com.intellij.refactoring.actions.RefactoringQuickListPopupAction.java Source code

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Here is the source code for com.intellij.refactoring.actions.RefactoringQuickListPopupAction.java

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/*
 * Copyright 2000-2011 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.refactoring.actions;

import com.intellij.ide.actions.QuickSwitchSchemeAction;
import com.intellij.openapi.actionSystem.*;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.ui.popup.ListPopup;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

public class RefactoringQuickListPopupAction extends QuickSwitchSchemeAction {

    @Override
    protected void fillActions(@Nullable final Project project, @NotNull final DefaultActionGroup group,
            @NotNull final DataContext dataContext) {
        if (project == null) {
            return;
        }

        final ActionManager actionManager = ActionManager.getInstance();
        final AnAction action = actionManager.getAction(IdeActions.GROUP_REFACTOR);
        collectEnabledChildren(action, group, dataContext, actionManager, false);
    }

    private static void collectEnabledChildren(AnAction action, @NotNull DefaultActionGroup destinationGroup,
            @NotNull DataContext dataContext, @NotNull ActionManager actionManager, boolean popup) {
        if (action instanceof DefaultActionGroup) {
            final AnAction[] children = ((DefaultActionGroup) action).getChildren(null);
            for (AnAction child : children) {
                if (child instanceof DefaultActionGroup) {
                    final boolean isPopup = ((DefaultActionGroup) child).isPopup();
                    if (isPopup) {
                        destinationGroup.add(new AnSeparator(child.getTemplatePresentation().getText()));
                    }
                    collectEnabledChildren(child, destinationGroup, dataContext, actionManager, isPopup || popup);
                    if (isPopup) {
                        destinationGroup.add(AnSeparator.getInstance());
                    }
                } else if (child instanceof AnSeparator && !popup) {
                    destinationGroup.add(child);
                } else {
                    if (child instanceof BaseRefactoringAction
                            && ((BaseRefactoringAction) child).hasAvailableHandler(dataContext)) {
                        final Presentation presentation = new Presentation();
                        final AnActionEvent event = new AnActionEvent(null, dataContext, ActionPlaces.UNKNOWN,
                                presentation, actionManager, 0);
                        child.update(event);
                        if (presentation.isEnabled() && presentation.isVisible()) {
                            destinationGroup.add(child);
                        }
                    }
                }
            }
        }
    }

    @Override
    protected void showPopup(AnActionEvent e, ListPopup popup) {
        final Editor editor = e.getData(PlatformDataKeys.EDITOR);
        if (editor != null) {
            popup.showInBestPositionFor(editor);
        } else {
            super.showPopup(e, popup);
        }
    }

    @Override
    protected boolean isEnabled() {
        return true;
    }

    @Override
    public void update(AnActionEvent e) {
        super.update(e);
        e.getPresentation().setVisible(e.getPlace() == ActionPlaces.MAIN_MENU
                || e.getPlace() == ActionPlaces.ACTION_PLACE_QUICK_LIST_POPUP_ACTION);
    }

    @Override
    protected String getPopupTitle(AnActionEvent e) {
        return "Refactor This";
    }
}