Cocoa API解説(macOS/iOS)

iOS , Mac アプリケーション開発のために使われる主要フレームワークの日本語情報です。

目次

indexPathWithIndexes:indexeslength:

indexの配列と範囲からNSIndexPathを作って返します
+(NSIndexPath *)indexPathWithIndexes:(unsigned int *)a:
                 indexeslength:(unsigned int)length:

解説

indexの配列と範囲からNSIndexPathを作って返します。

返り値

( NSIndexPath * )

インデックスパス

引数

( unsigned int * )a

インデックスの配列のポインタ

( unsigned int )length

範囲

クラス

NSIndexPath

Class Methods

使用可能

10.4

参照

-initWithIndexes:length:

例文

#import "MyObject.h"
//	IBOutlet NSTreeController* myTreeController;

@implementation MyObject

- (IBAction)myAction:(id)sender
{
	NSDictionary *dic1 = [NSDictionary dictionaryWithObject:@"aaaa" forKey:@"newKey"];
	NSDictionary *dic2 = [NSDictionary dictionaryWithObject:@"bbbb" forKey:@"newKey"];
	NSDictionary *dic3 = [NSDictionary dictionaryWithObject:@"cccc" forKey:@"newKey"];
	NSArray *objects = [NSArray arrayWithObjects:dic1,dic2,dic3,nil];
	
	NSIndexPath *path1 = [NSIndexPath indexPathWithIndex:0];
	NSIndexPath *path2 = [NSIndexPath indexPathWithIndex:1];
	//NSIndexPath *path3 = [NSIndexPath indexPathWithIndex:2];
	unsigned int  index[] = {2};

	NSIndexPath *path = [NSIndexPath indexPathWithIndexes: index length:1];
	NSLog([path description]);
	NSArray *indexPaths = [NSArray arrayWithObjects:   path1,path2,path ,nil];
	
	[myTreeController insertObjects:objects atArrangedObjectIndexPaths:indexPaths];
	
	//NSLog([[[myTreeController content] objectAtIndex:1] className]);
}

@end