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IDEA-149712 Widen-selection (ctrl-w) to include a step for 'for' statement header

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Dmitry Batrak
2015-12-25 17:45:01 +03:00
parent 0b01324e39
commit d9f95e9353
2 changed files with 46 additions and 0 deletions
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java/java-impl/src/com/intellij/codeInsight/editorActions/wordSelection/ForStatementHeaderSelectioner.java
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@@ -0,0 +1,45 @@
/*
* Copyright 2000-2015 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.intellij.codeInsight.editorActions.wordSelection;
import com.intellij.codeInsight.editorActions.ExtendWordSelectionHandler;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.util.TextRange;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiForStatement;
import com.intellij.psi.PsiForeachStatement;
import com.intellij.psi.PsiJavaToken;
import java.util.Collections;
import java.util.List;
public class ForStatementHeaderSelectioner implements ExtendWordSelectionHandler {
@Override
public boolean canSelect(PsiElement e) {
return e instanceof PsiForStatement || e instanceof PsiForeachStatement;
}
@Override
public List<TextRange> select(PsiElement e, CharSequence editorText, int cursorOffset, Editor editor) {
PsiJavaToken lParen = e instanceof PsiForStatement ? ((PsiForStatement)e).getLParenth()
: e instanceof PsiForeachStatement ? ((PsiForeachStatement)e).getLParenth() : null;
PsiJavaToken rParen = e instanceof PsiForStatement ? ((PsiForStatement)e).getRParenth()
: e instanceof PsiForeachStatement ? ((PsiForeachStatement)e).getRParenth() : null;
if (lParen == null || rParen == null) return null;
TextRange result = new TextRange(lParen.getTextRange().getEndOffset(), rParen.getTextRange().getStartOffset());
return result.containsOffset(cursorOffset) ? Collections.singletonList(result) : null;
}
}
resources/src/META-INF/IdeaPlugin.xml
+1
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@@ -1206,6 +1206,7 @@
<extendWordSelectionHandler implementation="com.intellij.codeInsight.editorActions.wordSelection.FieldSelectioner"/>
<extendWordSelectionHandler implementation="com.intellij.codeInsight.editorActions.wordSelection.ReferenceSelectioner"/>
<extendWordSelectionHandler implementation="com.intellij.codeInsight.editorActions.wordSelection.DocTagSelectioner"/>
<extendWordSelectionHandler implementation="com.intellij.codeInsight.editorActions.wordSelection.ForStatementHeaderSelectioner"/>
<extendWordSelectionHandler implementation="com.intellij.codeInsight.editorActions.wordSelection.IfStatementSelectioner"/>
<extendWordSelectionHandler implementation="com.intellij.codeInsight.editorActions.wordSelection.TypeCastSelectioner"/>
<extendWordSelectionHandler implementation="com.intellij.codeInsight.editorActions.wordSelection.JavaTokenSelectioner"/>