Pileus Git - ~andy/gtk/blob - gtk/gtklayout.h

   1 /* GTK - The GIMP Toolkit
   2  * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the
  16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17  * Boston, MA 02111-1307, USA.
  18  *
  19  * GtkLayout: Widget for scrolling of arbitrary-sized areas.
  20  *
  21  * Copyright Owen Taylor, 1998
  22  */
  23
  24 /*
  25  * Modified by the GTK+ Team and others 1997-2000.  See the AUTHORS
  26  * file for a list of people on the GTK+ Team.  See the ChangeLog
  27  * files for a list of changes.  These files are distributed with
  28  * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
  29  */
  30
  31 #if defined(GTK_DISABLE_SINGLE_INCLUDES) && !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
  32 #error "Only <gtk/gtk.h> can be included directly."
  33 #endif
  34
  35 #ifndef __GTK_LAYOUT_H__
  36 #define __GTK_LAYOUT_H__
  37
  38 #include <gdk/gdk.h>
  39 #include <gtk/gtkcontainer.h>
  40 #include <gtk/gtkadjustment.h>
  41
  42 G_BEGIN_DECLS
  43
  44 #define GTK_TYPE_LAYOUT            (gtk_layout_get_type ())
  45 #define GTK_LAYOUT(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_LAYOUT, GtkLayout))
  46 #define GTK_LAYOUT_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_LAYOUT, GtkLayoutClass))
  47 #define GTK_IS_LAYOUT(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_LAYOUT))
  48 #define GTK_IS_LAYOUT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_LAYOUT))
  49 #define GTK_LAYOUT_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_LAYOUT, GtkLayoutClass))
  50
  51
  52 typedef struct _GtkLayout        GtkLayout;
  53 typedef struct _GtkLayoutClass   GtkLayoutClass;
  54
  55 struct _GtkLayout
  56 {
  57   GtkContainer GSEAL (container);
  58
  59   GList *GSEAL (children);
  60
  61   guint GSEAL (width);
  62   guint GSEAL (height);
  63
  64   GtkAdjustment *GSEAL (hadjustment);
  65   GtkAdjustment *GSEAL (vadjustment);
  66
  67   /*< public >*/
  68   GdkWindow *GSEAL (bin_window);
  69
  70   /*< private >*/
  71   GdkVisibilityState GSEAL (visibility);
  72   gint GSEAL (scroll_x);
  73   gint GSEAL (scroll_y);
  74
  75   guint GSEAL (freeze_count);
  76 };
  77
  78 struct _GtkLayoutClass
  79 {
  80   GtkContainerClass parent_class;
  81
  82   void  (*set_scroll_adjustments)   (GtkLayout      *layout,
  83                                      GtkAdjustment  *hadjustment,
  84                                      GtkAdjustment  *vadjustment);
  85
  86   /* Padding for future expansion */
  87   void (*_gtk_reserved1) (void);
  88   void (*_gtk_reserved2) (void);
  89   void (*_gtk_reserved3) (void);
  90   void (*_gtk_reserved4) (void);
  91 };
  92
  93 GType          gtk_layout_get_type        (void) G_GNUC_CONST;
  94 GtkWidget*     gtk_layout_new             (GtkAdjustment *hadjustment,
  95                                            GtkAdjustment *vadjustment);
  96 GdkWindow*     gtk_layout_get_bin_window  (GtkLayout     *layout);
  97 void           gtk_layout_put             (GtkLayout     *layout,
  98                                            GtkWidget     *child_widget,
  99                                            gint           x,
 100                                            gint           y);
 101
 102 void           gtk_layout_move            (GtkLayout     *layout,
 103                                            GtkWidget     *child_widget,
 104                                            gint           x,
 105                                            gint           y);
 106
 107 void           gtk_layout_set_size        (GtkLayout     *layout,
 108                                            guint          width,
 109                                            guint          height);
 110 void           gtk_layout_get_size        (GtkLayout     *layout,
 111                                            guint         *width,
 112                                            guint         *height);
 113
 114 GtkAdjustment* gtk_layout_get_hadjustment (GtkLayout     *layout);
 115 GtkAdjustment* gtk_layout_get_vadjustment (GtkLayout     *layout);
 116 void           gtk_layout_set_hadjustment (GtkLayout     *layout,
 117                                            GtkAdjustment *adjustment);
 118 void           gtk_layout_set_vadjustment (GtkLayout     *layout,
 119                                            GtkAdjustment *adjustment);
 120
 121
 122 #ifndef GTK_DISABLE_DEPRECATED
 123 /* These disable and enable moving and repainting the scrolling window
 124  * of the GtkLayout, respectively.  If you want to update the layout's
 125  * offsets but do not want it to repaint itself, you should use these
 126  * functions.
 127  *
 128  * - I don't understand these are supposed to work, so I suspect
 129  * - they don't now.                    OWT 1/20/98
 130  */
 131 void           gtk_layout_freeze          (GtkLayout     *layout);
 132 void           gtk_layout_thaw            (GtkLayout     *layout);
 133 #endif /* GTK_DISABLE_DEPRECATED */
 134
 135 G_END_DECLS
 136
 137 #endif /* __GTK_LAYOUT_H__ */