// Author: Julian Smart
// Modified by:
// Created: 01/02/97
-// RCS-ID: $Id$
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#include <stdlib.h>
#include <string.h>
+#include "wx/dynlib.h"
#include "wx/filename.h"
+#include "wx/scopeguard.h"
#include "wx/tokenzr.h"
+#include "wx/modalhook.h"
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
// standard dialog size for the old Windows systems where the dialog wasn't
-// resizeable
+// resizable
static wxRect gs_rectDialog(0, 0, 428, 266);
// ============================================================================
IMPLEMENT_CLASS(wxFileDialog, wxFileDialogBase)
+// ----------------------------------------------------------------------------
+
+namespace
+{
+
+#if wxUSE_DYNLIB_CLASS
+
+typedef BOOL (WINAPI *GetProcessUserModeExceptionPolicy_t)(LPDWORD);
+typedef BOOL (WINAPI *SetProcessUserModeExceptionPolicy_t)(DWORD);
+
+GetProcessUserModeExceptionPolicy_t gs_pfnGetProcessUserModeExceptionPolicy
+ = (GetProcessUserModeExceptionPolicy_t) -1;
+
+SetProcessUserModeExceptionPolicy_t gs_pfnSetProcessUserModeExceptionPolicy
+ = (SetProcessUserModeExceptionPolicy_t) -1;
+
+DWORD gs_oldExceptionPolicyFlags = 0;
+
+bool gs_changedPolicy = false;
+
+#endif // #if wxUSE_DYNLIB_CLASS
+
+/*
+Since Windows 7 by default (callback) exceptions aren't swallowed anymore
+with native x64 applications. Exceptions can occur in a file dialog when
+using the hook procedure in combination with third-party utilities.
+Since Windows 7 SP1 the swallowing of exceptions can be enabled again
+by using SetProcessUserModeExceptionPolicy.
+*/
+void ChangeExceptionPolicy()
+{
+#if wxUSE_DYNLIB_CLASS
+ gs_changedPolicy = false;
+
+ wxLoadedDLL dllKernel32(wxT("kernel32.dll"));
+
+ if ( gs_pfnGetProcessUserModeExceptionPolicy
+ == (GetProcessUserModeExceptionPolicy_t) -1)
+ {
+ wxDL_INIT_FUNC(gs_pfn, GetProcessUserModeExceptionPolicy, dllKernel32);
+ wxDL_INIT_FUNC(gs_pfn, SetProcessUserModeExceptionPolicy, dllKernel32);
+ }
+
+ if ( !gs_pfnGetProcessUserModeExceptionPolicy
+ || !gs_pfnSetProcessUserModeExceptionPolicy
+ || !gs_pfnGetProcessUserModeExceptionPolicy(&gs_oldExceptionPolicyFlags) )
+ {
+ return;
+ }
+
+ if ( gs_pfnSetProcessUserModeExceptionPolicy(gs_oldExceptionPolicyFlags
+ | 0x1 /* PROCESS_CALLBACK_FILTER_ENABLED */ ) )
+ {
+ gs_changedPolicy = true;
+ }
+
+#endif // wxUSE_DYNLIB_CLASS
+}
+
+void RestoreExceptionPolicy()
+{
+#if wxUSE_DYNLIB_CLASS
+ if (gs_changedPolicy)
+ {
+ gs_changedPolicy = false;
+ (void) gs_pfnSetProcessUserModeExceptionPolicy(gs_oldExceptionPolicyFlags);
+ }
+#endif // wxUSE_DYNLIB_CLASS
+}
+
+} // unnamed namespace
+
// ----------------------------------------------------------------------------
// hook function for moving the dialog
// ----------------------------------------------------------------------------
case WM_NOTIFY:
{
- OFNOTIFY *pNotifyCode = reinterpret_cast<OFNOTIFY *>(lParam);
- if ( pNotifyCode->hdr.code == CDN_INITDONE )
+ OFNOTIFY* const
+ pNotifyCode = reinterpret_cast<OFNOTIFY *>(lParam);
+ wxFileDialog* const
+ dialog = reinterpret_cast<wxFileDialog *>(
+ pNotifyCode->lpOFN->lCustData
+ );
+
+ switch ( pNotifyCode->hdr.code )
{
- reinterpret_cast<wxFileDialog *>(
- pNotifyCode->lpOFN->lCustData)
- ->MSWOnInitDone((WXHWND)hDlg);
- }
+ case CDN_INITDONE:
+ dialog->MSWOnInitDone((WXHWND)hDlg);
+ break;
+
+ case CDN_SELCHANGE:
+ dialog->MSWOnSelChange((WXHWND)hDlg);
+ break;
+ }
}
break;
paths.Empty();
wxString dir(m_dir);
- if ( m_dir.Last() != wxT('\\') )
+ if ( m_dir.empty() || m_dir.Last() != wxT('\\') )
dir += wxT('\\');
size_t count = m_fileNames.GetCount();
files = m_fileNames;
}
-void wxFileDialog::SetPath(const wxString& path)
-{
- wxString ext;
- wxFileName::SplitPath(path, &m_dir, &m_fileName, &ext);
- if ( !ext.empty() )
- m_fileName << wxT('.') << ext;
-}
-
void wxFileDialog::DoGetPosition(int *x, int *y) const
{
if ( x )
void wxFileDialog::MSWOnInitDone(WXHWND hDlg)
{
- // note the the dialog is the parent window: hDlg is a child of it when
+ // note the dialog is the parent window: hDlg is a child of it when
// OFN_EXPLORER is used
HWND hFileDlg = ::GetParent((HWND)hDlg);
SetPosition(gs_rectDialog.GetPosition());
}
+ // Call selection change handler so that update handler will be
+ // called once with no selection.
+ MSWOnSelChange(hDlg);
+
// we shouldn't destroy this HWND
SetHWND(NULL);
}
+void wxFileDialog::MSWOnSelChange(WXHWND hDlg)
+{
+ TCHAR buf[MAX_PATH];
+ LRESULT len = SendMessage(::GetParent(hDlg), CDM_GETFILEPATH,
+ MAX_PATH, reinterpret_cast<LPARAM>(buf));
+
+ if ( len > 0 )
+ m_currentlySelectedFilename = buf;
+ else
+ m_currentlySelectedFilename.clear();
+
+ if ( m_extraControl )
+ m_extraControl->UpdateWindowUI(wxUPDATE_UI_RECURSE);
+}
+
// helper used below in ShowCommFileDialog(): 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
int wxFileDialog::ShowModal()
{
+ WX_HOOK_MODAL_DIALOG();
+
HWND hWnd = 0;
if (m_parent) hWnd = (HWND) m_parent->GetHWND();
if (!hWnd && wxTheApp->GetTopWindow())
*/
if (m_bMovedWindow || HasExtraControlCreator()) // we need these flags.
{
+ ChangeExceptionPolicy();
msw_flags |= OFN_EXPLORER|OFN_ENABLEHOOK;
#ifndef __WXWINCE__
msw_flags |= OFN_ENABLESIZING;
#endif
}
+ wxON_BLOCK_EXIT0(RestoreExceptionPolicy);
+
if ( HasFdFlag(wxFD_MULTIPLE) )
{
// OFN_EXPLORER must always be specified with OFN_ALLOWMULTISELECT
of.lStructSize = gs_ofStructSize;
of.hwndOwner = hWnd;
- of.lpstrTitle = m_message.wx_str();
+ of.lpstrTitle = m_message.t_str();
of.lpstrFileTitle = titleBuffer;
of.nMaxFileTitle = wxMAXFILE + 1 + wxMAXEXT;
}
}
- of.lpstrFilter = (LPTSTR)filterBuffer.wx_str();
+ of.lpstrFilter = filterBuffer.t_str();
of.nFilterIndex = m_filterIndex + 1;
//=== Setting defaultFileName >>=========================================
wxString defextBuffer; // we need it to be alive until GetSaveFileName()!
if (HasFdFlag(wxFD_SAVE))
{
- const wxChar* extension = filterBuffer.wx_str();
+ const wxChar* extension = filterBuffer.t_str();
int maxFilter = (int)(of.nFilterIndex*2L) - 1;
for( int i = 0; i < maxFilter; i++ ) // get extension
(of.nFileExtension && fileNameBuffer[of.nFileExtension] == wxT('\0')) )
{
// User has typed a filename without an extension:
- const wxChar* extension = filterBuffer.wx_str();
+ const wxChar* extension = filterBuffer.t_str();
int maxFilter = (int)(of.nFilterIndex*2L) - 1;
for( int i = 0; i < maxFilter; i++ ) // get extension
projects / wxWidgets.git / blobdiff