Initial commit of Command & Conquer Renegade source code.

Code/wwlib/LaunchWeb.cpp

@@ -0,0 +1,120 @@
+/*
+**	Command & Conquer Renegade(tm)
+**	Copyright 2025 Electronic Arts Inc.
+**
+**	This program is free software: you can redistribute it and/or modify
+**	it under the terms of the GNU General Public License as published by
+**	the Free Software Foundation, either version 3 of the License, or
+**	(at your option) any later version.
+**
+**	This program is distributed in the hope that it will be useful,
+**	but WITHOUT ANY WARRANTY; without even the implied warranty of
+**	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+**	GNU General Public License for more details.
+**
+**	You should have received a copy of the GNU General Public License
+**	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/******************************************************************************
+*
+* FILE
+*     $Archive: /Commando/Code/wwlib/LaunchWeb.cpp $
+*
+* PROGRAMMER
+*     Denzil E. Long, Jr.
+*     $Author: Denzil_l $
+*
+* VERSION INFO
+*     $Revision: 2 $
+*     $Modtime: 6/22/01 4:39p $
+*
+******************************************************************************/
+
+#include "LaunchWeb.h"
+#include <windows.h>
+#include <shellapi.h>
+#include <stdio.h>
+#include <assert.h>
+
+/******************************************************************************
+*
+* NAME
+*     LaunchWebBrowser
+*
+* DESCRIPTION
+*     Launch the default browser to view the specified URL
+*
+* INPUTS
+*     URL      - Website address
+*     Wait     - Wait for user to close browser (default = false)
+*     Callback - User callback to invoke during wait (default = NULL callback)
+*
+* RESULT
+*     Success - True if successful; otherwise false
+*
+******************************************************************************/
+
+bool LaunchWebBrowser(const char* url)
+	{
+	// Just return if no URL specified
+	if (!url || (strlen(url) == 0))
+		{
+		return false;
+		}
+
+	// Create a temporary file with HTML content
+	char tempPath[MAX_PATH];
+	GetWindowsDirectory(tempPath, MAX_PATH);
+	
+	char filename[MAX_PATH];
+	GetTempFileName(tempPath, "WWS", 0, filename);
+
+	char* extPtr = strrchr(filename, '.');
+	strcpy(extPtr, ".html");
+
+	HANDLE file = CreateFile(filename, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS,
+			FILE_ATTRIBUTE_NORMAL, NULL);
+
+	assert(INVALID_HANDLE_VALUE != file && "Failed to create temporary HTML file.");
+
+	if (INVALID_HANDLE_VALUE == file)
+		{
+		return false;
+		}
+
+	// Write generic contents
+	const char* contents = "<title>ViewHTML</title>";
+	DWORD written;
+	WriteFile(file, contents, strlen(contents), &written, NULL);
+	CloseHandle(file);
+
+	// Find the executable that can launch this file
+	char exeName[MAX_PATH];
+	HINSTANCE hInst = FindExecutable(filename, NULL, exeName);
+	assert(((int)hInst > 32) && "Unable to find executable that will display HTML files.");
+
+	// Delete temporary file
+	DeleteFile(filename);
+
+	if ((int)hInst <= 32)
+		{
+		return false;
+		}
+
+	// Launch browser with specified URL
+	char commandLine[MAX_PATH];
+	sprintf(commandLine, "[open] %s", url);
+
+  STARTUPINFO startupInfo;
+	memset(&startupInfo, 0, sizeof(startupInfo));
+	startupInfo.cb = sizeof(startupInfo);
+  
+	PROCESS_INFORMATION processInfo;
+	BOOL createSuccess = CreateProcess(exeName, commandLine, NULL, NULL, FALSE,
+			0, NULL, NULL, &startupInfo, &processInfo);
+
+	assert(createSuccess && "Failed to launch default WebBrowser.");
+
+	return (TRUE == createSuccess);
+	}