#include "config.h"#include <gphoto2/gphoto2-widget.h>#include <stdlib.h>#include <string.h>#include <gphoto2/gphoto2-result.h>#include <gphoto2/gphoto2-port-log.h>

Data Structures | |
| struct | _CameraWidget |
Defines | |
| #define | CHECK_NULL(r) {if (!(r)) return (GP_ERROR_BAD_PARAMETERS);} |
Functions | |
| int | gp_widget_new (CameraWidgetType type, const char *label, CameraWidget **widget) |
| Create a new widget. | |
| int | gp_widget_free (CameraWidget *widget) |
| Frees a CameraWidget. | |
| int | gp_widget_ref (CameraWidget *widget) |
| Increments the reference count for the CameraWidget. | |
| int | gp_widget_unref (CameraWidget *widget) |
| Decrements the reference count for the CameraWidget. | |
| int | gp_widget_get_info (CameraWidget *widget, const char **info) |
| Retrieves the information about the widget. | |
| int | gp_widget_set_info (CameraWidget *widget, const char *info) |
| Sets the information about the widget. | |
| int | gp_widget_get_name (CameraWidget *widget, const char **name) |
| Gets the name of the widget. | |
| int | gp_widget_set_name (CameraWidget *widget, const char *name) |
| Sets the name of the widget. | |
| int | gp_widget_get_id (CameraWidget *widget, int *id) |
| Retrieves the unique id of the CameraWidget. | |
| int | gp_widget_set_changed (CameraWidget *widget, int changed) |
| Tells that the widget has been changed. | |
| int | gp_widget_get_type (CameraWidget *widget, CameraWidgetType *type) |
| Retrieves the type of the CameraWidget. | |
| int | gp_widget_get_label (CameraWidget *widget, const char **label) |
| Retrieves the label of the CameraWidget. | |
| int | gp_widget_set_value (CameraWidget *widget, const void *value) |
| Sets the value of the widget. | |
| int | gp_widget_get_value (CameraWidget *widget, void *value) |
| Retrieves the value of the CameraWidget. | |
| int | gp_widget_append (CameraWidget *widget, CameraWidget *child) |
| Appends a CameraWidget to a CameraWidget. | |
| int | gp_widget_prepend (CameraWidget *widget, CameraWidget *child) |
| Prepends a CameraWidget to a CameraWidget. | |
| int | gp_widget_count_children (CameraWidget *widget) |
| Counts the children of the CameraWidget. | |
| int | gp_widget_get_child (CameraWidget *widget, int child_number, CameraWidget **child) |
Retrieves the child number child_number of the parent. | |
| int | gp_widget_get_child_by_label (CameraWidget *widget, const char *label, CameraWidget **child) |
Retrieves the child with label label of the CameraWidget. | |
| int | gp_widget_get_child_by_id (CameraWidget *widget, int id, CameraWidget **child) |
Retrieves the child with id id of the widget. | |
| int | gp_widget_get_child_by_name (CameraWidget *widget, const char *name, CameraWidget **child) |
Retrieves the child with name name of the widget. | |
| int | gp_widget_get_parent (CameraWidget *widget, CameraWidget **parent) |
| Retrieves the parent of a CameraWidget. | |
| int | gp_widget_get_root (CameraWidget *widget, CameraWidget **root) |
| Retrieves the root of the CameraWidget. | |
| int | gp_widget_set_range (CameraWidget *range, float min, float max, float increment) |
| Sets some range parameters of the CameraWidget. | |
| int | gp_widget_get_range (CameraWidget *range, float *min, float *max, float *increment) |
| Retrieves some range parameters of the CameraWidget. | |
| int | gp_widget_add_choice (CameraWidget *widget, const char *choice) |
| Adds a choice to the CameraWidget. | |
| int | gp_widget_count_choices (CameraWidget *widget) |
| Counts the choices of the CameraWidget. | |
| int | gp_widget_get_choice (CameraWidget *widget, int choice_number, const char **choice) |
Retrieves the choice number choice_number. | |
| int | gp_widget_changed (CameraWidget *widget) |
| Tells if the widget has been changed. | |
| int gp_widget_add_choice | ( | CameraWidget * | widget, | |
| const char * | choice | |||
| ) |
Adds a choice to the CameraWidget.
| widget | a CameraWidget of type GP_WIDGET_RADIO or GP_WIDGET_MENU | |
| choice |
References _CameraWidget::choice, _CameraWidget::choice_count, GP_ERROR, GP_ERROR_BAD_PARAMETERS, GP_OK, GP_WIDGET_MENU, GP_WIDGET_RADIO, and _CameraWidget::type.
| int gp_widget_append | ( | CameraWidget * | widget, | |
| CameraWidget * | child | |||
| ) |
Appends a CameraWidget to a CameraWidget.
| widget | a CameraWidget | |
| child | the CameraWidget you would like to append to above |
References _CameraWidget::changed, _CameraWidget::children, _CameraWidget::children_count, GP_ERROR_BAD_PARAMETERS, GP_OK, GP_WIDGET_SECTION, GP_WIDGET_WINDOW, _CameraWidget::parent, and _CameraWidget::type.
| int gp_widget_changed | ( | CameraWidget * | widget | ) |
Tells if the widget has been changed.
| widget | a CameraWidget |
References _CameraWidget::changed.
| int gp_widget_count_children | ( | CameraWidget * | widget | ) |
Counts the children of the CameraWidget.
| widget | a CameraWidget |
References _CameraWidget::children_count.
Referenced by gp_widget_free().
| int gp_widget_count_choices | ( | CameraWidget * | widget | ) |
Counts the choices of the CameraWidget.
| widget | a CameraWidget of type GP_WIDGET_RADIO or GP_WIDGET_MENU |
References _CameraWidget::choice_count, GP_ERROR_BAD_PARAMETERS, GP_WIDGET_MENU, GP_WIDGET_RADIO, and _CameraWidget::type.
| int gp_widget_free | ( | CameraWidget * | widget | ) |
Frees a CameraWidget.
| widget | the CameraWidget to be freed |
References _CameraWidget::children, GP_OK, gp_widget_count_children(), gp_widget_free(), GP_WIDGET_SECTION, GP_WIDGET_WINDOW, _CameraWidget::type, and _CameraWidget::value_string.
Referenced by gp_widget_free(), and gp_widget_unref().
| int gp_widget_get_child | ( | CameraWidget * | widget, | |
| int | child_number, | |||
| CameraWidget ** | child | |||
| ) |
Retrieves the child number child_number of the parent.
| widget | a CameraWidget | |
| child_number | the number of the child | |
| child |
References _CameraWidget::children, _CameraWidget::children_count, GP_ERROR_BAD_PARAMETERS, and GP_OK.
| int gp_widget_get_child_by_id | ( | CameraWidget * | widget, | |
| int | id, | |||
| CameraWidget ** | child | |||
| ) |
Retrieves the child with id id of the widget.
| widget | a CameraWidget | |
| id | the id of the child | |
| child |
References _CameraWidget::children, _CameraWidget::children_count, GP_ERROR_BAD_PARAMETERS, GP_OK, gp_widget_get_child_by_id(), and _CameraWidget::id.
Referenced by gp_widget_get_child_by_id().
| int gp_widget_get_child_by_label | ( | CameraWidget * | widget, | |
| const char * | label, | |||
| CameraWidget ** | child | |||
| ) |
Retrieves the child with label label of the CameraWidget.
| widget | a CameraWidget | |
| label | the label of the child | |
| child |
References _CameraWidget::children, _CameraWidget::children_count, GP_ERROR_BAD_PARAMETERS, GP_OK, gp_widget_get_child_by_label(), and _CameraWidget::label.
Referenced by gp_widget_get_child_by_label().
| int gp_widget_get_child_by_name | ( | CameraWidget * | widget, | |
| const char * | name, | |||
| CameraWidget ** | child | |||
| ) |
Retrieves the child with name name of the widget.
| widget | a CameraWidget | |
| name | the name of the child |
References _CameraWidget::children, _CameraWidget::children_count, GP_ERROR_BAD_PARAMETERS, GP_OK, gp_widget_get_child_by_name(), and _CameraWidget::name.
Referenced by gp_widget_get_child_by_name().
| int gp_widget_get_choice | ( | CameraWidget * | widget, | |
| int | choice_number, | |||
| const char ** | choice | |||
| ) |
Retrieves the choice number choice_number.
| widget | a CameraWidget of type GP_WIDGET_RADIO or GP_WIDGET_MENU | |
| choice_number | ||
| choice |
References _CameraWidget::choice, _CameraWidget::choice_count, GP_ERROR_BAD_PARAMETERS, GP_OK, GP_WIDGET_MENU, GP_WIDGET_RADIO, and _CameraWidget::type.
| int gp_widget_get_id | ( | CameraWidget * | widget, | |
| int * | id | |||
| ) |
Retrieves the unique id of the CameraWidget.
| widget | a CameraWidget | |
| id |
References GP_OK, and _CameraWidget::id.
| int gp_widget_get_info | ( | CameraWidget * | widget, | |
| const char ** | info | |||
| ) |
Retrieves the information about the widget.
| widget | a CameraWidget | |
| info |
References GP_OK, and _CameraWidget::info.
| int gp_widget_get_label | ( | CameraWidget * | widget, | |
| const char ** | label | |||
| ) |
Retrieves the label of the CameraWidget.
| widget | a CameraWidget | |
| label |
References GP_OK, and _CameraWidget::label.
| int gp_widget_get_name | ( | CameraWidget * | widget, | |
| const char ** | name | |||
| ) |
Gets the name of the widget.
| widget | a CameraWidget | |
| name | Name of above widget |
References GP_OK, and _CameraWidget::name.
| int gp_widget_get_parent | ( | CameraWidget * | widget, | |
| CameraWidget ** | parent | |||
| ) |
Retrieves the parent of a CameraWidget.
| widget | a CameraWidget | |
| parent | the pointer to the parent to return |
References GP_OK, and _CameraWidget::parent.
| int gp_widget_get_range | ( | CameraWidget * | range, | |
| float * | min, | |||
| float * | max, | |||
| float * | increment | |||
| ) |
Retrieves some range parameters of the CameraWidget.
| range | a CameraWidget of type GP_WIDGET_RANGE | |
| min | ||
| max | ||
| increment |
References GP_ERROR_BAD_PARAMETERS, GP_OK, GP_WIDGET_RANGE, _CameraWidget::increment, _CameraWidget::max, _CameraWidget::min, and _CameraWidget::type.
| int gp_widget_get_root | ( | CameraWidget * | widget, | |
| CameraWidget ** | root | |||
| ) |
Retrieves the root of the CameraWidget.
| widget | a CameraWidget | |
| root |
References GP_OK, gp_widget_get_root(), and _CameraWidget::parent.
Referenced by gp_widget_get_root().
| int gp_widget_get_type | ( | CameraWidget * | widget, | |
| CameraWidgetType * | type | |||
| ) |
Retrieves the type of the CameraWidget.
| widget | a CameraWidget | |
| type |
References GP_OK, and _CameraWidget::type.
| int gp_widget_get_value | ( | CameraWidget * | widget, | |
| void * | value | |||
| ) |
Retrieves the value of the CameraWidget.
| widget | a CameraWidget | |
| value |
References _CameraWidget::callback, GP_ERROR_BAD_PARAMETERS, GP_OK, GP_WIDGET_BUTTON, GP_WIDGET_DATE, GP_WIDGET_MENU, GP_WIDGET_RADIO, GP_WIDGET_RANGE, GP_WIDGET_SECTION, GP_WIDGET_TEXT, GP_WIDGET_TOGGLE, GP_WIDGET_WINDOW, _CameraWidget::type, _CameraWidget::value_float, _CameraWidget::value_int, and _CameraWidget::value_string.
| int gp_widget_new | ( | CameraWidgetType | type, | |
| const char * | label, | |||
| CameraWidget ** | widget | |||
| ) |
Create a new widget.
The function creates a new CameraWidget of specified type and with given label.
| type | the type | |
| label | the label | |
| widget |
References GP_OK.
Referenced by camera_config_get().
| int gp_widget_prepend | ( | CameraWidget * | widget, | |
| CameraWidget * | child | |||
| ) |
Prepends a CameraWidget to a CameraWidget.
| widget | a CameraWidget | |
| child | the CameraWidget you would like to prepend to above |
References _CameraWidget::changed, _CameraWidget::children, _CameraWidget::children_count, GP_ERROR_BAD_PARAMETERS, GP_OK, GP_WIDGET_SECTION, GP_WIDGET_WINDOW, _CameraWidget::parent, and _CameraWidget::type.
| int gp_widget_ref | ( | CameraWidget * | widget | ) |
Increments the reference count for the CameraWidget.
| widget | a CameraWidget you want to ref-count |
References GP_OK, and _CameraWidget::ref_count.
| int gp_widget_set_changed | ( | CameraWidget * | widget, | |
| int | changed | |||
| ) |
Tells that the widget has been changed.
| widget | a CameraWidget | |
| changed | a boolean whether we changed or not |
References _CameraWidget::changed, and GP_OK.
| int gp_widget_set_info | ( | CameraWidget * | widget, | |
| const char * | info | |||
| ) |
Sets the information about the widget.
| widget | a CameraWidget | |
| info | Information about above widget |
References GP_OK, and _CameraWidget::info.
| int gp_widget_set_name | ( | CameraWidget * | widget, | |
| const char * | name | |||
| ) |
Sets the name of the widget.
| widget | a CameraWidget | |
| name | Name of above widget |
References GP_OK, and _CameraWidget::name.
| int gp_widget_set_range | ( | CameraWidget * | range, | |
| float | min, | |||
| float | max, | |||
| float | increment | |||
| ) |
Sets some range parameters of the CameraWidget.
| range | a CameraWidget of type GP_WIDGET_RANGE | |
| min | ||
| max | ||
| increment |
References GP_ERROR_BAD_PARAMETERS, GP_OK, GP_WIDGET_RANGE, _CameraWidget::increment, _CameraWidget::max, _CameraWidget::min, and _CameraWidget::type.
| int gp_widget_set_value | ( | CameraWidget * | widget, | |
| const void * | value | |||
| ) |
Sets the value of the widget.
| widget | a CameraWidget | |
| value |
References _CameraWidget::callback, _CameraWidget::changed, GP_ERROR_BAD_PARAMETERS, gp_log(), GP_LOG_DEBUG, GP_OK, GP_WIDGET_BUTTON, GP_WIDGET_DATE, GP_WIDGET_MENU, GP_WIDGET_RADIO, GP_WIDGET_RANGE, GP_WIDGET_SECTION, GP_WIDGET_TEXT, GP_WIDGET_TOGGLE, GP_WIDGET_WINDOW, _CameraWidget::type, _CameraWidget::value_float, _CameraWidget::value_int, and _CameraWidget::value_string.
| int gp_widget_unref | ( | CameraWidget * | widget | ) |
Decrements the reference count for the CameraWidget.
| widget | a CameraWidget you want to unref |
References GP_OK, gp_widget_free(), and _CameraWidget::ref_count.
1.5.5