/*
 * Copyright 2005, Haiku, Inc. All Rights Reserved.
 * Distributed under the terms of the MIT License.
 */
#ifndef _FILE_PANEL_H
#define _FILE_PANEL_H


#include <Directory.h>
#include <Entry.h>
#include <Node.h>

class BMessage;
class BMessenger;
class BWindow;
struct stat;
struct stat_beos;


class BRefFilter {
        public:
#if __GNUC__ > 2
                virtual          ~BRefFilter() {};
#endif
                virtual bool Filter(const entry_ref* ref, BNode* node,
                                                struct stat_beos* stat, const char* mimeType) = 0;
};


enum file_panel_mode {
        B_OPEN_PANEL,
        B_SAVE_PANEL
};

enum file_panel_button {
        B_CANCEL_BUTTON,
        B_DEFAULT_BUTTON
};


class BFilePanel {
        public:
                BFilePanel(file_panel_mode mode = B_OPEN_PANEL,
                        BMessenger* target = NULL, const entry_ref* directory = NULL,
                        uint32 nodeFlavors = 0, bool allowMultipleSelection = true,
                        BMessage* message = NULL, BRefFilter* refFilter = NULL,
                        bool modal = false, bool hideWhenDone = true);
                virtual ~BFilePanel();

                void                    Show();
                void                    Hide();
                bool                    IsShowing() const;

                virtual void    WasHidden();
                virtual void    SelectionChanged();
                virtual void    SendMessage(const BMessenger* target, BMessage* message);

                BWindow*                Window() const;
                BMessenger              Messenger() const;
                BRefFilter*             RefFilter() const;

                file_panel_mode PanelMode() const;

                void                    SetTarget(BMessenger target);
                void                    SetMessage(BMessage* message);

                void                    SetRefFilter(BRefFilter* filter);
                void                    SetSaveText(const char* text);
                void                    SetButtonLabel(file_panel_button button, const char* label);
                void                    SetNodeFlavors(uint32 flavors);

                void                    SetPanelDirectory(const BEntry* newDirectory);
                void                    SetPanelDirectory(const BDirectory* newDirectory);
                void                    SetPanelDirectory(const entry_ref* newDirectory);
                void                    SetPanelDirectory(const char* newDirectory);
                void                    GetPanelDirectory(entry_ref* ref) const;

                void                    SetHideWhenDone(bool hideWhenDone);
                bool                    HidesWhenDone() const;

                void                    Refresh();
                void                    Rewind();
                status_t                GetNextSelectedRef(entry_ref* ref);

        private:
                virtual void    _ReservedFilePanel1();
                virtual void    _ReservedFilePanel2();
                virtual void    _ReservedFilePanel3();
                virtual void    _ReservedFilePanel4();
                virtual void    _ReservedFilePanel5();
                virtual void    _ReservedFilePanel6();
                virtual void    _ReservedFilePanel7();
                virtual void    _ReservedFilePanel8();

                BWindow*                fWindow;
                uint32                  _reserved[10];
};

#endif  /* _FILE_PANEL_H */