platform/vcs-impl/src/com/intellij/openapi/vcs/changes/FictiveBackgroundable.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.openapi.vcs.changes;

import com.intellij.openapi.application.ModalityState;
import com.intellij.openapi.progress.ProgressIndicator;
import com.intellij.openapi.progress.Task;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.vcs.VcsBundle;
import com.intellij.util.WaitForProgressToShow;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

class FictiveBackgroundable extends Task.Backgroundable {
  private final Waiter myWaiter;
  private final ModalityState myState;

  FictiveBackgroundable(@Nullable final Project project, @NotNull final Runnable runnable, final boolean cancellable, final String title,
                        final ModalityState state) {
    super(project, VcsBundle.message("change.list.manager.wait.lists.synchronization", title), cancellable, BackgroundFromStartOption.getInstance());
    myState = state;
    myWaiter = new Waiter(project, runnable, state, VcsBundle.message("change.list.manager.wait.lists.synchronization", title), cancellable);
  }

  public void run(@NotNull final ProgressIndicator indicator) {
    myWaiter.run(indicator);
    WaitForProgressToShow.runOrInvokeLaterAboveProgress(new Runnable() {
        public void run() {
          myWaiter.onSuccess();
        }
      }, myState == null ? ModalityState.NON_MODAL : myState, myProject);
  }

  @Override
  public boolean isHeadless() {
    return false;
  }

  public void done() {
    myWaiter.done();
  }
}