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livetrax/gtk2_ardour/panner_interface.cc

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/*
Copyright (C) 2011 Paul Davis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <gtkmm.h>
#include "gtkmm2ext/keyboard.h"
#include "gtkmm2ext/persistent_tooltip.h"
#include "panner_interface.h"
#include "panner_editor.h"
#include "global_signals.h"
#include "i18n.h"
using namespace std;
using namespace Gtk;
using namespace ARDOUR;
using namespace Gtkmm2ext;
PannerInterface::PannerInterface (boost::shared_ptr<Panner> p)
: _panner (p)
, _tooltip (this)
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, _send_mode (false)
, _editor (0)
{
set_flags (Gtk::CAN_FOCUS);
add_events (Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK|
Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK|
Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK|
Gdk::SCROLL_MASK|
Gdk::POINTER_MOTION_MASK);
}
PannerInterface::~PannerInterface ()
{
delete _editor;
}
bool
PannerInterface::on_enter_notify_event (GdkEventCrossing *)
{
grab_focus ();
Keyboard::magic_widget_grab_focus ();
return false;
}
bool
PannerInterface::on_leave_notify_event (GdkEventCrossing *)
{
Keyboard::magic_widget_drop_focus ();
return false;
}
bool
PannerInterface::on_key_release_event (GdkEventKey*)
{
return false;
}
void
PannerInterface::value_change ()
{
set_tooltip ();
queue_draw ();
}
bool
PannerInterface::on_button_press_event (GdkEventButton* ev)
{
if (Gtkmm2ext::Keyboard::is_edit_event (ev)) {
edit ();
return true;
}
return false;
}
bool
PannerInterface::on_button_release_event (GdkEventButton* ev)
{
if (Gtkmm2ext::Keyboard::is_edit_event (ev)) {
/* We edited on the press, so claim the release */
return true;
}
return false;
}
void
PannerInterface::edit ()
{
delete _editor;
_editor = editor ();
_editor->show ();
}
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void
PannerInterface::set_send_drawing_mode(bool onoff) {
if (_send_mode != onoff) {
_send_mode = onoff;
queue_draw ();
}
}
PannerPersistentTooltip::PannerPersistentTooltip (Gtk::Widget* w)
: PersistentTooltip (w)
, _dragging (false)
{
}
void
PannerPersistentTooltip::target_start_drag ()
{
_dragging = true;
}
void
PannerPersistentTooltip::target_stop_drag ()
{
_dragging = false;
}
bool
PannerPersistentTooltip::dragging () const
{
return _dragging;
}