1 | package de.ugoe.cs.quest.ui.swt;
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2 |
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3 | import java.util.Collection;
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4 | import java.util.SortedSet;
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5 | import java.util.TreeSet;
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6 |
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7 | import org.eclipse.swt.widgets.Dialog;
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8 | import org.eclipse.swt.widgets.Display;
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9 | import org.eclipse.swt.widgets.MessageBox;
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10 | import org.eclipse.swt.widgets.Shell;
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11 | import org.eclipse.swt.layout.GridLayout;
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12 | import org.eclipse.swt.widgets.List;
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13 | import org.eclipse.swt.SWT;
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14 | import org.eclipse.swt.widgets.Button;
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15 | import org.eclipse.swt.layout.GridData;
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16 |
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17 | import de.ugoe.cs.quest.SequenceInstanceOf;
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18 | import de.ugoe.cs.quest.eventcore.Event;
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19 | import de.ugoe.cs.quest.ui.GlobalDataContainer;
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20 |
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21 | import org.eclipse.swt.events.SelectionAdapter;
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22 | import org.eclipse.swt.events.SelectionEvent;
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23 |
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24 | public class SequencesDialog extends Dialog {
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25 |
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26 | private String sequencesName;
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27 |
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28 | private List sequenceList;
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29 | private Collection<java.util.List<Event>> sequences;
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30 | private SortedSet<String> targets;
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31 |
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32 | protected Shell shell;
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33 |
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34 | /**
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35 | * Create the dialog.
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36 | *
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37 | * @param parent
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38 | * @param style
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39 | */
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40 | public SequencesDialog(Shell parent, int style) {
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41 | super(parent, style);
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42 | setText("SWT Dialog");
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43 | }
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44 |
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45 | /**
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46 | * Open the dialog.
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47 | */
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48 | public void open(String sequencesName) {
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49 | this.sequencesName = sequencesName;
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50 | sequences = null;
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51 | createContents();
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52 | shell.open();
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53 | shell.layout();
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54 | Display display = getParent().getDisplay();
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55 | while (!shell.isDisposed()) {
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56 | if (!display.readAndDispatch()) {
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57 | display.sleep();
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58 | }
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59 | }
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60 | }
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61 |
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62 | /**
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63 | * Create contents of the dialog.
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64 | */
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65 | private void createContents() {
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66 | shell = new Shell(getParent(), SWT.SHELL_TRIM | SWT.BORDER | SWT.APPLICATION_MODAL);
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67 | shell.setSize(248, 299);
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68 | shell.setText(getText());
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69 | shell.setLayout(new GridLayout(2, false));
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70 |
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71 | sequenceList = new List(shell, SWT.BORDER | SWT.V_SCROLL);
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72 | sequenceList.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 2, 1));
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73 | updateSequenceList();
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74 |
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75 | Button btnShow = new Button(shell, SWT.NONE);
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76 | btnShow.addSelectionListener(new SelectionAdapter() {
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77 | @Override
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78 | public void widgetSelected(SelectionEvent e) {
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79 | int index = sequenceList.getSelectionIndex();
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80 | if (index == -1) {
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81 | MessageBox messageBox = new MessageBox(shell, SWT.ERROR);
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82 | messageBox.setMessage("No sequence selected!");
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83 | messageBox.setText("Error");
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84 | messageBox.open();
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85 | }
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86 | else {
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87 | EditSequenceDialog editSequenceDialog =
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88 | new EditSequenceDialog(shell, SWT.NONE, targets);
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89 | int counter = 0;
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90 | java.util.List<Event> selectedSequence = null;
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91 | for (java.util.List<Event> sequence : sequences) {
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92 | if (counter == index) {
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93 | selectedSequence = sequence;
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94 | break;
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95 | }
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96 | counter++;
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97 | }
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98 | editSequenceDialog.open(selectedSequence);
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99 | updateSequenceList();
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100 | }
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101 | }
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102 | });
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103 | btnShow.setText("Show");
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104 |
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105 | Button btnClose = new Button(shell, SWT.NONE);
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106 | btnClose.addSelectionListener(new SelectionAdapter() {
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107 | @Override
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108 | public void widgetSelected(SelectionEvent e) {
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109 | shell.dispose();
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110 | }
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111 | });
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112 | btnClose.setText("Close");
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113 |
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114 | }
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115 |
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116 | @SuppressWarnings("unchecked")
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117 | private void updateSequenceList() {
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118 | sequenceList.removeAll();
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119 | Object dataObject = GlobalDataContainer.getInstance().getData(sequencesName);
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120 | if (SequenceInstanceOf.isCollectionOfSequences(dataObject)) {
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121 | sequences = (Collection<java.util.List<Event>>) dataObject;
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122 | int seqDigits = Integer.toString(sequences.size()).length();
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123 | int counter = 1;
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124 | for (java.util.List<Event> sequence : sequences) {
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125 | String seqName =
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126 | "#" + String.format("%0" + seqDigits + "d", counter) + ": " + sequence.size();
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127 | sequenceList.add(seqName);
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128 | counter++;
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129 | }
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130 | Object targetObject =
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131 | GlobalDataContainer.getInstance().getData(sequencesName + "_targets");
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132 | targets = null;
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133 | if (targetObject instanceof SortedSet) {
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134 | if (!((SortedSet<?>) targetObject).isEmpty()) {
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135 | if (((SortedSet<?>) targetObject).first() instanceof String) {
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136 | targets = (SortedSet<String>) targetObject;
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137 | }
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138 | }
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139 | }
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140 | if (targets == null) {
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141 | targets = new TreeSet<String>();
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142 | for (java.util.List<Event> sequence : sequences) {
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143 | for (Event event : sequence) {
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144 | // TODO check if toString() is sufficient
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145 | String target = event.getTarget().toString();
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146 | if (target != null) {
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147 | targets.add(target);
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148 | }
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149 | }
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150 | }
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151 | }
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152 | }
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153 | else {
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154 | MessageBox messageBox = new MessageBox(shell, SWT.ERROR);
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155 | messageBox.setMessage("Internal error. Sequences object not of expected type!");
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156 | messageBox.setText("Error");
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157 | messageBox.open();
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158 | }
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159 | }
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160 |
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161 | }
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