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1 module jface.ShowPrefs;
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2
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3 import dwtx.jface.preference.BooleanFieldEditor;
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4 import dwtx.jface.preference.ColorFieldEditor;
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5 import dwtx.jface.preference.DirectoryFieldEditor;
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6 import dwtx.jface.preference.FileFieldEditor;
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7 import dwtx.jface.preference.FontFieldEditor;
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8 import dwtx.jface.preference.FieldEditorPreferencePage;
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9 import dwtx.jface.preference.RadioGroupFieldEditor;
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10 import dwtx.jface.preference.PathEditor;
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11 import dwtx.jface.preference.IntegerFieldEditor;
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12 import dwtx.jface.preference.ScaleFieldEditor;
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13 import dwtx.jface.preference.StringFieldEditor;
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14 import dwtx.jface.preference.IPreferenceStore;
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15 import dwtx.jface.preference.PreferenceManager;
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16 import dwtx.jface.preference.PreferencePage;
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17 import dwtx.jface.preference.PreferenceNode;
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18 import dwtx.jface.preference.PreferenceStore;
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19 import dwtx.jface.preference.PreferenceDialog;
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20 import dwtx.jface.resource.ImageDescriptor;
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21
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22 import dwt.widgets.Display;
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23 import dwt.widgets.Composite;
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24 import dwt.widgets.Label;
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25 import dwt.widgets.Button;
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26 import dwt.widgets.Text;
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27 import dwt.widgets.Control;
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28 import dwt.events.SelectionAdapter;
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29 import dwt.events.SelectionEvent;
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30 import dwt.layout.RowLayout;
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31 import dwt.layout.GridLayout;
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32 import dwt.layout.GridData;
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33 import dwt.DWT;
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34 import dwt.dwthelper.utils;
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35
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36 import tango.io.File;
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130
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37 import Path = tango.io.Path;
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62
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38
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39 version(JIVE) import jive.stacktrace;
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40
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41 const char[] FILENAME = "showprefs";
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42
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43 /**
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44 * This class creates a preference page
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45 */
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46 public class PrefPageOne : PreferencePage {
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47 // Names for preferences
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48 private static final String ONE = "one.one";
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49 private static final String TWO = "one.two";
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50 private static final String THREE = "one.three";
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51
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52 // Text fields for user to enter preferences
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53 private Text fieldOne;
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54 private Text fieldTwo;
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55 private Text fieldThree;
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56
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57 /**
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58 * Creates the controls for this page
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59 */
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60 protected Control createContents(Composite parent) {
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61 Composite composite = new Composite(parent, DWT.NONE);
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62 composite.setLayout(new GridLayout(2, false));
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63
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64 // Get the preference store
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65 IPreferenceStore preferenceStore = getPreferenceStore();
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66
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67 // Create three text fields.
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68 // Set the text in each from the preference store
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69 (new Label(composite, DWT.LEFT)).setText("Field One:");
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70 fieldOne = new Text(composite, DWT.BORDER);
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71 fieldOne.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
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72 fieldOne.setText(preferenceStore.getString(ONE));
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73
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74 (new Label(composite, DWT.LEFT)).setText("Field Two:");
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75 fieldTwo = new Text(composite, DWT.BORDER);
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76 fieldTwo.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
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77 fieldTwo.setText(preferenceStore.getString(TWO));
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78
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79 (new Label(composite, DWT.LEFT)).setText("Field Three:");
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80 fieldThree = new Text(composite, DWT.BORDER);
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81 fieldThree.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
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82 fieldThree.setText(preferenceStore.getString(THREE));
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83
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84 return composite;
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85 }
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86
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87 /**
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88 * Called when user clicks Restore Defaults
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89 */
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90 protected void performDefaults() {
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91 // Get the preference store
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92 IPreferenceStore preferenceStore = getPreferenceStore();
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93
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94 // Reset the fields to the defaults
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95 fieldOne.setText(preferenceStore.getDefaultString(ONE));
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96 fieldTwo.setText(preferenceStore.getDefaultString(TWO));
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97 fieldThree.setText(preferenceStore.getDefaultString(THREE));
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98 }
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99
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100 /**
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101 * Called when user clicks Apply or OK
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102 *
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103 * @return bool
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104 */
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105 public bool performOk() {
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106 // Get the preference store
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107 IPreferenceStore preferenceStore = getPreferenceStore();
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108
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109 // Set the values from the fields
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110 if (fieldOne !is null) preferenceStore.setValue(ONE, fieldOne.getText());
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111 if (fieldTwo !is null) preferenceStore.setValue(TWO, fieldTwo.getText());
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112 if (fieldThree !is null)
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113 preferenceStore.setValue(THREE, fieldThree.getText());
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114
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115 // Return true to allow dialog to close
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116 return true;
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117 }
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118 }
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119
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120
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121 /**
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122 * This class creates a preference page
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123 */
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124 public class PrefPageTwo : PreferencePage {
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125 // Names for preferences
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126 private static final String ONE = "two.one";
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127 private static final String TWO = "two.two";
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128 private static final String THREE = "two.three";
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129
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130 // The checkboxes
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131 private Button checkOne;
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132 private Button checkTwo;
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133 private Button checkThree;
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134
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135 /**
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136 * PrefPageTwo constructor
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137 */
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138 public this() {
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139 super("Two");
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140 setDescription("Check the checks");
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141 }
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142
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143 /**
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144 * Creates the controls for this page
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145 */
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146 protected Control createContents(Composite parent) {
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147 Composite composite = new Composite(parent, DWT.NONE);
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148 composite.setLayout(new RowLayout(DWT.VERTICAL));
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149
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150 // Get the preference store
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151 IPreferenceStore preferenceStore = getPreferenceStore();
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152
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153 // Create three checkboxes
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154 checkOne = new Button(composite, DWT.CHECK);
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155 checkOne.setText("Check One");
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156 checkOne.setSelection(preferenceStore.getBoolean(ONE));
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157
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158 checkTwo = new Button(composite, DWT.CHECK);
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159 checkTwo.setText("Check Two");
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160 checkTwo.setSelection(preferenceStore.getBoolean(TWO));
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161
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162 checkThree = new Button(composite, DWT.CHECK);
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163 checkThree.setText("Check Three");
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164 checkThree.setSelection(preferenceStore.getBoolean(THREE));
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165
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166 return composite;
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167 }
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168
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169 /**
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170 * Add buttons
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171 *
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172 * @param parent the parent composite
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173 */
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174 protected void contributeButtons(Composite parent) {
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175 // Add a select all button
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176 Button selectAll = new Button(parent, DWT.PUSH);
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177 selectAll.setText("Select All");
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178 selectAll.addSelectionListener(new class SelectionAdapter {
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179 public void widgetSelected(SelectionEvent event) {
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180 checkOne.setSelection(true);
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181 checkTwo.setSelection(true);
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182 checkThree.setSelection(true);
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183 }
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184 });
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185
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186 // Add a select all button
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187 Button clearAll = new Button(parent, DWT.PUSH);
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188 clearAll.setText("Clear All");
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189 clearAll.addSelectionListener(new class SelectionAdapter {
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190 public void widgetSelected(SelectionEvent event) {
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191 checkOne.setSelection(false);
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192 checkTwo.setSelection(false);
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193 checkThree.setSelection(false);
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194 }
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195 });
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196
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197 // Add two columns to the parent's layout
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198 (cast(GridLayout) parent.getLayout()).numColumns += 2;
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199 }
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200
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201 /**
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202 * Change the description label
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203 */
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204 protected Label createDescriptionLabel(Composite parent) {
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205 Label label = null;
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206 String description = getDescription();
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207 if (description != null) {
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208 // Upper case the description
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209 description = description.toUpperCase();
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210
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211 // Right-align the label
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212 label = new Label(parent, DWT.RIGHT);
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213 label.setText(description);
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214 }
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215 return label;
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216 }
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217
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218 /**
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219 * Called when user clicks Restore Defaults
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220 */
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221 protected void performDefaults() {
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222 // Get the preference store
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223 IPreferenceStore preferenceStore = getPreferenceStore();
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224
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225 // Reset the fields to the defaults
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226 checkOne.setSelection(preferenceStore.getDefaultBoolean(ONE));
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227 checkTwo.setSelection(preferenceStore.getDefaultBoolean(TWO));
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228 checkThree.setSelection(preferenceStore.getDefaultBoolean(THREE));
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229 }
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230
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231 /**
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232 * Called when user clicks Apply or OK
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233 *
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234 * @return bool
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235 */
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236 public bool performOk() {
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237 // Get the preference store
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238 IPreferenceStore preferenceStore = getPreferenceStore();
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239
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240 // Set the values from the fields
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241 if (checkOne !is null) preferenceStore.setValue(ONE, checkOne.getSelection());
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242 if (checkTwo !is null) preferenceStore.setValue(TWO, checkTwo.getSelection());
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243 if (checkThree !is null)
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244 preferenceStore.setValue(THREE, checkThree.getSelection());
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245
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246 // Return true to allow dialog to close
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247 return true;
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248 }
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249 }
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250
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251
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252
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253 /**
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254 * This class demonstrates JFace preferences
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255 */
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256 public class ShowPrefs {
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257 /**
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258 * Runs the application
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259 */
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260 public void run() {
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261 // Display display = new Display();
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262
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263 // Create the preference manager
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264 PreferenceManager mgr = new PreferenceManager();
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265
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266 // Create the nodes
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267 PreferenceNode one = new PreferenceNode("one", "One", ImageDescriptor
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268 .createFromFile(getImportData!("cancel.gif")), PrefPageOne.classinfo.name );
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269 PreferenceNode two = new PreferenceNode("two", new PrefPageTwo());
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270
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271 // Add the nodes
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272 mgr.addToRoot(one);
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273 mgr.addTo(one.getId(), two);
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274
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275 // Create the preferences dialog
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276 PreferenceDialog dlg = new PreferenceDialog(null, mgr);
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277
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278 // Set the preference store
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279 PreferenceStore ps = new PreferenceStore( FILENAME );
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280 try {
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281 ps.load();
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282 } catch (IOException e) {
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283 // Ignore
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284 }
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285 dlg.setPreferenceStore(ps);
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286
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287 // Open the dialog
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288 dlg.open();
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289
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290 try {
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291 // Save the preferences
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292 ps.save();
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293 } catch (IOException e) {
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294 ExceptionPrintStackTrace(e);
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295 }
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296 // display.dispose();
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297 }
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298
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299 /**
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300 * The application entry point
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301 *
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302 * @param args the command line arguments
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303 */
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304 public static void main(String[] args) {
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305 (new ShowPrefs()).run();
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306 }
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307 }
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308
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309 void main(){
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130
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310 if( !Path.exists(FILENAME) ){
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311 scope prefs = new File( FILENAME );
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62
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312 prefs.write( import("jface.showprefs.properties" ));
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313 }
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314 ShowPrefs.main( null );
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315 }
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316
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317
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318
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319
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320
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