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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/ipc/hangui/PluginHangUIChild.h
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* 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 mozilla_plugins_PluginHangUIChild_h
+#define mozilla_plugins_PluginHangUIChild_h
+
+#include "MiniShmChild.h"
+
+#include <string>
+
+#include <windows.h>
+
+namespace mozilla {
+namespace plugins {
+
+/**
+ * This class implements the plugin-hang-ui.
+ *
+ * NOTE: PluginHangUIChild is *not* an IPDL actor! In this case, "Child"
+ * is describing the fact that plugin-hang-ui is a child process to the
+ * firefox process, which is the PluginHangUIParent.
+ * PluginHangUIParent and PluginHangUIChild are a matched pair.
+ * @see PluginHangUIParent
+ */
+class PluginHangUIChild : public MiniShmObserver
+{
+public:
+ PluginHangUIChild();
+ virtual ~PluginHangUIChild();
+
+ bool
+ Init(int aArgc, wchar_t* aArgv[]);
+
+ /**
+ * Displays the Plugin Hang UI and does not return until the UI has
+ * been dismissed.
+ *
+ * @return true if the UI was displayed and the user response was
+ * successfully sent back to the parent. Otherwise false.
+ */
+ bool
+ Show();
+
+ /**
+ * Causes the calling thread to wait either for the Hang UI to be
+ * dismissed or for the parent process to terminate. This should
+ * be called by the main thread.
+ *
+ * @return true unless there was an error initiating the wait
+ */
+ bool
+ WaitForDismissal();
+
+ virtual void
+ OnMiniShmEvent(MiniShmBase* aMiniShmObj) override;
+
+private:
+ bool
+ RecvShow();
+
+ bool
+ RecvCancel();
+
+ bool
+ SetMainThread();
+
+ void
+ ResizeButtons();
+
+ INT_PTR
+ HangUIDlgProc(HWND aDlgHandle, UINT aMsgCode, WPARAM aWParam, LPARAM aLParam);
+
+ static VOID CALLBACK
+ ShowAPC(ULONG_PTR aContext);
+
+ static INT_PTR CALLBACK
+ SHangUIDlgProc(HWND aDlgHandle, UINT aMsgCode, WPARAM aWParam,
+ LPARAM aLParam);
+
+ static VOID CALLBACK
+ SOnParentProcessExit(PVOID aObject, BOOLEAN aIsTimer);
+
+ static PluginHangUIChild *sSelf;
+
+ const wchar_t* mMessageText;
+ const wchar_t* mWindowTitle;
+ const wchar_t* mWaitBtnText;
+ const wchar_t* mKillBtnText;
+ const wchar_t* mNoFutureText;
+ unsigned int mResponseBits;
+ HWND mParentWindow;
+ HWND mDlgHandle;
+ HANDLE mMainThread;
+ HANDLE mParentProcess;
+ HANDLE mRegWaitProcess;
+ DWORD mIPCTimeoutMs;
+ MiniShmChild mMiniShm;
+
+ static const int kExpectedMinimumArgc;
+
+ typedef HRESULT (WINAPI *SETAPPUSERMODELID)(PCWSTR);
+
+ DISALLOW_COPY_AND_ASSIGN(PluginHangUIChild);
+};
+
+} // namespace plugins
+} // namespace mozilla
+
+#endif // mozilla_plugins_PluginHangUIChild_h
+