//=============MidiInputDeviceSelector============================================
MidiInputDeviceSelector::MidiInputDeviceSelector(String name) : ComboBox(name)
{
// get list of devices
StringArray devices = MidiInput::getDevices();
addItemList(devices, 1);
addListener(this);
setSelectedItemIndex(MidiInput::getDefaultDeviceIndex());
}
void ComboBox::clear (const NotificationType notification)
{
items.clear();
separatorPending = false;
if (! label->isEditable())
setSelectedItemIndex (-1, notification);
}
void ComboBox::clear (const bool dontSendChangeMessage)
{
items.clear();
separatorPending = false;
if (! label->isEditable())
setSelectedItemIndex (-1, dontSendChangeMessage);
}
//============MidiOutputDeviceSelector===========================================
MidiOutputDeviceSelector::MidiOutputDeviceSelector(String name) : ComboBox(name)
{
// populate self with available devices
StringArray options = MidiOutput::getDevices();
addItemList(options, 1);
addListener(this);
setSelectedItemIndex(MidiOutput::getDefaultDeviceIndex());
}
void ComboBoxImage::showPopup() {
if ( !onPopup ) {
onPopup = true;
int idx = popup.show() - 1;
onPopup = false;
if ( idx < 0 )
return;
setSelectedItemIndex(idx);
}
}
bool ComboBox::selectIfEnabled (const int index)
{
const ItemInfo* const item = getItemForIndex (index);
if (item != nullptr && item->isEnabled)
{
setSelectedItemIndex (index);
return true;
}
return false;
}
void ItemContainer::mousePressed(gcn::MouseEvent &event)
{
const int button = event.getButton();
if (button == gcn::MouseEvent::LEFT || button == gcn::MouseEvent::RIGHT)
{
Item *item = getItem(event.getX(), event.getY());
if (item)
setSelectedItemIndex(item->getInvIndex());
}
}
Combo::Combo(const parameters::ParameterInfo& inParamInfo,
juce::AudioProcessor* inProcessor)
: Control(inParamInfo, inProcessor)
{
const int numValues = static_cast<int>(getPlainValue(1.f)) + 1;
for (int i = 0; i < numValues; ++i)
{
addItem(getControlValueText(getNormalizedValue(float(i))), i + 1);
}
setJustificationType(juce::Justification::centred);
setSelectedItemIndex(static_cast<int>(getPlainValue(getControlValue())),
juce::dontSendNotification);
addListener(this);
}
//==============================================================================
bool ComboBox::keyPressed (const KeyPress& key)
{
bool used = false;
if (key.isKeyCode (KeyPress::upKey)
|| key.isKeyCode (KeyPress::leftKey))
{
setSelectedItemIndex (jmax (0, getSelectedItemIndex() - 1));
used = true;
}
else if (key.isKeyCode (KeyPress::downKey)
|| key.isKeyCode (KeyPress::rightKey))
{
setSelectedItemIndex (jmin (getSelectedItemIndex() + 1, getNumItems() - 1));
used = true;
}
else if (key.isKeyCode (KeyPress::returnKey))
{
showPopup();
used = true;
}
return used;
}
void ComboBox::setSelectedItemIndex (const int index, const bool dontSendChange) { setSelectedItemIndex (index, dontSendChange ? dontSendNotification : sendNotification); }
void Combo::controlValueChanged(float inValue)
{
setSelectedItemIndex(static_cast<int>(getPlainValue(inValue)),
juce::dontSendNotification);
}
void ItemContainer::keyPressed(gcn::KeyEvent &event)
{
const int columns = std::max(1, getWidth() / gridWidth);
const int gridSlot = getVisibleSlot(getSelectedItem());
int itemX = gridSlot % columns;
int itemY = gridSlot / columns;
// Handling direction keys: all of these set selectNewItem, and change
// itemX or itemY checking only that the selection doesn't go off the top,
// left or right of the grid. The block below the switch statement then
// checks that there's an item in that slot (implictly bounds-checking that
// the selection didn't go off the bottom of the grid).
bool selectNewItem = false;
switch (event.getKey().getValue())
{
case Key::LEFT:
if (itemX != 0)
itemX--;
selectNewItem = true;
event.consume();
break;
case Key::RIGHT:
if (itemX < (columns - 1))
itemX++;
selectNewItem = true;
event.consume();
break;
case Key::UP:
if (itemY != 0)
itemY--;
selectNewItem = true;
event.consume();
break;
case Key::DOWN:
itemY++;
selectNewItem = true;
event.consume();
break;
case Key::ENTER:
case Key::SPACE:
if (event.isShiftPressed())
{
const std::string actionEventId = getActionEventId();
setActionEventId("default");
distributeActionEvent();
setActionEventId(actionEventId);
}
else
distributeActionEvent();
event.consume();
break;
}
if (selectNewItem)
{
Item* selection = getItemInVisibleSlot(itemX + columns * itemY);
if (selection)
setSelectedItemIndex(selection->getInvIndex());
}
}