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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /layout/printing/nsPrintPreviewListener.h | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'layout/printing/nsPrintPreviewListener.h')
-rw-r--r-- | layout/printing/nsPrintPreviewListener.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/layout/printing/nsPrintPreviewListener.h b/layout/printing/nsPrintPreviewListener.h new file mode 100644 index 000000000..dddb1bed5 --- /dev/null +++ b/layout/printing/nsPrintPreviewListener.h @@ -0,0 +1,53 @@ +/* -*- Mode: C++; tab-width: 4; 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 nsPrintPreviewListener_h__ +#define nsPrintPreviewListener_h__ + +// Interfaces needed to be included +#include "nsIDOMEventListener.h" +// Helper Classes +#include "nsCOMPtr.h" +#include "mozilla/Attributes.h" + +namespace mozilla { +namespace dom { +class EventTarget; +} // namespace dom +} // namespace mozilla + +// +// class nsPrintPreviewListener +// +// The class that listens to the chrome events and tells the embedding +// chrome to show context menus, as appropriate. Handles registering itself +// with the DOM with AddChromeListeners() and removing itself with +// RemoveChromeListeners(). +// +class nsPrintPreviewListener final : public nsIDOMEventListener + +{ +public: + NS_DECL_ISUPPORTS + NS_DECL_NSIDOMEVENTLISTENER + + explicit nsPrintPreviewListener(mozilla::dom::EventTarget* aTarget); + + // Add/remove the relevant listeners, based on what interfaces + // the embedding chrome implements. + nsresult AddListeners(); + nsresult RemoveListeners(); + +private: + ~nsPrintPreviewListener(); + + nsCOMPtr<mozilla::dom::EventTarget> mEventTarget; + +}; // class nsPrintPreviewListener + + + +#endif /* nsPrintPreviewListener_h__ */ |