DartSymbolContributor.java

package com.jetbrains.lang.dart.ide;

import com.intellij.navigation.ChooseByNameContributor;
import com.intellij.navigation.NavigationItem;
import com.intellij.openapi.project.Project;
import com.intellij.psi.search.GlobalSearchScope;
import com.jetbrains.lang.dart.ide.index.DartSymbolIndex;
import com.jetbrains.lang.dart.psi.DartComponentName;
import org.jetbrains.annotations.NotNull;

import java.util.Collection;

public class DartSymbolContributor implements ChooseByNameContributor {
  @NotNull
  @Override
  public String[] getNames(@NotNull final Project project, final boolean includeNonProjectItems) {
    final GlobalSearchScope scope = includeNonProjectItems ? GlobalSearchScope.allScope(project) : GlobalSearchScope.projectScope(project);
    return DartSymbolIndex.getAllSymbols(scope);
  }

  @NotNull
  @Override
  public NavigationItem[] getItemsByName(@NotNull final String name,
                                         @NotNull final String pattern,
                                         @NotNull final Project project,
                                         final boolean includeNonProjectItems) {
    final GlobalSearchScope scope = includeNonProjectItems ? GlobalSearchScope.allScope(project) : GlobalSearchScope.projectScope(project);
    final Collection<DartComponentName> result = DartSymbolIndex.getItemsByName(name, project, scope);
    return result.toArray(new NavigationItem[result.size()]);
  }
}