calculator

windows/calculator.py

@@ -0,0 +1,52 @@
+from PySide6 import QtWidgets, QtCore
+
+class CalculatorDialog(QtWidgets.QDialog):
+    def __init__(self, strings, parent=None):
+        super().__init__(parent)
+        self.strings = strings["calculator"]
+        self.setWindowTitle(self.strings["title"])
+        self.setMinimumWidth(350)
+
+        # Main layout
+        layout = QtWidgets.QVBoxLayout(self)
+        
+        # text box
+        self.equation_box = QtWidgets.QLineEdit()
+        self.equation_box.setPlaceholderText("Type a mathematical equation...")
+        self.equation_box.textChanged.connect(self.update_result)
+        layout.addWidget(self.equation_box)
+
+        # label
+        self.result_label = QtWidgets.QLabel()
+        self.result_label.setTextInteractionFlags(QtCore.Qt.TextSelectableByMouse) # type: ignore
+        self.result_label.setStyleSheet("padding: 5px; border: 1px solid #ccc; border-radius: 4px;")
+        layout.addWidget(self.result_label)
+
+        # copy button
+        button_layout = QtWidgets.QHBoxLayout()
+        button_layout.addStretch()
+        copy_button = QtWidgets.QPushButton(self.strings.get("copy_button", "Copy"))
+        copy_button.clicked.connect(self.copy_to_clipboard)
+        button_layout.addWidget(copy_button)
+        layout.addLayout(button_layout)
+
+        self.setLayout(layout)
+        self.equation_box.setFocus()
+    
+    def update_result(self, text: str):
+        if not text.strip():
+            self.result_label.setText("")
+            return
+        
+        try:
+            result = eval(text)
+            
+            self.result_label.setText(str(result))
+        except Exception:
+            self.result_label.setText("")
+
+    def copy_to_clipboard(self):
+        text = self.result_label.text()
+        if text:
+            clipboard = QtWidgets.QApplication.clipboard()
+            clipboard.setText(text)