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n-critser/ncursestest.cpp

Forked from sebcode/ncursestest.cpp
Created July 8, 2013 05:42
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  1. @sebcode sebcode created this gist Apr 24, 2011.
    131 changes: 131 additions & 0 deletions ncursestest.cpp
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,131 @@
    #include <iostream>
    #include <signal.h>
    #include <ncurses.h>
    #include <menu.h>
    #include <string>
    #include <unistd.h>

    using namespace std;

    #define SCREEN_MAIN 0

    #define KKEY_DOWN 258
    #define KKEY_UP 259
    #define KEY_q 113

    char *MenuItems[1024];
    int SelItem = 0;
    int LastItem = 0;
    char *HeaderText;
    char *StatusText;
    WINDOW *win;
    bool Terminated;
    int Screen = 0;
    int LastKey = 0;
    int MaxX = 0;
    int MaxY = 0;

    int ProcessScreenMain();
    void ClearLine(int y, int l);

    int Process() {
    getmaxyx(win, MaxY, MaxX);

    switch (Screen) {
    default: ProcessScreenMain();
    }

    if (LastKey == KEY_q) {
    Terminated = true;
    }
    }

    int ProcessScreenMain() {
    MenuItems[0] = "dffreiodadasdasd";
    MenuItems[1] = "dffreio2222222222";
    LastItem = 1;

    attrset(COLOR_PAIR(1));
    for (int i = 0; i <= MaxY; i++) ClearLine(i, MaxX);

    // draw header
    attrset(A_BOLD|COLOR_PAIR(2));
    ClearLine(0, MaxX);
    mvaddstr(0, 0, HeaderText);

    // draw body
    attrset(COLOR_PAIR(1));

    for (int i = 0; i <= LastItem; i++) {
    if (SelItem == i) {
    attrset(COLOR_PAIR(3));
    } else {
    attrset(COLOR_PAIR(1));
    }
    ClearLine(1 + i, MaxX);
    mvaddstr(1 + i, 0, MenuItems[i]);
    }

    // draw status line
    attrset(A_BOLD|COLOR_PAIR(2));
    ClearLine(MaxY - 2, MaxX);
    mvaddstr(MaxY - 2, 0, StatusText);

    curs_set(0);
    refresh();

    LastKey = getch();

    if (LastKey == KEY_UP) SelItem--;
    if (LastKey == KEY_DOWN) SelItem++;

    if (SelItem > LastItem) SelItem = LastItem;
    if (SelItem < 0) SelItem = 0;
    }

    void ClearLine(int y, int l) {
    move(y, 1);
    l++;
    char Str[l];
    for (int i = 0; i < l; i++) Str[i] = ' ';
    Str[l - 1] = '\0';
    mvaddstr(y, 0, Str);
    }

    void CatchSIG(int sig) {
    Terminated = true;
    }

    int main(int argc, char *argv[]) {
    int c = 0;

    signal(SIGINT, CatchSIG);

    initscr();
    keypad(stdscr, true);
    nonl();
    cbreak();
    noecho();
    win = newwin(0, 0, 0, 0);

    if (has_colors()) {
    start_color();
    init_pair(1, COLOR_WHITE, COLOR_BLACK);
    init_pair(2, COLOR_GREEN, COLOR_BLUE);
    init_pair(3, COLOR_BLACK, COLOR_CYAN);
    }

    SelItem = 0;
    LastItem = 0;
    HeaderText = " q:Quit ";
    StatusText = "dumdi di dumm da";

    while (!Terminated) {
    Process();
    usleep(1000);
    }

    cout << "Terminated" << endl;

    endwin();
    }