Calculator: Use KeypadValue class instead of double

Calculator now uses the KeypadValue class instead of double in
its internal calculations. By not constantly converting to
double back-and-forth, we do not use precision simply by, for
example, negating a number. This fixes #7484.

1 files changed, 2 insertions, 1 deletions

diff --git a/Userland/Applications/Calculator/CalculatorWidget.h b/Userland/Applications/Calculator/CalculatorWidget.h
index ae5e6d399e..b18570a733 100644
--- a/Userland/Applications/Calculator/CalculatorWidget.h
+++ b/Userland/Applications/Calculator/CalculatorWidget.h
@@ -9,6 +9,7 @@
 
 #include "Calculator.h"
 #include "Keypad.h"
+#include "KeypadValue.h"
 #include <AK/Vector.h>
 #include <LibGUI/Widget.h>
 
@@ -17,7 +18,7 @@ class CalculatorWidget final : public GUI::Widget {
 public:
     virtual ~CalculatorWidget() override;
     String get_entry();
-    void set_entry(double);
+    void set_entry(KeypadValue);
 
 private:
     CalculatorWidget();