choice_model.h

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#ifndef _CHOICE_MODEL_H_
#define _CHOICE_MODEL_H_

#include <stdarg.h>
#include <gtk/gtk.h>

#include "frontend.h"
#include "question.h"

GtkTreeModel * fe_gtk_choice_model_create(struct frontend * obj,
                                          struct question * question);

typedef gboolean (* parent_predicate)(int index, const char * choice,
                                      const char * translated_choice);

GtkTreeModel * fe_gtk_choice_model_create_full(
    struct frontend * obj, struct question * question,
    parent_predicate is_parent);

GtkTreePath * fe_gtk_choice_model_find_value(GtkTreeModel * model,
                                             const char * searched_value);

GtkTreePath * fe_gtk_choice_model_get_first_selected(GtkTreeModel * model);

guint fe_gtk_choice_model_get_length(GtkTreeModel * model);

void fe_gtk_choice_model_set(GtkTreeModel * model, GtkTreeIter * iter, ...);

enum {
    /* index of the choice */
    CHOICE_MODEL_INDEX,
    /* has the choice been selected */
    CHOICE_MODEL_SELECTED,
    /* canonical value of the choice */
    CHOICE_MODEL_VALUE,
    /* translated value of the choice */
    CHOICE_MODEL_TRANSLATED_VALUE,
    /* total number of columns in the model */
    CHOICE_MODEL_COLUMN_COUNT
};

#endif /* !_CHOICE_MODEL_H_ */

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