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Touch Support for Ardour Fader

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This commit is contained in:
Robin Gareus 2024-10-02 00:17:07 +02:00
parent 24b916d125
commit 000a1aaa46
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4 changed files with 42 additions and 0 deletions
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25
libs/widgets/fader_widget.cc
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@ -41,6 +41,8 @@ FaderWidget::FaderWidget (Gtk::Adjustment& adj, int orien)
| Gdk::SCROLL_MASK
| Gdk::ENTER_NOTIFY_MASK
| Gdk::LEAVE_NOTIFY_MASK
| Gdk::TOUCH_BEGIN_MASK
| Gdk::TOUCH_END_MASK
);
_adjustment.signal_value_changed().connect (mem_fun (*this, &FaderWidget::adjustment_changed));
@ -100,6 +102,29 @@ FaderWidget::on_button_press_event (GdkEventButton* ev)
return (_tweaks & NoButtonForward) ? true : false;
}
bool
FaderWidget::on_touch_begin_event (GdkEventTouch *ev)
{
StartGesture (0);
_grab_loc = (_orien == VERT) ? ev->y : ev->x;
_grab_start = (_orien == VERT) ? ev->y : ev->x;
_grab_window = ev->window;
_dragging = true;
return true;
}
bool
FaderWidget::on_touch_end_event (GdkEventTouch *ev)
{
if (!_dragging) {
return true;
}
_dragging = false;
StopGesture (0);
return true;
}
bool
FaderWidget::on_enter_notify_event (GdkEventCrossing*)
{