From c9c519066287ff1d73cf06f38d11087237b9c7d3 Mon Sep 17 00:00:00 2001
From: fdai7782 <jatin.saroay1@informatik.hs-fulda.de>
Date: Thu, 1 Feb 2024 12:26:57 +0000
Subject: [PATCH] Added display menu functionality

---
 src/main/c/main_taschenrechner.c | 18 +++++++++++++++++-
 src/main/c/taschenrechner.h      |  2 ++
 2 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/src/main/c/main_taschenrechner.c b/src/main/c/main_taschenrechner.c
index d4549dc..c64ab30 100644
--- a/src/main/c/main_taschenrechner.c
+++ b/src/main/c/main_taschenrechner.c
@@ -6,7 +6,7 @@
 
 
 int add(int a, int b) {
-    return a+b;
+    return a + b;
 }
 
 int minus (int a, int b){
@@ -47,4 +47,20 @@ int mode(int userChoice){
 
     }
 
+}
+
+
+// display the mode options:
+
+int displayMenu(){
+
+    printf("\nCalculator Modes: \n");
+    printf("\n1: Basic Mode\n");
+    printf("\n2: Scientific Mode (Trigonomertic functions, Logarithm and exponential functions.)\n");
+    printf("\n3: Graph Mode (Draw and visualize functions.)\n");
+    printf("\n4: Programming Mode (Binary , octal and hexadecimal )\n");
+    printf("\n5: Unit converter Mode (length, weight volume etc.)\n");
+    printf("\n0: Exit calculator\n");
+
+    return 1; // return 1 to check if the function works 
 }
\ No newline at end of file
diff --git a/src/main/c/taschenrechner.h b/src/main/c/taschenrechner.h
index d410b22..5bbfe6b 100644
--- a/src/main/c/taschenrechner.h
+++ b/src/main/c/taschenrechner.h
@@ -11,4 +11,6 @@ int divide(int a, int b);
 
 int mode(int userChoice);
 
+int displayMenu();
+
 #endif // TASCHENRECHNER_H