class SelectCrsDlg(QDialog): def __init__(self, title, parent=None): QDialog.__init__(self) self.setWindowTitle(title) layout = QVBoxLayout() self.selector = QgsProjectionSelectionDialog(self) buttonBox = QDialogButtonBox(QDialogButtonBox.Ok | QDialogButtonBox.Close) layout.addWidget(self.selector) layout.addWidget(buttonBox) self.setLayout(layout) self.connect(buttonBox, SIGNAL("accepted()"), self.accept) self.connect(buttonBox, SIGNAL("rejected()"), self.reject) def epsg(self): return str(self.selector.selectedAuthId()) def proj4string(self): return str(self.selector.selectedProj4String()) def getProjection(self): if self.selector.selectedAuthId(): return self.epsg() if self.selector.selectedProj4String(): return self.proj4string() return ""