/**
 * @file dialog.h
 * GUI: Dialog view module API
 */

#pragma once

#include <gui/view.h>

#ifdef __cplusplus
extern "C" {
#endif

/** Dialog anonymous structure */
typedef struct Dialog Dialog;

/** Dialog result */
typedef enum {
    DialogResultLeft,
    DialogResultRight,
    DialogResultBack,
} DialogResult;

/** Dialog result callback type
 * @warning    comes from GUI thread
 */
typedef void (*DialogResultCallback)(DialogResult result, void* context);

/** Allocate and initialize dialog
 *
 * This dialog used to ask simple questions like Yes/
 *
 * @return     Dialog instance
 */
Dialog* dialog_alloc();

/** Deinitialize and free dialog
 *
 * @param      dialog  Dialog instance
 */
void dialog_free(Dialog* dialog);

/** Get dialog view
 *
 * @param      dialog  Dialog instance
 *
 * @return     View instance that can be used for embedding
 */
View* dialog_get_view(Dialog* dialog);

/** Set dialog result callback
 *
 * @param      dialog    Dialog instance
 * @param      callback  result callback function
 */
void dialog_set_result_callback(Dialog* dialog, DialogResultCallback callback);

/** Set dialog context
 *
 * @param      dialog   Dialog instance
 * @param      context  context pointer, will be passed to result callback
 */
void dialog_set_context(Dialog* dialog, void* context);

/** Set dialog header text
 *
 * @param      dialog  Dialog instance
 * @param      text    text to be shown
 */
void dialog_set_header_text(Dialog* dialog, const char* text);

/** Set dialog text
 *
 * @param      dialog  Dialog instance
 * @param      text    text to be shown
 */
void dialog_set_text(Dialog* dialog, const char* text);

/** Set left button text
 *
 * @param      dialog  Dialog instance
 * @param      text    text to be shown
 */
void dialog_set_left_button_text(Dialog* dialog, const char* text);

/** Set right button text
 *
 * @param      dialog  Dialog instance
 * @param      text    text to be shown
 */
void dialog_set_right_button_text(Dialog* dialog, const char* text);

#ifdef __cplusplus
}
#endif
