def textcb(recv, send, sig, data):
sa = gi.TextField(handle=send)
tsig = gi.TextFieldSignals(sig)
if tsig == gi.TextFieldSignals.TextFieldDone:
print("Received text signal:", tsig.name, "from field:", sa.Name(), "val:", data)
else:
print("Received text signal:", tsig.name, "from field:", sa.Name())
def PyObjUpdtView(val, vw, nm):
"""
updates the given view widget for given value
"""
if isinstance(val, Enum):
if isinstance(vw, gi.ComboBox):
svw = gi.ComboBox(vw)
svw.SetCurVal(val.name)
else:
print("epygiv; Enum value: %s doesn't have ComboBox widget" % nm)
elif isinstance(val, go.GoClass):
pass
elif isinstance(val, ClassViewObj):
val.UpdateClassViewInline()
val.UpdateClassView()
elif isinstance(val, bool):
if isinstance(vw, gi.CheckBox):
svw = gi.CheckBox(vw)
svw.SetChecked(val)
else:
print("epygiv; bool value: %s doesn't have CheckBox widget" % nm)
elif isinstance(val, (int, float)):
if isinstance(vw, gi.SpinBox):
svw = gi.SpinBox(vw)
svw.SetValue(val)
else:
print("epygiv; numerical value: %s doesn't have SpinBox widget" % nm)
else:
if isinstance(vw, gi.TextField):
tvw = gi.TextField(vw)
tvw.SetText(str(val))
else:
print("epygiv; object %s = %s doesn't have expected TextField widget" % (nm, val))
def SetStrValCB(recv, send, sig, data):
if sig != gi.TextFieldDone:
return
vw = gi.TextField(handle=send)
nm = vw.Name()
nms = nm.split(':')
cv = classviews[nms[0]]
setattr(cv.Class, nms[1], vw.Text())
def textcb(recv, send, sig, data):
sa = gi.TextField(handle=send)
print("Received text signal:", sig, "from field:", sa.Name(), "val:", data)
def mainrun():
width = 1024
height = 768
# turn these on to see a traces of various stages of processing..
# gi.Update2DTrace = True
# gi.Render2DTrace = True
# gi.Layout2DTrace = True
# ki.SignalTrace = True
gi.SetAppName("widgets")
gi.SetAppAbout(
'This is a demo of the main widgets and general functionality of the <b>GoGi</b> graphical interface system, within the <b>GoKi</b> tree framework. See <a href="https://github.com/goki">GoKi on GitHub</a>. <p>The <a href="https://github.com/goki/gi/blob/master/examples/widgets/README.md">README</a> page for this example app has lots of further info.</p>'
)
win = gi.NewWindow2D("gogi-widgets-demo", "GoGi Widgets Demo", width,
height, True) # True = pixel sizes
icnm = "widget-wedge-down"
vp = win.WinViewport2D()
updt = vp.UpdateStart()
# style sheet
css = ki.Props()
bg = ki.Props()
ki.SetPropStr(bg, "background-color", "#FFF0F0FF")
ki.SetSubProps(css, "button", bg)
cmbo = ki.Props()
ki.SetPropStr(cmbo, "background-color", "#F0FFF0FF")
ki.SetSubProps(css, "#combo", cmbo)
hsld = ki.Props()
ki.SetPropStr(hsld, "background-color", "#F0E0FFFF"),
ki.SetSubProps(css, ".hslides", hsld)
kbd = ki.Props()
ki.SetPropStr(kbd, "color", "blue")
ki.SetSubProps(css, "kbd", kbd)
vp.CSS = css
mfr = win.SetMainFrame()
mfr.SetPropStr("spacing", "1ex")
# mfr.SetProp("background-color", "linear-gradient(to top, red, lighter-80)")
# mfr.SetProp("background-color", "linear-gradient(to right, red, orange, yellow, green, blue, indigo, violet)")
# mfr.SetProp("background-color", "linear-gradient(to right, rgba(255,0,0,0), rgba(255,0,0,1))")
# mfr.SetProp("background-color", "radial-gradient(red, lighter-80)")
trow = gi.Layout(mfr.AddNewChild(gi.KiT_Layout(), "trow"))
trow.Lay = gi.LayoutHoriz
trow.SetStretchMaxWidth()
# giedsc = gi.ActiveKeyMap().ChordForFun(gi.KeyFunGoGiEditor())
# prsc = gi.ActiveKeyMap().ChordForFun(gi.KeyFunPrefs())
giedsc = "Ctrl+Alt+I"
prsc = "Alt+P"
title = gi.Label(trow.AddNewChild(gi.KiT_Label(), "title"))
title.Text = 'This is a <b>demonstration</b> of the <span style="color:red">various</span> <a href="https://github.com/goki/gi/gi">GoGi</a> <i>Widgets</i><br> <large>Shortcuts: <kbd>' + prsc + '</kbd> = Preferences, <kbd>' + giedsc + '</kbd> = Editor, <kbd>Ctrl/Cmd +/-</kbd> = zoom</large><br> See <a href="https://github.com/goki/gi/blob/master/examples/widgets/README.md">README</a> for detailed info and things to try.'
title.SetPropStr("white-space", "normal") # wrap
title.SetPropStr(
"text-align", "center"
) # note: this also sets horizontal-align, which controls the "box" that the text is rendered in..
title.SetPropStr("vertical-align", "center")
title.SetPropStr("font-family", "Times New Roman, serif")
title.SetPropStr("font-size", "x-large")
# # title.SetProp("letter-spacing", 2)
# title.SetProp("line-height", 1.5)
title.SetStretchMaxWidth()
title.SetStretchMaxHeight()
# Buttons
mfr.AddNewChild(gi.KiT_Space(), "blspc")
blrow = gi.Layout(mfr.AddNewChild(gi.KiT_Layout(), "blrow"))
blab = gi.Label(blrow.AddNewChild(gi.KiT_Label(), "blab"))
blab.Text = "Buttons:"
blab.Selectable = True
brow = gi.Layout(mfr.AddNewChild(gi.KiT_Layout(), "brow"))
brow.Lay = gi.LayoutHoriz
brow.SetPropStr("spacing", "2ex")
brow.SetPropStr("horizontal-align", "left")
# brow.SetProp("horizontal-align", gi.AlignJustify)
brow.SetStretchMaxWidth()
button1 = gi.Button(brow.AddNewChild(gi.KiT_Button(), "button1"))
# button1.SetProp("#icon", ki.Props{ # note: must come before SetIcon
# "width": units.NewValue(1.5, units.Em),
# "height": units.NewValue(1.5, units.Em),
# })
button1.Tooltip = "press this <i>button</i> to pop up a dialog box"
button1.SetIcon(icnm)
button1.ButtonSig.Connect(win.This(), button1cb)
button2 = gi.Button(brow.AddNewChild(gi.KiT_Button(), "button2"))
button2.SetText("Open GoGiEditor")
# # button2.SetProp("background-color", "#EDF")
button2.Tooltip = "This button will open the GoGi GUI editor where you can edit this very GUI and see it update dynamically as you change things"
button2.ButtonSig.Connect(win.This(), button2cb)
checkbox = gi.CheckBox(brow.AddNewChild(gi.KiT_CheckBox(), "checkbox"))
checkbox.Text = "Toggle"
# # note: receiver for menu items with shortcuts must be a Node2D or Window
mb1 = gi.MenuButton(brow.AddNewChild(gi.KiT_MenuButton(), "menubutton1"))
mb1.SetText("Menu Button")
mb1.Menu.AddAction(
gi.ActOpts(Label="Menu Item 1", Shortcut="Shift+Control+1", Data=1),
win.This(), menu1cb)
mi2 = mb1.Menu.AddAction(gi.ActOpts(Label="Menu Item 2", Data=2), go.nil(),
go.nil())
mi2.Menu.AddAction(gi.ActOpts(Label="Sub Menu Item 2", Data=2.1),
win.This(), menu1cb)
mb1.Menu.AddSeparator("sep1")
mb1.Menu.AddAction(
gi.ActOpts(Label="Menu Item 3", Shortcut="Control+3", Data=3),
win.This(), menu1cb)
# //////////////////////////////////////////
# Sliders
mfr.AddNewChild(gi.KiT_Space(), "slspc")
slrow = gi.Layout(mfr.AddNewChild(gi.KiT_Layout(), "slrow"))
slab = gi.Label(slrow.AddNewChild(gi.KiT_Label(), "slab"))
slab.Text = "Sliders:"
srow = gi.Layout(mfr.AddNewChild(gi.KiT_Layout(), "srow"))
srow.Lay = gi.LayoutHoriz
srow.SetPropStr("spacing", "2ex")
srow.SetPropStr("horizontal-align", "left")
srow.SetStretchMaxWidth()
slider1 = gi.Slider(srow.AddNewChild(gi.KiT_Slider(), "slider1"))
slider1.Dim = gi.X
slider1.Class = "hslides"
slider1.Defaults()
slider1.SetMinPrefWidth(units.NewValue(20, units.Em))
slider1.SetMinPrefHeight(units.NewValue(2, units.Em))
slider1.SetValue(0.5)
slider1.Snap = True
slider1.Tracking = True
slider1.Icon = "widget-circlebutton-on"
slider2 = gi.Slider(srow.AddNewChild(gi.KiT_Slider(), "slider2"))
slider2.Dim = gi.Y
slider2.Defaults()
slider2.SetMinPrefHeight(units.NewValue(10, units.Em))
slider2.SetMinPrefWidth(units.NewValue(1, units.Em))
slider2.SetStretchMaxHeight()
slider2.SetValue(0.5)
slider1.SliderSig.Connect(win.This(), slidercb)
slider2.SliderSig.Connect(win.This(), slidercb)
scrollbar1 = gi.ScrollBar(
srow.AddNewChild(gi.KiT_ScrollBar(), "scrollbar1"))
scrollbar1.Dim = gi.X
scrollbar1.Class = "hslides"
scrollbar1.Defaults()
scrollbar1.SetMinPrefWidth(units.NewValue(20, units.Em))
scrollbar1.SetMinPrefHeight(units.NewValue(1, units.Em))
scrollbar1.SetThumbValue(0.25)
scrollbar1.SetValue(0.25)
scrollbar1.Snap = True
scrollbar1.Tracking = True
scrollbar1.SliderSig.Connect(win.This(), scrollcb)
scrollbar2 = gi.ScrollBar(
srow.AddNewChild(gi.KiT_ScrollBar(), "scrollbar2"))
scrollbar2.Dim = gi.Y
scrollbar2.Defaults()
scrollbar2.SetMinPrefHeight(units.NewValue(10, units.Em))
scrollbar2.SetMinPrefWidth(units.NewValue(1, units.Em))
scrollbar2.SetStretchMaxHeight()
scrollbar2.SetThumbValue(0.1)
scrollbar2.SetValue(0.5)
scrollbar2.SliderSig.Connect(win.This(), scrollcb)
# //////////////////////////////////////////
# # Text Widgets
mfr.AddNewChild(gi.KiT_Space(), "tlspc")
txlrow = gi.Layout(mfr.AddNewChild(gi.KiT_Layout(), "txlrow"))
txlab = gi.Label(txlrow.AddNewChild(gi.KiT_Label(), "txlab"))
txlab.Text = "Text Widgets:"
txrow = gi.Layout(mfr.AddNewChild(gi.KiT_Layout(), "txrow"))
txrow.Lay = gi.LayoutHoriz
txrow.SetPropStr("spacing", "2ex")
# # txrow.SetProp("horizontal-align", gi.AlignJustify)
txrow.SetStretchMaxWidth()
edit1 = gi.TextField(txrow.AddNewChild(gi.KiT_TextField(), "edit1"))
edit1.Placeholder = "Enter text here..."
# edit1.SetText("Edit this text")
edit1.SetPropStr("min-width", "20em")
# edit1.SetCompleter(edit1, Complete, CompleteEdit) # gets us word demo completion
edit1.TextFieldSig.Connect(win.This(), textcb)
# edit1.SetProp("inactive", True)
sb = gi.SpinBox(txrow.AddNewChild(gi.KiT_SpinBox(), "spin"))
sb.Defaults()
sb.HasMin = True
sb.Min = 0.0
sb.SpinBoxSig.Connect(win.This(), spinboxcb)
cb = gi.ComboBox(txrow.AddNewChild(gi.KiT_ComboBox(), "combo"))
cbitms = go.Slice_string(["Item1", "AnotherItem", "Item3"])
cb.ItemsFromStringList(cbitms, True, 50)
cb.ComboSig.Connect(win.This(), combocb)
# //////////////////////////////////////////
# # Main Menu
appnm = gi.AppName()
mmen = win.MainMenu
mmen.ConfigMenus(go.Slice_string([appnm, "File", "Edit", "Window"]))
amen = gi.Action(mmen.ChildByName(appnm, 0))
# amen.Menu = make(gi.Menu, 0, 10)
amen.Menu.AddAppMenu(win)
# note: use KeyFunMenu* for standard shortcuts
# Command in shortcuts is automatically translated into Control for
# Linux, Windows or Meta for MacOS
fmen = gi.Action(win.MainMenu.ChildByName("File", 0))
fmen.Menu.AddAction(gi.ActOpts(Label="New", ShortcutKey=gi.KeyFunMenuNew),
win.This(), menu1cb)
fmen.Menu.AddAction(
gi.ActOpts(Label="Open", ShortcutKey=gi.KeyFunMenuOpen), win.This(),
menu1cb)
fmen.Menu.AddAction(
gi.ActOpts(Label="Save", ShortcutKey=gi.KeyFunMenuSave), win.This(),
menu1cb)
fmen.Menu.AddAction(
gi.ActOpts(Label="Save As..", ShortcutKey=gi.KeyFunMenuSaveAs),
win.This(), menu1cb)
fmen.Menu.AddSeparator("csep")
fmen.Menu.AddAction(
gi.ActOpts(Label="Close Window", ShortcutKey=gi.KeyFunMenuClose),
win.This(), winclosecb)
emen = gi.Action(win.MainMenu.ChildByName("Edit", 1))
emen.Menu.AddCopyCutPaste(win)
# inQuitPrompt = False
# gi.SetQuitReqFunc(func() {
# if inQuitPrompt {
# return
# }
# inQuitPrompt = True
# gi.PromptDialog(vp, gi.DlgOpts{Title: "Really Quit?",
# Prompt: "Are you <i>sure</i> you want to quit?"}, True, True,
# win.This(), func(recv, send ki.Ki, sig int64, data interface{}) {
# if sig == int64(gi.DialogAccepted) {
# gi.Quit()
# } else {
# inQuitPrompt = False
# }
# })
# })
# gi.SetQuitCleanFunc(func() {
# print("Doing final Quit cleanup here..")
# })
# inClosePrompt = False
# win.SetCloseReqFunc(func(w gi.Window) {
# if inClosePrompt {
# return
# }
# inClosePrompt = True
# gi.PromptDialog(vp, gi.DlgOpts{Title: "Really Close Window?",
# Prompt: "Are you <i>sure</i> you want to close the window? This will Quit the App as well."}, True, True,
# win.This(), func(recv, send ki.Ki, sig int64, data interface{}) {
# if sig == int64(gi.DialogAccepted) {
# gi.Quit()
# } else {
# inClosePrompt = False
# }
# })
# })
# win.SetCloseCleanFunc(func(w gi.Window) {
# print("Doing final Close cleanup here..")
# })
win.MainMenuUpdated()
vp.UpdateEndNoSig(updt)
win.GoStartEventLoop()