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123 lines
3.9 KiB
C++
123 lines
3.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Masayuki Nakano <masayuki@d-toybox.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsToolkit_h__
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#define nsToolkit_h__
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#include "nsdefs.h"
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#include "nsITimer.h"
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#include "nsCOMPtr.h"
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#include <windows.h>
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// Avoid including windowsx.h to prevent macro pollution
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#ifndef GET_X_LPARAM
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#define GET_X_LPARAM(pt) (short(LOWORD(pt)))
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#endif
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#ifndef GET_Y_LPARAM
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#define GET_Y_LPARAM(pt) (short(HIWORD(pt)))
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#endif
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/**
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* Makes sure exit/enter mouse messages are always dispatched.
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* In the case where the mouse has exited the outer most window the
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* only way to tell if it has exited is to set a timer and look at the
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* mouse pointer to see if it is within the outer most window.
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*/
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class MouseTrailer
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{
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public:
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HWND GetMouseTrailerWindow() { return mMouseTrailerWindow; }
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HWND GetCaptureWindow() { return mCaptureWindow; }
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void SetMouseTrailerWindow(HWND aWnd);
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void SetCaptureWindow(HWND aWnd);
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void Disable() { mEnabled = false; DestroyTimer(); }
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void Enable() { mEnabled = true; CreateTimer(); }
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void DestroyTimer();
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MouseTrailer();
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~MouseTrailer();
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private:
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nsresult CreateTimer();
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static void TimerProc(nsITimer* aTimer, void* aClosure);
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// Information for mouse enter/exit events
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HWND mMouseTrailerWindow;
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HWND mCaptureWindow;
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bool mIsInCaptureMode;
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bool mEnabled;
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nsCOMPtr<nsITimer> mTimer;
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};
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/**
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* Wrapper around the thread running the message pump.
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* The toolkit abstraction is necessary because the message pump must
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* execute within the same thread that created the widget under Win32.
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*/
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class nsToolkit
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{
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public:
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nsToolkit();
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private:
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~nsToolkit();
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public:
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static nsToolkit* GetToolkit();
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static HINSTANCE mDllInstance;
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static MouseTrailer *gMouseTrailer;
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static void Startup(HMODULE hModule);
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static void Shutdown();
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static void StartAllowingD3D9();
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protected:
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static nsToolkit* gToolkit;
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nsCOMPtr<nsITimer> mD3D9Timer;
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MouseTrailer mMouseTrailer;
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};
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#endif // TOOLKIT_H
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