139 lines
4.5 KiB
Dart
139 lines
4.5 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:superport/screens/common/theme_shadcn.dart';
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/// 페이지네이션 위젯 (<< < 1 2 3 ... 10 > >>)
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/// - totalCount: 전체 아이템 수
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/// - currentPage: 현재 페이지 (1부터 시작)
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/// - pageSize: 페이지당 아이템 수
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/// - onPageChanged: 페이지 변경 콜백
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class Pagination extends StatelessWidget {
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final int totalCount;
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final int currentPage;
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final int pageSize;
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final ValueChanged<int> onPageChanged;
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const Pagination({
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super.key,
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required this.totalCount,
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required this.currentPage,
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required this.pageSize,
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required this.onPageChanged,
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});
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@override
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Widget build(BuildContext context) {
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// 전체 페이지 수 계산
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final int totalPages = (totalCount / pageSize).ceil();
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// 페이지네이션 버튼 최대 10개
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final int maxButtons = 10;
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// 시작 페이지 계산
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int startPage = ((currentPage - 1) ~/ maxButtons) * maxButtons + 1;
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int endPage = (startPage + maxButtons - 1).clamp(1, totalPages);
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List<Widget> pageButtons = [];
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for (int i = startPage; i <= endPage; i++) {
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pageButtons.add(
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Padding(
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padding: const EdgeInsets.symmetric(horizontal: 4),
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child: InkWell(
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onTap: i == currentPage ? null : () => onPageChanged(i),
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borderRadius: BorderRadius.circular(ShadcnTheme.radiusMd),
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child: Container(
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height: 32,
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constraints: const BoxConstraints(minWidth: 32),
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padding: const EdgeInsets.symmetric(horizontal: 8),
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decoration: BoxDecoration(
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color: i == currentPage ? ShadcnTheme.primary : Colors.transparent,
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borderRadius: BorderRadius.circular(ShadcnTheme.radiusMd),
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border: Border.all(
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color: i == currentPage ? ShadcnTheme.primary : Colors.black,
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),
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),
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alignment: Alignment.center,
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child: Text(
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'$i',
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style: ShadcnTheme.labelMedium.copyWith(
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color: i == currentPage
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? ShadcnTheme.primaryForeground
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: ShadcnTheme.foreground,
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),
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),
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),
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),
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),
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);
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}
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return Container(
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padding: const EdgeInsets.symmetric(vertical: ShadcnTheme.spacing4),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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// 가장 처음 페이지로 이동
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_buildNavigationButton(
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icon: Icons.first_page,
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tooltip: '처음',
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onPressed: currentPage > 1 ? () => onPageChanged(1) : null,
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),
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const SizedBox(width: 4),
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// 이전 페이지로 이동
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_buildNavigationButton(
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icon: Icons.chevron_left,
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tooltip: '이전',
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onPressed: currentPage > 1 ? () => onPageChanged(currentPage - 1) : null,
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),
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const SizedBox(width: 8),
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// 페이지 번호 버튼들
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...pageButtons,
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const SizedBox(width: 8),
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// 다음 페이지로 이동
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_buildNavigationButton(
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icon: Icons.chevron_right,
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tooltip: '다음',
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onPressed: currentPage < totalPages
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? () => onPageChanged(currentPage + 1)
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: null,
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),
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const SizedBox(width: 4),
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// 마짉 페이지로 이동
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_buildNavigationButton(
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icon: Icons.last_page,
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tooltip: '마짉',
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onPressed: currentPage < totalPages ? () => onPageChanged(totalPages) : null,
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),
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],
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),
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);
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}
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Widget _buildNavigationButton({
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required IconData icon,
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required String tooltip,
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VoidCallback? onPressed,
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}) {
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final isDisabled = onPressed == null;
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return Tooltip(
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message: tooltip,
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child: InkWell(
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onTap: onPressed,
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borderRadius: BorderRadius.circular(ShadcnTheme.radiusMd),
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child: Container(
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height: 32,
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width: 32,
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(ShadcnTheme.radiusMd),
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border: Border.all(
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color: isDisabled ? ShadcnTheme.muted : Colors.black,
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),
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),
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child: Icon(
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icon,
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size: 18,
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color: isDisabled ? ShadcnTheme.mutedForeground : ShadcnTheme.foreground,
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),
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),
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),
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);
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}
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}
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