midp_platform_request_md.c

来自「This is a resource based on j2me embedde」· C语言 代码 · 共 106 行

/*
 *   
 *
 * Copyright  1990-2007 Sun Microsystems, Inc. All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License version
 * 2 only, as published by the Free Software Foundation.
 * 
 * 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 version 2 for more details (a copy is
 * included at /legal/license.txt).
 * 
 * You should have received a copy of the GNU General Public License
 * version 2 along with this work; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA
 * 
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
 * Clara, CA 95054 or visit www.sun.com if you need additional
 * information or have any questions.
 */

#include <midp_properties_port.h>
#include <midpMalloc.h>
#include <midp_logging.h>

/**
 * @file
 *
 * Platform implementation of the platformRequest() method call.
 */

/** Property name for platform request handler */
static const char* const PLATFORM_REQUEST_KEY =
    "com.sun.midp.midlet.platformRequestCommand";

/**
 * Starts a new process to handle the given URL. The new process executes
 * the value of the <tt>com.sun.midp.midlet.platformRequestCommand</tt>
 * system property. The URL is passed as this process' sole command-line
 * argument.
 *
 * @param pszUrl The 'C' string URL
 *
 * @return true if the platform request is configured
 */
int platformRequest(char* pszUrl) {
    (void)pszUrl;
#if 0
    char *execargs[3];
    STARTUPINFO si;
    PROCESS_INFORMATION pi;

    if (strlen(pszUrl) == 0) {
        /*
         * This is a request to cancel. Since a process was already spawned
         * to handle the previous URL, it too late.
         */
        return 1;
    }

    execargs[0] = (char *)getInternalProperty(PLATFORM_REQUEST_KEY);
    if (execargs[0] == NULL) {
        REPORT_WARN(LC_AMS, "PlatformRequest is not configured.");
	return 0;
    }

    execargs[1] = pszUrl;
    /* leave room for a space and zero terminator */
    execargs[2] = (char*)midpMalloc(strlen(execargs[0]) +
                     strlen(execargs[1]) + 2);
    if (execargs[2] == NULL) {
        REPORT_WARN(LC_AMS, "PlatformRequest ran out of memory.");
	return 0;
    }

    strcpy(execargs[2], execargs[0]);
    strcat(execargs[2], " ");
    strcat(execargs[2], execargs[1]);

    memset(&si, 0, sizeof(si));
    si.cb = sizeof(si);

    // spawn the request using the configured URL handler and URL parameter
    /*
     * do not inherit handles
     */
    if (CreateProcess(NULL, execargs[2], NULL, NULL, FALSE, 0,
	NULL, NULL, &si, &pi)) {
        CloseHandle(pi.hProcess);
	CloseHandle(pi.hThread);
    } else {
        REPORT_WARN(LC_AMS, "Spawning a handler process failed. Check the platformRequest configuration. ");
    }

    midpFree(execargs[2]);
#endif
    return 1;
}