initWithCoder:

アンアーカイブします

-(id)initWithCoder:(NSCoder *)decoder:

解説

アンアーカイブします。

返り値

( id )

オブジェクト

引数

( NSCoder * )decoder

デコーダー

フレームワーク

Foundation

クラス

NSCoding

Instance Methods

使用可能

10.0

参照

例文

#import "MyView.h"

@implementation MyView

//アンアーカイブするときの手順の記述
- (id)initWithCoder:(NSCoder *)decoder
{
    NSPoint point;
    NSRect rect;
    NSSize size;
    NSMutableData *dat2 = [NSMutableData data];
    intVal = 20;
    boolVal = NO;
    NSLog(@"initWithCoder");
    [super initWithCoder:decoder];
    NSLog([decoder decodeObject]);
    NSLog([decoder decodeObject]);
    NSLog([NSString stringWithFormat:@"point = %.1f",[decoder decodePoint].x]);
    
    NSLog([decoder decodeObject]);
    NSLog([decoder decodeObject]);
    dat2 = [decoder decodeDataObject];
    point = [decoder decodePoint];
    NSLog([NSString stringWithFormat:@"point = %.1f,%.1f",point.x,point.y]);
    rect = [decoder decodeRect];
    NSLog([NSString stringWithFormat:@"rect = %.1f,%.1f,%.1f,%.1f",rect.origin.x,rect.origin.y,rect.size.width,rect.size.height]);
    size = [decoder decodeSize];
    NSLog([NSString stringWithFormat:@"size = %.1f,%.1f",size.width,size.height]);
    myview = [[decoder decodeObject] retain];
    [decoder decodeValueOfObjCType:@encode(int) at:&intVal];
    NSLog([NSString stringWithFormat:@"intVal = %d",intVal]);
    [decoder decodeValueOfObjCType:@encode(BOOL) at:&boolVal];
        if (boolVal){
            NSLog(@"YES");
        }else{
            NSLog(@"NO");
        }
    [decoder decodeArrayOfObjCType:@encode(float) count:1 at:&floatVal];
    
    
    return self;
}
//アーカイブするときの手順の記述
- (void)encodeWithCoder:(NSCoder *)encoder
{
    NSMutableData *dat = [NSMutableData data];
    NSLog(@"encodeWithCoder");
    intVal = 10;
    boolVal = YES;
    [super encodeWithCoder:encoder];
    [encoder encodeObject:@"obj"];
    [encoder encodeBycopyObject:@"encodeBycopyObject"];
    [encoder encodePoint:NSMakePoint(100,100)];
    
    [encoder encodeByrefObject:@"encodeByrefObject"];
    [encoder encodeConditionalObject:@"ConditionalObject"];
    [encoder encodeDataObject:dat];
    [encoder encodePoint:NSMakePoint(10,10)];
    [encoder encodeRect:NSMakeRect(0,0,10,10)];
    [encoder encodeSize:NSMakeSize(30,30)];
    [encoder encodeObject:self];
    [encoder encodeValueOfObjCType:@encode(int) at:&intVal];
    [encoder encodeValueOfObjCType:@encode(BOOL) at:&boolVal];
    [encoder encodeArrayOfObjCType:@encode(float) count:1 at:&floatVal];
    return;
}
@end