Example usage for java.awt BorderLayout getConstraints

Introduction

In this page you can find the example usage for java.awt BorderLayout getConstraints.

Prototype

public Object getConstraints(Component comp) 

Source Link

Document

Gets the constraints for the specified component

Usage

From source file:Main.java

public Main() {

    JButton btn1 = new JButton("Button1");
    JButton btn2 = new JButton("Button2");
    JButton btn3 = new JButton("Button3");
    JButton btn4 = new JButton("Button4");
    JButton btn5 = new JButton("Button5");
    JButton btn6 = new JButton("Button6");

    BorderLayout borderLayout = new BorderLayout(20, 30);

    setLayout(borderLayout);/*from   w w  w .  j av  a  2  s .  c  om*/

    add("North", btn1);
    add("West", btn2);
    add("Center", btn3);
    add("Center", btn4);
    add("South", btn5);
    add("East", btn6);

    System.out.println(borderLayout.getConstraints(btn1));
}

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From source file:org.eclipse.wb.tests.designer.core.model.association.InvocationSecondaryAssociationTest.java

public void test_0() throws Exception {
    setFileContentSrc("test/AFrame.java",
            getTestSource("public class AFrame extends JFrame {",
                    "  protected void addGB(Container parent, Component child, String constraints) {",
                    "    parent.add(child, constraints);", "  }", "}"));
    setFileContentSrc("test/AFrame.wbp-component.xml", getSourceDQ("<?xml version='1.0' encoding='UTF-8'?>",
            "<component xmlns='http://www.eclipse.org/wb/WBPComponent'>", "  <methods>",
            "    <method name='addGB'>", "      <parameter type='java.awt.Container' parent2='true'/>",
            "      <parameter type='java.awt.Component' child2='true'/>",
            "      <parameter type='java.lang.String'/>", "    </method>", "  </methods>", "</component>"));
    waitForAutoBuild();//from w  w w .  j a  v a2 s  . c  om
    //
    ContainerInfo frame = parseContainer("public class Test extends AFrame {", "  public Test() {",
            "    addGB(getContentPane(), new JButton('north'), BorderLayout.NORTH);",
            "    addGB(getContentPane(), new JButton('west'), BorderLayout.WEST);", "  }", "}");
    frame.refresh();
    // prepare contentPane with BorderLayout
    assertEquals(1, frame.getChildrenComponents().size());
    ContainerInfo contentPane = (ContainerInfo) frame.getChildrenComponents().get(0);
    BorderLayout borderLayout = (BorderLayout) contentPane.getContainer().getLayout();
    // check children of contentPane
    assertEquals(2, contentPane.getChildrenComponents().size());
    {
        Container container = contentPane.getContainer();
        Component[] components = container.getComponents();
        assertEquals(2, components.length);
    }
    // check "button north"
    {
        ComponentInfo button = contentPane.getChildrenComponents().get(0);
        assertSame(BorderLayout.NORTH, borderLayout.getConstraints(button.getComponent()));
    }
    // check "button west"
    {
        ComponentInfo button = contentPane.getChildrenComponents().get(1);
        assertSame(BorderLayout.WEST, borderLayout.getConstraints(button.getComponent()));
    }
    // check association for "button"
    {
        ComponentInfo button = contentPane.getChildrenComponents().get(0);
        InvocationSecondaryAssociation association = (InvocationSecondaryAssociation) button.getAssociation();
        assertEquals("addGB(getContentPane(), new JButton(\"north\"), BorderLayout.NORTH)",
                association.getSource());
        assertEquals("addGB(getContentPane(), new JButton(\"north\"), BorderLayout.NORTH);",
                m_lastEditor.getSource(association.getStatement()));
        // can not be moved
        try {
            association.move(null);
            fail();
        } catch (NotImplementedException e) {
        }
        // can not be reparented
        try {
            association.setParent(null);
            fail();
        } catch (NotImplementedException e) {
        }
    }
}

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