Trigger all drag start events from single place

[simantics/platform.git] / bundles / org.simantics.scenegraph / src / org / simantics / scenegraph / g2d / events / NodeEventHandler.java

diff --git a/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/events/NodeEventHandler.java b/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/events/NodeEventHandler.java
index 1c1ac8a37a7b523ace66705188f148c1972ed763..8d3ba3a94482e3405382ea4817faa90c0c107441 100644 (file)
--- a/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/events/NodeEventHandler.java
+++ b/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/events/NodeEventHandler.java
@@ -11,18 +11,6 @@
  *******************************************************************************/
 package org.simantics.scenegraph.g2d.events;
 
-import java.awt.Component;
-import java.awt.GraphicsEnvironment;
-import java.awt.dnd.DnDConstants;
-import java.awt.dnd.DragGestureEvent;
-import java.awt.dnd.DragGestureListener;
-import java.awt.dnd.DragSource;
-import java.awt.dnd.DragSourceDragEvent;
-import java.awt.dnd.DragSourceDropEvent;
-import java.awt.dnd.DragSourceEvent;
-import java.awt.dnd.DragSourceListener;
-import java.awt.event.InputEvent;
-import java.awt.geom.Point2D;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Comparator;
@@ -34,7 +22,6 @@ import org.simantics.scenegraph.g2d.G2DSceneGraph;
 import org.simantics.scenegraph.g2d.IG2DNode;
 import org.simantics.scenegraph.g2d.events.MouseEvent.MouseButtonPressedEvent;
 import org.simantics.scenegraph.g2d.events.MouseEvent.MouseDragBegin;
-import org.simantics.scenegraph.g2d.events.adapter.AWTMouseEventAdapter;
 import org.simantics.scenegraph.g2d.events.command.CommandEvent;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -220,65 +207,6 @@ public class NodeEventHandler implements IEventHandler {
         return sort;
     }
 
-    public void setRootPane(Component rootPane) {
-        if (GraphicsEnvironment.isHeadless()) {
-            LOGGER.info("Disabling DragSource in headless environments");
-            return;
-        }
-        final DragSource ds = new DragSource();
-        final DragSourceListener dsl = new DragSourceListener() {
-            @Override
-            public void dropActionChanged(DragSourceDragEvent dsde) {
-            }
-            @Override
-            public void dragOver(DragSourceDragEvent dsde) {
-            }
-            @Override
-            public void dragExit(DragSourceEvent dse) {
-            }
-            @Override
-            public void dragEnter(DragSourceDragEvent dsde) {
-            }
-            @Override
-            public void dragDropEnd(DragSourceDropEvent dsde) {
-            }
-        };
-        DragGestureListener dgl = new DragGestureListener() {
-            @Override
-            public void dragGestureRecognized(DragGestureEvent dge) {
-                InputEvent ie = dge.getTriggerEvent();
-                if (ie instanceof java.awt.event.MouseEvent) {
-                    java.awt.event.MouseEvent e = (java.awt.event.MouseEvent) ie;
-                    Point2D controlPos = AWTMouseEventAdapter.getControlPosition(e);
-                    MouseDragBegin event = new MouseDragBegin(NodeEventHandler.this,
-                            e.getWhen(), 0,
-                            AWTMouseEventAdapter.getButtonStatus(e),
-                            AWTMouseEventAdapter.getStateMask(e),
-                            AWTMouseEventAdapter.getMouseButton(e),
-                            // TODO: fix canvas position if necessary
-                            new Point2D.Double(),
-                            controlPos,
-                            controlPos,
-                            AWTMouseEventAdapter.getScreenPosition(e));
-
-                    // Send MouseDragBegin to the scenegraph and see
-                    // if anyone sets event.transferable to start DnD.
-                    handleMouseDragBeginEvent(event, EventTypes.MouseDragBegin);
-                    if (event.transferable != null) {
-                        ds.startDrag(dge, null, event.transferable, dsl);
-                        if (DEBUG_EVENTS)
-                            debug("dragGestureRecognized: startDrag " + event.transferable);
-                    }
-                }
-            }
-        };
-        ds.createDefaultDragGestureRecognizer(
-                rootPane,
-                DnDConstants.ACTION_COPY_OR_MOVE | DnDConstants.ACTION_LINK,
-                dgl);
-        ds.addDragSourceListener(dsl);
-    }
-
     public boolean mousePressed(MouseButtonPressedEvent event) {
         G2DFocusManager.INSTANCE.clearFocus();
         try {