128 lines
3.9 KiB
Java
128 lines
3.9 KiB
Java
//This file is part of SECONDO.
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//Copyright (C) 2014, University in Hagen, Department of Computer Science,
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//Database Systems for New Applications.
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//SECONDO 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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//SECONDO is distributed in the hope that it will be useful,
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//but WITHOUT ANY WARRANTY; without even the implied warranty of
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//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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//GNU General Public License for more details.
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//You should have received a copy of the GNU General Public License
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//along with SECONDO; if not, write to the Free Software
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//Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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package mmdb.gui;
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import java.awt.Component;
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import java.awt.Container;
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import java.awt.Dimension;
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import java.awt.GridLayout;
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import java.util.Map;
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import javax.swing.JDialog;
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import javax.swing.JFrame;
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import javax.swing.JTabbedPane;
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import mmdb.data.MemoryRelation;
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import mmdb.gui.query.AbstractOperationPanel;
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import mmdb.gui.query.AbstractOperationPanel.QueryPanel;
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import mmdb.query.AbstractQueryController;
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import tools.Reporter;
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/**
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* This class represents the query dialog that opens if a user clicks on "MMDB
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* -> Execute Query" menu item.
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*
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* @author Alexander Castor
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*/
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public class QueryDialog extends JDialog {
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private static final long serialVersionUID = -8187982735534460524L;
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/**
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* The dialog's width
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*/
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public static final int DIALOG_WIDTH = 650;
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/**
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* The dialog's height
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*/
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public static final int DIALOG_HEIGHT = 450;
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/**
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* The dialog's answer for further processing. ([0] = result relation, [1] =
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* object name, [2] = convert result to nested list).
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*/
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private Object[] answer;
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/**
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* Displays the dialog and returns the user input and result relation to the
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* caller.
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*
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* @param relations
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* the currently available memory relations
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* @param component
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* the parent component for locating the window
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* @return the user's input and the result relation
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*/
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public static Object[] showDialog(Map<String, MemoryRelation> relations, Component component) {
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QueryDialog dialog = new QueryDialog(relations);
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dialog.setLocationRelativeTo(component);
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dialog.setModal(true);
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dialog.pack();
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dialog.setVisible(true);
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return dialog.answer;
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}
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/**
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* Assembles the dialog's components and initializes members.
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*
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* @param relations
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* the currently available memory relations
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*/
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public QueryDialog(Map<String, MemoryRelation> relations) {
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this.answer = new Object[3];
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setName("EXECUTE QUERY");
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setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
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Container container = this.getContentPane();
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container.setLayout(new GridLayout(1, 1));
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JTabbedPane tabbedPane = new JTabbedPane();
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addPanelsToPane(tabbedPane, relations);
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tabbedPane.setPreferredSize(new Dimension(DIALOG_WIDTH, DIALOG_HEIGHT));
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container.add(tabbedPane);
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}
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/**
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* Instantiates all panels and adds them to the tabbed pane.
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*
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* @param tabbedPane
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* the tabbed pane the panels are added to
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*/
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private void addPanelsToPane(JTabbedPane tabbedPane, Map<String, MemoryRelation> relations) {
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for (int i = 1; i <= QueryPanel.values().length; i++) {
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for (QueryPanel entry : QueryPanel.values()) {
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if (entry.position == i) {
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try {
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AbstractOperationPanel panel = entry.panelClass.newInstance();
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AbstractQueryController controller = entry.controllerClass.newInstance();
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panel.injectMembers(answer, relations, this, controller);
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panel.constructPanel();
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tabbedPane.addTab(entry.name(), panel);
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} catch (Throwable e) {
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Reporter.showWarning("Could not instantiate operation panel '"
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+ entry.toString() + "'.");
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}
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break;
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}
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}
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}
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}
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}
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