| /* |
| * 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.committed; |
| |
| import com.intellij.icons.AllIcons; |
| import com.intellij.ide.DataManager; |
| import com.intellij.openapi.actionSystem.CommonDataKeys; |
| import com.intellij.openapi.actionSystem.DataContext; |
| import com.intellij.openapi.actionSystem.PlatformDataKeys; |
| import com.intellij.openapi.application.ApplicationManager; |
| import com.intellij.openapi.diagnostic.Logger; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.vcs.*; |
| import com.intellij.openapi.vcs.changes.ui.ChangesViewContentManager; |
| import com.intellij.openapi.vcs.versionBrowser.CommittedChangeList; |
| import com.intellij.openapi.wm.*; |
| import com.intellij.util.Consumer; |
| import com.intellij.util.messages.MessageBus; |
| import com.intellij.util.messages.MessageBusConnection; |
| import com.intellij.util.ui.UIUtil; |
| import org.jetbrains.annotations.NonNls; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import javax.swing.*; |
| import java.awt.*; |
| import java.awt.event.MouseEvent; |
| import java.util.List; |
| |
| /** |
| * @author yole |
| */ |
| public class IncomingChangesIndicator { |
| private static final Logger LOG = Logger.getInstance("#com.intellij.openapi.vcs.changes.committed.IncomingChangesIndicator"); |
| |
| private final Project myProject; |
| private final CommittedChangesCache myCache; |
| private IndicatorComponent myIndicatorComponent; |
| |
| public IncomingChangesIndicator(Project project, CommittedChangesCache cache, MessageBus bus) { |
| myProject = project; |
| myCache = cache; |
| final MessageBusConnection connection = bus.connect(); |
| connection.subscribe(CommittedChangesCache.COMMITTED_TOPIC, new CommittedChangesAdapter() { |
| public void incomingChangesUpdated(@Nullable final List<CommittedChangeList> receivedChanges) { |
| ApplicationManager.getApplication().invokeLater(new Runnable() { |
| public void run() { |
| refreshIndicator(); |
| } |
| }); |
| } |
| }); |
| final VcsListener listener = new VcsListener() { |
| @Override |
| public void directoryMappingChanged() { |
| UIUtil.invokeLaterIfNeeded(new Runnable() { |
| @Override |
| public void run() { |
| updateIndicatorVisibility(); |
| } |
| }); |
| } |
| }; |
| connection.subscribe(ProjectLevelVcsManager.VCS_CONFIGURATION_CHANGED, listener); |
| connection.subscribe(ProjectLevelVcsManager.VCS_CONFIGURATION_CHANGED_IN_PLUGIN, listener); |
| } |
| |
| private void updateIndicatorVisibility() { |
| final StatusBar statusBar = WindowManager.getInstance().getStatusBar(myProject); |
| if (needIndicator()) { |
| if (myIndicatorComponent == null) { |
| myIndicatorComponent = new IndicatorComponent(); |
| statusBar.addWidget(myIndicatorComponent, myProject); |
| refreshIndicator(); |
| } |
| } |
| else { |
| if (myIndicatorComponent != null) { |
| statusBar.removeWidget(myIndicatorComponent.ID()); |
| myIndicatorComponent = null; |
| } |
| } |
| } |
| |
| private boolean needIndicator() { |
| final AbstractVcs[] vcss = ProjectLevelVcsManager.getInstance(myProject).getAllActiveVcss(); |
| for (AbstractVcs vcs : vcss) { |
| CachingCommittedChangesProvider provider = vcs.getCachingCommittedChangesProvider(); |
| if (provider != null && provider.supportsIncomingChanges()) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| private void refreshIndicator() { |
| if (myIndicatorComponent == null) { |
| return; |
| } |
| final List<CommittedChangeList> list = myCache.getCachedIncomingChanges(); |
| if (list == null || list.isEmpty()) { |
| debug("Refreshing indicator: no changes"); |
| myIndicatorComponent.clear(); |
| } |
| else { |
| debug("Refreshing indicator: " + list.size() + " changes"); |
| myIndicatorComponent.setChangesAvailable(VcsBundle.message("incoming.changes.indicator.tooltip", list.size())); |
| } |
| } |
| |
| private static void debug(@NonNls final String message) { |
| LOG.debug(message); |
| } |
| |
| private static class IndicatorComponent implements StatusBarWidget, StatusBarWidget.IconPresentation { |
| private StatusBar myStatusBar; |
| |
| private Icon myCurrentIcon = AllIcons.Ide.IncomingChangesOff; |
| private String myToolTipText; |
| |
| private IndicatorComponent() { |
| } |
| |
| void clear() { |
| update(AllIcons.Ide.IncomingChangesOff, "No incoming changelists available"); |
| } |
| |
| void setChangesAvailable(@NotNull final String toolTipText) { |
| update(AllIcons.Ide.IncomingChangesOn, toolTipText); |
| } |
| |
| private void update(@NotNull final Icon icon, @Nullable final String toolTipText) { |
| myCurrentIcon = icon; |
| myToolTipText = toolTipText; |
| if (myStatusBar != null) myStatusBar.updateWidget(ID()); |
| } |
| |
| @NotNull |
| public Icon getIcon() { |
| return myCurrentIcon; |
| } |
| |
| public String getTooltipText() { |
| return myToolTipText; |
| } |
| |
| public Consumer<MouseEvent> getClickConsumer() { |
| return new Consumer<MouseEvent>() { |
| public void consume(final MouseEvent mouseEvent) { |
| if (myStatusBar != null) { |
| DataContext dataContext = DataManager.getInstance().getDataContext((Component) myStatusBar); |
| final Project project = CommonDataKeys.PROJECT.getData(dataContext); |
| if (project != null) { |
| ToolWindow changesView = ToolWindowManager.getInstance(project).getToolWindow(ChangesViewContentManager.TOOLWINDOW_ID); |
| changesView.show(new Runnable() { |
| public void run() { |
| ChangesViewContentManager.getInstance(project).selectContent("Incoming"); |
| } |
| }); |
| } |
| } |
| } |
| }; |
| } |
| |
| @NotNull |
| public String ID() { |
| return "IncomingChanges"; |
| } |
| |
| public WidgetPresentation getPresentation(@NotNull PlatformType type) { |
| return this; |
| } |
| |
| public void install(@NotNull StatusBar statusBar) { |
| myStatusBar = statusBar; |
| } |
| |
| public void dispose() { |
| myStatusBar = null; |
| } |
| } |
| } |