/**
 * @file XTPScrollBarCtrl.cpp
 *
 * @copyright
 * (c) 1998-2025 Codejock Software, All Rights Reserved.
 *
 * This source file is the property of Codejock Software and must not be
 * redistributed by any means without the explicit written permission of
 * Codejock Software.
 *
 * The use of this source code is governed by the terms and conditions specified
 * in the Toolkit Pro license agreement. Codejock Software grants you, as a
 * single software developer, the limited right to use this software on one
 * computer only.
 *
 * Contact Information:
 * support@codejock.com
 * http://www.codejock.com
 *
 */

#include "StdAfx.h"

#include "Common/XTPTypeId.h"
#include "Common/XTPCasting.h"
#include "Common/XTPFramework.h"
#include "Common/XTPSystemHelpers.h"
#include "Common/XTPSynchro.h"
#include "Common/XTPApplication.h"
#include "Common/XTPSingleton.h"
#include "Common/XTPGdiObjects.h"
#include "Common/XTPDrawHelpers.h"
#include "Common/XTPColorManager.h"
#include "Common/XTPResourceImage.h"

// Scroll bar
#include "Common/ScrollBar/XTPScrollBase.h"
#include "Common/ScrollBar/XTPScrollBarCtrl.h"
#include "Common/ScrollBar/XTPScrollBarPaintManager.h"

// Themes
#include "Common/ScrollBar/Themes/XTPScrollBarThemeWindowsClassic.h"
#include "Common/ScrollBar/Themes/XTPScrollBarThemeWindowsUx.h"
#include "Common/ScrollBar/Themes/XTPScrollBarThemeFlat.h"
#include "Common/ScrollBar/Themes/XTPScrollBarThemeUltraFlat.h"
#include "Common/ScrollBar/Themes/XTPScrollBarThemeOffice2000.h"
#include "Common/ScrollBar/Themes/XTPScrollBarThemeOfficeXP.h"
#include "Common/ScrollBar/Themes/XTPScrollBarThemeOffice2003.h"
#include "Common/ScrollBar/Themes/XTPScrollBarThemeOffice2013.h"
#include "Common/ScrollBar/Themes/XTPScrollBarThemeNativeWindows10.h"
#include "Common/ScrollBar/Themes/XTPScrollBarThemeNativeWindows11.h"
#include "Common/ScrollBar/Themes/XTPScrollBarThemeResource.h"
#include "Common/ScrollBar/Themes/XTPScrollBarThemeVisualStudio2012.h"
#include "Common/ScrollBar/Themes/XTPScrollBarThemeVisualStudio2015.h"
#include "Common/ScrollBar/Themes/XTPScrollBarThemeVisualStudio2017.h"
#include "Common/ScrollBar/Themes/XTPScrollBarThemeVisualStudio2019.h"
#include "Common/ScrollBar/Themes/XTPScrollBarThemeVisualStudio2022.h"

#include "Common/Base/Diagnostic/XTPDisableNoisyWarnings.h"

#ifdef _DEBUG
#	define new DEBUG_NEW
#	undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

IMPLEMENT_DYNCREATE(CXTPScrollBarCtrl, CScrollBar)

/////////////////////////////////////////////////////////////////////////////
// CXTPScrollBarCtrl
/////////////////////////////////////////////////////////////////////////////

CXTPScrollBarCtrl::CXTPScrollBarCtrl()
	: m_pPaintManager(NULL)
{
	m_bPreSubclassInit = TRUE;

	ZeroMemory(&m_spi, sizeof(m_spi));

	m_pSBTrack = NULL;

	SetTheme(xtpScrollBarThemeWindowsDefault);
}

CXTPScrollBarCtrl::~CXTPScrollBarCtrl()
{
	SAFE_DELETE(m_pPaintManager);
}

void CXTPScrollBarCtrl::SetTheme(XTPScrollBarTheme theme)
{
	SAFE_DELETE(m_pPaintManager);

	m_scrollBarStyle = xtpScrollStyleDefault;

	switch (theme)
	{
		case xtpScrollBarThemeWindowsClassic:
			m_pPaintManager = new CXTPScrollBarThemeWindowsClassic();
			break;

		case xtpScrollBarThemeOffice2000:
			m_pPaintManager = new CXTPScrollBarThemeOffice2000();
			break;

		case xtpScrollBarThemeOffice2003:
			m_pPaintManager = new CXTPScrollBarThemeOffice2003();
			break;

		case xtpScrollBarThemeResource: m_pPaintManager = new CXTPScrollBarThemeResource(); break;

		case xtpScrollBarThemeOffice2007Light:
			m_pPaintManager  = new CXTPScrollBarThemeResource();
			m_scrollBarStyle = xtpScrollStyleOffice2007Light;
			break;

		case xtpScrollBarThemeOffice2007Dark:
			m_pPaintManager  = new CXTPScrollBarThemeResource();
			m_scrollBarStyle = xtpScrollStyleOffice2007Dark;
			break;

		case xtpScrollBarThemeOfficeXP: m_pPaintManager = new CXTPScrollBarThemeOfficeXP(); break;

		case xtpScrollBarThemeOffice2013:
			m_pPaintManager = new CXTPScrollBarThemeOffice2013();
			break;

		case xtpScrollBarThemeVisualStudio2012Light:
			m_pPaintManager  = new CXTPScrollBarThemeVisualStudio2012();
			m_scrollBarStyle = xtpScrollStyleVisualStudio2012Light;
			break;

		case xtpScrollBarThemeVisualStudio2012Dark:
			m_pPaintManager  = new CXTPScrollBarThemeVisualStudio2012();
			m_scrollBarStyle = xtpScrollStyleVisualStudio2012Dark;
			break;

		case xtpScrollBarThemeVisualStudio2015:
			m_pPaintManager  = new CXTPScrollBarThemeVisualStudio2015();
			m_scrollBarStyle = xtpScrollStyleVisualStudio2015;
			break;

		case xtpScrollBarThemeVisualStudio2017:
			m_pPaintManager  = new CXTPScrollBarThemeVisualStudio2017();
			m_scrollBarStyle = xtpScrollStyleVisualStudio2017;
			break;

		case xtpScrollBarThemeVisualStudio2019:
			m_pPaintManager  = new CXTPScrollBarThemeVisualStudio2019();
			m_scrollBarStyle = xtpScrollStyleVisualStudio2019;
			break;

		case xtpScrollBarThemeVisualStudio2022:
			m_pPaintManager  = new CXTPScrollBarThemeVisualStudio2022();
			m_scrollBarStyle = xtpScrollStyleVisualStudio2022;
			break;

		case xtpScrollBarThemeNativeWindows10:
			m_pPaintManager  = new CXTPScrollBarThemeNativeWindows10();
			m_scrollBarStyle = xtpScrollStyleNativeWindows10;
			break;

		case xtpScrollBarThemeNativeWindows11:
			m_pPaintManager  = new CXTPScrollBarThemeNativeWindows11();
			m_scrollBarStyle = xtpScrollStyleNativeWindows11;
			break;

		case xtpScrollBarThemeFlat:
			m_pPaintManager  = new CXTPScrollBarThemeFlat();
			m_scrollBarStyle = xtpScrollStyleFlat;
			break;

		case xtpScrollBarThemeUltraFlat:
			m_pPaintManager  = new CXTPScrollBarThemeUltraFlat();
			m_scrollBarStyle = xtpScrollStyleFlat;
			break;

		case xtpScrollBarThemeWindowsDefault:
		case xtpScrollBarThemeOffice2010:
		default: m_pPaintManager = new CXTPScrollBarThemeWindowsUx(); break;
	}

	RefreshMetrics();
}

#include "Common/Base/Diagnostic/XTPBeginAfxMap.h"
BEGIN_MESSAGE_MAP(CXTPScrollBarCtrl, CScrollBar)
	//{{AFX_MSG_MAP(CXTPScrollBarCtrl)
	ON_WM_CREATE()
	ON_MESSAGE(WM_PRINTCLIENT, OnPrintClient)
	ON_WM_PAINT()
	ON_WM_ENABLE()
	ON_WM_MOUSEMOVE()
	ON_MESSAGE_VOID(WM_MOUSELEAVE, OnMouseLeave)
	ON_WM_LBUTTONDOWN()
	ON_WM_LBUTTONDBLCLK()
	ON_MESSAGE(SBM_SETSCROLLINFO, OnSetScrollInfo)
	ON_MESSAGE(SBM_GETSCROLLINFO, OnGetScrollInfo)
	ON_WM_SETFOCUS()
	ON_WM_CONTEXTMENU()
	ON_WM_SYSCOLORCHANGE()
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
#include "Common/Base/Diagnostic/XTPEndAfxMap.h"

void CXTPScrollBarCtrl::Init()
{
	m_spi.fVert	= 0 != (GetStyle() & SBS_VERT);
	m_spi.fSizebox = 0 != (GetStyle() & (SBS_SIZEBOX | SBS_SIZEGRIP));

	RefreshMetrics();
	Invalidate(FALSE);
}

void CXTPScrollBarCtrl::PreSubclassWindow()
{
	CScrollBar::PreSubclassWindow();

	if (m_bPreSubclassInit)
	{
		// Initialize the control.
		Init();
	}
}

int CXTPScrollBarCtrl::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
	if (CScrollBar::OnCreate(lpCreateStruct) == -1)
		return -1;

	// Initialize the control.
	Init();

	return 0;
}

BOOL CXTPScrollBarCtrl::PreCreateWindow(CREATESTRUCT& cs)
{
	if (!CScrollBar::PreCreateWindow(cs))
		return FALSE;

	// When creating controls dynamically Init() must
	// be called from OnCreate() and not from
	// PreSubclassWindow().

	m_bPreSubclassInit = FALSE;

	return TRUE;
}

void CXTPScrollBarCtrl::OnSysColorChange()
{
	CScrollBar::OnSysColorChange();
	XTPColorManager()->RefreshColors();

	RefreshMetrics();

	Invalidate(FALSE);
}

//////////////////////////////////////////////////////////////////////////
// Scrolling

CRect CXTPScrollBarCtrl::GetScrollBarRect()
{
	return CXTPClientRect(this);
}

void CXTPScrollBarCtrl::GetScrollInfo(SCROLLINFO* psi)
{
	_ASSERTE(NULL != psi);
	memset(psi, 0, sizeof(*psi));

	psi->cbSize = sizeof(*psi);
	psi->fMask  = SIF_RANGE | SIF_PAGE | SIF_POS;

	::GetScrollInfo(m_hWnd, SB_CTL, psi);
}

BOOL CXTPScrollBarCtrl::IsScrollBarEnabled() const
{
	return IsWindowEnabled();
}

CWnd* CXTPScrollBarCtrl::GetParentWindow() const
{
	return GetParent();
}

void CXTPScrollBarCtrl::DoScroll(int cmd, int pos)
{
	if (!m_spi.fSizebox)
	{
		GetParent()->SendMessage(XTPToUInt(m_spi.fVert ? WM_VSCROLL : WM_HSCROLL),
								 XTPToWPARAM(MAKELONG(cmd, pos)), reinterpret_cast<LPARAM>(m_hWnd));
	}
}

void CXTPScrollBarCtrl::RedrawScrollBar()
{
	if (m_hWnd)
		Invalidate(FALSE);
}

void CXTPScrollBarCtrl::OnEnable(BOOL /*bEnable*/)
{
	Invalidate(FALSE);
}

void CXTPScrollBarCtrl::OnMouseLeave()
{
	OnMouseMove(0, CPoint(-1, -1));
}

void CXTPScrollBarCtrl::OnMouseMove(UINT /*nFlags*/, CPoint point)
{
	int ht = HitTestScrollBar(point);

	if (ht != m_spi.ht)
	{
		m_spi.ht = ht;
		Invalidate(FALSE);

		if (m_spi.ht != HTNOWHERE)
		{
			TRACKMOUSEEVENT tme = { sizeof(TRACKMOUSEEVENT), TME_LEAVE, m_hWnd, HOVER_DEFAULT };
			_TrackMouseEvent(&tme);
		}
	}
}

void CXTPScrollBarCtrl::OnLButtonDown(UINT /*nFlags*/, CPoint point)
{
	if ((GetStyle() & WS_TABSTOP))
		SetFocus();

	PerformTrackInit(m_hWnd, point, &m_spi, (GetKeyState(VK_SHIFT) < 0) ? TRUE : FALSE);
}

void CXTPScrollBarCtrl::OnContextMenu(CWnd* pWnd, CPoint pos)
{
	CScrollBar::OnContextMenu(pWnd, pos);
	Invalidate(FALSE);
}

void CXTPScrollBarCtrl::OnLButtonDblClk(UINT nFlags, CPoint point)
{
	OnLButtonDown(nFlags, point);
}

LRESULT CXTPScrollBarCtrl::OnSetScrollInfo(WPARAM wParam, LPARAM lParam)
{
	LRESULT bResult = DefWindowProc(SBM_SETSCROLLINFO, FALSE, lParam);

	if (wParam)
	{
		Invalidate(FALSE);
		UpdateWindow();
	}

	return bResult;
}

LRESULT CXTPScrollBarCtrl::OnGetScrollInfo(WPARAM wParam, LPARAM lParam)
{
	LRESULT bResult = DefWindowProc(SBM_GETSCROLLINFO, wParam, lParam);

	LPSCROLLINFO lpsi = (LPSCROLLINFO)lParam;

	if (lpsi && (lpsi->fMask & SIF_TRACKPOS) && m_pSBTrack)
	{
		lpsi->nTrackPos = m_pSBTrack->posNew;
	}

	return bResult;
}

void CXTPScrollBarCtrl::OnSetFocus(CWnd* pOldWnd)
{
	UNREFERENCED_PARAMETER(pOldWnd);
}

void CXTPScrollBarCtrl::RefreshMetrics()
{
	if (NULL != m_pPaintManager)
	{
		m_pPaintManager->RefreshMetrics();
	}
}

//////////////////////////////////////////////////////////////////////////
// Drawing.

void CXTPScrollBarCtrl::OnPaint()
{
	CPaintDC dc(this);
	CXTPBufferDC dcBuffer(dc);
	OnDraw(&dcBuffer);
}

void CXTPScrollBarCtrl::OnDraw(CDC* pDC)
{
	m_spi.fVert	= 0 != (GetStyle() & SBS_VERT);
	m_spi.fSizebox = 0 != (GetStyle() & (SBS_SIZEBOX | SBS_SIZEGRIP));

	if (!m_pSBTrack || !m_pSBTrack->bTrackThumb)
		SetupScrollInfo();

	GetScrollBarPaintManager()->DrawScrollBar(pDC, this);
}

LRESULT CXTPScrollBarCtrl::OnPrintClient(WPARAM wParam, LPARAM lParam)
{
	UNREFERENCED_PARAMETER(lParam);

	CDC* pDC = CDC::FromHandle(HDC(wParam));

	if (NULL != pDC)
	{
		OnDraw(pDC);
	}

	return 1;
}