com.intellij.codeInsight.generation.actions.GenerateAction.java Source code

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Here is the source code for com.intellij.codeInsight.generation.actions.GenerateAction.java

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/*
 * 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.codeInsight.generation.actions;

import com.intellij.codeInsight.CodeInsightBundle;
import com.intellij.openapi.actionSystem.*;
import com.intellij.openapi.actionSystem.impl.ActionManagerImpl;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.project.DumbAwareAction;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.ui.popup.JBPopupFactory;
import com.intellij.openapi.ui.popup.ListPopup;

public class GenerateAction extends DumbAwareAction implements PreloadableAction {
    @Override
    public void actionPerformed(final AnActionEvent e) {
        DataContext dataContext = e.getDataContext();

        final ListPopup popup = JBPopupFactory.getInstance().createActionGroupPopup(
                CodeInsightBundle.message("generate.list.popup.title"), getGroup(), dataContext,
                JBPopupFactory.ActionSelectionAid.SPEEDSEARCH, false);

        popup.showInBestPositionFor(dataContext);
    }

    @Override
    public void update(AnActionEvent event) {
        Presentation presentation = event.getPresentation();
        DataContext dataContext = event.getDataContext();
        Project project = CommonDataKeys.PROJECT.getData(dataContext);
        if (project == null) {
            presentation.setEnabled(false);
            return;
        }

        Editor editor = PlatformDataKeys.EDITOR.getData(dataContext);
        if (editor == null) {
            presentation.setEnabled(false);
            return;
        }

        boolean groupEmpty = ActionGroupUtil.isGroupEmpty(getGroup(), event);
        presentation.setEnabled(!groupEmpty);
    }

    private static DefaultActionGroup getGroup() {
        return (DefaultActionGroup) ActionManager.getInstance().getAction(IdeActions.GROUP_GENERATE);
    }

    @Override
    public void preload() {
        ((ActionManagerImpl) ActionManager.getInstance()).preloadActionGroup(IdeActions.GROUP_GENERATE);
    }
}