PDP-8-E-Simulator/Utilities/RegisterFormCell.m

98 lines
2.9 KiB
Objective-C

/*
* PDP-8/E Simulator
*
* Copyright © 1994-2015 Bernhard Baehr
*
* RegisterFormCell.m - NSFormCell subclass for PDP-8/E registers
*
* This file is part of PDP-8/E Simulator.
*
* PDP-8/E Simulator 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#import <Cocoa/Cocoa.h>
#import "RegisterFormCell.h"
#import "OctalFormatter.h"
#import "Utilities.h"
@implementation RegisterFormCell
- (BOOL) control:(NSControl *)control textView:(NSTextView *)textView doCommandBySelector:(SEL)command
{
if (command == @selector(cancelOperation:)) {
// ESC aborts editing of the cell
[control abortEditing];
return YES;
}
return NO;
}
- (BOOL) control:(NSControl *)control didFailToFormatString:(NSString *)string
errorDescription:(NSString *)error
{
NSRange range;
NSAlert *alert = [[NSAlert alloc] init];
range.location = 0;
range.length = -1;
[[control currentEditor] setSelectedRange:range];
[alert setMessageText:error];
[alert beginSheetModalForWindow:[control window]
modalDelegate:nil didEndSelector:nil contextInfo:nil];
[alert release];
return NO;
}
- (void) controlTextDidEndEditing:(NSNotification *)notification
{
[registerOwner performSelector:setRegisterValue withObject:(id)[self intValue]];
}
- (void) notifyRegisterHasChanged:(NSNotification *)notification
{
[self setIntValue:(unsigned)[registerOwner performSelector:getRegisterValue]];
}
- (void) setupRegisterFor:(id)owner getRegisterValue:(SEL)getter setRegisterValue:(SEL)setter
changedNotificationName:(NSString *)notification
mask:(unsigned)mask base:(short)base
{
NSAssert (base == 8, @"Currenty only base 8 is implemented for RegisterFormCell");
[(NSForm *)[self controlView] setDelegate:self];
[self setFormatter:[[[OctalFormatter alloc] initWithBitMask:mask wildcardAllowed:NO] autorelease]];
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(notifyRegisterHasChanged:)
name:notification object:nil];
registerOwner = owner;
getRegisterValue = getter;
setRegisterValue = setter;
if (runningOnYosemiteOrNewer()) {
// with Helvetica Neue, the content digits are one pixel too small, so reset to Lucida Grande
[self setFont:[NSFont fontWithName:@"LucidaGrande" size:11]];
// with Helvetica Neue, many titles are too long and characters are clipped, so reset to Lucida Grande
[self setTitleFont:[NSFont fontWithName:@"LucidaGrande" size:11]];
}
}
@end