public void find(
final String expression,
final boolean selectedOnly,
final boolean firstInRow,
final boolean forward) {
if (this.tableLayers != null) {
final PositionCoordinate anchor = this.tableLayers.selectionLayer.getSelectionAnchor();
final FindTask task =
new FindTask(
expression,
anchor.getRowPosition(),
anchor.getColumnPosition(),
firstInRow,
forward,
(selectedOnly) ? new SelectionFindFilter() : null);
this.dataProvider.find(task);
}
}
protected void updateSelection() {
final boolean checkLabel;
synchronized (this.selectionLock) {
final long diff = (this.selectionUpdateScheduleStamp - System.nanoTime()) / 1000000L;
if (diff > 5) {
this.display.timerExec((int) diff, this.selectionUpdateRunnable);
return;
}
checkLabel = this.selectionCheckLabel;
this.selectionCheckLabel = false;
this.selectionUpdateScheduled = false;
}
final RDataTableSelection selection;
if (this.tableLayers == null) {
selection = new RDataTableSelection(null, null, null, null);
} else {
final SelectionLayer selectionLayer = this.tableLayers.selectionLayer;
final PositionCoordinate anchor = selectionLayer.getSelectionAnchor();
PositionCoordinate lastSelected = selectionLayer.getLastSelectedCellPosition();
if (lastSelected.equals(anchor)) {
lastSelected = null;
}
final boolean anchorChanged;
if ((anchorChanged = !anchor.equals(this.currentAnchor))) {
this.currentAnchor = new PositionCoordinate(anchor);
}
final boolean lastSelectedChanged;
if ((lastSelectedChanged =
!((lastSelected != null)
? lastSelected.equals(this.currentLastSelectedCell)
: null == this.currentLastSelectedCell))) {
this.currentLastSelectedCell =
(lastSelected != null) ? new PositionCoordinate(lastSelected) : null;
}
if (!checkLabel && !anchorChanged && !lastSelectedChanged) {
return;
}
String anchorRowLabel = null;
String anchorColumnLabel = null;
if (this.currentAnchor.columnPosition >= 0 && this.currentAnchor.rowPosition >= 0) {
if (anchorChanged || checkLabel) {
anchorRowLabel = getRowLabel(this.currentAnchor.rowPosition);
if (anchorRowLabel != null) {
anchorColumnLabel = getColumnLabel(this.currentAnchor.columnPosition);
if (anchorColumnLabel == null) {
anchorRowLabel = null;
}
}
} else if (this.selection != null) {
anchorRowLabel = this.selection.getAnchorRowLabel();
anchorColumnLabel = this.selection.getAnchorColumnLabel();
}
}
if (anchorRowLabel == null) {
return;
}
String lastSelectedRowLabel = null;
String lastSelectedColumnLabel = null;
if (this.currentLastSelectedCell != null
&& this.currentLastSelectedCell.columnPosition >= 0
&& this.currentLastSelectedCell.rowPosition >= 0) {
if (lastSelectedChanged || checkLabel) {
lastSelectedRowLabel = getRowLabel(this.currentLastSelectedCell.rowPosition);
if (lastSelectedRowLabel != null) {
lastSelectedColumnLabel = getColumnLabel(this.currentLastSelectedCell.columnPosition);
if (lastSelectedColumnLabel == null) {
lastSelectedRowLabel = null;
}
}
} else if (this.selection != null) {
lastSelectedRowLabel = this.selection.getLastSelectedCellRowLabel();
lastSelectedColumnLabel = this.selection.getLastSelectedCellColumnLabel();
}
}
selection =
new RDataTableSelection(
anchorRowLabel, anchorColumnLabel,
lastSelectedRowLabel, lastSelectedColumnLabel);
}
if (selection.equals(this.selection)) {
return;
}
this.selection = selection;
final SelectionChangedEvent event = new SelectionChangedEvent(this, this.selection);
for (final ISelectionChangedListener listener : this.selectionListeners.toArray()) {
listener.selectionChanged(event);
}
}
