func initGUI() {
/*
ff := ui.ListFontFamilies()
for i := 0; i < ff.NumFamilies(); i++ {
log.Printf("%3d. Font family '%s'\n", i + 1, ff.Family(i))
}
*/
window := ui.NewWindow("Привет мир!", 800, 480, false)
window.SetMargined(true)
progress := ui.NewProgressBar()
labelTime := ui.NewLabel("")
labelInfo := ui.NewLabel("Info")
labelInfoButtonHandler := func(b *ui.Button) {
labelInfo.SetText("Click button " + b.Text())
}
hbox := ui.NewHorizontalBox()
hbox.SetPadded(true)
hbox.Append(func() *ui.Box {
box := ui.NewVerticalBox()
box.SetPadded(true)
box.Append(func() *ui.Button {
button := ui.NewButton("Button 1")
button.OnClicked(labelInfoButtonHandler)
return button
}(), false)
box.Append(func() *ui.Button {
button := ui.NewButton("Button 2")
button.OnClicked(labelInfoButtonHandler)
return button
}(), false)
box.Append(func() *ui.Button {
button := ui.NewButton("Button 3")
button.OnClicked(labelInfoButtonHandler)
return button
}(), false)
box.Append(ui.NewHorizontalSeparator(), false)
label := ui.NewLabel("It's all")
box.Append(label, true)
box.Append(func() *ui.Button {
button := ui.NewButton("Exit")
button.OnClicked(func(*ui.Button) {
ui.Quit()
})
return button
}(), false)
return box
}(), false)
areaHandler := NewHistogramAreaHandler(20)
area := ui.NewArea(areaHandler)
hbox.Append(func() *ui.Box {
box := ui.NewVerticalBox()
box.SetPadded(true)
box.Append(labelInfo, false)
box.Append(labelTime, false)
tab := ui.NewTab()
tab.Append("Histogram demo", area)
tab.Append("Controls demo", func() *ui.Box {
box := ui.NewVerticalBox()
box.SetPadded(true)
box.Append(ui.NewEntry(), false)
box.Append(ui.NewCheckbox("Check it"), false)
box.Append(func() *ui.RadioButtons {
radio := ui.NewRadioButtons()
radio.Append("Radio button 1")
radio.Append("Radio button 2")
radio.Append("Radio button 3")
return radio
}(), false)
box.Append(func() *ui.Group {
combo := ui.NewCombobox()
combo.Append("First")
combo.Append("Second")
combo.Append("Third")
combo.Append("Fourth")
combo.OnSelected(func(cb *ui.Combobox) {
ui.MsgBoxError(window, "OnSelected", "Line #"+strconv.Itoa(cb.Selected()+1))
})
group := ui.NewGroup("Can't get text, only index")
group.SetChild(combo)
return group
}(), false)
box.Append(ui.NewSlider(0, 100), false)
box.Append(ui.NewSpinbox(0, 10), false)
box.Append(ui.NewDatePicker(), false)
box.Append(ui.NewDateTimePicker(), false)
return box
}())
tab.Append("Tab 3", ui.NewLabel("At tab 3"))
box.Append(tab, true)
box.Append(progress, false)
return box
}(), true)
window.SetChild(hbox)
window.OnClosing(func(*ui.Window) bool {
log.Println("Window close")
ui.Quit()
return true
})
window.Show()
progressCounter := 0
progressTicker := time.NewTicker(time.Millisecond * 50)
go func() {
for _ = range progressTicker.C {
// Что бы записать значение в виджет используем потокобезопасный вызов
ui.QueueMain(func() {
progress.SetValue(progressCounter)
})
progressCounter++
if progressCounter > 100 {
progressCounter = 0
}
}
}()
timeTicker := time.NewTicker(time.Millisecond * 10)
go func() {
for t := range timeTicker.C {
// Что бы записать значение в виджет используем потокобезопасный вызов
ui.QueueMain(func() {
labelTime.SetText(t.Format(time.StampMilli))
})
}
}()
hystogrammTicker := time.NewTicker(time.Millisecond * 500)
go func() {
for _ = range hystogrammTicker.C {
// Что бы записать значение в виджет используем потокобезопасный вызов
ui.QueueMain(func() {
areaHandler.Push(rand.Intn(100))
area.QueueRedrawAll()
})
}
}()
log.Println("InitGUI done")
}
func showPreview(img *image.RGBA) {
w2 = ui.NewWindow("Stuff", img.Bounds().Dx(), img.Bounds().Dy(), ui.NewArea(img.Bounds().Dx(), img.Bounds().Dy(), (*imageArea)(img)))
w2.OnClosing(func() bool {
ui.Stop()
return true
})
w2.Show()
}
// Creates a new UIDoc control. This can be added to a ui.Window, ui.Box, etc.
func New() *UIDoc {
r := &UIDoc{}
r.area = ui.NewScrollingArea(&drawHandler{r}, 400, 400)
r.measureArea = ui.NewArea(&measureHandler{r})
r.box = ui.NewVerticalBox()
toolbarContainer := ui.NewHorizontalBox()
toolbarHeightRetainer := ui.NewHorizontalSeparator()
toolbarContainer.Append(toolbarHeightRetainer, false)
toolbarContainer.Append(r.measureArea, true)
r.box.Append(r.area, true)
r.box.Append(toolbarContainer, false)
return r
}
// Creates the tab for the specified song. Calls updateLabels and updateCover
// with the create argument to true. Defines two grids : igrid and ogrid
// igrid contains all the labels
// ogrid groups the area containing the image handler and the igrid
func (s *song) createTab() {
s.generateLabels(true)
s.generateCover(true)
// Inside Grid
igrid := ui.NewGrid()
igrid.Add(s.title, nil, ui.South, false, ui.LeftTop, false, ui.LeftTop, 1, 1)
igrid.Add(s.album, nil, ui.South, false, ui.LeftTop, false, ui.LeftTop, 1, 1)
igrid.Add(s.artist, nil, ui.South, false, ui.LeftTop, false, ui.LeftTop, 1, 1)
igrid.Add(s.year, nil, ui.South, false, ui.LeftTop, false, ui.LeftTop, 1, 1)
// Outside Grid
ogrid := ui.NewGrid()
ogrid.Add(ui.NewArea(100, 100, &areaHandler{s.cover}), nil, ui.South, false, ui.LeftTop, true, ui.LeftTop, 1, 1)
ogrid.Add(igrid, nil, ui.East, false, ui.LeftTop, true, ui.LeftTop, 1, 1)
s.stack = ui.NewVerticalStack(ogrid)
}
func initGUI() {
b := ui.NewButton("Button")
c := ui.NewCheckbox("Checkbox")
tf := ui.NewTextField()
tf.SetText("Text Field")
pf := ui.NewPasswordField()
pf.SetText("Password Field")
l := ui.NewStandaloneLabel("Label")
t := ui.NewTab()
t.Append("Tab 1", ui.Space())
t.Append("Tab 2", ui.Space())
t.Append("Tab 3", ui.Space())
g := ui.NewGroup("Group", ui.Space())
icons, il := readIcons()
table := ui.NewTable(reflect.TypeOf(icons[0]))
table.Lock()
d := table.Data().(*[]icon)
*d = icons
table.Unlock()
table.LoadImageList(il)
area := ui.NewArea(200, 200, &areaHandler{tileImage(20)})
stack := ui.NewVerticalStack(
b,
c,
tf,
pf,
l,
t,
g,
table,
area)
stack.SetStretchy(5)
stack.SetStretchy(6)
stack.SetStretchy(7)
stack.SetStretchy(8)
w = ui.NewWindow("Window", 400, 500, stack)
w.OnClosing(func() bool {
ui.Stop()
return true
})
w.Show()
}
func main() {
simulation.Init()
timer_10ms := time.Tick(10 * time.Millisecond)
go ui.Do(func() {
widthFloat := float64(inWidth * dpi)
heightFloat := float64(inHeight * dpi)
width := int(widthFloat)
height := int(heightFloat)
// Give ourselves a drawable canvas:
canvas := &canvasArea{
img: image.NewRGBA(image.Rect(0, 0, width, height)),
}
area := ui.NewArea(width, height, canvas)
w := ui.NewWindow("e-minor v2", width+8*2, height+28*2, area)
w.SetMargined(false)
w.OnClosing(func() bool {
ui.Stop()
return true
})
w.Show()
// This *should* be in the main UI message loop, but the 'ui' package does not expose the message loop.
go func() {
for {
select {
case <-timer_10ms:
simulation.Timer_10msec()
default:
simulation.Handle()
}
}
}()
})
err := ui.Go()
if err != nil {
panic(err)
}
}