#pragma once #include <stdint.h>#include <stdbool.h>#include <SDL2/SDL.h> enum // TEXTBOXES{	TB_RES_1, // reserved 	TB_INST1,	TB_INST2,	TB_INST3,	TB_INST4,	TB_INST5,	TB_INST6,	TB_INST7,	TB_INST8, 	TB_SAMP1,	TB_SAMP2,	TB_SAMP3,	TB_SAMP4,	TB_SAMP5, 	TB_SONG_NAME, 	TB_DISKOP_FILENAME, 	TB_CONF_DEF_MODS_DIR,	TB_CONF_DEF_INSTRS_DIR,	TB_CONF_DEF_SAMPS_DIR,	TB_CONF_DEF_PATTS_DIR,	TB_CONF_DEF_TRACKS_DIR, 	NUM_TEXTBOXES}; #define TEXT_CURSOR_BLINK_RATE 6#define TEXT_SCROLL_VALUE 30 enum{	TEXTBOX_NO_UPDATE = 0,	TEXTBOX_UPDATE = 1}; typedef struct textBox_t // DO NOT TOUCH!{	uint16_t x, y, w;	uint8_t h, tx, ty;	uint16_t maxChars;	bool rightMouseButton, changeMouseCursor; 	// these ones are changed at run time	char *textPtr;	bool visible;	uint8_t *renderBuf;	int16_t cursorPos;	uint16_t renderW, renderBufW, renderBufH;	int32_t bufOffset;} textBox_t; bool textIsMarked(void);void exitTextEditing(void);int16_t getTextCursorX(textBox_t *t);int16_t getTextCursorY(textBox_t *t);void drawTextBox(uint16_t textBoxID);void showTextBox(uint16_t textBoxID);void hideTextBox(uint16_t textBoxID);bool testTextBoxMouseDown(void);void updateTextBoxPointers(void);void setupInitialTextBoxPointers(void);void setTextCursorToEnd(textBox_t *t);void handleTextEditControl(SDL_Keycode keycode);void handleTextEditInputChar(char textChar);void handleTextBoxWhileMouseDown(void);void freeTextBoxes(void);