/* * Copyright (c) 2002-2008 LWJGL Project * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * * Neither the name of 'LWJGL' nor the names of * its contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ package org.lwjgl; import java.io.File; import java.lang.reflect.Method; import java.net.MalformedURLException; import java.net.URL; import org.lwjgl.input.Mouse; /** *
* System class (named Sys so as not to conflict with java.lang.System) *
* @author cix_fooNOTEZ BIEN that the hires timer WILL wrap around. * * @return the current hires time, in ticks (always >= 0) */ public static long getTime() { return implementation.getTime() & 0x7FFFFFFFFFFFFFFFL; } /** * Attempt to display a modal alert to the user. This method should be used * when a game fails to initialize properly or crashes out losing its display * in the process. It is provided because AWT may not be available on the target * platform, although on Mac and Linux and other platforms supporting AWT we * delegate the task to AWT instead of doing it ourselves. *
* The alert should display the title and the message and then the current * thread should block until the user dismisses the alert - typically with an * OK button click. *
* It may be that the user's system has no windowing system installed for some * reason, in which case this method may do nothing at all, or attempt to provide * some console output. * * @param title The title of the alert. We suggest using the title of your game. * @param message The message text for the alert. */ public static void alert(String title, String message) { boolean grabbed = Mouse.isGrabbed(); if (grabbed) { Mouse.setGrabbed(false); } if (title == null) title = ""; if (message == null) message = ""; implementation.alert(title, message); if (grabbed) { Mouse.setGrabbed(true); } } /** * Open the system web browser and point it at the specified URL. It is recommended * that this not be called whilst your game is running, but on application exit in * a shutdown hook, as the screen resolution will not be reset when the browser is * brought into view. *
* There is no guarantee that this will work, nor that we can detect if it has * failed - hence we don't return success code or throw an Exception. This is just a * best attempt at opening the URL given - don't rely on it to work! *
* @param url The URL. Ensure that the URL is properly encoded. * @return false if we are CERTAIN the call has failed */ public static boolean openURL(String url) { // Attempt to use Webstart if we have it available try { // Lookup the javax.jnlp.BasicService object final Class> serviceManagerClass = Class.forName("javax.jnlp.ServiceManager"); Method lookupMethod = serviceManagerClass.getMethod("lookup", String.class); Object basicService = lookupMethod.invoke(serviceManagerClass, new Object[] {"javax.jnlp.BasicService"}); final Class> basicServiceClass = Class.forName("javax.jnlp.BasicService"); Method showDocumentMethod = basicServiceClass.getMethod("showDocument", URL.class); try { Boolean ret = (Boolean)showDocumentMethod.invoke(basicService, new URL(url)); return ret; } catch (MalformedURLException e) { e.printStackTrace(System.err); return false; } } catch (Exception ue) { return implementation.openURL(url); } } /** * Get the contents of the system clipboard. The system might not have a * clipboard (particularly if it doesn't even have a keyboard) in which case * we return null. Otherwise we return a String, which may be the empty * string "". * * @return a String, or null if there is no system clipboard. */ public static String getClipboard() { return implementation.getClipboard(); } }