| /* |
| * Copyright (c) 2006, 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| import java.awt.*; |
| import java.awt.event.*; |
| |
| /* |
| * @test |
| * @key headful |
| * @summary Have different components having different preferred sizes |
| * added to a grid layout. Change the rows and columns of the |
| * grid layout and check the components are re-laid out. |
| * The strategy followed is to calculate the component location |
| * depending on the preferred sizes and gaps and click the cornors |
| * of the components to check if events are triggered |
| * @library ../../../../lib/testlibrary/ |
| * @run main ChangeGridSize |
| * @run main ChangeGridSize -hg 20 -vg 20 |
| */ |
| |
| public class ChangeGridSize { |
| |
| private int width = 300; |
| private int height = 200; |
| private final int hGap, vGap; |
| private final int rows = 3; |
| private final int columns = 2; |
| private final int componentCount = 6; |
| |
| private Button[] buttons; |
| private Frame frame; |
| |
| private Robot robot; |
| private GridLayout layout; |
| |
| private volatile boolean actionPerformed = false; |
| |
| public ChangeGridSize(int hGap, int vGap) throws Exception { |
| this.hGap = hGap; |
| this.vGap = vGap; |
| robot = new Robot(); |
| EventQueue.invokeAndWait( () -> { |
| frame = new Frame("Test frame"); |
| frame.setSize(width, height); |
| layout = new GridLayout(rows + 3, columns - 1, hGap, vGap); |
| frame.setLayout(layout); |
| |
| buttons = new Button[componentCount]; |
| for (int i = 0; i < componentCount; i++) { |
| buttons[i] = new Button("Button" + i); |
| frame.add(buttons[i]); |
| buttons[i].addActionListener( (event) -> { actionPerformed = true; }); |
| } |
| frame.setVisible(true); |
| }); |
| } |
| |
| public static void main(String[] args) throws Exception { |
| int hGap = 0; |
| int vGap = 0; |
| for (int i = 0; i < args.length; i++) { |
| switch (args[i]) { |
| case "-hg": |
| hGap = Integer.parseInt(args[++i]); |
| break; |
| case "-vg": |
| vGap = Integer.parseInt(args[++i]); |
| break; |
| } |
| } |
| new ChangeGridSize(hGap, vGap).doTest(); |
| } |
| |
| private void resizeFrame() throws Exception { |
| EventQueue.invokeAndWait(() -> { |
| Insets insets = frame.getInsets(); |
| double dH = (height-insets.top-insets.bottom - vGap*(rows-1)) % rows; |
| double dW = (width-insets.left-insets.right - hGap*(columns-1)) % columns; |
| height -= dH; |
| width -= dW; |
| frame.setSize(width, height); |
| frame.revalidate(); |
| }); |
| robot.waitForIdle(); |
| } |
| |
| private void changeGridSize() throws Exception { |
| EventQueue.invokeAndWait(() -> { |
| layout.setRows(rows); |
| layout.setColumns(columns); |
| |
| frame.revalidate(); |
| }); |
| robot.waitForIdle(); |
| } |
| |
| public void testBoundaries(int topLeftX, int topLeftY, int bottomRightX, int bottomRightY) throws Exception { |
| |
| actionPerformed = false; |
| robot.mouseMove(topLeftX, topLeftY); |
| robot.delay(500); |
| robot.mousePress(InputEvent.BUTTON1_DOWN_MASK); |
| robot.delay(500); |
| robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK); |
| robot.delay(3000); |
| |
| if (!actionPerformed) { |
| frame.dispose(); |
| throw new RuntimeException("Clicking on the left top of button did not trigger action event"); |
| } |
| |
| actionPerformed = false; |
| robot.mouseMove(bottomRightX, bottomRightY); |
| robot.delay(500); |
| robot.mousePress(InputEvent.BUTTON1_DOWN_MASK); |
| robot.delay(500); |
| robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK); |
| robot.delay(3000); |
| |
| if (!actionPerformed) { |
| frame.dispose(); |
| throw new RuntimeException("Clicking on the bottom right of button did not trigger action event"); |
| } |
| } |
| |
| private void doTest() throws Exception { |
| robot.waitForIdle(); |
| changeGridSize(); |
| resizeFrame(); |
| |
| int availableWidth = width - frame.getInsets().left - |
| frame.getInsets().right; |
| int componentWidth = (availableWidth + hGap) / columns - hGap; |
| int availableHeight = height - frame.getInsets().top - |
| frame.getInsets().bottom; |
| int componentHeight = (availableHeight + vGap) / rows - vGap; |
| |
| for (int i = 0; i < buttons.length; i++) { |
| if (buttons[i].getSize().width != componentWidth || |
| buttons[i].getSize().height != componentHeight) { |
| frame.dispose(); |
| throw new RuntimeException( |
| "FAIL: Button " + i + " not of proper size" + |
| "Expected: " + componentWidth + "*" + componentHeight + |
| "Actual: " + buttons[i].getSize().width + "*" + buttons[i].getSize().height); |
| } |
| } |
| |
| // Components are visible. They should trigger events. |
| // Now you can check for the actual size shown. |
| int currentRow = 1; |
| int currentColumn = 0; |
| for (int i = 0; i < buttons.length; i++) { |
| currentColumn++; |
| if (currentColumn > columns) { |
| currentColumn = 1; |
| currentRow++; |
| } |
| |
| int topPosX = frame.getLocationOnScreen().x + |
| frame.getInsets().left + |
| (currentColumn - 1) * (componentWidth + hGap); |
| int topPosY = frame.getLocationOnScreen().y + |
| frame.getInsets().top + |
| (currentRow - 1) * (componentHeight + vGap); |
| |
| int bottomPosX = topPosX + componentWidth - 1; |
| int bottomPosY = topPosY + componentHeight - 1; |
| testBoundaries(topPosX, topPosY, bottomPosX, bottomPosY); |
| } |
| |
| frame.dispose(); |
| } |
| } |