SCViewer/plugins/com.minres.scviewer.e4.appl.../src/com/minres/scviewer/e4/application/E4LifeCycle.java

127 lines
4.7 KiB
Java

/*******************************************************************************
* Copyright (c) 2015-2021 MINRES Technologies GmbH and others.
* 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:
* MINRES Technologies GmbH - initial API and implementation
*******************************************************************************/
package com.minres.scviewer.e4.application;
import java.io.IOException;
import javax.inject.Inject;
import org.eclipse.core.runtime.Platform;
import org.eclipse.e4.core.contexts.IEclipseContext;
import org.eclipse.e4.core.services.events.IEventBroker;
import org.eclipse.e4.core.services.log.Logger;
import org.eclipse.e4.ui.model.application.MApplication;
import org.eclipse.e4.ui.model.application.ui.basic.MPart;
import org.eclipse.e4.ui.model.application.ui.basic.MPartStack;
import org.eclipse.e4.ui.workbench.UIEvents;
import org.eclipse.e4.ui.workbench.lifecycle.PostContextCreate;
import org.eclipse.e4.ui.workbench.lifecycle.PreSave;
import org.eclipse.e4.ui.workbench.lifecycle.ProcessAdditions;
import org.eclipse.e4.ui.workbench.lifecycle.ProcessRemovals;
import org.eclipse.e4.ui.workbench.modeling.EModelService;
import org.eclipse.e4.ui.workbench.modeling.EPartService;
import org.eclipse.e4.ui.workbench.modeling.EPartService.PartState;
import org.eclipse.equinox.app.IApplicationContext;
import org.eclipse.osgi.service.datalocation.Location;
import org.eclipse.swt.widgets.Display;
import com.minres.scviewer.e4.application.options.Options;
import com.minres.scviewer.e4.application.options.Options.Multiplicity;
import com.minres.scviewer.e4.application.options.Options.Separator;
/**
* This implementation contains e4 LifeCycle annotated methods.<br />
* There is a corresponding entry in <em>plugin.xml</em> (under the
* <em>org.eclipse.core.runtime.products' extension point</em>) that references
* this class.
**/
public class E4LifeCycle {
@Inject private Logger logger;
/**
* Post context create. Open a database if given on command line using the OpenViewHandler
*
* @param appContext the app context
* @param eventBroker the event broker
*/
@PostContextCreate
void postContextCreate(IApplicationContext appContext, final IEventBroker eventBroker,
final IEclipseContext workbenchContext) {
final String[] args = (String[])appContext.getArguments().get(IApplicationContext.APPLICATION_ARGS);
final Options opt = new Options(args, 0, Integer.MAX_VALUE);
opt.getSet()
.addOption("clearPersistedState", Multiplicity.ZERO_OR_ONE)
.addOption("c", Separator.BLANK, Multiplicity.ZERO_OR_ONE);
if (!opt.check(Options.DEFAULT_SET, true, false)) {
logger.error(opt.getCheckErrors());
System.exit(1);
}
eventBroker.subscribe(UIEvents.UILifeCycle.APP_STARTUP_COMPLETE, event -> {
Location instanceLocation = Platform.getInstanceLocation();
try {
boolean isLocked = instanceLocation.isLocked();
if(isLocked)
instanceLocation.release();
} catch (IOException e) { }
if(!opt.getSet().getData().isEmpty()) {
Display.getCurrent().timerExec (100, () -> {
MApplication app= workbenchContext.get(MApplication.class);
EModelService modelService = workbenchContext.get(EModelService.class);
EPartService partService= workbenchContext.get(EPartService.class);
MPart part = partService .createPart("com.minres.scviewer.e4.application.partdescriptor.waveformviewer"); //$NON-NLS-1$
part.setLabel(opt.getSet().getData().get(0));
MPartStack partStack = (MPartStack)modelService.find("org.eclipse.editorss", app); //$NON-NLS-1$
partStack.getChildren().add(part);
partService.showPart(part, PartState.CREATE);
partService.showPart(part, PartState.ACTIVATE);
IEclipseContext ctx = part.getContext();
ctx.modify("input", opt.getSet().getData());
String confFile =opt.getSet().isSet("c")?opt.getSet().getOption("c").getResultValue(0):"";
ctx.modify("config", confFile); //$NON-NLS-1$
});
}
});
}
/**
* Pre save.
*
* @param workbenchContext the workbench context
*/
@PreSave
void preSave(IEclipseContext workbenchContext) {
/* nothing to be done here */
}
/**
* Process additions.
*
* @param workbenchContext the workbench context
*/
@ProcessAdditions
void processAdditions(IEclipseContext workbenchContext) {
/* nothing to be done here */
}
/**
* Process removals.
*
* @param workbenchContext the workbench context
*/
@ProcessRemovals
void processRemovals(IEclipseContext workbenchContext) {
/* nothing to be done here */
}
}