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annotate org.eclipse.jface.examples.databinding/src/org/eclipse/jface/examples/databinding/snippets/Snippet014WizardDialog.d @ 99:5d5bd660917f
build some databind snippets
author | Frank Benoit <benoit@tionex.de> |
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date | Wed, 22 Apr 2009 18:59:26 +0200 |
parents | 6086085e153d |
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1 /******************************************************************************* |
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2 * Copyright (c) 2007 IBM Corporation and others. |
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3 * All rights reserved. This program and the accompanying materials |
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4 * are made available under the terms of the Eclipse Public License v1.0 |
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5 * which accompanies this distribution, and is available at |
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6 * http://www.eclipse.org/legal/epl-v10.html |
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7 * |
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8 * Contributors: |
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9 * Boris Bokowski, IBM Corporation - initial API and implementation |
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10 * Matthew Hall - bug 260329 |
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11 *******************************************************************************/ |
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12 |
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13 module org.eclipse.jface.examples.databinding.snippets.Snippet014WizardDialog; |
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14 |
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15 import java.lang.all; |
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16 |
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17 import java.util.Date; |
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18 |
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19 import org.eclipse.core.databinding.DataBindingContext; |
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20 import org.eclipse.core.databinding.UpdateValueStrategy; |
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21 import org.eclipse.core.databinding.observable.Realm; |
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22 import org.eclipse.core.databinding.observable.value.IObservableValue; |
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23 import org.eclipse.core.databinding.observable.value.WritableValue; |
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24 import org.eclipse.core.databinding.validation.IValidator; |
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25 import org.eclipse.core.databinding.validation.ValidationStatus; |
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26 import org.eclipse.core.runtime.IStatus; |
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27 import org.eclipse.jface.databinding.swt.SWTObservables; |
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28 import org.eclipse.jface.databinding.wizard.WizardPageSupport; |
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29 import org.eclipse.jface.layout.GridLayoutFactory; |
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30 import org.eclipse.jface.resource.ImageDescriptor; |
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31 import org.eclipse.jface.wizard.IWizard; |
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32 import org.eclipse.jface.wizard.Wizard; |
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33 import org.eclipse.jface.wizard.WizardDialog; |
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34 import org.eclipse.jface.wizard.WizardPage; |
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35 import org.eclipse.swt.SWT; |
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36 import org.eclipse.swt.graphics.Image; |
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37 import org.eclipse.swt.widgets.Composite; |
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38 import org.eclipse.swt.widgets.Display; |
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39 import org.eclipse.swt.widgets.Label; |
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40 import org.eclipse.swt.widgets.Text; |
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41 |
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42 /** |
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43 * Creates and opens a wizard dialog with two simple wizard pages. |
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44 */ |
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45 public class Snippet014WizardDialog { |
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46 |
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47 static class FirstWizardPage extends WizardPage { |
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48 private final class SingleDigitValidator implements IValidator { |
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49 public IStatus validate(Object value) { |
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50 Integer i = (Integer) value; |
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51 if (i == null) { |
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52 return ValidationStatus |
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53 .info("Please enter a value."); |
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54 } |
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55 if (i.intValue() < 0 || i.intValue() > 9) { |
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56 return ValidationStatus |
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57 .error("Value must be between 0 and 9."); |
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58 } |
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59 return ValidationStatus.ok(); |
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60 } |
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61 } |
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62 |
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63 protected FirstWizardPage() { |
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64 super("First", "First Page", ImageDescriptor |
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65 .createFromImage(new Image(Display.getDefault(), 16, 16))); |
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66 } |
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67 |
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68 public void createControl(Composite parent) { |
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69 DataBindingContext dbc = new DataBindingContext(); |
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70 WizardPageSupport.create(this, dbc); |
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71 Composite composite = new Composite(parent, SWT.NONE); |
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72 Label label = new Label(composite, SWT.NONE); |
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73 label.setText("Enter a number between 0 and 9:"); |
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74 Text text = new Text(composite, SWT.BORDER); |
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75 |
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76 dbc.bindValue( |
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77 SWTObservables.observeText(text, SWT.Modify), |
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78 ((SampleWizard) getWizard()).getModel().intValue, |
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79 new UpdateValueStrategy().setAfterConvertValidator(new SingleDigitValidator()), |
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80 null); |
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81 |
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82 GridLayoutFactory.swtDefaults().numColumns(2).generateLayout( |
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83 composite); |
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84 setControl(composite); |
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85 } |
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86 } |
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87 |
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88 static class SecondWizardPage extends WizardPage { |
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89 protected SecondWizardPage() { |
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90 super("Second", "Second Page", ImageDescriptor |
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91 .createFromImage(new Image(Display.getDefault(), 16, 16))); |
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92 } |
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93 |
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94 public void createControl(Composite parent) { |
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95 DataBindingContext dbc = new DataBindingContext(); |
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96 WizardPageSupport.create(this, dbc); |
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97 Composite composite = new Composite(parent, SWT.NONE); |
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98 Label label = new Label(composite, SWT.NONE); |
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99 label.setText("Enter a date:"); |
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100 Text text = new Text(composite, SWT.BORDER); |
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101 |
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102 dbc.bindValue( |
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103 SWTObservables.observeText(text, SWT.Modify), |
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104 ((SampleWizard) getWizard()).getModel().dateValue); |
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105 |
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106 GridLayoutFactory.swtDefaults().numColumns(2).generateLayout( |
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107 composite); |
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108 setControl(composite); |
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109 } |
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110 } |
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111 |
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112 static class SampleWizardModel { |
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113 IObservableValue intValue = new WritableValue(null, Integer.class); |
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114 IObservableValue dateValue = new WritableValue(null, Date.class); |
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115 } |
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116 |
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117 static class SampleWizard extends Wizard { |
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118 |
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119 private SampleWizardModel model = new SampleWizardModel(); |
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120 |
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121 public void addPages() { |
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122 addPage(new FirstWizardPage()); |
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123 addPage(new SecondWizardPage()); |
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124 } |
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125 |
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126 public SampleWizardModel getModel() { |
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127 return model; |
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128 } |
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129 |
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130 public String getWindowTitle() { |
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131 return "Data Binding Snippet014"; |
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132 } |
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133 |
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134 public bool performFinish() { |
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135 return true; |
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136 } |
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137 |
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138 } |
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139 |
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140 public static void main(String[] args) { |
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141 Display display = new Display(); |
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142 |
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143 // note that the "runWithDefault" will be done for you if you are using |
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144 // the |
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145 // Workbench as opposed to just JFace/SWT. |
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146 Realm.runWithDefault(SWTObservables.getRealm(display), new Runnable() { |
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147 public void run() { |
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148 IWizard wizard = new SampleWizard(); |
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149 WizardDialog dialog = new WizardDialog(null, wizard); |
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150 dialog.open(); |
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151 // The SWT event loop |
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152 Display display = Display.getCurrent(); |
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153 while (dialog.getShell() != null |
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154 && !dialog.getShell().isDisposed()) { |
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155 if (!display.readAndDispatch()) { |
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156 display.sleep(); |
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157 } |
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158 } |
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159 } |
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160 }); |
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161 } |
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162 |
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163 } |
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164 void main( String[] args ){ |
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165 Snippet014WizardDialog.main(args); |
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166 } |