私の主なactivity.javaプログラムでは、エラーを正しく見つけることができませんでした。エラー:(43,17)エラー:<identifier>(アンドロイドスタジオ)
これはエラーが発生したことです。
package com.example.lahiru.myapplication1;
import android.content.Intent;
import android.graphics.PixelFormat;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.VideoView;
public class MainActivity extends AppCompatActivity {
private static Button group_sbm;
private static Button courses_sbm;
private static Button about_sbm;*strong text*
private static Button Home_sbm;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Button buttonPlayVedio2 = (Button) findViewById(R.id.button8);
getWindow().setFormat(PixelFormat.UNKNOWN);
VideoView mVideoVeiw2 = (VideoView) findViewById(R.id.videoView2);
final String uriPath2 = "" + R.raw.vedio1;
final uri ur12 = Uri.parse(uriPath2);
mVideoView2.setVideoURI(uri12);
mVideoView2.requesFocus();
mVideoView2.start();
buttonPlayVideo2.setOnClickListener(new Button.OnCliickListner()
{
@Override
public void onclick(View v) {
VideoView mVideoView2 = (VideoView) findViewById(R.id.videoView2);
}
ur12 =uri.parse(uriPath2);
});
}
public void LoadHomePage() {
Home_sbm = (Button) findViewById(R.id.button1);
Home_sbm.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
Intent intent = new Intent("com.example.lahiru.myapplication1.MainActivity");
startActivity(intent);
}
});
}
public void LoadCoursePage() {
courses_sbm = (Button) findViewById(R.id.button3);
courses_sbm.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
Intent intent = new Intent("com.example.lahiru.myapplication1.Main3Activity");
startActivity(intent);
}
});
}
public void LoadAboutUsPage() {
group_sbm = (Button) findViewById(R.id.button6);
group_sbm.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
Intent intent = new Intent("com.example.lahiru.myapplication1.Main2Activity");
startActivity(intent);
}
});
}
public void LoadGroupPage() {
about_sbm = (Button) findViewById(R.id.button6);
about_sbm.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
Intent intent = new Intent("com.example.lahiru.myapplication1.Main2Activity");
startActivity(intent);
}
});
}
}
Iが表示さばかり何この:
Information:Gradle tasks [:app:assembleDebug] C:\Users\lahiru\AndroidStudioProjects\MyApplication1\app\src\main\java\com\example\lahiru\myapplication1\MainActivity.java Error:(43, 17) error: expected Error:Execution failed for task ':app:compileDebugJavaWithJavac'.> Compilation failed; see the compiler error output for details. Information:BUILD FAILED in 2s Information:2 errors Information:0 warnings Information:See complete output in console
「final uri ur12」には「uri」とは何ですか?私はURIでなければならないと思う。 –