package org.gcube.portlets.user.workspace.client.view.windows;

import org.gcube.portlets.user.workspace.client.ConstantsExplorer;

import com.extjs.gxt.ui.client.Style.HorizontalAlignment;
import com.extjs.gxt.ui.client.event.ButtonEvent;
import com.extjs.gxt.ui.client.event.ComponentEvent;
import com.extjs.gxt.ui.client.event.Events;
import com.extjs.gxt.ui.client.event.KeyListener;
import com.extjs.gxt.ui.client.event.KeyboardEvents;
import com.extjs.gxt.ui.client.event.SelectionListener;
import com.extjs.gxt.ui.client.widget.Dialog;
import com.extjs.gxt.ui.client.widget.form.TextField;
import com.extjs.gxt.ui.client.widget.layout.FormLayout;

/**
 * @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
 *
 */
public class DialogText extends Dialog {

	private TextField<String> txt;

	public DialogText(String headingTxt, String msgTitle, String msgTxt) {

		FormLayout layout = new FormLayout();
		layout.setLabelWidth(90);
		layout.setDefaultWidth(300);
		setLayout(layout);

		setButtonAlign(HorizontalAlignment.CENTER);
//		setHideOnButtonClick(true);
		setHeading(headingTxt);
		setModal(true);
		// setBodyBorder(true);
		setBodyStyle("padding: 9px; background: none");
		setWidth(500);
		setResizable(false);
		setButtons(Dialog.OKCANCEL);
		txt = new TextField<String>();
		// txt.setMinLength(2);
		txt.setFieldLabel(msgTitle);
		txt.setValue(msgTxt);
//		txt.setRegex("^[a-zA-Z0-9]+[ a-zA-Z0-9_()-]*");
//		txt.setRegex("^[a-zA-Z0-9]+[^.<>\\|?/*%$]*$");
		txt.getMessages().setRegexText(ConstantsExplorer.REGEX_FOLDER_NAME+": .<>\\|?/*%$ or contains / or \\");
		txt.setRegex("^[^.<>\\|?/*%$]+[^\\/]*$");
		txt.setAutoValidate(true);
		txt.setAllowBlank(false);
		
		txt.addKeyListener(new KeyListener() { // KEY ENTER
		    
			public void componentKeyPress(ComponentEvent event) {
				if (event.getKeyCode() == KeyboardEvents.Enter.getEventCode()) 
					getButtonById(Dialog.OK).fireEvent(Events.Select);
				
			}
		});

		this.getButtonById(Dialog.OK).addSelectionListener(new SelectionListener<ButtonEvent>() {

			@Override
			public void componentSelected(ButtonEvent ce) {

				if (isValidForm())
					hide();
			}

		});
		
		this.getButtonById(Dialog.CANCEL).addSelectionListener(new SelectionListener<ButtonEvent>() {

			@Override
			public void componentSelected(ButtonEvent ce) {
				
					hide();
			}

		});

		setFocusWidget(txt);
		
		add(txt);

		this.show();
	}

	public String getTxtValue() {

		return txt.getValue();
	}

	protected boolean hasValue(TextField<String> field) {
		return field.getValue() != null && field.getValue().length() > 0;
	}


	public boolean isValidForm() {
		if(txt.isValid())
			return true;
		return false;
	}

}