From: Tuukka Lehtonen Date: Thu, 13 Dec 2018 11:43:37 +0000 (+0200) Subject: Revert "Usability fixes for GraphExplorerImpl -related WB selection propagation" X-Git-Tag: v1.43.0~136^2~227 X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=commitdiff_plain;h=b7250834202635a09dd18e25370ed9b4c32b1380 Revert "Usability fixes for GraphExplorerImpl -related WB selection propagation" This reverts commit 270834ce3962a4bca3945d06e642a99d21688c16. --- diff --git a/bundles/org.simantics.browsing.ui.platform/src/org/simantics/browsing/ui/platform/PropertyPageView.java b/bundles/org.simantics.browsing.ui.platform/src/org/simantics/browsing/ui/platform/PropertyPageView.java index 05109c813..0d4fc055b 100644 --- a/bundles/org.simantics.browsing.ui.platform/src/org/simantics/browsing/ui/platform/PropertyPageView.java +++ b/bundles/org.simantics.browsing.ui.platform/src/org/simantics/browsing/ui/platform/PropertyPageView.java @@ -1,5 +1,5 @@ /******************************************************************************* - * Copyright (c) 2007, 2018 Association for Decentralized Information Management + * 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 @@ -11,10 +11,17 @@ *******************************************************************************/ package org.simantics.browsing.ui.platform; +import java.util.HashSet; import java.util.Map; +import java.util.Set; import java.util.WeakHashMap; import java.util.function.Consumer; +import org.eclipse.core.runtime.IConfigurationElement; +import org.eclipse.core.runtime.IExtension; +import org.eclipse.core.runtime.IExtensionPoint; +import org.eclipse.core.runtime.IExtensionRegistry; +import org.eclipse.core.runtime.RegistryFactory; import org.eclipse.jface.resource.ImageDescriptor; import org.eclipse.jface.resource.JFaceResources; import org.eclipse.jface.resource.LocalResourceManager; @@ -31,6 +38,7 @@ import org.eclipse.ui.IWorkbenchPage; import org.eclipse.ui.IWorkbenchPart; import org.eclipse.ui.IWorkbenchPart3; import org.eclipse.ui.PartInitException; +import org.eclipse.ui.PlatformUI; import org.eclipse.ui.contexts.IContextService; import org.eclipse.ui.part.IContributedContentsView; import org.eclipse.ui.part.IPage; @@ -41,6 +49,8 @@ import org.simantics.db.management.ISessionContextProvider; import org.simantics.selectionview.PropertyPage; import org.simantics.ui.workbench.IPropertyPage; import org.simantics.ui.workbench.ResourceInput; +import org.simantics.utils.threads.SWTThread; +import org.simantics.utils.threads.Throttler; import org.simantics.utils.ui.BundleUtils; import org.simantics.utils.ui.SWTUtils; @@ -81,12 +91,19 @@ import org.simantics.utils.ui.SWTUtils; * @see IPropertyPage * @see PropertyPage */ -public class PropertyPageView extends PageBookView implements IContributedContentsView { +public class PropertyPageView extends PageBookView implements ISelectionListener, IContributedContentsView { + + /** + * Extension point used to modify behavior of the view + */ + private static final String EXT_POINT = "org.eclipse.ui.propertiesView"; //$NON-NLS-1$ private static final String PROPERTY_VIEW_CONTEXT = "org.simantics.modeling.ui.properties"; private static final String PROP_PINNED = "pinned"; + protected static final long SELECTION_CHANGE_THRESHOLD = 500; + private ISessionContextProvider contextProvider; /** @@ -107,7 +124,7 @@ public class PropertyPageView extends PageBookView implements IContributedConten private IWorkbenchPart lastPart; private ISelection lastSelection; - private final Map lastSelections = new WeakHashMap<>(); + private final Map lastSelections = new WeakHashMap(); private ResourceManager resourceManager; @@ -115,10 +132,9 @@ public class PropertyPageView extends PageBookView implements IContributedConten private ImageDescriptor pinned; /** - * The workbench post-selection listener for this view that changes the - * input of the pagebook page for the part which changed its selection. + * Set of workbench parts, which should not be used as a source for PropertySheet */ - private ISelectionListener selectionListener = this::doSelectionChanged; + private Set ignoredViews; @Override public void createPartControl(Composite parent) { @@ -195,12 +211,13 @@ public class PropertyPageView extends PageBookView implements IContributedConten // This prevents the Properties view from providing a selection to other // workbench parts, thus making them lose their selections which is not // desirable. - site.setSelectionProvider(null); +// site.setSelectionProvider(null); contextProvider = Simantics.getSessionContextProvider(); if (!bootstrapOnly) { - site.getPage().addPostSelectionListener(selectionListener); + site.getPage().addSelectionListener(immediateSelectionListener); + site.getPage().addPostSelectionListener(this); } } @@ -229,7 +246,8 @@ public class PropertyPageView extends PageBookView implements IContributedConten // Remove ourselves as a workbench selection listener. if (!bootstrapOnly) { - getSite().getPage().removePostSelectionListener(selectionListener); + getSite().getPage().removePostSelectionListener(this); + getSite().getPage().removeSelectionListener(immediateSelectionListener); } if (resourceManager != null) { @@ -246,7 +264,7 @@ public class PropertyPageView extends PageBookView implements IContributedConten page.createControl(book); page.setMessage(Messages.PropertyPageView_noPropertiesAvailable); return page; - */ + */ PropertyPage page = new PropertyPage(getSite()); initPage(page); @@ -258,6 +276,7 @@ public class PropertyPageView extends PageBookView implements IContributedConten @Override protected PageRec doCreatePage(IWorkbenchPart part) { + // NOTE: If the default page should be shown, this method must return null. if (part == null) return null; @@ -315,10 +334,37 @@ public class PropertyPageView extends PageBookView implements IContributedConten return this == part || ignore; } + private Set getIgnoredViews() { + if (ignoredViews == null) { + ignoredViews = new HashSet(); + IExtensionRegistry registry = RegistryFactory.getRegistry(); + IExtensionPoint ep = registry.getExtensionPoint(EXT_POINT); + if (ep != null) { + IExtension[] extensions = ep.getExtensions(); + for (int i = 0; i < extensions.length; i++) { + IConfigurationElement[] elements = extensions[i].getConfigurationElements(); + for (int j = 0; j < elements.length; j++) { + if ("excludeSources".equalsIgnoreCase(elements[j].getName())) { //$NON-NLS-1$ + String id = elements[j].getAttribute("id"); //$NON-NLS-1$ + if (id != null) + ignoredViews.add(id); + } + } + } + } + } + return ignoredViews; + } + + private boolean isViewIgnored(String partID) { + return getIgnoredViews().contains(partID); + } + @Override protected boolean isImportant(IWorkbenchPart part) { - //System.out.println("isImportant(" + part.getSite().getId() + ")"); - return !isWorkbenchSelectionPinned() && !isPropertyView(part); + String partID = part.getSite().getId(); + //System.out.println("isImportant(" + partID + ")"); + return !isWorkbenchSelectionPinned() && !isPropertyView(part) && !isViewIgnored(partID); } /** @@ -371,10 +417,39 @@ public class PropertyPageView extends PageBookView implements IContributedConten // super.partHidden(part); } + ISelectionListener immediateSelectionListener = new ISelectionListener() { + + private Throttler throttler = new Throttler(SWTThread.getThreadAccess(PlatformUI.getWorkbench().getDisplay()), 500, 3); + + @Override + public void selectionChanged(final IWorkbenchPart part, final ISelection selection) { + + // Do not process selections from self + if(PropertyPageView.this == part) return; + + throttler.schedule(new Runnable() { + + @Override + public void run() { + PropertyPageView.this.doSelectionChanged(part, selection); + } + + }); + + } + }; + public ISelection getLastSelection() { return lastSelection; } + /* + * (non-Javadoc) + * + * @see org.eclipse.ui.ISelectionListener#selectionChanged(org.eclipse.ui.IWorkbenchPart, + * org.eclipse.jface.viewers.ISelection) + */ + @Override public void selectionChanged(IWorkbenchPart part, ISelection sel) { doSelectionChanged(part, sel); } @@ -386,6 +461,7 @@ public class PropertyPageView extends PageBookView implements IContributedConten * false otherwise */ boolean doSelectionChanged(IWorkbenchPart part, ISelection sel) { + // we ignore our own selection or null selection if (isPropertyView(part) || sel == null) { return false; @@ -423,8 +499,8 @@ public class PropertyPageView extends PageBookView implements IContributedConten lastPart.addPropertyListener(partPropertyListener); } + updatePartName(ppage, sel); if (!sameSelection) { - updatePartName(ppage, sel); ppage.selectionChanged(part, sel); return true; } @@ -440,11 +516,14 @@ public class PropertyPageView extends PageBookView implements IContributedConten // This check is not safe - there might be a burst of changes incoming //if (getPartName().equals(parameter)) return; //System.out.println("partNameUpdateCallback : " + parameter); - SWTUtils.asyncExec(getPageBook(), () -> { - if (!getPageBook().isDisposed()) { - if (getPartName().equals(parameter)) return; - //System.out.println("doSetParameterName : " + parameter); - doSetPartName(parameter); + SWTUtils.asyncExec(getPageBook(), new Runnable() { + @Override + public void run() { + if (!getPageBook().isDisposed()) { + if (getPartName().equals(parameter)) return; + //System.out.println("doSetParameterName : " + parameter); + doSetPartName(parameter); + } } }); }; diff --git a/bundles/org.simantics.browsing.ui.swt/src/org/simantics/browsing/ui/swt/GraphExplorerImpl.java b/bundles/org.simantics.browsing.ui.swt/src/org/simantics/browsing/ui/swt/GraphExplorerImpl.java index 0168ad864..df736c1e6 100644 --- a/bundles/org.simantics.browsing.ui.swt/src/org/simantics/browsing/ui/swt/GraphExplorerImpl.java +++ b/bundles/org.simantics.browsing.ui.swt/src/org/simantics/browsing/ui/swt/GraphExplorerImpl.java @@ -50,7 +50,6 @@ import org.eclipse.jface.resource.ImageDescriptor; import org.eclipse.jface.resource.JFaceResources; import org.eclipse.jface.resource.LocalResourceManager; import org.eclipse.jface.resource.ResourceManager; -import org.eclipse.jface.util.OpenStrategy; import org.eclipse.jface.viewers.IPostSelectionProvider; import org.eclipse.jface.viewers.ISelection; import org.eclipse.jface.viewers.ISelectionChangedListener; @@ -69,6 +68,7 @@ import org.eclipse.swt.events.KeyEvent; import org.eclipse.swt.events.KeyListener; import org.eclipse.swt.events.MouseEvent; import org.eclipse.swt.events.MouseListener; +import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.events.SelectionListener; import org.eclipse.swt.graphics.Color; import org.eclipse.swt.graphics.Font; @@ -289,6 +289,24 @@ class GraphExplorerImpl extends GraphExplorerImplBase implements Listener, Graph public static final int DEFAULT_MAX_CHILDREN = 1000; + private static final long POST_SELECTION_DELAY = 300; + + /** + * The time in milliseconds that must elapse between consecutive + * {@link Tree} {@link SelectionListener#widgetSelected(SelectionEvent)} + * invocations in order for this class to construct a new selection. + * + *

+ * This is done because selection construction can be very expensive as the + * selected set grows larger when the user is pressing shift+arrow keys. + * GraphExplorerImpl will naturally listen to all changes in the tree + * selection, but as an optimization will not construct new + * StructuredSelection instances for every selection change event. A new + * selection will be constructed and set only if the selection hasn't + * changed for the amount of milliseconds specified by this constant. + */ + private static final long SELECTION_CHANGE_QUIET_TIME = 150; + private final IThreadWorkQueue thread; /** @@ -310,11 +328,11 @@ class GraphExplorerImpl extends GraphExplorerImplBase implements Listener, Graph Tree tree; @SuppressWarnings({ "rawtypes" }) - final HashMap, NodeQueryProcessor> processors = new HashMap<>(); + final HashMap, NodeQueryProcessor> processors = new HashMap, NodeQueryProcessor>(); @SuppressWarnings({ "rawtypes" }) - final HashMap primitiveProcessors = new HashMap<>(); + final HashMap primitiveProcessors = new HashMap(); @SuppressWarnings({ "rawtypes" }) - final HashMap dataSources = new HashMap<>(); + final HashMap dataSources = new HashMap(); class GraphExplorerContext extends AbstractDisposable implements IGraphExplorerContext { // This is for query debugging only. @@ -333,7 +351,7 @@ class GraphExplorerImpl extends GraphExplorerImplBase implements Listener, Graph * null there's nothing scheduled yet in which case * scheduling can commence. Otherwise the update should be skipped. */ - AtomicReference currentQueryUpdater = new AtomicReference<>(); + AtomicReference currentQueryUpdater = new AtomicReference(); /** * Keeps track of nodes that have already been auto-expanded. After @@ -341,7 +359,7 @@ class GraphExplorerImpl extends GraphExplorerImplBase implements Listener, Graph * expanded state after that. This makes it possible for the user to * close auto-expanded nodes. */ - Map autoExpanded = new WeakHashMap<>(); + Map autoExpanded = new WeakHashMap(); @Override @@ -464,7 +482,7 @@ class GraphExplorerImpl extends GraphExplorerImplBase implements Listener, Graph GraphExplorerContext explorerContext = new GraphExplorerContext(); - HashSet pendingItems = new HashSet<>(); + HashSet pendingItems = new HashSet(); boolean updating = false; boolean pendingRoot = false; @@ -485,14 +503,14 @@ class GraphExplorerImpl extends GraphExplorerImplBase implements Listener, Graph * Access this map only in the SWT thread to keep it thread-safe. *

*/ - BijectionMap contextToItem = new BijectionMap<>(); + BijectionMap contextToItem = new BijectionMap(); /** * Columns of the UI viewer. Use {@link #setColumns(Column[])} to * initialize. */ Column[] columns = new Column[0]; - Map columnKeyToIndex = new HashMap<>(); + Map columnKeyToIndex = new HashMap(); boolean refreshingColumnSizes = false; boolean columnsAreVisible = true; @@ -519,12 +537,12 @@ class GraphExplorerImpl extends GraphExplorerImplBase implements Listener, Graph /** Set to true when the Tree widget is disposed. */ private boolean disposed = false; - private final CopyOnWriteArrayList focusListeners = new CopyOnWriteArrayList<>(); - private final CopyOnWriteArrayList mouseListeners = new CopyOnWriteArrayList<>(); - private final CopyOnWriteArrayList keyListeners = new CopyOnWriteArrayList<>(); + private final CopyOnWriteArrayList focusListeners = new CopyOnWriteArrayList(); + private final CopyOnWriteArrayList mouseListeners = new CopyOnWriteArrayList(); + private final CopyOnWriteArrayList keyListeners = new CopyOnWriteArrayList(); /** Selection provider */ - private GraphExplorerPostSelectionProvider postSelectionProvider = new GraphExplorerPostSelectionProvider(this); + private GraphExplorerPostSelectionProvider postSelectionProvider = new GraphExplorerPostSelectionProvider(this); protected BasePostSelectionProvider selectionProvider = new BasePostSelectionProvider(); protected SelectionDataResolver selectionDataResolver; protected SelectionFilter selectionFilter; @@ -552,12 +570,12 @@ class GraphExplorerImpl extends GraphExplorerImplBase implements Listener, Graph * item was a part of the current selection in which case the selection must * be updated. */ - private final Map selectedItems = new HashMap<>(); + private final Map selectedItems = new HashMap(); /** * TODO: specify what this is for */ - private final Set selectionRefreshContexts = new HashSet<>(); + private final Set selectionRefreshContexts = new HashSet(); /** * If this field is non-null, it means that if {@link #setData(Event)} @@ -631,7 +649,7 @@ class GraphExplorerImpl extends GraphExplorerImplBase implements Listener, Graph * * @see #setPendingImages(IProgressMonitor) */ - Map imageTasks = new THashMap<>(); + Map imageTasks = new THashMap(); /** * A state flag indicating whether the vertical scroll bar was visible for @@ -695,7 +713,7 @@ class GraphExplorerImpl extends GraphExplorerImplBase implements Listener, Graph updateCounter = 0; uiUpdateScheduler.schedule(this, 50, TimeUnit.MILLISECONDS); } else { - tree.getDisplay().asyncExec(new UpdateRunner(GraphExplorerImpl.this)); + tree.getDisplay().asyncExec(new UpdateRunner(GraphExplorerImpl.this, GraphExplorerImpl.this.explorerContext)); } } @@ -770,7 +788,7 @@ class GraphExplorerImpl extends GraphExplorerImplBase implements Listener, Graph * modified. These are used internally to prevent duplicate edits from being * initiated which should always be a sensible thing to do. */ - private Set currentlyModifiedNodes = new THashSet<>(); + private Set currentlyModifiedNodes = new THashSet(); private final TreeEditor editor; private Color invalidModificationColor = null; @@ -1363,14 +1381,17 @@ class GraphExplorerImpl extends GraphExplorerImplBase implements Listener, Graph // Keep track of the previous single selection to help // decide whether to start editing a tree node on mouse // downs or not. - tree.addListener(SWT.Selection, event -> { - TreeItem[] selection = tree.getSelection(); - if (selection.length == 1) { - //for (TreeItem item : selection) - // System.out.println("selection: " + item); - previousSingleSelection = selection[0]; - } else { - previousSingleSelection = null; + tree.addListener(SWT.Selection, new Listener() { + @Override + public void handleEvent(Event event) { + TreeItem[] selection = tree.getSelection(); + if (selection.length == 1) { + //for (TreeItem item : selection) + // System.out.println("selection: " + item); + previousSingleSelection = selection[0]; + } else { + previousSingleSelection = null; + } } }); @@ -1472,33 +1493,39 @@ class GraphExplorerImpl extends GraphExplorerImplBase implements Listener, Graph }; tree.addListener(SWT.MouseDown, mouseEditListener); tree.addListener(SWT.DragDetect, mouseEditListener); - tree.addListener(SWT.DragDetect, event -> { - Point test = new Point(event.x, event.y); - TreeItem item = tree.getItem(test); - if(item != null) { - for(int i=0;i { - Point test = new Point(event.x, event.y); - TreeItem item = tree.getItem(test); - if(item != null) { - for(int i=0;i { - //System.out.println("OPENSTRATEGY: post selection changed: " + e); - resetSelection(); - selectionProvider.firePostSelection(selectionProvider.getSelection()); - })); + // Add a tree selection listener for keeping the selection of + // GraphExplorer's ISelectionProvider up-to-date. + tree.addSelectionListener(new SelectionListener() { + @Override + public void widgetDefaultSelected(SelectionEvent e) { + widgetSelected(e); + } + @Override + public void widgetSelected(SelectionEvent e) { + widgetSelectionChanged(false); + } + }); // This listener takes care of updating the set of currently selected // TreeItem instances. This set is needed because we need to know in @@ -1578,14 +1611,108 @@ class GraphExplorerImpl extends GraphExplorerImplBase implements Listener, Graph }); } + /** + * Mod count for delaying post selection changed events. + */ + int postSelectionModCount = 0; + + /** + * Last tree selection modification time for implementing a quiet + * time for selection changes. + */ + long lastSelectionModTime = System.currentTimeMillis() - 10000; + + /** + * Current target time for the selection to be set. Calculated + * according to the set quiet time and last selection modification + * time. + */ + long selectionSetTargetTime = 0; + + /** + * true if delayed selection runnable is current scheduled or + * running. + */ + boolean delayedSelectionScheduled = false; + + Runnable SELECTION_DELAY = new Runnable() { + @Override + public void run() { + if (tree.isDisposed()) + return; + long now = System.currentTimeMillis(); + long waitTimeLeft = selectionSetTargetTime - now; + if (waitTimeLeft > 0) { + // Not enough quiet time, reschedule. + delayedSelectionScheduled = true; + tree.getDisplay().timerExec((int) waitTimeLeft, this); + } else { + // Time to perform selection, stop rescheduling. + delayedSelectionScheduled = false; + resetSelection(); + } + } + }; + + private void widgetSelectionChanged(boolean forceSelectionChange) { + long modTime = System.currentTimeMillis(); + long delta = modTime - lastSelectionModTime; + lastSelectionModTime = modTime; + if (!forceSelectionChange && delta < SELECTION_CHANGE_QUIET_TIME) { + long msToWait = SELECTION_CHANGE_QUIET_TIME - delta; + selectionSetTargetTime = modTime + msToWait; + if (!delayedSelectionScheduled) { + delayedSelectionScheduled = true; + tree.getDisplay().timerExec((int) msToWait, SELECTION_DELAY); + } + // Make sure that post selection change events do not fire. + ++postSelectionModCount; + return; + } + + // Immediate selection reconstruction. + resetSelection(); + } + private void resetSelection() { final ISelection selection = getWidgetSelection(); -// System.out.println("resetSelection()"); -// System.out.println(" provider selection: " + selectionProvider.getSelection()); -// System.out.println(" widget selection: " + selection); + + //System.out.println("resetSelection(" + postSelectionModCount + ")"); + //System.out.println(" provider selection: " + selectionProvider.getSelection()); + //System.out.println(" widget selection: " + selection); + selectionProvider.setAndFireNonEqualSelection(selection); - } + // Implement deferred firing of post selection events + final int count = ++postSelectionModCount; + //System.out.println("[" + System.currentTimeMillis() + "] scheduling postSelectionChanged " + count + ": " + selection); + ThreadUtils.getNonBlockingWorkExecutor().schedule(new Runnable() { + @Override + public void run() { + int newCount = postSelectionModCount; + // Don't publish selection yet, there's another change incoming. + //System.out.println("[" + System.currentTimeMillis() + "] checking post selection publish: " + count + " vs. " + newCount + ": " + selection); + if (newCount != count) + return; + //System.out.println("[" + System.currentTimeMillis() + "] " + count + " count equals, firing post selection listeners: " + selection); + + if (tree.isDisposed()) + return; + + //System.out.println("scheduling fire post selection changed: " + selection); + tree.getDisplay().asyncExec(new Runnable() { + @Override + public void run() { + if (tree.isDisposed() || selectionProvider == null) + return; + //System.out.println("firing post selection changed: " + selection); + selectionProvider.firePostSelection(selection); + } + }); + } + }, POST_SELECTION_DELAY, TimeUnit.MILLISECONDS); + } + protected void setDefaultProcessors() { // Add a simple IMAGER query processor that always returns null. // With this processor no images will ever be shown. @@ -2300,7 +2427,7 @@ class GraphExplorerImpl extends GraphExplorerImplBase implements Listener, Graph // System.out.println("MODCOUNT: " + modCount + " vs. " + count); if (modCount != count) return; - resetSelection(); + widgetSelectionChanged(true); } }); } diff --git a/bundles/org.simantics.browsing.ui.swt/src/org/simantics/browsing/ui/swt/UpdateRunner.java b/bundles/org.simantics.browsing.ui.swt/src/org/simantics/browsing/ui/swt/UpdateRunner.java index 80ef2bf39..72c17ed74 100644 --- a/bundles/org.simantics.browsing.ui.swt/src/org/simantics/browsing/ui/swt/UpdateRunner.java +++ b/bundles/org.simantics.browsing.ui.swt/src/org/simantics/browsing/ui/swt/UpdateRunner.java @@ -21,9 +21,8 @@ import org.simantics.browsing.ui.CheckedState; import org.simantics.browsing.ui.NodeContext; import org.simantics.browsing.ui.NodeQueryManager; import org.simantics.browsing.ui.common.internal.GENodeQueryManager; +import org.simantics.browsing.ui.common.internal.IGraphExplorerContext; import org.simantics.browsing.ui.content.PrunedChildrenResult; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; /** * This class is responsible for updating the {@link TreeItem}s contained by the @@ -37,20 +36,21 @@ import org.slf4j.LoggerFactory; */ class UpdateRunner implements Runnable { - private static final Logger LOGGER = LoggerFactory.getLogger(UpdateRunner.class); - final GraphExplorerImpl ge; + //final IGraphExplorerContext geContext; - UpdateRunner(GraphExplorerImpl ge) { + UpdateRunner(GraphExplorerImpl ge, IGraphExplorerContext geContext) { this.ge = ge; + // this.geContext = geContext; } public void run() { try { doRun(); } catch (Throwable t) { - LOGGER.error("", t); + t.printStackTrace(); } + } public void doRun() { diff --git a/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/jface/BasePostSelectionProvider.java b/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/jface/BasePostSelectionProvider.java index b06143bf6..c5ca0e754 100644 --- a/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/jface/BasePostSelectionProvider.java +++ b/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/jface/BasePostSelectionProvider.java @@ -1,5 +1,5 @@ /******************************************************************************* - * Copyright (c) 2007, 2018 Association for Decentralized Information Management + * 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 @@ -21,6 +21,8 @@ import org.eclipse.jface.viewers.IPostSelectionProvider; import org.eclipse.jface.viewers.ISelection; import org.eclipse.jface.viewers.ISelectionChangedListener; import org.eclipse.jface.viewers.SelectionChangedEvent; +import org.eclipse.jface.viewers.StructuredSelection; +import org.simantics.utils.ObjectUtils; /** * BaseSelectionProvider is a base implementation ISelectionProvider -interface. @@ -34,21 +36,40 @@ import org.eclipse.jface.viewers.SelectionChangedEvent; *

* * @author Toni Kalajainen - * @author Tuukka Lehtonen */ -public class BasePostSelectionProvider extends BaseSelectionProvider implements IPostSelectionProvider { +public class BasePostSelectionProvider implements IPostSelectionProvider { - protected ListenerList postSelectionListeners = new ListenerList<>(); + protected ListenerList selectionListeners = new ListenerList(); + + protected ListenerList postSelectionListeners = new ListenerList(); + + protected ISelection selection = StructuredSelection.EMPTY; + + public void addSelectionChangedListener(ISelectionChangedListener listener) { + selectionListeners.add(listener); + } + + public ISelection getSelection() { + return selection; + } public void clearListeners() { - super.clearListeners(); - clearPostSelectionChangedListeners(); + selectionListeners.clear(); + postSelectionListeners.clear(); + } + + public void clearSelectionChangedListeners() { + postSelectionListeners.clear(); } public void clearPostSelectionChangedListeners() { postSelectionListeners.clear(); } + public void removeSelectionChangedListener(ISelectionChangedListener listener) { + selectionListeners.remove(listener); + } + @Override public void addPostSelectionChangedListener(ISelectionChangedListener listener) { postSelectionListeners.add(listener); @@ -59,10 +80,30 @@ public class BasePostSelectionProvider extends BaseSelectionProvider implements postSelectionListeners.remove(listener); } + public void setSelection(ISelection selection) { + setSelectionWithoutFiring(selection); + } + + protected Object[] getListeners() { + return selectionListeners.getListeners(); + } + protected Object[] getPostListeners() { return postSelectionListeners.getListeners(); } + /** + * Notify other UIs that selection has changed + * @param selection new selection + */ + public void fireSelection(ISelection selection) { + if (selection == null) + return; + SelectionChangedEvent e = new SelectionChangedEvent(this, selection); + for (Object l : getListeners()) + ((ISelectionChangedListener) l).selectionChanged(e); + } + /** * Notify other UIs that selection has changed * @param selection new selection @@ -82,4 +123,46 @@ public class BasePostSelectionProvider extends BaseSelectionProvider implements } } + public void setSelectionWithoutFiring(ISelection selection) { + this.selection = selection; + } + + + /** + * Sets a new selection and always fires a SelectionChangedEvent about it. + * + * @param selection the new selection + */ + public void setAndFireSelection(ISelection selection) { + setSelection(selection); + fireSelection(selection); + } + + /** + * Sets the new selection for this provider and fires all selection change + * listeners if the specified selection differs from the current selection. + * If the selection is either the same object or considered equal to the + * current selection, the listeners are not fired. + * + * @param selection the new selection + */ + public void setAndFireNonEqualSelection(ISelection selection) { + ISelection old = getSelection(); + if (ObjectUtils.objectEquals(old, selection)) + return; + + this.selection = selection; + if (selection != null && !selection.equals(old)) + fireSelection(selection); + } + + public boolean selectionEquals(ISelection s) { + if (s == selection) + return true; + if (s == null) + // Old selection had to be non-null + return true; + return s.equals(selection); + } + } diff --git a/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/jface/BaseSelectionProvider.java b/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/jface/BaseSelectionProvider.java index 55ec0241b..b2e6d9215 100644 --- a/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/jface/BaseSelectionProvider.java +++ b/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/jface/BaseSelectionProvider.java @@ -1,5 +1,5 @@ /******************************************************************************* - * Copyright (c) 2007, 2018 Association for Decentralized Information Management + * 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 @@ -20,7 +20,6 @@ import org.eclipse.jface.viewers.ISelectionChangedListener; import org.eclipse.jface.viewers.ISelectionProvider; import org.eclipse.jface.viewers.SelectionChangedEvent; import org.eclipse.jface.viewers.StructuredSelection; -import org.simantics.utils.ObjectUtils; /** * BaseSelectionProvider is a base implementation ISelectionProvider -interface. @@ -40,7 +39,7 @@ import org.simantics.utils.ObjectUtils; */ public class BaseSelectionProvider implements ISelectionProvider { - protected ListenerList selectionListeners = new ListenerList<>(); + protected ListenerList selectionListeners = new ListenerList(); protected ISelection selection = StructuredSelection.EMPTY; @@ -60,14 +59,6 @@ public class BaseSelectionProvider implements ISelectionProvider { return selection; } - public void clearListeners() { - clearSelectionChangedListeners(); - } - - public void clearSelectionChangedListeners() { - selectionListeners.clear(); - } - public void removeSelectionChangedListener(ISelectionChangedListener listener) { selectionListeners.remove(listener); } @@ -115,15 +106,14 @@ public class BaseSelectionProvider implements ISelectionProvider { * * @param selection the new selection */ - public boolean setAndFireNonEqualSelection(ISelection selection) { + public void setAndFireNonEqualSelection(ISelection selection) { ISelection old = getSelection(); - if (ObjectUtils.objectEquals(old, selection)) - return false; + if (selection == old) + return; this.selection = selection; - if (selection != null) + if (selection != null && !selection.equals(old)) fireSelection(selection); - return true; } public boolean selectionEquals(ISelection s) { diff --git a/bundles/org.simantics.views.swt.client/src/org/simantics/views/swt/client/impl/SWTExplorer.java b/bundles/org.simantics.views.swt.client/src/org/simantics/views/swt/client/impl/SWTExplorer.java index e196e6732..1666413e9 100644 --- a/bundles/org.simantics.views.swt.client/src/org/simantics/views/swt/client/impl/SWTExplorer.java +++ b/bundles/org.simantics.views.swt.client/src/org/simantics/views/swt/client/impl/SWTExplorer.java @@ -10,8 +10,11 @@ import org.eclipse.jface.viewers.IPostSelectionProvider; import org.eclipse.jface.viewers.ISelection; import org.eclipse.jface.viewers.ISelectionChangedListener; import org.eclipse.jface.viewers.ISelectionProvider; +import org.eclipse.jface.viewers.SelectionChangedEvent; import org.eclipse.swt.SWT; import org.eclipse.swt.widgets.Composite; +import org.eclipse.swt.widgets.Event; +import org.eclipse.swt.widgets.Listener; import org.eclipse.ui.IWorkbenchSite; import org.simantics.browsing.ui.Column; import org.simantics.browsing.ui.StatePersistor; @@ -42,19 +45,9 @@ public class SWTExplorer extends SingleSWTViewNode { public Boolean useNodeBrowseContexts; public Boolean useNodeActionContexts; public StatePersistor persistor; - + public ISelection lastSelection; - - private ISelectionChangedListener internalToExternalSelectionPropagator = event -> { - IWorkbenchSite site = getSite(); - if (site != null) { - ISelectionProvider sp = site.getSelectionProvider(); - if (sp != null) { - sp.setSelection(event.getSelection()); - } - } - }; - + @Override public void createControls(Composite parent) { @@ -77,30 +70,80 @@ public class SWTExplorer extends SingleSWTViewNode { if (uiContext != null) { control.setUiContexts(Collections.singleton(uiContext)); } - + control.setStatePersistor(persistor); - + control.finish(); setProperties(); - + control.setInputSource(PassThruInputSource.INSTANCE); - ISelectionProvider isp = (ISelectionProvider)control.getExplorer().getAdapter(ISelectionProvider.class); - if (isp instanceof IPostSelectionProvider) { - ((IPostSelectionProvider) isp).addPostSelectionChangedListener(internalToExternalSelectionPropagator); - } else { - isp.addSelectionChangedListener(internalToExternalSelectionPropagator); - } - - control.addListenerToControl(SWT.Selection, event -> { - if(selectionListener != null) - selectionListener.apply(event); - ISelection selection = (ISelection)control.getExplorer().getWidgetSelection(); - propertyCallback.apply("selection", selection); - lastSelection = selection; + ISelectionProvider sp = (ISelectionProvider)control.getExplorer().getAdapter(ISelectionProvider.class); + sp.addSelectionChangedListener(new ISelectionChangedListener() { + + @Override + public void selectionChanged(SelectionChangedEvent event) { + if (site != null) { + ISelectionProvider sp = site.getSelectionProvider(); + if (sp != null) { + sp.setSelection(event.getSelection()); + } + } + } + }); - + + IPostSelectionProvider psp = (IPostSelectionProvider)control.getExplorer().getAdapter(IPostSelectionProvider.class); + psp.addPostSelectionChangedListener(new ISelectionChangedListener() { + + @Override + public void selectionChanged(SelectionChangedEvent event) { + +// ISelection selection = (ISelection)control.getExplorer().getWidgetSelection(); + if (site != null) { + ISelectionProvider sp = site.getSelectionProvider(); + if (sp != null) { + sp.setSelection(event.getSelection()); + } + } + + } + + }); + + control.addListenerToControl(SWT.Selection, new Listener() { + + @Override + public void handleEvent(Event event) { + + if(selectionListener != null) + selectionListener.apply(event); + + ISelection selection = (ISelection)control.getExplorer().getWidgetSelection(); + // [Tuukka@2012-04-08] Disabled this because it was causing + // horrible selection feedback effects in the Model Browser + // view that is using it. It causes the browser to react to + // external selections which were initially published as its own + // with a delay. + //System.out.println("selection: " + selection); +// if(publishSelection != null && publishSelection) { +// if (site != null) { +// ISelectionProvider sp = site.getSelectionProvider(); +// if (sp != null) { +// sp.setSelection(selection); +// } +// } +// } + + propertyCallback.apply("selection", selection); + + lastSelection = selection; + + } + + }); + } public void synchronizeColumnsVisible(Boolean columnsVisible) { @@ -148,16 +191,5 @@ public class SWTExplorer extends SingleSWTViewNode { final public void synchronizeLayout(LayoutBean layout) { } - - @Override - public void dispose() { - ISelectionProvider isp = (ISelectionProvider)control.getExplorer().getAdapter(ISelectionProvider.class); - if (isp instanceof IPostSelectionProvider) { - ((IPostSelectionProvider) isp).removePostSelectionChangedListener(internalToExternalSelectionPropagator); - } else { - isp.removeSelectionChangedListener(internalToExternalSelectionPropagator); - } - super.dispose(); - } - + } diff --git a/bundles/org.simantics.views.swt/META-INF/MANIFEST.MF b/bundles/org.simantics.views.swt/META-INF/MANIFEST.MF index cd17a1872..18048f38c 100644 --- a/bundles/org.simantics.views.swt/META-INF/MANIFEST.MF +++ b/bundles/org.simantics.views.swt/META-INF/MANIFEST.MF @@ -16,8 +16,7 @@ Require-Bundle: org.simantics.browsing.ui.swt;bundle-version="1.1.0";visibility: org.simantics.project;bundle-version="1.0.1", org.simantics.scenegraph.loader;bundle-version="1.0.0";visibility:=reexport, org.simantics.scenegraph.ontology;bundle-version="1.0.0", - org.simantics.utils.thread.swt;bundle-version="1.1.0", - org.slf4j.api + org.simantics.utils.thread.swt;bundle-version="1.1.0" Export-Package: org.simantics.views.swt Bundle-Activator: org.simantics.views.swt.Activator Bundle-Vendor: Semantum Oy diff --git a/bundles/org.simantics.views.swt/src/org/simantics/views/swt/ModelledView.java b/bundles/org.simantics.views.swt/src/org/simantics/views/swt/ModelledView.java index 92396f421..f50954857 100644 --- a/bundles/org.simantics.views.swt/src/org/simantics/views/swt/ModelledView.java +++ b/bundles/org.simantics.views.swt/src/org/simantics/views/swt/ModelledView.java @@ -27,6 +27,7 @@ import org.eclipse.ui.IWorkbenchPart; import org.eclipse.ui.IWorkbenchPartReference; import org.eclipse.ui.IWorkbenchSite; import org.simantics.Simantics; +import org.simantics.browsing.ui.common.ErrorLogger; import org.simantics.browsing.ui.swt.widgets.impl.WidgetSupport; import org.simantics.browsing.ui.swt.widgets.impl.WidgetSupportImpl; import org.simantics.db.ReadGraph; @@ -35,6 +36,7 @@ import org.simantics.db.VirtualGraph; import org.simantics.db.WriteGraph; import org.simantics.db.common.request.WriteRequest; import org.simantics.db.common.request.WriteResultRequest; +import org.simantics.db.common.utils.Logger; import org.simantics.db.exception.DatabaseException; import org.simantics.db.exception.ServiceNotFoundException; import org.simantics.db.layer0.util.RemoverUtil; @@ -45,11 +47,8 @@ import org.simantics.layer0.Layer0; import org.simantics.scenegraph.ontology.ScenegraphResources; import org.simantics.scl.runtime.function.Function1; import org.simantics.ui.workbench.IPropertyPage; -import org.simantics.utils.ui.ErrorLogger; -import org.simantics.utils.ui.jface.BasePostSelectionProvider; +import org.simantics.utils.ui.jface.ActiveSelectionProvider; import org.simantics.views.swt.client.base.SWTRoot; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; /** * To use this class, first model your view contents in .pgraph files according @@ -68,8 +67,6 @@ import org.slf4j.LoggerFactory; */ public class ModelledView extends SimanticsView implements IPartListener2 { - private static final Logger LOGGER = LoggerFactory.getLogger(ModelledView.class); - public static final int TIME_BEFORE_DISPOSE_WHEN_HIDDEN = 30000; // ms private static final boolean DEBUG = false; @@ -91,11 +88,10 @@ public class ModelledView extends SimanticsView implements IPartListener2 { protected ModelledSupport support; - private BasePostSelectionProvider selectionProvider = new BasePostSelectionProvider() { + ActiveSelectionProvider selectionProvider = new ActiveSelectionProvider() { @Override public void setSelection(ISelection selection) { - super.setAndFireNonEqualSelection(selection); - super.firePostSelection(selection); + super.setSelection(selection); } }; @@ -105,6 +101,7 @@ public class ModelledView extends SimanticsView implements IPartListener2 { @Override protected WidgetSupportImpl createSupport() { + try { runtime = Simantics.getSession().sync( new WriteResultRequest(Simantics.getSession().getService(VirtualGraph.class)) { @@ -117,13 +114,16 @@ public class ModelledView extends SimanticsView implements IPartListener2 { return runtime; } }); - } catch (ServiceNotFoundException | DatabaseException e) { - LOGGER.error("Failed to initialize modelled view database runtime support structures", e); + } catch (ServiceNotFoundException e) { + Logger.defaultLogError(e); + } catch (DatabaseException e) { + Logger.defaultLogError(e); } support = new ModelledSupport(this); return support; + } public void fireInput() { @@ -166,7 +166,9 @@ public class ModelledView extends SimanticsView implements IPartListener2 { } if (load) { + try { + loader = new SWTViewLoaderProcess(this, getSite(), getClass().getSimpleName()); viewVariable = loader.getVariable(Simantics.getSession(), configurationURI(), runtime); @@ -198,10 +200,17 @@ public class ModelledView extends SimanticsView implements IPartListener2 { body.layout(true); + getSite().setSelectionProvider(selectionProvider); + } catch (DatabaseException e) { - LOGGER.error("Failed to create modelled SWT view controls", e); + + e.printStackTrace(); + Logger.defaultLogError(e); + } + } + } @Override @@ -211,12 +220,14 @@ public class ModelledView extends SimanticsView implements IPartListener2 { // Only create controls if the part is TRULY visible. // Fast view parts seem to cause calls to createPartControl even // when the part is hidden in reality + boolean visible = site.getPage().isPartVisible(this); if (DEBUG) System.out.println(this + ": createControls( visible=" + site.getPage().isPartVisible(this) + " )"); doCreateControls(true); getSite().setSelectionProvider(selectionProvider); getSite().getPage().addPartListener(this); + } protected void inputChanged(IWorkbenchPart provider, Object input) { @@ -280,8 +291,10 @@ public class ModelledView extends SimanticsView implements IPartListener2 { RemoverUtil.remove(graph, rt); } }); - } catch (ServiceNotFoundException | DatabaseException e) { - LOGGER.error("Failed to dispose of modelled view database runtime support structures", e); + } catch (ServiceNotFoundException e) { + Logger.defaultLogError(e); + } catch (DatabaseException e) { + Logger.defaultLogError(e); } } @@ -381,10 +394,10 @@ public class ModelledView extends SimanticsView implements IPartListener2 { } } } - + // Can be used to cancel already scheduled dispose volatile boolean reallyClearExisting = false; - + Runnable clearExisting = new Runnable() { @Override @@ -432,5 +445,5 @@ public class ModelledView extends SimanticsView implements IPartListener2 { protected IPropertyPage getPropertyPage() { return null; } - + }