Introduce ITextViewerLifecycle API

Signed-off-by: azerr <[email protected]>
eclipse-platform · Oct 28, 2022 · a5c5564 · a5c5564
1 parent 1900585
commit a5c5564
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Showing 17 changed files with 300 additions and 93 deletions.
diff --git a/org.eclipse.jface.text/src/org/eclipse/jface/text/ITextViewerLifecycle.java b/org.eclipse.jface.text/src/org/eclipse/jface/text/ITextViewerLifecycle.java
@@ -0,0 +1,35 @@
+/*******************************************************************************
+ * Copyright (c) 2022 Red Hat Inc. and others.
+ *
+ * This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License 2.0
+ * which accompanies this distribution, and is available at
+ * https://www.eclipse.org/legal/epl-2.0/
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ * - Angelo ZERR (Red Hat Inc.)  - initial implementation
+ *******************************************************************************/
+package org.eclipse.jface.text;
+
+/**
+ * {@link ITextViewer} lifecycle API to track install / uninstall of a given {@link ITextViewer}.
+ *
+ * @since 3.21
+ *
+ */
+public interface ITextViewerLifecycle {
+
+	/**
+	 * Installs a text viewer.
+	 *
+	 * @param textViewer the text viewer
+	 */
+	void install(ITextViewer textViewer);
+
+	/**
+	 * Uninstalls the registered text viewer.
+	 */
+	void uninstall();
+}
diff --git a/org.eclipse.jface.text/src/org/eclipse/jface/text/contentassist/IContentAssistant.java b/org.eclipse.jface.text/src/org/eclipse/jface/text/contentassist/IContentAssistant.java
@@ -14,6 +14,7 @@
 package org.eclipse.jface.text.contentassist;
 
 import org.eclipse.jface.text.ITextViewer;
+import org.eclipse.jface.text.ITextViewerLifecycle;
 
 
 /**
@@ -76,7 +77,7 @@
  * @see org.eclipse.jface.text.ITextViewer
  * @see org.eclipse.jface.text.contentassist.IContentAssistProcessor
  */
- public interface IContentAssistant {
+public interface IContentAssistant extends ITextViewerLifecycle {
 
 	//------ proposal popup orientation styles ------------
 	/** The context info list will overlay the list of completion proposals. */
@@ -98,12 +99,14 @@ public interface IContentAssistant {
 	 *
 	 * @param textViewer the text viewer on which content assist will work
 	 */
+	@Override
 	void install(ITextViewer textViewer);
 
 	/**
 	 * Uninstalls content assist support from the text viewer it has
 	 * previously be installed on.
 	 */
+	@Override
 	void uninstall();
 
 	/**

diff --git a/org.eclipse.jface.text/src/org/eclipse/jface/text/hyperlink/IHyperlinkPresenter.java b/org.eclipse.jface.text/src/org/eclipse/jface/text/hyperlink/IHyperlinkPresenter.java
@@ -14,6 +14,7 @@
 package org.eclipse.jface.text.hyperlink;
 
 import org.eclipse.jface.text.ITextViewer;
+import org.eclipse.jface.text.ITextViewerLifecycle;
 
 
 /**
@@ -39,7 +40,7 @@
  * @see IHyperlinkPresenterExtension2
  * @since 3.1
  */
-public interface IHyperlinkPresenter {
+public interface IHyperlinkPresenter extends ITextViewerLifecycle {
 
 	/**
 	 * Tells whether this presenter is able to handle
@@ -73,10 +74,12 @@ public interface IHyperlinkPresenter {
 	 *
 	 * @param textViewer the text viewer
 	 */
+	@Override
 	void install(ITextViewer textViewer);
 
 	/**
 	 * Uninstalls this hyperlink presenter.
 	 */
+	@Override
 	void uninstall();
 }
diff --git a/org.eclipse.jface.text/src/org/eclipse/jface/text/information/IInformationPresenter.java b/org.eclipse.jface.text/src/org/eclipse/jface/text/information/IInformationPresenter.java
@@ -14,6 +14,7 @@
 package org.eclipse.jface.text.information;
 
 import org.eclipse.jface.text.ITextViewer;
+import org.eclipse.jface.text.ITextViewerLifecycle;
 
 
 /**
@@ -46,7 +47,7 @@
  * @see org.eclipse.jface.text.information.IInformationProvider
  * @since 2.0
  */
-public interface IInformationPresenter {
+public interface IInformationPresenter extends ITextViewerLifecycle {
 
 	/**
 	 * Installs the information presenter on the given text viewer. After this method has been
@@ -55,12 +56,14 @@ public interface IInformationPresenter {
 	 *
 	 * @param textViewer the viewer on which the presenter is installed
 	 */
+	@Override
 	void install(ITextViewer textViewer);
 
 	/**
 	 * Removes the information presenter from the text viewer it has previously been
 	 * installed on.
 	 */
+	@Override
 	void uninstall();
 
 	/**

diff --git a/org.eclipse.jface.text/src/org/eclipse/jface/text/presentation/IPresentationReconciler.java b/org.eclipse.jface.text/src/org/eclipse/jface/text/presentation/IPresentationReconciler.java
@@ -15,6 +15,7 @@
 
 
 import org.eclipse.jface.text.ITextViewer;
+import org.eclipse.jface.text.ITextViewerLifecycle;
 
 
 /**
@@ -55,7 +56,7 @@
  * @see org.eclipse.jface.text.presentation.IPresentationRepairer
  * @see org.eclipse.jface.text.TextPresentation
  */
-public interface IPresentationReconciler {
+public interface IPresentationReconciler extends ITextViewerLifecycle {
 
 	/**
 	 * Installs this presentation reconciler on the given text viewer. After
@@ -71,12 +72,14 @@ public interface IPresentationReconciler {
 	 * @param viewer the viewer on which this presentation reconciler is
 	 *        installed
 	 */
+	@Override
 	void install(ITextViewer viewer);
 
 	/**
 	 * Removes the reconciler from the text viewer it has previously been
 	 * installed on.
 	 */
+	@Override
 	void uninstall();
 
 	/**

diff --git a/org.eclipse.jface.text/src/org/eclipse/jface/text/reconciler/IReconciler.java b/org.eclipse.jface.text/src/org/eclipse/jface/text/reconciler/IReconciler.java
@@ -14,6 +14,7 @@
 package org.eclipse.jface.text.reconciler;
 
 import org.eclipse.jface.text.ITextViewer;
+import org.eclipse.jface.text.ITextViewerLifecycle;
 
 
 /**
@@ -47,7 +48,7 @@
  * @see ITextViewer
  * @see IReconcilingStrategy
  */
-public interface IReconciler {
+public interface IReconciler extends ITextViewerLifecycle {
 
 	/**
 	 * Installs the reconciler on the given text viewer. After this method has been
@@ -56,12 +57,14 @@ public interface IReconciler {
 	 *
 	 * @param textViewer the viewer on which the reconciler is installed
 	 */
+	@Override
 	void install(ITextViewer textViewer);
 
 	/**
 	 * Removes the reconciler from the text viewer it has
 	 * previously been installed on.
 	 */
+	@Override
 	void uninstall();
 
 	/**

diff --git a/org.eclipse.ui.genericeditor/schema/reconcilers.exsd b/org.eclipse.ui.genericeditor/schema/reconcilers.exsd
@@ -77,6 +77,34 @@
       </complexType>
    </element>
 
+   <element name="reconcilingStrategy">
+      <complexType>
+         <sequence>
+            <element ref="enabledWhen" minOccurs="0" maxOccurs="1"/>
+         </sequence>
+         <attribute name="class" type="string" use="required">
+            <annotation>
+               <documentation>
+                  The fully qualified class name implementing the interface &lt;code&gt;org.eclipse.jface.text.reconciler.IReconcilingStrategy&lt;/code&gt;
+               </documentation>
+               <appinfo>
+                  <meta.attribute kind="java" basedOn=":org.eclipse.jface.text.reconciler.IReconcilingStrategy"/>
+               </appinfo>
+            </annotation>
+         </attribute>
+         <attribute name="contentType" type="string" use="required">
+            <annotation>
+               <documentation>
+                  The target content-type for this extension. Content-types are defined as extension to the org.eclipse.core.contenttype.contentTypes extension point.
+               </documentation>
+               <appinfo>
+                  <meta.attribute kind="identifier" basedOn="org.eclipse.core.contenttype.contentTypes/content-type/@id"/>
+               </appinfo>
+            </annotation>
+         </attribute>
+      </complexType>
+   </element>
+
    <element name="enabledWhen">
       <annotation>
          <documentation>

diff --git a/....ui.genericeditor/src/org/eclipse/ui/internal/genericeditor/AutoEditStrategyRegistry.java b/....ui.genericeditor/src/org/eclipse/ui/internal/genericeditor/AutoEditStrategyRegistry.java
@@ -26,6 +26,7 @@
 import org.eclipse.core.runtime.Status;
 import org.eclipse.core.runtime.content.IContentType;
 import org.eclipse.jface.text.IAutoEditStrategy;
+import org.eclipse.jface.text.ITextViewerLifecycle;
 import org.eclipse.jface.text.source.ISourceViewer;
 import org.eclipse.ui.texteditor.ITextEditor;
 
@@ -57,20 +58,22 @@ public AutoEditStrategyRegistry() {
 	 * @param sourceViewer
 	 *            the source viewer we're hooking completion to.
 	 * @param editor the text editor
+	 * @param textViewerLifecycles the list of text viewer lifecycle to fill
 	 * @param contentTypes
 	 *            the content types of the document we're editing.
 	 * @return the list of {@link IAutoEditStrategy} contributed for at least
 	 *         one of the content types.
 	 */
-	public List<IAutoEditStrategy> getAutoEditStrategies(ISourceViewer sourceViewer, ITextEditor editor, Set<IContentType> contentTypes) {
+	public List<IAutoEditStrategy> getAutoEditStrategies(ISourceViewer sourceViewer, ITextEditor editor,
+			List<ITextViewerLifecycle> textViewerLifecycles, Set<IContentType> contentTypes) {
 		if (this.outOfSync) {
 			sync();
 		}
-		return this.extensions.values().stream()
-			.filter(ext -> contentTypes.contains(ext.targetContentType))
-			.filter(ext -> ext.matches(sourceViewer, editor))
-			.sorted(new ContentTypeSpecializationComparator<IAutoEditStrategy>())
-			.map(GenericContentTypeRelatedExtension<IAutoEditStrategy>::createDelegate)
+		return this.extensions.values().stream() //
+			.filter(ext -> contentTypes.contains(ext.targetContentType)) //
+			.filter(ext -> ext.matches(sourceViewer, editor)) //
+			.sorted(new ContentTypeSpecializationComparator<IAutoEditStrategy>()) //
+			.map(ext -> ext.createDelegate(textViewerLifecycles)) //
 			.collect(Collectors.toList());
 	}
 

diff --git a/...genericeditor/src/org/eclipse/ui/internal/genericeditor/CharacterPairMatcherRegistry.java b/...genericeditor/src/org/eclipse/ui/internal/genericeditor/CharacterPairMatcherRegistry.java
@@ -22,6 +22,7 @@
 import org.eclipse.core.runtime.Platform;
 import org.eclipse.core.runtime.Status;
 import org.eclipse.core.runtime.content.IContentType;
+import org.eclipse.jface.text.ITextViewerLifecycle;
 import org.eclipse.jface.text.source.ICharacterPairMatcher;
 import org.eclipse.jface.text.source.ISourceViewer;
 import org.eclipse.ui.texteditor.ITextEditor;
@@ -51,21 +52,23 @@ public CharacterPairMatcherRegistry() {
 	 * Get the contributed {@link IPresentationReconciliers}s that are relevant to
 	 * hook on source viewer according to document content types.
 	 *
-	 * @param sourceViewer the source viewer we're hooking completion to.
-	 * @param editor       the text editor
-	 * @param contentTypes the content types of the document we're editing.
+	 * @param sourceViewer         the source viewer we're hooking completion to.
+	 * @param editor               the text editor
+	 * @param textViewerLifecycles the list of text viewer lifecycle to fill
+	 * @param contentTypes         the content types of the document we're editing.
 	 * @return the list of {@link ICharacterPairMatcher} contributed for at least
 	 *         one of the content types.
 	 */
 	public List<ICharacterPairMatcher> getCharacterPairMatchers(ISourceViewer sourceViewer, ITextEditor editor,
-			Set<IContentType> contentTypes) {
+			List<ITextViewerLifecycle> textViewerLifecycles, Set<IContentType> contentTypes) {
 		if (this.outOfSync) {
 			sync();
 		}
-		return this.extensions.values().stream().filter(ext -> contentTypes.contains(ext.targetContentType))
-				.filter(ext -> ext.matches(sourceViewer, editor))
-				.sorted(new ContentTypeSpecializationComparator<ICharacterPairMatcher>())
-				.map(GenericContentTypeRelatedExtension<ICharacterPairMatcher>::createDelegate)
+		return this.extensions.values().stream() //
+				.filter(ext -> contentTypes.contains(ext.targetContentType)) //
+				.filter(ext -> ext.matches(sourceViewer, editor)) //
+				.sorted(new ContentTypeSpecializationComparator<ICharacterPairMatcher>()) //
+				.map(ext -> ext.createDelegate(textViewerLifecycles)) //
 				.collect(Collectors.toList());
 	}