Implement Material-style delegate for CalendarView

BUG: 18266649
Change-Id: Ifd749328754b82dc43259ca7dadb472e449bdfff

1 files changed, 260 insertions, 0 deletions

diff --git a/core/java/android/widget/CalendarViewMaterialDelegate.java b/core/java/android/widget/CalendarViewMaterialDelegate.java
new file mode 100644
index 0000000..b0f3740
--- /dev/null
+++ b/core/java/android/widget/CalendarViewMaterialDelegate.java
@@ -0,0 +1,260 @@
+/*
+ * Copyright (C) 2014 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 android.widget;
+
+import com.android.internal.R;
+
+import android.content.Context;
+import android.content.res.Configuration;
+import android.content.res.TypedArray;
+import android.graphics.drawable.Drawable;
+import android.text.TextUtils;
+import android.util.AttributeSet;
+import android.util.MathUtils;
+
+import java.util.Calendar;
+import java.util.Locale;
+
+import libcore.icu.LocaleData;
+
+class CalendarViewMaterialDelegate extends CalendarView.AbstractCalendarViewDelegate {
+    private final DayPickerView mDayPickerView;
+
+    private CalendarView.OnDateChangeListener mOnDateChangeListener;
+
+    public CalendarViewMaterialDelegate(CalendarView delegator, Context context, AttributeSet attrs,
+            int defStyleAttr, int defStyleRes) {
+        super(delegator, context);
+
+        final TypedArray a = context.obtainStyledAttributes(attrs,
+                R.styleable.CalendarView, defStyleAttr, defStyleRes);
+        final int firstDayOfWeek = a.getInt(R.styleable.CalendarView_firstDayOfWeek,
+                LocaleData.get(Locale.getDefault()).firstDayOfWeek);
+
+        final long minDate = parseDateToMillis(a.getString(
+                R.styleable.CalendarView_minDate), DEFAULT_MIN_DATE);
+        final long maxDate = parseDateToMillis(a.getString(
+                R.styleable.CalendarView_maxDate), DEFAULT_MAX_DATE);
+        if (maxDate < minDate) {
+            throw new IllegalArgumentException("max date cannot be before min date");
+        }
+
+        final long setDate = MathUtils.constrain(System.currentTimeMillis(), minDate, maxDate);
+        final int dateTextAppearanceResId = a.getResourceId(
+                R.styleable.CalendarView_dateTextAppearance,
+                R.style.TextAppearance_DeviceDefault_Small);
+
+        a.recycle();
+
+        mDayPickerView = new DayPickerView(context);
+        mDayPickerView.setFirstDayOfWeek(firstDayOfWeek);
+        mDayPickerView.setCalendarTextAppearance(dateTextAppearanceResId);
+        mDayPickerView.setMinDate(minDate);
+        mDayPickerView.setMaxDate(maxDate);
+        mDayPickerView.setDate(setDate, false, true);
+        mDayPickerView.setOnDaySelectedListener(mOnDaySelectedListener);
+
+        delegator.addView(mDayPickerView);
+    }
+
+    private long parseDateToMillis(String dateStr, String defaultDateStr) {
+        final Calendar tempCalendar = Calendar.getInstance();
+        if (TextUtils.isEmpty(dateStr) || !parseDate(dateStr, tempCalendar)) {
+            parseDate(defaultDateStr, tempCalendar);
+        }
+        return tempCalendar.getTimeInMillis();
+    }
+
+    @Override
+    public void setShownWeekCount(int count) {
+        // Deprecated.
+    }
+
+    @Override
+    public int getShownWeekCount() {
+        // Deprecated.
+        return 0;
+    }
+
+    @Override
+    public void setSelectedWeekBackgroundColor(int color) {
+        // TODO: Should use a ColorStateList. Deprecate?
+    }
+
+    @Override
+    public int getSelectedWeekBackgroundColor() {
+        return 0;
+    }
+
+    @Override
+    public void setFocusedMonthDateColor(int color) {
+        // TODO: Should use a ColorStateList. Deprecate?
+    }
+
+    @Override
+    public int getFocusedMonthDateColor() {
+        return 0;
+    }
+
+    @Override
+    public void setUnfocusedMonthDateColor(int color) {
+        // TODO: Should use a ColorStateList. Deprecate?
+    }
+
+    @Override
+    public int getUnfocusedMonthDateColor() {
+        return 0;
+    }
+
+    @Override
+    public void setWeekDayTextAppearance(int resourceId) {
+
+    }
+
+    @Override
+    public int getWeekDayTextAppearance() {
+        return 0;
+    }
+
+    @Override
+    public void setDateTextAppearance(int resourceId) {
+
+    }
+
+    @Override
+    public int getDateTextAppearance() {
+        return 0;
+    }
+
+    @Override
+    public void setWeekNumberColor(int color) {
+        // Deprecated.
+    }
+
+    @Override
+    public int getWeekNumberColor() {
+        // Deprecated.
+        return 0;
+    }
+
+    @Override
+    public void setWeekSeparatorLineColor(int color) {
+        // Deprecated.
+    }
+
+    @Override
+    public int getWeekSeparatorLineColor() {
+        // Deprecated.
+        return 0;
+    }
+
+    @Override
+    public void setSelectedDateVerticalBar(int resourceId) {
+        // Deprecated.
+    }
+
+    @Override
+    public void setSelectedDateVerticalBar(Drawable drawable) {
+        // Deprecated.
+    }
+
+    @Override
+    public Drawable getSelectedDateVerticalBar() {
+        // Deprecated.
+        return null;
+    }
+
+    @Override
+    public void setMinDate(long minDate) {
+        mDayPickerView.setMinDate(minDate);
+    }
+
+    @Override
+    public long getMinDate() {
+        return mDayPickerView.getMinDate();
+    }
+
+    @Override
+    public void setMaxDate(long maxDate) {
+        mDayPickerView.setMaxDate(maxDate);
+    }
+
+    @Override
+    public long getMaxDate() {
+        return mDayPickerView.getMaxDate();
+    }
+
+    @Override
+    public void setShowWeekNumber(boolean showWeekNumber) {
+        // Deprecated.
+    }
+
+    @Override
+    public boolean getShowWeekNumber() {
+        // Deprecated.
+        return false;
+    }
+
+    @Override
+    public void setFirstDayOfWeek(int firstDayOfWeek) {
+        mDayPickerView.setFirstDayOfWeek(firstDayOfWeek);
+    }
+
+    @Override
+    public int getFirstDayOfWeek() {
+        return mDayPickerView.getFirstDayOfWeek();
+    }
+
+    @Override
+    public void setDate(long date) {
+        mDayPickerView.setDate(date, true, false);
+    }
+
+    @Override
+    public void setDate(long date, boolean animate, boolean center) {
+        mDayPickerView.setDate(date, animate, center);
+    }
+
+    @Override
+    public long getDate() {
+        return mDayPickerView.getDate();
+    }
+
+    @Override
+    public void setOnDateChangeListener(CalendarView.OnDateChangeListener listener) {
+        mOnDateChangeListener = listener;
+    }
+
+    @Override
+    public void onConfigurationChanged(Configuration newConfig) {
+        // Nothing to do here, configuration changes are already propagated
+        // by ViewGroup.
+    }
+
+    private final DayPickerView.OnDaySelectedListener mOnDaySelectedListener =
+            new DayPickerView.OnDaySelectedListener() {
+        @Override
+        public void onDaySelected(DayPickerView view, Calendar day) {
+            if (mOnDateChangeListener != null) {
+                final int year = day.get(Calendar.YEAR);
+                final int month = day.get(Calendar.MONTH);
+                final int dayOfMonth = day.get(Calendar.DAY_OF_MONTH);
+                mOnDateChangeListener.onSelectedDayChange(mDelegator, year, month, dayOfMonth);
+            }
+        }
+    };
+}