iphone - 将 UINavigationBar 背景图像更改为默认值 - iOS 4.3
<p><p>我用重载方法改变<code>UINavigationBar</code>背景图片</p>
<pre><code>@implementation UINavigationBar (Background)
-(void) drawRect:(CGRect)rect
{
UIImage *image = ;
;
}
@end
</code></pre>
<p>但在某些 UIViewControllers 中，我需要删除此背景图像。我该怎么做？</p></p>
<br><hr><h1><strong>Best Answer-推荐答案</ strong></h1><br>
<p><p>你可以看看 <a href="http://sebastiancelis.com/2009/12/21/adding-background-image-uinavigationbar/" rel="noreferrer noopener nofollow">this blog post from Sebastian Celis</a> .它完全解决了您面临的问题。</p>
<p>也许还要检查 <a href="https://stackoverflow.com/questions/3483921/how-can-i-change-the-background-image-for-my-navigationbar-on-a-per-page-basis" rel="noreferrer noopener nofollow">this</a> .</p></p>
<p style="font-size: 20px;">关于iphone - 将 UINavigationBar 背景图像更改为默认值 - iOS 4.3，我们在Stack Overflow上找到一个类似的问题：
<a href="https://stackoverflow.com/questions/10163047/" rel="noreferrer noopener nofollow" style="color: red;">
https://stackoverflow.com/questions/10163047/
</a>
</p>
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