/*
* Copyright 2008 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.google.gwt.gen2.demo.scrolltable.client.option.header;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.gen2.demo.scrolltable.client.ScrollTableDemo;
import com.google.gwt.gen2.demo.scrolltable.client.option.AbstractOption;
import com.google.gwt.gen2.demo.scrolltable.client.option.CustomForm;
import com.google.gwt.gen2.table.override.client.FlexTable;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.TextBox;
import com.google.gwt.user.client.ui.Widget;
/**
* An option.
*/
public class ColSpanOption extends AbstractOption {
@Override
protected String getDescription() {
return "Set the colspan of a cell";
}
@Override
protected Widget onInitialize() {
CustomForm form = new CustomForm();
// Row selection
final TextBox rowBox = new TextBox();
rowBox.setText("1");
rowBox.setWidth("50px");
form.addLabeledWidget("Row Index:", rowBox);
// Cell selection
final TextBox cellBox = new TextBox();
cellBox.setText("0");
cellBox.setWidth("50px");
form.addLabeledWidget("Cell Index:", cellBox);
// Colspan selection
final TextBox colSpanBox = new TextBox();
colSpanBox.setText("1");
colSpanBox.setWidth("50px");
form.addLabeledWidget("ColSpan:", colSpanBox);
// Rowspan selection
final TextBox rowSpanBox = new TextBox();
rowSpanBox.setText("1");
rowSpanBox.setWidth("50px");
form.addLabeledWidget("RowSpan:", rowSpanBox);
// Add button to set the spans
{
Button button = new Button("Set row/colspan", new ClickHandler() {
public void onClick(ClickEvent event) {
try {
int row = Integer.parseInt(rowBox.getText());
int cell = Integer.parseInt(cellBox.getText());
int rowSpan = Integer.parseInt(rowSpanBox.getText());
int colSpan = Integer.parseInt(colSpanBox.getText());
FlexTable headerTable = ScrollTableDemo.get().getHeaderTable();
headerTable.getFlexCellFormatter().setRowSpan(row, cell, rowSpan);
headerTable.getFlexCellFormatter().setColSpan(row, cell, colSpan);
ScrollTableDemo.get().getScrollTable().redraw();
} catch (NumberFormatException e) {
Window.alert("Please enter valid integers for the row and column.");
} catch (IndexOutOfBoundsException e) {
Window.alert("The row or column index you entered is out of bounds.");
}
}
});
form.addButton(button);
}
return form;
}
}