/*
* Copyright 2000-2016 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.xdebugger.evaluation;
import com.intellij.lang.Language;
import com.intellij.openapi.editor.Document;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.psi.PsiDocumentManager;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiFile;
import com.intellij.xdebugger.XDebuggerUtil;
import com.intellij.xdebugger.XExpression;
import com.intellij.xdebugger.XSourcePosition;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.Collection;
import java.util.Collections;
public abstract class XDebuggerEditorsProviderBase extends XDebuggerEditorsProvider {
@NotNull
@Override
public final Document createDocument(@NotNull Project project, @NotNull String text, @Nullable XSourcePosition sourcePosition, @NotNull EvaluationMode mode) {
PsiElement context = null;
if (sourcePosition != null) {
context = getContextElement(sourcePosition.getFile(), sourcePosition.getOffset(), project);
}
PsiFile codeFragment = createExpressionCodeFragment(project, text, context, true);
Document document = PsiDocumentManager.getInstance(project).getDocument(codeFragment);
assert document != null;
return document;
}
@NotNull
@Override
public Document createDocument(@NotNull Project project,
@NotNull XExpression expression,
@Nullable XSourcePosition sourcePosition,
@NotNull EvaluationMode mode) {
PsiElement context = null;
if (sourcePosition != null) {
context = getContextElement(sourcePosition.getFile(), sourcePosition.getOffset(), project);
}
return createDocument(project, expression, context, mode);
}
@NotNull
public Document createDocument(@NotNull Project project,
@NotNull XExpression expression,
@Nullable PsiElement context,
@NotNull EvaluationMode mode) {
PsiFile codeFragment = createExpressionCodeFragment(project, expression, context, true);
Document document = PsiDocumentManager.getInstance(project).getDocument(codeFragment);
assert document != null;
return document;
}
protected abstract PsiFile createExpressionCodeFragment(@NotNull Project project, @NotNull String text, @Nullable PsiElement context, boolean isPhysical);
protected PsiFile createExpressionCodeFragment(@NotNull Project project, @NotNull XExpression expression, @Nullable PsiElement context, boolean isPhysical) {
return createExpressionCodeFragment(project, expression.getExpression(), context, isPhysical);
}
@NotNull
public Collection<Language> getSupportedLanguages(@Nullable PsiElement context) {
if (context != null) {
return getSupportedLanguages(context.getProject(), null);
}
return Collections.emptyList();
}
@Nullable
protected PsiElement getContextElement(@NotNull VirtualFile virtualFile, int offset, @NotNull Project project) {
return XDebuggerUtil.getInstance().findContextElement(virtualFile, offset, project, false);
}
}