java.awt.FocusTraversalPolicy#getComponentAfter

Source File: DefaultFocusManager.java From jdk8u-dev-jdk with GNU General Public License v2.0

6 votes

public Component getComponentAfter(Container aContainer,
                                   Component aComponent)
{
    Container root = (aContainer.isFocusCycleRoot())
        ? aContainer
        : aContainer.getFocusCycleRootAncestor();

    // Support for mixed 1.4/pre-1.4 focus APIs. If a particular root's
    // traversal policy is non-legacy, then honor it.
    if (root != null) {
        FocusTraversalPolicy policy = root.getFocusTraversalPolicy();
        if (policy != gluePolicy) {
            return policy.getComponentAfter(root, aComponent);
        }

        comparator.setComponentOrientation(root.getComponentOrientation());
        return layoutPolicy.getComponentAfter(root, aComponent);
    }

    return null;
}

Source File: DefaultFocusManager.java From TencentKona-8 with GNU General Public License v2.0

6 votes

public Component getComponentAfter(Container aContainer,
                                   Component aComponent)
{
    Container root = (aContainer.isFocusCycleRoot())
        ? aContainer
        : aContainer.getFocusCycleRootAncestor();

    // Support for mixed 1.4/pre-1.4 focus APIs. If a particular root's
    // traversal policy is non-legacy, then honor it.
    if (root != null) {
        FocusTraversalPolicy policy = root.getFocusTraversalPolicy();
        if (policy != gluePolicy) {
            return policy.getComponentAfter(root, aComponent);
        }

        comparator.setComponentOrientation(root.getComponentOrientation());
        return layoutPolicy.getComponentAfter(root, aComponent);
    }

    return null;
}

Source File: DefaultFocusManager.java From jdk8u60 with GNU General Public License v2.0

6 votes

public Component getComponentAfter(Container aContainer,
                                   Component aComponent)
{
    Container root = (aContainer.isFocusCycleRoot())
        ? aContainer
        : aContainer.getFocusCycleRootAncestor();

    // Support for mixed 1.4/pre-1.4 focus APIs. If a particular root's
    // traversal policy is non-legacy, then honor it.
    if (root != null) {
        FocusTraversalPolicy policy = root.getFocusTraversalPolicy();
        if (policy != gluePolicy) {
            return policy.getComponentAfter(root, aComponent);
        }

        comparator.setComponentOrientation(root.getComponentOrientation());
        return layoutPolicy.getComponentAfter(root, aComponent);
    }

    return null;
}

Source File: DefaultFocusManager.java From JDKSourceCode1.8 with MIT License

6 votes

public Component getComponentAfter(Container aContainer,
                                   Component aComponent)
{
    Container root = (aContainer.isFocusCycleRoot())
        ? aContainer
        : aContainer.getFocusCycleRootAncestor();

    // Support for mixed 1.4/pre-1.4 focus APIs. If a particular root's
    // traversal policy is non-legacy, then honor it.
    if (root != null) {
        FocusTraversalPolicy policy = root.getFocusTraversalPolicy();
        if (policy != gluePolicy) {
            return policy.getComponentAfter(root, aComponent);
        }

        comparator.setComponentOrientation(root.getComponentOrientation());
        return layoutPolicy.getComponentAfter(root, aComponent);
    }

    return null;
}

Source File: DefaultFocusManager.java From openjdk-jdk8u with GNU General Public License v2.0

6 votes

public Component getComponentAfter(Container aContainer,
                                   Component aComponent)
{
    Container root = (aContainer.isFocusCycleRoot())
        ? aContainer
        : aContainer.getFocusCycleRootAncestor();

    // Support for mixed 1.4/pre-1.4 focus APIs. If a particular root's
    // traversal policy is non-legacy, then honor it.
    if (root != null) {
        FocusTraversalPolicy policy = root.getFocusTraversalPolicy();
        if (policy != gluePolicy) {
            return policy.getComponentAfter(root, aComponent);
        }

        comparator.setComponentOrientation(root.getComponentOrientation());
        return layoutPolicy.getComponentAfter(root, aComponent);
    }

    return null;
}

Source File: DefaultFocusManager.java From jdk8u-jdk with GNU General Public License v2.0

6 votes

public Component getComponentAfter(Container aContainer,
                                   Component aComponent)
{
    Container root = (aContainer.isFocusCycleRoot())
        ? aContainer
        : aContainer.getFocusCycleRootAncestor();

    // Support for mixed 1.4/pre-1.4 focus APIs. If a particular root's
    // traversal policy is non-legacy, then honor it.
    if (root != null) {
        FocusTraversalPolicy policy = root.getFocusTraversalPolicy();
        if (policy != gluePolicy) {
            return policy.getComponentAfter(root, aComponent);
        }

        comparator.setComponentOrientation(root.getComponentOrientation());
        return layoutPolicy.getComponentAfter(root, aComponent);
    }

    return null;
}

Source File: CategoryList.java From netbeans with Apache License 2.0

6 votes

@Override
public void actionPerformed(ActionEvent e) {
    int selIndexBefore = getSelectedIndex();
    defaultAction.actionPerformed( e );
    int selIndexCurrent = getSelectedIndex();
    if( selIndexBefore != selIndexCurrent )
        return;
    
    if( focusNext && 0 == selIndexCurrent && getModel().getSize() > 1 && getModel().getSize() > getColumnCount() )
        return;
    
    KeyboardFocusManager kfm = KeyboardFocusManager.getCurrentKeyboardFocusManager();
    Container container = kfm.getCurrentFocusCycleRoot();
    FocusTraversalPolicy policy = container.getFocusTraversalPolicy();
    if( null == policy )
        policy = kfm.getDefaultFocusTraversalPolicy();
    Component next = focusNext ? policy.getComponentAfter( container, CategoryList.this )
                              : policy.getComponentBefore( container, CategoryList.this );
    if( null != next && next instanceof CategoryButton ) {
        clearSelection();
        next.requestFocus();
    }
}

Source File: DefaultFocusManager.java From openjdk-jdk8u-backup with GNU General Public License v2.0

6 votes

public Component getComponentAfter(Container aContainer,
                                   Component aComponent)
{
    Container root = (aContainer.isFocusCycleRoot())
        ? aContainer
        : aContainer.getFocusCycleRootAncestor();

    // Support for mixed 1.4/pre-1.4 focus APIs. If a particular root's
    // traversal policy is non-legacy, then honor it.
    if (root != null) {
        FocusTraversalPolicy policy = root.getFocusTraversalPolicy();
        if (policy != gluePolicy) {
            return policy.getComponentAfter(root, aComponent);
        }

        comparator.setComponentOrientation(root.getComponentOrientation());
        return layoutPolicy.getComponentAfter(root, aComponent);
    }

    return null;
}

Source File: DefaultFocusManager.java From jdk1.8-source-analysis with Apache License 2.0

6 votes

public Component getComponentAfter(Container aContainer,
                                   Component aComponent)
{
    Container root = (aContainer.isFocusCycleRoot())
        ? aContainer
        : aContainer.getFocusCycleRootAncestor();

    // Support for mixed 1.4/pre-1.4 focus APIs. If a particular root's
    // traversal policy is non-legacy, then honor it.
    if (root != null) {
        FocusTraversalPolicy policy = root.getFocusTraversalPolicy();
        if (policy != gluePolicy) {
            return policy.getComponentAfter(root, aComponent);
        }

        comparator.setComponentOrientation(root.getComponentOrientation());
        return layoutPolicy.getComponentAfter(root, aComponent);
    }

    return null;
}

Source File: DefaultFocusManager.java From jdk8u-jdk with GNU General Public License v2.0

6 votes

public Component getComponentAfter(Container aContainer,
                                   Component aComponent)
{
    Container root = (aContainer.isFocusCycleRoot())
        ? aContainer
        : aContainer.getFocusCycleRootAncestor();

    // Support for mixed 1.4/pre-1.4 focus APIs. If a particular root's
    // traversal policy is non-legacy, then honor it.
    if (root != null) {
        FocusTraversalPolicy policy = root.getFocusTraversalPolicy();
        if (policy != gluePolicy) {
            return policy.getComponentAfter(root, aComponent);
        }

        comparator.setComponentOrientation(root.getComponentOrientation());
        return layoutPolicy.getComponentAfter(root, aComponent);
    }

    return null;
}

Source File: DefaultFocusManager.java From Java8CN with Apache License 2.0

6 votes

public Component getComponentAfter(Container aContainer,
                                   Component aComponent)
{
    Container root = (aContainer.isFocusCycleRoot())
        ? aContainer
        : aContainer.getFocusCycleRootAncestor();

    // Support for mixed 1.4/pre-1.4 focus APIs. If a particular root's
    // traversal policy is non-legacy, then honor it.
    if (root != null) {
        FocusTraversalPolicy policy = root.getFocusTraversalPolicy();
        if (policy != gluePolicy) {
            return policy.getComponentAfter(root, aComponent);
        }

        comparator.setComponentOrientation(root.getComponentOrientation());
        return layoutPolicy.getComponentAfter(root, aComponent);
    }

    return null;
}

Source File: DefaultFocusManager.java From hottub with GNU General Public License v2.0

6 votes

public Component getComponentAfter(Container aContainer,
                                   Component aComponent)
{
    Container root = (aContainer.isFocusCycleRoot())
        ? aContainer
        : aContainer.getFocusCycleRootAncestor();

    // Support for mixed 1.4/pre-1.4 focus APIs. If a particular root's
    // traversal policy is non-legacy, then honor it.
    if (root != null) {
        FocusTraversalPolicy policy = root.getFocusTraversalPolicy();
        if (policy != gluePolicy) {
            return policy.getComponentAfter(root, aComponent);
        }

        comparator.setComponentOrientation(root.getComponentOrientation());
        return layoutPolicy.getComponentAfter(root, aComponent);
    }

    return null;
}

Source File: DefaultFocusManager.java From openjdk-8-source with GNU General Public License v2.0

6 votes

public Component getComponentAfter(Container aContainer,
                                   Component aComponent)
{
    Container root = (aContainer.isFocusCycleRoot())
        ? aContainer
        : aContainer.getFocusCycleRootAncestor();

    // Support for mixed 1.4/pre-1.4 focus APIs. If a particular root's
    // traversal policy is non-legacy, then honor it.
    if (root != null) {
        FocusTraversalPolicy policy = root.getFocusTraversalPolicy();
        if (policy != gluePolicy) {
            return policy.getComponentAfter(root, aComponent);
        }

        comparator.setComponentOrientation(root.getComponentOrientation());
        return layoutPolicy.getComponentAfter(root, aComponent);
    }

    return null;
}

Source File: DefaultFocusManager.java From openjdk-8 with GNU General Public License v2.0

6 votes

public Component getComponentAfter(Container aContainer,
                                   Component aComponent)
{
    Container root = (aContainer.isFocusCycleRoot())
        ? aContainer
        : aContainer.getFocusCycleRootAncestor();

    // Support for mixed 1.4/pre-1.4 focus APIs. If a particular root's
    // traversal policy is non-legacy, then honor it.
    if (root != null) {
        FocusTraversalPolicy policy = root.getFocusTraversalPolicy();
        if (policy != gluePolicy) {
            return policy.getComponentAfter(root, aComponent);
        }

        comparator.setComponentOrientation(root.getComponentOrientation());
        return layoutPolicy.getComponentAfter(root, aComponent);
    }

    return null;
}

Source File: CefClient.java From APICloud-Studio with GNU General Public License v3.0

5 votes

@Override
public void onTakeFocus(CefBrowser browser, boolean next) {
	if (browser == null) 
		return;
	
	browser.setFocus(false);
	Container parent = browser.getUIComponent().getParent();
	if (parent != null) {
		FocusTraversalPolicy policy = null;
		while (parent != null) {
			policy = parent.getFocusTraversalPolicy();
			if (policy != null)
				break;
			parent = parent.getParent();
		}
		if (policy != null) {
			Component nextComp = next ? policy.getComponentAfter(parent, browser.getUIComponent()) 
                                               : policy.getComponentBefore(parent, browser.getUIComponent());
			if (nextComp == null) {
				policy.getDefaultComponent(parent).requestFocus();
			} else {
				nextComp.requestFocus();
			}
		}
	}
	if (focusHandler_ != null)
		focusHandler_.onTakeFocus(browser, next);
}

Source File: FocusArrowListener.java From pumpernickel with MIT License

5 votes

/**
 * Returns a set of all the components that can have the keyboard focus.
 * <P>
 * My first implementation involved of this concept simply involved asking
 * JCompnonents if they were focusable, but in the
 * <code>FilledButtonTest</code> this resulted in shifting focus to the
 * ContentPane. Although it is technically focusable: if I used the tab key
 * I did <i>not</i> get this result. So I studied the inner workings for
 * Component.transferFocus() and ended up with a method that involved calls
 * to <code>getFocusCycleRootAncestor()</code>, and
 * <code>getFocusTraversalPolicy()</code>.
 * <P>
 * (Also credit goes to Werner for originally tipping me off towards looking
 * at FocusTraversalPolicies.)
 * 
 * @param currentFocusOwner
 *            the current focus owner.
 * @return all the JComponents that can receive the focus.
 */
public static Set<Component> getFocusableComponents(
		Component currentFocusOwner) {
	HashSet<Component> set = new HashSet<Component>();
	set.add(currentFocusOwner);

	Container rootAncestor = currentFocusOwner.getFocusCycleRootAncestor();
	Component comp = currentFocusOwner;
	while (rootAncestor != null
			&& !(rootAncestor.isShowing() && rootAncestor.isFocusable() && rootAncestor
					.isEnabled())) {
		comp = rootAncestor;
		rootAncestor = comp.getFocusCycleRootAncestor();
	}
	if (rootAncestor != null) {
		FocusTraversalPolicy policy = rootAncestor
				.getFocusTraversalPolicy();
		Component toFocus = policy.getComponentAfter(rootAncestor, comp);

		while (toFocus != null && set.contains(toFocus) == false) {
			set.add(toFocus);
			toFocus = policy.getComponentAfter(rootAncestor, toFocus);
		}

		toFocus = policy.getComponentBefore(rootAncestor, comp);

		while (toFocus != null && set.contains(toFocus) == false) {
			set.add(toFocus);
			toFocus = policy.getComponentBefore(rootAncestor, toFocus);
		}
	}
	return set;
}

Source File: FocusArrowListener.java From Pixelitor with GNU General Public License v3.0

5 votes

/**
 * Returns a set of all the components that
 * can have the keyboard focus.
 * <P>My first implementation involved of this concept
 * simply involved asking JCompnonents if they were
 * focusable, but in the <code>FilledButtonTest</code> this
 * resulted in shifting focus to the ContentPane.  Although
 * it is technically focusable: if I used the tab key
 * I did <i>not</i> get this result.  So I studied
 * the inner workings for Component.transferFocus()
 * and ended up with a method that involved
 * calls to <code>getFocusCycleRootAncestor()</code>,
 * and <code>getFocusTraversalPolicy()</code>.
 * <P>(Also credit goes to Werner for originally tipping me off
 * towards looking at FocusTraversalPolicies.)
 *
 * @param currentFocusOwner the current focus owner.
 * @return all the JComponents that can receive the focus.
 */
public static Set<Component> getFocusableComponents(Component currentFocusOwner) {
    Set<Component> set = new HashSet<>();
    set.add(currentFocusOwner);

    Container rootAncestor = currentFocusOwner.getFocusCycleRootAncestor();
    Component comp = currentFocusOwner;
    while (rootAncestor != null &&
            !(rootAncestor.isShowing() &&
                    rootAncestor.isFocusable() &&
                    rootAncestor.isEnabled())) {
        comp = rootAncestor;
        rootAncestor = comp.getFocusCycleRootAncestor();
    }
    if (rootAncestor != null) {
        FocusTraversalPolicy policy =
                rootAncestor.getFocusTraversalPolicy();
        Component toFocus = policy.getComponentAfter(rootAncestor, comp);

        while (toFocus != null && !set.contains(toFocus)) {
            set.add(toFocus);
            toFocus = policy.getComponentAfter(rootAncestor, toFocus);
        }

        toFocus = policy.getComponentBefore(rootAncestor, comp);

        while (toFocus != null && !set.contains(toFocus)) {
            set.add(toFocus);
            toFocus = policy.getComponentBefore(rootAncestor, toFocus);
        }
    }
    return set;
}

Source File: FocusArrowListener.java From PyramidShader with GNU General Public License v3.0

5 votes

/** Returns a set of all the components that
 * can have the keyboard focus.
 * <P>My first implementation involved of this concept
 * simply involved asking JCompnonents if they were
 * focusable, but in the <code>FilledButtonTest</code> this
 * resulted in shifting focus to the ContentPane.  Although
 * it is technically focusable: if I used the tab key
 * I did <i>not</i> get this result.  So I studied
 * the inner workings for Component.transferFocus()
 * and ended up with a method that involved
 * calls to <code>getFocusCycleRootAncestor()</code>,
 * and <code>getFocusTraversalPolicy()</code>.
 * <P>(Also credit goes to Werner for originally tipping me off
 * towards looking at FocusTraversalPolicies.)
 * @param currentFocusOwner the current focus owner.
 * @return all the JComponents that can receive the focus.
 */
public static Set<Component> getFocusableComponents(Component currentFocusOwner) {
	HashSet<Component> set = new HashSet<Component>();
	set.add(currentFocusOwner);

       Container rootAncestor = currentFocusOwner.getFocusCycleRootAncestor();
       Component comp = currentFocusOwner;
       while (rootAncestor != null && 
              !(rootAncestor.isShowing() && 
                rootAncestor.isFocusable() && 
                rootAncestor.isEnabled())) 
       {
           comp = rootAncestor;
           rootAncestor = comp.getFocusCycleRootAncestor();
       }
       if (rootAncestor != null) {
           FocusTraversalPolicy policy =
               rootAncestor.getFocusTraversalPolicy();
           Component toFocus = policy.getComponentAfter(rootAncestor, comp);
           
           while(toFocus!=null && set.contains(toFocus)==false) {
           	set.add(toFocus);
               toFocus = policy.getComponentAfter(rootAncestor, toFocus);
           }
           
           toFocus = policy.getComponentBefore(rootAncestor, comp);
           
           while(toFocus!=null && set.contains(toFocus)==false) {
           	set.add(toFocus);
               toFocus = policy.getComponentBefore(rootAncestor, toFocus);
           }
       }
	return set;
}

Source File: FormFocusTransversalPolicy.java From jdal with Apache License 2.0

4 votes

@Override
public Component getComponentAfter(Container container,
		Component component) {
	
	// Fix awt bug looking for ComboBoxEditor instead ComboBox
	// see http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6205817
	if (component.getParent() instanceof JComboBox)
			component = component.getParent();

	int index = components.indexOf(component);
	
	if (index == -1) { // not owner
		Container childContainer =  getTopmostProvider(container, component);
		if (childContainer == null)
			return getFirstComponent(container);
		
		FocusTraversalPolicy ftp = childContainer.getFocusTraversalPolicy();
		if (ftp != null && ftp != this) {
			Component next =  ftp.getComponentAfter(childContainer, component);
			if (next != ftp.getFirstComponent(container)) 
				return next;
			
			// child cycle
			do {
				index = components.indexOf(childContainer);
				childContainer = childContainer.getParent();
			} while (index == -1 || childContainer == null);
			
			if (index == -1) {
				log.warn("I can't figure what is the next component");
				return getFirstComponent(container);
			}
		}
	}
	
	index++;
	
	if (index < components.size() && index >= 0) {
		Component c = getComponent(index);
		if (c.isEnabled() && c.isFocusable()) 
			return c;
		else 
			return getComponentAfter(container, c);
	}
	
	return getFirstComponent(container);
}

Source File: ETable.java From netbeans with Apache License 2.0

4 votes

@Override
public void actionPerformed(ActionEvent e) {
    setFocusCycleRoot(false);
    try {
        Container con = ETable.this.getFocusCycleRootAncestor();
        if (con != null) {
            /*
            Component target = ETable.this;
            if (getParent() instanceof JViewport) {
                target = getParent().getParent();
                if (target == con) {
                    target = ETable.this;
                }
            }
            */

            EventObject eo = EventQueue.getCurrentEvent();
            boolean backward = false;
            if (eo instanceof KeyEvent) {
                backward = 
                    (((KeyEvent) eo).getModifiers() 
                    & KeyEvent.SHIFT_MASK) 
                    != 0 && (((KeyEvent) eo).getModifiersEx() & 
                    KeyEvent.SHIFT_DOWN_MASK) != 0;
            }

            Component c = ETable.this;
            Component to;
            Container parentWithFTP = null;
            do {
                FocusTraversalPolicy ftp = con.getFocusTraversalPolicy();
                to = backward ? ftp.getComponentBefore(con, c)
                              : ftp.getComponentAfter(con, c);


                if (to == ETable.this) {
                    to = backward ? ftp.getFirstComponent(con)
                                  : ftp.getLastComponent(con);
                }
                if (to == ETable.this) {
                    parentWithFTP = con.getParent();
                    if (parentWithFTP != null) {
                        parentWithFTP = parentWithFTP.getFocusCycleRootAncestor();
                    }
                    if (parentWithFTP != null) {
                        c = con;
                        con = parentWithFTP;
                    }
                }
            } while (to == ETable.this && parentWithFTP != null);
            if (to != null) {
                to.requestFocus();
            }
        }
    } finally {
        setFocusCycleRoot(true);
    }
}

Java Code Examples for java.awt.FocusTraversalPolicy#getComponentAfter()