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/*
* Copyright (c) 2001-2009 JGoodies Karsten Lentzsch. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* o Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* o Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* o Neither the name of JGoodies Karsten Lentzsch nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.jgoodies.looks.demo;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Component;
import javax.swing.*;
import javax.swing.border.Border;
import javax.swing.border.EmptyBorder;
import javax.swing.plaf.basic.BasicComboBoxRenderer;
import javax.swing.table.TableColumn;
import com.jgoodies.forms.builder.DefaultFormBuilder;
import com.jgoodies.forms.builder.PanelBuilder;
import com.jgoodies.forms.layout.CellConstraints;
import com.jgoodies.forms.layout.FormLayout;
/**
* Demonstrates JComboBoxes in editable and non-editable mode with
* different renderer margins, renderer types, and different list content.
* This tab makes it easier to check the alignment of font baselines,
* and proper preferred size computations.
*
* @author Karsten Lentzsch
* @version $Revision: 1.2 $
*/
final class ComboBoxTab {
private static final String TEST_STR = "A test string";
private ListCellRenderer narrowMarginRenderer;
private ListCellRenderer wideMarginRenderer;
private ListCellRenderer noMarginRenderer;
private ListCellRenderer panelRenderer;
// Initialization *********************************************************
private void initRenderers() {
narrowMarginRenderer = new CustomMarginRenderer(new EmptyBorder(1, 1, 1, 1));
wideMarginRenderer = new CustomMarginRenderer(new EmptyBorder(1, 5, 1, 5));
noMarginRenderer = new CustomMarginRenderer(new EmptyBorder(0, 0, 0, 0));
panelRenderer = new PanelRenderer();
}
// ************************************************************************
/**
* Builds a panel using <code>FormLayout</code> that consists
* of rows of different Swing components all centered vertically.
*
* @return the built panel
*/
JComponent build() {
initRenderers();
FormLayout layout = new FormLayout(
"0:grow, pref, 0:grow",
"pref, 9dlu, pref, 2dlu, pref, 21dlu, pref, 2dlu, 50dlu");
PanelBuilder builder = new PanelBuilder(layout);
builder.setDefaultDialogBorder();
builder.setOpaque(false);
CellConstraints cc = new CellConstraints();
builder.add(buildHelpPanel(), cc.xy(2, 1));
builder.addSeparator("Form", cc.xy(2, 3));
builder.add(buildTestPanel(), cc.xy(2, 5, "center, fill"));
builder.addTitle("Table", cc.xy(2, 7));
builder.add(buildTable(), cc.xy(2, 9));
return builder.getPanel();
}
private JComponent buildHelpPanel() {
return new JLabel("Font baselines shall be aligned and the visible value shall not be cropped.");
}
private JComponent buildTestPanel() {
FormLayout layout = new FormLayout(
"right:pref, 3dlu, left:pref, 4dlu, left:pref");
DefaultFormBuilder builder = new DefaultFormBuilder(layout);
builder.setOpaque(false);
// Header
builder.append("Renderer");
builder.append(createCenteredLabel("Editable"));
builder.append(createCenteredLabel("Non-Editable"));
builder.append("Default");
builder.append(createComboBox(TEST_STR, true, null));
builder.append(createComboBox(TEST_STR, false, null));
builder.append("Panel");
builder.append(createComboBox(TEST_STR, true, panelRenderer));
builder.append(createComboBox(TEST_STR, false, panelRenderer));
builder.append("Narrow Margin");
builder.append(createComboBox(TEST_STR, true, narrowMarginRenderer));
builder.append(createComboBox(TEST_STR, false, narrowMarginRenderer));
builder.append("No Margin");
builder.append(createComboBox(TEST_STR, true, noMarginRenderer));
builder.append(createComboBox(TEST_STR, false, noMarginRenderer));
builder.append("Wide Margin");
builder.append(createComboBox(TEST_STR, true, wideMarginRenderer));
builder.append(createComboBox(TEST_STR, false, wideMarginRenderer));
return builder.getPanel();
}
private JComponent buildTable() {
String[] columnNames = {"Text", "Editable", "Non-Editable"};
Object[][] data = {
{TEST_STR, TEST_STR, TEST_STR },
{TEST_STR, TEST_STR, TEST_STR },
{TEST_STR, TEST_STR, TEST_STR},
{TEST_STR, TEST_STR, TEST_STR},
{TEST_STR, TEST_STR, TEST_STR}};
JTable table = new JTable(data, columnNames);
TableColumn editableColumn = table.getColumnModel().getColumn(1);
JComboBox editableCombo = createComboBox(TEST_STR, true, null);
editableColumn.setCellEditor(new DefaultCellEditor(editableCombo));
TableColumn nonEditableColumn = table.getColumnModel().getColumn(2);
JComboBox nonEditableCombo = createComboBox(TEST_STR, false, null);
nonEditableColumn.setCellEditor(new DefaultCellEditor(nonEditableCombo));
return new JScrollPane(table);
}
// Helper Code **********************************************************
private JLabel createCenteredLabel(String text) {
return new JLabel(text, JLabel.CENTER);
}
private JComboBox createComboBox(String selectedText, boolean editable, ListCellRenderer renderer) {
String[] values = new String[] {selectedText, "1", "2", "3", "4", "5", "Two", "Three", "Four", "Five", "Six", "Seven"};
JComboBox combo = new JComboBox(values);
combo.setEditable(editable);
if (renderer != null) {
combo.setRenderer(renderer);
}
return combo;
}
// Renderers **************************************************************
private static final class CustomMarginRenderer extends BasicComboBoxRenderer {
private CustomMarginRenderer(Border border) {
setBorder(border);
}
}
private static final class PanelRenderer extends JPanel implements ListCellRenderer {
private static Border noFocusBorder;
private final JLabel label;
private PanelRenderer() {
super(new BorderLayout());
if (noFocusBorder == null) {
noFocusBorder = new EmptyBorder(1, 1, 1, 1);
}
setOpaque(true);
setBorder(noFocusBorder);
label = new JLabel();
add(label, BorderLayout.CENTER);
}
public Component getListCellRendererComponent(
JList list,
Object value,
int index,
boolean isSelected,
boolean cellHasFocus)
{
setComponentOrientation(list.getComponentOrientation());
if (isSelected) {
setBackground(list.getSelectionBackground());
label.setForeground(list.getSelectionForeground());
} else {
setBackground(list.getBackground());
label.setForeground(list.getForeground());
}
if (value instanceof Icon) {
label.setIcon((Icon)value);
label.setText("");
} else {
label.setIcon(null);
label.setText((value == null) ? "" : value.toString());
}
label.setEnabled(list.isEnabled());
label.setFont(list.getFont());
setBorder((cellHasFocus) ? UIManager.getBorder("List.focusCellHighlightBorder") : noFocusBorder);
return this;
}
public void setForeground(Color c) {
if (label != null) {
label.setForeground(c);
}
}
}
}
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