gecko/dom/plugins/ipc/PluginWidgetChild.cpp

68 lines
1.5 KiB
C++

/* 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/. */
#include "mozilla/plugins/PluginWidgetChild.h"
#include "mozilla/dom/TabChild.h"
#include "mozilla/plugins/PluginWidgetParent.h"
#include "PluginWidgetProxy.h"
#include "mozilla/unused.h"
#include "mozilla/DebugOnly.h"
#include "nsDebug.h"
#define PWLOG(...)
//#define PWLOG(...) printf_stderr(__VA_ARGS__)
namespace mozilla {
namespace plugins {
PluginWidgetChild::PluginWidgetChild() :
mWidget(nullptr)
{
PWLOG("PluginWidgetChild::PluginWidgetChild()\n");
MOZ_COUNT_CTOR(PluginWidgetChild);
}
PluginWidgetChild::~PluginWidgetChild()
{
PWLOG("PluginWidgetChild::~PluginWidgetChild()\n");
MOZ_COUNT_DTOR(PluginWidgetChild);
}
// Called by the proxy widget when it is destroyed by layout. Only gets
// called once.
void
PluginWidgetChild::ProxyShutdown()
{
PWLOG("PluginWidgetChild::ProxyShutdown()\n");
if (mWidget) {
mWidget = nullptr;
auto tab = static_cast<mozilla::dom::TabChild*>(Manager());
if (!tab->IsDestroyed()) {
unused << Send__delete__(this);
}
}
}
void
PluginWidgetChild::KillWidget()
{
PWLOG("PluginWidgetChild::KillWidget()\n");
if (mWidget) {
mWidget->ChannelDestroyed();
}
mWidget = nullptr;
}
void
PluginWidgetChild::ActorDestroy(ActorDestroyReason aWhy)
{
PWLOG("PluginWidgetChild::ActorDestroy(%d)\n", aWhy);
KillWidget();
}
} // namespace plugins
} // namespace mozilla