Example usage for com.google.gwt.user.client.ui ValueListBox ValueListBox

Introduction

In this page you can find the example usage for com.google.gwt.user.client.ui ValueListBox ValueListBox.

Prototype

public ValueListBox(Renderer<T> renderer) 

Source Link

Usage

From source file:org.mklab.taskit.client.ui.StudentListViewImpl.java

License:Apache License

private void initSortTypeList() {
    this.sortTypeList = new ValueListBox<StudentListViewImpl.SortType>(new Renderer<SortType>() {

        @Override// w w w .ja  va  2  s . c  om
        public String render(SortType object) {
            if (object == null)
                return ""; //$NON-NLS-1$
            final Messages messages = getClientFactory().getMessages();
            switch (object) {
            case ID_ASCENDING:
                return messages.sortTypeIdAscending();
            case ID_DESCENDING:
                return messages.sortTypeIdDescending();
            case SCORE_ASCENDING:
                return messages.sortTypeScoreAscending();
            case SCORE_DESCENDING:
                return messages.sortTypeScoreDescending();
            default:
                throw new IllegalStateException("Unknown sort type : " + object); //$NON-NLS-1$
            }
        }

        @Override
        public void render(SortType object, Appendable appendable) throws IOException {
            appendable.append(render(object));
        }
    });
    this.sortTypeList.setAcceptableValues(Arrays.asList(SortType.values()));
    this.sortTypeList.setValue(lastSortType, false);

    this.sortTypeList.addValueChangeHandler(new ValueChangeHandler<SortType>() {

        @SuppressWarnings({ "synthetic-access", "unqualified-field-access" })
        @Override
        public void onValueChange(@SuppressWarnings("unused") ValueChangeEvent<SortType> event) {
            lastSortType = sortTypeList.getValue();
            resetListData();
        }
    });
}

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From source file:org.mklab.taskit.client.ui.StudentListViewImpl.java

License:Apache License

private void initUserList(final Messages messages) {
    this.userList = new ValueListBox<UserProxy>(new Renderer<UserProxy>() {

        @Override//from w  ww . ja va 2s . c o m
        public String render(UserProxy object) {
            if (object == null)
                return messages.selectIdLabel();
            StringBuilder sb = new StringBuilder(object.getAccount().getId());
            if (object.getName() != null) {
                sb.append(" " + object.getName()); //$NON-NLS-1$
            }
            return sb.toString();
        }

        @Override
        public void render(UserProxy object, Appendable appendable) throws IOException {
            appendable.append(render(object));
        }
    });
    this.userList.addValueChangeHandler(new ValueChangeHandler<UserProxy>() {

        @SuppressWarnings("synthetic-access")
        @Override
        public void onValueChange(ValueChangeEvent<UserProxy> event) {
            StudentListViewImpl.this.presenter.listSelectionChanged(event.getValue());
        }
    });
}

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