137 lines
5.3 KiB
C
137 lines
5.3 KiB
C
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/* 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 Lesser 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#pragma once
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#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
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#error "Only <gtk/gtk.h> can be included directly."
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#endif
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#include <gtk/gtkrange.h>
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G_BEGIN_DECLS
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#define GTK_TYPE_SCALE (gtk_scale_get_type ())
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#define GTK_SCALE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_SCALE, GtkScale))
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#define GTK_SCALE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_SCALE, GtkScaleClass))
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#define GTK_IS_SCALE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_SCALE))
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#define GTK_IS_SCALE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_SCALE))
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#define GTK_SCALE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_SCALE, GtkScaleClass))
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typedef struct _GtkScale GtkScale;
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typedef struct _GtkScaleClass GtkScaleClass;
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struct _GtkScale
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{
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GtkRange parent_instance;
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};
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struct _GtkScaleClass
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{
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GtkRangeClass parent_class;
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void (* get_layout_offsets) (GtkScale *scale,
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int *x,
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int *y);
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/*< private >*/
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gpointer padding[8];
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};
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/**
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* GtkScaleFormatValueFunc:
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* @scale: The `GtkScale`
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* @value: The numeric value to format
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* @user_data: (closure): user data
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*
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* Returns: (not nullable): A newly allocated string describing a textual representation
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* of the given numerical value.
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*/
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typedef char * (*GtkScaleFormatValueFunc) (GtkScale *scale,
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double value,
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gpointer user_data);
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GDK_AVAILABLE_IN_ALL
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GType gtk_scale_get_type (void) G_GNUC_CONST;
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GDK_AVAILABLE_IN_ALL
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GtkWidget * gtk_scale_new (GtkOrientation orientation,
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GtkAdjustment *adjustment);
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GDK_AVAILABLE_IN_ALL
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GtkWidget * gtk_scale_new_with_range (GtkOrientation orientation,
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double min,
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double max,
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double step);
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GDK_AVAILABLE_IN_ALL
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void gtk_scale_set_digits (GtkScale *scale,
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int digits);
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GDK_AVAILABLE_IN_ALL
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int gtk_scale_get_digits (GtkScale *scale);
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GDK_AVAILABLE_IN_ALL
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void gtk_scale_set_draw_value (GtkScale *scale,
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gboolean draw_value);
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GDK_AVAILABLE_IN_ALL
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gboolean gtk_scale_get_draw_value (GtkScale *scale);
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GDK_AVAILABLE_IN_ALL
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void gtk_scale_set_has_origin (GtkScale *scale,
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gboolean has_origin);
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GDK_AVAILABLE_IN_ALL
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gboolean gtk_scale_get_has_origin (GtkScale *scale);
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GDK_AVAILABLE_IN_ALL
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void gtk_scale_set_value_pos (GtkScale *scale,
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GtkPositionType pos);
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GDK_AVAILABLE_IN_ALL
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GtkPositionType gtk_scale_get_value_pos (GtkScale *scale);
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GDK_AVAILABLE_IN_ALL
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PangoLayout * gtk_scale_get_layout (GtkScale *scale);
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GDK_AVAILABLE_IN_ALL
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void gtk_scale_get_layout_offsets (GtkScale *scale,
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int *x,
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int *y);
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GDK_AVAILABLE_IN_ALL
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void gtk_scale_add_mark (GtkScale *scale,
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double value,
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GtkPositionType position,
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const char *markup);
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GDK_AVAILABLE_IN_ALL
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void gtk_scale_clear_marks (GtkScale *scale);
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GDK_AVAILABLE_IN_ALL
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void gtk_scale_set_format_value_func (GtkScale *scale,
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GtkScaleFormatValueFunc func,
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gpointer user_data,
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GDestroyNotify destroy_notify);
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(GtkScale, g_object_unref)
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G_END_DECLS
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