-/*******************************************************************************\r
- * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
- * in Industry THTH ry.\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.browsing.ui.swt;\r
-\r
-import gnu.trove.map.hash.THashMap;\r
-import gnu.trove.map.hash.TObjectIntHashMap;\r
-\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.browsing.ui.NodeContext.PrimitiveQueryKey;\r
-import org.simantics.browsing.ui.PrimitiveQueryUpdater;\r
-import org.simantics.browsing.ui.common.processors.AbstractPrimitiveQueryProcessor;\r
-import org.simantics.browsing.ui.common.processors.ProcessorLifecycle;\r
-import org.simantics.browsing.ui.common.processors.ShowMaxChildrenProcessor;\r
-\r
-/**\r
- * @author Tuukka Lehtonen\r
- */\r
-public class DefaultShowMaxChildrenProcessor extends AbstractPrimitiveQueryProcessor<Integer> implements\r
- ShowMaxChildrenProcessor, ProcessorLifecycle {\r
-\r
- private final Integer MAX_INT = Integer.MAX_VALUE;\r
-\r
- /**\r
- * The set of currently expanded node contexts.\r
- */\r
- private final TObjectIntHashMap<NodeContext> showMaxChildren = new TObjectIntHashMap<NodeContext>();\r
- private final THashMap<NodeContext, PrimitiveQueryUpdater> showMaxChildrenQueries = new THashMap<NodeContext, PrimitiveQueryUpdater>();\r
-\r
- public DefaultShowMaxChildrenProcessor() {\r
- }\r
-\r
- @Override\r
- public Object getIdentifier() {\r
- return BuiltinKeys.SHOW_MAX_CHILDREN;\r
- }\r
-\r
- @Override\r
- public String toString() {\r
- return "ShowMaxChildrenProcessor";\r
- }\r
-\r
- @Override\r
- public Integer query(PrimitiveQueryUpdater updater, NodeContext context, PrimitiveQueryKey<Integer> key) {\r
- int maxChildren = showMaxChildren.get(context);\r
- //System.out.println("maxChildren(" + updater + ", " + context + "): " + maxChildren);\r
- showMaxChildrenQueries.put(context, updater);\r
- if (maxChildren == 0)\r
- return null;\r
- return Integer.valueOf(maxChildren);\r
- }\r
-\r
- @Override\r
- public boolean setShowMaxChildren(NodeContext context, int maxChildren) {\r
- return _setShowMaxChildren(context, maxChildren);\r
- }\r
-\r
- @Override\r
- public boolean replaceShowMaxChildren(NodeContext context, int maxChildren) {\r
- return nodeStatusChanged(context, maxChildren);\r
- }\r
-\r
- private boolean _setShowMaxChildren(NodeContext context, int maxChildren) {\r
- if (maxChildren > 0) {\r
- return this.showMaxChildren.put(context, maxChildren) != maxChildren;\r
- } else {\r
- return this.showMaxChildren.remove(context) != 0;\r
- }\r
- }\r
-\r
- protected boolean nodeStatusChanged(NodeContext context, int maxChildren) {\r
- boolean result = _setShowMaxChildren(context, maxChildren);\r
- PrimitiveQueryUpdater updater = showMaxChildrenQueries.get(context);\r
- if (updater != null) {\r
- Integer newValue = null;\r
- if (maxChildren > 0) {\r
- if (maxChildren != Integer.MAX_VALUE)\r
- newValue = Integer.valueOf(maxChildren);\r
- else\r
- newValue = MAX_INT;\r
- }\r
- updater.scheduleReplace(context, BuiltinKeys.SHOW_MAX_CHILDREN, newValue);\r
- }\r
- return result;\r
- }\r
-\r
- @Override\r
- public void attached(GraphExplorer explorer) {\r
- }\r
-\r
- @Override\r
- public void detached(GraphExplorer explorer) {\r
- clear();\r
- }\r
-\r
- @Override\r
- public void clear() {\r
- showMaxChildren.clear();\r
- showMaxChildrenQueries.clear();\r
- }\r
-\r
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * 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.browsing.ui.swt;
+
+import gnu.trove.map.hash.THashMap;
+import gnu.trove.map.hash.TObjectIntHashMap;
+
+import org.simantics.browsing.ui.BuiltinKeys;
+import org.simantics.browsing.ui.GraphExplorer;
+import org.simantics.browsing.ui.NodeContext;
+import org.simantics.browsing.ui.NodeContext.PrimitiveQueryKey;
+import org.simantics.browsing.ui.PrimitiveQueryUpdater;
+import org.simantics.browsing.ui.common.processors.AbstractPrimitiveQueryProcessor;
+import org.simantics.browsing.ui.common.processors.ProcessorLifecycle;
+import org.simantics.browsing.ui.common.processors.ShowMaxChildrenProcessor;
+
+/**
+ * @author Tuukka Lehtonen
+ */
+public class DefaultShowMaxChildrenProcessor extends AbstractPrimitiveQueryProcessor<Integer> implements
+ ShowMaxChildrenProcessor, ProcessorLifecycle {
+
+ private final Integer MAX_INT = Integer.MAX_VALUE;
+
+ /**
+ * The set of currently expanded node contexts.
+ */
+ private final TObjectIntHashMap<NodeContext> showMaxChildren = new TObjectIntHashMap<NodeContext>();
+ private final THashMap<NodeContext, PrimitiveQueryUpdater> showMaxChildrenQueries = new THashMap<NodeContext, PrimitiveQueryUpdater>();
+
+ public DefaultShowMaxChildrenProcessor() {
+ }
+
+ @Override
+ public Object getIdentifier() {
+ return BuiltinKeys.SHOW_MAX_CHILDREN;
+ }
+
+ @Override
+ public String toString() {
+ return "ShowMaxChildrenProcessor";
+ }
+
+ @Override
+ public Integer query(PrimitiveQueryUpdater updater, NodeContext context, PrimitiveQueryKey<Integer> key) {
+ int maxChildren = showMaxChildren.get(context);
+ //System.out.println("maxChildren(" + updater + ", " + context + "): " + maxChildren);
+ showMaxChildrenQueries.put(context, updater);
+ if (maxChildren == 0)
+ return null;
+ return Integer.valueOf(maxChildren);
+ }
+
+ @Override
+ public boolean setShowMaxChildren(NodeContext context, int maxChildren) {
+ return _setShowMaxChildren(context, maxChildren);
+ }
+
+ @Override
+ public boolean replaceShowMaxChildren(NodeContext context, int maxChildren) {
+ return nodeStatusChanged(context, maxChildren);
+ }
+
+ private boolean _setShowMaxChildren(NodeContext context, int maxChildren) {
+ if (maxChildren > 0) {
+ return this.showMaxChildren.put(context, maxChildren) != maxChildren;
+ } else {
+ return this.showMaxChildren.remove(context) != 0;
+ }
+ }
+
+ protected boolean nodeStatusChanged(NodeContext context, int maxChildren) {
+ boolean result = _setShowMaxChildren(context, maxChildren);
+ PrimitiveQueryUpdater updater = showMaxChildrenQueries.get(context);
+ if (updater != null) {
+ Integer newValue = null;
+ if (maxChildren > 0) {
+ if (maxChildren != Integer.MAX_VALUE)
+ newValue = Integer.valueOf(maxChildren);
+ else
+ newValue = MAX_INT;
+ }
+ updater.scheduleReplace(context, BuiltinKeys.SHOW_MAX_CHILDREN, newValue);
+ }
+ return result;
+ }
+
+ @Override
+ public void attached(GraphExplorer explorer) {
+ }
+
+ @Override
+ public void detached(GraphExplorer explorer) {
+ clear();
+ }
+
+ @Override
+ public void clear() {
+ showMaxChildren.clear();
+ showMaxChildrenQueries.clear();
+ }
+
}
\ No newline at end of file
Code Review / simantics / platform.git / blobdiff