Examples with Range org.eclipse.nebula.widgets.nattable.coordinate.Range used on opensource projects

Example 41 with Range

use of org.eclipse.nebula.widgets.nattable.coordinate.Range in project nebula.widgets.nattable by eclipse.

the class SelectRegionCommandHandler method selectRegion.

protected void selectRegion(Rectangle region, boolean withShiftMask, boolean withControlMask, int anchorColumn, int anchorRow) {
    Range changedRows = null;
    if (SelectionUtils.noShiftOrControl(withShiftMask, withControlMask)) {
        // no modifier
        this.selectionLayer.clear(false);
        this.selectionLayer.selectCell(region.x, region.y, false, false);
        this.selectionLayer.selectRegion(region.x, region.y, region.width, region.height);
        this.selectionLayer.moveSelectionAnchor(anchorColumn < 0 ? region.x : anchorColumn, anchorRow < 0 ? region.y : anchorRow);
        changedRows = new Range(region.y, (region.height < Integer.MAX_VALUE) ? region.y + region.height : this.selectionLayer.getRowCount() - region.y);
    } else if (SelectionUtils.bothShiftAndControl(withShiftMask, withControlMask) || SelectionUtils.isShiftOnly(withShiftMask, withControlMask)) {
        // SHIFT or CTRL + SHIFT modifier enabled
        changedRows = selectRegionWithShiftKey(region, anchorColumn, anchorRow);
    } else if (SelectionUtils.isControlOnly(withShiftMask, withControlMask)) {
        // CTRL modifier enabled
        changedRows = selectRegionWithCtrlKey(region, anchorColumn, anchorRow);
    }
    // Set last selected position to the recently clicked cell
    this.selectionLayer.setLastSelectedCell(region.x, region.y);
    this.selectionLayer.fireLayerEvent(new RowSelectionEvent(this.selectionLayer, changedRows, // position
    -1, withShiftMask, withControlMask));
}

Example 42 with Range

use of org.eclipse.nebula.widgets.nattable.coordinate.Range in project nebula.widgets.nattable by eclipse.

the class SelectRowCommandHandler method selectRowWithCtrlKey.

/**
 * Performs selection operations with pressed CTRL modifier.
 *
 * @param columnPosition
 *            The column position of the {@link SelectRowsCommand}. Needed
 *            to move the selection anchor.
 * @param rowPositions
 *            The row position of the {@link SelectRowsCommand}.
 * @return The changed selection.
 */
private Range selectRowWithCtrlKey(int columnPosition, int rowPosition) {
    Rectangle selectedRowRectangle = new Rectangle(0, rowPosition, Integer.MAX_VALUE, 1);
    if (this.selectionLayer.isRowPositionFullySelected(rowPosition)) {
        this.selectionLayer.clearSelection(selectedRowRectangle);
        this.selectionLayer.setLastSelectedRegion(null);
        // if there is still a row selected but no selection anchor, we
        // need to set one for a consistent state
        int[] selectedRows = this.selectionLayer.getFullySelectedRowPositions();
        if (selectedRows.length > 0 && this.selectionLayer.getSelectionAnchor().rowPosition == SelectionLayer.NO_SELECTION) {
            // determine row to move the anchor to
            int toPos = selectedRows[0];
            for (int i = 0; i < selectedRows.length; i++) {
                if (selectedRows[i] < rowPosition) {
                    toPos = selectedRows[i];
                } else {
                    break;
                }
            }
            this.selectionLayer.moveSelectionAnchor(columnPosition, toPos);
        }
    } else {
        if (this.selectionLayer.getLastSelectedRegion() != null) {
            // Preserve last selected region
            this.selectionLayer.selectRegion(this.selectionLayer.getLastSelectedRegion().x, this.selectionLayer.getLastSelectedRegion().y, this.selectionLayer.getLastSelectedRegion().width, this.selectionLayer.getLastSelectedRegion().height);
        }
        this.selectionLayer.selectRegion(0, rowPosition, Integer.MAX_VALUE, 1);
        this.selectionLayer.moveSelectionAnchor(columnPosition, rowPosition);
    }
    return new Range(rowPosition, rowPosition + 1);
}

Example 43 with Range

use of org.eclipse.nebula.widgets.nattable.coordinate.Range in project nebula.widgets.nattable by eclipse.

the class SelectRowCommandHandler method internalSelectRow.

/**
 * Delegates the selection operations to execute regarding the state
 * modifier keys.
 *
 * @param columnPosition
 *            The column position of the {@link SelectRowsCommand}.
 * @param rowPositions
 *            The row position of the {@link SelectRowsCommand}.
 * @param withShiftMask
 *            The shift mask information of the {@link SelectRowsCommand}.
 * @param withControlMask
 *            The control mask information of the {@link SelectRowsCommand}.
 * @return The changed selection.
 */
private Set<Range> internalSelectRow(int columnPosition, int rowPosition, boolean withShiftMask, boolean withControlMask) {
    Set<Range> changedRowRanges = new HashSet<Range>();
    if (noShiftOrControl(withShiftMask, withControlMask)) {
        changedRowRanges.addAll(this.selectionLayer.getSelectedRowPositions());
        this.selectionLayer.clear(false);
        this.selectionLayer.selectCell(0, rowPosition, withShiftMask, withControlMask);
        this.selectionLayer.selectRegion(0, rowPosition, Integer.MAX_VALUE, 1);
        this.selectionLayer.moveSelectionAnchor(columnPosition, rowPosition);
        changedRowRanges.add(new Range(rowPosition, rowPosition + 1));
    } else if (bothShiftAndControl(withShiftMask, withControlMask)) {
        changedRowRanges.add(selectRowWithShiftKey(columnPosition, rowPosition));
    } else if (isShiftOnly(withShiftMask, withControlMask)) {
        changedRowRanges.add(selectRowWithShiftKey(columnPosition, rowPosition));
    } else if (isControlOnly(withShiftMask, withControlMask)) {
        changedRowRanges.add(selectRowWithCtrlKey(columnPosition, rowPosition));
    }
    this.selectionLayer.setLastSelectedCell(columnPosition, rowPosition);
    return changedRowRanges;
}

Example 44 with Range

use of org.eclipse.nebula.widgets.nattable.coordinate.Range in project nebula.widgets.nattable by eclipse.

the class SelectRowCommandHandler method selectRowWithShiftKey.

/**
 * Performs selection operations with pressed SHIFT modifier.
 *
 * @param columnPosition
 *            The column position of the {@link SelectRowsCommand}. Needed
 *            to move the selection anchor.
 * @param rowPositions
 *            The row position of the {@link SelectRowsCommand}.
 * @return The changed selection.
 */
private Range selectRowWithShiftKey(int columnPosition, int rowPosition) {
    int numOfRowsToInclude = 1;
    int startRowPosition = rowPosition;
    // This method selects the range based on the selection anchor and the
    // clicked position. Therefore the selection prior adding the newly
    // calculated selection needs to be cleared in advance.
    Rectangle lastSelectedRegion = this.selectionLayer.getLastSelectedRegion();
    if (lastSelectedRegion != null) {
        this.selectionLayer.getSelectionModel().clearSelection(lastSelectedRegion);
    } else {
        this.selectionLayer.getSelectionModel().clearSelection();
    }
    // is no selection anchor active already
    if (!this.selectionLayer.getSelectionModel().isMultipleSelectionAllowed() || this.selectionLayer.getSelectionAnchor().rowPosition == SelectionLayer.NO_SELECTION) {
        this.selectionLayer.moveSelectionAnchor(columnPosition, rowPosition);
    }
    if (this.selectionLayer.getSelectionAnchor().rowPosition != SelectionLayer.NO_SELECTION) {
        numOfRowsToInclude = Math.abs(this.selectionLayer.getSelectionAnchor().rowPosition - rowPosition) + 1;
        if (this.selectionLayer.getSelectionAnchor().rowPosition < startRowPosition) {
            startRowPosition = this.selectionLayer.getSelectionAnchor().rowPosition;
        }
    }
    this.selectionLayer.selectRegion(0, startRowPosition, Integer.MAX_VALUE, numOfRowsToInclude);
    return new Range(startRowPosition, startRowPosition + numOfRowsToInclude);
}

Example 45 with Range

use of org.eclipse.nebula.widgets.nattable.coordinate.Range in project nebula.widgets.nattable by eclipse.

the class SelectRowCommandHandler method selectRows.

/**
 * Performs row selection based on the given informations and fires a
 * {@link RowSelectionEvent} for the changed selection.
 *
 * @param columnPosition
 *            The column position of the {@link SelectRowsCommand}.
 * @param rowPositions
 *            The row position of the {@link SelectRowsCommand}.
 * @param withShiftMask
 *            The shift mask information of the {@link SelectRowsCommand}.
 * @param withControlMask
 *            The control mask information of the {@link SelectRowsCommand}.
 * @param rowPositionToMoveIntoViewport
 *            Information which row should be moved to the viewport,
 *            transported by the {@link SelectRowsCommand}.
 */
protected void selectRows(int columnPosition, Collection<Integer> rowPositions, boolean withShiftMask, boolean withControlMask, int rowPositionToMoveIntoViewport) {
    Set<Range> changedRowRanges = new HashSet<Range>();
    for (int rowPosition : rowPositions) {
        changedRowRanges.addAll(internalSelectRow(columnPosition, rowPosition, withShiftMask, withControlMask));
    }
    Set<Integer> changedRows = new HashSet<Integer>();
    for (Range range : changedRowRanges) {
        for (int i = range.start; i < range.end; i++) {
            changedRows.add(Integer.valueOf(i));
        }
    }
    this.selectionLayer.fireLayerEvent(new RowSelectionEvent(this.selectionLayer, changedRows, rowPositionToMoveIntoViewport, withShiftMask, withControlMask));
}