質問編集履歴
3
明示
test
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test
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@@ -1,6 +1,6 @@
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Androidのアプリ開発を始めました。
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-
EditTextに入力された内容を取得したいのですが、EditTextを取得するためのfindViewByIdでnullを返してきて動きません。どうすればfindViewByIdでnullではなく
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3
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screenNameのEditTextに入力された内容を取得したいのですが、EditTextを取得するためのfindViewByIdでnullを返してきて動きません。どうすればfindViewByIdでnullではなくscreenNameのEditTextを取得できるでしょうか？
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2
コード追加
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test
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@@ -4,4 +4,256 @@
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追記(ソースコード)
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10
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11
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```java
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package tk.surume.android.misqforandroid;
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import android.net.Uri;
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import android.support.v7.app.AppCompatActivity;
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import android.os.Bundle;
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import android.view.View;
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import android.widget.EditText;
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import android.widget.Toast;
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import com.google.android.gms.appindexing.Action;
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import com.google.android.gms.appindexing.AppIndex;
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import com.google.android.gms.common.api.GoogleApiClient;
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public class LoginActivity extends AppCompatActivity {
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/**
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* ATTENTION: This was auto-generated to implement the App Indexing API.
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* See https://g.co/AppIndexing/AndroidStudio for more information.
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*/
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private GoogleApiClient client;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_login);
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// ATTENTION: This was auto-generated to implement the App Indexing API.
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// See https://g.co/AppIndexing/AndroidStudio for more information.
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client = new GoogleApiClient.Builder(this).addApi(AppIndex.API).build();
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}
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@Override
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public void onStart() {
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super.onStart();
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// ATTENTION: This was auto-generated to implement the App Indexing API.
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// See https://g.co/AppIndexing/AndroidStudio for more information.
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client.connect();
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Action viewAction = Action.newAction(
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Action.TYPE_VIEW, // TODO: choose an action type.
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90
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"Login Page", // TODO: Define a title for the content shown.
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92
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// TODO: If you have web page content that matches this app activity's content,
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// make sure this auto-generated web page URL is correct.
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// Otherwise, set the URL to null.
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Uri.parse("http://host/path"),
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// TODO: Make sure this auto-generated app URL is correct.
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7
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-
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Uri.parse("android-app://tk.surume.android.misqforandroid/http/host/path")
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);
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AppIndex.AppIndexApi.start(client, viewAction);
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}
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@Override
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public void onStop() {
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super.onStop();
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// ATTENTION: This was auto-generated to implement the App Indexing API.
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122
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// See https://g.co/AppIndexing/AndroidStudio for more information.
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Action viewAction = Action.newAction(
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Action.TYPE_VIEW, // TODO: choose an action type.
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"Login Page", // TODO: Define a title for the content shown.
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130
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// TODO: If you have web page content that matches this app activity's content,
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// make sure this auto-generated web page URL is correct.
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// Otherwise, set the URL to null.
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Uri.parse("http://host/path"),
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// TODO: Make sure this auto-generated app URL is correct.
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140
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Uri.parse("android-app://tk.surume.android.misqforandroid/http/host/path")
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142
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);
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144
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AppIndex.AppIndexApi.end(client, viewAction);
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client.disconnect();
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}
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150
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151
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152
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public void onLoginClicked(View v){
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EditText screenNameInput = (EditText)findViewById(R.id.screenName);
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System.out.println(screenNameInput);
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159
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String screenName = screenNameInput.getText().toString();
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Toast.makeText(this, screenName, Toast.LENGTH_LONG).show();
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}
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}
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166
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167
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```
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168
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169
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170
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171
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```xml
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172
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173
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<?xml version="1.0" encoding="utf-8"?>
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<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:tools="http://schemas.android.com/tools"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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android:paddingBottom="@dimen/activity_vertical_margin"
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android:paddingLeft="@dimen/activity_horizontal_margin"
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android:paddingRight="@dimen/activity_horizontal_margin"
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android:paddingTop="@dimen/activity_vertical_margin"
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tools:context="tk.surume.android.misqforandroid.LoginActivity">
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<EditText
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:id="@+id/screenName"
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android:layout_alignParentTop="true"
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android:layout_alignParentStart="true"
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android:layout_alignParentEnd="true"
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android:text="*****"
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android:hint="@string/screen_name" />
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<EditText
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:inputType="textPassword"
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android:ems="10"
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android:id="@+id/password"
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android:layout_below="@+id/screenName"
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android:layout_alignParentStart="true"
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android:layout_alignEnd="@+id/screenName"
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android:hint="@string/password"
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android:text="*****" />
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<Button
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:text="@string/login"
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android:id="@+id/button"
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android:layout_below="@+id/password"
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android:layout_alignEnd="@+id/password"
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android:layout_alignParentStart="true"
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android:onClick="onLoginClicked" />
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</RelativeLayout>
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259
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```
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1
途中から抜けてたので修正
test
CHANGED
|
File without changes
|
test
CHANGED
|
@@ -1,6 +1,6 @@
|
|
|
1
1
|
Androidのアプリ開発を始めました。
|
|
2
2
|
|
|
3
|
-
EditTextに入力された内容を取得したいのですが、EditTextを取得するためのfindViewByIdでnullを返してきて動きません。どうすれば目
|
|
3
|
+
EditTextに入力された内容を取得したいのですが、EditTextを取得するためのfindViewByIdでnullを返してきて動きません。どうすればfindViewByIdでnullではなく目当てのEditTextを取得できるでしょうか？
|
|
4
4
|
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5
5
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6
6
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