PicoMiteAllVersions/Editor.h at main · UKTailwind/PicoMiteAllVersions · GitHub

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/*
 * @cond
 * The following section will be excluded from the documentation.
 */
/* *********************************************************************************************************************
PicoMite MMBasic

Editor.h

<COPYRIGHT HOLDERS>  Geoff Graham, Peter Mather
Copyright (c) 2021, <COPYRIGHT HOLDERS> All rights reserved.
Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer
   in the documentation and/or other materials provided with the distribution.
3. The name MMBasic be used when referring to the interpreter in any documentation and promotional material and the original copyright message be displayed
   on the console at startup (additional copyright messages may be added).
4. All advertising materials mentioning features or use of this software must display the following acknowledgement: This product includes software developed
   by the <copyright holder>.
5. Neither the name of the <copyright holder> nor the names of its contributors may be used to endorse or promote products derived from this software
   without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY <COPYRIGHT HOLDERS> AS IS AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDERS> BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

************************************************************************************************************************/

#ifndef EDITOR_HEADER
#define EDITOR_HEADER

#if !defined(INCLUDE_COMMAND_TABLE) && !defined(INCLUDE_TOKEN_TABLE)

/* ============================================================================
 * Constants - Function keys
 * ============================================================================ */
#define F1 0x91
#define F2 0x92
#define F3 0x93
#define F4 0x94
#define F5 0x95
#define F6 0x96
#define F7 0x97
#define F8 0x98
#define F9 0x99
#define SHIFT_F3 0xB3
#define SHIFT_F4 0xB4
#define SHIFT_F5 0xB5
#define SHIFT_F8 0xB8
/* ============================================================================
 * Constants - Special control keys
 * ============================================================================ */
#define UP 0x80
#define DOWN 0x81
#define LEFT 0x82
#define RIGHT 0x83
#define INSERT 0x84
#define HOME 0x86
#define END 0x87
#define PUP 0x88
#define PDOWN 0x89
#define NUM_ENT ENTER

/* ============================================================================
 * Constants - Tab spacing configuration
 * ============================================================================ */
#define CONFIG_TAB2 0b111
#define CONFIG_TAB4 0b001
#define CONFIG_TAB8 0b010

/* ============================================================================
 * External variables - Editor state
 * ============================================================================ */
extern unsigned char *StartEditPoint;
extern int StartEditChar;
extern unsigned char *EdBuff; // Buffer used for editing the text
extern int EdBuffSize;        // Size of the buffer in characters
extern int editactive;

/* ============================================================================
 * Function declarations
 * ============================================================================ */
void EditInputLine(void);
int find_longest_line_length(const char *text, int *linein);

#endif /* !defined(INCLUDE_COMMAND_TABLE) && !defined(INCLUDE_TOKEN_TABLE) */

#endif /* EDITOR_HEADER */

/*  @endcond */