qq_24544019的博客

代码描述请看我的博客，由于加入了网络请求框架和图片加载框架，代码包有点大

利用屏幕尺寸和坐标，处理圆环点击事件，并通过短信实现与汽车的交互

package com.pyy.viewpagerfragment; import java.util.ArrayList; import java.util.List; import android.os.Bundle; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentActivity; import android.support.v4.app.FragmentManager; import android.support.v4.app.FragmentTransaction; import android.support.v4.view.PagerAdapter; import android.support.v4.view.ViewPager; import android.support.v4.view.ViewPager.OnPageChangeListener; import android.view.Display; import android.view.View; import android.view.ViewGroup; import android.view.animation.Animation; import android.view.animation.TranslateAnimation; import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.RelativeLayout; import com.pyy.viewpagerfragment.R; public class MainActivity extends FragmentActivity { public MainViewPager viewPager; public List<Fragment> fragments = new ArrayList<Fragment>(); public String hello = "hello "; private ImageView mTab1, mTab2, mTab3, mTab4; private ImageView mTabImg; private int currIndex = 0;// 当前页卡编号 private int zero = 0;// 动画图片偏移量 private int one;//单个水平动画位移 private int two; private int three; private FragmentManager fragmentManager; private int displayWidth, displayHeight; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); Display currDisplay = getWindowManager().getDefaultDisplay();//获取屏幕当前分辨率 displayWidth = currDisplay.getWidth(); displayHeight = currDisplay.getHeight(); one = displayWidth / 4; //设置水平动画平移大小 two = one * 2; three = one * 3; initViews();//初始化控件 fragments.add(new TabAFragment()); fragments.add(new TabBFragment()); fragments.add(new TabCFragment()); fragments.add(new TabDFragment()); fragmentManager = this.getSupportFragmentManager(); viewPager = (MainViewPager) findViewById(R.id.viewPager); //viewPager.setSlipping(false);//设置ViewPager是否可以滑动 viewPager.setOffscreenPageLimit(4); viewPager.setOnPageChangeListener(new MyOnPageChangeListener()); viewPager.setAdapter(new MyPagerAdapter()); } /** *@Title: initViews *@Description: TODO初始化控件 */ public void initViews() { final LinearLayout tab1Layout = (LinearLayout) findViewById(R.id.tab1Layout); mTab1 = (ImageView) findViewById(R.id.img_weixin); mTab2 = (ImageView) findViewById(R.id.img_address); mTab3 = (ImageView) findViewById(R.id.img_friends); mTab4 = (ImageView) findViewById(R.id.img_settings); mTabImg = (ImageView) findViewById(R.id.img_tab_now); mTab1.setOnClickListener(new MyOnClickListener(0)); mTab2.setOnClickListener(new MyOnClickListener(1)); mTab3.setOnClickListener(new MyOnClickListener(2)); mTab4.setOnClickListener(new MyOnClickListener(3)); //以下是设置移动条的初始位置 RelativeLayout.LayoutParams lp = (RelativeLayout.LayoutParams) mTabImg .getLayoutParams(); int[] location = new int[2]; mTab1.getLocationInWindow(location); int marginLeft = (displayWidth / 4 - 122) / 2;//122是tab下面移动条的宽度 lp.setMargins(marginLeft, 0, 0, 0); mTabImg.setLayoutParams(lp); mTabImg.setVisibility(View.VISIBLE); } /** * @ClassName: MyOnPageChangeListener * @Description: TODO页卡切换监听 * @author Panyy * @date 2013 2013年11月6日 下午2:08:10 * */ public class MyOnPageChangeListener implements OnPageChangeListener { @Override public void onPageSelected(int arg0) { Animation animation = null; switch (arg0) { case 0: mTab1.setImageDrawable(getResources().getDrawable( R.drawable.tab_weixin_pressed)); if (currIndex == 1) { animation = new TranslateAnimation(one, 0, 0, 0); mTab2.setImageDrawable(getResources().getDrawable( R.drawable.tab_address_normal)); } else if (currIndex == 2) { animation = new TranslateAnimation(two, 0, 0, 0); mTab3.setImageDrawable(getResources().getDrawable( R.drawable.tab_find_frd_normal)); } else if (currIndex == 3) { animation = new TranslateAnimation(three, 0, 0, 0); mTab4.setImageDrawable(getResources().getDrawable( R.drawable.tab_settings_normal)); } break; case 1: mTab2.setImageDrawable(getResources().getDrawable( R.drawable.tab_address_pressed)); if (currIndex == 0) { animation = new TranslateAnimation(zero, one, 0, 0); mTab1.setImageDrawable(getResources().getDrawable( R.drawable.tab_weixin_normal)); } else if (currIndex == 2) { animation = new TranslateAnimation(two, one, 0, 0); mTab3.setImageDrawable(getResources().getDrawable( R.drawable.tab_find_frd_normal)); } else if (currIndex == 3) { animation = new TranslateAnimation(three, one, 0, 0); mTab4.setImageDrawable(getResources().getDrawable( R.drawable.tab_settings_normal)); } break; case 2: mTab3.setImageDrawable(getResources().getDrawable( R.drawable.tab_find_frd_pressed)); if (currIndex == 0) { animation = new TranslateAnimation(zero, two, 0, 0); mTab1.setImageDrawable(getResources().getDrawable( R.drawable.tab_weixin_normal)); } else if (currIndex == 1) { animation = new TranslateAnimation(one, two, 0, 0); mTab2.setImageDrawable(getResources().getDrawable( R.drawable.tab_address_normal)); } else if (currIndex == 3) { animation = new TranslateAnimation(three, two, 0, 0); mTab4.setImageDrawable(getResources().getDrawable( R.drawable.tab_settings_normal)); } break; case 3: mTab4.setImageDrawable(getResources().getDrawable( R.drawable.tab_settings_pressed)); if (currIndex == 0) { animation = new TranslateAnimation(zero, three, 0, 0); mTab1.setImageDrawable(getResources().getDrawable( R.drawable.tab_weixin_normal)); } else if (currIndex == 1) { animation = new TranslateAnimation(one, three, 0, 0); mTab2.setImageDrawable(getResources().getDrawable( R.drawable.tab_address_normal)); } else if (currIndex == 2) { animation = new TranslateAnimation(two, three, 0, 0); mTab3.setImageDrawable(getResources().getDrawable( R.drawable.tab_find_frd_normal)); } break; } currIndex = arg0; animation.setFillAfter(true);// True:图片停在动画结束位置 animation.setDuration(150); mTabImg.startAnimation(animation); } @Override public void onPageScrolled(int arg0, float arg1, int arg2) { } @Override public void onPageScrollStateChanged(int arg0) { } } /** * @ClassName: MyOnClickListener * @Description: TODO头标点击监听 * @author Panyy * @date 2013 2013年11月6日 下午2:46:08 * */ private class MyOnClickListener implements View.OnClickListener { private int index = 0; public MyOnClickListener(int i) { index = i; } @Override public void onClick(View v) { viewPager.setCurrentItem(index); } }; /** * @ClassName: MyPagerAdapter * @Description: TODO填充ViewPager的数据适配器 * @author Panyy * @date 2013 2013年11月6日 下午2:37:47 * */ private class MyPagerAdapter extends PagerAdapter { @Override public boolean isViewFromObject(View arg0, Object arg1) { return arg0 == arg1; } @Override public int getCount() { return fragments.size(); } @Override public void destroyItem(View container, int position, Object object) { ((ViewPager) container).removeView(fragments.get(position) .getView()); } @Override public Object instantiateItem(ViewGroup container, int position) { Fragment fragment = fragments.get(position); if (!fragment.isAdded()) { // 如果fragment还没有added FragmentTransaction ft = fragmentManager.beginTransaction(); ft.add(fragment, fragment.getClass().getSimpleName()); ft.commit(); /** * 在用FragmentTransaction.commit()方法提交FragmentTransaction对象后 * 会在进程的主线程中,用异步的方式来执行。 * 如果想要立即执行这个等待中的操作,就要调用这个方法(只能在主线程中调用)。 * 要注意的是,所有的回调和相关的行为都会在这个调用中被执行完成,因此要仔细确认这个方法的调用位置。 */ fragmentManager.executePendingTransactions(); } if (fragment.getView().getParent() == null) { container.addView(fragment.getView()); // 为viewpager增加布局 } return fragment.getView(); } }; }

package com.example.camera; import java.io.File; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.util.Calendar; import java.util.Locale; import android.annotation.SuppressLint; import android.app.Activity; import android.content.Intent; import android.graphics.Bitmap; import android.os.Bundle; import android.os.Environment; import android.provider.MediaStore; import android.text.format.DateFormat; import android.util.Log; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.ImageView; import android.widget.Toast; @SuppressLint("SdCardPath") public class MainActivity extends Activity { /** Called when the activity is first created. */ private Button button; private ImageView view; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); button = (Button) findViewById(R.id.button1); view= (ImageView)findViewById(R.id.imageView1); button.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { // TODO Auto-generated method stub Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE); startActivityForResult(intent, 1); } }); } @SuppressLint("SdCardPath") @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { // TODO Auto-generated method stub super.onActivityResult(requestCode, resultCode, data); if (resultCode == Activity.RESULT_OK) { String sdStatus = Environment.getExternalStorageState(); if (!sdStatus.equals(Environment.MEDIA_MOUNTED)) { // 检测sd是否可用 Log.i("TestFile", "SD card is not avaiable/writeable right now."); return; } new DateFormat(); String name = DateFormat.format("yyyyMMdd_hhmmss",Calendar.getInstance(Locale.CHINA)) + ".jpg"; Toast.makeText(this, name, Toast.LENGTH_LONG).show(); Bundle bundle = data.getExtras(); Bitmap bitmap = (Bitmap) bundle.get("data");// 获取相机返回的数据，并转换为Bitmap图片格式 FileOutputStream b = null; File file = new File("/sdcard/Image/"); file.mkdirs();// 创建文件夹 String fileName = "/sdcard/Image/"+name; try { b = new FileOutputStream(fileName); bitmap.compress(Bitmap.CompressFormat.JPEG, 100, b);// 把数据写入文件 } catch (FileNotFoundException e) { e.printStackTrace(); } finally { try { b.flush(); b.close(); } catch (IOException e) { e.printStackTrace(); } } try { view.setImageBitmap(bitmap);// 将图片显示在ImageView里 }catch(Exception e) { Log.e("error", e.getMessage()); } } } }

package com.hsy.Zxing.Activity; import java.io.IOException; import java.util.Vector; import android.app.Activity; import android.app.AlertDialog; import android.content.DialogInterface; import android.content.Intent; import android.content.res.AssetFileDescriptor; import android.graphics.Bitmap; import android.graphics.drawable.BitmapDrawable; import android.graphics.drawable.Drawable; import android.media.AudioManager; import android.media.MediaPlayer; import android.media.MediaPlayer.OnCompletionListener; import android.net.Uri; import android.os.Bundle; import android.os.Handler; import android.os.Vibrator; import android.view.SurfaceHolder; import android.view.SurfaceHolder.Callback; import android.view.SurfaceView; import com.google.zxing.BarcodeFormat; import com.google.zxing.Result; import com.hsy.Zxing.Gan.camera.CameraManager; import com.hsy.Zxing.Gan.decoding.CaptureActivityHandler; import com.hsy.Zxing.Gan.decoding.InactivityTimer; import com.hsy.Zxing.Gan.view.ViewfinderView; import com.zijunlin.Zxing.Demo.R; public class CaptureActivity extends Activity implements Callback { private CaptureActivityHandler handler; private ViewfinderView viewfinderView; private boolean hasSurface; private Vector<BarcodeFormat> decodeFormats; private String characterSet; private InactivityTimer inactivityTimer; private MediaPlayer mediaPlayer; private boolean playBeep; private static final float BEEP_VOLUME = 0.10f; private boolean vibrate; /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); // 初始化 CameraManager CameraManager.init(getApplication()); viewfinderView = (ViewfinderView) findViewById(R.id.viewfinder_view); hasSurface = false; inactivityTimer = new InactivityTimer(this); } @Override protected void onResume() { super.onResume(); SurfaceView surfaceView = (SurfaceView) findViewById(R.id.preview_view); SurfaceHolder surfaceHolder = surfaceView.getHolder(); if (hasSurface) { initCamera(surfaceHolder); } else { surfaceHolder.addCallback(this); surfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS); } decodeFormats = null; characterSet = null; playBeep = true; AudioManager audioService = (AudioManager) getSystemService(AUDIO_SERVICE); if (audioService.getRingerMode() != AudioManager.RINGER_MODE_NORMAL) { playBeep = false; } initBeepSound(); vibrate = true; } @Override protected void onPause() { super.onPause(); if (handler != null) { handler.quitSynchronously(); handler = null; } CameraManager.get().closeDriver(); } @Override protected void onDestroy() { inactivityTimer.shutdown(); super.onDestroy(); } private void initCamera(SurfaceHolder surfaceHolder) { try { CameraManager.get().openDriver(surfaceHolder); } catch (IOException ioe) { return; } catch (RuntimeException e) { return; } if (handler == null) { handler = new CaptureActivityHandler(this, decodeFormats, characterSet); } } @Override public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) { } @Override public void surfaceCreated(SurfaceHolder holder) { if (!hasSurface) { hasSurface = true; initCamera(holder); } } @Override public void surfaceDestroyed(SurfaceHolder holder) { hasSurface = false; } public ViewfinderView getViewfinderView() { return viewfinderView; } public Handler getHandler() { return handler; } public void drawViewfinder() { viewfinderView.drawViewfinder(); } public void handleDecode(final Result obj, Bitmap barcode) { inactivityTimer.onActivity(); playBeepSoundAndVibrate(); AlertDialog.Builder dialog = new AlertDialog.Builder(this); if (barcode == null) { dialog.setIcon(null); } else { Drawable drawable = new BitmapDrawable(barcode); dialog.setIcon(drawable); } dialog.setTitle("扫描结果"); dialog.setMessage(obj.getText()); dialog.setNegativeButton("确定", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { //用默认浏览器打开扫描得到的地址 Intent intent = new Intent(); intent.setAction("android.intent.action.VIEW"); Uri content_url = Uri.parse(obj.getText()); intent.setData(content_url); startActivity(intent); finish(); } }); dialog.setPositiveButton("取消", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { finish(); } }); dialog.create().show(); } private void initBeepSound() { if (playBeep && mediaPlayer == null) { // The volume on STREAM_SYSTEM is not adjustable, and users found it // too loud, // so we now play on the music stream. setVolumeControlStream(AudioManager.STREAM_MUSIC); mediaPlayer = new MediaPlayer(); mediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC); mediaPlayer.setOnCompletionListener(beepListener); AssetFileDescriptor file = getResources().openRawResourceFd(R.raw.beep); try { mediaPlayer.setDataSource(file.getFileDescriptor(), file.getStartOffset(), file.getLength()); file.close(); mediaPlayer.setVolume(BEEP_VOLUME, BEEP_VOLUME); mediaPlayer.prepare(); } catch (IOException e) { mediaPlayer = null; } } } private static final long VIBRATE_DURATION = 200L; private void playBeepSoundAndVibrate() { if (playBeep && mediaPlayer != null) { mediaPlayer.start(); } if (vibrate) { Vibrator vibrator = (Vibrator) getSystemService(VIBRATOR_SERVICE); vibrator.vibrate(VIBRATE_DURATION); } } /** * When the beep has finished playing, rewind to queue up another one. */ private final OnCompletionListener beepListener = new OnCompletionListener() { public void onCompletion(MediaPlayer mediaPlayer) { mediaPlayer.seekTo(0); } }; }