Example usage for org.apache.wicket MarkupContainer visitChildren

List of usage examples for org.apache.wicket MarkupContainer visitChildren

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Introduction

In this page you can find the example usage for org.apache.wicket MarkupContainer visitChildren.

Prototype

public final <R> R visitChildren(final IVisitor<Component, R> visitor)

Source Link

Document

Traverses all child components in this container, calling the visitor's visit method at each one.

Usage

From source file:com.francetelecom.clara.cloud.presentation.utils.PaasWicketTester.java

License:Apache License

public String lookupPath(final MarkupContainer markupContainer, final String path) {
    // try to look it up directly
    if (markupContainer.get(path) != null)
        return path;

    // if that fails, traverse the component hierarchy looking for it
    final List<Component> candidates = new ArrayList<Component>();
    markupContainer.visitChildren(new IVisitor<Component, List<Component>>() {
        Set<Component> visited = new HashSet<Component>();

        @Override//from   w ww .ja v  a 2 s .c  o m
        public void component(Component c, IVisit<List<Component>> visit) {
            if (!visited.contains(c)) {
                visited.add(c);

                if (c.getId().equals(path)) {
                    candidates.add(c);
                } else {
                    if (c.getPath().endsWith(path)) {
                        candidates.add(c);
                    }
                }
            }
        }
    });
    // if its unambiguous, then return the full path
    if (candidates.isEmpty()) {
        fail("path: '" + path + "' not found for " + Classes.simpleName(markupContainer.getClass()));
        return null;
    } else

    if (candidates.size() == 1) {
        String pathToContainer = markupContainer.getPath();
        String pathToComponent = candidates.get(0).getPath();
        return pathToComponent.replaceFirst(pathToContainer + ":", "");
    } else {
        String message = "path: '" + path + "' is ambiguous for "
                + Classes.simpleName(markupContainer.getClass()) + ". Possible candidates are: ";
        for (Component c : candidates) {
            message += "[" + c.getPath() + "]";
        }
        fail(message);
        return null;
    }
}

From source file:com.googlecode.wicketwebbeans.containers.BeanForm.java

License:Apache License

private void refreshComponent(final AjaxRequestTarget target, Component targetComponent) {
    // Refresh this field. We have to find the parent Field to do this.
    MarkupContainer field;
    if (targetComponent instanceof Field) {
        field = (MarkupContainer) targetComponent;
    } else {/*from  w w  w  .j a  v  a  2  s .  c  om*/
        field = targetComponent.findParent(AbstractField.class);
    }

    if (field != null) {
        if (!field.getRenderBodyOnly()) {
            target.addComponent(field);
        } else {
            // Field is RenderBodyOnly, have to add children individually
            field.visitChildren(new IVisitor<Component>() {
                public Object component(Component component) {
                    if (!component.getRenderBodyOnly()) {
                        target.addComponent(component);
                    }

                    return IVisitor.CONTINUE_TRAVERSAL;
                }

            });
        }
    } else {
        target.addComponent(targetComponent);
    }
}

From source file:com.servoy.j2db.server.headlessclient.dataui.WebCellBasedView.java

License:Open Source License

private void enableChildrenInContainer(MarkupContainer container, final boolean b) {
    container.visitChildren(new IVisitor<Component>() {
        public Object component(Component component) {
            if (component.isEnabled() != b) {
                if (component instanceof IComponent) {
                    if (b) {
                        // component may be disabled by scripting, do not enable it
                        return CONTINUE_TRAVERSAL;
                    }/*from   w w  w  . j av  a  2 s .c om*/
                    ((IComponent) component).setComponentEnabled(b);
                } else {
                    component.setEnabled(b);
                }
            }
            return CONTINUE_TRAVERSAL;
        }
    });
}

From source file:com.userweave.components.notification.AjaxUpdateEvent.java

License:Open Source License

private void visitComponents(MarkupContainer page) {
    NotifyVisitor visitor = new NotifyVisitor(this);

    visitor.component(page, new Visit<Void>());

    page.visitChildren(visitor);
}

From source file:de.micromata.genome.junittools.wicket.TpsbWicketTools.java

License:Apache License

/**
 * Internal finder./*from   www .  j  av  a  2  s.  c o  m*/
 * 
 * @param <X> the generic type
 * @param tester the tester
 * @param startComponent the start component
 * @param componentClass the component class
 * @param matcher the matcher
 * @return the list
 */
private static <X extends Component> List<X> internalFinder(WicketTester tester, MarkupContainer startComponent,
        Class<X> componentClass, final Matcher<Component> matcher) {
    final List<X> results = new LinkedList<X>();
    Page lastRenderedPage = tester.getLastRenderedPage();

    if (lastRenderedPage == null) {
        throw new IllegalStateException("You must call #goToPage before you can find components.");
    }

    if (componentClass == null) {
        componentClass = (Class<X>) Component.class;
    }
    final Class<? extends Component> searchComponent = componentClass;

    IVisitor<Component, Object> visitor = new IVisitor<Component, Object>() {
        @Override
        public void component(Component object, IVisit<Object> visit) {
            if (LOG.isDebugEnabled() == true) {
                LOG.debug("candite for wicket internalFinder: " + object.getClass().getSimpleName() + "|"
                        + object.getId() + "|" + object.getPath());
            }
            if (searchComponent.isAssignableFrom(object.getClass()) == true) {

                if (matcher.match(object) == true) {
                    if (matcher instanceof TpsbWicketMatchSelector) {
                        results.add((X) ((TpsbWicketMatchSelector) matcher).selectMatched(object));
                    } else {
                        results.add((X) object);
                    }
                }
            }
        }
    };
    if (startComponent == null) {
        lastRenderedPage.visitChildren(visitor);
    } else {
        startComponent.visitChildren(visitor);
    }
    return results;
}

From source file:de.micromata.genome.junittools.wicket.TpsbWicketTools.java

License:Apache License

/**
 * Find components for property model property.
 * //www  . j av a2s  . co m
 * @param <X> the generic type
 * @param tester the tester
 * @param startComponent the start component
 * @param componentClass the component class
 * @param property the property
 * @return the list
 * @deprecated use TpsbWicketMatchSelector
 */
@Deprecated
public static <X extends Component> List<X> _findComponentsForPropertyModelProperty(WicketTester tester,
        final MarkupContainer startComponent, final Class<X> componentClass, final String property) {
    final List<X> results = new LinkedList<X>();
    Page lastRenderedPage = tester.getLastRenderedPage();

    if (lastRenderedPage == null) {
        throw new IllegalStateException("You must call #goToPage before you can find components.");
    }

    if (componentClass == null || property == null) {
        throw new IllegalArgumentException("You must provide not null arguments.");
    }

    IVisitor<Component, Object> visitor = new IVisitor<Component, Object>() {
        @Override
        public void component(Component object, IVisit<Object> visit) {
            if (LOG.isDebugEnabled() == true) {
                LOG.debug("candite for wicket internalFinder: " + object.getClass().getSimpleName() + "|"
                        + object.getId() + "|" + object.getPath());
            }
            if (componentClass.isAssignableFrom(object.getClass()) == true) {
                IModel<?> defaultModel = object.getDefaultModel();
                if (defaultModel instanceof AbstractPropertyModel == true) {
                    AbstractPropertyModel propertyModel = (AbstractPropertyModel) defaultModel;
                    if (StringUtils.equals(property, propertyModel.getPropertyExpression()) == true) {
                        results.add((X) object);
                    }
                }
            }
        }
    };
    if (startComponent == null) {
        lastRenderedPage.visitChildren(visitor);
    } else {
        startComponent.visitChildren(visitor);
    }
    return results;
}

From source file:org.apache.isis.viewer.wicket.ui.panels.FormExecutorDefault.java

License:Apache License

private void addComponentsToRedraw(final AjaxRequestTarget target) {
    final List<Component> componentsToRedraw = Lists.newArrayList();
    final List<Component> componentsNotToRedraw = Lists.newArrayList();

    final Page page = target.getPage();
    page.visitChildren(new IVisitor<Component, Object>() {
        @Override/*from  www.  ja va2  s  .co  m*/
        public void component(final Component component, final IVisit<Object> visit) {
            if (component.getOutputMarkupId() && !(component instanceof Page)) {
                List<Component> listToAddTo = shouldRedraw(component) ? componentsToRedraw
                        : componentsNotToRedraw;
                listToAddTo.add(component);
            }
        }

        private boolean shouldRedraw(final Component component) {

            // hmm... this doesn't work, because I think that the components
            // get removed after they've been added to target.
            // so.. still getting WARN log messages from XmlPartialPageUpdate

            //                final Page page = component.findParent(Page.class);
            //                if(page == null) {
            //                    // as per logic in XmlPartialPageUpdate, this has already been
            //                    // removed from page so don't attempt to redraw it
            //                    return false;
            //                }

            final Object defaultModel = component.getDefaultModel();
            if (!(defaultModel instanceof ScalarModel)) {
                return true;
            }
            final ScalarModel scalarModel = (ScalarModel) defaultModel;
            final UnchangingFacet unchangingFacet = scalarModel.getFacet(UnchangingFacet.class);
            return unchangingFacet == null || !unchangingFacet.value();
        }
    });

    for (Component componentNotToRedraw : componentsNotToRedraw) {
        MarkupContainer parent = componentNotToRedraw.getParent();
        while (parent != null) {
            parent = parent.getParent();
        }

        componentNotToRedraw.visitParents(MarkupContainer.class, new IVisitor<MarkupContainer, Object>() {
            @Override
            public void component(final MarkupContainer parent, final IVisit<Object> visit) {
                componentsToRedraw.remove(parent); // no-op if not in that list
            }
        });
        if (componentNotToRedraw instanceof MarkupContainer) {
            final MarkupContainer containerNotToRedraw = (MarkupContainer) componentNotToRedraw;
            containerNotToRedraw.visitChildren(new IVisitor<Component, Object>() {
                @Override
                public void component(final Component parent, final IVisit<Object> visit) {
                    componentsToRedraw.remove(parent); // no-op if not in that list
                }
            });
        }
    }

    if (LOG.isDebugEnabled()) {
        debug(componentsToRedraw, componentsNotToRedraw);
    }

    for (Component component : componentsToRedraw) {
        target.add(component);
    }
}

From source file:org.artifactory.addon.wicket.WicketAddonsImpl.java

License:Open Source License

private static void disableAll(MarkupContainer container) {
    container.setEnabled(false);/*from  w ww .j a va  2 s .  c  o  m*/
    container.visitChildren(new SetEnableVisitor(false));
}

From source file:org.dcm4chee.web.common.markup.BaseForm.java

License:LGPL

public static void addFormComponentsToAjaxRequestTarget(final AjaxRequestTarget target,
        final MarkupContainer form) {
    IVisitor<Component> visitor = new IVisitor<Component>() {

        public Object component(Component c) {
            if (c.getOutputMarkupId()) {
                target.addComponent(c);/*from   w  ww.  j a  v a 2 s . c  o  m*/
            }
            return IVisitor.CONTINUE_TRAVERSAL;
        }
    };
    form.visitChildren(visitor);
}

From source file:org.hippoecm.frontend.plugins.yui.layout.WireframeBehavior.java

License:Apache License

@Override
protected void onRenderHead(final IHeaderResponse response) {
    if (isRendered()) {
        return;/*from w w w .  j a  v  a  2s . c om*/
    }

    final String markupId = getComponent().getMarkupId(true);

    updateAjaxSettings();

    settings.setMarkupId(markupId);

    IWireframe parentWireframe = getParentWireframe();
    if (parentWireframe != null) {
        settings.setParentId(parentWireframe.getYuiId());
    }

    //Visit child components in order to find components that contain a {@link UnitBehavior}. If another wireframe
    //or unit is encountered, stop going deeper.
    MarkupContainer cont = (MarkupContainer) getComponent();
    cont.visitChildren(new IVisitor<Component, Void>() {
        public void component(Component component, IVisit<Void> visit) {
            for (Object behavior : component.getBehaviors()) {
                if (behavior instanceof IWireframe) {
                    visit.dontGoDeeper();
                } else if (behavior instanceof UnitBehavior) {
                    String position = ((UnitBehavior) behavior).getPosition();
                    UnitSettings unit = settings.getUnit(position);
                    if (unit != null) {
                        YuiId body = unit.getBody();
                        if (body != null) {
                            body.setParentId(null);
                            body.setId(component.getMarkupId());
                        }
                    } else {
                        throw new RuntimeException("Invalid UnitBehavior position " + position);
                    }
                    visit.dontGoDeeper();
                }
            }
        }
    });

    rendered = true;

    response.render(getHeaderItem());
}