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
  33 #include "widgets/stateful_button.h"
  34
  35 #include "ardour/types.h"
  36
  37 #include "ardour_window.h"
  38
  39 namespace ARDOUR {
  40         class MidiTrack;
  41 }
  42
  43 class MidiChannelSelector : public Gtk::Table
  44 {
  45 public:
  46         MidiChannelSelector(int n_rows = 4, int n_columns = 4, int start_row = 0, int start_column = 0);
  47         virtual ~MidiChannelSelector() = 0;
  48
  49         sigc::signal<void> clicked;
  50
  51         void set_channel_colors(const uint32_t new_channel_colors[16]);
  52         void set_default_channel_color();
  53
  54 protected:
  55         virtual void button_toggled(Gtk::ToggleButton* button, uint8_t button_nr) = 0;
  56         Gtk::Label                          _button_labels[4][4];
  57         ArdourWidgets::StatefulToggleButton _buttons[4][4];
  58         int                                 _recursion_counter;
  59
  60         bool was_clicked (GdkEventButton*);
  61 };
  62
  63 class SingleMidiChannelSelector : public MidiChannelSelector
  64 {
  65 public:
  66         SingleMidiChannelSelector(uint8_t active_channel = 0);
  67
  68         uint8_t get_active_channel() const { return _active_channel; }
  69
  70         sigc::signal<void, uint8_t> channel_selected;
  71
  72 protected:
  73         virtual void button_toggled(Gtk::ToggleButton* button, uint8_t button_nr);
  74
  75         Gtk::ToggleButton* _last_active_button;
  76         uint8_t            _active_channel;
  77 };
  78
  79 class MidiMultipleChannelSelector : public MidiChannelSelector
  80 {
  81 public:
  82         MidiMultipleChannelSelector(ARDOUR::ChannelMode mode = ARDOUR::FilterChannels,
  83                         uint16_t initial_selection = 0xFFFF);
  84
  85         virtual ~MidiMultipleChannelSelector();
  86
  87         /** The channel mode or selected channel(s) has changed.
  88          *  First parameter is the new channel mode, second parameter is a bitmask
  89          *  of the currently selected channels.
  90          */
  91         sigc::signal<void, ARDOUR::ChannelMode, uint16_t> mode_changed;
  92
  93         void set_channel_mode(ARDOUR::ChannelMode mode, uint16_t mask);
  94         ARDOUR::ChannelMode get_channel_mode () const { return _channel_mode; }
  95
  96         /**
  97          * @return each bit in the returned word represents a midi channel, eg.
  98          *         bit 0 represents channel 0 and bit 15 represents channel 15
  99          *
 100          */
 101         uint16_t get_selected_channels() const;
 102         void     set_selected_channels(uint16_t selected_channels);
 103
 104 protected:
 105         ARDOUR::ChannelMode _channel_mode;
 106         ARDOUR::NoteMode    _note_mode;
 107
 108         virtual void button_toggled(Gtk::ToggleButton* button, uint8_t button_nr);
 109         void force_channels_button_toggled();
 110
 111         void select_all(bool on);
 112         void invert_selection(void);
 113
 114         Gtk::Button       _select_all;
 115         Gtk::Button       _select_none;
 116         Gtk::Button       _invert_selection;
 117         Gtk::ToggleButton _force_channel;
 118 };
 119
 120 class MidiChannelSelectorWindow : public ArdourWindow, public PBD::ScopedConnectionList
 121 {
 122 public:
 123         MidiChannelSelectorWindow (boost::shared_ptr<ARDOUR::MidiTrack>);
 124         ~MidiChannelSelectorWindow ();
 125
 126         void set_channel_colors (const uint32_t new_channel_colors[16]);
 127         void set_default_channel_color();
 128
 129 private:
 130         boost::shared_ptr<ARDOUR::MidiTrack> track;
 131         std::vector<Gtk::ToggleButton*> playback_buttons;
 132         std::vector<Gtk::ToggleButton*> capture_buttons;
 133
 134         std::vector<Gtk::Widget*> playback_mask_controls;
 135         std::vector<Gtk::Widget*> capture_mask_controls;
 136
 137         Gtk::HBox         capture_mask_box;
 138         Gtk::HBox         playback_mask_box;
 139         Gtk::RadioButtonGroup playback_button_group;
 140         Gtk::RadioButton playback_all_button;
 141         Gtk::RadioButton playback_filter_button;
 142         Gtk::RadioButton playback_force_button;
 143         Gtk::RadioButtonGroup capture_button_group;
 144         Gtk::RadioButton capture_all_button;
 145         Gtk::RadioButton capture_filter_button;
 146         Gtk::RadioButton capture_force_button;
 147
 148         ARDOUR::ChannelMode last_drawn_capture_mode;
 149         ARDOUR::ChannelMode last_drawn_playback_mode;
 150
 151         void build();
 152         void set_capture_selected_channels (uint16_t);
 153         void set_playback_selected_channels (uint16_t);
 154
 155         void fill_playback_mask ();
 156         void zero_playback_mask ();
 157         void invert_playback_mask ();
 158
 159         void fill_capture_mask ();
 160         void zero_capture_mask ();
 161         void invert_capture_mask ();
 162
 163         void playback_mask_changed ();
 164         void capture_mask_changed ();
 165         void playback_mode_changed ();
 166         void capture_mode_changed ();
 167
 168         void playback_channel_clicked (uint16_t);
 169         void capture_channel_clicked (uint16_t);
 170
 171         void playback_all_clicked();
 172         void playback_none_clicked();
 173         void playback_invert_clicked();
 174
 175         void capture_all_clicked();
 176         void capture_none_clicked();
 177         void capture_invert_clicked();
 178
 179         void capture_mode_toggled (ARDOUR::ChannelMode);
 180         void playback_mode_toggled (ARDOUR::ChannelMode);
 181 };
 182
 183 #endif /*__ardour_ui_midi_channel_selector_h__*/