/* GTK - The GTK+ Toolkit * 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 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser 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. */ /* * 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/. */ #if defined(GTK_DISABLE_SINGLE_INCLUDES) && !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION) #error "Only can be included directly." #endif #ifndef __GTK_RANGE_H__ #define __GTK_RANGE_H__ #include #include #include G_BEGIN_DECLS #define GTK_TYPE_RANGE (gtk_range_get_type ()) #define GTK_RANGE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_RANGE, GtkRange)) #define GTK_RANGE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_RANGE, GtkRangeClass)) #define GTK_IS_RANGE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_RANGE)) #define GTK_IS_RANGE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_RANGE)) #define GTK_RANGE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_RANGE, GtkRangeClass)) /* These two are private/opaque types, ignore */ typedef struct _GtkRangeLayout GtkRangeLayout; typedef struct _GtkRangeStepTimer GtkRangeStepTimer; typedef struct _GtkRange GtkRange; typedef struct _GtkRangeClass GtkRangeClass; struct _GtkRange { GtkWidget widget; GtkAdjustment *GSEAL (adjustment); GtkUpdateType GSEAL (update_policy); guint GSEAL (inverted) : 1; /*< protected >*/ guint GSEAL (flippable) : 1; /* Steppers are: < > ---- < > * a b c d */ guint GSEAL (has_stepper_a) : 1; guint GSEAL (has_stepper_b) : 1; guint GSEAL (has_stepper_c) : 1; guint GSEAL (has_stepper_d) : 1; guint GSEAL (need_recalc) : 1; guint GSEAL (slider_size_fixed) : 1; gint GSEAL (min_slider_size); GtkOrientation GSEAL (orientation); /* Area of entire stepper + trough assembly in widget->window coords */ GdkRectangle GSEAL (range_rect); /* Slider range along the long dimension, in widget->window coords */ gint GSEAL (slider_start); gint GSEAL (slider_end); /* Round off value to this many digits, -1 for no rounding */ gint GSEAL (round_digits); /*< private >*/ guint GSEAL (trough_click_forward) : 1; /* trough click was on the forward side of slider */ guint GSEAL (update_pending) : 1; /* need to emit value_changed */ GtkRangeLayout *GSEAL (layout); GtkRangeStepTimer *GSEAL (timer); gint GSEAL (slide_initial_slider_position); gint GSEAL (slide_initial_coordinate); guint GSEAL (update_timeout_id); GdkWindow *GSEAL (event_window); }; struct _GtkRangeClass { GtkWidgetClass parent_class; /* what detail to pass to GTK drawing functions */ gchar *slider_detail; gchar *stepper_detail; void (* value_changed) (GtkRange *range); void (* adjust_bounds) (GtkRange *range, gdouble new_value); /* action signals for keybindings */ void (* move_slider) (GtkRange *range, GtkScrollType scroll); /* Virtual functions */ void (* get_range_border) (GtkRange *range, GtkBorder *border_); gboolean (* change_value) (GtkRange *range, GtkScrollType scroll, gdouble new_value); /* Padding for future expansion */ void (*_gtk_reserved1) (void); void (*_gtk_reserved2) (void); void (*_gtk_reserved3) (void); }; GType gtk_range_get_type (void) G_GNUC_CONST; void gtk_range_set_update_policy (GtkRange *range, GtkUpdateType policy); GtkUpdateType gtk_range_get_update_policy (GtkRange *range); void gtk_range_set_adjustment (GtkRange *range, GtkAdjustment *adjustment); GtkAdjustment* gtk_range_get_adjustment (GtkRange *range); void gtk_range_set_inverted (GtkRange *range, gboolean setting); gboolean gtk_range_get_inverted (GtkRange *range); void gtk_range_set_lower_stepper_sensitivity (GtkRange *range, GtkSensitivityType sensitivity); GtkSensitivityType gtk_range_get_lower_stepper_sensitivity (GtkRange *range); void gtk_range_set_upper_stepper_sensitivity (GtkRange *range, GtkSensitivityType sensitivity); GtkSensitivityType gtk_range_get_upper_stepper_sensitivity (GtkRange *range); void gtk_range_set_increments (GtkRange *range, gdouble step, gdouble page); void gtk_range_set_range (GtkRange *range, gdouble min, gdouble max); void gtk_range_set_value (GtkRange *range, gdouble value); gdouble gtk_range_get_value (GtkRange *range); void gtk_range_set_show_fill_level (GtkRange *range, gboolean show_fill_level); gboolean gtk_range_get_show_fill_level (GtkRange *range); void gtk_range_set_restrict_to_fill_level (GtkRange *range, gboolean restrict_to_fill_level); gboolean gtk_range_get_restrict_to_fill_level (GtkRange *range); void gtk_range_set_fill_level (GtkRange *range, gdouble fill_level); gdouble gtk_range_get_fill_level (GtkRange *range); gdouble _gtk_range_get_wheel_delta (GtkRange *range, GdkScrollDirection direction); G_END_DECLS #endif /* __GTK_RANGE_H__ */