libgphoto2 photo camera library (libgphoto2) API 2.5.2

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gphoto2-widget.h
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1
24 #ifndef __GPHOTO2_WIDGET_H__
25 #define __GPHOTO2_WIDGET_H__
26
27 #include <gphoto2/gphoto2-context.h>
28
29 #ifdef __cplusplus
30 extern "C" {
31 #endif /* __cplusplus */
32
34 typedef struct _CameraWidget CameraWidget;
35
36 #ifdef __cplusplus
37 }
38 #endif /* __cplusplus */
39
40
41
42 #include <gphoto2/gphoto2-camera.h>
43
44 #ifdef __cplusplus
45 extern "C" {
46 #endif /* __cplusplus */
47
54 typedef enum { /* Value (get/set): */
55 GP_WIDGET_WINDOW,
58 GP_WIDGET_SECTION,
59 GP_WIDGET_TEXT, /* char * */
60 GP_WIDGET_RANGE, /* float */
61 GP_WIDGET_TOGGLE, /* int */
62 GP_WIDGET_RADIO, /* char * */
63 GP_WIDGET_MENU, /* char * */
64 GP_WIDGET_BUTTON, /* CameraWidgetCallback */
65 GP_WIDGET_DATE /* int */
66 } CameraWidgetType;
67
71 typedef int (* CameraWidgetCallback) (Camera *, CameraWidget *, GPContext *);
72
73 int gp_widget_new (CameraWidgetType type, const char *label,
74 CameraWidget **widget);
75 int gp_widget_free (CameraWidget *widget);
76 int gp_widget_ref (CameraWidget *widget);
77 int gp_widget_unref (CameraWidget *widget);
78
79 int gp_widget_append (CameraWidget *widget, CameraWidget *child);
80 int gp_widget_prepend (CameraWidget *widget, CameraWidget *child);
81
82 int gp_widget_count_children (CameraWidget *widget);
83 int gp_widget_get_child (CameraWidget *widget, int child_number,
84 CameraWidget **child);
85
86 /* Retrieve Widgets */
87 int gp_widget_get_child_by_label (CameraWidget *widget,
88 const char *label,
89 CameraWidget **child);
90 int gp_widget_get_child_by_id (CameraWidget *widget, int id,
91 CameraWidget **child);
92 int gp_widget_get_child_by_name (CameraWidget *widget,
93 const char *name,
94 CameraWidget **child);
95 int gp_widget_get_root (CameraWidget *widget,
96 CameraWidget **root);
97 int gp_widget_get_parent (CameraWidget *widget,
98 CameraWidget **parent);
99
100 int gp_widget_set_value (CameraWidget *widget, const void *value);
101 int gp_widget_get_value (CameraWidget *widget, void *value);
102
103 int gp_widget_set_name (CameraWidget *widget, const char *name);
104 int gp_widget_get_name (CameraWidget *widget, const char **name);
105
106 int gp_widget_set_info (CameraWidget *widget, const char *info);
107 int gp_widget_get_info (CameraWidget *widget, const char **info);
108
109 int gp_widget_get_id (CameraWidget *widget, int *id);
110 int gp_widget_get_type (CameraWidget *widget, CameraWidgetType *type);
111 int gp_widget_get_label (CameraWidget *widget, const char **label);
112
113 int gp_widget_set_range (CameraWidget *range,
114 float low, float high, float increment);
115 int gp_widget_get_range (CameraWidget *range,
116 float *min, float *max, float *increment);
117
118 int gp_widget_add_choice (CameraWidget *widget, const char *choice);
119 int gp_widget_count_choices (CameraWidget *widget);
120 int gp_widget_get_choice (CameraWidget *widget, int choice_number,
121 const char **choice);
122
123 int gp_widget_changed (CameraWidget *widget);
124 int gp_widget_set_changed (CameraWidget *widget, int changed);
125
126 int gp_widget_set_readonly (CameraWidget *widget, int readonly);
127 int gp_widget_get_readonly (CameraWidget *widget, int *readonly);
128
129 #ifdef __cplusplus
130 }
131 #endif /* __cplusplus */
132
133 #endif /* __GPHOTO2_WIDGET_H__ */