/**
*
*/
package org.eclipse.papyrus.infra.core.sasheditor.di.contentprovider.commands;
import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.papyrus.infra.core.sasheditor.contentprovider.IPageMngr;
import org.eclipse.papyrus.infra.core.sasheditor.editor.ISashWindowsContainer;
import org.eclipse.papyrus.infra.core.sashwindows.di.PageRef;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.handlers.HandlerUtil;
/**
* A command to be used with the Eclipse Commands Framework.
* This command is to be used with {@link SashWindowsContainer} implemented with the Di model.
* This command allows to close all diagrams in the folder, except the currently openened one.
*
* @author cedric dumoulin
*
*/
public class CloseOtherDiagramsCommand extends AbstractHandler {
/**
* Check if the Command is enabled.
*/
@Override
public void setEnabled(Object evaluationContext) {
// System.out.println("call to CloseDiagramCommand.setEnable(" + evaluationContext + ")");
}
/**
* Execute the command. This method is called when the action is triggered.
*
*/
public Object execute(ExecutionEvent event) throws ExecutionException {
try {
IEditorPart part = HandlerUtil.getActiveEditor(event);
IPageMngr pageMngr = (IPageMngr)part.getAdapter(IPageMngr.class);
ISashWindowsContainer container = (ISashWindowsContainer)part.getAdapter(ISashWindowsContainer.class);
Object pageIdentifier = container.getActiveSashWindowsPage().getRawModel();
// Bug from sash Di to be corrected
if(pageIdentifier instanceof PageRef)
{
pageIdentifier = ((PageRef)pageIdentifier).getPageIdentifier();
}
execute(pageMngr, pageIdentifier);
} catch (NullPointerException e) {
// PageMngr can't be found
return null;
}
return null;
}
/**
* Close selected page.
*
* @param pageMngr
*/
public void execute(IPageMngr pageMngr, Object pageIdentifier) {
pageMngr.closeOtherPages(pageIdentifier);
}
}