// This Source Code is in the Public Domain per: http://unlicense.org
package org.litesoft.GWT.client.widgets;

import org.litesoft.GWT.client.widgets.nonpublic.*;

import com.google.gwt.user.client.*;
import com.google.gwt.user.client.ui.*;

public class SizeableTextArea extends AbstractSizeableTextBoxBase {
    protected TextAreaChangeListenable mTextArea;

    public SizeableTextArea( boolean pNoWrap ) {
        mTextArea = new TextAreaChangeListenable( 40, 4, pNoWrap );
        initWidget( new ConstrainingSizeableOuterLayers( mTextArea, "LayoutSizeableTextArea" ) );
        LLstretchable();
    }

    @Override
    protected TextBoxBase getTextBoxBase() {
        return mTextArea;
    }

    public SizeableTextArea style( String pStyleName ) {
        addStyleName( pStyleName );
        return this;
    }

    /**
     * Gets the requested width of the text box (this is not an exact value, as
     * not all characters are created equal).
     *
     * @return the requested width, in characters
     */
    public int getCharacterWidth() {
        return mTextArea.getCharacterWidth();
    }

    @Override
    public int getCursorPos() {
        return mTextArea.getCursorPos();
    }

    @Override
    public int getSelectionLength() {
        return mTextArea.getSelectionLength();
    }

    /**
     * Gets the number of text lines that are visible.
     *
     * @return the number of visible lines
     */
    public int getVisibleLines() {
        return mTextArea.getVisibleLines();
    }

    /**
     * Sets the requested width of the text box (this is not an exact value, as
     * not all characters are created equal).
     *
     * @param width the requested width, in characters
     */
    public void setCharacterWidth( int width ) {
        mTextArea.setCharacterWidth( width );
    }

    /**
     * Sets the number of text lines that are visible.
     *
     * @param lines the number of visible lines
     */
    public void setVisibleLines( int lines ) {
        mTextArea.setVisibleLines( lines );
    }

    public boolean isReadOnly() {
        String attribute = DOM.getElementProperty( getTextBoxBase().getElement(), "readonly" );
        return (attribute != null);
    }

    public void setReadOnly( boolean pReadOnly ) {
        DOM.setElementProperty( getTextBoxBase().getElement(), "readonly", pReadOnly ? "readonly" : null );
    }
}