Avoiding multiple #import .h when using @Class forward declaration

gistfile1.m

//QPBattlefield.h

#import "ClonePilotBattlefield.h"
#import "QPBFState.h"
#import "QPBFTitleState.h"
#import "QPBFDrawingState.h"
#import "QPBFInputConstants.h"

@interface QPBattlefield : ClonePilotBattlefield

@property (nonatomic, retain) QPBFState *currentState;
@property (nonatomic, retain) QPBFTitleState *titleState;
@property (nonatomic, retain) QPBFDrawingState *drawingState;

- (void)changeState:(QPBFState *)state;

@end

//QPBFState.h


#import <Foundation/Foundation.h>
@class QPBattlefield;

@interface QPBFState : NSObject

@property (nonatomic, retain) QPBattlefield *f;

- (void)addTouch:(CGPoint)l;

- (id)initWithBattlefield:(QPBattlefield *)field;

@end

//QPBFTitleState.m ((inherits from QPBFState))


#import "QPBFTitleState.h"
#import "QPBattlefield.h"

@implementation QPBFTitleState

- (void)addTouch:(CGPoint)l {
    if (GetDistance(l, self.f.player.l) <= QPBF_PLAYER_TAP_RANGE) {
        [self.f changeState:self.f.drawingState];
    }
}

@end

You can put it in your PCH file maybe.

@subdigital I'm about to get a haircut. Inspired.

omgwtfbbq haircut?!