def __init__(self, dialog):
super(ExtentSelectionPanel, self).__init__(None)
self.dialog = dialog
self.horizontalLayout = QtGui.QHBoxLayout(self)
self.horizontalLayout.setSpacing(2)
self.horizontalLayout.setMargin(0)
self.text = QtGui.QLineEdit()
if hasattr(self.text, 'setPlaceholderText'):
self.text.setPlaceholderText(
"[xmin,xmax,ymin,ymax] Leave blank to use full extent")
self.horizontalLayout.addWidget(self.text)
self.pushButton = QtGui.QPushButton()
self.pushButton.setText("Define in canvas")
self.pushButton.clicked.connect(self.selectOnCanvas)
self.horizontalLayout.addWidget(self.pushButton)
self.setLayout(self.horizontalLayout)
canvas = config.iface.mapCanvas()
self.prevMapTool = canvas.mapTool()
self.tool = RectangleMapTool(canvas)
self.connect(self.tool, SIGNAL('rectangleCreated()'), self.fillCoords)
