X-Git-Url: http://git.code-monkey.de/?a=blobdiff_plain;f=pv%2Fview%2Fheader.cpp;h=b85b1bb1c0a03cc5ed11249d0e4dd96df2865d26;hb=01fd32630269c1cfb99eb2b0d6060d7d19a42475;hp=aaa98ab85fb59ab6da9583ac277d758736850da3;hpb=51e77110d4316fd0106f8306f5e1f0523c5bf7d7;p=pulseview.git diff --git a/pv/view/header.cpp b/pv/view/header.cpp index aaa98ab..b85b1bb 100644 --- a/pv/view/header.cpp +++ b/pv/view/header.cpp @@ -21,13 +21,18 @@ #include "header.h" #include "view.h" -#include "../signal.h" +#include "signal.h" #include "../sigsession.h" #include #include +#include +#include +#include +#include +#include #include #include @@ -38,33 +43,226 @@ 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)) { + 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); - 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 QRect label_rect(0, offset, w, View::SignalHeight); - s->paint_label(painter, label_rect); - - offset += View::SignalHeight; + const bool highlight = !dragging && t->pt_in_label_rect( + 0, w, _mouse_point); + t->paint_label(painter, w, highlight); } painter.end(); } +void Header::mousePressEvent(QMouseEvent *event) +{ + assert(event); + + 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::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*) +{ + _mouse_point = QPoint(-1, -1); + update(); +} + +void Header::contextMenuEvent(QContextMenuEvent *event) +{ + const shared_ptr t = get_mouse_over_trace(_mouse_point); + + if (!t) + return; + + QMenu menu(this); + menu.addAction(_action_set_name); + menu.addAction(_action_set_colour); + + _context_trace = t; + menu.exec(event->globalPos()); + _context_trace.reset(); +} + +void Header::on_action_set_name_triggered() +{ + 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_trace->get_name(), &ok); + + if (ok) + context_trace->set_name(new_label); +} + +void Header::on_action_set_colour_triggered() +{ + shared_ptr context_trace = _context_trace; + if (!context_trace) + return; + + const QColor new_colour = QColorDialog::getColor( + context_trace->get_colour(), this, tr("Set Colour")); + + if (new_colour.isValid()) + context_trace->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