#include "signal.h"
#include "../sigsession.h"
-#include <assert.h>
-
-#include <boost/foreach.hpp>
+#include <cassert>
+#include <algorithm>
#include <QApplication>
-#include <QColorDialog>
-#include <QInputDialog>
#include <QMenu>
#include <QMouseEvent>
#include <QPainter>
#include <QRect>
-using namespace boost;
-using namespace std;
+#include <pv/widgets/popup.h>
+
+using std::max;
+using std::make_pair;
+using std::pair;
+using std::shared_ptr;
+using std::stable_sort;
+using std::vector;
namespace pv {
namespace view {
+const int Header::Padding = 12;
+const int Header::BaselineOffset = 5;
+
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()));
+
+ // 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);
}
-boost::shared_ptr<pv::view::Signal> Header::get_mouse_over_signal(
- const QPoint &pt)
+shared_ptr<RowItem> Header::get_mouse_over_row_item(const QPoint &pt)
{
- const int w = width();
- const vector< shared_ptr<Signal> > sigs(
- _view.session().get_signals());
+ const int w = width() - BaselineOffset;
+ const vector< shared_ptr<RowItem> > row_items(_view.child_items());
- const int v_offset = _view.v_offset();
- BOOST_FOREACH(const shared_ptr<Signal> s, sigs)
+ for (const shared_ptr<RowItem> r : row_items)
{
- assert(s);
+ assert(r);
+ if (r->enabled() && r->label_rect(w).contains(pt))
+ return r;
+ }
- const QRect signal_heading_rect(
- 0, s->get_v_offset() - v_offset,
- w, View::SignalHeight);
+ return shared_ptr<RowItem>();
+}
- if (s->pt_in_label_rect(signal_heading_rect, pt))
- return s;
+void Header::clear_selection()
+{
+ const vector< shared_ptr<RowItem> > row_items(_view.child_items());
+ for (const shared_ptr<RowItem> r : row_items) {
+ assert(r);
+ r->select(false);
}
- return shared_ptr<Signal>();
+ 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 *event)
+void Header::paintEvent(QPaintEvent*)
{
- const int w = width();
- const vector< shared_ptr<Signal> > sigs(
- _view.session().get_signals());
+ // The trace labels are not drawn with the arrows exactly on the
+ // left edge of the widget, because then the selection shadow
+ // would be clipped away.
+ const int w = width() - BaselineOffset;
+
+ vector< shared_ptr<RowItem> > row_items(_view.child_items());
+ 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(); });
QPainter painter(this);
painter.setRenderHint(QPainter::Antialiasing);
- const int v_offset = _view.v_offset();
- const bool dragging = !_drag_sigs.empty();
- BOOST_FOREACH(const shared_ptr<Signal> s, sigs)
+ const bool dragging = !_drag_row_items.empty();
+ for (const shared_ptr<RowItem> r : row_items)
{
- assert(s);
-
- const QRect signal_heading_rect(
- 0, s->get_v_offset() - v_offset,
- w, View::SignalHeight);
+ assert(r);
- const bool highlight = !dragging && s->pt_in_label_rect(
- signal_heading_rect, _mouse_point);
- s->paint_label(painter, signal_heading_rect, highlight);
+ const bool highlight = !dragging &&
+ r->label_rect(w).contains(_mouse_point);
+ r->paint_label(painter, w, highlight);
}
painter.end();
{
assert(event);
- const vector< shared_ptr<Signal> > sigs(
- _view.session().get_signals());
+ 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
- BOOST_FOREACH(const shared_ptr<Signal> s, sigs)
- if (s->selected())
- _drag_sigs.push_back(
- make_pair(s, s->get_v_offset()));
+ for (const shared_ptr<RowItem> r : row_items)
+ if (r->selected())
+ _drag_row_items.push_back(
+ make_pair(r, r->v_offset()));
}
// Select the signal if it has been clicked
- const shared_ptr<Signal> mouse_over_signal =
- get_mouse_over_signal(event->pos());
- if (mouse_over_signal) {
- if (mouse_over_signal->selected())
- mouse_over_signal->select(false);
+ const shared_ptr<RowItem> mouse_over_row_item =
+ get_mouse_over_row_item(event->pos());
+ if (mouse_over_row_item) {
+ if (mouse_over_row_item->selected())
+ mouse_over_row_item->select(false);
else {
- mouse_over_signal->select(true);
+ mouse_over_row_item->select(true);
if (~QApplication::keyboardModifiers() &
Qt::ControlModifier)
- _drag_sigs.clear();
+ _drag_row_items.clear();
// Add the signal to the drag list
if (event->button() & Qt::LeftButton)
- _drag_sigs.push_back(
- make_pair(mouse_over_signal,
- mouse_over_signal->get_v_offset()));
+ _drag_row_items.push_back(
+ make_pair(mouse_over_row_item,
+ mouse_over_row_item->v_offset()));
}
}
if (~QApplication::keyboardModifiers() & Qt::ControlModifier) {
// Unselect all other signals because the Ctrl is not
// pressed
- BOOST_FOREACH(const shared_ptr<Signal> s, sigs)
- if (s != mouse_over_signal)
- s->select(false);
+ for (const shared_ptr<RowItem> r : row_items)
+ if (r != mouse_over_row_item)
+ r->select(false);
}
+ selection_changed();
update();
}
{
assert(event);
if (event->button() == Qt::LeftButton) {
- _drag_sigs.clear();
- _view.normalize_layout();
+ if (_dragging)
+ _view.normalize_layout();
+ else
+ {
+ const shared_ptr<RowItem> mouse_over_row_item =
+ get_mouse_over_row_item(event->pos());
+ if (mouse_over_row_item)
+ show_popup(mouse_over_row_item);
+ }
+
+ _dragging = false;
+ _drag_row_items.clear();
}
}
assert(event);
_mouse_point = event->pos();
+ if (!(event->buttons() & Qt::LeftButton))
+ return;
+
+ if ((event->pos() - _mouse_down_point).manhattanLength() <
+ QApplication::startDragDistance())
+ return;
+
// Move the signals if we are dragging
- if (!_drag_sigs.empty()) {
+ if (!_drag_row_items.empty())
+ {
+ _dragging = true;
+
const int delta = event->pos().y() - _mouse_down_point.y();
- for (std::list<std::pair<boost::weak_ptr<Signal>,
- int> >::iterator i = _drag_sigs.begin();
- i != _drag_sigs.end(); i++) {
- const boost::shared_ptr<Signal> sig((*i).first);
- if (sig) {
+ for (auto i = _drag_row_items.begin();
+ i != _drag_row_items.end(); i++) {
+ const std::shared_ptr<RowItem> row_item((*i).first);
+ if (row_item) {
const int y = (*i).second + delta;
const int y_snap =
((y + View::SignalSnapGridSize / 2) /
View::SignalSnapGridSize) *
View::SignalSnapGridSize;
- sig->set_v_offset(y_snap);
+ row_item->set_v_offset(y_snap);
- // Ensure the signal is selected
- sig->select();
+ // Ensure the trace is selected
+ row_item->select();
}
}
update();
}
-void Header::leaveEvent(QEvent *event)
+void Header::leaveEvent(QEvent*)
{
_mouse_point = QPoint(-1, -1);
update();
void Header::contextMenuEvent(QContextMenuEvent *event)
{
- const shared_ptr<Signal> s = get_mouse_over_signal(_mouse_point);
-
- if (!s)
+ const shared_ptr<RowItem> r = get_mouse_over_row_item(_mouse_point);
+ if (!r)
return;
- QMenu menu(this);
- menu.addAction(_action_set_name);
- menu.addAction(_action_set_colour);
+ QMenu *const menu = r->create_context_menu(this);
+ if (!menu)
+ return;
- _context_signal = s;
- menu.exec(event->globalPos());
- _context_signal.reset();
+ menu->exec(event->globalPos());
}
-void Header::on_action_set_name_triggered()
+void Header::keyPressEvent(QKeyEvent *e)
{
- shared_ptr<view::Signal> context_signal = _context_signal;
- if (!context_signal)
- return;
-
- const QString new_label = QInputDialog::getText(this, tr("Set Name"),
- tr("Name"), QLineEdit::Normal, context_signal->get_name());
+ assert(e);
- if (!new_label.isEmpty())
- context_signal->set_name(new_label);
+ switch (e->key())
+ {
+ case Qt::Key_Delete:
+ {
+ const vector< shared_ptr<RowItem> > row_items(_view.child_items());
+ for (const shared_ptr<RowItem> r : row_items)
+ if (r->selected())
+ r->delete_pressed();
+ break;
+ }
+ }
}
-void Header::on_action_set_colour_triggered()
+void Header::on_signals_changed()
{
- shared_ptr<view::Signal> context_signal = _context_signal;
- if (!context_signal)
- return;
-
- const QColor new_colour = QColorDialog::getColor(
- context_signal->get_colour(), this, tr("Set Colour"));
-
- if (new_colour.isValid())
- context_signal->set_colour(new_colour);
+ 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();
}
+void Header::on_trace_changed()
+{
+ update();
+ geometry_updated();
+}
} // namespace view
} // namespace pv