gtk2_ardour/midi_channel_selector.h

   1 /*
   2     Copyright (C) 2008 Paul Davis
   3     Author: Hans Baier
   4
   5     This program is free software; you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation; either version 2 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License
  16     along with this program; if not, write to the Free Software
  17     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18 */
  19
  20 #ifndef __ardour_ui_midi_channel_selector_h__
  21 #define __ardour_ui_midi_channel_selector_h__
  22
  23 #include <set>
  24 #include "boost/shared_ptr.hpp"
  25 #include "sigc++/trackable.h"
  26
  27 #include "gtkmm/table.h"
  28 #include "gtkmm/box.h"
  29 #include "gtkmm/button.h"
  30 #include "gtkmm/radiobutton.h"
  31 #include "gtkmm/label.h"
  32 #include "gtkmm2ext/stateful_button.h"
  33
  34 #include "ardour/types.h"
  35
  36 #include "ardour_window.h"
  37
  38 namespace ARDOUR {
  39         class MidiTrack;
  40 }
  41
  42 class MidiChannelSelector : public Gtk::Table
  43 {
  44   public:
  45     MidiChannelSelector(int n_rows = 4, int n_columns = 4, int start_row = 0, int start_column = 0);
  46     virtual ~MidiChannelSelector() = 0;
  47
  48     sigc::signal<void> clicked;
  49
  50     void set_channel_colors(const uint32_t new_channel_colors[16]);
  51     void set_default_channel_color();
  52
  53   protected:
  54     virtual void button_toggled(Gtk::ToggleButton* button, uint8_t button_nr) = 0;
  55     Gtk::Label                      _button_labels[4][4];
  56     Gtkmm2ext::StatefulToggleButton _buttons[4][4];
  57     int                             _recursion_counter;
  58
  59     bool              was_clicked (GdkEventButton*);
  60 };
  61
  62 class SingleMidiChannelSelector : public MidiChannelSelector
  63 {
  64   public:
  65     SingleMidiChannelSelector(uint8_t active_channel = 0);
  66
  67     uint8_t get_active_channel() const { return _active_channel; }
  68
  69     sigc::signal<void, uint8_t> channel_selected;
  70
  71   protected:
  72     virtual void button_toggled(Gtk::ToggleButton* button, uint8_t button_nr);
  73
  74     Gtk::ToggleButton* _last_active_button;
  75     uint8_t            _active_channel;
  76 };
  77
  78 class MidiMultipleChannelSelector : public MidiChannelSelector
  79 {
  80   public:
  81     MidiMultipleChannelSelector(ARDOUR::ChannelMode mode = ARDOUR::FilterChannels,
  82                                 uint16_t initial_selection = 0xFFFF);
  83
  84     virtual ~MidiMultipleChannelSelector();
  85
  86     /** The channel mode or selected channel(s) has changed.
  87      *  First parameter is the new channel mode, second parameter is a bitmask
  88      *  of the currently selected channels.
  89      */
  90     sigc::signal<void, ARDOUR::ChannelMode, uint16_t> mode_changed;
  91
  92     void set_channel_mode(ARDOUR::ChannelMode mode, uint16_t mask);
  93     ARDOUR::ChannelMode get_channel_mode () const { return _channel_mode; }
  94
  95     /**
  96      * @return each bit in the returned word represents a midi channel, eg.
  97      *         bit 0 represents channel 0 and bit 15 represents channel 15
  98      *
  99      */
 100     uint16_t get_selected_channels() const;
 101     void     set_selected_channels(uint16_t selected_channels);
 102
 103   protected:
 104     ARDOUR::ChannelMode _channel_mode;
 105     ARDOUR::NoteMode    _note_mode;
 106
 107     virtual void button_toggled(Gtk::ToggleButton* button, uint8_t button_nr);
 108     void force_channels_button_toggled();
 109
 110     void select_all(bool on);
 111     void invert_selection(void);
 112
 113     Gtk::Button       _select_all;
 114     Gtk::Button       _select_none;
 115     Gtk::Button       _invert_selection;
 116     Gtk::ToggleButton _force_channel;
 117 };
 118
 119 class MidiChannelSelectorWindow : public ArdourWindow, public PBD::ScopedConnectionList
 120 {
 121   public:
 122     MidiChannelSelectorWindow (boost::shared_ptr<ARDOUR::MidiTrack>);
 123     ~MidiChannelSelectorWindow ();
 124
 125     void set_channel_colors (const uint32_t new_channel_colors[16]);
 126     void set_default_channel_color();
 127
 128   private:
 129     boost::shared_ptr<ARDOUR::MidiTrack> track;
 130     std::vector<Gtk::ToggleButton*> playback_buttons;
 131     std::vector<Gtk::ToggleButton*> capture_buttons;
 132
 133     std::vector<Gtk::Widget*> playback_mask_controls;
 134     std::vector<Gtk::Widget*> capture_mask_controls;
 135
 136     Gtk::HBox         capture_mask_box;
 137     Gtk::HBox         playback_mask_box;
 138     Gtk::RadioButtonGroup playback_button_group;
 139     Gtk::RadioButton playback_all_button;
 140     Gtk::RadioButton playback_filter_button;
 141     Gtk::RadioButton playback_force_button;
 142     Gtk::RadioButtonGroup capture_button_group;
 143     Gtk::RadioButton capture_all_button;
 144     Gtk::RadioButton capture_filter_button;
 145     Gtk::RadioButton capture_force_button;
 146
 147     ARDOUR::ChannelMode last_drawn_capture_mode;
 148     ARDOUR::ChannelMode last_drawn_playback_mode;
 149
 150     void build();
 151     void set_capture_selected_channels (uint16_t);
 152     void set_playback_selected_channels (uint16_t);
 153
 154     void fill_playback_mask ();
 155     void zero_playback_mask ();
 156     void invert_playback_mask ();
 157
 158     void fill_capture_mask ();
 159     void zero_capture_mask ();
 160     void invert_capture_mask ();
 161
 162     void playback_mask_changed ();
 163     void capture_mask_changed ();
 164     void playback_mode_changed ();
 165     void capture_mode_changed ();
 166
 167     void playback_channel_clicked (uint16_t);
 168     void capture_channel_clicked (uint16_t);
 169
 170     void playback_all_clicked();
 171     void playback_none_clicked();
 172     void playback_invert_clicked();
 173
 174     void capture_all_clicked();
 175     void capture_none_clicked();
 176     void capture_invert_clicked();
 177
 178     void capture_mode_toggled (ARDOUR::ChannelMode);
 179     void playback_mode_toggled (ARDOUR::ChannelMode);
 180 };
 181
 182 #endif /*__ardour_ui_midi_channel_selector_h__*/