winprop.c File Reference

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Functions
__inline ATOM	MapPropertyKey (PCWSTR pszKey)
PPROP	_FindProp (PWND pwnd, PCWSTR pszKey, BOOL fInternal)
HANDLE	_GetProp (PWND pwnd, PCWSTR pszKey, BOOL fInternal)

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Function Documentation

PPROP _FindProp (  PWND  pwnd, PCWSTR  pszKey, BOOL  fInternal )

Definition at line 46 of file rtl/winprop.c. References tagPROPLIST::aprop, tagPROP::atomKey, tagPROP::fs, tagPROPLIST::iFirstFree, MapPropertyKey(), NULL, PROPF_INTERNAL, REBASE, and UINT. Referenced by _GetProp(), InternalRemoveProp(), and InternalSetProp(). { UINT i; PPROPLIST ppropList; PPROP pprop; ATOM atomKey; /* * Make sure we have a property list. */ ppropList = REBASE(pwnd, ppropList); if (ppropList == NULL) return NULL; /* * Call to the appropriate routine to verify the key name. */ atomKey = MapPropertyKey(pszKey); if (atomKey == 0) return NULL; /* * Now we've got the atom, search the list for a property with the * same atom/name. Make sure to only return internal properties if * the fInternal flag is set. Do the same for external properties. */ pprop = ppropList->aprop; for (i = ppropList->iFirstFree; i > 0; i--) { if (pprop->atomKey == atomKey) { if (fInternal) { if (pprop->fs & PROPF_INTERNAL) return pprop; } else { if (!(pprop->fs & PROPF_INTERNAL)) return pprop; } } pprop++; } /* * Property not found, too bad. */ return NULL; }

HANDLE _GetProp (  PWND  pwnd, PCWSTR  pszKey, BOOL  fInternal )

Definition at line 106 of file rtl/winprop.c. References _FindProp(), tagPROP::hData, NULL, and tagWND::ppropList. Referenced by _DdeGetQualityOfService(), _GetDCEx(), _GetWindowContextHelpId(), _HasCaptionIcon(), _SetLayeredWindowAttributes(), _UpdateLayeredWindow(), AddConvProp(), CkptRestore(), DestroyWindowSmIcon(), DWP_GetIcon(), FindDdeConv(), GetContextHelpId(), GetProp(), InvalidateGDIWindows(), MESSAGECALL(), NtUserGetAppImeLevel(), ParkIcon(), RecreateRedirectionBitmap(), RemoveFlashWindowState(), RemoveRedirectionBitmap(), UnlinkConv(), UpdateLayeredSprite(), UserGetHwnd(), xxxArrangeIconicWindows(), xxxCalcValidRects(), xxxCleanupDdeConv(), xxxDesktopRecalc(), xxxDWP_SetIcon(), xxxFreeWindow(), xxxGetWindowSmIcon(), xxxHelpLoop(), xxxInitSendValidateMinMaxInfo(), xxxMetricsRecalc(), xxxPaintIconsInSwitchWindow(), xxxRecreateSmallIcons(), xxxSetClassIconEnum(), and zzzBltValidBits(). { PPROP pprop; /* * A quick little optimization for that case where the window has no * properties at all. */ if (pwnd->ppropList == NULL) return NULL; /* * FindProp does all the work, including converting pszKey to an atom * (if necessary) for property lookup. */ pprop = _FindProp(pwnd, pszKey, fInternal); if (pprop == NULL) return NULL; return pprop->hData; }

__inline ATOM MapPropertyKey (  PCWSTR  pszKey  )

Definition at line 13 of file rtl/winprop.c. References IS_PTR, and PTR_TO_ID. Referenced by _FindProp(). { #ifdef _USERK_ /* * Internal properties must use atoms, not strings. */ UserAssert(!IS_PTR(pszKey)); #else /* * Is pszKey an atom? If not, find the atom that matches the string. * If one doesn't exist, bail out. */ if (IS_PTR(pszKey)) return GlobalFindAtomW(pszKey); #endif return PTR_TO_ID(pszKey); }

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