calculator: use Unicode strings instead of single chars for operators

[nit.git] / examples / calculator / src / calculator.nit

diff --git a/examples/calculator/src/calculator.nit b/examples/calculator/src/calculator.nit
index 76c3a0a..c049d21 100644 (file)
--- a/examples/calculator/src/calculator.nit
+++ b/examples/calculator/src/calculator.nit
@@ -66,8 +66,8 @@ class CalculatorWindow
                # All the button labels, row by row
                var rows = [["7", "8", "9", "+"],
                            ["4", "5", "6", "-"],
-                           ["1", "2", "3", "*"],
-                           ["0", ".", "C", "/"],
+                           ["1", "2", "3", "×"],
+                           ["0", ".", "C", "÷"],
                            ["="]]
 
                for row in rows do
@@ -94,9 +94,9 @@ class CalculatorWindow
                        else if op.is_numeric then
                                var n = op.to_i
                                context.push_digit n
-                       else
+                       else if op != null then
                                buttons["."].enabled = true
-                               context.push_op op.chars.first
+                               context.push_op op
                        end
 
                        display.text = context.display_text