1 files changed, 14 insertions, 0 deletions
diff --git a/gui/widgets/spinbox.py b/gui/widgets/spinbox.py
new file mode 100644
index 0000000..1abb63a
--- /dev/null
+++ b/gui/widgets/spinbox.py
@@ -0,0 +1,14 @@
+from PyQt5.QtWidgets import QSpinBox
+
+
+class SpinBox(QSpinBox):
+    def __init__(self):
+        super(QSpinBox, self).__init__()
+        self.setMaximum(2**31 - 1)
+        self.setMinimum(-self.maximum())
+
+    def get_value(self, ql_type):
+        return ql_type(self.value())
+
+    def on_change(self, change_event_function):
+        self.valueChanged.connect(lambda: change_event_function(self))