Notes

//
// ViewController.m
// Hafta2_Picker
//
// Created by kütüphane on 6.03.2017.
// Copyright (c) 2017 1hafta. All rights reserved.
//

#import "ViewController.h"

@interface ViewController ()

@end

NSArray *_pickerViewArray;

@implementation ViewController

- (void)viewDidLoad
{
[super viewDidLoad];
// Do any additional setup after loading the view, typically from a nib.

myLabel.text=@"Araba Seçilmedi";
myImage.layer.backgroundColor=[[UIColor blackColor]CGColor];

myPickerView.delegate=self;
myPickerView.dataSource=self;

_pickerViewArray=@[@"Araba Seçiniz..",@"Audi",@"Bmw",@"Leon",@"Volswagen"];
takimAdi.text=@"Araba Markası:";
}

-(void)pickerView:(UIPickerView *)pickerView didSelectRow:(NSInteger)row inComponent:(NSInteger)component{
NSString *colourSelected=[_pickerViewArray objectAtIndex:row];
myLabel.text=colourSelected;

if ([colourSelected isEqualToString:@"Araba Seçiniz.."]) {
myImage.image=NULL;
}
if ([colourSelected isEqualToString:@"Audi"]) {
myImage.image=[UIImage imageNamed:@"audi.jpg"];
}
if ([colourSelected isEqualToString:@"Bmw"]) {
myImage.image=[UIImage imageNamed:@"bmw.jpg"];
}
if ([colourSelected isEqualToString:@"Leon"]) {
myImage.image=[UIImage imageNamed:@"leon.jpg"];
}
if ([colourSelected isEqualToString:@"Volswagen"]) {
myImage.image=[UIImage imageNamed:@"vw.jpg"];
}

}

-(NSInteger)pickerView:(UIPickerView *)pickerView numberOfRowsInComponent:(NSInteger)component{
return _pickerViewArray.count;
}
-(NSInteger)numberOfComponentsInPickerView:(UIPickerView *)pickerView{
return 1;
}

-(NSString*)pickerView:(UIPickerView *)pickerView titleForRow:(NSInteger)row forComponent:(NSInteger)component{
return _pickerViewArray[row];

}


- (void)didReceiveMemoryWarning
{
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}

@end