《《IPHONE游戏编程 - Objective-C》.pdf

: QQ: 步 IT 09 20 MTK 2 IPHONE IPHONE IPHONE Objective-C ^^ Objective-C2 1. @interface () - .h 2. @implementation () - .m interface @interface ClassName : ParentClass { type var1;// ... type varN; } - (id)initClassName;// @end @interface@end@ Objective-CC@ Objective-CC ClassName ParentClass Objective-C1 Objective-C“” {} protected public private - (id)initClassName; public OC - (returnType)methodName:(type)par1 label1:(type)par2; ^^ - (+) // ClassName *obj = [[ClassName alloc] init];// [obj method:1 label1:2];// // [ClassName method:1 label1:2];//method! returnType intfloat methodName ^^ (type)par1 label1:(type)par2; label1 - (returnType)methodName:(type)par1 :(type)par2; methodName methodName:label1methodName: label1 interface()implementation() @implementation ClassName - (id)initClassName { self = [super init]; if(self) { } return self; } @end OC@implementation@interface @end ClassName@interface “” idOCvoid *id selfClassNameselfJAVA this self.var1 = 10; [self method]; self super: OC 1.- [self alloc] 2.- [super init] 3. 4.- return self - (id) { self = [super init];//init if(self) { } return self;// } self = [super init]; - (id) { [super init];//init if(self) { } return self;// } self[super init] init ClassName *obj = [[ClassName alloc] initClassName]; initClassNameClassNameobj obj obj.var = 10; [obj method]; ClassName *objOC ClassName obj; OC OC [obj method]; objmethod [obj method:par1 label1:par2]; par1 par2 method label1 type result = [obj method]; OCnil [nil method]; nilC/C++NULL nil [obj release]; [obj method];//obj [obj release]; obj = nil; [obj method