Java TableRow.getIndex方法代码示例

import javafx.scene.control.TableRow; //导入方法依赖的package包/类
public Point2D getPoint(TableView<?> tableView, int columnIndex, int rowIndex) {
    Set<Node> tableRowCell = tableView.lookupAll(".table-row-cell");
    TableRow<?> row = null;
    for (Node tableRow : tableRowCell) {
        TableRow<?> r = (TableRow<?>) tableRow;
        if (r.getIndex() == rowIndex) {
            row = r;
            break;
        }
    }
    Set<Node> cells = row.lookupAll(".table-cell");
    for (Node node : cells) {
        TableCell<?, ?> cell = (TableCell<?, ?>) node;
        if (tableView.getColumns().indexOf(cell.getTableColumn()) == columnIndex) {
            Bounds bounds = cell.getBoundsInParent();
            Point2D localToParent = cell.localToParent(bounds.getWidth() / 2, bounds.getHeight() / 2);
            Point2D rowLocal = row.localToScene(localToParent, true);
            return rowLocal;
        }
    }
    return null;
}
 

import javafx.scene.control.TableRow; //导入方法依赖的package包/类
public TableCell<?, ?> getVisibleCellAt(TableView<?> tableView, int row, int column) {
    Set<Node> lookupAll = getTableCells(tableView);
    TableCell<?, ?> cell = null;
    for (Node node : lookupAll) {
        TableCell<?, ?> cell1 = (TableCell<?, ?>) node;
        TableRow<?> tableRow = cell1.getTableRow();
        TableColumn<?, ?> tableColumn = cell1.getTableColumn();
        if (tableRow.getIndex() == row && tableColumn == tableView.getColumns().get(column)) {
            cell = cell1;
            break;
        }
    }
    if (cell != null) {
        return cell;
    }
    return null;
}
 

import javafx.scene.control.TableRow; //导入方法依赖的package包/类
private void recomputeVisibleIndexes() {
    firstIndex = -1;
    lastIndex = -1;

    // Work out which of the rows are visible
    double tblViewHeight = tableView.getHeight();
    double headerHeight = tableView.lookup(".column-header-background").getBoundsInLocal().getHeight();
    double viewPortHeight = tblViewHeight - headerHeight;
    for(TableRow<T> r : rows) {
        double minY = r.getBoundsInParent().getMinY();
        double maxY = r.getBoundsInParent().getMaxY();

        boolean hidden  = (maxY < 0) || (minY > viewPortHeight);
        // boolean fullyVisible = !hidden && (maxY <= viewPortHeight) && (minY >= 0);
        if (!hidden) {
            if (firstIndex < 0 || r.getIndex() < firstIndex) {
                firstIndex = r.getIndex();
            }
            if (lastIndex < 0 || r.getIndex() > lastIndex) {
                lastIndex = r.getIndex();
            }
        }
    }
}
 

import javafx.scene.control.TableRow; //导入方法依赖的package包/类
private void updateRowHighlight(TableRow<Map<String, String>> row) {
    int r = 160;
    int g = 160;
    int b = 160;
    if (highlightedRows.isEmpty()) {
        r = 255;
        g = 255;
        b = 255;
    } else if (highlightedRows.contains(row.getIndex())) {
        r = 200;
        g = 255;
        b = 200;
    }
    if (row.getIndex() % 2 == 1) {
        r = Math.max(0, r-16);
        g = Math.max(0, g-16);
        b = Math.max(0, b-16);
    }
    row.setBackground(new Background(new BackgroundFill(Color.rgb(r, g, b), null, null)));
}
 

import javafx.scene.control.TableRow; //导入方法依赖的package包/类
@Override
public TableCell<ObservableList<StringProperty>,String> call(TableColumn<ObservableList<StringProperty>,String> param) {
    return new TextFieldTableCell<ObservableList<StringProperty>, String>(( new DefaultStringConverter() )) {
	@Override
	public void updateItem(String s, boolean b) {
	    super.updateItem(s, b);
	    TableRow row = getTableRow();
	    if (row != null && (row.getIndex()+1 == this.getTableView().getItems().size()) || (cutoff && row != null && row.getIndex() == 0)) {
		setDisable(true);
		setEditable(false);
		this.setStyle("-fx-text-fill: grey");
	    }
	}
    };
}
 

import javafx.scene.control.TableRow; //导入方法依赖的package包/类
protected void updateCells(boolean resetChildren) {
	// To avoid a potential memory leak (when the TableColumns in the
	// TableView are created/inserted/removed/deleted, we have a 'refresh
	// counter' that when we reach 0 will delete all cells in this row
	// and recreate all of them.
	if (resetChildren) {
		if (fullRefreshCounter == 0) {
			recreateCells();
		}
		fullRefreshCounter--;
	}

	// if clear isn't called first, we can run into situations where the
	// cells aren't updated properly.
	final boolean cellsEmpty = cells.isEmpty();
	cells.clear();

	TableRow<T> skinnable = getSkinnable();
	final int skinnableIndex = skinnable.getIndex();
	final List<? extends TableColumnBase/* <T,?> */> visibleLeafColumns = getVisibleLeafColumns();

	for (int i = 0, max = visibleLeafColumns.size(); i < max; i++) {
		TableColumnBase<T, ?> col = visibleLeafColumns.get(i);
		System.out.println(col.getText());
		TableCell<T, ?> cell = null;

		if (cellsMap.containsKey(col)) {
			cell = cellsMap.get(col).get();

			// the reference has been gc'd, remove key entry from map
			if (cell == null) {
				cellsMap.remove(col);
			}
		}

		if (cell == null) {
			// if the cell is null it means we don't have it in cache and
			// need to create it
			cell = createCell(col);
		}

		updateCell(cell, skinnable);
		cell.updateIndex(skinnableIndex);
		cells.add(cell);
	}

	// update children of each row
	if (!fixedCellSizeEnabled && (resetChildren || cellsEmpty)) {
		getChildren().setAll(cells);
	}
}