spider_creater/bind4comm.go

// 绑定公共接口
package main

import (
	"log"

	"github.com/wailsapp/wails/v2/pkg/runtime"
)

// Greet returns a greeting for the given name
func (a *App) Dispatch(event string, data interface{}) error {
	runtime.EventsEmit(a.ctx, event, data)
	return nil
}

// SelectSaveFilePath
func (a *App) SelectSaveFilePath(defaultDirectory, defaultFileName string) string {
	log.Println("导出文件位置：", defaultDirectory, defaultFileName)
	path, err := runtime.SaveFileDialog(a.ctx, runtime.SaveDialogOptions{Filters: []runtime.FileFilter{
		{Pattern: "*.epub", DisplayName: "epub file *.epub"},
		{Pattern: "*.xlsx", DisplayName: "excel file *.xlsx"},
		{Pattern: "*.json", DisplayName: "json file *.json"},
	},
		DefaultFilename:  defaultFileName,
		DefaultDirectory: defaultDirectory,
	})
	if err != nil {
		log.Println(err.Error())
		return ""
	}
	return path
}

// SelectOpenFilePath
func (a *App) SelectOpenFilePath() string {
	path, err := runtime.OpenFileDialog(a.ctx, runtime.OpenDialogOptions{Filters: []runtime.FileFilter{
		{Pattern: "*.xlsx", DisplayName: "excel file *.xlsx"},
	}})
	if err != nil {
		log.Println(err.Error())
		return ""
	}
	return path
}