1 | // License: GPL. For details, see LICENSE file.
|
---|
2 | package org.openstreetmap.josm.actions;
|
---|
3 |
|
---|
4 | import static org.openstreetmap.josm.tools.I18n.tr;
|
---|
5 | import static org.openstreetmap.josm.gui.help.HelpUtil.ht;
|
---|
6 |
|
---|
7 | import java.awt.event.ActionEvent;
|
---|
8 | import java.awt.event.KeyEvent;
|
---|
9 | import java.util.List;
|
---|
10 |
|
---|
11 | import org.openstreetmap.josm.Main;
|
---|
12 | import org.openstreetmap.josm.gui.dialogs.LayerListDialog;
|
---|
13 | import org.openstreetmap.josm.gui.layer.Layer;
|
---|
14 | import org.openstreetmap.josm.tools.Shortcut;
|
---|
15 |
|
---|
16 | public class MergeLayerAction extends AbstractMergeAction {
|
---|
17 |
|
---|
18 | public MergeLayerAction() {
|
---|
19 | super(tr("Merge layer"), "dialogs/mergedown", tr("Merge the current layer into another layer"), Shortcut
|
---|
20 | .registerShortcut("system:merge", tr("Edit: {0}", tr("Merge")), KeyEvent.VK_M, Shortcut.GROUP_MENU),
|
---|
21 | true /* register */
|
---|
22 | );
|
---|
23 | putValue("help", ht("/Action/MergeLayer"));
|
---|
24 | }
|
---|
25 |
|
---|
26 | public void merge(Layer sourceLayer) {
|
---|
27 | if (sourceLayer == null)
|
---|
28 | return;
|
---|
29 | List<Layer> targetLayers = LayerListDialog.getInstance().getModel().getPossibleMergeTargets(sourceLayer);
|
---|
30 | if (targetLayers.isEmpty()) {
|
---|
31 | warnNoTargetLayersForSourceLayer(sourceLayer);
|
---|
32 | return;
|
---|
33 | }
|
---|
34 | Layer targetLayer = askTargetLayer(targetLayers);
|
---|
35 | if (targetLayer == null)
|
---|
36 | return;
|
---|
37 | targetLayer.mergeFrom(sourceLayer);
|
---|
38 | Main.map.mapView.removeLayer(sourceLayer);
|
---|
39 | Main.map.mapView.setActiveLayer(targetLayer);
|
---|
40 | }
|
---|
41 |
|
---|
42 | public void actionPerformed(ActionEvent e) {
|
---|
43 | Layer sourceLayer = Main.main.getEditLayer();
|
---|
44 | if (sourceLayer == null)
|
---|
45 | return;
|
---|
46 | merge(sourceLayer);
|
---|
47 | }
|
---|
48 |
|
---|
49 | @Override
|
---|
50 | protected void updateEnabledState() {
|
---|
51 | if (getEditLayer() == null) {
|
---|
52 | setEnabled(false);
|
---|
53 | return;
|
---|
54 | }
|
---|
55 | setEnabled(!LayerListDialog.getInstance().getModel().getPossibleMergeTargets(getEditLayer()).isEmpty());
|
---|
56 | }
|
---|
57 | }
|
---|