| 1 | // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | package org.chromium.content.browser.input; |
| 6 | |
| 7 | import android.app.AlertDialog; |
| 8 | import android.app.DatePickerDialog; |
| 9 | import android.app.TimePickerDialog; |
| 10 | import android.app.DatePickerDialog.OnDateSetListener; |
| 11 | import android.app.TimePickerDialog.OnTimeSetListener; |
| 12 | import android.content.Context; |
| 13 | import android.content.DialogInterface; |
| 14 | import android.content.DialogInterface.OnDismissListener; |
| 15 | import android.text.TextUtils; |
| 16 | import android.text.format.DateFormat; |
| 17 | import android.text.format.Time; |
| 18 | import android.widget.DatePicker; |
| 19 | import android.widget.TimePicker; |
| 20 | |
| 21 | import org.chromium.content.browser.input.DateTimePickerDialog.OnDateTimeSetListener; |
| 22 | import org.chromium.content.browser.input.MultiFieldTimePickerDialog.OnMultiFieldTimeSetListener; |
| 23 | import org.chromium.content.browser.input.TwoFieldDatePickerDialog; |
| 24 | import org.chromium.content.R; |
| 25 | |
| 26 | import java.text.ParseException; |
| 27 | import java.text.SimpleDateFormat; |
| 28 | import java.util.Calendar; |
| 29 | import java.util.Date; |
| 30 | |
| 31 | public class InputDialogContainer { |
| 32 | |
| 33 | interface InputActionDelegate { |
| 34 | void cancelDateTimeDialog(); |
| 35 | void replaceDateTime(int dialogType, |
| 36 | int year, int month, int day, int hour, int minute, int second, int milli, int week); |
| 37 | } |
| 38 | |
| 39 | // Default values used in Time representations of selected date/time before formatting. |
| 40 | // They are never displayed to the user. |
| 41 | private static final int YEAR_DEFAULT = 1970; |
| 42 | private static final int MONTH_DEFAULT = 0; |
| 43 | private static final int MONTHDAY_DEFAULT = 1; |
| 44 | private static final int HOUR_DEFAULT = 0; |
| 45 | private static final int MINUTE_DEFAULT = 0; |
| 46 | private static final int WEEK_DEFAULT = 0; |
| 47 | |
| 48 | // Date formats as accepted by Time.format. |
| 49 | private static final String HTML_DATE_FORMAT = "%Y-%m-%d"; |
| 50 | private static final String HTML_TIME_FORMAT = "%H:%M"; |
| 51 | // For datetime we always send selected time as UTC, as we have no timezone selector. |
| 52 | // This is consistent with other browsers. |
| 53 | private static final String HTML_DATE_TIME_FORMAT = "%Y-%m-%dT%H:%MZ"; |
| 54 | private static final String HTML_DATE_TIME_LOCAL_FORMAT = "%Y-%m-%dT%H:%M"; |
| 55 | private static final String HTML_MONTH_FORMAT = "%Y-%m"; |
| 56 | private static final String HTML_WEEK_FORMAT = "%Y-%w"; |
| 57 | |
| 58 | private static int sTextInputTypeDate; |
| 59 | private static int sTextInputTypeDateTime; |
| 60 | private static int sTextInputTypeDateTimeLocal; |
| 61 | private static int sTextInputTypeMonth; |
| 62 | private static int sTextInputTypeTime; |
| 63 | private static int sTextInputTypeWeek; |
| 64 | |
| 65 | private Context mContext; |
| 66 | |
| 67 | // Prevents sending two notifications (from onClick and from onDismiss) |
| 68 | private boolean mDialogAlreadyDismissed; |
| 69 | |
| 70 | private AlertDialog mDialog; |
| 71 | private InputActionDelegate mInputActionDelegate; |
| 72 | |
| 73 | static void initializeInputTypes(int textInputTypeDate, |
| 74 | int textInputTypeDateTime, int textInputTypeDateTimeLocal, |
| 75 | int textInputTypeMonth, int textInputTypeTime, |
| 76 | int textInputTypeWeek) { |
| 77 | sTextInputTypeDate = textInputTypeDate; |
| 78 | sTextInputTypeDateTime = textInputTypeDateTime; |
| 79 | sTextInputTypeDateTimeLocal = textInputTypeDateTimeLocal; |
| 80 | sTextInputTypeMonth = textInputTypeMonth; |
| 81 | sTextInputTypeTime = textInputTypeTime; |
| 82 | sTextInputTypeWeek = textInputTypeWeek; |
| 83 | } |
| 84 | |
| 85 | static boolean isDialogInputType(int type) { |
| 86 | return type == sTextInputTypeDate || type == sTextInputTypeTime |
| 87 | || type == sTextInputTypeDateTime || type == sTextInputTypeDateTimeLocal |
| 88 | || type == sTextInputTypeMonth || type == sTextInputTypeWeek; |
| 89 | } |
| 90 | |
| 91 | InputDialogContainer(Context context, InputActionDelegate inputActionDelegate) { |
| 92 | mContext = context; |
| 93 | mInputActionDelegate = inputActionDelegate; |
| 94 | } |
| 95 | |
| 96 | private Time normalizeTime(int year, int month, int monthDay, |
| 97 | int hour, int minute, int second) { |
| 98 | Time result = new Time(); |
| 99 | if (year == 0 && month == 0 && monthDay == 0 && hour == 0 && |
| 100 | minute == 0 && second == 0) { |
| 101 | Calendar cal = Calendar.getInstance(); |
| 102 | result.set(cal.get(Calendar.SECOND), cal.get(Calendar.MINUTE), |
| 103 | cal.get(Calendar.HOUR_OF_DAY), cal.get(Calendar.DATE), |
| 104 | cal.get(Calendar.MONTH), cal.get(Calendar.YEAR)); |
| 105 | } else { |
| 106 | result.set(second, minute, hour, monthDay, month, year); |
| 107 | } |
| 108 | return result; |
| 109 | } |
| 110 | |
| 111 | void showDialog(final int dialogType, int year, int month, int monthDay, |
| 112 | int hour, int minute, int second, int milli, int week, |
| 113 | double min, double max, double step) { |
| 114 | if (isDialogShowing()) mDialog.dismiss(); |
| 115 | |
| 116 | // Java Date dialogs like longs but Blink prefers doubles.. |
| 117 | // Both parameters mean different things depending on the type |
| 118 | // For input type=month min and max come as number on months since 1970 |
| 119 | // For other types (including type=time) they are just milliseconds since 1970 |
| 120 | // In any case the cast here is safe given the above restrictions. |
| 121 | long minTime = (long) min; |
| 122 | long maxTime = (long) max; |
| 123 | int stepTime = (int) step; |
| 124 | |
| 125 | if (milli > 1000) { |
| 126 | second += milli / 1000; |
| 127 | milli %= 1000; |
| 128 | } |
| 129 | Time time = normalizeTime(year, month, monthDay, hour, minute, second); |
| 130 | if (dialogType == sTextInputTypeDate) { |
| 131 | DatePickerDialog dialog = new DatePickerDialog(mContext, |
| 132 | new DateListener(dialogType), time.year, time.month, time.monthDay); |
| 133 | DateDialogNormalizer.normalize(dialog.getDatePicker(), dialog, |
| 134 | time.year, time.month, time.monthDay, 0, 0, minTime, maxTime); |
| 135 | |
| 136 | dialog.setTitle(mContext.getText(R.string.date_picker_dialog_title)); |
| 137 | mDialog = dialog; |
| 138 | } else if (dialogType == sTextInputTypeTime) { |
| 139 | mDialog = new MultiFieldTimePickerDialog( |
| 140 | mContext, 0 /* theme */ , |
| 141 | time.hour, time.minute, time.second, milli, |
| 142 | (int) minTime, (int) maxTime, stepTime, |
| 143 | DateFormat.is24HourFormat(mContext), |
| 144 | new FullTimeListener(dialogType)); |
| 145 | } else if (dialogType == sTextInputTypeDateTime || |
| 146 | dialogType == sTextInputTypeDateTimeLocal) { |
| 147 | mDialog = new DateTimePickerDialog(mContext, |
| 148 | new DateTimeListener(dialogType), |
| 149 | time.year, time.month, time.monthDay, |
| 150 | time.hour, time.minute, DateFormat.is24HourFormat(mContext), |
| 151 | minTime, maxTime); |
| 152 | } else if (dialogType == sTextInputTypeMonth) { |
| 153 | mDialog = new MonthPickerDialog(mContext, new MonthOrWeekListener(dialogType), |
| 154 | time.year, time.month, minTime, maxTime); |
| 155 | } else if (dialogType == sTextInputTypeWeek) { |
| 156 | if (week == 0) { |
| 157 | Calendar cal = Calendar.getInstance(); |
| 158 | year = WeekPicker.getISOWeekYearForDate(cal); |
| 159 | week = WeekPicker.getWeekForDate(cal); |
| 160 | } |
| 161 | mDialog = new WeekPickerDialog(mContext, new MonthOrWeekListener(dialogType), |
| 162 | year, week, minTime, maxTime); |
| 163 | } |
| 164 | |
| 165 | mDialog.setButton(DialogInterface.BUTTON_POSITIVE, |
| 166 | mContext.getText(R.string.date_picker_dialog_set), |
| 167 | (DialogInterface.OnClickListener) mDialog); |
| 168 | |
| 169 | mDialog.setButton(DialogInterface.BUTTON_NEGATIVE, |
| 170 | mContext.getText(android.R.string.cancel), |
| 171 | new DialogInterface.OnClickListener() { |
| 172 | @Override |
| 173 | public void onClick(DialogInterface dialog, int which) { |
| 174 | mDialogAlreadyDismissed = true; |
| 175 | mInputActionDelegate.cancelDateTimeDialog(); |
| 176 | } |
| 177 | }); |
| 178 | |
| 179 | mDialog.setButton(DialogInterface.BUTTON_NEUTRAL, |
| 180 | mContext.getText(R.string.date_picker_dialog_clear), |
| 181 | new DialogInterface.OnClickListener() { |
| 182 | @Override |
| 183 | public void onClick(DialogInterface dialog, int which) { |
| 184 | mDialogAlreadyDismissed = true; |
| 185 | mInputActionDelegate.replaceDateTime(dialogType, 0, 0, 0, 0, 0, 0, 0, 0); |
| 186 | } |
| 187 | }); |
| 188 | |
| 189 | mDialogAlreadyDismissed = false; |
| 190 | mDialog.show(); |
| 191 | } |
| 192 | |
| 193 | boolean isDialogShowing() { |
| 194 | return mDialog != null && mDialog.isShowing(); |
| 195 | } |
| 196 | |
| 197 | void dismissDialog() { |
| 198 | if (isDialogShowing()) mDialog.dismiss(); |
| 199 | } |
| 200 | |
| 201 | private class DateListener implements OnDateSetListener { |
| 202 | private final int mDialogType; |
| 203 | |
| 204 | DateListener(int dialogType) { |
| 205 | mDialogType = dialogType; |
| 206 | } |
| 207 | |
| 208 | @Override |
| 209 | public void onDateSet(DatePicker view, int year, int month, int monthDay) { |
| 210 | if (!mDialogAlreadyDismissed) { |
| 211 | setFieldDateTimeValue(mDialogType, |
| 212 | year, month, monthDay, |
| 213 | HOUR_DEFAULT, MINUTE_DEFAULT, WEEK_DEFAULT, |
| 214 | HTML_DATE_FORMAT); |
| 215 | } |
| 216 | } |
| 217 | } |
| 218 | |
| 219 | private class TimeListener implements OnTimeSetListener { |
| 220 | private final int mDialogType; |
| 221 | |
| 222 | TimeListener(int dialogType) { |
| 223 | mDialogType = dialogType; |
| 224 | } |
| 225 | |
| 226 | @Override |
| 227 | public void onTimeSet(TimePicker view, int hourOfDay, int minute) { |
| 228 | if (!mDialogAlreadyDismissed) { |
| 229 | setFieldDateTimeValue(mDialogType, |
| 230 | YEAR_DEFAULT, MONTH_DEFAULT, MONTHDAY_DEFAULT, |
| 231 | hourOfDay, minute, WEEK_DEFAULT, HTML_TIME_FORMAT); |
| 232 | } |
| 233 | } |
| 234 | } |
| 235 | |
| 236 | private class FullTimeListener implements OnMultiFieldTimeSetListener { |
| 237 | private final int mDialogType; |
| 238 | FullTimeListener(int dialogType) { |
| 239 | mDialogType = dialogType; |
| 240 | } |
| 241 | |
| 242 | @Override |
| 243 | public void onTimeSet(int hourOfDay, int minute, int second, int milli) { |
| 244 | if (!mDialogAlreadyDismissed) { |
| 245 | setFieldDateTimeValue(mDialogType, |
| 246 | YEAR_DEFAULT, MONTH_DEFAULT, MONTHDAY_DEFAULT, |
| 247 | hourOfDay, minute, second, milli, WEEK_DEFAULT, HTML_TIME_FORMAT); |
| 248 | } |
| 249 | } |
| 250 | } |
| 251 | |
| 252 | private class DateTimeListener implements OnDateTimeSetListener { |
| 253 | private final boolean mLocal; |
| 254 | private final int mDialogType; |
| 255 | |
| 256 | public DateTimeListener(int dialogType) { |
| 257 | mLocal = dialogType == sTextInputTypeDateTimeLocal; |
| 258 | mDialogType = dialogType; |
| 259 | } |
| 260 | |
| 261 | @Override |
| 262 | public void onDateTimeSet(DatePicker dateView, TimePicker timeView, |
| 263 | int year, int month, int monthDay, |
| 264 | int hourOfDay, int minute) { |
| 265 | if (!mDialogAlreadyDismissed) { |
| 266 | setFieldDateTimeValue(mDialogType, year, month, monthDay, |
| 267 | hourOfDay, minute, WEEK_DEFAULT, |
| 268 | mLocal ? HTML_DATE_TIME_LOCAL_FORMAT : HTML_DATE_TIME_FORMAT); |
| 269 | } |
| 270 | } |
| 271 | } |
| 272 | |
| 273 | private class MonthOrWeekListener implements TwoFieldDatePickerDialog.OnValueSetListener { |
| 274 | private final int mDialogType; |
| 275 | |
| 276 | MonthOrWeekListener(int dialogType) { |
| 277 | mDialogType = dialogType; |
| 278 | } |
| 279 | |
| 280 | @Override |
| 281 | public void onValueSet(int year, int positionInYear) { |
| 282 | if (!mDialogAlreadyDismissed) { |
| 283 | if (mDialogType == sTextInputTypeMonth) { |
| 284 | setFieldDateTimeValue(mDialogType, year, positionInYear, MONTHDAY_DEFAULT, |
| 285 | HOUR_DEFAULT, MINUTE_DEFAULT, WEEK_DEFAULT, |
| 286 | HTML_MONTH_FORMAT); |
| 287 | } else { |
| 288 | setFieldDateTimeValue(mDialogType, year, MONTH_DEFAULT, MONTHDAY_DEFAULT, |
| 289 | HOUR_DEFAULT, MINUTE_DEFAULT, positionInYear, HTML_WEEK_FORMAT); |
| 290 | } |
| 291 | } |
| 292 | } |
| 293 | } |
| 294 | |
| 295 | private void setFieldDateTimeValue(int dialogType, |
| 296 | int year, int month, int monthDay, int hourOfDay, |
| 297 | int minute, int week, String dateFormat) { |
| 298 | // Prevents more than one callback being sent to the native |
| 299 | // side when the dialog triggers multiple events. |
| 300 | mDialogAlreadyDismissed = true; |
| 301 | |
| 302 | mInputActionDelegate.replaceDateTime(dialogType, |
| 303 | year, month, monthDay, hourOfDay, minute, 0 /* second */, 0 /* milli */, week); |
| 304 | } |
| 305 | |
| 306 | private void setFieldDateTimeValue(int dialogType, |
| 307 | int year, int month, int monthDay, int hourOfDay, |
| 308 | int minute, int second, int milli, int week, String dateFormat) { |
| 309 | // Prevents more than one callback being sent to the native |
| 310 | // side when the dialog triggers multiple events. |
| 311 | mDialogAlreadyDismissed = true; |
| 312 | |
| 313 | mInputActionDelegate.replaceDateTime( |
| 314 | dialogType, year, month, monthDay, hourOfDay, minute, second, milli, week); |
| 315 | } |
| 316 | } |