forked from AuroraMiddleware/gtk
d466bcb7a0
Sat May 2 20:19:03 1998 Tim Janik <timj@gtk.org>
* gtk/gtkadjustment.c (gtk_adjustment_set_value): only emit
"value_changed" if we really passed a new value.
(gtk_adjustment_changed): new function to emit the "changed" signal.
(gtk_adjustment_set_value): new function to emit the "value_changed"
signal.
87 lines
2.4 KiB
C
87 lines
2.4 KiB
C
/* GTK - The GIMP Toolkit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GTK_ADJUSTMENT_H__
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#define __GTK_ADJUSTMENT_H__
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#include <gdk/gdk.h>
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#include <gtk/gtkdata.h>
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#ifdef __cplusplus
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extern "C" {
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#pragma }
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#endif /* __cplusplus */
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#define GTK_ADJUSTMENT(obj) (GTK_CHECK_CAST (obj, gtk_adjustment_get_type (), GtkAdjustment))
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#define GTK_ADJUSTMENT_CLASS(klass) (GTK_CHECK_CLASS_CAST (klass, gtk_adjustment_get_type (), GtkAdjustmentClass))
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#define GTK_IS_ADJUSTMENT(obj) (GTK_CHECK_TYPE (obj, gtk_adjustment_get_type ()))
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typedef struct _GtkAdjustment GtkAdjustment;
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typedef struct _GtkAdjustmentClass GtkAdjustmentClass;
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struct _GtkAdjustment
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{
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GtkData data;
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gfloat lower;
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gfloat upper;
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gfloat value;
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gfloat step_increment;
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gfloat page_increment;
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gfloat page_size;
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};
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struct _GtkAdjustmentClass
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{
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GtkDataClass parent_class;
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void (* changed) (GtkAdjustment *adjustment);
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void (* value_changed) (GtkAdjustment *adjustment);
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};
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GtkType gtk_adjustment_get_type (void);
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GtkObject* gtk_adjustment_new (gfloat value,
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gfloat lower,
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gfloat upper,
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gfloat step_increment,
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gfloat page_increment,
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gfloat page_size);
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void gtk_adjustment_set_value (GtkAdjustment *adjustment,
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gfloat value);
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void gtk_adjustment_changed (GtkAdjustment *adjustment);
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void gtk_adjustment_value_changed (GtkAdjustment *adjustment);
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void gtk_adjustment_clamp_page (GtkAdjustment *adjustment,
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gfloat lower,
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gfloat upper);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __GTK_ADJUSTMENT_H__ */
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