Implement monitoring of file descriptors in wxMotif event loop.

[wxWidgets.git] / include / wx / filedlg.h

diff --git a/include/wx/filedlg.h b/include/wx/filedlg.h
index 394a93c87db7bce215ad8d6493e4138c1bb6447c..01a33015d679ca1b1e93b54bbb63b4c58b2f5e30 100644 (file)
--- a/include/wx/filedlg.h
+++ b/include/wx/filedlg.h
@@ -19,6 +19,12 @@
 #include "wx/dialog.h"
 #include "wx/arrstr.h"
 
+// this symbol is defined for the platforms which support multiple
+// ('|'-separated) filters in the file dialog
+#if defined(__WXMSW__) || defined(__WXGTK__) || defined(__WXMAC__)
+    #define wxHAS_MULTIPLE_FILEDLG_FILTERS
+#endif
+
 //----------------------------------------------------------------------------
 // wxFileDialog data
 //----------------------------------------------------------------------------
@@ -58,15 +64,15 @@ enum
 
 #define wxFD_DEFAULT_STYLE      wxFD_OPEN
 
-extern WXDLLEXPORT_DATA(const wxChar) wxFileDialogNameStr[];
-extern WXDLLEXPORT_DATA(const wxChar) wxFileSelectorPromptStr[];
-extern WXDLLEXPORT_DATA(const wxChar) wxFileSelectorDefaultWildcardStr[];
+extern WXDLLIMPEXP_DATA_CORE(const char) wxFileDialogNameStr[];
+extern WXDLLIMPEXP_DATA_CORE(const char) wxFileSelectorPromptStr[];
+extern WXDLLIMPEXP_DATA_CORE(const char) wxFileSelectorDefaultWildcardStr[];
 
 //----------------------------------------------------------------------------
 // wxFileDialogBase
 //----------------------------------------------------------------------------
 
-class WXDLLEXPORT wxFileDialogBase: public wxDialog
+class WXDLLIMPEXP_CORE wxFileDialogBase: public wxDialog
 {
 public:
     wxFileDialogBase () { Init(); }
@@ -85,6 +91,9 @@ public:
         Create(parent, message, defaultDir, defaultFile, wildCard, style, pos, sz, name);
     }
 
+    virtual ~wxFileDialogBase() {}
+
+
     bool Create(wxWindow *parent,
                 const wxString& message = wxFileSelectorPromptStr,
                 const wxString& defaultDir = wxEmptyString,
@@ -98,9 +107,9 @@ public:
     bool HasFdFlag(int flag) const { return HasFlag(flag); }
 
     virtual void SetMessage(const wxString& message) { m_message = message; }
-    virtual void SetPath(const wxString& path) { m_path = path; }
-    virtual void SetDirectory(const wxString& dir) { m_dir = dir; }
-    virtual void SetFilename(const wxString& name) { m_fileName = name; }
+    virtual void SetPath(const wxString& path);
+    virtual void SetDirectory(const wxString& dir);
+    virtual void SetFilename(const wxString& name);
     virtual void SetWildcard(const wxString& wildCard) { m_wildCard = wildCard; }
     virtual void SetFilterIndex(int filterIndex) { m_filterIndex = filterIndex; }
 
@@ -113,6 +122,18 @@ public:
     virtual wxString GetWildcard() const { return m_wildCard; }
     virtual int GetFilterIndex() const { return m_filterIndex; }
 
+    virtual wxString GetCurrentlySelectedFilename() const
+        { return m_currentlySelectedFilename; }
+
+    // this function is called with wxFileDialog as parameter and should
+    // create the window containing the extra controls we want to show in it
+    typedef wxWindow *(*ExtraControlCreatorFunction)(wxWindow*);
+
+    virtual bool SupportsExtraControl() const { return false; }
+
+    bool SetExtraControlCreator(ExtraControlCreatorFunction creator);
+    wxWindow *GetExtraControl() const { return m_extraControl; }
+
     // Utility functions
 
 #if WXWIN_COMPATIBILITY_2_6
@@ -138,18 +159,37 @@ protected:
     wxString      m_wildCard;
     int           m_filterIndex;
 
+    // Currently selected, but not yet necessarily accepted by the user, file.
+    // This should be updated whenever the selection in the control changes by
+    // the platform-specific code to provide a useful implementation of
+    // GetCurrentlySelectedFilename().
+    wxString      m_currentlySelectedFilename;
+
+    wxWindow*     m_extraControl;
+
+    // returns true if control is created (if it already exists returns false)
+    bool CreateExtraControl();
+    // return true if SetExtraControlCreator() was called
+    bool HasExtraControlCreator() const
+        { return m_extraControlCreator != NULL; }
+    // get the size of the extra control by creating and deleting it
+    wxSize GetExtraControlSize();
+
 private:
+    ExtraControlCreatorFunction m_extraControlCreator;
+
     void Init();
     DECLARE_DYNAMIC_CLASS(wxFileDialogBase)
-    DECLARE_NO_COPY_CLASS(wxFileDialogBase)
+    wxDECLARE_NO_COPY_CLASS(wxFileDialogBase);
 };
 
+
 //----------------------------------------------------------------------------
 // wxFileDialog convenience functions
 //----------------------------------------------------------------------------
 
 // File selector - backward compatibility
-WXDLLEXPORT wxString
+WXDLLIMPEXP_CORE wxString
 wxFileSelector(const wxString& message = wxFileSelectorPromptStr,
                const wxString& default_path = wxEmptyString,
                const wxString& default_filename = wxEmptyString,
@@ -160,7 +200,7 @@ wxFileSelector(const wxString& message = wxFileSelectorPromptStr,
                int x = wxDefaultCoord, int y = wxDefaultCoord);
 
 // An extended version of wxFileSelector
-WXDLLEXPORT wxString
+WXDLLIMPEXP_CORE wxString
 wxFileSelectorEx(const wxString& message = wxFileSelectorPromptStr,
                  const wxString& default_path = wxEmptyString,
                  const wxString& default_filename = wxEmptyString,
@@ -171,14 +211,14 @@ wxFileSelectorEx(const wxString& message = wxFileSelectorPromptStr,
                  int x = wxDefaultCoord, int y = wxDefaultCoord);
 
 // Ask for filename to load
-WXDLLEXPORT wxString
+WXDLLIMPEXP_CORE wxString
 wxLoadFileSelector(const wxString& what,
                    const wxString& extension,
                    const wxString& default_name = wxEmptyString,
                    wxWindow *parent = NULL);
 
 // Ask for filename to save
-WXDLLEXPORT wxString
+WXDLLIMPEXP_CORE wxString
 wxSaveFileSelector(const wxString& what,
                    const wxString& extension,
                    const wxString& default_name = wxEmptyString,
@@ -192,12 +232,12 @@ wxSaveFileSelector(const wxString& what,
     #include "wx/msw/filedlg.h"
 #elif defined(__WXMOTIF__)
     #include "wx/motif/filedlg.h"
-#elif defined(__WXGTK24__)
+#elif defined(__WXGTK20__)
     #include "wx/gtk/filedlg.h"     // GTK+ > 2.4 has native version
 #elif defined(__WXGTK__)
     #include "wx/gtk1/filedlg.h"
 #elif defined(__WXMAC__)
-    #include "wx/mac/filedlg.h"
+    #include "wx/osx/filedlg.h"
 #elif defined(__WXCOCOA__)
     #include "wx/cocoa/filedlg.h"
 #elif defined(__WXPM__)