public TableViewRowEditor() {
setContent(scrollPane);
scrollPane.getStyles().put("backgroundColor", null);
scrollPane.setView(cardPane);
scrollPane
.getViewportListeners()
.add(
new ViewportListener.Adapter() {
@Override
public void scrollLeftChanged(Viewport viewport, int previousScrollLeft) {
if (tableViewScrollPane != null) {
tableViewScrollPane.setScrollLeft(viewport.getScrollLeft());
}
}
});
cardPane.add(new ImageView(rowImage));
cardPane.add(tablePane);
cardPane
.getCardPaneListeners()
.add(
new CardPaneListener.Adapter() {
@Override
public void selectedIndexChanged(
CardPane cardPaneArgument, int previousSelectedIndex) {
if (previousSelectedIndex == IMAGE_CARD_INDEX) {
editorRow.get(columnIndex).requestFocus();
} else {
endEdit(false);
}
}
});
tablePane.getStyles().put("horizontalSpacing", 1);
tablePane.getRows().add(editorRow);
}
@Override
public void beginEdit(
TableView tableViewArgument, int rowIndexArgument, int columnIndexArgument) {
this.tableView = tableViewArgument;
this.rowIndex = rowIndexArgument;
this.columnIndex = columnIndexArgument;
Container tableViewParent = tableViewArgument.getParent();
tableViewScrollPane =
(tableViewParent instanceof ScrollPane) ? (ScrollPane) tableViewParent : null;
// Add/create the editor components
TableView.ColumnSequence tableViewColumns = tableViewArgument.getColumns();
TablePane.ColumnSequence tablePaneColumns = tablePane.getColumns();
for (int i = 0, n = tableViewColumns.getLength(); i < n; i++) {
// Add a new column to the table pane to match the table view column
TablePane.Column tablePaneColumn = new TablePane.Column();
tablePaneColumn.setWidth(tableViewArgument.getColumnBounds(i).width);
tablePaneColumns.add(tablePaneColumn);
// Determine which component to use as the editor for this column
String columnName = tableViewColumns.get(i).getName();
Component editorComponent = null;
if (columnName != null) {
editorComponent = cellEditors.get(columnName);
}
// Default to a read-only text input editor
if (editorComponent == null) {
TextInput editorTextInput = new TextInput();
editorTextInput.setTextKey(columnName);
editorTextInput.setEnabled(false);
editorTextInput.setTextBindType(BindType.LOAD);
editorComponent = editorTextInput;
}
// Add the editor component to the table pane
editorRow.add(editorComponent);
}
// Get the data being edited
List<?> tableData = tableViewArgument.getTableData();
Object tableRow = tableData.get(rowIndexArgument);
// Load the row data into the editor components
tablePane.load(tableRow);
// Get the row bounds
Bounds rowBounds = tableViewArgument.getRowBounds(rowIndexArgument);
rowImage.bounds = rowBounds;
// Scroll to make the row as visible as possible
tableViewArgument.scrollAreaToVisible(
rowBounds.x, rowBounds.y, rowBounds.width, rowBounds.height);
// Constrain the bounds by what is visible through viewport ancestors
rowBounds = tableViewArgument.getVisibleArea(rowBounds);
Point location =
tableViewArgument.mapPointToAncestor(
tableViewArgument.getDisplay(), rowBounds.x, rowBounds.y);
// Set size and location and match scroll left
setPreferredWidth(rowBounds.width);
setLocation(location.x, location.y + (rowBounds.height - getPreferredHeight(-1)) / 2);
if (tableViewScrollPane != null) {
scrollPane.setScrollLeft(tableViewScrollPane.getScrollLeft());
}
// Open the editor
open(tableViewArgument.getWindow());
// Start the transition
cardPane.setSelectedIndex(EDITOR_CARD_INDEX);
}