Add preference setting

src/org/openstreetmap/josm/plugins/austriaaddresshelper/AustriaAddressHelperPlugin.java

@@ -3,6 +3,7 @@
 import org.openstreetmap.josm.gui.MainApplication;
 import org.openstreetmap.josm.gui.MainMenu;
 import org.openstreetmap.josm.gui.MapFrame;
+import org.openstreetmap.josm.gui.preferences.PreferenceSetting;
 import org.openstreetmap.josm.plugins.Plugin;
 import org.openstreetmap.josm.plugins.PluginInformation;
 
@@ -27,4 +28,9 @@ public AustriaAddressHelperPlugin(PluginInformation info) {
     public void mapFrameInitialized(MapFrame oldFrame, MapFrame newFrame) {
 
     }
+
+    @Override
+    public PreferenceSetting getPreferenceSetting() {
+        return new AustriaAddressHelperPreferenceSetting();
+    }
 }

src/org/openstreetmap/josm/plugins/austriaaddresshelper/AustriaAddressHelperPreferenceSetting.java

@@ -0,0 +1,52 @@
+package org.openstreetmap.josm.plugins.austriaaddresshelper;
+
+import static org.openstreetmap.josm.tools.I18n.tr;
+
+import java.awt.GridBagLayout;
+
+import javax.swing.BorderFactory;
+import javax.swing.JCheckBox;
+import javax.swing.JLabel;
+import javax.swing.JPanel;
+import javax.swing.JTextField;
+
+import org.openstreetmap.josm.gui.preferences.PreferenceTabbedPane;
+import org.openstreetmap.josm.gui.preferences.SubPreferenceSetting;
+import org.openstreetmap.josm.gui.preferences.TabPreferenceSetting;
+import org.openstreetmap.josm.tools.GBC;
+
+public class AustriaAddressHelperPreferenceSetting implements SubPreferenceSetting {
+
+    private final JTextField url = new JTextField();
+    private final JCheckBox checkDuplicates = new JCheckBox(tr("Check existing addresses"));
+
+    @Override
+    public TabPreferenceSetting getTabPreferenceSetting(PreferenceTabbedPane gui) {
+        return gui.getPluginPreference();
+    }
+
+    @Override
+    public void addGui(PreferenceTabbedPane gui) {
+        url.setText(AustriaAddressHelperAction.baseUrl.get());
+        checkDuplicates.setSelected(AustriaAddressHelperAction.checkDuplicates.get());
+
+        final JPanel panel = new JPanel(new GridBagLayout());
+        panel.setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5));
+        panel.add(new JLabel(tr("Server URL:")), GBC.eol().fill(GBC.HORIZONTAL));
+        panel.add(url, GBC.eop().fill(GBC.HORIZONTAL));
+        panel.add(checkDuplicates, GBC.eop().fill(GBC.HORIZONTAL));
+        getTabPreferenceSetting(gui).addSubTab(this, tr("Austria Address Helper"), panel);
+    }
+
+    @Override
+    public boolean ok() {
+        AustriaAddressHelperAction.baseUrl.put(url.getText());
+        AustriaAddressHelperAction.checkDuplicates.put(checkDuplicates.isSelected());
+        return false;
+    }
+
+    @Override
+    public boolean isExpert() {
+        return false;
+    }
+}