feat: 添加ElaWidgetTool库

ElaWidgetTools/DeveloperComponents/ElaScrollBarStyle.h

@@ -0,0 +1,28 @@
+#ifndef ELASCROLLBARSTYLE_H
+#define ELASCROLLBARSTYLE_H
+#include <QProxyStyle>
+
+#include "ElaDef.h"
+class ElaScrollBar;
+class ElaScrollBarStyle : public QProxyStyle
+{
+    Q_OBJECT
+    Q_PRIVATE_CREATE(bool, IsExpand)
+    Q_PROPERTY_CREATE(qreal, Opacity)
+    Q_PROPERTY_CREATE(qreal, SliderExtent)
+    Q_PRIVATE_CREATE(ElaScrollBar*, ScrollBar)
+public:
+    explicit ElaScrollBarStyle(QStyle* style = nullptr);
+    ~ElaScrollBarStyle();
+    void drawComplexControl(ComplexControl control, const QStyleOptionComplex* option, QPainter* painter, const QWidget* widget = nullptr) const override;
+    int pixelMetric(PixelMetric metric, const QStyleOption* option = nullptr, const QWidget* widget = nullptr) const override;
+    int styleHint(StyleHint hint, const QStyleOption* option = nullptr, const QWidget* widget = nullptr, QStyleHintReturn* returnData = nullptr) const override;
+    void startExpandAnimation(bool isExpand);
+
+private:
+    ElaThemeType::ThemeMode _themeMode;
+    qreal _sliderMargin{2.5};
+    int _scrollBarExtent{10};
+};
+
+#endif // ELASCROLLBARSTYLE_H