зеркало из https://github.com/mozilla/gecko-dev.git
70 строки
2.2 KiB
C++
70 строки
2.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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 "nsNativeAppSupportBase.h"
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#include "nsNativeAppSupportWin.h"
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#include "mozilla/WindowsConsole.h"
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using namespace mozilla;
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/*
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* This code attaches the process to the appropriate console.
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*/
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class nsNativeAppSupportWin : public nsNativeAppSupportBase {
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public:
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// Utility function to handle a Win32-specific command line
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// option: "--console", which dynamically creates a Windows
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// console.
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void CheckConsole();
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private:
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~nsNativeAppSupportWin() {}
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}; // nsNativeAppSupportWin
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void nsNativeAppSupportWin::CheckConsole() {
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for (int i = 1; i < gArgc; ++i) {
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if (strcmp("-console", gArgv[i]) == 0 ||
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strcmp("--console", gArgv[i]) == 0 ||
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strcmp("/console", gArgv[i]) == 0) {
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if (AllocConsole()) {
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// Redirect the standard streams to the new console, but
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// only if they haven't been redirected to a valid file.
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// Visual Studio's _fileno() returns -2 for the standard
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// streams if they aren't associated with an output stream.
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if (_fileno(stdout) == -2) {
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freopen("CONOUT$", "w", stdout);
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}
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// There is no CONERR$, so use CONOUT$ for stderr as well.
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if (_fileno(stderr) == -2) {
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freopen("CONOUT$", "w", stderr);
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}
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if (_fileno(stdin) == -2) {
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freopen("CONIN$", "r", stdin);
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}
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}
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} else if (strcmp("-attach-console", gArgv[i]) == 0 ||
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strcmp("--attach-console", gArgv[i]) == 0 ||
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strcmp("/attach-console", gArgv[i]) == 0) {
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UseParentConsole();
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}
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}
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}
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// Create and return an instance of class nsNativeAppSupportWin.
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nsresult NS_CreateNativeAppSupport(nsINativeAppSupport** aResult) {
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nsNativeAppSupportWin* pNative = new nsNativeAppSupportWin;
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if (!pNative) return NS_ERROR_OUT_OF_MEMORY;
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// Check for dynamic console creation request.
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pNative->CheckConsole();
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*aResult = pNative;
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NS_ADDREF(*aResult);
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return NS_OK;
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}
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