Make splash shape and radius modifiable

lib/src/date/days_view.dart

@@ -151,7 +151,8 @@ class DaysView extends StatelessWidget {
     MaterialLocalizations localizations,
   ) {
     final List<Widget> result = <Widget>[];
-    final weekdayNames = DateFormat('', locale.toString()).dateSymbols.SHORTWEEKDAYS;
+    final weekdayNames =
+        DateFormat('', locale.toString()).dateSymbols.SHORTWEEKDAYS;
 
     for (int i = localizations.firstDayOfWeekIndex; true; i = (i + 1) % 7) {
       // to save space in arabic as arabic don't has short week days.
@@ -175,7 +176,8 @@ class DaysView extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    final MaterialLocalizations localizations = MaterialLocalizations.of(context);
+    final MaterialLocalizations localizations =
+        MaterialLocalizations.of(context);
     //
     //
     //
@@ -205,7 +207,8 @@ class DaysView extends StatelessWidget {
             dayToBuild.isBefore(_minDate) ||
             (disabledDayPredicate?.call(dayToBuild) ?? false);
 
-        final bool isSelectedDay = DateUtils.isSameDay(selectedDate, dayToBuild);
+        final bool isSelectedDay =
+            DateUtils.isSameDay(selectedDate, dayToBuild);
 
         final bool isCurrent = DateUtils.isSameDay(currentDate, dayToBuild);
         //
@@ -255,18 +258,22 @@ class DaysView extends StatelessWidget {
           );
         } else {
           dayWidget = InkResponse(
+            containedInkWell: true,
             onTap: () => onChanged(dayToBuild),
             radius: splashRadius,
             splashColor: splashColor,
             highlightColor: highlightColor,
+            highlightShape: decoration.shape,
+            borderRadius: decoration.borderRadius as BorderRadius,
             child: Semantics(
               // We want the day of month to be spoken first irrespective of the
               // locale-specific preferences or TextDirection. This is because
               // an accessibility user is more likely to be interested in the
               // day of month before the rest of the date, as they are looking
               // for the day of month. To do that we prepend day of month to the
               // formatted full date.
-              label: '${localizations.formatDecimal(day)}, ${localizations.formatFullDate(dayToBuild)}',
+              label:
+                  '${localizations.formatDecimal(day)}, ${localizations.formatFullDate(dayToBuild)}',
               selected: isSelectedDay,
               excludeSemantics: true,
               child: dayWidget,

lib/src/shared/header.dart

@@ -139,10 +139,12 @@ class Header extends StatelessWidget {
       mainAxisAlignment: MainAxisAlignment.spaceBetween,
       children: [
         if (centerLeadingDate) backButton,
-        LeadingDate(
-          onTap: onDateTap,
-          displayedText: displayedDate,
-          displayedTextStyle: leadingDateTextStyle,
+        Expanded(
+          child: LeadingDate(
+            onTap: onDateTap,
+            displayedText: displayedDate,
+            displayedTextStyle: leadingDateTextStyle,
+          ),
         ),
         if (centerLeadingDate)
           forwardButton

lib/src/shared/year_view.dart

@@ -174,16 +174,22 @@ class YearView extends StatelessWidget {
         );
       } else {
         final date = DateTime(yearsName[i]);
-        monthWidget = InkResponse(
-          onTap: () => onChanged(date),
-          radius: splashRadius,
-          splashColor: splashColor,
-          highlightColor: highlightColor,
-          child: Semantics(
-            label: yearsName[i].toString(),
-            selected: isSelected,
-            excludeSemantics: true,
-            child: monthWidget,
+        monthWidget = Padding(
+          padding: const EdgeInsets.all(4),
+          child: InkResponse(
+            containedInkWell: true,
+            onTap: () => onChanged(date),
+            radius: splashRadius,
+            splashColor: splashColor,
+            highlightColor: highlightColor,
+            highlightShape: decoration.shape,
+            borderRadius: decoration.borderRadius as BorderRadius,
+            child: Semantics(
+              label: yearsName[i].toString(),
+              selected: isSelected,
+              excludeSemantics: true,
+              child: monthWidget,
+            ),
           ),
         );
       }