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/* SPDX-License-Identifier: GPL-3.0-or-later */
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/*
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* editor
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* - user interactive full-screen text editor
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*
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* Copyright (C) 2004-2026 Leaflet <leaflet@leafok.com>
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*/
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#ifndef _EDITOR_H_
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#define _EDITOR_H_
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#include "screen.h"
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enum editor_constant_t
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{
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MAX_EDITOR_DATA_LINES = 65536,
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MAX_EDITOR_DATA_LINE_LENGTH = 1024,
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};
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struct editor_data_t
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{
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char *p_display_lines[MAX_EDITOR_DATA_LINES];
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long display_line_lengths[MAX_EDITOR_DATA_LINES]; // string length of display line
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int display_line_widths[MAX_EDITOR_DATA_LINES]; // display width of display line
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long display_line_total;
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};
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typedef struct editor_data_t EDITOR_DATA;
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struct editor_ctx_t
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{
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int reach_begin;
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int reach_end;
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long line_cursor;
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char msg[MSG_EXT_MAX_LEN];
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};
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typedef struct editor_ctx_t EDITOR_CTX;
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extern int editor_memory_pool_init(void);
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extern void editor_memory_pool_cleanup(void);
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extern EDITOR_DATA *editor_data_load(const char *p_data);
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extern long editor_data_save(const EDITOR_DATA *p_editor_data, char *p_data, size_t buf_len);
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extern void editor_data_cleanup(EDITOR_DATA *p_editor_data);
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extern int editor_display(EDITOR_DATA *p_editor_data);
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extern int editor_data_insert(EDITOR_DATA *p_editor_data, long *p_display_line, long *p_offset,
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const char *str, int str_len, long *p_last_updated_line);
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extern int editor_data_delete(EDITOR_DATA *p_editor_data, long *p_display_line, long *p_offset,
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long *p_last_updated_line, int del_line);
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#endif //_EDITOR_H_
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