| 1 | package org.openstreetmap.josm.gui.dialogs;
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| 2 |
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| 3 | import java.awt.BorderLayout;
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| 4 | import java.awt.Component;
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| 5 | import java.awt.Dimension;
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| 6 | import java.awt.event.KeyEvent;
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| 7 | import java.util.Collection;
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| 8 |
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| 9 | import javax.swing.JLabel;
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| 10 | import javax.swing.JScrollPane;
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| 11 | import javax.swing.JTree;
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| 12 | import javax.swing.tree.DefaultMutableTreeNode;
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| 13 | import javax.swing.tree.DefaultTreeCellRenderer;
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| 14 | import javax.swing.tree.DefaultTreeModel;
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| 15 |
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| 16 | import org.openstreetmap.josm.Main;
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| 17 | import org.openstreetmap.josm.command.Command;
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| 18 | import org.openstreetmap.josm.gui.MapFrame;
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| 19 | import org.openstreetmap.josm.gui.MapView.LayerChangeListener;
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| 20 | import org.openstreetmap.josm.gui.layer.Layer;
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| 21 | import org.openstreetmap.josm.gui.layer.OsmDataLayer;
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| 22 | import org.openstreetmap.josm.gui.layer.OsmDataLayer.CommandQueueListener;
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| 23 |
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| 24 | public class CommandStackDialog extends ToggleDialog implements CommandQueueListener {
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| 25 |
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| 26 | private DefaultTreeModel treeModel = new DefaultTreeModel(new DefaultMutableTreeNode());
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| 27 | private JTree tree = new JTree(treeModel);
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| 28 |
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| 29 | public CommandStackDialog(final MapFrame mapFrame) {
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| 30 | super("Command Stack", "commandstack", "Open a list of all commands (undo buffer).", KeyEvent.VK_C);
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| 31 | setPreferredSize(new Dimension(320,100));
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| 32 | mapFrame.mapView.addLayerChangeListener(new LayerChangeListener(){
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| 33 | public void activeLayerChange(Layer oldLayer, Layer newLayer) {}
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| 34 | public void layerAdded(Layer newLayer) {
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| 35 | if (newLayer instanceof OsmDataLayer)
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| 36 | Main.main.editLayer().listenerCommands.add(CommandStackDialog.this);
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| 37 | }
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| 38 | public void layerRemoved(Layer oldLayer) {}
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| 39 | });
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| 40 | if (mapFrame.mapView.editLayer != null)
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| 41 | mapFrame.mapView.editLayer.listenerCommands.add(this);
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| 42 |
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| 43 | tree.setRootVisible(false);
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| 44 | tree.setShowsRootHandles(true);
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| 45 | tree.expandRow(0);
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| 46 | tree.setCellRenderer(new DefaultTreeCellRenderer(){
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| 47 | @Override public Component getTreeCellRendererComponent(JTree tree, Object value, boolean sel, boolean expanded, boolean leaf, int row, boolean hasFocus) {
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| 48 | super.getTreeCellRendererComponent(tree, value, sel, expanded, leaf, row, hasFocus);
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| 49 | DefaultMutableTreeNode v = (DefaultMutableTreeNode)value;
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| 50 | if (v.getUserObject() instanceof JLabel) {
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| 51 | JLabel l = (JLabel)v.getUserObject();
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| 52 | setIcon(l.getIcon());
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| 53 | setText(l.getText());
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| 54 | }
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| 55 | return this;
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| 56 | }
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| 57 | });
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| 58 | tree.setVisibleRowCount(8);
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| 59 | add(new JScrollPane(tree), BorderLayout.CENTER);
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| 60 | }
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| 61 |
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| 62 | @Override public void setVisible(boolean v) {
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| 63 | if (v)
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| 64 | buildList();
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| 65 | else if (tree != null)
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| 66 | treeModel.setRoot(new DefaultMutableTreeNode());
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| 67 | super.setVisible(v);
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| 68 | }
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| 69 |
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| 70 | private void buildList() {
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| 71 | Collection<Command> commands = Main.main.editLayer().commands;
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| 72 | DefaultMutableTreeNode root = new DefaultMutableTreeNode();
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| 73 | for (Command c : commands)
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| 74 | root.add(c.description());
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| 75 | treeModel.setRoot(root);
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| 76 | }
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| 77 |
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| 78 | public void commandChanged(int queueSize, int redoSize) {
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| 79 | if (!isVisible())
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| 80 | return;
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| 81 | treeModel.setRoot(new DefaultMutableTreeNode());
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| 82 | buildList();
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| 83 | }
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| 84 | }
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