initial upload
This commit is contained in:
384
archive/fractopo/dispHelp.h
Normal file
384
archive/fractopo/dispHelp.h
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#ifndef _DISPHELP_H
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#define _DISPHELP_H
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#include <iostream>
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#include <sstream>
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#include <fstream>
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <iomanip>
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#include <sys/ioctl.h>
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#include "vector"
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using namespace std;
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typedef vector<string> strArray;
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struct option
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{
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string flag_s,flag_l;
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string message;
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strArray sec_message;
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option()
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{
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flag_s = flag_l = message = "";
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}
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};
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typedef vector<option> opArray;
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class dispHelp
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{
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public:
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dispHelp(){
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front_space = 0;
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back_space = 10;
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ex_name = "Execuable";
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version = "0.0.1";
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descript = "Brief information about this command.";
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author = "Author's information.";
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}
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~dispHelp(){}
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void addHeadInfo(string,string,string,string);
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void addUsage(string);
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void addOption(string,string,string);
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void addOptionSec(string,int);
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void addExample(string);
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void changeLayerOut(int,int);
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void show();
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private:
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string ex_name,version,descript,author;
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int front_space,back_space;
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opArray options;
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strArray examples;
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strArray usages;
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};
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void dispHelp::addHeadInfo(string s1,string s2,string s3,string s4)
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{
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ex_name = s1; version = s2; descript = s3; author = s4;
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return;
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}
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void dispHelp::addUsage(string usg)
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{
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usages.push_back(usg);
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return;
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}
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void dispHelp::addOption(string msg,string sflag,string lflag = "")
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{
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option tmp_option;
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tmp_option.message = msg; tmp_option.flag_s = sflag; tmp_option.flag_l = lflag;
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options.push_back(tmp_option);
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return;
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}
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void dispHelp::addOptionSec(string msg,int index = -1)
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{
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if (index < 0)
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{
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options.back().sec_message.push_back(msg);
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}
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else options[index].sec_message.push_back(msg);
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return;
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}
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void dispHelp::addExample(string ex)
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{
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examples.push_back(ex);
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return;
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}
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void dispHelp::changeLayerOut(int left,int right)
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{
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front_space = left; back_space = right;
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return;
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}
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void dispHelp::show()
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{
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int line_length;
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string segment,full_message;
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stringstream ss_message;
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//获取终端窗口的行列数
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struct winsize w;
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ioctl(STDOUT_FILENO, TIOCGWINSZ, &w);
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//显示头信息
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full_message = ex_name + " " + version + " - " + descript;
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ss_message.clear(); ss_message.str(full_message);
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line_length = front_space + back_space;
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while(ss_message >> segment)
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{
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if ((line_length+segment.length()+1) <= w.ws_col)
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{
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if (line_length == (front_space + back_space))
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{
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for (int i = 0; i < front_space; i++) clog << " ";
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clog << segment << " ";
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line_length += (segment.length()+1);
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}
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else
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{
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clog << segment << " ";
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line_length += (segment.length()+1);
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}
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}
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else
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{
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clog << endl;
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for (int i = 0; i < front_space+4; i++) clog << " ";
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clog << segment << " ";
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line_length = (segment.length()+9+front_space+back_space);
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}
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}
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clog << endl;
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ss_message.clear(); ss_message.str(author);
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line_length = front_space + back_space;;
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while(ss_message >> segment)
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{
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if ((line_length+segment.length()+1) <= w.ws_col)
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{
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if (line_length == (front_space + back_space))
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{
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for (int i = 0; i < front_space; i++) clog << " ";
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clog << "Author: " << segment << " ";
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line_length += (segment.length()+9);
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}
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else
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{
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clog << segment << " ";
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line_length += (segment.length()+1);
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}
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}
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else
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{
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clog << endl;
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for (int i = 0; i < front_space+4; i++) clog << " ";
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clog << segment << " ";
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line_length = (segment.length()+9+front_space+back_space);
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}
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}
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clog << endl;
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if (!usages.empty())
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{
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for (int i = 0; i < front_space; i++) clog << " ";
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clog << "Usage:" << endl;
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for (int i = 0; i < usages.size(); i++)
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{
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ss_message.clear(); ss_message.str(usages[i]);
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line_length = front_space + back_space + 4;
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while(ss_message >> segment)
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{
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if ((line_length+segment.length()+1) <= w.ws_col)
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{
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if (line_length == (front_space+back_space+4))
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{
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for (int i = 0; i < front_space+4; i++) clog << " ";
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clog << segment << " ";
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line_length += (segment.length()+1);
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}
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else
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{
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clog << segment << " ";
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line_length += (segment.length()+1);
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}
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}
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else
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{
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clog << endl;
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for (int i = 0; i < front_space+9; i++) clog << " ";
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clog << segment << " ";
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line_length = (segment.length()+10+front_space+back_space);
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}
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}
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clog << endl;
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}
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}
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if (!options.empty())
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{
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for (int i = 0; i < front_space; i++) clog << " ";
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clog << "Options:" << endl;
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for (int i = 0; i < options.size(); i++)
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{
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if (options[i].flag_l == "")
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{
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full_message = options[i].flag_s+" : "+options[i].message;
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ss_message.clear(); ss_message.str(full_message);
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line_length = front_space + back_space + 4;
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while(ss_message >> segment)
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{
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if ((line_length+segment.length()+1) <= w.ws_col)
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{
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if (line_length == (front_space+back_space+4))
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{
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for (int i = 0; i < front_space+4; i++) clog << " ";
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clog << segment << " ";
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line_length += (segment.length()+1);
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}
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else
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{
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clog << segment << " ";
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line_length += (segment.length()+1);
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}
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}
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else
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{
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clog << endl;
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for (int i = 0; i < front_space+9; i++) clog << " ";
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clog << segment << " ";
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line_length = (segment.length()+10+front_space+back_space);
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}
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}
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clog << endl;
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if (!options[i].sec_message.empty())
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{
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for (int j = 0; j < options[i].sec_message.size(); j++)
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{
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ss_message.clear(); ss_message.str(options[i].sec_message[j]);
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line_length = front_space + back_space + 9;
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while(ss_message >> segment)
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{
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if ((line_length+segment.length()+1) <= w.ws_col)
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{
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if (line_length == (front_space+back_space+9))
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{
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for (int i = 0; i < front_space+9; i++) clog << " ";
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clog << segment << " ";
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line_length += (segment.length()+1);
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}
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else
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{
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clog << segment << " ";
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line_length += (segment.length()+1);
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}
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}
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else
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{
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clog << endl;
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for (int i = 0; i < front_space+13; i++) clog << " ";
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clog << segment << " ";
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line_length = (segment.length()+14+front_space+back_space);
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}
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}
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clog << endl;
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}
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}
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}
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else
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{
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full_message = options[i].flag_s+" | "+options[i].flag_l+" : "+options[i].message;
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ss_message.clear(); ss_message.str(full_message);
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line_length = front_space + back_space + 4;
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while(ss_message >> segment)
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{
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if ((line_length+segment.length()+1) <= w.ws_col)
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{
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if (line_length == (front_space+back_space+4))
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{
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for (int i = 0; i < front_space+4; i++) clog << " ";
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clog << segment << " ";
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line_length += (segment.length()+1);
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}
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else
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{
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clog << segment << " ";
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line_length += (segment.length()+1);
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}
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}
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else
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{
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clog << endl;
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for (int i = 0; i < front_space+9; i++) clog << " ";
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clog << segment << " ";
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line_length = (segment.length()+10+front_space+back_space);
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}
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}
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clog << endl;
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if (!options[i].sec_message.empty())
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{
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for (int j = 0; j < options[i].sec_message.size(); j++)
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{
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ss_message.clear(); ss_message.str(options[i].sec_message[j]);
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line_length = front_space + back_space + 9;
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while(ss_message >> segment)
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{
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if ((line_length+segment.length()+1) <= w.ws_col)
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{
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if (line_length == (front_space+back_space+9))
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{
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for (int i = 0; i < front_space+9; i++) clog << " ";
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clog << segment << " ";
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line_length += (segment.length()+1);
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}
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else
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{
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clog << segment << " ";
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line_length += (segment.length()+1);
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}
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}
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else
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{
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clog << endl;
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for (int i = 0; i < front_space+13; i++) clog << " ";
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clog << segment << " ";
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line_length = (segment.length()+14+front_space+back_space);
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}
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}
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clog << endl;
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}
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}
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}
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}
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}
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if (!examples.empty())
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{
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for (int i = 0; i < front_space; i++) clog << " ";
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clog << "Examples:" << endl;
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for (int i = 0; i < examples.size(); i++)
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{
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ss_message.clear(); ss_message.str(examples[i]);
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line_length = front_space + back_space + 4;
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while(ss_message >> segment)
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{
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if ((line_length+segment.length()+1) <= w.ws_col)
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{
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if (line_length == (front_space+back_space+4))
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{
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for (int i = 0; i < front_space+4; i++) clog << " ";
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clog << segment << " ";
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line_length += (segment.length()+1);
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}
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else
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{
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clog << segment << " ";
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line_length += (segment.length()+1);
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}
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}
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else
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{
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clog << endl;
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for (int i = 0; i < front_space+9; i++) clog << " ";
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clog << segment << " ";
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line_length = (segment.length()+10+front_space+back_space);
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}
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}
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clog << endl;
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}
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}
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return;
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}
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#endif
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