| /* |
| * 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.execution.ui.actions; |
| |
| import com.intellij.execution.ui.layout.Grid; |
| import com.intellij.execution.ui.layout.Tab; |
| import com.intellij.execution.ui.layout.ViewContext; |
| import com.intellij.openapi.actionSystem.AnActionEvent; |
| import com.intellij.openapi.project.DumbAwareAction; |
| import com.intellij.ui.content.Content; |
| import org.jetbrains.annotations.Nullable; |
| |
| public abstract class BaseViewAction extends DumbAwareAction { |
| |
| @Override |
| public final void update(final AnActionEvent e) { |
| ViewContext context = getViewFacade(e); |
| Content[] content = getContent(e); |
| |
| if (context != null && content != null) { |
| if (containsInvalidContent(content)) { |
| e.getPresentation().setEnabled(false); |
| } else { |
| update(e, context, content); |
| } |
| } else { |
| e.getPresentation().setEnabled(false); |
| } |
| } |
| |
| private boolean containsInvalidContent(Content[] content) { |
| for (Content each : content) { |
| if (!each.isValid()) { |
| return true; |
| } |
| } |
| |
| return false; |
| } |
| |
| protected void update(AnActionEvent e, ViewContext context, Content[] content) { |
| |
| } |
| |
| @Override |
| public final void actionPerformed(final AnActionEvent e) { |
| actionPerformed(e, getViewFacade(e), getContent(e)); |
| } |
| |
| |
| protected abstract void actionPerformed(AnActionEvent e, ViewContext context, Content[] content); |
| |
| |
| @Nullable |
| private ViewContext getViewFacade(final AnActionEvent e) { |
| return e.getData(ViewContext.CONTEXT_KEY); |
| } |
| |
| @Nullable |
| private Content[] getContent(final AnActionEvent e) { |
| return e.getData(ViewContext.CONTENT_KEY); |
| } |
| |
| @Nullable |
| protected static Tab getTabFor(final ViewContext context, final Content[] content) { |
| Grid grid = context.findGridFor(content[0]); |
| return context.getTabFor(grid); |
| } |
| |
| protected final void setEnabled(AnActionEvent e, boolean enabled) { |
| e.getPresentation().setVisible(enabled); |
| } |
| } |