| 1 | import 'package:cake_wallet/utils/responsive_layout_util.dart'; |
| 2 | import 'package:flutter/material.dart'; |
| 3 | import 'package:cake_wallet/src/widgets/alert_background.dart'; |
| 4 | import 'package:cake_wallet/src/widgets/alert_close_button.dart'; |
| 5 | |
| 6 | class PickerWrapperWidget extends StatelessWidget { |
| 7 | PickerWrapperWidget({ |
| 8 | required this.children, |
| 9 | this.hasTitle = false, |
| 10 | this.onClose, |
| 11 | super.key, |
| 12 | }); |
| 13 | |
| 14 | final List<Widget> children; |
| 15 | final bool hasTitle; |
| 16 | final Function()? onClose; |
| 17 | |
| 18 | @override |
| 19 | Widget build(BuildContext context) { |
| 20 | final double padding = 24; |
| 21 | |
| 22 | final mq = MediaQuery.of(context); |
| 23 | final bottom = mq.viewInsets.bottom; |
| 24 | final height = mq.size.height - bottom; |
| 25 | final screenCenter = height / 2; |
| 26 | |
| 27 | double closeButtonBottom = 60; |
| 28 | double containerHeight = height * 0.65; |
| 29 | if (bottom > 0) { |
| 30 | // increase a bit or it gets too squished in the top |
| 31 | containerHeight = height * 0.75; |
| 32 | |
| 33 | final containerCenter = containerHeight / 2; |
| 34 | final containerBottom = screenCenter - containerCenter; |
| 35 | |
| 36 | // position the close button right below the search container |
| 37 | closeButtonBottom = |
| 38 | closeButtonBottom - containerBottom + (!hasTitle ? padding : padding / 1.5); |
| 39 | } |
| 40 | |
| 41 | return AlertBackground( |
| 42 | child: Column( |
| 43 | children: [ |
| 44 | Expanded( |
| 45 | flex: 1, |
| 46 | child: Stack( |
| 47 | alignment: Alignment.center, |
| 48 | children: <Widget>[ |
| 49 | Column( |
| 50 | mainAxisSize: MainAxisSize.min, |
| 51 | children: children, |
| 52 | ), |
| 53 | SizedBox(height: ResponsiveLayoutUtilBase.kPopupSpaceHeight), |
| 54 | AlertCloseButton( |
| 55 | key: ValueKey('picker_wrapper_close_button_key'), |
| 56 | bottom: closeButtonBottom, |
| 57 | onTap: onClose, |
| 58 | ), |
| 59 | ], |
| 60 | ), |
| 61 | ), |
| 62 | // gives the extra spacing using MediaQuery.viewInsets.bottom |
| 63 | // to simulate a keyboard area |
| 64 | SizedBox( |
| 65 | height: bottom, |
| 66 | ) |
| 67 | ], |
| 68 | ), |
| 69 | ); |
| 70 | } |
| 71 | } |