func uiSetup() {
var err error
cssProvider, err = gtk.CssProviderNew()
e.Exit(err)
err = cssProvider.LoadFromData(css)
e.Exit(err)
w.count, err = gtk.SpinButtonNewWithRange(1, 999, 1)
e.Exit(err)
w.count.SetValue(1)
shuffle, err := gtk.ButtonNewWithLabel("Shuffle")
e.Exit(err)
w.showActionsText, err = gtk.CheckButtonNewWithMnemonic("Show actions _text")
e.Exit(err)
w.showPermutation, err = gtk.CheckButtonNewWithMnemonic("Show _permutation")
e.Exit(err)
w.cellSize, err = gtk.SpinButtonNewWithRange(1, 999, 1)
e.Exit(err)
w.cellSize.SetValue(32)
cellSizeLabel, err := gtk.LabelNew("Cell size:")
e.Exit(err)
w.count.Connect("changed", uiShuffle)
w.count.Connect("activate", uiShuffle)
shuffle.Connect("clicked", uiShuffle)
w.showActionsText.Connect("toggled", uiReset)
w.showPermutation.Connect("toggled", uiReset)
w.cellSize.Connect("changed", uiReset)
panel, err := gtk.BoxNew(gtk.ORIENTATION_HORIZONTAL, 0)
e.Exit(err)
panel.SetSpacing(5)
panel.Add(w.count)
panel.Add(shuffle)
panel.Add(w.showActionsText)
panel.Add(w.showPermutation)
panel.Add(cellSizeLabel)
panel.Add(w.cellSize)
w.fieldWindow, err = gtk.ScrolledWindowNew(nil, nil)
e.Exit(err)
layout, err := gtk.BoxNew(gtk.ORIENTATION_VERTICAL, 0)
e.Exit(err)
layout.Add(panel)
layout.PackStart(w.fieldWindow, true, true, 0)
window, err := gtk.WindowNew(gtk.WINDOW_TOPLEVEL)
e.Exit(err)
window.SetTitle(title)
window.Add(layout)
window.Connect("destroy", gtk.MainQuit)
uiShuffle()
window.ShowAll()
}
func setup_box(orient gtk.Orientation) *gtk.Box {
box, err := gtk.BoxNew(orient, 0)
if err != nil {
log.Fatal("Unable to create box:", err)
}
return box
}
func setupPropertyCheckboxes(tv *gtk.TextView, outer *gtk.Box, props []*BoolProperty) {
box, _ := gtk.BoxNew(gtk.ORIENTATION_HORIZONTAL, 0)
for _, prop := range props {
chk, _ := gtk.CheckButtonNewWithLabel(prop.Name)
// initialize the checkbox with the property's current value
chk.SetActive(prop.Get())
p := prop // w/o this all the checkboxes will toggle the last property in props
chk.Connect("toggled", func() {
p.Set(chk.GetActive())
})
box.PackStart(chk, true, true, 0)
}
outer.PackStart(box, false, false, 0)
}
func (dialog *EditMenuDialog) fillStack() error {
for _, a := range stackAlternatives {
box, err := gtk.BoxNew(gtk.ORIENTATION_VERTICAL, 6)
if err != nil {
return err
}
err = dialog.fillBox(box, a)
if err != nil {
return err
}
dialog.stack.AddNamed(box, string(a))
}
return nil
}
// Initialize the game widgets
func (self *MainWindow) InitializeWidgets() {
self.BoardView, self.err = gtk.DrawingAreaNew()
self.MainArea, self.err = gtk.BoxNew(gtk.ORIENTATION_HORIZONTAL, 1)
self.ScoreArea, self.err = gtk.BoxNew(gtk.ORIENTATION_VERTICAL, 2)
self.BoardEventBox, self.err = gtk.EventBoxNew()
self.Scores, self.err = gtk.LabelNew("Scores:")
self.BlacksScore, self.err = gtk.LabelNew("Black pieces:")
self.RedsScore, self.err = gtk.LabelNew("Black pieces:")
self.BoardWidth = 640
self.BoardHeight = 480
self.BoardEventBox.Add(self.BoardView)
if self.err != nil {
log.Fatal("Failed to draw board")
}
self.BoardEventBox.AddEvents(int(gdk.BUTTON_PRESS_MASK))
self.BoardEventBox.Connect("button_press_event", self.interactBoard)
self.MainArea.PackStart(self.BoardEventBox, true, true, 10)
self.MainArea.Add(self.ScoreArea)
self.Scores.SetMarkup("<strong>%s</strong>")
self.Scores.SetJustify(gtk.JUSTIFY_CENTER)
self.ScoreArea.Add(self.Scores)
self.BlacksScore.SetJustify(gtk.JUSTIFY_LEFT)
self.RedsScore.SetJustify(gtk.JUSTIFY_LEFT)
self.ScoreArea.Add(self.BlacksScore)
self.ScoreArea.Add(self.RedsScore)
self.Window.Add(self.MainArea)
self.setBoardSize(8)
self.BoardView.Connect("draw", self.drawBoard)
self.Board.RenderText()
self.Window.SetTitle("Checkers")
}
// TestConnectNotifySignal ensures that property notification signals (those
// whose name begins with "notify::") are queried by the name "notify" (with the
// "::" and the property name omitted). This is because the signal is "notify"
// and the characters after the "::" are not recognized by the signal system.
//
// See
// https://developer.gnome.org/gobject/stable/gobject-The-Base-Object-Type.html#GObject-notify
// for background, and
// https://developer.gnome.org/gobject/stable/gobject-Signals.html#g-signal-new
// for the specification of valid signal names.
func TestConnectNotifySignal(t *testing.T) {
runtime.LockOSThread()
// Create any GObject that has defined properties.
spacing := 0
box, _ := gtk.BoxNew(gtk.ORIENTATION_HORIZONTAL, spacing)
// Connect to a "notify::" signal to listen on property changes.
box.Connect("notify::spacing", func() {
gtk.MainQuit()
})
glib.IdleAdd(func(s string) bool {
t.Log(s)
spacing++
box.SetSpacing(spacing)
return true
}, "IdleAdd executed")
gtk.Main()
}
func main() {
gtk.Init(&os.Args)
// Declarations
Window, _ = gtk.WindowNew(gtk.WINDOW_TOPLEVEL)
RootBox, _ = gtk.BoxNew(gtk.ORIENTATION_VERTICAL, 6)
TreeView, _ = gtk.TreeViewNew()
Entry, _ = gtk.EntryNew()
ListStore, _ = gtk.ListStoreNew(glib.TYPE_STRING)
// Window properties
Window.SetTitle("Products written in Go")
Window.Connect("destroy", gtk.MainQuit)
// TreeView properties
{
renderer, _ := gtk.CellRendererTextNew()
column, _ := gtk.TreeViewColumnNewWithAttribute("Value", renderer, "text", 0)
TreeView.AppendColumn(column)
}
TreeView.SetModel(ListStore)
// TreeView selection properties
sel, _ := TreeView.GetSelection()
sel.SetMode(gtk.SELECTION_MULTIPLE)
sel.Connect("changed", SelectionChanged)
// Packing
RootBox.PackStart(TreeView, true, true, 0)
RootBox.PackStart(Entry, false, false, 0)
Window.Add(RootBox)
// Populating list
// TODO: Add more values to the list
AppendMultipleToList("Go", "Docker", "CockroachDB")
Window.ShowAll()
gtk.Main()
}
func main() {
gtk.Init(nil)
win := setupWindow()
box, _ := gtk.BoxNew(gtk.ORIENTATION_VERTICAL, 0)
win.Add(box)
tv := setupTextView(box)
props := []*BoolProperty{
&BoolProperty{"cursor visible", (*tv).GetCursorVisible, (*tv).SetCursorVisible},
&BoolProperty{"editable", (*tv).GetEditable, (*tv).SetEditable},
&BoolProperty{"overwrite", (*tv).GetOverwrite, (*tv).SetOverwrite},
&BoolProperty{"accepts tab", (*tv).GetAcceptsTab, (*tv).SetAcceptsTab},
}
setupPropertyCheckboxes(tv, box, props)
win.ShowAll()
gtk.Main()
}
func GraphViewCollectionNew(width, height int) (gvc *graphViewCollection, err error) {
gvc = &graphViewCollection{}
gvc.gmap = make(map[string]GraphViewIf)
gvc.box, err = gtk.BoxNew(gtk.ORIENTATION_VERTICAL, 0)
if err != nil {
err = fmt.Errorf("GraphViewCollectionNew: Unable to create box:", err)
return
}
gvc.header, err = gtk.HeaderBarNew()
if err != nil {
err = fmt.Errorf("GraphViewCollectionNew: Unable to create bar:", err)
return
}
gvc.tabs, err = gtk.StackSwitcherNew()
if err != nil {
err = fmt.Errorf("GraphViewCollectionNew: Unable to create stackswitcher:", err)
return
}
gvc.stack, err = gtk.StackNew()
if err != nil {
err = fmt.Errorf("GraphViewCollectionNew: Unable to create Stack:", err)
return
}
gvc.box.PackStart(gvc.header, false, true, 0)
gvc.header.Add(gvc.tabs)
gvc.tabs.SetStack(gvc.stack)
gvc.box.Add(gvc.stack)
gvc.xmlview, err = XmlTextViewNew(width, height)
if err != nil {
err = fmt.Errorf("GraphViewCollectionNew: Could not create XML view.")
return
}
gvc.stack.AddTitled(gvc.xmlview.Widget(), "XML View", "XML View")
return
}
func (v *ScaledView) init() (err error) {
v.layoutBox, err = gtk.BoxNew(gtk.ORIENTATION_VERTICAL, 0)
if err != nil {
return
}
const (
initialWidth = 800
initialHeight = 600
)
v.scene, err = ScrolledViewNew(initialWidth, initialHeight)
if err != nil {
return
}
var adj *gtk.Adjustment
adj, err = gtk.AdjustmentNew(0.0, scaleMin, scaleMax, scaleStep, scalePStep, scalePage)
v.scaler, err = gtk.ScaleNew(gtk.ORIENTATION_HORIZONTAL, adj)
if err != nil {
return
}
v.scaler.Connect("value-changed", scalerValueCallback, v)
v.layoutBox.Add(v.scene.Widget())
v.layoutBox.Add(v.scaler)
return
}
// Box recast a pointer to *gtk.Box.
func Box(orientation gtk.Orientation, spacing int) *gtk.Box {
w, _ := gtk.BoxNew(orientation, spacing)
return w
}