* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
+ * modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This 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.
+ * Lesser General Public License for more details.
*
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
+
+/*
+ * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
+ * file for a list of people on the GTK+ Team. See the ChangeLog
+ * files for a list of changes. These files are distributed with
+ * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
+ */
+
#ifndef __GTK_SCALE_H__
#define __GTK_SCALE_H__
-#include <gdk/gdk.h>
-#include <gtk/gtkrange.h>
+#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
+#error "Only <gtk/gtk.h> can be included directly."
+#endif
+#include <gtk/gtkrange.h>
-#ifdef __cplusplus
-extern "C" {
-#endif /* __cplusplus */
+G_BEGIN_DECLS
-#define GTK_SCALE(obj) GTK_CHECK_CAST (obj, gtk_scale_get_type (), GtkScale)
-#define GTK_SCALE_CLASS(klass) GTK_CHECK_CLASS_CAST (klass, gtk_scale_get_type (), GtkScaleClass)
-#define GTK_IS_SCALE(obj) GTK_CHECK_TYPE (obj, gtk_scale_get_type ())
+#define GTK_TYPE_SCALE (gtk_scale_get_type ())
+#define GTK_SCALE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_SCALE, GtkScale))
+#define GTK_SCALE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_SCALE, GtkScaleClass))
+#define GTK_IS_SCALE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_SCALE))
+#define GTK_IS_SCALE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_SCALE))
+#define GTK_SCALE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_SCALE, GtkScaleClass))
-typedef struct _GtkScale GtkScale;
-typedef struct _GtkScaleClass GtkScaleClass;
+typedef struct _GtkScale GtkScale;
+typedef struct _GtkScalePrivate GtkScalePrivate;
+typedef struct _GtkScaleClass GtkScaleClass;
struct _GtkScale
{
GtkRange range;
- guint draw_value : 1;
- guint value_pos : 2;
+ /*< private >*/
+ GtkScalePrivate *priv;
};
struct _GtkScaleClass
{
GtkRangeClass parent_class;
- gint slider_length;
- gint value_spacing;
+ gchar* (* format_value) (GtkScale *scale,
+ gdouble value);
void (* draw_value) (GtkScale *scale);
-};
-
-
-guint gtk_scale_get_type (void);
-void gtk_scale_set_digits (GtkScale *scale,
- gint digits);
-void gtk_scale_set_draw_value (GtkScale *scale,
- gint draw_value);
-void gtk_scale_set_value_pos (GtkScale *scale,
- GtkPositionType pos);
-gint gtk_scale_value_width (GtkScale *scale);
-void gtk_scale_draw_value (GtkScale *scale);
+ void (* get_layout_offsets) (GtkScale *scale,
+ gint *x,
+ gint *y);
+ /* Padding for future expansion */
+ void (*_gtk_reserved1) (void);
+ void (*_gtk_reserved2) (void);
+ void (*_gtk_reserved3) (void);
+ void (*_gtk_reserved4) (void);
+};
-#ifdef __cplusplus
-}
-#endif /* __cplusplus */
-
+GType gtk_scale_get_type (void) G_GNUC_CONST;
+GtkWidget * gtk_scale_new (GtkOrientation orientation,
+ GtkAdjustment *adjustment);
+GtkWidget * gtk_scale_new_with_range (GtkOrientation orientation,
+ gdouble min,
+ gdouble max,
+ gdouble step);
+void gtk_scale_set_digits (GtkScale *scale,
+ gint digits);
+gint gtk_scale_get_digits (GtkScale *scale);
+void gtk_scale_set_draw_value (GtkScale *scale,
+ gboolean draw_value);
+gboolean gtk_scale_get_draw_value (GtkScale *scale);
+GDK_AVAILABLE_IN_3_4
+void gtk_scale_set_has_origin (GtkScale *scale,
+ gboolean has_origin);
+GDK_AVAILABLE_IN_3_4
+gboolean gtk_scale_get_has_origin (GtkScale *scale);
+void gtk_scale_set_value_pos (GtkScale *scale,
+ GtkPositionType pos);
+GtkPositionType gtk_scale_get_value_pos (GtkScale *scale);
+
+PangoLayout * gtk_scale_get_layout (GtkScale *scale);
+void gtk_scale_get_layout_offsets (GtkScale *scale,
+ gint *x,
+ gint *y);
+
+void gtk_scale_add_mark (GtkScale *scale,
+ gdouble value,
+ GtkPositionType position,
+ const gchar *markup);
+void gtk_scale_clear_marks (GtkScale *scale);
+
+
+G_END_DECLS
#endif /* __GTK_SCALE_H__ */
projects / ~andy / gtk / blobdiff