* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#include "header.h"
-#include "view.h"
+#include "header.hpp"
+#include "view.hpp"
-#include "signal.h"
-#include "../sigsession.h"
+#include "signal.hpp"
+#include "tracegroup.hpp"
#include <cassert>
#include <algorithm>
+#include <boost/iterator/filter_iterator.hpp>
+
#include <QApplication>
#include <QMenu>
#include <QMouseEvent>
#include <QPainter>
#include <QRect>
-#include <pv/widgets/popup.h>
+#include <pv/session.hpp>
+#include <pv/widgets/popup.hpp>
+using boost::make_filter_iterator;
+using std::dynamic_pointer_cast;
using std::max;
using std::make_pair;
+using std::min;
using std::pair;
using std::shared_ptr;
using std::stable_sort;
const int Header::Padding = 12;
const int Header::BaselineOffset = 5;
+static bool item_selected(shared_ptr<RowItem> r)
+{
+ return r->selected();
+}
+
Header::Header(View &parent) :
MarginWidget(parent),
- _dragging(false)
+ dragging_(false)
{
setFocusPolicy(Qt::ClickFocus);
setMouseTracking(true);
- connect(&_view, SIGNAL(signals_moved()),
+ connect(&view_, SIGNAL(signals_moved()),
this, SLOT(on_signals_moved()));
}
QSize Header::sizeHint() const
{
QRectF max_rect(-Padding, 0, Padding, 0);
- for (auto &i : _view)
+ for (auto &i : view_)
if (i->enabled())
- max_rect = max_rect.united(i->label_rect(0));
+ max_rect = max_rect.united(i->label_rect(QRect()));
return QSize(max_rect.width() + Padding + BaselineOffset, 0);
}
shared_ptr<RowItem> Header::get_mouse_over_row_item(const QPoint &pt)
{
- const int w = width() - BaselineOffset;
- for (auto &i : _view)
- if (i->enabled() && i->label_rect(w).contains(pt))
+ const QRect r(BaselineOffset, 0, width() - BaselineOffset, height());
+ for (auto &i : view_)
+ if (i->enabled() && i->label_rect(r).contains(pt))
return i;
return shared_ptr<RowItem>();
}
void Header::clear_selection()
{
- for (auto &i : _view)
+ for (auto &i : view_)
i->select(false);
update();
}
{
using pv::widgets::Popup;
- Popup *const p = item->create_popup(&_view);
+ Popup *const p = item->create_popup(&view_);
if (!p)
return;
// 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 QRect rect(BaselineOffset, 0, width() - BaselineOffset, height());
vector< shared_ptr<RowItem> > row_items(
- _view.begin(), _view.end());
+ view_.begin(), view_.end());
stable_sort(row_items.begin(), row_items.end(),
[](const shared_ptr<RowItem> &a, const shared_ptr<RowItem> &b) {
{
assert(r);
- const bool highlight = !_dragging &&
- r->label_rect(w).contains(_mouse_point);
- r->paint_label(painter, w, highlight);
+ const bool highlight = !dragging_ &&
+ r->label_rect(rect).contains(mouse_point_);
+ r->paint_label(painter, rect, highlight);
}
painter.end();
QApplication::keyboardModifiers() & Qt::ControlModifier;
// Clear selection if control is not pressed and this item is unselected
- if ((!_mouse_down_item || !_mouse_down_item->selected()) &&
+ if ((!mouse_down_item_ || !mouse_down_item_->selected()) &&
!ctrl_pressed)
- for (shared_ptr<RowItem> r : _view)
+ for (shared_ptr<RowItem> r : view_)
r->select(false);
// Set the signal selection state if the item has been clicked
- if (_mouse_down_item) {
+ if (mouse_down_item_) {
if (ctrl_pressed)
- _mouse_down_item->select(!_mouse_down_item->selected());
+ mouse_down_item_->select(!mouse_down_item_->selected());
else
- _mouse_down_item->select(true);
+ mouse_down_item_->select(true);
}
// Save the offsets of any signals which will be dragged
- for (const shared_ptr<RowItem> r : _view)
+ for (const shared_ptr<RowItem> r : view_)
if (r->selected())
r->drag();
{
assert(event);
- _mouse_down_point = event->pos();
- _mouse_down_item = get_mouse_over_row_item(event->pos());
+ mouse_down_point_ = event->pos();
+ mouse_down_item_ = get_mouse_over_row_item(event->pos());
if (event->button() & Qt::LeftButton)
mouseLeftPressEvent(event);
const shared_ptr<RowItem> mouse_over =
get_mouse_over_row_item(event->pos());
- for (auto &r : _view)
+ for (auto &r : view_)
r->drag_release();
- if (_dragging)
- _view.restack_all_row_items();
+ if (dragging_)
+ view_.restack_all_row_items();
else
{
if (!ctrl_pressed) {
- for (shared_ptr<RowItem> r : _view)
- if (_mouse_down_item != r)
+ for (shared_ptr<RowItem> r : view_)
+ if (mouse_down_item_ != r)
r->select(false);
- if (_mouse_down_item)
- show_popup(_mouse_down_item);
+ if (mouse_down_item_)
+ show_popup(mouse_down_item_);
}
}
- _dragging = false;
+ dragging_ = false;
}
void Header::mouseReleaseEvent(QMouseEvent *event)
if (event->button() & Qt::LeftButton)
mouseLeftReleaseEvent(event);
- _mouse_down_item = nullptr;
+ mouse_down_item_ = nullptr;
}
void Header::mouseMoveEvent(QMouseEvent *event)
{
assert(event);
- _mouse_point = event->pos();
+ mouse_point_ = event->pos();
if (!(event->buttons() & Qt::LeftButton))
return;
- if ((event->pos() - _mouse_down_point).manhattanLength() <
+ if ((event->pos() - mouse_down_point_).manhattanLength() <
QApplication::startDragDistance())
return;
// Check all the drag items share a common owner
RowItemOwner *item_owner = nullptr;
- for (shared_ptr<RowItem> r : _view)
+ for (shared_ptr<RowItem> r : view_)
if (r->dragging()) {
if (!item_owner)
item_owner = r->owner();
return;
// Do the drag
- _dragging = true;
+ dragging_ = true;
- const int delta = event->pos().y() - _mouse_down_point.y();
+ const int delta = event->pos().y() - mouse_down_point_.y();
- for (std::shared_ptr<RowItem> r : _view)
+ for (std::shared_ptr<RowItem> r : view_)
if (r->dragging()) {
r->force_to_v_offset(r->drag_point().y() + delta);
void Header::leaveEvent(QEvent*)
{
- _mouse_point = QPoint(-1, -1);
+ mouse_point_ = QPoint(-1, -1);
update();
}
void Header::contextMenuEvent(QContextMenuEvent *event)
{
- const shared_ptr<RowItem> r = get_mouse_over_row_item(_mouse_point);
+ const shared_ptr<RowItem> r = get_mouse_over_row_item(mouse_point_);
if (!r)
return;
- QMenu *const menu = r->create_context_menu(this);
+ QMenu *menu = r->create_context_menu(this);
if (!menu)
- return;
+ menu = new QMenu(this);
+
+ if (std::count_if(view_.begin(), view_.end(), item_selected) > 1)
+ {
+ menu->addSeparator();
+
+ QAction *const group = new QAction(tr("Group"), this);
+ QList<QKeySequence> shortcuts;
+ shortcuts.append(QKeySequence(Qt::ControlModifier | Qt::Key_G));
+ group->setShortcuts(shortcuts);
+ connect(group, SIGNAL(triggered()), this, SLOT(on_group()));
+ menu->addAction(group);
+ }
menu->exec(event->globalPos());
}
{
assert(e);
- switch (e->key())
- {
- case Qt::Key_Delete:
+ if (e->key() == Qt::Key_Delete)
{
- for (const shared_ptr<RowItem> r : _view)
+ for (const shared_ptr<RowItem> r : view_)
if (r->selected())
r->delete_pressed();
- break;
- }
}
+ else if (e->key() == Qt::Key_G && e->modifiers() == Qt::ControlModifier)
+ on_group();
+ else if (e->key() == Qt::Key_U && e->modifiers() == Qt::ControlModifier)
+ on_ungroup();
}
void Header::on_signals_moved()
update();
}
+void Header::on_group()
+{
+ vector< shared_ptr<RowItem> > selected_items(
+ make_filter_iterator(item_selected, view_.begin(), view_.end()),
+ make_filter_iterator(item_selected, view_.end(), view_.end()));
+ stable_sort(selected_items.begin(), selected_items.end(),
+ [](const shared_ptr<RowItem> &a, const shared_ptr<RowItem> &b) {
+ return a->visual_v_offset() < b->visual_v_offset(); });
+
+ shared_ptr<TraceGroup> group(new TraceGroup());
+ shared_ptr<RowItem> focus_item(
+ mouse_down_item_ ? mouse_down_item_ : selected_items.front());
+
+ assert(focus_item);
+ assert(focus_item->owner());
+ focus_item->owner()->add_child_item(group);
+
+ // Set the group v_offset here before reparenting
+ group->force_to_v_offset(focus_item->layout_v_offset() +
+ focus_item->v_extents().first);
+
+ for (size_t i = 0; i < selected_items.size(); i++) {
+ const shared_ptr<RowItem> &r = selected_items[i];
+ assert(r->owner());
+ r->owner()->remove_child_item(r);
+ group->add_child_item(r);
+
+ // Put the items at 1-pixel offsets, so that restack will
+ // stack them in the right order
+ r->set_layout_v_offset(i);
+ }
+}
+
+void Header::on_ungroup()
+{
+ bool restart;
+ do {
+ restart = false;
+ for (const shared_ptr<RowItem> r : view_) {
+ const shared_ptr<TraceGroup> tg =
+ dynamic_pointer_cast<TraceGroup>(r);
+ if (tg && tg->selected()) {
+ tg->ungroup();
+ restart = true;
+ break;
+ }
+ }
+ } while(restart);
+}
+
} // namespace view
} // namespace pv
projects / pulseview.git / blobdiff