gadgetwindow/choices.go

// This creates a simple hello world window
package main

import (
	"math/rand"
	"time"

	"go.wit.com/gui"
	"go.wit.com/lib/gadgets"
	"go.wit.com/log"
)

type choices struct {
	group     *gui.Node // the group
	grid      *gui.Node // the grid
	hello     *gui.Node // the hello button
	computers *gui.Node
	colors    *gui.Node
	checkers  *gui.Node

	socks  *gadgets.OneLiner
	animal *gadgets.BasicCombobox
	place  *gadgets.BasicEntry
}

// This initializes the first window and some widgets
func newChoices(parent *gui.Node) *choices {
	var c *choices
	c = new(choices)
	c.group = parent.NewGroup("choices")
	c.grid = c.group.NewGrid("gridiron", 8, 1)

	c.grid.NewButton("hello", func() {
		log.Info("world")
	})
	c.grid.NewButton("toggle basic window", func() {
		basicWindow.Toggle()
	})
	c.grid.NewLabel("a label")
	c.grid.NextRow()

	c.computers = c.grid.NewDropdown().SetProgName("COMPUTERS")
	c.computers.AddText("Atari 500")
	c.computers.AddText("Beagleboard")
	c.computers.AddText("Unmatched Rev B")
	c.computers.SetText("Beagleboard")
	c.computers.Custom = func() {
		log.Info("You changed the computer to:", c.computers.String())
	}
	c.grid.NewButton("modify dropdown state", func() {
		c.computers.AddText("Irix")
		c.computers.AddText("Macintosh Plus")
		c.computers.SetText("Irix")

		rand.Seed(time.Now().UnixNano())
		// Generate a random number between 0 and 25
		randomNum := rand.Intn(8) // 26 because Intn is [0, n)
		// Convert to a corresponding uppercase letter
		randomLetter := rune('A' + randomNum)
		c.computers.AddText("WIT " + string(randomLetter))
		c.showState()
	})
	c.grid.NewButton("toggle", func() {
		if c.computers.Hidden() {
			c.computers.Show()
		} else {
			c.computers.Hide()
		}
	})
	c.grid.NewButton("dropdown state", func() {
		c.showState()
	})
	c.grid.NextRow()

	c.colors = c.grid.NewCombobox().SetProgName("COLORS")
	c.colors.AddText("Cyan")
	c.colors.AddText("Magenta")
	c.colors.AddText("Yellow")
	c.colors.SetText("orange")
	c.grid.NewButton("modify combobox state", func() {
		c.colors.AddText("Red")
		rand.Seed(time.Now().UnixNano())
		// Generate a random number between 0 and 25
		randomNum := rand.Intn(26) // 26 because Intn is [0, n)
		// Convert to a corresponding uppercase letter
		randomLetter := rune('A' + randomNum)
		c.colors.AddText("Yellow " + string(randomLetter))

		c.colors.SetText("blue")
		log.Info("color value =", c.colors.String())
	})
	c.grid.NewButton("toggle", func() {
		if c.colors.Hidden() {
			c.colors.Show()
		} else {
			c.colors.Hide()
		}
	})
	c.grid.NewButton("show state", func() {
		c.showState()
	})
	c.grid.NextRow()

	c.checkers = c.grid.NewCheckbox("Checkers").SetProgName("CHECKERS")
	c.checkers.Custom = func() {
		log.Info("Checkers is", c.checkers.Bool())
	}
	c.grid.NextRow()

	c.socks = gadgets.NewOneLiner(c.grid, "two for one")
	c.socks.SetValue("socks")
	c.grid.NextRow()

	c.animal = gadgets.NewBasicCombobox(c.grid, "animals")
	c.animal.AddText("otter")
	c.animal.AddText("honey badger")
	c.animal.AddText("polar bear")
	c.grid.NextRow()

	c.place = gadgets.NewBasicEntry(c.grid, "favorite place")
	c.place.Custom = func() {
		log.Info("now set to:", c.place.String())
		if c.place == section1.place {
			section2.place.SetText(c.place.String())
		}
		if c.place == section2.place {
			section1.place.SetText(c.place.String())
		}
	}
	c.place.SetText("coffee shop")
	c.grid.NextRow()

	c.grid.NewButton("enable animals", func() {
		c.animal.Enable()
	})
	c.grid.NewButton("disable animals", func() {
		c.animal.Disable()
	})
	c.grid.NewButton("set trust", func() {
		c.place.SetText("trust")
	})

	return c
}

func (c *choices) SetSocks(s string) *choices {
	c.socks.SetValue(s)
	return c
}

func (c *choices) showState() {
	log.Info("computers value =", c.computers.String())
	for i, s := range c.computers.Strings() {
		log.Println("computers has:", i, s)
	}
	log.Info("color value =", c.colors.String())
	for i, s := range c.colors.Strings() {
		log.Println("has option", i, s)
	}
}