UIButton *BackBtn = [[UIButton alloc] initWithFrame:CGRectMake(0.0, 100.0, 62.0, 29.0)];
[BackBtn setImage:[UIImage imageNamed:@"BackBtn.png"] forState:UIControlStateNormal];
[BackBtn addTarget:self action:@selector(BackAction:) forControlEvents:UIControlEventTouchUpInside];
UIBarButtonItem *BackBarBtn = [[UIBarButtonItem alloc] initWithCustomView:BackBtn];
NavBar.topItem.leftBarButtonItem = BackBarBtn;
[BackBtn release];
[BackBarBtn release];
本文介绍如何在iOS应用中使用UIButton创建自定义的返回按钮,并将其添加到UINavigationItem中,实现特定的返回操作。
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