androidツール類まとめ
一Paint，Canvas
//アニメフォルダ下の out.xmlアニメーションファイル
public class drawView extends View{
private Paint paint1;
public drawView(Context context,AttributeSet set ){
super(context,set);
}
public void onDraw(Canvas canvas){
super.onDraw(canvas);
//new
paint1= new Paint();
canvas.drawColor(Color.TRANSPARENT);
//
paint1.setAntiAlias(true);
paint1.setColor(Color.GRAY);
paint1.setStyle(Paint.Style.FILL);
paint1.setStrokeWidth(3);
//
//canvas.drawCircle(arg0, arg1, arg2, arg3);
canvas.drawCircle(10, 10, 5, paint1);
}
}
/*
* // 128 128
// AsyncTask
// execute preExecute execute
// doinbackground-- AsyncTask Handler UI
// onPostExecute UI
*/
private void asyncImageLoad(ImageView imageView, String path) {
AsyncImageTask asyncImageTask = new AsyncImageTask(imageView);
asyncImageTask.execute(path);
}
private final class AsyncImageTask extends AsyncTask<String, Integer, Uri>{
private ImageView imageView;
public AsyncImageTask(ImageView imageView) {
this.imageView = imageView;
}
protected Uri doInBackground(String... params) {//
try {
Uri uu = ContactService.getImage(params[0], cache);// URI
System.out.println(uu+" zuuuuuuuu");
return uu;
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
protected void onPostExecute(Uri result) {// , URI ，
Log.i("Test", result+"");
if(result!=null && imageView!= null)
imageView.setImageURI(result);//setImageURI
}
}
// 0 "/"
String name = result.substring(0,result.indexOf("/"));
// “/” “/”
String name = result.substring(result.indexOf("/")+1, result.lastIndexOf("/")));
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
public class MD5 {
public static String getMD5(String content) {
try {
MessageDigest digest = MessageDigest.getInstance("MD5");
digest.update(content.getBytes());
return getHashString(digest);
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
}
return null;
}
private static String getHashString(MessageDigest digest) {
StringBuilder builder = new StringBuilder();
for (byte b : digest.digest()) {
builder.append(Integer.toHexString((b >> 4) & 0xf));
builder.append(Integer.toHexString(b & 0xf));
}
return builder.toString();
}
}
import java.io.ByteArrayOutputStream;
import java.io.InputStream;
public class StreamTool {
/**
*
* @param inStream
* @return
* @throws Exception
*/
public static byte[] read(InputStream inStream) throws Exception{
ByteArrayOutputStream outStream = new ByteArrayOutputStream();
byte[] buffer = new byte[1024];
int len = 0;
while( (len = inStream.read(buffer)) != -1){
outStream.write(buffer, 0, len);
}
inStream.close();
return outStream.toByteArray();
}
}
/*
* xml Contact list
*/
public static List<Contact> getContacts() throws Exception {
String path = StringTools.getURL_list_xml;
URL url = new URL(path);
//URLConnection HttPURLConnection ， 。
// URL openconnection 。
// HttpURLConnection
HttpURLConnection con = (HttpURLConnection) url.openConnection();
con.setReadTimeout(5000);
con.setRequestMethod("GET");
if(con.getResponseCode() == 200){ //http , ,
// .
return parseXML(con.getInputStream()); //FFF
//return StreamTool.read(con.getInputStream());
}
return null;
}
/*
* XMl
*/
private static List<Contact> parseXML(InputStream xml) throws Exception {
List<Contact> contacts = new ArrayList<Contact>();
Contact contact = null;
XmlPullParser pullParser = Xml.newPullParser();
pullParser.setInput(xml,"UTF-8");
int event = pullParser.getEventType();
while(event != XmlPullParser.END_DOCUMENT){
switch (event) {
case XmlPullParser.START_TAG :
if("contact".equals(pullParser.getName())){
contact = new Contact();
contact.id = new Integer(pullParser.getAttributeValue(0));
}else if("name".equals(pullParser.getName())){
contact.name = pullParser.nextText();// .nextText .getText ！！！！
}else if("image".equals(pullParser.getName())){
contact.imageUrl = pullParser.getAttributeValue(0);//FFF
}
break;
case XmlPullParser.END_TAG :
if("contact".equals(pullParser.getName())){
contacts.add(contact);
contact = null;
}
break;
}
event = pullParser.next();
}
return contacts;
}
/*
* Json
*/
private static List<SecondActivity_Goods_Bean> parseJson(InputStream inputStream) throws Exception {
List<SecondActivity_Goods_Bean> SecondActivity_Goods_Beans = new ArrayList<SecondActivity_Goods_Bean>();
SecondActivity_Goods_Bean goodBean = null;
byte[] data = StreamTool.read(inputStream);
String json = new String(data);
JSONArray array = new JSONArray(json);
for(int i=0;i<array.length();i++){
JSONObject jsonObject = array.getJSONObject(i);
jsonObject.getString("imageUrl");
jsonObject.getString("imageContent");
jsonObject.getString("goodsPrice");
goodBean = new SecondActivity_Goods_Bean(jsonObject.getString("imageUrl"),
jsonObject.getString("imageContent"),
jsonObject.getString("goodsPrice"));
SecondActivity_Goods_Beans.add(goodBean);
}
return null;
}
private static String sendPostRequest(String path,Map<String, String> parame, String encoding)
throws Exception {
//StringBuilder telephone_number=telephone_number&password=password
StringBuilder data = new StringBuilder();
if(parame != null && !parame.isEmpty()){
for(Map.Entry<String, String> entry:parame.entrySet()){
data.append(entry.getKey()).append("=");
data.append(URLEncoder.encode(entry.getValue(), encoding));
data.append("&");
}
data.deleteCharAt(data.length() -1);// “&”
}
byte[] entity = data.toString().getBytes();// UTF-8
HttpURLConnection conn = (HttpURLConnection) new URL(path).openConnection();
conn.setConnectTimeout(5000);
conn.setRequestMethod("POST"); // POST
conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");// Post
conn.setRequestProperty("Content-Length", String.valueOf(entity.length));// Post
OutputStream outStream = conn.getOutputStream();//
outStream.write(entity);// http
if(conn.getResponseCode() == 200){ // android
//String s = conn.getResponseMessage();// “OK”
/*
* ！！！
*/
byte[] stringData = StreamTool.read(conn.getInputStream());
String stringFlag = new String(stringData,"UTF-8");
return stringFlag; // true
}
return "Submit_Fail";
}
public class SharedPreferences_Service {
private Context context;
private SharedPreferences sp;
public SharedPreferences_Service(Context applicationCon){
this.context = applicationCon;
}
/**
* File Explorer data/data/ /Rsgistered_form.xml
* @param name
* @param telephone_number
* @param password
*/
public void SetParament(String name,String telephone_number,String password){
sp = context.getSharedPreferences("Rsgistered_form", context.MODE_APPEND);
Editor et = sp.edit();
et.putString("name", name);
et.putString("telephone_number",telephone_number);
et.putString("password",password);
et.commit();
}
/**
* File Explorer data/data/ Rsgistered_form.xml
* @return
*/
public Map<String, String> GetParament(){
Map<String, String> parmes = new HashMap<String, String>();
sp = context.getSharedPreferences("Rsgistered_form", context.MODE_APPEND);
parmes.put("name", sp.getString("name", ""));// name ，
parmes.put("telephone_number", sp.getString("telephone_number", ""));
parmes.put("password", sp.getString("password", ""));
return parmes;
}
}
<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="rectangle" >
<!-- -->
<corners
android:radius="9dp"
android:topLeftRadius="2dp"
android:topRightRadius="2dp"
android:bottomLeftRadius="2dp"
android:bottomRightRadius="2dp"/>
<!-- --><!-- -->
<gradient
android:startColor="@android:color/white"
android:centerColor="@android:color/black"
android:endColor="@android:color/black"
android:useLevel="true"
android:angle="45"
android:type="radial"
android:centerX="0"
android:centerY="0"
android:gradientRadius="90"/>
<!-- -->
<padding
android:left="2dp"
android:top="2dp"
android:right="2dp"
android:bottom="2dp"/>
<!-- --><!-- -->
<size
android:width="50dp"
android:height="50dp"/>
<!-- --><!-- -->
<solid
android:color="@android:color/white"/>
<!-- --><!-- -->
<stroke
android:width="2dp"
android:color="@android:color/black"
android:dashWidth="1dp"
android:dashGap="2dp"/>
</shape>
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item android:drawable="@drawable/button_pressed_bg" android:state_pressed="true"></item>
<item android:drawable="@drawable/shape_image"></item>
</selector>
<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="rectangle" >
<!-- 4 -->
<corners android:topLeftRadius="2px"
android:topRightRadius="2px"
android:bottomLeftRadius="2px"
android:bottomRightRadius="2px"/>
<!-- -->
<solid android:color="#FFFFFF"/>
<!-- l -->
<stroke android:width="0.5dp" android:color="#7A7A7A"/>
</shape>
//アニメフォルダ下の out.xmlアニメーションファイル
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:shareInterpolator="false">
<!-- 100%p p view 0 100%-->
<!-- -->
<translate
android:fromXDelta="0%p"
android:toXDelta="100%p"
android:duration="1000"
/>
<!-- -->
<alpha
android:fromAlpha="1.0"
android:toAlpha="0.5"
android:duration="500"
/>
</set>
private SQLiteDatabase openDatabase(String dbfile) {
try {
if (!(new File(dbfile).exists())) {
// ， ，
InputStream is = this.context.getResources().openRawResource(R.raw.china_city); //
FileOutputStream fos = new FileOutputStream(dbfile);
byte[] buffer = new byte[BUFFER_SIZE];
int count = 0;
while ((count = is.read(buffer)) > 0) {
fos.write(buffer, 0, count);
}
fos.close();
is.close();
}
return SQLiteDatabase.openOrCreateDatabase(dbfile, null);
} catch (FileNotFoundException e) {
PLog.e("File not found");
e.printStackTrace();
} catch (IOException e) {
PLog.e("IO exception");
e.printStackTrace();
}
return null;
}
public class DoubleClickExit {
/**
* , 2000ms
*/
public static long lastClick = 0L;
private static final int THRESHOLD = 2000;// 2000ms
public static boolean check() {
long now = System.currentTimeMillis();
boolean b = now - lastClick < THRESHOLD;
lastClick = now;
return b;
}
}
@Override
public void onBackPressed() {
if (!DoubleClickExit.check()) {
ToastUtil.showShort(getString(R.string.double_exit));
} else {
finish();
}
}
// ，numberDecimal
android:inputType="numberDecimal"
// alertDialog editView
editView.setOnFocusChangeListener(new View.OnFocusChangeListener() {
@Override
public void onFocusChange(View v, boolean hasFocus) {
if (hasFocus) {
//
alertDialog.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
}
}
});
mCalendar= Calendar.getInstance();//
int_YEAR = mCalendar.get(Calendar.YEAR);
int_MONTH = mCalendar.get(Calendar.MONTH);
int_DAT = mCalendar.get(Calendar.DAY_OF_MONTH);
int_lastday=mCalendar.getActualMaximum(Calendar.DAY_OF_MONTH);
int_week = mCalendar.get(Calendar.DAY_OF_WEEK);
public class YourDialogFragment extends DialogFragment {
public interface DialogFragmentDataImp{// Activity ， DialogFragment Activity
void showMessage(String message);
}
public static YourDialogFragment newInstance(String message){
// Fragment
YourDialogFragment fragment = new YourDialogFragment ();
Bundle bundle = new Bundle();
bundle.putString("message", message);
fragment.setArguments(bundle);// DialogFragment
return fragment;
}
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
View customView = LayoutInflater.from(getActivity()).inflate(
R.layout.fragment_edit_bill_dialog, null);
//ButterKnife.bind(this,customView);
mContext = getActivity();
initView();
return new AlertDialog.Builder(getActivity()).setView(customView)
.create();
}
YourDialogFragment dialog = new YourDialogFragment();
dialog.show(getFragmentManager(), "loginDialog");