6627a4b049
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3664 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
160 lines
3.9 KiB
C++
160 lines
3.9 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: dirdlg.cpp
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// Purpose: wxDirDialog
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// Author: Julian Smart
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// Modified by:
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// Created: 01/02/97
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// RCS-ID: $Id$
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// Copyright: (c) Julian Smart and Markus Holzem
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifdef __GNUG__
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#pragma implementation "dirdlg.h"
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#endif
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// For compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#ifndef WX_PRECOMP
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#include <stdio.h>
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#include "wx/defs.h"
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#include "wx/utils.h"
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#include "wx/dialog.h"
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#include "wx/dirdlg.h"
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#endif
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#if (defined(__WIN95__) && !defined(__GNUWIN32__))||defined(wxUSE_NORLANDER_HEADERS)
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#include "shlobj.h" // Win95 shell
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#endif
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#include "wx/msw/private.h"
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#include "wx/cmndata.h"
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#include <math.h>
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#include <stdlib.h>
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#include <string.h>
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#define wxDIALOG_DEFAULT_X 300
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#define wxDIALOG_DEFAULT_Y 300
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#if !USE_SHARED_LIBRARY
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IMPLEMENT_CLASS(wxDirDialog, wxDialog)
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#endif
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static int CALLBACK
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BrowseCallbackProc(HWND hwnd,UINT uMsg,LPARAM lp, LPARAM pData)
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{
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TCHAR szDir[MAX_PATH];
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switch(uMsg)
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{
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case BFFM_INITIALIZED:
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// We have put m_path into pData.
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// TRUE -> passing char *, not dir id.
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SendMessage(hwnd,BFFM_SETSELECTION,TRUE,pData);
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break;
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case BFFM_SELCHANGED:
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// Set the status window to the currently selected path.
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if (SHGetPathFromIDList((LPITEMIDLIST) lp ,szDir))
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{
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SendMessage(hwnd,BFFM_SETSTATUSTEXT,0,(LPARAM)szDir);
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}
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break;
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default:
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break;
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}
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return 0;
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}
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wxDirDialog::wxDirDialog(wxWindow *parent, const wxString& message,
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// const wxString& caption,
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const wxString& defaultPath,
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long style, const wxPoint& pos)
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{
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m_message = message;
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// m_caption = caption;
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m_dialogStyle = style;
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m_parent = parent;
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m_path = defaultPath;
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}
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int wxDirDialog::ShowModal(void)
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{
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// Unfortunately Gnu-Win32 doesn't yet have COM support
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#if (defined(__WIN95__) && !defined(__GNUWIN32__))||defined(wxUSE_NORLANDER_HEADERS)
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HWND hWnd = 0;
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if (m_parent) hWnd = (HWND) m_parent->GetHWND();
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BROWSEINFO bi;
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LPTSTR lpBuffer;
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// LPITEMIDLIST pidlPrograms; // PIDL for Programs folder
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LPITEMIDLIST pidlBrowse; // PIDL selected by user
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LPMALLOC pMalloc = NULL;
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HRESULT result = ::SHGetMalloc(&pMalloc);
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if (result != NOERROR)
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return wxID_CANCEL;
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// Allocate a buffer to receive browse information.
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if ((lpBuffer = (LPTSTR) pMalloc->Alloc(MAX_PATH)) == NULL)
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{
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pMalloc->Release();
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return wxID_CANCEL;
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}
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/*
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// Get the PIDL for the Programs folder.
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if (!SUCCEEDED(SHGetSpecialFolderLocation(
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parent->GetSafeHwnd(), CSIDL_PROGRAMS, &pidlPrograms))) {
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pMalloc->Free(lpBuffer);
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pMalloc->Release();
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return wxID_CANCEL;
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}
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*/
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// Fill in the BROWSEINFO structure.
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bi.hwndOwner = hWnd;
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bi.pidlRoot = NULL; // pidlPrograms;
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bi.pszDisplayName = lpBuffer;
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bi.lpszTitle = m_message; // BC++ 4.52 says LPSTR, not LPTSTR?
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bi.ulFlags = 0;
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bi.lpfn = BrowseCallbackProc;
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bi.lParam = (LPARAM)m_path.c_str();
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// Browse for a folder and return its PIDL.
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pidlBrowse = SHBrowseForFolder(&bi);
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int id = wxID_OK;
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if (pidlBrowse != NULL) {
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// Show the display name, title, and file system path.
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if (SHGetPathFromIDList(pidlBrowse, lpBuffer))
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m_path = lpBuffer;
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// Free the PIDL returned by SHBrowseForFolder.
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pMalloc->Free(pidlBrowse);
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}
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else
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id = wxID_CANCEL;
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// Clean up.
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// pMalloc->Free(pidlPrograms);
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pMalloc->Free(lpBuffer);
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pMalloc->Release();
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return id;
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#else
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return wxID_CANCEL;
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#endif
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}
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