84 lines
1.7 KiB
C
84 lines
1.7 KiB
C
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//*******************************************************************************************
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//
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// Filename : XIcon.h
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//
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// defines for CImageList and CXIcon
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//
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// Copyright (c) 1994 - 1996 Microsoft Corporation. All rights reserved
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//
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//*******************************************************************************************
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#ifndef _XICON_H_
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#define _XICON_H_
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class CImageList
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{
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public:
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CImageList() : m_himl(NULL) {}
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~CImageList() {if (m_himl) ImageList_Destroy(m_himl);}
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operator HIMAGELIST() {return(m_himl);}
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BOOL Create(int cx, int cy, int cGrow)
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{
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m_himl = ImageList_Create(cx, cy, ILC_MASK, cGrow, cGrow);
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return(m_himl != NULL);
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}
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private:
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HIMAGELIST m_himl;
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} ;
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class CXIcon
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{
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public:
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CXIcon() {}
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~CXIcon() {}
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BOOL Init(HWND hwndLB, UINT idiDef);
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CImageList& GetIML(BOOL bLarge) {return(bLarge ? m_cimlLg : m_cimlSm);}
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enum
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{
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AI_LARGE = 0x0001,
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AI_SMALL = 0x0002,
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} ;
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int AddIcon(HICON hIcon, UINT uFlags=AI_LARGE|AI_SMALL)
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{
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int i = -1;
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if (uFlags & AI_LARGE)
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{
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i = ImageList_AddIcon(m_cimlLg, hIcon);
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}
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if (uFlags & AI_SMALL)
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{
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i = ImageList_AddIcon(m_cimlSm, hIcon);
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}
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return(i);
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}
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int GetIcon(IShellFolder *psf, LPCITEMIDLIST pidl);
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private:
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int GetCachedIndex(LPCTSTR szIconFile, int iIndex, UINT wFlags);
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int CacheIcons(HICON hiconLarge, HICON hiconSmall,
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LPCTSTR szIconFile, int iIndex, UINT wFlags);
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static HRESULT ExtractIcon(LPCTSTR szIconFile, int iIndex, UINT wFlags,
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HICON *phiconLarge, HICON *phiconSmall, DWORD dwSizes);
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static UINT GetIDString(LPTSTR pszIDString, UINT uIDLen,
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LPCTSTR szIconFile, int iIndex, UINT wFlags);
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HWND m_hwndLB;
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CImageList m_cimlLg;
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CImageList m_cimlSm;
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} ;
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#endif // _XICON_H_
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