Examples with CollectionDatasource com.haulmont.cuba.gui.data.CollectionDatasource used on opensource projects

Example 16 with CollectionDatasource

use of com.haulmont.cuba.gui.data.CollectionDatasource in project cuba by cuba-platform.

the class LookupFieldDsTest method testUnsubscribeSubscribeComponentListener.

@Test
public void testUnsubscribeSubscribeComponentListener() {
    LookupField lookupField = factory.createComponent(LookupField.class);
    CollectionDatasource<Group, UUID> groupsDs = getTestCollectionDatasource();
    lookupField.setOptionsDatasource(groupsDs);
    Datasource<User> userDs = getTestUserDatasource();
    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 };
    Component.ValueChangeListener listener = e -> valueWasChanged[0] = true;
    // datasource before listener
    lookupField.setDatasource(userDs, "group");
    lookupField.addValueChangeListener(listener);
    user.setGroup(metadata.create(Group.class));
    assertEquals(true, valueWasChanged[0]);
    // reset state
    valueWasChanged[0] = false;
    lookupField.setDatasource(null, null);
    lookupField.removeValueChangeListener(listener);
    lookupField.setValue(null);
    // listener before datasource
    lookupField.addValueChangeListener(listener);
    lookupField.setDatasource(userDs, "group");
    assertEquals(true, valueWasChanged[0]);
}

Example 17 with CollectionDatasource

use of com.haulmont.cuba.gui.data.CollectionDatasource in project cuba by cuba-platform.

the class LookupPickerFieldDsTest method testUnsubscribeSubscribeOptions.

@Test
public void testUnsubscribeSubscribeOptions() {
    LookupPickerField component = (LookupPickerField) factory.createComponent(LookupPickerField.NAME);
    CollectionDatasource<Group, UUID> groupsDs = getTestCollectionDatasource();
    component.setOptionsDatasource(groupsDs);
    List<Group> groups = new ArrayList<>(groupsDs.getItems());
    Datasource<User> userDs = getTestUserDatasource();
    User user = userDs.getItem();
    user.setGroup(groups.get(0));
    component.setDatasource(userDs, "group");
    // unbind
    component.setOptionsDatasource(null);
    Datasource.ItemChangeListener<Group> listener = e -> {
        throw new RuntimeException("Value was changed externally");
    };
    groupsDs.addItemChangeListener(listener);
    component.setValue(groups.get(1));
    // bind
    component.setOptionsDatasource(groupsDs);
    groupsDs.removeItemChangeListener(listener);
    boolean[] valueWasChanged = { false };
    listener = e -> valueWasChanged[0] = true;
    groupsDs.addItemChangeListener(listener);
    component.setValue(groups.get(2));
    assertEquals(true, valueWasChanged[0]);
}

Example 18 with CollectionDatasource

use of com.haulmont.cuba.gui.data.CollectionDatasource in project cuba by cuba-platform.

the class LookupPickerFieldDsTest method testOptionsDsUnsubscribe.

@Test
public void testOptionsDsUnsubscribe() {
    LookupPickerField component = (LookupPickerField) factory.createComponent(LookupPickerField.NAME);
    CollectionDatasource<Group, UUID> groupsDs = getTestCollectionDatasource();
    component.setOptionsDatasource(groupsDs);
    List<Group> groups = new ArrayList<>(groupsDs.getItems());
    Datasource<User> userDs = getTestUserDatasource();
    User user = userDs.getItem();
    user.setGroup(groups.get(0));
    component.setDatasource(userDs, "group");
    // unbind
    component.setOptionsDatasource(null);
    Datasource.ItemChangeListener<Group> listener = e -> {
        throw new RuntimeException("Value was changed externally");
    };
    groupsDs.addItemChangeListener(listener);
    component.setValue(groups.get(1));
}

Example 19 with CollectionDatasource

use of com.haulmont.cuba.gui.data.CollectionDatasource in project cuba by cuba-platform.

the class SearchFieldDsTest method testValueChangeListener.

@Test
public void testValueChangeListener() {
    SearchField searchField = factory.createComponent(SearchField.class);
    CollectionDatasource<Group, UUID> groupsDs = getTestCollectionDatasource();
    searchField.setOptionsDatasource(groupsDs);
    List<Group> groups = new ArrayList<>(groupsDs.getItems());
    Datasource<User> userDs = getTestUserDatasource();
    User user = userDs.getItem();
    user.setGroup(groups.get(0));
    boolean[] valueWasChanged = { false };
    Component.ValueChangeListener listener = e -> valueWasChanged[0] = true;
    searchField.addValueChangeListener(listener);
    searchField.setDatasource(userDs, "group");
    assertEquals(true, valueWasChanged[0]);
}

Example 20 with CollectionDatasource

use of com.haulmont.cuba.gui.data.CollectionDatasource in project cuba by cuba-platform.

the class DynamicAttributesGuiTools method createOptionsDatasourceForLookup.

/**
 * Creates the collection datasource that is used for selecting the dynamic attribute value. If the
 * CategoryAttribute has "where" or "join" clauses then only items that satisfy these clauses will be presented in
 * the options datasource
 */
public CollectionDatasource createOptionsDatasourceForLookup(MetaClass metaClass, String joinClause, String whereClause) {
    CollectionDatasource optionsDatasource = DsBuilder.create().setMetaClass(metaClass).setViewName(View.MINIMAL).buildCollectionDatasource();
    String query = "select e from " + metaClass.getName() + " e";
    if (!Strings.isNullOrEmpty(joinClause)) {
        query += " " + joinClause;
    }
    if (!Strings.isNullOrEmpty(whereClause)) {
        query += " where " + whereClause.replaceAll("\\{E\\}", "e");
    }
    optionsDatasource.setQuery(query);
    optionsDatasource.refresh();
    return optionsDatasource;
}