Notes

Ana Ekran Main Activity
class
MainActivity : AppCompatActivity() {
override fun
onCreate(savedInstanceState: Bundle?) {
super
.onCreate(savedInstanceState)
setContentView(R.layout.
activity_main
)
setSupportActionBar(toolbar)
var
name =
""
var
cinsiyet =
""
var
cinsiyetk=
0
var
cinsiyete =
0
var
yas:Int =
0
var
ebyas:Int =
0
var
ekyas =
200
var
maas:Int =
0
var
bilgi = ArrayList<String>()
var
sayac =
0
//var stringArray = Array<String>(sayac)
rgroupCinsiyet.setOnCheckedChangeListener
{
radioGroup, i
->
val
RadioGroup : RadioButton = findViewById(i)
cinsiyet = RadioGroup.
text
.toString()
}
btnEkle.setOnClickListener
{
name =etextName.
text
.toString()
yas = etextYas.
text
.toString().
toInt
()
maas = etextMaas.
text
.toString().
toInt
()
bilgi.add(sayac,
"
İ
sim: "
+name+
" Cinsiyet:
"
+cinsiyet+
" Yas: "
+yas+
" Maas: "
+maas)
sayac++
}
btnListele.setOnClickListener
{
var
adapterSpinner =
ArrayAdapter(
this
,android.R.layout.
simple_spinner_dropdown_ite
m
,bilgi)
adapterSpinner.setDropDownViewResource(android.R.layout.
simple
_spinner_dropdown_item
);
spinnerListe.setAdapter(adapterSpinner);
//spinnerListe.adapter = adapterSpinner
}
btnGec.setOnClickListener
{
if
(yas>ebyas)
{
ebyas=yas
}
if
(yas<ekyas)
{
ekyas=yas}
var
toast = Toast.makeText(
this
,
"Girilen En Büyük Ya
ş
:
"
+ebyas,Toast.
LENGTH_LONG
).show()
var
digerEkranaGecis =
Intent(
this
,Main2Activity::
class
.
java
)
digerEkranaGecis.putExtra(
"ebyas"
,ebyas)
digerEkranaGecis.putExtra(
"ekyas"
,ekyas)
startActivity(digerEkranaGecis)
}
fab.setOnClickListener
{
view
->
Snackbar.make(view,
"Replace with your own
action"
, Snackbar.
LENGTH_LONG
)
.setAction(
"Action"
,
null
).show()
}
}
override fun
onCreateOptionsMenu(menu: Menu): Boolean {
// Inflate the menu; this adds items to the action bar
if it is present.
menuInflater
.inflate(R.menu.
menu_main
, menu)
return true
}
override fun
onOptionsItemSelected(item: MenuItem):
Boolean {
// Handle action bar item clicks here. The action bar
will
// automatically handle clicks on the Home/Up button,
so long
// as you specify a parent activity in
AndroidManifest.xml.
return when
(item.
itemId
) {
R.id.
kirmizi
->
{arkaPlan.setBackgroundColor(Color.
RED
)
true
}
R.id.
sari
->
{arkaPlan.setBackgroundColor(Color.
YELLOW
)
true
}
R.id.
yesil
->
{arkaPlan.setBackgroundColor(Color.
GREEN
)
true
}
R.id.
beyaz
->
{arkaPlan.setBackgroundColor(Color.
WHITE
)
true
}
else
->
super
.onOptionsItemSelected(item)
}
}
}
Menu Text
<
menu
xmlns:
android
=
"http://schemas.android.com/apk/res/
android"
xmlns:
app
=
"http://schemas.android.com/apk/res-auto"
xmlns:
tools
=
"http://schemas.android.com/tools"
tools
:context=
"com.x.afinal.MainActivity"
>
<
item
android
:id=
"@+id/kirmizi"
android
:orderInCategory=
"100"
android
:title=
"Kırmızı"
app
:showAsAction=
"never"
/>
<
item
android
:id=
"@+id/sari"
android
:orderInCategory=
"100"
android
:title=
"Sarı"
app
:showAsAction=
"never"
/>
<
item
android
:id=
"@+id/yesil"
android
:orderInCategory=
"100"
android
:title=
"Ye
ş
il"
app
:showAsAction=
"never"
/>
<
item
android
:id=
"@+id/beyaz"
android
:orderInCategory=
"100"
android
:title=
"Beyaz"
app
:showAsAction=
"never"
/>
</
menu
>
String.Xml

--------------------------------------------------------------------------------------

2. Ekran Kotlin
class
Main2Activity : AppCompatActivity() {
override fun
onCreate(savedInstanceState: Bundle?) {
super
.onCreate(savedInstanceState)
setContentView(R.layout.
activity_main2
)
var
ebyas =
intent
.getIntExtra(
"ebyas"
,
0
)
var
ekyas =
intent
.getIntExtra(
"ekyas"
,
0
)
textViewMaxYas.
text
=ebyas.toString()
//textViewMinYas.text=ekyas.toString()
var
cins =
resources
.getStringArray(R.array.
cinsiyet
)
val
adapter =
ArrayAdapter(
this
,R.layout.
support_simple_spinner_dropdown_ite
m
,cins)
spinner.
adapter
=adapter;
}
}