AtomicGameEngine/Source/ThirdParty/TurboBadger/tb_inline_select.h

// ================================================================================
// ==      This file is a part of Turbo Badger. (C) 2011-2014, Emil Segerås      ==
// ==                     See tb_core.h for more information.                    ==
// ================================================================================

#ifndef TB_INLINE_SELECT_H
#define TB_INLINE_SELECT_H

#include "tb_widgets_listener.h"
#include "tb_select_item.h"
#include "tb_editfield.h"

namespace tb {

/** TBSelectList is a select widget with no popups. Instead it has two
    arrow buttons that cycle between the choices.
    By default it is a number widget.

    FIX: Should also be possible to set a list of strings that will be
        shown instead of numbers.
*/
class TBInlineSelect : public TBWidget, private TBWidgetListener
{
public:
    // For safe typecasting
    TBOBJECT_SUBCLASS(TBInlineSelect, TBWidget);

    TBInlineSelect();
    ~TBInlineSelect();

    /** Set along which axis the content should layouted. */
    virtual void SetAxis(AXIS axis) { m_layout.SetAxis(axis); }
    virtual AXIS GetAxis() const { return m_layout.GetAxis(); }

    void SetLimits(double min, double max);
    double GetMinValue() const { return m_min; }
    double GetMaxValue() const { return m_max; }

    // ATOMIC BEGIN
    /// set the increment, decrement step size for clicking the buttons
    void SetStepSize(double value) { m_stepsize = value; }
    double GetStepSize() const { return m_stepsize; }
    // ATOMIC END

    virtual void SetValueDouble(double value) { SetValueInternal(value, true); }
    virtual double GetValueDouble() { return m_value; }

    virtual void SetValue(int value) { SetValueInternal(value, true); }
    virtual int GetValue() { return m_value; }

    void SetEditFieldLayoutParams(LayoutParams& lp);

    virtual void OnInflate(const INFLATE_INFO &info);
    virtual void OnSkinChanged();
    virtual bool OnEvent(const TBWidgetEvent &ev);
protected:
    TBButton m_buttons[2];
    TBLayout m_layout;
    TBEditField m_editfield;
    double m_value;
    double m_min, m_max;
    bool m_modified;
    // ATOMIC BEGIN
    double m_stepsize;
    // ATOMIC END

    void SetValueInternal(double value, bool update_text);

private:

    TBStr m_initial_edit_value;

    void InvokeModifiedEvent();
    void OnWidgetFocusChanged(TBWidget *widget, bool focused);
    bool OnWidgetInvokeEvent(TBWidget *widget, const TBWidgetEvent &ev);
};

}; // namespace tb

#endif // TB_INLINE_SELECT_H