package com.tll.client.ui.listing;
import com.allen_sauer.gwt.log.client.Log;
import com.google.gwt.dom.client.NativeEvent;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.ui.HTMLTable.Cell;
import com.tll.client.listing.IRowOptionsDelegate;
import com.tll.client.ui.option.Option;
import com.tll.client.ui.option.OptionEvent;
import com.tll.client.ui.option.OptionsPopup;
/**
* RowContextPopup - The {@link Option}s panel pop-up.
* @author jpk
*/
public final class RowContextPopup extends OptionsPopup implements ClickHandler {
/**
* The bound {@link IRowOptionsDelegate}
*/
private final IRowOptionsDelegate delegate;
/**
* The needed table ref.
*/
private final ListingTable<?> table;
/**
* The row index for this row context.
*/
private int rowIndex = -1;
/**
* Constructor
* @param duration the time in mili-seconds to show the popup or
* <code>-1</code> meaning it is shown indefinitely.
* @param table The table ref
* @param delegate the required row ops delegate
*/
public RowContextPopup(int duration, ListingTable<?> table, IRowOptionsDelegate delegate) {
super(duration);
if(table == null) throw new IllegalArgumentException("Null table ref");
this.table = table;
this.table.addClickHandler(this);
if(delegate == null) throw new IllegalArgumentException("Null delegate");
this.delegate = delegate;
}
public void onClick(ClickEvent event) {
final Cell cell = table.getCellForEvent(event);
final int row = cell.getRowIndex();
Log.debug("RowContextPopup - onClick row: " + row);
// account for header row and deleted rows
if(row < 1 || table.isRowMarkedDeleted(row)) return;
if(row != this.rowIndex) {
this.rowIndex = row;
setOptions(delegate.getOptions(row));
}
if(!isShowing()) {
final NativeEvent ne = event.getNativeEvent();
showAt(ne.getClientX(), ne.getClientY());
}
}
@Override
public void onOptionEvent(OptionEvent event) {
if(delegate == null) throw new IllegalStateException("No row op delegate set");
Log.debug("RowContextPopup - onOptionEvent event: " + event.toDebugString());
super.onOptionEvent(event);
if(event.getOptionEventType() == OptionEvent.EventType.SELECTED) {
delegate.handleOptionSelection(event.optionText, rowIndex);
}
}
}