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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/plugins/base/nsPluginNativeWindow.h
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'dom/plugins/base/nsPluginNativeWindow.h')
-rw-r--r--dom/plugins/base/nsPluginNativeWindow.h80
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diff --git a/dom/plugins/base/nsPluginNativeWindow.h b/dom/plugins/base/nsPluginNativeWindow.h
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+/* -*- 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 _nsPluginNativeWindow_h_
+#define _nsPluginNativeWindow_h_
+
+#include "nscore.h"
+#include "nsCOMPtr.h"
+#include "nsISupportsImpl.h"
+#include "nsNPAPIPluginInstance.h"
+#include "npapi.h"
+#include "nsIWidget.h"
+
+/**
+ * base class for native plugin window implementations
+ */
+class nsPluginNativeWindow : public NPWindow
+{
+public:
+ nsPluginNativeWindow() : NPWindow() {
+ MOZ_COUNT_CTOR(nsPluginNativeWindow);
+ }
+
+ virtual ~nsPluginNativeWindow() {
+ MOZ_COUNT_DTOR(nsPluginNativeWindow);
+ }
+
+ /**
+ * !!! CAUTION !!!
+ *
+ * The base class |nsPluginWindow| is defined as a struct in nsplugindefs.h,
+ * thus it does not have a destructor of its own.
+ * One should never attempt to delete |nsPluginNativeWindow| object instance
+ * (or derivatives) using a pointer of |nsPluginWindow *| type. Should such
+ * necessity occur it must be properly casted first.
+ */
+
+public:
+ nsresult GetPluginInstance(RefPtr<nsNPAPIPluginInstance> &aPluginInstance) {
+ aPluginInstance = mPluginInstance;
+ return NS_OK;
+ }
+ nsresult SetPluginInstance(nsNPAPIPluginInstance *aPluginInstance) {
+ if (mPluginInstance != aPluginInstance)
+ mPluginInstance = aPluginInstance;
+ return NS_OK;
+ }
+
+ nsresult GetPluginWidget(nsIWidget **aWidget) const {
+ NS_IF_ADDREF(*aWidget = mWidget);
+ return NS_OK;
+ }
+ nsresult SetPluginWidget(nsIWidget *aWidget) {
+ mWidget = aWidget;
+ return NS_OK;
+ }
+
+public:
+ virtual nsresult CallSetWindow(RefPtr<nsNPAPIPluginInstance> &aPluginInstance) {
+ // null aPluginInstance means that we want to call SetWindow(null)
+ if (aPluginInstance)
+ aPluginInstance->SetWindow(this);
+ else if (mPluginInstance)
+ mPluginInstance->SetWindow(nullptr);
+
+ SetPluginInstance(aPluginInstance);
+ return NS_OK;
+ }
+
+protected:
+ RefPtr<nsNPAPIPluginInstance> mPluginInstance;
+ nsCOMPtr<nsIWidget> mWidget;
+};
+
+nsresult PLUG_NewPluginNativeWindow(nsPluginNativeWindow ** aPluginNativeWindow);
+nsresult PLUG_DeletePluginNativeWindow(nsPluginNativeWindow * aPluginNativeWindow);
+
+#endif //_nsPluginNativeWindow_h_