add shift indicator (WIP)

src/main.c

@@ -29,10 +29,11 @@ static int callback_keypoll(void) {
 int main(void) {
     const int timer = timer_configure(TIMER_ANY, 15625, GINT_CALL(callback_keypoll));
     int tick_ctr = 0;
+	int shift_state = 0;
 
     while (1) {
         tgrid_sets(1, 0, C_WHITE, C_BLACK, LOREM_IPSUM);
-        set_statusbar(tick_ctr);
+        set_statusbar(tick_ctr, shift_state);
         set_menubar();
         tgrid_display();
 

src/ui.c

@@ -6,14 +6,17 @@
 #include <stdio.h>
 #include <string.h>
 
-void set_statusbar(int tick_ctr) {
+void set_statusbar(int tick_ctr, int shfit_state) {
     // set green bar
     for (int i = 0; i < UNS_TERM_COLS; i++)
         tgrid_sets(0, i, C_NONE, C_GREEN, " ");
 
     // then add actutal text
     char statusbar[UNS_TERM_COLS + 1];
-    sprintf(statusbar, "↑Aa %d", tick_ctr);
+    if (shfit_state)
+        sprintf(statusbar, "↑Aa %d", tick_ctr);
+    else
+        sprintf(statusbar, "_Aa %d", tick_ctr);
     tgrid_sets(0, 0, C_BLACK, C_GREEN, statusbar);
 }
 

src/ui.h

@@ -1,7 +1,7 @@
 #ifndef UNS_UI_H
 #define UNS_UI_H
 
-void set_statusbar(int tick_ctr);
+void set_statusbar(int tick_ctr, int shift_state);
 
 extern char fnkeys[6][11];
 void set_menubar(void);