juicysfplugin/modules/juce_gui_basics/menus/juce_MenuBarModel.cpp

101 lines
2.9 KiB
C++

/*
==============================================================================
This file is part of the JUCE library.
Copyright (c) 2017 - ROLI Ltd.
JUCE is an open source library subject to commercial or open-source
licensing.
By using JUCE, you agree to the terms of both the JUCE 5 End-User License
Agreement and JUCE 5 Privacy Policy (both updated and effective as of the
27th April 2017).
End User License Agreement: www.juce.com/juce-5-licence
Privacy Policy: www.juce.com/juce-5-privacy-policy
Or: You may also use this code under the terms of the GPL v3 (see
www.gnu.org/licenses).
JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
DISCLAIMED.
==============================================================================
*/
namespace juce
{
MenuBarModel::MenuBarModel() noexcept
: manager (nullptr)
{
}
MenuBarModel::~MenuBarModel()
{
setApplicationCommandManagerToWatch (nullptr);
}
//==============================================================================
void MenuBarModel::menuItemsChanged()
{
triggerAsyncUpdate();
}
void MenuBarModel::setApplicationCommandManagerToWatch (ApplicationCommandManager* newManager)
{
if (manager != newManager)
{
if (manager != nullptr)
manager->removeListener (this);
manager = newManager;
if (manager != nullptr)
manager->addListener (this);
}
}
void MenuBarModel::addListener (Listener* newListener)
{
listeners.add (newListener);
}
void MenuBarModel::removeListener (Listener* listenerToRemove)
{
// Trying to remove a listener that isn't on the list!
// If this assertion happens because this object is a dangling pointer, make sure you've not
// deleted this menu model while it's still being used by something (e.g. by a MenuBarComponent)
jassert (listeners.contains (listenerToRemove));
listeners.remove (listenerToRemove);
}
//==============================================================================
void MenuBarModel::handleAsyncUpdate()
{
listeners.call ([this] (Listener& l) { l.menuBarItemsChanged (this); });
}
void MenuBarModel::applicationCommandInvoked (const ApplicationCommandTarget::InvocationInfo& info)
{
listeners.call ([this, &info] (Listener& l) { l.menuCommandInvoked (this, info); });
}
void MenuBarModel::applicationCommandListChanged()
{
menuItemsChanged();
}
void MenuBarModel::handleMenuBarActivate (bool isActive)
{
menuBarActivated (isActive);
listeners.call ([this, isActive] (Listener& l) { l.menuBarActivated (this, isActive); });
}
void MenuBarModel::menuBarActivated (bool) {}
void MenuBarModel::Listener::menuBarActivated (MenuBarModel*, bool) {}
} // namespace juce