kmpdfkit_demo/lib/widgets/options/convert_excel_options_widget.dart

import 'package:ConversionFlutterDemo/models/convert_contain_options_bean.dart';
import 'package:ConversionFlutterDemo/states/convert_options_provider.dart';
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';

class ConvertExcelOptionsWidget extends StatefulWidget {
  const ConvertExcelOptionsWidget({Key? key}) : super(key: key);

  @override
  State<ConvertExcelOptionsWidget> createState() =>
      _ConvertExcelOptionsWidgetState();
}

class _ConvertExcelOptionsWidgetState extends State<ConvertExcelOptionsWidget> {
  @override
  Widget build(BuildContext context) {
    bool containImages = context.select<ConvertOptionsProvider, bool>(
        (value) => value.excelOptions.containImages);
    bool containAnnotations = context.select<ConvertOptionsProvider, bool>(
        (value) => value.excelOptions.containAnnotations);

    return SingleChildScrollView(child: Padding(
        padding: EdgeInsets.all(8),
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.start,
          children: [
            Row(
              mainAxisAlignment: MainAxisAlignment.spaceBetween,
              children: [
                const Text('ContainImages'),
                Switch(
                    value: containImages,
                    onChanged: (value) {
                      context
                          .read<ConvertOptionsProvider>()
                          .changeExcelOptions(containImages: value);
                    })
              ],
            ),
            Row(
              mainAxisAlignment: MainAxisAlignment.spaceBetween,
              children: [
                const Text('ContainAnnotations'),
                Switch(
                    value: containAnnotations,
                    onChanged: (value) {
                      context
                          .read<ConvertOptionsProvider>()
                          .changeExcelOptions(containAnnotations: value);
                    })
              ],
            ),
            excelWorkSheetOptions((value) {
              context
                  .read<ConvertOptionsProvider>()
                  .changeExcelOptions(workSheetOptions: value);
            }),
            excelContentOptions((value) {
              context
                  .read<ConvertOptionsProvider>()
                  .changeExcelOptions(contentOptions: value);
            })
          ],
        )),);
  }

  Widget excelWorkSheetOptions(ValueChanged<ExcelWorkSheetOptions> onChanged) {
    ExcelWorkSheetOptions workSheetOptions =
        context.select<ConvertOptionsProvider, ExcelWorkSheetOptions>(
            (value) => value.excelOptions.workSheetOptions);
    return Column(
      crossAxisAlignment: CrossAxisAlignment.start,
      children: [
        Text('WorkSheetOptions:'),
        _excelWorkSheetOptionsItem(
            workSheetOptions, ExcelWorkSheetOptions.ForEachTable, onChanged),
        _excelWorkSheetOptionsItem(
            workSheetOptions, ExcelWorkSheetOptions.ForEachPage, onChanged),
        _excelWorkSheetOptionsItem(
            workSheetOptions, ExcelWorkSheetOptions.ForTheDocument, onChanged),
      ],
    );
  }

  Widget _excelWorkSheetOptionsItem(
      ExcelWorkSheetOptions currentWorkSheetOptions,
      ExcelWorkSheetOptions options,
      ValueChanged<ExcelWorkSheetOptions> onChanged) {
    return CheckboxListTile(
        controlAffinity: ListTileControlAffinity.leading,
        title: Text(options.name),
        value: currentWorkSheetOptions == options,
        onChanged: (value) {
          onChanged(options);
        });
  }

  Widget excelContentOptions(ValueChanged<ContentOptions> onChanged) {
    ContentOptions contentOptions =
        context.select<ConvertOptionsProvider, ContentOptions>(
            (value) => value.excelOptions.contentOptions);
    return Column(
      crossAxisAlignment: CrossAxisAlignment.start,
      children: [
        Text('ContentOptions:'),
        _excelContentOptionsItem(
            contentOptions, ContentOptions.OnlyText, onChanged),
        _excelContentOptionsItem(
            contentOptions, ContentOptions.OnlyTable, onChanged),
        _excelContentOptionsItem(
            contentOptions, ContentOptions.AllContent, onChanged),
      ],
    );
  }

  Widget _excelContentOptionsItem(ContentOptions currentOptions,
      ContentOptions options, ValueChanged<ContentOptions> onChanged) {
    return CheckboxListTile(
        controlAffinity: ListTileControlAffinity.leading,
        title: Text(options.name),
        value: currentOptions == options,
        onChanged: (value) {
          onChanged(options);
        });
  }
}