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package com.vaadin.tests.layouts;
import com.vaadin.tests.components.TestBase;
import com.vaadin.ui.Button;
import com.vaadin.ui.GridLayout;
import com.vaadin.ui.Label;
import com.vaadin.ui.TextField;
import com.vaadin.ui.VerticalLayout;
import com.vaadin.ui.Window;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.Button.ClickListener;
public class GridLayoutExpandRatioModification extends TestBase implements
ClickListener {
private boolean isVisible = false;
private GridLayout mainLayout;
private VerticalLayout vl1;
private VerticalLayout vl2;
private Button button;
public void setup() {
Window main = new Window("The Main Window");
mainLayout = new GridLayout(3, 3);
main.setLayout(mainLayout);
setMainWindow(main);
// The upper layout
vl1 = new VerticalLayout();
Label label1 = new Label("The upper/left layout");
vl1.addComponent(label1);
// Button that hides or shows the bottom part
button = new Button("show / hide", this);
// The bottom layout
vl2 = new VerticalLayout();
TextField tf = new TextField("The bottom/right field");
tf.setHeight("100%");
tf.setWidth("100%");
vl2.addComponent(tf);
// Add everything to the view
mainLayout.addComponent(vl1, 0, 0);
mainLayout.addComponent(button, 1, 1);
mainLayout.addComponent(vl2, 2, 2);
// Set expand ratios, hide lower
mainLayout.setRowExpandRatio(0, 1);
mainLayout.setColumnExpandRatio(0, 1);
mainLayout.setRowExpandRatio(2, 0);
mainLayout.setColumnExpandRatio(2, 0);
// Maximize everything
main.setSizeFull();
mainLayout.setSizeFull();
vl1.setSizeFull();
vl2.setSizeFull();
}
public void buttonClick(ClickEvent event) {
if (isVisible) {
mainLayout.setRowExpandRatio(2, 0);
mainLayout.setColumnExpandRatio(2, 0);
isVisible = false;
} else {
mainLayout.setRowExpandRatio(2, 1);
mainLayout.setColumnExpandRatio(2, 1);
isVisible = true;
}
}
@Override
protected String getDescription() {
return "Changing the expand ratio should repaint the layout correctly. Changing from 0 to something else should render the previously invisible component";
}
@Override
protected Integer getTicketNumber() {
return 2454;
}
}
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