Examples with Component io.jmix.ui.component.Component used on opensource projects

Example 1 with Component

use of io.jmix.ui.component.Component in project jmix-docs by Haulmont.

the class ValuePickerScreen method onInit.

// end::inject-valuePickerClearAction[]
// tag::onInit-start[]
@Subscribe
protected void onInit(InitEvent event) {
    // end::onInit-start[]
    // tag::base-action-value-picker[]
    ValuePicker valueField = uiComponents.create(ValuePicker.NAME);
    valueField.addAction(new BaseAction("hello") {

        @Override
        public String getCaption() {
            return null;
        }

        @Override
        public String getDescription() {
            return messageBundle.getMessage("helloDescription");
        }

        @Override
        public String getIcon() {
            return JmixIcon.HANDSHAKE_O.source();
        }

        @Override
        public void actionPerform(Component component) {
            notifications.create().withCaption("Hello!").withType(Notifications.NotificationType.TRAY).show();
        }
    });
    valueField.addAction(new BaseAction("goodbye").withCaption(null).withDescription(messageBundle.getMessage("goodbyeDescription")).withIcon(JmixIcon.HAND_PAPER_O.source()).withHandler(e -> notifications.create().withCaption("Goodbye!").withType(Notifications.NotificationType.TRAY).show()));
    vBox.add(valueField);
    // end::base-action-value-picker[]
    loginValuePicker.addAction(new BaseAction("showValue").withHandler(actionPerformedEvent -> {
        String value = loginValuePicker.getValue();
        notifications.create().withCaption(value != null ? value : "No value").show();
    }).withDescription("Show Value").withIcon(JmixIcon.EYE.source()));
    // tag::add-clear-action1[]
    loginValuePicker.addAction(actions.create(ValueClearAction.ID));
// end::add-clear-action1[]
// tag::onInit-end[]
}

Example 2 with Component

use of io.jmix.ui.component.Component in project jmix by jmix-framework.

the class DsContextImpl method get.

@Override
public Datasource get(String id) {
    checkNotNullArgument(id, "Null datasource ID");
    id = aliasesMap.getOrDefault(id, id);
    Datasource ds = null;
    if (!id.contains(".")) {
        ds = datasourceMap.get(id);
        if (ds == null && parent != null) {
            ds = parent.get(id);
        }
    } else {
        if (windowContext != null) {
            String nestedFramePath = id.substring(0, id.indexOf("."));
            Component nestedFrame = getFrameContext().getFrame().getComponent(nestedFramePath);
            if (nestedFrame instanceof Frame) {
                String nestedDsId = id.substring(id.indexOf(".") + 1);
                FrameOwner frameOwner = ((Frame) nestedFrame).getFrameOwner();
                if (frameOwner instanceof LegacyFrame) {
                    ds = ((LegacyFrame) frameOwner).getDsContext().get(nestedDsId);
                }
            }
        }
    }
    return ds;
}

Example 3 with Component

use of io.jmix.ui.component.Component in project jmix by jmix-framework.

the class DeclarativeAction method actionPerform.

@Override
public void actionPerform(Component component) {
    if (StringUtils.isEmpty(methodName)) {
        return;
    }
    FrameOwner controller = frame.getFrameOwner();
    if (controller instanceof LegacyFragmentAdapter) {
        controller = ((LegacyFragmentAdapter) controller).getRealScreen();
    }
    Method method;
    try {
        method = controller.getClass().getMethod(methodName, Component.class);
    } catch (NoSuchMethodException e) {
        try {
            method = controller.getClass().getMethod(methodName);
        } catch (NoSuchMethodException e1) {
            throw new IllegalStateException(String.format("No suitable methods named %s for action %s", methodName, id));
        }
    }
    try {
        if (method.getParameterCount() == 1) {
            method.invoke(controller, component);
        } else {
            method.invoke(controller);
        }
    } catch (Exception e) {
        throw new RuntimeException("Exception on action handling", e);
    }
}

Example 4 with Component

use of io.jmix.ui.component.Component in project jmix by jmix-framework.

the class FieldGroupTest method getComposition.

protected Object getComposition(FieldGroup.FieldConfig fc) {
    Method getCompositionMethod = MethodUtils.getAccessibleMethod(fc.getClass(), "getComponent");
    Object composition;
    try {
        composition = getCompositionMethod.invoke(fc);
    } catch (IllegalAccessException | InvocationTargetException e) {
        throw new RuntimeException("Invoke error", e);
    }
    return ((Component) composition).unwrap(Object.class);
}

Example 5 with Component

use of io.jmix.ui.component.Component in project jmix by jmix-framework.

the class LookupFieldTest method testValueChangeListener.

@Test
public void testValueChangeListener() {
    LookupField component = create(LookupField.class);
    final AtomicInteger counter = new AtomicInteger(0);
    // noinspection unchecked
    Datasource<User> testDs = new DsBuilder().setId("testDs").setJavaClass(User.class).setView(viewRepository.getFetchPlan(User.class, FetchPlan.LOCAL)).buildDatasource();
    testDs.setItem(new User());
    ((DatasourceImpl) testDs).valid();
    assertNull(component.getValue());
    final Group g = new Group();
    testDs.getItem().setGroup(g);
    // noinspection unchecked
    CollectionDatasource<Group, UUID> groupsDs = new DsBuilder().setId("testDs").setJavaClass(Group.class).setView(viewRepository.getFetchPlan(Group.class, FetchPlan.LOCAL)).setRefreshMode(CollectionDatasource.RefreshMode.NEVER).setAllowCommit(false).buildCollectionDatasource();
    groupsDs.includeItem(g);
    Group g1 = new Group();
    groupsDs.includeItem(g1);
    Group g2 = new Group();
    groupsDs.includeItem(g2);
    component.setOptionsDatasource(groupsDs);
    Consumer<HasValue.ValueChangeEvent> listener1 = e -> {
        assertNull(e.getPrevValue());
        assertEquals(g2, e.getValue());
        counter.addAndGet(1);
    };
    Subscription subscription = component.addValueChangeListener(listener1);
    component.setValue(g2);
    subscription.remove();
    assertEquals(1, counter.get());
    Consumer<HasValue.ValueChangeEvent> listener2 = e -> {
        assertEquals(g2, e.getPrevValue());
        assertEquals(g, e.getValue());
        counter.addAndGet(1);
    };
    subscription = component.addValueChangeListener(listener2);
    component.setDatasource(testDs, "group");
    assertEquals(g, component.getValue());
    assertEquals(2, counter.get());
    subscription.remove();
    component.setValue(g1);
    assertEquals(g1, testDs.getItem().getGroup());
    assertEquals(2, counter.get());
    Consumer<HasValue.ValueChangeEvent> listener3 = e -> {
        assertEquals(g1, e.getPrevValue());
        assertEquals(g2, e.getValue());
        counter.addAndGet(1);
    };
    component.addValueChangeListener(listener3);
    testDs.getItem().setGroup(g2);
    assertEquals(g2, component.getValue());
    assertEquals(3, counter.get());
}