focus message input on adding emoji/reacting to a message

resources/qml/MessageInput.qml

@@ -270,6 +270,11 @@ Rectangle {
                     target: TimelineManager.timeline
                 }
 
+                Connections {
+                    target: TimelineManager
+                    onFocusInput: messageInput.forceActiveFocus()
+                }
+
                 MouseArea {
                     // workaround for wrong cursor shape on some platforms
                     anchors.fill: parent
@@ -297,6 +302,7 @@ Rectangle {
             ToolTip.text: qsTr("Emoji")
             onClicked: emojiPopup.visible ? emojiPopup.close() : emojiPopup.show(emojiButton, function(emoji) {
                 messageInput.insert(messageInput.cursorPosition, emoji);
+                TimelineManager.focusMessageInput()
             })
         }
 

resources/qml/emoji/EmojiButton.qml

@@ -14,5 +14,6 @@ ImageButton {
     image: ":/icons/icons/ui/smile.png"
     onClicked: emojiPicker.visible ? emojiPicker.close() : emojiPicker.show(emojiButton, function(emoji) {
         TimelineManager.queueReactionMessage(event_id, emoji);
+        TimelineManager.focusMessageInput()
     })
 }

src/timeline/TimelineViewManager.cpp

@@ -545,3 +545,9 @@ TimelineViewManager::queueCallMessage(const QString &roomid,
 {
         models.value(roomid)->sendMessageEvent(callHangUp, mtx::events::EventType::CallHangUp);
 }
+
+void
+TimelineViewManager::focusMessageInput()
+{
+        emit focusInput();
+}
\ No newline at end of file

src/timeline/TimelineViewManager.h

@@ -66,6 +66,7 @@ public:
 
         Q_INVOKABLE void openLink(QString link) const;
 
+        Q_INVOKABLE void focusMessageInput();
         Q_INVOKABLE void openInviteUsersDialog();
         Q_INVOKABLE void openMemberListDialog() const;
         Q_INVOKABLE void openLeaveRoomDialog() const;
@@ -87,6 +88,7 @@ signals:
         void showRoomList();
         void narrowViewChanged();
         void focusChanged();
+        void focusInput();
 
 public slots:
         void updateReadReceipts(const QString &room_id, const std::vector<QString> &event_ids);