ImportStructureFromStringDialog.java

/*
 * Copyright (c) 2014. Matthew Campbell <matthew.campbell@mq.edu.au>, David R. Damerell <david@nixbioinf.org>.
 *
 * This file is part of GlycanBuilder Vaadin Release and its affliated projects EUROCarbDB, UniCarb-DB and UniCarbKB.
 *
 * This program is free software free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * GlycanBuilder Vaadin Release is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License (LICENSE.txt) for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with GlycanBuilder Vaadin Release.  If not, see <http ://www.gnu.org/licenses/>.
 */
package ac.uk.icl.dell.vaadin.glycanbuilder;

import java.util.ArrayList;
import java.util.List;

import com.vaadin.data.Property;
import com.vaadin.data.Property.ValueChangeEvent;
import com.vaadin.ui.Alignment;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.Button.ClickListener;
import com.vaadin.ui.NativeButton;
import com.vaadin.ui.NativeSelect;
import com.vaadin.ui.Panel;
import com.vaadin.ui.RichTextArea;
import com.vaadin.ui.VerticalLayout;

public class ImportStructureFromStringDialog extends Panel {
	private static final long serialVersionUID=-5458440361659452562L;
	
	NativeSelect importTypeSelectField;
	GlycanCanvas theCanvas;
	RichTextArea sequenceInputField;
	NativeButton ok;
	VerticalLayout layout;
	
	List<UserInputEndedListener> userInputEndedListeners=new ArrayList<UserInputEndedListener>();
	
	ImportStructureFromStringDialog(GlycanCanvas canvas){
		theCanvas=canvas;
		
		layout=new VerticalLayout();
		
		setContent(layout);
		
		initComponents();
		installClickListeners();
		layoutComponents();
		
		setSizeFull();
		layout.setSizeFull();
	}
	
	private String sequence;
	private void initComponents(){
		importTypeSelectField=new NativeSelect("Sequence format",theCanvas.getImportFormats());
		importTypeSelectField.setNewItemsAllowed(false);
		importTypeSelectField.setNullSelectionAllowed(false);
		
		sequenceInputField=new RichTextArea();
		sequenceInputField.setImmediate(true);
		sequenceInputField.addValueChangeListener(new Property.ValueChangeListener() {
			private static final long serialVersionUID=-6654910749910048984L;

			@Override
			public void valueChange(ValueChangeEvent event) {
				sequenceInputField.commit();
				sequence=(String)event.getProperty().getValue();
			}
		});
		
		sequenceInputField.setHeight("90%");
		sequenceInputField.setWidth("100%");
		
		sequenceInputField.addStyleName("hide-richtext-toolbar");
		
		ok=new NativeButton("Import");
	}
	
	private void installClickListeners(){
		ok.addClickListener(new ClickListener(){
			private static final long serialVersionUID=4434491616110701535L;

			@Override
			public void buttonClick(ClickEvent event) {
				fireUserInputFinished(false);
			}
		});
	}
	
	private void layoutComponents(){
		layout.addComponent(sequenceInputField);
		layout.addComponent(importTypeSelectField);
		layout.addComponent(ok);
		
		layout.setComponentAlignment(sequenceInputField, Alignment.TOP_CENTER);
		layout.setComponentAlignment(importTypeSelectField, Alignment.MIDDLE_CENTER);
		layout.setComponentAlignment(ok, Alignment.BOTTOM_CENTER);
	}
	
	public void addListener(UserInputEndedListener listener){
		userInputEndedListeners.add(listener);
	}
	
	public void removeListener(UserInputEndedListener listener){
		userInputEndedListeners.remove(listener);
	}
	
	public void fireUserInputFinished(boolean cancelled){
		for(UserInputEndedListener listener:userInputEndedListeners){
			listener.done(cancelled);
		}
	}
	
	public String getSequenceFormat(){
		return (String) importTypeSelectField.getValue(); 
	}
	
	public String getSequenceString(){
		sequence=sequence.replaceAll("<pre>", "");
		sequence=sequence.replaceAll("</pre>", "");
		sequence=sequence.replaceAll("</div>", "\n");
		sequence=sequence.replaceAll("<div>", "");
		sequence=sequence.replaceAll("<br>", "");
		sequence=sequence.replaceAll("<","<");
		sequence=sequence.replaceAll(">",">");
		sequence=sequence.replaceAll(" ","\t");
	
		sequence=sequence.replaceAll("<meta http-equiv=\"content-type\" content=\"text/html; charset=utf-8\">", "");
		return sequence;
	}
}