ios13 購物車優化

//

//03-綜合練習
//#import
"viewcontroller.h
"@inte***ce
viewcontroller ()
//購物車
@property (weak, nonatomic) iboutlet uiview *shopcarview;
//新增按鈕
@property (weak, nonatomic) iboutlet uibutton *addbutton;
//刪除按鈕
@property (weak, nonatomic) iboutlet uibutton *removebutton;
//全域性的下標
//@property (nonatomic, assign) nsinteger index;
@end
@implementation
viewcontroller
- (void
)viewdidload /**
*  新增到購物車
* *  @param button 按鈕 */
- (ibaction)add:(uibutton *)button else if (index == 1)else if (index == 2)else if (index == 3)else if (index == 4)else if (index == 5)
*///
方式三 (陣列: (兩個陣列之間沒有任何聯絡,容易出錯))
/*nsarray*imagenames = @[@"danjianbao", @"qianbao", @"liantiaobao", @"shoutibao", @"shuangjianbao", @"xiekuabao"];
nsarray*titlenames = @[@"單肩包", @"錢包", @"鏈條包", @"手提包", @"雙肩包", @"斜挎包"];
// 設定資料
iconview.image = [uiimage imagenamed:imagenames[index]];
titlelabel.text = titlenames[index];
*///
方式四 (陣列 + 字典)
nsarray*dataarr =@[
@,@,
@,@,@,@
];//設定資料
nsdictionary *dict =dataarr[index];
iconview.image = [uiimage imagenamed:dict[@"
icon
"]];
titlelabel.text = dict[@"
name"];
/***********************4.設定按鈕的狀態****************************
*/button.enabled = (index != 5
);    
//5.設定刪除按鈕的狀態
self.removebutton.enabled =yes;
}/** *  從購物車中刪除
* *  @param button 按鈕 */
- (ibaction)remove:(uibutton *)button 
*/self.removebutton.enabled = (self.shopcarview.subviews.count != 0
);    
}@end

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