jsampler/view/OrchestraTable.java

/*
 *   JSampler - a java front-end for LinuxSampler
 *
 *   Copyright (C) 2005-2007 Grigor Iliev <grigor@grigoriliev.com>
 *
 *   This file is part of JSampler.
 *
 *   JSampler is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License version 2
 *   as published by the Free Software Foundation.
 *
 *   JSampler is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with JSampler; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *   MA  02111-1307  USA
 */

package org.jsampler.view;

import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;

import javax.swing.AbstractAction;
import javax.swing.Action;
import javax.swing.JComponent;
import javax.swing.JTable;
import javax.swing.ListSelectionModel;
import javax.swing.KeyStroke;

import org.jsampler.DefaultOrchestraListModel;
import org.jsampler.OrchestraModel;

import javax.swing.table.TableCellRenderer;

import static javax.swing.KeyStroke.*;


/**
 * A table for representing orchestras.
 * @author Grigor Iliev
 */
public class OrchestraTable extends JTable {
        
        /** Creates a new instance of <code>OrchestraTable</code>. */
        public
        OrchestraTable() {
                this(new OrchestraTableModel(new DefaultOrchestraListModel()));
        }
        
        /**
         * Creates a new instance of <code>OrchestraTable</code> using the specified data model.
         * @param dataModel The data model to be represented by this table.
         */
        public
        OrchestraTable(OrchestraTableModel dataModel) {
                super(dataModel);
                
                setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
                setFillsViewportHeight(true);
                installKeyboardListeners();
                
                addMouseListener(new MouseAdapter() {
                        public void
                        mouseClicked(MouseEvent e) {
                                if(e.getButton() != e.BUTTON1) return;
                                int r = rowAtPoint(e.getPoint());
                                if(r == -1) {
                                        clearSelection();
                                        return;
                                }
                        }
                });
        }
        
        private void
        installKeyboardListeners() {
                KeyStroke k = getKeyStroke(KeyEvent.VK_ESCAPE, 0);
                getInputMap(JComponent.WHEN_FOCUSED).put(k, Actions.CLEAR_SELECTION);
                getActionMap().put(Actions.CLEAR_SELECTION, new Actions(Actions.CLEAR_SELECTION));
                
                k = getKeyStroke(KeyEvent.VK_UP, KeyEvent.ALT_MASK | KeyEvent.SHIFT_MASK);
                getInputMap(JComponent.WHEN_FOCUSED).put(k, Actions.MOVE_ON_TOP);
                getActionMap().put(Actions.MOVE_ON_TOP, new Actions(Actions.MOVE_ON_TOP));
                
                k = getKeyStroke(KeyEvent.VK_UP, KeyEvent.ALT_MASK);
                getInputMap(JComponent.WHEN_FOCUSED).put(k, Actions.MOVE_UP);
                getActionMap().put(Actions.MOVE_UP, new Actions(Actions.MOVE_UP));
                
                k = getKeyStroke(KeyEvent.VK_DOWN, KeyEvent.ALT_MASK);
                getInputMap(JComponent.WHEN_FOCUSED).put(k, Actions.MOVE_DOWN);
                getActionMap().put(Actions.MOVE_DOWN, new Actions(Actions.MOVE_DOWN));
                
                k = getKeyStroke(KeyEvent.VK_DOWN, KeyEvent.ALT_MASK | KeyEvent.SHIFT_MASK);
                getInputMap(JComponent.WHEN_FOCUSED).put(k, Actions.MOVE_AT_BOTTOM);
                getActionMap().put(Actions.MOVE_AT_BOTTOM, new Actions(Actions.MOVE_AT_BOTTOM));
        }
        
        /**
         * Gets the <code>OrchestraTableModel</code> that
         * provides the data displayed by this <code>OrchestraTable</code>.
         * @return The <code>OrchestraTableModel</code> that
         * provides the data displayed by this <code>OrchestraTable</code>.
         */
        public OrchestraTableModel
        getModel() { return (OrchestraTableModel) super.getModel(); }
        
        /**
         * Sets the data model for this table to <code>dataModel</code>.
         * @param dataModel The new data source for this table.
         */
        public void
        setModel(OrchestraTableModel dataModel) {
                super.setModel(dataModel);
        }
        
        /**
         * Gets the selected orchestra.
         * @return The selected orchestra, or <code>null</code> if no orchestra is selected.
         */
        public OrchestraModel
        getSelectedOrchestra() {
                int i = getSelectedRow();
                if(i == -1) return null;
                return getModel().getOrchestraListModel().getOrchestra(i);
        }
        
        /**
         * Selects the specified orchestra. If <code>orchestra</code> is
         * <code>null</code> or is not in the table the current selection is cleared.
         * @param orchestra The orchestra to select.
         */
        public void
        setSelectedOrchestra(OrchestraModel orchestra) {
                int i = getModel().getOrchestraListModel().getOrchestraIndex(orchestra);
                if(i < 0) {
                        clearSelection();
                        return;
                }
                
                setRowSelectionInterval(i, i);
        }
        
        /**
         * Returns an appropriate renderer for the cell specified by
         * <code>row</code> and <code>column</code>.
         * @param row The row of the cell to render, where 0 is the first row.
         * @param column The column of the cell to render, where 0 is the first column.
         */
        public TableCellRenderer
        getCellRenderer(int row, int column) {
                TableCellRenderer r = super.getCellRenderer(row, column);
                if(r instanceof JComponent) {
                        String s;
                        s = getModel().getOrchestraListModel().getOrchestra(row).getDescription();
                        if(s != null && s.length() == 0) s = null;
                        ((JComponent)r).setToolTipText(s);
                }
                
                return r;
        }
        
        private class Actions extends AbstractAction {
                private static final String CLEAR_SELECTION = "clearSelection";
                private static final String MOVE_ON_TOP = "moveOrchestraOnTop";
                private static final String MOVE_UP = "moveOrchestraUp";
                private static final String MOVE_DOWN = "moveOrchestraDown";
                private static final String MOVE_AT_BOTTOM = "moveOrchestraAtBottom";
                
                Actions(String name) { super(name); }
                
                public void
                actionPerformed(ActionEvent e) {
                        String key = getValue(Action.NAME).toString();
                        
                        if(key == CLEAR_SELECTION) {
                                clearSelection();
                        } else if(key == MOVE_ON_TOP) {
                                OrchestraModel om = getSelectedOrchestra();
                                getModel().getOrchestraListModel().moveOrchestraOnTop(om);
                                setSelectedOrchestra(om);
                        } else if(key == MOVE_UP) {
                                OrchestraModel om = getSelectedOrchestra();
                                getModel().getOrchestraListModel().moveOrchestraUp(om);
                                setSelectedOrchestra(om);
                        } else if(key == MOVE_DOWN) {
                                OrchestraModel om = getSelectedOrchestra();
                                getModel().getOrchestraListModel().moveOrchestraDown(om);
                                setSelectedOrchestra(om);
                        } else if(key == MOVE_AT_BOTTOM) {
                                OrchestraModel om = getSelectedOrchestra();
                                getModel().getOrchestraListModel().moveOrchestraAtBottom(om);
                                setSelectedOrchestra(om);
                        }
                }
        }
}
1	/*
2	* JSampler - a java front-end for LinuxSampler
3	*
4	* Copyright (C) 2005-2007 Grigor Iliev <grigor@grigoriliev.com>
5	*
6	* This file is part of JSampler.
7	*
8	* JSampler is free software; you can redistribute it and/or modify
9	* it under the terms of the GNU General Public License version 2
10	* as published by the Free Software Foundation.
11	*
12	* JSampler is distributed in the hope that it will be useful,
13	* but WITHOUT ANY WARRANTY; without even the implied warranty of
14	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15	* GNU General Public License for more details.
16	*
17	* You should have received a copy of the GNU General Public License
18	* along with JSampler; if not, write to the Free Software
19	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20	* MA 02111-1307 USA
21	*/
22
23	package org.jsampler.view;
24
25	import java.awt.event.ActionEvent;
26	import java.awt.event.KeyEvent;
27	import java.awt.event.MouseAdapter;
28	import java.awt.event.MouseEvent;
29
30	import javax.swing.AbstractAction;
31	import javax.swing.Action;
32	import javax.swing.JComponent;
33	import javax.swing.JTable;
34	import javax.swing.ListSelectionModel;
35	import javax.swing.KeyStroke;
36
37	import org.jsampler.DefaultOrchestraListModel;
38	import org.jsampler.OrchestraModel;
39
40	import javax.swing.table.TableCellRenderer;
41
42	import static javax.swing.KeyStroke.*;
43
44
45	/**
46	* A table for representing orchestras.
47	* @author Grigor Iliev
48	*/
49	public class OrchestraTable extends JTable {
50
51	/** Creates a new instance of <code>OrchestraTable</code>. */
52	public
53	OrchestraTable() {
54	this(new OrchestraTableModel(new DefaultOrchestraListModel()));
55	}
56
57	/**
58	* Creates a new instance of <code>OrchestraTable</code> using the specified data model.
59	* @param dataModel The data model to be represented by this table.
60	*/
61	public
62	OrchestraTable(OrchestraTableModel dataModel) {
63	super(dataModel);
64
65	setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
66	setFillsViewportHeight(true);
67	installKeyboardListeners();
68
69	addMouseListener(new MouseAdapter() {
70	public void
71	mouseClicked(MouseEvent e) {
72	if(e.getButton() != e.BUTTON1) return;
73	int r = rowAtPoint(e.getPoint());
74	if(r == -1) {
75	clearSelection();
76	return;
77	}
78	}
79	});
80	}
81
82	private void
83	installKeyboardListeners() {
84	KeyStroke k = getKeyStroke(KeyEvent.VK_ESCAPE, 0);
85	getInputMap(JComponent.WHEN_FOCUSED).put(k, Actions.CLEAR_SELECTION);
86	getActionMap().put(Actions.CLEAR_SELECTION, new Actions(Actions.CLEAR_SELECTION));
87
88	k = getKeyStroke(KeyEvent.VK_UP, KeyEvent.ALT_MASK \| KeyEvent.SHIFT_MASK);
89	getInputMap(JComponent.WHEN_FOCUSED).put(k, Actions.MOVE_ON_TOP);
90	getActionMap().put(Actions.MOVE_ON_TOP, new Actions(Actions.MOVE_ON_TOP));
91
92	k = getKeyStroke(KeyEvent.VK_UP, KeyEvent.ALT_MASK);
93	getInputMap(JComponent.WHEN_FOCUSED).put(k, Actions.MOVE_UP);
94	getActionMap().put(Actions.MOVE_UP, new Actions(Actions.MOVE_UP));
95
96	k = getKeyStroke(KeyEvent.VK_DOWN, KeyEvent.ALT_MASK);
97	getInputMap(JComponent.WHEN_FOCUSED).put(k, Actions.MOVE_DOWN);
98	getActionMap().put(Actions.MOVE_DOWN, new Actions(Actions.MOVE_DOWN));
99
100	k = getKeyStroke(KeyEvent.VK_DOWN, KeyEvent.ALT_MASK \| KeyEvent.SHIFT_MASK);
101	getInputMap(JComponent.WHEN_FOCUSED).put(k, Actions.MOVE_AT_BOTTOM);
102	getActionMap().put(Actions.MOVE_AT_BOTTOM, new Actions(Actions.MOVE_AT_BOTTOM));
103	}
104
105	/**
106	* Gets the <code>OrchestraTableModel</code> that
107	* provides the data displayed by this <code>OrchestraTable</code>.
108	* @return The <code>OrchestraTableModel</code> that
109	* provides the data displayed by this <code>OrchestraTable</code>.
110	*/
111	public OrchestraTableModel
112	getModel() { return (OrchestraTableModel) super.getModel(); }
113
114	/**
115	* Sets the data model for this table to <code>dataModel</code>.
116	* @param dataModel The new data source for this table.
117	*/
118	public void
119	setModel(OrchestraTableModel dataModel) {
120	super.setModel(dataModel);
121	}
122
123	/**
124	* Gets the selected orchestra.
125	* @return The selected orchestra, or <code>null</code> if no orchestra is selected.
126	*/
127	public OrchestraModel
128	getSelectedOrchestra() {
129	int i = getSelectedRow();
130	if(i == -1) return null;
131	return getModel().getOrchestraListModel().getOrchestra(i);
132	}
133
134	/**
135	* Selects the specified orchestra. If <code>orchestra</code> is
136	* <code>null</code> or is not in the table the current selection is cleared.
137	* @param orchestra The orchestra to select.
138	*/
139	public void
140	setSelectedOrchestra(OrchestraModel orchestra) {
141	int i = getModel().getOrchestraListModel().getOrchestraIndex(orchestra);
142	if(i < 0) {
143	clearSelection();
144	return;
145	}
146
147	setRowSelectionInterval(i, i);
148	}
149
150	/**
151	* Returns an appropriate renderer for the cell specified by
152	* <code>row</code> and <code>column</code>.
153	* @param row The row of the cell to render, where 0 is the first row.
154	* @param column The column of the cell to render, where 0 is the first column.
155	*/
156	public TableCellRenderer
157	getCellRenderer(int row, int column) {
158	TableCellRenderer r = super.getCellRenderer(row, column);
159	if(r instanceof JComponent) {
160	String s;
161	s = getModel().getOrchestraListModel().getOrchestra(row).getDescription();
162	if(s != null && s.length() == 0) s = null;
163	((JComponent)r).setToolTipText(s);
164	}
165
166	return r;
167	}
168
169	private class Actions extends AbstractAction {
170	private static final String CLEAR_SELECTION = "clearSelection";
171	private static final String MOVE_ON_TOP = "moveOrchestraOnTop";
172	private static final String MOVE_UP = "moveOrchestraUp";
173	private static final String MOVE_DOWN = "moveOrchestraDown";
174	private static final String MOVE_AT_BOTTOM = "moveOrchestraAtBottom";
175
176	Actions(String name) { super(name); }
177
178	public void
179	actionPerformed(ActionEvent e) {
180	String key = getValue(Action.NAME).toString();
181
182	if(key == CLEAR_SELECTION) {
183	clearSelection();
184	} else if(key == MOVE_ON_TOP) {
185	OrchestraModel om = getSelectedOrchestra();
186	getModel().getOrchestraListModel().moveOrchestraOnTop(om);
187	setSelectedOrchestra(om);
188	} else if(key == MOVE_UP) {
189	OrchestraModel om = getSelectedOrchestra();
190	getModel().getOrchestraListModel().moveOrchestraUp(om);
191	setSelectedOrchestra(om);
192	} else if(key == MOVE_DOWN) {
193	OrchestraModel om = getSelectedOrchestra();
194	getModel().getOrchestraListModel().moveOrchestraDown(om);
195	setSelectedOrchestra(om);
196	} else if(key == MOVE_AT_BOTTOM) {
197	OrchestraModel om = getSelectedOrchestra();
198	getModel().getOrchestraListModel().moveOrchestraAtBottom(om);
199	setSelectedOrchestra(om);
200	}
201	}
202	}
203	}