PLTREE.CPP

//**************************************************************************** 
//  Module:     Chappy.EXE 
//  File:       PLTree.cpp : implementation file 
//               
// 
//  Copyright (c) Microsoft Corporation 1996-1997 
// 
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF  
// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO  
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A  
// PARTICULAR PURPOSE. 
//**************************************************************************** 
 
#include "stdafx.h" 
#include "Chappy.h" 
#include "PLTree.h" 
#include "Utility.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CPartListTree 
 
CPartListTree::CPartListTree() 
{ 
m_iSelectedItem = NULL; 
} 
 
CPartListTree::~CPartListTree() 
{ 
} 
 
 
BEGIN_MESSAGE_MAP(CPartListTree, CTreeCtrl) 
//{{AFX_MSG_MAP(CPartListTree) 
ON_WM_SIZE() 
ON_WM_RBUTTONDOWN() 
ON_WM_LBUTTONDOWN() 
//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CPartListTree message handlers 
void CPartListTree::OnSize(UINT nType, int cx, int cy)  
{ 
m_cx = cx + 8; 
 
CTreeCtrl::OnSize(nType, cx, cy); 
 
//TRACE1("CPartListTree::OnSize = %u\n", m_cx); 
 
} 
 
int CPartListTree::GetCx() 
{ 
return m_cx; 
} 
 
void CPartListTree::DeleteItemFromText(LPCTSTR lpszItemText_p) 
{ 
HTREEITEM hItem = FindItemFromText(lpszItemText_p); 
//delete all children 
HTREEITEM hChildItem = NULL; 
while (hChildItem = GetChildItem(hItem)) 
{ 
DeleteItem (hChildItem); 
} 
 
DeleteItem (hItem); 
} 
 
HTREEITEM CPartListTree::FindItemFromText(LPCTSTR lpszItemText_p) 
{ 
 
HTREEITEM hItem = GetFirstVisibleItem(); 
 
while (hItem) 
{ 
CString szText =  GetItemText(hItem); 
if (szText == lpszItemText_p)  
{ 
return hItem; 
} 
 
 hItem = GetNextVisibleItem(hItem); 
} 
return NULL; 
 
} 
 
void CPartListTree::OnLButtonDown(UINT nFlags, CPoint point)  
{ 
UINT iFlags;  
m_iSelectedItem = HitTest(point, &iFlags); 
 
HTREEITEM htTemp = GetParentItem(m_iSelectedItem); 
m_iSelectedItem = (htTemp) ? htTemp : m_iSelectedItem; 
 
CTreeCtrl::OnLButtonDown(nFlags, point); 
} 
 
void CPartListTree::OnRButtonDown(UINT nFlags, CPoint point)  
{ 
CTreeCtrl::OnRButtonDown(nFlags, point); 
 
CPoint pt(point); 
ClientToScreen(&pt); 
PopMenu(PART_LIST_MENU, pt); 
 
}