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    PROGRESS_BAR *bar = (PROGRESS_BAR*)malloc(sizeof(PROGRESS_BAR));
14    bar->scr = scr;
15    bar->total = total;
16    bar->current = 0;
17    return bar;
18}
19
20void bar_step(PROGRESS_BAR* bar, float step){
21    bar->current += step;
22
23    int x, y;
24    int hx, hy;
25
26    getmaxyx(bar->scr, y, x);
27
28    hx = x/2;
29    hy = y/2;
30
31    float total = (bar->current/bar->total);
32
33    wmove(bar->scr, hy-1, 0);
34    for (int i = 0; i < ((float)x*total); i++)
35        wprintw(bar->scr, uload);
36
37    wmove(bar->scr, hy, hx-4);
38    wprintw(bar->scr,"%03.0f%% ", total*100);
39
40    int len = floor(log10(abs((int)bar->total))) + 3;
41
42    wmove(bar->scr, hy+1, hx - len);
43    wprintw(bar->scr, "%.0f/%.0f", bar->current, bar->total);
44
45
46    wmove(bar->scr,0,0);
47    wrefresh(bar->scr);
48}
49
50
51TEXT_BOX* new_text_box(WINDOW* scr, int length) {
52    TEXT_BOX *text = (TEXT_BOX*)malloc(sizeof(TEXT_BOX));
53    text->scr = scr;
54    text->length = length;
55    text->current = 0;
56    text->text = malloc(sizeof(char)*(length+1));
57    memset(text->text, '\0', length);
58    return text;
59}
60
61void get_char(TEXT_BOX* text, void (*sch)(char*, int)) {
62    while(1){
63        wchar_t c;
64        get_wch((wint_t*)&c);
65
66        switch(c) {
67            case KEY_BACKSPACE:
68                if (text->current > 0) {
69                    text->text[text->current--] = '\0';
70                }
71                break;
72            default:
73                if (text->current < (text->length-2)) {
74                    text->text[text->current] = c;
75                    text->text[++text->current] = '\0';
76                }
77        }
78
79        char str[text->length];
80        wcstombs(str, text->text, sizeof(text->text));
81        sch(str, (int)strlen(str));
82
83        move(0,0);
84        wrefresh(text->scr);
85        wprintw(text->scr, "%*ls", text->current,text->text);
86    }
87}