2adb3fb579
it when the button is pressed to start a drag (#4584 and #4585). git-svn-id: svn://localhost/ardour2/branches/3.0@11072 d708f5d6-7413-0410-9779-e7cbd77b26cf
138 lines
3.3 KiB
C++
138 lines
3.3 KiB
C++
/*
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Copyright (C) 2011 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <gtkmm.h>
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#include "gtkmm2ext/keyboard.h"
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#include "panner_interface.h"
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#include "global_signals.h"
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#include "i18n.h"
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using namespace std;
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using namespace Gtk;
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using namespace ARDOUR;
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using namespace Gtkmm2ext;
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PannerInterface::PannerInterface (boost::shared_ptr<Panner> p)
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: _panner (p)
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, _drag_data_window (0)
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, _drag_data_label (0)
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, _dragging (false)
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{
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set_flags (Gtk::CAN_FOCUS);
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add_events (Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK|
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Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK|
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Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK|
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Gdk::SCROLL_MASK|
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Gdk::POINTER_MOTION_MASK);
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}
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PannerInterface::~PannerInterface ()
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{
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delete _drag_data_window;
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}
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void
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PannerInterface::show_drag_data_window ()
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{
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if (!_drag_data_window) {
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_drag_data_window = new Window (WINDOW_POPUP);
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_drag_data_window->set_name (X_("ContrastingPopup"));
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_drag_data_window->set_position (WIN_POS_MOUSE);
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_drag_data_window->set_decorated (false);
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_drag_data_label = manage (new Label);
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_drag_data_label->set_use_markup (true);
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_drag_data_window->set_border_width (6);
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_drag_data_window->add (*_drag_data_label);
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_drag_data_label->show ();
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Window* toplevel = dynamic_cast<Window*> (get_toplevel());
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if (toplevel) {
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_drag_data_window->set_transient_for (*toplevel);
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}
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}
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set_drag_data ();
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if (!_drag_data_window->is_visible ()) {
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/* move the window a little away from the mouse */
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int rx, ry;
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get_window()->get_origin (rx, ry);
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_drag_data_window->move (rx, ry + get_height());
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_drag_data_window->present ();
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}
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}
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void
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PannerInterface::hide_drag_data_window ()
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{
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if (_drag_data_window) {
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_drag_data_window->hide ();
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}
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}
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bool
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PannerInterface::on_enter_notify_event (GdkEventCrossing *)
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{
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grab_focus ();
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Keyboard::magic_widget_grab_focus ();
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_drag_data_timeout = Glib::signal_timeout().connect (sigc::mem_fun (*this, &PannerInterface::drag_data_timeout), 500);
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return false;
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}
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bool
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PannerInterface::drag_data_timeout ()
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{
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show_drag_data_window ();
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return false;
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}
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bool
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PannerInterface::on_leave_notify_event (GdkEventCrossing *)
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{
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Keyboard::magic_widget_drop_focus ();
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_drag_data_timeout.disconnect ();
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if (!_dragging) {
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hide_drag_data_window ();
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}
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return false;
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}
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bool
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PannerInterface::on_key_release_event (GdkEventKey*)
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{
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return false;
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}
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void
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PannerInterface::value_change ()
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{
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set_drag_data ();
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queue_draw ();
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}
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