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Prelight group-tab bars (backport from LiveTrax)

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Robin Gareus 2024-06-22 17:52:47 +02:00
parent bdd6eec95c
commit e6bdf31483
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GPG key ID: A090BCE02CF57F04
2 changed files with 41 additions and 1 deletions
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37
gtk2_ardour/group_tabs.cc
View file

@ -54,8 +54,9 @@ GroupTabs::GroupTabs ()
, _dragging_new_tab (0)
, _extent (-1)
, _offset (0)
, _hovering (false)
{
add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK|Gdk::POINTER_MOTION_MASK);
add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK|Gdk::POINTER_MOTION_MASK|Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK);
UIConfiguration::instance().ColorsChanged.connect (sigc::mem_fun (*this, &GroupTabs::queue_draw));
}
@ -84,6 +85,34 @@ GroupTabs::set_session (Session* s)
}
}
bool
GroupTabs::on_enter_notify_event (GdkEventCrossing* ev)
{
_hovering = true;
if (UIConfiguration::instance ().get_widget_prelight ()) {
queue_draw ();
}
get_window()->set_cursor (Gdk::Cursor (offset () != primary_coordinate (1, 0) ? Gdk::SB_H_DOUBLE_ARROW : Gdk::SB_V_DOUBLE_ARROW));
return CairoWidget::on_enter_notify_event (ev);
}
bool
GroupTabs::on_leave_notify_event (GdkEventCrossing* ev)
{
_hovering = false;
if (UIConfiguration::instance ().get_widget_prelight ()) {
queue_draw ();
}
get_window()->set_cursor ();
return CairoWidget::on_leave_notify_event (ev);
}
void
GroupTabs::set_extent (double extent)
{
@ -306,6 +335,12 @@ GroupTabs::render (Cairo::RefPtr<Cairo::Context> const& ctx, cairo_rectangle_t*)
for (list<Tab>::const_iterator i = _tabs.begin(); i != _tabs.end(); ++i) {
draw_tab (cr, *i);
}
if (_hovering && UIConfiguration::instance ().get_widget_prelight ()) {
cairo_set_source_rgba (cr, 1, 1, 1, 0.12);
cairo_rectangle (cr, 0, 0, get_width(), get_height());
cairo_fill (cr);
}
}
/** Convert a click position to a tab.

5
gtk2_ardour/group_tabs.h
View file

@ -141,6 +141,9 @@ private:
bool on_motion_notify_event (GdkEventMotion *);
bool on_button_release_event (GdkEventButton *);
bool on_enter_notify_event (GdkEventCrossing*);
bool on_leave_notify_event (GdkEventCrossing*);
Tab * click_to_tab (double, std::list<Tab>::iterator *, std::list<Tab>::iterator *);
void route_group_property_changed (ARDOUR::RouteGroup *);
@ -173,6 +176,8 @@ private:
double _extent;
double _offset;
bool _hovering;
/** colors that have been used for new route group tabs */
static std::list<Gdk::Color> _used_colors;
};