Update of /cvsroot/audacity/lib-src/FileDialog/win
In directory sc8-pr-cvs11.sourceforge.net:/tmp/cvs-serv617/FileDialog/win
Added Files:
FileDialog.h FileDialog.hpp
Log Message:
New FileDialog (modified wx(Generic)FileDialog actually) that adds support
for an extra button. (All this just for one little old button... ;-))
--- NEW FILE: FileDialog.h ---
/////////////////////////////////////////////////////////////////////////////
// Name: wx/msw/filedlg.h
// Purpose: wxFileDialog class
// Author: Julian Smart
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id: FileDialog.h,v 1.1 2007/04/06 10:16:53 llucius Exp $
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _FILEDIALOGMSW_H_
#define _FILEDIALOGMSW_H_
//-------------------------------------------------------------------------
// wxFileDialog
//-------------------------------------------------------------------------
class WXDLLEXPORT FileDialog: public wxFileDialogBase
{
public:
FileDialog(wxWindow *parent,
const wxString& message = wxFileSelectorPromptStr,
const wxString& defaultDir = wxEmptyString,
const wxString& defaultFile = wxEmptyString,
const wxString& wildCard = wxFileSelectorDefaultWildcardStr,
long style = 0,
const wxPoint& pos = wxDefaultPosition);
virtual void SetPath(const wxString& path);
virtual void GetPaths(wxArrayString& paths) const;
virtual void GetFilenames(wxArrayString& files) const;
virtual int ShowModal();
virtual void EnableButton(wxString label, fdCallback cb, void *cbdata);
virtual void ClickButton(int index);
wxString m_buttonlabel;
protected:
#if !(defined(__SMARTPHONE__) && defined(__WXWINCE__))
virtual void DoMoveWindow(int x, int y, int width, int height);
virtual void DoGetSize( int *width, int *height ) const;
virtual void DoGetPosition( int *x, int *y ) const;
#endif // !(__SMARTPHONE__ && __WXWINCE__)
private:
wxArrayString m_fileNames;
bool m_bMovedWindow;
fdCallback m_callback;
void *m_cbdata;
DECLARE_DYNAMIC_CLASS(FileDialog)
DECLARE_NO_COPY_CLASS(FileDialog)
};
#endif
--- NEW FILE: FileDialog.hpp ---
/////////////////////////////////////////////////////////////////////////////
// Name: src/msw/filedlg.cpp
// Purpose: wxFileDialog
// Author: Julian Smart
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id: FileDialog.hpp,v 1.1 2007/04/06 10:16:53 llucius Exp $
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// declarations
// ============================================================================
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#if wxUSE_FILEDLG && !(defined(__SMARTPHONE__) && defined(__WXWINCE__))
#ifndef WX_PRECOMP
#include "wx/utils.h"
#include "wx/msgdlg.h"
#include "wx/filedlg.h"
#include "wx/filefn.h"
#include "wx/intl.h"
#include "wx/log.h"
#include "wx/app.h"
#endif
#include "wx/msw/wrapcdlg.h"
#include <stdlib.h>
#include <string.h>
#include "wx/filename.h"
#include "wx/tokenzr.h"
#include "wx/math.h"
#include "wx/msw/missing.h"
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
#ifdef __WIN32__
# define wxMAXPATH 65534
#else
# define wxMAXPATH 1024
#endif
# define wxMAXFILE 1024
# define wxMAXEXT 5
// ----------------------------------------------------------------------------
// globals
// ----------------------------------------------------------------------------
// standard dialog size
static wxRect gs_rectDialog(0, 0, 428, 266);
// ============================================================================
// implementation
// ============================================================================
IMPLEMENT_CLASS(FileDialog, wxFileDialogBase)
// ----------------------------------------------------------------------------
// hook function for moving the dialog
// ----------------------------------------------------------------------------
UINT_PTR APIENTRY
FileDialogHookFunction(HWND hDlg,
UINT iMsg,
WPARAM WXUNUSED(wParam),
LPARAM lParam)
{
HWND hwndDialog;
hwndDialog = ::GetParent( hDlg );
switch (iMsg)
{
case WM_INITDIALOG:
{
#ifdef _WIN64
SetWindowLongPtr(hDlg, GWLP_USERDATA, lParam);
#else
SetWindowLong(hDlg, GWL_USERDATA, lParam);
#endif
}
case WM_DESTROY:
{
RECT dlgRect;
GetWindowRect( hwndDialog, & dlgRect );
gs_rectDialog.x = dlgRect.left;
gs_rectDialog.y = dlgRect.top;
gs_rectDialog.width = dlgRect.right - dlgRect.left;
gs_rectDialog.height = dlgRect.bottom - dlgRect.top;
}
break;
case WM_NOTIFY:
{
OFNOTIFY * pNotifyCode;
pNotifyCode = (LPOFNOTIFY) lParam;
if (CDN_INITDONE == (pNotifyCode->hdr).code)
{
SetWindowPos( hwndDialog, HWND_TOP,
gs_rectDialog.x,
gs_rectDialog.y,
gs_rectDialog.width,
gs_rectDialog.height,
SWP_NOZORDER|SWP_NOSIZE);
OPENFILENAME *ofn = (OPENFILENAME *)
GetWindowLongPtr(hDlg, GWLP_USERDATA);
FileDialog *me = (FileDialog *)
ofn->lCustData;
if (!me->m_buttonlabel.IsEmpty())
{
CommDlg_OpenSave_SetControlText( hwndDialog,
pshHelp,
(LPTSTR)me->m_buttonlabel.c_str());
}
}
if (CDN_HELP == (pNotifyCode->hdr).code)
{
OPENFILENAME *ofn = (OPENFILENAME *)
GetWindowLongPtr(hDlg, GWLP_USERDATA);
FileDialog *me = (FileDialog *)
ofn->lCustData;
int index = SendDlgItemMessage(hwndDialog,
cmb1,
CB_GETCURSEL,
0,
0);
me->ClickButton(index);
}
}
break;
}
// do the default processing
return 0;
}
// ----------------------------------------------------------------------------
// FileDialog
// ----------------------------------------------------------------------------
FileDialog::FileDialog(wxWindow *parent,
const wxString& message,
const wxString& defaultDir,
const wxString& defaultFileName,
const wxString& wildCard,
long style,
const wxPoint& pos)
: wxFileDialogBase(parent, message, defaultDir, defaultFileName,
wildCard, style, pos)
{
if ( ( m_dialogStyle & wxMULTIPLE ) && ( m_dialogStyle & wxSAVE ) )
m_dialogStyle &= ~wxMULTIPLE;
m_bMovedWindow = false;
// Must set to zero, otherwise the wx routines won't size the window
// the second time you call the file dialog, because it thinks it is
// already at the requested size.. (when centering)
gs_rectDialog.x =
gs_rectDialog.y = 0;
m_callback = NULL;
m_cbdata = NULL;
}
void FileDialog::GetPaths(wxArrayString& paths) const
{
paths.Empty();
wxString dir(m_dir);
if ( m_dir.Last() != _T('\\') )
dir += _T('\\');
size_t count = m_fileNames.GetCount();
for ( size_t n = 0; n < count; n++ )
{
if (wxFileName(m_fileNames[n]).IsAbsolute())
paths.Add(m_fileNames[n]);
else
paths.Add(dir + m_fileNames[n]);
}
}
void FileDialog::GetFilenames(wxArrayString& files) const
{
files = m_fileNames;
}
void FileDialog::SetPath(const wxString& path)
{
wxString ext;
wxSplitPath(path, &m_dir, &m_fileName, &ext);
if ( !ext.empty() )
m_fileName << _T('.') << ext;
}
void FileDialog::DoGetPosition( int *x, int *y ) const
{
*x = gs_rectDialog.x;
*y = gs_rectDialog.y;
}
void FileDialog::DoGetSize(int *width, int *height) const
{
*width = gs_rectDialog.width;
*height = gs_rectDialog.height;
}
void FileDialog::DoMoveWindow(int x, int y, int WXUNUSED(width), int
WXUNUSED(height))
{
m_bMovedWindow = true;
gs_rectDialog.x = x;
gs_rectDialog.y = y;
/*
The width and height can not be set by the programmer
its just not possible. But the program can get the
size of the Dlg after it has been shown, in case they need
that data.
*/
}
int FileDialog::ShowModal()
{
HWND hWnd = 0;
if (m_parent) hWnd = (HWND) m_parent->GetHWND();
if (!hWnd && wxTheApp->GetTopWindow())
hWnd = (HWND) wxTheApp->GetTopWindow()->GetHWND();
static wxChar fileNameBuffer [ wxMAXPATH ]; // the file-name
wxChar titleBuffer [ wxMAXFILE+1+wxMAXEXT ]; // the file-name,
without path
*fileNameBuffer = wxT('\0');
*titleBuffer = wxT('\0');
#if WXWIN_COMPATIBILITY_2_4
long msw_flags = 0;
if ( (m_dialogStyle & wxHIDE_READONLY) || (m_dialogStyle & wxSAVE) )
msw_flags |= OFN_HIDEREADONLY;
#else
long msw_flags = OFN_HIDEREADONLY;
#endif
if ( m_dialogStyle & wxFILE_MUST_EXIST )
msw_flags |= OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST;
/*
If the window has been moved the programmer is probably
trying to center or position it. Thus we set the callback
or hook function so that we can actually adjust the position.
Without moving or centering the dlg, it will just stay
in the upper left of the frame, it does not center
automatically.. One additional note, when the hook is
enabled, the PLACES BAR in the dlg (shown on later versions
of windows (2000 and XP) will automatically be turned off
according to the MSDN docs. This is normal. If the
programmer needs the PLACES BAR (left side of dlg) they
just shouldn't move or center the dlg.
*/
if (m_bMovedWindow) // we need these flags.
{
msw_flags |= OFN_EXPLORER|OFN_ENABLEHOOK;
#ifndef __WXWINCE__
msw_flags |= OFN_ENABLESIZING;
#endif
}
if (m_dialogStyle & wxMULTIPLE )
{
// OFN_EXPLORER must always be specified with OFN_ALLOWMULTISELECT
msw_flags |= OFN_EXPLORER | OFN_ALLOWMULTISELECT;
}
// if wxCHANGE_DIR flag is not given we shouldn't change the CWD which the
// standard dialog does by default (notice that under NT it does it anyhow,
// OFN_NOCHANGEDIR or not, see below)
if ( !(m_dialogStyle & wxCHANGE_DIR) )
{
msw_flags |= OFN_NOCHANGEDIR;
}
if ( m_dialogStyle & wxOVERWRITE_PROMPT )
{
msw_flags |= OFN_OVERWRITEPROMPT;
}
if ( m_callback != NULL )
{
msw_flags |= OFN_SHOWHELP|OFN_EXPLORER|OFN_ENABLEHOOK;
}
OPENFILENAME of;
wxZeroMemory(of);
// the OPENFILENAME struct has been extended in newer version of
// comcdlg32.dll, but as we don't use the extended fields anyhow, set
// the struct size to the old value - otherwise, the programs compiled
// with new headers will not work with the old libraries
#if !defined(__WXWINCE__) && defined(_WIN32_WINNT) && (_WIN32_WINNT >= 0x0500)
of.lStructSize = sizeof(OPENFILENAME) -
(sizeof(void *) + 2*sizeof(DWORD));
#else // old headers
of.lStructSize = sizeof(OPENFILENAME);
#endif
of.hwndOwner = hWnd;
of.lpstrTitle = WXSTRINGCAST m_message;
of.lpstrFileTitle = titleBuffer;
of.nMaxFileTitle = wxMAXFILE + 1 + wxMAXEXT; // Windows 3.0 and 3.1
of.lCustData = (LPARAM) this;
// Convert forward slashes to backslashes (file selector doesn't like
// forward slashes) and also squeeze multiple consecutive slashes into one
// as it doesn't like two backslashes in a row neither
wxString dir;
size_t i, len = m_dir.length();
dir.reserve(len);
for ( i = 0; i < len; i++ )
{
wxChar ch = m_dir[i];
switch ( ch )
{
case _T('/'):
// convert to backslash
ch = _T('\\');
// fall through
case _T('\\'):
while ( i < len - 1 )
{
wxChar chNext = m_dir[i + 1];
if ( chNext != _T('\\') && chNext != _T('/') )
break;
// ignore the next one, unless it is at the start of a UNC
path
if (i > 0)
i++;
else
break;
}
// fall through
default:
// normal char
dir += ch;
}
}
of.lpstrInitialDir = dir.c_str();
of.Flags = msw_flags;
of.lpfnHook = FileDialogHookFunction;
wxArrayString wildDescriptions, wildFilters;
size_t items = wxParseCommonDialogsFilter(m_wildCard, wildDescriptions,
wildFilters);
wxASSERT_MSG( items > 0 , _T("empty wildcard list") );
wxString filterBuffer;
for (i = 0; i < items ; i++)
{
filterBuffer += wildDescriptions[i];
filterBuffer += wxT("|");
filterBuffer += wildFilters[i];
filterBuffer += wxT("|");
}
// Replace | with \0
for (i = 0; i < filterBuffer.Len(); i++ ) {
if ( filterBuffer.GetChar(i) == wxT('|') ) {
filterBuffer[i] = wxT('\0');
}
}
of.lpstrFilter = (LPTSTR)filterBuffer.c_str();
of.nFilterIndex = m_filterIndex + 1;
//=== Setting defaultFileName >>=========================================
wxStrncpy( fileNameBuffer, (const wxChar *)m_fileName, wxMAXPATH-1 );
fileNameBuffer[ wxMAXPATH-1 ] = wxT('\0');
of.lpstrFile = fileNameBuffer; // holds returned filename
of.nMaxFile = wxMAXPATH;
// we must set the default extension because otherwise Windows would check
// for the existing of a wrong file with wxOVERWRITE_PROMPT (i.e. if the
// user types "foo" and the default extension is ".bar" we should force it
// to check for "foo.bar" existence and not "foo")
wxString defextBuffer; // we need it to be alive until GetSaveFileName()!
if (m_dialogStyle & wxSAVE)
{
const wxChar* extension = filterBuffer;
int maxFilter = (int)(of.nFilterIndex*2L) - 1;
for( int i = 0; i < maxFilter; i++ ) // get extension
extension = extension + wxStrlen( extension ) + 1;
// use dummy name a to avoid assert in AppendExtension
defextBuffer = AppendExtension(wxT("a"), extension);
if (defextBuffer.StartsWith(wxT("a.")))
{
defextBuffer.Mid(2);
of.lpstrDefExt = defextBuffer.c_str();
}
}
// store off before the standard windows dialog can possibly change it
const wxString cwdOrig = wxGetCwd();
//== Execute FileDialog >>=================================================
bool success = (m_dialogStyle & wxSAVE ? GetSaveFileName(&of)
: GetOpenFileName(&of)) != 0;
#ifdef __WXWINCE__
DWORD errCode = GetLastError();
#else
DWORD errCode = CommDlgExtendedError();
// GetOpenFileName will always change the current working directory on
// (according to MSDN) "Windows NT 4.0/2000/XP" because the flag
// OFN_NOCHANGEDIR has no effect. If the user did not specify wxCHANGE_DIR
// let's restore the current working directory to what it was before the
// dialog was shown (assuming this behavior extends to Windows Server 2003
// seems safe).
if ( success &&
(msw_flags & OFN_NOCHANGEDIR) &&
wxGetOsVersion() == wxWINDOWS_NT )
{
wxSetWorkingDirectory(cwdOrig);
}
#ifdef __WIN32__
if (!success && (errCode == CDERR_STRUCTSIZE))
{
// The struct size has changed so try a smaller or bigger size
int oldStructSize = of.lStructSize;
of.lStructSize = oldStructSize - (sizeof(void *) +
2*sizeof(DWORD));
success = (m_dialogStyle & wxSAVE) ? (GetSaveFileName(&of) != 0)
: (GetOpenFileName(&of) != 0);
errCode = CommDlgExtendedError();
if (!success && (errCode == CDERR_STRUCTSIZE))
{
of.lStructSize = oldStructSize + (sizeof(void *) +
2*sizeof(DWORD));
success = (m_dialogStyle & wxSAVE) ? (GetSaveFileName(&of) != 0)
: (GetOpenFileName(&of) != 0);
}
}
#endif // __WIN32__
#endif // __WXWINCE__
if ( success )
{
m_fileNames.Empty();
if ( ( m_dialogStyle & wxMULTIPLE ) &&
#if defined(OFN_EXPLORER)
( fileNameBuffer[of.nFileOffset-1] == wxT('\0') )
#else
( fileNameBuffer[of.nFileOffset-1] == wxT(' ') )
#endif // OFN_EXPLORER
)
{
#if defined(OFN_EXPLORER)
m_dir = fileNameBuffer;
i = of.nFileOffset;
m_fileName = &fileNameBuffer[i];
m_fileNames.Add(m_fileName);
i += m_fileName.Len() + 1;
while (fileNameBuffer[i] != wxT('\0'))
{
m_fileNames.Add(&fileNameBuffer[i]);
i += wxStrlen(&fileNameBuffer[i]) + 1;
}
#else
wxStringTokenizer toke(fileNameBuffer, _T(" \t\r\n"));
m_dir = toke.GetNextToken();
m_fileName = toke.GetNextToken();
m_fileNames.Add(m_fileName);
while (toke.HasMoreTokens())
m_fileNames.Add(toke.GetNextToken());
#endif // OFN_EXPLORER
wxString dir(m_dir);
if ( m_dir.Last() != _T('\\') )
dir += _T('\\');
m_path = dir + m_fileName;
m_filterIndex = (int)of.nFilterIndex - 1;
}
else
{
//=== Adding the correct extension
>>=================================
m_filterIndex = (int)of.nFilterIndex - 1;
if ( !of.nFileExtension ||
(of.nFileExtension && fileNameBuffer[of.nFileExtension] ==
wxT('\0')) )
{
// User has typed a filename without an extension:
const wxChar* extension = filterBuffer;
int maxFilter = (int)(of.nFilterIndex*2L) - 1;
for( int i = 0; i < maxFilter; i++ ) // get extension
extension = extension + wxStrlen( extension ) + 1;
m_fileName = AppendExtension(fileNameBuffer, extension);
wxStrncpy(fileNameBuffer, m_fileName.c_str(),
wxMin(m_fileName.Len(), wxMAXPATH-1));
fileNameBuffer[wxMin(m_fileName.Len(), wxMAXPATH-1)] =
wxT('\0');
}
m_path = fileNameBuffer;
m_fileName = wxFileNameFromPath(fileNameBuffer);
m_fileNames.Add(m_fileName);
m_dir = wxPathOnly(fileNameBuffer);
}
}
else
{
// common dialog failed - why?
#ifdef __WXDEBUG__
#ifdef __WXWINCE__
if (errCode == 0)
{
// OK, user cancelled the dialog
}
else if (errCode == ERROR_INVALID_PARAMETER)
{
wxLogError(wxT("Invalid parameter passed to file dialog
function."));
}
else if (errCode == ERROR_OUTOFMEMORY)
{
wxLogError(wxT("Out of memory when calling file dialog function."));
}
else if (errCode == ERROR_CALL_NOT_IMPLEMENTED)
{
wxLogError(wxT("Call not implemented when calling file dialog
function."));
}
else
{
wxLogError(wxT("Unknown error %d when calling file dialog
function."), errCode);
}
#else
DWORD dwErr = CommDlgExtendedError();
if ( dwErr != 0 )
{
// this msg is only for developers
wxLogError(wxT("Common dialog failed with error code %0lx."),
dwErr);
}
//else: it was just cancelled
#endif
#endif
}
return success ? wxID_OK : wxID_CANCEL;
}
#endif // wxUSE_FILEDLG && !(__SMARTPHONE__ && __WXWINCE__)
-------------------------------------------------------------------------
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