ref: change initialize logic

*complete without change animation

widgetmanager.h

@@ -0,0 +1,69 @@
+#ifndef WIDGETMANAGER_H
+#define WIDGETMANAGER_H
+
+#include "mainwindow.h"
+
+#include <Widgets/commonbuttongroupwidget.h>
+#include <Widgets/entrywidget.h>
+#include <Widgets/instructorbuttongroupwidget.h>
+#include <Widgets/updatenotifywidget.h>
+#include <Widgets/waitanimationwidget.h>
+#include <Core/notifycontroller.h>
+#include <QObject>
+#include <QWidget>
+
+class WidgetManager : public QObject
+{
+    Q_OBJECT
+public:
+    explicit WidgetManager(QObject *parent = nullptr);
+
+    void initialize();
+    MainWindow *getMainWindow() const;
+    UpdateNotifyWidget *getUpdateWidget() const;
+    CommonButtonGroupWidget *getCommonButtonGroupWidget() const;
+    EntryWidget *getEntryWidget() const;
+    WaitAnimationWidget *getWaitAnimationWidget() const;
+    InstructorButtonGroupWidget *getInstructorButtonGroupWiget() const;
+    NotifyController *getNotifyController() const;
+
+
+    void setLostConnectionState();
+    void setLoginSuccess();
+    void setLoginFailed();
+    void showUpdateInfo();
+    void setLoadCompleteState();
+    void setNeedUpdateState(quint64 size, quint64 fileCount,quint64 deleteCount);
+    void setRecoveryState();
+    void setLastVersionState();
+    void activateLoadingAnimation(bool flag);
+    void setCompeteState();
+    void setConnectionState(bool isConnected);
+    void setServerDisconnectState();
+    void setSendFileToServerState();
+    void start();
+
+    void setUndoCurrentChangesState();
+    void showMainFrame(bool flag);
+    void activateStartButtons(bool isAvailable);
+    void slotInlineDebug(const QString &text);
+public slots:
+    void showSettings(bool isActive);
+    void slotSetLoadSettings(ServerSettings *settings);
+    void slotActivateLoadAnimation(bool flag);
+signals:
+
+private:
+    MainWindow *mainWindow;
+    UpdateNotifyWidget *updateWidget;
+    CommonButtonGroupWidget *commonButtonGroupWidget;
+    EntryWidget *entryWidget;
+    WaitAnimationWidget *waitAnimationWidget;
+    InstructorButtonGroupWidget *instructorButtonGroupWiget;
+    NotifyController *notifyController;
+
+    void binding();
+
+};
+
+#endif // WIDGETMANAGER_H