zfontchooser.java

用Java写的报表.功能如下: 0.内建网络打印,网络预览功能！ 1.文件操作。包括url 指定的文件。 2.全功能打印支持。包括打印预览。 3.Undo 和 redo。 4.合并单元格。 5.Cel

/*
 * Copyright 2002 EZCell , Inc. All rights reserved.
 * Version  1.0.
 * Author   W.John
 */
/*
 * put your module comment here
 * formatted with JxBeauty (c) [e-mail]
 */
package ezcell;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.FlowLayout;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.GraphicsEnvironment;
import java.awt.GridLayout;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.BoxLayout;
import javax.swing.JButton;
import javax.swing.JCheckBox;
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.JScrollPane;
import javax.swing.JTextField;
import javax.swing.ListModel;
import javax.swing.border.EtchedBorder;
import javax.swing.border.LineBorder;
import javax.swing.border.TitledBorder;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;


/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2001</p>
 * <p>Company: </p>
 * @author unascribed
 * @version 1.0
 */
public class ZFontChooser extends JDialog {
    static private ZFontChooser sharedInstance;
    protected int option = JOptionPane.CLOSED_OPTION;
    protected OpenList fontNames;
    protected OpenList fontSizes;
    protected JCheckBox boldCheck;
    protected JCheckBox italicCheck;
    protected JCheckBox outlineCheck;
    protected ZColorPicker outlineColor;
    protected _Preview preview;

    public ZFontChooser(JFrame owner) {
        super(owner, "Font", true);
        getContentPane().setLayout(new BoxLayout(getContentPane(), BoxLayout.Y_AXIS));

        // create font names and sizes
        GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
        String[] names = ge.getAvailableFontFamilyNames();
        String[] sizes = new String[] {
            "8", "9", "10", "11", "12", "14", "16", "18", "20", "22", "24", "26", "28", "36", "48", "72"
        };
        JPanel p = new JPanel(new GridLayout(1, 2, 10, 2));
        p.setBorder(new TitledBorder(new EtchedBorder(), "Font"));
        fontNames = new OpenList(names, "Name:");
        p.add(fontNames);
        fontSizes = new OpenList(sizes, "Size:");
        p.add(fontSizes);
        getContentPane().add(p);
        p = new JPanel(new GridLayout(2, 3, 10, 5));
        p.setBorder(new TitledBorder(new EtchedBorder(), "Effects"));
        boldCheck = new JCheckBox("Bold");
        p.add(boldCheck);
        italicCheck = new JCheckBox("Italic");
        p.add(italicCheck);
        outlineCheck = new JCheckBox("Outline");
        p.add(outlineCheck);
        outlineColor = new ZColorPicker();

        p.add(outlineColor);

        getContentPane().add(p);
        p = new JPanel(new BorderLayout());
        p.setBorder(new TitledBorder(new EtchedBorder(), "Preview"));
        preview = new _Preview();
        preview.setBackground(Color.white);
        preview.setForeground(Color.black);
        preview.setOpaque(true);
        preview.setBorder(new LineBorder(Color.black));
        preview.setPreferredSize(new Dimension(120, 40));
        p.add(preview, 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");
        ActionListener lst = new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                option = JOptionPane.OK_OPTION;
                setVisible(false);
            }
        };

        btOK.addActionListener(lst);
        p1.add(btOK);

        JButton btCancel = new JButton("Cancel");
        lst = new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                option = JOptionPane.CANCEL_OPTION;
                setVisible(false);
            }
        };


        btCancel.addActionListener(lst);
        p1.add(btCancel);
        p.add(p1);
        getContentPane().add(p);
        pack();
        setResizable(false);

        ListSelectionListener lsel = new ListSelectionListener() {
            public void valueChanged(ListSelectionEvent e) {
                updatePreview();
            }
        };

        fontNames.addListSelectionListener(lsel);
        fontSizes.addListSelectionListener(lsel);
        lst = new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                if (e.getSource() == outlineCheck) {
                    outlineColor.setEnabled(outlineCheck.isSelected());
                }

                updatePreview();
            }
        };


        boldCheck.addActionListener(lst);
        italicCheck.addActionListener(lst);
        outlineCheck.addActionListener(lst);
        ZToolkit.moveCenter(this);
    }

    /**
     *
     * @param font
     */
    public void setFont(ZFont font) {
        fontNames.setSelected(font.name);
        fontSizes.setSelectedInt(font.size);
        boldCheck.setSelected(font.isBold());
        italicCheck.setSelected(font.isItalic());

        Object color = font.getOutlineColor();

        if (color == null) {
            color = Color.red;
        }

        outlineColor.setSelectedItem(color);
        outlineCheck.setSelected(font.isOutline());
        updatePreview();
    }

    /**
     *
     * @return
     */
    public ZFont getSelectedFont() {
        ZFont font = new ZFont(fontNames.getSelected(), 0, Integer.parseInt(fontSizes.getSelected()));
        font.setBold(boldCheck.isSelected());
        font.setItalic(italicCheck.isSelected());
        font.setOutline(outlineCheck.isSelected());
        font.setOutlineColor(outlineColor.getColor());

        return font;
    }

    /**
     *
     * @param font
     *
     * @return
     */
    public int show(ZFont font) {
        setFont(font);
        setVisible(true);

        return option;
    }

   public static ZFontChooser getSharedInstace(JFrame owner) {
        if (sharedInstance == null) {
            sharedInstance = new ZFontChooser(owner);
        }

        return sharedInstance;
    }

    /**
     */
    private void updatePreview() {
        preview.repaint();
    }

    /**
     * DOCUMENT ME!
     *
     * @version 1.00
     * @author W.John
     */
    class _Preview extends JPanel {
        /**
         *
         * @param g
         */
        public void paintComponent(Graphics g) {
            super.paintComponent(g);

            ZFont font = getSelectedFont();
            font.paint((Graphics2D) g, new ZRect(0, 0, this.getWidth(), this.getHeight()), " ZCell Chooser ", ZBase.XCENTER,
                       ZBase.YCENTER,false);
        }
    }
}

/**
 * DOCUMENT ME!
 *
 * @version 1.00
 * @author W.John
 */
class OpenList extends JPanel implements ListSelectionListener, ActionListener {
    protected JLabel title;
    protected JTextField text;
    protected JList list;
    protected JScrollPane scroll;

    public OpenList(String[] data, String t) {
        setLayout(null);
        title = new JLabel(t, JLabel.LEFT);
        add(title);
        text = new JTextField();
        text.addActionListener(this);
        add(text);
        list = new JList(data);
        list.setVisibleRowCount(4);
        list.addListSelectionListener(this);
        scroll = new JScrollPane(list);
        add(scroll);
    }

    /**
     *
     * @return
     */
    public Dimension getMaximumSize() {
        Insets ins = getInsets();
        Dimension d1 = title.getMaximumSize();
        Dimension d2 = text.getMaximumSize();
        Dimension d3 = scroll.getMaximumSize();
        int w = Math.max(Math.max(d1.width, d2.width), d3.width);
        int h = d1.height + d2.height + d3.height;

        return new Dimension(w + ins.left + ins.right, h + ins.top + ins.bottom);
    }

    /**
     *
     * @return
     */
    public Dimension getMinimumSize() {
        Insets ins = getInsets();
        Dimension d1 = title.getMinimumSize();
        Dimension d2 = text.getMinimumSize();
        Dimension d3 = scroll.getMinimumSize();
        int w = Math.max(Math.max(d1.width, d2.width), d3.width);
        int h = d1.height + d2.height + d3.height;

        return new Dimension(w + ins.left + ins.right, h + ins.top + ins.bottom);
    }

    /**
     *
     * @return
     */
    public Dimension getPreferredSize() {
        Insets ins = getInsets();
        Dimension d1 = title.getPreferredSize();
        Dimension d2 = text.getPreferredSize();
        Dimension d3 = scroll.getPreferredSize();
        int w = Math.max(Math.max(d1.width, d2.width), d3.width);
        int h = d1.height + d2.height + d3.height;

        return new Dimension(w + ins.left + ins.right, h + ins.top + ins.bottom);
    }

    /**
     *
     * @param sel
     */
    public void setSelected(String sel) {
        list.setSelectedValue(sel, true);
        text.setText(sel);
    }

    /**
     *
     * @return
     */
    public String getSelected() {
        return text.getText();
    }

    /**
     *
     * @param value
     */
    public void setSelectedInt(int value) {
        setSelected(Integer.toString(value));
    }

    /**
     *
     * @return
     */
    public int getSelectedInt() {
        try {
            return Integer.parseInt(getSelected());
        } catch (NumberFormatException ex) {
            return -1;
        }
    }

    /**
     *
     * @param e
     */
    public void actionPerformed(ActionEvent e) {
        ListModel model = list.getModel();
        String key = text.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;
            }
        }
    }

    /**
     *
     * @param lst
     */
    public void addListSelectionListener(ListSelectionListener lst) {
        list.addListSelectionListener(lst);
    }

    /**
     */
    public void doLayout() {
        Insets ins = getInsets();
        Dimension d = getSize();
        int x = ins.left;
        int y = ins.top;
        int w = d.width - ins.left - ins.right;
        int h = d.height - ins.top - ins.bottom;
        Dimension d1 = title.getPreferredSize();
        title.setBounds(x, y, w, d1.height);
        y += d1.height;

        Dimension d2 = text.getPreferredSize();
        text.setBounds(x, y, w, d2.height);
        y += d2.height;
        scroll.setBounds(x, y, w, h - y);
    }

    /**
     *
     * @param e
     */
    public void valueChanged(ListSelectionEvent e) {
        Object obj = list.getSelectedValue();

        if (obj != null) {
            text.setText(obj.toString());
        }
    }
}