X-Git-Url: http://git.argeo.org/?a=blobdiff_plain;f=eclipse%2Fplugins%2Forg.argeo.slc.client.ui%2Fsrc%2Forg%2Fargeo%2Fslc%2Fclient%2Fui%2Fviews%2FExecutionModulesView.java;h=4c01230bf3912cccf36ee6edcdb90eacc0fcea90;hb=911bf76bc93ca875a66e908666a399d3bcb4db5d;hp=a4d040314f9d6cf8c2d83abe54478d6fbcaa81a8;hpb=041d60f64b902ebc33f9ec817096dc913233eecd;p=gpl%2Fargeo-slc.git

diff --git a/eclipse/plugins/org.argeo.slc.client.ui/src/org/argeo/slc/client/ui/views/ExecutionModulesView.java b/eclipse/plugins/org.argeo.slc.client.ui/src/org/argeo/slc/client/ui/views/ExecutionModulesView.java
index a4d040314..4c01230bf 100644
--- a/eclipse/plugins/org.argeo.slc.client.ui/src/org/argeo/slc/client/ui/views/ExecutionModulesView.java
+++ b/eclipse/plugins/org.argeo.slc.client.ui/src/org/argeo/slc/client/ui/views/ExecutionModulesView.java
@@ -1,11 +1,17 @@
 package org.argeo.slc.client.ui.views;
 
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Properties;
 import java.util.UUID;
 
+import org.apache.commons.io.IOUtils;
+import org.argeo.slc.SlcException;
 import org.argeo.slc.client.ui.ClientUiPlugin;
 import org.argeo.slc.client.ui.controllers.ProcessController;
+import org.argeo.slc.execution.ExecutionFlowDescriptor;
 import org.argeo.slc.execution.ExecutionModuleDescriptor;
 import org.argeo.slc.process.RealizedFlow;
 import org.argeo.slc.process.SlcExecution;
@@ -17,6 +23,11 @@ import org.eclipse.jface.viewers.ITableLabelProvider;
 import org.eclipse.jface.viewers.LabelProvider;
 import org.eclipse.jface.viewers.TreeViewer;
 import org.eclipse.swt.SWT;
+import org.eclipse.swt.dnd.DND;
+import org.eclipse.swt.dnd.DragSourceEvent;
+import org.eclipse.swt.dnd.DragSourceListener;
+import org.eclipse.swt.dnd.TextTransfer;
+import org.eclipse.swt.dnd.Transfer;
 import org.eclipse.swt.graphics.Image;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.ui.ISharedImages;
@@ -32,6 +43,33 @@ public class ExecutionModulesView extends ViewPart {
 
 	private ProcessController processController;
 
+	public void createPartControl(Composite parent) {
+		viewer = new TreeViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
+		viewer.setContentProvider(contentProvider);
+		viewer.setLabelProvider(new ViewLabelProvider());
+		viewer.setInput(getViewSite());
+		viewer.addDoubleClickListener(new ViewDoubleClickListener());
+		int operations = DND.DROP_COPY | DND.DROP_MOVE;
+		Transfer[] tt = new Transfer[] { TextTransfer.getInstance() };
+		viewer.addDragSupport(operations, tt, new ViewDragListener());
+	}
+
+	public void setFocus() {
+		viewer.getControl().setFocus();
+	}
+
+	public TreeViewer getViewer() {
+		return viewer;
+	}
+
+	public void setContentProvider(IContentProvider contentProvider) {
+		this.contentProvider = contentProvider;
+	}
+
+	public void setProcessController(ProcessController processController) {
+		this.processController = processController;
+	}
+
 	class ViewLabelProvider extends LabelProvider implements
 			ITableLabelProvider {
 		public String getColumnText(Object obj, int index) {
@@ -69,56 +107,90 @@ public class ExecutionModulesView extends ViewPart {
 		}
 	}
 
-	public void createPartControl(Composite parent) {
-		viewer = new TreeViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
-		viewer.setContentProvider(contentProvider);
-		viewer.setLabelProvider(new ViewLabelProvider());
-		viewer.setInput(getViewSite());
-		viewer.addDoubleClickListener(new IDoubleClickListener() {
-
-			public void doubleClick(DoubleClickEvent evt) {
-				Object obj = ((IStructuredSelection) evt.getSelection())
-						.getFirstElement();
-				if (obj instanceof ExecutionModulesContentProvider.FlowNode) {
-					ExecutionModulesContentProvider.FlowNode fn = (ExecutionModulesContentProvider.FlowNode) obj;
-
-					List<RealizedFlow> realizedFlows = new ArrayList<RealizedFlow>();
-					RealizedFlow realizedFlow = new RealizedFlow();
-					realizedFlow.setModuleName(fn.getExecutionModuleNode()
-							.getDescriptor().getName());
-					realizedFlow.setModuleVersion(fn.getExecutionModuleNode()
-							.getDescriptor().getVersion());
-					realizedFlow.setFlowDescriptor(fn.getExecutionModuleNode()
-							.getFlowDescriptors().get(fn.getFlowName()));
-					realizedFlows.add(realizedFlow);
-
-					SlcExecution slcExecution = new SlcExecution();
-					slcExecution.setUuid(UUID.randomUUID().toString());
-					slcExecution.setRealizedFlows(realizedFlows);
-					processController.execute(fn.getExecutionModuleNode()
-							.getAgentNode().getAgent(), slcExecution);
-				}
+	class ViewDoubleClickListener implements IDoubleClickListener {
+		public void doubleClick(DoubleClickEvent evt) {
+			Object obj = ((IStructuredSelection) evt.getSelection())
+					.getFirstElement();
+			if (obj instanceof ExecutionModulesContentProvider.FlowNode) {
+				ExecutionModulesContentProvider.FlowNode fn = (ExecutionModulesContentProvider.FlowNode) obj;
+
+				List<RealizedFlow> realizedFlows = new ArrayList<RealizedFlow>();
+				RealizedFlow realizedFlow = new RealizedFlow();
+				realizedFlow.setModuleName(fn.getExecutionModuleNode()
+						.getDescriptor().getName());
+				realizedFlow.setModuleVersion(fn.getExecutionModuleNode()
+						.getDescriptor().getVersion());
+				realizedFlow.setFlowDescriptor(fn.getExecutionModuleNode()
+						.getFlowDescriptors().get(fn.getFlowName()));
+				realizedFlows.add(realizedFlow);
+
+				SlcExecution slcExecution = new SlcExecution();
+				slcExecution.setUuid(UUID.randomUUID().toString());
+				slcExecution.setRealizedFlows(realizedFlows);
+				processController.execute(fn.getExecutionModuleNode()
+						.getAgentNode().getAgent(), slcExecution);
 			}
-		});
-	}
+		}
 
-	/**
-	 * Passing the focus request to the viewer's control.
-	 */
-	public void setFocus() {
-		viewer.getControl().setFocus();
 	}
 
-	public TreeViewer getViewer() {
-		return viewer;
-	}
+	class ViewDragListener implements DragSourceListener {
+		public void dragFinished(DragSourceEvent event) {
+			System.out.println("Finished Drag");
+		}
 
-	public void setContentProvider(IContentProvider contentProvider) {
-		this.contentProvider = contentProvider;
-	}
+		public void dragSetData(DragSourceEvent event) {
+			System.out.println("dragSetData: " + event);
+			IStructuredSelection selection = (IStructuredSelection) viewer
+					.getSelection();
+			if (selection.getFirstElement() instanceof ExecutionModulesContentProvider.FlowNode) {
+				if (TextTransfer.getInstance().isSupportedType(event.dataType)) {
+					ExecutionModulesContentProvider.FlowNode flowNode = (ExecutionModulesContentProvider.FlowNode) selection
+							.getFirstElement();
+					RealizedFlow rf = nodeAsRealizedFlow(flowNode);
+					Properties props = new Properties();
+					realizedFlowAsProperties(props, rf);
+					props.setProperty("agentId", flowNode
+							.getExecutionModuleNode().getAgentNode().getAgent()
+							.getAgentUuid());
+
+					ByteArrayOutputStream out = new ByteArrayOutputStream();
+					try {
+						props.store(out, "");
+						event.data = new String(out.toByteArray());
+					} catch (IOException e) {
+						throw new SlcException("Cannot transfor realized flow",
+								e);
+					} finally {
+						IOUtils.closeQuietly(out);
+					}
+				}
+			}
+		}
+
+		public void dragStart(DragSourceEvent event) {
+			System.out.println("Start Drag");
+		}
+
+		private RealizedFlow nodeAsRealizedFlow(
+				ExecutionModulesContentProvider.FlowNode flowNode) {
+			RealizedFlow rf = new RealizedFlow();
+			rf.setModuleName(flowNode.getExecutionModuleNode().getDescriptor()
+					.getName());
+			rf.setModuleVersion(flowNode.getExecutionModuleNode()
+					.getDescriptor().getVersion());
+			ExecutionFlowDescriptor efd = new ExecutionFlowDescriptor();
+			efd.setName(flowNode.getFlowName());
+			rf.setFlowDescriptor(efd);
+			return rf;
+		}
+
+		private void realizedFlowAsProperties(Properties props, RealizedFlow rf) {
+			props.setProperty("moduleName", rf.getModuleName());
+			props.setProperty("moduleVersion", rf.getModuleVersion());
+			props.setProperty("flowName", rf.getFlowDescriptor().getName());
+		}
 
-	public void setProcessController(ProcessController processController) {
-		this.processController = processController;
 	}
 
 }
\ No newline at end of file