displayparts.cpp

来自「《C/C＋＋程序设计导论（第二版）》一书的程序源文件」· C++ 代码 · 共 39 行

// displayparts.cpp : Defines the entry point for the console application.
//

#include <iostream.h>
#include <fstream.h>
#include "Part.h"

template <class placeholder>
void BubbleSort (int size, placeholder cells[ ])
{	int done = 0, pair;
	placeholder temp;
	while (!done)
	{	done = 1;
		for (pair=0; pair<size-1; pair++)
			if (cells[pair] > cells[pair+1])	// out of order
			{	temp = cells[pair];				//copy of first cell
				cells[pair] = cells[pair+1];	// move second into first
				cells[pair+1] = temp;			// move copy into second
				done = 0;
			}
	}
}

void main()
{	int numparts, n;
	Part part[50];

	ifstream infile ("parts.txt", ios::in);
	infile >> numparts;
	for (n=0; n<numparts; n++)
		part[n].ReadPart(infile);
	infile.close();

	cout << "Part Descriptions (sorted); " << endl;
	BubbleSort(numparts, part);
	for (n=0; n<numparts; n++)
		part[n].DisplayPart(cout);
}