1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
|
/* -*- 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
|
