1#define NCURSES_WIDECHAR 1
  2
  3#include <ncurses.h>
  4#include <math.h>
  5#include <stdlib.h>
  6#include <string.h>
  7#include <wchar.h>
  8#include "ui.h"
  9
 10const char *uload = "█";
 11
 12PROGRESS_BAR* new_progress_bar(WINDOW* scr, float total)
 13{
 14    PROGRESS_BAR *bar = (PROGRESS_BAR*)malloc(sizeof(PROGRESS_BAR));
 15    bar->scr = scr;
 16    bar->total = total;
 17    bar->current = 0;
 18    return bar;
 19}
 20
 21void bar_step(PROGRESS_BAR* bar, float step)
 22{
 23    bar->current += step;
 24
 25    int x, y;
 26    int hx, hy;
 27
 28    getmaxyx(bar->scr, y, x);
 29
 30    hx = x/2;
 31    hy = y/2;
 32
 33    float total = (bar->current/bar->total);
 34
 35    wmove(bar->scr, hy-1, 0);
 36    for (int i = 0; i < ((float)x*total); i++)
 37        wprintw(bar->scr, uload);
 38
 39    wmove(bar->scr, hy, hx-4);
 40    wprintw(bar->scr,"%03.0f%% ", total*100);
 41
 42    int len = floor(log10(abs((int)bar->total))) + 3;
 43
 44    wmove(bar->scr, hy+1, hx - len);
 45    wprintw(bar->scr, "%.0f/%.0f", bar->current, bar->total);
 46
 47    wmove(bar->scr,0,0);
 48    wrefresh(bar->scr);
 49}
 50
 51TEXT_BOX* new_text_box(WINDOW* scr, int length)
 52{
 53    TEXT_BOX *text = (TEXT_BOX*)malloc(sizeof(TEXT_BOX));
 54    text->scr = scr;
 55    text->length = length;
 56    text->current = 0;
 57    text->text = malloc(sizeof(char)*(length+1));
 58    memset(text->text, '\0', length);
 59    box(scr, 0,0);
 60    return text;
 61}
 62
 63void get_char(TEXT_BOX* text, void (*sch)(char*, int))
 64{
 65    while(1) {
 66        wchar_t c;
 67        get_wch((wint_t*)&c);
 68
 69        switch(c) {
 70        case KEY_BACKSPACE:
 71            if (text->current > 0) {
 72                text->text[text->current--] = '\0';
 73            }
 74            break;
 75        default:
 76            if (text->current < (text->length-2)) {
 77                text->text[text->current] = c;
 78                text->text[++text->current] = '\0';
 79            }
 80        }
 81
 82        char str[text->length];
 83        wcstombs(str, text->text, sizeof(text->text));
 84        sch(str, (int)strlen(str));
 85
 86        wmove(text->scr,1,1);
 87        wprintw(text->scr, "%*ls", text->current,text->text);
 88        wrefresh(text->scr);
 89    }
 90}
 91
 92PANEL* new_panel(WINDOW* scr)
 93{
 94    PANEL *panel = (PANEL*)malloc(sizeof(PANEL));
 95    panel->scr = scr;
 96    box(scr, 0,0);
 97    return panel;
 98}
 99void write_char(PANEL* panel, int l, char *text)
100{
101    int x = getmaxx(panel->scr);
102    wmove(panel->scr, l+1, 1);
103    wprintw(panel->scr, "%.*s", x-3, text);
104    wrefresh(panel->scr);
105}