAWPARAMS* pimldp);
typedef int (WINAPI *PFNDRAWSHADOWTEXT)(HDC hdc, LPCTSTR pszText, UINT cch, RECT* prc,
DWORD dwFlags, COLORREF crText, COLORREF crShadow, int ixOffset, int iyOffset);
//---------------------------------------------------------------------------
#if 1 // testing DrawThemeIcon()
typedef HIMAGELIST (WINAPI *IMAGE_LOADPROC) (HINSTANCE hi, LPCTSTR lpbmp,
int cx, int cGrow, COLORREF crMask, UINT uType, UINT uFlags);
typedef BOOL (WINAPI *IMAGE_DESTROYPROC) (HIMAGELIST himl);
#endif
//---------------------------------------------------------------------------
struct COLORSIZECOMBOS // binary resource in package
{
WORD cColorSchemes; // number of color schemes defined
WORD cSizes; // number of sizes defined
SHORT sFileNums[1]; // 2 dim array (colors x sizes)
};
//---------------------------------------------------------------------------
union MIXEDPTRS
{
BYTE *pb;
char *pc;
WORD *pw;
SHORT *ps;
WCHAR *px;
int *pi;
DWORD *pdw;
POINT *ppt;
SIZE *psz;
RECT *prc;
};
//---------------------------------------------------------------------------
enum GRIDNUM
{
GN_LEFTTOP = 0,
GN_MIDDLETOP = 1,
GN_RIGHTTOP = 2,
GN_LEFTMIDDLE = 3,
GN_MIDDLEMIDDLE = 4,
GN_RIGHTMIDDLE = 5,
GN_LEFTBOTTOM = 6,
GN_MIDDLEBOTTOM = 7,
GN_RIGHTBOTTOM = 8
};
//---------------------------------------------------------------------------
extern IMAGE_DRAWPROC ImageList_DrawProc;
extern HINSTANCE g_hInst;
extern PFNDRAWSHADOWTEXT CCDrawShadowText;
extern int g_iScreenDpi;
//---------------------------------------------------------------------------
inline bool IsSpace(WCHAR wch)
{
WORD w = 0;
GetStringTypeW(CT_CTYPE1, &wch, 1, &w);
return (w & C1_SPACE) ? true : false;
}
//---------------------------------------------------------------------------
inline bool IsHexDigit(WCHAR wch)
{
WORD w = 0;
GetStringTypeW(CT_CTYPE1, &wch, 1, &w);
return (w & C1_XDIGIT) ? true : false;
}
//---------------------------------------------------------------------------
inline bool IsDigit(WCHAR wch)
{
WORD w = 0;
GetStringTypeW(CT_CTYPE1, &wch, 1, &w);
return (w & C1_DIGIT) ? true : false;
}
// A string compare that explicitely only works on english characters
int AsciiStrCmpI(const WCHAR *dst, const WCHAR *src);
//---------------------------------------------------------------------------
void ErrorBox(LPCSTR pszFormat, ...);
void lstrcpy_truncate(LPWSTR pszDest, LPCWSTR pszSrc, DWORD dwMaxDestChars);
void ForceDesktopRepaint();
void ReplChar(LPWSTR pszBuff, WCHAR wOldVal, WCHAR wNewVal);
void ApplyStringProp(HWND hwnd, LPCWSTR psz, ATOM atom);
//---------------------------------------------------------------------------
BOOL UtilsStartUp();
BOOL UtilsShutDown();
BOOL IsUnicode(LPCSTR pszBuff, int *piUnicodeStartOffset);
BOOL FileExists(LPCTSTR pszFullNameAndPath);
BOOL GetMyExePath(LPWSTR pszNameBuff);
BOOL lstrtoken(LPWSTR psz, WCHAR wch);
//---------------------------------------------------------------------------
HANDLE CmdLineRun(LPCTSTR pszExeName, LPCTSTR pszCmdLine=NULL, BOOL fHide=TRUE);
//---------------------------------------------------------------------------
HRESULT SyncCmdLineRun(LPCTSTR pszExeName, LPCTSTR pszParams=NULL);
HRESULT TextToFile(LPCWSTR szFileName, LPCWSTR szText);
HRESULT GetPtrToResource(HINSTANCE hInst, LPCWSTR pszResType, LPCWSTR pszResName,
OUT void **ppBytes, OPTIONAL OUT DWORD *pdwBytes=NULL);
HRESULT GetResString(HINSTANCE hInst, LPCWSTR pszResType, int id, LPWSTR pszBuff,
DWORD dwMaxBuffChars);
HRESULT AllocateTextResource(HINSTANCE hInst, LPCWSTR pszResName, LPWSTR *ppszText);
//---- uses LocalAlloc() to put text file into a string; use LocalFree() to release ----
HRESULT AllocateTextFile(LPCWSTR szFileName, OUT LPWSTR *ppszFileText,
OUT OPTIONAL BOOL *pfWasAnsi);
HRESULT AddPathIfNeeded(LPCWSTR pszFileName, LPCWSTR pszPath, LPWSTR pszFullName,
DWORD dwFullChars);
HRESULT hr_lstrcpy(LPWSTR pszDest, LPCWSTR pszSrc, DWORD dwMaxDestChars);
HRESULT GetDirBaseName(LPCWSTR pszDirName, LPWSTR pszBaseBuff, DWORD dwMaxBaseChars);
HRESULT AnsiToUnicode(LPSTR pszSource, LPWSTR pszDest, DWORD dwMaxDestChars);
HRESULT SetFileExt(LPCWSTR pszOrigName, LPCWSTR pszNewExt, OUT LPWSTR pszNewNameBuff);
BOOL UnExpandEnvironmentString(LPCWSTR pszPath, LPCWSTR pszEnvVar, LPWSTR pszResult, UINT cbResult);
HRESULT EnsureUxCtrlLoaded();
HRESULT RegistryIntWrite(HKEY hKey, LPCWSTR pszValueName, int iValue);
HRESULT RegistryStrWrite(HKEY hKey, LPCWSTR pszValueName, LPCWSTR pszValue);
HRESULT RegistryStrWriteExpand(HKEY hKey, LPCWSTR pszValueName, LPCWSTR pszValue);
HRESULT RegistryIntRead(HKEY hKey, LPCWSTR pszValueName, int *piValue);
HRESULT RegistryStrRead(HKEY hKey, LPCWSTR pszValueName, LPWSTR pszBuff, DWORD dwMaxChars);
BOOL PreMultiplyAlpha(DWORD *pPixelBuff, UINT iWidth, UINT iHeight);
HRESULT MakeFlippedBitmap(HBITMAP hSrcBitmap, HBITMAP *phFlipped);
HRESULT FlipDIB32(DWORD *pBits, UINT iWidth, UINT iHeight);
BOOL IsBiDiLocalizedSystem(void);
DWORD MinimumDisplayColorDepth (void);
bool CheckMinColorDepth(HINSTANCE hInst, DWORD dwCurMinDepth, int iIndex = -1);
void SafeSendMessage(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
//---------------------------------------------------------------------------
WCHAR *StringDup(LPCWSTR pszOrig);
BOOL AsciiScanStringList( LPCWSTR pwszString, LPCWSTR* rgpwszList, int cStrings,
BOOL fIgnoreCase );
HICON _GetWindowIcon(HWND hwnd, BOOL fPerferLargeIcon);
BOOL GetWindowDesktopName(HWND hwnd, LPWSTR pszName, DWORD dwMaxChars);
int FontPointSize(int iFontHeight);
//---------------------------------------------------------------------------
inline BOOL IsWindowProcess( HWND hwnd, DWORD dwProcessId )
{
DWORD dwPid = 0;
GetWindowThreadProcessId(hwnd, &dwPid);
return dwProcessId == dwPid;
}
//---------------------------------------------------------------------------
void RGBtoHLS(COLORREF crColor, WORD *pfHue, WORD *pfSat, WORD *pfLum);
COLORREF HLStoRGB(WORD bHue, WORD bLum, WORD bSat);
int string2number(LPCWSTR psz);
//---------------------------------------------------------------------------
inline void MIRROR_POINT( IN const RECT& rcWindow, IN OUT POINT& pt )
{
pt.x = rcWindow.right + rcWindow.left - pt.x;
}
//-------------------------------------------------------------------------//
inline void MIRROR_RECT( IN const RECT& rcWindow, IN OUT RECT& rc )
{
DWORD dwWidth = RECTWIDTH(&rc);
rc.right = rcWindow.right + rcWindow.left - rc.left;
rc.left = rc.right - dwWidth;
}
//-------------------------------------------------------------------------//
inline BOOL IsMirrored(HDC hdc)
{
BOOL fMirrored = FALSE;
DWORD dwVal = GetLayout(hdc);
if ((dwVal != GDI_ERROR) && (dwVal & LAYOUT_RTL))
fMirrored = TRUE;
return fMirrored;
}
//-------------------------------------------------------------------------//
inline BOOL IsFlippingBitmaps(HDC hdc)
{
BOOL fFlipping = FALSE;
DWORD dwVal = GetLayout(hdc);
if ((dwVal != GDI_ERROR) && (dwVal & LAYOUT_RTL))
{
if (! (dwVal & LAYOUT_BITMAPORIENTATIONPRESERVED))
fFlipping = TRUE;
}
return fFlipping;
}
//---------------------------------------------------------------------------
inline void ScaleFontForScreenDpi(LOGFONT *plf)
{
//---- scale from 96 dpi to current logical screen dpi ----
if (plf->lfHeight < 0) // specified in points
{
plf->lfHeight = MulDiv(plf->lfHeight, g_iScreenDpi, THEME_DPI);
}
}
//---------------------------------------------------------------------------
inline int ScaleSizeForScreenDpi(int iValue)
{
//---- scale from 96 dpi to current logical screen dpi ----
return MulDiv(iValue, g_iScreenDpi, THEME_DPI);
}
//---------------------------------------------------------------------------
void ScaleFontForHdcDpi(HDC hdc, LOGFONT *plf);
int ScaleSizeForHdcDpi(HDC hdc, int iValue);
//---------------------------------------------------------------------------