NSValue包装对象指针，CGRect结构体等

@interface NSValue (NSValueUIGeometryExtensions) + (NSValue *)valueWithPointer:(const void *)pointer;//保存对象指针 + (NSValue *)valueWithCGPoint:(CGPoint)point;//保存CGPoint结构体 + (NSValue *)valueWithCGSize:(CGSize)size;//保存CGSize结构体 + (NSValue *)valueWithCGRect:(CGRect)rect;//保存CGRect结构体 + (NSValue *)valueWithCGAffineTransform:(CGAffineTransform)transform; + (NSValue *)valueWithUIEdgeInsets:(UIEdgeInsets)insets; - (void *)pointerValue; - (CGPoint)CGPointValue; - (CGSize)CGSizeValue; - (CGRect)CGRectValue; - (CGAffineTransform)CGAffineTransformValue; - (UIEdgeInsets)UIEdgeInsetsValue; @end // // NSArrayAndSelectorViewController.m // NSArrayAndSelector // // Created by Lixf on 09-10-15. // Copyright Lixf 2009. All rights reserved. // #import "NSArrayAndSelectorViewController.h" @implementation NSArrayAndSelectorViewController @synthesize SelectorArray, RectArray, TransformArray; // Implement viewDidLoad to do additional setup after loading the view, typically from a nib. - (void)viewDidLoad { [super viewDidLoad]; //NSValue包装指针 NSValue* start = [NSValue valueWithPointer:@selector(start:)]; NSValue* help = [NSValue valueWithPointer:@selector(help:)]; //NSArray 添加NSValue包装后的指针 NSArray *Array = [[NSArray alloc] initWithObjects:start, help, nil]; self.SelectorArray = Array; [Array release]; CGRect rect1 = {10, 10, 200, 200}; CGRect rect2 = {20, 20, 100, 100}; //NSValue包装CGRect结构 NSValue *aRect1 = [NSValue valueWithCGRect:rect1]; NSValue *aRect2 = [NSValue valueWithCGRect:rect2]; //NSArray 添加NSValue包装后的指针 NSArray *reArray = [[NSArray alloc] initWithObjects:aRect1, aRect2, nil]; self.RectArray = reArray; [reArray release]; //CGAffineTransform CGAffineTransform transform1 = CGAffineTransformMakeRotation(40); CGAffineTransform transform2 = CGAffineTransformMakeRotation(-40); NSValue *aTransform1 = [NSValue valueWithCGAffineTransform:transform1]; NSValue *aTransform2 = [NSValue valueWithCGAffineTransform:transform2]; NSArray *TransArray = [[NSArray alloc] initWithObjects:aTransform1, aTransform2, nil]; self.TransformArray = TransArray; [TransArray release]; [testView setFrame:[[RectArray objectAtIndex:0] CGRectValue]]; [testView setTransform:[[TransformArray objectAtIndex:0] CGAffineTransformValue]]; [self performSelector:[[SelectorArray objectAtIndex:0] pointerValue] withObject:nil afterDelay:0.5]; } -(void)start:(id)sender{ NSLog(@"start"); [testView setFrame:[[RectArray objectAtIndex:1] CGRectValue]]; [testView setTransform:[[TransformArray objectAtIndex:1] CGAffineTransformValue]]; [self performSelector:[[SelectorArray objectAtIndex:1] pointerValue] withObject:nil afterDelay:0.5]; } -(void)help:(id)sender{ NSLog(@"help"); //[testView setFrame:[[RectArray objectAtIndex:0] CGRectValue]]; //[testView setTransform:[[TransformArray objectAtIndex:0] CGAffineTransformValue]]; }