class BtcChartPlasmoid(plasmascript.Applet):
def __init__(self, parent, args=None):
plasmascript.Applet.__init__(self, parent)
self._market = None
self._thread = None
self._interval = 1
def init(self):
self.setHasConfigurationInterface(True)
self.readConfig()
self.setAspectRatioMode(Plasma.IgnoreAspectRatio)
cfg = self.config()
width, ok = cfg.readEntry('width', 256).toInt()
height, ok = cfg.readEntry('height', 256).toInt()
self.resize(width, height)
self.applet.geometryChanged.connect(self.saveGeometry)
self._theme = Plasma.Svg(self)
self._theme.setImagePath('widgets/background')
self.setBackgroundHints(Plasma.Applet.DefaultBackground)
self._layout = QGraphicsGridLayout(self.applet)
self.applet.setLayout(self._layout)
self._chart = Chart(self.applet)
self._chart.setZValue(1)
self._layout.addItem(self._chart, 0, 0)
self._data = Data(self)
self.update()
def update(self):
self._timer = self.startTimer(self._interval*1000*60)
self._chart.clearTrades()
try:
trades = self._data.init(self._market)
except:
pass
self._chart.addTrades(trades)
def timerEvent(self, event):
try:
self._chart.addTrades(self._data.getData())
except:
pass
def createConfigurationInterface(self, parent):
parent.setButtons(KDialog.ButtonCode(KDialog.Ok | KDialog.Cancel | KDialog.Apply))
self._generalConfig = QWidget()
self._generalConfigUi = uic.loadUi(self.package().filePath('ui', 'general_config.ui'), self._generalConfig)
parent.addPage(self._generalConfigUi, 'General', self.icon(), QString(), False)
self._generalConfigUi.intervalEdit.setValue(self._interval)
if self._data:
for market in self._data.markets():
self._generalConfigUi.marketCombo.addItem(market)
if market == self._market:
self._generalConfigUi.marketCombo.setCurrentIndex(self._generalConfigUi.marketCombo.count() - 1)
self.connect(parent, SIGNAL('applyClicked()'), self.configUpdated)
self.connect(parent, SIGNAL('okClicked()'), self.configUpdated)
def configUpdated(self):
self._market = self._generalConfigUi.marketCombo.currentText()
self._interval = self._generalConfigUi.intervalEdit.value()
self.update()
self._data.init(self._market)
self.writeConfig()
def readConfig(self):
cfg = self.config()
self._market = cfg.readEntry('market', '').toString()
self._interval, ok = cfg.readEntry('interval', 1).toInt()
def writeConfig(self):
cfg = self.config()
cfg.writeEntry('market', self._market)
cfg.writeEntry('interval', self._interval)
self.emit(SIGNAL('configNeedsSaving()'))
def saveGeometry(self):
cfg = self.config()
cfg.writeEntry('width', self.applet.geometry().width())
cfg.writeEntry('height', self.applet.geometry().height())
