/*
* Copyright 2003-2011 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.ide.projectPane.fileSystem.actions.providers;
import com.intellij.ide.CopyPasteManagerEx;
import com.intellij.ide.CopyProvider;
import com.intellij.ide.CutProvider;
import com.intellij.openapi.actionSystem.DataContext;
import com.intellij.openapi.actionSystem.PlatformDataKeys;
import com.intellij.openapi.vfs.VirtualFile;
public class FilePaneCopyProvider implements CopyProvider, CutProvider {
@Override
public void performCopy(DataContext dataContext) {
perform(dataContext, false);
}
@Override
public void performCut(DataContext dataContext) {
perform(dataContext, true);
}
private void perform(DataContext dataContext, boolean cut) {
CopyPasteManagerEx.getInstanceEx().setContents(new VirtualFileTransferable(getData(dataContext, cut)));
}
private CopyPasteFilesData getData(DataContext dataContext, boolean cut) {
VirtualFile[] files = PlatformDataKeys.VIRTUAL_FILE_ARRAY.getData(dataContext);
if (files != null) return new CopyPasteFilesData(files, cut);
VirtualFile file = PlatformDataKeys.VIRTUAL_FILE.getData(dataContext);
if (file != null) return new CopyPasteFilesData(new VirtualFile[]{file}, cut);
return null;
}
@Override
public boolean isCopyEnabled(DataContext dataContext) {
return isEnabled(dataContext, false);
}
@Override
public boolean isCopyVisible(DataContext dataContext) {
return true;
}
@Override
public boolean isCutEnabled(DataContext dataContext) {
return isEnabled(dataContext, true);
}
@Override
public boolean isCutVisible(DataContext dataContext) {
return true;
}
private boolean isEnabled(DataContext dataContext, boolean cut) {
return getData(dataContext, cut) != null;
}
}