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Diffstat (limited to 'examples/opengl/hellogl2/window.py')
-rw-r--r-- | examples/opengl/hellogl2/window.py | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/examples/opengl/hellogl2/window.py b/examples/opengl/hellogl2/window.py new file mode 100644 index 000000000..ad61d2f97 --- /dev/null +++ b/examples/opengl/hellogl2/window.py @@ -0,0 +1,110 @@ +# Copyright (C) 2023 The Qt Company Ltd. +# Copyright (C) 2013 Riverbank Computing Limited. +# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +from PySide6.QtCore import Slot, Qt +from PySide6.QtWidgets import (QHBoxLayout, QMainWindow, + QMessageBox, QPushButton, QSlider, + QVBoxLayout, QWidget) + +from glwidget import GLWidget + + +def _main_window(): + for t in qApp.topLevelWidgets(): # noqa: F821 + if isinstance(t, QMainWindow): + return t + return None + + +class Window(QWidget): + instances = [] # Keep references when undocked + + def __init__(self, parent=None): + super().__init__(parent) + self.instances.append(self) + + self._gl_widget = GLWidget() + + self._x_slider = self.create_slider() + self._x_slider.valueChanged.connect(self._gl_widget.set_xrotation) + self._gl_widget.x_rotation_changed.connect(self._x_slider.setValue) + + self._y_slider = self.create_slider() + self._y_slider.valueChanged.connect(self._gl_widget.set_yrotation) + self._gl_widget.y_rotation_changed.connect(self._y_slider.setValue) + + self._z_slider = self.create_slider() + self._z_slider.valueChanged.connect(self._gl_widget.set_zrotation) + self._gl_widget.z_rotation_changed.connect(self._z_slider.setValue) + + mainLayout = QVBoxLayout(self) + w = QWidget() + container = QHBoxLayout(w) + container.addWidget(self._gl_widget) + container.addWidget(self._x_slider) + container.addWidget(self._y_slider) + container.addWidget(self._z_slider) + + mainLayout.addWidget(w) + self._dock_btn = QPushButton("Undock") + self._dock_btn.clicked.connect(self.dock_undock) + mainLayout.addWidget(self._dock_btn) + + self._x_slider.setValue(15 * 16) + self._y_slider.setValue(345 * 16) + self._z_slider.setValue(0 * 16) + + self.setWindowTitle(self.tr("Hello GL")) + + def create_slider(self): + slider = QSlider(Qt.Vertical) + + slider.setRange(0, 360 * 16) + slider.setSingleStep(16) + slider.setPageStep(15 * 16) + slider.setTickInterval(15 * 16) + slider.setTickPosition(QSlider.TicksRight) + return slider + + def closeEvent(self, event): + self.instances.remove(self) + event.accept() + + def keyPressEvent(self, event): + if self.isWindow() and event.key() == Qt.Key_Escape: + self.close() + else: + super().keyPressEvent(event) + + @Slot() + def dock_undock(self): + if self.parent(): + self.undock() + else: + self.dock() + + def dock(self): + mainWindow = _main_window() + if not mainWindow or not mainWindow.isVisible(): + QMessageBox.information(self, "Cannot Dock", + "Main window already closed") + return + if mainWindow.centralWidget(): + QMessageBox.information(self, "Cannot Dock", + "Main window already occupied") + return + + self.setAttribute(Qt.WA_DeleteOnClose, False) + self._dock_btn.setText("Undock") + mainWindow.setCentralWidget(self) + + def undock(self): + self.setParent(None) + self.setAttribute(Qt.WA_DeleteOnClose) + geometry = self.screen().availableGeometry() + x = geometry.x() + (geometry.width() - self.width()) / 2 + y = geometry.y() + (geometry.height() - self.height()) / 2 + self.move(x, y) + self._dock_btn.setText("Dock") + self.show() |