1/*
2 * Copyright (C) 2014 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.tv.settings.dialog.old;
18
19import android.app.Fragment;
20import android.os.Bundle;
21import android.text.Editable;
22import android.view.KeyEvent;
23import android.view.LayoutInflater;
24import android.view.View;
25import android.view.ViewGroup;
26import android.widget.EditText;
27import android.text.TextUtils;
28import android.widget.TextView;
29import android.text.TextWatcher;
30import android.text.method.PasswordTransformationMethod;
31
32import com.android.tv.settings.R;
33
34public class EditTextFragment extends Fragment
35        implements TextWatcher, TextView.OnEditorActionListener {
36
37    private static final String EXTRA_LAYOUT_RES_ID = "layout_res_id";
38    private static final String EXTRA_EDIT_TEXT_RES_ID = "edit_text_res_id";
39    private static final String EXTRA_DESC = "description";
40    private static final String EXTRA_INITIAL_TEXT = "initialText";
41    private static final String EXTRA_PASSWORD = "password";
42    private TextWatcher mTextWatcher = null;
43    private TextView.OnEditorActionListener mEditorActionListener = null;
44
45    public static EditTextFragment newInstance(int layoutResId, int editTextResId) {
46        EditTextFragment fragment = new EditTextFragment();
47        Bundle args = new Bundle();
48        if (layoutResId == 0 || editTextResId == 0) {
49            throw new IllegalArgumentException("resource id must be valid values");
50        }
51        args.putInt(EXTRA_LAYOUT_RES_ID, layoutResId);
52        args.putInt(EXTRA_EDIT_TEXT_RES_ID, editTextResId);
53        fragment.setArguments(args);
54        return fragment;
55    }
56
57    public static EditTextFragment newInstance(String description) {
58        return newInstance(description, null);
59    }
60
61    public static EditTextFragment newInstance(String description, String initialText) {
62        return newInstance(description, initialText, false);
63    }
64
65    public static EditTextFragment newInstance(String description, String initialText,
66            boolean password) {
67        EditTextFragment fragment = new EditTextFragment();
68        Bundle args = new Bundle();
69        args.putString(EXTRA_DESC, description);
70        args.putString(EXTRA_INITIAL_TEXT, initialText);
71        args.putBoolean(EXTRA_PASSWORD, password);
72        fragment.setArguments(args);
73        return fragment;
74
75    }
76
77    public void setTextWatcher(TextWatcher textWatcher) {
78        mTextWatcher = textWatcher;
79    }
80
81    public void setOnEditorActionListener(TextView.OnEditorActionListener listener) {
82        mEditorActionListener = listener;
83    }
84
85    @Override
86    public View onCreateView(LayoutInflater inflater, ViewGroup container,
87            Bundle savedInstanceState) {
88        View view = null;
89        EditText editText = null;
90        int layoutResId = getArguments().getInt(EXTRA_LAYOUT_RES_ID, R.layout.edittext_fragment);
91        int editTextResId = getArguments().getInt(EXTRA_EDIT_TEXT_RES_ID, R.id.edittext);
92
93        view = inflater.inflate(layoutResId, container, false);
94        editText = (EditText) view.findViewById(editTextResId);
95
96        String descString = getArguments().getString(EXTRA_DESC);
97        if (!TextUtils.isEmpty(descString)) {
98            TextView description = (TextView) view.findViewById(R.id.description);
99            if (description != null) {
100                description.setText(descString);
101                description.setVisibility(View.VISIBLE);
102            }
103        }
104
105        if (editText != null) {
106            editText.setOnEditorActionListener(this);
107            editText.addTextChangedListener(this);
108            editText.requestFocus();
109            String initialText = getArguments().getString(EXTRA_INITIAL_TEXT);
110            if(!TextUtils.isEmpty(initialText)) {
111                editText.setText(initialText);
112                editText.setSelection(initialText.length());
113            }
114            if (getArguments().getBoolean(EXTRA_PASSWORD, false)) {
115                editText.setTransformationMethod(PasswordTransformationMethod.getInstance());
116            }
117        }
118        return view;
119    }
120
121    @Override
122    public void afterTextChanged(Editable s) {
123        if (mTextWatcher != null) {
124            mTextWatcher.afterTextChanged(s);
125        }
126    }
127
128    @Override
129    public void beforeTextChanged(CharSequence s, int start, int count, int after) {
130        if (mTextWatcher != null) {
131            mTextWatcher.beforeTextChanged(s, start, count, after);
132        }
133    }
134
135    @Override
136    public void onTextChanged(CharSequence s, int start, int before, int count) {
137        if (mTextWatcher != null) {
138            mTextWatcher.onTextChanged(s, start, before, count);
139        }
140    }
141
142    @Override
143    public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
144        if (mEditorActionListener != null) {
145            return mEditorActionListener.onEditorAction(v, actionId, event);
146        } else {
147            return false;
148        }
149    }
150}
151