VcsEventWatcher.java

/*
 * Copyright 2000-2017 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.ProjectTopics;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.application.ModalityState;
import com.intellij.openapi.components.ProjectComponent;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.roots.ModuleRootEvent;
import com.intellij.openapi.roots.ModuleRootListener;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.problems.WolfTheProblemSolver;
import org.jetbrains.annotations.NotNull;

public class VcsEventWatcher implements ProjectComponent {
  private final Project myProject;

  public VcsEventWatcher(Project project) {
    myProject = project;
  }

  @Override
  public void projectOpened() {
    myProject.getMessageBus().connect().subscribe(ProjectTopics.PROJECT_ROOTS, new ModuleRootListener() {
      @Override
      public void rootsChanged(ModuleRootEvent event) {
        ApplicationManager.getApplication().invokeLater(() ->
            VcsDirtyScopeManager.getInstance(myProject).markEverythingDirty(), ModalityState.NON_MODAL, myProject.getDisposed());
      }
    });

    WolfTheProblemSolver.getInstance(myProject).addProblemListener(new WolfTheProblemSolver.ProblemListener() {
      @Override
      public void problemsAppeared(@NotNull final VirtualFile file) {
        ChangesViewManager.getInstance(myProject).refreshChangesViewNodeAsync(file);
      }

      @Override
      public void problemsDisappeared(@NotNull VirtualFile file) {
        ChangesViewManager.getInstance(myProject).refreshChangesViewNodeAsync(file);
      }
    }, myProject);
  }
}