fix: Add better support for utf-8

1 files changed, 39 insertions, 1 deletions

diff --git a/ui.c b/ui.c
index 2e779e3..9762859 100644
--- a/ui.c
+++ b/ui.c
@@ -1,6 +1,10 @@
-#include "math.h"
+#define NCURSES_WIDECHAR 1
+
 #include <ncurses.h>
+#include <math.h>
 #include <stdlib.h>
+#include <string.h>
+#include <wchar.h>
 #include "ui.h"
 
 const char *uload = "█";
@@ -42,3 +46,37 @@ void bar_step(PROGRESS_BAR* bar, float step){
     wmove(bar->scr,0,0);
     wrefresh(bar->scr);
 }
+
+
+TEXT_BOX* new_text_box(WINDOW* scr, int length) {
+    TEXT_BOX *text = (TEXT_BOX*)malloc(sizeof(TEXT_BOX));
+    text->scr = scr;
+    text->length = length;
+    text->current = 0;
+    text->text = malloc(sizeof(char)*(length+1));
+    memset(text->text, '\0', length);
+    return text;
+}
+
+void get_char(TEXT_BOX* text) {
+    while(1){
+        wchar_t c;
+        get_wch((wint_t*)&c);
+
+        switch(c) {
+            case KEY_BACKSPACE:
+                if (text->current > 0) {
+                    text->text[text->current--] = '\0';
+                }
+                break;
+            default:
+                if (text->current < (text->length-2)) {
+                    text->text[text->current] = c;
+                    text->text[++text->current] = '\0';
+                }
+        }
+        move(0,0);
+        wrefresh(text->scr);
+        wprintw(text->scr, "%*ls", text->current,text->text);
+    }
+}