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/*
Copyright 2001-2003 David Gucwa
Copyright 2017-2019 Adam Bilbrough
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "buffers.h"
#include "screenIO.h"
#include <string.h>
extern int numberOfBuffers;
extern int helpBarUpdate;
extern char smartCursor;
extern struct buffer *buffers;
extern struct buffer *currentBuffer;
extern int currentBufferNum;
void keyHit(int keypress, char undoNow);
void quit(char *text);
void goToNextBuffer()
{
currentBufferNum++;
if(currentBufferNum == numberOfBuffers) currentBufferNum = 0;
currentBuffer = &buffers[currentBufferNum];
currentBuffer->lineUpdate = currentBuffer->topLine;
currentBuffer->lineUpdate.lineNum = 0;
currentBuffer->keepGoing = 1;
helpBarUpdate=1;
}
void goToPrevBuffer()
{
currentBufferNum--;
if(currentBufferNum == -1) currentBufferNum = numberOfBuffers - 1;
currentBuffer = &buffers[currentBufferNum];
currentBuffer->lineUpdate = currentBuffer->topLine;
currentBuffer->lineUpdate.lineNum = 0;
currentBuffer->keepGoing = 1;
helpBarUpdate=1;
}
void closeBuffer()
{
struct buffer *b = currentBuffer;
char tempSmartCursor = smartCursor;
smartCursor = 0;
//Go to the very beginning of the buffer
while(currentBuffer->cursor.l!=currentBuffer->head->next || currentBuffer->cursor.offset!=0)
keyHit(259, 0); //Key_Up
//Wipe out lines
while(currentBuffer->numLines)
keyHit(21, 0); //Ctrl-U
keyHit(21, 0); //Last remaining line
currentBuffer->updated = 0;
strcpy(currentBuffer->fname, "");
while(strcmp(currentBuffer->fname, "") == 0 && !currentBuffer->updated) {
goToPrevBuffer();
if(currentBuffer == b) quit("");
}
smartCursor = tempSmartCursor;
//helpBarUpdate = 1;
//currentBuffer->lineUpdate.offset = -1;
displayScreen();
}
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