void StateDiagramView::dropEvent(QDropEvent * e)
{
BrowserState * mach =
BrowserState::get_machine(the_canvas()->browser_diagram());
BrowserNode * bn;
QPointF p = mapToScene(e->pos());
if ((bn = UmlDrag::decode(e, UmlState, TRUE)) != 0) {
if (the_canvas()->already_drawn(bn))
msg_information("Douml", TR("already drawn"));
else if (BrowserState::get_machine(bn) != mach)
msg_information("Douml", TR("illegal"));
else {
history_save();
// mettre des contraintes sur la validite ?
StateCanvas * c =
new StateCanvas(bn, the_canvas(), p.x(), p.y());
history_protected = TRUE;
c->show();
c->upper();
canvas()->update();
StateCanvas::force_inside(c, TRUE);
canvas()->update();
history_protected = FALSE;
window()->package_modified();
}
}
else if ((bn = UmlDrag::decode(e, UmlPackage)) != 0) {
history_save();
PackageCanvas * pk =
new PackageCanvas(bn, the_canvas(), p.x(), p.y(), 0);
history_protected = TRUE;
pk->show();
pk->upper();
canvas()->update();
window()->package_modified();
}
else if ((bn = UmlDrag::decode(e, UmlPseudoState, TRUE)) != 0) {
if (the_canvas()->already_drawn(bn))
msg_information("Douml", TR("already drawn"));
else if (BrowserState::get_machine(bn) != mach)
msg_information("Douml", TR("illegal"));
else {
history_save();
// mettre des contraintes sur la validite ?
PseudoStateCanvas * c =
new PseudoStateCanvas(bn, the_canvas(), p.x(), p.y());
history_protected = TRUE;
c->show();
c->upper();
StateCanvas::force_inside(c, FALSE);
canvas()->update();
history_protected = FALSE;
window()->package_modified();
}
}
else if ((bn = UmlDrag::decode(e, UmlStateAction, TRUE)) != 0) {
if (the_canvas()->already_drawn(bn))
msg_information("Douml", TR("already drawn"));
else if (BrowserState::get_machine(bn) != mach)
msg_information("Douml", TR("illegal"));
else {
history_save();
// mettre des contraintes sur la validite ?
StateActionCanvas * c =
new StateActionCanvas(bn, the_canvas(), p.x(), p.y());
history_protected = TRUE;
c->show();
c->upper();
StateCanvas::force_inside(c, FALSE);
canvas()->update();
history_protected = FALSE;
window()->package_modified();
}
}
else if ((bn = UmlDrag::decode(e, UmlTransition, TRUE)) != 0) {
history_save();
history_protected = TRUE;
TransitionCanvas::drop(bn, the_canvas());
canvas()->update();
history_protected = FALSE;
}
else if (((bn = UmlDrag::decode(e, UmlClassDiagram)) != 0) ||
((bn = UmlDrag::decode(e, UmlUseCaseDiagram)) != 0) ||
((bn = UmlDrag::decode(e, UmlSeqDiagram)) != 0) ||
((bn = UmlDrag::decode(e, UmlColDiagram)) != 0) ||
((bn = UmlDrag::decode(e, UmlObjectDiagram)) != 0) ||
((bn = UmlDrag::decode(e, UmlStateDiagram)) != 0) ||
((bn = UmlDrag::decode(e, UmlComponentDiagram)) != 0) ||
((bn = UmlDrag::decode(e, UmlDeploymentDiagram)) != 0) ||
((bn = UmlDrag::decode(e, UmlStateDiagram, TRUE)) != 0) ||
((bn = UmlDrag::decode(e, UmlActivityDiagram, TRUE)) != 0)) {
history_save();
IconCanvas * ic = new IconCanvas(bn, the_canvas(), p.x(), p.y(), 0);
history_protected = TRUE;
ic->show();
ic->upper();
canvas()->update();
history_protected = FALSE;
window()->package_modified();
}
}
void StateDiagramView::mousePressEvent(QMouseEvent * e)
{
QPoint diagramPoint(e->x(), e->y());
QPointF scenePoint = mapToScene(diagramPoint);
if (!window()->frozen()) {
UmlCode action = window()->buttonOn();
switch (action) {
case UmlState: {
history_protected = TRUE;
unselect_all();
window()->selectOn();
history_save();
QGraphicsItem * ci = the_canvas()->collision(scenePoint.toPoint());
DiagramItem * di;
bool specified = ((ci != 0) &&
((di = QCanvasItemToDiagramItem(ci)) != 0) &&
(di->typeUmlCode() == UmlState) &&
((BrowserState *)((StateCanvas *) di)->get_bn())->may_contains(action));
BrowserNode * parent;
if (specified) {
if ((parent = ((StateCanvas *) di)->pointed_region(scenePoint.toPoint())) == 0)
parent = ((StateCanvas *) di)->get_bn();
}
else
parent = (BrowserNode *) window()->browser_diagram()->parent();
BrowserNode * b = BrowserState::get_state(parent);
if (b != 0) {
if (the_canvas()->already_drawn(b)) {
msg_information("Douml", TR("already drawn"));
history_protected = FALSE;
return;
}
// may be added in a the state's region rather than the state
StateCanvas * c = new StateCanvas(b, the_canvas(), scenePoint.x(), scenePoint.y());
c->show();
c->upper();
canvas()->update();
StateCanvas::force_inside(c, TRUE);
canvas()->update();
history_protected = FALSE;
window()->package_modified();
return; // canvas already updated
}
}
break;
case UmlRegion: {
history_protected = TRUE;
unselect_all();
window()->selectOn();
history_save();
QGraphicsItem * ci = the_canvas()->collision(scenePoint.toPoint());
DiagramItem * di;
if ((ci != 0) &&
((di = QCanvasItemToDiagramItem(ci)) != 0) &&
(di->typeUmlCode() == UmlState) &&
((BrowserState *)((StateCanvas *) di)->get_bn())->may_contains(action)) {
BrowserRegion::add_region(((StateCanvas *) di)->get_bn());
window()->package_modified();
}
}
break;
case InitialPS:
case EntryPointPS:
case FinalPS:
case TerminatePS:
case ExitPointPS:
case DeepHistoryPS:
case ShallowHistoryPS:
case JunctionPS:
case ChoicePS:
case ForkPS:
case JoinPS: {
history_protected = TRUE;
unselect_all();
window()->selectOn();
history_save();
QGraphicsItem * ci = the_canvas()->collision(scenePoint.toPoint());
DiagramItem * di;
bool specified = ((ci != 0) &&
((di = QCanvasItemToDiagramItem(ci)) != 0) &&
(di->typeUmlCode() == UmlState) &&
((BrowserState *)((StateCanvas *) di)->get_bn())->may_contains(action));
BrowserNode * parent;
if (specified) {
if ((parent = ((StateCanvas *) di)->pointed_region(scenePoint.toPoint())) == 0)
parent = ((StateCanvas *) di)->get_bn();
}
else
parent = (BrowserNode *) window()->browser_diagram()->parent();
BrowserNode * b = BrowserPseudoState::get_pseudostate(parent, action);
if (b != 0) {
PseudoStateCanvas * c =
// may be added in a the state's region rather than the state
new PseudoStateCanvas(b, the_canvas(), scenePoint.x(), scenePoint.y());
c->show();
c->upper();
StateCanvas::force_inside(c, FALSE);
window()->package_modified();
}
}
break;
case UmlStateAction:
case UmlSignalIn:
case UmlSignalOut: {
history_protected = TRUE;
unselect_all();
window()->selectOn();
history_save();
QGraphicsItem * ci = the_canvas()->collision(scenePoint.toPoint());
DiagramItem * di;
bool specified = ((ci != 0) &&
((di = QCanvasItemToDiagramItem(ci)) != 0) &&
(di->typeUmlCode() == UmlState) &&
((BrowserState *)((StateCanvas *) di)->get_bn())->may_contains(UmlStateAction));
BrowserNode * parent;
if (specified) {
if ((parent = ((StateCanvas *) di)->pointed_region(scenePoint.toPoint())) == 0)
parent = ((StateCanvas *) di)->get_bn();
}
else
parent = (BrowserNode *) window()->browser_diagram()->parent();
BrowserNode * b = BrowserStateAction::add_stateaction(parent);
switch (action) {
case UmlSignalIn:
((StateActionData *) b->get_data())->set_stereotype("receive-signal");
break;
case UmlSignalOut:
((StateActionData *) b->get_data())->set_stereotype("send-signal");
break;
default: // to avoid warning
break;
}
StateActionCanvas * c =
// may be added in a the state's region rather than the state
new StateActionCanvas(b, the_canvas(), scenePoint.x(), scenePoint.y());
c->show();
c->upper();
StateCanvas::force_inside(c, FALSE);
window()->package_modified();
}
break;
default:
DiagramView::mousePressEvent(e);
return;
}
canvas()->update();
history_protected = FALSE;
}
else
DiagramView::mousePressEvent(e);
}
PseudoStateCanvas * PseudoStateCanvas::read(char * & st, UmlCanvas * canvas,
char * k)
{
if (!strcmp(k, "pseudostatecanvas_ref"))
return ((PseudoStateCanvas *) dict_get(read_id(st), "PseudoStateCanvas", canvas));
else if (!strcmp(k, "pseudostatecanvas")) {
int id = read_id(st);
BrowserPseudoState * ps = BrowserPseudoState::read_ref(st);
PseudoStateCanvas * result = new PseudoStateCanvas(canvas, id);
result->browser_node = ps;
connect(ps->get_data(), SIGNAL(changed()), result, SLOT(modified()));
connect(ps->get_data(), SIGNAL(deleted()), result, SLOT(deleted()));
connect(DrawingSettings::instance(), SIGNAL(changed()), result, SLOT(modified()));
k = read_keyword(st);
if (!strcmp(k, "horizontal")) {
result->horiz = TRUE;
k = read_keyword(st);
}
if (!strcmp(k, "xyzwh")) {
read_xyzwh(st, result);
result->manual_size = TRUE;
}
else if (strcmp(k, "xyz"))
wrong_keyword(k, "xyz");
else
read_xyz(st, result);
if (!ps->allow_empty()) {
result->label = new LabelCanvas(ps->get_name(), canvas, 0, 0);
read_keyword(st, "label_xy");
read_xy(st, result->label);
result->label->setZ(result->z());
result->label->set_center100();
}
if (read_file_format() >= 58) {
k = read_keyword(st);
result->read_stereotype_property(st, k); // updates k
if (strcmp(k, "end"))
wrong_keyword(k, "end");
}
result->set_xpm();
if (result->manual_size) {
result->width_scale100 = result->width();
result->height_scale100 = result->height();
}
result->set_center100();
result->show();
result->check_stereotypeproperties();
if (canvas->paste())
result->remove_if_already_present();
return result;
}
else
return 0;
}
