class ErrorLabel(QWidget):
WARNING, ERROR = range(2)
def __init__(self, parent):
QWidget.__init__(self, parent)
self.ticks = 5
self.elapsedTicks = 0
self.lastSeverity = None
self.icon_label = QLabel()
self.icon_label.setGeometry(0, 0, 48, 48)
self.message_edit = QTextEdit()
self.message_edit.setReadOnly(True)
self.message_edit.setFrameStyle(QFrame.NoFrame)
palette = self.message_edit.palette()
palette.setBrush(QPalette.Base, QBrush())
self.message_edit.setPalette(palette)
self.time_bar = QProgressBar()
self.time_bar.setOrientation(Qt.Vertical)
self.time_bar.setMaximum(self.ticks)
self.time_bar.setTextVisible(False)
self.pauseButton = QPushButton(QIcon(QPixmap(":/icons/images/pause.png")), "")
self.pauseButton.setFixedSize(32, 32)
self.connect(self.pauseButton, SIGNAL('clicked()'), self.stopTimer)
self.stopButton = QPushButton(QIcon(QPixmap(":/icons/images/stop.png")), "")
self.stopButton.setFixedSize(32, 32)
self.connect(self.stopButton, SIGNAL('clicked()'), self.closeWidget)
self.layout = QGridLayout(self)
self.layout.addWidget(self.time_bar, 0, 0, 2, 1)
self.layout.addWidget(self.icon_label, 0, 1, 2, 1)
self.layout.addWidget(self.message_edit, 0, 2, 2, 1)
self.layout.addWidget(self.pauseButton, 0, 3)
self.layout.addWidget(self.stopButton, 1, 3)
self.layout.setColumnStretch(2, 1)
self.setAutoFillBackground(True)
self.timer = QTimer()
self.connect(self.timer, SIGNAL("timeout()"), self.decrementTime)
def stopTimer(self):
self.timer.stop()
self.pauseButton.setEnabled(False)
def closeWidget(self):
self.timer.stop()
QWidget.hide(self)
@pyqtSlot()
def decrementTime(self):
if self.elapsedTicks == self.ticks:
self.hide()
self.timer.stop()
else:
self.elapsedTicks += 1
self.time_bar.setValue(self.ticks - self.elapsedTicks)
def updatePosition(self):
self.setGeometry(0, self.parent().height() - self.height(), self.width(), self.height())
def setSize(self, w, h):
self.setGeometry(0, self.parent().height() - h, w, h)
def setErrorMessage(self, msg):
self.lastSeverity = self.ERROR
self.icon_label.setPixmap(QApplication.style().standardIcon(QStyle.SP_MessageBoxCritical).pixmap(48, 48))
self._setMessage(msg)
def setWarningMessage(self, msg):
self.lastSeverity = self.WARNING
self.icon_label.setPixmap(QApplication.style().standardIcon(QStyle.SP_MessageBoxWarning).pixmap(48, 48))
self._setMessage(msg)
def _setMessage(self, msg):
self.message_edit.setText(msg)
self.updatePosition()
self.elapsedTicks = 0
self.time_bar.setValue(self.ticks)
self.timer.start(1000)
self.pauseButton.setEnabled(True)
self.show()
