46 lines
972 B
C
46 lines
972 B
C
#ifndef SCREEN_H
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#define SCREEN_H
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/**
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* @addtogroup gui
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*/
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/*@{*/
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/**
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* @defgroup screen Screen
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* The Screen Submodule
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*/
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/*@{*/
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#include <stdio.h>
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#include <stdbool.h>
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typedef void (*SCREEN_CALLBACK)(void* screen); //!< Function pointer used...
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typedef struct SCREEN_S{
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SCREEN_CALLBACK on_enter;
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SCREEN_CALLBACK on_leave;
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SCREEN_CALLBACK on_update;
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struct SCREEN_S* next; //Used internally. do not modify
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} SCREEN_STRUCT;
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//Navigate to the given string as soon as the app enters the main loop again. Method can be called from an interrupt
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bool gui_screen_navigate(SCREEN_STRUCT* screen);
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//Navigate one screen back as soon as the app enters the main loop again. Method can be called from an interrupt
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bool gui_screen_back();
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//Returns the current active screen
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SCREEN_STRUCT* gui_screen_get_current();
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//Updates/switches the screens. Call this from the app main loop, as fast as you can.
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void gui_screen_update();
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/*@}@}*/
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#endif /* SCREEN_H */
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