55 lines
2.1 KiB
Java
55 lines
2.1 KiB
Java
/*******************************************************************************
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* Copyright (c) 2015 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 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.ui.model.application.ui.basic.MPart;
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import org.eclipse.e4.ui.workbench.modeling.EPartService;
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import org.eclipse.e4.ui.workbench.modeling.ESelectionService;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import com.minres.scviewer.database.ITx;
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import com.minres.scviewer.database.IWaveform;
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import com.minres.scviewer.database.ui.GotoDirection;
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import com.minres.scviewer.e4.application.parts.WaveformViewer;
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public class NavigateEvent {
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final static String PARAMTER_ID="com.minres.scviewer.e4.application.command.navigateEventCommand.parameter.dir"; //$NON-NLS-1$
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@CanExecute
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public Boolean canExecute(ESelectionService selectionService){
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Object sel = selectionService.getSelection();
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if( sel instanceof IStructuredSelection) {
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Object o= ((IStructuredSelection)sel).getFirstElement();
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return o instanceof IWaveform || o instanceof ITx;
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}
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return false;
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}
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@Execute
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public void execute(@Named(PARAMTER_ID) String param, EPartService partService) {
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// public void execute(EPartService partService) {
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// String param="next";
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MPart part = partService.getActivePart();
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Object obj = part.getObject();
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if(obj instanceof WaveformViewer){
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if("next".equalsIgnoreCase(param)) //$NON-NLS-1$
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((WaveformViewer)obj).moveCursor(GotoDirection.NEXT);
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else if("prev".equalsIgnoreCase(param)) //$NON-NLS-1$
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((WaveformViewer)obj).moveCursor(GotoDirection.PREV);
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}
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}
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} |