StaticPlus.cpp

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#include "stdafx.h"
//--------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------
//
//
//                                                  WTL Control Library
//                                                           by
//                                            Bright Ideas Software®
//                               Copyright © 2018 by Bright Ideas Software.
//
//
//
//--------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------


namespace BIS_WTL_CONTROLS
{

    //----------------------------------------------------------------------------------------------
    CStaticPlus::CStaticPlus() noexcept
    {

        m_TextColor = ::GetSysColor (COLOR_WINDOWTEXT);
        m_BackColor = ::GetSysColor (COLOR_BTNFACE);

        m_bBtnFaceBkgnd = false;

        m_hbrBackBrush = NULL;

    }
    //----------------------------------------------------------------------------------------------
    CStaticPlus::~CStaticPlus()
    {

        ATLASSERT(m_hWnd == NULL);
        DeleteBrush();

    }
    //----------------------------------------------------------------------------------------------
    //----------------------------------------------------------------------------------------------
    void CStaticPlus::SubclassStatic(HWND hWnd)
    {

        CWindowImpl<CStaticPlus, CStatic>::SubclassWindow(hWnd);

        ModifyStyle(0, SS_NOTIFY);
        UpdateBackBrush();

    }
    //----------------------------------------------------------------------------------------------
    void CStaticPlus::UnSubclassStatic()
    {
        UnsubclassWindow();
        DeleteBrush();
    }
    //----------------------------------------------------------------------------------------------
    //----------------------------------------------------------------------------------------------
    COLORREF CStaticPlus::GetBackColor() const
    {
        return(m_BackColor);
    }
    //----------------------------------------------------------------------------------------------
    void CStaticPlus::SetBackColor(COLORREF value)
    {

        if (m_BackColor != value)
        {
            m_BackColor = value;
            UpdateBackBrush();
        }
    }
    //----------------------------------------------------------------------------------------------
    //----------------------------------------------------------------------------------------------
    COLORREF CStaticPlus::GetTextColor() const
    {
        return(m_TextColor);
    }
    //----------------------------------------------------------------------------------------------
    void CStaticPlus::SetTextColor(COLORREF value)
    {
        m_TextColor = value;
    }
    //----------------------------------------------------------------------------------------------
    //----------------------------------------------------------------------------------------------
    bool CStaticPlus::GetBtnFaceBkgnd() const
    {
        return(m_bBtnFaceBkgnd);
    }
    //----------------------------------------------------------------------------------------------
    void CStaticPlus::SetBtnFaceBkgnd(bool value)
    {
        if (value != m_bBtnFaceBkgnd)
        {
            m_bBtnFaceBkgnd = value;
            UpdateBackBrush();
        }
    }
    //----------------------------------------------------------------------------------------------
    //----------------------------------------------------------------------------------------------
    void CStaticPlus::UpdateContent()
    {
        Invalidate();
        UpdateWindow();
    }
    //----------------------------------------------------------------------------------------------
    //----------------------------------------------------------------------------------------------
    //
    //                                                      Private Methods
    //
    //----------------------------------------------------------------------------------------------
    //----------------------------------------------------------------------------------------------
    void CStaticPlus::UpdateBackBrush()
    {

        DeleteBrush();

        if (m_bBtnFaceBkgnd == false)
            m_hbrBackBrush = ::CreateSolidBrush (m_BackColor);

    }
    //----------------------------------------------------------------------------------------------
    void CStaticPlus::DeleteBrush()
    {
        if (m_hbrBackBrush != NULL)
        {
            ::DeleteObject (m_hbrBackBrush);
            m_hbrBackBrush = NULL;
        }
    }
    //----------------------------------------------------------------------------------------------
    //----------------------------------------------------------------------------------------------
    //
    //                                                          Message Handlers
    //
    //----------------------------------------------------------------------------------------------
    //----------------------------------------------------------------------------------------------
    HBRUSH CStaticPlus::OnReflectedCtlColorStatic(CDCHandle dc, CStatic wndStatic)
    {

        if (m_hWnd == wndStatic.m_hWnd)
        {

            COLORREF  backcolor;

            if (m_bBtnFaceBkgnd == false)
                backcolor = m_BackColor;
            else
                backcolor = ::GetSysColor(COLOR_BTNFACE);

            dc.SetTextColor(m_TextColor);
            dc.SetBkColor(backcolor);
            dc.SetBkMode(TRANSPARENT);


            if (m_bBtnFaceBkgnd == false)
                return(m_hbrBackBrush);
            else
                return(::GetSysColorBrush(COLOR_BTNFACE));
        }
        else
        {
            SetMsgHandled(FALSE);
            return(0);
        }
    }
    //----------------------------------------------------------------------------------------------
    BOOL CStaticPlus::OnEraseBkgnd(CDCHandle dc)
    {
        return(TRUE);
    }
    //----------------------------------------------------------------------------------------------
};