class Legend(QWidget):
"""Combines a LegendMarker with a label"""
def __init__(self, legend, color):
QWidget.__init__(self)
self.setMinimumWidth(140)
self.setMaximumHeight(25)
self.legend = legend
layout = QHBoxLayout()
layout.setContentsMargins(0, 0, 0, 0)
self.legend_marker = LegendMarker(color)
self.legend_marker.setToolTip(legend)
layout.addWidget(self.legend_marker)
self.legend_label = QLabel(legend)
layout.addWidget(self.legend_label)
layout.addStretch()
self.setLayout(layout)
def setLegend(self, legend):
self.legend_label.setText(legend)
def updateLegend(self, *args):
legend_text = self.legend % args
self.legend_label.setText(legend_text)
self.legend_marker.setToolTip(legend_text)
def setColor(self, color):
self.legend_marker.color = color
self.legend_marker.update()
class ErrorPopup(QWidget):
error_template = ("<html>"
"<table style='background-color: #ffdfdf;'width='100%%'>"
"<tr><td style='font-weight: bold; padding-left: 5px;'>Warning:</td></tr>"
"%s"
"</table>"
"</html>")
def __init__(self):
QWidget.__init__(self, None, Qt.ToolTip)
self.resize(300, 50)
self.setContentsMargins(0, 0, 0, 0)
layout = QVBoxLayout()
layout.setContentsMargins(0, 0, 0, 0)
self._error_widget = QLabel("")
self._error_widget.setSizePolicy(QSizePolicy.Preferred, QSizePolicy.Minimum)
self._error_widget.setFrameStyle(QFrame.Box)
self._error_widget.setWordWrap(True)
self._error_widget.setScaledContents(True)
# self.warning_widget.setAlignment(Qt.AlignHCenter)
self._error_widget.setTextFormat(Qt.RichText)
layout.addWidget(self._error_widget)
self.setLayout(layout)
def presentError(self, widget, error):
assert isinstance(widget, QWidget)
self._error_widget.setText(ErrorPopup.error_template % error)
self.show()
size_hint = self.sizeHint()
rect = widget.rect()
p = widget.mapToGlobal(QPoint(rect.left(), rect.top()))
self.setGeometry(p.x(), p.y() - size_hint.height() - 5, size_hint.width(), size_hint.height())
self.raise_()