94 lines
2.6 KiB
Go
94 lines
2.6 KiB
Go
package main
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import (
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"embed"
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"log"
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"os"
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"strings"
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"github.com/wailsapp/wails/v2"
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"github.com/wailsapp/wails/v2/pkg/options"
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"github.com/wailsapp/wails/v2/pkg/options/assetserver"
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"github.com/wailsapp/wails/v2/pkg/runtime"
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)
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//go:embed all:frontend/build
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var assets embed.FS
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func (a *App) onSecondInstanceLaunch(secondInstanceData options.SecondInstanceData) {
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var secondInstanceArgs []string
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secondInstanceArgs = secondInstanceData.Args
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log.Println("user opened second instance", strings.Join(secondInstanceData.Args, ","))
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log.Println("user opened second from", secondInstanceData.WorkingDirectory)
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runtime.WindowUnminimise(a.ctx)
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runtime.WindowShow(a.ctx)
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go runtime.EventsEmit(a.ctx, "launchArgs", secondInstanceArgs)
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}
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func main() {
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// Check for custom args
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args := os.Args
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uniqueId := "emly-app-lock"
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windowTitle := "EMLy - EML Viewer for 3gIT"
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windowWidth := 1024
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windowHeight := 768
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frameless := true
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for _, arg := range args {
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if strings.Contains(arg, "--view-image") {
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uniqueId = "emly-viewer-" + strings.ReplaceAll(arg, "--view-image=", "") // Make unique per image or just random?
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// Actually, just using a different base ID allows multiple viewers if we append something random or just use "mailpaw-viewer" and disable single instance for viewers?
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// Let's just disable single instance for viewers by generating a random ID or appending timestamp
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uniqueId = "emly-viewer-" + arg // simplified uniqueness
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windowTitle = "EMLy Image Viewer"
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windowWidth = 800
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windowHeight = 600
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}
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if strings.Contains(arg, "--view-pdf") {
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uniqueId = "emly-pdf-viewer-" + strings.ReplaceAll(arg, "--view-pdf=", "")
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windowTitle = "EMLy PDF Viewer"
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windowWidth = 800
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windowHeight = 600
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frameless = true
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}
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}
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// Create an instance of the app structure
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app := NewApp()
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// Parse args again to set startup file on the app instance
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for _, arg := range args {
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if strings.HasSuffix(strings.ToLower(arg), ".eml") {
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app.StartupFilePath = arg
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}
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}
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// Create application with options
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err := wails.Run(&options.App{
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Title: windowTitle,
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Width: windowWidth,
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Height: windowHeight,
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AssetServer: &assetserver.Options{
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Assets: assets,
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},
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BackgroundColour: &options.RGBA{R: 27, G: 38, B: 54, A: 1},
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OnStartup: app.startup,
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Bind: []interface{}{
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app,
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},
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SingleInstanceLock: &options.SingleInstanceLock{
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UniqueId: uniqueId,
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OnSecondInstanceLaunch: app.onSecondInstanceLaunch,
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},
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EnableDefaultContextMenu: true,
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MinWidth: 964,
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MinHeight: 690,
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Frameless: frameless,
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})
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if err != nil {
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println("Error:", err.Error())
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}
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}
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