[英]How do I make navigation bar button item show my custom image as is?
如何使导航栏按钮项显示我的自定义图像？ 使用下面的代码我的按钮显示为纯色。 图像的轮廓正确显示。
UIImage *image = [UIImage imageNamed:@"image.png"];
UIBarButtonItem *buttonItem = [[UIBarButtonItem alloc] initWithImage:image style:UIBarButtonItemStylePlain target:self action:@selector(onButtonTapped:)];
self.navigationItem.leftBarButtonItem = buttonItem;
如果您在iOS7上尝试更改UIImage的渲染模式
UIImage *image = [UIImage imageNamed:@"image.png"];
UIImage *newImage = [image imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal];
使用newImage来初始化栏按钮项
如何在iOS的导航项中显示后退栏按钮项？
[英]How do I get the back bar button item to show up in my navigation item in iOS?
如何加快在导航项中启用“条形按钮”项的请求？
[英]How can I speed up my request to enabled a Bar Button Item in Navigation Item?
如何将左栏按钮项设置为用透明导航栏填充为黑色？
[英]How do I set the left bar button item to be filled in black with a transparent Navigation Bar?
如何在右侧导航栏项目上设置带有背景图像的圆形按钮
[英]How to set circle button with background image on right navigation bar item
如何根据TableView行删除来更改导航栏按钮项的状态
[英]How do i change the navigation bar button item state according to tableview row delete
如何在Xcode中更改导航栏项目（特别是按钮）的宽度？
[英]How do I change the width of the navigation bar item (specifically a button) in Xcode?
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