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我在viewWillAppear中编写了一些代码,以便更改某些按钮的背景图像。它在模拟器中工作正常。但是,当我将它加载到真实设备时,它不起作用。该设备是IOS5.1.1。setBackgroundImage在模拟器上工作,但真实设备(IOS5.1.1)
任何机构都知道有什么问题?谢谢!!
(void)viewWillAppear:(BOOL)animated
{
[super viewWillAppear:animated];
...
//set dataTypeSelect buttons background
UIImage *tmpImage = [UIImage imageNamed:@"White.png"];
[self.dataTypeSelectBut0 setBackgroundImage:tmpImage forState:UIControlStateNormal];
[self.dataTypeSelectBut1 setBackgroundImage:tmpImage forState:UIControlStateNormal];
[self.dataTypeSelectBut2 setBackgroundImage:tmpImage forState:UIControlStateNormal];
tmpImage = [UIImage imageNamed:@"Cyan.png"];
iTDLAppDelegate *tmpAppDelegate = (iTDLAppDelegate *)[[UIApplication sharedApplication] delegate];
switch(tmpAppDelegate.viewingDataType)
{
case EnumDataType_HkHorse:
[self.dataTypeSelectBut0 setBackgroundImage:tmpImage forState:UIControlStateNormal];
break;
case EnumDataType_S1:
[self.dataTypeSelectBut1 setBackgroundImage:tmpImage forState:UIControlStateNormal];
break;
case EnumDataType_S2:
[self.dataTypeSelectBut2 setBackgroundImage:tmpImage forState:UIControlStateNormal];
break;
}
...
}
如果我能我会给你+100。感谢节省我的时间! – ishahak