286 lines
10 KiB
Java

/*
* Copyright (C) 2020 The Android Open Source Project
*
* 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.google.android.material.timepicker;
import com.google.android.material.R;
import static android.view.View.GONE;
import static com.google.android.material.timepicker.TimeFormat.CLOCK_12H;
import static java.util.Calendar.AM;
import static java.util.Calendar.HOUR;
import static java.util.Calendar.MINUTE;
import static java.util.Calendar.PM;
import android.content.Context;
import android.content.res.Resources;
import android.graphics.PorterDuff;
import android.graphics.drawable.Drawable;
import android.os.Build.VERSION;
import android.os.Build.VERSION_CODES;
import androidx.appcompat.content.res.AppCompatResources;
import android.text.Editable;
import android.text.TextUtils;
import android.text.TextWatcher;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.TextView;
import androidx.annotation.ColorInt;
import androidx.core.view.accessibility.AccessibilityNodeInfoCompat;
import com.google.android.material.button.MaterialButtonToggleGroup;
import com.google.android.material.color.MaterialColors;
import com.google.android.material.internal.TextWatcherAdapter;
import com.google.android.material.internal.ViewUtils;
import com.google.android.material.timepicker.TimePickerView.OnSelectionChange;
import java.lang.reflect.Field;
import java.util.Locale;
class TimePickerTextInputPresenter implements OnSelectionChange, TimePickerPresenter {
private final LinearLayout timePickerView;
private final TimeModel time;
private final TextWatcher minuteTextWatcher =
new TextWatcherAdapter() {
@Override
public void afterTextChanged(Editable s) {
try {
if (TextUtils.isEmpty(s)) {
time.setMinute(0);
return;
}
int minute = Integer.parseInt(s.toString());
time.setMinute(minute);
} catch (NumberFormatException ok) {
// ignore invalid input
}
}
};
private final TextWatcher hourTextWatcher =
new TextWatcherAdapter() {
@Override
public void afterTextChanged(Editable s) {
try {
if (TextUtils.isEmpty(s)) {
time.setHour(0);
return;
}
int hour = Integer.parseInt(s.toString());
time.setHour(hour);
} catch (NumberFormatException ok) {
// ignore invalid input
}
}
};
private final ChipTextInputComboView minuteTextInput;
private final ChipTextInputComboView hourTextInput;
private final TimePickerTextInputKeyController controller;
private final EditText hourEditText;
private final EditText minuteEditText;
private MaterialButtonToggleGroup toggle;
public TimePickerTextInputPresenter(final LinearLayout timePickerView, final TimeModel time) {
this.timePickerView = timePickerView;
this.time = time;
Resources res = timePickerView.getResources();
minuteTextInput = timePickerView.findViewById(R.id.material_minute_text_input);
hourTextInput = timePickerView.findViewById(R.id.material_hour_text_input);
TextView minuteLabel = minuteTextInput.findViewById(R.id.material_label);
TextView hourLabel = hourTextInput.findViewById(R.id.material_label);
minuteLabel.setText(res.getString(R.string.material_timepicker_minute));
hourLabel.setText(res.getString(R.string.material_timepicker_hour));
minuteTextInput.setTag(R.id.selection_type, MINUTE);
hourTextInput.setTag(R.id.selection_type, HOUR);
if (time.format == CLOCK_12H) {
setupPeriodToggle();
}
OnClickListener onClickListener =
new OnClickListener() {
@Override
public void onClick(View v) {
onSelectionChanged((int) v.getTag(R.id.selection_type));
}
};
hourTextInput.setOnClickListener(onClickListener);
minuteTextInput.setOnClickListener(onClickListener);
hourTextInput.addInputFilter(time.getHourInputValidator());
minuteTextInput.addInputFilter(time.getMinuteInputValidator());
hourEditText = hourTextInput.getTextInput().getEditText();
minuteEditText = minuteTextInput.getTextInput().getEditText();
if (VERSION.SDK_INT < VERSION_CODES.LOLLIPOP) {
// Our XML drawable is not colored for pre-lollipop, set color programmatically.
int primaryColor = MaterialColors.getColor(timePickerView, R.attr.colorPrimary);
setCursorDrawableColor(hourEditText, primaryColor);
setCursorDrawableColor(minuteEditText, primaryColor);
}
controller = new TimePickerTextInputKeyController(hourTextInput, minuteTextInput, time);
hourTextInput.setChipDelegate(
new ClickActionDelegate(timePickerView.getContext(), R.string.material_hour_selection) {
@Override
public void onInitializeAccessibilityNodeInfo(
View host, AccessibilityNodeInfoCompat info) {
super.onInitializeAccessibilityNodeInfo(host, info);
info.setContentDescription(
host.getResources()
.getString(
time.getHourContentDescriptionResId(),
String.valueOf(time.getHourForDisplay())));
}
});
minuteTextInput.setChipDelegate(
new ClickActionDelegate(timePickerView.getContext(), R.string.material_minute_selection) {
@Override
public void onInitializeAccessibilityNodeInfo(
View host, AccessibilityNodeInfoCompat info) {
super.onInitializeAccessibilityNodeInfo(host, info);
info.setContentDescription(
host.getResources()
.getString(R.string.material_minute_suffix, String.valueOf(time.minute)));
}
});
initialize();
}
@Override
public void initialize() {
addTextWatchers();
setTime(time);
controller.bind();
}
private void addTextWatchers() {
hourEditText.addTextChangedListener(hourTextWatcher);
minuteEditText.addTextChangedListener(minuteTextWatcher);
}
private void removeTextWatchers() {
hourEditText.removeTextChangedListener(hourTextWatcher);
minuteEditText.removeTextChangedListener(minuteTextWatcher);
}
private void setTime(TimeModel time) {
removeTextWatchers();
Locale current = timePickerView.getResources().getConfiguration().locale;
String minuteFormatted = String.format(current, "%02d", time.minute);
String hourFormatted = String.format(current, "%02d", time.getHourForDisplay());
minuteTextInput.setText(minuteFormatted);
hourTextInput.setText(hourFormatted);
addTextWatchers();
updateSelection();
}
private void setupPeriodToggle() {
toggle = timePickerView.findViewById(R.id.material_clock_period_toggle);
toggle.addOnButtonCheckedListener((group, checkedId, isChecked) -> {
if (!isChecked) {
return;
}
int period = checkedId == R.id.material_clock_period_pm_button ? PM : AM;
time.setPeriod(period);
});
toggle.setVisibility(View.VISIBLE);
updateSelection();
}
private void updateSelection() {
if (toggle == null) {
return;
}
toggle.check(
time.period == AM
? R.id.material_clock_period_am_button
: R.id.material_clock_period_pm_button);
}
@Override
public void onSelectionChanged(int selection) {
time.selection = selection;
minuteTextInput.setChecked(selection == MINUTE);
hourTextInput.setChecked(selection == HOUR);
updateSelection();
}
@Override
public void show() {
timePickerView.setVisibility(View.VISIBLE);
onSelectionChanged(time.selection);
}
@Override
public void hide() {
View currentFocus = timePickerView.getFocusedChild();
if (currentFocus != null) {
ViewUtils.hideKeyboard(currentFocus, /* useWindowInsetsController= */ false);
}
timePickerView.setVisibility(GONE);
}
@Override
public void invalidate() {
setTime(time);
}
/*
* android:textColorDrawable doesn't have an app compat version to be able to use theme attributes
* for colors. We have to apply a color filter manually. This method is only meant to be used
* before API 21.
*/
private static void setCursorDrawableColor(EditText view, @ColorInt int color) {
try {
Context context = view.getContext();
Field cursorDrawableResField = TextView.class.getDeclaredField("mCursorDrawableRes");
cursorDrawableResField.setAccessible(true);
int cursorDrawableResId = cursorDrawableResField.getInt(view);
Field editorField = TextView.class.getDeclaredField("mEditor");
editorField.setAccessible(true);
Object editor = editorField.get(view);
Class<?> clazz = editor.getClass();
Field cursorDrawableField = clazz.getDeclaredField("mCursorDrawable");
cursorDrawableField.setAccessible(true);
Drawable drawable = AppCompatResources.getDrawable(context, cursorDrawableResId);
drawable.setColorFilter(color, PorterDuff.Mode.SRC_IN);
Drawable[] drawables = {drawable, drawable};
cursorDrawableField.set(editor, drawables);
} catch (Throwable ignored) {
// ignore use the drawable default color (black).
}
}
public void resetChecked() {
minuteTextInput.setChecked(time.selection == MINUTE);
hourTextInput.setChecked(time.selection == HOUR);
}
public void clearCheck() {
minuteTextInput.setChecked(false);
hourTextInput.setChecked(false);
}
}