Fix wxDocManager::GetLastDirectory() when there is no history.

[wxWidgets.git] / src / common / fldlgcmn.cpp

diff --git a/src/common/fldlgcmn.cpp b/src/common/fldlgcmn.cpp
index d6528d8a990546837626c67a5471b2e4ac729882..1d68284280853a194ae317b5267097ccb82d87e3 100644 (file)
--- a/src/common/fldlgcmn.cpp
+++ b/src/common/fldlgcmn.cpp
@@ -9,13 +9,13 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __BORLANDC__
-#pragma hdrstop
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+
 #if wxUSE_FILEDLG
 
 #include "wx/filedlg.h"
@@ -35,8 +35,10 @@ IMPLEMENT_DYNAMIC_CLASS(wxFileDialogBase, wxDialog)
 
 void wxFileDialogBase::Init()
 {
-    m_filterIndex =
+    m_filterIndex = 0;
     m_windowStyle = 0;
+    m_extraControl = NULL;
+    m_extraControlCreator = NULL;
 }
 
 bool wxFileDialogBase::Create(wxWindow *parent,
@@ -63,14 +65,14 @@ bool wxFileDialogBase::Create(wxWindow *parent,
 
     // check that the styles are not contradictory
     wxASSERT_MSG( !(HasFdFlag(wxFD_SAVE) && HasFdFlag(wxFD_OPEN)),
-                  _T("can't specify both wxFD_SAVE and wxFD_OPEN at once") );
+                  wxT("can't specify both wxFD_SAVE and wxFD_OPEN at once") );
 
     wxASSERT_MSG( !HasFdFlag(wxFD_SAVE) ||
                     (!HasFdFlag(wxFD_MULTIPLE) && !HasFdFlag(wxFD_FILE_MUST_EXIST)),
-                   _T("wxFD_MULTIPLE or wxFD_FILE_MUST_EXIST can't be used with wxFD_SAVE" ) );
+                   wxT("wxFD_MULTIPLE or wxFD_FILE_MUST_EXIST can't be used with wxFD_SAVE" ) );
 
     wxASSERT_MSG( !HasFdFlag(wxFD_OPEN) || !HasFdFlag(wxFD_OVERWRITE_PROMPT),
-                  _T("wxFD_OVERWRITE_PROMPT can't be used with wxFD_OPEN") );
+                  wxT("wxFD_OVERWRITE_PROMPT can't be used with wxFD_OPEN") );
 
     if ( wildCard.empty() || wildCard == wxFileSelectorDefaultWildcardStr )
     {
@@ -83,7 +85,7 @@ bool wxFileDialogBase::Create(wxWindow *parent,
         // convert m_wildCard from "*.bar" to "bar files (*.bar)|*.bar"
         if ( m_wildCard.Find(wxT('|')) == wxNOT_FOUND )
         {
-            wxString::size_type nDot = m_wildCard.find(_T("*."));
+            wxString::size_type nDot = m_wildCard.find(wxT("*."));
             if ( nDot != wxString::npos )
                 nDot++;
             else
@@ -149,18 +151,47 @@ wxString wxFileDialogBase::AppendExtension(const wxString &filePath,
     return filePath + ext;
 }
 
+bool wxFileDialogBase::SetExtraControlCreator(ExtraControlCreatorFunction creator)
+{
+    wxCHECK_MSG( !m_extraControlCreator, false,
+                 "wxFileDialog::SetExtraControl() called second time" );
+
+    m_extraControlCreator = creator;
+    return SupportsExtraControl();
+}
+
+bool wxFileDialogBase::CreateExtraControl()
+{
+    if (!m_extraControlCreator || m_extraControl)
+        return false;
+    m_extraControl = (*m_extraControlCreator)(this);
+    return true;
+}
+
+wxSize wxFileDialogBase::GetExtraControlSize()
+{
+    if ( !m_extraControlCreator )
+        return wxDefaultSize;
+
+    // create the extra control in an empty dialog just to find its size: this
+    // is not terribly efficient but we do need to know the size before
+    // creating the native dialog and this seems to be the only way
+    wxDialog dlg(NULL, wxID_ANY, "");
+    return (*m_extraControlCreator)(&dlg)->GetSize();
+}
+
 //----------------------------------------------------------------------------
 // wxFileDialog convenience functions
 //----------------------------------------------------------------------------
 
-wxString wxDoFileSelector(const wxString& title,
-                          const wxString& defaultDir,
-                          const wxString& defaultFileName,
-                          const wxString& defaultExtension,
-                          const wxString& filter,
-                          int flags,
-                          wxWindow *parent,
-                          int x, int y)
+wxString wxFileSelector(const wxString& title,
+                        const wxString& defaultDir,
+                        const wxString& defaultFileName,
+                        const wxString& defaultExtension,
+                        const wxString& filter,
+                        int flags,
+                        wxWindow *parent,
+                        int x, int y)
 {
     // The defaultExtension, if non-empty, is
     // appended to the filename if the user fails to type an extension. The new
@@ -217,15 +248,15 @@ wxString wxDoFileSelector(const wxString& title,
 // wxFileSelectorEx
 //----------------------------------------------------------------------------
 
-wxString wxDoFileSelectorEx(const wxString& title,
-                            const wxString& defaultDir,
-                            const wxString& defaultFileName,
-                            int*            defaultFilterIndex,
-                            const wxString& filter,
-                            int             flags,
-                            wxWindow*       parent,
-                            int             x,
-                            int             y)
+wxString wxFileSelectorEx(const wxString& title,
+                          const wxString& defaultDir,
+                          const wxString& defaultFileName,
+                          int*            defaultFilterIndex,
+                          const wxString& filter,
+                          int             flags,
+                          wxWindow*       parent,
+                          int             x,
+                          int             y)
 
 {
     wxFileDialog fileDialog(parent,
@@ -269,7 +300,7 @@ static wxString wxDefaultFileSelector(bool load,
     wxString ext;
     if ( !extension.empty() )
     {
-        if ( extension[0u] == _T('.') )
+        if ( extension[0u] == wxT('.') )
             ext = extension.substr(1);
         else
             ext = extension;
@@ -282,17 +313,18 @@ static wxString wxDefaultFileSelector(bool load,
     }
 
     return wxFileSelector(prompt, wxEmptyString, default_name, ext, wild,
-                          load ? wxFD_OPEN : wxFD_SAVE, parent);
+                          load ? (wxFD_OPEN | wxFD_FILE_MUST_EXIST) : wxFD_SAVE,
+                          parent);
 }
 
 //----------------------------------------------------------------------------
 // wxLoadFileSelector
 //----------------------------------------------------------------------------
 
-WXDLLEXPORT wxString wxDoLoadFileSelector(const wxString& what,
-                                          const wxString& extension,
-                                          const wxString& default_name,
-                                          wxWindow *parent)
+WXDLLEXPORT wxString wxLoadFileSelector(const wxString& what,
+                                        const wxString& extension,
+                                        const wxString& default_name,
+                                        wxWindow *parent)
 {
     return wxDefaultFileSelector(true, what, extension, default_name, parent);
 }
@@ -301,10 +333,10 @@ WXDLLEXPORT wxString wxDoLoadFileSelector(const wxString& what,
 // wxSaveFileSelector
 //----------------------------------------------------------------------------
 
-WXDLLEXPORT wxString wxDoSaveFileSelector(const wxString& what,
-                                          const wxString& extension,
-                                          const wxString& default_name,
-                                          wxWindow *parent)
+WXDLLEXPORT wxString wxSaveFileSelector(const wxString& what,
+                                        const wxString& extension,
+                                        const wxString& default_name,
+                                        wxWindow *parent)
 {
     return wxDefaultFileSelector(false, what, extension, default_name, parent);
 }