Function OnMouseMove

Libraries/TabbingFramework/CustomTabCtrl.h:1371–1555

	}

	LRESULT OnMouseMove(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM lParam, BOOL& bHandled)
	{
		bHandled = FALSE;

		DWORD dwStyle = this->GetStyle();
		POINT ptCursor = {GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)};

		T* pT = static_cast<T*>(this);
		if(ectcMouseInWindow != (m_dwState & ectcMouseInWindow))
		{
			TRACKMOUSEEVENT tme = { 0 };
			tme.cbSize = sizeof(tme);
			tme.dwFlags = TME_LEAVE;
			tme.hwndTrack = m_hWnd;
			if( _TrackMouseEvent(&tme) )
			{
				m_dwState |= ectcMouseInWindow;

				pT->UpdateLayout();
				this->Invalidate();

				// "OnMouseEnter"
				//...
			}
		}

		if(	(m_iDragItem >= 0) &&
			(ectcMouseInWindow == (m_dwState & ectcMouseInWindow)) &&
			(ectcDraggingItem != (m_dwState & ectcDraggingItem)) &&
			(ectcMouseDownL_TabItem == (m_dwState & ectcMouseDown)) &&
			(m_ptDragOrigin.x != ptCursor.x))
		{
			pT->BeginItemDrag(m_iDragItem, m_ptDragOrigin);
		}
		else if(ectcDraggingItem == (m_dwState & ectcDraggingItem))
		{
			pT->ContinueItemDrag(ptCursor);
		}
		else if(ectcMouseInWindow == (m_dwState & ectcMouseInWindow))
		{
			// hit test
			if(::PtInRect(&m_rcCloseButton, ptCursor))
			{
				if( ectcMouseOver_CloseButton != (m_dwState & ectcMouseOver))
				{
					this->ClearCurrentMouseOverTracking(true);
					m_dwState |= ectcMouseOver_CloseButton;

					if(ectcMouseDownL_CloseButton == (m_dwState & ectcMouseDown))
					{
						this->InvalidateRect(&m_rcCloseButton);
					}
				}
				else if( 0 == (m_dwState & ectcMouseDown) &&
					ectcHotTrack_CloseButton != (m_dwState & ectcHotTrack))
				{
					this->ClearCurrentHotTracking(true);
					m_dwState |= ectcHotTrack_CloseButton;