view/fantasia/MainPane.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.fantasia;

import java.awt.Cursor;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import java.awt.Rectangle;

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.HierarchyEvent;
import java.awt.event.HierarchyListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;

import javax.swing.BorderFactory;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.JPanel;
import javax.swing.JScrollPane;

import org.jsampler.CC;

import static org.jsampler.view.fantasia.FantasiaI18n.i18n;
import static org.jvnet.substance.SubstanceLookAndFeel.SCROLL_PANE_BUTTONS_POLICY;
import static org.jvnet.substance.utils.SubstanceConstants.ScrollPaneButtonPolicyKind;


/**
 *
 * @author Grigor Iliev
 */
public class MainPane extends JPanel {
        private final ChannelsBar channelsBar = new ChannelsBar();
        private final ChannelsPane channelsPane;
        
        final JScrollPane scrollPane;
        
        /** Creates a new instance of <code>MainPane</code> */
        public MainPane() {
                channelsPane = new ChannelsPane("", new ActionListener() {
                        public void
                        actionPerformed(ActionEvent e) { scrollToBottom(); }
                });
                
                GridBagLayout gridbag = new GridBagLayout();
                GridBagConstraints c = new GridBagConstraints();
                
                setLayout(gridbag);
                
                JPanel p = new JPanel();
                p.setLayout(new BoxLayout(p, BoxLayout.X_AXIS));
                p.add(channelsBar);
                p.add(Box.createGlue());
                
                c.gridx = 0;
                c.gridy = 0;
                c.weightx = 1.0;
                c.insets = new Insets(0, 0, 0, 0);
                c.fill = GridBagConstraints.HORIZONTAL;
                gridbag.setConstraints(p, c);
                add(p);
                
                p = createChannelsPane();
                p.setAlignmentX(LEFT_ALIGNMENT);
                
                scrollPane = new JScrollPane(p);
                JScrollPane sp = scrollPane;
                sp.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
                //sp.putClientProperty(SCROLL_PANE_BUTTONS_POLICY, ScrollPaneButtonPolicyKind.NONE);
                sp.setBorder(BorderFactory.createEmptyBorder());
                sp.setOpaque(false);
                javax.swing.JViewport wp = sp.getViewport();
                wp.setMinimumSize(new Dimension(400, wp.getMinimumSize().height));
                wp.setOpaque(false);
                sp.setMaximumSize(new Dimension(sp.getMaximumSize().width, Short.MAX_VALUE));
                sp.getVerticalScrollBar().setBorder(BorderFactory.createEmptyBorder(7, 4, 0, 1));
                //sp.getVerticalScrollBar().setUnitIncrement(12);
                sp.setPreferredSize(new Dimension(420, sp.getPreferredSize().height));
                
                sp.getVerticalScrollBar().addHierarchyListener(new HierarchyListener() {
                        public void
                        hierarchyChanged(HierarchyEvent e) {
                                if((e.getChangeFlags() & e.SHOWING_CHANGED) != e.SHOWING_CHANGED) {
                                        return;
                                }
                                
                                onScrollBarVisibilityChanged();
                        }
                });
                
                c.gridx = 0;
                c.gridy = 2;
                c.weightx = 1.0;
                c.weighty = 1.0;
                c.insets = new Insets(0, 0, 0, 0);
                c.fill = GridBagConstraints.BOTH;
                gridbag.setConstraints(sp, c);
                add(sp);
                
                setMaximumSize(new Dimension(420, Short.MAX_VALUE));
        }
        
        private JPanel
        createChannelsPane() {
                JPanel p = new JPanel();
                p.setLayout(new BoxLayout(p, BoxLayout.Y_AXIS));
                channelsPane.setAlignmentX(LEFT_ALIGNMENT);
                p.add(channelsPane);
                JPanel p2 = new NewChannelPane();
                p2.setAlignmentX(LEFT_ALIGNMENT);
                p.add(p2);
                p.add(Box.createGlue());
                p.setOpaque(false);
                p.setBorder(BorderFactory.createEmptyBorder(7, 0, 0, 0));
                p.setMinimumSize(new Dimension(420, p.getMinimumSize().height));
                return p;
        }
        
        private void
        onScrollBarVisibilityChanged() {
                int w = 420;
                int h = scrollPane.getPreferredSize().height;
                int scrollbarWidth = scrollPane.getVerticalScrollBar().getPreferredSize().width;
                
                if(scrollPane.getVerticalScrollBar().isVisible()) w += scrollbarWidth;
                
                scrollPane.setMinimumSize(new Dimension(w, scrollPane.getPreferredSize().height));
                scrollPane.setPreferredSize(new Dimension(w, h));
                scrollPane.setMaximumSize(new Dimension(w, Short.MAX_VALUE));
                setMaximumSize(new Dimension(w, Short.MAX_VALUE));
                
                if(CC.getMainFrame() != null && !CC.getMainFrame().isResizable()) {
                        // this means that there are no visible side panes
                        
                        w = CC.getMainFrame().getPreferredSize().width;
                        CC.getMainFrame().setSize(w, CC.getMainFrame().getHeight());
                }
                
                revalidate();
        }
        
        public void
        scrollToBottom() {
                int h = scrollPane.getViewport().getView().getHeight();
                scrollPane.getViewport().scrollRectToVisible(new Rectangle(0, h - 2, 1, 1));
        }
        
        public ChannelsPane
        getChannelsPane() { return channelsPane; }
        
        protected void
        paintComponent(Graphics g) {
                super.paintComponent(g);
                int h = Res.gfxChannelsBg.getIconHeight();
                if(h < 1) return;
                int i = 0;
                while(i < getHeight()) {
                        Res.gfxChannelsBg.paintIcon(this, g, 0, i);
                        i += h;
                }
        }
        
        class NewChannelPane extends PixmapPane implements ActionListener {
                private final PixmapButton btnNew = new PixmapButton(Res.gfxPowerOff);
                
                NewChannelPane() {
                        super(Res.gfxCreateChannel);
                        setPixmapInsets(new Insets(3, 3, 3, 3));
                        
                        setLayout(new BoxLayout(this, BoxLayout.X_AXIS));
                        add(Box.createRigidArea(new Dimension(4, 0)));
                        add(btnNew);
                        add(Box.createRigidArea(new Dimension(3, 0)));
                        
                        add(createVSeparator());
                        
                        add(Box.createRigidArea(new Dimension(275, 0)));
                        
                        add(createVSeparator());
                        
                        add(Box.createRigidArea(new Dimension(29, 0)));
                        
                        add(createVSeparator());
                        
                        add(Box.createRigidArea(new Dimension(40, 0)));
                        
                        add(createVSeparator());
                        
                        setPreferredSize(new Dimension(420, 29));
                        setMinimumSize(getPreferredSize());
                        setMaximumSize(getPreferredSize());
                        
                        btnNew.setPressedIcon(Res.gfxPowerOn);
                        btnNew.addActionListener(this);
                        
                        addMouseListener(new MouseAdapter() {
                                public void
                                mouseClicked(MouseEvent e) {
                                        if(e.getButton() != e.BUTTON1) {
                                                return;
                                        }
                                        
                                        CC.getSamplerModel().addBackendChannel();
                                }
                        });
                        
                        setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
                        
                        String s = i18n.getLabel("MainPane.NewChannelPane.newChannel");
                        btnNew.setToolTipText(s);
                        setToolTipText(s);
                }
                
                public void
                actionPerformed(ActionEvent e) {
                        CC.getSamplerModel().addBackendChannel();
                }
                
                private JPanel
                createVSeparator() {
                        PixmapPane p = new PixmapPane(Res.gfxVLine);
                        p.setOpaque(false);
                        p.setPreferredSize(new Dimension(2, 29));
                        p.setMinimumSize(p.getPreferredSize());
                        p.setMaximumSize(p.getPreferredSize());
                        return p;
                }
        }
}
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.fantasia;
24
25	import java.awt.Cursor;
26	import java.awt.Dimension;
27	import java.awt.Graphics;
28	import java.awt.GridBagConstraints;
29	import java.awt.GridBagLayout;
30	import java.awt.Insets;
31	import java.awt.Rectangle;
32
33	import java.awt.event.ActionEvent;
34	import java.awt.event.ActionListener;
35	import java.awt.event.HierarchyEvent;
36	import java.awt.event.HierarchyListener;
37	import java.awt.event.MouseAdapter;
38	import java.awt.event.MouseEvent;
39
40	import javax.swing.BorderFactory;
41	import javax.swing.Box;
42	import javax.swing.BoxLayout;
43	import javax.swing.JPanel;
44	import javax.swing.JScrollPane;
45
46	import org.jsampler.CC;
47
48	import static org.jsampler.view.fantasia.FantasiaI18n.i18n;
49	import static org.jvnet.substance.SubstanceLookAndFeel.SCROLL_PANE_BUTTONS_POLICY;
50	import static org.jvnet.substance.utils.SubstanceConstants.ScrollPaneButtonPolicyKind;
51
52
53	/**
54	*
55	* @author Grigor Iliev
56	*/
57	public class MainPane extends JPanel {
58	private final ChannelsBar channelsBar = new ChannelsBar();
59	private final ChannelsPane channelsPane;
60
61	final JScrollPane scrollPane;
62
63	/** Creates a new instance of <code>MainPane</code> */
64	public MainPane() {
65	channelsPane = new ChannelsPane("", new ActionListener() {
66	public void
67	actionPerformed(ActionEvent e) { scrollToBottom(); }
68	});
69
70	GridBagLayout gridbag = new GridBagLayout();
71	GridBagConstraints c = new GridBagConstraints();
72
73	setLayout(gridbag);
74
75	JPanel p = new JPanel();
76	p.setLayout(new BoxLayout(p, BoxLayout.X_AXIS));
77	p.add(channelsBar);
78	p.add(Box.createGlue());
79
80	c.gridx = 0;
81	c.gridy = 0;
82	c.weightx = 1.0;
83	c.insets = new Insets(0, 0, 0, 0);
84	c.fill = GridBagConstraints.HORIZONTAL;
85	gridbag.setConstraints(p, c);
86	add(p);
87
88	p = createChannelsPane();
89	p.setAlignmentX(LEFT_ALIGNMENT);
90
91	scrollPane = new JScrollPane(p);
92	JScrollPane sp = scrollPane;
93	sp.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
94	//sp.putClientProperty(SCROLL_PANE_BUTTONS_POLICY, ScrollPaneButtonPolicyKind.NONE);
95	sp.setBorder(BorderFactory.createEmptyBorder());
96	sp.setOpaque(false);
97	javax.swing.JViewport wp = sp.getViewport();
98	wp.setMinimumSize(new Dimension(400, wp.getMinimumSize().height));
99	wp.setOpaque(false);
100	sp.setMaximumSize(new Dimension(sp.getMaximumSize().width, Short.MAX_VALUE));
101	sp.getVerticalScrollBar().setBorder(BorderFactory.createEmptyBorder(7, 4, 0, 1));
102	//sp.getVerticalScrollBar().setUnitIncrement(12);
103	sp.setPreferredSize(new Dimension(420, sp.getPreferredSize().height));
104
105	sp.getVerticalScrollBar().addHierarchyListener(new HierarchyListener() {
106	public void
107	hierarchyChanged(HierarchyEvent e) {
108	if((e.getChangeFlags() & e.SHOWING_CHANGED) != e.SHOWING_CHANGED) {
109	return;
110	}
111
112	onScrollBarVisibilityChanged();
113	}
114	});
115
116	c.gridx = 0;
117	c.gridy = 2;
118	c.weightx = 1.0;
119	c.weighty = 1.0;
120	c.insets = new Insets(0, 0, 0, 0);
121	c.fill = GridBagConstraints.BOTH;
122	gridbag.setConstraints(sp, c);
123	add(sp);
124
125	setMaximumSize(new Dimension(420, Short.MAX_VALUE));
126	}
127
128	private JPanel
129	createChannelsPane() {
130	JPanel p = new JPanel();
131	p.setLayout(new BoxLayout(p, BoxLayout.Y_AXIS));
132	channelsPane.setAlignmentX(LEFT_ALIGNMENT);
133	p.add(channelsPane);
134	JPanel p2 = new NewChannelPane();
135	p2.setAlignmentX(LEFT_ALIGNMENT);
136	p.add(p2);
137	p.add(Box.createGlue());
138	p.setOpaque(false);
139	p.setBorder(BorderFactory.createEmptyBorder(7, 0, 0, 0));
140	p.setMinimumSize(new Dimension(420, p.getMinimumSize().height));
141	return p;
142	}
143
144	private void
145	onScrollBarVisibilityChanged() {
146	int w = 420;
147	int h = scrollPane.getPreferredSize().height;
148	int scrollbarWidth = scrollPane.getVerticalScrollBar().getPreferredSize().width;
149
150	if(scrollPane.getVerticalScrollBar().isVisible()) w += scrollbarWidth;
151
152	scrollPane.setMinimumSize(new Dimension(w, scrollPane.getPreferredSize().height));
153	scrollPane.setPreferredSize(new Dimension(w, h));
154	scrollPane.setMaximumSize(new Dimension(w, Short.MAX_VALUE));
155	setMaximumSize(new Dimension(w, Short.MAX_VALUE));
156
157	if(CC.getMainFrame() != null && !CC.getMainFrame().isResizable()) {
158	// this means that there are no visible side panes
159
160	w = CC.getMainFrame().getPreferredSize().width;
161	CC.getMainFrame().setSize(w, CC.getMainFrame().getHeight());
162	}
163
164	revalidate();
165	}
166
167	public void
168	scrollToBottom() {
169	int h = scrollPane.getViewport().getView().getHeight();
170	scrollPane.getViewport().scrollRectToVisible(new Rectangle(0, h - 2, 1, 1));
171	}
172
173	public ChannelsPane
174	getChannelsPane() { return channelsPane; }
175
176	protected void
177	paintComponent(Graphics g) {
178	super.paintComponent(g);
179	int h = Res.gfxChannelsBg.getIconHeight();
180	if(h < 1) return;
181	int i = 0;
182	while(i < getHeight()) {
183	Res.gfxChannelsBg.paintIcon(this, g, 0, i);
184	i += h;
185	}
186	}
187
188	class NewChannelPane extends PixmapPane implements ActionListener {
189	private final PixmapButton btnNew = new PixmapButton(Res.gfxPowerOff);
190
191	NewChannelPane() {
192	super(Res.gfxCreateChannel);
193	setPixmapInsets(new Insets(3, 3, 3, 3));
194
195	setLayout(new BoxLayout(this, BoxLayout.X_AXIS));
196	add(Box.createRigidArea(new Dimension(4, 0)));
197	add(btnNew);
198	add(Box.createRigidArea(new Dimension(3, 0)));
199
200	add(createVSeparator());
201
202	add(Box.createRigidArea(new Dimension(275, 0)));
203
204	add(createVSeparator());
205
206	add(Box.createRigidArea(new Dimension(29, 0)));
207
208	add(createVSeparator());
209
210	add(Box.createRigidArea(new Dimension(40, 0)));
211
212	add(createVSeparator());
213
214	setPreferredSize(new Dimension(420, 29));
215	setMinimumSize(getPreferredSize());
216	setMaximumSize(getPreferredSize());
217
218	btnNew.setPressedIcon(Res.gfxPowerOn);
219	btnNew.addActionListener(this);
220
221	addMouseListener(new MouseAdapter() {
222	public void
223	mouseClicked(MouseEvent e) {
224	if(e.getButton() != e.BUTTON1) {
225	return;
226	}
227
228	CC.getSamplerModel().addBackendChannel();
229	}
230	});
231
232	setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
233
234	String s = i18n.getLabel("MainPane.NewChannelPane.newChannel");
235	btnNew.setToolTipText(s);
236	setToolTipText(s);
237	}
238
239	public void
240	actionPerformed(ActionEvent e) {
241	CC.getSamplerModel().addBackendChannel();
242	}
243
244	private JPanel
245	createVSeparator() {
246	PixmapPane p = new PixmapPane(Res.gfxVLine);
247	p.setOpaque(false);
248	p.setPreferredSize(new Dimension(2, 29));
249	p.setMinimumSize(p.getPreferredSize());
250	p.setMaximumSize(p.getPreferredSize());
251	return p;
252	}
253	}
254	}