Alexandre Julliard : user32: Reimplement icon copying using CURSORICON_Load .
Module: wine Branch: master Commit: 76cd25c875586eb81264fb1d1ac11740ce48a074 URL: http://source.winehq.org/git/wine.git/?a=commit;h=76cd25c875586eb81264fb1d1a... Author: Alexandre Julliard <julliard(a)winehq.org> Date: Mon Oct 11 14:12:31 2010 +0200 user32: Reimplement icon copying using CURSORICON_Load. --- dlls/user32/cursoricon.c | 171 ++++++--------------------------------------- 1 files changed, 23 insertions(+), 148 deletions(-) diff --git a/dlls/user32/cursoricon.c b/dlls/user32/cursoricon.c index 1efe78e..1af3aa4 100644 --- a/dlls/user32/cursoricon.c +++ b/dlls/user32/cursoricon.c @@ -1338,148 +1338,6 @@ static HICON CURSORICON_Load(HINSTANCE hInstance, LPCWSTR name, } -/************************************************************************* - * CURSORICON_ExtCopy - * - * Copies an Image from the Cache if LR_COPYFROMRESOURCE is specified - * - * PARAMS - * Handle [I] handle to an Image - * nType [I] Type of Handle (IMAGE_CURSOR | IMAGE_ICON) - * iDesiredCX [I] The Desired width of the Image - * iDesiredCY [I] The desired height of the Image - * nFlags [I] The flags from CopyImage - * - * RETURNS - * Success: The new handle of the Image - * - * NOTES - * LR_COPYDELETEORG and LR_MONOCHROME are currently not implemented. - * LR_MONOCHROME should be implemented by CreateIconFromResourceEx. - * LR_COPYFROMRESOURCE will only work if the Image is in the Cache. - * - * - */ - -static HICON CURSORICON_ExtCopy(HICON hIcon, UINT nType, - INT iDesiredCX, INT iDesiredCY, - UINT nFlags) -{ - HICON hNew=0; - - TRACE_(icon)("hIcon %p, nType %u, iDesiredCX %i, iDesiredCY %i, nFlags %u\n", - hIcon, nType, iDesiredCX, iDesiredCY, nFlags); - - if(hIcon == 0) - { - return 0; - } - - /* Best Fit or Monochrome */ - if( (nFlags & LR_COPYFROMRESOURCE - && (iDesiredCX > 0 || iDesiredCY > 0)) - || nFlags & LR_MONOCHROME) - { - ICONCACHE* pIconCache = CURSORICON_FindCache(hIcon); - - /* Not Found in Cache, then do a straight copy - */ - if(pIconCache == NULL) - { - hNew = CopyIcon( hIcon ); - if(nFlags & LR_COPYFROMRESOURCE) - { - TRACE_(icon)("LR_COPYFROMRESOURCE: Failed to load from cache\n"); - } - } - else - { - int iTargetCY = iDesiredCY, iTargetCX = iDesiredCX; - LPBYTE pBits; - HANDLE hMem; - HRSRC hRsrc; - DWORD dwBytesInRes; - WORD wResId; - CURSORICONDIR *pDir; - CURSORICONDIRENTRY *pDirEntry; - BOOL bIsIcon = (nType == IMAGE_ICON); - - /* Completing iDesiredCX CY for Monochrome Bitmaps if needed - */ - if(((nFlags & LR_MONOCHROME) && !(nFlags & LR_COPYFROMRESOURCE)) - || (iDesiredCX == 0 && iDesiredCY == 0)) - { - iDesiredCY = GetSystemMetrics(bIsIcon ? - SM_CYICON : SM_CYCURSOR); - iDesiredCX = GetSystemMetrics(bIsIcon ? - SM_CXICON : SM_CXCURSOR); - } - - /* Retrieve the CURSORICONDIRENTRY - */ - if (!(hMem = LoadResource( pIconCache->hModule , - pIconCache->hGroupRsrc))) - { - return 0; - } - if (!(pDir = LockResource( hMem ))) - { - return 0; - } - - /* Find Best Fit - */ - if(bIsIcon) - { - pDirEntry = CURSORICON_FindBestIconRes( - pDir, iDesiredCX, iDesiredCY, 256 ); - } - else - { - pDirEntry = CURSORICON_FindBestCursorRes( - pDir, iDesiredCX, iDesiredCY, 1); - } - - wResId = pDirEntry->wResId; - dwBytesInRes = pDirEntry->dwBytesInRes; - FreeResource(hMem); - - TRACE_(icon)("ResID %u, BytesInRes %u, Width %d, Height %d DX %d, DY %d\n", - wResId, dwBytesInRes, pDirEntry->ResInfo.icon.bWidth, - pDirEntry->ResInfo.icon.bHeight, iDesiredCX, iDesiredCY); - - /* Get the Best Fit - */ - if (!(hRsrc = FindResourceW(pIconCache->hModule , - MAKEINTRESOURCEW(wResId), (LPWSTR)(bIsIcon ? RT_ICON : RT_CURSOR)))) - { - return 0; - } - if (!(hMem = LoadResource( pIconCache->hModule , hRsrc ))) - { - return 0; - } - - pBits = LockResource( hMem ); - - if(nFlags & LR_DEFAULTSIZE) - { - iTargetCY = GetSystemMetrics(SM_CYICON); - iTargetCX = GetSystemMetrics(SM_CXICON); - } - - /* Create a New Icon with the proper dimension - */ - hNew = CreateIconFromResourceEx( pBits, dwBytesInRes, - bIsIcon, 0x00030000, iTargetCX, iTargetCY, nFlags); - FreeResource(hMem); - } - } - else hNew = CopyIcon( hIcon ); - return hNew; -} - - /*********************************************************************** * CreateCursor (USER32.@) */ @@ -2719,13 +2577,30 @@ HANDLE WINAPI CopyImage( HANDLE hnd, UINT type, INT desiredx, return res; } case IMAGE_ICON: - return CURSORICON_ExtCopy(hnd,type, desiredx, desiredy, flags); case IMAGE_CURSOR: - /* Should call CURSORICON_ExtCopy but more testing - * needs to be done before we change this - */ - if (flags) FIXME("Flags are ignored\n"); - return CopyCursor(hnd); + { + struct cursoricon_object *icon; + HICON res = 0; + int depth = (flags & LR_MONOCHROME) ? 1 : GetDeviceCaps( screen_dc, BITSPIXEL ); + + if (flags & LR_DEFAULTSIZE) + { + if (!desiredx) desiredx = GetSystemMetrics( type == IMAGE_ICON ? SM_CXICON : SM_CXCURSOR ); + if (!desiredy) desiredy = GetSystemMetrics( type == IMAGE_ICON ? SM_CYICON : SM_CYCURSOR ); + } + + if (!(icon = get_icon_ptr( hnd ))) return 0; + + if (icon->module && (flags & LR_COPYFROMRESOURCE)) + res = CURSORICON_Load( icon->module, icon->resname, desiredx, desiredy, depth, + type == IMAGE_CURSOR, flags ); + else + res = CopyIcon( hnd ); /* FIXME: change size if necessary */ + release_icon_ptr( hnd, icon ); + + if (res && (flags & LR_COPYDELETEORG)) DeleteObject( hnd ); + return res; + } } return 0; }
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Alexandre Julliard