-/*******************************************************************************\r
- * Copyright (c) 2007, 2014 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
- * Semantum Oy\r
- *******************************************************************************/\r
-package org.simantics.workbench.internal.contributions.search;\r
-\r
-import java.net.URL;\r
-\r
-import org.eclipse.swt.SWT;\r
-import org.eclipse.swt.browser.Browser;\r
-import org.eclipse.swt.widgets.Composite;\r
-import org.eclipse.ui.PlatformUI;\r
-import org.eclipse.ui.part.ViewPart;\r
-import org.simantics.Simantics;\r
-import org.simantics.db.Session;\r
-import org.simantics.db.layer0.request.ActiveModels;\r
-import org.simantics.db.management.ISessionContext;\r
-import org.simantics.db.management.ISessionContextChangedListener;\r
-import org.simantics.db.management.SessionContextChangedEvent;\r
-import org.simantics.db.service.LifecycleSupport;\r
-import org.simantics.utils.ui.SWTUtils;\r
-import org.simantics.workbench.search.ISearchService;\r
-import org.simantics.workbench.search.ISearchService.ResultBrowser;\r
-import org.simantics.workbench.search.SearchQuery;\r
-\r
-/**\r
- * A very non-configurable Web browser view for search trim.\r
- * \r
- * @author Tuukka Lehtonen\r
- */\r
-public class BrowserView extends ViewPart {\r
-\r
- /**\r
- * ID of this view's plug-in extension.\r
- */\r
- public static final String ID = "org.simantics.workbench.search.browser";\r
-\r
- /**\r
- * Used as a property of this view to keep track of the last search query\r
- * performed with this view. This information is needed to know whether or\r
- * not to initialize the view with default contents after it has been\r
- * created. This depends on whether the creation was caused by a simple\r
- * activation of the view or an actual search being performed.\r
- */\r
- public static final String LAST_QUERY_PROPERTY = "org.simantics.workbench.search.browser.lastQuery";\r
-\r
- private Browser browser;\r
- private boolean disposed;\r
- private ActiveModelsListener currentListener;\r
-\r
- @Override\r
- public void createPartControl(Composite parent) {\r
- browser = new org.eclipse.swt.browser.Browser(parent, SWT.NONE);\r
-\r
- // Ensure the view receives some browser content even when no searches\r
- // have been performed yet.\r
- scheduleInitializeViewContent(false);\r
-\r
- // Make sure that the contents of the view are reset every time the set\r
- // of active models changes. This must be because what is searchable depends\r
- // completely on the active models. When there is no active model, the search\r
- // will find nothing.\r
- Simantics.getSessionContextProvider().addContextChangedListener(sessionListener);\r
- trackActiveModels(Simantics.peekSession());\r
- }\r
-\r
- private ISessionContextChangedListener sessionListener = new ISessionContextChangedListener() {\r
- @Override\r
- public void sessionContextChanged(SessionContextChangedEvent event) {\r
- ISessionContext ctx = event.getNewValue();\r
- final Session newSession = ctx != null ? ctx.peekSession() : null;\r
- // Synchronize session changes to the UI thread to keep threading more predictable.\r
- SWTUtils.asyncExec(browser, new Runnable() {\r
- @Override\r
- public void run() {\r
- if (!disposed)\r
- trackActiveModels(newSession);\r
- }\r
- });\r
- }\r
- };\r
-\r
- private void trackActiveModels(Session session) {\r
- if (currentListener != null) {\r
- currentListener.dispose();\r
- currentListener = null;\r
- }\r
- if (session != null) {\r
- \r
- LifecycleSupport lfs = session.peekService(LifecycleSupport.class);\r
- if (lfs == null)\r
- return;\r
- if (lfs.isClosed())\r
- return;\r
- \r
- ActiveModelsListener listener = new ActiveModelsListener(new Runnable() {\r
- @Override\r
- public void run() {\r
- scheduleInitializeViewContent(true);\r
- }\r
- });\r
- \r
- // Make sure that the listener is disposed if the session is disposed.\r
- session.registerService(ActiveModelsListener.class, listener);\r
- session.asyncRequest(new ActiveModels(Simantics.getProjectResource()), listener);\r
- this.currentListener = listener;\r
- }\r
- }\r
-\r
- protected void scheduleInitializeViewContent(final boolean force) {\r
- SWTUtils.asyncExec(browser, new Runnable() {\r
- @Override\r
- public void run() {\r
- if (disposed)\r
- return;\r
- // If SearchServiceImpl hasn't performed any queries yet,\r
- // then we shall initialize the view contents at this point.\r
- String lastQuery = getPartProperty(LAST_QUERY_PROPERTY);\r
- if (force || lastQuery == null)\r
- initializeViewContent();\r
- }\r
- });\r
- }\r
-\r
- protected void initializeViewContent() {\r
- SearchQuery query = new SearchQuery("");\r
- query.setSearchFlag("Name", "on");\r
- query.setSearchFlag("Types", "on");\r
- ISearchService searchService = (ISearchService) PlatformUI.getWorkbench().getService(ISearchService.class);\r
- if (searchService != null)\r
- searchService.performQuery(query, ResultBrowser.VIEW, false);\r
- }\r
-\r
- @Override\r
- public void dispose() {\r
- disposed = true;\r
- super.dispose();\r
- }\r
-\r
- public boolean isDisposed() {\r
- return disposed;\r
- }\r
-\r
- @Override\r
- public void setFocus() {\r
- browser.setFocus();\r
- }\r
-\r
- public org.eclipse.swt.browser.Browser getBrowser() {\r
- return browser;\r
- }\r
-\r
- public void setUrl(URL url) {\r
- getBrowser().setUrl(url.toString());\r
- }\r
-\r
- @Override\r
- public void setContentDescription(String description) {\r
- super.setContentDescription(description);\r
- }\r
-\r
-}\r
+/*******************************************************************************
+ * Copyright (c) 2007, 2014 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
+ * Semantum Oy
+ *******************************************************************************/
+package org.simantics.workbench.internal.contributions.search;
+
+import java.net.URL;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.browser.Browser;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.ui.PlatformUI;
+import org.eclipse.ui.part.ViewPart;
+import org.simantics.Simantics;
+import org.simantics.db.Session;
+import org.simantics.db.layer0.request.ActiveModels;
+import org.simantics.db.management.ISessionContext;
+import org.simantics.db.management.ISessionContextChangedListener;
+import org.simantics.db.management.SessionContextChangedEvent;
+import org.simantics.db.service.LifecycleSupport;
+import org.simantics.utils.ui.SWTUtils;
+import org.simantics.workbench.search.ISearchService;
+import org.simantics.workbench.search.ISearchService.ResultBrowser;
+import org.simantics.workbench.search.SearchQuery;
+
+/**
+ * A very non-configurable Web browser view for search trim.
+ *
+ * @author Tuukka Lehtonen
+ */
+public class BrowserView extends ViewPart {
+
+ /**
+ * ID of this view's plug-in extension.
+ */
+ public static final String ID = "org.simantics.workbench.search.browser";
+
+ /**
+ * Used as a property of this view to keep track of the last search query
+ * performed with this view. This information is needed to know whether or
+ * not to initialize the view with default contents after it has been
+ * created. This depends on whether the creation was caused by a simple
+ * activation of the view or an actual search being performed.
+ */
+ public static final String LAST_QUERY_PROPERTY = "org.simantics.workbench.search.browser.lastQuery";
+
+ private Browser browser;
+ private boolean disposed;
+ private ActiveModelsListener currentListener;
+
+ @Override
+ public void createPartControl(Composite parent) {
+ browser = new org.eclipse.swt.browser.Browser(parent, SWT.NONE);
+
+ // Ensure the view receives some browser content even when no searches
+ // have been performed yet.
+ scheduleInitializeViewContent(false);
+
+ // Make sure that the contents of the view are reset every time the set
+ // of active models changes. This must be because what is searchable depends
+ // completely on the active models. When there is no active model, the search
+ // will find nothing.
+ Simantics.getSessionContextProvider().addContextChangedListener(sessionListener);
+ trackActiveModels(Simantics.peekSession());
+ }
+
+ private ISessionContextChangedListener sessionListener = new ISessionContextChangedListener() {
+ @Override
+ public void sessionContextChanged(SessionContextChangedEvent event) {
+ ISessionContext ctx = event.getNewValue();
+ final Session newSession = ctx != null ? ctx.peekSession() : null;
+ // Synchronize session changes to the UI thread to keep threading more predictable.
+ SWTUtils.asyncExec(browser, new Runnable() {
+ @Override
+ public void run() {
+ if (!disposed)
+ trackActiveModels(newSession);
+ }
+ });
+ }
+ };
+
+ private void trackActiveModels(Session session) {
+ if (currentListener != null) {
+ currentListener.dispose();
+ currentListener = null;
+ }
+ if (session != null) {
+
+ LifecycleSupport lfs = session.peekService(LifecycleSupport.class);
+ if (lfs == null)
+ return;
+ if (lfs.isClosed())
+ return;
+
+ ActiveModelsListener listener = new ActiveModelsListener(new Runnable() {
+ @Override
+ public void run() {
+ scheduleInitializeViewContent(true);
+ }
+ });
+
+ // Make sure that the listener is disposed if the session is disposed.
+ session.registerService(ActiveModelsListener.class, listener);
+ session.asyncRequest(new ActiveModels(Simantics.getProjectResource()), listener);
+ this.currentListener = listener;
+ }
+ }
+
+ protected void scheduleInitializeViewContent(final boolean force) {
+ SWTUtils.asyncExec(browser, new Runnable() {
+ @Override
+ public void run() {
+ if (disposed)
+ return;
+ // If SearchServiceImpl hasn't performed any queries yet,
+ // then we shall initialize the view contents at this point.
+ String lastQuery = getPartProperty(LAST_QUERY_PROPERTY);
+ if (force || lastQuery == null)
+ initializeViewContent();
+ }
+ });
+ }
+
+ protected void initializeViewContent() {
+ SearchQuery query = new SearchQuery("");
+ query.setSearchFlag("Name", "on");
+ query.setSearchFlag("Types", "on");
+ ISearchService searchService = (ISearchService) PlatformUI.getWorkbench().getService(ISearchService.class);
+ if (searchService != null)
+ searchService.performQuery(query, ResultBrowser.VIEW, false);
+ }
+
+ @Override
+ public void dispose() {
+ disposed = true;
+ super.dispose();
+ }
+
+ public boolean isDisposed() {
+ return disposed;
+ }
+
+ @Override
+ public void setFocus() {
+ browser.setFocus();
+ }
+
+ public org.eclipse.swt.browser.Browser getBrowser() {
+ return browser;
+ }
+
+ public void setUrl(URL url) {
+ getBrowser().setUrl(url.toString());
+ }
+
+ @Override
+ public void setContentDescription(String description) {
+ super.setContentDescription(description);
+ }
+
+}
Code Review / simantics / platform.git / blobdiff