folderstree.cpp

RFID读卡器源码,vc.net编写,bcgp界面控件

// FoldersTree.cpp : implementation file
//

#include "stdafx.h"
#include "RFID_DesktopReader.h"
#include "FoldersTree.h"
#include "WorkspaceObj.h"

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

/////////////////////////////////////////////////////////////////////////////
// CFoldersTree

CFoldersTree::CFoldersTree(const CObList& lstWorkspaces, CImageList& images) :
	m_lstWorkspaces (lstWorkspaces),
	m_images (images)
{
}

CFoldersTree::~CFoldersTree()
{
}


BEGIN_MESSAGE_MAP(CFoldersTree, CTreeCtrl)
	//{{AFX_MSG_MAP(CFoldersTree)
	ON_WM_CREATE()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CFoldersTree message handlers

BOOL CFoldersTree::PreCreateWindow(CREATESTRUCT& cs)
{
	cs.style |= WS_CHILD | WS_VISIBLE | WS_HSCROLL | WS_VSCROLL |
				TVS_HASLINES | TVS_HASBUTTONS | 
				TVS_DISABLEDRAGDROP | TVS_LINESATROOT | TVS_SHOWSELALWAYS;
	return CTreeCtrl::PreCreateWindow(cs);
}
//*************************************************************************************
int CFoldersTree::OnCreate(LPCREATESTRUCT lpCreateStruct) 
{
	if (CTreeCtrl::OnCreate(lpCreateStruct) == -1)
		return -1;
	
	SetImageList (&m_images, TVSIL_NORMAL);

	//-------------------
	// Fill folders tree:
	//-------------------
	HTREEITEM htreeRoot = NULL;

	for (POSITION pos = m_lstWorkspaces.GetHeadPosition (); pos != NULL;)
	{
		CWorkspaceObj* pWS = (CWorkspaceObj*) m_lstWorkspaces.GetNext (pos);
		ASSERT_VALID (pWS);

		HTREEITEM hItem = InsertItem (
			pWS->m_strName, pWS->m_iIconIndex, pWS->m_iIconIndex, htreeRoot);
		SetItemData (hItem, (DWORD) pWS);

		m_Items.SetAt (pWS, hItem);

		if (htreeRoot == NULL)
		{
			htreeRoot = hItem;
		}
	}

	Expand (htreeRoot, TVE_EXPAND);
	return 0;
}
//**************************************************************************************
BOOL CFoldersTree::SelectWorkspace (CWorkspaceObj* pWS)
{
	ASSERT_VALID (pWS);

	HTREEITEM hItem;
	if (!m_Items.Lookup (pWS, hItem))
	{
		ASSERT (FALSE);
		return FALSE;
	}

	SelectItem (hItem);
	EnsureVisible (hItem);
	return TRUE;
}