feat: 添加ElaWidgetTool库

ElaWidgetTools/DeveloperComponents/ElaPlainTextEditStyle.h

@@ -0,0 +1,20 @@
+#ifndef ELAPLAINTEXTEDITSTYLE_H
+#define ELAPLAINTEXTEDITSTYLE_H
+
+#include <QProxyStyle>
+
+#include "ElaDef.h"
+class ElaPlainTextEditStyle : public QProxyStyle
+{
+    Q_OBJECT
+    Q_PROPERTY_CREATE(qreal, ExpandMarkWidth)
+public:
+    explicit ElaPlainTextEditStyle(QStyle* style = nullptr);
+    ~ElaPlainTextEditStyle();
+    void drawControl(ControlElement element, const QStyleOption* option, QPainter* painter, const QWidget* widget = nullptr) const override;
+
+private:
+    ElaThemeType::ThemeMode _themeMode;
+};
+
+#endif // ELAPLAINTEXTEDITSTYLE_H