func CreateTree() gtk3.WidgetLike {
model := gtk3.NewTreeStore([]gobject.GType{gobject.G_TYPE_STRING, gobject.G_TYPE_INT})
treeView := gtk3.NewTreeViewWithModel(model)
selection := treeView.GetSelection()
if selection == nil {
panic("Selection object nil")
}
selection.SetMode(gtk3.GtkSelectionMode.BROWSE)
var iter gtk3.TreeIter
for _, demo := range Demos {
model.Append(&iter, nil)
model.SetValues(&iter, gtk3.V{TitleColumn: demo.Title, StyleColumn: pango.PangoStyle.NORMAL})
if len(demo.Children) > 0 {
var childIter gtk3.TreeIter
for _, childDemo := range demo.Children {
model.Append(&childIter, &iter)
model.SetValues(&childIter, gtk3.V{TitleColumn: childDemo.Title, StyleColumn: pango.PangoStyle.NORMAL})
}
}
}
cell := gtk3.NewCellRendererText()
column := gtk3.NewTreeViewColumnWithAttributes("Widget (double click for demo)",
cell,
gtk3.A{{"text", TitleColumn}, {"style", StyleColumn}})
treeView.AppendColumn(column)
model.GetIterFirst(&iter)
selection.SelectIter(&iter)
treeView.Connect("row_activated", rowActivated, model)
treeView.CollapseAll()
treeView.SetHeadersVisible(false)
sw := gtk3.NewScrolledWindow(nil, nil)
sw.SetPolicy(gtk3.GtkPolicy.AUTOMATIC, gtk3.GtkPolicy.AUTOMATIC)
sw.Add(treeView)
label := gtk3.NewLabel("Widget (double click for demo)")
box := gtk3.NewNotebook()
box.AppendPage(sw, label)
treeView.GrabFocus()
return box
}
func DoTreeStore(w gtk3.WidgetLike) gtk3.WidgetLike {
if window == nil {
window = gtk3.NewWindow(gtk3.GtkWindowType.TOPLEVEL)
window.SetScreen(w.W().GetScreen())
window.SetTitle("Card planning sheet")
window.Connect("destroy", func() { window = nil })
vbox := gtk3.NewVBox(8)
vbox.SetBorderWidth(8)
window.Add(vbox)
vbox.PackStart(gtk3.NewLabel("Jonathan's Holiday Card Planning Sheet"), false, false, 0)
sw := gtk3.NewScrolledWindow(nil, nil)
sw.SetShadowType(gtk3.GtkShadow.ETCHED_IN)
sw.SetPolicy(gtk3.GtkPolicy.AUTOMATIC, gtk3.GtkPolicy.AUTOMATIC)
vbox.PackStart(sw, true, true, 0)
// Create model
model := createModel()
// Create tree view
treeview := gtk3.NewTreeViewWithModel(model)
treeview.SetRulesHint(true)
treeview.GetSelection().SetMode(gtk3.GtkSelectionMode.MULTIPLE)
treeview.Connect("realize", func() { treeview.ExpandAll() })
sw.Add(treeview)
addColumns(treeview)
window.SetDefaultSize(650, 400)
}
if !window.GetVisible() {
window.ShowAll()
} else {
window.Destroy()
window = nil
return nil
}
return window
}
func DoListStore(w gtk3.WidgetLike) gtk3.WidgetLike {
var model *gtk3.ListStore
if window == nil {
window = gtk3.NewWindow(gtk3.GtkWindowType.TOPLEVEL)
window.SetTitle("GtkListStore demo")
window.Connect("destroy", func() { window = nil })
window.SetBorderWidth(8)
vbox := gtk3.NewVBox(8)
window.Add(vbox)
label := gtk3.NewLabel("This is the bug list (note: not based on real data...)")
vbox.PackStart(label, false, false, 0)
sw := gtk3.NewScrolledWindow(nil, nil)
sw.SetShadowType(gtk3.GtkShadow.ETCHED_IN)
sw.SetPolicy(gtk3.GtkPolicy.NEVER, gtk3.GtkPolicy.AUTOMATIC)
vbox.PackStart(sw, true, true, 0)
// create tree model
model = createModel()
// create tree view
treeview := gtk3.NewTreeViewWithModel(model)
treeview.SetRulesHint(true)
treeview.SetSearchColumn(ColumnDescription)
sw.Add(treeview)
// Add columns to treeview
addColumns(treeview)
// Finish & Show
window.SetDefaultSize(280, 250)
window.Connect("delete-event", windowClosed)
}
if !window.GetVisible() {
window.ShowAll()
timeout = glib.GTimeoutAddFull(glib.GPriority.DEFAULT, 80,
func() {
var sIter gtk3.TreeIter
model.GetIterFirst(&sIter)
pulse := model.GetValue(&sIter, ColumnPulse).(uint)
if pulse == ^uint(0) {
pulse = 0
} else {
pulse++
}
model.SetValues(&sIter, gtk3.V{ColumnPulse: pulse, ColumnActive: true})
})
} else {
window.Destroy()
window = nil
if timeout != 0 {
glib.GSourceRemove(timeout)
timeout = 0
}
return nil
}
return window
}