rt-thread-official/components/gui/include/rtgui/rtgui_app.h

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2016-02-08 09:59:48 +08:00
/*
* File : rtgui_app.h
* This file is part of RTGUI in RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2012, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2012-01-13 Grissiom first version
*/
#ifndef __RTGUI_APP_H__
#define __RTGUI_APP_H__
#include <rtthread.h>
#include <rtgui/rtgui.h>
#include <rtgui/event.h>
#include <rtgui/rtgui_system.h>
#ifdef __cplusplus
extern "C" {
#endif
DECLARE_CLASS_TYPE(application);
/** Gets the type of a application */
#define RTGUI_APP_TYPE (RTGUI_TYPE(application))
/** Casts the object to an rtgui_workbench */
#define RTGUI_APP(obj) (RTGUI_OBJECT_CAST((obj), RTGUI_APP_TYPE, struct rtgui_app))
/** Checks if the object is an rtgui_workbench */
#define RTGUI_IS_APP(obj) (RTGUI_OBJECT_CHECK_TYPE((obj), RTGUI_APP_TYPE))
enum rtgui_app_flag
{
RTGUI_APP_FLAG_EXITED = 0x04,
RTGUI_APP_FLAG_SHOWN = 0x08,
RTGUI_APP_FLAG_KEEP = 0x80,
};
typedef void (*rtgui_idle_func_t)(struct rtgui_object *obj, struct rtgui_event *event);
struct rtgui_app
{
struct rtgui_object parent;
/* application name */
unsigned char *name;
struct rtgui_image *icon;
enum rtgui_app_flag state_flag;
rt_uint16_t ref_count;
rt_uint16_t exit_code;
/* the thread id */
rt_thread_t tid;
/* the message queue of thread */
rt_mq_t mq;
/* event buffer */
rt_uint8_t event_buffer[sizeof(union rtgui_event_generic)];
/* if not RT_NULL, the main_object is the one will be activated when the
* app recieves activate event. By default, it is the first window shown in
* the app. */
struct rtgui_object *main_object;
/* on idle event handler */
rtgui_idle_func_t on_idle;
unsigned int window_cnt;
void *user_data;
};
/**
* create an application named @myname on current thread.
*
* @param name the name of the application
*
* @return a pointer to struct rtgui_app on success. RT_NULL on failure.
*/
struct rtgui_app *rtgui_app_create(const char *name);
void rtgui_app_destroy(struct rtgui_app *app);
rt_bool_t rtgui_app_event_handler(struct rtgui_object *obj, rtgui_event_t *event);
rt_base_t rtgui_app_run(struct rtgui_app *app);
void rtgui_app_exit(struct rtgui_app *app, rt_uint16_t code);
void rtgui_app_activate(struct rtgui_app *app);
void rtgui_app_close(struct rtgui_app *app);
void rtgui_app_sleep(struct rtgui_app *app, int millisecond);
void rtgui_app_set_onidle(struct rtgui_app *app, rtgui_idle_func_t onidle);
rtgui_idle_func_t rtgui_app_get_onidle(struct rtgui_app *app);
/**
* return the rtgui_app struct on current thread
*/
struct rtgui_app *rtgui_app_self(void);
rt_err_t rtgui_app_set_as_wm(struct rtgui_app *app);
void rtgui_app_set_main_win(struct rtgui_app *app, struct rtgui_win *win);
struct rtgui_win* rtgui_app_get_main_win(struct rtgui_app *app);
#ifdef __cplusplus
}
#endif
#endif /* end of include guard: __RTGUI_APP_H__ */