1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.gui;
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3 |
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4 | import java.awt.Component;
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5 | import java.awt.HeadlessException;
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6 |
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7 | import javax.swing.Icon;
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8 | import javax.swing.JDialog;
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9 | import javax.swing.JOptionPane;
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10 |
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11 | import org.openstreetmap.josm.Main;
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12 |
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13 | /**
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14 | * OptionPaneUtil provides static utility methods for displaying modal message dialogs.
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15 | *
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16 | * They wrap the methods provided by {@see JOptionPane}. Within JOSM you should use these
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17 | * methods rather than the bare methods from {@see JOptionPane} because the methods provided
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18 | * by OptionPaneUtil ensure that a dialog window is always on top and isn't hidden by one of the
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19 | * JOSM windows for detached dialogs, relation editors, history browser and the like.
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20 | *
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21 | * Typical usage for a message dialog:
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22 | * <pre>
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23 | * OptionPaneUtil.showMessageDialog(Main.parent, tr("My message"), tr("My title"), JOptionPane.WARNING_MESSAGE);
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24 | * </pre>
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25 | *
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26 | */
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27 | @Deprecated
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28 | public class OptionPaneUtil {
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29 |
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30 | /**
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31 | * this is static utility class, no instances allowed
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32 | */
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33 | private OptionPaneUtil () {}
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34 |
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35 | /**
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36 | * prepares a dialog as message dialog which is always on the top of the windows
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37 | * stack
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38 | *
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39 | * @param dialog the dialog
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40 | */
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41 | static protected void prepareDialog(JDialog dialog) {
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42 | // FIXME: this is a temporary solution. I'm still looking for an approach which
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43 | // works across all OS and WMs. Can we get rid of "always-on-top" in JOSM
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44 | // completely?
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45 | //
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46 | dialog.setModal(true);
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47 | dialog.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);
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48 | }
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49 |
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50 | /**
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51 | * Displays an message in modal dialog with an OK button. Makes sure the dialog
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52 | * is always on top even if there are other open windows like detached dialogs,
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53 | * relation editors, history browsers and the like.
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54 | *
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55 | * @param parent the parent component
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56 | * @param message the message
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57 | * @param title the title
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58 | * @param messageType the message type
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59 | *
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60 | * @see JOptionPane#INFORMATION_MESSAGE
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61 | * @see JOptionPane#WARNING_MESSAGE
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62 | * @see JOptionPane#ERROR_MESSAGE
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63 | */
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64 | static public void showMessageDialog(Component parent, Object message, String title, int messageType) {
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65 | JOptionPane op = new JOptionPane(
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66 | message,
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67 | messageType
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68 | );
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69 | JDialog dialog = op.createDialog(Main.parent, title);
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70 | prepareDialog(dialog);
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71 | dialog.setVisible(true);
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72 | }
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73 |
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74 |
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75 | /**
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76 | * Displays an confirmation dialog with two or three buttons. Makes sure the dialog
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77 | * is always on top even if there are other open windows like detached dialogs,
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78 | * relation editors, history browsers and the like.
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79 | *
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80 | * Set <code>optionType</code> to {@see JOptionPane#YES_NO_OPTION} for a dialog with a YES and
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81 | * a NO button.
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82 |
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83 | * Set <code>optionType</code> to {@see JOptionPane#YES_NO_CANCEL_OPTION} for a dialog with a YES,
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84 | * a NO and a CANCEL button
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85 | *
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86 | * @param parent the parent component
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87 | * @param message the message
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88 | * @param title the title
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89 | * @param optionType the option type
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90 | * @param messageType the message type
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91 | *
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92 | * @see JOptionPane#INFORMATION_MESSAGE
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93 | * @see JOptionPane#WARNING_MESSAGE
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94 | * @see JOptionPane#ERROR_MESSAGE
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95 | */
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96 | static public int showConfirmationDialog(Component parent, Object message, String title, int optionType, int messageType) throws HeadlessException {
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97 | JOptionPane op = new JOptionPane(
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98 | message,
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99 | messageType,
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100 | optionType
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101 | );
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102 | JDialog dialog = op.createDialog(Main.parent, title);
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103 | prepareDialog(dialog);
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104 | dialog.setVisible(true);
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105 | Object value = op.getValue();
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106 | if (value == null || ! (value instanceof Integer))
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107 | return JOptionPane.CLOSED_OPTION;
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108 | return (Integer)value;
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109 | }
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110 |
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111 | /**
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112 | * Displays an confirmation dialog with some option buttons given by <code>optionType</code>.
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113 | * It is always on top even if there are other open windows like detached dialogs,
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114 | * relation editors, history browsers and the like.
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115 | *
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116 | * Set <code>optionType</code> to {@see JOptionPane#YES_NO_OPTION} for a dialog with a YES and
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117 | * a NO button.
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118 |
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119 | * Set <code>optionType</code> to {@see JOptionPane#YES_NO_CANCEL_OPTION} for a dialog with a YES,
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120 | * a NO and a CANCEL button
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121 | *
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122 | * Replies true, if the selected option is equal to <code>trueOption</code>, otherwise false.
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123 | *
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124 | * @param parent the parent component
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125 | * @param message the message
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126 | * @param title the title
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127 | * @param optionType the option type
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128 | * @param messageType the message type
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129 | * @param trueOption if this option is selected the method replies true
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130 | *
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131 | *
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132 | * @return true, if the selected option is equal to <code>trueOption</code>, otherwise false.
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133 | *
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134 | * @see JOptionPane#INFORMATION_MESSAGE
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135 | * @see JOptionPane#WARNING_MESSAGE
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136 | * @see JOptionPane#ERROR_MESSAGE
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137 | */
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138 | static public boolean showConfirmationDialog(Component parent, Object message, String title, int optionType, int messageType, int trueOption) throws HeadlessException {
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139 | int ret = showConfirmationDialog(parent, message, title, optionType, messageType);
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140 | return ret == trueOption;
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141 | }
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142 |
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143 | /**
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144 | * Displays an confirmation dialog with three buttons: YES, NO and CANCEL. Makes sure the dialog
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145 | * is always on top even if there are other open windows like detached dialogs,
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146 | * relation editors, history browsers and the like. The dialog is of type {@see JOptionPane#QUESTION_MESSAGE}
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147 | *
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148 | * @param parent the parent component
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149 | * @param message the message
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150 | * @param title the title
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151 | *
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152 | */
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153 | static public int showConfirmationDialog(Component parent, Object message, String title) throws HeadlessException {
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154 | return showConfirmationDialog(parent, message, title, JOptionPane.YES_NO_CANCEL_OPTION, JOptionPane.QUESTION_MESSAGE);
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155 | }
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156 |
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157 | /**
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158 | * Displays a confirmation dialog with arbitrary confirmation options. Makes sure the dialog
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159 | * is always on top even if there are other open windows like detached dialogs,
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160 | * relation editors, history browsers and the like.
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161 | *
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162 | * Provide an array of option labels in <code>options</code>, i.e.
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163 | * <pre>
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164 | * options = new String[] {"Yes, do it!", "No, not yet", "Abort"};
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165 | * </pre>
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166 | *
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167 | * Replies the index of the selected option or {@see JOptionPane#CLOSED_OPTION} if
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168 | * the dialog was closed.
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169 | *
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170 | * @param parent the parent component
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171 | * @param message the message
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172 | * @param title the title
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173 | * @param optionType
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174 | * @param messageType
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175 | * @param options
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176 | * @param initialValue
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177 | * @return the index of the selected option or {@see JOptionPane#CLOSED_OPTION}
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178 | */
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179 | static public int showOptionDialog(Component parent,
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180 | Object message,
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181 | String title,
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182 | int optionType,
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183 | int messageType,
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184 | Object[] options,
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185 | Object initialValue) {
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186 |
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187 | JOptionPane op = new JOptionPane(
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188 | message,
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189 | messageType,
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190 | optionType,
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191 | null /* no icon */,
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192 | options,
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193 | initialValue
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194 | );
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195 | JDialog dialog = op.createDialog(Main.parent, title);
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196 | prepareDialog(dialog);
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197 | dialog.setVisible(true);
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198 | Object value = op.getValue();
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199 | if (value == null)
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200 | return JOptionPane.CLOSED_OPTION;
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201 | if (options == null) {
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202 | if (value instanceof Integer)
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203 | return (Integer)value;
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204 | return JOptionPane.CLOSED_OPTION;
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205 | }
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206 | for(int i = 0; i < options.length; i++) {
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207 | if(options[i].equals(value))
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208 | return i;
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209 | }
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210 | return JOptionPane.CLOSED_OPTION;
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211 | }
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212 |
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213 | /**
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214 | * Shows a dialog requesting input from the user parented to
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215 | * <code>parentComponent</code> with the dialog having the title
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216 | * <code>title</code> and message type <code>messageType</code>.
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217 | *
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218 | * @param parentComponent the parent <code>Component</code> for the
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219 | * dialog
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220 | * @param message the <code>Object</code> to display
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221 | * @param title the <code>String</code> to display in the dialog
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222 | * title bar
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223 | * @param messageType the type of message that is to be displayed:
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224 | * <code>ERROR_MESSAGE</code>,
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225 | * <code>INFORMATION_MESSAGE</code>,
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226 | * <code>WARNING_MESSAGE</code>,
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227 | * <code>QUESTION_MESSAGE</code>,
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228 | * or <code>PLAIN_MESSAGE</code>
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229 | * @exception HeadlessException if
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230 | * <code>GraphicsEnvironment.isHeadless</code> returns
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231 | * <code>true</code>
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232 | * @see java.awt.GraphicsEnvironment#isHeadless
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233 | */
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234 | public static String showInputDialog(Component parentComponent,
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235 | Object message, String title, int messageType)
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236 | throws HeadlessException {
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237 | return (String)showInputDialog(parentComponent, message, title,
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238 | messageType, null, null, null);
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239 | }
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240 |
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241 | /**
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242 | * Prompts the user for input in a blocking dialog where the
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243 | * initial selection, possible selections, and all other options can
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244 | * be specified. The user will able to choose from
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245 | * <code>selectionValues</code>, where <code>null</code> implies the
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246 | * user can input
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247 | * whatever they wish, usually by means of a <code>JTextField</code>.
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248 | * <code>initialSelectionValue</code> is the initial value to prompt
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249 | * the user with. It is up to the UI to decide how best to represent
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250 | * the <code>selectionValues</code>, but usually a
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251 | * <code>JComboBox</code>, <code>JList</code>, or
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252 | * <code>JTextField</code> will be used.
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253 | *
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254 | * @param parentComponent the parent <code>Component</code> for the
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255 | * dialog
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256 | * @param message the <code>Object</code> to display
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257 | * @param title the <code>String</code> to display in the
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258 | * dialog title bar
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259 | * @param messageType the type of message to be displayed:
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260 | * <code>ERROR_MESSAGE</code>,
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261 | * <code>INFORMATION_MESSAGE</code>,
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262 | * <code>WARNING_MESSAGE</code>,
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263 | * <code>QUESTION_MESSAGE</code>,
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264 | * or <code>PLAIN_MESSAGE</code>
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265 | * @param icon the <code>Icon</code> image to display
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266 | * @param selectionValues an array of <code>Object</code>s that
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267 | * gives the possible selections
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268 | * @param initialSelectionValue the value used to initialize the input
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269 | * field
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270 | * @return user's input, or <code>null</code> meaning the user
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271 | * canceled the input
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272 | * @exception HeadlessException if
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273 | * <code>GraphicsEnvironment.isHeadless</code> returns
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274 | * <code>true</code>
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275 | * @see java.awt.GraphicsEnvironment#isHeadless
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276 | */
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277 | public static Object showInputDialog(Component parentComponent,
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278 | Object message, String title, int messageType, Icon icon,
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279 | Object[] selectionValues, Object initialSelectionValue)
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280 | throws HeadlessException {
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281 | JOptionPane pane = new JOptionPane(message, messageType,
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282 | JOptionPane.OK_CANCEL_OPTION, icon,
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283 | null, null);
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284 |
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285 | pane.setWantsInput(true);
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286 | pane.setSelectionValues(selectionValues);
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287 | pane.setInitialSelectionValue(initialSelectionValue);
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288 | pane.setComponentOrientation(((parentComponent == null) ?
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289 | JOptionPane.getRootFrame() : parentComponent).getComponentOrientation());
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290 |
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291 | JDialog dialog = pane.createDialog(parentComponent, title);
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292 | // this shows the dialog always on top and brings it to front
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293 | //
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294 | prepareDialog(dialog);
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295 | pane.selectInitialValue();
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296 | dialog.setVisible(true);
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297 | dialog.dispose();
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298 |
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299 | Object value = pane.getInputValue();
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300 | if (value == JOptionPane.UNINITIALIZED_VALUE)
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301 | return null;
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302 | return value;
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303 | }
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304 | }
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