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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:44:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:44:51 +0000 |
commit | 9e3c08db40b8916968b9f30096c7be3f00ce9647 (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /widget/cocoa/nsMenuItemX.h | |
parent | Initial commit. (diff) | |
download | thunderbird-upstream.tar.xz thunderbird-upstream.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'widget/cocoa/nsMenuItemX.h')
-rw-r--r-- | widget/cocoa/nsMenuItemX.h | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/widget/cocoa/nsMenuItemX.h b/widget/cocoa/nsMenuItemX.h new file mode 100644 index 0000000000..980105e123 --- /dev/null +++ b/widget/cocoa/nsMenuItemX.h @@ -0,0 +1,105 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef nsMenuItemX_h_ +#define nsMenuItemX_h_ + +#include "mozilla/RefPtr.h" +#include "nsISupports.h" +#include "nsMenuGroupOwnerX.h" +#include "nsMenuItemIconX.h" +#include "nsChangeObserver.h" +#include "nsStringFwd.h" + +#import <Cocoa/Cocoa.h> + +class nsMenuItemIconX; +class nsMenuX; +class nsMenuParentX; + +namespace mozilla { +namespace dom { +class Element; +} +} // namespace mozilla + +enum { + knsMenuItemNoModifier = 0, + knsMenuItemShiftModifier = (1 << 0), + knsMenuItemAltModifier = (1 << 1), + knsMenuItemControlModifier = (1 << 2), + knsMenuItemCommandModifier = (1 << 3) +}; + +enum EMenuItemType { + eRegularMenuItemType = 0, + eCheckboxMenuItemType, + eRadioMenuItemType, + eSeparatorMenuItemType +}; + +// Once instantiated, this object lives until its DOM node or its parent window +// is destroyed. Do not hold references to this, they can become invalid any +// time the DOM node can be destroyed. +class nsMenuItemX final : public nsChangeObserver, + public nsMenuItemIconX::Listener { + public: + nsMenuItemX(nsMenuX* aParent, const nsString& aLabel, EMenuItemType aItemType, + nsMenuGroupOwnerX* aMenuGroupOwner, nsIContent* aNode); + + bool IsVisible() const { return mIsVisible; } + + // Unregisters nsMenuX from the nsMenuGroupOwner, and nulls out the group + // owner pointer. This is needed because nsMenuX is reference-counted and can + // outlive its owner, and the menu group owner asserts that everything has + // been unregistered when it is destroyed. + void DetachFromGroupOwner(); + + // Nulls out our reference to the parent. + // This is needed because nsMenuX is reference-counted and can outlive its + // parent. + void DetachFromParent() { mMenuParent = nullptr; } + + NS_INLINE_DECL_REFCOUNTING(nsMenuItemX) + + NS_DECL_CHANGEOBSERVER + + // nsMenuItemIconX::Listener + void IconUpdated() override; + + // nsMenuItemX + nsresult SetChecked(bool aIsChecked); + EMenuItemType GetMenuItemType(); + void DoCommand(NSEventModifierFlags aModifierFlags, int16_t aButton); + nsresult DispatchDOMEvent(const nsString& eventName, + bool* preventDefaultCalled); + void SetupIcon(); + nsMenuX* ParentMenu() { return mMenuParent; } + nsIContent* Content() { return mContent; } + NSMenuItem* NativeNSMenuItem() { return mNativeMenuItem; } + + void Dump(uint32_t aIndent) const; + + protected: + virtual ~nsMenuItemX(); + + void UncheckRadioSiblings(nsIContent* aCheckedElement); + void SetKeyEquiv(); + + nsCOMPtr<nsIContent> mContent; // XUL <menuitem> or <menuseparator> + + EMenuItemType mType; + + // nsMenuItemX objects should always have a valid native menu item. + NSMenuItem* mNativeMenuItem = nil; // [strong] + nsMenuX* mMenuParent = nullptr; // [weak] + nsMenuGroupOwnerX* mMenuGroupOwner = nullptr; // [weak] + RefPtr<mozilla::dom::Element> mCommandElement; + mozilla::UniquePtr<nsMenuItemIconX> mIcon; // always non-null + bool mIsChecked = false; + bool mIsVisible = false; +}; + +#endif // nsMenuItemX_h_ |