Exemple #1
0
func fixedToggled(m gtk3.TreeModelLike, data ...interface{}) {
	// Data should hold additional arguments filled with closure
	if len(data) != 2 {
		return
	}

	// We need path string
	pathStr, _ := data[1].(string)

	model := m.(*gtk3.ListStore)

	var iter gtk3.TreeIter
	path := gtk3.NewTreePathFromString(pathStr)

	// Get toggled iter
	model.GetIter(&iter, path)
	fixed := model.GetValue(&iter, ColumnFixed).(bool)

	// Do something with the value
	if fixed {
		fixed = false
	} else {
		fixed = true
	}

	// set new value
	model.SetValue(&iter, ColumnFixed, fixed)

	// C code would have to free path
	// Go GC will do that for us - weeeee
}
Exemple #2
0
func itemToggled(model *gtk3.TreeStore, column int, data ...interface{}) {
	var iter gtk3.TreeIter
	pathStr := data[1].(string)
	path := gtk3.NewTreePathFromString(pathStr)

	model.GetIter(&iter, path)
	toggleItem := model.GetValue(&iter, column).(bool)

	if toggleItem {
		toggleItem = false
	} else {
		toggleItem = true
	}

	model.SetValue(&iter, column, toggleItem)
}
Exemple #3
0
func DoComboBox(w gtk3.WidgetLike) gtk3.WidgetLike {
	if window == nil {
		window = gtk3.NewWindow(gtk3.GtkWindowType.TOPLEVEL)
		window.SetScreen(w.W().GetScreen())
		window.SetTitle("Combo boxes")
		window.Connect("destroy", func() { window.Destroy(); window = nil })
		window.SetBorderWidth(10)

		vbox := gtk3.NewVBox(2)
		window.Add(vbox)

		// A combobox demonstrating cell renderers, separators and insensitive rows
		frame := gtk3.NewFrame("Some stock icons")
		vbox.PackStart(frame, false, false, 0)

		box := gtk3.NewVBox(0)
		box.SetBorderWidth(5)
		frame.Add(box)

		model := createStockIconStore()
		combo := gtk3.NewComboBoxWithModel(model)
		box.Add(combo)

		var renderer gtk3.CellRendererLike

		renderer = gtk3.NewCellRendererPixbuf()
		combo.PackStart(renderer, false)
		combo.SetAttributes(renderer, gtk3.A{{"pixbuf", PixbufCol}})
		combo.SetCellDataFunc(renderer, setSensitive)

		renderer = gtk3.NewCellRendererText()
		combo.PackStart(renderer, true)
		combo.SetAttributes(renderer, gtk3.A{{"text", TextCol}})
		combo.SetCellDataFunc(renderer, setSensitive)

		combo.SetRowSeparatorFunc(isSeparator)
		combo.SetActive(0)

		// A ComboBox demonstrating trees.
		frame = gtk3.NewFrame("Where are we ?")
		vbox.PackStart(frame, false, false, 0)

		box = gtk3.NewVBox(0)
		box.SetBorderWidth(5)
		frame.Add(box)

		model1 := createCapitalStore()
		combo3 := gtk3.NewComboBoxWithModel(model1)
		box.Add(combo3)

		renderer1 := gtk3.NewCellRendererText()
		combo3.PackStart(renderer1, true)
		combo3.SetAttributes(renderer1, gtk3.A{{"text", 0}})

		combo3.SetCellDataFunc(renderer1, isCapitalSensitive)

		var iter gtk3.TreeIter
		path := gtk3.NewTreePathFromString("3:3")
		model1.ITreeModel().GetIter(&iter, path)
		combo3.SetActiveIter(&iter)

		// a combobox with validation
		frame = gtk3.NewFrame("Editable")
		vbox.PackStart(frame, false, false, 0)

		box = gtk3.NewVBox(0)
		box.SetBorderWidth(5)
		frame.Add(box)

		combo1 := gtk3.NewComboBoxTextWithEntry()
		box.Add(combo1)
		combo1.AppendText("One")
		combo1.AppendText("Two")
		combo1.AppendText("2\302\275")
		combo1.AppendText("Three")

		mask := "^([0-9]*|One|Two|2\302\275|Three)$"
		entry := combo1.GetChild().(*gtk3.Entry)
		entry.Connect("changed", setBackground, entry, mask)

		// A ComboBox with string IDs
		frame = gtk3.NewFrame("String IDs")
		vbox.PackStart(frame, false, false, 0)

		box = gtk3.NewVBox(0)
		vbox.SetBorderWidth(5)
		frame.Add(box)

		combo2 := gtk3.NewComboBoxText()
		combo2.Append("never", "Not visible")
		combo2.Append("when-active", "Visible when active")
		combo2.Append("always", "Always visible")
		box.Add(combo2)

		entry = gtk3.NewEntry()
		box.Add(entry)

		gobject.BindProperty(combo2, "active-id", entry, "text", gobject.GBindingFlags.BIDIRECTIONAL)
	}

	if !window.GetVisible() {
		window.ShowAll()
	} else {
		window.Destroy()
		window = nil
		return nil
	}

	return window
}