35 lines
951 B
Dart
35 lines
951 B
Dart
import 'package:flutter/material.dart';
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/// 只让输入区响应键盘高度，避免整棵页面随 MediaQuery 反复重建。
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class KeyboardLift extends StatelessWidget {
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final Widget child;
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const KeyboardLift({super.key, required this.child});
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@override
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Widget build(BuildContext context) {
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final bottom = MediaQuery.viewInsetsOf(context).bottom;
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return Padding(
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padding: EdgeInsets.only(bottom: bottom),
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child: child,
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);
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}
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}
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/// 只移动已有前景图层，不在键盘动画期间重新布局子组件。
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class KeyboardTranslate extends StatelessWidget {
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final Widget child;
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const KeyboardTranslate({super.key, required this.child});
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@override
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Widget build(BuildContext context) {
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final bottom = MediaQuery.viewInsetsOf(context).bottom;
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return Transform.translate(
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offset: Offset(0, -bottom),
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transformHitTests: true,
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child: RepaintBoundary(child: child),
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);
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}
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}
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