mirror of
https://github.com/Ardour/ardour.git
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336b2eb9a4
The signal exists to notify listeners that something outside of the host's control (e.g. a plugin's own GUI for AU or VST) has modified a plugin parameter. Previous code had strange feedback loops and ambiguous semantics. Significant modification of LV2 GUI updating was required. Still to be tested for feedback loop issues: AudioUnits
357 lines
10 KiB
C++
357 lines
10 KiB
C++
/*
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Copyright (C) 2000-2006 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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#ifndef __ardour_plugin_ui_h__
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#define __ardour_plugin_ui_h__
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#ifdef WAF_BUILD
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#include "gtk2ardour-config.h"
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#endif
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#include <vector>
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#include <map>
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#include <list>
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#include <sigc++/signal.h>
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#include <gtkmm/button.h>
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#include <gtkmm/box.h>
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#include <gtkmm/table.h>
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#include <gtkmm/eventbox.h>
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#include <gtkmm/viewport.h>
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#include <gtkmm/scrolledwindow.h>
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#include <gtkmm/label.h>
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#include <gtkmm/menu.h>
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#include <gtkmm/image.h>
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#include <gtkmm/adjustment.h>
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#include <gtkmm/togglebutton.h>
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#include <gtkmm/socket.h>
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#include <gtkmm/comboboxtext.h>
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#include <gtkmm/socket.h>
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#include "ardour/types.h"
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#include "ardour/plugin.h"
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#include "ardour/variant.h"
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#include "ardour_button.h"
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#include "ardour_dropdown.h"
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#include "ardour_window.h"
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#include "automation_controller.h"
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namespace ARDOUR {
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class PluginInsert;
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class Plugin;
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class WindowsVSTPlugin;
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class LXVSTPlugin;
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class IOProcessor;
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class AUPlugin;
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class Processor;
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}
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namespace PBD {
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class Controllable;
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}
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namespace Gtkmm2ext {
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class HSliderController;
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class BarController;
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class ClickBox;
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class FastMeter;
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class PixmapButton;
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}
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class LatencyGUI;
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class ArdourWindow;
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class PluginEqGui;
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class PlugUIBase : public virtual sigc::trackable, public PBD::ScopedConnectionList
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{
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public:
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PlugUIBase (boost::shared_ptr<ARDOUR::PluginInsert>);
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virtual ~PlugUIBase();
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virtual gint get_preferred_height () = 0;
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virtual gint get_preferred_width () = 0;
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virtual bool resizable () { return true; }
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virtual bool start_updating(GdkEventAny*) = 0;
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virtual bool stop_updating(GdkEventAny*) = 0;
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virtual void activate () {}
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virtual void deactivate () {}
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void update_preset_list ();
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void update_preset ();
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void latency_button_clicked ();
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virtual bool on_window_show(const std::string& /*title*/) { return true; }
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virtual void on_window_hide() {}
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virtual void forward_key_event (GdkEventKey*) {}
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virtual void grab_focus () {}
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virtual bool non_gtk_gui() const { return false; }
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sigc::signal<void,bool> KeyboardFocused;
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protected:
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boost::shared_ptr<ARDOUR::PluginInsert> insert;
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boost::shared_ptr<ARDOUR::Plugin> plugin;
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/* UI elements that can subclasses can add to their widgets */
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/** a ComboBoxText which lists presets and manages their selection */
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ArdourDropdown _preset_combo;
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/** a label which has a * in if the current settings are different from the preset being shown */
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Gtk::Label _preset_modified;
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/** a button to add a preset */
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ArdourButton add_button;
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/** a button to save the current settings as a new user preset */
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ArdourButton save_button;
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/** a button to delete the current preset (if it is a user one) */
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ArdourButton delete_button;
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/** a button to delete the reset the plugin params */
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ArdourButton reset_button;
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/** a button to bypass the plugin */
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ArdourButton bypass_button;
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/** a button to acquire keyboard focus */
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Gtk::EventBox focus_button;
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/** an expander containing the plugin description */
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Gtk::Expander description_expander;
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/** an expander containing the plugin analysis graph */
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Gtk::Expander plugin_analysis_expander;
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/** a button which, when clicked, opens the latency GUI */
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ArdourButton latency_button;
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/** a button which sets all controls' automation setting to Manual */
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ArdourButton automation_manual_all_button;
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/** a button which sets all controls' automation setting to Play */
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ArdourButton automation_play_all_button;
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/** a button which sets all controls' automation setting to Write */
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ArdourButton automation_write_all_button;
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/** a button which sets all controls' automation setting to Touch */
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ArdourButton automation_touch_all_button;
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void set_latency_label ();
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LatencyGUI* latency_gui;
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ArdourWindow* latency_dialog;
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PluginEqGui* eqgui;
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Gtk::Requisition pre_eq_size;
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Gtk::Image* focus_out_image;
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Gtk::Image* focus_in_image;
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int _no_load_preset;
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virtual void preset_selected (ARDOUR::Plugin::PresetRecord preset);
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void add_plugin_setting ();
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void save_plugin_setting ();
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void delete_plugin_setting ();
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void reset_plugin_parameters ();
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bool focus_toggled(GdkEventButton*);
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bool bypass_button_release(GdkEventButton*);
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void toggle_description ();
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void toggle_plugin_analysis ();
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void processor_active_changed (boost::weak_ptr<ARDOUR::Processor> p);
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void plugin_going_away ();
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void automation_state_changed ();
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void preset_added_or_removed ();
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void update_preset_modified ();
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PBD::ScopedConnection death_connection;
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PBD::ScopedConnection active_connection;
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PBD::ScopedConnection preset_added_connection;
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PBD::ScopedConnection preset_removed_connection;
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PBD::ScopedConnectionList control_connections;
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};
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class GenericPluginUI : public PlugUIBase, public Gtk::VBox
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{
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public:
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GenericPluginUI (boost::shared_ptr<ARDOUR::PluginInsert> plug, bool scrollable=false);
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~GenericPluginUI ();
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gint get_preferred_height () { return prefheight; }
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gint get_preferred_width () { return -1; }
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bool start_updating(GdkEventAny*);
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bool stop_updating(GdkEventAny*);
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private:
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Gtk::VBox main_contents;
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Gtk::HBox settings_box;
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Gtk::HBox hpacker;
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Gtk::Table button_table;
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Gtk::Table output_table;
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Gtk::ScrolledWindow scroller;
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Gtk::Adjustment hAdjustment;
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Gtk::Adjustment vAdjustment;
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Gtk::Viewport scroller_view;
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Gtk::Menu* automation_menu;
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gint prefheight;
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bool is_scrollable;
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struct MeterInfo {
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Gtkmm2ext::FastMeter *meter;
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float min;
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float max;
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bool min_unbound;
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bool max_unbound;
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bool packed;
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MeterInfo () {
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meter = 0;
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packed = false;
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min = 1.0e10;
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max = -1.0e10;
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min_unbound = false;
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max_unbound = false;
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}
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};
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static const int32_t initial_button_rows = 12;
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static const int32_t initial_button_cols = 1;
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static const int32_t initial_output_rows = 1;
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static const int32_t initial_output_cols = 4;
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/* FIXME: Unify with AutomationController */
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struct ControlUI : public Gtk::HBox {
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const Evoral::Parameter parameter() const { return param; }
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Evoral::Parameter param;
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boost::shared_ptr<ARDOUR::AutomationControl> control;
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/* input */
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Gtk::ComboBoxText* combo;
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boost::shared_ptr<ARDOUR::ScalePoints> scale_points;
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Gtk::ToggleButton* button;
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boost::shared_ptr<AutomationController> controller;
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Gtkmm2ext::ClickBox* clickbox;
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Gtk::Label label;
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bool update_pending;
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char ignore_change;
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Gtk::Button automate_button;
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Gtk::FileChooserButton* file_button;
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/* output */
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Gtk::EventBox* display;
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Gtk::Label* display_label;
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Gtk::HBox* hbox;
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Gtk::VBox* vbox;
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MeterInfo* meterinfo;
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ControlUI (const Evoral::Parameter& param);
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~ControlUI ();
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};
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std::vector<ControlUI*> input_controls;
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std::vector<ControlUI*> input_controls_with_automation;
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std::vector<ControlUI*> output_controls;
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sigc::connection screen_update_connection;
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void output_update();
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void build ();
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ControlUI* build_control_ui (const Evoral::Parameter& param,
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const ARDOUR::ParameterDescriptor& desc,
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boost::shared_ptr<ARDOUR::AutomationControl> mcontrol,
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float value,
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bool is_input);
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void ui_parameter_changed (ControlUI* cui);
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void toggle_parameter_changed (ControlUI* cui);
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void update_control_display (ControlUI* cui);
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void control_port_toggled (ControlUI* cui);
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void control_combo_changed (ControlUI* cui);
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void astate_clicked (ControlUI*);
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void automation_state_changed (ControlUI*);
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void set_automation_state (ARDOUR::AutoState state, ControlUI* cui);
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void set_all_automation (ARDOUR::AutoState state);
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/* XXX: remove */
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void print_parameter (char *buf, uint32_t len, uint32_t param);
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bool integer_printer (char* buf, Gtk::Adjustment &, ControlUI *);
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bool midinote_printer(char* buf, Gtk::Adjustment &, ControlUI *);
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void set_property (const ARDOUR::ParameterDescriptor& desc,
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Gtk::FileChooserButton* widget);
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void property_changed (uint32_t key, const ARDOUR::Variant& value);
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typedef std::map<uint32_t, Gtk::FileChooserButton*> PropertyControls;
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PropertyControls _property_controls;
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};
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class PluginUIWindow : public ArdourWindow
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{
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public:
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PluginUIWindow (boost::shared_ptr<ARDOUR::PluginInsert> insert,
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bool scrollable=false,
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bool editor=true);
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~PluginUIWindow ();
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PlugUIBase& pluginui() { return *_pluginui; }
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void resize_preferred();
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void set_parent (Gtk::Window*);
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void set_title(const std::string& title);
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bool on_key_press_event (GdkEventKey*);
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bool on_key_release_event (GdkEventKey*);
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void on_show ();
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void on_hide ();
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private:
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std::string _title;
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PlugUIBase* _pluginui;
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PBD::ScopedConnection death_connection;
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Gtk::Window* parent;
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Gtk::VBox vbox;
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bool was_visible;
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bool _keyboard_focused;
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#ifdef AUDIOUNIT_SUPPORT
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int pre_deactivate_x;
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int pre_deactivate_y;
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#endif
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void keyboard_focused (bool yn);
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void app_activated (bool);
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void plugin_going_away ();
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bool create_windows_vst_editor (boost::shared_ptr<ARDOUR::PluginInsert>);
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bool create_lxvst_editor(boost::shared_ptr<ARDOUR::PluginInsert>);
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bool create_audiounit_editor (boost::shared_ptr<ARDOUR::PluginInsert>);
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bool create_lv2_editor (boost::shared_ptr<ARDOUR::PluginInsert>);
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};
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#ifdef AUDIOUNIT_SUPPORT
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/* this function has to be in a .mm file */
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extern PlugUIBase* create_au_gui (boost::shared_ptr<ARDOUR::PluginInsert>, Gtk::VBox**);
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#endif
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#endif /* __ardour_plugin_ui_h__ */
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