Show/hide attachment keyboard with the reaction overlay.

app/src/main/java/org/thoughtcrime/securesms/conversation/ConversationFragment.java

@@ -1427,6 +1427,8 @@ public class ConversationFragment extends LoggingFragment implements Multiselect
 
   public interface ConversationFragmentListener extends VoiceNoteMediaControllerOwner {
     boolean isKeyboardOpen();
+    boolean isAttachmentKeyboardOpen();
+    void    openAttachmentKeyboard();
     void    setThreadId(long threadId);
     void    handleReplyMessage(ConversationMessage conversationMessage);
     void    onMessageActionToolbarOpened();
@@ -1599,6 +1601,8 @@ public class ConversationFragment extends LoggingFragment implements Multiselect
             conversationViewModel.setShowScrollButtons(false);
           }
 
+          boolean isAttachmentKeyboardOpen = listener.isAttachmentKeyboardOpen();
+
           listener.handleReaction(item.getConversationMessage(),
                                   new ReactionsToolbarListener(item.getConversationMessage()),
                                   selectedConversationModel,
@@ -1630,6 +1634,10 @@ public class ConversationFragment extends LoggingFragment implements Multiselect
                                       if (showScrollButtons) {
                                         conversationViewModel.setShowScrollButtons(true);
                                       }
+
+                                      if (isAttachmentKeyboardOpen) {
+                                        listener.openAttachmentKeyboard();
+                                      }
                                     }
                                   });
         }

app/src/main/java/org/thoughtcrime/securesms/conversation/ConversationParentFragment.java

@@ -3887,6 +3887,9 @@ public class ConversationParentFragment extends Fragment
     reactionDelegate.setOnActionSelectedListener(onActionSelectedListener);
     reactionDelegate.setOnHideListener(onHideListener);
     reactionDelegate.show(requireActivity(), recipient.get(), conversationMessage, groupViewModel.isNonAdminInAnnouncementGroup(), selectedConversationModel);
+    if (attachmentKeyboardStub.resolved()) {
+      attachmentKeyboardStub.get().hide(true);
+    }
   }
 
   @Override
@@ -3964,6 +3967,16 @@ public class ConversationParentFragment extends Fragment
     return container.isKeyboardOpen();
   }
 
+  @Override
+  public boolean isAttachmentKeyboardOpen() {
+    return attachmentKeyboardStub.resolved() && attachmentKeyboardStub.get().isShowing();
+  }
+
+  @Override
+  public void openAttachmentKeyboard() {
+    attachmentKeyboardStub.get().show(container.getKeyboardHeight(), true);
+  }
+
   @Override
   public void setThreadId(long threadId) {
     this.threadId = threadId;