combobooleanfield.java

利用 java SWT 实现MVC功能

package ExampleViewer.form;

import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Control;

import ExampleViewer.data.IExampleContentProvider;

public class ComboBooleanField extends Field {

	/**
	 * @param control
	 * @param id
	 */
	public ComboBooleanField(Control control, int id) {
		super(control, id);
	}

	/* (non-Javadoc)
	 * @see com.ibm.eworkplaces.pim.ui.docedit.form.IField#getData()
	 */
	public  void readFromContent(IExampleContentProvider content) {
		
		Boolean bool = (Boolean )content.getElement(getId());
		((Combo )_control).select(bool.booleanValue() ? 1 : 0);								
	}

	/* (non-Javadoc)
	 * @see com.ibm.eworkplaces.pim.ui.docedit.form.IField#setData(java.lang.Object)
	 */
	public void writeToContent(IExampleContentProvider content) {
		int iSel = ((Combo )_control).getSelectionIndex();								
		content.setElement(getId(), new Boolean((iSel > 0) ? true : false));
	}
}