| /* |
| * Copyright 2000-2009 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.debugger.ui; |
| |
| import com.intellij.codeInsight.hint.HintManager; |
| import com.intellij.codeInsight.hint.HintManagerImpl; |
| import com.intellij.debugger.DebuggerBundle; |
| import com.intellij.debugger.DebuggerInvocationUtil; |
| import com.intellij.debugger.DebuggerManagerEx; |
| import com.intellij.debugger.engine.evaluation.EvaluateException; |
| import com.intellij.debugger.engine.evaluation.EvaluationContextImpl; |
| import com.intellij.debugger.engine.events.DebuggerContextCommandImpl; |
| import com.intellij.debugger.impl.DebuggerContextImpl; |
| import com.intellij.openapi.application.ApplicationManager; |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.openapi.progress.ProcessCanceledException; |
| import com.intellij.openapi.progress.ProgressIndicator; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.util.Computable; |
| import com.intellij.psi.PsiElement; |
| import org.jetbrains.annotations.Nullable; |
| |
| /** |
| * @author lex |
| */ |
| public abstract class EditorEvaluationCommand<T> extends DebuggerContextCommandImpl { |
| protected final PsiElement myElement; |
| @Nullable private final Editor myEditor; |
| protected final ProgressIndicator myProgressIndicator; |
| private final DebuggerContextImpl myDebuggerContext; |
| |
| public EditorEvaluationCommand(@Nullable Editor editor, PsiElement expression, DebuggerContextImpl context, |
| final ProgressIndicator indicator) { |
| super(context); |
| Project project = expression.getProject(); |
| myProgressIndicator = indicator; |
| myEditor = editor; |
| myElement = expression; |
| myDebuggerContext = (DebuggerManagerEx.getInstanceEx(project)).getContext(); |
| } |
| |
| public Priority getPriority() { |
| return Priority.HIGH; |
| } |
| |
| protected abstract T evaluate(EvaluationContextImpl evaluationContext) throws EvaluateException; |
| |
| public T evaluate() throws EvaluateException { |
| myProgressIndicator.setText(DebuggerBundle.message("progress.evaluating", ApplicationManager.getApplication().runReadAction(new Computable<String>() { |
| public String compute() { |
| return myElement.getText(); |
| } |
| }))); |
| |
| try { |
| T result = evaluate(myDebuggerContext.createEvaluationContext()); |
| |
| if (myProgressIndicator.isCanceled()) throw new ProcessCanceledException(); |
| |
| return result; |
| } catch (final EvaluateException e) { |
| if (myEditor != null) { |
| DebuggerInvocationUtil.invokeLater(myDebuggerContext.getProject(), new Runnable() { |
| public void run() { |
| showEvaluationHint(myEditor, myElement, e); |
| } |
| }, myProgressIndicator.getModalityState()); |
| } |
| throw e; |
| } |
| } |
| |
| public static void showEvaluationHint(final Editor myEditor, final PsiElement myElement, final EvaluateException e) { |
| if (myEditor.isDisposed() || !myEditor.getComponent().isVisible()) return; |
| |
| HintManager.getInstance().showErrorHint(myEditor, e.getMessage(), myElement.getTextRange().getStartOffset(), |
| myElement.getTextRange().getEndOffset(), HintManagerImpl.UNDER, |
| HintManagerImpl.HIDE_BY_ESCAPE | HintManagerImpl.HIDE_BY_TEXT_CHANGE, |
| 1500); |
| } |
| |
| } |