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  • UIButton UIBarButtonItem用法

     1 #pragma mark 快速创建一个item
     2 - (UIBarButtonItem *)itemWithNormal:(NSString *)normal highlighted:(NSString *)highlighted selector:(SEL)selector {
     3     // 初始化按钮
     4     UIButton *button = [[[UIButton alloc] init] autorelease];
     5      button.title.font = [UIFont systemFontOfSize:10];
    6 // 设置按钮背景图片 7 UIImage *normalImg = [UIImage imageNamed:normal]; 8 UIImage *highlightedImg = [UIImage imageNamed:highlighted]; 9 button.bounds = CGRectMake(0, 0, normalImg.size.width, normalImg.size.height); 10 [button setBackgroundImage:normalImg forState:UIControlStateNormal]; 11 [button setBackgroundImage:highlightedImg forState:UIControlStateHighlighted]; 12 // 监听按钮点击 13 [button addTarget:self action:selector forControlEvents:UIControlEventTouchUpInside]; 14 // 初始化item 15 return [[[UIBarButtonItem alloc] initWithCustomView:button] autorelease]; 16 }
    1 // 设置左边
    2 self.navigationItem.leftBarButtonItem = [self itemWithNormal:@"left.png" 
    highlighted:@"leftHigh.png" selector:@selector(send)]; 3 4 // 设置右边 5 self.navigationItem.rightBarButtonItem = [self itemWithNormal:@"right.png"
    highlighted:@"rightHigh.png" selector:@selector(refresh)];
    1 // 设置cell的背景色
    2  UIView *bg = [[[UIView alloc] init] autorelease];
    3  bg.backgroundColor = [UIColor colorWithRed:0.95 green:0.95 blue:0.95 alpha:1];
    4   cell.backgroundView = bg;
    1 // 设置cell选中的背景
    2 UIView *selectdBg = [[[UIView alloc] init] autorelease];
    3 selectdBg.backgroundColor = [UIColor colorWithRed:0.85 green:0.85 blue:0.85 alpha:1];
    4 cell.selectedBackgroundView = selectdBg;
    1 //设置按钮的标题和颜色
    2 [btn setNormalBg:@"normal.png" andHightlighted:@"highlight.png"];
    3 [btn setTitle@"title" forState:UIControlStateNormal];
    4 [btn setTitleColor:[UIColor balckColor] forState:UIControlStateNormal];
    UIButton *button = [[[UIButton alloc] init] autorelease];
    //
    字体大小 button.title.font = [UIFont systemFontOfSize:10]; //自动对齐 button.title.textAlignment = NSTextAlignmentCenter; //设置背景图片 [button setBackgroundImage:[UIImage resizeImage:@"image.png"] forState:UIControlStateNormal];
    1 UIButton *btn = [[UIButton alloc] init];
    2 UIImage *imageNormal = [UIImage imageNamed:"@image.png"];
    3 [btn setBackgroundImage:imageNormal forState:UIControlStateNormal];
    4 UIImage *highLight = [UIImage imageNamed:"@high.png"];
    5 [btn setBackgroundImage:imageNormal forState:UIControlStateHighlighted];
    6 UIBarButtonItem *item = [[[UIBarButtonItem alloc] initWithCustomView:btn] autorelease];
    7 viewController.navigationItem.rightBarButtonItem = item;
     
     
     
     
     
     
     
     
     
     
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  • 原文地址:https://www.cnblogs.com/wangshengl9263/p/3232200.html
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