separating chat from conversation in ui

ui/widgets/messageline.h

@@ -0,0 +1,75 @@
+/*
+ * Squawk messenger. 
+ * Copyright (C) 2019  Yury Gubich <blue@macaw.me>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef MESSAGELINE_H
+#define MESSAGELINE_H
+
+#include <QWidget>
+#include <QVBoxLayout>
+#include <QHBoxLayout>
+#include <QLabel>
+#include <QResizeEvent>
+#include "../global.h"
+
+class MessageLine : public QWidget
+{
+    Q_OBJECT
+public:
+    enum Position {
+        beggining,
+        middle,
+        end,
+        invalid
+    };
+    MessageLine(QWidget* parent = 0);
+    ~MessageLine();
+    
+    Position message(const Shared::Message& msg);
+    void setMyName(const QString& name);
+    void setPalName(const QString& jid, const QString& name);
+    QString firstMessageId() const;
+    void showBusyIndicator();
+    void hideBusyIndicator();
+    
+signals:
+    void resize(int amount);
+    
+protected:
+    void resizeEvent(QResizeEvent * event) override;
+    
+private:
+    struct Comparator {
+        bool operator()(const Shared::Message& a, const Shared::Message& b) const {
+            return a.getTime() < b.getTime();
+        }
+        bool operator()(const Shared::Message* a, const Shared::Message* b) const {
+            return a->getTime() < b->getTime();
+        }
+    };
+    typedef std::map<QDateTime, Shared::Message*> Order;
+    typedef std::map<QString, Shared::Message*> Index;
+    Index messageIndex;
+    Order messageOrder;
+    QVBoxLayout* layout;
+    
+    QString myName;
+    std::map<QString, QString> palNames;
+    std::deque<QHBoxLayout*> views;
+};
+
+#endif // MESSAGELINE_H