some changes

.vscode/settings.json

@@ -1,5 +1,7 @@
 {
     "files.associations": {
-        "users.h": "c"
+        "users.h": "c",
+        "ncurses.h": "c",
+        "stdlib.h": "c"
     }
 }

include/tui.h

@@ -8,6 +8,6 @@
 #define MIN_X_TERMINAL_SIZE 80
 #define MIN_Y_TERMINAL_SIZE 30
 
-void uartDialog(int terminal_x, int terminal_y);
+char * uartDialog(int terminal_x, int terminal_y);
 
 #endif

src/main.c

@@ -47,7 +47,6 @@ int main(int argc, char const *argv[])
     pthread_create(&uart_thread, NULL, uartListener, NULL);
 
     //
-    getch();
 
     pthread_join(uart_thread, NULL);
 

src/tui.c

@@ -3,10 +3,11 @@
 #include <string.h>
 #include <stdlib.h>
 
-void uartDialog(int terminal_x, int terminal_y)
+char *uartDialog(int terminal_x, int terminal_y)
 {
     char *prompt = "Please enter UART device address for RFID reader (probably /dev/ttyUSB0): ";
     char *header = "Enter UART Address";
+    char input[51] = {"\0"};
 
     int win_height = 15;
     int win_width = 80;
@@ -15,6 +16,7 @@ void uartDialog(int terminal_x, int terminal_y)
 
     start_color();
     init_pair(1, COLOR_BLACK, COLOR_WHITE);
+    init_pair(2, COLOR_WHITE, COLOR_RED);
 
     WINDOW *uartwin = newwin(win_height, win_width, start_y, start_x);
 
@@ -27,12 +29,64 @@ void uartDialog(int terminal_x, int terminal_y)
     wattroff(uartwin, COLOR_PAIR(1));
     wrefresh(uartwin);
 
-    getch();
+    // menu...
+    int choice;
+    int highlight = 0;
 
-    wclear(uartwin);
-    wrefresh(uartwin);
-    touchwin(stdscr);
-    refresh();
-    delwin(uartwin);
-    refresh();
-}
+    keypad(uartwin, TRUE);
+    while (1)
+    {
+        int text_x = (win_width - 52) / 2;
+        if (highlight == 0)
+        {
+            wattron(uartwin, COLOR_PAIR(2));
+            mvwprintw(uartwin, 5, text_x, "[__________________________________________________]");
+            wattroff(uartwin, COLOR_PAIR(2));
+        }
+        mvwprintw(uartwin, 5, text_x, "[%50s]", input);
+
+        int button_x = (win_width - 7) / 2;
+        if (highlight == 1)
+        {
+            wattron(uartwin, COLOR_PAIR(2));
+            mvwprintw(uartwin, 7, button_x, "<Enter>");
+            wattroff(uartwin, COLOR_PAIR(2));
+        }
+        mvwprintw(uartwin, 7, button_x, "<Enter>");
+
+        wrefresh(uartwin);
+
+        choice = wgetch(uartwin);
+        if (choice == '\t')
+        {
+            highlight=!highlight;
+        }
+
+        if (highlight == 0)
+        {
+            wattron(uartwin, COLOR_PAIR(2));
+            mvwprintw(uartwin, 5, (win_width - 52) / 2, "[__________________________________________________]");
+            echo();
+            wmove(uartwin, 5, ((win_width - 52) / 2) + 1);
+            curs_set(1);
+            flushinp();
+            wgetnstr(uartwin, input, 50);
+            curs_set(0);
+            wattroff(uartwin, COLOR_PAIR(2));
+            noecho();
+        }
+        else if (highlight == 1)
+        {
+            if (choice == '\n')
+            {
+                wclear(uartwin);
+                wrefresh(uartwin);
+                touchwin(stdscr);
+                refresh();
+                delwin(uartwin);
+                refresh();
+                return input;
+            }
+        }
+    }
+}