Esempio n. 1
0
 def __init__(self):
     QtGui.QDialog.__init__(self)
     # Set up the user interface from Designer.
     self.ui = Ui_RealCentroid()
     self.ui.setupUi(self)
     # add action to buttons
     self.ui.browseButton.clicked.connect(self.browse)
     self.ui.okButton.clicked.connect(self.ok)
     self.ui.cancelButton.clicked.connect(self.reject)
     # layer changed event
     self.ui.layerBox.currentIndexChanged.connect(self.sel)
 def __init__(self):
     QtGui.QDialog.__init__(self)
     # Set up the user interface from Designer.
     self.ui = Ui_RealCentroid()
     self.ui.setupUi(self)
     # add action to buttons
     self.ui.browseButton.clicked.connect(self.browse)
     self.ui.okButton.clicked.connect(self.ok)
     self.ui.cancelButton.clicked.connect(self.reject)
     # layer changed event
     self.ui.layerBox.currentIndexChanged.connect(self.sel)
Esempio n. 3
0
class RealCentroidDialog(QtGui.QDialog):
    def __init__(self):
        QtGui.QDialog.__init__(self)
        # Set up the user interface from Designer.
        self.ui = Ui_RealCentroid()
        self.ui.setupUi(self)
        # add action to buttons
        self.ui.browseButton.clicked.connect(self.browse)
        self.ui.okButton.clicked.connect(self.ok)
        self.ui.cancelButton.clicked.connect(self.reject)
        # layer changed event
        self.ui.layerBox.currentIndexChanged.connect(self.sel)

    def showEvent(self, event):
        # remove previous entries from layer list
        self.ui.layerBox.clear()
        # remove previous shape path
        self.ui.pointEdit.clear()
        # add polygon layers to list
        names = util.getLayerNames([QGis.Polygon])
        self.ui.layerBox.addItems(names)
        if iface.activeLayer():
            # set active item in list to the active layer
            i = 0
            for name in names:
                l = util.getMapLayerByName(name)
                if l == iface.activeLayer():
                    self.ui.layerBox.setCurrentIndex(i)
                    break
                i += 1

    def sel(self):
        """ enable/disable selected features only checkbox
        """
        self.ui.selectedBox.setEnabled(False)
        self.ui.selectedBox.setCheckState(QtCore.Qt.Unchecked)
        l = util.getMapLayerByName(self.ui.layerBox.currentText())
        if l is not None:
            sf = l.selectedFeatures()
            if sf is not None and len(sf):
                self.ui.selectedBox.setEnabled(True)
                self.ui.selectedBox.setCheckState(QtCore.Qt.Checked)

    def browse(self):
        self.ui.pointEdit.clear()    # clear output file field
        # open file dialog
        (self.shapefileName, self.encoding) = util.saveDialog(self)
        if self.shapefileName is None or self.encoding is None:
            return
        self.ui.pointEdit.setText(self.shapefileName)  # fill output file field

    def ok(self):
        if len(self.ui.layerBox.currentText()) == 0:
            QtGui.QMessageBox.information(self, "Realcentroid", \
                QApplication.translate("RealCentroid", \
                "No polygon layer selected", None, QApplication.UnicodeUTF8))
            return
        if len(self.ui.pointEdit.text()) == 0:
            QtGui.QMessageBox.information(self, "Realcentroid", \
                QApplication.translate("RealCentroid", \
                "No point layer given", None, QApplication.UnicodeUTF8))
            return
        self.accept()
class RealCentroidDialog(QtGui.QDialog):
    def __init__(self):
        QtGui.QDialog.__init__(self)
        # Set up the user interface from Designer.
        self.ui = Ui_RealCentroid()
        self.ui.setupUi(self)
        # add action to buttons
        self.ui.browseButton.clicked.connect(self.browse)
        self.ui.okButton.clicked.connect(self.ok)
        self.ui.cancelButton.clicked.connect(self.reject)
        # layer changed event
        self.ui.layerBox.currentIndexChanged.connect(self.sel)

    def showEvent(self, event):
        # remove previous entries from layer list
        self.ui.layerBox.clear()
        # remove previous shape path
        self.ui.pointEdit.clear()
        # add polygon layers to list
        names = util.getLayerNames([QGis.Polygon])
        self.ui.layerBox.addItems(names)
        if iface.activeLayer():
            # set active item in list to the active layer
            i = 0
            for name in names:
                l = util.getMapLayerByName(name)
                if l == iface.activeLayer():
                    self.ui.layerBox.setCurrentIndex(i)
                    break
                i += 1

    def sel(self):
        """ enable/disable selected features only checkbox
        """
        self.ui.selectedBox.setEnabled(False)
        self.ui.selectedBox.setCheckState(QtCore.Qt.Unchecked)
        l = util.getMapLayerByName(self.ui.layerBox.currentText())
        if l is not None:
            sf = l.selectedFeatures()
            if sf is not None and len(sf):
                self.ui.selectedBox.setEnabled(True)
                self.ui.selectedBox.setCheckState(QtCore.Qt.Checked)

    def browse(self):
        self.ui.pointEdit.clear()    # clear output file field
        # open file dialog
        (self.shapefileName, self.encoding) = util.saveDialog(self)
        if self.shapefileName is None or self.encoding is None:
            return
        self.ui.pointEdit.setText(self.shapefileName)  # fill output file field

    def ok(self):
        if len(self.ui.layerBox.currentText()) == 0:
            QtGui.QMessageBox.information(self, "Realcentroid", \
                QtGui.QApplication.translate("RealCentroid", \
                "No polygon layer selected", None, QtGui.QApplication.UnicodeUTF8))
            return
        if len(self.ui.pointEdit.text()) == 0:
            QtGui.QMessageBox.information(self, "Realcentroid", \
                QtGui.QApplication.translate("RealCentroid", \
                "No point layer given", None, QtGui.QApplication.UnicodeUTF8))
            return
        self.accept()