juce_MenuBarModel.cpp

Go to the documentation of this file.

/*
  ==============================================================================
 
   This file is part of the JUCE library.
   Copyright (c) 2022 - Raw Material Software Limited
 
   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 7 End-User License
   Agreement and JUCE Privacy Policy.
 
   End User License Agreement: www.juce.com/juce-7-licence
   Privacy Policy: www.juce.com/juce-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