gtk2_ardour/plugin_ui.h

   1 /*
   2     Copyright (C) 2000-2006 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #ifndef __ardour_plugin_ui_h__
  21 #define __ardour_plugin_ui_h__
  22
  23 #ifdef WAF_BUILD
  24 #include "gtk2ardour-config.h"
  25 #endif
  26
  27 #include <vector>
  28 #include <map>
  29 #include <list>
  30
  31 #include <sigc++/signal.h>
  32
  33 #include <gtkmm/button.h>
  34 #include <gtkmm/box.h>
  35 #include <gtkmm/table.h>
  36 #include <gtkmm/eventbox.h>
  37 #include <gtkmm/viewport.h>
  38 #include <gtkmm/scrolledwindow.h>
  39 #include <gtkmm/label.h>
  40 #include <gtkmm/menu.h>
  41 #include <gtkmm/image.h>
  42 #include <gtkmm/adjustment.h>
  43 #include <gtkmm/togglebutton.h>
  44 #include <gtkmm/socket.h>
  45 #include <gtkmm/comboboxtext.h>
  46 #include <gtkmm/socket.h>
  47
  48 #include "ardour/types.h"
  49
  50 #include "automation_controller.h"
  51
  52 namespace ARDOUR {
  53         class PluginInsert;
  54         class Plugin;
  55         class VSTPlugin;
  56         class IOProcessor;
  57         class AUPlugin;
  58 }
  59
  60 namespace PBD {
  61         class Controllable;
  62 }
  63
  64 namespace Gtkmm2ext {
  65         class HSliderController;
  66         class BarController;
  67         class ClickBox;
  68         class FastMeter;
  69         class PixmapButton;
  70 }
  71
  72 class LatencyGUI;
  73 class ArdourDialog;
  74
  75 class PlugUIBase : public virtual sigc::trackable, public PBD::ScopedConnectionList
  76 {
  77   public:
  78         PlugUIBase (boost::shared_ptr<ARDOUR::PluginInsert>);
  79         virtual ~PlugUIBase();
  80
  81         virtual gint get_preferred_height () = 0;
  82         virtual gint get_preferred_width () = 0;
  83         virtual bool start_updating(GdkEventAny*) = 0;
  84         virtual bool stop_updating(GdkEventAny*) = 0;
  85
  86         virtual void activate () {}
  87         virtual void deactivate () {}
  88
  89         void update_preset_list ();
  90         void update_preset ();
  91
  92         void latency_button_clicked ();
  93
  94         virtual bool on_window_show(const std::string& /*title*/) { return true; }
  95         virtual void on_window_hide() {}
  96
  97         virtual void forward_key_event (GdkEventKey*) {}
  98         virtual bool non_gtk_gui() const { return false; }
  99
 100         sigc::signal<void,bool> KeyboardFocused;
 101
 102   protected:
 103         boost::shared_ptr<ARDOUR::PluginInsert> insert;
 104         boost::shared_ptr<ARDOUR::Plugin> plugin;
 105         Gtk::HBox _preset_box;
 106         Gtk::ComboBoxText _preset_combo;
 107         Gtk::Label _preset_modified;
 108         Gtk::Button add_button;
 109         Gtk::Button save_button;
 110         Gtk::Button delete_button;
 111         Gtk::ToggleButton bypass_button;
 112         Gtk::EventBox focus_button;
 113
 114         Gtk::Label latency_label;
 115         Gtk::Button latency_button;
 116         void set_latency_label ();
 117
 118         LatencyGUI* latency_gui;
 119         ArdourDialog* latency_dialog;
 120
 121         Gtk::Expander plugin_analysis_expander;
 122
 123         Gtk::Image* focus_out_image;
 124         Gtk::Image* focus_in_image;
 125         int _no_load_preset;
 126
 127         virtual void preset_selected ();
 128         void add_plugin_setting ();
 129         void save_plugin_setting ();
 130         void delete_plugin_setting ();
 131         bool focus_toggled(GdkEventButton*);
 132         void bypass_toggled();
 133         void toggle_plugin_analysis ();
 134         void processor_active_changed (boost::weak_ptr<ARDOUR::Processor> p);
 135         void plugin_going_away ();
 136         virtual void parameter_changed (uint32_t, float);
 137         void preset_added_or_removed ();
 138         void update_preset_modified ();
 139
 140         PBD::ScopedConnection death_connection;
 141         PBD::ScopedConnection active_connection;
 142         PBD::ScopedConnection preset_added_connection;
 143         PBD::ScopedConnection preset_removed_connection;
 144         PBD::ScopedConnectionList control_connections;
 145 };
 146
 147 class GenericPluginUI : public PlugUIBase, public Gtk::VBox
 148 {
 149   public:
 150         GenericPluginUI (boost::shared_ptr<ARDOUR::PluginInsert> plug, bool scrollable=false);
 151         ~GenericPluginUI ();
 152
 153         gint get_preferred_height () { return prefheight; }
 154         gint get_preferred_width () { return -1; }
 155
 156         bool start_updating(GdkEventAny*);
 157         bool stop_updating(GdkEventAny*);
 158
 159   private:
 160         Gtk::VBox main_contents;
 161
 162         Gtk::HBox settings_box;
 163         Gtk::HBox hpacker;
 164
 165         Gtk::Table button_table;
 166         Gtk::Table output_table;
 167
 168         Gtk::ScrolledWindow scroller;
 169         Gtk::Adjustment hAdjustment;
 170         Gtk::Adjustment vAdjustment;
 171         Gtk::Viewport scroller_view;
 172         Gtk::Menu* automation_menu;
 173
 174         gint prefheight;
 175         bool is_scrollable;
 176
 177         struct MeterInfo {
 178                 Gtkmm2ext::FastMeter *meter;
 179
 180                 float           min;
 181                 float           max;
 182                 bool            min_unbound;
 183                 bool            max_unbound;
 184                 bool packed;
 185
 186                 MeterInfo (int /*i*/) {
 187                         meter = 0;
 188                         packed = false;
 189                         min = 1.0e10;
 190                         max = -1.0e10;
 191                         min_unbound = false;
 192                         max_unbound = false;
 193                 }
 194         };
 195
 196         static const int32_t initial_button_rows = 12;
 197         static const int32_t initial_button_cols = 1;
 198         static const int32_t initial_output_rows = 1;
 199         static const int32_t initial_output_cols = 4;
 200
 201         /* FIXME: Unify with AutomationController */
 202         struct ControlUI : public Gtk::HBox {
 203
 204                 boost::shared_ptr<ARDOUR::AutomationControl> control;
 205
 206                 Evoral::Parameter parameter() { return control->parameter(); }
 207
 208                 /* input */
 209
 210                 Gtk::ComboBoxText*                      combo;
 211                 std::map<std::string, float>*           combo_map;
 212                 Gtk::ToggleButton*                      button;
 213                 boost::shared_ptr<AutomationController> controller;
 214                 Gtkmm2ext::ClickBox*                    clickbox;
 215                 Gtk::Label                              label;
 216                 bool                                    update_pending;
 217                 char                                    ignore_change;
 218                 Gtk::Button                             automate_button;
 219
 220                 /* output */
 221
 222                 Gtk::EventBox* display;
 223                 Gtk::Label*    display_label;
 224
 225                 Gtk::HBox*     hbox;
 226                 Gtk::VBox*     vbox;
 227                 MeterInfo*     meterinfo;
 228
 229                 ControlUI ();
 230                 ~ControlUI ();
 231         };
 232
 233         std::vector<ControlUI*>   input_controls;
 234         std::vector<ControlUI*>   output_controls;
 235         sigc::connection screen_update_connection;
 236         void output_update();
 237
 238         void build ();
 239         ControlUI* build_control_ui (guint32 port_index, boost::shared_ptr<ARDOUR::AutomationControl>);
 240         std::vector<std::string> setup_scale_values(guint32 port_index, ControlUI* cui);
 241         void ui_parameter_changed (ControlUI* cui);
 242         void toggle_parameter_changed (ControlUI* cui);
 243         void update_control_display (ControlUI* cui);
 244         void control_port_toggled (ControlUI* cui);
 245         void control_combo_changed (ControlUI* cui);
 246
 247         void processor_active_changed (boost::weak_ptr<ARDOUR::Processor>);
 248
 249         void astate_clicked (ControlUI*, uint32_t parameter);
 250         void automation_state_changed (ControlUI*);
 251         void set_automation_state (ARDOUR::AutoState state, ControlUI* cui);
 252         void start_touch (ControlUI*);
 253         void stop_touch (ControlUI*);
 254
 255         void print_parameter (char *buf, uint32_t len, uint32_t param);
 256 };
 257
 258 class PluginUIWindow : public Gtk::Window
 259 {
 260   public:
 261         PluginUIWindow (Gtk::Window*, boost::shared_ptr<ARDOUR::PluginInsert> insert, bool scrollable=false);
 262         ~PluginUIWindow ();
 263
 264         PlugUIBase& pluginui() { return *_pluginui; }
 265
 266         void resize_preferred();
 267         void set_parent (Gtk::Window*);
 268         void set_title(const std::string& title);
 269
 270
 271         bool on_enter_notify_event (GdkEventCrossing*);
 272         bool on_leave_notify_event (GdkEventCrossing*);
 273         bool on_focus_in_event (GdkEventFocus*);
 274         bool on_focus_out_event (GdkEventFocus*);
 275         bool on_key_press_event (GdkEventKey*);
 276         bool on_key_release_event (GdkEventKey*);
 277         void on_show ();
 278         void on_hide ();
 279         void on_map ();
 280
 281   private:
 282         std::string _title;
 283         PlugUIBase* _pluginui;
 284         PBD::ScopedConnection death_connection;
 285         Gtk::Window* parent;
 286         Gtk::VBox vbox;
 287         bool was_visible;
 288         bool _keyboard_focused;
 289         void keyboard_focused (bool yn);
 290
 291         void app_activated (bool);
 292         void plugin_going_away ();
 293
 294         bool create_vst_editor (boost::shared_ptr<ARDOUR::PluginInsert>);
 295         bool create_audiounit_editor (boost::shared_ptr<ARDOUR::PluginInsert>);
 296         bool create_lv2_editor (boost::shared_ptr<ARDOUR::PluginInsert>);
 297 };
 298
 299 #ifdef AUDIOUNITS
 300 /* this function has to be in a .mm file */
 301 extern PlugUIBase* create_au_gui (boost::shared_ptr<ARDOUR::PluginInsert>, Gtk::VBox**);
 302 #endif
 303
 304 #endif /* __ardour_plugin_ui_h__ */