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"OESPJEΞϓϦΛ࡞Δ
,.$OPOZMFOF
'SBHNFOUɾωοτϫʔΫ
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ࣗݾհ
w OPOZMFOF ͷʹΕΜ
w ,.$ճ
w ΧʔϏΟͰ͢
w ΏΔΏΓ#%ങͬͨ
w SPPU
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ࣗݾհ
w OPOZMFOF ͷʹΕΜ
w εϚϗΞϓϦͱ͔
w 5XJUUFS(JU)VCFUD
w IUUQOPOZMFOFIBUFOBCMPHKQ
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͜ΜΜ
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ࠓΔ͜ͱ
'SBHNFOU ֓ཁͷΈ
ωοτϫʔΫ
w4MBDLʹߘ
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'SBHNFOU
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'SBHNFOU
• Activity ʹදࣔ͢Δը໘Ϣχοτʢޙड़ʣ
• ը໘Λ Activity ؒͰ͍·Θ͢
• λϒͰෳͷը໘Λදࣔͱ͔ʹΑ͘͏
• ʮαϒΞΫςΟϏςΟͷΑ͏ͳͷʯ
https://developer.android.com/guide/components/fragments.html
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"DUJWJUZͱ'SBHNFOU
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ಉ͡"DUJWJUZ
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'SBHNFOUʢଟʣ
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"DUJWJUZ
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'SBHNFOU
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ಉ͡"DUJWJUZ
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߲ΛΓସ͑
ˠ'SBHNFOUΛΓସ͑
ͨͿΜ
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'SBHNFOU
7JFX
"DUJWJUZ
ཧ
දࣔɾཧ
දࣔɾཧ
※ Fragment ࣗମ ViewGroup ͷதʹ͋Δ
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'SBHNFOUͷϝϦοτ
w ಉ͡ը໘ϢχοτΛෳͷ"DUJWJUZͰڞ༗
w λϒ͝ͱʹ'SBHNFOUͱͯ͠ಠཱͰ͖Δ
w "DUJWJUZͱಉ༷ͷϥΠϑαΠΫϧ͕͋Δ
w "DUJWJUZͷॲཧΛׂͰ͖Δ
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͍ͬͯ͘
w 'SBHNFOU"DUJWJUZΑΓগ͠ෳࡶ
w ࠓʮΘͳ͚ΕͳΒͳ͍࣌ʹ͏ʯఔͰ
w ྫλϒΛ͍͍ͨͱ͖
ը໘Λڞ௨Խ͍͚ͨͩ͠ͳΒಉ͡ Activity Λ͍͍͚͑ͩ
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༻্ͷҙ
w 4VQQPSU-JCSBSZͷ'SBHNFOUΛ͏
w "OESPJE4%,ʹଘࡏ͢Δ͕ɺݹ͍όʔδϣϯͩͱ࣮
ҧ͏ͷͰͭΒ͍
• android.app.Fragment
w 4VQQPSU-JCSBSZ൛࠷৽Ͱ࣮͕ಉ͡Ͱྑ͍
w ϥΠϒϥϦͱͯ͠ΞϓϦʹಉࠝ͢Δ͔Β
• android.support.v4.app.Fragment
http://stackoverflow.com/questions/17295497/fragment-or-support-fragment
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ίʔυྫʢܰ͘ʣ
* ExampleFragment.java
// android.support.v4.app.Fragment Λ༻͍Δ
public class ExampleFragment extends Fragment {
// View Λ࡞ͬͯฦ͢
@Override
public View onCreateView(LayoutInflater inflater,
ViewGroup container, Bundle savedInstanceState) {
// R.layout.fragment_example Λ View ʹ͢Δ
return inflater.inflate(
R.layout.fragment_example,
container,
false
);
}
}
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* Main2Activity.java
public class Main2Activity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main2);
// SupportFragmentManager Λ༻͍Δ͜ͱ
FragmentTransaction fragmentTransaction =
getSupportFragmentManager().beginTransaction();
// ࢦఆͷ View Λ Fragment ͱஔ͖͑Δ
fragmentTransaction.replace(
R.id.base_view,
new ExampleFragment());
fragmentTransaction.commit();
}
}
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ωοτϫʔΫ
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ݖݶ
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ݖݶ
w "OESPJE্Ͱಛఆͷ͜ͱΛߦ͏ͨΊʹඞཁ
w ϓϥΠόγʔܥʹଟ͍
w ࿈བྷઌɾωοτϫʔΫɾϑΝΠϧฤूFUDʜ
w "OESPJE.BOJGFTUʹهड़͢Δ
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ݖݶ
w 1MBZ4UPSFͰೖΕΔ࣌ʹ
ฉ͔ΕΔ
w "OESPJE͔ΒҰ෦͕
ϢʔβʔͷڐՄ੍ʹ
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ωοτϫʔΫݖݶ
w ϢʔβʔͷڐՄඞཁͳ͍
w Πϯετʔϧ࣌ʹදࣔ͞ΕΔ͚ͩ
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ωοτϫʔΫݖݶ
w "OESPJE.BOJGFTUYNMʹ༻͢ΔࢫΛهड़
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εϨου
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εϨου
w $16ར༻ͷ୯Ґ
w ಉ࣌ʹෳͷεϨουΛ࣮ߦͰ͖Δ
εϨου ˠ࣌ؒˠ
ॲཧ" ॲཧ# ॲཧ"
εϨου ˠ࣌ؒˠ
ॲཧ"
ॲཧ#
γϯάϧεϨου ϚϧνεϨου
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"OESPJEͰͷεϨου
w ϝΠϯεϨουʢ6*εϨουʣ
w ීஈ͍ͬͯΔͷϝΠϯεϨου
w 6*Λߋ৽Ͱ͖Δ
w 7JFXɾ5PBTUɾ"DUJWJUZFUD
w ϓϩηεʹ͖ͭҰͭ
εϨου ˠ࣌ؒˠ
NBJO ॲཧ" ॲཧ# ॲཧ"
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"OESPJEͰͷεϨου
w ϫʔΧʔ 8PSLFS
εϨου
w όοΫάϥϯυʢඇಉظʣ
w 6*Λߋ৽Ͱ͖ͳ͍
w ෳ࡞Մೳ
εϨου ˠ࣌ؒˠ
NBJO ॲཧɾදࣔ
XPSLFS ॲཧ#
XPSLFS ॲཧ$
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"OESPJEͰͷεϨου
w ωοτϫʔΫ6*εϨουͰߦΘͳ͍
w "OESPJEҎ্ͰΤϥʔ
w େ͕͔͔࣌ؒΔ͔Β
w ϝΠϯεϨουͰΔͱը໘͕ݻ·ͬͯ͠·͏
w ωοτϫʔΫͪͰ6*ͷߋ৽͕Ͱ͖ͳ͍
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Πϕϯτ $MJDL
εϨου ˠ࣌ؒˠ
NBJO ॲཧɾߋ৽ ωοτϫʔΫॲཧ ॲཧɾߋ৽
UI ͷߋ৽͕ͪൃੜ
ϝΠϯεϨου༻
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Πϕϯτ ˠ࣌ؒˠ Click !
εϨου ˠ࣌ؒˠ
NBJO ॲཧɾߋ৽ ॲཧɾߋ৽ ॲཧɾߋ৽
XPSLFS ωοτϫʔΫॲཧ
UI ͷߋ৽͕ͪൃੜ͠ͳ͍
ϫʔΧʔεϨου༻
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৽εϨουΛཱͯΔ
new Thread(
// Runnable ͷ run ͕৽εϨουͰݺΕΔ
new Runnable() {
@Override
public void run() {
// ͜͜ʹ࣮ߦ༰Λهड़
}
}
// start Ͱ৽εϨουɺ run ͩͱಉ͡εϨου(!!)
).start();
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ϝΠϯεϨουͰॲཧΛ͢Δ
// ϝΠϯεϨου (Looper.getMainLooper()) ʹ
// ϝοηʔδΛ͑Δ܅Λऔಘ
Handler handler = new Handler(Looper.getMainLooper());
// Runnable ΛૹΔ -> ϝΠϯεϨουͰ run ͕ݺΕΔ
handler.post(
new Runnable() {
@Override
public void run() {
// ͜͜ʹ࣮ߦ͢Δ༰Λهड़
// ྫ textView.setText(“hogehoge”);
}
}
);
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ωοτϫʔΫܥ
ϥΠϒϥϦ
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"OESPJEͰωοτϫʔΫ
w ϥΠϒϥϦແ͠ͷ߹
"TZOD5BTL͔"TZOD5BTL-PBEFSΛ࡞
w ผεϨουΛཱͯͯͬͯ͘ΕΔ܅
ίʔϧόοΫΛ࡞
wϝΠϯεϨουͰը໘ߋ৽
όοΫάϥϯυͰωοτϫʔΫʹΞΫηε
w%FGBVMU)UUQ$MJFOUΛ͏
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ϥΠϒϥϦ͍·͢
w ϥΠϒϥϦΘͳ͍ωοτϫʔΫ৭ʑ໘
w ʢ͜͜ʹ༷ʑͳ۪ஒʣ
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ωοτϫʔΫܥϥΠϒϥϦ
w 0L)UUQ
w 4RVBSF͕ࣾެ։͍ͯ͠ΔϥΠϒϥϦ
w 3FUSPpU
w 4RVBSF͕ࣾެ։͍ͯ͠Δ
w 1JDBTTP
w 4RVBSF͕ࣾެ։
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ωοτϫʔΫܥϥΠϒϥϦ
w 0L)UUQ
w ωοτϫʔΫͷجຊతͳ෦
w )551ʹରԠ
w "OESPJE෦ͰΘΕ͍ͯΔ
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ωοτϫʔΫܥϥΠϒϥϦ
w 3FUSPpU
w +TPOΛ͏"1*ʹΞΫηε͢Δͷʹศར
w ࣗಈͰ+40/Λઐ༻Ϋϥεʹมͯ͘͠ΕͨΓ
w 1JDBTTP
w ը૾Λऔͬͯ͘Δͷʹศར
w *NBHF7JFXʹදࣔͨ͠ΓΩϟογϡͨ͠Γ
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0L)UUQ
ͰΞΫηε
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0L)UUQ
w ࠓճ0L)UUQΛ͏
w γϯϓϧͳͷͰ
w app/build.gradle ͰϥΠϒϥϦΛՃ
w ϓϩδΣΫττοϓʹ͋ΔํͰͳ͍ʢҙʣ
w BQQͷ෦Ͱ͏ͷͰapp/build.gradle
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0L)UUQ
* app/build.gradle
dependencies {
compile fileTree(dir: 'libs', include: ['*.jar'])
compile 'com.android.support:appcompat-v7:24.2.1'
testCompile ‘junit:junit:4.12'
compile ‘com.squareup.okhttp3:okhttp:3.5.0'
}
groupId(άϧʔϓ໊):artifactId(ϥΠϒϥϦ໊):version ͱͳ͍ͬͯΔ
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0L)UUQ
w هड़ޙʹ
(SBEMF4ZODΛߦ͏
w *%&ʹೝࣝͤ͞ΔͨΊ
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0L)UUQͷྲྀΕ
w ϦΫΤετ Request
Λ࡞
w 63-ϔομʔͦͷଞΛઃఆ
w ίʔϧόοΫ Callback
Λ࡞
w ωοτϫʔΫྃޙʹݺΕΔ
w OkHttpClientͰඇಉظϦΫΤετ
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ϦΫΤετ࡞
* MainActivity.java
public class MainActivity extends AppCompatActivity {
…
public void sendRequest() {
Request kmcRequest = new Request.Builder()
.url("https://www.kmc.gr.jp")
.build();
}
}
KMC ͷτοϓϖʔδʹΞΫηε͢ΔϦΫΤετ
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* MainActivity.java
public class MainActivity extends AppCompatActivity {
…
public void sendRequest() {
Request kmcRequest = …;
Callback callback = new Callback() {
@Override
public void onFailure(Call call, IOException e) {
// do nothing
}
@Override
public void onResponse(Call call, final Response response)
throws IOException {
…
}
};
}
}
ίʔϧόοΫ࡞
ޭ -> onResponse, ࣦഊ -> onFailure
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* MainActivity.java: onResponse
@Override
public void onResponse(Call call, final Response
response) throws IOException {
final String body = response.body().string();
new Handler(Looper.getMainLooper()).post(
new Runnable() {
@Override
public void run() {
Toast.makeText(MainActivity.this,
body, Toast.LENGTH_LONG).show();
}
}
);
}
response ͔Β body Λऔಘͯ͠ String ʹ
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* MainActivity.java: onResponse
@Override
public void onResponse(Call call, final Response
response) throws IOException {
final String body = response.body().string();
new Handler(Looper.getMainLooper()).post(
new Runnable() {
@Override
public void run() {
Toast.makeText(MainActivity.this,
body, Toast.LENGTH_LONG).show();
}
}
);
}
ϝΠϯεϨουͰ࣮ߦ
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* MainActivity.java: onResponse
@Override
public void onResponse(Call call, final Response
response) throws IOException {
final String body = response.body().string();
new Handler(Looper.getMainLooper()).post(
new Runnable() {
@Override
public void run() {
Toast.makeText(MainActivity.this,
body, Toast.LENGTH_LONG).show();
}
}
);
}
औಘͨ͠༰Λ Toast Ͱग़͢
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0L)UUQͰϦΫΤετ
* MainActivity.java
public class MainActivity extends AppCompatActivity {
…
public void sendRequest() {
Request kmcRequest = …;
Callback callback = …;
OkHttpClient client = new OkHttpClient();
client.newCall(kmcRequest)
.enqueue(callback);
}
}
OkHttpClient Λ࡞
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0L)UUQͰϦΫΤετ
* MainActivity.java
public class MainActivity extends AppCompatActivity {
…
public void sendRequest() {
Request kmcRequest = …;
Callback callback = …;
OkHttpClient client = new OkHttpClient();
client.newCall(kmcRequest)
.enqueue(callback);
}
}
ϦΫΤετΛ enqueue ʢඇಉظ࣮ߦʣ
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ΫϦοΫͯ͠ϦΫΤετ
* MainActivity.java : onCreate
submitButton.setOnClickListener(
new View.OnClickListener() {
ɹ@Override
public void onClick(View v) {
sendRequest();
ɹ}
}
);
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ϦΫΤετͯ͠ΈΔ
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4MBDLʹߘ
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4MBDLߘͷྲྀΕ
w 5PLFOΛ࡞ʢલճͷεϥΠυʣ
w 5PLFOΛൿີͷॴʹอଘ
w Request࡞
w ߘ
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4MBDL5PLFOอଘ
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5PLFOอଘ
w 5PLFOൿີʹ͠·͠ΐ͏
w 4MBDL͔Β࿈བྷ͘Δ
w (JUϨϙδτϦʹՃ͠ͳ͍Α͏ʹ͢Δ
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5PLFOอଘखஈ
"ൿີͷϦιʔεϑΝΠϧΛ࡞ͬͯอଘ
w ࠓճ private.xml
w .gitignoreʹՃ
w ͦ͜ʹ5PLFOΛอଘ
#Ϣʔβʔʹೖྗͤ͞Δ
w SharedPreferencesʹอଘ
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ϓϥΠϕʔτͳTUSJOHT
w SFTWBMVFTΛӈΫϦοΫ
w /FXWBMVFTSFTPVSDFpMF
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ϓϥΠϕʔτͳTUSJOHT
w QSJWBUFYNMΛ࡞
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ϓϥΠϕʔτͳTUSJOHT
w HJUJHOPSFʹprivate.xmlΛՃ
w ϓϩδΣΫτԼͷ(JU*HOPSFͰ0,
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ϓϥΠϕʔτͳTUSJOHT
w QSJWBUFYNMʹUPLFOΛઃఆ
* Private.xml
xoxp-hogehoge
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3FRVFTU࡞
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4MBDLߘ"1*
w IUUQTTMBDLDPNBQJDIBUQPTU.FTTBHF
w IUUQTBQJTMBDLDPNNFUIPETDIBUQPTU.FTTBHF
w tokenͱtextͱchannelΛઃఆͯ͠ߘ
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3FRVFTU࡞
RequestBody࡞
w ࠓճx-www-form-urlencodedܗࣜͰૹ৴
Request࡞
w ࡞ͨ͠RequestBodyΛૹ৴͢ΔΑ͏ʹ͢Δ
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3FRVFTU#PEZ࡞
* MainActivitiy.java
public void sendRequest() {
RequestBody formBody = new FormBody.Builder()
.add("token", getString(R.string.token))
.add("channel", “#android-project")
.add("text", “͜Μʹͪ͜Μʹͪ")
.build();
}
ૹ৴͢Δσʔλ
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* MainActivitiy.java
public void sendRequest() {
RequestBody formBody = new FormBody.Builder()
.add("token", getString(R.string.token))
.add("channel", “#android-project")
.add("text", “͜Μʹͪ͜Μʹͪ")
.build();
}
3FRVFTU#PEZ࡞
ઃఆͨ͠ Token
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* MainActivitiy.java
public void sendRequest() {
RequestBody formBody = new FormBody.Builder()
.add("token", getString(R.string.token))
.add("channel", “#android-project")
.add("text", “͜Μʹͪ͜Μʹͪ")
.build();
}
3FRVFTU#PEZ࡞
νϟϯωϧɾςΩετ
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3FRVFTU࡞
* MainActivitiy.java
public void sendRequest() {
RequestBody formBody = …;
Request slackRequest = new Request.Builder()
.url(“https://slack.com/api/chat.postMessage")
.post(formBody)
.build();
}
formBody Λ POST
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ߘޭ