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	iliev	913	/*
2			* JSampler - a java front-end for LinuxSampler
3			*
4	iliev	1143	* Copyright (C) 2005-2006 Grigor Iliev <grigor@grigoriliev.com>
5	iliev	913	*
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			}