def show_tip(widget: QWidget, pos: QPoint, text: str, timeout=-1, textFormat=Qt.AutoText, wordWrap=None): propname = __name__ + "::show_tip_qlabel" if timeout < 0: timeout = widget.toolTipDuration() if timeout < 0: timeout = 5000 + 40 * max(0, len(text) - 100) tip = widget.property(propname) if not text and tip is None: return def hide(): w = tip.parent() w.setProperty(propname, None) tip.timer.stop() tip.close() tip.deleteLater() if not isinstance(tip, QLabel): tip = QLabel(objectName="tip-label", focusPolicy=Qt.NoFocus) tip.setBackgroundRole(QPalette.ToolTipBase) tip.setForegroundRole(QPalette.ToolTipText) tip.setPalette(QToolTip.palette()) tip.setFont(QApplication.font("QTipLabel")) tip.timer = QTimer(tip, singleShot=True, objectName="hide-timer") tip.timer.timeout.connect(hide) widget.setProperty(propname, tip) tip.setParent(widget, Qt.ToolTip) tip.setText(text) tip.setTextFormat(textFormat) if wordWrap is None: wordWrap = textFormat != Qt.PlainText tip.setWordWrap(wordWrap) if not text: hide() else: tip.timer.start(timeout) tip.show() tip.move(pos)