Figure 7
Figure 7 HTT Environment Variables
| Variable |
Description |
| %THISDIRPATH% |
Contains the full name of the current folder, including drive information and any parent folder. |
| %THISDIRNAME% |
Contains only the name of the current folder. |
| %TEMPLATEDIR% |
Contains the fully qualified path name of the system's template folder. Normally this directory is c:\winnt\web. |
Figure 8 Windows 2000 Hypertext Templates
| Template Name |
Description |
| classic.htt |
One of the standard templates to choose for directories (Classic). Displays only icons. |
| controlp.htt |
Template for the Control Panel folder. |
| default.htt |
Used by special folders like My Documents, My Briefcase, and Temporary Internet Files. |
| dialup.htt |
Template for the Dialup Networking folder. |
| folder.htt |
The default template for directories. |
| imgview.htt |
Template for the My Pictures folder. |
| nethood.htt |
Template for the My Network Places folder. |
| printers.htt |
Template for the Printers folder. |
| recycle.htt |
Template for the Recycle Bin folder. |
| schedule.htt |
Template for the Scheduled Tasks folder. |
| standard.htt |
One of the standard templates for directories (Standard). |
| starter.htt |
One of the standard templates for directories (Simple). |
Figure 10 Registry Setting to Expose a Web View
.gif) |
Figure 11 folder.htt
<!--
* Copyright 1999 Microsoft Corporation. All rights reserved.
-->
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
</head>
<style>
body {margin: 0; font: menu; color: black}
#Panel {position: absolute; width: 200px; height: 100%; visibility: hidden; overflow: auto}
#Corner {padding-left: 12px; padding-top: 11px}
#FolderIcon {width: 32px; height: 32px}
#FolderName {margin-top: 8px; font: 13pt/13pt menu; font-weight: bold}
#LogoLine {width: 100%; height: 2px; margin-top: 4px; vertical-align: top}
#Details {padding-left: 12px; margin-top: 8px}
#Locked {vertical-align: baseline}
.Divider {width: 100%; color: #C0C0C0; height: 1px}
#Thumbnail {width: 120px; height: 120px}
.Legend {margin-left: 8px}
#Brand {position: absolute; left: 200px; width: 100%; height: 100%; padding-left: 12px}
p {margin-top: 12px}
p.Half {margin-top: 4px}
button {font: 8pt Tahoma; margin-left: 12px; background: white; color: black}
.Message {width: 100%; frameBorder: 0; background: infobackground; color: infotext; border: 1px solid lightgrey}
#CSCPlusMin {width: 17px}
#CSCText {}
#CSCDetail {}
#CSCButton {}
#FileList {position:absolute; width:0; height:100%; border=0}
</style>
<body scroll=no>
<div id=Panel style="background: white URL(wvleft.bmp) no-repeat">
<div id=Corner>
<object id=FolderIcon classid="clsid:844F4806-E8A8-11d2-9652-00C04FC30871" tabIndex=-1>
<param name="scale" value=100>
</object>
<br>
<div id=FolderName>
%THISDIRNAME%
</div>
</div>
<img id=LogoLine src="wvline.gif">
<div id=Details>
<span id=CSC>
<div tabIndex=2 id=CSCHotTrack>
<span id=CSCPlusMin>
</span>
<span id=CSCText>
</span>
</div>
<div id=CSCDetail>
</div>
<span id=CSCButton>
</span>
<hr CLASS=Divider NOSHADE>
</span>
<span id=Info>
</span>
<br>
<span id=MediaPlayerSpan>
</span>
<object id=Thumbnail classid="clsid:71650000-E8A8-11d2-9652-00C04FC30871" tabIndex=-1>
</object>
<label id=ThumbnailLabel for="Thumbnail" style="display: none">
</label>
<span id=Links>
</span>
</div>
</div>
<object id=FileList classid="clsid:1820FED0-473E-11D0-A96C-00C04FD705A2" tabIndex=1>
</object>
<object id=WVCoord classid="clsid:BCFD624E-705A-11d2-A2AF-00C04FC30871">
</object>
</body>
</html>
Figure 13 ExecCommand
STDMETHODIMP CExec::ExecCommand(BSTR curFolderName, BSTR bstrCmd,
BSTR *pbstrResults)
{
USES_CONVERSION;
TCHAR szCommand[MAX_PATH] = _T("");
STARTUPINFO si;
PROCESS_INFORMATION pi;
// Prepare the temp file name
TCHAR szTempFile[MAX_PATH];
lstrcpy(szTempFile, OLE2T(curFolderName));
PathAddBackslash(szTempFile);
lstrcat(szTempFile, TEMPFILE);
// Prepare the command
wsprintf(szCommand, _T("%s /c %s>\"%s\""), m_szCommand,
OLE2T(bstrCmd), szTempFile);
// Create the process
ZeroMemory(&si, sizeof(si));
si.cb = sizeof(si);
si.wShowWindow = SW_HIDE;
si.dwFlags = STARTF_USESHOWWINDOW;
BOOL b = CreateProcess( NULL,
szCommand,
NULL,
NULL,
FALSE,
NORMAL_PRIORITY_CLASS,
NULL,
OLE2T(curFolderName),
&si,
&pi);
if (b)
WaitForSingleObject(pi.hProcess, INFINITE);
// Read back and then delete the file
LPTSTR szBuf = NULL;
HFILE hFile = _lopen(szTempFile, 0);
if (hFile == HFILE_ERROR) {
szBuf = new TCHAR[50];
lstrcpy(szBuf, _T("Invalid command"));
}
else {
long nSize = _llseek(hFile, 0, FILE_END);
_llseek(hFile, 0, FILE_BEGIN);
szBuf = new TCHAR[nSize+1];
_lread(hFile, szBuf, nSize);
_lclose (hFile);
DeleteFile(szTempFile);
}
// Return the output
CComBSTR temp;
temp.Append(szBuf);
*pbstrResults = temp.Copy();
temp.Detach();
delete [] szBuf;
return S_OK;
}
Figure 17 Image Extractor
// IExtractImageImpl.h
//
//////////////////////////////////////////////////////////////////////
#include <AtlCom.h>
#include <ShlObj.h>
class ATL_NO_VTABLE IExtractImageImpl : public IExtractImage
{
public:
// IUnknown
//
STDMETHOD(QueryInterface)(REFIID riid, void** ppvObject) = 0;
_ATL_DEBUG_ADDREF_RELEASE_IMPL(IExtractImageImpl)
// IExtractImage
//
// IExtractImage::GetLocation
STDMETHOD(GetLocation)(LPWSTR pszPathBuffer,
DWORD cchMax,
DWORD *pdwPriority,
const SIZE *prgSize,
DWORD dwRecClrDepth,
DWORD *pdwFlags)
{
return E_PENDING;
}
// IExtractImage::Extract
STDMETHOD(Extract)(HBITMAP* phBmpThumbnail)
{
phBmpThumbnail = NULL;
return NOERROR;
}
};
//////////////////////////////////////////////////////////////////////
// IconExtractor.h : Declaration of the CIconExtractor
#ifndef __ICONEXTRACTOR_H_
#define __ICONEXTRACTOR_H_
#include "resource.h" // main symbols
#include <shlguid.h> // shell GUIDs
#include "IExtractImageImpl.h" // IExtractImage
#include "IPersistFileImpl.h" // IPersistFile
/////////////////////////////////////////////////////////////////////////
// CIconExtractor
class ATL_NO_VTABLE CIconExtractor :
public CComObjectRootEx<CComSingleThreadModel>,
public CComCoClass<CIconExtractor, &CLSID_IconExtractor>,
public IExtractImageImpl,
public IPersistFileImpl
{
public:
CIconExtractor()
{
}
DECLARE_REGISTRY_RESOURCEID(IDR_ICONEXTRACTOR)
DECLARE_PROTECT_FINAL_CONSTRUCT()
BEGIN_COM_MAP(CIconExtractor)
COM_INTERFACE_ENTRY(IPersistFile)
COM_INTERFACE_ENTRY_IID(IID_IExtractImage, CIconExtractor)
END_COM_MAP()
// IIconExtractor
public:
STDMETHOD(GetLocation)(LPWSTR pszPathBuffer,
DWORD cchMax,
DWORD *pdwPriority,
const SIZE *prgSize,
DWORD dwRecClrDepth,
DWORD *pdwFlags);
STDMETHOD(Extract)(HBITMAP*);
};
#endif //__ICONEXTRACTOR_H_
//////////////////////////////////////////////////////////////////////
// IconExtractor.cpp : Implementation of CIconExtractor
#include "stdafx.h"
#include "IcoView.h"
#include "IconExtractor.h"
#include <shlobj.h>
/////////////////////////////////////////////////////////////////////////
// CIconExtractor
HRESULT CIconExtractor::GetLocation(LPWSTR pszPathBuffer,
DWORD cchMax, DWORD *pdwPriority,
const SIZE *prgSize, DWORD dwRecClrDepth,
DWORD *pdwFlags)
{
if (*pdwFlags & IEIFLAG_ASYNC)
return E_PENDING;
else
return NOERROR;
}
// IExtractImage::Extract
HRESULT CIconExtractor::Extract(HBITMAP* phBmpThumbnail)
{
HICON hi = ExtractIcon(NULL, m_szFile, 0);
ICONINFO ii;
GetIconInfo(hi, &ii);
*phBmpThumbnail = ii.hbmColor;
DestroyIcon(hi);
return NOERROR;
}