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/*
* Copyright 2000-2013 Vaadin Ltd.
*
* 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.vaadin.tests.components.gridlayout;
import java.util.Random;
import com.vaadin.server.VaadinRequest;
import com.vaadin.tests.components.AbstractTestUI;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.GridLayout;
import com.vaadin.ui.HorizontalLayout;
import com.vaadin.ui.Label;
import com.vaadin.ui.VerticalLayout;
public class GridLayoutHideMiddleCells extends AbstractTestUI {
GridLayout gridLayout;
GridLayout gridLayout2;
@Override
protected void setup(VaadinRequest request) {
final int ROWS = 5;
final int COLS = 5;
final Label[][] labels = new Label[ROWS][COLS];
VerticalLayout mainLayout = new VerticalLayout();
HorizontalLayout horLayout = new HorizontalLayout();
gridLayout = new GridLayout(ROWS, COLS);
gridLayout.setHideEmptyRowsAndColumns(true);
gridLayout2 = new GridLayout(4, 4);
gridLayout2.setHideEmptyRowsAndColumns(true);
for (int i = 0; i < 5; i++) {
for (int j = 0; j < 5; j++) {
Label label = new Label("Slot " + i + " " + j);
labels[i][j] = label;
gridLayout.addComponent(label);
if (!(i == 2 || j == 2)) {
Label label2 = new Label("Slot " + i + " " + j);
gridLayout2.addComponent(label2);
}
}
}
setContent(mainLayout);
gridLayout.setHeight("500px");
gridLayout.setWidth("500px");
gridLayout.setSpacing(true);
addComponent(gridLayout);
addComponent(gridLayout2);
mainLayout.addComponent(horLayout);
gridLayout2.setHeight("500px");
gridLayout2.setWidth("500px");
gridLayout2.setSpacing(true);
horLayout.addComponent(gridLayout);
horLayout.addComponent(gridLayout2);
mainLayout.addComponent(new Button(
"Hide/show both middle Column and row",
new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
for (int i = 0; i < ROWS; i++) {
for (int j = 0; j < COLS; j++) {
if (j == 2 || i == 2) {
if (labels[i][j].isVisible()) {
labels[i][j].setVisible(false);
} else {
labels[i][j].setVisible(true);
}
}
}
}
}
}));
mainLayout.addComponent(new Button("Hide/show middle Column",
new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
for (int i = 0; i < ROWS; i++) {
if (labels[i][2].isVisible()) {
labels[i][2].setVisible(false);
} else {
labels[i][2].setVisible(true);
}
}
}
}));
mainLayout.addComponent(new Button("Hide/show middle Row",
new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
for (int j = 0; j < COLS; j++) {
if (labels[2][j].isVisible()) {
labels[2][j].setVisible(false);
} else {
labels[2][j].setVisible(true);
}
}
}
}));
mainLayout.addComponent(new Button("Hide Random button",
new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
// TODO Auto-generated method stub
Random rand = new Random();
int i = rand.nextInt(ROWS);
int j = rand.nextInt(COLS);
if (labels[i][j].isVisible()) {
labels[i][j].setVisible(false);
} else {
labels[i][j].setVisible(true);
}
}
}));
}
@Override
protected Integer getTicketNumber() {
return 8855;
}
/*
* (non-Javadoc)
*
* @see com.vaadin.tests.components.AbstractTestUI#getTestDescription()
*/
@Override
protected String getTestDescription() {
return "Changing the number of visible fields a GridLayout with spacing should not cause additional empty space on the place of invisible fields";
}
}
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