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@ -1,23 +1,22 @@
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import 'package:flutter/material.dart'; |
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import 'package:flutter/rendering.dart'; |
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import 'package:flutter_screenutil/flutter_screenutil.dart'; |
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import 'package:huixiang/retrofit/data/brand.dart'; |
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import 'package:huixiang/view_widget/icon_text.dart'; |
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class StoreTitleTab extends StatefulWidget { |
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final ScrollController scrollController; |
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final List<String> brandText; |
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final GlobalKey chiliGlobalKey; |
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final GlobalKey milkTeaGlobalKey; |
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final GlobalKey breadGlobalKey; |
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final List<Brand> brands; |
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final List<GlobalKey> globaKeys; |
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final bool isScroll; |
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StoreTitleTab(this.brandText, |
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{this.scrollController, |
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this.chiliGlobalKey, |
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this.milkTeaGlobalKey, |
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this.breadGlobalKey, this.isScroll = false}); |
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StoreTitleTab(this.brands, |
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this.globaKeys, |
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this.scrollController, |
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{ |
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this.isScroll = false, |
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}); |
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@override |
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State<StatefulWidget> createState() { |
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@ -30,28 +29,20 @@ class _StoreTitleTab extends State<StoreTitleTab> {
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int selectedIndex1 = -1; |
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bool isVisible = false; |
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List<String> images = [ |
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"assets/image/icon_chili.webp", |
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"assets/image/icon_milk_tea.webp", |
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"assets/image/icon_bread.webp", |
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]; |
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@override |
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void initState() { |
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super.initState(); |
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if (widget.scrollController != null) { |
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print("firstOffset: ${widget.globaKeys}"); |
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print("firstOffset: ${widget.brands}"); |
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if (widget.scrollController != null && widget.globaKeys != null && widget.globaKeys.length > 0) { |
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widget.scrollController?.addListener(() { |
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RenderBox chiliRenderBox = widget.chiliGlobalKey.currentContext.findRenderObject(); |
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RenderBox milkTeaRenderBox = widget.milkTeaGlobalKey.currentContext.findRenderObject(); |
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RenderBox breadRenderBox = widget.breadGlobalKey.currentContext.findRenderObject(); |
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Offset chiliOffset = chiliRenderBox?.localToGlobal(Offset.zero); |
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Offset milkTeaOffset = milkTeaRenderBox?.localToGlobal(Offset.zero); |
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Offset breadOffset = breadRenderBox?.localToGlobal(Offset.zero); |
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if (widget.globaKeys[0].currentContext == null) return; |
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RenderBox firstRenderBox = widget.globaKeys[0].currentContext.findRenderObject(); |
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Offset first = firstRenderBox?.localToGlobal(Offset.zero); |
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print("firstOffset: ${first.dy}"); |
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var top = 96.h; |
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if (chiliOffset.dy <= top) { |
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if (first.dy <= top) { |
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if (!isVisible) { |
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isVisible = true; |
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setState(() {}); |
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@ -62,32 +53,66 @@ class _StoreTitleTab extends State<StoreTitleTab> {
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if (b) setState(() {}); |
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selectedIndex = -1; |
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} |
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if (chiliOffset.dy <= top && breadOffset.dy > top) { |
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selectedIndex = 0; |
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widget.globaKeys.forEach((element) { |
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if (widget.globaKeys.indexOf(element) < (widget.globaKeys.length - 1)) { |
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if (element.currentContext == null) return; |
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RenderBox renderBox = element.currentContext.findRenderObject(); |
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Offset offset = renderBox?.localToGlobal(Offset.zero); |
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RenderBox nextRenderBox = element.currentContext.findRenderObject(); |
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Offset nextOffset = nextRenderBox?.localToGlobal(Offset.zero); |
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if (offset.dy <= top && nextOffset.dy > top) { |
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selectedIndex = widget.globaKeys.indexOf(element); |
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if (selectedIndex1 != selectedIndex) { |
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setState(() { |
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print("object：$selectedIndex"); |
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}); |
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selectedIndex1 = selectedIndex; |
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} |
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} else if (breadOffset.dy <= top && milkTeaOffset.dy > top) { |
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selectedIndex = 1; |
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if (selectedIndex1 != selectedIndex) { |
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setState(() { |
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print("object：$selectedIndex"); |
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}); |
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selectedIndex1 = selectedIndex; |
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return; |
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} |
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} else if (milkTeaOffset.dy <= top) { |
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selectedIndex = 2; |
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} else { |
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RenderBox lastRenderBox = element.currentContext.findRenderObject(); |
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Offset lastOffset = lastRenderBox?.localToGlobal(Offset.zero); |
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if (lastOffset.dy <= top) { |
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selectedIndex = widget.globaKeys.indexOf(element); |
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if (selectedIndex1 != selectedIndex) { |
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setState(() { |
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print("object：$selectedIndex"); |
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}); |
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selectedIndex1 = selectedIndex; |
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} |
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return; |
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} |
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} |
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}); |
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// if (chiliOffset.dy <= top && breadOffset.dy > top) { |
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// selectedIndex = 0; |
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// if (selectedIndex1 != selectedIndex) { |
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// setState(() { |
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// print("object：$selectedIndex"); |
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// }); |
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// selectedIndex1 = selectedIndex; |
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// } |
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// } else if (breadOffset.dy <= top && milkTeaOffset.dy > top) { |
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// selectedIndex = 1; |
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// if (selectedIndex1 != selectedIndex) { |
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// setState(() { |
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// print("object：$selectedIndex"); |
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// }); |
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// selectedIndex1 = selectedIndex; |
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// } |
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// } else if (milkTeaOffset.dy <= top) { |
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// selectedIndex = 2; |
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// if (selectedIndex1 != selectedIndex) { |
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// setState(() { |
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// print("object：$selectedIndex"); |
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// }); |
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// selectedIndex1 = selectedIndex; |
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// } |
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// } |
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}); |
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} |
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} |
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@ -95,21 +120,23 @@ class _StoreTitleTab extends State<StoreTitleTab> {
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Widget build(BuildContext context) { |
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return Visibility( |
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visible: (!widget.isScroll) ? true : isVisible, |
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child: Container( |
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width: MediaQuery.of(context).size.width, |
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child: SingleChildScrollView( |
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physics: BouncingScrollPhysics(), |
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scrollDirection: Axis.horizontal, |
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child: Container( |
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height: 52.h, |
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constraints: BoxConstraints(minWidth: MediaQuery.of(context).size.width), |
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color: Colors.white, |
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padding: EdgeInsets.all(6), |
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alignment: Alignment.center, |
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child: Row( |
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mainAxisAlignment: MainAxisAlignment.spaceAround, |
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crossAxisAlignment: CrossAxisAlignment.center, |
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children: (widget.brandText == null || widget.brandText.isEmpty) |
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children: (widget.brands == null || widget.brands.length == 0) |
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? [] |
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: (widget.brandText.map((e) { |
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return item(e, selectedIndex == widget.brandText.indexOf(e), |
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widget.brandText.indexOf(e)); |
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: (widget.brands.map((e) { |
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return item(e, selectedIndex == widget.brands.indexOf(e), |
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widget.brands.indexOf(e)); |
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}).toList()), |
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), |
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), |
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@ -117,53 +144,53 @@ class _StoreTitleTab extends State<StoreTitleTab> {
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); |
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} |
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Widget item(text, isSelected, index) { |
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Widget item(Brand text, isSelected, index) { |
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print("selectedIndex: $selectedIndex"); |
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return GestureDetector( |
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onTap: () { |
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FlexParentData parendData; |
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if (index == 0) { |
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parendData = widget.chiliGlobalKey.currentContext |
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.findRenderObject() |
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.parentData; |
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} else if (index == 2) { |
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parendData = widget.milkTeaGlobalKey.currentContext |
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.findRenderObject() |
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.parentData; |
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} else if (index == 1) { |
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parendData = widget.breadGlobalKey.currentContext |
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FlexParentData parendData = widget.globaKeys[index].currentContext |
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.findRenderObject() |
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.parentData; |
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} |
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double offset = parendData.offset.dy - 52.h + 20.h; |
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widget.scrollController.animateTo(offset, |
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duration: Duration(seconds: 1), curve: Curves.ease); |
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}, |
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child: Container( |
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padding: EdgeInsets.symmetric(horizontal: 15.w), |
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child: tabItem(text, isSelected, index), |
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), |
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); |
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} |
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Widget tabItem(text, isSelected, index) { |
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// List<String> images = [ |
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// "assets/image/icon_chili.webp", |
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// "assets/image/icon_milk_tea.webp", |
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// "assets/image/icon_bread.webp", |
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// ]; |
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Widget tabItem(Brand text, isSelected, index) { |
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if (isSelected) { |
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return IconText( |
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text, |
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text.name, |
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isMax: false, |
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rightImage: images[index], |
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rightImage: text.icon ?? "assets/image/icon_chili.webp", |
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iconSize: 16, |
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iconColor: Colors.red, |
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textStyle: TextStyle( |
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fontWeight: FontWeight.bold, |
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fontSize: 16.sp, |
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color: Color(0xFF353535)), |
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color: Color(0xFF353535), |
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), |
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); |
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} else { |
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return IconText( |
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text, |
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text.name, |
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isMax: false, |
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textStyle: TextStyle( |
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fontWeight: FontWeight.bold, |
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fontSize: 16.sp, |
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color: Color(0xFF353535)), |
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color: Color(0xFF353535), |
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), |
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); |
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} |
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} |
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