ios导航栏rightBarButtonItems多个按钮自定义设置 的方式有多种:
1.通过添加3个item中间的透明左边和右边显示,来控制左右的间距
UIButton *informationCardBtn = [UIButton buttonWithType:UIButtonTypeCustom];
[informationCardBtn addTarget:self action:@selector(enterehzFilesVC:) forControlEvents:UIControlEventTouchUpInside];
[informationCardBtn setImage:[UIImage imageNamed:@"TabBar1"] forState:UIControlStateNormal];
[informationCardBtn sizeToFit];
UIBarButtonItem *informationCardItem = [[UIBarButtonItem alloc] initWithCustomView:informationCardBtn];
UIBarButtonItem *fixedSpaceBarButtonItem = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemFixedSpace target:nil action:nil];
//控制左右按钮的间距
fixedSpaceBarButtonItem.width = 20;
UIButton *settingBtn = [UIButton buttonWithType:UIButtonTypeCustom];
[settingBtn addTarget:self action:@selector(enterTeamCard:) forControlEvents:UIControlEventTouchUpInside];
[settingBtn setImage:[UIImage imageNamed:@"TabBars1"] forState:UIControlStateNormal];
[settingBtn sizeToFit];
UIBarButtonItem *settingBtnItem = [[UIBarButtonItem alloc] initWithCustomView:settingBtn];
self.navigationItem.rightBarButtonItems = @[informationCardItem,fixedSpaceBarButtonItem,settingBtnItem];