/*
* Copyright 2003-2012 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 jetbrains.mps.workbench.actions;
import com.intellij.icons.AllIcons.Nodes;
import com.intellij.openapi.fileChooser.FileChooserDescriptor;
import com.intellij.openapi.fileChooser.FileElement;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.vfs.VirtualFile;
import jetbrains.mps.project.MPSExtentions;
import javax.swing.Icon;
public class OpenMPSProjectFileChooserDescriptor extends FileChooserDescriptor {
public OpenMPSProjectFileChooserDescriptor(boolean chooseFiles) {
super(chooseFiles, true, chooseFiles, chooseFiles, false, false);
}
@Override
public boolean isFileSelectable(VirtualFile file) {
return isMpsProjectFile(file) || isMpsProjectDirectory(file);
}
@Override
public Icon getIcon(VirtualFile file) {
if (isMpsProjectFile(file) || isMpsProjectDirectory(file)) {
return Nodes.IdeaProject;
}
return super.getIcon(file);
}
@Override
public boolean isFileVisible(VirtualFile file, boolean showHiddenFiles) {
if (!showHiddenFiles && FileElement.isFileHidden(file)) {
return false;
}
return isMpsProjectFile(file) || super.isFileVisible(file, showHiddenFiles) && file.isDirectory();
}
public static boolean isMpsProjectFile(VirtualFile file) {
return file.isValid() && !file.isDirectory() && file.getName().toLowerCase().endsWith(MPSExtentions.DOT_MPS_PROJECT);
}
public static boolean isMpsProjectDirectory(final VirtualFile file) {
/**
* <code>file.getParent() == null<code/> checks that root directory of any drive is never an MPS project
* */
if (!file.isValid() || file.getParent() == null || !file.isDirectory()) {
return false;
}
return file.findChild(Project.DIRECTORY_STORE_FOLDER) != null;
}
}