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wails/v3/examples/window/main.go
Lea Anthony 05b16f1d63 Improve Linux application events and refactor app method receivers
This commit includes the addition of common events for the Linux platform. Refactored and standardized the method receivers for the application from 'm' to 'l'. Also, the application startup events in the window example have been updated according to the new naming scheme.
2024-03-06 11:42:19 -06:00

472 lines
15 KiB
Go

package main
import (
_ "embed"
"fmt"
"log"
"math/rand"
"runtime"
"strconv"
"time"
"github.com/samber/lo"
"github.com/wailsapp/wails/v3/pkg/events"
"github.com/wailsapp/wails/v3/pkg/application"
)
func main() {
app := application.New(application.Options{
Name: "WebviewWindow Demo",
Description: "A demo of the WebviewWindow API",
Assets: application.AlphaAssets,
Mac: application.MacOptions{
ApplicationShouldTerminateAfterLastWindowClosed: false,
},
})
app.On(events.Common.ApplicationStarted, func(event *application.Event) {
log.Println("ApplicationDidFinishLaunching")
})
var hiddenWindows []*application.WebviewWindow
currentWindow := func(fn func(window *application.WebviewWindow)) {
if app.CurrentWindow() != nil {
fn(app.CurrentWindow())
} else {
println("Current WebviewWindow is nil")
}
}
// Create a custom menu
menu := app.NewMenu()
if runtime.GOOS == "darwin" {
menu.AddRole(application.AppMenu)
} else {
menu.AddRole(application.FileMenu)
}
windowCounter := 1
// Let's make a "Demo" menu
myMenu := menu.AddSubmenu("New")
myMenu.Add("New WebviewWindow").
SetAccelerator("CmdOrCtrl+N").
OnClick(func(ctx *application.Context) {
app.NewWebviewWindow().
SetTitle("WebviewWindow "+strconv.Itoa(windowCounter)).
SetRelativePosition(rand.Intn(1000), rand.Intn(800)).
SetURL("https://wails.io").
Show()
windowCounter++
})
if runtime.GOOS != "linux" {
myMenu.Add("New WebviewWindow (Disable Minimise)").
OnClick(func(ctx *application.Context) {
app.NewWebviewWindowWithOptions(application.WebviewWindowOptions{
Windows: application.WindowsWindow{
DisableMinimiseButton: true,
},
Mac: application.MacWindow{
DisableMinimiseButton: true,
},
}).
SetTitle("WebviewWindow "+strconv.Itoa(windowCounter)).
SetRelativePosition(rand.Intn(1000), rand.Intn(800)).
SetURL("https://wails.io").
Show()
windowCounter++
})
myMenu.Add("New WebviewWindow (Disable Maximise)").
OnClick(func(ctx *application.Context) {
app.NewWebviewWindowWithOptions(application.WebviewWindowOptions{
Windows: application.WindowsWindow{
DisableMaximiseButton: true,
},
Mac: application.MacWindow{
DisableMaximiseButton: true,
},
}).
SetTitle("WebviewWindow "+strconv.Itoa(windowCounter)).
SetRelativePosition(rand.Intn(1000), rand.Intn(800)).
SetURL("https://wails.io").
Show()
windowCounter++
})
}
if runtime.GOOS == "darwin" {
myMenu.Add("New WebviewWindow (Disable Close)").
OnClick(func(ctx *application.Context) {
app.NewWebviewWindowWithOptions(application.WebviewWindowOptions{
Mac: application.MacWindow{
DisableCloseButton: true,
},
}).
SetTitle("WebviewWindow "+strconv.Itoa(windowCounter)).
SetRelativePosition(rand.Intn(1000), rand.Intn(800)).
SetURL("https://wails.io").
Show()
windowCounter++
})
}
myMenu.Add("New WebviewWindow (Hides on Close one time)").
SetAccelerator("CmdOrCtrl+H").
OnClick(func(ctx *application.Context) {
app.NewWebviewWindowWithOptions(application.WebviewWindowOptions{
// This will be called when the user clicks the close button
// on the window. It will hide the window for 5 seconds.
// If the user clicks the close button again, the window will
// close.
ShouldClose: func(window *application.WebviewWindow) bool {
if !lo.Contains(hiddenWindows, window) {
hiddenWindows = append(hiddenWindows, window)
go func() {
time.Sleep(5 * time.Second)
window.Show()
}()
window.Hide()
return false
}
// Remove the window from the hiddenWindows list
hiddenWindows = lo.Without(hiddenWindows, window)
return true
},
}).
SetTitle("WebviewWindow "+strconv.Itoa(windowCounter)).
SetRelativePosition(rand.Intn(1000), rand.Intn(800)).
SetURL("https://wails.io").
Show()
windowCounter++
})
myMenu.Add("New Frameless WebviewWindow").
SetAccelerator("CmdOrCtrl+F").
OnClick(func(ctx *application.Context) {
app.NewWebviewWindowWithOptions(application.WebviewWindowOptions{
X: rand.Intn(1000),
Y: rand.Intn(800),
BackgroundColour: application.NewRGB(33, 37, 41),
Frameless: true,
Mac: application.MacWindow{
InvisibleTitleBarHeight: 50,
},
}).Show()
windowCounter++
})
myMenu.Add("New WebviewWindow (ignores mouse events").
SetAccelerator("CmdOrCtrl+F").
OnClick(func(ctx *application.Context) {
app.NewWebviewWindowWithOptions(application.WebviewWindowOptions{
HTML: "<div style='width: 100%; height: 95%; border: 3px solid red; background-color: \"0000\";'></div>",
X: rand.Intn(1000),
Y: rand.Intn(800),
IgnoreMouseEvents: true,
BackgroundType: application.BackgroundTypeTransparent,
Mac: application.MacWindow{
InvisibleTitleBarHeight: 50,
},
}).Show()
windowCounter++
})
if runtime.GOOS == "darwin" {
myMenu.Add("New WebviewWindow (MacTitleBarHiddenInset)").
OnClick(func(ctx *application.Context) {
app.NewWebviewWindowWithOptions(application.WebviewWindowOptions{
Mac: application.MacWindow{
TitleBar: application.MacTitleBarHiddenInset,
InvisibleTitleBarHeight: 25,
},
}).
SetBackgroundColour(application.NewRGB(33, 37, 41)).
SetTitle("WebviewWindow "+strconv.Itoa(windowCounter)).
SetRelativePosition(rand.Intn(1000), rand.Intn(800)).
SetHTML("<br/><br/><p>A MacTitleBarHiddenInset WebviewWindow example</p>").
Show()
windowCounter++
})
myMenu.Add("New WebviewWindow (MacTitleBarHiddenInsetUnified)").
OnClick(func(ctx *application.Context) {
app.NewWebviewWindowWithOptions(application.WebviewWindowOptions{
Mac: application.MacWindow{
TitleBar: application.MacTitleBarHiddenInsetUnified,
InvisibleTitleBarHeight: 50,
},
}).
SetTitle("WebviewWindow "+strconv.Itoa(windowCounter)).
SetRelativePosition(rand.Intn(1000), rand.Intn(800)).
SetHTML("<br/><br/><p>A MacTitleBarHiddenInsetUnified WebviewWindow example</p>").
Show()
windowCounter++
})
myMenu.Add("New WebviewWindow (MacTitleBarHidden)").
OnClick(func(ctx *application.Context) {
app.NewWebviewWindowWithOptions(application.WebviewWindowOptions{
Mac: application.MacWindow{
TitleBar: application.MacTitleBarHidden,
InvisibleTitleBarHeight: 25,
},
}).
SetTitle("WebviewWindow "+strconv.Itoa(windowCounter)).
SetRelativePosition(rand.Intn(1000), rand.Intn(800)).
SetHTML("<br/><br/><p>A MacTitleBarHidden WebviewWindow example</p>").
Show()
windowCounter++
})
}
if runtime.GOOS == "windows" {
myMenu.Add("New WebviewWindow (Mica)").
OnClick(func(ctx *application.Context) {
app.NewWebviewWindowWithOptions(application.WebviewWindowOptions{
Title: "WebviewWindow " + strconv.Itoa(windowCounter),
X: rand.Intn(1000),
Y: rand.Intn(800),
BackgroundType: application.BackgroundTypeTranslucent,
HTML: "<html style='background-color: rgba(0,0,0,0);'><body></body></html>",
Windows: application.WindowsWindow{
BackdropType: application.Mica,
},
}).Show()
windowCounter++
})
myMenu.Add("New WebviewWindow (Acrylic)").
OnClick(func(ctx *application.Context) {
app.NewWebviewWindowWithOptions(application.WebviewWindowOptions{
Title: "WebviewWindow " + strconv.Itoa(windowCounter),
X: rand.Intn(1000),
Y: rand.Intn(800),
BackgroundType: application.BackgroundTypeTranslucent,
HTML: "<html style='background-color: rgba(0,0,0,0);'><body></body></html>",
Windows: application.WindowsWindow{
BackdropType: application.Acrylic,
},
}).Show()
windowCounter++
})
myMenu.Add("New WebviewWindow (Tabbed)").
OnClick(func(ctx *application.Context) {
app.NewWebviewWindowWithOptions(application.WebviewWindowOptions{
Title: "WebviewWindow " + strconv.Itoa(windowCounter),
X: rand.Intn(1000),
Y: rand.Intn(800),
BackgroundType: application.BackgroundTypeTranslucent,
HTML: "<html style='background-color: rgba(0,0,0,0);'><body></body></html>",
Windows: application.WindowsWindow{
BackdropType: application.Tabbed,
},
}).Show()
windowCounter++
})
}
sizeMenu := menu.AddSubmenu("Size")
sizeMenu.Add("Set Size (800,600)").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.SetSize(800, 600)
})
})
sizeMenu.Add("Set Size (Random)").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.SetSize(rand.Intn(800)+200, rand.Intn(600)+200)
})
})
sizeMenu.Add("Set Min Size (200,200)").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.SetMinSize(200, 200)
})
})
sizeMenu.Add("Set Max Size (600,600)").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.SetFullscreenButtonEnabled(false)
w.SetMaxSize(600, 600)
})
})
sizeMenu.Add("Get Current WebviewWindow Size").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
width, height := w.Size()
application.InfoDialog().SetTitle("Current WebviewWindow Size").SetMessage("Width: " + strconv.Itoa(width) + " Height: " + strconv.Itoa(height)).Show()
})
})
sizeMenu.Add("Reset Min Size").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.SetMinSize(0, 0)
})
})
sizeMenu.Add("Reset Max Size").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.SetMaxSize(0, 0)
w.SetFullscreenButtonEnabled(true)
})
})
positionMenu := menu.AddSubmenu("Position")
positionMenu.Add("Set Relative Position (0,0)").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.SetRelativePosition(0, 0)
})
})
positionMenu.Add("Set Relative Position (Random)").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.SetRelativePosition(rand.Intn(1000), rand.Intn(800))
})
})
positionMenu.Add("Get Relative Position").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
x, y := w.RelativePosition()
application.InfoDialog().SetTitle("Current WebviewWindow Position").SetMessage("X: " + strconv.Itoa(x) + " Y: " + strconv.Itoa(y)).Show()
})
})
positionMenu.Add("Set Absolute Position (0,0)").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.SetAbsolutePosition(0, 0)
})
})
positionMenu.Add("Set Absolute Position (Random)").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.SetAbsolutePosition(rand.Intn(1000), rand.Intn(800))
})
})
positionMenu.Add("Get Absolute Position").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
x, y := w.AbsolutePosition()
application.InfoDialog().SetTitle("Current WebviewWindow Position").SetMessage("X: " + strconv.Itoa(x) + " Y: " + strconv.Itoa(y)).Show()
})
})
positionMenu.Add("Center").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.Center()
})
})
stateMenu := menu.AddSubmenu("State")
stateMenu.Add("Minimise (for 2 secs)").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.Minimise()
time.Sleep(2 * time.Second)
w.Restore()
})
})
stateMenu.Add("Maximise").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.Maximise()
})
})
stateMenu.Add("Fullscreen").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.Fullscreen()
})
})
stateMenu.Add("UnFullscreen").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.UnFullscreen()
})
})
stateMenu.Add("Restore").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.Restore()
})
})
stateMenu.Add("Hide (for 2 seconds)").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.Hide()
time.Sleep(2 * time.Second)
w.Show()
})
})
stateMenu.Add("Always on Top").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.SetAlwaysOnTop(true)
})
})
stateMenu.Add("Not always on Top").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.SetAlwaysOnTop(false)
})
})
stateMenu.Add("Google.com").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.SetURL("https://google.com")
})
})
stateMenu.Add("wails.io").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.SetURL("https://wails.io")
})
})
stateMenu.Add("Get Primary Screen").OnClick(func(ctx *application.Context) {
screen, err := app.GetPrimaryScreen()
if err != nil {
application.ErrorDialog().SetTitle("Error").SetMessage(err.Error()).Show()
return
}
msg := fmt.Sprintf("Screen: %+v", screen)
application.InfoDialog().SetTitle("Primary Screen").SetMessage(msg).Show()
})
stateMenu.Add("Get Screens").OnClick(func(ctx *application.Context) {
screens, err := app.GetScreens()
if err != nil {
application.ErrorDialog().SetTitle("Error").SetMessage(err.Error()).Show()
return
}
for _, screen := range screens {
msg := fmt.Sprintf("Screen: %+v", screen)
application.InfoDialog().SetTitle(fmt.Sprintf("Screen %s", screen.ID)).SetMessage(msg).Show()
}
})
stateMenu.Add("Get Screen for WebviewWindow").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
screen, err := w.GetScreen()
if err != nil {
application.ErrorDialog().SetTitle("Error").SetMessage(err.Error()).Show()
return
}
msg := fmt.Sprintf("Screen: %+v", screen)
application.InfoDialog().SetTitle(fmt.Sprintf("Screen %s", screen.ID)).SetMessage(msg).Show()
})
})
stateMenu.Add("Disable for 5s").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
w.SetEnabled(false)
time.Sleep(5 * time.Second)
w.SetEnabled(true)
})
})
if runtime.GOOS == "windows" {
stateMenu.Add("Flash Start").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
time.Sleep(2 * time.Second)
w.Flash(true)
})
})
}
printMenu := menu.AddSubmenu("Print")
printMenu.Add("Print").OnClick(func(ctx *application.Context) {
currentWindow(func(w *application.WebviewWindow) {
_ = w.Print()
})
})
app.NewWebviewWindowWithOptions(application.WebviewWindowOptions{
BackgroundColour: application.NewRGB(33, 37, 41),
Mac: application.MacWindow{
DisableShadow: true,
},
})
app.SetMenu(menu)
err := app.Run()
if err != nil {
log.Fatal(err)
}
}