from __future__ import annotations

QT_API = "unknown"
QT_IMPORT_ERROR: Exception | None = None

try:
    from PySide6.QtCore import QObject, QPointF, QRectF, Qt, QTimer, Signal
    from PySide6.QtGui import (
        QAction,
        QColor,
        QFont,
        QKeySequence,
        QLinearGradient,
        QPainter,
        QPainterPath,
        QPalette,
        QPen,
        QRadialGradient,
    )
    from PySide6.QtWidgets import (
        QApplication,
        QCheckBox,
        QColorDialog,
        QComboBox,
        QDialog,
        QDialogButtonBox,
        QFileDialog,
        QFormLayout,
        QGroupBox,
        QHBoxLayout,
        QInputDialog,
        QLabel,
        QLineEdit,
        QListWidget,
        QListWidgetItem,
        QMainWindow,
        QMessageBox,
        QPlainTextEdit,
        QPushButton,
        QScrollArea,
        QSlider,
        QSplitter,
        QSpinBox,
        QDoubleSpinBox,
        QStatusBar,
        QTabWidget,
        QTableWidget,
        QTableWidgetItem,
        QToolBar,
        QVBoxLayout,
        QWidget,
        QHeaderView,
    )

    QT_API = "PySide6"
except ImportError as exc:
    QT_IMPORT_ERROR = exc

    from PyQt5.QtCore import QObject, QPointF, QRectF, Qt, QTimer, pyqtSignal as Signal
    from PyQt5.QtGui import (
        QColor,
        QFont,
        QKeySequence,
        QLinearGradient,
        QPainter,
        QPainterPath,
        QPalette,
        QPen,
        QRadialGradient,
    )
    from PyQt5.QtWidgets import (
        QApplication,
        QAction,
        QCheckBox,
        QColorDialog,
        QComboBox,
        QDialog,
        QDialogButtonBox,
        QFileDialog,
        QFormLayout,
        QGroupBox,
        QHBoxLayout,
        QInputDialog,
        QLabel,
        QLineEdit,
        QListWidget,
        QListWidgetItem,
        QMainWindow,
        QMessageBox,
        QPlainTextEdit,
        QPushButton,
        QScrollArea,
        QSlider,
        QSplitter,
        QSpinBox,
        QDoubleSpinBox,
        QStatusBar,
        QTabWidget,
        QTableWidget,
        QTableWidgetItem,
        QToolBar,
        QVBoxLayout,
        QWidget,
        QHeaderView,
    )

    QT_API = "PyQt5"


def event_posf(event) -> QPointF:
    if hasattr(event, "position"):
        return event.position()
    if hasattr(event, "localPos"):
        return event.localPos()
    return QPointF()