feat: 添加ElaWidgetTool库

ElaWidgetTools/private/ElaFlowLayoutPrivate.h

@@ -0,0 +1,30 @@
+#ifndef ELAFLOWLAYOUTPRIVATE_H
+#define ELAFLOWLAYOUTPRIVATE_H
+
+#include <QLayout>
+#include <QMap>
+#include <QObject>
+#include <QStyle>
+
+#include "ElaProperty.h"
+class ElaFlowLayout;
+class ElaFlowLayoutPrivate : public QObject
+{
+    Q_OBJECT
+    Q_D_CREATE(ElaFlowLayout)
+public:
+    explicit ElaFlowLayoutPrivate(QObject* parent = nullptr);
+    ~ElaFlowLayoutPrivate();
+
+private:
+    int _doLayout(const QRect& rect, bool testOnly) const;
+    int _smartSpacing(QStyle::PixelMetric pm) const;
+    mutable QMap<ElaFlowLayout*, int> _lastHeightMap;
+    mutable QMap<QLayoutItem*, QPoint> _lastGeometryMap;
+    QList<QLayoutItem*> _itemList;
+    bool _isAnimation{false};
+    int _hSpacing;
+    int _vSpacing;
+};
+
+#endif // ELAFLOWLAYOUTPRIVATE_H