1 /*
2  * Copyright (C) 2016 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 
17 package com.android.dialer.callcomposer;
18 
19 import android.os.Bundle;
20 import android.support.annotation.Nullable;
21 import android.text.Editable;
22 import android.text.InputFilter;
23 import android.text.TextUtils;
24 import android.text.TextWatcher;
25 import android.view.KeyEvent;
26 import android.view.LayoutInflater;
27 import android.view.MotionEvent;
28 import android.view.View;
29 import android.view.View.OnClickListener;
30 import android.view.View.OnLongClickListener;
31 import android.view.View.OnTouchListener;
32 import android.view.ViewGroup;
33 import android.widget.EditText;
34 import android.widget.TextView;
35 import android.widget.TextView.OnEditorActionListener;
36 
37 /** Fragment used to compose call with message fragment. */
38 public class MessageComposerFragment extends CallComposerFragment
39     implements OnClickListener,
40         TextWatcher,
41         OnTouchListener,
42         OnLongClickListener,
43         OnEditorActionListener {
44   private static final String CHAR_LIMIT_KEY = "char_limit";
45 
46   public static final int NO_CHAR_LIMIT = -1;
47 
48   private EditText customMessage;
49   private boolean isLongClick = false;
50   private int charLimit;
51 
newInstance(int charLimit)52   public static MessageComposerFragment newInstance(int charLimit) {
53     MessageComposerFragment fragment = new MessageComposerFragment();
54     Bundle args = new Bundle();
55     args.putInt(CHAR_LIMIT_KEY, charLimit);
56     fragment.setArguments(args);
57     return fragment;
58   }
59 
60   @Nullable
getMessage()61   public String getMessage() {
62     return customMessage == null ? null : customMessage.getText().toString();
63   }
64 
65   @Nullable
66   @Override
onCreateView( LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)67   public View onCreateView(
68       LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
69     charLimit = getArguments().getInt(CHAR_LIMIT_KEY, NO_CHAR_LIMIT);
70 
71     View view = inflater.inflate(R.layout.fragment_message_composer, container, false);
72     TextView urgent = (TextView) view.findViewById(R.id.message_urgent);
73     customMessage = (EditText) view.findViewById(R.id.custom_message);
74 
75     urgent.setOnClickListener(this);
76     customMessage.setOnTouchListener(this);
77     customMessage.setOnLongClickListener(this);
78     customMessage.addTextChangedListener(this);
79     customMessage.setOnEditorActionListener(this);
80     if (charLimit != NO_CHAR_LIMIT) {
81       TextView remainingChar = (TextView) view.findViewById(R.id.remaining_characters);
82       remainingChar.setText("" + charLimit);
83       customMessage.setFilters(new InputFilter[] {new InputFilter.LengthFilter(charLimit)});
84       customMessage.addTextChangedListener(
85           new TextWatcher() {
86             @Override
87 
88             public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {}
89 
90             @Override
91             public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {}
92 
93             @Override
94             public void afterTextChanged(Editable editable) {
95               remainingChar.setText("" + (charLimit - editable.length()));
96             }
97           });
98     }
99     view.findViewById(R.id.message_chat).setOnClickListener(this);
100     view.findViewById(R.id.message_question).setOnClickListener(this);
101     return view;
102   }
103 
104   @Override
onClick(View view)105   public void onClick(View view) {
106     customMessage.setText(((TextView) view).getText());
107     customMessage.setSelection(customMessage.getText().length());
108   }
109 
110   @Override
beforeTextChanged(CharSequence s, int start, int count, int after)111   public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
112 
113   @Override
onTextChanged(CharSequence s, int start, int before, int count)114   public void onTextChanged(CharSequence s, int start, int before, int count) {}
115 
116   @Override
afterTextChanged(Editable s)117   public void afterTextChanged(Editable s) {
118     getListener().composeCall(this);
119   }
120 
121   /**
122    * EditTexts take two clicks to dispatch an onClick() event, so instead we add an onTouchListener
123    * to listen for them. The caveat to this is that it also requires listening for onLongClicks to
124    * distinguish whether a MotionEvent came from a click or a long click.
125    */
126   @Override
onTouch(View view, MotionEvent event)127   public boolean onTouch(View view, MotionEvent event) {
128     if (event.getAction() == MotionEvent.ACTION_UP) {
129       if (isLongClick) {
130         isLongClick = false;
131       } else {
132         getListener().showFullscreen(true);
133       }
134     }
135     view.performClick();
136     return false;
137   }
138 
139   @Override
onLongClick(View v)140   public boolean onLongClick(View v) {
141     isLongClick = true;
142     return false;
143   }
144 
145   @Override
shouldHide()146   public boolean shouldHide() {
147     return TextUtils.isEmpty(getMessage());
148   }
149 
150   @Override
clearComposer()151   public void clearComposer() {
152     customMessage.getText().clear();
153   }
154 
155   @Override
onEditorAction(TextView v, int actionId, KeyEvent event)156   public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
157     if (getMessage() == null) {
158       return false;
159     }
160     getListener().sendAndCall();
161     return true;
162   }
163 }
164