| /* |
| * Copyright 2000-2014 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.vfs.newvfs; |
| |
| import com.intellij.openapi.application.Application; |
| import com.intellij.openapi.application.ApplicationManager; |
| import com.intellij.openapi.progress.EmptyProgressIndicator; |
| import com.intellij.openapi.progress.ProgressIndicator; |
| import com.intellij.openapi.progress.util.ProgressIndicatorBase; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.project.ProjectManager; |
| import com.intellij.openapi.wm.WindowManager; |
| import com.intellij.openapi.wm.ex.StatusBarEx; |
| import com.intellij.util.ui.UIUtil; |
| import org.jetbrains.annotations.NotNull; |
| |
| /** |
| * @author max |
| */ |
| public class RefreshProgress extends ProgressIndicatorBase { |
| private static final Project[] NULL_ARRAY = {null}; |
| |
| @NotNull |
| public static ProgressIndicator create(@NotNull String message) { |
| Application app = ApplicationManager.getApplication(); |
| return app == null || app.isUnitTestMode() ? new EmptyProgressIndicator() : new RefreshProgress(message); |
| } |
| |
| private final String myMessage; |
| |
| private RefreshProgress(@NotNull String message) { |
| super(true); |
| myMessage = message; |
| } |
| |
| @Override |
| public void start() { |
| super.start(); |
| updateIndicators(true); |
| } |
| |
| @Override |
| public void stop() { |
| super.stop(); |
| updateIndicators(false); |
| } |
| |
| private void updateIndicators(final boolean start) { |
| // wrapping in invokeLater here reduces the number of events posted to EDT in case of multiple IDE frames |
| UIUtil.invokeLaterIfNeeded(new Runnable() { |
| public void run() { |
| if (ApplicationManager.getApplication().isDisposed()) return; |
| |
| WindowManager windowManager = WindowManager.getInstance(); |
| if (windowManager == null) return; |
| |
| Project[] projects = ProjectManager.getInstance().getOpenProjects(); |
| if (projects.length == 0) projects = NULL_ARRAY; |
| for (Project project : projects) { |
| StatusBarEx statusBar = (StatusBarEx)windowManager.getStatusBar(project); |
| if (statusBar != null) { |
| if (start) { |
| statusBar.startRefreshIndication(myMessage); |
| } |
| else { |
| statusBar.stopRefreshIndication(); |
| } |
| } |
| } |
| } |
| }); |
| } |
| } |