Mega Code Archive
Advanced Font Chooser revised by pole
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import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.FlowLayout;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.GraphicsEnvironment;
import java.awt.GridLayout;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.font.TextAttribute;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.HashMap;
import java.util.Map;
import javax.accessibility.AccessibleContext;
import javax.accessibility.AccessibleRole;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.ButtonGroup;
import javax.swing.DefaultListModel;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JComboBox;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JRadioButton;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.ListCellRenderer;
import javax.swing.ListModel;
import javax.swing.ToolTipManager;
import javax.swing.border.CompoundBorder;
import javax.swing.border.EtchedBorder;
import javax.swing.border.LineBorder;
import javax.swing.border.MatteBorder;
import javax.swing.border.TitledBorder;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import javax.swing.text.AttributeSet;
import javax.swing.text.MutableAttributeSet;
import javax.swing.text.SimpleAttributeSet;
import javax.swing.text.StyleConstants;
import static java.awt.font.TextAttribute.*;
public class FontChooserWithPole extends JDialog {
protected int Closed_Option = JOptionPane.CLOSED_OPTION;
protected InputList fontNameInputList = new InputList(fontNames, "Name:");
protected InputList fontSizeInputList = new InputList(fontSizes, "Size:");
protected MutableAttributeSet attributes;
protected JCheckBox boldCheckBox = new JCheckBox("Bold");
protected JCheckBox italicCheckBox = new JCheckBox("Italic");
protected JCheckBox underlineCheckBox = new JCheckBox("Underline");
protected JCheckBox strikethroughCheckBox = new JCheckBox("Strikethrough");
protected JCheckBox subscriptCheckBox = new JCheckBox("Subscript");
protected JCheckBox superscriptCheckBox = new JCheckBox("Superscript");
protected ColorComboBox colorComboBox;
protected FontLabel previewLabel;
public static String[] fontNames;
public static String[] fontSizes;
private static final String PREVIEW_TEXT = "Preview Font";
public FontChooserWithPole(JFrame owner) {
super(owner, "Font Chooser", false);
getContentPane().setLayout(
new BoxLayout(getContentPane(), BoxLayout.Y_AXIS));
JPanel p = new JPanel(new GridLayout(1, 2, 10, 2));
p.setBorder(new TitledBorder(new EtchedBorder(), "Font"));
p.add(fontNameInputList);
fontNameInputList.setDisplayedMnemonic('n');
fontNameInputList.setToolTipText("Font name");
p.add(fontSizeInputList);
fontSizeInputList.setDisplayedMnemonic('s');
fontSizeInputList.setToolTipText("Font size");
getContentPane().add(p);
p = new JPanel(new GridLayout(2, 3, 10, 5));
p.setBorder(new TitledBorder(new EtchedBorder(), "Effects"));
boldCheckBox.setMnemonic('b');
boldCheckBox.setToolTipText("Bold font");
p.add(boldCheckBox);
italicCheckBox.setMnemonic('i');
italicCheckBox.setToolTipText("Italic font");
p.add(italicCheckBox);
underlineCheckBox.setMnemonic('u');
underlineCheckBox.setToolTipText("Underline font");
p.add(underlineCheckBox);
strikethroughCheckBox.setMnemonic('r');
strikethroughCheckBox.setToolTipText("Strikethrough font");
p.add(strikethroughCheckBox);
subscriptCheckBox.setMnemonic('t');
subscriptCheckBox.setToolTipText("Subscript font");
p.add(subscriptCheckBox);
superscriptCheckBox.setMnemonic('p');
superscriptCheckBox.setToolTipText("Superscript font");
p.add(superscriptCheckBox);
getContentPane().add(p);
getContentPane().add(Box.createVerticalStrut(5));
p = new JPanel();
p.setLayout(new BoxLayout(p, BoxLayout.X_AXIS));
p.add(Box.createHorizontalStrut(10));
JLabel lbl = new JLabel("Color:");
lbl.setDisplayedMnemonic('c');
p.add(lbl);
p.add(Box.createHorizontalStrut(20));
colorComboBox = new ColorComboBox();
lbl.setLabelFor(colorComboBox);
colorComboBox.setToolTipText("Font color");
ToolTipManager.sharedInstance().registerComponent(colorComboBox);
p.add(colorComboBox);
p.add(Box.createHorizontalStrut(10));
getContentPane().add(p);
p = new JPanel(new BorderLayout());
p.setBorder(new TitledBorder(new EtchedBorder(), "Preview"));
previewLabel = new FontLabel(PREVIEW_TEXT);
p.add(previewLabel, BorderLayout.CENTER);
getContentPane().add(p);
p = new JPanel(new FlowLayout());
JPanel p1 = new JPanel(new GridLayout(1, 2, 10, 2));
JButton btOK = new JButton("OK");
btOK.setToolTipText("Save and exit");
getRootPane().setDefaultButton(btOK);
ActionListener actionListener = new ActionListener() {
public void actionPerformed(ActionEvent e) {
Closed_Option = JOptionPane.OK_OPTION;
dispose();
}
};
btOK.addActionListener(actionListener);
p1.add(btOK);
JButton btCancel = new JButton("Cancel");
btCancel.setToolTipText("Exit without save");
actionListener = new ActionListener() {
public void actionPerformed(ActionEvent e) {
Closed_Option = JOptionPane.CANCEL_OPTION;
dispose();
}
};
btCancel.addActionListener(actionListener);
p1.add(btCancel);
p.add(p1);
getContentPane().add(p);
pack();
setResizable(false);
ListSelectionListener listSelectListener = new ListSelectionListener() {
public void valueChanged(ListSelectionEvent e) {
updatePreview();
}
}; fontNameInputList.addListSelectionListener(listSelectListener);
fontSizeInputList.addListSelectionListener(listSelectListener);
actionListener = new ActionListener() {
public void actionPerformed(ActionEvent e) {
updatePreview();
}
};
boldCheckBox.addActionListener(actionListener);
italicCheckBox.addActionListener(actionListener);
colorComboBox.addActionListener(actionListener);
underlineCheckBox.addActionListener(actionListener);
strikethroughCheckBox.addActionListener(actionListener);
subscriptCheckBox.addActionListener(actionListener);
superscriptCheckBox.addActionListener(actionListener);
}
public void setAttributes(AttributeSet a) {
attributes = new SimpleAttributeSet(a);
String name = StyleConstants.getFontFamily(a);
fontNameInputList.setSelected(name);
int size = StyleConstants.getFontSize(a);
fontSizeInputList.setSelectedInt(size);
boldCheckBox.setSelected(StyleConstants.isBold(a));
italicCheckBox.setSelected(StyleConstants.isItalic(a));
underlineCheckBox.setSelected(StyleConstants.isUnderline(a));
strikethroughCheckBox.setSelected(StyleConstants.isStrikeThrough(a));
subscriptCheckBox.setSelected(StyleConstants.isSubscript(a));
superscriptCheckBox.setSelected(StyleConstants.isSuperscript(a));
colorComboBox.setSelectedItem(StyleConstants.getForeground(a));
updatePreview();
}
public AttributeSet getAttributes() {
if (attributes == null)
return null;
StyleConstants.setFontFamily(attributes, fontNameInputList
.getSelected());
StyleConstants.setFontSize(attributes, fontSizeInputList
.getSelectedInt());
StyleConstants.setBold(attributes, boldCheckBox.isSelected());
StyleConstants.setItalic(attributes, italicCheckBox.isSelected());
StyleConstants.setUnderline(attributes, underlineCheckBox.isSelected());
StyleConstants.setStrikeThrough(attributes, strikethroughCheckBox
.isSelected());
StyleConstants.setSubscript(attributes, subscriptCheckBox.isSelected());
StyleConstants.setSuperscript(attributes, superscriptCheckBox
.isSelected());
StyleConstants.setForeground(attributes, (Color) colorComboBox.getSelectedItem());
return attributes;
}
public int getOption() {
return Closed_Option;
}
protected void updatePreview() {
StringBuilder previewText = new StringBuilder(PREVIEW_TEXT);
String name = fontNameInputList.getSelected();
int size = fontSizeInputList.getSelectedInt();
if (size <= 0)
return;
Map<TextAttribute, Object> attributes = new HashMap<TextAttribute, Object>();
attributes.put(FAMILY, name);
attributes.put(SIZE, (float)size);
// Using HTML to force JLabel manage natively unsupported attributes
if (underlineCheckBox.isSelected() || strikethroughCheckBox.isSelected()){
previewText.insert(0,"<html>");
previewText.append("</html>");
}
if (underlineCheckBox.isSelected()){
attributes.put(UNDERLINE, UNDERLINE_LOW_ONE_PIXEL);
previewText.insert(6,"<u>");
previewText.insert(previewText.length() - 7, "</u>");
}
if (strikethroughCheckBox.isSelected()){
attributes.put(STRIKETHROUGH, STRIKETHROUGH_ON);
previewText.insert(6,"<strike>");
previewText.insert(previewText.length() - 7, "</strike>");
}
if (boldCheckBox.isSelected())
attributes.put(WEIGHT, WEIGHT_BOLD);
if (italicCheckBox.isSelected())
attributes.put(POSTURE, POSTURE_OBLIQUE);
if (subscriptCheckBox.isSelected()){
attributes.put(SUPERSCRIPT, SUPERSCRIPT_SUB);
}
if (superscriptCheckBox.isSelected())
attributes.put(SUPERSCRIPT, SUPERSCRIPT_SUPER);
superscriptCheckBox.setEnabled(!subscriptCheckBox.isSelected());
subscriptCheckBox.setEnabled(!superscriptCheckBox.isSelected());
Font fn = new Font(attributes);
previewLabel.setText(previewText.toString());
previewLabel.setFont(fn);
Color c = (Color) colorComboBox.getSelectedItem();
previewLabel.setForeground(c);
previewLabel.repaint();
}
public static void main(String argv[]) {
GraphicsEnvironment ge = GraphicsEnvironment
.getLocalGraphicsEnvironment();
fontNames = ge.getAvailableFontFamilyNames();
fontSizes = new String[] { "8", "9", "10", "11", "12", "14", "16",
"18", "20", "22", "24", "26", "28", "36", "48", "72" };
FontChooserWithPole dlg = new FontChooserWithPole(new JFrame());
SimpleAttributeSet a = new SimpleAttributeSet();
StyleConstants.setFontFamily(a, "Monospaced");
StyleConstants.setFontSize(a, 12);
dlg.setAttributes(a);
dlg.setVisible(true);
}
}
class InputList extends JPanel implements ListSelectionListener, ActionListener {
protected JLabel label = new JLabel();
protected JTextField textfield;
protected JList list;
protected JScrollPane scroll;
public InputList(String[] data, String title) {
setLayout(null);
add(label);
textfield = new OpelListText();
textfield.addActionListener(this);
label.setLabelFor(textfield);
add(textfield);
list = new OpelListList(data);
list.setVisibleRowCount(4);
list.addListSelectionListener(this);
scroll = new JScrollPane(list);
add(scroll);
}
public InputList(String title, int numCols) {
setLayout(null);
label = new OpelListLabel(title, JLabel.LEFT);
add(label);
textfield = new OpelListText(numCols);
textfield.addActionListener(this);
label.setLabelFor(textfield);
add(textfield);
list = new OpelListList();
list.setVisibleRowCount(4);
list.addListSelectionListener(this);
scroll = new JScrollPane(list);
add(scroll);
}
public void setToolTipText(String text) {
super.setToolTipText(text);
label.setToolTipText(text);
textfield.setToolTipText(text);
list.setToolTipText(text);
}
public void setDisplayedMnemonic(char ch) {
label.setDisplayedMnemonic(ch);
}
public void setSelected(String sel) {
list.setSelectedValue(sel, true);
textfield.setText(sel);
}
public String getSelected() {
return textfield.getText();
}
public void setSelectedInt(int value) {
setSelected(Integer.toString(value));
}
public int getSelectedInt() {
try {
return Integer.parseInt(getSelected());
} catch (NumberFormatException ex) {
return -1;
}
}
public void valueChanged(ListSelectionEvent e) {
Object obj = list.getSelectedValue();
if (obj != null)
textfield.setText(obj.toString());
}
public void actionPerformed(ActionEvent e) {
ListModel model = list.getModel();
String key = textfield.getText().toLowerCase();
for (int k = 0; k < model.getSize(); k++) {
String data = (String) model.getElementAt(k);
if (data.toLowerCase().startsWith(key)) {
list.setSelectedValue(data, true);
break;
}
}
}
public void addListSelectionListener(ListSelectionListener lst) {
list.addListSelectionListener(lst);
}
public Dimension getPreferredSize() {
Insets ins = getInsets();
Dimension labelSize = label.getPreferredSize();
Dimension textfieldSize = textfield.getPreferredSize();
Dimension scrollPaneSize = scroll.getPreferredSize();
int w = Math.max(Math.max(labelSize.width, textfieldSize.width),
scrollPaneSize.width);
int h = labelSize.height + textfieldSize.height + scrollPaneSize.height;
return new Dimension(w + ins.left + ins.right, h + ins.top + ins.bottom);
}
public Dimension getMaximumSize() {
return getPreferredSize();
}
public Dimension getMinimumSize() {
return getPreferredSize();
}
public void doLayout() {
Insets ins = getInsets();
Dimension size = getSize();
int x = ins.left;
int y = ins.top;
int w = size.width - ins.left - ins.right;
int h = size.height - ins.top - ins.bottom;
Dimension labelSize = label.getPreferredSize();
label.setBounds(x, y, w, labelSize.height);
y += labelSize.height;
Dimension textfieldSize = textfield.getPreferredSize();
textfield.setBounds(x, y, w, textfieldSize.height);
y += textfieldSize.height;
scroll.setBounds(x, y, w, h - y);
}
public void appendResultSet(ResultSet results, int index,
boolean toTitleCase) {
textfield.setText("");
DefaultListModel model = new DefaultListModel();
try {
while (results.next()) {
String str = results.getString(index);
if (toTitleCase) {
str = Character.toUpperCase(str.charAt(0))
+ str.substring(1);
}
model.addElement(str);
}
} catch (SQLException ex) {
System.err.println("appendResultSet: " + ex.toString());
}
list.setModel(model);
if (model.getSize() > 0)
list.setSelectedIndex(0);
}
class OpelListLabel extends JLabel {
public OpelListLabel(String text, int alignment) {
super(text, alignment);
}
public AccessibleContext getAccessibleContext() {
return InputList.this.getAccessibleContext();
}
}
class OpelListText extends JTextField {
public OpelListText() {
}
public OpelListText(int numCols) {
super(numCols);
}
public AccessibleContext getAccessibleContext() {
return InputList.this.getAccessibleContext();
}
}
class OpelListList extends JList {
public OpelListList() {
}
public OpelListList(String[] data) {
super(data);
}
public AccessibleContext getAccessibleContext() {
return InputList.this.getAccessibleContext();
}
}
// Accessibility Support
public AccessibleContext getAccessibleContext() {
if (accessibleContext == null)
accessibleContext = new AccessibleOpenList();
return accessibleContext;
}
protected class AccessibleOpenList extends AccessibleJComponent {
public String getAccessibleName() {
System.out.println("getAccessibleName: " + accessibleName);
if (accessibleName != null)
return accessibleName;
return label.getText();
}
public AccessibleRole getAccessibleRole() {
return AccessibleRole.LIST;
}
}
}
class FontLabel extends JLabel {
public FontLabel(String text) {
super(text, JLabel.CENTER);
setBackground(Color.white);
setForeground(Color.black);
setOpaque(true);
setBorder(new LineBorder(Color.black));
setPreferredSize(new Dimension(120, 40));
}
}
class ColorComboBox extends JComboBox {
public ColorComboBox() {
int[] values = new int[] { 0, 128, 192, 255 };
for (int r = 0; r < values.length; r++)
for (int g = 0; g < values.length; g++)
for (int b = 0; b < values.length; b++) {
Color c = new Color(values[r], values[g], values[b]);
addItem(c);
}
setRenderer(new ColorComboRenderer1());
}
class ColorComboRenderer1 extends JPanel implements ListCellRenderer {
protected Color m_c = Color.black;
public ColorComboRenderer1() {
super();
setBorder(new CompoundBorder(new MatteBorder(2, 10, 2, 10,
Color.white), new LineBorder(Color.black)));
}
public Component getListCellRendererComponent(JList list, Object obj,
int row, boolean sel, boolean hasFocus) {
if (obj instanceof Color)
m_c = (Color) obj;
return this;
}
public void paint(Graphics g) {
setBackground(m_c);
super.paint(g);
}
}
}
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