FormulaDialog.h

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#pragma once
#include "DLLInfo.h"
#include <NDEVR/Formula.h>
#include <QWidget>
class QGridLayout;
class QLabel;
namespace NDEVR
{
    class QCustomLabel;
    class QCustomLineEdit;
    class Button;
    class NDEVR_API FormulaDialog : public QWidget
    {
    public:
        FormulaDialog(const File& formula_file);
        void setupForFormula(Formula& formula);
        void setupForRoot();
        void pushFormula(Formula& formula);
        void popFormula();
        
    protected:
        QSize sizeHint() const override;
        void updateFormula();
        void clearLayout();
    protected:
        String m_current_category;
        Button* m_finished_button;
        Formula* m_current_formula;
        FormulaTree m_formula_tree;
        Buffer<QCustomLineEdit*> m_line_edits;
        Buffer<Button*> m_buttons;
        Buffer<Formula> m_formula_stack;
        QLabel* m_formula_label;
        QLabel* m_filled_formula_label;
        QGridLayout* m_variable_layout;
    };
}