/*
 * Copyright 2000-2012 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.ide.actions;

import com.intellij.ide.IdeBundle;
import com.intellij.ide.impl.ProjectUtil;
import com.intellij.openapi.actionSystem.*;
import com.intellij.openapi.extensions.Extensions;
import com.intellij.openapi.fileChooser.FileChooser;
import com.intellij.openapi.fileChooser.FileChooserDescriptor;
import com.intellij.openapi.fileChooser.PathChooserDialog;
import com.intellij.openapi.project.DumbAware;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.SystemInfo;
import com.intellij.openapi.util.text.StringUtil;
import com.intellij.openapi.vfs.VfsUtil;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.projectImport.ProjectOpenProcessor;
import com.intellij.projectImport.ProjectOpenProcessorBase;
import com.intellij.util.Consumer;

import java.util.Collections;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Set;

public class OpenProjectAction extends AnAction implements DumbAware {
  public void actionPerformed(AnActionEvent e) {
    final FileChooserDescriptor descriptor = new OpenProjectFileChooserDescriptor(true);
    descriptor.setTitle(IdeBundle.message("title.open.project"));
    final Set<String> extensions = new LinkedHashSet<String>();
    final ProjectOpenProcessor[] openProcessors = Extensions.getExtensions(ProjectOpenProcessor.EXTENSION_POINT_NAME);
    for (ProjectOpenProcessor openProcessor : openProcessors) {
      final String[] supportedExtensions = ((ProjectOpenProcessorBase)openProcessor).getSupportedExtensions();
      if (supportedExtensions != null) {
        Collections.addAll(extensions, supportedExtensions);
      }
    }
    descriptor.setDescription(IdeBundle.message("filter.project.files", StringUtil.join(extensions, ", ")));

    VirtualFile userHomeDir = null;
    if (SystemInfo.isUnix) {
      userHomeDir = VfsUtil.getUserHomeDir();
    }

    descriptor.putUserData(PathChooserDialog.PREFER_LAST_OVER_EXPLICIT, Boolean.TRUE);

    final Project project = CommonDataKeys.PROJECT.getData(e.getDataContext());
    FileChooser.chooseFiles(descriptor, project, userHomeDir, new Consumer<List<VirtualFile>>() {
      @Override
      public void consume(final List<VirtualFile> files) {
        if (files.size() == 1) {
          ProjectUtil.openOrImport(files.get(0).getPath(), project, false);
        }
      }
    });
  }

  @Override
  public void update(AnActionEvent e) {
    super.update(e);
    e.getPresentation().setVisible(ActionPlaces.WELCOME_SCREEN.equals(e.getPlace()));
  }
}
@@ -747,17 +747,28 @@
 nSystem.
-*
+ActionPlaces
 ;%0Aimport
@@ -793,28 +793,141 @@
 api.
-extensions.Extension
+actionSystem.AnAction;%0Aimport com.intellij.openapi.actionSystem.AnActionEvent;%0Aimport com.intellij.openapi.actionSystem.CommonDataKey
 s;%0Ai
@@ -1704,16 +1704,28 @@
 Aware %7B%0A
+  @Override%0A
   public
@@ -1985,29 +1985,28 @@
 ng%3E();%0A    f
-inal 
+or (
 ProjectOpenP
@@ -2013,18 +2013,16 @@
 rocessor
-%5B%5D
  openPro
@@ -2031,37 +2031,11 @@
 ssor
-s = Extensions.getExtensions(
+ : 
 Proj
@@ -2075,58 +2075,70 @@
 NAME
-);%0A    for (ProjectOpenProcessor openProcessor : o
+.getExtensions()) %7B%0A      if(openProcessor instanceof ProjectO
 penP
@@ -2145,21 +2145,26 @@
 rocessor
-s
+Base
 ) %7B%0A
+  
       fi
@@ -2268,24 +2268,26 @@
 ns();%0A      
+  
 if (supporte
@@ -2305,24 +2305,26 @@
  != null) %7B%0A
+  
         Coll
@@ -2372,16 +2372,26 @@
 sions);%0A
+        %7D%0A
       %7D%0A

fix CCE