ScopeSliderCtrl.h

#pragma once

#include "helpers/ScopeNumber.h"
#include "ScopeDefines.h"               // to get WM_UPDATECONTROL

namespace scope {
    namespace gui {

class CScopeSliderCtrl
    : public CWindowImpl<CScopeSliderCtrl, CTrackBarCtrl> {

protected:
    bool created;

    ScopeNumber<double>* const scopenum;

    boost::signals2::connection stateconnection;

    boost::signals2::connection valueconnection;

    const double increment;

    const double scalefactor;

    const double offset;

    const int32_t rangehigh;

    const int32_t rangelow;

    bool shiftstate;

public:
    BEGIN_MSG_MAP_EX(CScopeSliderCtrl)
        MSG_OCM_VSCROLL(OnScroll)
        MSG_OCM_HSCROLL(OnScroll)
        MESSAGE_HANDLER(WM_KEYDOWN, OnKeyDown)
        MESSAGE_HANDLER(WM_KEYUP, OnKeyUp)
        MESSAGE_HANDLER(WM_UPDATECONTROL, OnUpdateControl)
        DEFAULT_REFLECTION_HANDLER()
    END_MSG_MAP()

    CScopeSliderCtrl(ScopeNumber<double>* _scopenum, const double& _increment = 0, const bool& _connectback = false, const bool& _connectcontrolstate = false);

    ~CScopeSliderCtrl();

    BOOL AttachToDlgItem(HWND hWnd);

    LRESULT OnKeyDown(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);

    LRESULT OnKeyUp(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);

    void OnScroll(UINT nSBCode, UINT nPos, CScrollBar pScrollBar);

    LRESULT OnUpdateControl(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
    // LRESULT OnUpdateValue(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled); not needed, since we do OnScroll