qulogic/libgnt
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Make the combobox a tiny bit friendlier.
v2.7.3
2010-07-05, Sadrul Habib Chowdhury
ac8d8a62c098
Make the combobox a tiny bit friendlier.
Pressing the first letter of an item will now jump to that item (and
popup the dropdown first if necessary). Add some API in libgnt in the
process.
/**
* @file gntslider.h Slider API
* @ingroup gnt
*/
/*
* GNT - The GLib Ncurses Toolkit
*
* GNT is the legal property of its developers, whose names are too numerous
* to list here. Please refer to the COPYRIGHT file distributed with this
* source distribution.
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA
*/
#ifndef GNT_SLIDER_H
#define GNT_SLIDER_H
#include
"gntwidget.h"
#include
"gnt.h"
#include
"gntlabel.h"
#define GNT_TYPE_SLIDER (gnt_slider_get_gtype())
#define GNT_SLIDER(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GNT_TYPE_SLIDER, GntSlider))
#define GNT_SLIDER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GNT_TYPE_SLIDER, GntSliderClass))
#define GNT_IS_SLIDER(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GNT_TYPE_SLIDER))
#define GNT_IS_SLIDER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GNT_TYPE_SLIDER))
#define GNT_SLIDER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GNT_TYPE_SLIDER, GntSliderClass))
#define GNT_SLIDER_FLAGS(obj) (GNT_SLIDER(obj)->priv.flags)
#define GNT_SLIDER_SET_FLAGS(obj, flags) (GNT_SLIDER_FLAGS(obj) |= flags)
#define GNT_SLIDER_UNSET_FLAGS(obj, flags) (GNT_SLIDER_FLAGS(obj) &= ~(flags))
typedef
struct
_GntSlider
GntSlider
;
typedef
struct
_GntSliderPriv
GntSliderPriv
;
typedef
struct
_GntSliderClass
GntSliderClass
;
struct
_GntSlider
{
GntWidget
parent
;
gboolean
vertical
;
int
max
;
/* maximum value */
int
min
;
/* minimum value */
int
step
;
/* amount to change at each step */
int
current
;
/* current value */
int
smallstep
;
int
largestep
;
};
struct
_GntSliderClass
{
GntWidgetClass
parent
;
void
(
*
changed
)(
GntSlider
*
slider
,
int
);
void
(
*
gnt_reserved1
)(
void
);
void
(
*
gnt_reserved2
)(
void
);
void
(
*
gnt_reserved3
)(
void
);
void
(
*
gnt_reserved4
)(
void
);
};
G_BEGIN_DECLS
/**
* @return The GType for GntSlider
*
* @since 2.0.0 (gnt), 2.1.0 (pidgin)
*/
GType
gnt_slider_get_gtype
(
void
);
#define gnt_hslider_new(max, min) gnt_slider_new(FALSE, max, min)
#define gnt_vslider_new(max, min) gnt_slider_new(TRUE, max, min)
/**
* Create a new slider.
*
* @param orient A vertical slider is created if @c TRUE, otherwise the slider is horizontal.
* @param max The maximum value for the slider
* @param min The minimum value for the slider
*
* @return The newly created slider
*
* @since 2.0.0 (gnt), 2.1.0 (pidgin)
*/
GntWidget
*
gnt_slider_new
(
gboolean
orient
,
int
max
,
int
min
);
/**
* Set the range of the slider.
*
* @param slider The slider
* @param max The maximum value
* @param min The minimum value
*
* @since 2.0.0 (gnt), 2.1.0 (pidgin)
*/
void
gnt_slider_set_range
(
GntSlider
*
slider
,
int
max
,
int
min
);
/**
* Sets the amount of change at each step.
*
* @param slider The slider
* @param step The amount for each step
*
* @since 2.0.0 (gnt), 2.1.0 (pidgin)
*/
void
gnt_slider_set_step
(
GntSlider
*
slider
,
int
step
);
/**
* Sets the amount of change a small step.
*
* @param slider The slider
* @param step The amount for a small step (for the slider)
*
* @since 2.2.0
*/
void
gnt_slider_set_small_step
(
GntSlider
*
slider
,
int
step
);
/**
* Sets the amount of change a large step.
*
* @param slider The slider
* @param step The amount for a large step (for the slider)
*
* @since 2.2.0
*/
void
gnt_slider_set_large_step
(
GntSlider
*
slider
,
int
step
);
/**
* Advance the slider forward or backward.
*
* @param slider The slider
* @param steps The number of amounts to change, positive to change
* forward, negative to change backward
*
* @return The value of the slider after the change
*
* @since 2.0.0 (gnt), 2.1.0 (pidgin)
*/
int
gnt_slider_advance_step
(
GntSlider
*
slider
,
int
steps
);
/**
* Set the current value for the slider.
*
* @param slider The slider
* @param value The current value
*
* @since 2.0.0 (gnt), 2.1.0 (pidgin)
*/
void
gnt_slider_set_value
(
GntSlider
*
slider
,
int
value
);
/**
* Get the current value for the slider.
*
* @param slider The slider
*
*
* @since 2.0.0 (gnt), 2.1.0 (pidgin)
*/
int
gnt_slider_get_value
(
GntSlider
*
slider
);
/**
* Update a label with the value of the slider whenever the value changes.
*
* @param slider The slider
* @param label The label to update
*
* @since 2.0.0 (gnt), 2.1.0 (pidgin)
*/
void
gnt_slider_reflect_label
(
GntSlider
*
slider
,
GntLabel
*
label
);
G_END_DECLS
#endif
/* GNT_SLIDER_H */