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/button.h"
  29 #include "gtkmm/radiobutton.h"
  30 #include "gtkmm/label.h"
  31 #include "gtkmm2ext/stateful_button.h"
  32
  33 #include "ardour/types.h"
  34
  35 #include "ardour_window.h"
  36
  37 namespace ARDOUR {
  38         class MidiTrack;
  39 }
  40
  41 class MidiChannelSelector : public Gtk::Table
  42 {
  43   public:
  44     MidiChannelSelector(int n_rows = 4, int n_columns = 4, int start_row = 0, int start_column = 0);
  45     virtual ~MidiChannelSelector() = 0;
  46
  47     sigc::signal<void> clicked;
  48
  49     void set_channel_colors(const uint32_t new_channel_colors[16]);
  50     void set_default_channel_color();
  51
  52   protected:
  53     virtual void button_toggled(Gtk::ToggleButton* button, uint8_t button_nr) = 0;
  54     Gtk::Label                      _button_labels[4][4];
  55     Gtkmm2ext::StatefulToggleButton _buttons[4][4];
  56     int                             _recursion_counter;
  57
  58     bool              was_clicked (GdkEventButton*);
  59 };
  60
  61 class SingleMidiChannelSelector : public MidiChannelSelector
  62 {
  63   public:
  64     SingleMidiChannelSelector(uint8_t active_channel = 0);
  65
  66     uint8_t get_active_channel() const { return _active_channel; }
  67
  68     sigc::signal<void, uint8_t> channel_selected;
  69
  70   protected:
  71     virtual void button_toggled(Gtk::ToggleButton* button, uint8_t button_nr);
  72
  73     Gtk::ToggleButton* _last_active_button;
  74     uint8_t            _active_channel;
  75 };
  76
  77 class MidiMultipleChannelSelector : public MidiChannelSelector
  78 {
  79   public:
  80     MidiMultipleChannelSelector(ARDOUR::ChannelMode mode = ARDOUR::FilterChannels,
  81                                 uint16_t initial_selection = 0xFFFF);
  82
  83     virtual ~MidiMultipleChannelSelector();
  84
  85     /** The channel mode or selected channel(s) has changed.
  86      *  First parameter is the new channel mode, second parameter is a bitmask
  87      *  of the currently selected channels.
  88      */
  89     sigc::signal<void, ARDOUR::ChannelMode, uint16_t> mode_changed;
  90
  91     void set_channel_mode(ARDOUR::ChannelMode mode, uint16_t mask);
  92     ARDOUR::ChannelMode get_channel_mode () const { return _channel_mode; }
  93
  94     /**
  95      * @return each bit in the returned word represents a midi channel, eg.
  96      *         bit 0 represents channel 0 and bit 15 represents channel 15
  97      *
  98      */
  99     uint16_t get_selected_channels() const;
 100     void     set_selected_channels(uint16_t selected_channels);
 101
 102   protected:
 103     ARDOUR::ChannelMode _channel_mode;
 104     ARDOUR::NoteMode    _note_mode;
 105
 106     virtual void button_toggled(Gtk::ToggleButton* button, uint8_t button_nr);
 107     void force_channels_button_toggled();
 108
 109     void select_all(bool on);
 110     void invert_selection(void);
 111
 112     Gtk::Button       _select_all;
 113     Gtk::Button       _select_none;
 114     Gtk::Button       _invert_selection;
 115     Gtk::ToggleButton _force_channel;
 116 };
 117
 118 class MidiChannelSelectorWindow : public ArdourWindow, public PBD::ScopedConnectionList
 119 {
 120   public:
 121     MidiChannelSelectorWindow (boost::shared_ptr<ARDOUR::MidiTrack>);
 122     ~MidiChannelSelectorWindow ();
 123
 124     void set_channel_colors (const uint32_t new_channel_colors[16]);
 125     void set_default_channel_color();
 126
 127   private:
 128     boost::shared_ptr<ARDOUR::MidiTrack> track;
 129     std::vector<Gtk::ToggleButton*> playback_buttons;
 130     std::vector<Gtk::ToggleButton*> capture_buttons;
 131
 132     std::vector<Gtk::Widget*> playback_mask_controls;
 133     std::vector<Gtk::Widget*> capture_mask_controls;
 134
 135     Gtk::HBox         capture_mask_box;
 136     Gtk::HBox         playback_mask_box;
 137     Gtk::RadioButtonGroup playback_button_group;
 138     Gtk::RadioButton playback_all_button;
 139     Gtk::RadioButton playback_filter_button;
 140     Gtk::RadioButton playback_force_button;
 141     Gtk::RadioButtonGroup capture_button_group;
 142     Gtk::RadioButton capture_all_button;
 143     Gtk::RadioButton capture_filter_button;
 144     Gtk::RadioButton capture_force_button;
 145
 146     ARDOUR::ChannelMode last_drawn_capture_mode;
 147     ARDOUR::ChannelMode last_drawn_playback_mode;
 148
 149     void build();
 150     void set_capture_selected_channels (uint16_t);
 151     void set_playback_selected_channels (uint16_t);
 152
 153     void fill_playback_mask ();
 154     void zero_playback_mask ();
 155     void invert_playback_mask ();
 156
 157     void fill_capture_mask ();
 158     void zero_capture_mask ();
 159     void invert_capture_mask ();
 160
 161     void playback_mask_changed ();
 162     void capture_mask_changed ();
 163     void playback_mode_changed ();
 164     void capture_mode_changed ();
 165
 166     void playback_channel_clicked (uint16_t);
 167     void capture_channel_clicked (uint16_t);
 168
 169     void playback_all_clicked();
 170     void playback_none_clicked();
 171     void playback_invert_clicked();
 172
 173     void capture_all_clicked();
 174     void capture_none_clicked();
 175     void capture_invert_clicked();
 176
 177     void capture_mode_toggled (ARDOUR::ChannelMode);
 178     void playback_mode_toggled (ARDOUR::ChannelMode);
 179 };
 180
 181 #endif /*__ardour_ui_midi_channel_selector_h__*/