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/*
* NSTextViewAdd.m: Trivial Text View Additions
*
* Copyright (c) 2000-2002 Free Software Foundation, Inc.
*
* Author: Nicola Pero
* Date: February 2000, December 2002
*
* This sample program is part of GNUstep.
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "NSTextViewAdd.h"
#include <Renaissance/Renaissance.h>
static NSFont *normal_ = nil;
static NSFont *bold_ = nil;
static void setup (void)
{
if (normal_ == nil)
{
ASSIGN (normal_, [NSFont userFixedPitchFontOfSize: 0]);
ASSIGN (bold_, [NSFont boldSystemFontOfSize: 0]);
}
}
@implementation NSTextView (Add)
-(void) resetString
{
NSTextStorage *storage = [self textStorage];
NSRange all = NSMakeRange (0, [storage length]);
[storage beginEditing];
[storage replaceCharactersInRange: all withString: @""];
[storage endEditing];
}
-(void) appendString: (NSString *)s
{
if (s != nil && ![s isEqualToString: @""])
{
NSTextStorage *storage = [self textStorage];
unsigned end = [storage length];
NSRange endRange = NSMakeRange (end, 0);
NSRange stringRange = NSMakeRange (end, [s length]);
[storage beginEditing];
[storage replaceCharactersInRange: endRange withString: s];
setup ();
[storage addAttribute: NSFontAttributeName
value: normal_
range: stringRange];
[storage endEditing];
}
}
-(void) appendBoldString: (NSString *)s
{
/* First we check that the last character in the text is a newline.
If it isn't, we append a newline to it before the bold string */
if ([[self string] hasSuffix: @"\n"] == NO)
{
[self appendString: @"\n"];
}
if (s != nil && ![s isEqualToString: @""])
{
NSTextStorage *storage = [self textStorage];
unsigned end = [storage length];
NSRange endRange = NSMakeRange (end, 0);
NSRange stringRange = NSMakeRange (end, [s length]);
[storage beginEditing];
[storage replaceCharactersInRange: endRange withString: s];
setup ();
[storage addAttribute: NSFontAttributeName
value: bold_
range: stringRange];
[storage endEditing];
}
}
@end
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