Pileus Git - ~andy/gtk/blob - gtk/gtkadjustment.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 Library 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  * Library General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Library 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 #ifndef __GTK_ADJUSTMENT_H__
  20 #define __GTK_ADJUSTMENT_H__
  21
  22
  23 #include <gdk/gdk.h>
  24 #include <gtk/gtkdata.h>
  25
  26
  27 #ifdef __cplusplus
  28 extern "C" {
  29 #endif /* __cplusplus */
  30
  31
  32 #define GTK_ADJUSTMENT(obj)          GTK_CHECK_CAST (obj, gtk_adjustment_get_type (), GtkAdjustment)
  33 #define GTK_ADJUSTMENT_CLASS(klass)  GTK_CHECK_CLASS_CAST (klass, gtk_adjustment_get_type (), GtkAdjustmentClass)
  34 #define GTK_IS_ADJUSTMENT(obj)       GTK_CHECK_TYPE (obj, gtk_adjustment_get_type ())
  35
  36
  37 typedef struct _GtkAdjustment       GtkAdjustment;
  38 typedef struct _GtkAdjustmentClass  GtkAdjustmentClass;
  39
  40 struct _GtkAdjustment
  41 {
  42   GtkData data;
  43
  44   gfloat lower;
  45   gfloat upper;
  46   gfloat value;
  47   gfloat step_increment;
  48   gfloat page_increment;
  49   gfloat page_size;
  50 };
  51
  52 struct _GtkAdjustmentClass
  53 {
  54   GtkDataClass parent_class;
  55
  56   void (* changed)       (GtkAdjustment *adjustment);
  57   void (* value_changed) (GtkAdjustment *adjustment);
  58 };
  59
  60
  61 guint      gtk_adjustment_get_type   (void);
  62 GtkObject* gtk_adjustment_new        (gfloat              value,
  63                                       gfloat              lower,
  64                                       gfloat              upper,
  65                                       gfloat              step_increment,
  66                                       gfloat              page_increment,
  67                                       gfloat              page_size);
  68 void       gtk_adjustment_set_value  (GtkAdjustment      *adjustment,
  69                                       gfloat              value);
  70
  71
  72
  73
  74 #ifdef __cplusplus
  75 }
  76 #endif /* __cplusplus */
  77
  78
  79 #endif /* __GTK_ADJUSTMENT_H__ */