Example usage for com.google.gwt.user.cellview.client Column setHorizontalAlignment

Introduction

In this page you can find the example usage for com.google.gwt.user.cellview.client Column setHorizontalAlignment.

Prototype

@Override
public void setHorizontalAlignment(HorizontalAlignmentConstant align) 

Source Link

Document

The new horizontal alignment will apply the next time the table is rendered.

Usage

From source file:org.uberfire.ext.security.management.client.widgets.management.editor.user.UserAttributesEditor.java

License:Apache License

protected com.google.gwt.user.cellview.client.Column<Entry<String, String>, String> createAttributeRemoveColumn() {
    // On read mode, remove button not present.
    if (!canManageAttributes()) {
        return null;
    }//ww w  . jav  a  2  s .  c  o m

    // Create remove button column.
    final ButtonCell removeButtonCell = new ButtonCell(IconType.CLOSE, ButtonType.LINK, ButtonSize.SMALL);
    final com.google.gwt.user.cellview.client.Column<Entry<String, String>, String> removeColumn = new com.google.gwt.user.cellview.client.Column<Entry<String, String>, String>(
            removeButtonCell) {

        @Override
        public String getValue(final Entry<String, String> object) {
            // if can be removed return empty string, if not, return null
            if (object != null) {
                final UserManager.UserAttribute attribute = getAttribute(object.getKey());
                if (attribute != null && !attribute.isMandatory() && attribute.isEditable()) {
                    removeButtonCell.setEnabled(true);
                    return "";
                }
            }
            removeButtonCell.setEnabled(false);
            return null;
        }
    };

    removeColumn.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_CENTER);
    removeColumn.setFieldUpdater(canManageAttributes() ? removeButtonHandler : null);

    return removeColumn;
}

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From source file:uk.ac.ebi.fg.annotare2.web.gwt.common.client.view.DataFileListPanel.java

License:Apache License

public DataFileListPanel() {
    grid = new CustomDataGrid<>(MAX_FILES, false);
    grid.addStyleName("gwt-DataGrid");
    grid.setWidth("100%");
    grid.setHeight("100%");

    selectionModel = new MultiSelectionModel<>(new ProvidesKey<DataFileRow>() {
        @Override/*from  w w  w.ja v  a2  s .  c  om*/
        public Object getKey(DataFileRow item) {
            return item.getIdentity();
        }
    });
    grid.setSelectionModel(selectionModel, DefaultSelectionEventManager.<DataFileRow>createCheckboxManager());
    Column<DataFileRow, Boolean> checkboxColumn = new Column<DataFileRow, Boolean>(
            new CheckboxCell(true, false)) {
        @Override
        public Boolean getValue(DataFileRow object) {
            return grid.getSelectionModel().isSelected(object);
        }
    };

    checkboxHeader = new CheckboxHeader();
    checkboxHeader.addValueChangeHandler(new ValueChangeHandler<Boolean>() {
        @Override
        public void onValueChange(ValueChangeEvent<Boolean> event) {
            selectAllRows(event.getValue());
        }
    });

    grid.addColumn(checkboxColumn, checkboxHeader);
    grid.setColumnWidth(checkboxColumn, 40, Style.Unit.PX);

    emptyTableWidget = new HTML(
            "<br><br><br>Drag files here to start upload<br>or press \"Upload Files\" button<br>to open selection dialog...");
    emptyTableWidget.addStyleName("empty");

    final EditSuggestCell nameCell = new EditSuggestCell(null) {
        @Override
        public boolean validateInput(String value, int rowIndex) {
            if (null == value || trimValue(value).isEmpty()) {
                NotificationPopupPanel.error("Empty file name is not permitted.", true, false);
                return false;
            }
            if (!value.matches("^[_a-zA-Z0-9\\-\\.]+$")) {
                NotificationPopupPanel.error(
                        "File name should only contain alphanumeric characters, underscores and dots.", true,
                        false);
                return false;
            }
            if (isDuplicated(value, rowIndex)) {
                NotificationPopupPanel.error("File with the name '" + value + "' already exists.", true, false);
                return false;
            }
            return true;
        }
    };

    Column<DataFileRow, String> nameColumn = new Column<DataFileRow, String>(nameCell) {

        @Override
        public String getValue(DataFileRow row) {
            return row.getName();
        }
    };
    nameColumn.setFieldUpdater(new FieldUpdater<DataFileRow, String>() {
        @Override
        public void update(int index, DataFileRow row, String value) {
            final String oldName = row.getName();
            String newName = trimValue(value);
            presenter.renameFile(row, newName, new AsyncCallback<Void>() {
                @Override
                public void onFailure(Throwable throwable) {
                    NotificationPopupPanel.error("Unable to rename file '" + oldName + "'", true, false);
                }

                @Override
                public void onSuccess(Void aVoid) {

                }
            });
        }
    });
    grid.addColumn(nameColumn, "Name");

    Column<DataFileRow, Date> dateColumn = new Column<DataFileRow, Date>(
            new DateCell(DateTimeFormat.getFormat("dd/MM/yy HH:mm"))) {
        @Override
        public Date getValue(DataFileRow object) {
            return object.getCreated();
        }
    };
    grid.addColumn(dateColumn, "Date");
    grid.setColumnWidth(dateColumn, 110, Style.Unit.PX);

    Column<DataFileRow, DataFileRow> statusText = new Column<DataFileRow, DataFileRow>(
            new DownloadLinkStatusCell(this)) {
        @Override
        public DataFileRow getValue(DataFileRow object) {
            return object;
        }
    };
    statusText.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_CENTER);
    grid.addColumn(statusText, "Status");
    grid.setColumnWidth(statusText, 100, Style.Unit.PX);

    dataProvider = new ListDataProvider<>();
    dataProvider.addDataDisplay(grid);

    grid.setLoadingIndicator(new LoadingIndicator());
    grid.setEmptyTableWidget(emptyTableWidget);
    add(grid);
}

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