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main.go
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main.go
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package main
import (
_ "embed"
"log"
"github.com/ciderapp/wails/v3/pkg/application"
)
func main() {
app := application.New(application.Options{
Name: "Menu Demo",
Description: "A demo of the menu system",
Mac: application.MacOptions{
ApplicationShouldTerminateAfterLastWindowClosed: true,
},
})
// Create a custom menu
menu := app.NewMenu()
menu.AddRole(application.AppMenu)
// Let's make a "Demo" menu
myMenu := menu.AddSubmenu("Demo")
// Disabled menu item
myMenu.Add("Not Enabled").SetEnabled(false)
// Click callbacks
myMenu.Add("Click Me!").OnClick(func(ctx *application.Context) {
ctx.ClickedMenuItem().SetLabel("Thanks mate!")
})
// You can control the current window from the menu
myMenu.Add("Lock WebviewWindow Resize").OnClick(func(ctx *application.Context) {
if app.CurrentWindow().Resizable() {
app.CurrentWindow().SetResizable(false)
ctx.ClickedMenuItem().SetLabel("Unlock WebviewWindow Resize")
} else {
app.CurrentWindow().SetResizable(true)
ctx.ClickedMenuItem().SetLabel("Lock WebviewWindow Resize")
}
})
myMenu.AddSeparator()
// Checkboxes will tell you their new state so you don't need to track it
myMenu.AddCheckbox("My checkbox", true).OnClick(func(context *application.Context) {
println("Clicked checkbox. Checked:", context.ClickedMenuItem().Checked())
})
myMenu.AddSeparator()
// Callbacks can be shared. This is useful for radio groups
radioCallback := func(ctx *application.Context) {
menuItem := ctx.ClickedMenuItem()
menuItem.SetLabel(menuItem.Label() + "!")
}
// Radio groups are created implicitly by placing radio items next to each other in a menu
myMenu.AddRadio("Radio 1", true).OnClick(radioCallback)
myMenu.AddRadio("Radio 2", false).OnClick(radioCallback)
myMenu.AddRadio("Radio 3", false).OnClick(radioCallback)
// Submenus are also supported
submenu := myMenu.AddSubmenu("Submenu")
submenu.Add("Submenu item 1")
submenu.Add("Submenu item 2")
submenu.Add("Submenu item 3")
myMenu.AddSeparator()
beatles := myMenu.Add("Hello").OnClick(func(*application.Context) {
println("The beatles would be proud")
})
myMenu.Add("Toggle the menuitem above").OnClick(func(*application.Context) {
if beatles.Enabled() {
beatles.SetEnabled(false)
beatles.SetLabel("Goodbye")
} else {
beatles.SetEnabled(true)
beatles.SetLabel("Hello")
}
})
app.SetMenu(menu)
app.NewWebviewWindow()
err := app.Run()
if err != nil {
log.Fatal(err.Error())
}
}