Changeset 1808 in josm for trunk/src/org/openstreetmap/josm/actions/UploadAction.java

Timestamp:

2009-07-19T10:31:27+02:00 (15 years ago)

Author:

Gubaer

Message:

improved enabling/disabling of menu entries and action buttons depending on current state of JOSM (number of open layers, type of active layer, etc.)

File:

• trunk/src/org/openstreetmap/josm/actions/UploadAction.java (modified) (4 diffs)

trunk/src/org/openstreetmap/josm/actions/UploadAction.java

@@ -29 +29 @@
 import org.openstreetmap.josm.gui.PleaseWaitRunnable;
 import org.openstreetmap.josm.gui.historycombobox.SuggestingJHistoryComboBox;
+import org.openstreetmap.josm.gui.layer.Layer;
+import org.openstreetmap.josm.gui.layer.Layer.LayerChangeListener;
 import org.openstreetmap.josm.io.OsmApi;
 import org.openstreetmap.josm.io.OsmApiException;
@@ -48 +50 @@
  * @author imi
  */
-public class UploadAction extends JosmAction {
+public class UploadAction extends JosmAction implements LayerChangeListener{
     static private Logger logger = Logger.getLogger(UploadAction.class.getName());
 
@@ -152 +154 @@
             }
         });
+
+        Layer.listeners.add(this);
+        refreshEnabled();
+    }
+
+    /**
+     * Refreshes the enabled state
+     * 
+     */
+    protected void refreshEnabled() {
+        setEnabled(Main.main != null
+                && Main.map != null
+                && Main.map.mapView !=null
+                && Main.map.mapView.getEditLayer() != null
+        );
     }
 
@@ -582 +599 @@
         e.printStackTrace();
     }
+
+    /* ---------------------------------------------------------------------------------- */
+    /* Interface LayerChangeListener                                                      */
+    /* ---------------------------------------------------------------------------------- */
+    public void activeLayerChange(Layer oldLayer, Layer newLayer) {
+        refreshEnabled();
+    }
+
+    public void layerAdded(Layer newLayer) {
+        refreshEnabled();
+    }
+
+    public void layerRemoved(Layer oldLayer) {
+        refreshEnabled();
+    }
 }