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move AddSpaceInsertHandler.java to lang-impl

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Sergey Ignatov
2014-06-04 17:44:06 +04:00
parent 769a599317
commit 83bc4afca4
1 changed files with 36 additions and 0 deletions
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platform/lang-impl/src/com/intellij/codeInsight/completion/AddSpaceInsertHandler.java
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package com.intellij.codeInsight.completion;
import com.intellij.codeInsight.lookup.LookupElement;
import com.intellij.openapi.editor.Document;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.editor.EditorModificationUtil;
import com.intellij.openapi.project.Project;
import com.intellij.psi.PsiDocumentManager;
/**
* @author zolotov
*/
public class AddSpaceInsertHandler implements InsertHandler<LookupElement> {
public final static InsertHandler<LookupElement> INSTANCE = new AddSpaceInsertHandler();
public void handleInsert(InsertionContext context, LookupElement item) {
Editor editor = context.getEditor();
if (context.getCompletionChar() == ' ') return;
Project project = editor.getProject();
if (project != null) {
if (!isCharAtSpace(editor)) {
EditorModificationUtil.insertStringAtCaret(editor, " ");
PsiDocumentManager.getInstance(project).commitDocument(editor.getDocument());
}
else {
editor.getCaretModel().moveToOffset(editor.getCaretModel().getOffset() + 1);
}
}
}
private static boolean isCharAtSpace(Editor editor) {
final int startOffset = editor.getCaretModel().getOffset();
final Document document = editor.getDocument();
return document.getTextLength() > startOffset && document.getCharsSequence().charAt(startOffset) == ' ';
}
}