Attachment 223155 Details for Bug 393514 – Patch for GEF logic example that adds a drop listener for resources

[patch] Patch for GEF logic example that adds a drop listener for resources

gef-examples-logic.patch (text/plain), 3.06 KB, created by Peter Severin

on 2012-11-04 23:34:16 EST

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Creator: Peter Severin

Created: 2012-11-04 23:34:16 EST

Size: 3.06 KB

patch

obsolete

>diff --git a/org.eclipse.gef.examples.logic/src/org/eclipse/gef/examples/logicdesigner/LogicEditor.java b/org.eclipse.gef.examples.logic/src/org/eclipse/gef/examples/logicdesigner/LogicEditor.java
>index a80791c..afd8f2f 100644
>--- a/org.eclipse.gef.examples.logic/src/org/eclipse/gef/examples/logicdesigner/LogicEditor.java
>+++ b/org.eclipse.gef.examples.logic/src/org/eclipse/gef/examples/logicdesigner/LogicEditor.java
>@@ -122,6 +122,7 @@
> import org.eclipse.gef.ui.rulers.RulerComposite;
> 
> import org.eclipse.gef.examples.logicdesigner.actions.IncrementDecrementAction;
>+import org.eclipse.gef.examples.logicdesigner.dnd.ResourceTransferDropTargetListener;
> import org.eclipse.gef.examples.logicdesigner.dnd.TextTransferDropTargetListener;
> import org.eclipse.gef.examples.logicdesigner.edit.GraphicalPartFactory;
> import org.eclipse.gef.examples.logicdesigner.edit.TreePartFactory;
>@@ -638,6 +639,10 @@
> 						(TransferDropTargetListener) new TextTransferDropTargetListener(
> 								getGraphicalViewer(), TextTransfer
> 										.getInstance()));
>+		getGraphicalViewer()
>+				.addDropTargetListener(
>+						(TransferDropTargetListener) new ResourceTransferDropTargetListener(
>+								getGraphicalViewer()));
> 	}
> 
> 	protected void createActions() {
>diff --git a/org.eclipse.gef.examples.logic/src/org/eclipse/gef/examples/logicdesigner/dnd/ResourceTransferDropTargetListener.java b/org.eclipse.gef.examples.logic/src/org/eclipse/gef/examples/logicdesigner/dnd/ResourceTransferDropTargetListener.java
>new file mode 100644
>index 0000000..8b149a1
>--- /dev/null
>+++ b/org.eclipse.gef.examples.logic/src/org/eclipse/gef/examples/logicdesigner/dnd/ResourceTransferDropTargetListener.java
>@@ -0,0 +1,46 @@
>+package org.eclipse.gef.examples.logicdesigner.dnd;
>+
>+import org.eclipse.swt.dnd.DND;
>+
>+import org.eclipse.ui.part.ResourceTransfer;
>+
>+import org.eclipse.gef.EditPartViewer;
>+import org.eclipse.gef.Request;
>+import org.eclipse.gef.dnd.AbstractTransferDropTargetListener;
>+import org.eclipse.gef.requests.CreateRequest;
>+import org.eclipse.gef.requests.SimpleFactory;
>+
>+import org.eclipse.gef.examples.logicdesigner.model.LogicLabel;
>+
>+public class ResourceTransferDropTargetListener extends
>+		AbstractTransferDropTargetListener {
>+	public ResourceTransferDropTargetListener(EditPartViewer viewer) {
>+		super(viewer, ResourceTransfer.getInstance());
>+	}
>+
>+	protected Request createTargetRequest() {
>+		CreateRequest request = new CreateRequest();
>+		request.setFactory(new SimpleFactory((Class) (Object) LogicLabel.class));
>+		return request;
>+	}
>+
>+	protected final CreateRequest getCreateRequest() {
>+		return ((CreateRequest) getTargetRequest());
>+	}
>+
>+	protected void handleDragOperationChanged() {
>+		getCurrentEvent().detail = DND.DROP_COPY;
>+		super.handleDragOperationChanged();
>+	}
>+
>+	protected void handleDragOver() {
>+		getCurrentEvent().detail = DND.DROP_COPY;
>+		getCurrentEvent().feedback = DND.FEEDBACK_SCROLL | DND.FEEDBACK_EXPAND;
>+		super.handleDragOver();
>+	}
>+
>+	protected void updateTargetRequest() {
>+		CreateRequest request = getCreateRequest();
>+		request.setLocation(getDropLocation());
>+	}
>+}

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