281 lines
6.7 KiB
C++
281 lines
6.7 KiB
C++
/*
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* Copyright (C) 2011 Carl Hetherington <carl@carlh.net>
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* Copyright (C) 2012-2013 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2014-2015 David Robillard <d@drobilla.net>
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* Copyright (C) 2014-2019 Robin Gareus <robin@gareus.org>
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*
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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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*
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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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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <gtkmm.h>
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#include "ardour/vst_plugin.h"
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#include "ardour/vst_types.h"
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#include "ardour/plugin_insert.h"
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#include "vst_plugin_ui.h"
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#ifdef PLATFORM_WINDOWS
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#include <gdk/gdkwin32.h>
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#elif defined __APPLE__
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// TODO
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#else
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#include <gdk/gdkx.h>
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#endif
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VSTPluginUI::VSTPluginUI (boost::shared_ptr<ARDOUR::PluginInsert> insert, boost::shared_ptr<ARDOUR::VSTPlugin> plugin)
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: PlugUIBase (insert)
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, _vst (plugin)
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{
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Gtk::HBox* box = manage (new Gtk::HBox);
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box->set_spacing (6);
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box->set_border_width (6);
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add_common_widgets (box);
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pack_start (*box, false, false);
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box->signal_size_allocate().connect (sigc::mem_fun (*this, &VSTPluginUI::top_box_allocated));
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#ifdef GDK_WINDOWING_X11
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pack_start (_socket, true, true);
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_socket.set_border_width (0);
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#endif
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}
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VSTPluginUI::~VSTPluginUI ()
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{
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}
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void
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VSTPluginUI::preset_selected (ARDOUR::Plugin::PresetRecord preset)
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{
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#ifdef GDK_WINDOWING_X11
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_socket.grab_focus ();
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#endif
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PlugUIBase::preset_selected (preset);
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}
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int
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VSTPluginUI::get_preferred_height ()
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{
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return _vst->state()->height + _vst->state()->voffset;
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}
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int
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VSTPluginUI::get_preferred_width ()
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{
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return _vst->state()->width + _vst->state()->hoffset;
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}
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int
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VSTPluginUI::package (Gtk::Window& win)
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{
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#ifdef GDK_WINDOWING_X11
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/* Forward configure events to plugin window */
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win.signal_configure_event().connect (sigc::mem_fun (*this, &VSTPluginUI::configure_handler), false);
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/* This assumes that the window's owner understands the XEmbed protocol */
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_socket.add_id (get_XID ());
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_socket.set_size_request(
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_vst->state()->width + _vst->state()->hoffset,
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_vst->state()->height + _vst->state()->voffset);
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#endif
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return 0;
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}
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bool
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VSTPluginUI::on_window_show(const std::string& title)
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{
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_vst->state()->gui_shown = 1;
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return PlugUIBase::on_window_show(title);
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}
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void
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VSTPluginUI::on_window_hide()
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{
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_vst->state()->gui_shown = 0;
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PlugUIBase::on_window_hide();
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}
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bool
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VSTPluginUI::configure_handler (GdkEventConfigure*)
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{
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#ifdef GDK_WINDOWING_X11
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XEvent event;
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gint x, y;
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GdkWindow* w;
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Window xw = _vst->state()->linux_plugin_ui_window;
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if ((w = _socket.gobj()->plug_window) == 0) {
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return false;
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}
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event.xconfigure.type = ConfigureNotify;
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event.xconfigure.event = GDK_WINDOW_XWINDOW (w);
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event.xconfigure.window = GDK_WINDOW_XWINDOW (w);
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/* The ICCCM says that synthetic events should have root relative
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* coordinates. We still aren't really ICCCM compliant, since
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* we don't send events when the real toplevel is moved.
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*/
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gdk_error_trap_push ();
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gdk_window_get_origin (w, &x, &y);
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gdk_error_trap_pop ();
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event.xconfigure.x = x;
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event.xconfigure.y = y;
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event.xconfigure.width = GTK_WIDGET (_socket.gobj())->allocation.width;
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event.xconfigure.height = GTK_WIDGET (_socket.gobj())->allocation.height;
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event.xconfigure.border_width = 0;
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event.xconfigure.above = None;
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event.xconfigure.override_redirect = False;
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gdk_error_trap_push ();
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XSendEvent (GDK_WINDOW_XDISPLAY (w), GDK_WINDOW_XWINDOW (w), False, StructureNotifyMask, &event);
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/* if the plugin does adds itself to the parent,
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* but ardour re-parents it, we have a pointer to
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* the socket's child and need to resize the
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* child window (e.g. JUCE, u-he)
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*/
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if (xw) {
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XMoveResizeWindow (GDK_WINDOW_XDISPLAY (w), xw,
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0, 0, _vst->state()->width, _vst->state()->height);
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XMapRaised (GDK_WINDOW_XDISPLAY (w), xw);
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XFlush (GDK_WINDOW_XDISPLAY (w));
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}
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gdk_error_trap_pop ();
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#endif
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return false;
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}
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bool
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VSTPluginUI::dispatch_effeditkey (GdkEventKey* gdk_key)
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{
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int effopcode;
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switch (gdk_key->type) {
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case GDK_KEY_PRESS:
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effopcode = 59; // effEditKeyDown
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break;
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case GDK_KEY_RELEASE:
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effopcode = 60; // effEditKeyUp
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break;
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default:
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return false;
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}
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/* see https://github.com/DISTRHO/DPF/blob/master/distrho/src/DistrhoPluginVST.cpp
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* and https://github.com/steinbergmedia/vstgui/blob/develop/vstgui/lib/vstkeycode.h#L19
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*/
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int special_key = 0;
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int ascii_key = 0;
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switch (gdk_key->keyval) {
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case GDK_BackSpace:
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special_key = 1;
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break;
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case GDK_Tab:
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case GDK_KP_Tab:
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special_key = 2;
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break;
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case GDK_Return:
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special_key = 4;
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break;
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case GDK_KP_Enter:
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special_key = 19;
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break;
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case GDK_Escape:
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special_key = 6;
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break;
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case GDK_KP_Space:
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special_key = 7;
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break;
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case GDK_End:
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case GDK_KP_End:
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special_key = 9;
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break;
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case GDK_Home:
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case GDK_KP_Home:
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special_key = 10;
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break;
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case GDK_Left:
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special_key = 11;
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break;
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case GDK_Up:
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special_key = 12;
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break;
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case GDK_Right:
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special_key = 13;
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break;
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case GDK_Down:
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special_key = 14;
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break;
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case GDK_Page_Up:
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case GDK_KP_Page_Up:
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special_key = 15;
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break;
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case GDK_Page_Down:
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/* fallthrough */
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case GDK_KP_Page_Down:
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special_key = 16;
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break;
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case GDK_Insert:
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special_key = 21;
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break;
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case GDK_Delete:
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case GDK_KP_Delete:
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special_key = 22;
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break;
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case GDK_Shift_L:
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case GDK_Shift_R:
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special_key = 54;
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break;
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case GDK_Control_L:
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case GDK_Control_R:
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special_key = 55;
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break;
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case GDK_Alt_L:
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case GDK_Alt_R:
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special_key = 56;
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break;
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case GDK_F1: special_key = 40; break;
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case GDK_F2: special_key = 41; break;
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case GDK_F3: special_key = 42; break;
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case GDK_F4: special_key = 43; break;
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case GDK_F5: special_key = 44; break;
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case GDK_F6: special_key = 45; break;
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case GDK_F7: special_key = 46; break;
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case GDK_F8: special_key = 47; break;
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case GDK_F9: special_key = 48; break;
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case GDK_F10: special_key = 49; break;
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case GDK_F11: special_key = 50; break;
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case GDK_F12: special_key = 51; break;
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default:
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ascii_key = gdk_key->keyval;
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break;
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}
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if (special_key > 0 || ascii_key > 0) {
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VSTState* vstfx = _vst->state();
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/* expect non-zero return if key was handled */
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return 0 != vstfx->plugin->dispatcher (vstfx->plugin, effopcode, (int)ascii_key, (intptr_t)special_key, NULL, 0);
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}
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return false;
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}
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