Examples with Subscription io.jmix.core.common.event.Subscription used on opensource projects

Example 6 with Subscription

use of io.jmix.core.common.event.Subscription in project jmix by jmix-framework.

the class LookupFieldDsTest method testUnsubscribeSubscribeComponentListener.

@Test
public void testUnsubscribeSubscribeComponentListener() {
    LookupField lookupField = uiComponents.create(LookupField.class);
    CollectionDatasource<Group, UUID> groupsDs = getTestCollectionDatasource();
    lookupField.setOptionsDatasource(groupsDs);
    Datasource<User> userDs = createTestDatasource(User.class);
    Group group = groupsDs.getItems().iterator().next();
    User user = userDs.getItem();
    user.setGroup(group);
    lookupField.setDatasource(userDs, "group");
    // unbind
    lookupField.setDatasource(null, null);
    // setup
    boolean[] valueWasChanged = { false };
    Consumer<HasValue.ValueChangeEvent> listener = e -> valueWasChanged[0] = true;
    // datasource before listener
    lookupField.setDatasource(userDs, "group");
    Subscription subscription = lookupField.addValueChangeListener(listener);
    user.setGroup(metadata.create(Group.class));
    assertTrue(valueWasChanged[0]);
    // reset state
    valueWasChanged[0] = false;
    lookupField.setDatasource(null, null);
    subscription.remove();
    lookupField.setValue(null);
    // listener before datasource
    lookupField.addValueChangeListener(listener);
    lookupField.setDatasource(userDs, "group");
    assertTrue(valueWasChanged[0]);
}

Example 7 with Subscription

use of io.jmix.core.common.event.Subscription in project jmix by jmix-framework.

the class LookupPickerFieldDsTest method testValueChangeListener.

@Test
public void testValueChangeListener() {
    LookupPickerField component = uiComponents.create(LookupPickerField.NAME);
    CollectionDatasource<Group, UUID> groupsDs = getTestCollectionDatasource();
    component.setOptionsDatasource(groupsDs);
    List<Group> groups = new ArrayList<>(groupsDs.getItems());
    Datasource<User> userDs = createTestDatasource(User.class);
    User user = userDs.getItem();
    user.setGroup(groups.get(0));
    // listener before datasource
    boolean[] valueWasChanged = { false };
    Consumer<HasValue.ValueChangeEvent> listener = e -> valueWasChanged[0] = true;
    Subscription subscription = component.addValueChangeListener(listener);
    component.setDatasource(userDs, "group");
    assertTrue(valueWasChanged[0]);
    // reset state
    valueWasChanged[0] = false;
    subscription.remove();
    component.setDatasource(null, null);
    // datasource before listener
    component.setDatasource(userDs, "group");
    component.addValueChangeListener(listener);
    user.setGroup(null);
    assertTrue(valueWasChanged[0]);
}

Example 8 with Subscription

use of io.jmix.core.common.event.Subscription in project jmix by jmix-framework.

the class LookupPickerFieldDsTest method testUnsubscribeSubscribeComponentListener.

@Test
public void testUnsubscribeSubscribeComponentListener() {
    LookupPickerField component = uiComponents.create(LookupPickerField.NAME);
    CollectionDatasource<Group, UUID> groupsDs = getTestCollectionDatasource();
    component.setOptionsDatasource(groupsDs);
    List<Group> groups = new ArrayList<>(groupsDs.getItems());
    Datasource<User> userDs = createTestDatasource(User.class);
    User user = userDs.getItem();
    user.setGroup(groups.get(0));
    component.setDatasource(userDs, "group");
    // unbind
    component.setDatasource(null, null);
    // setup
    boolean[] valueWasChanged = { false };
    Consumer<HasValue.ValueChangeEvent> listener = e -> valueWasChanged[0] = true;
    // datasource before listener
    component.setDatasource(userDs, "group");
    Subscription subscription = component.addValueChangeListener(listener);
    user.setGroup(metadata.create(Group.class));
    assertTrue(valueWasChanged[0]);
    // reset state
    component.setDatasource(null, null);
    subscription.remove();
    valueWasChanged[0] = false;
    component.setValue(null);
    // listener before datasource
    component.addValueChangeListener(listener);
    component.setDatasource(userDs, "group");
    assertTrue(valueWasChanged[0]);
}

Example 9 with Subscription

use of io.jmix.core.common.event.Subscription in project jmix by jmix-framework.

the class OptionsGroupDsTest method testUnsubscribeSubscribeComponentListener.

@Test
public void testUnsubscribeSubscribeComponentListener() {
    OptionsGroup optionsGroup = uiComponents.create(OptionsGroup.NAME);
    Datasource<Role> roleDs = createTestDatasource(Role.class);
    roleDs.getItem().setType(RoleType.DENYING);
    optionsGroup.setDatasource(roleDs, "type");
    optionsGroup.setDatasource(null, null);
    // datasource before listener
    optionsGroup.setDatasource(roleDs, "type");
    boolean[] valueWasChanged = { false };
    Consumer<HasValue.ValueChangeEvent> listener = e -> valueWasChanged[0] = true;
    Subscription subscription = optionsGroup.addValueChangeListener(listener);
    roleDs.getItem().setType(RoleType.READONLY);
    assertTrue(valueWasChanged[0]);
    // reset state
    valueWasChanged[0] = false;
    subscription.remove();
    optionsGroup.setDatasource(null, null);
    optionsGroup.setValue(null);
    // listener before datasource
    optionsGroup.addValueChangeListener(listener);
    optionsGroup.setDatasource(roleDs, "type");
    assertTrue(valueWasChanged[0]);
}

Example 10 with Subscription

use of io.jmix.core.common.event.Subscription in project jmix by jmix-framework.

the class OptionsListDsTest method testValueChangeListener.

@Test
public void testValueChangeListener() {
    OptionsList optionsList = uiComponents.create(OptionsList.NAME);
    // listener before datasource
    boolean[] valueWasChanged = { false };
    Consumer<HasValue.ValueChangeEvent> listener = e -> valueWasChanged[0] = true;
    Subscription subscription = optionsList.addValueChangeListener(listener);
    Datasource<Role> roleDs = createTestDatasource(Role.class);
    roleDs.getItem().setType(RoleType.READONLY);
    optionsList.setDatasource(roleDs, "type");
    assertTrue(valueWasChanged[0]);
    // reset state
    valueWasChanged[0] = false;
    subscription.remove();
    optionsList.setDatasource(null, null);
    // datasource before listener
    optionsList.setDatasource(roleDs, "type");
    optionsList.addValueChangeListener(listener);
    roleDs.getItem().setType(RoleType.DENYING);
    assertTrue(valueWasChanged[0]);
}