mirror of
https://github.com/dolphin-emu/dolphin.git
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252 lines
8.2 KiB
C++
252 lines
8.2 KiB
C++
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/////////////////////////////////////////////////////////////////////////////
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// Name: src/msw/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: dirdlg.cpp 39613 2006-06-07 11:44:19Z ABX $
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// Copyright: (c) Julian Smart
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// ============================================================================
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// declarations
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// ============================================================================
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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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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#if wxUSE_DIRDLG
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#if wxUSE_OLE && !defined(__GNUWIN32_OLD__) && (!defined(__WXWINCE__) || \
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(defined(__HANDHELDPC__) && (_WIN32_WCE >= 500)))
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#include "wx/dirdlg.h"
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#ifndef WX_PRECOMP
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#include "wx/utils.h"
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#include "wx/dialog.h"
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#include "wx/log.h"
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#include "wx/app.h" // for GetComCtl32Version()
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#endif
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#include "wx/msw/private.h"
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#include "wx/msw/wrapshl.h"
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// ----------------------------------------------------------------------------
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// constants
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// ----------------------------------------------------------------------------
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#ifndef BIF_NEWDIALOGSTYLE
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#define BIF_NEWDIALOGSTYLE 0x0040
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#endif
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#ifndef BIF_NONEWFOLDERBUTTON
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#define BIF_NONEWFOLDERBUTTON 0x0200
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#endif
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#ifndef BIF_EDITBOX
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#define BIF_EDITBOX 16
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#endif
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// ----------------------------------------------------------------------------
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// wxWidgets macros
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// ----------------------------------------------------------------------------
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IMPLEMENT_CLASS(wxDirDialog, wxDialog)
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// ----------------------------------------------------------------------------
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// private functions prototypes
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// ----------------------------------------------------------------------------
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// the callback proc for the dir dlg
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static int CALLBACK BrowseCallbackProc(HWND hwnd, UINT uMsg, LPARAM lp,
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LPARAM pData);
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// ============================================================================
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// implementation
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// ============================================================================
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// ----------------------------------------------------------------------------
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// wxDirDialog
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// ----------------------------------------------------------------------------
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wxDirDialog::wxDirDialog(wxWindow *parent,
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const wxString& message,
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const wxString& defaultPath,
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long style,
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const wxPoint& WXUNUSED(pos),
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const wxSize& WXUNUSED(size),
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const wxString& WXUNUSED(name))
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{
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m_message = message;
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m_parent = parent;
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SetWindowStyle(style);
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SetPath(defaultPath);
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}
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void wxDirDialog::SetPath(const wxString& path)
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{
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m_path = path;
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// SHBrowseForFolder doesn't like '/'s nor the trailing backslashes
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m_path.Replace(_T("/"), _T("\\"));
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if ( !m_path.empty() )
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{
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while ( *(m_path.end() - 1) == _T('\\') )
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{
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m_path.erase(m_path.length() - 1);
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}
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// but the root drive should have a trailing slash (again, this is just
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// the way the native dialog works)
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if ( *(m_path.end() - 1) == _T(':') )
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{
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m_path += _T('\\');
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}
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}
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}
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int wxDirDialog::ShowModal()
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{
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wxWindow *parent = GetParent();
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BROWSEINFO bi;
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bi.hwndOwner = parent ? GetHwndOf(parent) : NULL;
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bi.pidlRoot = NULL;
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bi.pszDisplayName = NULL;
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// Please don't change this without checking it compiles
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// with eVC++ first.
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#if defined(__POCKETPC__) || defined(__SMARTPHONE__)
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bi.lpszTitle = m_message.mb_str();
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#else
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bi.lpszTitle = m_message.c_str();
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#endif
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bi.ulFlags = BIF_RETURNONLYFSDIRS | BIF_STATUSTEXT;
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bi.lpfn = BrowseCallbackProc;
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bi.lParam = (LPARAM)m_path.c_str(); // param for the callback
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static const int verComCtl32 = wxApp::GetComCtl32Version();
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// we always add the edit box (it doesn't hurt anybody, does it?) if it is
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// supported by the system
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if ( verComCtl32 >= 471 )
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{
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bi.ulFlags |= BIF_EDITBOX;
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}
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// to have the "New Folder" button we must use the "new" dialog style which
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// is also the only way to have a resizable dialog
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//
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// "new" style is only available in the version 5.0+ of comctl32.dll
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const bool needNewDir = !HasFlag(wxDD_DIR_MUST_EXIST);
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if ( (needNewDir || HasFlag(wxRESIZE_BORDER)) && (verComCtl32 >= 500) )
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{
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if (needNewDir)
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{
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bi.ulFlags |= BIF_NEWDIALOGSTYLE;
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}
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else
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{
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// Versions < 600 doesn't support BIF_NONEWFOLDERBUTTON
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// The only way to get rid of the Make New Folder button is use
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// the old dialog style which doesn't have the button thus we
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// simply don't set the New Dialog Style for such comctl versions.
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if (verComCtl32 >= 600)
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{
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bi.ulFlags |= BIF_NEWDIALOGSTYLE;
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bi.ulFlags |= BIF_NONEWFOLDERBUTTON;
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}
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}
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}
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// do show the dialog
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wxItemIdList pidl(SHBrowseForFolder(&bi));
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wxItemIdList::Free((LPITEMIDLIST)bi.pidlRoot);
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if ( !pidl )
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{
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// Cancel button pressed
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return wxID_CANCEL;
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}
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m_path = pidl.GetPath();
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// change current working directory if asked so
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if (HasFlag(wxDD_CHANGE_DIR))
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wxSetWorkingDirectory(m_path);
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return m_path.empty() ? wxID_CANCEL : wxID_OK;
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}
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// ----------------------------------------------------------------------------
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// private functions
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// ----------------------------------------------------------------------------
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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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switch(uMsg)
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{
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#ifdef BFFM_SETSELECTION
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case BFFM_INITIALIZED:
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// sent immediately after initialisation and so we may set the
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// initial selection here
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//
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// wParam = TRUE => lParam is a string and not a PIDL
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::SendMessage(hwnd, BFFM_SETSELECTION, TRUE, pData);
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break;
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#endif // BFFM_SETSELECTION
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case BFFM_SELCHANGED:
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// note that this doesn't work with the new style UI (MSDN doesn't
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// say anything about it, but the comments in shlobj.h do!) but we
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// still execute this code in case it starts working again with the
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// "new new UI" (or would it be "NewUIEx" according to tradition?)
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{
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// Set the status window to the currently selected path.
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wxString strDir;
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if ( SHGetPathFromIDList((LPITEMIDLIST)lp,
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wxStringBuffer(strDir, MAX_PATH)) )
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{
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// NB: this shouldn't be necessary with the new style box
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// (which is resizable), but as for now it doesn't work
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// anyhow (see the comment above) no harm in doing it
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// need to truncate or it displays incorrectly
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static const size_t maxChars = 37;
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if ( strDir.length() > maxChars )
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{
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strDir = strDir.Right(maxChars);
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strDir = wxString(wxT("...")) + strDir;
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}
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SendMessage(hwnd, BFFM_SETSTATUSTEXT,
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0, (LPARAM)strDir.c_str());
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}
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}
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break;
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//case BFFM_VALIDATEFAILED: -- might be used to provide custom message
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// if the user types in invalid dir name
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}
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return 0;
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}
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#endif // compiler/platform on which the code here compiles
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#endif // wxUSE_DIRDLG
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