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fm-icon-view.h

/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */

/* fm-icon-view.h - interface for icon view of directory.

   Copyright (C) 2000 Eazel, Inc.

   The Gnome Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public License as
   published by the Free Software Foundation; either version 2 of the
   License, or (at your option) any later version.

   The Gnome Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with the Gnome Library; see the file COPYING.LIB.  If not,
   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.

   Authors: John Sullivan <sullivan@eazel.com>
*/

#ifndef FM_ICON_VIEW_H
#define FM_ICON_VIEW_H

#include "fm-directory-view.h"

typedef struct FMIconView FMIconView;
typedef struct FMIconViewClass FMIconViewClass;

#define FM_TYPE_ICON_VIEW                 (fm_icon_view_get_type ())
#define FM_ICON_VIEW(obj)                 (GTK_CHECK_CAST ((obj), FM_TYPE_ICON_VIEW, FMIconView))
#define FM_ICON_VIEW_CLASS(klass)         (GTK_CHECK_CLASS_CAST ((klass), FM_TYPE_ICON_VIEW, FMIconViewClass))
#define FM_IS_ICON_VIEW(obj)              (GTK_CHECK_TYPE ((obj), FM_TYPE_ICON_VIEW))
#define FM_IS_ICON_VIEW_CLASS(klass)            (GTK_CHECK_CLASS_TYPE ((klass), FM_TYPE_ICON_VIEW))

#define FM_ICON_VIEW_ID "OAFIID:Nautilus_File_Manager_Icon_View"
#define FM_COMPACT_VIEW_ID "OAFIID:Nautilus_File_Manager_Compact_View"

typedef struct FMIconViewDetails FMIconViewDetails;

struct FMIconView {
      FMDirectoryView parent;
      FMIconViewDetails *details;
};

struct FMIconViewClass {
      FMDirectoryViewClass parent_class;

      /* Methods that can be overriden for settings you don't want to come from metadata.
       */
       
      /* Note: get_directory_sort_by must return a string that can/will be g_freed.
       */
      char *       (* get_directory_sort_by)       (FMIconView *icon_view, 
                                      NautilusFile *file);
      void     (* set_directory_sort_by)       (FMIconView *icon_view, 
                                      NautilusFile *file, 
                                      const char* sort_by);

      gboolean (* get_directory_sort_reversed) (FMIconView *icon_view, 
                                      NautilusFile *file);
      void     (* set_directory_sort_reversed) (FMIconView *icon_view, 
                                      NautilusFile *file, 
                                      gboolean sort_reversed);

      gboolean (* get_directory_auto_layout)   (FMIconView *icon_view, 
                                      NautilusFile *file);
      void     (* set_directory_auto_layout)   (FMIconView *icon_view, 
                                      NautilusFile *file, 
                                      gboolean auto_layout);
      
      gboolean (* get_directory_tighter_layout) (FMIconView *icon_view, 
                                       NautilusFile *file);
      void     (* set_directory_tighter_layout)   (FMIconView *icon_view, 
                                         NautilusFile *file, 
                                         gboolean tighter_layout);

      /* Override "clean_up" if your subclass has its own notion of where icons should be positioned */
      void   (* clean_up)                  (FMIconView *icon_view);

      /* supports_auto_layout is a function pointer that subclasses may
       * override to control whether or not the automatic layout options
       * should be enabled. The default implementation returns TRUE.
       */
      gboolean (* supports_auto_layout)    (FMIconView *view);

      /* supports_manual_layout is a function pointer that subclasses may
       * override to control whether or not the manual layout options
       * should be enabled. The default implementation returns TRUE iff
       * not in compact mode.
       */
      gboolean (* supports_manual_layout)  (FMIconView *view);

      /* supports_auto_layout is a function pointer that subclasses may
       * override to control whether snap-to-grid mode
       * should be enabled. The default implementation returns FALSE.
       */
      gboolean (* supports_keep_aligned)   (FMIconView *view);

      /* supports_auto_layout is a function pointer that subclasses may
       * override to control whether snap-to-grid mode
       * should be enabled. The default implementation returns FALSE.
       */
      gboolean (* supports_labels_beside_icons)  (FMIconView *view);
};

/* GObject support */
GType   fm_icon_view_get_type      (void);
int     fm_icon_view_compare_files (FMIconView   *icon_view,
                            NautilusFile *a,
                            NautilusFile *b);
void    fm_icon_view_filter_by_screen (FMIconView *icon_view, gboolean filter);
gboolean fm_icon_view_is_compact   (FMIconView *icon_view);

void    fm_icon_view_register       (void);
void    fm_compact_view_register    (void);

#endif /* FM_ICON_VIEW_H */

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