Aurimas Liutikas | ab14d82 | 2017-01-24 17:46:10 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2017 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 android.widget; |
| 18 | |
| 19 | import android.content.Context; |
Roozbeh Pournader | f3cda89 | 2017-07-13 15:19:45 -0700 | [diff] [blame] | 20 | import android.os.LocaleList; |
Aurimas Liutikas | ab14d82 | 2017-01-24 17:46:10 -0800 | [diff] [blame] | 21 | import android.text.Editable; |
| 22 | import android.text.InputFilter; |
David Ogutu | 07b2bb7 | 2018-03-15 11:36:30 -0400 | [diff] [blame] | 23 | import android.text.TextUtils; |
Aurimas Liutikas | ab14d82 | 2017-01-24 17:46:10 -0800 | [diff] [blame] | 24 | import android.text.TextWatcher; |
| 25 | import android.util.AttributeSet; |
| 26 | import android.util.MathUtils; |
| 27 | import android.view.View; |
David Ogutu | b875238 | 2018-03-15 11:36:30 -0400 | [diff] [blame] | 28 | import android.view.accessibility.AccessibilityManager; |
Aurimas Liutikas | ab14d82 | 2017-01-24 17:46:10 -0800 | [diff] [blame] | 29 | |
| 30 | import com.android.internal.R; |
| 31 | |
| 32 | /** |
| 33 | * View to show text input based time picker with hour and minute fields and an optional AM/PM |
| 34 | * spinner. |
| 35 | * |
| 36 | * @hide |
| 37 | */ |
| 38 | public class TextInputTimePickerView extends RelativeLayout { |
| 39 | public static final int HOURS = 0; |
| 40 | public static final int MINUTES = 1; |
| 41 | public static final int AMPM = 2; |
| 42 | |
| 43 | private static final int AM = 0; |
| 44 | private static final int PM = 1; |
| 45 | |
| 46 | private final EditText mHourEditText; |
| 47 | private final EditText mMinuteEditText; |
| 48 | private final TextView mInputSeparatorView; |
| 49 | private final Spinner mAmPmSpinner; |
| 50 | private final TextView mErrorLabel; |
| 51 | private final TextView mHourLabel; |
| 52 | private final TextView mMinuteLabel; |
| 53 | |
| 54 | private boolean mIs24Hour; |
| 55 | private boolean mHourFormatStartsAtZero; |
| 56 | private OnValueTypedListener mListener; |
| 57 | |
| 58 | private boolean mErrorShowing; |
David Ogutu | 07b2bb7 | 2018-03-15 11:36:30 -0400 | [diff] [blame] | 59 | private boolean mTimeSet; |
Aurimas Liutikas | ab14d82 | 2017-01-24 17:46:10 -0800 | [diff] [blame] | 60 | |
| 61 | interface OnValueTypedListener { |
| 62 | void onValueChanged(int inputType, int newValue); |
| 63 | } |
| 64 | |
| 65 | public TextInputTimePickerView(Context context) { |
| 66 | this(context, null); |
| 67 | } |
| 68 | |
| 69 | public TextInputTimePickerView(Context context, AttributeSet attrs) { |
| 70 | this(context, attrs, 0); |
| 71 | } |
| 72 | |
| 73 | public TextInputTimePickerView(Context context, AttributeSet attrs, int defStyle) { |
| 74 | this(context, attrs, defStyle, 0); |
| 75 | } |
| 76 | |
| 77 | public TextInputTimePickerView(Context context, AttributeSet attrs, int defStyle, |
| 78 | int defStyleRes) { |
| 79 | super(context, attrs, defStyle, defStyleRes); |
| 80 | |
| 81 | inflate(context, R.layout.time_picker_text_input_material, this); |
| 82 | |
Alan Viverette | 51efddb | 2017-04-05 10:00:01 -0400 | [diff] [blame] | 83 | mHourEditText = findViewById(R.id.input_hour); |
| 84 | mMinuteEditText = findViewById(R.id.input_minute); |
| 85 | mInputSeparatorView = findViewById(R.id.input_separator); |
| 86 | mErrorLabel = findViewById(R.id.label_error); |
| 87 | mHourLabel = findViewById(R.id.label_hour); |
| 88 | mMinuteLabel = findViewById(R.id.label_minute); |
Aurimas Liutikas | ab14d82 | 2017-01-24 17:46:10 -0800 | [diff] [blame] | 89 | |
| 90 | mHourEditText.addTextChangedListener(new TextWatcher() { |
| 91 | @Override |
| 92 | public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {} |
| 93 | |
| 94 | @Override |
| 95 | public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {} |
| 96 | |
| 97 | @Override |
| 98 | public void afterTextChanged(Editable editable) { |
David Ogutu | b875238 | 2018-03-15 11:36:30 -0400 | [diff] [blame] | 99 | if (parseAndSetHourInternal(editable.toString()) && editable.length() > 1) { |
| 100 | AccessibilityManager am = (AccessibilityManager) context.getSystemService( |
| 101 | context.ACCESSIBILITY_SERVICE); |
| 102 | if (!am.isEnabled()) { |
| 103 | mMinuteEditText.requestFocus(); |
| 104 | } |
| 105 | } |
Aurimas Liutikas | ab14d82 | 2017-01-24 17:46:10 -0800 | [diff] [blame] | 106 | } |
| 107 | }); |
| 108 | |
| 109 | mMinuteEditText.addTextChangedListener(new TextWatcher() { |
| 110 | @Override |
| 111 | public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {} |
| 112 | |
| 113 | @Override |
| 114 | public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {} |
| 115 | |
| 116 | @Override |
| 117 | public void afterTextChanged(Editable editable) { |
| 118 | parseAndSetMinuteInternal(editable.toString()); |
| 119 | } |
| 120 | }); |
| 121 | |
Alan Viverette | 51efddb | 2017-04-05 10:00:01 -0400 | [diff] [blame] | 122 | mAmPmSpinner = findViewById(R.id.am_pm_spinner); |
Aurimas Liutikas | ab14d82 | 2017-01-24 17:46:10 -0800 | [diff] [blame] | 123 | final String[] amPmStrings = TimePicker.getAmPmStrings(context); |
| 124 | ArrayAdapter<CharSequence> adapter = |
| 125 | new ArrayAdapter<CharSequence>(context, R.layout.simple_spinner_dropdown_item); |
| 126 | adapter.add(TimePickerClockDelegate.obtainVerbatim(amPmStrings[0])); |
| 127 | adapter.add(TimePickerClockDelegate.obtainVerbatim(amPmStrings[1])); |
| 128 | mAmPmSpinner.setAdapter(adapter); |
| 129 | mAmPmSpinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() { |
| 130 | @Override |
| 131 | public void onItemSelected(AdapterView<?> adapterView, View view, int position, |
| 132 | long id) { |
| 133 | if (position == 0) { |
| 134 | mListener.onValueChanged(AMPM, AM); |
| 135 | } else { |
| 136 | mListener.onValueChanged(AMPM, PM); |
| 137 | } |
| 138 | } |
| 139 | |
| 140 | @Override |
| 141 | public void onNothingSelected(AdapterView<?> adapterView) {} |
| 142 | }); |
| 143 | } |
| 144 | |
| 145 | void setListener(OnValueTypedListener listener) { |
| 146 | mListener = listener; |
| 147 | } |
| 148 | |
| 149 | void setHourFormat(int maxCharLength) { |
| 150 | mHourEditText.setFilters(new InputFilter[] { |
| 151 | new InputFilter.LengthFilter(maxCharLength)}); |
| 152 | mMinuteEditText.setFilters(new InputFilter[] { |
| 153 | new InputFilter.LengthFilter(maxCharLength)}); |
Roozbeh Pournader | f3cda89 | 2017-07-13 15:19:45 -0700 | [diff] [blame] | 154 | final LocaleList locales = mContext.getResources().getConfiguration().getLocales(); |
| 155 | mHourEditText.setImeHintLocales(locales); |
| 156 | mMinuteEditText.setImeHintLocales(locales); |
Aurimas Liutikas | ab14d82 | 2017-01-24 17:46:10 -0800 | [diff] [blame] | 157 | } |
| 158 | |
| 159 | boolean validateInput() { |
David Ogutu | 07b2bb7 | 2018-03-15 11:36:30 -0400 | [diff] [blame] | 160 | final String hourText = TextUtils.isEmpty(mHourEditText.getText()) |
| 161 | ? mHourEditText.getHint().toString() |
| 162 | : mHourEditText.getText().toString(); |
| 163 | final String minuteText = TextUtils.isEmpty(mMinuteEditText.getText()) |
| 164 | ? mMinuteEditText.getHint().toString() |
| 165 | : mMinuteEditText.getText().toString(); |
| 166 | |
| 167 | final boolean inputValid = parseAndSetHourInternal(hourText) |
| 168 | && parseAndSetMinuteInternal(minuteText); |
Aurimas Liutikas | ab14d82 | 2017-01-24 17:46:10 -0800 | [diff] [blame] | 169 | setError(!inputValid); |
| 170 | return inputValid; |
| 171 | } |
| 172 | |
| 173 | void updateSeparator(String separatorText) { |
| 174 | mInputSeparatorView.setText(separatorText); |
| 175 | } |
| 176 | |
| 177 | private void setError(boolean enabled) { |
| 178 | mErrorShowing = enabled; |
| 179 | |
| 180 | mErrorLabel.setVisibility(enabled ? View.VISIBLE : View.INVISIBLE); |
| 181 | mHourLabel.setVisibility(enabled ? View.INVISIBLE : View.VISIBLE); |
| 182 | mMinuteLabel.setVisibility(enabled ? View.INVISIBLE : View.VISIBLE); |
| 183 | } |
| 184 | |
David Ogutu | 07b2bb7 | 2018-03-15 11:36:30 -0400 | [diff] [blame] | 185 | private void setTimeSet(boolean timeSet) { |
| 186 | mTimeSet = mTimeSet || timeSet; |
| 187 | } |
| 188 | |
| 189 | private boolean isTimeSet() { |
| 190 | return mTimeSet; |
| 191 | } |
| 192 | |
Aurimas Liutikas | ab14d82 | 2017-01-24 17:46:10 -0800 | [diff] [blame] | 193 | /** |
| 194 | * Computes the display value and updates the text of the view. |
| 195 | * <p> |
| 196 | * This method should be called whenever the current value or display |
| 197 | * properties (leading zeroes, max digits) change. |
| 198 | */ |
| 199 | void updateTextInputValues(int localizedHour, int minute, int amOrPm, boolean is24Hour, |
| 200 | boolean hourFormatStartsAtZero) { |
David Ogutu | 93ac6d0 | 2018-02-05 17:08:11 -0500 | [diff] [blame] | 201 | final String hourFormat = "%d"; |
| 202 | final String minuteFormat = "%02d"; |
Aurimas Liutikas | ab14d82 | 2017-01-24 17:46:10 -0800 | [diff] [blame] | 203 | |
| 204 | mIs24Hour = is24Hour; |
| 205 | mHourFormatStartsAtZero = hourFormatStartsAtZero; |
| 206 | |
| 207 | mAmPmSpinner.setVisibility(is24Hour ? View.INVISIBLE : View.VISIBLE); |
| 208 | |
Aurimas Liutikas | ab14d82 | 2017-01-24 17:46:10 -0800 | [diff] [blame] | 209 | if (amOrPm == AM) { |
| 210 | mAmPmSpinner.setSelection(0); |
| 211 | } else { |
| 212 | mAmPmSpinner.setSelection(1); |
| 213 | } |
| 214 | |
David Ogutu | 07b2bb7 | 2018-03-15 11:36:30 -0400 | [diff] [blame] | 215 | if (isTimeSet()) { |
| 216 | mHourEditText.setText(String.format(hourFormat, localizedHour)); |
| 217 | mMinuteEditText.setText(String.format(minuteFormat, minute)); |
| 218 | } else { |
| 219 | mHourEditText.setHint(String.format(hourFormat, localizedHour)); |
| 220 | mMinuteEditText.setHint(String.format(minuteFormat, minute)); |
| 221 | } |
| 222 | |
Aurimas Liutikas | c51c5f2 | 2017-02-22 16:56:43 -0800 | [diff] [blame] | 223 | |
Aurimas Liutikas | ab14d82 | 2017-01-24 17:46:10 -0800 | [diff] [blame] | 224 | if (mErrorShowing) { |
| 225 | validateInput(); |
| 226 | } |
| 227 | } |
| 228 | |
| 229 | private boolean parseAndSetHourInternal(String input) { |
| 230 | try { |
| 231 | final int hour = Integer.parseInt(input); |
| 232 | if (!isValidLocalizedHour(hour)) { |
| 233 | final int minHour = mHourFormatStartsAtZero ? 0 : 1; |
| 234 | final int maxHour = mIs24Hour ? 23 : 11 + minHour; |
| 235 | mListener.onValueChanged(HOURS, getHourOfDayFromLocalizedHour( |
| 236 | MathUtils.constrain(hour, minHour, maxHour))); |
| 237 | return false; |
| 238 | } |
| 239 | mListener.onValueChanged(HOURS, getHourOfDayFromLocalizedHour(hour)); |
David Ogutu | 07b2bb7 | 2018-03-15 11:36:30 -0400 | [diff] [blame] | 240 | setTimeSet(true); |
Aurimas Liutikas | ab14d82 | 2017-01-24 17:46:10 -0800 | [diff] [blame] | 241 | return true; |
| 242 | } catch (NumberFormatException e) { |
| 243 | // Do nothing since we cannot parse the input. |
| 244 | return false; |
| 245 | } |
| 246 | } |
| 247 | |
| 248 | private boolean parseAndSetMinuteInternal(String input) { |
| 249 | try { |
| 250 | final int minutes = Integer.parseInt(input); |
| 251 | if (minutes < 0 || minutes > 59) { |
| 252 | mListener.onValueChanged(MINUTES, MathUtils.constrain(minutes, 0, 59)); |
| 253 | return false; |
| 254 | } |
| 255 | mListener.onValueChanged(MINUTES, minutes); |
David Ogutu | 07b2bb7 | 2018-03-15 11:36:30 -0400 | [diff] [blame] | 256 | setTimeSet(true); |
Aurimas Liutikas | ab14d82 | 2017-01-24 17:46:10 -0800 | [diff] [blame] | 257 | return true; |
| 258 | } catch (NumberFormatException e) { |
| 259 | // Do nothing since we cannot parse the input. |
| 260 | return false; |
| 261 | } |
| 262 | } |
| 263 | |
| 264 | private boolean isValidLocalizedHour(int localizedHour) { |
| 265 | final int minHour = mHourFormatStartsAtZero ? 0 : 1; |
| 266 | final int maxHour = (mIs24Hour ? 23 : 11) + minHour; |
| 267 | return localizedHour >= minHour && localizedHour <= maxHour; |
| 268 | } |
| 269 | |
| 270 | private int getHourOfDayFromLocalizedHour(int localizedHour) { |
| 271 | int hourOfDay = localizedHour; |
| 272 | if (mIs24Hour) { |
| 273 | if (!mHourFormatStartsAtZero && localizedHour == 24) { |
| 274 | hourOfDay = 0; |
| 275 | } |
| 276 | } else { |
| 277 | if (!mHourFormatStartsAtZero && localizedHour == 12) { |
| 278 | hourOfDay = 0; |
| 279 | } |
| 280 | if (mAmPmSpinner.getSelectedItemPosition() == 1) { |
| 281 | hourOfDay += 12; |
| 282 | } |
| 283 | } |
| 284 | return hourOfDay; |
| 285 | } |
| 286 | } |