Android 带password输入界面的Dialog实现机制

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:gravity="center_horizontal"
android:orientation="vertical">
<EditText
android:id="@+id/FactRstDialogPsw"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:password="true"
android:singleLine="true"/>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal"
android:layout_weight="2">
<Button
android:id="@+id/FactRstDialogCancel"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:text="@string/cancel"
android:layout_weight="1"/>
<Button
android:id="@+id/FactRstDialogCertain"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:text="@string/user_dict_settings_add_dialog_confirm"
android:layout_weight="1"/>
</LinearLayout>
</LinearLayout>

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

}