diff options
Diffstat (limited to 'platform/dvcs/src/com/intellij/dvcs/ui/VcsLogAction.java')
-rw-r--r-- | platform/dvcs/src/com/intellij/dvcs/ui/VcsLogAction.java | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/platform/dvcs/src/com/intellij/dvcs/ui/VcsLogAction.java b/platform/dvcs/src/com/intellij/dvcs/ui/VcsLogAction.java new file mode 100644 index 000000000000..bb7f64f9b24c --- /dev/null +++ b/platform/dvcs/src/com/intellij/dvcs/ui/VcsLogAction.java @@ -0,0 +1,85 @@ +/* + * 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.dvcs.ui; + +import com.intellij.dvcs.repo.Repository; +import com.intellij.openapi.actionSystem.AnActionEvent; +import com.intellij.openapi.actionSystem.CommonDataKeys; +import com.intellij.openapi.project.DumbAwareAction; +import com.intellij.openapi.project.Project; +import com.intellij.openapi.vfs.VirtualFile; +import com.intellij.util.containers.MultiMap; +import com.intellij.vcs.log.VcsFullCommitDetails; +import com.intellij.vcs.log.VcsLog; +import com.intellij.vcs.log.VcsLogDataKeys; +import org.jetbrains.annotations.NotNull; +import org.jetbrains.annotations.Nullable; + +import java.util.List; + +public abstract class VcsLogAction<Repo extends Repository> extends DumbAwareAction { + + @Override + public void actionPerformed(AnActionEvent e) { + Project project = e.getRequiredData(CommonDataKeys.PROJECT); + VcsLog log = e.getRequiredData(VcsLogDataKeys.VSC_LOG); + List<VcsFullCommitDetails> details = log.getSelectedDetails(); + MultiMap<Repo, VcsFullCommitDetails> grouped = groupByRootWithCheck(project, details); + assert grouped != null; + actionPerformed(project, grouped); + } + + @Override + public void update(AnActionEvent e) { + Project project = e.getProject(); + VcsLog log = e.getData(VcsLogDataKeys.VSC_LOG); + if (project == null || log == null) { + e.getPresentation().setEnabledAndVisible(false); + return; + } + + List<VcsFullCommitDetails> details = log.getSelectedDetails(); + MultiMap<Repo, VcsFullCommitDetails> grouped = groupByRootWithCheck(project, details); + if (grouped == null) { + e.getPresentation().setEnabledAndVisible(false); + } + else { + e.getPresentation().setVisible(true); + e.getPresentation().setEnabled(!grouped.isEmpty() && isEnabled(grouped)); + } + } + + protected abstract void actionPerformed(@NotNull Project project, @NotNull MultiMap<Repo, VcsFullCommitDetails> grouped); + + protected abstract boolean isEnabled(@NotNull MultiMap<Repo, VcsFullCommitDetails> grouped); + + @Nullable + protected abstract Repo getRepositoryForRoot(@NotNull Project project, @NotNull VirtualFile root); + + @Nullable + private MultiMap<Repo, VcsFullCommitDetails> groupByRootWithCheck(@NotNull Project project, @NotNull List<VcsFullCommitDetails> commits) { + MultiMap<Repo, VcsFullCommitDetails> map = MultiMap.create(); + for (VcsFullCommitDetails commit : commits) { + Repo root = getRepositoryForRoot(project, commit.getRoot()); + if (root == null) { // commit from some other VCS + return null; + } + map.putValue(root, commit); + } + return map; + } + +} |