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windows-nt/Source/XPSP1/NT/shell/ext/webvw/filewrap.cpp

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2020-09-26 03:20:57 -05:00
// wvcoord.cpp : Implementation of CWebViewCoord
#include "priv.h"
#include "wvcoord.h"
#include "shdispid.h"
/////////////////////////////////////////////////////////////////////////////
// String Constants
/////////////////////////////////////////////////////////////////////////////
#define CSC_PLUSCOLD L"<img id=CSCBmp align=middle src=pluscold.gif>"
#define CSC_PLUSHOT L"<img id=CSCBmp align=middle src=plushot.gif>"
#define CSC_MINUSCOLD L"<img id=CSCBmp align=middle src=mincold.gif>"
#define CSC_MINUSHOT L"<img id=CSCBmp align=middle src=minhot.gif>"
#define WV_LINKNAME L"WVLink"
/////////////////////////////////////////////////////////////////////////////
// CFileListWrapper
/////////////////////////////////////////////////////////////////////////////
CFileListWrapper::CFileListWrapper()
{
m_pThumbNailWrapper = NULL;
m_bCSCDisplayed = FALSE;
m_bExpanded = FALSE;
m_bHotTracked = FALSE;
m_dwDateFlags = FDTF_DEFAULT; // default
m_bRTLDocument = FALSE; // default
}
#define MYDOCS_CLSID L"{450d8fba-ad25-11d0-98a8-0800361b1103}" // CLSID_MyDocuments
HRESULT GetFolderIDList(int nFolder, LPITEMIDLIST* ppidlFolder)
{
HRESULT hr = E_FAIL;
if (nFolder == CSIDL_PERSONAL)
{
hr = SHILCreateFromPath(L"::" MYDOCS_CLSID, ppidlFolder, NULL);
}
else
{
hr = SHGetSpecialFolderLocation(NULL, nFolder, ppidlFolder);
}
return hr;
}
HRESULT CFileListWrapper::IsItThisFolder(int nFolder, BOOL& bResult, LPWSTR pwszDisplayName, DWORD cchDisplayName, LPWSTR pwszUrlPath, DWORD cchUrlPath)
{
HRESULT hr = E_FAIL;
LPITEMIDLIST pidlFolder = NULL, pidlLast = NULL;
CComPtr<IShellFolder> psfParent;
STRRET strret;
CComBSTR bstrTemp;
WCHAR wszPath[MAX_PATH];
if (SUCCEEDED(GetFolderIDList(nFolder, &pidlFolder))
&& SUCCEEDED(SHBindToIDListParent(pidlFolder, IID_IShellFolder, (void**)&psfParent, (LPCITEMIDLIST*)&pidlLast))
&& SUCCEEDED(psfParent->GetDisplayNameOf(pidlLast, SHGDN_NORMAL, &strret))
&& SUCCEEDED(StrRetToBufW(&strret, pidlFolder, pwszDisplayName, cchDisplayName))
&& SUCCEEDED(psfParent->GetDisplayNameOf(pidlLast, SHGDN_FORPARSING, &strret))
&& SUCCEEDED(StrRetToBufW(&strret, pidlFolder, wszPath, ARRAYSIZE(wszPath)))
&& SUCCEEDED(m_spFolderItem->get_Path(&bstrTemp)) && (bstrTemp.Length() > 0))
{
hr = S_OK;
bResult = (StrCmpIW(bstrTemp, wszPath) == 0);
if (CSIDL_PERSONAL == nFolder)
{
// Change the URL for mydocs (after comparing with the path) so that it
// is a CLSID URL instead of the file system path
StrCpyNW(wszPath, L"::" MYDOCS_CLSID, ARRAYSIZE(wszPath));
}
UrlCreateFromPathW(wszPath, pwszUrlPath, &cchUrlPath, 0);
}
if (pidlFolder)
{
ILFree(pidlFolder);
}
return hr;
}
HRESULT CFileListWrapper::GetIMediaPlayer(CComPtr<IMediaPlayer>& spIMediaPlayer)
{
// The MediaPlayer objects has too many bugs. So, let's disable it.
#if 0
if (!m_spIMediaPlayer)
{
if (m_spMediaPlayerSpan)
{
m_spMediaPlayerSpan->put_innerHTML(OLESTR("<object ID=MediaPlayer classid=\"clsid:22D6F312-B0F6-11D0-94AB-0080C74C7E95\" style=\"display:none; position:absolute; width:176px\"> <param name=\"ShowDisplay\" value=false> <param name=\"AutoPlay\" value=false> </object><br>"));
}
CComPtr<IHTMLElementCollection> spDocAll;
CComVariant vEmpty;
CComPtr<IDispatch> spdispItem;
if (SUCCEEDED(m_spDocument->get_all(&spDocAll)) && SUCCEEDED(spDocAll->item(CComVariant(OLESTR("MediaPlayer")), vEmpty, &spdispItem)) && spdispItem)
{
if (FAILED(FindObjectStyle(spdispItem, m_spMediaPlayerStyle)))
{
m_spMediaPlayerStyle = NULL;
}
if (FAILED(spdispItem->QueryInterface(IID_IMediaPlayer, (void **)&m_spIMediaPlayer)))
{
m_spIMediaPlayer = NULL;
}
else
{
m_spIMediaPlayer->put_EnableContextMenu(VARIANT_FALSE);
}
spdispItem = NULL;
}
spDocAll = NULL;
}
#endif
spIMediaPlayer = m_spIMediaPlayer;
return spIMediaPlayer ? S_OK : E_FAIL;
}
HRESULT CFileListWrapper::FormatCrossLink(LPCWSTR pwszDisplayName, LPCWSTR pwszUrlPath, UINT uIDToolTip)
{
m_bstrCrossLinksHTML += OLESTR("<p class=Half><a href=\"");
m_bstrCrossLinksHTML += pwszUrlPath;
m_bstrCrossLinksHTML += OLESTR("\"");
WCHAR wszToolTip[MAX_PATH];
wszToolTip[0] = L'\0';
if (LoadStringW(_Module.GetResourceInstance(), uIDToolTip, wszToolTip, ARRAYSIZE(wszToolTip)) > 0)
{
m_bstrCrossLinksHTML += OLESTR(" title=\"");
m_bstrCrossLinksHTML += wszToolTip;
m_bstrCrossLinksHTML += OLESTR("\"");
}
m_bstrCrossLinksHTML += OLESTR(" name=\"");
m_bstrCrossLinksHTML += WV_LINKNAME;
m_bstrCrossLinksHTML += OLESTR("\"");
m_bstrCrossLinksHTML += OLESTR(">");
m_bstrCrossLinksHTML += pwszDisplayName;
m_bstrCrossLinksHTML += OLESTR("</a>");
return S_OK;
}
HRESULT CFileListWrapper::GetCrossLink(int nFolder, UINT uIDToolTip)
{
HRESULT hres = E_FAIL; // Assume error
// Get the links.
WCHAR wszDisplayName[MAX_PATH], wszUrlPath[MAX_PATH];
BOOL bThisFolder;
if (SUCCEEDED(IsItThisFolder(nFolder, bThisFolder, wszDisplayName, ARRAYSIZE(wszDisplayName), wszUrlPath, ARRAYSIZE(wszUrlPath)))
&& !bThisFolder)
{
hres = FormatCrossLink(wszDisplayName, wszUrlPath, uIDToolTip);
}
return hres;
}
HRESULT CFileListWrapper::GetCrossLinks()
{
WCHAR wszSeeAlso[MAX_PATH];
m_bstrCrossLinksHTML += OLESTR("<p>");
LoadStringW(_Module.GetResourceInstance(), IDS_SEEALSO, wszSeeAlso, ARRAYSIZE(wszSeeAlso));
m_bstrCrossLinksHTML += wszSeeAlso;
GetCrossLink(CSIDL_PERSONAL, IDS_MYDOCSTEXT);
if (!SHRestricted(REST_NONETHOOD))
{
GetCrossLink(CSIDL_NETWORK, IDS_MYNETPLACESTEXT);
}
if (FAILED(GetCrossLink(CSIDL_DRIVES, IDS_MYCOMPTEXT)) && !SHRestricted(REST_NONETHOOD))
{
// This is the My Computer folder - Add a link to Network and Dial-up Connections folder
WCHAR wszNDC[MAX_PATH];
wszNDC[0] = L'\0';
LoadStringW(_Module.GetResourceInstance(), IDS_NDC, wszNDC, ARRAYSIZE(wszNDC));
FormatCrossLink(wszNDC, L"shell:ConnectionsFolder", IDS_NDCTEXT);
}
return S_OK;
}
// The Media Player folks haven't published the IMediaPlayer interface, so I define it here.
// Should strip it out when their declaration makes it to the public headers.
const IID IID_IMediaPlayer = {0x22D6F311,0xB0F6,0x11D0,{0x94,0xAB,0x00,0x80,0xC7,0x4C,0x7E,0x95}};
HRESULT CFileListWrapper::Init(
CComPtr<IShellFolderViewDual> spFileList,
CComPtr<IHTMLElement> spInfo,
CComPtr<IHTMLElement> spLinks,
CComPtr<IHTMLStyle> spPanelStyle,
CComPtr<IHTMLElement> spMediaPlayerSpan,
CComPtr<IHTMLElement> spCSCPlusMin,
CComPtr<IHTMLElement> spCSCText,
CComPtr<IHTMLElement> spCSCDetail,
CComPtr<IHTMLElement> spCSCButton,
CComPtr<IHTMLStyle> spCSCStyle,
CComPtr<IHTMLStyle> spCSCDetailStyle,
CComPtr<IHTMLStyle> spCSCButtonStyle,
CComPtr<IHTMLDocument2> spDocument,
CComPtr<IHTMLWindow2> spWindow,
CThumbNailWrapper *pThumbNailWrapper)
{
m_spFileList = spFileList;
m_spInfo = spInfo;
m_spLinks = spLinks;
m_spPanelStyle = spPanelStyle;
m_spMediaPlayerSpan = spMediaPlayerSpan;
m_spMediaPlayerStyle = NULL;
m_spIMediaPlayer = NULL;
m_spCSCPlusMin = spCSCPlusMin;
m_spCSCText = spCSCText;
m_spCSCDetail = spCSCDetail;
m_spCSCButton = spCSCButton;
m_spCSCStyle = spCSCStyle;
m_spCSCDetailStyle = spCSCDetailStyle;
m_spCSCButtonStyle = spCSCButtonStyle;
m_spDocument = spDocument;
m_spWindow = spWindow;
m_pThumbNailWrapper = pThumbNailWrapper;
if (m_pThumbNailWrapper)
{
m_pThumbNailWrapper->AddRef();
}
m_bNeverGotPanelInfo = TRUE;
// Find out if the reading order is from right to left
m_dwDateFlags = FDTF_DEFAULT; // default
m_bRTLDocument = IsRTLDocument(m_spDocument); // default
// Get the date format reading order
LCID locale = GetUserDefaultLCID();
if ((PRIMARYLANGID(LANGIDFROMLCID(locale)) == LANG_ARABIC) ||
(PRIMARYLANGID(LANGIDFROMLCID(locale)) == LANG_HEBREW))
{
if (m_bRTLDocument)
m_dwDateFlags |= FDTF_RTLDATE;
else
m_dwDateFlags |= FDTF_LTRDATE;
}
m_bPathIsSlow = FALSE; // default
// Make sure that the path is not slow
CComPtr<Folder> spFolder;
CComPtr<Folder2> spFolder2;
CComPtr<FolderItem> spFolderItem;
CComBSTR bstrPath;
if (m_spFileList && SUCCEEDED(m_spFileList->get_Folder(&spFolder))
&& SUCCEEDED(spFolder->QueryInterface(IID_Folder2, (void **)&spFolder2))
&& SUCCEEDED(spFolder2->get_Self(&spFolderItem))
&& SUCCEEDED(spFolderItem->get_Path(&bstrPath)))
{
m_bPathIsSlow = PathIsSlowW(bstrPath, -1);
}
return S_OK;
}
CFileListWrapper::~CFileListWrapper()
{
// Release any objects we are holding references to
m_spFileList = NULL;
m_spInfo = NULL;
m_spLinks = NULL;
m_spPanelStyle = NULL;
m_spIMediaPlayer = NULL;
m_spMediaPlayerSpan = NULL;
m_spMediaPlayerStyle = NULL;
m_spIMediaPlayer = NULL;
m_spCSCPlusMin = NULL;
m_spCSCText = NULL;
m_spCSCDetail = NULL;
m_spCSCButton = NULL;
m_spCSCStyle = NULL;
m_spCSCDetailStyle = NULL;
m_spCSCButtonStyle = NULL;
m_spDocument = NULL;
m_spWindow = NULL;
// Release thumbnail wrapper
if (m_pThumbNailWrapper)
{
m_pThumbNailWrapper->Release();
}
}
STDMETHODIMP CFileListWrapper::Invoke(DISPID dispIdMember, REFIID riid, LCID lcid,
WORD wFlags, DISPPARAMS *pDispParams,
VARIANT *pVarResult, EXCEPINFO *pExcepInfo,
UINT *puArgErr)
{
HRESULT hr = S_OK;
if (riid != IID_NULL)
{
hr = DISP_E_UNKNOWNINTERFACE;
}
else if (dispIdMember == DISPID_SELECTIONCHANGED)
{
hr = OnSelectionChanged();
}
else if (dispIdMember == DISPID_FILELISTENUMDONE)
{
hr = SetDefaultPanelDisplay();
}
else if (dispIdMember == DISPID_VERBINVOKED ||
dispIdMember == DISPID_BEGINDRAG)
{
hr = StopMediaPlayer();
}
else if (dispIdMember == DISPID_HTMLELEMENTEVENTS_ONMOUSEOVER)
{
hr = OnWebviewLinkEvent( TRUE );
}
else if (dispIdMember == DISPID_HTMLELEMENTEVENTS_ONMOUSEOUT)
{
hr = OnWebviewLinkEvent( FALSE );
}
else if (dispIdMember == DISPID_HTMLELEMENTEVENTS_ONFOCUS)
{
hr = OnWebviewLinkEvent( TRUE );
}
else if (dispIdMember == DISPID_HTMLELEMENTEVENTS_ONBLUR)
{
hr = OnWebviewLinkEvent( FALSE );
}
return hr;
}
HRESULT CFileListWrapper::ClearThumbNail()
{
if (m_pThumbNailWrapper)
{
m_pThumbNailWrapper->ClearThumbNail();
}
return S_OK;
}
HRESULT CFileListWrapper::StopMediaPlayer()
{
if (m_spIMediaPlayer)
{
m_spIMediaPlayer->Stop();
}
return S_OK;
}
HRESULT CFileListWrapper::ClearMediaPlayer()
{
StopMediaPlayer();
if (m_spMediaPlayerStyle)
{
m_spMediaPlayerStyle->put_display(OLESTR("none"));
}
return S_OK;
}
HRESULT CFileListWrapper::OnSelectionChanged()
{
HRESULT hr = S_OK;
if (m_spFileList)
{
// Erase any visible thumbnail since the selection changed
ClearThumbNail();
// Kill any preview
ClearMediaPlayer();
long cSelection = 0;
CComPtr<FolderItems> spFolderItems;
CComPtr<Folder> spFolder;
CComPtr<Folder2> spFolder2;
if (SUCCEEDED(m_spFileList->SelectedItems(&spFolderItems))
&& SUCCEEDED(spFolderItems->get_Count(&cSelection))
&& SUCCEEDED(m_spFileList->get_Folder(&spFolder))
&& SUCCEEDED(spFolder->QueryInterface(IID_Folder2, (void **)&spFolder2)))
{
m_spFolderItems = spFolderItems;
m_spFolder2 = spFolder2;
m_bstrInfoHTML = OLESTR("");
m_bstrCrossLinksHTML = OLESTR("");
if (cSelection == 0)
{
m_spFolderItems = NULL;
if (SUCCEEDED(m_spFolder2->Items(&m_spFolderItems)))
{
// Nothing is selected
hr = NoneSelected();
}
}
else if (cSelection > 1)
{
// More than one item is selected
hr = MultipleSelected(cSelection);
}
else
{
CComPtr<FolderItem> spFolderItem;
if (SUCCEEDED(m_spFolderItems->Item(CComVariant(0), &spFolderItem)))
{
m_spFolderItem = spFolderItem;
m_spFolderItem->QueryInterface(IID_FolderItem2, (void **)&m_spFolderItem2);
// A single item has been selected
hr = OneSelected();
m_spFolderItem2 = NULL;
m_spFolderItem = NULL;
}
}
DisplayInfoHTML();
DisplayCrossLinksHTML();
m_spFolder2 = NULL;
m_spFolderItems = NULL;
}
}
return hr;
}
HRESULT CFileListWrapper::SetDefaultPanelDisplay()
{
CComPtr<Folder> spFolder;
CComPtr<Folder2> spFolder2;
CComPtr<FolderItems> spFolderItems;
if (m_spFileList && SUCCEEDED(m_spFileList->get_Folder(&spFolder))
&& SUCCEEDED(spFolder->QueryInterface(IID_Folder2, (void **)&spFolder2))
&& SUCCEEDED(spFolder2->Items(&spFolderItems)))
{
m_bstrInfoHTML = OLESTR("");
m_bstrCrossLinksHTML = OLESTR("");
m_spFolderItems = spFolderItems;
m_spFolder2 = spFolder2;
NoneSelected();
DisplayInfoHTML();
DisplayCrossLinksHTML();
m_spFolder2 = NULL;
m_spFolderItems = NULL;
}
return S_OK;
}
HRESULT CFileListWrapper::DisplayInfoHTML()
{
HRESULT hr = S_FALSE;
if (m_spInfo)
{
// Replace Info.innerHTML with the new text
hr = m_spInfo->put_innerHTML(m_bstrInfoHTML);
}
return hr;
}
HRESULT CFileListWrapper::DisplayCrossLinksHTML()
{
HRESULT hr = S_FALSE;
if (m_spLinks)
{
// Break old connections
AdviseWebviewLinks( FALSE );
// Replace Links.innerHTML with the new text
hr = m_spLinks->put_innerHTML(m_bstrCrossLinksHTML);
// Make new connections
AdviseWebviewLinks( TRUE );
}
return hr;
}
BOOL IsExtensionOneOf(LPCWSTR pwszFileName, const LPCWSTR pwszExtList[], int cExtList)
{
BOOL fRet = FALSE;
LPCWSTR pwszExt = PathFindExtensionW(pwszFileName);
if (pwszExt && *pwszExt)
{
for (int i = 0; i < cExtList; i++)
{
if (StrCmpICW(pwszExtList[i], pwszExt + 1) == 0) // Get pwszExt past "."
{
fRet = TRUE;
break;
}
}
}
return fRet;
}
const LPCWSTR c_pwszMovieFileExt[] = {L"asf",L"avi",L"wmv",L"wvx",L"m1v",L"mov",L"mp2",L"mpa",L"mpe",L"mpeg",L"mpg",L"mpv2",L"qt",L"asx"};
BOOL IsMovieFile(LPCWSTR pwszFileName)
{
return IsExtensionOneOf(pwszFileName, c_pwszMovieFileExt, ARRAYSIZE(c_pwszMovieFileExt));
}
const LPCWSTR c_pwszSoundFileExt[] = {L"aif",L"aiff",L"au",L"mid",L"midi",L"rmi",L"snd",L"wav",L"mp3",L"m3u",L"wma"};
BOOL IsSoundFile(LPCWSTR pwszFileName)
{
return IsExtensionOneOf(pwszFileName, c_pwszSoundFileExt, ARRAYSIZE(c_pwszSoundFileExt));
}
HRESULT CFileListWrapper::DealWithDriveInfo()
{
CComBSTR bstrPath;
// Update ThumbNail
if (m_pThumbNailWrapper && m_spFolderItem && SUCCEEDED(m_spFolderItem->get_Path(&bstrPath)) && (bstrPath.Length() > 0))
{
BOOL bRootFolder = PathIsRootW(bstrPath);
BOOL bHaveThumbnail = FALSE;
if (!bRootFolder || !PathIsUNCW(bstrPath))
{
bHaveThumbnail = m_pThumbNailWrapper->UpdateThumbNail(m_spFolderItem);
}
if (bHaveThumbnail)
{
if (bRootFolder)
{
WCHAR wszTemp[MAX_PATH];
CComBSTR bstrSpace;
if (SUCCEEDED(m_pThumbNailWrapper->TotalSpace(bstrSpace)))
{
m_bstrInfoHTML += OLESTR("<p><br>");
IfFalseRet(LoadStringW(_Module.GetResourceInstance(), IDS_TOTALSIZE, wszTemp, ARRAYSIZE(wszTemp)), E_FAIL);
m_bstrInfoHTML += wszTemp;
m_bstrInfoHTML += bstrSpace;
bstrSpace.Empty();
m_bstrInfoHTML += OLESTR("<p>");
}
if (SUCCEEDED(m_pThumbNailWrapper->UsedSpace(bstrSpace)))
{
m_bstrInfoHTML += OLESTR("<p><table class=Legend width=12 height=12 border=1 align=");
if (m_bRTLDocument)
{
m_bstrInfoHTML += OLESTR("right ");
}
else
{
m_bstrInfoHTML += OLESTR("left ");
}
m_bstrInfoHTML += OLESTR("bgcolor=threedface bordercolordark=black bordercolorlight=black>");
m_bstrInfoHTML += OLESTR("<tr><td title=\'");
IfFalseRet(LoadStringW(_Module.GetResourceInstance(), IDS_USEDSPACE_DESC, wszTemp, ARRAYSIZE(wszTemp)), E_FAIL);
m_bstrInfoHTML += wszTemp;
m_bstrInfoHTML += OLESTR("\'></td></tr></table>&nbsp;");
IfFalseRet(LoadStringW(_Module.GetResourceInstance(), IDS_USEDSPACE, wszTemp, ARRAYSIZE(wszTemp)), E_FAIL);
m_bstrInfoHTML += wszTemp;
m_bstrInfoHTML += bstrSpace;
bstrSpace.Empty();
}
if (SUCCEEDED(m_pThumbNailWrapper->FreeSpace(bstrSpace)))
{
m_bstrInfoHTML += OLESTR("<p><table class=Legend width=12 height=12 border=1 align=");
if (m_bRTLDocument)
{
m_bstrInfoHTML += OLESTR("right ");
}
else
{
m_bstrInfoHTML += OLESTR("left ");
}
m_bstrInfoHTML += OLESTR("bgcolor=threedhighlight bordercolordark=black bordercolorlight=black>");
m_bstrInfoHTML += OLESTR("<tr><td title=\'");
IfFalseRet(LoadStringW(_Module.GetResourceInstance(), IDS_FREESPACE_DESC, wszTemp, ARRAYSIZE(wszTemp)), E_FAIL);
m_bstrInfoHTML += wszTemp;
m_bstrInfoHTML += OLESTR("\'></td></tr></table>&nbsp;");
IfFalseRet(LoadStringW(_Module.GetResourceInstance(), IDS_FREESPACE, wszTemp, ARRAYSIZE(wszTemp)), E_FAIL);
m_bstrInfoHTML += wszTemp;
m_bstrInfoHTML += bstrSpace;
}
m_pThumbNailWrapper->SetDisplay(CComBSTR(""));
}
}
else if (!bRootFolder)
{
BOOL bDisplayFlag = FALSE;
BOOL bMovieFile = IsMovieFile(bstrPath);
if (bMovieFile || IsSoundFile(bstrPath))
{
CComPtr<IMediaPlayer> spIMediaPlayer;
if (SUCCEEDED(GetIMediaPlayer(spIMediaPlayer)))
{
spIMediaPlayer->Open(bstrPath);
bDisplayFlag = TRUE;
}
spIMediaPlayer = NULL;
}
if (m_spMediaPlayerStyle && bDisplayFlag)
{
if (bMovieFile)
{
m_spMediaPlayerStyle->put_height(CComVariant(136));
}
else
{
m_spMediaPlayerStyle->put_height(CComVariant(46));
}
m_spMediaPlayerStyle->put_display(OLESTR(""));
}
}
}
return S_OK;;
}
HRESULT MakeLink(LPCWSTR pwszLink, LPCWSTR pwszText, CComBSTR& bstrText)
{
HRESULT hr = E_FAIL;
if (pwszLink)
{
bstrText += OLESTR("<A HREF=\"");
bstrText += pwszLink;
bstrText += OLESTR("\">");
if (pwszText && pwszText[0])
{
bstrText += pwszText;
}
else // If pwszText is NULL, use pwszLink itself as text.
{
bstrText += pwszLink;
}
bstrText += OLESTR("</A>");
hr = S_OK;
}
return hr;
}
HRESULT CFileListWrapper::GetItemNameForDisplay()
{
HRESULT hr = E_FAIL;
CComBSTR bstrIgnore, bstrName;
// Get the name of the item
if (SUCCEEDED(GetItemInfo(IDS_NAME_COL, L"Name", bstrIgnore, bstrName)) && (bstrName.Length() > 0))
{
m_bstrInfoHTML += OLESTR("<b>"); // Begin bold tag
m_bstrInfoHTML += bstrName; // Add the name
m_bstrInfoHTML += OLESTR("</b>"); // End bold tag
hr = S_OK;
}
return hr;
}
HRESULT CFileListWrapper::GetItemType()
{
CComBSTR bstrIgnore, bstrType;
HRESULT hr = GetItemInfo(IDS_TYPE_COL, L"Type", bstrIgnore, bstrType);
if (SUCCEEDED(hr) && (bstrType.Length() > 0))
{
m_bstrInfoHTML += OLESTR("<br>");
m_bstrInfoHTML += bstrType;
}
return hr;
}
HRESULT CFileListWrapper::GetItemDateTime()
{
CComBSTR bstrDesc, bstrDateTime;
HRESULT hr = GetItemInfo(IDS_MODIFIED_COL, L"Modified", bstrDesc, bstrDateTime);
if (SUCCEEDED(hr) && (bstrDateTime.Length() > 0))
{
m_bstrInfoHTML += OLESTR("<p>");
m_bstrInfoHTML += bstrDesc;
m_bstrInfoHTML += OLESTR(": ");
m_bstrInfoHTML += bstrDateTime;
}
return hr;
}
HRESULT CFileListWrapper::GetItemSize()
{
WCHAR wszTemp[MAX_PATH];
long lSize = 0;
HRESULT hr = m_spFolderItem->get_Size(&lSize);
if (SUCCEEDED(hr))
{
if (lSize > 0L)
{
m_bstrInfoHTML += OLESTR("<p>");
IfFalseRet(LoadStringW(_Module.GetResourceInstance(), IDS_SIZE, wszTemp, ARRAYSIZE(wszTemp)), E_FAIL);
m_bstrInfoHTML += wszTemp;
StrFormatByteSizeW(lSize, wszTemp, ARRAYSIZE(wszTemp));
m_bstrInfoHTML += wszTemp;
}
}
else
{
CComBSTR bstrDesc, bstrSize;
hr = GetItemInfo(IDS_SIZE_COL, L"Size", bstrDesc, bstrSize);
if (SUCCEEDED(hr) && (bstrSize.Length() > 0))
{
m_bstrInfoHTML += OLESTR("<p>");
m_bstrInfoHTML += bstrDesc;
m_bstrInfoHTML += OLESTR(": ");
m_bstrInfoHTML += bstrSize;
}
}
return hr;
}
const WCHAR c_wszAttributeCodes[] = {L"RHSCE"};
const int c_iaAttribStringIDs[] = {IDS_READONLY, IDS_HIDDEN, IDS_SYSTEM, //IDS_ARCHIVE,
IDS_COMPRESSED, IDS_ENCRYPTED};
HRESULT FormatAttributes(CComBSTR& bstrDetails, CComBSTR& bstrText)
{
HRESULT hr = S_OK;
BOOL bFlag = FALSE;
WCHAR wszDelimiter[10], wszTemp[MAX_PATH];
IfFalseRet(LoadStringW(_Module.GetResourceInstance(), IDS_DELIMITER, wszDelimiter, ARRAYSIZE(wszDelimiter)), E_FAIL);
for (int i = 0; i < (int)bstrDetails.Length(); i++)
{
WCHAR* pwCh;
if ((pwCh = StrChrIW(c_wszAttributeCodes, bstrDetails[i]))) // Is the value, one of "RHSCE"?
{
if (bFlag)
{
bstrText += wszDelimiter;
bstrText += OLESTR(" ");
}
else
{
bFlag = TRUE;
}
int iPos = (int)(pwCh - c_wszAttributeCodes);
ASSERT((iPos >= 0) && (iPos < ARRAYSIZE(c_iaAttribStringIDs)));
IfFalseRet(LoadStringW(_Module.GetResourceInstance(), c_iaAttribStringIDs[iPos], wszTemp, ARRAYSIZE(wszTemp)), E_FAIL);
bstrText += wszTemp;
}
}
if (!bFlag)
{
IfFalseRet(LoadStringW(_Module.GetResourceInstance(), IDS_NOATTRIBUTES, wszTemp, ARRAYSIZE(wszTemp)), E_FAIL);
bstrText += wszTemp;
}
return hr;
}
HRESULT CFileListWrapper::GetItemAttributes()
{
VARIANT_BOOL fIsFolder;
HRESULT hr = m_spFolderItem->get_IsFolder(&fIsFolder);
if (SUCCEEDED(hr) && (fIsFolder == VARIANT_FALSE))
{
VARIANT_BOOL fIsFileSystem;
hr = m_spFolderItem->get_IsFileSystem(&fIsFileSystem);
if (SUCCEEDED(hr) && (fIsFileSystem == VARIANT_TRUE))
{
CComBSTR bstrDesc, bstrAttributes;
hr = GetItemInfo(IDS_ATTRIBUTES_COL, L"Attributes", bstrDesc, bstrAttributes);
if (SUCCEEDED(hr)) // Go ahead evenif (bstrAttributes.Length() > 0)
{
m_bstrInfoHTML += OLESTR("<p>");
m_bstrInfoHTML += bstrDesc;
m_bstrInfoHTML += OLESTR(": ");
FormatAttributes(bstrAttributes, m_bstrInfoHTML);
}
}
}
return hr;
}
HRESULT MakeMailLink(LPCWSTR pwszMailee, CComBSTR& bstrText)
{
HRESULT hr = S_OK;
bstrText += OLESTR("<A HREF=\'mailto:");
bstrText += pwszMailee;
bstrText += OLESTR("\'>");
bstrText += pwszMailee;
bstrText += OLESTR("</a>");
return hr;
}
HRESULT CFileListWrapper::GetItemAuthor()
{
CComBSTR bstrDesc, bstrAuthor;
HRESULT hr = GetItemInfo(IDS_AUTHOR_COL, L"Author", bstrDesc, bstrAuthor);
if (SUCCEEDED(hr) && (bstrAuthor.Length() > 0))
{
m_bstrInfoHTML += OLESTR("<p>");
m_bstrInfoHTML += bstrDesc;
m_bstrInfoHTML += OLESTR(": ");
if (StrChrW(bstrAuthor, L'@')) // This is most likely to be an e-mail address
{
MakeMailLink(bstrAuthor, m_bstrInfoHTML);
}
else
{
m_bstrInfoHTML += bstrAuthor;
}
m_bFoundAuthor = TRUE;
}
return hr;
}
HRESULT MakeLinksHyper(LPCWSTR pwszStr, CComBSTR& bstrText)
{
HRESULT hr = S_OK;
LPWSTR pwszBegin;
if ((pwszBegin = StrStrIW(pwszStr, L"http://"))
|| (pwszBegin = StrStrIW(pwszStr, L"file://")))
{
WCHAR wszTemp[INTERNET_MAX_URL_LENGTH];
int i;
for (i = 0; &pwszStr[i] != pwszBegin; i++)
{
wszTemp[i] = pwszStr[i];
}
wszTemp[i] = L'\0';
bstrText += wszTemp;
WCHAR* pwChEnd = StrStrW(pwszBegin, L" ");
if (!pwChEnd)
{
pwChEnd = &pwszBegin[lstrlenW(pwszBegin)];
}
for (i = 0; &pwszBegin[i] != pwChEnd; i++) // Seperate out the http://... or file://... string
{
wszTemp[i] = pwszBegin[i];
}
wszTemp[i] = L'\0';
MakeLink(wszTemp, wszTemp, bstrText);
for (i = 0; pwChEnd[i]; i++) // Copy out the rest, till the end
{
wszTemp[i] = pwChEnd[i];
}
wszTemp[i] = L'\0';
bstrText += wszTemp;
}
else
{
bstrText += pwszStr;
}
return hr;
}
HRESULT FormatDetails(LPCWSTR pwszDesc, LPCWSTR pwszDetails, CComBSTR& bstrText)
{
HRESULT hr = S_OK;
bstrText += OLESTR("<p>");
bstrText += pwszDesc;
bstrText += OLESTR(":");
if ((lstrlenW(pwszDesc) + lstrlenW(pwszDetails)) > 32)
{
bstrText += OLESTR("<br>");
}
else
{
bstrText += OLESTR(" ");
}
MakeLinksHyper(pwszDetails, bstrText);
return hr;
}
HRESULT CFileListWrapper::GetItemComment()
{
CComBSTR bstrDesc, bstrComment;
HRESULT hr = GetItemInfo(IDS_COMMENT_COL, L"Comment", bstrDesc, bstrComment);
if (SUCCEEDED(hr) && (bstrComment.Length() > 0))
{
m_bstrInfoHTML += OLESTR("<p><div class = Message>");
m_bstrInfoHTML += bstrComment;
m_bstrInfoHTML += OLESTR("</div>");
m_bFoundComment = TRUE;
}
return hr;
}
HRESULT CFileListWrapper::GetItemHTMLInfoTip()
{
CComBSTR bstrDesc, bstrHTMLInfoTipFile;
HRESULT hr = GetItemInfo(0, L"HTMLInfoTipFile", bstrDesc, bstrHTMLInfoTipFile);
if (SUCCEEDED(hr) && (bstrHTMLInfoTipFile.Length() > 0))
{
m_bstrInfoHTML += OLESTR("<br><p><iframe FRAMEBORDER=0 class=Message src=\"");
m_bstrInfoHTML += bstrHTMLInfoTipFile;
m_bstrInfoHTML += OLESTR("\"></iframe>");
}
return hr;
}
HRESULT CFileListWrapper::GetItemInfo(long lResId, LPWSTR wszInfoDescCanonical, CComBSTR& bstrInfoDesc, CComBSTR& bstrInfo)
{
HRESULT hr = E_FAIL;
WCHAR wszInfoDesc[MAX_PATH];
LoadStringW(_Module.GetResourceInstance(), lResId, wszInfoDesc, ARRAYSIZE(wszInfoDesc));
bstrInfoDesc = wszInfoDesc;
if (m_spFolderItem2)
{
CComBSTR bstrInfoDescCanonical = wszInfoDescCanonical;
CComVariant var;
hr = m_spFolderItem2->ExtendedProperty(bstrInfoDescCanonical, &var);
if (SUCCEEDED(hr))
{
WCHAR wszTemp[80];
if (var.vt == VT_BSTR)
{
// Of the three types of data we care about one is dangerous. The BSTR data that
// we read from the file could contain HTML code which we would render in WebView.
// This could cause potential security problems. To get around this we sanatize
// the BSTR before we return it. We need to do the following replacements:
//
// original replace with
// < &lt;
// > &gt;
// " &quot; <= this would be paranoid and isn't 100% critical
// ' &lsquo; <= this would be paranoid and isn't 100% critical
LPWSTR psz = var.bstrVal;
LPWSTR pszBad;
if (psz == NULL)
{
// we probably cant depend on hr and the out param matching (since this is
// scriptable and therefore must return success)
psz = L"";
}
while (pszBad = StrPBrkW(psz, L"<>"))
{
// store the bad character
WCHAR chBadChar = *pszBad;
// null the string
*pszBad = NULL;
// add the good part of the string, if there is any
if ( *psz )
bstrInfo += psz;
// based on which bad character we found add the correct HTLM special character code
switch ( chBadChar )
{
case L'<':
bstrInfo += L"&lt;";
break;
case L'>':
bstrInfo += L"&gt;";
break;
}
// Advance the psz pointer. Note it might be an empty string after this.
psz = pszBad+1;
}
// Add the remaining portion of the good string, even if it's an empty string.
// bstrInfo is passed in uninitialized so we need to set it to something even
// if that something is an empty string.
bstrInfo += psz;
}
else if (var.vt == VT_DATE)
{
SYSTEMTIME st;
FILETIME ft;
if (VariantTimeToSystemTime(var.date, &st)
&& SystemTimeToFileTime(&st, &ft)
&& SHFormatDateTimeW(&ft, &m_dwDateFlags, wszTemp, ARRAYSIZE(wszTemp)))
{
bstrInfo += wszTemp;
}
else
{
hr = E_FAIL;
}
}
else if (var.vt == VT_UI8 && StrCmpIW(wszInfoDescCanonical, L"size") == 0)
{
StrFormatByteSize64(var.ullVal, wszTemp, ARRAYSIZE(wszTemp));
bstrInfo += wszTemp;
}
else
{
hr = E_FAIL;
}
}
}
return hr;
}
HRESULT CFileListWrapper::NoneSelected()
{
WCHAR wszIntro[MAX_PATH];
CComPtr<FolderItem> spFolderItem;
if (!m_bCSCDisplayed)
{
CSCShowStatusInfo();
m_bCSCDisplayed = TRUE;
}
if (m_spFolderItems->Item(CComVariant(0), &spFolderItem) == S_OK)
{ // This filelist has atleast one item.
IfFalseRet(LoadStringW(_Module.GetResourceInstance(), IDS_PROMPT, wszIntro, ARRAYSIZE(wszIntro)), E_FAIL);
}
else
{
IfFalseRet(LoadStringW(_Module.GetResourceInstance(), IDS_EMPTY, wszIntro, ARRAYSIZE(wszIntro)), E_FAIL);
}
m_bstrInfoHTML += wszIntro;
spFolderItem = NULL;
if (SUCCEEDED(m_spFolder2->get_Self(&spFolderItem)))
{
m_spFolderItem = spFolderItem;
m_spFolderItem->QueryInterface(IID_FolderItem2, (void **)&m_spFolderItem2);
m_bFoundAuthor = FALSE;
m_bFoundComment = FALSE;
// Get the comment for the item
GetItemComment();
GetItemHTMLInfoTip();
DealWithDriveInfo();
GetCrossLinks();
m_spFolderItem2 = NULL;
m_spFolderItem = NULL;
}
return S_OK;
}
#define MAX_SELECTEDFILES_FOR_COMPUTING_SIZE 100
#define MAX_SELECTEDFILES_FOR_DISPLAYING_NAMES 16
HRESULT CFileListWrapper::MultipleSelected(long cSelection)
{
HRESULT hr = S_FALSE;
if (cSelection > 1)
{
WCHAR wszTemp[MAX_PATH];
wnsprintfW(wszTemp, ARRAYSIZE(wszTemp), L"%ld", cSelection);
m_bstrInfoHTML += wszTemp;
IfFalseRet(LoadStringW(_Module.GetResourceInstance(), IDS_MULTIPLE, wszTemp, ARRAYSIZE(wszTemp)), E_FAIL);
m_bstrInfoHTML += wszTemp;
if (cSelection <= MAX_SELECTEDFILES_FOR_COMPUTING_SIZE)
{
m_bstrInfoHTML += OLESTR("<p>");
CComPtr<FolderItem> spFolderItem;
long lSize = 0;
for (int i = 0; i < cSelection; i++)
{
long lTempSize;
if (SUCCEEDED(m_spFolderItems->Item(CComVariant(i), &spFolderItem)))
{
if (SUCCEEDED(spFolderItem->get_Size(&lTempSize)))
{
lSize += lTempSize;
}
spFolderItem = NULL;
}
}
if (lSize > 0L)
{
IfFalseRet(LoadStringW(_Module.GetResourceInstance(), IDS_FILESIZE, wszTemp, ARRAYSIZE(wszTemp)), E_FAIL);
m_bstrInfoHTML += wszTemp;
StrFormatByteSizeW(lSize, wszTemp, ARRAYSIZE(wszTemp));
m_bstrInfoHTML += wszTemp;
m_bstrInfoHTML += OLESTR("<p>");
}
if (cSelection <= MAX_SELECTEDFILES_FOR_DISPLAYING_NAMES)
{
CComBSTR bstrTemp;
for (int i = 0; i < cSelection; i++)
{
if (SUCCEEDED(m_spFolderItems->Item(CComVariant(i), &spFolderItem)))
{
if (SUCCEEDED(spFolderItem->get_Name(&bstrTemp)))
{
m_bstrInfoHTML += "<br>";
m_bstrInfoHTML += bstrTemp;
bstrTemp.Empty();
}
spFolderItem = NULL;
}
}
}
}
hr = S_OK;
}
return hr;
}
HRESULT CFileListWrapper::OneSelected()
{
HRESULT hr = E_FAIL;
m_bFoundAuthor = FALSE;
m_bFoundComment = FALSE;
// Get the name of the item, making it a hyper-link if appropriate.
GetItemNameForDisplay();
// Get the type of the item
GetItemType();
if (!m_bPathIsSlow)
{
// Get the comment for the item
GetItemComment();
// Get the HTMLInfoTip
GetItemHTMLInfoTip();
// Get the date/time stamp on the item
GetItemDateTime();
// Get the size of the item
GetItemSize();
// Get the attributes (hidden, RO etc.) of the item
GetItemAttributes();
// Get the author of the document
GetItemAuthor();
DealWithDriveInfo();
}
hr = S_OK;
return hr;
}
HRESULT CFileListWrapper::OnCSCClick()
{
HRESULT hres = E_FAIL;
CComPtr<Folder> spFolder;
CComPtr<Folder2> spFolder2;
if (m_spFileList && SUCCEEDED(m_spFileList->get_Folder(&spFolder))
&& SUCCEEDED(spFolder->QueryInterface(IID_Folder2, (void **)&spFolder2)))
{
m_spFolder2 = spFolder2;
hres = CSCShowStatus_FoldExpand_Toggle();
m_spFolder2 = NULL;
}
return S_OK;
}
HRESULT CFileListWrapper::OnCSCMouseOnOff(BOOL fOn)
{
CComPtr<IHTMLStyle> psPlusMin;
CComPtr<IHTMLStyle> psText;
HRESULT hres = E_FAIL;
// If we're already in this state don't do anything
if (m_bHotTracked == fOn)
return S_OK;
// If we receive a 'mouse on' but the element is not one we want to track or if we receive a 'mouse off' but
// the mouse is over one of our other elements that we want to hot track then don't do anything.
if (m_spWindow)
{
CComPtr<IHTMLEventObj> phtmlevent;
CComPtr<IHTMLElement> phtmlelement;
CComBSTR bstrId;
if (SUCCEEDED(m_spWindow->get_event(&phtmlevent)) && phtmlevent)
{
HRESULT hres;
if (!fOn)
hres = phtmlevent->get_toElement(&phtmlelement);
else
hres = phtmlevent->get_srcElement(&phtmlelement);
if (SUCCEEDED(hres) && phtmlelement && SUCCEEDED(phtmlelement->get_id(&bstrId)) && (bstrId.Length() > 0))
{
BOOL bContainsCSC;
bContainsCSC = (StrStrIW(bstrId, L"CSC") != NULL);
if (bContainsCSC != fOn)
return S_OK;
}
}
}
if (m_spCSCPlusMin && m_spCSCText && SUCCEEDED(hres = m_spCSCPlusMin->get_style(&psPlusMin)) && SUCCEEDED(hres = m_spCSCText->get_style(&psText)))
{
CComVariant vcolorBlack (OLESTR("black"));
CComBSTR bstrCSCPlusMin;
LPOLESTR pstrCursor = (fOn ? OLESTR("hand") : OLESTR("auto"));
CComVariant vcolorLink;
m_bHotTracked = fOn;
m_spDocument->get_linkColor(&vcolorLink);
if (m_bExpanded)
bstrCSCPlusMin = fOn ? CSC_MINUSHOT : CSC_MINUSCOLD;
else
bstrCSCPlusMin = fOn ? CSC_PLUSHOT : CSC_PLUSCOLD;
m_spCSCPlusMin->put_innerHTML(bstrCSCPlusMin);
psPlusMin->put_cursor(pstrCursor);
psText->put_color(fOn ? vcolorLink : vcolorBlack);
psText->put_cursor(pstrCursor);
}
return hres;
}
HRESULT CFileListWrapper::CSCSynchronize()
{
HRESULT hres = E_FAIL;
CComPtr<Folder> spFolder;
CComPtr<Folder2> spFolder2;
if (m_spFileList && SUCCEEDED(m_spFileList->get_Folder(&spFolder))
&& SUCCEEDED(spFolder->QueryInterface(IID_Folder2, (void **)&spFolder2)))
{
hres = spFolder2->Synchronize();
}
return hres;
}
const UINT c_ids_uiCSCText[] =
{IDS_CSC_ONLINE, IDS_CSC_OFFLINE, IDS_CSC_SERVERAVAILABLE, IDS_CSC_DIRTYCACHE};
HRESULT CFileListWrapper::CSCGetStatusText(LONG lStatus, CComBSTR& bstrCSCText)
{
WCHAR wszTemp[MAX_PATH];
if ((lStatus >= 0) && (lStatus < ARRAYSIZE(c_ids_uiCSCText))
&& LoadStringW(_Module.GetResourceInstance(), c_ids_uiCSCText[(int)lStatus], wszTemp, ARRAYSIZE(wszTemp)))
{
bstrCSCText += wszTemp;
}
return S_OK;
}
const UINT c_ids_uiCSCDetail[] =
{IDS_CSC_DETAIL_ONLINE, IDS_CSC_DETAIL_OFFLINE, IDS_CSC_DETAIL_SERVERAVAILABLE, IDS_CSC_DETAIL_DIRTYCACHE};
HRESULT CFileListWrapper::CSCGetStatusDetail(LONG lStatus, CComBSTR& bstrCSCDetail)
{
WCHAR wszTemp[MAX_PATH];
if ((lStatus >= 0) && (lStatus < ARRAYSIZE(c_ids_uiCSCDetail))
&& LoadStringW(_Module.GetResourceInstance(), c_ids_uiCSCDetail[(int)lStatus], wszTemp, ARRAYSIZE(wszTemp)))
{
bstrCSCDetail += wszTemp;
}
return S_OK;
}
#define CSC_STATUS_ONLINE 0
#define CSC_STATUS_OFFLINE 1
#define CSC_STATUS_SERVERAVAILABLE 2
#define CSC_STATUS_DIRTYCACHE 3
HRESULT CFileListWrapper::CSCGetStatusButton(LONG lStatus, CComBSTR& bstrCSCButton)
{
if ((lStatus == CSC_STATUS_SERVERAVAILABLE) || (lStatus == CSC_STATUS_DIRTYCACHE))
{
bstrCSCButton += OLESTR("<p class=Button><button onclick=\'WVCoord.CSCSynchronize()\'>");
WCHAR wszTemp[MAX_PATH];
LoadStringW(_Module.GetResourceInstance(), IDS_CSC_SYNCHRONIZE, wszTemp, ARRAYSIZE(wszTemp));
bstrCSCButton += wszTemp;
bstrCSCButton += OLESTR("</button>");
}
return S_OK;
}
HRESULT CFileListWrapper::GetCSCFolderStatus(LONG* plStatus)
{
return m_spFolder2 ? m_spFolder2->get_OfflineStatus(plStatus) : E_FAIL;
}
HRESULT CFileListWrapper::CSCShowStatusInfo()
{
LONG lStatus;
if (m_spCSCText && m_spCSCPlusMin && m_spCSCDetail && m_spCSCButton && m_spCSCStyle
&& m_spCSCDetailStyle && m_spCSCButtonStyle)
{
CComBSTR bstrCSC_Display;
if (SUCCEEDED(GetCSCFolderStatus(&lStatus)) && (lStatus >= 0))
{
CComBSTR bstrCSCText;
CSCGetStatusText(lStatus, bstrCSCText);
bstrCSCText += OLESTR("<br>");
CComBSTR bstrCSCPlusMin;
CComBSTR bstrCSCDetail;
CComBSTR bstrCSCDetail_Display;
if (m_bExpanded)
{
bstrCSCPlusMin = m_bHotTracked ? CSC_MINUSHOT : CSC_MINUSCOLD;
bstrCSCText += OLESTR("<br>");
CSCGetStatusDetail(lStatus, bstrCSCDetail);
bstrCSCDetail += OLESTR("<br>");
bstrCSCDetail_Display = OLESTR("");
if (m_bRTLDocument)
{
// [msadek]; Life would be easier if the object model has exposed
// right offset through get_offsetRight().
CComPtr<IHTMLControlElement> spDocBody = NULL;
long lOffsetLeft, lOffsetWidth, lClientWidth, lOffsetRight = 0;
if (SUCCEEDED(m_spCSCText->QueryInterface(IID_IHTMLControlElement, (void **)&spDocBody))
&& SUCCEEDED(m_spCSCText->get_offsetLeft(&lOffsetLeft))
&& SUCCEEDED(m_spCSCText->get_offsetWidth(&lOffsetWidth))
&& SUCCEEDED(spDocBody->get_clientWidth(&lClientWidth)))
{
lOffsetRight = lClientWidth - (lOffsetLeft + lOffsetWidth);
}
m_spCSCDetailStyle->put_marginRight(CComVariant(lOffsetRight - 10L));
}
else
{
long lOffsetLeft;
if (FAILED(m_spCSCText->get_offsetLeft(&lOffsetLeft)))
{
lOffsetLeft = 0;
}
m_spCSCDetailStyle->put_marginLeft(CComVariant(lOffsetLeft - 10L));
}
}
else
{
bstrCSCPlusMin = m_bHotTracked ? CSC_PLUSHOT : CSC_PLUSCOLD;
bstrCSCDetail += OLESTR("");
bstrCSCDetail_Display = OLESTR("none");
}
m_spCSCPlusMin->put_innerHTML(bstrCSCPlusMin);
m_spCSCText->put_innerHTML(bstrCSCText);
m_spCSCDetail->put_innerHTML(bstrCSCDetail);
m_spCSCDetailStyle->put_display(bstrCSCDetail_Display);
CComBSTR bstrCSCButton_Display;
CComBSTR bstrCSCButton;
if (SUCCEEDED(CSCGetStatusButton(lStatus, bstrCSCButton)) && (bstrCSCButton.Length() > 0))
{
bstrCSCButton_Display = OLESTR("");
}
else
{
bstrCSCButton = OLESTR("");
bstrCSCButton_Display = OLESTR("none");
}
m_spCSCButton->put_innerHTML(bstrCSCButton);
m_spCSCButtonStyle->put_display(bstrCSCButton_Display);
bstrCSC_Display = OLESTR("");
}
else
{
bstrCSC_Display = OLESTR("none");
}
m_spCSCStyle->put_display(bstrCSC_Display);
}
return S_OK;
}
HRESULT CFileListWrapper::CSCShowStatus_FoldExpand_Toggle()
{
m_bExpanded = !m_bExpanded;
return (CSCShowStatusInfo());
}
// fEnter true for mouseover, focus; false for mouseout, blur
HRESULT CFileListWrapper::OnWebviewLinkEvent( BOOL fEnter )
{
CComPtr<IHTMLEventObj> spEvent;
CComPtr<IHTMLElement> spAnchor;
HRESULT hr;
// NT# 354743, IHTMLEventObj::get_event() can return S_OK and
// not set the out param, so we need to protect against that.
spEvent = NULL;
hr = m_spWindow->get_event(&spEvent);
// Automation interfaces sometimes return S_FALSE on failures to prevent scripting errors
if (S_OK == hr)
{
// Sometimes Trident will not set the out parameter when it returns S_OK, so
// we need to make sure it's not NULL.
if (spEvent)
{
hr = GetEventAnchorElement(spEvent, &spAnchor);
}
else
hr = E_FAIL;
if (S_OK == hr)
{
if (fEnter)
{
CComBSTR bstrTitle;
hr = spAnchor->get_title(&bstrTitle);
if(SUCCEEDED(hr))
{
m_spWindow->put_status(bstrTitle);
}
spEvent->put_returnValue(CComVariant(true));
}
else
{
hr = m_spWindow->put_status(OLESTR(""));
}
}
}
return S_OK;
}
// Walks up the component chain from the event source, looking for
// an anchor element. Returns S_OK if successful, some error otherwise.
// On failure *ppElt will be set to null. Note that this gives back
// the IHTMLElement that corresponds to the anchor, not the
// IHTMLAnchorElement, as only IHTMLElement has get_title
HRESULT CFileListWrapper::GetEventAnchorElement( IHTMLEventObj *pEvent,
IHTMLElement **ppElt )
{
CComPtr<IHTMLElement> spElement;
*ppElt = NULL;
if( SUCCEEDED( pEvent->get_srcElement( &spElement )))
{
BOOL fContinue = TRUE;
while( fContinue && spElement )
{
CComPtr<IHTMLAnchorElement> spAnchor;
if( SUCCEEDED( spElement->QueryInterface( IID_IHTMLAnchorElement,
reinterpret_cast<void**>( &spAnchor ))))
{
fContinue = false;
*ppElt = spElement;
reinterpret_cast<IUnknown*>( *ppElt )->AddRef();
}
else
{
IHTMLElement *pIElt = NULL;
if( SUCCEEDED( spElement->get_parentElement( &pIElt )))
{
spElement = pIElt;
if (pIElt)
{
pIElt->Release();
}
}
else
{
spElement.Release();
}
}
}
}
return ( *ppElt ? S_OK : E_FAIL );
}
// Bind to the connection points for each of the link elements
// contained within m_spLinks. The advise cookie for each link
// is stored as an attribute within the link, so we don't need
// to maintain a mapping between links and elements.
// fAdvise -- true to make connections, false to break
HRESULT CFileListWrapper::AdviseWebviewLinks( BOOL fAdvise)
{
CComPtr<IDispatch> spDisp;
CComPtr<IHTMLElement> spElement;
CComPtr<IHTMLElementCollection> spCollection;
CComVariant vtEmpty;
CComBSTR bstrAttr = WV_LINKNAME;
long cLinks;
DWORD dwCookie;
HRESULT hr;
IfFailRet( GetWVLinksCollection( &spCollection, &cLinks ));
for( long i = 0; i < cLinks; i++ )
{
hr = spCollection->item( CComVariant( i ), vtEmpty, &spDisp );
if (!spDisp)
{
hr = E_FAIL;
}
if( SUCCEEDED( hr ))
{
hr = spDisp->QueryInterface( IID_IHTMLElement,
reinterpret_cast<void**>( &spElement ));
spDisp.Release();
}
if( SUCCEEDED( hr ))
{
if( fAdvise )
{
hr = AtlAdvise( spElement, this, IID_IDispatch, &dwCookie );
if( SUCCEEDED( hr ))
{
hr = spElement->setAttribute( bstrAttr,
CComVariant( static_cast<long>( dwCookie )),
VARIANT_FALSE );
if( FAILED( hr ))
{
AtlUnadvise( spElement, IID_IDispatch, dwCookie );
}
}
}
else
{
CComVariant vtCookie;
hr = spElement->getAttribute( bstrAttr, FALSE, &vtCookie );
if( SUCCEEDED( hr ))
{
dwCookie = static_cast<DWORD>( vtCookie.lVal );
AtlUnadvise( spElement, IID_IDispatch, dwCookie );
}
}
spElement.Release();
}
}
return S_OK;
}
// Get the IHTMLElementCollection that holds the named links
HRESULT CFileListWrapper::GetWVLinksCollection( IHTMLElementCollection **ppCollection,
long *pcLinks )
{
CComPtr<IDispatch> spDisp;
CComPtr<IHTMLElementCollection> spCollection;
CComVariant vtEmpty;
HRESULT hr;
ASSERT( ppCollection );
ASSERT( pcLinks );
*ppCollection = NULL;
*pcLinks = 0;
if (!m_spLinks) return E_FAIL;
// Get the initial element collection from m_spLinks
IfFailRet( m_spLinks->get_all( &spDisp ));
IfFailRet( spDisp->QueryInterface( IID_IHTMLElementCollection,
reinterpret_cast<void**>( &spCollection )));
spDisp.Release();
// Get the collection of elements with our linkname. If nothing exists, spDisp
// will be null and item returns S_OK.
IfFailRet( spCollection->item( CComVariant( WV_LINKNAME ), vtEmpty, &spDisp ));
if( !spDisp ) return E_FAIL;
IfFailRet( spDisp->QueryInterface( IID_IHTMLElementCollection,
reinterpret_cast<void**>( ppCollection )));
return reinterpret_cast<IHTMLElementCollection*>( *ppCollection )->get_length( pcLinks );
}
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