Android Open Source - qingzhou Reset Password Preference

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License

The source code is released under:

GNU General Public License

Java Source Code

/* 
 *  Copyright 2012 Loong H//from  w  ww .j  av a 2 s.  c om
 * 
 *  Qingzhou is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  Qingzhou is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package com.loongsoft.qingzhou;

import android.app.AlertDialog;
import android.content.Context;
import android.content.res.TypedArray;
import android.os.Bundle;
import android.preference.DialogPreference;
import android.text.TextUtils;
import android.util.AttributeSet;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class ResetPasswordPreference extends DialogPreference {
  View mResetPasswordView = null;
  EditText mPassword = null;
  EditText mPasswordConfirmed = null;
  
    public ResetPasswordPreference(Context ctxt) {
        this(ctxt, null);
    }

    public ResetPasswordPreference(Context ctxt, AttributeSet attrs) {
        this(ctxt, attrs, 0);
    }

    public ResetPasswordPreference(Context ctxt, AttributeSet attrs, int defStyle) {
        super(ctxt, attrs, defStyle);

        setPositiveButtonText(getContext().getResources().getString(android.R.string.yes));
        setNegativeButtonText(getContext().getResources().getString(android.R.string.cancel));
        setPersistent(true);
    }

    @Override
    protected View onCreateDialogView() {
        LayoutInflater inflater = new LayoutInflater(getContext()) {
      @Override
      public LayoutInflater cloneInContext(Context newContext) {
        return null;
      }
    };
    
    mResetPasswordView = inflater.inflate(R.layout.preference_reset_password, null);
    mPassword = (EditText)mResetPasswordView.findViewById(R.id.reset_password);
    mPasswordConfirmed = (EditText)mResetPasswordView.findViewById(R.id.reset_password_confirmed);
    
        return mResetPasswordView;
    }

    @Override
    protected void onBindDialogView(View v) {
        super.onBindDialogView(v);
    }

    @Override
    protected void onDialogClosed(boolean positiveResult) {
      super.onDialogClosed(positiveResult);
    }

    @Override
    protected Object onGetDefaultValue(TypedArray a, int index) {
        return(a.getString(index));
    }

    @Override
    protected void onSetInitialValue(boolean restoreValue, Object defaultValue) {

    }
    
    @Override 
    protected void showDialog(Bundle state) {
      super.showDialog(state);
      
      Button pos = ((AlertDialog) getDialog()).getButton(AlertDialog.BUTTON_POSITIVE);
      pos.setOnClickListener(new OnClickListener() {
      
      @Override
      public void onClick(View v) {
        if (validate()) {
              //save the changed result
                if (callChangeListener(mPassword.getText().toString())) {
                    persistString(mPassword.getText().toString());
                }
          getDialog().dismiss();
        }
      }
    });
    }
    
    public boolean validate() {
      String p1 = mPassword.getText().toString();
      String p2 = mPasswordConfirmed.getText().toString();
      if (TextUtils.isEmpty(p1) || TextUtils.isEmpty(p2)) {
        Toast.makeText(getContext(), 
            getContext().getResources().getString(R.string.password_is_empty), 
            2000).show();
        return false;
      }
      
      if (!TextUtils.equals(p1, p2)) {
        Toast.makeText(getContext(), 
            getContext().getResources().getString(R.string.password_not_equal), 
            2000).show();
        return false;
      }
      
      return true;
    }
}

Java Source Code List

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