def __init__(self, parent):
QMainWindow.__init__(self, parent)
DlgUtils.__init__(self, 'Live data')
self.panel = parent
layout1 = QVBoxLayout()
self.plot = QwtPlot(self)
layout1.addWidget(self.plot)
self.curve = QwtPlotCurve()
self.curve.setRenderHint(QwtPlotCurve.RenderAntialiased)
self.curve.attach(self.plot)
self.marker = QwtPlotMarker()
self.marker.attach(self.plot)
self.markerpen = QPen(Qt.red)
self.marker.setSymbol(
QwtSymbol(QwtSymbol.Ellipse, QBrush(), self.markerpen, QSize(7,
7)))
self.zoomer = QwtPlotZoomer(self.plot.canvas())
self.zoomer.setMousePattern(QwtPlotZoomer.MouseSelect3, Qt.NoButton)
self.picker = QwtPlotPicker(self.plot.canvas())
self.picker.setSelectionFlags(QwtPlotPicker.PointSelection
| QwtPlotPicker.ClickSelection)
self.picker.setMousePattern(QwtPlotPicker.MouseSelect1, Qt.MidButton)
self.picker.selected.connect(self.pickerSelected)
layout2 = QHBoxLayout()
layout2.addWidget(QLabel('Scale:', self))
self.scale = QComboBox(self)
self.scale.addItems([
'Single detectors, sorted by angle',
'Scattering angle 2theta (deg)', 'Q value (A-1)'
])
self.scale.currentIndexChanged[int].connect(self.scaleChanged)
layout2.addWidget(self.scale)
layout2.addStretch()
self.scaleframe = QFrame(self)
self.scaleframe.setLayout(layout2)
self.scaleframe.setVisible(False)
layout1.addWidget(self.scaleframe)
mainframe = QFrame(self)
mainframe.setLayout(layout1)
self.setCentralWidget(mainframe)
self.setContentsMargins(6, 6, 6, 6)
plotfont = scaledFont(self.font(), 0.7)
self.plot.setAxisFont(QwtPlot.xBottom, plotfont)
self.plot.setAxisFont(QwtPlot.yLeft, plotfont)
self.plot.setCanvasBackground(Qt.white)
self.resize(800, 200)
self._detinfo = None
self._anglemap = None
self._infowindow = None
self._infolabel = None
self._xs = self._ys = None
self._type = None
def __init__(self, parent=None, statusbar=None):
super(StatusBarOverlay, self).__init__(parent)
self.statusbar = statusbar
print(parent.__class__.__name__)
layout = QVBoxLayout()
line = QHBoxLayout()
self.graphicsButton = QPushButton('Graphics')
self.logButton = QPushButton('Log')
self.toggleButton = QPushButton('Show')
self.graphicsButton.setCheckable(True)
self.logButton.setCheckable(True)
self.toggleButton.setCheckable(True)
self.buttonsBox = QButtonGroup()
self.buttonsBox.addButton(self.graphicsButton)
self.buttonsBox.addButton(self.logButton)
# self.buttonsBox.addButton(self.toggleButton)
line.addStretch()
line.addWidget(self.graphicsButton)
line.addWidget(self.logButton)
line.addWidget(self.toggleButton)
line.addStretch()
line.setObjectName('ButtonsLayout')
layout.addLayout(line)
del line
line = QHBoxLayout()
layout.addLayout(line)
self.setLayout(layout)
self.toggleButton.clicked.connect(self.on_toggle)
self.set_hidden()
def reinitLayout(self):
# reinitialize UI after switching horizontal/vertical layout
if self.props['horizontal']:
new_layout = QHBoxLayout()
new_layout.addWidget(self.namelabel)
new_layout.addStretch()
new_layout.addWidget(self.valuelabel)
self.namelabel.setAlignment(Qt.AlignLeft | Qt.AlignVCenter)
else:
new_layout = QVBoxLayout()
new_layout.addWidget(self.namelabel)
tmplayout = QHBoxLayout()
if self.width >= 0:
tmplayout.addStretch()
tmplayout.addWidget(self.valuelabel)
if self.width >= 0:
tmplayout.addStretch()
new_layout.addLayout(tmplayout)
self.namelabel.setAlignment(Qt.AlignHCenter)
if self.layout():
sip.delete(self.layout())
new_layout.setContentsMargins(1, 1, 1, 1) # save space
self.setLayout(new_layout)
class BaseDev(QWidget):
base_address = 0
has_target = False
has_status = False
offset = 1
def __init__(self,
model,
name,
index,
addr,
has_status=False,
target=None,
value_offset=1):
QWidget.__init__(self)
self.index = index
self.name = name
self.model = model
self.offset = value_offset
self.has_status = has_status
self.has_target = target is not None
self.base_address = addr
self._namelabel = QLabel(name)
self._namelabel.setMinimumWidth(120)
self._namelabel.setMaximumWidth(120)
# self._groupbox = QGroupBox(name)
self._groupbox = QFrame()
# self._groupbox.setFlat(False)
# self._groupbox.setCheckable(False)
self._hlayout = QHBoxLayout()
self._hlayout.addWidget(self._namelabel)
self._hlayout.addWidget(self._groupbox)
self._hlayout.setSpacing(0)
# inside of the groupbox there is a vbox with 1 or 2 hboxes
self._inner_vbox = QVBoxLayout()
self._groupbox.setLayout(self._inner_vbox)
# upper inner hbox
self._inner_hbox1 = QHBoxLayout()
self._inner_vbox.addLayout(self._inner_hbox1)
# fill upper hbox
self.valueWidget = QLineEdit('0b123456789abcdef0')
self.valueWidget.setMaximumWidth(120)
self._inner_hbox1.addWidget(self.valueWidget)
if self.has_target:
self.targetWidget = QLineEdit()
self.targetWidget.setPlaceholderText(target)
self.targetWidget.setMaximumWidth(120)
self.targetWidget.returnPressed.connect(lambda *a: model.targeter(
index,
(self.targetWidget.text(), self.targetWidget.setText(''))[0]))
self._inner_hbox1.addWidget(self.targetWidget)
self.goButton = QPushButton('Go')
self.goButton.clicked.connect(lambda *a: model.targeter(
index,
(self.targetWidget.text(), self.targetWidget.setText(''))[0]))
self._inner_hbox1.addWidget(self.goButton)
self.stopButton = QPushButton('Stop')
self.stopButton.clicked.connect(lambda *a: model.stopper(index))
self._inner_hbox1.addWidget(self.stopButton)
# now (conditionally) the second hbox
if has_status:
self._inner_hbox2 = QHBoxLayout()
self._inner_vbox.addLayout(self._inner_hbox2)
self.statvalueWidget = QLineEdit('statval')
self.statvalueWidget.setMaximumWidth(120)
self._inner_hbox2.addWidget(self.statvalueWidget)
self.statusWidget = QLineEdit('Statusstring if available')
self.statusWidget.setMaximumWidth(10000)
self._inner_hbox2.addWidget(self.statusWidget)
self.resetButton = QPushButton('Reset')
self.resetButton.clicked.connect(lambda *a: model.resetter(index))
self._inner_hbox1.addWidget(self.resetButton)
# self._inner_hbox2.addStretch(0.1)
# allow space for resizing
self._inner_hbox1.addStretch(1)
self._inner_vbox.setSpacing(0)
self._inner_vbox.setContentsMargins(0, 0, 0, 0)
self._hlayout.setContentsMargins(0, 0, 0, 0)
self.setLayout(self._hlayout)
self.show()
class BaseDev(QWidget):
has_target = False
has_status = False
def __init__(self, model, name, addr):
super(BaseDev, self).__init__()
self.name = name
self.model = model
self.addr = addr
self._namelabel = QLabel(name)
self._namelabel.setMinimumWidth(120)
self._namelabel.setMaximumWidth(120)
# self._groupbox = QGroupBox(name)
self._groupbox = QFrame()
# self._groupbox.setFlat(False)
# self._groupbox.setCheckable(False)
self._hlayout = QHBoxLayout()
self._hlayout.addWidget(self._namelabel)
self._hlayout.addWidget(self._groupbox)
self._hlayout.setSpacing(0)
# inside of the groupbox there is a vbox with 1 or 2 hboxes
self._inner_vbox = QVBoxLayout()
self._groupbox.setLayout(self._inner_vbox)
# upper inner hbox
self._inner_hbox1 = QHBoxLayout()
self._inner_vbox.addLayout(self._inner_hbox1)
# fill upper hbox
self.valueWidget = QLineEdit('0b123456789abcdef0')
self.valueWidget.setMaximumWidth(120)
self._inner_hbox1.addWidget(self.valueWidget)
if self.has_target:
self.targetWidget = QLineEdit()
self.targetWidget.setPlaceholderText('')
self.targetWidget.setMaximumWidth(120)
self.targetWidget.returnPressed.connect(self._go_clicked)
self._inner_hbox1.addWidget(self.targetWidget)
self.goButton = QPushButton('Go')
self.goButton.clicked.connect(self._go_clicked)
self._inner_hbox1.addWidget(self.goButton)
self.stopButton = QPushButton('Stop')
self.stopButton.clicked.connect(self._stop_clicked)
self._inner_hbox1.addWidget(self.stopButton)
# now (conditionally) the second hbox
if self.has_status:
self._inner_hbox2 = QHBoxLayout()
self._inner_vbox.addLayout(self._inner_hbox2)
self.statvalueWidget = QLineEdit('statval')
self.statvalueWidget.setMaximumWidth(120)
self._inner_hbox2.addWidget(self.statvalueWidget)
self.statusWidget = QLineEdit('Statusstring if available')
self.statusWidget.setMaximumWidth(10000)
self._inner_hbox2.addWidget(self.statusWidget)
self.resetButton = QPushButton('Reset')
self.resetButton.clicked.connect(self._reset_clicked)
self._inner_hbox1.addWidget(self.resetButton)
# self._inner_hbox2.addStretch(0.1)
# allow space for resizing
self._inner_hbox1.addStretch(1)
self._inner_vbox.setSpacing(0)
self._inner_vbox.setContentsMargins(0, 0, 0, 0)
self._hlayout.setContentsMargins(0, 0, 0, 0)
self.setLayout(self._hlayout)
self.show()
def _go_clicked(self):
self.model.targeter(self.index, self.targetWidget.text())
self.targetWidget.setText('')
def _stop_clicked(self):
self.model.stopper(self.index)
def _reset_clicked(self):
self.resetter(self.index)
def _update(self):
pass
def _str2bin(self, value):
return int(value)
def _bin2str(self, value):
return str(value)
def _status(self, value):
return "no status decoder implemented"
def initGui(self):
def log_unhandled(*exc_info):
traceback.print_exception(*exc_info)
self.log.exception('unhandled exception in QT callback',
exc_info=exc_info)
sys.excepthook = log_unhandled
self._qtapp = QApplication(['qtapp'], organizationName='nicos',
applicationName='gui')
self._master = master = MonitorWindow()
if self._geometry == 'fullscreen':
master.showFullScreen()
master._wantFullScreen = True
# In some Qt5 versions, showFullScreen is buggy and doesn't
# actually resize the window (but hides decoration etc).
# So, explicitly set the geometry of the first screen.
master.setGeometry(QApplication.screens()[0].geometry())
QCursor.setPos(master.geometry().bottomRight())
elif isinstance(self._geometry, tuple):
w, h, x, y = self._geometry
master.setGeometry(x, y, w, h)
# colors used for the display of watchdog warnings, not for the
# individual value displays
self._bgcolor = QColor('gray')
self._black = QColor('black')
self._red = QColor('red')
self._gray = QColor('gray')
master.setWindowTitle(self.title)
self._bgcolor = master.palette().color(QPalette.Window)
timefont = QFont(self.font, self._timefontsize)
blockfont = QFont(self.font, self._fontsizebig)
warnfont = QFont(self.font, self._fontsizebig)
warnfont.setBold(True)
labelfont = QFont(self.font, self._fontsize)
stbarfont = QFont(self.font, int(self._fontsize * 0.8))
valuefont = QFont(self.valuefont or self.font, self._fontsize)
blheight = QFontMetrics(blockfont).height()
tiheight = QFontMetrics(timefont).height()
# split window into to panels/frames below each other:
# one displays time, the other is divided further to display blocks.
# first the timeframe:
masterframe = QFrame(master)
masterlayout = QVBoxLayout()
if self.title:
self._titlelabel = QLabel(
'', master, font=timefont, autoFillBackground=True,
alignment=Qt.AlignHCenter)
pal = self._titlelabel.palette()
pal.setColor(QPalette.WindowText, self._gray)
self._titlelabel.setPalette(pal)
self._titlelabel.setSizePolicy(QSizePolicy.Preferred,
QSizePolicy.Fixed)
self._master.updateTitle.connect(self._titlelabel.setText)
masterlayout.addWidget(self._titlelabel)
masterlayout.addSpacing(0.2 * tiheight)
else:
self._titlelabel = None
self._warnpanel = QFrame(master)
self._warnpanel.setVisible(False)
warningslayout = QVBoxLayout()
lbl = QLabel('Warnings', self._warnpanel, font=warnfont)
lbl.setSizePolicy(QSizePolicy.Preferred, QSizePolicy.Fixed)
warningslayout.addWidget(lbl)
self._warnlabel = SqueezedLabel('', self._warnpanel, font=blockfont)
warningslayout.addWidget(self._warnlabel)
self._warnpanel.setLayout(warningslayout)
masterlayout.addWidget(self._warnpanel)
master.switchWarnPanel.connect(self._switch_warnpanel)
displayframe = QFrame(master)
self._plots = {}
colorScheme = lightColorScheme if self.colors == 'light' else None
fontCache = {1.0: valuefont}
def _create_field(groupframe, field):
def _setup(widget):
fontscale = field.get('fontscale', 1.0)
if fontscale not in fontCache:
fontCache[fontscale] = scaledFont(valuefont, fontscale)
widget.valueFont = fontCache[fontscale]
widget.setFont(labelfont)
for key in field:
if key in widget.properties:
setattr(widget, key, field[key])
widget.setSource(self)
if hasattr(widget, 'widgetInfo'):
widget.widgetInfo.connect(self.newWidgetInfo)
return widget
if isinstance(field, str):
field = {'dev': field}
if 'min' in field:
field['min'] = repr(field['min'])
if 'max' in field:
field['max'] = repr(field['max'])
setups = field.get('setups', None)
if 'gui' in field:
resource = findResource(field.pop('gui'))
try:
instance = uic.loadUi(resource)
except Exception as err:
self.log.exception('could not load .ui file %r, ignoring',
resource)
instance = QLabel('%r could not be loaded:\n%s' %
(resource, err))
else:
for child in instance.findChildren(NicosWidget):
_setup(child)
instance.setups = setups
return instance
elif 'widget' in field:
widget_class = self._class_import(field.pop('widget'))
widget = widget_class(groupframe)
if isinstance(widget, NicosWidget):
_setup(widget)
for child in widget.findChildren(NicosWidget):
_setup(child)
widget.setups = setups
return widget
elif 'plot' in field and plot_available:
# XXX make this more standard
plotwidget = self._plots.get(field['plot'])
if plotwidget:
plotwidget.devices += [field.get('dev', field.get('key', ''))]
plotwidget.names += [field.get('name', field.get('dev', field.get('key', '')))]
return None
plotwidget = TrendPlot(groupframe)
_setup(plotwidget)
plotwidget.legend = field.get('legend', True)
plotwidget.plotwindow = field.get('plotwindow', 3600)
plotwidget.plotinterval = field.get('plotinterval', 2)
self._plots[field['plot']] = plotwidget
plotwidget.devices = [field.get('dev', field.get('key', ''))]
plotwidget.names = [field.get('name', field.get('dev', field.get('key', '')))]
plotwidget.setups = setups
return plotwidget
elif 'picture' in field:
picwidget = PictureDisplay(groupframe)
picwidget.filepath = field['picture']
picwidget.setups = setups
return _setup(picwidget)
else:
display = ValueDisplay(groupframe, colorScheme=colorScheme,
showExpiration=self.noexpired)
display.setups = setups
return _setup(display)
# now iterate through the layout and create the widgets to display it
displaylayout = QVBoxLayout(spacing=20)
for superrow in self.layout:
boxlayout = QHBoxLayout(spacing=20)
boxlayout.setContentsMargins(10, 10, 10, 10)
for column in superrow:
columnlayout = QVBoxLayout(spacing=0.8*blheight)
for block in column:
block = self._resolve_block(block)
blocklayout_outer = QHBoxLayout()
blocklayout_outer.addStretch()
blocklayout = QVBoxLayout()
blocklayout.addSpacing(0.5 * blheight)
blockbox = BlockBox(displayframe, block._title, blockfont,
block._options)
for row in block:
if row in (None, '---'):
blocklayout.addSpacing(12)
else:
rowlayout = QHBoxLayout()
rowlayout.addStretch()
rowlayout.addSpacing(self._padding)
for field in row:
fieldwidget = _create_field(blockbox, field)
if fieldwidget:
rowlayout.addWidget(fieldwidget)
rowlayout.addSpacing(self._padding)
if fieldwidget.setups:
if blockbox.setups:
blockbox._onlyfields.append(fieldwidget)
else:
self._onlyfields.append(fieldwidget)
# start hidden
fieldwidget.setHidden(True)
rowlayout.addStretch()
blocklayout.addLayout(rowlayout)
if blockbox.setups:
self._onlyblocks.append((blocklayout_outer, blockbox))
blockbox.setHidden(True) # start hidden
blocklayout.addSpacing(0.3 * blheight)
blockbox.setLayout(blocklayout)
blocklayout_outer.addWidget(blockbox)
blocklayout_outer.addStretch()
columnlayout.addLayout(blocklayout_outer)
columnlayout.addStretch()
boxlayout.addLayout(columnlayout)
displaylayout.addLayout(boxlayout)
displayframe.setLayout(displaylayout)
for plot in self._plots.values():
plot.setSource(self)
masterlayout.addWidget(displayframe)
masterframe.setLayout(masterlayout)
master.setCentralWidget(masterframe)
# initialize status bar
self._statuslabel = QLabel(font=stbarfont)
master.statusBar().addWidget(self._statuslabel)
self._statustimer = None
master.show()
