402 lines
12 KiB
C++
402 lines
12 KiB
C++
/*****************************************************************************\
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FILE: Dialogs.cpp
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DESCRIPTION:
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This file exists to display dialogs needed during FTP operations.
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\*****************************************************************************/
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#include "priv.h"
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#include <mshtmhst.h>
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#include "dialogs.h"
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#ifdef ADD_ABOUTBOX
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/*****************************************************************************\
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FUNCTION: DisplayAboutBox
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DESCRIPTION:
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The about box is now an HTML dialog. It is sent a ~ (tilde)
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delimited BSTR that has, in this order, version number,
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person software is licensed to, company software is licensed to, and
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whether 40, 56, or 128 bit ie is installed.
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\*****************************************************************************/
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HRESULT DisplayAboutBox(HWND hWnd)
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{
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TCHAR szInfo[512];
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szInfo[0] = 0;
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SHAboutInfo(szInfo, ARRAYSIZE(szInfo)); // from shlwapi
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BSTR bstrVal = TCharSysAllocString(szInfo);
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if (bstrVal)
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{
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VARIANT var = {0}; // variant containing version and user info
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var.vt = VT_BSTR;
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var.bstrVal = bstrVal;
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IMoniker *pmk;
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if (SUCCEEDED(CreateURLMoniker(NULL, L"res://msieftp.dll/about.htm", &pmk)))
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{
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ShowHTMLDialog(hWnd, pmk, &var, NULL, NULL);
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pmk->Release();
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}
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SysFreeString(bstrVal);
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}
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return S_OK;
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}
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#endif // ADD_ABOUTBOX
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// This function exists to see if the FTP version of the Copy To Folder
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// feature's target is valid. The shell has "Copy To Folder" in the toolbar
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// that accomplishes the copy by using Drag and Drop. FTP has it's own
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// version of this feature in the context menu and file menu that doesn't
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// use drag and drop. This exists because the type of drag and drop
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// that we need (CFSTR_FILECONTENTS) isn't correctly implemented on
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// old shells and our implmentation is 3 times faster!!! However,
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// we only support file system targets so let's see if this is one
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// of those.
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BOOL IsValidFTPCopyToFolderTarget(LPCITEMIDLIST pidl)
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{
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BOOL fAllowed = FALSE;
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if (pidl)
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{
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TCHAR szPath[MAX_PATH];
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if (SHGetPathFromIDList((LPITEMIDLIST)pidl, szPath))
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{
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fAllowed = TRUE;
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}
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}
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return fAllowed;
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}
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int BrowseCallback(HWND hwnd, UINT msg, LPARAM lParam, LPARAM lpData)
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{
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int nResult = 0;
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switch (msg)
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{
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case BFFM_INITIALIZED:
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if (lpData) // Documentation says it will be NULL but other code does this.
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{
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// we passed ppidl as lpData so pass on just pidl
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// Notice I pass BFFM_SETSELECTIONA which would normally indicate ANSI.
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// I do this because Win95 requires it, but it doesn't matter because I'm
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// only passing a pidl
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SendMessage(hwnd, BFFM_SETSELECTIONA, FALSE, (LPARAM)((LPITEMIDLIST)lpData));
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}
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break;
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// NT #282886: Need to verify if the path is supported. (A:\ with floppy inserted w/o cancel)
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// I verified this works shortly after Win2k but we need to test for it in the future.
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case BFFM_SELCHANGED:
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// We need to make sure that the selected item is valid for us to
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// accept. This is because the tree will contain items that don't
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// pass the filter (file sys only) because they have non-filtered
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// children. We need to disable the OK button when this happens
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// to prevent getting
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SendMessage(hwnd, BFFM_ENABLEOK, 0, (LPARAM)IsValidFTPCopyToFolderTarget((LPCITEMIDLIST) lParam));
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break;
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case BFFM_VALIDATEFAILEDA:
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AssertMsg(0, TEXT("How can we get this? That's not the structure I sent them."));
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break;
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case BFFM_VALIDATEFAILEDW:
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// If we return zero, then we are saying it's OK. We only want to do this with
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// file paths.
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nResult = !PathIsRoot((LPCWSTR) lParam);
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// Is this invalid?
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if (nResult)
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{
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TCHAR szErrorTitle[MAX_PATH];
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TCHAR szErrorMsg[MAX_PATH];
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// Yes, so we need to inform the user so they know why the dialog doesn't
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// close.
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EVAL(LoadString(HINST_THISDLL, IDS_HELP_MSIEFTPTITLE, szErrorTitle, ARRAYSIZE(szErrorTitle)));
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EVAL(LoadString(HINST_THISDLL, IDS_FTPERR_BAD_DL_TARGET, szErrorMsg, ARRAYSIZE(szErrorMsg)));
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MessageBox(hwnd, szErrorMsg, szErrorTitle, (MB_OK | MB_ICONERROR));
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}
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break;
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}
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return nResult;
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}
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/*****************************************************************************\
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FUNCTION: BrowseForDir
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DESCRIPTION:
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Let the user browser for a directory on the local file system
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in order to chose a destination for the FTP transfer.
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S_FALSE will be returned if the user cancelled the action.
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\*****************************************************************************/
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HRESULT BrowseForDir(HWND hwndParent, LPCTSTR pszTitle, LPCITEMIDLIST pidlDefaultSelect, LPITEMIDLIST * ppidlSelected)
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{
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HRESULT hr = S_OK;
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if (ppidlSelected)
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{
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ASSERT(hwndParent);
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BROWSEINFO bi = {0};
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bi.hwndOwner = hwndParent;
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bi.lpszTitle = pszTitle;
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bi.lpfn = BrowseCallback;
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bi.lParam = (LPARAM) pidlDefaultSelect;
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bi.ulFlags = (BIF_RETURNONLYFSDIRS | BIF_RETURNFSANCESTORS | BIF_EDITBOX | BIF_USENEWUI | BIF_VALIDATE);
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*ppidlSelected = SHBrowseForFolder(&bi);
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if (!*ppidlSelected)
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hr = S_FALSE;
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}
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return hr;
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}
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/****************************************************\
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FUNCTION: ShowDialog
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DESCRIPTION:
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\****************************************************/
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HRESULT CDownloadDialog::ShowDialog(HWND hwndOwner, LPTSTR pszDir, DWORD cchSize, DWORD * pdwDownloadType)
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{
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HRESULT hr = S_OK;
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if (DialogBoxParam(HINST_THISDLL, MAKEINTRESOURCE(IDD_DOWNLOADDIALOG), hwndOwner, DownloadDialogProc, (LPARAM)this))
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{
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StrCpyN(pszDir, HANDLE_NULLSTR(m_pszDir), cchSize);
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*pdwDownloadType = m_dwDownloadType;
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hr = S_OK;
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}
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else
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hr = S_FALSE;
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return hr;
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}
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/****************************************************\
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FUNCTION: DownloadDialogProc
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DESCRIPTION:
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\****************************************************/
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INT_PTR CALLBACK CDownloadDialog::DownloadDialogProc(HWND hDlg, UINT wMsg, WPARAM wParam, LPARAM lParam)
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{
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CDownloadDialog * ppd = (CDownloadDialog *)GetWindowLongPtr(hDlg, GWLP_USERDATA);
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if (WM_INITDIALOG == wMsg)
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{
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SetWindowLongPtr(hDlg, GWLP_USERDATA, lParam);
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ppd = (CDownloadDialog *)lParam;
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}
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if (ppd)
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return ppd->_DownloadDialogProc(hDlg, wMsg, wParam, lParam);
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return TRUE;
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}
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/****************************************************\
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FUNCTION: _DownloadDialogProc
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DESCRIPTION:
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\****************************************************/
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BOOL CDownloadDialog::_DownloadDialogProc(HWND hDlg, UINT wMsg, WPARAM wParam, LPARAM lParam)
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{
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switch (wMsg)
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{
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case WM_INITDIALOG:
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return _InitDialog(hDlg);
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case WM_COMMAND:
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return _OnCommand(hDlg, wParam, lParam);
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}
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return FALSE;
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}
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/****************************************************\
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FUNCTION: _OnCommand
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DESCRIPTION:
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\****************************************************/
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BOOL CDownloadDialog::_OnCommand(HWND hDlg, WPARAM wParam, LPARAM lParam)
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{
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UINT idc = GET_WM_COMMAND_ID(wParam, lParam);
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switch (idc)
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{
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case IDC_DOWNLOAD_BUTTON:
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if (SUCCEEDED(_DownloadButton(hDlg)))
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EndDialog(hDlg, TRUE);
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break;
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case IDCANCEL:
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EndDialog(hDlg, FALSE);
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break;
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case IDC_BROWSE_BUTTON:
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_BrowseButton(hDlg);
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break;
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default:
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return FALSE;
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}
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return TRUE;
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}
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/****************************************************\
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FUNCTION: _InitDialog
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DESCRIPTION:
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\****************************************************/
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BOOL CDownloadDialog::_InitDialog(HWND hDlg)
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{
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HRESULT hr;
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TCHAR szDir[MAX_PATH] = TEXT("C:\\"); // If all else fails.
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DWORD cbSize = sizeof(szDir);
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// Set the Directory
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if ((ERROR_SUCCESS != SHGetValue(HKEY_CURRENT_USER, SZ_REGKEY_INTERNET_EXPLORER, SZ_REGVALUE_DOWNLOAD_DIR, NULL, szDir, &cbSize)) ||
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(!PathFileExists(szDir)))
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{
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LPITEMIDLIST pidlMyDocuments;
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// Create the default dir, which should be "My Documents"
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hr = SHGetSpecialFolderLocation(hDlg, CSIDL_PERSONAL, &pidlMyDocuments);
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if (SUCCEEDED(hr) && pidlMyDocuments)
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{
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SHGetPathFromIDList(pidlMyDocuments, szDir);
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ILFree(pidlMyDocuments);
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}
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}
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SetWindowText(GetDlgItem(hDlg, IDC_DOWNLOAD_DIR), szDir);
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// Set the Download Type
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cbSize = sizeof(m_dwDownloadType);
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m_dwDownloadType = FTP_TRANSFER_TYPE_UNKNOWN; // Default.
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SHGetValue(HKEY_CURRENT_USER, SZ_REGKEY_FTPFOLDER, SZ_REGVALUE_DOWNLOAD_TYPE, NULL, &m_dwDownloadType, &cbSize);
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for (UINT idDownloadType = IDS_DL_TYPE_AUTOMATIC; idDownloadType <= IDS_DL_TYPE_BINARY; idDownloadType++)
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{
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LoadString(HINST_THISDLL, idDownloadType, szDir, ARRAYSIZE(szDir));
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SendMessage(GetDlgItem(hDlg, IDC_DOWNLOAD_AS_LIST), CB_ADDSTRING, NULL, (LPARAM) szDir);
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}
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SendMessage(GetDlgItem(hDlg, IDC_DOWNLOAD_AS_LIST), CB_SETCURSEL, (WPARAM) m_dwDownloadType, 0);
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hr = AutoCompleteFileSysInEditbox(GetDlgItem(hDlg, IDC_DOWNLOAD_DIR));
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ASSERT(SUCCEEDED(hr));
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return FALSE;
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}
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/****************************************************\
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FUNCTION: _DownloadButton
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DESCRIPTION:
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\****************************************************/
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HRESULT CDownloadDialog::_DownloadButton(HWND hDlg)
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{
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HRESULT hr = S_OK;
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TCHAR szDirOriginal[MAX_PATH]; // If all else fails.
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TCHAR szDir[MAX_PATH]; // If all else fails.
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// Get the Directory
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GetWindowText(GetDlgItem(hDlg, IDC_DOWNLOAD_DIR), szDirOriginal, ARRAYSIZE(szDirOriginal));
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EVAL(ExpandEnvironmentStrings(szDirOriginal, szDir, ARRAYSIZE(szDir)));
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Str_SetPtr(&m_pszDir, szDir);
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SHSetValue(HKEY_CURRENT_USER, SZ_REGKEY_INTERNET_EXPLORER, SZ_REGVALUE_DOWNLOAD_DIR, REG_SZ, szDir, ARRAYSIZE(szDir));
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// Get the Download Type
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m_dwDownloadType = (DWORD)SendMessage(GetDlgItem(hDlg, IDC_DOWNLOAD_AS_LIST), CB_GETCURSEL, 0, 0);
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SHSetValue(HKEY_CURRENT_USER, SZ_REGKEY_FTPFOLDER, SZ_REGVALUE_DOWNLOAD_TYPE, REG_DWORD, &m_dwDownloadType, sizeof(m_dwDownloadType));
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// Make sure this path is usable
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ASSERT(hDlg);
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if (S_OK == SHPathPrepareForWriteWrapW(hDlg, NULL, szDir, FO_COPY, SHPPFW_DEFAULT))
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{
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if (!PathIsRoot(szDir) && !PathFileExists(szDir))
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{
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TCHAR szErrorTitle[MAX_PATH];
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TCHAR szErrorMsg[MAX_PATH];
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TCHAR szErrorTemplate[MAX_PATH];
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hr = E_FAIL; // Until we get a valid directory, we can't do the download.
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EVAL(LoadString(HINST_THISDLL, IDS_HELP_MSIEFTPTITLE, szErrorTitle, ARRAYSIZE(szErrorTitle)));
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EVAL(LoadString(HINST_THISDLL, IDS_FTPERR_CREATEDIRPROMPT, szErrorTemplate, ARRAYSIZE(szErrorTemplate)));
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wnsprintf(szErrorMsg, ARRAYSIZE(szErrorMsg), szErrorTemplate, szDir);
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if (IDYES == MessageBox(hDlg, szErrorMsg, szErrorTitle, (MB_YESNO | MB_ICONQUESTION)))
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{
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if (CreateDirectory(szDir, NULL))
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hr = S_OK;
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else
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{
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EVAL(LoadString(HINST_THISDLL, IDS_FTPERR_CREATEFAILED, szErrorMsg, ARRAYSIZE(szErrorMsg)));
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MessageBox(hDlg, szErrorMsg, szErrorTitle, (MB_OK | MB_ICONERROR));
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}
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}
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}
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}
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return hr;
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}
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/****************************************************\
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FUNCTION: _BrowseButton
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DESCRIPTION:
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\****************************************************/
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void CDownloadDialog::_BrowseButton(HWND hDlg)
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{
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TCHAR szDefaultDir[MAX_PATH];
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TCHAR szTitle[MAX_PATH];
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GetWindowText(GetDlgItem(hDlg, IDC_DOWNLOAD_DIR), szDefaultDir, ARRAYSIZE(szDefaultDir));
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EVAL(LoadString(HINST_THISDLL, IDS_DLG_DOWNLOAD_TITLE, szTitle, ARRAYSIZE(szTitle)));
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if (S_OK == BrowseForDir(hDlg, szTitle, NULL, NULL))
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SetWindowText(GetDlgItem(hDlg, IDC_DOWNLOAD_DIR), szDefaultDir);
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}
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/****************************************************\
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Constructor
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\****************************************************/
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CDownloadDialog::CDownloadDialog()
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{
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// NOTE: This can go on the stack so it may not be zero inited.
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m_pszDir = NULL;
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m_hwnd = NULL;
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}
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/****************************************************\
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Destructor
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\****************************************************/
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CDownloadDialog::~CDownloadDialog()
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{
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Str_SetPtr(&m_pszDir, NULL);
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}
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