jsampler/view/OrchestraTable.java

/*
 *   JSampler - a java front-end for LinuxSampler
 *
 *   Copyright (C) 2005-2006 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 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);
                installKeyboardListeners();
        }
        
        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) 2005-2006 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
28	import javax.swing.AbstractAction;
29	import javax.swing.Action;
30	import javax.swing.JComponent;
31	import javax.swing.JTable;
32	import javax.swing.ListSelectionModel;
33	import javax.swing.KeyStroke;
34
35	import org.jsampler.DefaultOrchestraListModel;
36	import org.jsampler.OrchestraModel;
37
38	import javax.swing.table.TableCellRenderer;
39
40	import static javax.swing.KeyStroke.*;
41
42
43	/**
44	* A table for representing orchestras.
45	* @author Grigor Iliev
46	*/
47	public class OrchestraTable extends JTable {
48
49	/** Creates a new instance of <code>OrchestraTable</code>. */
50	public
51	OrchestraTable() {
52	this(new OrchestraTableModel(new DefaultOrchestraListModel()));
53	}
54
55	/**
56	* Creates a new instance of <code>OrchestraTable</code> using the specified data model.
57	* @param dataModel The data model to be represented by this table.
58	*/
59	public
60	OrchestraTable(OrchestraTableModel dataModel) {
61	super(dataModel);
62
63	setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
64	installKeyboardListeners();
65	}
66
67	private void
68	installKeyboardListeners() {
69	KeyStroke k = getKeyStroke(KeyEvent.VK_ESCAPE, 0);
70	getInputMap(JComponent.WHEN_FOCUSED).put(k, Actions.CLEAR_SELECTION);
71	getActionMap().put(Actions.CLEAR_SELECTION, new Actions(Actions.CLEAR_SELECTION));
72
73	k = getKeyStroke(KeyEvent.VK_UP, KeyEvent.ALT_MASK \| KeyEvent.SHIFT_MASK);
74	getInputMap(JComponent.WHEN_FOCUSED).put(k, Actions.MOVE_ON_TOP);
75	getActionMap().put(Actions.MOVE_ON_TOP, new Actions(Actions.MOVE_ON_TOP));
76
77	k = getKeyStroke(KeyEvent.VK_UP, KeyEvent.ALT_MASK);
78	getInputMap(JComponent.WHEN_FOCUSED).put(k, Actions.MOVE_UP);
79	getActionMap().put(Actions.MOVE_UP, new Actions(Actions.MOVE_UP));
80
81	k = getKeyStroke(KeyEvent.VK_DOWN, KeyEvent.ALT_MASK);
82	getInputMap(JComponent.WHEN_FOCUSED).put(k, Actions.MOVE_DOWN);
83	getActionMap().put(Actions.MOVE_DOWN, new Actions(Actions.MOVE_DOWN));
84
85	k = getKeyStroke(KeyEvent.VK_DOWN, KeyEvent.ALT_MASK \| KeyEvent.SHIFT_MASK);
86	getInputMap(JComponent.WHEN_FOCUSED).put(k, Actions.MOVE_AT_BOTTOM);
87	getActionMap().put(Actions.MOVE_AT_BOTTOM, new Actions(Actions.MOVE_AT_BOTTOM));
88	}
89
90	/**
91	* Gets the <code>OrchestraTableModel</code> that
92	* provides the data displayed by this <code>OrchestraTable</code>.
93	* @return The <code>OrchestraTableModel</code> that
94	* provides the data displayed by this <code>OrchestraTable</code>.
95	*/
96	public OrchestraTableModel
97	getModel() { return (OrchestraTableModel) super.getModel(); }
98
99	/**
100	* Sets the data model for this table to <code>dataModel</code>.
101	* @param dataModel The new data source for this table.
102	*/
103	public void
104	setModel(OrchestraTableModel dataModel) {
105	super.setModel(dataModel);
106	}
107
108	/**
109	* Gets the selected orchestra.
110	* @return The selected orchestra, or <code>null</code> if no orchestra is selected.
111	*/
112	public OrchestraModel
113	getSelectedOrchestra() {
114	int i = getSelectedRow();
115	if(i == -1) return null;
116	return getModel().getOrchestraListModel().getOrchestra(i);
117	}
118
119	/**
120	* Selects the specified orchestra. If <code>orchestra</code> is
121	* <code>null</code> or is not in the table the current selection is cleared.
122	* @param orchestra The orchestra to select.
123	*/
124	public void
125	setSelectedOrchestra(OrchestraModel orchestra) {
126	int i = getModel().getOrchestraListModel().getOrchestraIndex(orchestra);
127	if(i < 0) {
128	clearSelection();
129	return;
130	}
131
132	setRowSelectionInterval(i, i);
133	}
134
135	/**
136	* Returns an appropriate renderer for the cell specified by
137	* <code>row</code> and <code>column</code>.
138	* @param row The row of the cell to render, where 0 is the first row.
139	* @param column The column of the cell to render, where 0 is the first column.
140	*/
141	public TableCellRenderer
142	getCellRenderer(int row, int column) {
143	TableCellRenderer r = super.getCellRenderer(row, column);
144	if(r instanceof JComponent) {
145	String s;
146	s = getModel().getOrchestraListModel().getOrchestra(row).getDescription();
147	if(s != null && s.length() == 0) s = null;
148	((JComponent)r).setToolTipText(s);
149	}
150
151	return r;
152	}
153
154	private class Actions extends AbstractAction {
155	private static final String CLEAR_SELECTION = "clearSelection";
156	private static final String MOVE_ON_TOP = "moveOrchestraOnTop";
157	private static final String MOVE_UP = "moveOrchestraUp";
158	private static final String MOVE_DOWN = "moveOrchestraDown";
159	private static final String MOVE_AT_BOTTOM = "moveOrchestraAtBottom";
160
161	Actions(String name) { super(name); }
162
163	public void
164	actionPerformed(ActionEvent e) {
165	String key = getValue(Action.NAME).toString();
166
167	if(key == CLEAR_SELECTION) {
168	clearSelection();
169	} else if(key == MOVE_ON_TOP) {
170	OrchestraModel om = getSelectedOrchestra();
171	getModel().getOrchestraListModel().moveOrchestraOnTop(om);
172	setSelectedOrchestra(om);
173	} else if(key == MOVE_UP) {
174	OrchestraModel om = getSelectedOrchestra();
175	getModel().getOrchestraListModel().moveOrchestraUp(om);
176	setSelectedOrchestra(om);
177	} else if(key == MOVE_DOWN) {
178	OrchestraModel om = getSelectedOrchestra();
179	getModel().getOrchestraListModel().moveOrchestraDown(om);
180	setSelectedOrchestra(om);
181	} else if(key == MOVE_AT_BOTTOM) {
182	OrchestraModel om = getSelectedOrchestra();
183	getModel().getOrchestraListModel().moveOrchestraAtBottom(om);
184	setSelectedOrchestra(om);
185	}
186	}
187	}
188	}