1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/ipc/glue/WindowsMessageLoop.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,170 @@
1.4 +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
1.5 + * vim: sw=2 ts=2 et :
1.6 + */
1.7 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.8 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.9 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.10 +
1.11 +#ifndef IPC_GLUE_WINDOWSMESSAGELOOP_H
1.12 +#define IPC_GLUE_WINDOWSMESSAGELOOP_H
1.13 +
1.14 +// This file is only meant to compile on windows
1.15 +#include <windows.h>
1.16 +
1.17 +#include "base/basictypes.h"
1.18 +#include "nsISupportsImpl.h"
1.19 +
1.20 +namespace mozilla {
1.21 +namespace ipc {
1.22 +namespace windows {
1.23 +
1.24 +void InitUIThread();
1.25 +
1.26 +class DeferredMessage
1.27 +{
1.28 +public:
1.29 + DeferredMessage()
1.30 + {
1.31 + MOZ_COUNT_CTOR(DeferredMessage);
1.32 + }
1.33 +
1.34 + virtual ~DeferredMessage()
1.35 + {
1.36 + MOZ_COUNT_DTOR(DeferredMessage);
1.37 + }
1.38 +
1.39 + virtual void Run() = 0;
1.40 +};
1.41 +
1.42 +// Uses CallWndProc to deliver a message at a later time. Messages faked with
1.43 +// this class must not have pointers in their wParam or lParam members as they
1.44 +// may be invalid by the time the message actually runs.
1.45 +class DeferredSendMessage : public DeferredMessage
1.46 +{
1.47 +public:
1.48 + DeferredSendMessage(HWND aHWnd,
1.49 + UINT aMessage,
1.50 + WPARAM aWParam,
1.51 + LPARAM aLParam)
1.52 + : hWnd(aHWnd),
1.53 + message(aMessage),
1.54 + wParam(aWParam),
1.55 + lParam(aLParam)
1.56 + { }
1.57 +
1.58 + virtual void Run();
1.59 +
1.60 +protected:
1.61 + HWND hWnd;
1.62 + UINT message;
1.63 + WPARAM wParam;
1.64 + LPARAM lParam;
1.65 +};
1.66 +
1.67 +// Uses RedrawWindow to fake several painting-related messages. Flags passed
1.68 +// to the constructor go directly to RedrawWindow.
1.69 +class DeferredRedrawMessage : public DeferredMessage
1.70 +{
1.71 +public:
1.72 + DeferredRedrawMessage(HWND aHWnd,
1.73 + UINT aFlags)
1.74 + : hWnd(aHWnd),
1.75 + flags(aFlags)
1.76 + { }
1.77 +
1.78 + virtual void Run();
1.79 +
1.80 +private:
1.81 + HWND hWnd;
1.82 + UINT flags;
1.83 +};
1.84 +
1.85 +// Uses UpdateWindow to generate a WM_PAINT message if needed.
1.86 +class DeferredUpdateMessage : public DeferredMessage
1.87 +{
1.88 +public:
1.89 + DeferredUpdateMessage(HWND aHWnd);
1.90 +
1.91 + virtual void Run();
1.92 +
1.93 +private:
1.94 + HWND mWnd;
1.95 + RECT mUpdateRect;
1.96 +};
1.97 +
1.98 +// This class duplicates a string that may exist in the lParam member of the
1.99 +// message.
1.100 +class DeferredSettingChangeMessage : public DeferredSendMessage
1.101 +{
1.102 +public:
1.103 + DeferredSettingChangeMessage(HWND aHWnd,
1.104 + UINT aMessage,
1.105 + WPARAM aWParam,
1.106 + LPARAM aLParam);
1.107 +
1.108 + ~DeferredSettingChangeMessage();
1.109 +private:
1.110 + wchar_t* lParamString;
1.111 +};
1.112 +
1.113 +// This class uses SetWindowPos to fake various size-related messages. Flags
1.114 +// passed to the constructor go straight through to SetWindowPos.
1.115 +class DeferredWindowPosMessage : public DeferredMessage
1.116 +{
1.117 +public:
1.118 + DeferredWindowPosMessage(HWND aHWnd,
1.119 + LPARAM aLParam,
1.120 + bool aForCalcSize = false,
1.121 + WPARAM aWParam = 0);
1.122 +
1.123 + virtual void Run();
1.124 +
1.125 +private:
1.126 + WINDOWPOS windowPos;
1.127 +};
1.128 +
1.129 +// This class duplicates a data buffer for a WM_COPYDATA message.
1.130 +class DeferredCopyDataMessage : public DeferredSendMessage
1.131 +{
1.132 +public:
1.133 + DeferredCopyDataMessage(HWND aHWnd,
1.134 + UINT aMessage,
1.135 + WPARAM aWParam,
1.136 + LPARAM aLParam);
1.137 +
1.138 + ~DeferredCopyDataMessage();
1.139 +private:
1.140 + COPYDATASTRUCT copyData;
1.141 +};
1.142 +
1.143 +class DeferredStyleChangeMessage : public DeferredMessage
1.144 +{
1.145 +public:
1.146 + DeferredStyleChangeMessage(HWND aHWnd,
1.147 + WPARAM aWParam,
1.148 + LPARAM aLParam);
1.149 +
1.150 + virtual void Run();
1.151 +
1.152 +private:
1.153 + HWND hWnd;
1.154 + int index;
1.155 + LONG_PTR style;
1.156 +};
1.157 +
1.158 +class DeferredSetIconMessage : public DeferredSendMessage
1.159 +{
1.160 +public:
1.161 + DeferredSetIconMessage(HWND aHWnd,
1.162 + UINT aMessage,
1.163 + WPARAM aWParam,
1.164 + LPARAM aLParam);
1.165 +
1.166 + virtual void Run();
1.167 +};
1.168 +
1.169 +} /* namespace windows */
1.170 +} /* namespace ipc */
1.171 +} /* namespace mozilla */
1.172 +
1.173 +#endif /* IPC_GLUE_WINDOWSMESSAGELOOP_H */
