cef/libcef/browser/native/javascript_dialog_runner_win.h

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1.8 KiB
C++

// Copyright (c) 2012 The Chromium Embedded Framework Authors.
// Portions copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CEF_LIBCEF_BROWSER_NATIVE_JAVASCRIPT_DIALOG_RUNNER_WIN_H_
#define CEF_LIBCEF_BROWSER_NATIVE_JAVASCRIPT_DIALOG_RUNNER_WIN_H_
#pragma once
#include "libcef/browser/javascript_dialog_runner.h"
class CefJavaScriptDialogRunnerWin : public CefJavaScriptDialogRunner {
public:
CefJavaScriptDialogRunnerWin();
~CefJavaScriptDialogRunnerWin() override;
// CefJavaScriptDialogRunner methods:
void Run(
CefBrowserHostImpl* browser,
content::JavaScriptMessageType message_type,
const base::string16& display_url,
const base::string16& message_text,
const base::string16& default_prompt_text,
const DialogClosedCallback& callback) override;
void Cancel() override;
private:
HWND dialog_win_;
HWND parent_win_;
content::JavaScriptMessageType message_type_;
base::string16 message_text_;
base::string16 default_prompt_text_;
DialogClosedCallback callback_;
bool hook_installed_;
static INT_PTR CALLBACK DialogProc(HWND dialog, UINT message, WPARAM wparam,
LPARAM lparam);
// Since the message loop we expect to run in isn't going to be nicely
// calling IsDialogMessage(), we need to hook the wnd proc and call it
// ourselves. See http://support.microsoft.com/kb/q187988/
static bool InstallMessageHook();
static bool UninstallMessageHook();
static LRESULT CALLBACK GetMsgProc(int code, WPARAM wparam, LPARAM lparam);
static HHOOK msg_hook_;
static int msg_hook_user_count_;
};
#endif // CEF_LIBCEF_BROWSER_NATIVE_JAVASCRIPT_DIALOG_RUNNER_WIN_H_