ref: add entry widget and list of changes

entrywidget.h

@@ -0,0 +1,41 @@
+#ifndef ENTRYWIDGET_H
+#define ENTRYWIDGET_H
+
+#include "Datas.h"
+#include "mainwindow.h"
+
+#include <QWidget>
+
+namespace Ui {
+class EntryWidget;
+}
+
+class EntryWidget : public QWidget
+{
+    Q_OBJECT
+
+public:
+    explicit EntryWidget(QWidget *parent = nullptr);
+    void initialize(MainWindow *mainWindow);
+    void connectionEmptyState();
+    void settingsState();
+    bool isLoginFieldsFill();
+    ClientAutorization* getAuthData();
+    ServerSettings* getServerSettings();
+    void loginIsActive(bool flag);
+    void offlineWidgetIsActive(bool flag);
+    void settingsWidgetIsActive(bool flag);
+    void fillSettings(ServerSettings *settings);
+    ~EntryWidget();
+
+private slots:
+    void on_loginButton_clicked();
+
+    void on_saveServerButton_clicked();
+
+private:
+    Ui::EntryWidget *ui;
+    MainWindow *mainWindow;
+};
+
+#endif // ENTRYWIDGET_H