EditableCell.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2011 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package  org.turro.zkoss.grid;
 
import org.zkoss.zk.ui.Component;
import org.zkoss.zk.ui.HtmlBasedComponent;
import org.zkoss.zk.ui.ext.AfterCompose;
import org.zkoss.zul.Column;
import org.zkoss.zul.Row;
import org.zkoss.zul.impl.InputElement;
 
public class EditableCell {
 
  protected EditableGrid grid;
  protected Row row;
  protected Component renderer;
  protected HtmlBasedComponent editor;
  protected Column column;
  private int cellIndex;
 
  public EditableCell(EditableGrid grid, Row row, int cellIndex) {
    this.grid = grid;
    this.row = row;
    this.renderer = row.getChildren().size() > cellIndex ? 
      (Component) row.getChildren().get(cellIndex) : null;
    this.cellIndex = cellIndex;
    this.column = grid.getEditableColumn(cellIndex);
  }
 
  public EditableCell(EditableGrid grid, Row row, Component renderer) {
    this.grid = grid;
    this.row = row;
    this.renderer = renderer;
    this.cellIndex = row.getChildren().indexOf(renderer);
    this.column = grid.getEditableColumn(cellIndex);
  }
 
  public int getCellIndex() {
    return cellIndex;
  }
 
  public Column getColumn() {
    return column;
  }
 
  public Component getRenderer() {
    return renderer;
  }
 
  public Component getEditor() {
    return editor;
  }
 
  public EditableGrid getGrid() {
    return grid;
  }
 
  public Row getRow() {
    return row;
  }
 
  public String getFormat() {
    return column instanceof EditableColumn ?
      ((EditableColumn) column).getFormat() : null;
  }
 
  public Class getJavaClass() {
    return column instanceof EditableColumn ?
      ((EditableColumn) column).getJavaClass() : null;
  }
 
  public boolean isOnlyDate() {
    return column instanceof EditableColumn ?
      ((EditableColumn) column).isOnlyDate() : true;
  }
 
  public boolean isOnlyTime() {
    return column instanceof EditableColumn ?
      ((EditableColumn) column).isOnlyTime() : true;
  }
 
  public int getScale() {
    return column instanceof EditableColumn ?
      ((EditableColumn) column).getScale() : 2;
  }
 
  public String getProperty() {
    return column instanceof EditableColumn ?
      ((EditableColumn) column).getProperty() : null;
  }
 
  public boolean isReadOnly() {
    return column instanceof EditableColumn ?
      ((EditableColumn) column).isReadOnly() : false;
  }
 
  public void edit() {
    editor = grid.getEditor(this);
    row.getChildren().remove(renderer);
    row.getChildren().add(cellIndex, editor);
    if(editor instanceof AfterCompose) {
      ((AfterCompose) editor).afterCompose();
    }
    editor.setHflex("true");
    editor.setFocus(true);
    if(grid.isSelectInput() && editor instanceof InputElement) {
      ((InputElement) editor).select();
    }
  }
 
  public void resume() {
    if(editor != null) {
      row.getChildren().remove(editor);
    }
    row.getChildren().add(cellIndex, renderer);
  }
 
  public boolean isBoolean() {
    return column instanceof EditableColumn ?
      ((EditableColumn) column).isBoolean() : false;
  }
  
  public boolean isNumber() {
    return column instanceof EditableColumn ?
      ((EditableColumn) column).isNumber() : false;
  }
 
  public boolean isDate() {
    return column instanceof EditableColumn ?
      ((EditableColumn) column).isDate() : false;
  }
}