package org.pkg.jstools.handlers;
import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.resources.IFile;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.handlers.HandlerUtil;
import org.eclipse.ui.part.FileEditorInput;
import org.pkg.jstools.JSBeautifier;
/**
* Our sample handler extends AbstractHandler, an IHandler base class.
*
* @see org.eclipse.core.commands.IHandler
* @see org.eclipse.core.commands.AbstractHandler
*/
public class JSBeautifierHandler extends AbstractHandler {
/**
* The constructor.
*/
public JSBeautifierHandler() {
}
/**
* the command has been executed, so extract extract the needed information
* from the application context.
*/
public Object execute(ExecutionEvent event) throws ExecutionException {
IWorkbenchWindow window = HandlerUtil
.getActiveWorkbenchWindowChecked(event);
IEditorPart activeEditor = window.getActivePage().getActiveEditor();
IEditorInput editorInput = activeEditor.getEditorInput();
IFile file = null;
if (activeEditor == null || editorInput == null) {
return null;
}
if (editorInput instanceof org.eclipse.ui.part.FileEditorInput) {
file = ((FileEditorInput) editorInput).getFile();
} else {
MessageDialog.openWarning(window.getShell(), "JSTools", "Resource "
+ editorInput.getName() + " is not part of the workspace!");
}
if (activeEditor.isDirty()) {
activeEditor.doSave(null);
}
new JSBeautifier().beautify(file);
return null;
}
}