layout/generic/nsIObjectFrame.h

changeset 0
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1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* This Source Code Form is subject to the terms of the Mozilla Public
3 * License, v. 2.0. If a copy of the MPL was not distributed with this
4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
5
6 /*
7 * interface for rendering objects for replaced elements implemented by
8 * a plugin
9 */
10
11 #ifndef nsIObjectFrame_h___
12 #define nsIObjectFrame_h___
13
14 #include "nsQueryFrame.h"
15
16 class nsNPAPIPluginInstance;
17 class nsIWidget;
18
19 class nsIObjectFrame : public nsQueryFrame
20 {
21 public:
22 NS_DECL_QUERYFRAME_TARGET(nsIObjectFrame)
23
24 NS_IMETHOD GetPluginInstance(nsNPAPIPluginInstance** aPluginInstance) = 0;
25
26 /**
27 * Get the native widget for the plugin, if any.
28 */
29 virtual nsIWidget* GetWidget() = 0;
30
31 /**
32 * Update plugin active state. Frame should update if it is on an active tab
33 * or not and forward that information to the plugin to make it possible to
34 * throttle down plugin instance in non active case.
35 */
36 virtual void SetIsDocumentActive(bool aIsActive) = 0;
37 };
38
39 #endif /* nsIObjectFrame_h___ */

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