added a custom Theme using the fyne-theme-generator

game/window.go

@@ -1,6 +1,8 @@
 package game
 
 import (
+	"tictactoe/theme"
+
 	"fyne.io/fyne/v2"
 	"fyne.io/fyne/v2/app"
 	"fyne.io/fyne/v2/container"
@@ -13,10 +15,12 @@ var TextLabel *widget.Label
 // creates a window for the TicTacToe game application.
 func CreateWindow() fyne.Window {
 	// Create the app.
-	myApp := app.New()
+	App := app.New()
 
+	// Adding a theme to my Window
+	App.Settings().SetTheme(theme.TicTacToeTheme{})
 	// Create a new window for the game application.
-	myWindow := myApp.NewWindow("TicTacToe")
+	Window := App.NewWindow("TicTacToe")
 
 	// Set the text of our TextLabel to TicTacToe
 	TextLabel = widget.NewLabel("TicTacToe")
@@ -34,9 +38,9 @@ func CreateWindow() fyne.Window {
 	content := container.New(layout.NewBorderLayout(topItems, nil, nil, nil), topItems, matchField)
 
 	// Set the content and size of the window.
-	myWindow.SetContent(content)
+	Window.SetContent(content)
-	myWindow.Resize(fyne.NewSize(300, 300))
+	Window.Resize(fyne.NewSize(300, 300))
 
 	// Return the created window.
-	return myWindow
+	return Window
 }

theme/theme_gen.go

@@ -0,0 +1,90 @@
+// Code generated by fyne-theme-generator
+
+package theme
+
+import (
+	"image/color"
+
+	"fyne.io/fyne/v2"
+	"fyne.io/fyne/v2/theme"
+)
+
+type TicTacToeTheme struct{}
+
+func (TicTacToeTheme) Color(c fyne.ThemeColorName, v fyne.ThemeVariant) color.Color {
+	switch c {
+	case theme.ColorNameBackground:
+		return color.NRGBA{R: 0x13, G: 0x37, B: 0x73, A: 0xff}
+	case theme.ColorNameButton:
+		return color.NRGBA{R: 0x1e, G: 0x57, B: 0xba, A: 0xff}
+	case theme.ColorNameDisabledButton:
+		return color.NRGBA{R: 0x9, G: 0x19, B: 0x36, A: 0xff}
+	case theme.ColorNameDisabled:
+		return color.NRGBA{R: 0x54, G: 0x66, B: 0x87, A: 0xff}
+	case theme.ColorNameError:
+		return color.NRGBA{R: 0xf4, G: 0x43, B: 0x36, A: 0xff}
+	case theme.ColorNameFocus:
+		return color.NRGBA{R: 0x4a, G: 0x72, B: 0xbd, A: 0xff}
+	case theme.ColorNameForeground:
+		return color.NRGBA{R: 0xbd, G: 0xd5, B: 0xff, A: 0xff}
+	case theme.ColorNameHover:
+		return color.NRGBA{R: 0x56, G: 0x7a, B: 0xba, A: 0xff}
+	case theme.ColorNameInputBackground:
+		return color.NRGBA{R: 0xff, G: 0xff, B: 0xff, A: 0x19}
+	case theme.ColorNamePlaceHolder:
+		return color.NRGBA{R: 0xb2, G: 0xb2, B: 0xb2, A: 0xff}
+	case theme.ColorNamePressed:
+		return color.NRGBA{R: 0xff, G: 0xff, B: 0xff, A: 0x66}
+	case theme.ColorNamePrimary:
+		return color.NRGBA{R: 0x21, G: 0x96, B: 0xf3, A: 0xff}
+	case theme.ColorNameScrollBar:
+		return color.NRGBA{R: 0x0, G: 0x0, B: 0x0, A: 0x99}
+	case theme.ColorNameShadow:
+		return color.NRGBA{R: 0x0, G: 0x0, B: 0x0, A: 0x66}
+	default:
+		return theme.DefaultTheme().Color(c, v)
+	}
+}
+
+func (TicTacToeTheme) Font(s fyne.TextStyle) fyne.Resource {
+	if s.Monospace {
+		return theme.DefaultTheme().Font(s)
+	}
+	if s.Bold {
+		if s.Italic {
+			return theme.DefaultTheme().Font(s)
+		}
+		return theme.DefaultTheme().Font(s)
+	}
+	if s.Italic {
+		return theme.DefaultTheme().Font(s)
+	}
+	return theme.DefaultTheme().Font(s)
+}
+
+func (TicTacToeTheme) Icon(n fyne.ThemeIconName) fyne.Resource {
+	return theme.DefaultTheme().Icon(n)
+}
+
+func (TicTacToeTheme) Size(s fyne.ThemeSizeName) float32 {
+	switch s {
+	case theme.SizeNameCaptionText:
+		return 11
+	case theme.SizeNameInlineIcon:
+		return 20
+	case theme.SizeNamePadding:
+		return 4
+	case theme.SizeNameScrollBar:
+		return 16
+	case theme.SizeNameScrollBarSmall:
+		return 3
+	case theme.SizeNameSeparatorThickness:
+		return 1
+	case theme.SizeNameText:
+		return 14
+	case theme.SizeNameInputBorder:
+		return 2
+	default:
+		return theme.DefaultTheme().Size(s)
+	}
+}