java/idea-ui/src/com/intellij/ide/actions/OpenProjectAction.java

   1 /*
   2  * Copyright 2000-2009 JetBrains s.r.o.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package com.intellij.ide.actions;
  17
  18 import com.intellij.ide.IdeBundle;
  19 import com.intellij.ide.highlighter.ProjectFileType;
  20 import com.intellij.ide.impl.ProjectUtil;
  21 import com.intellij.openapi.actionSystem.AnAction;
  22 import com.intellij.openapi.actionSystem.AnActionEvent;
  23 import com.intellij.openapi.actionSystem.PlatformDataKeys;
  24 import com.intellij.openapi.extensions.Extensions;
  25 import com.intellij.openapi.fileChooser.FileChooser;
  26 import com.intellij.openapi.fileChooser.FileChooserDescriptor;
  27 import com.intellij.openapi.project.DumbAware;
  28 import com.intellij.openapi.project.Project;
  29 import com.intellij.openapi.util.text.StringUtil;
  30 import com.intellij.openapi.vfs.VirtualFile;
  31 import com.intellij.projectImport.ProjectOpenProcessor;
  32 import com.intellij.projectImport.ProjectOpenProcessorBase;
  33
  34 import java.util.Collections;
  35 import java.util.HashSet;
  36 import java.util.Set;
  37
  38 public class OpenProjectAction extends AnAction implements DumbAware {
  39   public void actionPerformed(AnActionEvent e) {
  40     final Project project = PlatformDataKeys.PROJECT.getData(e.getDataContext());
  41
  42     final FileChooserDescriptor descriptor = new OpenProjectFileChooserDescriptor(true);
  43     descriptor.setTitle(IdeBundle.message("title.open.project"));
  44     final Set<String> extensions = new HashSet<String>();
  45     extensions.add(ProjectFileType.DOT_DEFAULT_EXTENSION);
  46     final ProjectOpenProcessor[] openProcessors = Extensions.getExtensions(ProjectOpenProcessorBase.EXTENSION_POINT_NAME);
  47     for (ProjectOpenProcessor openProcessor : openProcessors) {
  48       final String[] supportedExtensions = ((ProjectOpenProcessorBase)openProcessor).getSupportedExtensions();
  49       if (supportedExtensions != null) {
  50         Collections.addAll(extensions, supportedExtensions);
  51       }
  52     }
  53     descriptor.setDescription(IdeBundle.message("filter.project.files", StringUtil.join(extensions, ", ")));
  54     final VirtualFile[] files = FileChooser.chooseFiles(project, descriptor);
  55
  56     if (files.length == 0 || files[0] == null) return;
  57
  58     ProjectUtil.openOrImport(files[0].getPath(), project, false);
  59   }
  60 }