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C++多執行緒實現電子詞典

// Dictionary.cpp : 定義控制檯應用程式的入口點。
//vs2013編譯
//字典檔案:https://pan.baidu.com/s/1YHtwptaq_V8j034U9_J96A
#include "stdafx.h"
#include <string>
#include <vector>
#include <iostream>
#include <map>
#include <fstream>
#include <io.h>
#include <thread>
#include <time.h>
#include <Windows.h>
using	namespace	std;

class ParseDirectory
{
public:
	ParseDirectory(string path){
		this->path = path;
		getFiles(files);
		isdone = false;
		t = thread(&ParseDirectory::txtToDic, this);
		//t.join();
	}
	bool	isDone()
	{
		return isdone;
	}
	map<string, string>	getDic()
	{
		return vecDics;
	}
	virtual ~ParseDirectory()
	{

	}

private:
	vector<string> files;
	string path;
	thread t;
	map<string, string> vecDics;
	bool		isdone;
	void getFiles(vector<string>& files)
	{
		//檔案控制代碼
		long   hFile = 0;
		//檔案資訊
		struct _finddata_t fileinfo;
		string p;
		if ((hFile = _findfirst(p.assign(path).append("\\*").c_str(), &fileinfo)) != -1)
		{
			do
			{
				//如果是目錄,迭代之
				if ((fileinfo.attrib &  _A_SUBDIR))
				{
					//if (strcmp(fileinfo.name, ".") != 0 && strcmp(fileinfo.name, "..") != 0)
					//getFiles(p.assign(path).append("\\").append(fileinfo.name), files);
					continue;
				}
				else
				{
					files.push_back(p.assign(path).append("\\").append(fileinfo.name));
				}
			} while (_findnext(hFile, &fileinfo) == 0);
			_findclose(hFile);
		}
	}
	void txtToDic()
	{
		for each (string file in files)
		{
			fstream f(file);
			string word, explain;
			//map<string, string> dic;
			
			if (f.is_open())
			{
				//cout << file << endl;
				while (1)
				{
					
					getline(f, word);
					if (!getline(f, explain))
						break;
					vecDics[word] = explain;
				}
			}
			f.close();
			//vecDics.push_back(dic);
		}
		
		//cout << vecDics.size() << endl;
		isdone = true;
		
	}
};
void setColor(unsigned short ForeColor = 2, unsigned short BackGroundColor = 0)

{

	HANDLE handle = GetStdHandle(STD_OUTPUT_HANDLE);//獲取當前視窗控制代碼

	SetConsoleTextAttribute(handle, ForeColor + BackGroundColor * 0x10);//設定顏色

}
int _tmain(int argc, _TCHAR* argv[])
{
	
	
	vector<ParseDirectory*>	pds;
	cout << "正在載入資源...";
	long	start = clock();
	vector<map<string, string> > allWords;
	for (int i = 0; i < 26; i++)
	{
		string name = ".\\";
		name += 'A' + i;
		pds.push_back(new ParseDirectory(name));
	}
	int cnt = 0;
	
	for (int i = 0; i < pds.size(); i++)
	{
		if (pds[i]->isDone())
		{
			cnt++;
			allWords.push_back(pds[i]->getDic());
			Sleep(300);
		}
		if (cnt == pds.size())
			break;
	}
	system("cls");
	cout << "載入完成!" << "耗時:" << (clock()-start)/1000.0 << "s" << endl;
	cout << allWords.size();
	string inquir;
	while (1)
	{
		bool flag = false;
		setColor();
		cout << "\n輸入要查詢的單詞:";
		setColor(7, 0);
		cin >> inquir;
		for (int i = 0; i < allWords.size(); i++)
		{
			auto  t = allWords[i][inquir];
			if (t.size())
			{
				
				cout << t << endl;
				flag=true;
			}
		}
		if (!flag)
		{
			setColor(4, 0);
			cout << "抱歉,未找到單詞" << endl;
		}
	}

	
	system("pause");
	return 0;
}

在這裡插入圖片描述