1 files changed, 49 insertions, 0 deletions
diff --git a/platform/dvcs-impl/src/com/intellij/dvcs/ui/NewBranchAction.java b/platform/dvcs-impl/src/com/intellij/dvcs/ui/NewBranchAction.java
new file mode 100644
index 000000000000..92ba9515b5d6
--- /dev/null
+++ b/platform/dvcs-impl/src/com/intellij/dvcs/ui/NewBranchAction.java
@@ -0,0 +1,49 @@
+/*
+ * Copyright 2000-2013 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.DvcsUtil;
+import com.intellij.dvcs.repo.Repository;
+import com.intellij.openapi.actionSystem.AnActionEvent;
+import com.intellij.openapi.project.DumbAwareAction;
+import com.intellij.openapi.project.Project;
+import com.intellij.util.IconUtil;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.List;
+
+public abstract class NewBranchAction<T extends Repository> extends DumbAwareAction {
+  protected final List<T> myRepositories;
+  protected Project myProject;
+
+  public NewBranchAction(@NotNull Project project, @NotNull List<T> repositories) {
+    super("New Branch", "Create and checkout new branch", IconUtil.getAddIcon());
+    myRepositories = repositories;
+    myProject = project;
+  }
+
+
+  @Override
+  public void update(AnActionEvent e) {
+    if (DvcsUtil.anyRepositoryIsFresh(myRepositories)) {
+      e.getPresentation().setEnabled(false);
+      e.getPresentation().setDescription("Checkout of a new branch is not possible before the first commit");
+    }
+  }
+
+  @Override
+  public abstract void actionPerformed(AnActionEvent e);
+}