javafx.scene.control.TableSelectionModel Maven / Gradle / Ivy

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package javafx.scene.control;

import javafx.beans.property.BooleanProperty;
import javafx.beans.property.SimpleBooleanProperty;

/**
 * The abstract base class for MultipleSelectionModel implementations that are used within
 * table-like controls (most notably {@link TableView} and {@link TreeTableView}.
 * 
 * @param  The type of the underlying data model for the UI control.
 * @param  The concrete subclass of {@link TableColumnBase} that is used by the
 *      underlying UI control (e.g. {@link TableColumn} or {@link TreeTableColumn}.
 * @since JavaFX 8.0
 */
public abstract class TableSelectionModel> extends MultipleSelectionModelBase {
    
    /**
     * Convenience function which tests whether the given row and column index
     * is currently selected in this table instance.
     */
    public abstract boolean isSelected(int row, TC column);

    /**
     * Selects the cell at the given row/column intersection.
     */
    public abstract void select(int row, TC column);

    /**
     * Clears all selection, and then selects the cell at the given row/column
     * intersection.
     */
    public abstract void clearAndSelect(int row, TC column);

    /**
     * Removes selection from the specified row/column position (in view indexes).
     * If this particular cell (or row if the column value is -1) is not selected,
     * nothing happens.
     */
    public abstract void clearSelection(int row, TC column);

    /**
     * Selects the cell to the left of the currently selected cell.
     */
    public abstract void selectLeftCell();

    /**
     * Selects the cell to the right of the currently selected cell.
     */
    public abstract void selectRightCell();

    /**
     * Selects the cell directly above the currently selected cell.
     */
    public abstract void selectAboveCell();

    /**
     * Selects the cell directly below the currently selected cell.
     */
    public abstract void selectBelowCell();

    /**
     * A boolean property used to represent whether the table is in
     * row or cell selection modes. By default a table is in row selection
     * mode which means that individual cells can not be selected. Setting
     * cellSelectionEnabled to be true results in cells being
     * able to be selected (but not rows).
     */
    private BooleanProperty cellSelectionEnabled = 
           new SimpleBooleanProperty(this, "cellSelectionEnabled");
    public final BooleanProperty cellSelectionEnabledProperty() {
       return cellSelectionEnabled;
    }
    public final void setCellSelectionEnabled(boolean value) {
       cellSelectionEnabledProperty().set(value);
    }
    public final boolean isCellSelectionEnabled() {
       return cellSelectionEnabled == null ? false : cellSelectionEnabled.get();
    }
}