theme.go

package main

import (
	"image/color"

	"fyne.io/fyne/v2"
	"fyne.io/fyne/v2/theme"
)

var (
	errorColor   = color.NRGBA{R: 0xf4, G: 0x43, B: 0x36, A: 0xff}
	successColor = color.NRGBA{R: 0x43, G: 0xf4, B: 0x36, A: 0xff}
	warningColor = color.NRGBA{R: 0xff, G: 0x98, B: 0x00, A: 0xff}
)

type MyTheme struct{}

var _ fyne.Theme = (*MyTheme)(nil)

func (m MyTheme) Color(name fyne.ThemeColorName, variant fyne.ThemeVariant) color.Color {
	switch name {
	case theme.ColorNameBackground:
		return color.NRGBA{R: 0x14, G: 0x14, B: 0x15, A: 0xff}
	case theme.ColorNameButton:
		return color.NRGBA{R: 0x28, G: 0x29, B: 0x2e, A: 0xff}
	case theme.ColorNameDisabled:
		return color.NRGBA{R: 0x39, G: 0x39, B: 0x3a, A: 0xff}
	case theme.ColorNameDisabledButton:
		return color.NRGBA{R: 0x28, G: 0x29, B: 0x2e, A: 0xff}
	case theme.ColorNameError:
		return errorColor
	case theme.ColorNameForeground:
		return color.NRGBA{R: 0xf3, G: 0xf3, B: 0xf3, A: 0xff}
	case theme.ColorNameHover:
		return color.NRGBA{R: 0xff, G: 0xff, B: 0xff, A: 0x0f}
	case theme.ColorNameInputBackground:
		return color.NRGBA{R: 0x20, G: 0x20, B: 0x23, A: 0xff}
	case theme.ColorNameInputBorder:
		return color.NRGBA{R: 0x39, G: 0x39, B: 0x3a, A: 0xff}
	case theme.ColorNameMenuBackground:
		return color.NRGBA{R: 0x28, G: 0x29, B: 0x2e, A: 0xff}
	case theme.ColorNameOverlayBackground:
		return color.NRGBA{R: 0x18, G: 0x1d, B: 0x25, A: 0xff}
	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.ColorNameScrollBar:
		return color.NRGBA{R: 0xff, G: 0xff, B: 0xff, A: 0x99}
	case theme.ColorNameSeparator:
		return color.NRGBA{R: 0x0, G: 0x0, B: 0x0, A: 0xff}
	case theme.ColorNameShadow:
		return color.NRGBA{A: 0x66}
	case theme.ColorNameSuccess:
		return successColor
	case theme.ColorNameWarning:
		return warningColor
	}

	return theme.DefaultTheme().Color(name, variant)
}

/*
func (m MyTheme) Icon(name fyne.ThemeIconName) fyne.Resource {
	if name == theme.IconNameHome {
		fyne.NewStaticResource("myHome", assets.HkBytes)
	}

	return theme.DefaultTheme().Icon(name)
}
*/

func (m MyTheme) Icon(n fyne.ThemeIconName) fyne.Resource {
	return theme.DefaultTheme().Icon(n)
}

func (m MyTheme) Font(style fyne.TextStyle) fyne.Resource {
	return theme.DefaultTheme().Font(style)
}

func (m MyTheme) Size(name fyne.ThemeSizeName) float32 {
	switch name {
	case theme.SizeNameSeparatorThickness:
		return 0
	case theme.SizeNameInlineIcon:
		return 20
	case theme.SizeNameInnerPadding:
		return 4
	case theme.SizeNameLineSpacing:
		return 2
	case theme.SizeNamePadding:
		return 6
	case theme.SizeNameScrollBar:
		return 16
	case theme.SizeNameScrollBarSmall:
		return 3
	case theme.SizeNameText:
		return 13
	case theme.SizeNameHeadingText:
		return 24
	case theme.SizeNameSubHeadingText:
		return 18
	case theme.SizeNameCaptionText:
		return 11
	case theme.SizeNameInputBorder:
		return 2
	default:
		return 2
	}
}