#include <assert.h>
-#include <boost/foreach.hpp>
-
#include <QApplication>
#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::vector;
namespace pv {
namespace view {
+const int Header::Padding = 12;
+const int Header::BaselineOffset = 5;
+
Header::Header(View &parent) :
MarginWidget(parent),
_dragging(false)
{
+ setFocusPolicy(Qt::ClickFocus);
setMouseTracking(true);
connect(&_view.session(), SIGNAL(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<Trace> > traces(_view.get_traces());
+ for (shared_ptr<Trace> t : traces) {
+ assert(t);
+
+ if (t->enabled()) {
+ max_width = max(max_width, (int)t->label_rect(0).width());
+ }
+ }
+
+ return QSize(max_width + Padding + BaselineOffset, 0);
}
shared_ptr<Trace> Header::get_mouse_over_trace(const QPoint &pt)
{
- const int w = width();
+ const int w = width() - BaselineOffset;
const vector< shared_ptr<Trace> > traces(_view.get_traces());
- BOOST_FOREACH(const shared_ptr<Trace> t, traces)
+ for (const shared_ptr<Trace> t : traces)
{
assert(t);
- if (t->pt_in_label_rect(0, w, pt))
+ if (t->enabled() && t->label_rect(w).contains(pt))
return t;
}
void Header::clear_selection()
{
const vector< shared_ptr<Trace> > traces(_view.get_traces());
- BOOST_FOREACH(const shared_ptr<Trace> t, traces) {
+ for (const shared_ptr<Trace> t : traces) {
assert(t);
t->select(false);
}
void Header::paintEvent(QPaintEvent*)
{
- const int w = width();
+ // 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;
const vector< shared_ptr<Trace> > traces(_view.get_traces());
QPainter painter(this);
painter.setRenderHint(QPainter::Antialiasing);
const bool dragging = !_drag_traces.empty();
- BOOST_FOREACH(const shared_ptr<Trace> t, traces)
+ for (const shared_ptr<Trace> t : traces)
{
assert(t);
- const bool highlight = !dragging && t->pt_in_label_rect(
- 0, w, _mouse_point);
+ const bool highlight = !dragging &&
+ t->label_rect(w).contains(_mouse_point);
t->paint_label(painter, w, highlight);
}
_mouse_down_point = event->pos();
// Save the offsets of any signals which will be dragged
- BOOST_FOREACH(const shared_ptr<Trace> t, traces)
+ for (const shared_ptr<Trace> t : traces)
if (t->selected())
_drag_traces.push_back(
make_pair(t, t->get_v_offset()));
if (~QApplication::keyboardModifiers() & Qt::ControlModifier) {
// Unselect all other signals because the Ctrl is not
// pressed
- BOOST_FOREACH(const shared_ptr<Trace> t, traces)
+ for (const shared_ptr<Trace> t : traces)
if (t != mouse_over_trace)
t->select(false);
}
void Header::mouseReleaseEvent(QMouseEvent *event)
{
+ using pv::widgets::Popup;
+
assert(event);
if (event->button() == Qt::LeftButton) {
+ if (_dragging)
+ _view.normalize_layout();
+ else
+ {
+ const shared_ptr<Trace> mouse_over_trace =
+ get_mouse_over_trace(event->pos());
+ if (mouse_over_trace) {
+ const int w = width() - BaselineOffset;
+ Popup *const p =
+ mouse_over_trace->create_popup(&_view);
+ p->set_position(mapToGlobal(QPoint(w,
+ mouse_over_trace->get_y())),
+ Popup::Right);
+ p->show();
+ }
+ }
+
_dragging = false;
_drag_traces.clear();
- _view.normalize_layout();
}
}
const int delta = event->pos().y() - _mouse_down_point.y();
- for (std::list<std::pair<boost::weak_ptr<Trace>,
- int> >::iterator i = _drag_traces.begin();
- i != _drag_traces.end(); i++) {
- const boost::shared_ptr<Trace> trace((*i).first);
+ for (auto i = _drag_traces.begin(); i != _drag_traces.end(); i++) {
+ const std::shared_ptr<Trace> trace((*i).first);
if (trace) {
const int y = (*i).second + delta;
const int y_snap =
t->create_context_menu(this)->exec(event->globalPos());
}
+void Header::keyPressEvent(QKeyEvent *e)
+{
+ assert(e);
+
+ switch (e->key())
+ {
+ case Qt::Key_Delete:
+ {
+ const vector< shared_ptr<Trace> > traces(_view.get_traces());
+ for (const shared_ptr<Trace> t : traces)
+ if (t->selected())
+ t->delete_pressed();
+ break;
+ }
+ }
+}
+
void Header::on_signals_changed()
{
const vector< shared_ptr<Trace> > traces(_view.get_traces());
- BOOST_FOREACH(shared_ptr<Trace> t, traces) {
+ for (shared_ptr<Trace> t : traces) {
assert(t);
- connect(t.get(), SIGNAL(text_changed()), this, SLOT(update()));
+ connect(t.get(), SIGNAL(visibility_changed()),
+ this, SLOT(on_trace_changed()));
+ connect(t.get(), SIGNAL(text_changed()),
+ this, SLOT(on_trace_changed()));
+ connect(t.get(), SIGNAL(colour_changed()),
+ this, SLOT(update()));
}
}
update();
}
+void Header::on_trace_changed()
+{
+ update();
+ geometry_updated();
+}
} // namespace view
} // namespace pv
projects / pulseview.git / blobdiff