/*
* Copyright (C) 2012 eXo Platform SAS.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.crsh.text.ui;
import org.crsh.text.LineReader;
import org.crsh.text.LineRenderer;
import org.crsh.text.RenderAppendable;
import org.crsh.text.Style;
public abstract class Element {
/** . */
private Style.Composite style;
protected Element() {
this.style = null;
}
public abstract LineRenderer renderer();
public void render(RenderAppendable to) {
LineRenderer renderer = renderer();
// For now height - 1 because of the char that goes to the line in some impl
LineReader reader = renderer.reader(to.getWidth(), to.getHeight() - 1);
if (reader != null) {
while (reader.hasLine()) {
reader.renderLine(to);
to.append('\n');
}
}
}
public final Style.Composite getStyle() {
return style;
}
public final void setStyle(Style.Composite style) {
this.style = style;
}
public Element style(Style.Composite style) {
setStyle(style);
return this;
}
public static RowElement row() {
return new RowElement();
}
public static RowElement header() {
return new RowElement(true);
}
public static LabelElement label(String value) {
return new LabelElement(value);
}
}