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/** \file
*
* \author Copyright 2000 Scott Fritzinger
*
* \note
* 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.
*
* \note
* 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.
*
* \note
* 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.
*/
#ifndef __GPHOTO2_WIDGET_H__
#define __GPHOTO2_WIDGET_H__
#include <gphoto2/gphoto2-context.h>
/** \brief internal structure please use the accessors. */
typedef struct _CameraWidget CameraWidget;
#include <gphoto2/gphoto2-camera.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/**
* \brief Type of the widget to be created.
*
* The actual widget type we want to create. The type of the value
* it supports depends on this type.
*/
typedef enum { /* Value (get/set): */
GP_WIDGET_WINDOW, /**< \brief Window widget
* This is the toplevel configuration widget. It should likely contain multiple #GP_WIDGET_SECTION entries.
*/
GP_WIDGET_SECTION, /**< \brief Section widget (think Tab) */
GP_WIDGET_TEXT, /**< \brief Text widget. */ /* char * */
GP_WIDGET_RANGE, /**< \brief Slider widget. */ /* float */
GP_WIDGET_TOGGLE, /**< \brief Toggle widget (think check box) */ /* int */
GP_WIDGET_RADIO, /**< \brief Radio button widget. */ /* char * */
GP_WIDGET_MENU, /**< \brief Menu widget (same as RADIO). */ /* char * */
GP_WIDGET_BUTTON, /**< \brief Button press widget. */ /* CameraWidgetCallback */
GP_WIDGET_DATE /**< \brief Date entering widget. */ /* int */
} CameraWidgetType;
/**
* \brief Callback handler for Button widgets.
*/
typedef int (* CameraWidgetCallback) (Camera *, CameraWidget *, GPContext *);
int gp_widget_new (CameraWidgetType type, const char *label,
CameraWidget **widget);
int gp_widget_free (CameraWidget *widget);
int gp_widget_ref (CameraWidget *widget);
int gp_widget_unref (CameraWidget *widget);
int gp_widget_append (CameraWidget *widget, CameraWidget *child);
int gp_widget_prepend (CameraWidget *widget, CameraWidget *child);
int gp_widget_count_children (CameraWidget *widget);
int gp_widget_get_child (CameraWidget *widget, int child_number,
CameraWidget **child);
/* Retrieve Widgets */
int gp_widget_get_child_by_label (CameraWidget *widget,
const char *label,
CameraWidget **child);
int gp_widget_get_child_by_id (CameraWidget *widget, int id,
CameraWidget **child);
int gp_widget_get_child_by_name (CameraWidget *widget,
const char *name,
CameraWidget **child);
int gp_widget_get_root (CameraWidget *widget,
CameraWidget **root);
int gp_widget_get_parent (CameraWidget *widget,
CameraWidget **parent);
int gp_widget_set_value (CameraWidget *widget, const void *value);
int gp_widget_get_value (CameraWidget *widget, void *value);
int gp_widget_set_name (CameraWidget *widget, const char *name);
int gp_widget_get_name (CameraWidget *widget, const char **name);
int gp_widget_set_info (CameraWidget *widget, const char *info);
int gp_widget_get_info (CameraWidget *widget, const char **info);
int gp_widget_get_id (CameraWidget *widget, int *id);
int gp_widget_get_type (CameraWidget *widget, CameraWidgetType *type);
int gp_widget_get_label (CameraWidget *widget, const char **label);
int gp_widget_set_range (CameraWidget *range,
float low, float high, float increment);
int gp_widget_get_range (CameraWidget *range,
float *min, float *max, float *increment);
int gp_widget_add_choice (CameraWidget *widget, const char *choice);
int gp_widget_count_choices (CameraWidget *widget);
int gp_widget_get_choice (CameraWidget *widget, int choice_number,
const char **choice);
int gp_widget_changed (CameraWidget *widget);
int gp_widget_set_changed (CameraWidget *widget, int changed);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __GPHOTO2_WIDGET_H__ */
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