splitter.h

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#pragma once
 
#include <promeki/core/namespace.h>
#include <promeki/tui/widget.h>
 
PROMEKI_NAMESPACE_BEGIN
 
class TuiSplitter : public TuiWidget {
        PROMEKI_OBJECT(TuiSplitter, TuiWidget)
        public:
                enum Orientation { Horizontal, Vertical };
 
                TuiSplitter(Orientation orientation = Horizontal,
                            ObjectBase *parent = nullptr);
                ~TuiSplitter() override;
 
                void setFirstWidget(TuiWidget *widget);
                void setSecondWidget(TuiWidget *widget);
 
                TuiWidget *firstWidget() const { return _first; }
                TuiWidget *secondWidget() const { return _second; }
 
                void setSplitRatio(double ratio);
                double splitRatio() const { return _splitRatio; }
 
                Orientation orientation() const { return _orientation; }
 
                Size2Di32 sizeHint() const override;
 
        protected:
                void paintEvent(TuiPaintEvent *e) override;
                void resizeEvent(TuiResizeEvent *e) override;
                void keyEvent(KeyEvent *e) override;
                void mouseEvent(MouseEvent *e) override;
 
        private:
                Orientation     _orientation;
                TuiWidget       *_first = nullptr;
                TuiWidget       *_second = nullptr;
                double          _splitRatio = 0.5;
                bool            _dragging = false;
 
                void updateChildGeometry();
};
 
PROMEKI_NAMESPACE_END