我想改变viewWillAppear
UINavigationBar的rightButton形象,为此我想这一点:如何更改UINavigationBar rightButton图像?
self.navigationController?.navigationItem.rightBarButtonItem?.image = UIImage(named: "bookmark")
但它不会改变我的rightButton的形象。我如何解决它并改变我的形象?
我想改变viewWillAppear
UINavigationBar的rightButton形象,为此我想这一点:如何更改UINavigationBar rightButton图像?
self.navigationController?.navigationItem.rightBarButtonItem?.image = UIImage(named: "bookmark")
但它不会改变我的rightButton的形象。我如何解决它并改变我的形象?
试试这个
var changeImage:UIImage = UIImage(named: "bookmark")!
changeImage = changeImage.imageWithRenderingMode(UIImageRenderingMode.AlwaysOriginal)
var rightButton = UIBarButtonItem(image: changeImage, style: UIBarButtonItemStyle.Bordered, target: self, action: "xxxx")
self.navigationItem.rightBarButtonItem = rightButton
选择-2
为UIBarButtonSystemItemBookmarks
var rightButton: UIBarButtonItem = UIBarButtonItem(barButtonSystemItem: .Bookmarks, target: self, action: "xxxx")
self.navigationItem.rightBarButtonItem = rightButton
书签使用默认的一些功能默认UIBarbuttonItems
是
typedef NS_ENUM(NSInteger, UIBarButtonSystemItem) {
UIBarButtonSystemItemDone,
UIBarButtonSystemItemCancel,
UIBarButtonSystemItemEdit,
UIBarButtonSystemItemSave,
UIBarButtonSystemItemAdd,
UIBarButtonSystemItemFlexibleSpace,
UIBarButtonSystemItemFixedSpace,
UIBarButtonSystemItemCompose,
UIBarButtonSystemItemReply,
UIBarButtonSystemItemAction,
UIBarButtonSystemItemOrganize,
UIBarButtonSystemItemBookmarks,
UIBarButtonSystemItemSearch,
UIBarButtonSystemItemRefresh,
UIBarButtonSystemItemStop,
UIBarButtonSystemItemCamera,
UIBarButtonSystemItemTrash,
UIBarButtonSystemItemPlay,
UIBarButtonSystemItemPause,
UIBarButtonSystemItemRewind,
UIBarButtonSystemItemFastForward,
UIBarButtonSystemItemUndo NS_ENUM_AVAILABLE_IOS(3_0),
UIBarButtonSystemItemRedo NS_ENUM_AVAILABLE_IOS(3_0),
UIBarButtonSystemItemPageCurl NS_ENUM_AVAILABLE_IOS(4_0),
};
我不是快速家庭,尝试一次 –
self.navigationController .navigationItem.rightBarButtonItem =图像配的UIBarButtonItem?(图像://映像名称,风格:UIBarButtonItemStyle.Plain,目标:自我,动作://动作名称)
试试这个,我新来这就是为什么我一直在Objective C.做到了这一点代码迅速
UIButton *btnRight = [UIButton buttonWithType:UIButtonTypeCustom];
[btnRight setFrame : CGRectMake(0, 0, 60, 35)];
[btnRight setImage:[UIImage imageNamed:@"prefferedImage"] forState:UIControlStateNormal];
[btnRight addTarget:self action:@selector(defindeActionMethod:) forControlEvents:UIControlEventTouchUpInside];
[btnRight setContentHorizontalAlignment:UIControlContentHorizontalAlignmentRight];
btnRight.imageView.contentMode = UIViewContentModeScaleAspectFit;
btnRight.contentHorizontalAlignment = UIControlContentHorizontalAlignmentRight;
btnRight.contentVerticalAlignment = UIControlContentVerticalAlignmentCenter;
UIBarButtonItem *rightBarButton = [[UIBarButtonItem alloc] initWithCustomView:btnRight];
[rightBarButton setTintColor:[UIColor whiteColor]];
self.navigationItem.rightBarButtonItem = rightBarButton;
@EICaptain但我不想TI删除,每次加我扣 –
@KumarKL其设置为前请仔细阅读我的问题**重复**! –