1.布局实现：

2.代码实现：

import android.app.Dialog;import android.content.Context;import android.os.Bundle;import android.view.View;import android.widget.Button;import android.widget.EditText;import android.widget.Toast;import com.mediatek.common.featureoption.FeatureOption; public class MasterClearConfirm extends Fragment {	//cbk.add	private Dialog mFactRstPwsCheckDialog;	private Button cancelButton;	private Button okButton;	private EditText pswEdit;	//cbk.add    private Button.OnClickListener mFinalClickListener = new Button.OnClickListener() {        public void onClick(View v) {            if (Utils.isMonkeyRunning()) {                return;            }            /// M:For CT feature resetPhone with mEraseInternalData: data | app | media 			//cbk.add            //mExt.onResetPhone(getActivity(), mEraseInternalData, mEraseSdCard);			createFactoryResetPwdDialog();				//cbk.add			        }    };//cbk.add    private void createFactoryResetPwdDialog() {		if (mFactRstPwsCheckDialog == null) {			mFactRstPwsCheckDialog = new Dialog(getActivity());			//mFactRstPwsCheckDialog.requestWindowFeature(Window.FEATURE_NO_TITLE);			mFactRstPwsCheckDialog.setContentView(R.layout.factory_rst_pwd_dialog);			mFactRstPwsCheckDialog.setTitle("please input password:");					pswEdit = (EditText)mFactRstPwsCheckDialog.findViewById(R.id.FactRstDialogPsw);			cancelButton = (Button)mFactRstPwsCheckDialog.findViewById(R.id.FactRstDialogCancel);			okButton = (Button)mFactRstPwsCheckDialog.findViewById(R.id.FactRstDialogCertain);			cancelButton.setOnClickListener(new View.OnClickListener()			{				@Override				public void onClick(View source)				{					mFactRstPwsCheckDialog.dismiss();//finish();				}			});						okButton.setOnClickListener(new View.OnClickListener()			{				@Override				public void onClick(View source)				{					onPairPassword(pswEdit.getText().toString());					pswEdit.setText(null);				}			});		}		if (mFactRstPwsCheckDialog != null) {			mFactRstPwsCheckDialog.show();		}	    }    private boolean onPairPassword(String value){			//Log.d(TAG, "onPairPassword()  pwd value=" +value);		boolean pwdvalid=false; 		if(value ==null ){			//Log.d(TAG, "onPairPassword()  value ==null");			Toast.makeText(getActivity(), getString(R.string.settings_pwd_empty_str), Toast.LENGTH_SHORT).show();						return false;		}		if(value.length()<=0 ){			//Log.d(TAG, "onPairPassword()  value ==null");			Toast.makeText(getActivity(), getString(R.string.settings_pwd_empty_str), Toast.LENGTH_SHORT).show();						return false;		}		String def_pwd_value =getString(R.string.settings_pwd_def);		//if(value.length() !=6 || isNumeric(value) ==false){		if(value.length() < def_pwd_value.length()){			//add the item into the Locked list.			//Log.d(TAG, "onPairPassword()  value ==valid");			Toast.makeText(getActivity(), getString(R.string.settings_pwd_wrong_str), Toast.LENGTH_SHORT).show();			return false;		}			//Log.d(TAG, "onPairPassword()  pwd_length =" +value.length() );		if (value.equals(def_pwd_value)) {			//add the item into the Locked list.			//Log.d(TAG, "onPairPassword()  mPref.contains(PWD_PREF_NAME) ==true");			//no store the pwd activity			mFactRstPwsCheckDialog.dismiss();//finish();			mExt.onResetPhone(getActivity(), mEraseInternalData, mEraseSdCard);			return true;		}		Toast.makeText(getActivity(), getString(R.string.settings_pwd_wrong_str), Toast.LENGTH_SHORT).show();		return false;    }	//cbk.add	}