X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fview%2Fheader.cpp;h=dec5c20cbabfad042ec785886a2a2be9ca747e40;hp=125d3c2430ba868d95c0f535e162d9279dda9e90;hb=9d28da5ae394e572dedf0ec22c17fd259825e1c9;hpb=2e57535108a0ae2e5d1ee454f1e61b71d23afdb3 diff --git a/pv/view/header.cpp b/pv/view/header.cpp index 125d3c24..dec5c20c 100644 --- a/pv/view/header.cpp +++ b/pv/view/header.cpp @@ -28,13 +28,14 @@ #include -#include -#include +#include #include #include #include #include +#include + using namespace boost; using namespace std; @@ -42,111 +43,235 @@ namespace pv { namespace view { Header::Header(View &parent) : - QWidget(&parent), - _view(parent), - _action_set_name(new QAction(tr("Set &Name..."), this)), - _action_set_colour(new QAction(tr("Set &Colour..."), this)) + MarginWidget(parent), + _dragging(false) { + setFocusPolicy(Qt::ClickFocus); setMouseTracking(true); - connect(_action_set_name, SIGNAL(triggered()), - this, SLOT(on_action_set_name_triggered())); - connect(_action_set_colour, SIGNAL(triggered()), - this, SLOT(on_action_set_colour_triggered())); + connect(&_view.session(), SIGNAL(signals_changed()), + this, SLOT(on_signals_changed())); + + connect(&_view, SIGNAL(signals_moved()), + this, SLOT(on_signals_moved())); +} + +shared_ptr Header::get_mouse_over_trace(const QPoint &pt) +{ + const int w = width(); + const vector< shared_ptr > traces(_view.get_traces()); + + BOOST_FOREACH(const shared_ptr t, traces) + { + assert(t); + if (t->pt_in_label_rect(0, w, pt)) + return t; + } + + return shared_ptr(); } -void Header::paintEvent(QPaintEvent *event) +void Header::clear_selection() +{ + const vector< shared_ptr > traces(_view.get_traces()); + BOOST_FOREACH(const shared_ptr t, traces) { + assert(t); + t->select(false); + } + + update(); +} + +void Header::paintEvent(QPaintEvent*) { const int w = width(); - const vector< shared_ptr > &sigs = - _view.session().get_signals(); + const vector< shared_ptr > traces(_view.get_traces()); QPainter painter(this); painter.setRenderHint(QPainter::Antialiasing); - const int v_offset = _view.v_offset(); - BOOST_FOREACH(const shared_ptr s, sigs) + const bool dragging = !_drag_traces.empty(); + BOOST_FOREACH(const shared_ptr t, traces) { - assert(s); + assert(t); - const QRect signal_heading_rect( - 0, s->get_v_offset() - v_offset, - w, View::SignalHeight); - - s->paint_label(painter, signal_heading_rect, - s->pt_in_label_rect(signal_heading_rect, _mouse_point)); + const bool highlight = !dragging && t->pt_in_label_rect( + 0, w, _mouse_point); + t->paint_label(painter, w, highlight); } painter.end(); } -void Header::mouseMoveEvent(QMouseEvent *event) +void Header::mousePressEvent(QMouseEvent *event) { assert(event); - _mouse_point = event->pos(); + + const vector< shared_ptr > traces(_view.get_traces()); + + if (event->button() & Qt::LeftButton) { + _mouse_down_point = event->pos(); + + // Save the offsets of any signals which will be dragged + BOOST_FOREACH(const shared_ptr t, traces) + if (t->selected()) + _drag_traces.push_back( + make_pair(t, t->get_v_offset())); + } + + // Select the signal if it has been clicked + const shared_ptr mouse_over_trace = + get_mouse_over_trace(event->pos()); + if (mouse_over_trace) { + if (mouse_over_trace->selected()) + mouse_over_trace->select(false); + else { + mouse_over_trace->select(true); + + if (~QApplication::keyboardModifiers() & + Qt::ControlModifier) + _drag_traces.clear(); + + // Add the signal to the drag list + if (event->button() & Qt::LeftButton) + _drag_traces.push_back( + make_pair(mouse_over_trace, + mouse_over_trace->get_v_offset())); + } + } + + if (~QApplication::keyboardModifiers() & Qt::ControlModifier) { + // Unselect all other signals because the Ctrl is not + // pressed + BOOST_FOREACH(const shared_ptr t, traces) + if (t != mouse_over_trace) + t->select(false); + } + + selection_changed(); update(); } -void Header::leaveEvent(QEvent *event) +void Header::mouseReleaseEvent(QMouseEvent *event) { - _mouse_point = QPoint(-1, -1); - update(); + using pv::widgets::Popup; + + assert(event); + if (event->button() == Qt::LeftButton) { + if (_dragging) + _view.normalize_layout(); + else + { + const shared_ptr mouse_over_trace = + get_mouse_over_trace(event->pos()); + if (mouse_over_trace) { + Popup *const p = + mouse_over_trace->create_popup(&_view); + p->set_position(mapToGlobal(QPoint(width(), + mouse_over_trace->get_y())), + Popup::Right); + p->show(); + } + } + + _dragging = false; + _drag_traces.clear(); + } } -void Header::contextMenuEvent(QContextMenuEvent *event) +void Header::mouseMoveEvent(QMouseEvent *event) { - const int w = width(); - const vector< shared_ptr > &sigs = - _view.session().get_signals(); + assert(event); + _mouse_point = event->pos(); - const int v_offset = _view.v_offset(); - BOOST_FOREACH(const shared_ptr s, sigs) - { - assert(s); + if (!(event->buttons() & Qt::LeftButton)) + return; - const QRect signal_heading_rect( - 0, s->get_v_offset() - v_offset, - w, View::SignalHeight); + if ((event->pos() - _mouse_down_point).manhattanLength() < + QApplication::startDragDistance()) + return; - if(s->pt_in_label_rect(signal_heading_rect, _mouse_point)) { - QMenu menu(this); - menu.addAction(_action_set_name); - menu.addAction(_action_set_colour); + // Move the signals if we are dragging + if (!_drag_traces.empty()) + { + _dragging = true; - _context_signal = s; - menu.exec(event->globalPos()); - _context_signal.reset(); + const int delta = event->pos().y() - _mouse_down_point.y(); - break; + for (std::list, + int> >::iterator i = _drag_traces.begin(); + i != _drag_traces.end(); i++) { + const boost::shared_ptr trace((*i).first); + if (trace) { + const int y = (*i).second + delta; + const int y_snap = + ((y + View::SignalSnapGridSize / 2) / + View::SignalSnapGridSize) * + View::SignalSnapGridSize; + trace->set_v_offset(y_snap); + + // Ensure the trace is selected + trace->select(); + } + } + + signals_moved(); } + + update(); } -void Header::on_action_set_name_triggered() +void Header::leaveEvent(QEvent*) { - shared_ptr context_signal = _context_signal; - if(!context_signal) - return; + _mouse_point = QPoint(-1, -1); + update(); +} - const QString new_label = QInputDialog::getText(this, tr("Set Name"), - tr("Name"), QLineEdit::Normal, context_signal->get_name()); +void Header::contextMenuEvent(QContextMenuEvent *event) +{ + const shared_ptr t = get_mouse_over_trace(_mouse_point); - if(!new_label.isEmpty()) - context_signal->set_name(new_label); + if (t) + t->create_context_menu(this)->exec(event->globalPos()); } -void Header::on_action_set_colour_triggered() +void Header::keyPressEvent(QKeyEvent *e) { - shared_ptr context_signal = _context_signal; - if(!context_signal) - return; + assert(e); - const QColor new_colour = QColorDialog::getColor( - context_signal->get_colour(), this, tr("Set Colour")); + switch (e->key()) + { + case Qt::Key_Delete: + { + const vector< shared_ptr > traces(_view.get_traces()); + BOOST_FOREACH(const shared_ptr t, traces) + if (t->selected()) + t->delete_pressed(); + break; + } + } +} + +void Header::on_signals_changed() +{ + const vector< shared_ptr > traces(_view.get_traces()); + BOOST_FOREACH(shared_ptr t, traces) { + assert(t); + connect(t.get(), SIGNAL(visibility_changed()), + this, SLOT(update())); + connect(t.get(), SIGNAL(text_changed()), + this, SLOT(update())); + connect(t.get(), SIGNAL(colour_changed()), + this, SLOT(update())); + } +} - if(new_colour.isValid()) - context_signal->set_colour(new_colour); +void Header::on_signals_moved() +{ + update(); } + } // namespace view } // namespace pv