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@rakkang
Last active September 24, 2015 07:18
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UINavigationBar背景透明
// 先做一张全通道全透明的图片1*1的像素就行,取名nav_bar_bg.png
// 作为UINavigationBar的背景色,然后讲barStyle设置成通道就可以了。
[self.navigationBar setBackgroundImage:[UIImage imageNamed:@"nav_bar_bg.png"]
forBarMetrics:UIBarMetricsDefault];
self.navigationBar.barStyle = UIBarStyleBlackTranslucent;
// 去掉 UINavigationBar 底部 1px 的边线
[self.navigationBar setShadowImage:[UIImage new]];
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