C / C++ / MFC

monsieur_jj wrote:

What I need to do is if a user highlights a Tail how can I know which one is it?

NOTIFY_HANDLER( IDC_TREE1, TVN_SELCHANGED , OnSelChange )

LRESULT NotifyHandler(int idCtrl, LPNMHDR pnmh, BOOL& bHandled)

NMTREEVIEW* pNMTreeView = (NMTREEVIEW*)pnmh;
HTREEITEM hSelectedItem = pNMTreeView->itemNew.hItem;

UINT      mask;
HTREEITEM hItem;
UINT      state;
UINT      stateMask;
LPSTR     pszText;
int       cchTextMax;
int       iImage;
int       iSelectedImage;
int       cChildren;
LPARAM    lParam;

string A;
DWORD Size, BufferSize;
BufferSize = MAXBYTES;
PPERF_DATA_BLOCK PerfData = (PPERF_DATA_BLOCK) malloc( BufferSize );
Size = BufferSize;
UpdateList.GetItemText(Select, LPTSTR(&A), Size);

TCHAR tcItemText[MAXBYTES];
UpdateList.GetItemText(Select, tcItemText, MAXBYTES );

	typedef CDWordArray TreeStack;

BOOL		CUITreeCtrl::uiGetChildNumberStack (HTREEITEM hItem, TreeStack &stack)
{
	stack.SetSize (0);
	while (hItem)
	{
		stack.InsertAt (0, uiGetChildNumber (hItem));
		hItem = GetParentItem (hItem);
	}

	return TRUE;
}

int			CUITreeCtrl::uiGetChildNumber (HTREEITEM hItem)
{
	if (!hItem)
		return -1;

	HTREEITEM	hSibling = hItem;

	// Get to 0th entry;
	while (GetPrevSiblingItem (hSibling))
		hSibling = GetPrevSiblingItem (hSibling);

	int n = 0;
	while (hSibling && hSibling != hItem)
	{
		n++;
		hSibling = GetNextSiblingItem (hSibling);
	}
	return hSibling ? n : -1;
}

Rizean wrote:

Employee and it's three child classes all include "employee_template.h"

Mark Salsbery
Microsoft MVP - Visual C++

#ifndef EMPLOYEE_TEMPLATE
#define EMPLOYEE_TEMPLATE

#include <iostream>
#include <string>
#include "stream_flush.h"

template <class T>
void _getInput(const std::string& message, T& result)
{
    std::cout << message;
    std::cin >> result;
    flush_istream(std::cin);
    if (std::cin.fail())
    {
        std::cin.clear();
        std::cout << "Invalid input!\n";
        _getInput<t>(message, result);
    }
}

#endif
</t>

#include "employee.h"
#include <string>
#include "employee_template.h"

using namespace std;

Employee::Employee()
{
    _getInput<string>("Please enter the employees first name: ", mFName);
    // more of the same
}

// _getInput is only used in the default constructor
}

#ifndef RESEARCHER_H
#define RESEARCHER_H

#include "employee.h"
#include <string>
#include <fstream>

class Researcher: public Employee
{
public:
    Researcher();
    Researcher(/* lots of stuff here */);
    // more of the same
};

#endif

#include "researcher.h"
#include <string>
#include <fstream>
#include "employee_template.h"

using namespace std;

Researcher::Researcher():Employee
{
    _getInput<string>("Enter the researcgers school: ", mSchool);
    // more of the same
}
//more of the same
};

#ifndef STREAM_FLUSH_H
#define STREAM_FLUSH_H

#include <istream>

//blocking if no data in the stream
inline void flush_istream(std::istream& in)
{
    while(in.peak() != '\n')
        in.get();
}

#endif