bool CDeskBand::FindPaths()
{
m_currentDirectory.clear();
m_selectedItems.clear();
m_bFilesSelected = false;
m_bFolderSelected = false;
if (m_pSite == NULL)
return false;
IServiceProvider * pServiceProvider;
if (SUCCEEDED(m_pSite->QueryInterface(IID_IServiceProvider, (LPVOID*)&pServiceProvider)))
{
IShellBrowser * pShellBrowser;
if (SUCCEEDED(pServiceProvider->QueryService(SID_SShellBrowser, IID_IShellBrowser, (LPVOID*)&pShellBrowser)))
{
IShellView * pShellView;
if (SUCCEEDED(pShellBrowser->QueryActiveShellView(&pShellView)))
{
IFolderView * pFolderView;
if (SUCCEEDED(pShellView->QueryInterface(IID_IFolderView, (LPVOID*)&pFolderView)))
{
// hooray! we got the IFolderView interface!
// that means the explorer is active and well :)
// but we also need the IShellFolder interface because
// we need its GetCurFolder() method
IPersistFolder2 * pPersistFolder;
if (SUCCEEDED(pFolderView->GetFolder(IID_IPersistFolder2, (LPVOID*)&pPersistFolder)))
{
LPITEMIDLIST folderpidl;
if (SUCCEEDED(pPersistFolder->GetCurFolder(&folderpidl)))
{
// we have the current folder
TCHAR buf[MAX_PATH] = {0};
// find the path of the folder
if (SHGetPathFromIDList(folderpidl, buf))
{
m_currentDirectory = buf;
}
// if m_currentDirectory is empty here, that means
// the current directory is a virtual path
IShellFolder * pShellFolder;
if (SUCCEEDED(pPersistFolder->QueryInterface(IID_IShellFolder, (LPVOID*)&pShellFolder)))
{
// if there was a new folder created but not found to set into editing mode,
// we try here to do that
if (!m_newfolderPidls.empty())
{
int nCount2 = 0;
IShellFolder * pShellFolder;
if (SUCCEEDED(pPersistFolder->QueryInterface(IID_IShellFolder, (LPVOID*)&pShellFolder)))
{
if (SUCCEEDED(pFolderView->ItemCount(SVGIO_ALLVIEW, &nCount2)))
{
for (int i=0; i<nCount2; ++i)
{
LPITEMIDLIST pidl;
pFolderView->Item(i, &pidl);
bool bFound = false;
for (std::vector<LPITEMIDLIST>::iterator it = m_newfolderPidls.begin(); it != m_newfolderPidls.end(); ++it)
{
HRESULT hr = pShellFolder->CompareIDs(0, pidl, *it);
if (HRESULT_CODE(hr) == 0)
{
// this item was there before, so it's not the new folder
CoTaskMemFree(*it);
m_newfolderPidls.erase(it);
bFound = true;
break;
}
}
if (!bFound)
{
pShellView->SelectItem(pidl, SVSI_EDIT);
}
CoTaskMemFree(pidl);
}
}
if ((nCount2)||(m_newfolderTimeoutCounter-- <= 0))
{
m_newfolderTimeoutCounter = 0;
for (std::vector<LPITEMIDLIST>::iterator it = m_newfolderPidls.begin(); it != m_newfolderPidls.end(); ++it)
{
CoTaskMemFree(*it);
}
m_newfolderPidls.clear();
}
pShellFolder->Release();
}
}
// find all selected items
IEnumIDList * pEnum;
if (SUCCEEDED(pFolderView->Items(SVGIO_SELECTION, IID_IEnumIDList, (LPVOID*)&pEnum)))
{
LPITEMIDLIST pidl;
WCHAR buf[MAX_PATH] = {0};
ULONG fetched = 0;
ULONG attribs = 0;
do
{
pidl = NULL;
if (SUCCEEDED(pEnum->Next(1, &pidl, &fetched)))
{
if (fetched)
{
// the pidl we get here is relative!
attribs = SFGAO_FILESYSTEM|SFGAO_FOLDER;
if (SUCCEEDED(pShellFolder->GetAttributesOf(1, (LPCITEMIDLIST*)&pidl, &attribs)))
{
if (attribs & SFGAO_FILESYSTEM)
{
// create an absolute pidl with the pidl we got above
LPITEMIDLIST abspidl = CPidl::Append(folderpidl, pidl);
if (abspidl)
{
if (SHGetPathFromIDList(abspidl, buf))
{
m_selectedItems[std::wstring(buf)] = attribs;
if (m_currentDirectory.empty())
{
// remove the last part of the path of the selected item
WCHAR * pSlash = _tcsrchr(buf, '\\');
if (pSlash)
*pSlash = 0;
m_currentDirectory = std::wstring(buf);
}
}
CoTaskMemFree(abspidl);
}
if (attribs & SFGAO_FOLDER)
m_bFolderSelected = true;
else
m_bFilesSelected = true;
}
}
}
CoTaskMemFree(pidl);
}
} while(fetched);
pEnum->Release();
}
pShellFolder->Release();
}
CoTaskMemFree(folderpidl);
}
pPersistFolder->Release();
}
pFolderView->Release();
}
pShellView->Release();
}
pShellBrowser->Release();
}
pServiceProvider->Release();
}
return ((!m_currentDirectory.empty()) || (!m_selectedItems.empty()));
}
void FileDialog::FilterFiles(HWND hDlg, bool refresh)
{
HWND parent = ::GetParent(hDlg);
IShellFolder *ishell = NULL;
IShellBrowser *ishellbrowser = NULL; // Does not have to be released
IShellView *ishellview = NULL;
IFolderView *ifolderview = NULL;
LPMALLOC imalloc = NULL;
HRESULT hr;
// Get pointer to the ListView control
HWND lv = ::GetDlgItem(::GetDlgItem(parent, lst2), 1);
if (lv == NULL)
{
wxASSERT(lv != NULL);
return;
}
// Get shell's memory allocation interface (must be Release()'d)
hr = SHGetMalloc(&imalloc);
if ((hr != NOERROR) || (imalloc == NULL))
{
wxASSERT((hr == NOERROR) && (imalloc != NULL));
return;
}
// Get IShellBrowser interface for current dialog
ishellbrowser = (IShellBrowser*)::SendMessage(parent, WM_GETISHELLBROWSER, 0, 0);
if (ishellbrowser)
{
// Get IShellBrowser interface for returned browser
if (ishellbrowser->QueryActiveShellView(&ishellview) == S_OK)
{
// Get the IFolderView interface...available on XP or greater
ishellview->QueryInterface(IID_IFolderView, (void **)&ifolderview);
}
}
// Init
LVITEM lvi;
wxZeroMemory(lvi);
// Process all items
int fltcnt = (int) m_Filters.GetCount();
int itmcnt = ::SendMessage(lv, LVM_GETITEMCOUNT, 0, 0);
for (int itm = 0; itm < itmcnt; itm++)
{
// Retrieve the file IDL
lvi.iItem = itm;
lvi.mask = LVIF_PARAM;
if (ListView_GetItem(lv, &lvi) != TRUE)
{
wxASSERT(FALSE);
break;
}
LPCITEMIDLIST fidl = (LPCITEMIDLIST) lvi.lParam;
// On Vista, lParam no longer contains the pidl so retrieve it via the
// IFolderView interface. This interface is only available on XP or higher
// so if that limitation isn't workable, use IShellView::GetItemObject() to
// retrieve items.
if (fidl == NULL && ifolderview != NULL)
{
ifolderview->Item(itm, (LPITEMIDLIST *) &fidl);
}
if (fidl == NULL)
{
wxASSERT(fidl != NULL);
break;
}
// Retrieve the IShellFolder interface of the parent (must be Release()'d)
if (ishell == NULL)
{
hr = SHBindToParentLocal(fidl, IID_IShellFolder, (void **)&ishell, NULL);
if (!SUCCEEDED(hr))
{
wxASSERT(SUCCEEDED(hr));
break;
}
}
// Get the attributes of the object
DWORD attr = SFGAO_FOLDER | SFGAO_BROWSABLE;
hr = ishell->GetAttributesOf(1, &fidl, &attr);
if (!SUCCEEDED(hr))
{
wxASSERT(SUCCEEDED(hr));
break;
}
// Allow all folders (things like zip files get filtered below)
if ((attr & (SFGAO_FOLDER)) && !(attr & SFGAO_BROWSABLE))
{
continue;
}
// Retrieve the parsable name of the object (includes extension)
STRRET str;
hr = ishell->GetDisplayNameOf(fidl, SHGDN_INFOLDER | SHGDN_FORPARSING, &str);
if (hr != NOERROR)
{
// For some objects, we get back an error of 80070057. I'm assuming this
// means there is no way to represent the name (like some sort of virtual name)
// or I've not used the correct PIDL. But, in either case, it "probably"
// represents some sort of folder (at least in all cases I've seen), so we
// simply allow it to display.
continue;
}
// Convert result to wxString
wxString filename;
switch (str.uType)
{
case STRRET_WSTR:
filename = str.pOleStr;
imalloc->Free(str.pOleStr);
break;
case STRRET_OFFSET:
filename = wxString(((char *)fidl) + str.uOffset, wxConvISO8859_1);
break;
case STRRET_CSTR:
filename = wxString(str.cStr, wxConvISO8859_1);
break;
}
// Convert the filename to lowercase (and remember to write filters in lowercase!)
filename = filename.Lower();
// Attempt to match it to all of our filters
bool match = false;
for (int flt = 0; flt < fltcnt; flt++)
{
if (wxMatchWild(m_Filters[flt], filename, false))
{
match = true;
break;
}
}
// Remove it from the display if it didn't match any of the filters.
if (!match)
{
ListView_DeleteItem(lv, itm);
itm--;
itmcnt--;
}
}
// On Vista and maybe XP, we seem to need to refresh the view after
// changing the filters. But, only refresh for type changes and not
// selection changes since it causes additional selection change
// events to occur.
if (ishellview && refresh)
{
ishellview->Refresh();
}
// Release the interface
if (ifolderview)
{
ifolderview->Release();
}
// Release the interface
if (ishellview)
{
ishellview->Release();
}
// Release the interface
if (ishell)
{
ishell->Release();
}
// Release the interface
if (imalloc)
{
imalloc->Release();
}
}
void CDeskBand::Rename(HWND hwnd, const std::map<std::wstring, ULONG>& items)
{
// fill the list of selected file/foldernames
m_filelist.clear();
if (items.size() > 1)
{
for (std::map<std::wstring, ULONG>::const_iterator it = items.begin(); it != items.end(); ++it)
{
size_t pos = it->first.find_last_of('\\');
if (pos != std::wstring::npos)
{
m_filelist.insert(it->first.substr(pos+1));
}
}
}
else if (items.size() == 1)
{
for (std::map<std::wstring, ULONG>::const_iterator it = items.begin(); it != items.end(); ++it)
{
size_t pos = it->first.find_last_of('\\');
if (pos != std::wstring::npos)
{
m_filelist.insert(it->first.substr(pos+1));
}
}
}
else
{
// no files or only one file were selected.
// use all files and folders in the current folder instead
IServiceProvider * pServiceProvider = NULL;
if (SUCCEEDED(GetIServiceProvider(hwnd, &pServiceProvider)))
{
IShellBrowser * pShellBrowser;
if (SUCCEEDED(pServiceProvider->QueryService(SID_SShellBrowser, IID_IShellBrowser, (LPVOID*)&pShellBrowser)))
{
IShellView * pShellView;
if (SUCCEEDED(pShellBrowser->QueryActiveShellView(&pShellView)))
{
IFolderView * pFolderView;
if (SUCCEEDED(pShellView->QueryInterface(IID_IFolderView, (LPVOID*)&pFolderView)))
{
// hooray! we got the IFolderView interface!
// that means the explorer is active and well :)
// but we also need the IShellFolder interface because
// we need its GetCurFolder() method
IPersistFolder2 * pPersistFolder;
if (SUCCEEDED(pFolderView->GetFolder(IID_IPersistFolder2, (LPVOID*)&pPersistFolder)))
{
LPITEMIDLIST folderpidl;
if (SUCCEEDED(pPersistFolder->GetCurFolder(&folderpidl)))
{
// we have the current folder
TCHAR buf[MAX_PATH] = {0};
// find the path of the folder
if (SHGetPathFromIDList(folderpidl, buf))
{
m_currentDirectory = buf;
}
// if m_currentDirectory is empty here, that means
// the current directory is a virtual path
IShellFolder * pShellFolder;
if (SUCCEEDED(pPersistFolder->QueryInterface(IID_IShellFolder, (LPVOID*)&pShellFolder)))
{
// find all selected items
IEnumIDList * pEnum;
if (SUCCEEDED(pFolderView->Items(SVGIO_ALLVIEW, IID_IEnumIDList, (LPVOID*)&pEnum)))
{
LPITEMIDLIST pidl;
WCHAR buf[MAX_PATH] = {0};
ULONG fetched = 0;
ULONG attribs = 0;
do
{
pidl = NULL;
if (SUCCEEDED(pEnum->Next(1, &pidl, &fetched)))
{
if (fetched)
{
// the pidl we get here is relative!
attribs = SFGAO_FILESYSTEM|SFGAO_FOLDER;
if (SUCCEEDED(pShellFolder->GetAttributesOf(1, (LPCITEMIDLIST*)&pidl, &attribs)))
{
if (attribs & SFGAO_FILESYSTEM)
{
// create an absolute pidl with the pidl we got above
LPITEMIDLIST abspidl = CPidl::Append(folderpidl, pidl);
if (abspidl)
{
if (SHGetPathFromIDList(abspidl, buf))
{
std::wstring p = buf;
size_t pos = p.find_last_of('\\');
if (pos != std::wstring::npos)
{
m_filelist.insert(p.substr(pos+1));
}
}
CoTaskMemFree(abspidl);
}
}
}
}
CoTaskMemFree(pidl);
}
} while(fetched);
pEnum->Release();
}
pShellFolder->Release();
}
CoTaskMemFree(folderpidl);
}
pPersistFolder->Release();
}
pFolderView->Release();
}
pShellView->Release();
}
pShellBrowser->Release();
}
pServiceProvider->Release();
}
}
// show the rename dialog
m_bDialogShown = TRUE;
CRenameDlg dlg(hwnd);
dlg.SetFileList(m_filelist);
if (dlg.DoModal(g_hInst, IDD_RENAMEDLG, hwnd, NULL) == IDOK)
{
try
{
const std::tr1::wregex regCheck(dlg.GetMatchString(), dlg.GetRegexFlags());
NumberReplaceHandler handler(dlg.GetReplaceString());
// start renaming the files
IServiceProvider * pServiceProvider = NULL;
if (SUCCEEDED(GetIServiceProvider(hwnd, &pServiceProvider)))
{
IShellBrowser * pShellBrowser;
if (SUCCEEDED(pServiceProvider->QueryService(SID_SShellBrowser, IID_IShellBrowser, (LPVOID*)&pShellBrowser)))
{
IShellView * pShellView;
if (SUCCEEDED(pShellBrowser->QueryActiveShellView(&pShellView)))
{
IFolderView * pFolderView;
if (SUCCEEDED(pShellView->QueryInterface(IID_IFolderView, (LPVOID*)&pFolderView)))
{
// hooray! we got the IFolderView interface!
// that means the explorer is active and well :)
// but we also need the IShellFolder interface because
// we need its GetDisplayNameOf() method
IPersistFolder2 * pPersistFolder;
if (SUCCEEDED(pFolderView->GetFolder(IID_IPersistFolder2, (LPVOID*)&pPersistFolder)))
{
IShellFolder * pShellFolder;
if (SUCCEEDED(pPersistFolder->QueryInterface(IID_IShellFolder, (LPVOID*)&pShellFolder)))
{
// our next task is to enumerate all the
// items in the folder view and select those
// which match the text in the edit control
int nCount = 0;
if (SUCCEEDED(pFolderView->ItemCount(SVGIO_ALLVIEW, &nCount)))
{
for (int i=0; i<nCount; ++i)
{
LPITEMIDLIST pidl;
if (SUCCEEDED(pFolderView->Item(i, &pidl)))
{
STRRET str;
if (SUCCEEDED(pShellFolder->GetDisplayNameOf(pidl,
// SHGDN_FORPARSING needed to get the extensions even if they're not shown
SHGDN_INFOLDER|SHGDN_FORPARSING,
&str)))
{
TCHAR dispname[MAX_PATH];
StrRetToBuf(&str, pidl, dispname, _countof(dispname));
std::wstring replaced;
try
{
std::wstring sDispName = dispname;
// check if the item is in the list of selected items
if (m_filelist.find(sDispName) != m_filelist.end())
{
replaced = std::tr1::regex_replace(sDispName, regCheck, dlg.GetReplaceString());
replaced = handler.ReplaceCounters(replaced);
if (replaced.compare(sDispName))
{
ITEMIDLIST * pidlrenamed;
pShellFolder->SetNameOf(NULL, pidl, replaced.c_str(), SHGDN_FORPARSING|SHGDN_INFOLDER, &pidlrenamed);
// if the rename was successful, select the renamed item
if (pidlrenamed)
pFolderView->SelectItem(i, SVSI_CHECK|SVSI_SELECT);
}
}
}
catch (std::exception)
{
}
}
CoTaskMemFree(pidl);
}
}
}
pShellFolder->Release();
}
pPersistFolder->Release();
}
pFolderView->Release();
}
pShellView->Release();
}
pShellBrowser->Release();
}
pServiceProvider->Release();
}
}
catch (std::exception)
{
}
}
m_bDialogShown = FALSE;
}
bool CDeskBand::Filter(LPTSTR filter)
{
bool bReturn = false;
IServiceProvider * pServiceProvider;
if (SUCCEEDED(m_pSite->QueryInterface(IID_IServiceProvider, (LPVOID*)&pServiceProvider)))
{
IShellBrowser * pShellBrowser;
if (SUCCEEDED(pServiceProvider->QueryService(SID_SShellBrowser, IID_IShellBrowser, (LPVOID*)&pShellBrowser)))
{
IShellView * pShellView;
if (SUCCEEDED(pShellBrowser->QueryActiveShellView(&pShellView)))
{
IFolderView * pFolderView;
if (SUCCEEDED(pShellView->QueryInterface(IID_IFolderView, (LPVOID*)&pFolderView)))
{
// hooray! we got the IFolderView interface!
// that means the explorer is active and well :)
IShellFolderView * pShellFolderView;
if (SUCCEEDED(pShellView->QueryInterface(IID_IShellFolderView, (LPVOID*)&pShellFolderView)))
{
// the first thing we do is to deselect all already selected entries
pFolderView->SelectItem(NULL, SVSI_DESELECTOTHERS);
// but we also need the IShellFolder interface because
// we need its GetDisplayNameOf() method
IPersistFolder2 * pPersistFolder;
if (SUCCEEDED(pFolderView->GetFolder(IID_IPersistFolder2, (LPVOID*)&pPersistFolder)))
{
LPITEMIDLIST curFolder;
pPersistFolder->GetCurFolder(&curFolder);
if (ILIsEqual(m_currentFolder, curFolder))
{
CoTaskMemFree(curFolder);
}
else
{
CoTaskMemFree(m_currentFolder);
m_currentFolder = curFolder;
for (size_t i=0; i<m_noShows.size(); ++i)
{
CoTaskMemFree(m_noShows[i]);
}
m_noShows.clear();
}
IShellFolder * pShellFolder;
if (SUCCEEDED(pPersistFolder->QueryInterface(IID_IShellFolder, (LPVOID*)&pShellFolder)))
{
// our next task is to enumerate all the
// items in the folder view and select those
// which match the text in the edit control
bool bUseRegex = (filter[0] == '\\');
try
{
const std::tr1::wregex regCheck(&filter[1], std::tr1::regex_constants::icase | std::tr1::regex_constants::ECMAScript);
}
catch (std::exception)
{
bUseRegex = false;
}
if (!bUseRegex)
{
// force the filter to lowercase
TCHAR * pString = filter;
while (*pString)
{
*pString = _totlower(*pString);
pString++;
}
}
int nCount = 0;
if (SUCCEEDED(pFolderView->ItemCount(SVGIO_ALLVIEW, &nCount)))
{
pShellFolderView->SetRedraw(FALSE);
HWND listView = GetListView32(pShellView);
LRESULT viewType = 0;
if (listView)
{
// inserting items in the list view if the list view is set to
// e.g., LV_VIEW_LIST is painfully slow. So save the current view
// and set it to LV_VIEW_DETAILS (which is much faster for inserting)
// and restore the view after we're done.
viewType = SendMessage(listView, LVM_GETVIEW, 0, 0);
SendMessage(listView, LVM_SETVIEW, LV_VIEW_DETAILS, 0);
}
std::vector<LPITEMIDLIST> noShows;
for (int i=0; i<nCount; ++i)
{
LPITEMIDLIST pidl;
if (SUCCEEDED(pFolderView->Item(i, &pidl)))
{
if (CheckDisplayName(pShellFolder, pidl, filter, bUseRegex))
{
// remove now shown items which are in the no-show list
// this is necessary since we don't get a notification
// if the shell refreshes its view
for (std::vector<LPITEMIDLIST>::iterator it = m_noShows.begin(); it != m_noShows.end(); ++it )
{
if (HRESULT_CODE(pShellFolder->CompareIDs(SHCIDS_CANONICALONLY, *it, pidl))==0)
{
m_noShows.erase(it);
break;
}
}
CoTaskMemFree(pidl);
}
else
{
UINT puItem = 0;
if (pShellFolderView->RemoveObject(pidl, &puItem) == S_OK)
{
i--;
nCount--;
noShows.push_back(pidl);
}
}
}
}
// now add all those items again which were removed by a previous filter string
// but don't match this new one
//pShellFolderView->SetObjectCount(5000, SFVSOC_INVALIDATE_ALL|SFVSOC_NOSCROLL);
for (size_t i=0; i<m_noShows.size(); ++i)
{
LPITEMIDLIST pidlNoShow = m_noShows[i];
if (CheckDisplayName(pShellFolder, pidlNoShow, filter, bUseRegex))
{
m_noShows.erase(m_noShows.begin() + i);
i--;
UINT puItem = (UINT)i;
pShellFolderView->AddObject(pidlNoShow, &puItem);
CoTaskMemFree(pidlNoShow);
}
}
for (size_t i=0; i<noShows.size(); ++i)
{
m_noShows.push_back(noShows[i]);
}
if (listView)
{
SendMessage(listView, LVM_SETVIEW, viewType, 0);
}
pShellFolderView->SetRedraw(TRUE);
}
pShellFolder->Release();
}
pPersistFolder->Release();
}
pShellFolderView->Release();
}
pFolderView->Release();
}
pShellView->Release();
}
pShellBrowser->Release();
}
pServiceProvider->Release();
}
return bReturn;
}