platform/lang-impl/src/com/intellij/ide/navigationToolbar/SelectInNavBarTarget.java

/*
 * 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.ide.navigationToolbar;

import com.intellij.ide.DataManager;
import com.intellij.ide.SelectInManager;
import com.intellij.ide.StandardTargetWeights;
import com.intellij.ide.impl.SelectInTargetPsiWrapper;
import com.intellij.ide.ui.UISettings;
import com.intellij.openapi.actionSystem.DataContext;
import com.intellij.openapi.project.DumbAware;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.openapi.wm.IdeFrame;
import com.intellij.openapi.wm.IdeRootPaneNorthExtension;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiFileSystemItem;
import com.intellij.util.Consumer;
import org.jetbrains.annotations.NonNls;

import javax.swing.*;

/**
 * @author Anna Kozlova
 * @author Konstantin Bulenkov
 */
public class SelectInNavBarTarget extends SelectInTargetPsiWrapper implements DumbAware {
  public static final String NAV_BAR_ID = "NavBar";

  public SelectInNavBarTarget(final Project project) {
    super(project);
  }

  @Override
  @NonNls
  public String getToolWindowId() {
    return NAV_BAR_ID;
  }

  @Override
  protected boolean canSelect(final PsiFileSystemItem file) {
    return UISettings.getInstance().SHOW_NAVIGATION_BAR;
  }

  @Override
  protected void select(final Object selector, final VirtualFile virtualFile, final boolean requestFocus) {
    selectInNavBar();
  }

  @Override
  protected void select(final PsiElement element, boolean requestFocus) {
    selectInNavBar();
  }

  private static void selectInNavBar() {
    DataManager.getInstance().getDataContextFromFocus()
      .doWhenDone(new Consumer<DataContext>() {
        @Override
        public void consume(DataContext context) {
          final IdeFrame frame = IdeFrame.KEY.getData(context);
          if (frame != null) {
            final IdeRootPaneNorthExtension navBarExt = frame.getNorthExtension(NavBarRootPaneExtension.NAV_BAR);
            if (navBarExt != null) {
              final JComponent c = navBarExt.getComponent();
              final NavBarPanel panel = (NavBarPanel)c.getClientProperty("NavBarPanel");
              panel.rebuildAndSelectTail(true);
            }
          }
        }
      });
  }

  @Override
  public float getWeight() {
    return StandardTargetWeights.NAV_BAR_WEIGHT;
  }

  @Override
  public String getMinorViewId() {
    return null;
  }

  @Override
  protected boolean canWorkWithCustomObjects() {
    return false;
  }

  public String toString() {
    return SelectInManager.NAV_BAR;
  }
}