/*
 Manages the opening, saving, and editing of an
 XML file containing weather measurements.
 */

#import <Cocoa/Cocoa.h>
@interface MyDocument : NSDocument
{
    NSMutableArray *theItems;     // Array of DataItem objects
    NSMutableArray *measureTypes; // for pop-up menu and XML
    
    IBOutlet NSArrayController *theController; // Link to ArrayController
    IBOutlet NSPopUpButton *typeMenu;          // pop-up menu
    IBOutlet NSTextField *dataField;           // text field for data
}

/*
 Creates a new DataItem object, populates it from the
 UI and adds it to theItems array. 
 */
- (IBAction)createNewItem:(id)sender;

@end