ResKnife/Cocoa/Plug-Ins/Hex Editor/HexWindowController.m
2002-02-07 03:45:43 +00:00

86 lines
2.2 KiB
Objective-C

#import "HexWindowController.h"
#import "HexTextView.h"
#import "ResKnifeResourceProtocol.h"
@implementation HexWindowController
NSString *ResourceChangedNotification = @"ResourceChangedNotification";
+ (void)initialize
{
// causes window controller to use HexTextViews wherever it would previously use NSTextView
[HexTextView poseAsClass:[NSTextView class]];
}
- (id)initWithResource:(id)newResource
{
self = [self initWithWindowNibName:@"HexWindow"];
if( self ) [self setWindowFrameAutosaveName:@"Hexadecimal Editor"];
// one instance of your principal class will be created for every resource the user wants to edit (similar to Windows apps)
resource = [newResource retain];
// load the window
// [self setShouldCascadeWindows:YES];
[self window];
return self;
}
- (void)dealloc
{
[[NSNotificationCenter defaultCenter] removeObserver:self];
[resource autorelease];
[super dealloc];
}
- (void)windowDidLoad
{
[super windowDidLoad];
// we don't want this notification until we have a window!
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(resourceDidChange:) name:ResourceChangedNotification object:nil];
// insert the resources' data into the text fields
[self refreshData:[(id <ResKnifeResourceProtocol>)resource data]];
// finally, show the window
[self showWindow:self];
}
- (void)resourceDidChange:(NSNotification *)notification
{
// see if it's our resource which got changed (we receive notifications for any resource being changed, allowing multi-resource editors)
if( [notification object] == resource )
[self refreshData:[(id <ResKnifeResourceProtocol>)resource data]];
}
- (void)refreshData:(NSData *)data;
{
// clear delegates (see HexEditorDelegate class for explanation of why)
id oldDelegate = [hex delegate];
[hex setDelegate:nil];
[ascii setDelegate:nil];
// do stuff with data
[offset setString:[hexDelegate offsetRepresentation:data]];
[hex setString:[hexDelegate hexRepresentation:data]];
[ascii setString:[hexDelegate asciiRepresentation:data]];
// restore delegates
[hex setDelegate:oldDelegate];
[ascii setDelegate:oldDelegate];
}
- (id)resource
{
return resource;
}
- (NSData *)data
{
return [(id <ResKnifeResourceProtocol>)resource data];
}
@end