Java tutorial
/* * Copyright 2012 Roman Nurik * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.taokeba.fragment; import android.app.Activity; import android.content.Context; import android.os.Bundle; import android.support.v4.app.Fragment; import android.text.Editable; import android.text.TextWatcher; import android.util.Log; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.view.inputmethod.InputMethodManager; import android.widget.TextView; import com.taokeba.R; import com.taokeba.bean.RegisterConfig; import com.taokeba.widget.RegistBasicPage; import com.taokeba.wizard.ui.PageFragmentCallbacks; public class RegistBasicFragment extends Fragment { private static final String ARG_KEY = "key"; private PageFragmentCallbacks mCallbacks; private String mKey; private RegistBasicPage mPage; private TextView mStudentNumView; private TextView mNamelView; private TextView mNickNameView; private TextView mQQView; private TextView mPasswordView; private TextView mPasswordAgainView; public static RegistBasicFragment create(String key) { Bundle args = new Bundle(); args.putString(ARG_KEY, key); RegistBasicFragment fragment = new RegistBasicFragment(); fragment.setArguments(args); return fragment; } public RegistBasicFragment() { } @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); Bundle args = getArguments(); mKey = args.getString(ARG_KEY); mPage = (RegistBasicPage) mCallbacks.onGetPage(mKey); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View rootView = inflater.inflate(R.layout.fragment_regist_basic, container, false); ((TextView) rootView.findViewById(android.R.id.title)).setText(mPage.getTitle()); mStudentNumView = ((TextView) rootView.findViewById(R.id.regist_student_num)); mStudentNumView.setText(mPage.getData().getString(RegistBasicPage.STUDENT_NUM_DATA_KEY)); mNamelView = ((TextView) rootView.findViewById(R.id.regist_name)); mNamelView.setText(mPage.getData().getString(RegistBasicPage.NAME_DATA_KEY)); mNickNameView = (TextView) rootView.findViewById(R.id.regist_nickname); mNickNameView.setText(mPage.getData().getString(RegistBasicPage.NICK_NAME_DATA_KEY)); mQQView = (TextView) rootView.findViewById(R.id.regist_qq); mQQView.setText(mPage.getData().getString(RegistBasicPage.QQ_DATA_KEY)); mPasswordView = (TextView) rootView.findViewById(R.id.regist_password); mPasswordView.setText(mPage.getData().getString(RegistBasicPage.PASSWORD_DATA_KAY)); mPasswordAgainView = (TextView) rootView.findViewById(R.id.regist_password_again); mPasswordAgainView.setText(mPage.getData().getString(RegistBasicPage.PASSWORD_AGAIN_DATA_KEY)); return rootView; } @Override public void onAttach(Activity activity) { super.onAttach(activity); if (!(activity instanceof PageFragmentCallbacks)) { throw new ClassCastException("Activity must implement PageFragmentCallbacks"); } mCallbacks = (PageFragmentCallbacks) activity; } @Override public void onDetach() { super.onDetach(); mCallbacks = null; } @Override public void onViewCreated(View view, Bundle savedInstanceState) { super.onViewCreated(view, savedInstanceState); mStudentNumView.addTextChangedListener(new TextWatcher() { @Override public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) { } @Override public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) { } @Override public void afterTextChanged(Editable editable) { mPage.getData().putString(RegistBasicPage.STUDENT_NUM_DATA_KEY, (editable != null) ? editable.toString() : null); mPage.notifyDataChanged(); } }); mNamelView.addTextChangedListener(new TextWatcher() { @Override public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) { } @Override public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) { } @Override public void afterTextChanged(Editable editable) { mPage.getData().putString(RegistBasicPage.NAME_DATA_KEY, (editable != null) ? editable.toString() : null); mPage.notifyDataChanged(); } }); mNickNameView.addTextChangedListener(new TextWatcher() { @Override public void beforeTextChanged(CharSequence charSequence, int i, int i2, int i3) { } @Override public void onTextChanged(CharSequence charSequence, int i, int i2, int i3) { } @Override public void afterTextChanged(Editable editable) { mPage.getData().putString(RegistBasicPage.NICK_NAME_DATA_KEY, (editable != null) ? editable.toString() : null); mPage.notifyDataChanged(); } }); mQQView.addTextChangedListener(new TextWatcher() { @Override public void beforeTextChanged(CharSequence charSequence, int i, int i2, int i3) { } @Override public void onTextChanged(CharSequence charSequence, int i, int i2, int i3) { } @Override public void afterTextChanged(Editable editable) { mPage.getData().putString(RegistBasicPage.QQ_DATA_KEY, (editable != null) ? editable.toString() : null); mPage.notifyDataChanged(); } }); mPasswordView.addTextChangedListener(new TextWatcher() { @Override public void beforeTextChanged(CharSequence charSequence, int i, int i2, int i3) { } @Override public void onTextChanged(CharSequence charSequence, int i, int i2, int i3) { } @Override public void afterTextChanged(Editable editable) { mPage.getData().putString(RegistBasicPage.PASSWORD_DATA_KAY, (editable != null) ? editable.toString() : null); mPage.notifyDataChanged(); } }); mPasswordAgainView.addTextChangedListener(new TextWatcher() { @Override public void beforeTextChanged(CharSequence charSequence, int i, int i2, int i3) { } @Override public void onTextChanged(CharSequence charSequence, int i, int i2, int i3) { } @Override public void afterTextChanged(Editable editable) { mPage.getData().putString(RegistBasicPage.PASSWORD_AGAIN_DATA_KEY, (editable != null) ? editable.toString() : null); mPage.notifyDataChanged(); } }); } @Override public void setMenuVisibility(boolean menuVisible) { super.setMenuVisibility(menuVisible); // In a future update to the support library, this should override setUserVisibleHint // instead of setMenuVisibility. if (mStudentNumView != null) { InputMethodManager imm = (InputMethodManager) getActivity() .getSystemService(Context.INPUT_METHOD_SERVICE); if (!menuVisible) { imm.hideSoftInputFromWindow(getView().getWindowToken(), 0); } } } }