preferredContentSize在ios 7中不起作用? [英] preferredContentSize not working in ios 7?

问题描述

我正在使用类型为UIModalPresentationFormSheet的modalPresentationStyle来显示我的视图.我想要特定的视图大小，所以使用preferredContentSize可以在iOS 8中工作，并显示我想要的确切方式，但对于iOS 7它是整张纸.视图大小已更改.

I am using modalPresentationStyle of type UIModalPresentationFormSheet to show my view.I want specific size of the view so using preferredContentSize which working in iOS 8 and showing exact how I wanted but same breaks for iOS 7 it's come as full sheet.View size changed.

在我想要的地方，如下面的图片

Where as I wanted like below image

有什么主意吗?

推荐答案

请检查以下适用于iOS 8.x和iOS 7的条件代码

Please check below conditional code for iOS 8.x and iOS 7

if (SYSTEM_VERSION_GREATER_THAN_OR_EQUAL_TO(@"8.0")) 
{
    modalController.preferredContentSize = CGSizeMake(frameSize.x, frameSize.y); 
}
else 
{
    modalController.view.superview.frame = CGRectMake((screenWidth - frameSize.x)/2, (screenHeight - frameSize.y)/2, frameSize.x, frameSize.y);

}

希望这会对您有所帮助.

Hope this will help you.

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