setFocusPolicy(Qt::ClickFocus);
setMouseTracking(true);
- connect(&_view.session(), SIGNAL(signals_changed()),
- this, SLOT(on_signals_changed()));
-
connect(&_view, SIGNAL(signals_moved()),
this, SLOT(on_signals_moved()));
-
- // Trigger the initial event manually. The default device has signals
- // which were created before this object came into being
- on_signals_changed();
}
QSize Header::sizeHint() const
{
- int max_width = 0;
-
- const vector< shared_ptr<RowItem> > row_items(_view.child_items());
- for (shared_ptr<RowItem> r : row_items) {
- assert(r);
-
- if (r->enabled()) {
- max_width = max(max_width, (int)r->label_rect(0).width());
- }
- }
-
- return QSize(max_width + Padding + BaselineOffset, 0);
+ QRectF max_rect(-Padding, 0, Padding, 0);
+ for (auto &i : _view)
+ if (i->enabled())
+ max_rect = max_rect.united(i->label_rect(0));
+ return QSize(max_rect.width() + Padding + BaselineOffset, 0);
}
shared_ptr<RowItem> Header::get_mouse_over_row_item(const QPoint &pt)
{
const int w = width() - BaselineOffset;
- const vector< shared_ptr<RowItem> > row_items(_view.child_items());
-
- for (const shared_ptr<RowItem> r : row_items)
- {
- assert(r);
- if (r->enabled() && r->label_rect(w).contains(pt))
- return r;
- }
-
+ for (auto &i : _view)
+ if (i->enabled() && i->label_rect(w).contains(pt))
+ return i;
return shared_ptr<RowItem>();
}
void Header::clear_selection()
{
- const vector< shared_ptr<RowItem> > row_items(_view.child_items());
- for (const shared_ptr<RowItem> r : row_items) {
+ for (auto &i : _view)
+ i->select(false);
+ update();
+}
+
+void Header::signals_updated()
+{
+ for (shared_ptr<RowItem> r : _view) {
assert(r);
- r->select(false);
+ connect(r.get(), SIGNAL(appearance_changed()),
+ this, SLOT(on_trace_changed()));
}
+}
- update();
+void Header::show_popup(const shared_ptr<RowItem> &item)
+{
+ using pv::widgets::Popup;
+
+ Popup *const p = item->create_popup(&_view);
+ if (!p)
+ return;
+
+ const QPoint pt(width() - BaselineOffset, item->get_y());
+ p->set_position(mapToGlobal(pt), Popup::Right);
+ p->show();
}
void Header::paintEvent(QPaintEvent*)
// would be clipped away.
const int w = width() - BaselineOffset;
- vector< shared_ptr<RowItem> > row_items(_view.child_items());
+ vector< shared_ptr<RowItem> > row_items(
+ _view.begin(), _view.end());
+
stable_sort(row_items.begin(), row_items.end(),
[](const shared_ptr<RowItem> &a, const shared_ptr<RowItem> &b) {
return a->v_offset() < b->v_offset(); });
{
assert(event);
- const vector< shared_ptr<RowItem> > row_items(_view.child_items());
-
if (event->button() & Qt::LeftButton) {
_mouse_down_point = event->pos();
// Save the offsets of any signals which will be dragged
- for (const shared_ptr<RowItem> r : row_items)
+ for (const shared_ptr<RowItem> r : _view)
if (r->selected())
_drag_row_items.push_back(
make_pair(r, r->v_offset()));
if (~QApplication::keyboardModifiers() & Qt::ControlModifier) {
// Unselect all other signals because the Ctrl is not
// pressed
- for (const shared_ptr<RowItem> r : row_items)
+ for (const shared_ptr<RowItem> r : _view)
if (r != mouse_over_row_item)
r->select(false);
}
void Header::mouseReleaseEvent(QMouseEvent *event)
{
- using pv::widgets::Popup;
-
assert(event);
if (event->button() == Qt::LeftButton) {
if (_dragging)
{
const shared_ptr<RowItem> mouse_over_row_item =
get_mouse_over_row_item(event->pos());
- if (mouse_over_row_item) {
- const int w = width() - BaselineOffset;
- Popup *const p =
- mouse_over_row_item->create_popup(&_view);
- p->set_position(mapToGlobal(QPoint(w,
- mouse_over_row_item->get_y())),
- Popup::Right);
- p->show();
- }
+ if (mouse_over_row_item)
+ show_popup(mouse_over_row_item);
}
_dragging = false;
void Header::contextMenuEvent(QContextMenuEvent *event)
{
const shared_ptr<RowItem> r = get_mouse_over_row_item(_mouse_point);
+ if (!r)
+ return;
+
+ QMenu *const menu = r->create_context_menu(this);
+ if (!menu)
+ return;
- if (r)
- r->create_context_menu(this)->exec(event->globalPos());
+ menu->exec(event->globalPos());
}
void Header::keyPressEvent(QKeyEvent *e)
{
case Qt::Key_Delete:
{
- const vector< shared_ptr<RowItem> > row_items(_view.child_items());
- for (const shared_ptr<RowItem> r : row_items)
+ for (const shared_ptr<RowItem> r : _view)
if (r->selected())
r->delete_pressed();
break;
}
}
-void Header::on_signals_changed()
-{
- const vector< shared_ptr<RowItem> > row_items(_view.child_items());
- for (shared_ptr<RowItem> r : row_items) {
- assert(r);
- connect(r.get(), SIGNAL(visibility_changed()),
- this, SLOT(on_trace_changed()));
- connect(r.get(), SIGNAL(text_changed()),
- this, SLOT(on_trace_changed()));
- connect(r.get(), SIGNAL(colour_changed()),
- this, SLOT(update()));
- }
-}
-
void Header::on_signals_moved()
{
update();