1 /* 2 * ConnectBot: simple, powerful, open-source SSH client for Android 3 * Copyright 2007 Kenny Root, Jeffrey Sharkey 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 package org.connectbot.util; 19 20 import android.util.Log; 21 22 /** 23 * @author Kenny Root 24 * 25 */ 26 public class EastAsianWidth { 27 public static boolean useJNI = false; 28 private static final String TAG = "ConnectBot.EastAsianWidth"; 29 30 /** 31 * @param charArray 32 * @param i 33 * @param position 34 * @param wideAttribute 35 * @param isLegacyEastAsian 36 */ measure(char[] charArray, int start, int end, byte[] wideAttribute, boolean isLegacyEastAsian)37 public native static void measure(char[] charArray, int start, int end, 38 byte[] wideAttribute, boolean isLegacyEastAsian); 39 40 static { 41 try { 42 System.loadLibrary("org_connectbot_util_EastAsianWidth"); 43 44 char[] testInput = {(char)0x4EBA}; 45 byte[] testResult = new byte[1]; measure(testInput, 0, 1, testResult, true)46 measure(testInput, 0, 1, testResult, true); 47 48 if (testResult[0] == 1) 49 useJNI = true; 50 else Log.d(TAG, "EastAsianWidth JNI measuring not available")51 Log.d(TAG, "EastAsianWidth JNI measuring not available"); 52 } catch (Exception e) { 53 // Failure 54 } catch (UnsatisfiedLinkError e1) { 55 // Failure 56 } 57 } 58 } 59