75 lines
3.2 KiB
Java
75 lines
3.2 KiB
Java
/*******************************************************************************
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* Copyright (c) 2015-2021 MINRES Technologies GmbH and others.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* Contributors:
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* MINRES Technologies GmbH - initial API and implementation
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*******************************************************************************/
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package com.minres.scviewer.e4.application.handlers;
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import java.util.List;
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import javax.inject.Inject;
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import javax.inject.Named;
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import org.eclipse.e4.core.di.annotations.CanExecute;
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import org.eclipse.e4.core.di.annotations.Execute;
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import org.eclipse.e4.core.di.annotations.Optional;
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import org.eclipse.e4.ui.model.application.ui.basic.MPart;
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import org.eclipse.e4.ui.services.IServiceConstants;
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import org.eclipse.e4.ui.workbench.modeling.EPartService;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import com.minres.scviewer.database.IWaveform;
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import com.minres.scviewer.e4.application.parts.DesignBrowser;
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public class AddWaveformHandler {
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public final static String PARAM_WHERE_ID="com.minres.scviewer.e4.application.command.addwaveform.where"; //$NON-NLS-1$
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public final static String PARAM_ALL_ID="com.minres.scviewer.e4.application.command.addwaveform.all"; //$NON-NLS-1$
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@Inject @Optional DesignBrowser designBrowser;
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@CanExecute
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public boolean canExecute(@Named(PARAM_WHERE_ID) String where, @Named(PARAM_ALL_ID) String all,
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EPartService partService,
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@Named(IServiceConstants.ACTIVE_SELECTION) @Optional IStructuredSelection selection) {
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if(designBrowser==null) designBrowser = getListPart( partService);
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if(designBrowser==null || designBrowser.getActiveWaveformViewerPart()==null) return false;
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boolean before = "before".equalsIgnoreCase(where); //$NON-NLS-1$
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IStructuredSelection waveformSelection = null;
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if(designBrowser.getActiveWaveformViewerPart()!=null)
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waveformSelection = (IStructuredSelection)designBrowser.getActiveWaveformViewerPart().getSelection();
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if("true".equalsIgnoreCase(all)) //$NON-NLS-1$
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return designBrowser.getFilteredChildren().length>0 &&
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(!before || (waveformSelection!=null && waveformSelection.size()>0));
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else
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return selection!=null && selection.size()>0 &&
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(!before || (waveformSelection!=null && waveformSelection.size()>0));
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}
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@Execute
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public void execute(@Named(PARAM_WHERE_ID) String where, @Named(PARAM_ALL_ID) String all,
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EPartService partService,
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@Named(IServiceConstants.ACTIVE_SELECTION) @Optional IStructuredSelection selection) {
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if(designBrowser==null) designBrowser = getListPart( partService);
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if(designBrowser!=null && selection.size()>0){
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List<?> sel=selection.toList();
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designBrowser.getActiveWaveformViewerPart().addStreamsToList(sel.toArray(new IWaveform[]{}),
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"before".equalsIgnoreCase(where)); //$NON-NLS-1$
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}
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}
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protected DesignBrowser getListPart(EPartService partService){
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MPart part = partService.getActivePart();
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if(part.getObject() instanceof DesignBrowser)
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return (DesignBrowser) part.getObject();
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else
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return null;
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}
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}
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