115 lines
2.2 KiB
Go
115 lines
2.2 KiB
Go
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package main
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import (
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"fmt"
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"git.kirsle.net/go/render"
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"git.kirsle.net/go/render/sdl"
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"git.kirsle.net/go/ui"
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)
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func init() {
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sdl.DefaultFontFilename = "../DejaVuSans.ttf"
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}
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func main() {
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mw, err := ui.NewMainWindow("Forms Test")
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if err != nil {
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panic(err)
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}
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mw.SetBackground(render.White)
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// Buttons row.
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{
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frame := ui.NewFrame("Frame 1")
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mw.Pack(frame, ui.Pack{
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Side: ui.N,
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FillX: true,
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Padding: 4,
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})
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label := ui.NewLabel(ui.Label{
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Text: "Buttons:",
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})
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frame.Pack(label, ui.Pack{
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Side: ui.W,
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})
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// Buttons.
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btn := ui.NewButton("Button 1", ui.NewLabel(ui.Label{
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Text: "Click me!",
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}))
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btn.Handle(ui.Click, func(ed ui.EventData) error {
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fmt.Println("Clicked!")
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return nil
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})
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frame.Pack(btn, ui.Pack{
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Side: ui.W,
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PadX: 4,
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})
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mw.Supervisor().Add(btn)
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}
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// Selectbox row.
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{
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frame := ui.NewFrame("Frame 2")
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mw.Pack(frame, ui.Pack{
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Side: ui.N,
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FillX: true,
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Padding: 4,
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})
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label := ui.NewLabel(ui.Label{
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Text: "Set window color:",
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})
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frame.Pack(label, ui.Pack{
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Side: ui.W,
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})
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var colors = []struct{
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Label string
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Value render.Color
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}{
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{"White", render.White},
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{"Yellow", render.Yellow},
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{"Cyan", render.Cyan},
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{"Green", render.Green},
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{"Blue", render.RGBA(0, 153, 255, 255)},
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{"Pink", render.Pink},
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}
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// Create the SelectBox and populate its options.
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sel := ui.NewSelectBox("Select 1", ui.Label{})
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for _, option := range colors {
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sel.AddItem(option.Label, option.Value, func() {
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fmt.Printf("Picked option: %s\n", option.Value)
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})
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}
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// On change: set the window BG color.
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sel.Handle(ui.Change, func(ed ui.EventData) error {
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if val, ok := sel.GetValue(); ok {
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if color, ok := val.Value.(render.Color); ok {
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fmt.Printf("Set background to: %s\n", val.Label)
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mw.SetBackground(color)
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} else {
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fmt.Println("Not a valid color!")
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}
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} else {
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fmt.Println("Not a valid SelectBox value!")
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}
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return nil
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})
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frame.Pack(sel, ui.Pack{
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Side: ui.W,
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PadX: 4,
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})
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sel.Supervise(mw.Supervisor())
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mw.Supervisor().Add(sel) // TODO: ideally Supervise() is all that's needed,
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// but w/o this extra Add() the Button doesn't react.
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}
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mw.MainLoop()
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}
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