pikapika/go/cmd/main.go

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package main
import (
"fmt"
"github.com/go-flutter-desktop/go-flutter"
"github.com/pkg/errors"
"image"
_ "image/gif"
_ "image/jpeg"
_ "image/png"
"os"
"path/filepath"
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"pikapika/main/database/properties"
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"strconv"
"strings"
)
// vmArguments may be set by hover at compile-time
var vmArguments string
func main() {
// DO NOT EDIT, add options in options.go
mainOptions := []flutter.Option{
flutter.OptionVMArguments(strings.Split(vmArguments, ";")),
flutter.WindowIcon(iconProvider),
}
// 窗口初始化大小的处理
widthStr, _ := properties.LoadProperty("window_width", "600")
heightStr, _ := properties.LoadProperty("window_height", "900")
width, _ := strconv.Atoi(widthStr)
height, _ := strconv.Atoi(heightStr)
if width <= 0 {
width = 600
}
if height <= 0 {
height = 900
}
var runOptions []flutter.Option
runOptions = append(runOptions, flutter.WindowInitialDimensions(width, height))
runOptions = append(runOptions, options...)
// ------
err := flutter.Run(append(runOptions, mainOptions...)...)
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if err != nil {
fmt.Println(err)
os.Exit(1)
}
}
func iconProvider() ([]image.Image, error) {
execPath, err := os.Executable()
if err != nil {
return nil, errors.Wrap(err, "failed to resolve executable path")
}
execPath, err = filepath.EvalSymlinks(execPath)
if err != nil {
return nil, errors.Wrap(err, "failed to eval symlinks for executable path")
}
imgFile, err := os.Open(filepath.Join(filepath.Dir(execPath), "assets", "icon.png"))
if err != nil {
return nil, errors.Wrap(err, "failed to open assets/icon.png")
}
img, _, err := image.Decode(imgFile)
if err != nil {
return nil, errors.Wrap(err, "failed to decode image")
}
return []image.Image{img}, nil
}