// Created: 01/02/97
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
-// Licence: wxWidgets licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// headers
// ----------------------------------------------------------------------------
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
- #pragma implementation "filedlg.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#pragma hdrstop
#endif
-#if wxUSE_FILEDLG && !defined(__SMARTPHONE__)
+#if wxUSE_FILEDLG && !(defined(__SMARTPHONE__) && defined(__WXWINCE__))
#ifndef WX_PRECOMP
#include "wx/utils.h"
#include "wx/app.h"
#endif
-#include "wx/msw/private.h"
+#include "wx/msw/wrapcdlg.h"
-#if !defined(__WIN32__) || defined(__WXWINCE__)
- #include <commdlg.h>
-#endif
-
-#include <math.h>
#include <stdlib.h>
#include <string.h>
#include "wx/filename.h"
#include "wx/tokenzr.h"
+#include "wx/math.h"
-#ifndef OFN_EXPLORER
- #define OFN_EXPLORER 0x00080000
-#endif
+#include "wx/msw/missing.h"
// ----------------------------------------------------------------------------
// constants
# define wxMAXEXT 5
+// ----------------------------------------------------------------------------
+// globals
+// ----------------------------------------------------------------------------
+
+// standard dialog size
+static wxRect gs_rectDialog(0, 0, 428, 266);
+
// ============================================================================
// implementation
// ============================================================================
IMPLEMENT_CLASS(wxFileDialog, wxFileDialogBase)
+// ----------------------------------------------------------------------------
+// hook function for moving the dialog
+// ----------------------------------------------------------------------------
+
+UINT_PTR APIENTRY
+wxFileDialogHookFunction(HWND hDlg,
+ UINT iMsg,
+ WPARAM WXUNUSED(wParam),
+ LPARAM lParam)
+{
+ HWND hwndDialog;
+ hwndDialog = ::GetParent( hDlg );
+ switch (iMsg)
+ {
+ 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);
+ }
+ }
+ break;
+ }
+
+ // do the default processing
+ return 0;
+}
+
// ----------------------------------------------------------------------------
// wxFileDialog
// ----------------------------------------------------------------------------
const wxString& wildCard,
long style,
const wxPoint& pos)
- :wxFileDialogBase(parent, message, defaultDir, defaultFileName, wildCard, style, 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;
+
+}
void wxFileDialog::GetPaths(wxArrayString& paths) const
{
paths.Empty();
m_fileName << _T('.') << ext;
}
+void wxFileDialog::DoGetPosition( int *x, int *y ) const
+{
+ *x = gs_rectDialog.x;
+ *y = gs_rectDialog.y;
+}
+
+
+void wxFileDialog::DoGetSize(int *width, int *height) const
+{
+ *width = gs_rectDialog.width;
+ *height = gs_rectDialog.height;
+}
+
+void wxFileDialog::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.
+ */
+}
+
+// helper used below in ShowModal(): style is used to determine whether to show
+// the "Save file" dialog (if it contains wxSAVE bit) or "Open file" one;
+// returns true on success or false on failure in which case err is filled with
+// the CDERR_XXX constant
+static bool DoShowCommFileDialog(OPENFILENAME *of, long style, DWORD *err)
+{
+ if ( style & wxSAVE ? GetSaveFileName(of) : GetOpenFileName(of) )
+ return true;
+
+ if ( err )
+ {
+#ifdef __WXWINCE__
+ // according to MSDN, CommDlgExtendedError() should work under CE as
+ // well but apparently in practice it doesn't (anybody has more
+ // details?)
+ *err = GetLastError();
+#else
+ *err = CommDlgExtendedError();
+#endif
+ }
+
+ return false;
+}
+
int wxFileDialog::ShowModal()
{
HWND hWnd = 0;
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 )
{
}
// if wxCHANGE_DIR flag is not given we shouldn't change the CWD which the
- // standard dialog does by default
+ // 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;
// 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(_WIN32_WINNT) && (_WIN32_WINNT >= 0x0500)
+#if !defined(__WXWINCE__) && defined(_WIN32_WINNT) && (_WIN32_WINNT >= 0x0500)
of.lStructSize = sizeof(OPENFILENAME) -
(sizeof(void *) + 2*sizeof(DWORD));
#else // old headers
// 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();
+ wxString dir;
+ size_t i, len = m_dir.length();
dir.reserve(len);
for ( i = 0; i < len; i++ )
{
if (i > 0)
i++;
else
- break;
+ break;
}
// fall through
of.lpstrInitialDir = dir.c_str();
of.Flags = msw_flags;
+ of.lpfnHook = wxFileDialogHookFunction;
+ wxArrayString wildDescriptions, wildFilters;
- //=== Like Alejandro Sierra's wildcard modification >>===================
- /*
- In wxFileSelector you can put, instead of a single wild_card,
- pairs of strings separated by '|'.
- The first string is a description, and the
- second is the wild card. You can put any number of pairs.
-
- eg. "description1 (*.ex1)|*.ex1|description2 (*.ex2)|*.ex2"
+ size_t items = wxParseCommonDialogsFilter(m_wildCard, wildDescriptions, wildFilters);
- If you put a single wild card, it works as before the modification.
- */
- //=======================================================================
+ wxASSERT_MSG( items > 0 , _T("empty wildcard list") );
- wxString theFilter;
- if ( wxStrlen(m_wildCard) == 0 )
- theFilter = wxString(wxT("*.*"));
- else
- theFilter = m_wildCard ;
wxString filterBuffer;
- if ( !wxStrchr( theFilter, wxT('|') ) ) { // only one filter ==> default text
- filterBuffer.Printf(_("Files (%s)|%s"),
- theFilter.c_str(), theFilter.c_str());
- }
- else { // more then one filter
- filterBuffer = theFilter;
-
+ for (i = 0; i < items ; i++)
+ {
+ filterBuffer += wildDescriptions[i];
+ filterBuffer += wxT("|");
+ filterBuffer += wildFilters[i];
+ filterBuffer += wxT("|");
}
- filterBuffer += wxT("|");
// Replace | with \0
for (i = 0; i < filterBuffer.Len(); i++ ) {
if ( filterBuffer.GetChar(i) == wxT('|') ) {
}
}
- of.lpstrFilter = (LPTSTR)(const wxChar *)filterBuffer;
+ of.lpstrFilter = (LPTSTR)filterBuffer.c_str();
of.nFilterIndex = m_filterIndex + 1;
//=== Setting defaultFileName >>=========================================
of.lpstrFile = fileNameBuffer; // holds returned filename
of.nMaxFile = wxMAXPATH;
- //== Execute FileDialog >>=================================================
+ // 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;
- bool success = (m_dialogStyle & wxSAVE ? GetSaveFileName(&of)
- : GetOpenFileName(&of)) != 0;
+ // 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();
+ }
+ }
- DWORD errCode = CommDlgExtendedError();
+ // store off before the standard windows dialog can possibly change it
+ const wxString cwdOrig = wxGetCwd();
-#ifdef __WIN32__
- if (!success && (errCode == CDERR_STRUCTSIZE))
+ //== Execute FileDialog >>=================================================
+
+ DWORD errCode;
+ bool success = DoShowCommFileDialog(&of, m_dialogStyle, &errCode);
+
+ // sometimes we may have a mismatch between the headers used to compile the
+ // library and the run-time version of comdlg32.dll, try to account for it
+#ifndef __WXWINCE__
+ if ( !success && errCode == CDERR_STRUCTSIZE )
{
// The struct size has changed so try a smaller or bigger size
+ const int oldStructSize = of.lStructSize;
+ of.lStructSize = oldStructSize - (sizeof(void *) + 2*sizeof(DWORD));
+ success = DoShowCommFileDialog(&of, m_dialogStyle, &errCode);
- 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))
+ if ( !success && (errCode == CDERR_STRUCTSIZE) )
{
- of.lStructSize = oldStructSize + (sizeof(void *) + 2*sizeof(DWORD));
- success = (m_dialogStyle & wxSAVE) ? (GetSaveFileName(&of) != 0)
- : (GetOpenFileName(&of) != 0);
+ // try to adjust in the other direction
+ of.lStructSize = oldStructSize + (sizeof(void *) + 2*sizeof(DWORD));
+ success = DoShowCommFileDialog(&of, m_dialogStyle, &errCode);
}
}
-#endif // __WIN32__
+#endif // !__WXWINCE__
if ( success )
{
+ // 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.
+ if ( msw_flags & OFN_NOCHANGEDIR )
+ {
+ wxSetWorkingDirectory(cwdOrig);
+ }
+
m_fileNames.Empty();
if ( ( m_dialogStyle & wxMULTIPLE ) &&
m_filterIndex = (int)of.nFilterIndex - 1;
- if ( !of.nFileExtension ||
+ if ( !of.nFileExtension ||
(of.nFileExtension && fileNameBuffer[of.nFileExtension] == wxT('\0')) )
{
// User has typed a filename without an extension:
m_dir = wxPathOnly(fileNameBuffer);
}
}
+#ifdef __WXDEBUG__
else
{
// common dialog failed - why?
-#ifdef __WXDEBUG__
- DWORD dwErr = CommDlgExtendedError();
- if ( dwErr != 0 )
+ if ( errCode != 0 )
{
- // this msg is only for developers
+ // this msg is only for developers so don't translate it
wxLogError(wxT("Common dialog failed with error code %0lx."),
- dwErr);
+ errCode);
}
//else: it was just cancelled
-#endif
}
+#endif // __WXDEBUG__
return success ? wxID_OK : wxID_CANCEL;
}
-#endif // wxUSE_FILEDLG
+#endif // wxUSE_FILEDLG && !(__SMARTPHONE__ && __WXWINCE__)
projects / wxWidgets.git / blobdiff