mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-10-31 06:05:44 +00:00
90 lines
2.4 KiB
C++
90 lines
2.4 KiB
C++
/* -*- 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 nsToolkit_h__
|
|
#define nsToolkit_h__
|
|
|
|
#include "nsdefs.h"
|
|
|
|
#include "nsITimer.h"
|
|
#include "nsCOMPtr.h"
|
|
#include <windows.h>
|
|
|
|
// Avoid including windowsx.h to prevent macro pollution
|
|
#ifndef GET_X_LPARAM
|
|
#define GET_X_LPARAM(pt) (short(LOWORD(pt)))
|
|
#endif
|
|
#ifndef GET_Y_LPARAM
|
|
#define GET_Y_LPARAM(pt) (short(HIWORD(pt)))
|
|
#endif
|
|
|
|
/**
|
|
* Makes sure exit/enter mouse messages are always dispatched.
|
|
* In the case where the mouse has exited the outer most window the
|
|
* only way to tell if it has exited is to set a timer and look at the
|
|
* mouse pointer to see if it is within the outer most window.
|
|
*/
|
|
|
|
class MouseTrailer
|
|
{
|
|
public:
|
|
HWND GetMouseTrailerWindow() { return mMouseTrailerWindow; }
|
|
HWND GetCaptureWindow() { return mCaptureWindow; }
|
|
|
|
void SetMouseTrailerWindow(HWND aWnd);
|
|
void SetCaptureWindow(HWND aWnd);
|
|
void Disable() { mEnabled = false; DestroyTimer(); }
|
|
void Enable() { mEnabled = true; CreateTimer(); }
|
|
void DestroyTimer();
|
|
|
|
MouseTrailer();
|
|
~MouseTrailer();
|
|
private:
|
|
|
|
nsresult CreateTimer();
|
|
|
|
static void TimerProc(nsITimer* aTimer, void* aClosure);
|
|
|
|
// Information for mouse enter/exit events
|
|
HWND mMouseTrailerWindow;
|
|
HWND mCaptureWindow;
|
|
bool mIsInCaptureMode;
|
|
bool mEnabled;
|
|
nsCOMPtr<nsITimer> mTimer;
|
|
};
|
|
|
|
/**
|
|
* Wrapper around the thread running the message pump.
|
|
* The toolkit abstraction is necessary because the message pump must
|
|
* execute within the same thread that created the widget under Win32.
|
|
*/
|
|
|
|
class nsToolkit
|
|
{
|
|
public:
|
|
nsToolkit();
|
|
|
|
private:
|
|
~nsToolkit();
|
|
|
|
public:
|
|
static nsToolkit* GetToolkit();
|
|
|
|
static HINSTANCE mDllInstance;
|
|
static MouseTrailer *gMouseTrailer;
|
|
|
|
static void Startup(HMODULE hModule);
|
|
static void Shutdown();
|
|
static void StartAllowingD3D9();
|
|
|
|
protected:
|
|
static nsToolkit* gToolkit;
|
|
|
|
nsCOMPtr<nsITimer> mD3D9Timer;
|
|
MouseTrailer mMouseTrailer;
|
|
};
|
|
|
|
#endif // TOOLKIT_H
|