git-svn-id: svn://localhost/ardour2/branches/3.0@3276 d708f5d6-7413-0410-9779-e7cbd77b26cf
81 lines
2.2 KiB
C++
81 lines
2.2 KiB
C++
#ifndef __ardour_ui_midi_channel_selector_h__
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#define __ardour_ui_midi_channel_selector_h__
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#include "boost/shared_ptr.hpp"
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#include "gtkmm/table.h"
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#include "sigc++/trackable.h"
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#include "gtkmm/button.h"
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#include "gtkmm/togglebutton.h"
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#include "gtkmm/label.h"
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#include <set>
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class MidiChannelSelector : public Gtk::Table
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{
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public:
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MidiChannelSelector(int no_rows = 4, int no_columns = 4, int start_row = 0, int start_column = 0);
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virtual ~MidiChannelSelector() = 0;
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protected:
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virtual void button_toggled(Gtk::ToggleButton *button, uint8_t button_nr) = 0;
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Gtk::Label _button_labels[4][4];
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Gtk::ToggleButton _buttons[4][4];
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int _recursion_counter;
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};
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class SingleMidiChannelSelector : public MidiChannelSelector
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{
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public:
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SingleMidiChannelSelector(uint8_t active_channel = 0);
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const uint8_t get_active_channel() const { return _active_channel; }
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sigc::signal<void, uint8_t> channel_selected;
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protected:
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virtual void button_toggled(Gtk::ToggleButton *button, uint8_t button_nr);
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Gtk::ToggleButton *_last_active_button;
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uint8_t _active_channel;
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};
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class MidiMultipleChannelSelector : public MidiChannelSelector
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{
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public:
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MidiMultipleChannelSelector(uint16_t initial_selection = 0xFFFF, int8_t force_channel = -1);
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virtual ~MidiMultipleChannelSelector();
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/**
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* @return each bit in the returned word represents a midi channel, eg.
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* bit 0 represents channel 0 and bit 15 represents channel 15
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*
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*/
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const uint16_t get_selected_channels() const;
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void set_selected_channels(uint16_t selected_channels);
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sigc::signal<void, uint16_t> selection_changed;
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sigc::signal<void, int8_t> force_channel_changed;
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const int8_t get_force_channel() const;
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void set_force_channel(int8_t force_channel);
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protected:
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enum Mode {
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FILTERING_MULTIPLE_CHANNELS,
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FORCING_SINGLE_CHANNEL
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};
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Mode _mode;
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virtual void button_toggled(Gtk::ToggleButton *button, uint8_t button_nr);
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void force_channels_button_toggled();
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void select_all(bool on);
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void invert_selection(void);
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Gtk::Button _select_all;
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Gtk::Button _select_none;
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Gtk::Button _invert_selection;
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Gtk::ToggleButton _force_channel;
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};
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#endif /*__ardour_ui_midi_channel_selector_h__*/
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