Listing 2. AppController.m
#import <AppKit/AppKit.h>
#import "AppController.h"
@implementation AppController
- (id) init
{
self = [super init];
model = [[ImageModel alloc] init];
return self;
}
- (void) dealloc
{
[model release];
[super dealloc];
}
- (void) loadImage: (id)sender
{
NSOpenPanel *oPanel;
int result;
oPanel = [NSOpenPanel openPanel];
[oPanel setAllowsMultipleSelection:YES];
result =
[oPanel runModalForDirectory: NSHomeDirectory()
file: nil
types: nil];
if (result == NSOKButton)
{
NSEnumerator *filesToOpenEnumerator;
NSString *theFilename;
filesToOpenEnumerator = [[oPanel filenames]
objectEnumerator];
theFilename =
[filesToOpenEnumerator nextObject];
if ( theFilename )
{
NSImage *image;
image = [[NSImage alloc]
initWithContentsOfFile: theFilename];
[model setImage: image];
[image release];
[window setTitle: theFilename];
[imageView setImage: [model image]];
}
}
}
@end
/* Entry point of the application */
int main(int argc, const char *argv[], char *env[])
{
AppController *controller;
NSAutoreleasePool *pool;
pool = [[NSAutoreleasePool alloc] init];
controller = [[AppController alloc] init];
[NSApplication sharedApplication];
[NSApp setDelegate: controller];
NSApplicationMain(argc, argv);
[controller release];
[pool release];
return 0;
}
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