forked from mirrors/gecko-dev
9da62d84ad
Differential Revision: https://phabricator.services.mozilla.com/D56997 --HG-- extra : moz-landing-system : lando
53 lines
1.7 KiB
C++
53 lines
1.7 KiB
C++
/* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:expandtab:shiftwidth=4:tabstop=4:
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*/
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsWinRemoteClient.h"
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#include <windows.h>
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#include "RemoteUtils.h"
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using namespace mozilla;
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nsresult nsWinRemoteClient::Init() { return NS_OK; }
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nsresult nsWinRemoteClient::SendCommandLine(
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const char* aProgram, const char* aProfile, int32_t argc, char** argv,
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const char* aDesktopStartupID, char** aResponse, bool* aSucceeded) {
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*aSucceeded = false;
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nsString className;
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BuildClassName(aProgram, aProfile, className);
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HWND handle = ::FindWindowW(className.get(), 0);
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if (!handle) {
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return NS_OK;
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}
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WCHAR* cmd = ::GetCommandLineW();
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WCHAR cwd[MAX_PATH];
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_wgetcwd(cwd, MAX_PATH);
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// Construct a narrow UTF8 buffer <commandline>\0<workingdir>\0
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NS_ConvertUTF16toUTF8 utf8buffer(cmd);
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utf8buffer.Append('\0');
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WCHAR* cwdPtr = cwd;
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AppendUTF16toUTF8(MakeStringSpan(reinterpret_cast<char16_t*>(cwdPtr)),
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utf8buffer);
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utf8buffer.Append('\0');
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// We used to set dwData to zero, when we didn't send the working dir.
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// Now we're using it as a version number.
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COPYDATASTRUCT cds = {1, utf8buffer.Length(), (void*)utf8buffer.get()};
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// Bring the already running Mozilla process to the foreground.
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// nsWindow will restore the window (if minimized) and raise it.
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::SetForegroundWindow(handle);
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::SendMessage(handle, WM_COPYDATA, 0, (LPARAM)&cds);
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*aSucceeded = true;
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return NS_OK;
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}
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