/*
* Copyright 2011-2014 Gregory Shrago
*
* 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 org.intellij.grammar.inspection;
import com.intellij.codeInspection.LocalQuickFix;
import com.intellij.codeInspection.ProblemDescriptor;
import com.intellij.openapi.application.AccessToken;
import com.intellij.openapi.application.WriteAction;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.editor.ScrollType;
import com.intellij.openapi.fileEditor.FileEditor;
import com.intellij.openapi.fileEditor.FileEditorManager;
import com.intellij.openapi.fileEditor.TextEditor;
import com.intellij.openapi.project.Project;
import com.intellij.psi.PsiElement;
import com.intellij.psi.util.PsiTreeUtil;
import org.intellij.grammar.psi.BnfRule;
import org.intellij.grammar.refactor.BnfIntroduceRuleHandler;
import org.jetbrains.annotations.NotNull;
/**
* Created by IntelliJ IDEA.
* Date: 8/25/11
* Time: 7:45 PM
*
* @author Vadim Romansky
*/
public class CreateRuleFromTokenFix implements LocalQuickFix {
private final String myName;
public CreateRuleFromTokenFix(String name) {
myName = name;
}
@NotNull
@Override
public String getName() {
return "Create '"+myName+"' rule";
}
@NotNull
@Override
public String getFamilyName() {
return "Create rule from usage";
}
@Override
public void applyFix(final @NotNull Project project, @NotNull ProblemDescriptor descriptor) {
final AccessToken token = WriteAction.start();
try {
final PsiElement element = descriptor.getPsiElement();
final BnfRule rule = PsiTreeUtil.getParentOfType(element, BnfRule.class);
if (rule == null) return;
final BnfRule addedRule = BnfIntroduceRuleHandler.addNextRule(project, rule, "private " + myName + " ::= ");
final FileEditor selectedEditor = FileEditorManager.getInstance(project).getSelectedEditor(rule.getContainingFile().getVirtualFile());
if (selectedEditor instanceof TextEditor) {
final Editor editor = ((TextEditor)selectedEditor).getEditor();
editor.getCaretModel().moveToOffset(addedRule.getTextRange().getEndOffset() - (BnfIntroduceRuleHandler.endsWithSemicolon(addedRule)? 1 : 0));
editor.getScrollingModel().scrollToCaret(ScrollType.MAKE_VISIBLE);
}
}
finally {
token.finish();
}
}
}