66 lines
1.6 KiB
C++
66 lines
1.6 KiB
C++
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#include "midi_channel_selector.h"
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#include <sstream>
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using namespace std;
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MidiChannelSelector::MidiChannelSelector() :
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Gtk::Table(4,4,true)
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{
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property_column_spacing() = 0;
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property_row_spacing() = 0;
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uint8_t channel_nr = 0;
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for(int row = 0; row < 4; ++row) {
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for(int column = 0; column < 4; ++column) {
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ostringstream channel;
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channel << int(++channel_nr);
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_button_labels[row][column].set_text(channel.str());
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_button_labels[row][column].set_justify(Gtk::JUSTIFY_RIGHT);
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_buttons[row][column].add(_button_labels[row][column]);
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_buttons[row][column].signal_toggled().connect(
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sigc::bind(
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sigc::mem_fun(this, &MidiChannelSelector::button_toggled),
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&_buttons[row][column],
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channel_nr - 1));
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attach(_buttons[row][column], column, column + 1, row, row + 1);
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}
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}
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}
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MidiChannelSelector::~MidiChannelSelector()
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{
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}
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SingleMidiChannelSelector::SingleMidiChannelSelector(uint8_t active_channel)
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: MidiChannelSelector()
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{
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_active_button = 0;
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Gtk::ToggleButton *button = &_buttons[active_channel / 4][active_channel % 4];
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button->set_active(true);
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_active_button = button;
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_active_channel = active_channel;
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}
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void
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SingleMidiChannelSelector::button_toggled(Gtk::ToggleButton *button, uint8_t channel)
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{
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if(button->get_active()) {
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if(_active_button) {
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_active_button->set_active(false);
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}
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_active_button = button;
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_active_channel = channel;
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channel_selected.emit(channel);
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}
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}
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void
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MidiMultipleChannelSelector::button_toggled(Gtk::ToggleButton *button, uint8_t channel)
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{
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if(button->get_active()) {
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_selected_channels.insert(channel);
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} else {
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_selected_channels.erase(channel);
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}
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}
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