Add modified combo and spinboxes that don't scroll on mouse wheel

2024-02-01 23:35:14 +01:00
parent c866491910
commit a8f61f2b98
5 changed files with 126 additions and 42 deletions
@@ -0,0 +1,81 @@
+"""
+novelWriter – Custom Widget: Modified Widgets
+=============================================
+
+File History:
+Created: 2024-02-01 [2.3b1] NComboBox
+Created: 2024-02-01 [2.3b1] NSpinBox
+Created: 2024-02-01 [2.3b1] NDoubleSpinBox
+
+This file is a part of novelWriter
+Copyright 2018–2024, Veronica Berglyd Olsen
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <https://www.gnu.org/licenses/>.
+"""
+from __future__ import annotations
+
+from PyQt5.QtCore import Qt
+from PyQt5.QtGui import QWheelEvent
+from PyQt5.QtWidgets import QComboBox, QDoubleSpinBox, QSpinBox, QWidget
+
+
+class NComboBox(QComboBox):
+
+    def __init__(self, parent: QWidget | None = None) -> None:
+        super().__init__(parent=parent)
+        self.setFocusPolicy(Qt.FocusPolicy.StrongFocus)
+        return
+
+    def wheelEvent(self, event: QWheelEvent) -> None:
+        if self.hasFocus():
+            super().wheelEvent(event)
+        else:
+            event.ignore()
+        return
+
+# END Class NComboBox
+
+
+class NSpinBox(QSpinBox):
+
+    def __init__(self, parent: QWidget | None = None) -> None:
+        super().__init__(parent=parent)
+        self.setFocusPolicy(Qt.FocusPolicy.StrongFocus)
+        return
+
+    def wheelEvent(self, event: QWheelEvent) -> None:
+        if self.hasFocus():
+            super().wheelEvent(event)
+        else:
+            event.ignore()
+        return
+
+# END Class NSpinBox
+
+
+class NDoubleSpinBox(QDoubleSpinBox):
+
+    def __init__(self, parent: QWidget | None = None) -> None:
+        super().__init__(parent=parent)
+        self.setFocusPolicy(Qt.FocusPolicy.StrongFocus)
+        return
+
+    def wheelEvent(self, event: QWheelEvent) -> None:
+        if self.hasFocus():
+            super().wheelEvent(event)
+        else:
+            event.ignore()
+        return
+
+# END Class NDoubleSpinBox