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私が取り組んできたプログラムでは、ほぼすべてが機能します。を変更するとUI、すべてが正しく設定されます。理由がわからないのですが、メインのEnterボタンを押すUIと、例外を除いてアプリの強制が終了します。ログから...

java.lang.IllegalStateException:ID'enterButtonID'のビュークラスandroid.widget.ButtonのonClickハンドラーのアクティビティクラスcom.loch.meaptracker.MainActivityでメソッドenterMood(View)が見つかりませんでした

これがプログラムコードです。Eclipseは、エラーまたは警告のいずれについてもフラグを立てません。私は少し途方に暮れていて、これを見てかなり燃え尽きています。どんな助けでも大歓迎です。

package com.loch.meaptracker;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import android.os.Bundle;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.util.Log;
import android.view.Menu;
import android.view.View;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.EditText;
import android.widget.SeekBar;
import android.widget.SeekBar.OnSeekBarChangeListener;
import android.widget.TimePicker;

public class MainActivity extends Activity implements OnSeekBarChangeListener {

private SeekBar happyBar, energyBar, anxietyBar, painBar;
private EditText noteField;
private DatePicker dPick;
private TimePicker tPick;
@SuppressWarnings("unused")
private Button enterButton;
private int happyValue = 4, energyValue = 4, anxietyValue = 4,
        painValue = 4;
private static final String TAG = "heapApp";
private String Mood = "Blah";
final Context context = this;

@Override
protected void onCreate(Bundle savedInstanceState) {
    try {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        // bars
        happyBar = (SeekBar) findViewById(R.id.happinessBarID);
        happyBar.setOnSeekBarChangeListener(this);
        energyBar = (SeekBar) findViewById(R.id.energyBarID);
        energyBar.setOnSeekBarChangeListener(this);
        anxietyBar = (SeekBar) findViewById(R.id.anxietyBarID);
        anxietyBar.setOnSeekBarChangeListener(this);
        painBar = (SeekBar) findViewById(R.id.painBarID);
        painBar.setOnSeekBarChangeListener(this);
        // end bars
        dPick = (DatePicker) findViewById(R.id.datePicker1);
        tPick = (TimePicker) findViewById(R.id.timePicker1);
        noteField = (EditText) findViewById(R.id.noteTextFieldID);
        enterButton = (Button) findViewById(R.id.enterButtonID);
    } catch (Exception onCreateException) {
        Log.e(TAG, "Exception received", onCreateException);
    }
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.menu.activity_main, menu);
    return true;
}

// Bar listener methods
@Override
public void onProgressChanged(SeekBar arg0, int barValue, boolean hFromUser) {
    try {

        switch (arg0.getId()) {
        case R.id.happinessBarID:
            happyValue = barValue + 1;
            break;
        case R.id.energyBarID:
            energyValue = barValue + 1;
            break;
        case R.id.anxietyBarID:
            anxietyValue = barValue + 1;
            break;
        case R.id.painBarID:
            painValue = barValue + 1;
            break;
        }
        String debugBarValue = "Happy is " + happyValue + ", Energy is "
                + energyValue + ", Anxiety is " + anxietyValue
                + ", Pain is " + painValue + ".";
        System.out.println(debugBarValue);

    } catch (Exception BarValueException) {
        Log.e(TAG, "Exception received", BarValueException);
    }

}

@Override
public void onStartTrackingTouch(SeekBar happyBar) {
    // TODO Auto-generated method stub

}

@Override
public void onStopTrackingTouch(SeekBar happyBar) {
    // TODO Auto-generated method stub

}

// end Bar listener methods

// Enter Button listener Method

public void dialogPop(View v) {
    try {
        AlertDialog.Builder alertDialogBuilder = new AlertDialog.Builder(
                context);

        // set Title
        alertDialogBuilder.setTitle("title");

        // set dialog message
        alertDialogBuilder.setMessage("You entered: " + getMood())
                .setCancelable(false).setPositiveButton("Okay",
                // When Okay button clicked the write mood string to file
                        new DialogInterface.OnClickListener() {
                            public void onClick(DialogInterface dialog,
                                    int id) {
                                try {
                                    // This is the string that should be
                                    // written to file
                                    String data = getMood();
                                    // This is the file that should be
                                    // written to
                                    File heapFile = new File("heapFile.csv");

                                    // if file doesn't exists, then create
                                    // it
                                    if (!heapFile.exists()) {
                                        heapFile.createNewFile();
                                    }

                                    // true = append file
                                    FileWriter heapFileWritter = new FileWriter(
                                            heapFile.getName(), true);
                                    BufferedWriter heapBufferWritter = new BufferedWriter(
                                            heapFileWritter);
                                    heapBufferWritter.write(data);
                                    heapBufferWritter.close();

                                    System.out.println("Done");

                                } catch (IOException e) {
                                    e.printStackTrace();
                                }
                            }

                        })
                // If they press either the cancel button or the back button
                // on their device (Same thing) then close the dialog and
                // give the user a chance to change what they've entered
                .setNegativeButton("Cancel",
                        new DialogInterface.OnClickListener() {

                            @Override
                            public void onClick(DialogInterface dialog,
                                    int id) {
                                // TODO Auto-generated method stub
                                dialog.cancel();
                            }
                        });

        // create alert dialog
        AlertDialog alertDialog = alertDialogBuilder.create();

        // show it
        alertDialog.show();
    } catch (Exception buttonListenerException) {
        Log.e(TAG, "Exception received", buttonListenerException);
    }
    return;
}

public String getMood() {
    try {
        int month = dPick.getMonth();
        int day = dPick.getDayOfMonth();
        int year = dPick.getYear();
        int minute = tPick.getCurrentMinute();
        String moodAntePost = "AM";
        boolean hourType = tPick.is24HourView();
        int moodHour = tPick.getCurrentHour();
        if (hourType == false && moodHour > 12) {
            moodHour = (moodHour - 12);
            moodAntePost = "PM";
        } else if (hourType == false && moodHour <= 0) {
            moodHour = 12;
        } else {
        }
        String noteText = noteField.getText().toString();
        Mood = "Happiness," + happyValue + ",Energy," + energyValue
                + ",Anxiety," + anxietyValue + ",Pain," + painValue
                + ",Date," + month + "/" + day + "/" + year + ",Time,"
                + moodHour + ":" + minute + "," + moodAntePost + ",Note,"
                + noteText;
        System.out.println(Mood);
    } catch (Exception getMoodException) {
        Log.e(TAG, "Exception received", getMoodException);
    }

    return Mood;
}

}
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2 に答える 2

1

XMLコードを確認してください。XMLのタグにあなたが追加した属性が1つあると思いますandroid:onClick ="enterMood"....それを削除して実行してみてください

使用する

代わりにandroid:onClick ="dialogPop"

于 2013-03-01T17:44:45.447 に答える
0

クリックハンドラーが正しい形式ではありません。XMLクリックハンドラーが正しく機能するには、ビューパラメーターを含める必要があります。

public void getMood(View view){

}
于 2013-03-01T17:44:15.117 に答える