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2022-03-14 04:58:35 +05:30
parent 3c5e8f4f8c
commit ef34729de6
10 changed files with 513 additions and 15 deletions
--- a/lib/DateTimeRangeCustom.dart
+++ b/lib/DateTimeRangeCustom.dart
@@ -0,0 +1,73 @@
+import 'package:flutter/material.dart';
+int hourSelection = 1;
+FixedExtentScrollController scrollController = FixedExtentScrollController();
+Future<void> showDurationSelector(BuildContext context, {required Function(Duration) onChange, int? selectedHour}) async {
+
+  hourSelection = selectedHour ?? 1;
+
+  scrollController = FixedExtentScrollController(initialItem: hourSelection-1);
+  return showDialog<void>(
+    context: context,
+    barrierDismissible: false, // user must tap button!
+    builder: (BuildContext context) {
+
+      return StatefulBuilder(
+        builder:(context, setState) {
+          setState((){});
+          return AlertDialog(
+            shape: RoundedRectangleBorder(
+                borderRadius: BorderRadius.circular(30)),
+            backgroundColor: Colors.white10,
+            title: Align(alignment: Alignment.center,
+                child: const Text('Select Time Range')),
+            content: Row(
+              mainAxisSize: MainAxisSize.max,
+              mainAxisAlignment: MainAxisAlignment.center,
+              children: [
+                Container(
+                  height: 150,
+                  width: 50,
+                  child: ListWheelScrollView(
+                    // useMagnifier: true,
+                    controller: scrollController,
+                    diameterRatio: 1,
+                    itemExtent: 30,
+                    children: printHours(),
+
+                    onSelectedItemChanged: (index) {
+                      hourSelection = index + 1;
+                      setState(() {});
+                      //scrollController.jumpTo(index.toDouble());
+                      print("Changed to $index");
+                    },
+                  ),
+
+                ),
+                Text(' Hours')
+              ],
+            ),
+            actions: <Widget>[
+              TextButton(
+                child: const Text('Select'),
+                onPressed: () {
+                  onChange(Duration(hours: hourSelection));
+                  Navigator.of(context).pop();
+                },
+              ),
+            ],
+          );
+        }
+      );
+    },
+  );
+}
+
+
+List<Widget> printHours(){
+  List<Widget> _hours = [];
+  for(int i = 0; i < 5000; i++){
+    _hours.add(Container(decoration: BoxDecoration(borderRadius: BorderRadius.circular(5), color:(hourSelection-1==i) ? Colors.redAccent :null ),alignment:Alignment.center,width:50,child: Text((i+1).toString())));
+  }
+
+  return _hours;
+}