iOS开发-取消导航栏渲染问题（适应各种渲染问题）

//设置导航栏右侧按钮

    UIImage *image = [UIImageimageNamed:@"redo.png"];

   //取消渲染
    image = [image imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal];

    self.navigationItem.rightBarButtonItem= [[[UIBarButtonItemalloc]initWithImage:imagestyle:UIBarButtonItemStylePlaintarget:selfaction:@selector(rightButtonAction:)]autorelease];