feat: 添加ElaWidgetTool库

ElaWidgetTools/private/ElaWidgetPrivate.h

@@ -0,0 +1,23 @@
+#ifndef ELAWIDGETPRIVATE_H
+#define ELAWIDGETPRIVATE_H
+
+#include <QObject>
+
+#include "ElaDef.h"
+class ElaWidget;
+class ElaAppBar;
+class ElaWidgetPrivate : public QObject
+{
+    Q_OBJECT
+    Q_D_CREATE(ElaWidget)
+public:
+    explicit ElaWidgetPrivate(QObject* parent = nullptr);
+    ~ElaWidgetPrivate() override;
+
+private:
+    ElaThemeType::ThemeMode _themeMode;
+    ElaApplicationType::WindowDisplayMode _windowDisplayMode;
+    ElaAppBar* _appBar{nullptr};
+};
+
+#endif // ELAWIDGETPRIVATE_H