FavoritesViewSelectInTarget.java

/*
 * Copyright 2000-2016 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.favoritesTreeView;

import com.intellij.ide.SelectInManager;
import com.intellij.ide.StandardTargetWeights;
import com.intellij.ide.impl.SelectInTargetPsiWrapper;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.ActionCallback;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.openapi.wm.ToolWindow;
import com.intellij.openapi.wm.ToolWindowId;
import com.intellij.openapi.wm.ToolWindowManager;
import com.intellij.psi.*;
import com.intellij.psi.util.PsiUtilCore;
import com.intellij.util.ui.UIUtil;
import org.jetbrains.annotations.NotNull;

/**
 * @author anna
 * @author Konstantin Bulenkov
 */
public class FavoritesViewSelectInTarget extends SelectInTargetPsiWrapper {
  public FavoritesViewSelectInTarget(final Project project) {
    super(project);
  }

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

  @Override
  public String getToolWindowId() {
    return SelectInManager.FAVORITES;
  }

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

  @Override
  protected void select(PsiElement element, boolean requestFocus) {
    PsiElement toSelect = findElementToSelect(element, null);
    if (toSelect != null) {
      VirtualFile virtualFile = PsiUtilCore.getVirtualFile(toSelect);
      select(toSelect, virtualFile, requestFocus);
    }
  }

  private static ActionCallback select(@NotNull Project project, Object toSelect, VirtualFile virtualFile, boolean requestFocus) {
    final ActionCallback result = new ActionCallback();

    ToolWindowManager windowManager = ToolWindowManager.getInstance(project);
    final ToolWindow favoritesToolWindow = windowManager.getToolWindow(ToolWindowId.FAVORITES_VIEW);

    if (favoritesToolWindow != null) {
      final Runnable runnable = () -> {
        final FavoritesTreeViewPanel panel = UIUtil.findComponentOfType(favoritesToolWindow.getComponent(), FavoritesTreeViewPanel.class);
        if (panel != null) {
          panel.selectElement(toSelect, virtualFile, requestFocus);
          result.setDone();
        }
      };

      if (requestFocus) {
        favoritesToolWindow.activate(runnable, false);
      }
      else {
        favoritesToolWindow.show(runnable);
      }
    }

    return result;
  }

  @Override
  protected boolean canSelect(final PsiFileSystemItem file) {
    return findSuitableFavoritesList(file.getVirtualFile(), myProject, null) != null;
  }

  public static String findSuitableFavoritesList(VirtualFile file, Project project, final String currentSubId) {
    return FavoritesManager.getInstance(project).getFavoriteListName(currentSubId, file);
  }

  @Override
  public String getMinorViewId() {
    return FavoritesProjectViewPane.ID;
  }

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

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