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我想在iPhone上點擊一個以編程方式創建的按鈕時出現彈出窗口。但是,我卻發現彈窗正在接管整個屏幕。我已經在popover視圖控制器的類中編碼了以下內容:iPhone上的彈出窗口(Swift 3)從編程式創建按鈕
import UIKit
class GroupSetsPopoverController: UIViewController, UIPopoverPresentationControllerDelegate {
override func viewDidLoad() {
super.viewDidLoad()
self.preferredContentSize = CGSize(width: 375, height: 162)
}
override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
if segue.identifier == "infoButtonSegue" {
let popoverViewController = segue.destination as! GroupSetsPopoverController
let pvc = popoverViewController.popoverPresentationController
pvc?.delegate = self
//popoverViewController.modalPresentationStyle = UIModalPresentationStyle.popover
//popoverViewController.popoverPresentationController!.delegate = self
}
}
func adaptivePresentationStyle(for controller: UIPresentationController, traitCollection: UITraitCollection) -> UIModalPresentationStyle {
return .none
}
}
任何指導將不勝感激。我試圖按照Stack Overflow中的各種教程和帖子,無濟於事。
是'GroupSetsPopoverController'了''popover'或viewController'的'controller'試圖提出一個''popover' viewController'? –
通過說「接管整個屏幕」,你的意思是popover顯示正常,但背景視圖模糊,或彈出不能正確顯示,背景視圖是黑色的? – Lawliet
Harry Singh,GroupSetsPopoverControllee是popover viewcontroller。 – Jess