Examples with EventHandlingCell org.ovirt.engine.ui.common.widget.table.cell.EventHandlingCell used on opensource projects

Example 1 with EventHandlingCell

use of org.ovirt.engine.ui.common.widget.table.cell.EventHandlingCell in project ovirt-engine by oVirt.

the class EntityModelCellTable method addCheckBoxColumn.

private void addCheckBoxColumn(boolean hideCheckbox, boolean showSelectAllCheckbox) {
    if (!hideCheckbox) {
        // Add selection column
        Column<EntityModel, Boolean> checkColumn = null;
        if (getSelectionModel() instanceof SingleSelectionModel) {
            checkColumn = new Column<EntityModel, Boolean>(new RadioboxCell(true, false)) {

                @Override
                public Boolean getValue(EntityModel object) {
                    return getSelectionModel().isSelected(object);
                }
            };
            addColumn(checkColumn, SafeHtmlUtils.fromSafeConstant(constants.htmlNonBreakingSpace()));
        } else if (getSelectionModel() instanceof MultiSelectionModel) {
            checkColumn = new Column<EntityModel, Boolean>(new CheckboxCell(true, false)) {

                @Override
                public Boolean getValue(EntityModel object) {
                    return getSelectionModel().isSelected(object);
                }
            };
            if (showSelectAllCheckbox) {
                AbstractSelectAllCheckBoxHeader<EntityModel> selectAllHeader = new AbstractSelectAllCheckBoxHeader<EntityModel>() {

                    @Override
                    protected void selectionChanged(Boolean value) {
                        if (getListModel() == null || getListModel().getItems() == null) {
                            return;
                        }
                        handleSelection(value, getListModel(), getSelectionModel());
                    }

                    @Override
                    public Boolean getValue() {
                        if (getListModel() == null || getListModel().getItems() == null) {
                            return false;
                        }
                        return getCheckValue(getListModel().getItems(), getSelectionModel());
                    }
                };
                addColumn(checkColumn, selectAllHeader);
            } else {
                addColumn(checkColumn, SafeHtmlUtils.fromSafeConstant(constants.htmlNonBreakingSpace()));
            }
        }
        if (checkColumn != null) {
            setColumnWidth(checkColumn, CHECK_COLUMN_WIDTH, Unit.PX);
            selectionColumnPresent = true;
        }
        addCellPreviewHandler(event -> {
            int columnIndex = event.getColumn();
            Cell<?> cell = getColumn(columnIndex).getCell();
            if (cell instanceof EventHandlingCell && ((EventHandlingCell) cell).handlesEvent(event)) {
                return;
            }
            if (BrowserEvents.CLICK.equals(event.getNativeEvent().getType()) && !(getSelectionModel() instanceof NoSelectionModel)) {
                // Let the selection column deal with this
                if (event.getColumn() == 0) {
                    return;
                }
                getSelectionModel().setSelected(event.getValue(), !getSelectionModel().isSelected(event.getValue()));
            }
        });
    }
}