extends DialogFragment : Dialog « UI « Android

1. Android
2. UI
3. Dialog

extends DialogFragment

  
package app.test;

import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.DialogFragment;
import android.app.FragmentManager;
import android.app.FragmentTransaction;
import android.content.DialogInterface;
import android.os.Bundle;
import android.util.Log;
import android.widget.Toast;

class AlertDialogFragment extends DialogFragment implements
    DialogInterface.OnClickListener {
  public static AlertDialogFragment newInstance(String message) {
    AlertDialogFragment adf = new AlertDialogFragment();
    Bundle bundle = new Bundle();
    bundle.putString("alert-message", message);
    adf.setArguments(bundle);

    return adf;
  }

  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    this.setCancelable(true);
    int style = DialogFragment.STYLE_NORMAL, theme = 0;
    setStyle(style, theme);
  }

  @Override
  public Dialog onCreateDialog(Bundle savedInstanceState) {
    AlertDialog.Builder b = new AlertDialog.Builder(getActivity());
    b.setTitle("Alert!!");
    b.setPositiveButton("Ok", this);
    b.setNegativeButton("Cancel", this);
    b.setMessage(this.getArguments().getString("alert-message"));
    return b.create();
  }

  public void onClick(DialogInterface dialog, int which) {
    OnDialogDoneListener act = (OnDialogDoneListener) getActivity();
    boolean cancelled = false;
    if (which == AlertDialog.BUTTON_NEGATIVE) {
      cancelled = true;
    }
    act.onDialogDone(getTag(), cancelled, "Alert dismissed");
  }
}

interface OnDialogDoneListener {
  public void onDialogDone(String tag, boolean cancelled, CharSequence message);
}

public class Test extends Activity implements OnDialogDoneListener {
  public static final String LOGTAG = "DialogFragmentDemo";

  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);
    FragmentManager.enableDebugLogging(true);

    FragmentTransaction ft = getFragmentManager().beginTransaction();

    AlertDialogFragment pdf = AlertDialogFragment
        .newInstance("Enter Something");

    pdf.show(ft, "alert");
  }

  public void onDialogDone(String tag, boolean cancelled, CharSequence message) {
    String s = tag + " responds with: " + message;
    if (cancelled)
      s = tag + " was cancelled by the user";
    Toast.makeText(this, s, Toast.LENGTH_LONG).show();
    Log.v(LOGTAG, s);
  }
}

   
    
  

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