119 lines
2.7 KiB
C
119 lines
2.7 KiB
C
#include "prompt.h"
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static int center_x(int width)
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{
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return (COLS - width) / 2;
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}
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static int center_y(int height)
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{
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return (LINES - height) / 2;
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}
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static WINDOW* create_prompt(const char *message, int height, int width)
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{
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WINDOW *prompt = subwin(stdscr, height, width,
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center_y(height), center_x(width));
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werase(prompt);
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mvwprintw(prompt, 1, 1, message);
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wmove(prompt, 2, 0);
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waddch(prompt, ACS_LTEE);
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whline(prompt, ACS_HLINE, 1000);
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box(prompt, 0, 0);
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wmove(prompt, PROMPT_OFFY, PROMPT_OFFX);
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return prompt;
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}
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static void dest_prompt(WINDOW *prompt)
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{
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wborder(prompt, ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ');
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werase(prompt);
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wrefresh(prompt);
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delwin(prompt);
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}
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void prompt_string(const char *message, char *name, int size)
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{
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echo();
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WINDOW *prompt = create_prompt(message,
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PROMPT_STRING_LINES,
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PROMPT_STRING_COLS);
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wattron(prompt, A_REVERSE);
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wprintw(prompt, " ");
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wmove(prompt, PROMPT_OFFY, PROMPT_OFFX);
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wgetnstr(prompt, name, size);
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wattroff(prompt, A_REVERSE);
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dest_prompt(prompt);
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noecho();
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}
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int prompt_yesno(const char *message)
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{
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int prompt_width = strlen(message) + 2;
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int yes_x = prompt_width / 2 - 8;
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int yes_y = 3;
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int no_x = prompt_width / 2 + 6;
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int no_y = 3;
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WINDOW *prompt = create_prompt(message,
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PROMPT_YESNO_LINES,
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prompt_width);
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curs_set(0); // hide cursor
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keypad(prompt, TRUE);
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int choice = 0;
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while(1)
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{
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if(choice == 0) // highlight the current choice
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{
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wattron(prompt, A_REVERSE);
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mvwprintw(prompt, yes_y, yes_x, "YES");
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wattroff(prompt, A_REVERSE);
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mvwprintw(prompt, no_y, no_x, "NO");
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}
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else
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{
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mvwprintw(prompt, yes_y, yes_x, "YES");
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wattron(prompt, A_REVERSE);
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mvwprintw(prompt, no_y, no_x, "NO");
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wattroff(prompt, A_REVERSE);
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}
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int ch = wgetch(prompt);
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switch(ch)
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{
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case KEY_LEFT:
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case KEY_RIGHT:
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choice = !choice;
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break;
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case 'y':
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case 'Y':
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choice = 0;
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goto end_prompt_yesno;
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break;
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case 'n':
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case 'N':
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choice = 1;
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goto end_prompt_yesno;
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break;
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case '\n':
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goto end_prompt_yesno;
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break;
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default:
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break;
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}
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}
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end_prompt_yesno:
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dest_prompt(prompt);
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curs_set(1);
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return !choice; // yes is 0
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}
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