/*
* (non-Javadoc)
*
* @see java.lang.Object#finalize()
*/
@Override
protected void finalize() throws Throwable {
updateQueue.shutdown();
super.finalize();
}
public MetaDataDeclarationEditor(AbstractDataReader reader, final boolean showMetaDataEditor) {
super(new BorderLayout());
backGroundGray = this.getBackground();
this.reader = reader;
metadataTable = new MetaDataTable();
previewTable = new PreviewTable();
ExtendedJScrollPane metadataPane = new ExtendedJScrollPane(metadataTable);
ExtendedJScrollPane dataPane =
new ExtendedJScrollPane(previewTable) {
private static final long serialVersionUID = 1L;
// Only show column header if there is no MetaDataTable
@Override
public void setColumnHeaderView(Component view) {
if (!showMetaDataEditor) {
super.setColumnHeaderView(view);
}
} // alternative work around: dataPane.setColumnHeader(null);
};
metadataColumnListener =
new TableColumnModelListener() {
@Override
public void columnSelectionChanged(ListSelectionEvent e) {}
@Override
public void columnRemoved(TableColumnModelEvent e) {}
@Override
public void columnMoved(TableColumnModelEvent e) {}
@Override
public void columnMarginChanged(ChangeEvent e) {
assert previewTable.getColumnCount() == metadataTable.getColumnCount();
for (int i = 0; i < previewTable.getColumnCount(); i++) {
int columnwidth = metadataTable.getColumnModel().getColumn(i).getWidth();
int oldwidth = previewTable.getColumnModel().getColumn(i).getPreferredWidth();
if (oldwidth == columnwidth) {
continue;
}
previewTable.getColumnModel().getColumn(i).setPreferredWidth(columnwidth);
}
previewTable.doLayout();
previewTable.repaint();
}
@Override
public void columnAdded(TableColumnModelEvent e) {}
};
if (showMetaDataEditor) {
metadataPane.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);
// synchronize the the scroll bars:
metadataPane.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS);
JScrollBar bar = metadataPane.getVerticalScrollBar();
JScrollBar dummyBar =
new JScrollBar() {
private static final long serialVersionUID = 1L;
@Override
public void paint(Graphics g) {
// Color c = getParent().getBackground();
g.setColor(backGroundGray);
g.fillRect(0, 0, this.getSize().width, this.getSize().height);
}
};
dummyBar.setPreferredSize(bar.getPreferredSize());
metadataPane.setVerticalScrollBar(dummyBar);
final JScrollBar bar1 = metadataPane.getHorizontalScrollBar();
JScrollBar bar2 = dataPane.getHorizontalScrollBar();
bar2.addAdjustmentListener(
new AdjustmentListener() {
@Override
public void adjustmentValueChanged(AdjustmentEvent e) {
bar1.setValue(e.getValue());
}
});
/*
* Synchronize the column margins if they are changed:
*/
// propagate metadataTable margin changes to previewTable:
metadataTable.getColumnModel().addColumnModelListener(metadataColumnListener);
metadataPane.setPreferredSize(new Dimension(400, 103)); // ugly
this.add(metadataPane, BorderLayout.NORTH);
}
this.add(dataPane, BorderLayout.CENTER);
this.doLayout();
updateQueue.start();
}