CSSSandbox

// ControlSplitter.cpp : �C���v�������e�[�V���� �t�@�C��
//

#include "stdafx.h"

#include "ControlSplitter.h"

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

/////////////////////////////////////////////////////////////////////////////
// CControlSplitter

CControlSplitter::CControlSplitter()
{
	m_pOldDragCapture = NULL;
    m_bDragging = false;
	m_nType = CS_NONE;	
	m_hCursor = NULL;
	m_rectMax.SetRectEmpty();
	minSplitterPos = -1;
	maxSplitterPos = -1;
	
}

CControlSplitter::~CControlSplitter()
{
	DestroyCursor(m_hCursor);
}


BEGIN_MESSAGE_MAP(CControlSplitter, CButton)
	//{{AFX_MSG_MAP(CControlSplitter)
	ON_WM_LBUTTONDOWN()
	ON_WM_LBUTTONUP()
	ON_WM_MOUSEMOVE()
	ON_WM_SETCURSOR()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CControlSplitter ���b�Z�[�W �n���h��

void CControlSplitter::OnLButtonDown(UINT nFlags, CPoint point) 
{
	// TODO: ���̈ʒu�Ƀ��b�Z�[�W �n���h���p�̃R�[�h��lj����邩�܂��̓f�t�H���g�̏�����Ăяo���Ă�������
	
	//if(DragDetect(m_hWnd,point))
	{        
        m_bDragging = true;
        if(m_pOldDragCapture != NULL)
		{
			ReleaseCapture();
			m_pOldDragCapture = NULL;
		}
		//TRACE0("Drag");
		m_pOldDragCapture = SetCapture();        
		GetCursorPos(&m_ptStartDrag);
		CRect rect;
		GetWindowRect(&rect);
		m_ptStartPos = rect.TopLeft();
	}
	CButton::OnLButtonDown(nFlags, point);
}

void CControlSplitter::OnLButtonUp(UINT nFlags, CPoint point) 
{
	// TODO: ���̈ʒu�Ƀ��b�Z�[�W �n���h���p�̃R�[�h��lj����邩�܂��̓f�t�H���g�̏�����Ăяo���Ă�������
	//TRACE0("OnLButtonUp");
	if(m_pOldDragCapture != NULL)
    {		
		ReleaseCapture();
        m_pOldDragCapture = NULL;
    }
	m_bDragging = false;
	GetParent()->Invalidate();
	GetParent()->SendMessage(UWM_SPLIT_MOVED,(WPARAM)m_hWnd,(LPARAM)MAKELONG(point.x,point.y));
	CButton::OnLButtonUp(nFlags, point);
}

void CControlSplitter::OnMouseMove(UINT nFlags, CPoint point) 
{		
	if(m_bDragging)
	{
		CRect rect;
		::GetWindowRect(m_hWnd,&rect);		
		CPoint ptMouse;
		GetCursorPos(&ptMouse);
		CSize sizeDiff = ptMouse - m_ptStartDrag;
		CSize sizeMove = m_ptStartPos-rect.TopLeft();
		CRect rectBefore = rect;
		rect.OffsetRect(sizeMove);
		if(m_nType == CS_HORZ)
		{							
			rect.OffsetRect(0, sizeDiff.cy);
		}else{
			rect.OffsetRect(sizeDiff.cx,0);
		}
		CRect rectAfter = rect;
		CRect cr = rect;
		GetParent()->ScreenToClient(cr);
		if (m_nType == CS_HORZ)
		{
			if ((minSplitterPos >= 0) && (rectAfter.top < rectBefore.top))
			{
				if (cr.top <= minSplitterPos)
					return;
			}
			else if ((maxSplitterPos >= 0) && (rectAfter.bottom > rectBefore.bottom))
			{
				if (cr.bottom >= maxSplitterPos)
					return;
			}
		}
		else if (m_nType == CS_VERT)
		{
			if ((minSplitterPos >= 0) && (rectAfter.left < rectBefore.left))
			{
				if (cr.left <= minSplitterPos)
					return;
			}
			else if ((maxSplitterPos >= 0) && (rectAfter.right > rectBefore.right))
			{
				if (cr.right >= maxSplitterPos)
					return;
			}
		}
		std::vector<DWORD>::iterator it;
		GetParent()->ScreenToClient(&rect);	
		/*
		if((m_nType == CS_HORZ) && ((m_rectMax.top >= rect.top) || (m_rectMax.bottom <= rect.bottom)))
		{
			CString s;
			s.Format(_T("--- 0, %d, %d, %d, %d\n"), m_rectMax.top, rect.top, m_rectMax.bottom, rect.bottom);
			TRACE1("%s",s);
			return;
		}
		else if((m_nType == CS_VERT) && ((m_rectMax.left >= rect.left) || (m_rectMax.right <= rect.right)))
		{
			CString s;
			s.Format(_T("--- 1, %d, %d, %d, %d\n"), m_rectMax.left, rect.left, m_rectMax.right, rect.right);
			TRACE1("%s",s);
			return;
		}
		*/
		/*
		TRACE2("M(%d,%d,",m_rectMax.top,m_rectMax.left);
		TRACE2("%d,%d)\n",m_rectMax.bottom,m_rectMax.right);
		TRACE2("(%d,%d,",rect.top,rect.left);
		TRACE2("%d,%d)\n",rect.bottom,rect.right);
		*/
		for ( it=m_vtTopLeftControls.begin() ; it < m_vtTopLeftControls.end(); it++ )
		{
			CWnd* pCtrl = GetParent()->GetDlgItem(LOWORD(*it));
			UINT nFlag = HIWORD(*it);
			if(pCtrl == NULL) continue;
			CRect rectCtrl;
			pCtrl->GetWindowRect(&rectCtrl);
			if(m_nType == CS_HORZ)
			{
				if(nFlag&SPF_BOTTOM)
				{
					rectCtrl.bottom +=  sizeMove.cy;
					rectCtrl.bottom += sizeDiff.cy;
				}
				if(!(nFlag&SPF_TOP))
				{
					rectCtrl.top +=  sizeMove.cy;
					rectCtrl.top += sizeDiff.cy;
				}

			}else{
				if((nFlag&SPF_RIGHT))
				{
					rectCtrl.right +=  sizeMove.cx;
					rectCtrl.right += sizeDiff.cx;
				}
				if(0 ==(nFlag&SPF_LEFT))
				{
					rectCtrl.left +=  sizeMove.cx;
					rectCtrl.left += sizeDiff.cx;
				}
			}			
			GetParent()->ScreenToClient(&rectCtrl);		
			pCtrl->MoveWindow(rectCtrl);
		}
		for ( it=m_vtBottomRightControls.begin() ; it < m_vtBottomRightControls.end(); it++ )
		{
			CWnd* pCtrl = GetParent()->GetDlgItem(LOWORD(*it));
			UINT nFlag = HIWORD(*it);
			if(pCtrl == NULL) continue;
			CRect rectCtrl;
			pCtrl->GetWindowRect(&rectCtrl);
			if(m_nType == CS_HORZ)
			{
				if(nFlag&SPF_TOP)
				{
					rectCtrl.top +=  sizeMove.cy;
					rectCtrl.top += sizeDiff.cy;
				}
				if(!(nFlag&SPF_BOTTOM))
				{
					rectCtrl.bottom +=  sizeMove.cy;
					rectCtrl.bottom += sizeDiff.cy;
				}
			}else{
				if((nFlag&SPF_LEFT))
				{
					rectCtrl.left +=  sizeMove.cx;
					rectCtrl.left += sizeDiff.cx;
				}
				if(!(nFlag&SPF_RIGHT))
				{
					rectCtrl.right +=  sizeMove.cx;
					rectCtrl.right += sizeDiff.cx;
				}
			}
			GetParent()->ScreenToClient(&rectCtrl);		
			pCtrl->MoveWindow(rectCtrl);
			
		}
		
		MoveWindow(rect);		
	}
	CButton::OnMouseMove(nFlags, point);
	
}

BOOL CControlSplitter::OnSetCursor(CWnd* pWnd, UINT nHitTest, UINT message) 
{	
	if(m_hCursor != NULL)
	{
		DestroyCursor(m_hCursor);
	}
	if(m_nType == CS_HORZ)
	{
		m_hCursor = ::LoadCursor(NULL,IDC_SIZENS);
	}else
	{
		m_hCursor = ::LoadCursor(NULL,IDC_SIZEWE);
	}
	SetClassLong(m_hWnd,GCL_HCURSOR,(LONG)m_hCursor);		
		
	return CButton::OnSetCursor(pWnd, nHitTest, message);
}


void CControlSplitter::SetType(UINT nType)
{
	m_nType = nType;
}

void CControlSplitter::AddToTopOrLeftCtrls(UINT nCtrlId, WORD nFlags)
{
	ASSERT(m_nType);
	m_vtTopLeftControls.push_back(MAKELONG(nCtrlId,nFlags));
	if(m_rectMax.IsRectEmpty())
	{
		GetParent()->GetWindowRect(m_rectMax);
		/*
		TRACE3("I-%d(%d,%d,",nCtrlId,m_rectMax.top,m_rectMax.left);
		TRACE2("%d,%d)\n",m_rectMax.bottom,m_rectMax.right);
		*/
	}
	CWnd * pCtrl = GetParent()->GetDlgItem(nCtrlId);
	
	if(pCtrl != NULL)
	{
		CRect rect;
		pCtrl->GetWindowRect(&rect);
		//GetParent()->ClientToScreen(rect);
		if((m_nType == CS_HORZ) &&(m_rectMax.top < rect.top))
		{
			m_rectMax.top = rect.top;
		}
		if((m_nType == CS_VERT) && (m_rectMax.left < rect.left))
		{
			m_rectMax.left = rect.left;
		}
	}
	/*
	TRACE3("M-%d(%d,%d,",nCtrlId,m_rectMax.top,m_rectMax.left);
	TRACE2("%d,%d)\n",m_rectMax.bottom,m_rectMax.right);
	*/
}

void CControlSplitter::AddToBottomOrRightCtrls(UINT nCtrlId, WORD nFlags)
{
	ASSERT(m_nType);
	m_vtBottomRightControls.push_back(MAKELONG(nCtrlId,nFlags));
	if(m_rectMax.IsRectEmpty())
	{
		GetParent()->GetWindowRect(m_rectMax);
		GetParent()->ClientToScreen(m_rectMax);
		/*
		TRACE3("I-%d(%d,%d,",nCtrlId,m_rectMax.top,m_rectMax.left);
		TRACE2("%d,%d)\n",m_rectMax.bottom,m_rectMax.right);
		*/
	}
	CWnd * pCtrl = GetParent()->GetDlgItem(nCtrlId);
	if(pCtrl != NULL)
	{
		CRect rect;
		pCtrl->GetWindowRect(&rect);
		GetParent()->ClientToScreen(rect);
		if((m_nType == CS_HORZ) &&(m_rectMax.bottom > rect.bottom))
		{
			m_rectMax.bottom = rect.bottom;
		}
		if((m_nType == CS_VERT) &&(m_rectMax.right > rect.right))
		{
			m_rectMax.right = rect.right;
		}
	}
	/*
	TRACE3("M-%d(%d,%d,",nCtrlId,m_rectMax.top,m_rectMax.left);
	TRACE2("%d,%d)\n",m_rectMax.bottom,m_rectMax.right);
	*/
}

void CControlSplitter::SetMinMaxSplitterPos(int minSplitterPos, int maxSplitterPos)
{
	this->minSplitterPos = minSplitterPos;
	this->maxSplitterPos = maxSplitterPos;
}