svn-gvsig-desktop / branches / v10 / extensions / extAnnotations / src / com / iver / cit / gvsig / project / documents / view / tool / gui / FontChooser.java @ 11743
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1 | 11743 | caballero | package com.iver.cit.gvsig.project.documents.view.tool.gui; |
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3 | /**
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4 | * Copyright (C) 2005 the Lexi Project.
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5 | *
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6 | * This file is part of the Lexi document editor.
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7 | *
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8 | * Lexi is free software; you can redistribute it and/or modify
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9 | * it under the terms of the GNU General Public License as published by
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10 | * the Free Software Foundation; either version 2, or (at your option)
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11 | * any later version.
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12 | *
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13 | * Lexi is distributed in the hope that it will be useful, but
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14 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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16 | * General Public License for more details.
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17 | *
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18 | * You should have received a copy of the GNU General Public License
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19 | * along with GNU Classpath; see the file COPYING. If not, write to the
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20 | * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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21 | * 02110-1301 USA.
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22 | *
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23 | * Linking this library statically or dynamically with other modules is
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24 | * making a combined work based on this library. Thus, the terms and
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25 | * conditions of the GNU General Public License cover the whole combination.
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26 | */
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27 | |||
28 | import java.awt.BorderLayout; |
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29 | import java.awt.Component; |
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30 | import java.awt.FlowLayout; |
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31 | import java.awt.Font; |
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32 | import java.awt.GridLayout; |
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33 | import java.awt.event.ActionEvent; |
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34 | import java.awt.event.ActionListener; |
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35 | import java.awt.event.ItemEvent; |
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36 | import java.awt.event.ItemListener; |
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37 | import java.util.Enumeration; |
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38 | import java.util.Vector; |
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39 | |||
40 | import javax.swing.JButton; |
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41 | import javax.swing.JCheckBox; |
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42 | import javax.swing.JComboBox; |
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43 | import javax.swing.JFrame; |
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44 | import javax.swing.JList; |
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45 | import javax.swing.JPanel; |
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46 | import javax.swing.JScrollPane; |
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47 | import javax.swing.JSeparator; |
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48 | import javax.swing.JTextArea; |
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49 | import javax.swing.text.AttributeSet; |
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50 | import javax.swing.text.StyleConstants; |
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51 | import javax.swing.event.ListSelectionEvent; |
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52 | import javax.swing.event.ListSelectionListener; |
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53 | |||
54 | /**
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55 | * This class implements a Dialog for selecting a font, consisting of
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56 | * a font family, a style and a font size.
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57 | */
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58 | public final class FontChooser extends JPanel |
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59 | implements ActionListener, |
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60 | ListSelectionListener, ItemListener { |
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61 | // private Lexi m_app;
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62 | private JList m_fontList; |
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63 | private JTextArea m_prevArea; |
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64 | private JComboBox m_sizeBox; |
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65 | private JCheckBox m_boldBox, m_italicBox, m_plainBox; |
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66 | |||
67 | private boolean m_outcome; |
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68 | |||
69 | /**
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70 | * @param owner this Dialog's parent window.
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71 | * @param initial the initial font attributes
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72 | */
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73 | public FontChooser(JFrame owner, AttributeSet initial) { |
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74 | // super(owner, "Font Chooser");
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75 | setSize(700, 500); |
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76 | init(owner, initial); |
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77 | } |
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78 | |||
79 | /**
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80 | * Handle the actions associated with the 'ok' and the 'cancel' buttons
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81 | */
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82 | public void actionPerformed(ActionEvent e) { |
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83 | String command = e.getActionCommand();
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84 | if (command.equals("can-button")) { |
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85 | m_outcome = false;
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86 | // dispose();
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87 | } |
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88 | else if (command.equals("ok-button")) { |
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89 | m_outcome = true;
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90 | // dispose();
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91 | } |
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92 | } |
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93 | |||
94 | public boolean getOutcome() { |
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95 | return m_outcome;
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96 | } |
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97 | |||
98 | public int getFontSize() { |
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99 | return Integer.parseInt(m_sizeBox.getSelectedItem().toString()); |
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100 | } |
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101 | |||
102 | public int getFontStyle() { |
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103 | return m_plainBox.isSelected() ? Font.PLAIN : |
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104 | ((m_boldBox.isSelected() ? Font.BOLD : 0) + |
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105 | (m_italicBox.isSelected() ? Font.ITALIC : 0)); |
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106 | } |
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107 | |||
108 | public String getFontFamily() { |
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109 | return m_fontList.getSelectedValue().toString();
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110 | } |
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111 | |||
112 | /**
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113 | * Sets us up with the panels needed to create this font chooser
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114 | */
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115 | private void init(Component c, AttributeSet initial) { |
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116 | // m_app = (Lexi) c;
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117 | |||
118 | JPanel main = new JPanel(); |
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119 | JPanel buttonPanel = new JPanel(); |
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120 | JPanel listPanel = new JPanel(); |
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121 | JPanel fontPanel = new JPanel(); |
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122 | JPanel optionPanel = new JPanel(); |
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123 | JPanel previewPanel = new JPanel(); |
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124 | main.setLayout(new BorderLayout()); |
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125 | buttonPanel.setLayout(new FlowLayout()); |
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126 | fontPanel.setLayout(new BorderLayout()); |
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127 | optionPanel.setLayout(new GridLayout(3, 2)); |
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128 | |||
129 | // Registry reg = Lexi.getRegistry();
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130 | // Enumeration fontEnum = reg.getKeys("FONTS");
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131 | Vector fonts = new Vector(); |
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132 | // while (fontEnum.hasMoreElements()) {
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133 | // String fontKey = (String) fontEnum.nextElement();
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134 | // if (reg.getBoolean("FONTS", fontKey)) {
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135 | // fonts.add(fontKey);
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136 | // }
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137 | // }
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138 | |||
139 | m_fontList = new JList(fonts); |
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140 | m_fontList.addListSelectionListener(this);
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141 | |||
142 | JScrollPane scroller = new JScrollPane(m_fontList); |
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143 | listPanel.add(scroller); |
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144 | |||
145 | fontPanel.add(listPanel, BorderLayout.WEST);
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146 | fontPanel.add(optionPanel, BorderLayout.EAST);
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147 | |||
148 | // int[] sizes = m_app.getFontSizes();
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149 | m_sizeBox = new JComboBox(); |
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150 | // for (int k = 0; k < sizes.length; k++) {
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151 | // m_sizeBox.addItem(Integer.toString(sizes[k]));
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152 | // }
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153 | m_sizeBox.setEditable(false);
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154 | m_sizeBox.addItemListener(this);
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155 | |||
156 | optionPanel.add(m_sizeBox); |
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157 | optionPanel.add(new JSeparator()); |
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158 | m_boldBox = new JCheckBox("Bold", false); |
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159 | m_boldBox.addItemListener(this);
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160 | m_italicBox = new JCheckBox("Italic", false); |
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161 | m_italicBox.addItemListener(this);
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162 | m_plainBox = new JCheckBox("Regular", false); |
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163 | m_plainBox.addItemListener(this);
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164 | |||
165 | // Select the initial font style, size and family
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166 | boolean bold = StyleConstants.isBold(initial); |
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167 | boolean italic = StyleConstants.isItalic(initial); |
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168 | if (!(bold || italic)) {
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169 | m_plainBox.setSelected(true);
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170 | m_plainBox.setEnabled(true);
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171 | m_boldBox.setEnabled(false);
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172 | m_italicBox.setEnabled(false);
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173 | } |
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174 | else {
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175 | if (bold) {
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176 | m_boldBox.setSelected(true);
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177 | } |
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178 | if (italic) {
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179 | m_italicBox.setSelected(true);
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180 | } |
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181 | m_plainBox.setEnabled(false);
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182 | m_boldBox.setEnabled(true);
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183 | m_italicBox.setEnabled(true);
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184 | } |
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185 | String fontSize = Integer.toString(StyleConstants.getFontSize(initial)); |
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186 | m_sizeBox.setSelectedItem(fontSize); |
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187 | String fontFamily = StyleConstants.getFontFamily(initial); |
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188 | m_fontList.setSelectedValue(fontFamily, true);
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189 | |||
190 | optionPanel.add(m_plainBox); |
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191 | optionPanel.add(m_italicBox); |
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192 | optionPanel.add(m_boldBox); |
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193 | |||
194 | // Button Pane
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195 | JButton okButton = new JButton("OK"); |
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196 | okButton.setActionCommand("ok-button");
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197 | okButton.addActionListener(this);
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198 | JButton cancelButton = new JButton("Cancel"); |
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199 | cancelButton.setActionCommand("can-button");
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200 | cancelButton.addActionListener(this);
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201 | buttonPanel.add(okButton); |
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202 | buttonPanel.add(cancelButton); |
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203 | |||
204 | // Preview Pane
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205 | m_prevArea = new JTextArea("The Quick Brown Fox..."); |
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206 | m_prevArea.setSize(200, 200); |
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207 | m_prevArea.setEditable(false);
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208 | previewPanel.add(m_prevArea); |
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209 | paintPreviewArea(true);
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210 | |||
211 | // Add Stuff to Main
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212 | main.add(fontPanel, BorderLayout.NORTH);
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213 | main.add(previewPanel, BorderLayout.CENTER);
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214 | main.add(buttonPanel, BorderLayout.SOUTH);
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215 | |||
216 | // getContentPane().add(main);
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217 | // pack();
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218 | // set the position of the dialog.
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219 | // setLocationRelativeTo(c);
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220 | } |
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221 | |||
222 | /**
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223 | * Handles the list of fonts and the changes
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224 | */
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225 | public void itemStateChanged(ItemEvent iEv) { |
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226 | if (iEv.getItem() == m_plainBox && iEv.getStateChange() == ItemEvent.SELECTED) { |
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227 | m_boldBox.setEnabled(false);
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228 | m_italicBox.setEnabled(false);
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229 | } |
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230 | if (iEv.getItem() == m_plainBox &&
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231 | iEv.getStateChange() == ItemEvent.DESELECTED) {
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232 | m_boldBox.setEnabled(true);
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233 | m_italicBox.setEnabled(true);
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234 | } |
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235 | paintPreviewArea(true);
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236 | } |
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237 | |||
238 | /**
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239 | * Handles the changes in the font size ComboBox
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240 | */
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241 | public void valueChanged(ListSelectionEvent listEv) { |
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242 | paintPreviewArea(true);
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243 | } |
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244 | |||
245 | private void paintPreviewArea(boolean repaint) { |
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246 | if (m_prevArea != null) { |
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247 | Object sizeSelection = m_sizeBox.getSelectedItem();
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248 | Object familySelection = m_fontList.getSelectedValue();
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249 | |||
250 | int size = Integer.parseInt(sizeSelection.toString()); |
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251 | String family = familySelection.toString();
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252 | int style = m_plainBox.isSelected() ? Font.PLAIN : |
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253 | ((m_boldBox.isSelected() ? Font.BOLD : 0) + |
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254 | (m_italicBox.isSelected() ? Font.ITALIC : 0)); |
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255 | Font newFont = new Font(family, style, size); |
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256 | m_prevArea.setFont(newFont); |
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257 | |||
258 | // Changing the font of the displayed text may cause the
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259 | // preview area's preferred size to change.
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260 | if (repaint) {
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261 | // pack();
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262 | } |
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263 | } |
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264 | } |
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265 | } |