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Code Issues Projects Releases Wiki Activity

WIP: keyboard

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This commit is contained in:
Michael Kirk 2018-11-23 14:19:57 -06:00
parent eed2558050
commit 280664c763
1 changed files with 43 additions and 1 deletions
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44
SignalMessaging/ViewControllers/AttachmentApprovalViewController.swift
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@ -718,9 +718,51 @@ public class AttachmentPrepViewController: OWSViewController, PlayerProgressBarD
// 1. when no keyboard is popped (e.g. initially) to be *just* above the rail
// 2. when the CaptionTextView is first responder, to be *just* above the keyboard
// 3. when the MessageTextView is first responder, to be behind the keyboard
captionView.autoPinEdge(toSuperviewMargin: .bottom, withInset: 136)
captionViewBottomConstraint = captionView.autoPinEdge(toSuperviewMargin: .bottom, withInset: kDefaultCaptionViewBottomInset)
NotificationCenter.default.addObserver(self, selector: #selector(keyboardWillChangeFrame(notification:)), name: NSNotification.Name.UIKeyboardWillChangeFrame, object: nil)
}
@objc
func keyboardWillChangeFrame(notification: Notification) {
Logger.debug("")
// NSDictionary *userInfo = [notification userInfo];
guard let userInfo = notification.userInfo else {
owsFailDebug("userInfo was unexpectedly nil")
return
}
// NSValue *_Nullable keyboardBeginFrameValue = userInfo[UIKeyboardFrameBeginUserInfoKey];
// if (!keyboardBeginFrameValue) {
// OWSFailDebug(@"Missing keyboard begin frame");
// return;
// }
//
// NSValue *_Nullable keyboardEndFrameValue = userInfo[UIKeyboardFrameEndUserInfoKey];
// if (!keyboardEndFrameValue) {
// OWSFailDebug(@"Missing keyboard end frame");
// return;
// }
//
// CGRect keyboardEndFrame = [keyboardEndFrameValue CGRectValue];
guard let keyboardEndFrame = userInfo[UIKeyboardFrameEndUserInfoKey] as? CGRect else {
owsFailDebug("keyboardEndFrame was unexpectedly nil")
return
}
Logger.debug("keyboardEndFrame: \(keyboardEndFrame)")
let totalInset = kDefaultCaptionViewBottomInset + keyboardEndFrame.size.height
captionViewBottomConstraint.constant = -totalInset
captionView.superview?.layoutIfNeeded()
//
// UIEdgeInsets oldInsets = self.collectionView.contentInset;
// UIEdgeInsets newInsets = oldInsets;
}
let kDefaultCaptionViewBottomInset: CGFloat = 0
var captionViewBottomConstraint: NSLayoutConstraint!
override public func viewWillLayoutSubviews() {