/*
* Copyright 2000-2009 JetBrains s.r.o.
*
* 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.intellij.uiDesigner.core;
import com.intellij.uiDesigner.compiler.GridBagConverter;
import junit.framework.TestCase;
import javax.swing.*;
import java.awt.*;
/**
* @author yole
*/
public class GridBagConverterTest extends TestCase {
/**
* button 1
* <empty>
* button 2
*/
public void testLayout2() {
final GridBagLayout layoutManager = new GridBagLayout();
final JPanel panel = new JPanel(layoutManager);
final JButton button1 = new JButton();
button1.setMinimumSize(new Dimension(9, 7));
button1.setPreferredSize(new Dimension(50, 10));
final JButton button2 = new JButton();
button2.setMinimumSize(new Dimension(15, 6));
button2.setPreferredSize(new Dimension(50, 10));
GridBagConverter converter = new GridBagConverter();
final GridConstraints button1Constraints = new GridConstraints(0, 0, 1, 1, GridConstraints.ANCHOR_CENTER, GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_CAN_SHRINK,
null, null, null, 0);
converter.addComponent(button1, button1Constraints);
final GridConstraints button2Constraints = new GridConstraints(2, 0, 1, 1, GridConstraints.ANCHOR_CENTER, GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_CAN_GROW | GridConstraints.SIZEPOLICY_CAN_SHRINK,
GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0);
converter.addComponent(button2, button2Constraints);
applyConversionResults(panel, converter);
assertEquals(20, panel.getPreferredSize().height);
assertEquals(50, panel.getPreferredSize().width);
assertEquals(17, panel.getMinimumSize().height);
assertEquals(50, panel.getMinimumSize().width);
panel.setSize(new Dimension(500, 100));
panel.doLayout();
assertEquals(50, button1.getHeight());
assertEquals(50, button2.getHeight());
}
public void testLayout2ByConstraints() {
final GridBagLayout layoutManager = new GridBagLayout();
final JPanel panel = new JPanel(layoutManager);
final JButton button1 = new JButton();
final JButton button2 = new JButton();
GridBagConverter converter = new GridBagConverter();
final GridConstraints button1Constraints = new GridConstraints(0, 0, 1, 1, GridConstraints.ANCHOR_CENTER, GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_CAN_GROW,
GridConstraints.SIZEPOLICY_CAN_SHRINK,
new Dimension(9, 7), new Dimension(50, 10), null, 0);
converter.addComponent(button1, button1Constraints);
final GridConstraints button2Constraints = new GridConstraints(2, 0, 1, 1, GridConstraints.ANCHOR_CENTER, GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_CAN_GROW | GridConstraints.SIZEPOLICY_CAN_SHRINK,
GridConstraints.SIZEPOLICY_FIXED,
new Dimension(15, 6), new Dimension(50, 10), null, 0);
converter.addComponent(button2, button2Constraints);
applyConversionResults(panel, converter);
assertEquals(20, panel.getPreferredSize().height);
assertEquals(50, panel.getPreferredSize().width);
assertEquals(17, panel.getMinimumSize().height);
assertEquals(50, panel.getMinimumSize().width);
panel.setSize(new Dimension(500, 100));
panel.doLayout();
assertEquals(50, button1.getHeight());
assertEquals(50, button2.getHeight());
}
public void testLayout3() {
final JPanel panel = new JPanel(new GridBagLayout());
final JButton button1 = new JButton();
button1.setPreferredSize(new Dimension(100,20));
final JButton button2 = new JButton();
button2.setPreferredSize(new Dimension(100,100));
GridBagConverter converter = new GridBagConverter();
converter.addComponent(button1, new GridConstraints(0,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(button2, new GridConstraints(1,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
applyConversionResults(panel, converter);
final Dimension preferredSize = panel.getPreferredSize();
assertEquals(120, preferredSize.height);
}
public void testLayout4() {
final JPanel panel = new JPanel(new GridBagLayout());
// button 1 button 3
// button 2 button 3
final JButton button1 = new JButton();
button1.setPreferredSize(new Dimension(100,10));
final JButton button2 = new JButton();
button2.setPreferredSize(new Dimension(100,10));
final JButton button3 = new JButton();
button3.setPreferredSize(new Dimension(100,200));
GridBagConverter converter = new GridBagConverter();
converter.addComponent(button1, new GridConstraints(0,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_WANT_GROW + GridConstraints.SIZEPOLICY_CAN_SHRINK, null, null, null,
0));
converter.addComponent(button2, new GridConstraints(1,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_WANT_GROW + GridConstraints.SIZEPOLICY_CAN_SHRINK, null, null, null,
0));
converter.addComponent(button3, new GridConstraints(0,1,2,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_WANT_GROW + GridConstraints.SIZEPOLICY_CAN_SHRINK, null, null, null,
0));
applyConversionResults(panel, converter);
final Dimension preferredSize = panel.getPreferredSize();
assertEquals(200, preferredSize.height);
}
/* TODO[yole]: this layout does not work as expected at runtime
public void testLayout5_1() {
final JPanel panel = new JPanel(new GridBagLayout());
// label textfield(span 2)
// textfield(span 2)
final JTextField label = new JTextField();
label.setPreferredSize(new Dimension(10,30));
final JTextField field1 = new JTextField();
field1.setPreferredSize(new Dimension(100,30));
final JTextField field2 = new JTextField();
field2.setPreferredSize(new Dimension(100,30));
GridBagConverter converter = new GridBagConverter();
converter.addComponent(label, new GridConstraints(0,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_FIXED, GridConstraints.SIZEPOLICY_FIXED, new Dimension(0,0), null, null));
converter.addComponent(field1, new GridConstraints(0,1,1,2,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_FIXED, new Dimension(0,0), null, null));
converter.addComponent(field2, new GridConstraints(1,0,1,2,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_FIXED, new Dimension(0,0), null, null));
applyConversionResults(panel, converter);
final Dimension preferredSize = panel.getPreferredSize();
assertEquals(110, preferredSize.width);
assertEquals(60, preferredSize.height);
}
*/
public void testLayout7() {
final JPanel panel = new JPanel(new GridBagLayout());
final JLabel label = new JLabel();
label.setPreferredSize(new Dimension(50,10));
final JTextField field = new JTextField();
field.setPreferredSize(new Dimension(100,10));
final JTextField scroll = new JTextField();
scroll.setPreferredSize(new Dimension(503, 10));
GridBagConverter converter = new GridBagConverter();
converter.addComponent(label, new GridConstraints(0,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_FIXED, GridConstraints.SIZEPOLICY_FIXED, new Dimension(0,0), null, null, 0));
converter.addComponent(field, new GridConstraints(0,1,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_FIXED, new Dimension(0,0), null, null, 0));
converter.addComponent(scroll, new GridConstraints(1,0,1,2,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_FIXED, new Dimension(0,0), null, null, 0));
applyConversionResults(panel, converter);
assertEquals(503, panel.getMinimumSize().width);
assertEquals(503, panel.getPreferredSize().width);
panel.setSize(503, 100);
panel.doLayout();
assertEquals(50, label.getWidth());
assertEquals(453, field.getWidth());
}
public void testLayout8() {
final JPanel panel = new JPanel(new GridBagLayout());
final JLabel label1 = new JLabel();
label1.setMinimumSize(new Dimension(10,10));
label1.setPreferredSize(new Dimension(100,10));
final JLabel label2 = new JLabel();
label2.setMinimumSize(new Dimension(10,10));
label2.setPreferredSize(new Dimension(100,10));
GridBagConverter converter = new GridBagConverter();
converter.addComponent(label1, new GridConstraints(0,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_CAN_SHRINK + GridConstraints.SIZEPOLICY_CAN_GROW,
GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(label2, new GridConstraints(0,1,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_CAN_SHRINK,
GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(new JLabel(), new GridConstraints(1,0,1,2,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_CAN_SHRINK + GridConstraints.SIZEPOLICY_CAN_GROW + GridConstraints.SIZEPOLICY_WANT_GROW,
GridConstraints.SIZEPOLICY_FIXED, null, new Dimension(150, -1), null, 0));
applyConversionResults(panel, converter);
assertEquals(20, panel.getMinimumSize().width);
assertEquals(200, panel.getPreferredSize().width);
// minimum
panel.setSize(20, 100);
panel.doLayout();
assertEquals(10, label1.getWidth());
assertEquals(10, label2.getWidth());
// between min and pref
/* TODO[yole]: GridBag honors weights in this situation, and GridLayout distributes evenly
panel.setSize(76, 100);
panel.doLayout();
assertEquals(38, label1.getWidth());
assertEquals(38, label2.getWidth());
*/
// pref-1
/* TODO[yole]: investigate
panel.setSize(199, 100);
panel.doLayout();
assertEquals(100, label1.getWidth());
assertEquals(99, label2.getWidth());
*/
// pref
panel.setSize(200, 100);
panel.doLayout();
assertEquals(100, label1.getWidth());
assertEquals(100, label2.getWidth());
// pref+1
panel.setSize(201, 100);
panel.doLayout();
assertEquals(101, label1.getWidth());
assertEquals(100, label2.getWidth());
// pref + few
panel.setSize(205, 100);
panel.doLayout();
assertEquals(105, label1.getWidth());
assertEquals(100, label2.getWidth());
}
public void testPrefSize1() {
final JPanel panel = new JPanel(new GridBagLayout());
final JTextField field1 = new JTextField();
field1.setMinimumSize(new Dimension(110,10));
field1.setPreferredSize(new Dimension(120,10));
final JTextField field2 = new JTextField();
field2.setMinimumSize(new Dimension(215,10));
field2.setPreferredSize(new Dimension(225,10));
GridBagConverter converter = new GridBagConverter();
converter.addComponent(field1, new GridConstraints(0,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_CAN_SHRINK | GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(field2, new GridConstraints(0,1,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_CAN_SHRINK | GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
applyConversionResults(panel, converter);
final Dimension preferredSize = panel.getPreferredSize();
assertEquals(345, preferredSize.width);
final Dimension minSize = panel.getMinimumSize();
assertEquals(325, minSize.width);
panel.setSize(preferredSize.width, preferredSize.height);
panel.doLayout();
assertEquals(120, field1.getWidth());
assertEquals(225, field2.getWidth());
panel.setSize(400, panel.getWidth());
panel.invalidate(); // to invalidate layout
panel.doLayout();
}
/* TODO[yole]: this relies on strange myMinCellSize logic
public void testPrefSize2() {
final JPanel panel = new JPanel(new GridBagLayout());
final JTextField field1 = new JTextField();
field1.setPreferredSize(new Dimension(100,10));
final JTextField field2 = new JTextField();
field2.setPreferredSize(new Dimension(200,10));
GridBagConverter converter = new GridBagConverter();
converter.addComponent(field1, new GridConstraints(0,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_CAN_SHRINK | GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null));
converter.addComponent(field2, new GridConstraints(0,1,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_CAN_SHRINK | GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null));
applyConversionResults(panel, converter);
final Dimension preferredSize = panel.getPreferredSize();
assertEquals(300 + 20, preferredSize.width);
panel.setSize(preferredSize.width, preferredSize.height);
panel.doLayout();
assertEquals(100, field1.getWidth());
assertEquals(200, field2.getWidth());
panel.setSize(270, preferredSize.height);
panel.doLayout(); // should not fail
}
*/
/**
* button(can grow) | text field (want grow)
* text field (want grow, span 2)
*/
public void testSpans1() {
final JPanel panel = new JPanel(new GridBagLayout());
final JButton button = new JButton();
button.setPreferredSize(new Dimension(50, 10));
final JTextField field1 = new JTextField();
field1.setPreferredSize(new Dimension(50, 10));
final JTextField field2 = new JTextField();
GridBagConverter converter = new GridBagConverter();
converter.addComponent(button, new GridConstraints(0,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(field1, new GridConstraints(0,1,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(field2, new GridConstraints(1,0,1,2,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
applyConversionResults(panel, converter);
final Dimension preferredSize = panel.getPreferredSize();
assertEquals(100, preferredSize.width);
panel.setSize(new Dimension(500, 100));
panel.doLayout();
assertEquals(500, field2.getWidth());
assertEquals(50, button.getWidth());
assertEquals(450, field1.getWidth());
}
/**
* button(can grow) | text field (can grow)
* text field (want grow, span 2)
*/
public void testSpans2() {
final JPanel panel = new JPanel(new GridBagLayout());
final JButton button = new JButton();
button.setPreferredSize(new Dimension(50, 10));
final JTextField field1 = new JTextField();
field1.setPreferredSize(new Dimension(50, 10));
final JTextField field2 = new JTextField();
GridBagConverter converter = new GridBagConverter();
converter.addComponent(button, new GridConstraints(0,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(field1, new GridConstraints(0,1,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(field2, new GridConstraints(1,0,1,2,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
applyConversionResults(panel, converter);
final Dimension preferredSize = panel.getPreferredSize();
assertEquals(100, preferredSize.width);
panel.setSize(new Dimension(500, 100));
panel.doLayout();
assertEquals(500, field2.getWidth());
assertEquals(250, button.getWidth());
assertEquals(250, field1.getWidth());
}
/**
* button(can grow) | text field (want grow, span 2)
*/
public void testSpans3() {
final JPanel panel = new JPanel(new GridBagLayout());
final JButton button = new JButton();
button.setPreferredSize(new Dimension(50, 10));
final JTextField field1 = new JTextField();
field1.setPreferredSize(new Dimension(110, 10));
GridBagConverter converter = new GridBagConverter();
converter.addComponent(button, new GridConstraints(0,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(field1, new GridConstraints(0,1,1,2,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
applyConversionResults(panel, converter);
final Dimension preferredSize = panel.getPreferredSize();
assertEquals(160, preferredSize.width);
panel.setSize(new Dimension(500, 100));
panel.doLayout();
assertEquals(50, button.getWidth());
assertEquals(450, field1.getWidth());
}
/**
* button (can grow, span 2 ) | text field 1 (span 1)
* text field 2 (want grow, span 2) | empty
*/
public void testSpans4() {
final JPanel panel = new JPanel(new GridBagLayout());
final JButton button = new JButton();
button.setPreferredSize(new Dimension(50, 10));
final JTextField field1 = new JTextField();
field1.setPreferredSize(new Dimension(110, 10));
final JTextField field2 = new JTextField();
field2.setPreferredSize(new Dimension(110, 10));
GridBagConverter converter = new GridBagConverter();
converter.addComponent(button, new GridConstraints(0,0,1,2,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(field1, new GridConstraints(0,2,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(field2, new GridConstraints(1,0,1,2,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
applyConversionResults(panel, converter);
final Dimension preferredSize = panel.getPreferredSize();
assertEquals(220, preferredSize.width);
panel.setSize(new Dimension(500, 100));
panel.doLayout();
assertEquals(250, button.getWidth());
assertEquals(250, field1.getWidth());
assertEquals(250, field2.getWidth());
}
/**
* label | label
* text area (span 2)
*/
public void testTextAreas1() {
final JPanel panel = new JPanel(new GridBagLayout());
final JLabel label1 = new JLabel();
label1.setPreferredSize(new Dimension(15,20));
final JLabel label2 = new JLabel();
label2.setPreferredSize(new Dimension(15,20));
final JTextArea textArea = new JTextArea();
textArea.setLineWrap(true);
GridBagConverter converter = new GridBagConverter();
converter.addComponent(label1, new GridConstraints(0,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_FIXED, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(label2, new GridConstraints(0,1,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_FIXED, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(textArea, new GridConstraints(1,0,1,2,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_CAN_SHRINK | GridConstraints.SIZEPOLICY_CAN_GROW,
GridConstraints.SIZEPOLICY_CAN_SHRINK | GridConstraints.SIZEPOLICY_CAN_GROW, null, null, null, 0));
applyConversionResults(panel, converter);
assertEquals(100, textArea.getPreferredSize().width);
final Dimension initialPreferredSize = panel.getPreferredSize();
assertEquals(new Dimension(100,20 + textArea.getPreferredSize().height), initialPreferredSize);
panel.setSize(initialPreferredSize);
panel.invalidate();
panel.doLayout();
assertEquals(initialPreferredSize, panel.getPreferredSize());
}
/**
* textfield1 | textfield2
* textfield3 (span 2)
*
* important: hspan should be greater than 0
*/
public void testTextAreas2() {
final JPanel panel = new JPanel(/*new GridLayoutManager(2,2, new Insets(0,0,0,0), 11, 0)*/ new GridBagLayout());
final JTextField field1 = new JTextField();
field1.setPreferredSize(new Dimension(15,20));
final JTextField field2 = new JTextField();
field2.setPreferredSize(new Dimension(15,20));
final JTextField field3 = new JTextField();
field3.setPreferredSize(new Dimension(100,20));
GridBagConverter converter = new GridBagConverter();
converter.addComponent(field1, new GridConstraints(0,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(field2, new GridConstraints(0,1,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(field3, new GridConstraints(1,0,1,2,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
applyConversionResults(panel, converter);
assertEquals(100, panel.getPreferredSize().width);
}
public void testGaps1() {
final JPanel panel = new JPanel(new GridBagLayout());
final JTextField field1 = new JTextField();
field1.setPreferredSize(new Dimension(100,20));
final JTextField field2 = new JTextField();
field2.setPreferredSize(new Dimension(100,20));
GridBagConverter converter = new GridBagConverter(new Insets(0, 0, 0, 0), 10, 0, false, false);
converter.addComponent(field1, new GridConstraints(0,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(field2, new GridConstraints(0,1,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
applyConversionResults(panel, converter);
final Dimension preferredSize = panel.getPreferredSize();
assertEquals(210, preferredSize.width);
}
/**
* field (span 2) | field (span 1)
*/
public void testGaps2() {
final JPanel panel = new JPanel(new GridBagLayout());
final JTextField field1 = new JTextField();
field1.setPreferredSize(new Dimension(100,20));
final JTextField field2 = new JTextField();
field2.setPreferredSize(new Dimension(100,20));
GridBagConverter converter = new GridBagConverter(new Insets(0, 0, 0, 0), 7, 0, false, false);
converter.addComponent(field1, new GridConstraints(0,0,1,2,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(field2, new GridConstraints(0,2,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
applyConversionResults(panel, converter);
final Dimension preferredSize = panel.getPreferredSize();
assertEquals(207, preferredSize.width);
panel.setSize(panel.getPreferredSize());
panel.doLayout();
assertEquals(new Rectangle(0,0,100,20), field1.getBounds());
assertEquals(new Rectangle(107,0,100,20), field2.getBounds());
}
/**
*
* btn1 | btn2 | btn4
* btn3 (span 2) |
*/
public void testGaps3() {
final JPanel panel = new JPanel(new GridBagLayout());
final JButton btn1 = new JButton();
btn1.setPreferredSize(new Dimension(100,20));
final JButton btn2 = new JButton();
btn2.setPreferredSize(new Dimension(100,20));
final JButton btn3 = new JButton();
btn3.setPreferredSize(new Dimension(100,20));
final JButton btn4 = new JButton();
btn4.setPreferredSize(new Dimension(100,20));
GridBagConverter converter = new GridBagConverter(new Insets(0, 0, 0, 0), 7, 0, false, false);
converter.addComponent(btn1, new GridConstraints(0,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(btn2, new GridConstraints(0,1,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(btn3, new GridConstraints(1,0,1,2,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(btn4, new GridConstraints(0,2,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
applyConversionResults(panel, converter);
final Dimension preferredSize = panel.getPreferredSize();
assertEquals(314, preferredSize.width);
panel.setSize(panel.getPreferredSize());
panel.doLayout();
}
/**
*
* btn1 | btn2 | btn4
* btn3 (span 2) |
*/
public void testGaps3a() {
final JPanel panel = new JPanel(new GridBagLayout());
final JButton btn1 = new JButton();
btn1.setPreferredSize(new Dimension(100,20));
final JButton btn2 = new JButton();
btn2.setPreferredSize(new Dimension(100,20));
final JButton btn3 = new JButton();
btn3.setPreferredSize(new Dimension(100,20));
final JButton btn4 = new JButton();
btn4.setPreferredSize(new Dimension(100,20));
GridBagConverter converter = new GridBagConverter(new Insets(0, 0, 0, 0), 1000, 0, false, false);
converter.addComponent(btn1, new GridConstraints(0,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(btn2, new GridConstraints(0,1,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(btn3, new GridConstraints(1,0,1,2,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(btn4, new GridConstraints(0,2,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
applyConversionResults(panel, converter);
final Dimension preferredSize = panel.getPreferredSize();
assertEquals(2300, preferredSize.width);
panel.setSize(panel.getPreferredSize());
panel.doLayout();
}
/**
*
* btn1 | btn2
* btn3 (span 2)
*/
public void testGaps3b() {
final JPanel panel = new JPanel(new GridBagLayout());
final JButton btn1 = new JButton();
btn1.setPreferredSize(new Dimension(100,20));
final JButton btn2 = new JButton();
btn2.setPreferredSize(new Dimension(100,20));
final JButton btn3 = new JButton();
btn3.setPreferredSize(new Dimension(100,20));
GridBagConverter converter = new GridBagConverter(new Insets(0, 0, 0, 0), 1000, 0, false, false);
converter.addComponent(btn1, new GridConstraints(0,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(btn2, new GridConstraints(0,1,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(btn3, new GridConstraints(1,0,1,2,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
applyConversionResults(panel, converter);
final Dimension preferredSize = panel.getPreferredSize();
assertEquals(1200, preferredSize.width);
panel.setSize(panel.getPreferredSize());
panel.doLayout();
}
/**
* btn1
* -----
* empty
* ----
* btn2
*/
public void testGaps4() {
final JPanel panel = new JPanel(new GridBagLayout());
final JButton btn1 = new JButton();
btn1.setPreferredSize(new Dimension(100,20));
final JButton btn2 = new JButton();
btn2.setPreferredSize(new Dimension(100,20));
GridBagConverter converter = new GridBagConverter(new Insets(0, 0, 0, 0), 0, 7, false, false);
converter.addComponent(btn1, new GridConstraints(0,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(btn2, new GridConstraints(2,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
applyConversionResults(panel, converter);
final Dimension preferredSize = panel.getPreferredSize();
assertEquals(47, preferredSize.height);
panel.setSize(panel.getPreferredSize());
panel.doLayout();
}
// skipped GapsTest.test5 because its only difference from test4 is spacer usage
public void testGaps6() {
final JPanel panel = new JPanel(new GridBagLayout());
final JButton btn1 = new JButton();
btn1.setPreferredSize(new Dimension(100,20));
final JButton btn2 = new JButton();
btn2.setPreferredSize(new Dimension(100,20));
GridBagConverter converter = new GridBagConverter(new Insets(0, 0, 0, 0), 0, 500, false, false);
converter.addComponent(btn1, new GridConstraints(0,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(btn2, new GridConstraints(1,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_HORIZONTAL,
GridConstraints.SIZEPOLICY_CAN_GROW, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
applyConversionResults(panel, converter);
final Dimension preferredSize = panel.getPreferredSize();
assertEquals(540, preferredSize.height);
panel.setSize(panel.getPreferredSize());
panel.doLayout(); // should not crash
}
public void testEqualSizeCells1() {
final JPanel panel = new JPanel(new GridBagLayout());
final JTextField field1 = new JTextField();
field1.setMinimumSize(new Dimension(5,20));
field1.setPreferredSize(new Dimension(10,20));
final JTextField field2 = new JTextField();
field2.setMinimumSize(new Dimension(25,20));
field2.setPreferredSize(new Dimension(50,20));
final JTextField field3 = new JTextField();
field3.setMinimumSize(new Dimension(70,20));
field3.setPreferredSize(new Dimension(100,20));
GridBagConverter converter = new GridBagConverter(new Insets(0, 0, 0, 0), 7, 0, true, false);
converter.addComponent(field1, new GridConstraints(0,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_WANT_GROW | GridConstraints.SIZEPOLICY_CAN_SHRINK, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(field2, new GridConstraints(0,1,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_WANT_GROW | GridConstraints.SIZEPOLICY_CAN_SHRINK, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
converter.addComponent(field3, new GridConstraints(0,2,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_WANT_GROW | GridConstraints.SIZEPOLICY_CAN_SHRINK, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0));
applyConversionResults(panel, converter);
final Dimension minimumSize = panel.getMinimumSize();
assertEquals(70 + 7 + 70 + 7 + 70, minimumSize.width);
final Dimension preferredSize = panel.getPreferredSize();
assertEquals(100 + 7 + 100 + 7 + 100, preferredSize.width);
//
panel.setSize(panel.getPreferredSize());
panel.doLayout();
assertEquals(100, field1.getWidth());
assertEquals(100, field2.getWidth());
assertEquals(100, field3.getWidth());
//
panel.setSize(new Dimension(1000, 1000));
panel.doLayout();
assertEquals(329, field1.getWidth(), 1.0);
assertEquals(329, field2.getWidth(), 1.0);
assertEquals(328, field3.getWidth(), 1.0);
}
public void testEqualSizeCells2() {
final JPanel panel = new JPanel(new GridBagLayout());
final JTextField field1 = new JTextField();
field1.setMinimumSize(new Dimension(20, 5));
field1.setPreferredSize(new Dimension(20, 10));
final JTextField field2 = new JTextField();
field2.setMinimumSize(new Dimension(20, 25));
field2.setPreferredSize(new Dimension(20, 50));
final JTextField field3 = new JTextField();
field3.setMinimumSize(new Dimension(20, 70));
field3.setPreferredSize(new Dimension(20, 100));
GridBagConverter converter = new GridBagConverter(new Insets(0, 0, 0, 0), 0, 7, false, true);
converter.addComponent(field1, new GridConstraints(0,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_FIXED, GridConstraints.SIZEPOLICY_WANT_GROW | GridConstraints.SIZEPOLICY_CAN_SHRINK, null, null, null, 0));
converter.addComponent(field2, new GridConstraints(1,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_FIXED, GridConstraints.SIZEPOLICY_WANT_GROW | GridConstraints.SIZEPOLICY_CAN_SHRINK, null, null, null, 0));
converter.addComponent(field3, new GridConstraints(2,0,1,1,GridConstraints.ANCHOR_CENTER,GridConstraints.FILL_BOTH,
GridConstraints.SIZEPOLICY_FIXED, GridConstraints.SIZEPOLICY_WANT_GROW | GridConstraints.SIZEPOLICY_CAN_SHRINK, null, null, null, 0));
applyConversionResults(panel, converter);
final Dimension minimumSize = panel.getMinimumSize();
assertEquals(70 + 7 + 70 + 7 + 70, minimumSize.height);
final Dimension preferredSize = panel.getPreferredSize();
assertEquals(100 + 7 + 100 + 7 + 100, preferredSize.height);
panel.setSize(panel.getPreferredSize());
panel.doLayout();
assertEquals(100, field1.getHeight());
assertEquals(100, field2.getHeight());
assertEquals(100, field3.getHeight());
}
private static void applyConversionResults(final JPanel panel, final GridBagConverter converter) {
GridBagConverter.Result[] results = converter.convert();
for(int i=0; i<results.length; i++) {
GridBagConverter.Result result = results [i];
JComponent component = result.isFillerPanel ? new JPanel() : result.component;
if (result.minimumSize != null) {
component.setMinimumSize(result.minimumSize);
}
if (result.preferredSize != null) {
component.setPreferredSize(result.preferredSize);
}
panel.add(component, result.constraints);
}
}
}