forked from mirrors/gecko-dev
31 lines
1.1 KiB
C++
31 lines
1.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsMenuParentX_h_
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#define nsMenuParentX_h_
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#include "mozilla/RefPtr.h"
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#include "mozilla/Variant.h"
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class nsMenuX;
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class nsMenuBarX;
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class nsMenuItemX;
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// A base class for objects that can be the parent of an nsMenuX or nsMenuItemX.
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class nsMenuParentX {
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public:
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using MenuChild = mozilla::Variant<RefPtr<nsMenuX>, RefPtr<nsMenuItemX>>;
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// XXXmstange double-check that this is still needed
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virtual nsMenuBarX* AsMenuBar() { return nullptr; }
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// Called when aChild becomes visible or hidden, so that the parent can insert
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// or remove the child's native menu item from its NSMenu and update its state
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// of visible items.
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virtual void MenuChildChangedVisibility(const MenuChild& aChild,
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bool aIsVisible) = 0;
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};
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#endif // nsMenuParentX_h_
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