// TortoiseSVN - a Windows shell extension for easy version control

// Copyright (C) 2003-2006. 2011, 2017, 2021 - TortoiseSVN

// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.

// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software Foundation,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
#pragma once
#include "AnimationManager.h"

/////////////////////////////////////////////////////////////////////////////
// CSplitterControl window

#define SPN_SIZED      WM_USER + 1
#define CW_LEFTALIGN   1
#define CW_RIGHTALIGN  2
#define CW_TOPALIGN    3
#define CW_BOTTOMALIGN 4
#define SPS_VERTICAL   1
#define SPS_HORIZONTAL 2
struct SpcNMHDR
{
    NMHDR hdr;
    int   delta;
};

class CSplitterControl : public CStatic
{
    // Construction
public:
    CSplitterControl();
    ~CSplitterControl() override;

    static HDWP ChangeRect(HDWP hdwp, CWnd* pWnd, int dleft, int dtop, int dright, int dbottom);
    void        SetRange(int nMin, int nMax);
    void        SetRange(int nSubtraction, int nAddition, int nRoot);

    int GetSplitterStyle() const;
    int SetSplitterStyle(int nStyle = SPS_VERTICAL);

protected:
    void            MoveWindowTo(CPoint pt);
    void            PreSubclassWindow() override;
    afx_msg void    OnPaint();
    afx_msg void    OnMouseMove(UINT nFlags, CPoint point);
    afx_msg BOOL    OnSetCursor(CWnd* pWnd, UINT nHitTest, UINT message);
    afx_msg void    OnLButtonDown(UINT nFlags, CPoint point);
    afx_msg void    OnLButtonUp(UINT nFlags, CPoint point);
    afx_msg BOOL    OnEraseBkgnd(CDC* pDC);
    afx_msg LRESULT OnMouseLeave(WPARAM wParam, LPARAM lParam);
    DECLARE_MESSAGE_MAP()

private:
    bool                    m_bIsPressed;
    int                     m_nType;
    int                     m_nX, m_nY;
    int                     m_nMin, m_nMax;
    int                     m_nSavePos;
    bool                    m_bMouseOverControl;
    ULONG_PTR               m_gdiPlusToken;
    IUIAnimationVariablePtr m_animVarHot;
};