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Add content filtering to outline view based on SymbolKind (fix issue #…
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87
...eclipse.lsp4e/src/org/eclipse/lsp4e/outline/OutlineViewHideSymbolKindMenuContributor.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,87 @@ | ||
| /******************************************************************************* | ||
| * Copyright (c) 2024 Advantest Europe GmbH. All rights reserved. | ||
| * This program and the accompanying materials are made | ||
| * available under the terms of the Eclipse Public License 2.0 | ||
| * which is available at https://www.eclipse.org/legal/epl-2.0/ | ||
| * | ||
| * SPDX-License-Identifier: EPL-2.0 | ||
| * | ||
| * Contributors: | ||
| * Dietrich Travkin (Solunar GmbH) - initial implementation of outline contents filtering (issue #254) | ||
| *******************************************************************************/ | ||
| package org.eclipse.lsp4e.outline; | ||
|
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| import java.util.Arrays; | ||
| import java.util.Comparator; | ||
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| import org.eclipse.core.runtime.preferences.IEclipsePreferences; | ||
| import org.eclipse.core.runtime.preferences.InstanceScope; | ||
| import org.eclipse.jface.action.Action; | ||
| import org.eclipse.jface.action.ActionContributionItem; | ||
| import org.eclipse.jface.action.IAction; | ||
| import org.eclipse.jface.action.IContributionItem; | ||
| import org.eclipse.jface.resource.ImageDescriptor; | ||
| import org.eclipse.lsp4e.LanguageServerPlugin; | ||
| import org.eclipse.lsp4e.ui.LSPImages; | ||
| import org.eclipse.lsp4j.SymbolKind; | ||
| import org.eclipse.swt.graphics.Image; | ||
| import org.eclipse.ui.actions.CompoundContributionItem; | ||
|
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| public class OutlineViewHideSymbolKindMenuContributor extends CompoundContributionItem { | ||
|
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| @Override | ||
| protected IContributionItem[] getContributionItems() { | ||
| return Arrays.stream(SymbolKind.values()) | ||
| .sorted(new Comparator<SymbolKind>() { | ||
|
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| @Override | ||
| public int compare(SymbolKind sk1, SymbolKind sk2) { | ||
| return sk1.name().compareTo(sk2.name()); | ||
| } | ||
|
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| }) | ||
| .map(kind -> createHideSymbolKindContributionItem(kind)) | ||
| .toArray(IContributionItem[]::new); | ||
| } | ||
|
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| private IContributionItem createHideSymbolKindContributionItem(SymbolKind kind) { | ||
| return new ActionContributionItem(new HideSymbolKindAction(kind)); | ||
| } | ||
|
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| static boolean isHideSymbolKind(SymbolKind kind) { | ||
| IEclipsePreferences preferences = InstanceScope.INSTANCE.getNode(LanguageServerPlugin.PLUGIN_ID); | ||
| return preferences.getBoolean(CNFOutlinePage.HIDE_DOCUMENT_SYMBOL_KIND_PREFERENCE_PREFIX + kind.name(), false); | ||
| } | ||
|
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| static boolean toggleHideSymbolKind(SymbolKind kind) { | ||
| IEclipsePreferences preferences = InstanceScope.INSTANCE.getNode(LanguageServerPlugin.PLUGIN_ID); | ||
| boolean oldValue = isHideSymbolKind(kind); | ||
|
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| preferences.putBoolean(CNFOutlinePage.HIDE_DOCUMENT_SYMBOL_KIND_PREFERENCE_PREFIX + kind.name(), !oldValue); | ||
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| return !oldValue; | ||
| } | ||
|
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| private static class HideSymbolKindAction extends Action { | ||
| private final SymbolKind kind; | ||
|
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| HideSymbolKindAction(SymbolKind kind) { | ||
| super(kind.name(), IAction.AS_CHECK_BOX); | ||
| this.kind = kind; | ||
| setChecked(isHideSymbolKind(kind)); | ||
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| Image img = LSPImages.imageFromSymbolKind(kind); | ||
| if (img != null) { | ||
| setImageDescriptor(ImageDescriptor.createFromImage(img)); | ||
| } | ||
| } | ||
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| @Override | ||
| public void run() { | ||
| boolean checkedState = toggleHideSymbolKind(kind); | ||
| setChecked(checkedState); | ||
| } | ||
|
|
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| } | ||
|
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| } |