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/jEdit/tags/jedit-4-2-pre14/org/gjt/sp/jedit/gui/ErrorListCellRenderer.java

#
Java | 97 lines | 56 code | 10 blank | 31 comment | 2 complexity | c5f0989e665e1ddfa15b243c9c7caab2 MD5 | raw file
 1/*
 2 * ErrorListCellRenderer.java - Used to list I/O and plugin load errors
 3 * :tabSize=8:indentSize=8:noTabs=false:
 4 * :folding=explicit:collapseFolds=1:
 5 *
 6 * Copyright (C) 2001 Slava Pestov
 7 *
 8 * This program is free software; you can redistribute it and/or
 9 * modify it under the terms of the GNU General Public License
10 * as published by the Free Software Foundation; either version 2
11 * of the License, or any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
21 */
22
23package org.gjt.sp.jedit.gui;
24
25//{{{ Imports
26import javax.swing.*;
27import javax.swing.border.*;
28import java.awt.*;
29//}}}
30
31class ErrorListCellRenderer extends JComponent implements ListCellRenderer
32{
33	//{{{ ErrorListCellRenderer constructor
34	ErrorListCellRenderer()
35	{
36		// fucking GTK look and feel!
37		plainFont = new JLabel().getFont();
38		//UIManager.getFont("Label.font");
39		boldFont = new Font(plainFont.getName(),Font.BOLD,plainFont.getSize());
40		plainFM = getFontMetrics(plainFont);
41		boldFM = getFontMetrics(boldFont);
42
43		setBorder(new EmptyBorder(2,2,2,2));
44	} //}}}
45
46	//{{{ getListCellRendererComponent() method
47	public Component getListCellRendererComponent(JList list, Object value,
48		int index, boolean isSelected, boolean cellHasFocus)
49	{
50		ErrorListDialog.ErrorEntry entry = (ErrorListDialog.ErrorEntry)value;
51		this.path = entry.path + ":";
52		this.messages = entry.messages;
53		return this;
54	} //}}}
55
56	//{{{ getPreferredSize() method
57	public Dimension getPreferredSize()
58	{
59		int width = boldFM.stringWidth(path);
60		int height = boldFM.getHeight();
61		for(int i = 0; i < messages.length; i++)
62		{
63			width = Math.max(plainFM.stringWidth(messages[i]),width);
64			height += plainFM.getHeight();
65		}
66
67		Insets insets = getBorder().getBorderInsets(this);
68		width += insets.left + insets.right;
69		height += insets.top + insets.bottom;
70
71		return new Dimension(width,height);
72	} //}}}
73
74	//{{{ paintComponent() method
75	public void paintComponent(Graphics g)
76	{
77		Insets insets = getBorder().getBorderInsets(this);
78		g.setFont(boldFont);
79		g.drawString(path,insets.left,insets.top + boldFM.getAscent());
80		int y = insets.top + boldFM.getHeight() + 2;
81		g.setFont(plainFont);
82		for(int i = 0; i < messages.length; i++)
83		{
84			g.drawString(messages[i],insets.left,y + plainFM.getAscent());
85			y += plainFM.getHeight();
86		}
87	} //}}}
88
89	//{{{ Instance variables
90	private String path;
91	private String[] messages;
92	private Font plainFont;
93	private Font boldFont;
94	private FontMetrics plainFM;
95	private FontMetrics boldFM;
96	//}}}
97}