use of easik.sketch.util.graph.SketchGraphModel in project fql by CategoricalData.
the class JDBCViewUpdateMonitor method getDialogOptions.
/**
* Gets the options needed for open a dialog for row insertion: map of
* attribute names to their type, and a map of foreign key names to a JTable
* of data they point to.
*
* @param table
* The node representing the table who's information we want
* @return Wrapper class holding the maps needed for insertion dialog
*/
private DialogOptions getDialogOptions(final EntityNode table) {
@SuppressWarnings("unused") final HashSet<ModelConstraint<SketchFrame, SketchGraphModel, Sketch, EntityNode, SketchEdge>> constraints = new HashSet<ModelConstraint<SketchFrame, SketchGraphModel, Sketch, EntityNode, SketchEdge>>(table.getConstraints());
final HashMap<String, EasikType> attToType = new HashMap<>(25);
final LinkedHashMap<String, EntityNode> fKeys = new LinkedHashMap<>(10);
// find attributes, and map to their EasikType
for (final EntityAttribute<SketchFrame, SketchGraphModel, Sketch, EntityNode, SketchEdge> ea : table.getEntityAttributes()) {
attToType.put(ea.getName(), ea.getType());
}
// find all foreign keys, and add to foreign key set
for (final SketchEdge ske : table.getOutgoingEdges()) {
fKeys.put(cn.tableFK(ske), ske.getTargetEntity());
}
return new DialogOptions(attToType, fKeys);
}
use of easik.sketch.util.graph.SketchGraphModel in project fql by CategoricalData.
the class DeleteFromSketchAction method actionPerformed.
/**
* When the action is performed, selection is deleted if possible. Error is
* displayed if no graph item is selected.
*
* @param e
* The action event
*/
@Override
@SuppressWarnings({ "unchecked", "rawtypes" })
public void actionPerformed(ActionEvent e) {
Sketch _ourSketch = _theFrame.getMModel();
// The confirm delete message. If we're currently synced with a db, add
// that to the message;
String confirm = _ourSketch.isSynced() ? "Warning: this sketch is currently synced with a db; delete and break synchronization?" : "Are you sure you want to delete selected item(s)?";
if (JOptionPane.showConfirmDialog(_theFrame, confirm, "Warning!", JOptionPane.OK_CANCEL_OPTION, JOptionPane.WARNING_MESSAGE) == JOptionPane.CANCEL_OPTION) {
return;
}
Object[] currentSelection = _ourSketch.getSelectionCells();
if (currentSelection.length == 0) {
JOptionPane.showMessageDialog(_theFrame, "Operation must be performed with something selected", "Error", JOptionPane.ERROR_MESSAGE);
} else {
_ourSketch.getGraphModel().beginUpdate();
// First, delete any constraints:
for (Object o : currentSelection) {
if (o instanceof ModelConstraint) {
_ourSketch.removeConstraint((ModelConstraint<SketchFrame, SketchGraphModel, Sketch, EntityNode, SketchEdge>) o);
for (ViewNode v : _ourSketch.getViews()) {
if (v.getMModel().getConstraints().containsKey(((ModelConstraint<SketchFrame, SketchGraphModel, Sketch, EntityNode, SketchEdge>) o).getID())) {
v.getMModel().removeConstraint(((ModelConstraint) o));
}
}
}
}
// THEN any edges:
for (Object o : currentSelection) {
if (o instanceof SketchEdge) {
for (ViewNode v : _theFrame.getMModel().getViews()) {
if (v.getMModel().getEdges().containsKey(((SketchEdge) o).getName())) {
// put up a warning cause this exists in a View
if (JOptionPane.showConfirmDialog(_theFrame, "SketchEdge " + ((SketchEdge) o).getName() + " exists in a View. Continue and delete in view as well?", "Warning!", JOptionPane.OK_CANCEL_OPTION, JOptionPane.WARNING_MESSAGE) == JOptionPane.CANCEL_OPTION) {
return;
}
// if we want to proceed and delete it...
v.getMModel().removeEdge(v.getMModel().getEdges().get(((SketchEdge) o).getName()));
}
}
_ourSketch.removeEdge((SketchEdge) o);
}
}
// Then finally, any entities.
for (Object o : currentSelection) {
if (o instanceof EntityNode) {
for (ViewNode v : _theFrame.getMModel().getViews()) {
if (v.getMModel().getEntityNodePairs().containsKey((o))) {
// put up a warning cause this exists in a View
if (JOptionPane.showConfirmDialog(_theFrame, "EntityNode " + ((EntityNode) o).getName() + " is being queried by a View. Continue and delete in view as well?", "Warning!", JOptionPane.OK_CANCEL_OPTION, JOptionPane.WARNING_MESSAGE) == JOptionPane.CANCEL_OPTION) {
return;
}
// if we want to proceed and delete it...
v.getMModel().removeNode(v.getMModel().getEntityNodePairs().get(o));
}
}
_ourSketch.removeNode((EntityNode) o);
}
}
_ourSketch.setDirty();
_ourSketch.getGraphModel().endUpdate();
_ourSketch.setSynced(false);
}
// Clear selection after things have been deleted
_ourSketch.clearSelection();
}
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