1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.gui.io;
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3 |
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4 | import static org.openstreetmap.josm.tools.I18n.tr;
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5 |
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6 | import java.awt.BorderLayout;
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7 | import java.awt.Dimension;
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8 | import java.awt.FlowLayout;
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9 | import java.awt.event.ActionEvent;
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10 | import java.awt.event.KeyEvent;
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11 | import java.awt.event.WindowAdapter;
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12 | import java.awt.event.WindowEvent;
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13 | import java.util.ArrayList;
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14 | import java.util.Collection;
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15 |
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16 | import javax.swing.AbstractAction;
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17 | import javax.swing.BorderFactory;
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18 | import javax.swing.DefaultListModel;
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19 | import javax.swing.JComponent;
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20 | import javax.swing.JDialog;
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21 | import javax.swing.JLabel;
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22 | import javax.swing.JList;
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23 | import javax.swing.JOptionPane;
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24 | import javax.swing.JPanel;
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25 | import javax.swing.JScrollPane;
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26 | import javax.swing.KeyStroke;
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27 | import javax.swing.event.ListSelectionEvent;
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28 | import javax.swing.event.ListSelectionListener;
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29 |
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30 | import org.openstreetmap.josm.Main;
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31 | import org.openstreetmap.josm.data.osm.Changeset;
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32 | import org.openstreetmap.josm.gui.SideButton;
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33 | import org.openstreetmap.josm.tools.ImageProvider;
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34 | import org.openstreetmap.josm.tools.InputMapUtils;
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35 | import org.openstreetmap.josm.tools.WindowGeometry;
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36 |
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37 | /**
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38 | * This dialog lets the user select changesets from a list of changesets.
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39 | *
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40 | */
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41 | public class CloseChangesetDialog extends JDialog {
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42 |
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43 | /** the list */
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44 | private JList lstOpenChangesets;
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45 | /** true if the user canceled the dialog */
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46 | private boolean canceled;
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47 | /** the list model */
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48 | private DefaultListModel model;
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49 |
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50 | private SideButton btnCloseChangesets;
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51 |
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52 | protected JPanel buildTopPanel() {
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53 | JPanel pnl = new JPanel();
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54 | pnl.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
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55 | pnl.setLayout(new BorderLayout());
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56 | pnl.add(new JLabel(tr("<html>Please select the changesets you want to close</html>")), BorderLayout.CENTER);
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57 | return pnl;
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58 | }
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59 |
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60 | protected JPanel buildCenterPanel() {
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61 | JPanel pnl = new JPanel();
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62 | pnl.setLayout(new BorderLayout());
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63 | model = new DefaultListModel();
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64 | pnl.add(new JScrollPane(lstOpenChangesets = new JList(model)), BorderLayout.CENTER);
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65 | lstOpenChangesets.setCellRenderer(new ChangesetCellRenderer());
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66 | return pnl;
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67 | }
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68 |
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69 | protected JPanel buildSouthPanel() {
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70 | JPanel pnl = new JPanel();
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71 | pnl.setLayout(new FlowLayout(FlowLayout.CENTER));
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72 |
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73 | // -- close action
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74 | CloseAction closeAction = new CloseAction();
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75 | lstOpenChangesets.addListSelectionListener(closeAction);
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76 | pnl.add(btnCloseChangesets = new SideButton(closeAction));
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77 | InputMapUtils.enableEnter(btnCloseChangesets);
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78 |
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79 | // -- cancel action
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80 | SideButton btn;
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81 | pnl.add(btn = new SideButton(new CancelAction()));
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82 | btn.setFocusable(true);
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83 | return pnl;
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84 | }
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85 |
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86 | protected void build() {
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87 | setTitle(tr("Open changesets"));
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88 | getContentPane().setLayout(new BorderLayout());
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89 | getContentPane().add(buildTopPanel(), BorderLayout.NORTH);
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90 | getContentPane().add(buildCenterPanel(), BorderLayout.CENTER);
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91 | getContentPane().add(buildSouthPanel(), BorderLayout.SOUTH);
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92 |
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93 | getRootPane().getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).put(KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE,0), "escape");
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94 | getRootPane().getActionMap().put("escape", new CancelAction());
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95 | addWindowListener(new WindowEventHandler());
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96 | }
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97 |
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98 | @Override
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99 | public void setVisible(boolean visible) {
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100 | if (visible) {
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101 | new WindowGeometry(
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102 | getClass().getName() + ".geometry",
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103 | WindowGeometry.centerInWindow(Main.parent, new Dimension(300,300))
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104 | ).applySafe(this);
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105 | } else {
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106 | new WindowGeometry(this).remember(getClass().getName() + ".geometry");
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107 | }
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108 | super.setVisible(visible);
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109 | }
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110 |
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111 | public CloseChangesetDialog() {
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112 | super(JOptionPane.getFrameForComponent(Main.parent), ModalityType.DOCUMENT_MODAL);
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113 | build();
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114 | }
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115 |
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116 | class CloseAction extends AbstractAction implements ListSelectionListener {
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117 | public CloseAction() {
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118 | putValue(NAME, tr("Close changesets"));
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119 | putValue(SMALL_ICON, ImageProvider.get("closechangeset"));
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120 | putValue(SHORT_DESCRIPTION, tr("Close the selected open changesets"));
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121 | refreshEnabledState();
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122 | }
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123 |
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124 | public void actionPerformed(ActionEvent e) {
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125 | setCanceled(false);
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126 | setVisible(false);
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127 | }
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128 |
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129 | protected void refreshEnabledState() {
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130 | setEnabled(lstOpenChangesets.getSelectedValues() != null && lstOpenChangesets.getSelectedValues().length > 0);
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131 | }
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132 |
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133 | public void valueChanged(ListSelectionEvent e) {
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134 | refreshEnabledState();
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135 | }
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136 | }
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137 |
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138 | class CancelAction extends AbstractAction {
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139 |
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140 | public CancelAction() {
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141 | putValue(NAME, tr("Cancel"));
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142 | putValue(SMALL_ICON, ImageProvider.get("cancel"));
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143 | putValue(SHORT_DESCRIPTION, tr("Cancel closing of changesets"));
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144 | }
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145 |
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146 | public void cancel() {
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147 | setCanceled(true);
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148 | setVisible(false);
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149 | }
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150 |
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151 | public void actionPerformed(ActionEvent e) {
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152 | cancel();
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153 | }
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154 | }
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155 |
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156 | class WindowEventHandler extends WindowAdapter {
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157 |
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158 | @Override
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159 | public void windowActivated(WindowEvent arg0) {
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160 | btnCloseChangesets.requestFocusInWindow();
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161 | }
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162 |
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163 | @Override
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164 | public void windowClosing(WindowEvent arg0) {
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165 | new CancelAction().cancel();
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166 | }
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167 |
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168 | }
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169 |
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170 | /**
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171 | * Replies true if this dialog was canceled
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172 | * @return true if this dialog was canceled
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173 | */
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174 | public boolean isCanceled() {
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175 | return canceled;
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176 | }
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177 |
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178 | /**
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179 | * Sets whether this dialog is canceled
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180 | *
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181 | * @param canceled true, if this dialog is canceld
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182 | */
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183 | protected void setCanceled(boolean canceled) {
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184 | this.canceled = canceled;
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185 | }
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186 |
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187 | /**
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188 | * Sets the collection of changesets to be displayed
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189 | *
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190 | * @param changesets the collection of changesets. Assumes an empty collection if null
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191 | */
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192 | public void setChangesets(Collection<Changeset> changesets) {
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193 | if (changesets == null) {
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194 | changesets = new ArrayList<Changeset>();
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195 | }
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196 | model.removeAllElements();
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197 | for (Changeset cs: changesets) {
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198 | model.addElement(cs);
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199 | }
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200 | if (!changesets.isEmpty()) {
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201 | lstOpenChangesets.getSelectionModel().setSelectionInterval(0, changesets.size()-1);
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202 | }
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203 | }
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204 |
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205 | /**
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206 | * Replies a collection with the changesets the user selected.
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207 | * Never null, but may be empty.
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208 | *
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209 | * @return a collection with the changesets the user selected.
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210 | */
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211 | public Collection<Changeset> getSelectedChangesets() {
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212 | Object [] sel = lstOpenChangesets.getSelectedValues();
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213 | ArrayList<Changeset> ret = new ArrayList<Changeset>();
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214 | for (Object o: sel) {
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215 | ret.add((Changeset)o);
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216 | }
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217 | return ret;
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218 | }
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219 | }
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