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package com.vaadin.tests.components.grid;
import com.vaadin.server.ExternalResource;
import com.vaadin.server.VaadinRequest;
import com.vaadin.tests.components.AbstractReindeerTestUI;
import com.vaadin.ui.Grid;
import com.vaadin.ui.Label;
import com.vaadin.ui.renderers.ButtonRenderer;
import com.vaadin.ui.renderers.ImageRenderer;
public class GridClickableRenderers extends AbstractReindeerTestUI {
private static class TestPOJO {
String testText;
String imageUrl;
String buttonText;
String buttonHtml;
boolean truthValue;
TestPOJO(String intValue, String imageUrl, String buttonText,
String buttonHtml, boolean truthValue) {
testText = intValue;
this.imageUrl = imageUrl;
this.buttonText = buttonText;
this.buttonHtml = buttonHtml;
this.truthValue = truthValue;
}
}
@Override
protected void setup(VaadinRequest request) {
Label valueDisplayLabel = new Label("button click label");
Label checkBoxValueLabel = new Label("checkbox click label");
Grid<TestPOJO> grid = new Grid<>();
grid.addColumn(pojo -> new ExternalResource(pojo.imageUrl),
new ImageRenderer<>()).setId("images").setCaption("Images");
grid.addColumn(pojo -> pojo.buttonText,
new ButtonRenderer<>(event -> valueDisplayLabel
.setValue(event.getItem().testText + " clicked")))
.setId("buttons").setCaption("Buttons");
ButtonRenderer<TestPOJO> htmlButtonRenderer = new ButtonRenderer<>();
htmlButtonRenderer.setHtmlContentAllowed(true);
htmlButtonRenderer.addClickListener(event -> valueDisplayLabel
.setValue(event.getItem().buttonHtml + " clicked"));
grid.addColumn(pojo -> pojo.buttonHtml, htmlButtonRenderer)
.setId("buttonsHtml").setCaption("Buttons HTML");
ButtonRenderer<TestPOJO> yesNoRenderer = new ButtonRenderer<>();
yesNoRenderer.addClickListener(event -> {
TestPOJO item = event.getItem();
item.truthValue = !item.truthValue;
checkBoxValueLabel.setValue(item.testText + " " + item.truthValue);
grid.getDataProvider().refreshAll();
});
grid.addColumn(pojo -> pojo.truthValue ? "Yes" : "No", yesNoRenderer)
.setCaption("Truth").setId("truth");
grid.setItems(
new TestPOJO("first row", "", "button 1 text",
"button 1 <b style='color: red'>html</b>", true),
new TestPOJO("second row", "", "button 2 text",
"button 2 <b style='color: red'>html</b>", false));
addComponents(valueDisplayLabel, checkBoxValueLabel, grid);
}
}
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