atomega
3 years ago
parent
8417c8f438
commit
e51885a007
@ -0,0 +1,5 @@
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#!/bin/bash
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gcc main.c -o menu -lncurses
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./menu
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@ -1,5 +1,5 @@
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#!/bin/bash
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gcc main.c -o menu -lncurses
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g++ main.cpp -o menu -lncurses
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./menu
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#!/bin/bash
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g++ main.cpp -o menu -lncurses
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./menu
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@ -0,0 +1,53 @@
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#include <ncurses.h>
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#define ctrl(x) (x & 0x1F) // Detection of ctrl+x presses please do not forget that in unix ctrl+c and ctrl+z are special commands.
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int main(int argv, char ** argc)
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{
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//Init Ncurses
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initscr();
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noecho();
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cbreak();
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if(has_colors() == FALSE)
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{
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printf("Colors cnat be used in this terminal\n");
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endwin();
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}
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start_color();
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init_pair(1, COLOR_YELLOW, COLOR_BLACK);
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init_pair(2, COLOR_RED, COLOR_BLACK);
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init_pair(3, COLOR_BLUE, COLOR_WHITE);
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// You can cumulate attributes in this speacil variable
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attr_t emphasis = A_REVERSE | COLOR_PAIR(1);
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attr_t console = A_REVERSE | COLOR_PAIR(3);
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// Hee is the example use case if that given variable
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attron(emphasis);
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mvprintw(1,0,"emphasis with reversed color pair 1");
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attroff(emphasis);
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char c;
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//Nwo if we want to create a char with attirbites on it ?
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chtype cht = 'a' | A_UNDERLINE | COLOR_PAIR(2);
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attron(console);
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mvprintw(4,0,"Every char for ncurses is a chtype");
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attroff(console);
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mvaddch(5,0,cht);
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while(c = getch())
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{
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attron(console);
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mvprintw(10,0,"KEY Name : %s - 0x%02x\n", keyname(c), c);
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if(c == ctrl('a'))
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{
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mvprintw(9,0,"ctrl-a detected");
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}
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}
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endwin();
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}
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Binary file not shown.
@ -0,0 +1,5 @@
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#!/bin/bash
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g++ main.cpp -o menu -lncurses
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./menu
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@ -0,0 +1,32 @@
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#include <ncurses.h>
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#include "player.hpp"
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int main(int argv, char ** argc)
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{
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//variables
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int i,std_xMax, std_yMax = 0;
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//Init Ncurses
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initscr();
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noecho();
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cbreak();
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getmaxyx(stdscr, std_yMax, std_xMax);
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WINDOW * play_win = newwin(20, 50, std_yMax/2-10, 10);
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keypad(play_win, true); // so that we can use the arrow keys
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box(play_win,0,0);
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Player *player = new Player(play_win, 1, 1, '#');
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printw("Press x to quit");
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printw("\nPress arrow keys to move");
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refresh();
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wrefresh(play_win);
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do{
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player->display();
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wrefresh(play_win);
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}while(player->getMv()!='x');
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endwin();
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}
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#ifndef _PLAYER_H_
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#define _PLAYER_H_
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class Player
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{
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public:
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Player(WINDOW* win, int y, int x, char c);
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void mvUp();
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void mvDown();
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void mvLeft();
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void mvRight();
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int getMv();
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void display();
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private:
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int xLoc, yLoc, xMax, yMax;
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char playerChar;
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WINDOW * curWin;
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};
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Player::Player(WINDOW* win, int y, int x, char c)
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{
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curWin = win;
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xLoc = x;
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yLoc = y;
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getmaxyx(curWin, yMax, xMax);
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keypad(curWin, true);
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playerChar = c;
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}
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void Player::mvUp()
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{
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mvwaddch(curWin,yLoc, xLoc, '.');
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yLoc --;
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if(yLoc < 1)
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{
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yLoc = 1;
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}
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}
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void Player::mvDown()
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{
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mvwaddch(curWin,yLoc, xLoc, '.');
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yLoc ++;
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if(yLoc > yMax-2)
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{
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yLoc = yMax-2;
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}
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}
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void Player::mvLeft()
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{
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mvwaddch(curWin,yLoc, xLoc, '.');
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xLoc --;
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if(xLoc < 1)
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{
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xLoc = 1;
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}
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}
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void Player::mvRight()
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{
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mvwaddch(curWin,yLoc, xLoc, '.');
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xLoc ++;
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if(xLoc > xMax-2)
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{
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xLoc = xMax-2;
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}
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}
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int Player::getMv()
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{
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int choice = wgetch(curWin);
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switch(choice)
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{
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case KEY_UP:
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mvUp();
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break;
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case KEY_DOWN:
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mvDown();
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break;
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case KEY_LEFT:
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mvLeft();
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break;
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case KEY_RIGHT:
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mvRight();
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break;
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default:
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break;
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}
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return choice;
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}
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void Player::display()
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{
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mvwaddch(curWin,yLoc, xLoc, playerChar);
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}
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#endif
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@ -1,11 +0,0 @@
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#!/bin/bash
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sudo apt install apt-transport-https curl
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sudo curl -fsSLo /usr/share/keyrings/brave-browser-archive-keyring.gpg https://brave-browser-apt-release.s3.brave.com/brave-browser-archive-keyring.gpg
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echo "deb [signed-by=/usr/share/keyrings/brave-browser-archive-keyring.gpg arch=amd64] https://brave-browser-apt-release.s3.brave.com/ stable main"|sudo tee /etc/apt/sources.list.d/brave-browser-release.list
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sudo apt update
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sudo apt install brave-browser
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#include <ncurses.h>
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#include "menu.h"
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#define ctrl(x) (x & 0x1F) // Detection of ctrl+x presses please do not forget that in unix ctrl+c and ctrl+z are special commands.
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// INFO: wgetch(win); or getch(); // getch will make a refresh for us.
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int main(int argv, char ** argc)
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{
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//Variables
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int xMax, yMax = 0;
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char pressed;
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//Init Ncurses
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initscr();
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if(has_colors() == false) // If the terminal does have colors
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{
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printf("This menu is not supported by terminals without colors\n");
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return -1;
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}
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start_color();
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noecho();
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curs_set(0); // Cursor won't show up
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getmaxyx(stdscr, yMax, xMax);
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// size y size x pos y pos x
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WINDOW *win = newwin(yMax/2, xMax/2, yMax/4, xMax/4);
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box(win,0,0);
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//Setc colors
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init_pair(1, COLOR_WHITE, COLOR_BLUE);
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std::string menu1[4]={"New","Open","Save","Exit"};
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std::string menu2[3]={"Copy","Cut","Paste"};
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std::string menu3[5]={"Terminal","Help","Info","Update","Manual"};
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// Second stage declarations
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Menu menus[3]={ // init the menus
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Menu("File", 'f', menu1, 4),
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Menu("Edit", 'e', menu2, 3),
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Menu("Options", 'o', menu3, 5),
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};
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MenuBar menuBar = MenuBar(win, menus, 3); // init the menu bar
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menuBar.draw();
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while(pressed = wgetch(win))
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{
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menuBar.handleTrigger(pressed);
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menuBar.draw();
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}
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endwin();
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return 0;
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}
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Binary file not shown.
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#include <curses.h>
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#include <string>
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#ifndef _MENU_H_
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#define _MENU_H_
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class Menu
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{
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public:
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Menu(std::string name, char trigger, std::string *items, int itemCount);
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void selectNextItem();
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void selectPrevItem();
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int startX, startY;
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std::string name;
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char trigger;
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int selectedItem = 0; // alyas have the first one selected
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std::string *items;
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int itemCount=0;
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};
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Menu::Menu(std::string name, char trigger, std::string *items, int itemCount)
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{
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this->name = name;
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this->trigger = trigger;
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this->items = items;
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this->itemCount = itemCount;
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}
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void Menu::selectNextItem()
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{
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selectedItem ++;
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if(selectedItem >= itemCount)
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{
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selectedItem = 0;
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}
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}
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void Menu::selectPrevItem()
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{
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selectedItem--;
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if(selectedItem < 0)
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{
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selectedItem = itemCount-1;
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}
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}
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class MenuBar
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{
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public:
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MenuBar(WINDOW * win, Menu * menus, int menuCnt);
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void draw();
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void handleTrigger(char trigger);
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void reset();
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void drawMenu(Menu menu, int currIndex);
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void drawMenuItems(Menu menu);
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WINDOW * win;
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WINDOW * menuwin;
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Menu * menus;
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int menuCnt;
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int i =0;
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int selected_menu = 90;
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int start_pos = 0;
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std::string name;
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};
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MenuBar::MenuBar(WINDOW * win, Menu * menus, int menuCnt)
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{
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this->win = win;
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this->menus = menus;
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this->menuCnt = menuCnt;
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int currPos = 2;
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//Initialize the menu window
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int xMax, yMax, xBeg, yBeg = 0;
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getmaxyx(win, yMax, xMax);
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getbegyx(win, yBeg, xBeg);
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menuwin = newwin(yMax-2, xMax-2, yBeg+1, xBeg+1);
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keypad(menuwin, true);
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wrefresh(menuwin);
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for(i = 0; i < menuCnt ; i ++)
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{
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this->menus[i].startX = currPos;
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currPos += this->menus[i].name.length() + 1;
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}
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}
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void MenuBar::draw()
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{
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for(i = 0; i < menuCnt ; i ++)
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{
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drawMenu(menus[i], i);
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}
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selected_menu = -1;
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}
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void MenuBar::drawMenu(Menu menu,int currIndex)
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{
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start_pos = menu.startX;
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name = menu.name;
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if(currIndex == selected_menu)
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{
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wattron(win, A_STANDOUT);
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}
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mvwprintw(win, 0, start_pos, name.c_str());
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wattroff(win, A_STANDOUT);
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wrefresh(win);
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int ch = 0;
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drawMenuItems(menu);
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while(currIndex == selected_menu && (ch = wgetch(menuwin)))
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{
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switch(ch)
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{
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case KEY_UP:
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menu.selectPrevItem();
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break;
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case KEY_DOWN:
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menu.selectNextItem();
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break;
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default:
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currIndex = -1;
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break;
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}
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drawMenuItems(menu);
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}
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werase(menuwin);
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wrefresh(menuwin);
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reset();
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}
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void MenuBar::drawMenuItems(Menu menu)
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{
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int yMax, xMax;
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getmaxyx(menuwin, yMax, xMax);
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for(i=0; i < menu.itemCount ; i ++)
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{
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mvwprintw(menuwin,i,0,menu.items[i].c_str());
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if(menu.selectedItem == i)
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{
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//if selected change to color pair 1
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mvwchgat(menuwin,i,0,xMax,A_NORMAL,1, NULL);
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}
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else
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{
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// Not selected but we still want it to be reversed
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mvwchgat(menuwin,i,0,xMax,A_STANDOUT,0, NULL);
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}
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}
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}
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void MenuBar::reset()
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{
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for(i = 0; i < menuCnt ; i ++)
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{
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start_pos = this->menus[i].startX;
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name = this->menus[i].name;
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mvwprintw(win, 0, start_pos, name.c_str());
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}
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wrefresh(win);
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}
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void MenuBar::handleTrigger(char trigger)
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{
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for(i = 0; i < menuCnt ; i ++)
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{
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if(trigger == this->menus[i].trigger)
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{
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selected_menu = i;
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}
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}
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}
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#endif
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Reference in new issue