Respond to CR.

SignalMessaging/ViewControllers/AttachmentApproval/AttachmentApprovalInputAccessoryView.swift

@@ -120,6 +120,12 @@ class AttachmentApprovalInputAccessoryView: UIView {
         currentCaptionWrapper.isHidden = isEditingCaptions || !hasCurrentCaption
         attachmentTextToolbar.isHidden = isEditingCaptions
 
+        updateFirstResponder()
+
+        layoutSubviews()
+    }
+
+    private func updateFirstResponder() {
         if (shouldHideControls) {
             if attachmentCaptionToolbar.textView.isFirstResponder {
                 attachmentCaptionToolbar.textView.resignFirstResponder()
@@ -138,8 +144,6 @@ class AttachmentApprovalInputAccessoryView: UIView {
         }
         // NOTE: We don't automatically make attachmentTextToolbar.textView
         // first responder;
-
-        layoutSubviews()
     }
 
     public func update(isEditingCaptions: Bool,
@@ -149,7 +153,9 @@ class AttachmentApprovalInputAccessoryView: UIView {
         guard self.isEditingCaptions != isEditingCaptions ||
             self.currentAttachmentItem != currentAttachmentItem ||
             self.shouldHideControls != shouldHideControls else {
-            return
+
+                updateFirstResponder()
+                return
         }
 
         self.isEditingCaptions = isEditingCaptions
@@ -168,6 +174,12 @@ class AttachmentApprovalInputAccessoryView: UIView {
             return CGSize.zero
         }
     }
+
+    public var hasFirstResponder: Bool {
+        return (isFirstResponder ||
+            attachmentCaptionToolbar.textView.isFirstResponder ||
+            attachmentTextToolbar.textView.isFirstResponder)
+    }
 }
 
 // MARK: -

SignalMessaging/ViewControllers/AttachmentApproval/AttachmentApprovalViewController.swift

@@ -206,6 +206,12 @@ public class AttachmentApprovalViewController: UIPageViewController, UIPageViewC
         }
         let currentAttachmentItem: SignalAttachmentItem? = currentPageViewController?.attachmentItem
 
+        let hasPresentedView = self.presentedViewController != nil
+        let isToolbarFirstResponder = bottomToolView.hasFirstResponder
+        if !shouldHideControls, !isFirstResponder, !hasPresentedView, !isToolbarFirstResponder {
+            becomeFirstResponder()
+        }
+
         bottomToolView.update(isEditingCaptions: isEditingCaptions,
                               currentAttachmentItem: currentAttachmentItem,
                               shouldHideControls: shouldHideControls)