code android full by leduyvan

7/30/2019 Code Android Full by Leduyvan

1/23

Tun 3-project 1

-----xml--------------

-----activity---------------------------

publicclass Tuan3_project1Activity extends

Activity {/** Called when the activity is first

created. */@Override

publicvoid onCreate(BundlesavedInstanceState) {

super.onCreate(savedInstanceState);setContentView(R.layout.main);this.setTitle("Simple

aplication");

}

intcount = 0;

publicvoid fClick(View v){


2/23

AlertDialog.Builder b = newAlertDialog.Builder(Tuan3_project1Activity.this)

b.setMessage("Is it clicked ?");

b.setNegativeButton("No", newDialogInterface.OnClickListener() {

publicvoidonClick(DialogInterface dialog, int which) {

// TODO Auto-

generated method stub

dialog.cancel();}

});b.setPositiveButton("Yes", new

DialogInterface.OnClickListener() {

publicvoidonClick(DialogInterface dialog, int which) {

count ++;TextView lbl =

(TextView)findViewById(R.id.lblDem);

lbl.setText("You'veclicked " + count + " times.");

}});

b.show();}

publicvoid fChangeText(View v){

TextView lbl =

(TextView)findViewById(R.id.lblDem);if(v.getId()==R.id.chkMau){

CheckBox chkColor =(CheckBox)findViewById(R.id.chkMau);

if(chkColor.isChecked()){

lbl.setTextColor(Color.RED);}else{

lbl.setTextColor(Color.BLACK);}

}elseif(v.getId()==R.id.chkDam){

CheckBox chkBold =(CheckBox)findViewById(R.id.chkDam);

if(chkBold.isChecked()){

lbl.setTypeface(null,Typeface.BOLD);}else{

lbl.setTypeface(null,Typeface.NORMAL);

}}

}}

Tun 3-project2:

----------------------Xml--------------------------


3/23

android:layout_weight="1"android:gravity="center"/>

-----------------activity-------------------------------------------

publicclass Tuan3_project2Activity extendsActivity {

OnClickListener radioListener;TextView tvChon;

/** Called when the activity is firstcreated. */

@Overridepublicvoid onCreate(Bundle

savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.main);this.setTitle("Simple Aplication");radioListener = new OnClickListener() {

@Overridepublicvoid onClick(View v) {

RadioButton rb = (RadioButton)v;

switch(rb.getId()) {case R.id.radio_red:

tvChon.setBackgroundColor(Color.parseColor("#ff0000")); break;

case R.id.radio_green:tvChon.setBackgroundColor(Color.parseColor("#00ff00")); break;

case R.id.radio_blue:tvChon.setBackgroundColor(Color.parseColor("#0000ff")); break;

case R.id.radio_gray:tvChon.setBackgroundColor(Color.parseColor("#666666")); break;

}

}

};

tvChon =(TextView)findViewById(R.id.text_pick);

RadioButton rbRed =(RadioButton)findViewById(R.id.radio_red);

rbRed.setOnClickListener(radioListener);RadioButton rbGreen =

(RadioButton)findViewById(R.id.radio_green);

rbGreen.setOnClickListener(radioListener);

RadioButton rbBlue =(RadioButton)findViewById(R.id.radio_blue);

rbBlue.setOnClickListener(radioListener);RadioButton rbGray =

(RadioButton)findViewById(R.id.radio_gray);

rbGray.setOnClickListener(radioListener);}

}


4/23

Tuan 4-project 1

-----------------------main.xml-------------

-----------------solo_picture.xml--------

----------------activity---------------------

publicclass Tuan4_project1Activity extendsActivity implements OnItemClickListener{

Integer[] mThumbIDs;ImageView ivSoloPicture;GridView gridview;Bundle myMemoryBundle;


savedInstanceState) {super.onCreate(savedInstanceState);

setContentView(R.layout.main);myMemoryBundle =

savedInstanceState;mThumbIDs = newInteger[]{R.drawable.v20,R.drawable.v21,R.drawable.v22,R.drawable.v23,R.drawable.v24,R.drawable.v25,R.drawable.v26};

gridview = (GridView)findViewById(R.id.gridView1);

gridview.setAdapter(newImageAdapter(this));

gridview.setOnItemClickListener(this);}

publicclass ImageAdapter extendsBaseAdapter {

private Context mContext;public ImageAdapter(Context c) {

mContext = c;

}publicint getCount() {

returnmThumbIDs.length;}public Object getItem(int arg0) {

returnnull;}publiclong getItemId(int arg0) {

return 0;}public View getView(int arg0, View

arg1, ViewGroup arg2) {

// TODO Auto-generatedmethod stub

ImageView imageView;if(arg1==null){

imageView = newImageView(mContext);

imageView.setLayoutParams(newGridView.LayoutParams(120,120));

imageView.setScaleType(ImageView.ScaleTyp

e.CENTER_CROP);imageView.setPadding(1, 1, 1, 1);}else{

imageView =(ImageView) arg1;

}imageView.setImageResource(mThumbIDs[arg0

]);return imageView;

} }publicvoid

onItemClick(AdapterView arg0, View arg1, intarg2, long arg3) {

showScreen2(arg2);}privatevoid showScreen2(int

position){setContentView(R.layout.solo_picture);

ivSoloPicture = (ImageView)findViewById(R.id.ivSoloImage);

ivSoloPicture.setImageResource(mThumbIDs[position]);

ivSoloPicture.setOnClickListener(newOnClickListener() {

publicvoid onClick(View arg0) {onCreate(myMemoryBundle);

}});

}}


5/23

Tuan4-project2

-----layout_contact.xml---------------

--------------------main.xml--------------

-----------------activity----------------

publicclass Tuan4_project2Activity extendsListActivity {


String cName [] ={"Van","Hue","Tam","Quan","Hoang"};

String cPhone [] =

{"01236237999","0123456789","098767656","0980978762","0913674654"};

String cEmail []={"[email protected]","[email protected]","[email protected]","[email protected]","[email protected]"};


savedInstanceState){super.onCreate(savedInstanceState);

this.setTitle("SimpleAplication");

ListView lis = getListView();ContactAdapter ct = new

ContactAdapter(this, 0);lis.setAdapter(ct);

}

class ContactAdapter extendsArrayAdapter

{Context mContext;

publicContactAdapter(Context context, inttextViewResourceId) {

super(context,textViewResourceId);

mContext = context;}@Overridepublicint getCount() {

returncName.length;}@Overridepublic View getView(int

position, View convertView, ViewGroup parent) {TextView tvName =null;TextView tvPhone =null;TextView tvEmail =null;View v = convertView;

if(v==null){

LayoutInflater

l = LayoutInflater.from(mContext);v =l.inflate(R.layout.layout_contact, null);

}

tvName = (TextView)v.findViewById(R.id.tvName);

tvPhone = (TextView)v.findViewById(R.id.tvPhone);

tvEmail = (TextView)v.findViewById(R.id.tvEmail);

tvName.setText(cName[position]);

tvPhone.setText("Mobile:"+cPhone[position]);

tvEmail.setText("Mail:"+cEmail[position]);

return v;}

}

}


6/23

Tuan4_project3

----xml--------------------------------------

----------------activity-----------------


/** Called when the activity is first

created. */

TextView selection;String[] items = { "Please choose book!",

"android programing", "nghin le mot dem","co gai xau xi", "co be

quang khan do", "bach tuyet va bay chu lun" };Spinner spin;@Overridepublicvoid onCreate(Bundle

savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.main);

spin = (Spinner)findViewById(R.id.spinner1);

ArrayAdapter aa = newArrayAdapter(this,

android.R.layout.simple_spinner_item,items);

aa.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);

spin.setAdapter(aa);

spin.setOnItemSelectedListener(newOnItemSelectedListener() {

publicvoidonItemSelected(AdapterView arg0, View arg1,

int arg2, longarg3) {


if(!items[arg2].equals("Please choose book!"))

{if

(items[arg2].contains("android")) {

AlertDialog.Builder a = newAlertDialog.Builder(

Tuan4_project3Activity.this);

a.setTitle("Android book");

a.setMessage("Thanks for choosing androidsubject");

a.setNegativeButton("Ok", null);

a.create().show();

} else {

AlertDialog.Builder a = newAlertDialog.Builder(

Tuan4_project3Activity.this);

a.setTitle("Not Android book");

a.setMessage("This is not AndroidSubject.\n Good bye");

a.setNegativeButton("Exit",

new DialogInterface.OnClickListener() {

publicvoid onClick(DialogInterfacearg0,int arg1) {

finish();}

});a.create().show();

}

}}publicvoid

onNothingSelected(AdapterView arg0) {

}});

}

@Overrideprotectedvoid onResume() {

// TODO Auto-generated method stubsuper.onResume();

}

}


7/23

Tuan4-project4

-------------xml-------------

-------------------activity--------------

publicclass Tuan4_project4Activity extendsActivity implements OnClickListener {SlidingDrawer myDraw;



savedInstanceState) {

super.onCreate(savedInstanceState);setContentView(R.layout.main);this.setTitle("Simple Application");

myDraw = (SlidingDrawer)findViewById(R.id.slidingDrawer1);

TextView txtRed = (TextView)findViewById(R.id.txtRed);

TextView txtBlue = (TextView)findViewById(R.id.txtBlue);

TextView txtGreen = (TextView)findViewById(R.id.txtGreen);

TextView txtGray = (TextView)findViewById(R.id.txtGray);

txtRed.setOnClickListener(this);txtBlue.setOnClickListener(this);txtGreen.setOnClickListener(this);txtGray.setOnClickListener(this);

}

publicvoid onClick(View arg0) {TextView tv = (TextView) arg0;

LinearLayout ln = (LinearLayout)findViewById(R.id.lnMain);switch (tv.getId()) {case R.id.txtRed:

ln.setBackgroundColor(Color.RED);break;

case R.id.txtBlue:

ln.setBackgroundColor(Color.BLUE);break;

case R.id.txtGreen:

ln.setBackgroundColor(Color.GREEN);break;

case R.id.txtGray:

ln.setBackgroundColor(Color.GRAY);break;

default:

ln.setBackgroundColor(Color.BLACK);break;

}

}}


8/23

Tuan4-project 6

-----------------main.xml-----------------

----------layout_animal------------

--------------layout_color---------------


9/23

android:layout_height="wrap_content"android:layout_weight="1"android:text="Previous"/>

--------------layout_name---------------

-------------activity----------------

publicclass Tuan4_project6Activity extendsTabActivity {


savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.main);this.setTitle("Simple Aplication");

final TabHost tabs = getTabHost();tabs.setup();

TabHost.TabSpec spec;spec = tabs.newTabSpec("tag1");spec.setContent(R.id.tab1);spec.setIndicator("Name");tabs.addTab(spec);spec = tabs.newTabSpec("tag2");spec.setContent(R.id.tab2);

spec.setIndicator("Color");tabs.addTab(spec);spec = tabs.newTabSpec("tag3");spec.setContent(R.id.tab3);spec.setIndicator("AnimalS");tabs.addTab(spec);tabs.setCurrentTab(0);OnClickListener myOnClick = new

OnClickListener() {publicvoid onClick(View v)

if (v.getId() == R.id.btNextColor

|| v.getId() == R.id.btNextName) {

tabs.setCurrentTab(tabs.getCurrentTab() +1);

} elseif (v.getId()== R.id.btPreviousAnimal

||v.getId() == R.id.btPreviousColor) {

tabs.setCurrentTab(tabs.getCurrentTab() -1);

} else {EditText

edtName = (EditText) findViewById(R.id.edtName);EditText

edtColor = (EditText)findViewById(R.id.edtColor);

EditTextedtAnimal = (EditText)findViewById(R.id.edtAnimal);

AlertDialog.Builder al = newAlertDialog.Builder(

Tuan4_project6Activity.this);al.setTitle("Your choosing");

al.setMessage("Name: " +edtName.getText().toString()+ "\nColor: " +

edtColor.getText().toString()+ "\nAnimal: " +

edtAnimal.getText().toString());al.setPositiveButton("Ok", null);al.create().show();

}}

};Button btnNextName = (Button)

findViewById(R.id.btNextName);

Button btnNextColor = (Button)findViewById(R.id.btNextColor);

Button btnFinish = (Button)findViewById(R.id.btFinish);

Button btnPreviousColor = (Button)findViewById(R.id.btPreviousColor);

Button btnPreviousAnimal = (Button)findViewById(R.id.btPreviousAnimal);

btnNextName.setOnClickListener(myOnClick);

btnNextColor.setOnClickListener(myOnClick);

btnFinish.setOnClickListener(myOnClick);

btnPreviousAnimal.setOnClickListener(myOnClick);

btnPreviousColor.setOnClickListener(myOnClick);

}}


10/23

Tuan5-project1

----------main.xml-----------------

--------item_layout.xml---------------------

----------------CustomAdapter.java-------------

publicclass CustomAdapter extends ArrayAdapter{

Context thisContext;ArrayList listNumber;public CustomAdapter(Context context,

ArrayList listNumber) {super(context,

R.layout.item_layout);thisContext = context;this.listNumber = listNumber;

}

@Overridepublicint getCount() {

// TODO Auto-generated method stubreturnlistNumber.size();

}@Overridepublicvoid remove(Object object) {

// TODO Auto-generated method stubsuper.remove(object);

}@Override

public View getView(int position,finalView convertView, ViewGroup parent) {

// TODO Auto-generated method stubfinalint pos = position;View v = convertView;ViewWrapper myw;if (v == null) {

LayoutInflater lf =LayoutInflater.from(thisContext);

v =lf.inflate(R.layout.item_layout, null);

myw = new ViewWrapper(v);v.setTag(myw);

} elsemyw = (ViewWrapper)

v.getTag();final TextView tvNumber =

myw.getTvNumber();final Button btnRemove =

myw.getBtnRemove();btnRemove.setText("X");

tvNumber.setText(listNumber.get(position).toString());

btnRemove.setTextColor(pos % 2 == 0

? Color.RED : Color.BLUE);tvNumber.setTextColor(pos % 2 == 0? Color.RED : Color.BLUE);

btnRemove.setOnClickListener(newOnClickListener() {

publicvoid onClick(View v){


if(listNumber.get(pos) == timMax()) {

listNumber.remove(pos);

remove(convertView);return;

} else {

Toast.makeText(thisContext,

"Not biggest number!\n(Max= " + timMax()+ ")", 0)

.show();}

}});return v;

}

Integer timMax() {Integer max = listNumber.get(0);


11/23

for (int i = 0; i max)max =

listNumber.get(i);}return max;

}publicclass ViewWrapper {

View base;TextView tvNumber = null;

Button btnRemove = null;public ViewWrapper(View base) {

this.base = base;}public TextView getTvNumber() {

if (tvNumber == null) {tvNumber = (TextView)

base.findViewById(R.id.tvNumber);}returntvNumber;

}public Button getBtnRemove() {

if (btnRemove == null) {

btnRemove = (Button)base.findViewById(R.id.btnRemove);

}returnbtnRemove;

}}

}

------------------activity------------------


/** Called when the activity is first

created. */GridView gvMain;CustomAdapter adapter;



// Create list valuesArrayList listNumber = new

ArrayList();Random rand = new Random();while (listNumber.size() < 40) {

int num = rand.nextInt(200);if (listNumber.indexOf(num)

< 0)listNumber.add(num);

}adapter = new CustomAdapter(this,

listNumber);gvMain = (GridView)

findViewById(R.id.gvMain);gvMain.setAdapter(adapter);

}

}

Tuan5_project2

----------------main.xml-----------------------

-----------------message_layout.xml-------


12/23

android:layout_width="match_parent"android:layout_height="wrap_content">

------------message_template_layout.xml-------

---------------SendMessage_Activity------------

publicclass SendMessage_Activity extendsActivity {


String message = "";Intent myIntent;EditText txtNumber;@Overridepublicvoid onCreate(Bundle


setContentView(R.layout.message_layout);myIntent=getIntent();

message=myIntent.getExtras().getString("v

Message");Button

btnSend=(Button)findViewById(R.id.btnSend);

txtNumber=(EditText)findViewById(R.id.txtNumber);

TextViewtvMessage=(TextView)findViewById(R.id.tvMessage);

tvMessage.setText(message);

SharedPreferencessp=getSharedPreferences("app", MODE_PRIVATE);

StringphoneNumber=sp.getString("phoneNumber", "");

txtNumber.setText(phoneNumber);

btnSend.setOnClickListener(newOnClickListener() {

publicvoid onClick(Viewarg0) {


StringphoneNumber=txtNumber.getText().toString();

myIntent = newIntent(Intent.ACTION_SENDTO);

myIntent.setData(Uri.parse("sms:" +

phoneNumber));

myIntent.putExtra("sms_body", message);

startActivity(myIntent);}

});}

@Overrideprotectedvoid onPause() {

SharedPreferences

sp=getSharedPreferences("app",MODE_PRIVATE);Editor ed=sp.edit();ed.putString("phoneNumber",txtNumber.getT

ext().toString() );ed.commit();super.onPause();

}}

---------------------activity-------------



int[] arrIcon = { R.drawable.ic_launcher,R.drawable.blackberry,

R.drawable.htc,R.drawable.iphone4s, R.drawable.samsung };

String[] arrMessage = { "Chn TemplateSMS...", "How are you",

"Ti nay cafe nh", "Chcng ngon", "Sao bun th ?" };

String message = "";Intent myIntent;Spinner spnTemplate;

Button btnNext;




13/23

btnNext = (Button)findViewById(R.id.btnNext);

spnTemplate = (Spinner)findViewById(R.id.spnTemplate);

CustomMessageAdapter adapter = newCustomMessageAdapter(this);

spnTemplate.setAdapter(adapter);

spnTemplate.setOnItemSelectedListener(newOnItemSelectedListener() {

publicvoidonItemSelected(AdapterView arg0, View arg1,int pos,

long arg3) {// TODO Auto-generated

method stubif (pos > 0) {

message =arrMessage[pos];

btnNext.setEnabled(true);} else

btnNext.setEnabled(false);}

publicvoidonNothingSelected(AdapterView arg0) {


}});btnNext.setOnClickListener(new

OnClickListener() {

publicvoid onClick(Viewarg0) {


if (message.length() >0) {

myIntent = newIntent(

Tuan5_project2Activity.this,

SendMessage_Activity.class);

myIntent.putExtra("vMessage", message);

startActivity(myIntent);message = "";

}}

});}

@Overrideprotectedvoid onResume()

spnTemplate.setSelection(0);btnNext.setEnabled(true);

super.onResume();}class CustomMessageAdapter extends

BaseAdapter {

private Context mContext;public CustomMessageAdapter(Context

context) {this.mContext = context;

}

publicint getCount() {returnarrMessage.length;}

public Object getItem(int position)

{returnnull;}

publiclong getItemId(int position){

return 0;}

public View getView(int position,View convertView, ViewGroup parent) {

View v = convertView;ViewWrapper myw;if (v == null) {

LayoutInflater lf =LayoutInflater.from(mContext);

v =lf.inflate(R.layout.message_template_layout,null);

myw = newViewWrapper(v);

v.setTag(myw);} else

myw = (ViewWrapper)v.getTag();

TextView tvMessage =myw.getTvMessage();ImageView imgIcon =

myw.getImgIcon();

tvMessage.setText(arrMessage[position]);tvMessage.setTextColor(Color.RED);imgIcon.setImageResource(arrIcon[position

]);return v;

}}class ViewWrapper {

View base;TextView tvMessage = null;ImageView imgIcon = null;public ViewWrapper(View base) {

this.base = base;}public ImageView getImgIcon() {

if (imgIcon == null)imgIcon = (ImageView)

base.findViewById(R.id.imgIcon);returnimgIcon;

}public TextView getTvMessage() {

if (tvMessage == null)tvMessage = (TextView)

base.findViewById(R.id.tvMessage);returntvMessage;

}}

}


14/23

Tuan5-project3

-----------main.xml---

-----------choose_email_layout.xml-------

-----------activity


Intent myIntent;EmailAccount account;EmailAccount emailPass;@Overridepublicvoid onCreate(Bundle


EditText txtUser = (EditText)findViewById(R.id.txtUserName);

Button btnLogin = (Button)findViewById(R.id.btnLogin);

btnLogin.setOnClickListener(new

OnClickListener() { publicvoid onClick(Viewarg0) {EditText txtUserName = (EditText)findViewById(R.id.txtUserName);EditText txtpassword = (EditText)findViewById(R.id.txtPassword);

account = newEmailAccount(txtUserName.getText().toString(),txtpassword.getText().toString());

Bundle myBundle = new Bundle();

myBundle.putSerializable("vAccount",

account);myIntent = new Intent(

Tuan5_project3Activity.this,ChooseEmail_Activity.class);myIntent.putExtras(myBundle);

startActivityForResult(myIntent, 1111);}

});}

@Overrideprotectedvoid onActivityResult(int

requestCode, int resultCode, Intent data) {// TODO Auto-generated method stubsuper.onActivityResult(requestCode,

resultCode, data);if ((requestCode == 1111) &&

(resultCode == Activity.RESULT_OK)) {


15/23

Bundle bundle =data.getExtras();

emailPass = (EmailAccount)bundle.getSerializable("vEmailPass");

Toast t =Toast.makeText(this, emailPass.getPassWord(),0);

t.show();}

}

}

----ChooseEmail_Activity.java---------------

publicclass ChooseEmail_Activity extendsActivity implements OnClickListener {


Intent myIntent2;EmailAccount account;EmailAccount emailPass;String pass = "";Bundle myBundle;



setContentView(R.layout.choose_email_layout);

Button btnYahoo = (Button)findViewById(R.id.btnYahoo);

Button btnGmail = (Button)findViewById(R.id.btnGmail);

Button btnHotMail = (Button)findViewById(R.id.btnHotMail);btnYahoo.setOnClickListener(this);btnGmail.setOnClickListener(this);

btnHotMail.setOnClickListener(this);myIntent2 = getIntent();myBundle = myIntent2.getExtras();account = (EmailAccount)

myBundle.getSerializable("vAccount");

}

publicvoid onClick(View v) {// TODO Auto-generated method stub

switch (v.getId()) {case R.id.btnYahoo:

pass = "Yahoo: " +account.getPassWord();

break;case R.id.btnGmail:

pass = "Gmail: " +account.getPassWord();

break;case R.id.btnHotMail:

pass = "HotMail: " +account.getPassWord();

break;default:

break;}

emailPass = newEmailAccount(account.getUserName(), pass);

myBundle.putSerializable("vEmailPass",emailPass);

myIntent2.putExtras(myBundle);setResult(Activity.RESULT_OK,

myIntent2);super.finish();

}}

-------------EmailAccount.java------------

mport java.io.Serializable;publicclass EmailAccount implementsSerializable {

private String userName;private String passWord;

public EmailAccount(String user, Stringpass) {

this.userName = user;this.passWord = pass;

}

publicvoid setPassWord(String passWord){

this.passWord = passWord;}

publicvoid setUserName(String userName){

this.userName = userName;}

public String getPassWord() {returnpassWord;

}

public String getUserName() {returnuserName;

}

}

-----------------manifest-------------


16/23

Tuan5-project4

-------------xml--------


17/23

android:layout_height="wrap_content"android:layout_weight="1"android:text="-">

-------------activity--------publicclass Tuan5_project4Activity extendsActivity implements OnClickListener{


StringBuilder sd;WebView vv;MyObject oj =new MyObject();

int[] btnS = { R.id.btn0, R.id.btn1,R.id.btn2, R.id.btn3, R.id.btn4,

R.id.btn5, R.id.btn6,R.id.btn7, R.id.btn8, R.id.btn9, R.id.btnB,

R.id.btnC, R.id.btnChia,R.id.btnKetQua, R.id.btnNhan, R.id.btnTru,

R.id.btnCong, R.id.btn10,R.id.btn11 };


savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.main);vv = (WebView)

findViewById(R.id.webView1);

vv.getSettings().setJavaScriptEnabled(true);

sd = new StringBuilder();for (int btnID : btnS) {

Button mybtn = (Button)findViewById(btnID);

mybtn.setOnClickListener(this);}

}

publicvoid onClick(View v) {// TODO Auto-generated method stub

Button mybtn = (Button) (v);if

(mybtn.getText().toString().equals("C")) {sd.delete(0, sd.length());hienthi();

} elseif(mybtn.getText().toString().equals("B")) {

sd.deleteCharAt(sd.length()- 1);

hienthi();} elseif

(mybtn.getText().toString().equals("=")) {


18/23

hienthiketqua();} else {

sd.append(mybtn.getText().toString());hienthi();

}

}

void hienthi() {String myhtml = "" +

sd.toString() + "";vv.loadData(myhtml, "text/html",

"uft-8");}

void hienthiketqua() {

vv.addJavascriptInterface(oj,"myObject");String shtml = "";shtml += "document.write(\"" +

sd.toString() + "\");";shtml +=

"document.write(\"
\");document.write(\"=\")";

shtml += "document.write(eval(\"" +sd.toString() + "\"));";

shtml += "";

vv.loadData(shtml, "text/html","uft-8");

}class MyObject

{ publicvoid dislayResult(Stringresult)

{

Toast.makeText(Tuan5_project4Activity.this, result, Toast.LENGTH_SHORT).show();

}

}}

Tun6-project1

-------------xml----------

--------------activity---------

publicclass W6_project1Activity extendsActivity {


19/23


String str;Handler h;TextView lbl;intfor_or_back = 1;booleanisRunning = true;intposition;



h = new Handler();lbl = (TextView)

findViewById(R.id.lbl);

str = lbl.getText().toString();

Button btnPre = (Button)findViewById(R.id.btnPre);

btnPre.setText(">");btnNext.setOnClickListener(new

OnClickListener() {



for_or_back = 1;}

});

Button btnPause = (Button)findViewById(R.id.btnPause);

btnPause.setText(">");btnPause.setOnClickListener(new

OnClickListener() {



Button btn = (Button)v;

if

(btn.getText().equals(">")) {

btn.setText("||");isRunning =

true;} else {

btn.setText(">");isRunning =

false;}runThread();

}});

}

void runThread() {Thread th = new Thread(new

Runnable() {

publicvoid run() {// TODO Auto-generated

method stubwhile (isRunning) {

try {

Thread.sleep(100);} catch

(InterruptedException e) {

// TODOAuto-generated catch block

e.printStackTrace();}h.post(new

Runnable() {

publicvoid run() {

//TODO Auto-generated method stub

lbl.setText(scrollText());}

});}

}});th.start();

}

String scrollText() {String s1 = str.substring(0,

position);

String s2 = str.substring(position+ 1);

position = position + for_or_back;position = position % str.length();if (position < 0) {

position = str.length() - 1;}return s2 + s1;

}

staticfinalintDIALOG_REALLY_EXIT_ID =1;

@Overrideprotected Dialog onCreateDialog(int id) {

// TODO Auto-generated method stubDialog d;

switch (id) {caseDIALOG_REALLY_EXIT_ID:


20/23

{AlertDialog.Builder alert =

new AlertDialog.Builder(

W6_project1Activity.this);alert.setMessage("Do you

really want to quit ?");

alert.setPositiveButton("Yes",new


publicvoid onClick(DialogInterface dialog, int which){


W6_project1Activity.this.finish();}

});

alert.setNegativeButton("Cancel",new


publicvoid onClick(DialogInterface dialog, int which){


dialog.cancel();

}

});

d = alert.create();}

break;

default: d = null; break;}

return d;

}

@Overridepublicboolean onKeyDown(int keyCode,

KeyEvent event) {if (keyCode ==

KeyEvent.KEYCODE_BACK) {

showDialog(DIALOG_REALLY_EXIT_ID);}

returntrue;}

Tuan6-project 2

---------------xml------

----------------item.xml-----------


21/23

----------activity----------

publicclass W6_project2Activity extendsActivity {

ProgressDialog dialog;ListView lsv;myListAdapter myAdapter;@Overridepublicvoid onCreate(Bundle


setContentView(R.layout.main);

lsv = (ListView)findViewById(R.id.lsv);

myAdapter = new myListAdapter(this,R.layout.item);

lsv.setAdapter(myAdapter);

dialog = new ProgressDialog(this);

Button btn = (Button)findViewById(R.id.btn);

btn.setOnClickListener(new

OnClickListener() {publicvoid onClick(View v)

{W6_project2Activity.this.RunThread();

}});

}Handler h = new Handler() {

publicvoid handleMessage(Messagemsg) {

if (msg.what == 1) {Bundle b = msg.getData();

int i = b.getInt("key");myAdapter.add(String.valueOf(i));dialog.setMessage(String.valueOf(i)+" %");

} else {dialog.dismiss();

}};

};class myThread implements Runnable {

publicvoid run() {for (int i = 0; i < 100; i++) {

try {

Thread.sleep(100);} catch

(InterruptedException e) {e.printStackTrace();

}Message m =

h.obtainMessage();Bundle b = new

Bundle();b.putInt("key", i +

1);m.setData(b);m.what = 1;

h.sendMessage(m);}h.sendEmptyMessage(0);

}}void RunThread() {

dialog.setTitle("PLease wait...");

dialog.show();Thread th = new Thread(new myThread());

th.start();}

class myListAdapter extends ArrayAdapter {public myListAdapter(Context context, inttextViewResourceId) {super(context, textViewResourceId);

}@Overridepublic View getView(int position,

View convertView, ViewGroup parent) {View v = convertView;ViewWrapper myWrap;if (v == null) {

LayoutInflater l =LayoutInflater

.from(W6_project2Activity.this);v =

l.inflate(R.layout.item, null);

myWrap = newViewWrapper(v);

v.setTag(myWrap);} else

myWrap = (ViewWrapper)convertView.getTag();

ImageView img =myWrap.getImg();

TextView lbl =myWrap.getlbl();

img.setImageResource(R.drawable.ic_launcher);

lbl.setText(this.getItem(position).toString());return v;

}}class ViewWrapper {

View base;TextView lbl = null;ImageView img = null;public ViewWrapper(View base) {

this.base = base;}public TextView getlbl() {

if (lbl == null)lbl = (TextView)

base.findViewById(R.id.textView1);returnlbl;

}publicvoid setlbl(TextView lbl) {

this.lbl = lbl;}public ImageView getImg() {

if (img == null)img = (ImageView)

base.findViewById(R.id.imageView1);returnimg;

}publicvoid setImg(ImageView img) {

this.img = img;}

}

}


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Tuan6-project3

Xml-----------

------acivity------

publicclass BaiTapTuan6_Projcet3Activityextends Activity {

EditText edt_so;LinearLayout l;Button bt_new;intso_bt = 0;intdiem = 0;Boolean chay = true;


savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.main);l = (LinearLayout)

findViewById(R.id.linearLayout2);edt_so = (EditText)

findViewById(R.id.editText1);bt_new = (Button)

findViewById(R.id.button1);

bt_new.setOnClickListener(newOnClickListener() {publicvoid onClick(View v)

{if

(edt_so.getText().length() > 0) {

so_bt =(Integer.parseInt(edt_so.getText().toString()));

if (so_bt < 8){

l.removeAllViews();

chay =true;

diem =0;

for (inti = 0; i < so_bt; i++) {

run_bt run_ = new run_bt();

run_.execute();}

} else

Toast.makeText(BaiTapTuan6_Projcet3Activity.this,

"Max lever is 7",Toast.LENGTH_LONG).show();

}


23/23

}});

}

class run_bt extends AsyncTask {

Random r = new Random();intweght = 100;Button btn;LayoutParams l_para = new

LayoutParams(100, LayoutParams.WRAP_CONTENT);

@Overrideprotectedvoid onCancelled() {


super.onCancelled();}

@Overrideprotectedvoid onPostExecute(Button

result) {// TODO Auto-generated

method stubsuper.onPostExecute(result);

}

@Overrideprotectedvoid onPreExecute() {


super.onPreExecute();btn = new

Button(BaiTapTuan6_Projcet3Activity.this);btn.setLayoutParams(l_para);

btn.setTag(true);btn.setOnClickListener(newOnClickListener() {

publicvoidonClick(View v) {

btn.setText(btn.getWidth() + "");

btn.setTag(false);}

});l.addView(btn);

}

@Overrideprotected Button

doInBackground(Button... params) {// TODO Auto-generated

method stub

while (btn.getWidth() < 480&& chay) {

if ((Boolean)btn.getTag()) {

weght +=

r.nextInt(15);

SystemClock.sleep(20);

for (int i = 0;i < 15; i++) {

weght--;//

SystemClock.sleep(0);

publishProgress(null);}

btn.setTag(true);}

}diem++;chay = false;if (diem == 1)

publishProgress(null);returnnull;

}

@Overrideprotectedvoid

onProgressUpdate(Button... values) {// TODO Auto-generated

method stub

super.onProgressUpdate(values);

if (chay) {l_para.width = weght;btn.setWidth(weght);

} elseif (diem == 1) {

Toast.makeText(BaiTapTuan6_Projcet3Activity.this, "I win",

Toast.LENGTH_LONG).show();

}}

}

}

code android full by leduyvan

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