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/*******************************************************************************
* * (C) COPYRIGHT MICROSOFT CORPORATION, 2000 * * TITLE: DESTDATA.H * * VERSION: 1.0 * * AUTHOR: ShaunIv * * DATE: 4/6/2000 * * DESCRIPTION: wrapper class to encapsulate plugins and directories * *******************************************************************************/
#ifndef __DESTDATA_H_INCLUDED
#define __DESTDATA_H_INCLUDED
#include <windows.h>
#include <uicommon.h>
#include "simidlst.h"
#include "simstr.h"
class CDestinationData{public: enum { APPEND_DATE_TO_PATH = 0x00000001, APPEND_TOPIC_TO_PATH = 0x00000002, DECORATION_MASK = 0x0000000F, SPECIAL_FOLDER = 0x00000020 };
struct CNameData { public: CSimpleString strDate; CSimpleString strTopic; CSimpleString strDateAndTopic; };
private: CSimpleIdList m_IdList; DWORD m_dwFlags; CNameData m_NameData; DWORD m_dwCsidl; HICON m_hSmallIcon;
public: CDestinationData(void) : m_dwFlags(0), m_dwCsidl(0), m_hSmallIcon(NULL) { } CDestinationData( const CDestinationData &other ) : m_IdList(other.IdList()), m_dwFlags(other.Flags()), m_dwCsidl(other.Csidl()), m_hSmallIcon(NULL) { } void AssignFromIdList( const CSimpleIdList &idList, DWORD dwDecorationFlags ) { Destroy();
//
// Here is the list of special folders we want to display
// with their short names. Others will be stored as full paths
// in PIDLs.
//
static const DWORD cs_SpecialFolders[] = { CSIDL_MYPICTURES, CSIDL_PERSONAL, CSIDL_COMMON_PICTURES };
//
// Try to find a matching PIDL in the list.
//
for (int i=0;i<ARRAYSIZE(cs_SpecialFolders);i++) { //
// If we've found one, store the CSIDL and mark this one as a special folder.
// Then exit the loop.
//
if (CSimpleIdList().GetSpecialFolder(NULL,cs_SpecialFolders[i]|CSIDL_FLAG_CREATE) == idList) { m_dwFlags |= SPECIAL_FOLDER; m_dwCsidl = cs_SpecialFolders[i]; break; } }
//
// If we didn't find a special pidl, store it as a full path
//
if (!m_dwCsidl) { m_IdList = idList; }
//
// Add in any decoration flags
//
m_dwFlags |= dwDecorationFlags; } CDestinationData( LPITEMIDLIST pidl, DWORD dwDecorationFlags=0) : m_dwFlags(0), m_dwCsidl(0) { AssignFromIdList( pidl, dwDecorationFlags ); } CDestinationData( CSimpleIdList idList, DWORD dwDecorationFlags=0 ) : m_dwFlags(0), m_dwCsidl(0) { AssignFromIdList( idList, dwDecorationFlags ); } CDestinationData( int nCsidl, DWORD dwDecorationFlags=0 ) : m_dwFlags(dwDecorationFlags | SPECIAL_FOLDER), m_dwCsidl(static_cast<DWORD>(nCsidl)) { }
DWORD Flags(void) const { return m_dwFlags; }
DWORD Csidl(void) const { return m_dwCsidl; } CDestinationData &operator=( const CDestinationData &other ) { if (this != &other) { Destroy(); m_IdList = other.IdList(); m_dwFlags = other.Flags(); m_dwCsidl = other.Csidl(); } return *this; } ~CDestinationData(void) { Destroy(); } void Destroy(void) { m_IdList.Destroy(); m_dwFlags = 0; m_dwCsidl = 0; if (m_hSmallIcon) { DestroyIcon(m_hSmallIcon); m_hSmallIcon = NULL; } }
const CSimpleIdList &IdList(void) const { return m_IdList; } bool IsSpecialFolder(void) const { if (m_dwFlags & SPECIAL_FOLDER) { return true; } return false; } bool operator==( const CDestinationData &other ) const { if (IsSpecialFolder() && other.IsSpecialFolder()) { if (Csidl() == other.Csidl()) { if ((Flags() & DECORATION_MASK) == (other.Flags() & DECORATION_MASK)) { return true; } } return false; } else if (m_IdList.Name() == other.IdList().Name()) { if ((Flags() & DECORATION_MASK) == (other.Flags() & DECORATION_MASK)) { return true; } } return false; } bool GetDecoration( CSimpleString &strResult, const CNameData &NameData ) const { if ((Flags() & DECORATION_MASK)==(APPEND_TOPIC_TO_PATH|APPEND_DATE_TO_PATH)) { strResult = NameData.strDateAndTopic; } else if ((Flags() & DECORATION_MASK)==APPEND_DATE_TO_PATH) { strResult = NameData.strDate; } else if ((Flags() & DECORATION_MASK)==APPEND_TOPIC_TO_PATH) { strResult = NameData.strTopic; } return (strResult.Length() != 0); } void AppendDecoration( CSimpleString &strResult, const CNameData &NameData ) const { if ((Flags() & DECORATION_MASK)==(APPEND_TOPIC_TO_PATH|APPEND_DATE_TO_PATH)) { strResult += TEXT("\\"); strResult += NameData.strDateAndTopic; } else if ((Flags() & DECORATION_MASK)==APPEND_DATE_TO_PATH) { strResult += TEXT("\\"); strResult += NameData.strDate; } else if ((Flags() & DECORATION_MASK)==APPEND_TOPIC_TO_PATH) { strResult += TEXT("\\"); strResult += NameData.strTopic; } } CSimpleString Path( const CNameData &NameData ) const { CSimpleString strResult;
if (IsSpecialFolder()) { strResult = CSimpleIdList().GetSpecialFolder(NULL,m_dwCsidl|CSIDL_FLAG_CREATE).Name(); AppendDecoration( strResult, NameData ); } else { strResult = m_IdList.Name(); AppendDecoration( strResult, NameData ); } return strResult; } bool IsValidFileSystemPath( const CNameData &NameData ) const { bool bResult = true; CSimpleString strDecoration; if (GetDecoration( strDecoration, NameData )) { for (LPCTSTR pszCurr = strDecoration.String();pszCurr && *pszCurr && bResult;pszCurr = CharNext(pszCurr)) { if (*pszCurr == TEXT(':') || *pszCurr == TEXT('\\') || *pszCurr == TEXT('/') || *pszCurr == TEXT('?') || *pszCurr == TEXT('"') || *pszCurr == TEXT('<') || *pszCurr == TEXT('>') || *pszCurr == TEXT('|') || *pszCurr == TEXT('*')) { bResult = false; } } } return bResult; } bool operator!=( const CDestinationData &other ) const { return ((*this == other) == false); } bool IsValid(void) const { if (IsSpecialFolder()) { return true; } else { return m_IdList.IsValid(); } } HICON SmallIcon() { if (m_hSmallIcon) { return m_hSmallIcon; }
if (IsValid()) { if (IsSpecialFolder()) { //
// Get the folder's small icon
//
SHFILEINFO shfi = {0}; HIMAGELIST hShellImageList = reinterpret_cast<HIMAGELIST>(SHGetFileInfo( reinterpret_cast<LPCTSTR>(CSimpleIdList().GetSpecialFolder(NULL,m_dwCsidl|CSIDL_FLAG_CREATE).IdList()), 0, &shfi, sizeof(shfi), SHGFI_SMALLICON | SHGFI_ICON | SHGFI_PIDL )); if (hShellImageList) { m_hSmallIcon = shfi.hIcon; } } else { //
// Get the folder's small icon
//
SHFILEINFO shfi = {0}; HIMAGELIST hShellImageList = reinterpret_cast<HIMAGELIST>(SHGetFileInfo( reinterpret_cast<LPCTSTR>(m_IdList.IdList()), 0, &shfi, sizeof(shfi), SHGFI_SMALLICON | SHGFI_ICON | SHGFI_PIDL )); if (hShellImageList) { m_hSmallIcon = shfi.hIcon; } } } return m_hSmallIcon; } CSimpleString DisplayName( const CNameData &NameData ) { CSimpleString strDisplayName;
//
// Get the folder's display name
//
if (IsSpecialFolder()) { SHFILEINFO shfi = {0}; if (SHGetFileInfo( reinterpret_cast<LPCTSTR>(CSimpleIdList().GetSpecialFolder(NULL,m_dwCsidl|CSIDL_FLAG_CREATE).IdList()), 0, &shfi, sizeof(shfi), SHGFI_PIDL | SHGFI_DISPLAYNAME )) { strDisplayName = shfi.szDisplayName; } AppendDecoration( strDisplayName, NameData ); } else if (m_IdList.IsValid()) { TCHAR szPath[MAX_PATH]; if (SHGetPathFromIDList( m_IdList.IdList(), szPath )) { strDisplayName = szPath; } AppendDecoration( strDisplayName, NameData ); } return strDisplayName; } UINT RegistryDataSize(void) const { if (m_dwCsidl) { return sizeof(DWORD) + sizeof(DWORD); } else { return sizeof(DWORD) + sizeof(DWORD) + m_IdList.Size(); } } UINT GetRegistryData( PBYTE pData, UINT nLength ) const { UINT nResult = 0; if (pData) { if (nLength >= RegistryDataSize()) { if (IsSpecialFolder()) { CopyMemory(pData,&m_dwFlags,sizeof(DWORD)); pData += sizeof(DWORD);
CopyMemory( pData, &m_dwCsidl, sizeof(DWORD)); } else { CopyMemory(pData,&m_dwFlags,sizeof(DWORD)); pData += sizeof(DWORD);
DWORD dwSize = m_IdList.Size(); CopyMemory(pData,&dwSize,sizeof(DWORD)); pData += sizeof(DWORD);
CopyMemory(pData,m_IdList.IdList(),dwSize); } nResult = RegistryDataSize(); } } return nResult; } UINT SetRegistryData( PBYTE pData, UINT nLength ) { UINT nResult = 0;
Destroy();
if (pData) { //
// Copy the flags
//
CopyMemory( &m_dwFlags, pData, sizeof(DWORD) ); pData += sizeof(DWORD); nLength -= sizeof(DWORD);
//
// If this is a web destination, we already have what we need
//
if (m_dwFlags & SPECIAL_FOLDER) { CopyMemory(&m_dwCsidl,pData,sizeof(DWORD)); nLength -= sizeof(DWORD); nResult = nLength; } else { DWORD dwPidlLength = 0; CopyMemory(&dwPidlLength,pData,sizeof(DWORD)); pData += sizeof(DWORD); nLength -= sizeof(DWORD); if (nLength >= dwPidlLength) { m_IdList = CSimpleIdList(pData,dwPidlLength); if (m_IdList.IsValid()) { nResult = nLength; } } } } return nResult; }};
#endif // __DESTDATA_H_INCLUDED
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