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tubestation/widget/gtk/nsMenuBar.h

112 lines
3.3 KiB
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* vim:expandtab:shiftwidth=4:tabstop=4:
*/
/* 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 __nsMenuBar_h__
#define __nsMenuBar_h__
#include "mozilla/Attributes.h"
#include "mozilla/UniquePtr.h"
#include "nsCOMPtr.h"
#include "nsString.h"
#include "nsDbusmenu.h"
#include "nsMenuContainer.h"
#include "nsMenuObject.h"
#include <gtk/gtk.h>
class nsIContent;
class nsIWidget;
class nsMenuBarDocEventListener;
namespace mozilla {
namespace dom {
class Document;
class KeyboardEvent;
}
}
/*
* The menubar class. There is one of these per window (and the window
* owns its menubar). Each menubar has an object path, and the service is
* responsible for telling the desktop shell which object path corresponds
* to a particular window. A menubar and its hierarchy also own a
* nsNativeMenuDocListener.
*/
class nsMenuBar final : public nsMenuContainer
{
public:
~nsMenuBar() override;
static mozilla::UniquePtr<nsMenuBar> Create(nsIWidget *aParent,
nsIContent *aMenuBarNode);
nsMenuObject::EType Type() const override;
bool IsBeingDisplayed() const override;
// Get the native window ID for this menubar
uint32_t WindowId() const;
// Get the object path for this menubar
nsCString ObjectPath() const;
// Get the top-level GtkWindow handle
GtkWidget* TopLevelWindow() { return mTopLevel; }
// Called from the menuservice when the menubar is about to be registered.
// Causes the native menubar to be created, and the XUL menubar to be hidden
void Activate();
// Called from the menuservice when the menubar is no longer registered
// with the desktop shell. Will cause the XUL menubar to be shown again
void Deactivate();
private:
class DocEventListener;
friend class nsMenuBarContentInsertedEvent;
friend class nsMenuBarContentRemovedEvent;
enum ModifierFlags {
eModifierShift = (1 << 0),
eModifierCtrl = (1 << 1),
eModifierAlt = (1 << 2),
eModifierMeta = (1 << 3)
};
nsMenuBar(nsIContent *aMenuBarNode);
nsresult Init(nsIWidget *aParent);
void Build();
void DisconnectDocumentEventListeners();
void SetShellShowingMenuBar(bool aShowing);
void Focus();
void Blur();
ModifierFlags GetModifiersFromEvent(mozilla::dom::KeyboardEvent *aEvent);
nsresult Keypress(mozilla::dom::KeyboardEvent *aEvent);
nsresult KeyDown(mozilla::dom::KeyboardEvent *aEvent);
nsresult KeyUp(mozilla::dom::KeyboardEvent *aEvent);
void HandleContentInserted(nsIContent *aChild,
nsIContent *aPrevSibling);
void HandleContentRemoved(nsIContent *aChild);
void OnContentInserted(nsIContent *aContainer, nsIContent *aChild,
nsIContent *aPrevSibling) override;
void OnContentRemoved(nsIContent *aContainer, nsIContent *aChild) override;
GtkWidget *mTopLevel;
DbusmenuServer *mServer;
nsCOMPtr<mozilla::dom::Document> mDocument;
RefPtr<DocEventListener> mEventListener;
uint32_t mAccessKey;
ModifierFlags mAccessKeyMask;
bool mIsActive;
};
#endif /* __nsMenuBar_h__ */