X-Git-Url: http://git.code-monkey.de/?a=blobdiff_plain;f=pv%2Fview%2Fheader.cpp;h=b85b1bb1c0a03cc5ed11249d0e4dd96df2865d26;hb=01fd32630269c1cfb99eb2b0d6060d7d19a42475;hp=2f02e7744782e330107c2484bd116536d0e7f506;hpb=8d634081d8b0cc741dd34d8c646474ff6754aea8;p=pulseview.git diff --git a/pv/view/header.cpp b/pv/view/header.cpp index 2f02e77..b85b1bb 100644 --- a/pv/view/header.cpp +++ b/pv/view/header.cpp @@ -28,6 +28,7 @@ #include +#include #include #include #include @@ -42,8 +43,7 @@ namespace pv { namespace view { Header::Header(View &parent) : - QWidget(&parent), - _view(parent), + MarginWidget(parent), _action_set_name(new QAction(tr("Set &Name..."), this)), _action_set_colour(new QAction(tr("Set &Colour..."), this)) { @@ -53,42 +53,153 @@ Header::Header(View &parent) : 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::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 *event) +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); - int 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 bool highlight = !dragging && t->pt_in_label_rect( + 0, w, _mouse_point); + t->paint_label(painter, w, highlight); + } + + painter.end(); +} - const QRect signal_heading_rect( - 0, offset, w, View::SignalHeight); +void Header::mousePressEvent(QMouseEvent *event) +{ + assert(event); - s->paint_label(painter, signal_heading_rect, - s->pt_in_label_rect(signal_heading_rect, _mouse_point)); + const vector< shared_ptr > traces(_view.get_traces()); - offset += View::SignalHeight; + 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())); } - painter.end(); + // 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::mouseReleaseEvent(QMouseEvent *event) +{ + assert(event); + if (event->button() == Qt::LeftButton) { + _drag_traces.clear(); + _view.normalize_layout(); + } } void Header::mouseMoveEvent(QMouseEvent *event) { assert(event); _mouse_point = event->pos(); + + // Move the signals if we are dragging + if (!_drag_traces.empty()) { + const int delta = event->pos().y() - _mouse_down_point.y(); + + 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::leaveEvent(QEvent *event) +void Header::leaveEvent(QEvent*) { _mouse_point = QPoint(-1, -1); update(); @@ -96,59 +207,62 @@ void Header::leaveEvent(QEvent *event) void Header::contextMenuEvent(QContextMenuEvent *event) { - const int w = width(); - const vector< shared_ptr > &sigs = - _view.session().get_signals(); - - int offset = -_view.v_offset(); - BOOST_FOREACH(const shared_ptr s, sigs) - { - assert(s); - - const QRect signal_heading_rect( - 0, offset, w, View::SignalHeight); + const shared_ptr t = get_mouse_over_trace(_mouse_point); - if(s->pt_in_label_rect(signal_heading_rect, _mouse_point)) { - QMenu menu(this); - menu.addAction(_action_set_name); - menu.addAction(_action_set_colour); - - _context_signal = s; - menu.exec(event->globalPos()); - _context_signal.reset(); + if (!t) + return; - break; - } + QMenu menu(this); + menu.addAction(_action_set_name); + menu.addAction(_action_set_colour); - offset += View::SignalHeight; - } + _context_trace = t; + menu.exec(event->globalPos()); + _context_trace.reset(); } void Header::on_action_set_name_triggered() { - shared_ptr context_signal = _context_signal; - if(!context_signal) + bool ok = false; + + shared_ptr context_trace = _context_trace; + if (!context_trace) return; const QString new_label = QInputDialog::getText(this, tr("Set Name"), - tr("Name"), QLineEdit::Normal, context_signal->get_name()); + tr("Name"), QLineEdit::Normal, context_trace->get_name(), &ok); - if(!new_label.isEmpty()) - context_signal->set_name(new_label); + if (ok) + context_trace->set_name(new_label); } void Header::on_action_set_colour_triggered() { - shared_ptr context_signal = _context_signal; - if(!context_signal) + shared_ptr context_trace = _context_trace; + if (!context_trace) return; const QColor new_colour = QColorDialog::getColor( - context_signal->get_colour(), this, tr("Set Colour")); + context_trace->get_colour(), this, tr("Set Colour")); + + if (new_colour.isValid()) + context_trace->set_colour(new_colour); +} - if(new_colour.isValid()) - context_signal->set_colour(new_colour); +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(text_changed()), this, SLOT(update())); + } } +void Header::on_signals_moved() +{ + update(); +} + + } // namespace view } // namespace pv