-/*******************************************************************************\r
- * Copyright (c) 2007 VTT Technical Research Centre of Finland and others.\r
- * All rights reserved. This program and the accompanying materials\r
- * are made available under the terms of the Eclipse Public License v1.0\r
- * which accompanies this distribution, and is available at\r
- * http://www.eclipse.org/legal/epl-v10.html\r
- *\r
- * Contributors:\r
- * VTT Technical Research Centre of Finland - initial API and implementation\r
- *******************************************************************************/\r
-package org.simantics.modeling.ui.modelBrowser.handlers;\r
-\r
-import gnu.trove.set.hash.THashSet;\r
-\r
-import java.util.Collections;\r
-import java.util.List;\r
-import java.util.Set;\r
-\r
-import org.eclipse.core.commands.AbstractHandler;\r
-import org.eclipse.core.commands.ExecutionEvent;\r
-import org.eclipse.core.commands.ExecutionException;\r
-import org.eclipse.jface.action.IStatusLineManager;\r
-import org.eclipse.jface.viewers.ISelection;\r
-import org.eclipse.jface.viewers.StructuredSelection;\r
-import org.eclipse.swt.dnd.Clipboard;\r
-import org.eclipse.swt.dnd.TextTransfer;\r
-import org.eclipse.swt.dnd.Transfer;\r
-import org.eclipse.swt.widgets.Control;\r
-import org.eclipse.swt.widgets.Display;\r
-import org.eclipse.swt.widgets.Shell;\r
-import org.eclipse.swt.widgets.Tree;\r
-import org.eclipse.swt.widgets.TreeItem;\r
-import org.eclipse.ui.PlatformUI;\r
-import org.eclipse.ui.handlers.HandlerUtil;\r
-import org.simantics.Simantics;\r
-import org.simantics.browsing.ui.BuiltinKeys;\r
-import org.simantics.browsing.ui.GraphExplorer;\r
-import org.simantics.browsing.ui.NodeContext;\r
-import org.simantics.db.ReadGraph;\r
-import org.simantics.db.Resource;\r
-import org.simantics.db.common.request.ReadRequest;\r
-import org.simantics.db.common.utils.Logger;\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.db.layer0.SelectionHints;\r
-import org.simantics.db.layer0.adapter.CopyHandler;\r
-import org.simantics.db.layer0.util.ClipboardUtils;\r
-import org.simantics.db.layer0.util.SimanticsClipboardImpl;\r
-import org.simantics.db.layer0.variable.Variable;\r
-import org.simantics.ui.utils.ResourceAdaptionUtils;\r
-import org.simantics.utils.datastructures.hints.IHintContext;\r
-import org.simantics.utils.ui.ISelectionUtils;\r
-import org.simantics.utils.ui.SWTUtils;\r
-import org.simantics.utils.ui.SWTUtils.ControlFilter;\r
-import org.simantics.utils.ui.workbench.WorkbenchUtils;\r
-\r
-public class StandardCopyHandler extends AbstractHandler {\r
-\r
- private static IStatusLineManager status;\r
-\r
- private static List<Variable> getVariables(ISelection selection) {\r
- NodeContext context = ISelectionUtils.getSinglePossibleKey(selection, SelectionHints.KEY_MAIN, NodeContext.class);\r
- if(context == null) return Collections.emptyList();\r
- Object input = context.getConstant(BuiltinKeys.INPUT);\r
- IHintContext hints = input instanceof IHintContext ? (IHintContext) input : null;\r
- if(hints == null) return Collections.emptyList();\r
- Variable var = hints.getHint(SelectionHints.KEY_SELECTION_PROPERTY);\r
- if(var == null) return Collections.emptyList();\r
- else return Collections.singletonList(var);\r
- }\r
-\r
- private boolean copyText(ISelection selection) {\r
- if(selection instanceof StructuredSelection) {\r
- StructuredSelection sel = (StructuredSelection)selection;\r
- if(sel.size() == 1) {\r
- Object element = sel.getFirstElement();\r
- if(element instanceof String) {\r
- setSystemClipboardText((String) element);\r
- }\r
- }\r
- }\r
- return false;\r
- }\r
- \r
- @Override\r
- public Object execute(ExecutionEvent event) throws ExecutionException {\r
- \r
- status = WorkbenchUtils.getStatusLine( HandlerUtil.getActiveSite(event) );\r
- ISelection selection = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getSelectionService().getSelection();\r
- \r
- // If the selection is plain text copy it into system clipboard and be happy\r
- if(copyText(selection)) return null;\r
-\r
- formatSelectionToClipboardText(event);\r
-\r
- final Resource[] rs = ResourceAdaptionUtils.toResources(selection);\r
- copyResourcesToClipboard(rs, selection);\r
- return null;\r
- }\r
- \r
- public static String copyResourcesToClipboard(final Resource[] rs, ISelection selection) {\r
- \r
- if(rs == null || rs.length == 0) {\r
- // This support was added for copying of properties (variables)\r
- final List<Variable> variables = getVariables(selection);\r
- if(!variables.isEmpty()) {\r
- final SimanticsClipboardImpl builder = new SimanticsClipboardImpl();\r
- for(Variable var : variables) {\r
- builder.addContent(Collections.singleton(ClipboardUtils.createVariable(Simantics.getSession(), var)));\r
- }\r
- Simantics.setClipboard(builder);\r
- setCopyMessage(builder.getContents().size(), "variable");\r
- return null;\r
- }\r
- setCopyMessage(0, "");\r
- return null;\r
- }\r
-\r
- try {\r
- final SimanticsClipboardImpl builder = new SimanticsClipboardImpl();\r
- Simantics.getSession().syncRequest(new ReadRequest() {\r
- @Override\r
- public void run(ReadGraph graph) throws DatabaseException {\r
- for (Resource r : rs) {\r
- CopyHandler handler = graph.adapt(r, CopyHandler.class);\r
- handler.copyToClipboard(graph, builder);\r
- }\r
- }\r
- });\r
- Simantics.setClipboard(builder);\r
- setCopyMessage(builder.getContents().size(), "resource");\r
- } catch (DatabaseException e) {\r
- Logger.defaultLogError(e);\r
- }\r
-\r
- return null;\r
- }\r
-\r
- private static void setCopyMessage(int count, String elementName) {\r
- if (count > 1)\r
- setStatus("Copied " + count + " " + elementName + "s to clipboard");\r
- else if (count == 1)\r
- setStatus("Copied " + elementName + " to clipboard");\r
- else\r
- setStatus("Nothing to copy.");\r
- }\r
-\r
- private static void setStatus(String message) {\r
- if (status != null)\r
- status.setMessage(message);\r
- }\r
-\r
- private boolean formatSelectionToClipboardText(ExecutionEvent event) {\r
- Shell shell = HandlerUtil.getActiveShell(event);\r
- Tree tree = shell == null ? null : tryGetExplorer(shell.getDisplay().getFocusControl());\r
- if (tree == null)\r
- return false;\r
-\r
- TreeItem[] selection = tree.getSelection();\r
- if (selection.length == 0)\r
- return false;\r
-\r
- StringBuilder sb = format(selection, new StringBuilder());\r
- if (sb.length() > 0) {\r
- setSystemClipboardText(sb.toString());\r
- return true;\r
- }\r
- return false;\r
- }\r
-\r
- private static StringBuilder format(TreeItem[] selection, StringBuilder sb) {\r
- Set<TreeItem> items = new THashSet<TreeItem>(selection.length);\r
- for (TreeItem item : selection)\r
- items.add(item);\r
- for (TreeItem item : selection) {\r
- int cc = item.getParent().getColumnCount();\r
- int indent = indentLevel(item, items);\r
- for (int i = 0; i < indent; ++i)\r
- sb.append('\t');\r
- boolean first = true;\r
- for (int c = 0; c < cc; ++c) {\r
- String ct = item.getText(c);\r
- if (!first) {\r
- sb.append('\t');\r
- }\r
- first = false;\r
- sb.append(ct);\r
- }\r
- sb.append('\n');\r
- }\r
- return sb;\r
- }\r
-\r
- private static int indentLevel(TreeItem item, Set<TreeItem> items) {\r
- TreeItem p = item.getParentItem();\r
- for (int i = 1; ; p = p.getParentItem()) {\r
- if (p == null)\r
- return 0;\r
- if (items.contains(p))\r
- return i;\r
- }\r
- }\r
-\r
- private static Tree tryGetExplorer(Control control) {\r
- return SWTUtils.tryGetObject(control, new ControlFilter<Tree>() {\r
- @Override\r
- public Tree accept(Control control) {\r
- if (!control.isDisposed()\r
- && control instanceof Tree\r
- && control.getData(GraphExplorer.KEY_GRAPH_EXPLORER) != null)\r
- return (Tree) control;\r
- return null;\r
- }\r
- });\r
- }\r
-\r
- private static void setSystemClipboardText(String text) {\r
- Clipboard clipboard = new Clipboard(Display.getCurrent());\r
- clipboard.setContents(new Object[]{ text }, new Transfer[] { TextTransfer.getInstance() });\r
- clipboard.dispose();\r
- }\r
-\r
-}\r
+/*******************************************************************************
+ * Copyright (c) 2007 VTT Technical Research Centre of Finland and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.modeling.ui.modelBrowser.handlers;
+
+import gnu.trove.set.hash.THashSet;
+
+import java.util.Collections;
+import java.util.List;
+import java.util.Set;
+
+import org.eclipse.core.commands.AbstractHandler;
+import org.eclipse.core.commands.ExecutionEvent;
+import org.eclipse.core.commands.ExecutionException;
+import org.eclipse.jface.action.IStatusLineManager;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.StructuredSelection;
+import org.eclipse.swt.dnd.Clipboard;
+import org.eclipse.swt.dnd.TextTransfer;
+import org.eclipse.swt.dnd.Transfer;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.swt.widgets.Tree;
+import org.eclipse.swt.widgets.TreeItem;
+import org.eclipse.ui.PlatformUI;
+import org.eclipse.ui.handlers.HandlerUtil;
+import org.simantics.Simantics;
+import org.simantics.browsing.ui.BuiltinKeys;
+import org.simantics.browsing.ui.GraphExplorer;
+import org.simantics.browsing.ui.NodeContext;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.request.ReadRequest;
+import org.simantics.db.common.utils.Logger;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.SelectionHints;
+import org.simantics.db.layer0.adapter.CopyHandler;
+import org.simantics.db.layer0.util.ClipboardUtils;
+import org.simantics.db.layer0.util.SimanticsClipboardImpl;
+import org.simantics.db.layer0.variable.Variable;
+import org.simantics.ui.utils.ResourceAdaptionUtils;
+import org.simantics.utils.datastructures.hints.IHintContext;
+import org.simantics.utils.ui.ISelectionUtils;
+import org.simantics.utils.ui.SWTUtils;
+import org.simantics.utils.ui.SWTUtils.ControlFilter;
+import org.simantics.utils.ui.workbench.WorkbenchUtils;
+
+public class StandardCopyHandler extends AbstractHandler {
+
+ private static IStatusLineManager status;
+
+ private static List<Variable> getVariables(ISelection selection) {
+ NodeContext context = ISelectionUtils.getSinglePossibleKey(selection, SelectionHints.KEY_MAIN, NodeContext.class);
+ if(context == null) return Collections.emptyList();
+ Object input = context.getConstant(BuiltinKeys.INPUT);
+ IHintContext hints = input instanceof IHintContext ? (IHintContext) input : null;
+ if(hints == null) return Collections.emptyList();
+ Variable var = hints.getHint(SelectionHints.KEY_SELECTION_PROPERTY);
+ if(var == null) return Collections.emptyList();
+ else return Collections.singletonList(var);
+ }
+
+ private boolean copyText(ISelection selection) {
+ if(selection instanceof StructuredSelection) {
+ StructuredSelection sel = (StructuredSelection)selection;
+ if(sel.size() == 1) {
+ Object element = sel.getFirstElement();
+ if(element instanceof String) {
+ setSystemClipboardText((String) element);
+ }
+ }
+ }
+ return false;
+ }
+
+ @Override
+ public Object execute(ExecutionEvent event) throws ExecutionException {
+
+ status = WorkbenchUtils.getStatusLine( HandlerUtil.getActiveSite(event) );
+ ISelection selection = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getSelectionService().getSelection();
+
+ // If the selection is plain text copy it into system clipboard and be happy
+ if(copyText(selection)) return null;
+
+ formatSelectionToClipboardText(event);
+
+ final Resource[] rs = ResourceAdaptionUtils.toResources(selection);
+ copyResourcesToClipboard(rs, selection);
+ return null;
+ }
+
+ public static String copyResourcesToClipboard(final Resource[] rs, ISelection selection) {
+
+ if(rs == null || rs.length == 0) {
+ // This support was added for copying of properties (variables)
+ final List<Variable> variables = getVariables(selection);
+ if(!variables.isEmpty()) {
+ final SimanticsClipboardImpl builder = new SimanticsClipboardImpl();
+ for(Variable var : variables) {
+ builder.addContent(Collections.singleton(ClipboardUtils.createVariable(Simantics.getSession(), var)));
+ }
+ Simantics.setClipboard(builder);
+ setCopyMessage(builder.getContents().size(), "variable");
+ return null;
+ }
+ setCopyMessage(0, "");
+ return null;
+ }
+
+ try {
+ final SimanticsClipboardImpl builder = new SimanticsClipboardImpl();
+ Simantics.getSession().syncRequest(new ReadRequest() {
+ @Override
+ public void run(ReadGraph graph) throws DatabaseException {
+ for (Resource r : rs) {
+ CopyHandler handler = graph.adapt(r, CopyHandler.class);
+ handler.copyToClipboard(graph, builder);
+ }
+ }
+ });
+ Simantics.setClipboard(builder);
+ setCopyMessage(builder.getContents().size(), "resource");
+ } catch (DatabaseException e) {
+ Logger.defaultLogError(e);
+ }
+
+ return null;
+ }
+
+ private static void setCopyMessage(int count, String elementName) {
+ if (count > 1)
+ setStatus("Copied " + count + " " + elementName + "s to clipboard");
+ else if (count == 1)
+ setStatus("Copied " + elementName + " to clipboard");
+ else
+ setStatus("Nothing to copy.");
+ }
+
+ private static void setStatus(String message) {
+ if (status != null)
+ status.setMessage(message);
+ }
+
+ private boolean formatSelectionToClipboardText(ExecutionEvent event) {
+ Shell shell = HandlerUtil.getActiveShell(event);
+ Tree tree = shell == null ? null : tryGetExplorer(shell.getDisplay().getFocusControl());
+ if (tree == null)
+ return false;
+
+ TreeItem[] selection = tree.getSelection();
+ if (selection.length == 0)
+ return false;
+
+ StringBuilder sb = format(selection, new StringBuilder());
+ if (sb.length() > 0) {
+ setSystemClipboardText(sb.toString());
+ return true;
+ }
+ return false;
+ }
+
+ private static StringBuilder format(TreeItem[] selection, StringBuilder sb) {
+ Set<TreeItem> items = new THashSet<TreeItem>(selection.length);
+ for (TreeItem item : selection)
+ items.add(item);
+ for (TreeItem item : selection) {
+ int cc = item.getParent().getColumnCount();
+ int indent = indentLevel(item, items);
+ for (int i = 0; i < indent; ++i)
+ sb.append('\t');
+ boolean first = true;
+ for (int c = 0; c < cc; ++c) {
+ String ct = item.getText(c);
+ if (!first) {
+ sb.append('\t');
+ }
+ first = false;
+ sb.append(ct);
+ }
+ sb.append('\n');
+ }
+ return sb;
+ }
+
+ private static int indentLevel(TreeItem item, Set<TreeItem> items) {
+ TreeItem p = item.getParentItem();
+ for (int i = 1; ; p = p.getParentItem()) {
+ if (p == null)
+ return 0;
+ if (items.contains(p))
+ return i;
+ }
+ }
+
+ private static Tree tryGetExplorer(Control control) {
+ return SWTUtils.tryGetObject(control, new ControlFilter<Tree>() {
+ @Override
+ public Tree accept(Control control) {
+ if (!control.isDisposed()
+ && control instanceof Tree
+ && control.getData(GraphExplorer.KEY_GRAPH_EXPLORER) != null)
+ return (Tree) control;
+ return null;
+ }
+ });
+ }
+
+ private static void setSystemClipboardText(String text) {
+ Clipboard clipboard = new Clipboard(Display.getCurrent());
+ clipboard.setContents(new Object[]{ text }, new Transfer[] { TextTransfer.getInstance() });
+ clipboard.dispose();
+ }
+
+}