// 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__))
+
+#include "wx/filedlg.h"
#ifndef WX_PRECOMP
+ #include "wx/msw/wrapcdlg.h"
+ #include "wx/msw/missing.h"
#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"
+ #include "wx/math.h"
#endif
-#include "wx/msw/private.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"
-#ifndef OFN_EXPLORER
- #define OFN_EXPLORER 0x00080000
-#endif
-
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
# define wxMAXEXT 5
+// ----------------------------------------------------------------------------
+// globals
+// ----------------------------------------------------------------------------
+
+// standard dialog size for the old Windows systems where the dialog wasn't
+// resizeable
+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)
+{
+ switch ( iMsg )
+ {
+ case WM_NOTIFY:
+ {
+ OFNOTIFY *pNotifyCode = wx_reinterpret_cast(OFNOTIFY *, lParam);
+ if ( pNotifyCode->hdr.code == CDN_INITDONE )
+ {
+ wx_reinterpret_cast(wxFileDialog *,
+ pNotifyCode->lpOFN->lCustData)
+ ->MSWOnInitDone((WXHWND)hDlg);
+ }
+ }
+ break;
+
+ case WM_DESTROY:
+ // reuse the position used for the dialog the next time by default
+ //
+ // NB: at least under Windows 2003 this is useless as after the
+ // first time it's shown the dialog always remembers its size
+ // and position itself and ignores any later SetWindowPos calls
+ wxCopyRECTToRect(wxGetWindowRect(::GetParent(hDlg)), gs_rectDialog);
+ break;
+ }
+
+ // do the default processing
+ return 0;
+}
+
// ----------------------------------------------------------------------------
// wxFileDialog
// ----------------------------------------------------------------------------
const wxString& defaultFileName,
const wxString& wildCard,
long style,
- const wxPoint& pos)
- :wxFileDialogBase(parent, message, defaultDir, defaultFileName, wildCard, style, pos)
+ const wxPoint& pos,
+ const wxSize& sz,
+ const wxString& name)
+ : wxFileDialogBase(parent, message, defaultDir, defaultFileName,
+ wildCard, style, pos, sz, name)
{
- if ( ( m_dialogStyle & wxMULTIPLE ) && ( m_dialogStyle & wxSAVE ) )
- m_dialogStyle &= ~wxMULTIPLE;
+ // NB: all style checks are done by wxFileDialogBase::Create
+
+ m_bMovedWindow = false;
+ m_centreDir = 0;
+
+ // 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
m_fileName << _T('.') << ext;
}
+void wxFileDialog::DoGetPosition(int *x, int *y) const
+{
+ if ( x )
+ *x = gs_rectDialog.x;
+ if ( y )
+ *y = gs_rectDialog.y;
+}
+
+void wxFileDialog::DoGetSize(int *width, int *height) const
+{
+ if ( width )
+ *width = gs_rectDialog.width;
+ if ( height )
+ *height = gs_rectDialog.height;
+}
+
+void wxFileDialog::DoMoveWindow(int x, int y, int WXUNUSED(w), int WXUNUSED(h))
+{
+ gs_rectDialog.x = x;
+ gs_rectDialog.y = y;
+
+ // our HWND is only set when we're called from MSWOnInitDone(), test if
+ // this is the case
+ HWND hwnd = GetHwnd();
+ if ( hwnd )
+ {
+ // size of the dialog can't be changed because the controls are not
+ // laid out correctly then
+ ::SetWindowPos(hwnd, HWND_TOP, x, y, 0, 0, SWP_NOZORDER | SWP_NOSIZE);
+ }
+ else // just remember that we were requested to move the window
+ {
+ m_bMovedWindow = true;
+
+ // if Centre() had been called before, it shouldn't be taken into
+ // account now
+ m_centreDir = 0;
+ }
+}
+
+void wxFileDialog::DoCentre(int dir)
+{
+ m_centreDir = dir;
+ m_bMovedWindow = true;
+
+ // it's unnecessary to do anything else at this stage as we'll redo it in
+ // MSWOnInitDone() anyhow
+}
+
+void wxFileDialog::MSWOnInitDone(WXHWND hDlg)
+{
+ // note the the dialog is the parent window: hDlg is a child of it when
+ // OFN_EXPLORER is used
+ HWND hFileDlg = ::GetParent((HWND)hDlg);
+
+ // set HWND so that our DoMoveWindow() works correctly
+ SetHWND((WXHWND)hFileDlg);
+
+ if ( m_centreDir )
+ {
+ // now we have the real dialog size, remember it
+ RECT rect;
+ GetWindowRect(hFileDlg, &rect);
+ gs_rectDialog = wxRectFromRECT(rect);
+
+ // and position the window correctly: notice that we must use the base
+ // class version as our own doesn't do anything except setting flags
+ wxFileDialogBase::DoCentre(m_centreDir);
+ }
+ else // need to just move it to the correct place
+ {
+ SetPosition(gs_rectDialog.GetPosition());
+ }
+
+ // we shouldn't destroy this HWND
+ SetHWND(NULL);
+}
+
+// helper used below in ShowModal(): style is used to determine whether to show
+// the "Save file" dialog (if it contains wxFD_SAVE 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 & wxFD_SAVE ? 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;
+}
+
+// We want to use OPENFILENAME struct version 5 (Windows 2000/XP) but we don't
+// know if the OPENFILENAME declared in the currently used headers is a V5 or
+// V4 (smaller) one so we try to manually extend the struct in case it is the
+// old one.
+//
+// We don't do this on Windows CE nor under Win64, however, as there are no
+// compilers with old headers for these architectures
+#if defined(__WXWINCE__) || defined(__WIN64__)
+ typedef OPENFILENAME wxOPENFILENAME;
+
+ static const DWORD gs_ofStructSize = sizeof(OPENFILENAME);
+#else // !__WXWINCE__ || __WIN64__
+ #define wxTRY_SMALLER_OPENFILENAME
+
+ struct wxOPENFILENAME : public OPENFILENAME
+ {
+ // fields added in Windows 2000/XP comdlg32.dll version
+ void *pVoid;
+ DWORD dw1;
+ DWORD dw2;
+ };
+
+ // hardcoded sizeof(OPENFILENAME) in the Platform SDK: we have to do it
+ // because sizeof(OPENFILENAME) in the headers we use when compiling the
+ // library could be less if _WIN32_WINNT is not >= 0x500
+ static const DWORD wxOPENFILENAME_V5_SIZE = 88;
+
+ // this is hardcoded sizeof(OPENFILENAME_NT4) from Platform SDK
+ static const DWORD wxOPENFILENAME_V4_SIZE = 76;
+
+ // always try the new one first
+ static DWORD gs_ofStructSize = wxOPENFILENAME_V5_SIZE;
+#endif // __WXWINCE__ || __WIN64__/!...
+
int wxFileDialog::ShowModal()
{
HWND hWnd = 0;
*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 )
+ if ( HasFdFlag(wxFD_FILE_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.
+ */
+ 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 ( HasFdFlag(wxFD_MULTIPLE) )
{
// 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
- if ( !(m_dialogStyle & wxCHANGE_DIR) )
+ // if wxFD_CHANGE_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 ( !HasFdFlag(wxFD_CHANGE_DIR) )
{
msw_flags |= OFN_NOCHANGEDIR;
}
- if ( m_dialogStyle & wxOVERWRITE_PROMPT )
+ if ( HasFdFlag(wxFD_OVERWRITE_PROMPT) )
{
msw_flags |= OFN_OVERWRITEPROMPT;
}
- OPENFILENAME of;
+ wxOPENFILENAME 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(_WIN32_WINNT) && (_WIN32_WINNT >= 0x0500)
- of.lStructSize = sizeof(OPENFILENAME) -
- (sizeof(void *) + 2*sizeof(DWORD));
-#else // old headers
- of.lStructSize = sizeof(OPENFILENAME);
-#endif
-
+ of.lStructSize = gs_ofStructSize;
of.hwndOwner = hWnd;
- of.lpstrTitle = WXSTRINGCAST m_message;
+ of.lpstrTitle = m_message.wx_str();
of.lpstrFileTitle = titleBuffer;
- of.nMaxFileTitle = wxMAXFILE + 1 + wxMAXEXT; // Windows 3.0 and 3.1
+ of.nMaxFileTitle = wxMAXFILE + 1 + wxMAXEXT;
// 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();
+ 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;
+ of.lCustData = (LPARAM)this;
wxArrayString wildDescriptions, wildFilters;
}
// Replace | with \0
- for (i = 0; i < filterBuffer.Len(); i++ ) {
+ for (i = 0; i < filterBuffer.length(); i++ ) {
if ( filterBuffer.GetChar(i) == wxT('|') ) {
filterBuffer[i] = wxT('\0');
}
}
- of.lpstrFilter = (LPTSTR)filterBuffer.c_str();
+ of.lpstrFilter = (LPTSTR)filterBuffer.wx_str();
of.nFilterIndex = m_filterIndex + 1;
//=== Setting defaultFileName >>=========================================
- wxStrncpy( fileNameBuffer, (const wxChar *)m_fileName, wxMAXPATH-1 );
+ wxStrncpy(fileNameBuffer, 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
+ // for the existing of a wrong file with wxFD_OVERWRITE_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)
+ if (HasFdFlag(wxFD_SAVE))
{
- const wxChar* extension = filterBuffer;
+ const wxChar* extension = filterBuffer.wx_str();
int maxFilter = (int)(of.nFilterIndex*2L) - 1;
for( int i = 0; i < maxFilter; i++ ) // get extension
defextBuffer = AppendExtension(wxT("a"), extension);
if (defextBuffer.StartsWith(wxT("a.")))
{
- defextBuffer.Mid(2);
+ defextBuffer = defextBuffer.Mid(2); // remove "a."
of.lpstrDefExt = defextBuffer.c_str();
}
}
-
- //== Execute FileDialog >>=================================================
- //== Execute FileDialog >>=================================================
+ // store off before the standard windows dialog can possibly change it
+ const wxString cwdOrig = wxGetCwd();
- bool success = (m_dialogStyle & wxSAVE ? GetSaveFileName(&of)
- : GetOpenFileName(&of)) != 0;
+ //== Execute FileDialog >>=================================================
- DWORD errCode = CommDlgExtendedError();
+ DWORD errCode;
+ bool success = DoShowCommFileDialog(&of, m_windowStyle, &errCode);
-#ifdef __WIN32__
- if (!success && (errCode == CDERR_STRUCTSIZE))
+#ifdef wxTRY_SMALLER_OPENFILENAME
+ // the system might be too old to support the new version file dialog
+ // boxes, try with the old size
+ if ( !success && errCode == CDERR_STRUCTSIZE &&
+ of.lStructSize != wxOPENFILENAME_V4_SIZE )
{
- // The struct size has changed so try a smaller or bigger size
+ of.lStructSize = wxOPENFILENAME_V4_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();
+ success = DoShowCommFileDialog(&of, m_windowStyle, &errCode);
- if (!success && (errCode == CDERR_STRUCTSIZE))
+ if ( success || !errCode )
{
- of.lStructSize = oldStructSize + (sizeof(void *) + 2*sizeof(DWORD));
- success = (m_dialogStyle & wxSAVE) ? (GetSaveFileName(&of) != 0)
- : (GetOpenFileName(&of) != 0);
+ // use this struct size for subsequent dialogs
+ gs_ofStructSize = of.lStructSize;
}
}
-#endif // __WIN32__
+#endif // wxTRY_SMALLER_OPENFILENAME
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
+ // wxFD_CHANGE_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 ) &&
+ if ( ( HasFdFlag(wxFD_MULTIPLE) ) &&
#if defined(OFN_EXPLORER)
( fileNameBuffer[of.nFileOffset-1] == wxT('\0') )
#else
i = of.nFileOffset;
m_fileName = &fileNameBuffer[i];
m_fileNames.Add(m_fileName);
- i += m_fileName.Len() + 1;
+ i += m_fileName.length() + 1;
while (fileNameBuffer[i] != wxT('\0'))
{
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:
- const wxChar* extension = filterBuffer;
+ const wxChar* extension = filterBuffer.wx_str();
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');
+ wxStrncpy(fileNameBuffer, m_fileName.c_str(), wxMin(m_fileName.length(), wxMAXPATH-1));
+ fileNameBuffer[wxMin(m_fileName.length(), wxMAXPATH-1)] = wxT('\0');
}
m_path = fileNameBuffer;
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