文件预览：HelloJni.java
/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package cc.winboll.studio.jcndk;
import android.app.Activity;
import android.content.Context;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.ScrollView;
import android.widget.TextView;
import cc.winboll.studio.jcndk.R;
import cc.winboll.studio.libjc.JAR_RUNNING_MODE;
import cc.winboll.studio.libjc.JCMainThread;
import cc.winboll.studio.libjc.Log;
import cc.winboll.studio.libjc.net.JCSocketServer;
import java.io.File;
public class HelloJni extends Activity implements JCMainThread.OnMessageListener {
public static String TAG = "HelloJni";
final public static int MSG_APPEN = 0;
MessageHandler mMessageHandler;
static JCMainThread _JCMainThread;
StringBuilder mStringBuilder;
Context mContext;
ScrollView mScrollView;
LinearLayout mRootLayout;
TextView mTextView;
EditText mEditText;
Button mButton;
JCSocketServer mJCSocketServer;
JCMainServerThread mJCMainServerThread;
// @Override
// public void log(String message) {
// Message msg = mMessageHandler.obtainMessage(MSG_APPEN, message);
// mMessageHandler.sendMessage(msg);
// }
@Override
public void outPrint(String message) {
Message msg = mMessageHandler.obtainMessage(MSG_APPEN, message);
mMessageHandler.sendMessage(msg);
}
@Override
public void errPrint(String message) {
Message msg = mMessageHandler.obtainMessage(MSG_APPEN, message);
mMessageHandler.sendMessage(msg);
}
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// 初始化日志类
Log.init(getPackageName());
Log.d(TAG, "onCreate");
// 初始化视图元素
mContext = this;
mMessageHandler = new MessageHandler();
//initView();
initView2();
// 测试添加消息 方式 1
appendMessage("appendMessage(...) test.\n");
// 测试添加消息 方式 2
int szwhat = MSG_APPEN;
String szobj = "mMessageHandler.sendMessage(...) test.\n";
Message msg = mMessageHandler.obtainMessage(szwhat, szobj);
mMessageHandler.sendMessage(msg);
// 启动主线程
_JCMainThread = JCMainThread.getInstance(getPackageName());
_JCMainThread.setOnLogListener(this);
_JCMainThread.setRunningMode(JAR_RUNNING_MODE.JCNDK);
_JCMainThread.start();
try {
Thread.sleep(500);
} catch (InterruptedException e) {
Log.e(TAG, e, Thread.currentThread().getStackTrace());
}
appendMessage("Switch To Termux Bash Shell ...");
File dirHome = new File(getFilesDir(), "home");
if (!dirHome.exists()) {
dirHome.mkdirs();
}
String szBashSwitchFileName = "switch2bash.sh";
File fDstBashSwitch = new File(dirHome, szBashSwitchFileName);
FileUtils.copyAssetsToSD(this, szBashSwitchFileName, fDstBashSwitch.toPath().toString());
_JCMainThread.exeInit("cd " + dirHome.toPath().toString());
_JCMainThread.exeInit("ash " + szBashSwitchFileName);
//Intent intent = new Intent(this, JCMainService.class);
//startService(intent);
mJCMainServerThread = new JCMainServerThread();
mJCMainServerThread.start();
}
void initView2() {
View mainView = getLayoutInflater().inflate(R.layout.view_main, null);
mRootLayout = mainView.findViewById(R.id.viewmainLinearLayout1);
mScrollView = mainView.findViewById(R.id.viewmainScrollView1);
mTextView = mainView.findViewById(R.id.viewmainTextView1);
mButton = mainView.findViewById(R.id.viewmainButton1);
mEditText = mainView.findViewById(R.id.viewmainEditText1);
setContentView(mRootLayout);
mButton.setOnClickListener(new View.OnClickListener(){
@Override
public void onClick(View v) {
mJCSocketServer.sendMessage(mEditText.getText().toString());
//System.out.println("onClick");
//_JCMainThread.exeBashCommand(mEditText.getText().toString());
mEditText.setText("");
}
});
}
//
// //
// // 函数式初始化视图元素
// //
// void initView() {
// // 创建一个线性布局作为根布局
// mRootLayout = new LinearLayout(mContext);
// mRootLayout.setOrientation(LinearLayout.VERTICAL);
// mRootLayout.setLayoutParams(new LinearLayout.LayoutParams(
// ViewGroup.LayoutParams.MATCH_PARENT,
// ViewGroup.LayoutParams.MATCH_PARENT
// ));
//
// // 创建ScrollView
// mScrollView = new ScrollView(mContext);
// mScrollView.setLayoutParams(new LinearLayout.LayoutParams(
// ViewGroup.LayoutParams.MATCH_PARENT,
// ViewGroup.LayoutParams.MATCH_PARENT
// ));
//
// // 创建TextView
// mTextView = new TextView(mContext);
// mTextView.setTextColor(Color.BLACK);
// mTextView.setTextSize(16);
// mTextView.setGravity(Gravity.LEFT);
// mTextView.setLayoutParams(new LinearLayout.LayoutParams(
// ViewGroup.LayoutParams.MATCH_PARENT,
// ViewGroup.LayoutParams.WRAP_CONTENT
// ));
//
// // 模拟添加文本内容
// /*String longText = "";
// for (int i = 0; i < 100; i++) {
// longText += "这是一些示例文本内容，用于测试滚动效果。\n";
// }
// textView.setText(longText);*/
//
// // 将TextView添加到ScrollView中
// mScrollView.addView(mTextView);
//
// // 将ScrollView添加到根布局中
// mRootLayout.addView(mScrollView);
//
// // 设置Activity的内容视图为根布局
// setContentView(mRootLayout);
//
// }
//
// 添加输出消息
//
void appendMessage(String szMessage) {
mTextView.append(szMessage);
// 让ScrollView滚动到底部
mScrollView.post(new Runnable() {
@Override
public void run() {
mScrollView.fullScroll(ScrollView.FOCUS_DOWN);
}
});
}
/* A native method that is implemented by the
* 'hello-jni' native library, which is packaged
* with this application.
*/
public native String stringFromJNI();
/* This is another native method declaration that is *not*
* implemented by 'hello-jni'. This is simply to show that
* you can declare as many native methods in your Java code
* as you want, their implementation is searched in the
* currently loaded native libraries only the first time
* you call them.
*
* Trying to call this function will result in a
* java.lang.UnsatisfiedLinkError exception !
*/
public native String unimplementedStringFromJNI();
/* this is used to load the 'hello-jni' library on application
* startup. The library has already been unpacked into
* /data/data/com.example.hellojni/lib/libhello-jni.so at
* installation time by the package manager.
*/
static {
System.loadLibrary("hello-jni");
}
class MessageHandler extends Handler {
@Override
public void handleMessage(Message msg) {
switch (msg.what) {
case MSG_APPEN : {
appendMessage(String.format("%s", msg.obj));
}
}
super.handleMessage(msg);
}
}
class JCMainServerThread extends Thread {
@Override
public void run() {
super.run();
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
System.err.println(String.format("%s Exception : %s", TAG, e.getMessage()));
Log.e(TAG, e, Thread.currentThread().getStackTrace());
}
System.out.println("JCMainServerThread run()");
mJCSocketServer = JCSocketServer.getInstance();
mJCSocketServer.main(null);
System.out.println("JCMainServerThread exit.");
}
}
}
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