X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.event%2Fsrc%2Forg%2Fsimantics%2Fevent%2Fview%2Fhandler%2FPreferenceHandler.java;fp=bundles%2Forg.simantics.event%2Fsrc%2Forg%2Fsimantics%2Fevent%2Fview%2Fhandler%2FPreferenceHandler.java;h=e75d24f222a628eb3c89ad2f6644c3c96a98ab06;hb=0ae2b770234dfc3cbb18bd38f324125cf0faca07;hp=8f9da61dad5d395daf9c05badc74161220055075;hpb=24e2b34260f219f0d1644ca7a138894980e25b14;p=simantics%2Fplatform.git diff --git a/bundles/org.simantics.event/src/org/simantics/event/view/handler/PreferenceHandler.java b/bundles/org.simantics.event/src/org/simantics/event/view/handler/PreferenceHandler.java index 8f9da61da..e75d24f22 100644 --- a/bundles/org.simantics.event/src/org/simantics/event/view/handler/PreferenceHandler.java +++ b/bundles/org.simantics.event/src/org/simantics/event/view/handler/PreferenceHandler.java @@ -1,112 +1,112 @@ -/******************************************************************************* - * Copyright (c) 2007, 2011 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.event.view.handler; - -import java.util.List; -import java.util.Map; - -import org.eclipse.core.commands.AbstractHandler; -import org.eclipse.core.commands.ExecutionEvent; -import org.eclipse.core.commands.ExecutionException; -import org.eclipse.jface.viewers.ISelection; -import org.eclipse.ui.commands.IElementUpdater; -import org.eclipse.ui.handlers.HandlerUtil; -import org.eclipse.ui.menus.UIElement; -import org.simantics.Simantics; -import org.simantics.db.ReadGraph; -import org.simantics.db.Resource; -import org.simantics.db.Session; -import org.simantics.db.WriteGraph; -import org.simantics.db.common.utils.TagUtil; -import org.simantics.db.exception.DatabaseException; -import org.simantics.db.layer0.SelectionHints; -import org.simantics.db.request.Read; -import org.simantics.utils.ui.ErrorLogger; -import org.simantics.utils.ui.ISelectionUtils; - -/** - * @author Tuukka Lehtonen - */ -class PreferenceHandler extends AbstractHandler implements IElementUpdater { - - protected final String virtualGraphId; - private final String tagURI; - private final boolean tag; - - public PreferenceHandler() { - this("preferences", null, false); - } - - public PreferenceHandler(String tagURI, boolean tag) { - this("preferences", tagURI, tag); - } - - public PreferenceHandler(String virtualGraphId) { - this(virtualGraphId, null, false); - } - - public PreferenceHandler(String virtualGraphId, String tagURI, boolean tag) { - this.virtualGraphId = virtualGraphId; - this.tagURI = tagURI; - this.tag = tag; - } - - @Override - public Object execute(ExecutionEvent event) throws ExecutionException { - Session session = Simantics.peekSession(); - if (session == null) - return null; - ISelection selection = HandlerUtil.getCurrentSelection(event); - final List resources = ISelectionUtils.getPossibleKeys(selection, SelectionHints.KEY_MAIN, Resource.class); - new TagUtil(virtualGraphId, tagURI, tag) { - @Override - protected void processSelection(WriteGraph graph, List resources) throws DatabaseException { - if (!process(graph)) - return; - super.processSelection(graph, resources); - } - }.execute(session, resources); - return null; - } - - /** - * @return false to perform no further actions after this - * method completes. - */ - protected boolean process(WriteGraph graph) throws DatabaseException { - return true; - } - - @SuppressWarnings("rawtypes") - @Override - public void updateElement(UIElement element, Map parameters) { - Session session = Simantics.peekSession(); - if (session == null) - return; - try { - boolean checked = session.syncRequest(new Read() { - @Override - public Boolean perform(ReadGraph graph) throws DatabaseException { - return isChecked(graph); - } - }); - element.setChecked(checked); - } catch (DatabaseException e) { - ErrorLogger.defaultLogError(e); - } - } - - protected boolean isChecked(ReadGraph graph) throws DatabaseException { - return false; - } - -} +/******************************************************************************* + * Copyright (c) 2007, 2011 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.event.view.handler; + +import java.util.List; +import java.util.Map; + +import org.eclipse.core.commands.AbstractHandler; +import org.eclipse.core.commands.ExecutionEvent; +import org.eclipse.core.commands.ExecutionException; +import org.eclipse.jface.viewers.ISelection; +import org.eclipse.ui.commands.IElementUpdater; +import org.eclipse.ui.handlers.HandlerUtil; +import org.eclipse.ui.menus.UIElement; +import org.simantics.Simantics; +import org.simantics.db.ReadGraph; +import org.simantics.db.Resource; +import org.simantics.db.Session; +import org.simantics.db.WriteGraph; +import org.simantics.db.common.utils.TagUtil; +import org.simantics.db.exception.DatabaseException; +import org.simantics.db.layer0.SelectionHints; +import org.simantics.db.request.Read; +import org.simantics.utils.ui.ErrorLogger; +import org.simantics.utils.ui.ISelectionUtils; + +/** + * @author Tuukka Lehtonen + */ +class PreferenceHandler extends AbstractHandler implements IElementUpdater { + + protected final String virtualGraphId; + private final String tagURI; + private final boolean tag; + + public PreferenceHandler() { + this("preferences", null, false); + } + + public PreferenceHandler(String tagURI, boolean tag) { + this("preferences", tagURI, tag); + } + + public PreferenceHandler(String virtualGraphId) { + this(virtualGraphId, null, false); + } + + public PreferenceHandler(String virtualGraphId, String tagURI, boolean tag) { + this.virtualGraphId = virtualGraphId; + this.tagURI = tagURI; + this.tag = tag; + } + + @Override + public Object execute(ExecutionEvent event) throws ExecutionException { + Session session = Simantics.peekSession(); + if (session == null) + return null; + ISelection selection = HandlerUtil.getCurrentSelection(event); + final List resources = ISelectionUtils.getPossibleKeys(selection, SelectionHints.KEY_MAIN, Resource.class); + new TagUtil(virtualGraphId, tagURI, tag) { + @Override + protected void processSelection(WriteGraph graph, List resources) throws DatabaseException { + if (!process(graph)) + return; + super.processSelection(graph, resources); + } + }.execute(session, resources); + return null; + } + + /** + * @return false to perform no further actions after this + * method completes. + */ + protected boolean process(WriteGraph graph) throws DatabaseException { + return true; + } + + @SuppressWarnings("rawtypes") + @Override + public void updateElement(UIElement element, Map parameters) { + Session session = Simantics.peekSession(); + if (session == null) + return; + try { + boolean checked = session.syncRequest(new Read() { + @Override + public Boolean perform(ReadGraph graph) throws DatabaseException { + return isChecked(graph); + } + }); + element.setChecked(checked); + } catch (DatabaseException e) { + ErrorLogger.defaultLogError(e); + } + } + + protected boolean isChecked(ReadGraph graph) throws DatabaseException { + return false; + } + +}