85fe6cb2c4
...and modernize the examples at the same time. This fixes a problem pointed out in bug 638193.
215 lines
7.2 KiB
C
215 lines
7.2 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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* GtkSpinButton widget for GTK+
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* Copyright (C) 1998 Lars Hamann and Stefan Jeske
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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, 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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/*
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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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#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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#ifndef __GTK_SPIN_BUTTON_H__
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#define __GTK_SPIN_BUTTON_H__
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#include <gtk/gtkentry.h>
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#include <gtk/gtkadjustment.h>
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G_BEGIN_DECLS
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#define GTK_TYPE_SPIN_BUTTON (gtk_spin_button_get_type ())
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#define GTK_SPIN_BUTTON(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_SPIN_BUTTON, GtkSpinButton))
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#define GTK_SPIN_BUTTON_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_SPIN_BUTTON, GtkSpinButtonClass))
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#define GTK_IS_SPIN_BUTTON(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_SPIN_BUTTON))
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#define GTK_IS_SPIN_BUTTON_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_SPIN_BUTTON))
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#define GTK_SPIN_BUTTON_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_SPIN_BUTTON, GtkSpinButtonClass))
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/**
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* GTK_INPUT_ERROR:
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*
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* Constant to return from a signal handler for the #GtkSpinButton::input
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* signal in case of conversion failure.
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*/
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#define GTK_INPUT_ERROR -1
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/**
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* GtkSpinButtonUpdatePolicy:
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* @GTK_UPDATE_ALWAYS: When refreshing your #GtkSpinButton, the value is
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* always displayed
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* @GTK_UPDATE_IF_VALID: When refreshing your #GtkSpinButton, the value is
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* only displayed if it is valid within the bounds of the spin button's
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* adjustment
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*
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* The spin button update policy determines whether the spin button displays
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* values even if they are outside the bounds of its adjustment.
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* See gtk_spin_button_set_update_policy().
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*/
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typedef enum
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{
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GTK_UPDATE_ALWAYS,
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GTK_UPDATE_IF_VALID
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} GtkSpinButtonUpdatePolicy;
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/**
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* GtkSpinType:
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* @GTK_SPIN_STEP_FORWARD: Increment by the adjustments step increment.
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* @GTK_SPIN_STEP_BACKWARD: Decrement by the adjustments step increment.
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* @GTK_SPIN_PAGE_FORWARD: Increment by the adjustments page increment.
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* @GTK_SPIN_PAGE_BACKWARD: Decrement by the adjustments page increment.
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* @GTK_SPIN_HOME: Go to the adjustments lower bound.
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* @GTK_SPIN_END: Go to the adjustments upper bound.
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* @GTK_SPIN_USER_DEFINED: Change by a specified amount.
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*
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* The values of the GtkSpinType enumeration are used to specify the
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* change to make in gtk_spin_button_spin().
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*/
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typedef enum
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{
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GTK_SPIN_STEP_FORWARD,
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GTK_SPIN_STEP_BACKWARD,
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GTK_SPIN_PAGE_FORWARD,
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GTK_SPIN_PAGE_BACKWARD,
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GTK_SPIN_HOME,
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GTK_SPIN_END,
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GTK_SPIN_USER_DEFINED
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} GtkSpinType;
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typedef struct _GtkSpinButton GtkSpinButton;
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typedef struct _GtkSpinButtonPrivate GtkSpinButtonPrivate;
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typedef struct _GtkSpinButtonClass GtkSpinButtonClass;
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/**
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* GtkSpinButton:
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*
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* The #GtkSpinButton struct contains only private data and should
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* not be directly modified.
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*/
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struct _GtkSpinButton
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{
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GtkEntry entry;
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/*< private >*/
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GtkSpinButtonPrivate *priv;
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};
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struct _GtkSpinButtonClass
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{
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GtkEntryClass parent_class;
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gint (*input) (GtkSpinButton *spin_button,
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gdouble *new_value);
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gint (*output) (GtkSpinButton *spin_button);
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void (*value_changed) (GtkSpinButton *spin_button);
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/* Action signals for keybindings, do not connect to these */
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void (*change_value) (GtkSpinButton *spin_button,
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GtkScrollType scroll);
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void (*wrapped) (GtkSpinButton *spin_button);
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/* Padding for future expansion */
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void (*_gtk_reserved1) (void);
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void (*_gtk_reserved2) (void);
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void (*_gtk_reserved3) (void);
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void (*_gtk_reserved4) (void);
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};
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GType gtk_spin_button_get_type (void) G_GNUC_CONST;
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void gtk_spin_button_configure (GtkSpinButton *spin_button,
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GtkAdjustment *adjustment,
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gdouble climb_rate,
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guint digits);
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GtkWidget* gtk_spin_button_new (GtkAdjustment *adjustment,
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gdouble climb_rate,
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guint digits);
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GtkWidget* gtk_spin_button_new_with_range (gdouble min,
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gdouble max,
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gdouble step);
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void gtk_spin_button_set_adjustment (GtkSpinButton *spin_button,
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GtkAdjustment *adjustment);
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GtkAdjustment* gtk_spin_button_get_adjustment (GtkSpinButton *spin_button);
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void gtk_spin_button_set_digits (GtkSpinButton *spin_button,
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guint digits);
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guint gtk_spin_button_get_digits (GtkSpinButton *spin_button);
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void gtk_spin_button_set_increments (GtkSpinButton *spin_button,
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gdouble step,
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gdouble page);
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void gtk_spin_button_get_increments (GtkSpinButton *spin_button,
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gdouble *step,
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gdouble *page);
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void gtk_spin_button_set_range (GtkSpinButton *spin_button,
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gdouble min,
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gdouble max);
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void gtk_spin_button_get_range (GtkSpinButton *spin_button,
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gdouble *min,
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gdouble *max);
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gdouble gtk_spin_button_get_value (GtkSpinButton *spin_button);
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gint gtk_spin_button_get_value_as_int (GtkSpinButton *spin_button);
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void gtk_spin_button_set_value (GtkSpinButton *spin_button,
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gdouble value);
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void gtk_spin_button_set_update_policy (GtkSpinButton *spin_button,
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GtkSpinButtonUpdatePolicy policy);
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GtkSpinButtonUpdatePolicy gtk_spin_button_get_update_policy (GtkSpinButton *spin_button);
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void gtk_spin_button_set_numeric (GtkSpinButton *spin_button,
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gboolean numeric);
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gboolean gtk_spin_button_get_numeric (GtkSpinButton *spin_button);
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void gtk_spin_button_spin (GtkSpinButton *spin_button,
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GtkSpinType direction,
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gdouble increment);
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void gtk_spin_button_set_wrap (GtkSpinButton *spin_button,
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gboolean wrap);
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gboolean gtk_spin_button_get_wrap (GtkSpinButton *spin_button);
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void gtk_spin_button_set_snap_to_ticks (GtkSpinButton *spin_button,
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gboolean snap_to_ticks);
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gboolean gtk_spin_button_get_snap_to_ticks (GtkSpinButton *spin_button);
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void gtk_spin_button_update (GtkSpinButton *spin_button);
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/* private */
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GdkWindow* _gtk_spin_button_get_panel (GtkSpinButton *spin_button);
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G_END_DECLS
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#endif /* __GTK_SPIN_BUTTON_H__ */
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