6418l1.txt0100664000204600003300000000031707615545723011457 0ustar jillljeditListing 1. AppController.h #import #import "ImageModel.h" @interface AppController : NSObject { id window; id imageView; ImageModel *model; } - (void) loadImage: (id)sender; @end 6418l2.txt0100664000204600003300000000300507615545723011455 0ustar jillljeditListing 2. AppController.m #import #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; } 6418l3.txt0100664000204600003300000000026107615545723011457 0ustar jillljeditListing 3. ImageModel.h #import @interface ImageModel : NSObject { NSImage *image; } - (NSImage *) image; - (void) setImage: (NSImage *) theImage; @end 6418l4.txt0100664000204600003300000000055007615545723011461 0ustar jillljeditListing 4. ImageModel.m #import "ImageModel.h" @implementation ImageModel - (id) init { self = [super init]; image = nil; return self; } - (void) dealloc { [image release]; [super dealloc]; } - (NSImage *) image { return image; } - (void) setImage: (NSImage *) theImage { [theImage retain]; [image release]; image = theImage; } @end 6418l5.txt0100664000204600003300000000023307615545723011460 0ustar jillljeditListing 5. TiffViewerInfo.plist { ApplicationName = "Tiff Viewer"; ApplicationDescription = "A small image viewer."; NSMainNibFile = "MainMenu"; } 6418l6.txt0100664000204600003300000000034707615545723011467 0ustar jillljeditListing 6. GNUmakefile include $(GNUSTEP_MAKEFILES)/common.make APP_NAME = TiffViewer TiffViewer_OBJC_FILES = AppController.m ImageModel.m TiffViewer_RESOURCE_FILES = MainMenu.gorm include $(GNUSTEP_MAKEFILES)/application.make