func main() {
gmd.SetAppName("go.uik")
go func() {
uik.WindowGenerator = func(parent wde.Window, width, height int) (window wde.Window, err error) {
window, err = gmd.NewWindow()
window.SetSize(width, height)
return
}
wbounds := geom.Rect{
Max: geom.Coord{480, 320},
}
w, err := uik.NewWindow(nil, int(wbounds.Max.X), int(wbounds.Max.Y))
if err != nil {
fmt.Println(err)
return
}
w.W.SetTitle("go.uik")
// Create a button with the given size and label
b := widgets.NewButton("Hi")
// Here we get the button's label's data
ld := <-b.Label.GetConfig
// we modify the copy for a special message to display
ld.Text = "clicked!"
l := widgets.NewLabel(geom.Coord{100, 50}, widgets.LabelData{"text", 14, color.Black})
b2 := widgets.NewButton("there")
ld2 := <-b2.Label.GetConfig
ld2.Text = "BAM"
// the widget.Buttton has a special channels that sends out wde.Buttons
// whenever its clicked. Here we set up something that changes the
// label's text every time a click is received.
clicker := make(widgets.Clicker)
b.AddClicker <- clicker
go func() {
for _ = range clicker {
b.Label.SetConfig <- ld
l.SetConfig <- widgets.LabelData{"ohnoes", 20, color.Black}
}
}()
clicker2 := make(widgets.Clicker)
b2.AddClicker <- clicker2
go func() {
for _ = range clicker2 {
b.Label.SetConfig <- ld2
b2.Label.SetConfig <- ld
l.SetConfig <- widgets.LabelData{"oops", 14, color.Black}
}
}()
cb := widgets.NewCheckbox(geom.Coord{50, 50})
kg := widgets.NewKeyGrab(geom.Coord{50, 50})
kg2 := widgets.NewKeyGrab(geom.Coord{50, 50})
g := layouts.NewGrid(layouts.GridConfig{})
l0_0 := widgets.NewLabel(geom.Coord{}, widgets.LabelData{"0, 0", 12, color.Black})
l0_1 := widgets.NewLabel(geom.Coord{}, widgets.LabelData{"0, 1", 12, color.Black})
l1_0 := widgets.NewLabel(geom.Coord{}, widgets.LabelData{"1, 0", 12, color.Black})
l1_1 := widgets.NewLabel(geom.Coord{}, widgets.LabelData{"1, 1", 12, color.Black})
g.Add <- layouts.BlockData{
Block: &l0_0.Block,
GridX: 0, GridY: 0,
}
g.Add <- layouts.BlockData{
Block: &l0_1.Block,
GridX: 0, GridY: 1,
}
g.Add <- layouts.BlockData{
Block: &l1_0.Block,
GridX: 1, GridY: 0,
}
g.Add <- layouts.BlockData{
Block: &l1_1.Block,
GridX: 1, GridY: 1,
}
clicker3 := make(widgets.Clicker)
b.AddClicker <- clicker3
go func() {
for _ = range clicker3 {
l0_0.SetConfig <- widgets.LabelData{"Pow", 12, color.Black}
}
}()
clicker4 := make(widgets.Clicker)
b2.AddClicker <- clicker4
go func() {
for _ = range clicker4 {
l0_0.SetConfig <- widgets.LabelData{"gotcha", 12, color.Black}
}
}()
e := widgets.NewEntry(geom.Coord{100, 30})
// Here we create a flow layout, which just lines up its blocks from
// left to right.
fl := layouts.NewFlow()
fl.Add <- &b.Block
fl.Add <- &l.Block
fl.Add <- &kg.Block
fl.Add <- &b2.Block
fl.Add <- &cb.Block
fl.Add <- &kg2.Block
fl.Add <- &g.Block
fl.Add <- &e.Block
// We add it to the window, taking up the entire space the window has.
w.SetPane(&fl.Block)
w.Show()
// Here we set up a subscription on the window's close events.
done := make(chan interface{}, 1)
isDone := func(e interface{}) (accept, done bool) {
_, accept = e.(uik.CloseEvent)
done = accept
return
}
w.Block.Subscribe <- uik.Subscription{isDone, done}
// once a close event comes in on the subscription, end the program
<-done
w.W.Close()
gmd.Stop()
}()
gmd.Run()
}
func main() {
var dw ui.Window
x := func() {
w := gmd.NewWindow()
w.SetTitle("hi!")
w.SetSize(100, 100)
w.Show()
dw = w
events := dw.EventChan()
var s draw.Image = dw.Screen()
go func() {
for ei := range events {
switch e := ei.(type) {
case gmd.MouseDownEvent:
println("md", e.X, e.Y, e.Button)
case gmd.MouseUpEvent:
println("mu", e.X, e.Y, e.Button)
case gmd.MouseMovedEvent:
println("mv", e.X, e.Y)
case gmd.MouseDraggedEvent:
println("mdr", e.X, e.Y, e.Button)
case gmd.MouseEnteredEvent:
println("men", e.X, e.Y)
case gmd.MouseExitedEvent:
println("mex", e.X, e.Y)
case gmd.KeyDownEvent:
println("kd", e.Letter)
case gmd.KeyUpEvent:
println("ku", e.Letter)
case gmd.CloseEvent:
println("close")
case gmd.ResizeEvent:
println("resize")
s = dw.Screen()
}
}
}()
for i := 0; ; i++ {
for x := 0; x < 100; x++ {
for y := 0; y < 100; y++ {
var r uint8
if x > 50 {
r = 255
}
var g uint8
if y >= 50 {
g = 255
}
var b uint8
if y < 25 || y >= 75 {
b = 255
}
if i%2 == 1 {
r = 255 - r
}
if y > 90 {
r = 255
g = 255
b = 255
}
if x == y {
r = 100
g = 100
b = 100
}
s.Set(x, y, color.RGBA{r, g, b, 255})
}
}
dw.FlushImage()
<-time.After(1e9)
}
}
go x()
gmd.Run()
println("done")
}
func wgen(width, height int) (w wde.Window, err error) {
w, err = gmd.NewWindow()
return
}
