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Calculadora: configurando o "backspace" do display no botão "◀" (D)

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This commit is contained in:
Luiz Otávio
2023-03-03 08:30:15 -03:00
parent 1b028cb86f
commit da398d04a9
1 changed files with 4 additions and 1 deletions
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5
aula202-calculadora/buttons.py
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@@ -30,7 +30,7 @@ class ButtonsGrid(QGridLayout):
super().__init__(*args, **kwargs) super().__init__(*args, **kwargs)
self._gridMask = [ self._gridMask = [
['C', '◀', '^', '/'], ['C', 'D', '^', '/'],
['7', '8', '9', '*'], ['7', '8', '9', '*'],
['4', '5', '6', '-'], ['4', '5', '6', '-'],
['1', '2', '3', '+'], ['1', '2', '3', '+'],
@@ -78,6 +78,9 @@ class ButtonsGrid(QGridLayout):
if text == 'C': if text == 'C':
self._connectButtonClicked(button, self._clear) self._connectButtonClicked(button, self._clear)
if text in 'D':
self._connectButtonClicked(button, self.display.backspace)
if text in '+-/*^': if text in '+-/*^':
self._connectButtonClicked( self._connectButtonClicked(
button, button,