/*
element: the root element
es: event source handler, can be NULL
eh: event handler to process the source events
gh: graphics handler
*/
void m2_InitM2(m2_p m2, m2_rom_void_p element, m2_es_fnptr es, m2_eh_fnptr eh, m2_gfx_fnptr gh)
{
m2->arg1 = 0;
m2->arg2 = 0;
m2->is_frame_draw_at_end = 0;
m2->key_queue_len = 0;
m2->key_queue_pos = 0;
m2->is_last_key_touch_screen_press = 0;
m2->element_focus = NULL;
m2->eh = eh;
m2->gh = gh;
m2->root_change_callback = m2_root_change_default_cb; /* called in m2navinit.c */
m2_gfx_init(gh);
m2->is_frame_draw_at_end = m2_gfx_is_frame_draw_at_end();
//m2->forced_key = M2_KEY_REFRESH;
m2->debounce_state = M2_DEBOUNCE_STATE_WAIT_FOR_KEY_PRESS;
m2->home = element;
m2->home2 = element;
/* m2_SetHomeM2(m2, element); */
m2_nav_init(m2_get_nav(m2), element);
if ( m2_GetRootM2(m2) != &m2_null_element ) /* only refresh screen for none empty menues, issue 97 */
m2_PutKeyIntoQueue(m2, M2_KEY_REFRESH);
m2_get_nav(m2)->root_change_value = 0;
m2_SetEventSourceHandlerM2(m2, es);
}
/* currently this is called in the event step procedure m2_ep_step() in m2ep.c */
uint8_t m2_nav_check_and_assign_new_root(m2_nav_p nav)
{
if ( nav->new_root_element != NULL )
{
m2_nav_init(nav, nav->new_root_element);
return 1;
}
return 0;
}
