2014-01-20 51 views

回答

0
UIImage *barBackBtnImg = [[UIImage imageNamed:@"btn_back"] resizableImageWithCapInsets:UIEdgeInsetsMake(0, 0, 0, 0)]; 
[self.navigationController.navigationBar setBackIndicatorImage:barBackBtnImg]; 
[self.navigationController.navigationBar setBackIndicatorTransitionMaskImage:barBackBtnImg]; 
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