Merge pull request #530 from clayellis/feature/auto-update-send

Add boolean flag to disable auto updating send button enabled state

CHANGELOG.md

@@ -6,7 +6,12 @@ The changelog for `MessageKit`. Also see the [releases](https://github.com/Messa
 
 ## Upcoming release
 
-### [[Prerelease] 0.13.1](https://github.com/MessageKit/MessageKit/releases/tag/0.13.1)
+### Added
+
+- Added `shouldManageSendButtonEnabledState` to `MessageInputBar` to disable automatically managing `MessageInputBar.sendButton`'s `isEnabled` state when text changes. (Default value is `true`).
+[#530](https://github.com/MessageKit/MessageKit/pull/530) by [@clayellis](https://github.com/clayellis).
+
+## [[Prerelease] 0.13.1](https://github.com/MessageKit/MessageKit/releases/tag/0.13.1)
 
 ### Fixed
 

Sources/Views/MessageInputBar.swift

@@ -136,6 +136,9 @@ open class MessageInputBar: UIView {
                 $0.messageInputBar?.didSelectSendButton()
         }
     }()
+
+    /// A boolean that determines whether the sendButton's `isEnabled` state should be managed automatically.
+    open var shouldManageSendButtonEnabledState = true
     
     /**
      The anchor constants that inset the contentView
@@ -670,7 +673,9 @@ open class MessageInputBar: UIView {
     open func textViewDidChange() {
         let trimmedText = inputTextView.text.trimmingCharacters(in: .whitespacesAndNewlines)
 
-        sendButton.isEnabled = !trimmedText.isEmpty || inputTextView.images.count > 0
+        if shouldManageSendButtonEnabledState {
+            sendButton.isEnabled = !trimmedText.isEmpty || inputTextView.images.count > 0
+        }
         inputTextView.placeholderLabel.isHidden = !inputTextView.text.isEmpty
 
         items.forEach { $0.textViewDidChangeAction(with: inputTextView) }