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956c155e8f
pep8 --ignore=E111,E128,E201,E202,E203,E211,E221,E222,E225,E226,E227,E231,E241,E261,E265,E272,E302,E303,E501,E701 \
--exclude="ui_*.py,debian/*,python/ext-libs/*" \
.
76 lines
3.0 KiB
Python
76 lines
3.0 KiB
Python
# -*- coding: utf-8 -*-
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"""
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/***************************************************************************
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Name : DB Manager
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Description : Database manager plugin for QGIS
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Date : Oct 13, 2011
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copyright : (C) 2011 by Giuseppe Sucameli
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email : brush.tyler@gmail.com
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The content of this file is based on
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- PG_Manager by Martin Dobias (GPLv2 license)
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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"""
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from PyQt4.QtCore import Qt, SIGNAL
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from PyQt4.QtGui import QDialog, QApplication
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from .db_plugins.plugin import DbError
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from .dlg_db_error import DlgDbError
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from .db_plugins.plugin import TableConstraint
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from .ui.ui_DlgCreateConstraint import Ui_DbManagerDlgCreateConstraint as Ui_Dialog
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class DlgCreateConstraint(QDialog, Ui_Dialog):
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def __init__(self, parent=None, table=None, db=None):
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QDialog.__init__(self, parent)
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self.table = table
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self.db = self.table.database() if self.table and self.table.database() else db
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self.setupUi(self)
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self.connect(self.buttonBox, SIGNAL("accepted()"), self.createConstraint)
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self.populateColumns()
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def populateColumns(self):
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self.cboColumn.clear()
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for fld in self.table.fields():
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self.cboColumn.addItem(fld.name)
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def createConstraint(self):
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constr = self.getConstraint()
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# now create the constraint
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QApplication.setOverrideCursor(Qt.WaitCursor)
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try:
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self.table.addConstraint(constr)
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except DbError, e:
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DlgDbError.showError(e, self)
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return
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finally:
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QApplication.restoreOverrideCursor()
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self.accept()
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def getConstraint(self):
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constr = TableConstraint(self.table)
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constr.name = u""
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constr.type = TableConstraint.TypePrimaryKey if self.radPrimaryKey.isChecked() else TableConstraint.TypeUnique
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constr.columns = []
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column = self.cboColumn.currentText()
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for fld in self.table.fields():
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if fld.name == column:
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constr.columns.append( fld.num )
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break
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return constr
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