Files
pyqt-liquidglass/examples/frameless.py
2026-01-19 01:25:44 +01:00

116 lines
3.3 KiB
Python

"""Frameless window with glass effect example.
A floating panel without standard window decorations, useful for
custom UI elements like popovers, HUDs, or tool palettes.
"""
import sys
from PySide6.QtCore import QPoint, Qt
from PySide6.QtGui import QMouseEvent
from PySide6.QtWidgets import QApplication, QLabel, QPushButton, QVBoxLayout, QWidget
import pyqt_liquidglass as glass
class FloatingPanel(QWidget):
"""A frameless, draggable floating panel with glass effect."""
def __init__(self) -> None:
super().__init__()
self.setWindowTitle("Floating Panel")
self.resize(300, 200)
self._drag_position: QPoint | None = None
self.setStyleSheet("background: transparent;")
layout = QVBoxLayout(self)
layout.setContentsMargins(24, 24, 24, 24)
layout.setSpacing(16)
title = QLabel("Floating Panel")
title.setAlignment(Qt.AlignmentFlag.AlignCenter)
title.setStyleSheet(
"""
font-size: 18px;
font-weight: 600;
color: white;
background: transparent;
"""
)
subtitle = QLabel("Drag anywhere to move")
subtitle.setAlignment(Qt.AlignmentFlag.AlignCenter)
subtitle.setStyleSheet(
"""
font-size: 12px;
color: rgba(255, 255, 255, 0.7);
background: transparent;
"""
)
close_button = QPushButton("Close")
close_button.setStyleSheet(
"""
QPushButton {
background: rgba(255, 255, 255, 0.15);
border: none;
border-radius: 8px;
padding: 10px 24px;
color: white;
font-size: 13px;
}
QPushButton:hover {
background: rgba(255, 255, 255, 0.25);
}
QPushButton:pressed {
background: rgba(255, 255, 255, 0.1);
}
"""
)
close_button.clicked.connect(self.close)
layout.addWidget(title)
layout.addWidget(subtitle)
layout.addStretch()
layout.addWidget(close_button)
def mousePressEvent(self, event: QMouseEvent) -> None: # noqa: N802
if event.button() == Qt.MouseButton.LeftButton:
self._drag_position = (
event.globalPosition().toPoint() - self.frameGeometry().topLeft()
)
event.accept()
def mouseMoveEvent(self, event: QMouseEvent) -> None: # noqa: N802
if (
event.buttons() == Qt.MouseButton.LeftButton
and self._drag_position is not None
):
self.move(event.globalPosition().toPoint() - self._drag_position)
event.accept()
def mouseReleaseEvent(self, event: QMouseEvent) -> None: # noqa: N802, ARG002
self._drag_position = None
def main() -> int:
app = QApplication(sys.argv)
panel = FloatingPanel()
# Prepare with frameless=True to remove window decorations
glass.prepare_window_for_glass(panel, frameless=True)
panel.show()
# Apply glass with rounded corners for the floating look
glass.apply_glass_to_window(panel, options=glass.GlassOptions(corner_radius=16.0))
return app.exec()
if __name__ == "__main__":
sys.exit(main())