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/*******************************************************************************
* Copyright (c) 2006 IBM Corporation.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - Jeff Briggs, Henry Hughes, Ryan Morse, Anithra P J
*******************************************************************************/
package org.eclipse.linuxtools.systemtap.ui.graphicalrun.actions;
import java.util.ArrayList;
import org.eclipse.jface.wizard.WizardDialog;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindowActionDelegate;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.WorkbenchException;
import org.eclipse.linuxtools.systemtap.ui.consolelog.LoggedCommand2;
import org.eclipse.linuxtools.systemtap.ui.consolelog.actions.ConsoleAction;
import org.eclipse.linuxtools.systemtap.ui.consolelog.structures.ScriptConsole;
import org.eclipse.linuxtools.systemtap.ui.editor.PathEditorInput;
import org.eclipse.linuxtools.systemtap.ui.graphingapi.nonui.datasets.IDataSet;
import org.eclipse.linuxtools.systemtap.ui.graphingapi.nonui.datasets.IDataSetParser;
import org.eclipse.linuxtools.systemtap.ui.graphingapi.nonui.structures.ChartStreamDaemon;
import org.eclipse.linuxtools.systemtap.ui.graphingapi.ui.wizards.dataset.DataSetWizard;
import org.eclipse.linuxtools.systemtap.ui.graphicalrun.structures.ChartStreamDaemon2;
import org.eclipse.linuxtools.systemtap.ui.graphing.GraphingConstants;
import org.eclipse.linuxtools.systemtap.ui.graphing.GraphingPerspective;
import org.eclipse.linuxtools.systemtap.ui.graphing.views.GraphSelectorView;
import org.eclipse.linuxtools.systemtap.ui.ide.IDEPerspective;
/**
* The action to allow users to change the parsing expression while a script is activly running.
* @author Ryan Morse
*/
public class ModifyParsingAction extends ConsoleAction implements IWorkbenchWindowActionDelegate {
/**
* Prompts the user for a new regular expression to use in parsing the stap output for
* the <code>DataSet</code>. If the user enters a new parsing expression then it will
* get the active <code>ScriptConsole</code> and from that the active <code>LoggedCommand</code>.
* Finally, it will dispose of the old <code>ChartStreamDaemon2</code> and add an new
* one in its place.
*/
public void run() {
DataSetWizard wizard = new DataSetWizard(GraphingConstants.DataSetMetaData, getFilePath());
IWorkbench workbench = PlatformUI.getWorkbench();
wizard.init(workbench, null);
WizardDialog dialog = new WizardDialog(workbench.getActiveWorkbenchWindow().getShell(), wizard);
dialog.create();
dialog.open();
IDataSetParser parser = wizard.getParser();
IDataSet dataSet = wizard.getDataSet();
if(null != parser && null != dataSet) {
ScriptConsole console = super.getActive();
LoggedCommand2 cmd = console.getCommand();
ArrayList listeners = cmd.getInputStreamListeners();
ChartStreamDaemon2 daemon = null;
if(null != listeners) {
for(int i=0; i<listeners.size(); i++) {
if(listeners.get(i) instanceof ChartStreamDaemon) {
daemon = (ChartStreamDaemon2)listeners.get(i);
break;
}
}
}
if(null == daemon) {
daemon = new ChartStreamDaemon2(console, dataSet, parser);
cmd.addInputStreamListener(daemon);
} else
daemon.setParser(dataSet, parser);
IViewPart ivp = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().findView(GraphSelectorView.ID);
GraphSelectorView graphSelector = ((GraphSelectorView)ivp);
String name = console.getName();
graphSelector.createScriptSet(name.substring(name.lastIndexOf('/')+1), dataSet);
}
wizard.dispose();
}
/**
* Gets the file location of the file open in the editor window.
* @return The path of the file in the active editor window.
*/
private String getFilePath() {
try {
IWorkbenchPage p = PlatformUI.getWorkbench().showPerspective(IDEPerspective.ID, PlatformUI.getWorkbench().getActiveWorkbenchWindow());
IEditorPart ed = p.getActiveEditor();
PlatformUI.getWorkbench().showPerspective(GraphingPerspective.ID, PlatformUI.getWorkbench().getActiveWorkbenchWindow());
return ((PathEditorInput)ed.getEditorInput()).getPath().toString();
} catch(WorkbenchException we) {}
return null;
}
}
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