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 addColumns(treeView *gtk3.TreeView) {
model := treeView.GetModel()
var renderer gtk3.CellRendererLike
// column for fixed toggles
renderer = gtk3.NewCellRendererToggle()
renderer.CRenderer().Connect("toggled", fixedToggled, model)
column := gtk3.NewTreeViewColumnWithAttributes("Fixed?", renderer, gtk3.A{{"active", ColumnFixed}})
// Set this column to a fixed sizing (50 pixels)
column.SetSizing(gtk3.GtkTreeViewColumnSizing.FIXED)
column.SetFixedWidth(50)
treeView.AppendColumn(column)
// Column for bug numbers
renderer = gtk3.NewCellRendererText()
column = gtk3.NewTreeViewColumnWithAttributes("Bug number", renderer, gtk3.A{{"text", ColumnNumber}})
column.SetSortColumnId(ColumnNumber)
treeView.AppendColumn(column)
// Column for severities
renderer = gtk3.NewCellRendererText()
column = gtk3.NewTreeViewColumnWithAttributes("Severity", renderer, gtk3.A{{"text", ColumnSeverity}})
column.SetSortColumnId(ColumnSeverity)
treeView.AppendColumn(column)
// Column for description
renderer = gtk3.NewCellRendererText()
column = gtk3.NewTreeViewColumnWithAttributes("Description", renderer, gtk3.A{{"text", ColumnDescription}})
column.SetSortColumnId(ColumnDescription)
treeView.AppendColumn(column)
// Column for spinner
renderer = gtk3.NewCellRendererSpinner()
column = gtk3.NewTreeViewColumnWithAttributes("Spinning", renderer, gtk3.A{{"pulse", ColumnPulse}, {"active", ColumnActive}})
column.SetSortColumnId(ColumnPulse)
treeView.AppendColumn(column)
// Column for symbolic icon
renderer = gtk3.NewCellRendererPixbuf()
renderer.CRenderer().Set(gtk3.P{"follow-state": true})
column = gtk3.NewTreeViewColumnWithAttributes("Symbolic icon", renderer,
gtk3.A{{"icon-name", ColumnIcon}, {"sensitive", ColumnSensitive}})
column.SetSortColumnId(ColumnIcon)
treeView.AppendColumn(column)
}
func addColumns(treeview *gtk3.TreeView) {
var renderer gtk3.CellRendererLike
model := treeview.GetModel().(*gtk3.TreeStore)
// Column for holiday names
renderer = gtk3.NewCellRendererText()
renderer.CRenderer().Set(gtk3.P{"xalign": 0.0})
col := gtk3.NewTreeViewColumnWithAttributes("Holiday", renderer, gtk3.A{{"text", HolidayNameCol}})
treeview.AppendColumn(col)
col.SetClickable(true)
// Alex column
renderer = gtk3.NewCellRendererToggle()
renderer.CRenderer().Set(gtk3.P{"xalign": 0.0})
renderer.CRenderer().Connect("toggled", itemToggled, model, AlexCol)
col = gtk3.NewTreeViewColumnWithAttributes("Alex", renderer,
gtk3.A{{"active", AlexCol}, {"visible", VisibleCol}, {"activatable", WorldCol}})
treeview.AppendColumn(col)
col.SetSizing(gtk3.GtkTreeViewColumnSizing.FIXED)
col.SetFixedWidth(60)
col.SetClickable(true)
// Havoc column
renderer = gtk3.NewCellRendererToggle()
renderer.CRenderer().Set(gtk3.P{"xalign": 0.0})
renderer.CRenderer().Connect("toggled", itemToggled, model, HavocCol)
col = gtk3.NewTreeViewColumnWithAttributes("Havoc", renderer,
gtk3.A{{"active", HavocCol}, {"visible", VisibleCol}})
treeview.AppendColumn(col)
col.SetSizing(gtk3.GtkTreeViewColumnSizing.FIXED)
col.SetFixedWidth(60)
col.SetClickable(true)
// Tim column
renderer = gtk3.NewCellRendererToggle()
renderer.CRenderer().Set(gtk3.P{"xalign": 0.0})
renderer.CRenderer().Connect("toggled", itemToggled, model, TimCol)
col = gtk3.NewTreeViewColumnWithAttributes("Tim", renderer,
gtk3.A{{"active", TimCol}, {"visible", VisibleCol}, {"activatable", WorldCol}})
treeview.AppendColumn(col)
col.SetSizing(gtk3.GtkTreeViewColumnSizing.FIXED)
col.SetFixedWidth(60)
col.SetClickable(true)
// Owen column
renderer = gtk3.NewCellRendererToggle()
renderer.CRenderer().Set(gtk3.P{"xalign": 0.0})
renderer.CRenderer().Connect("toggled", itemToggled, model, OwenCol)
col = gtk3.NewTreeViewColumnWithAttributes("Owen", renderer,
gtk3.A{{"active", OwenCol}, {"visible", VisibleCol}})
treeview.AppendColumn(col)
col.SetSizing(gtk3.GtkTreeViewColumnSizing.FIXED)
col.SetFixedWidth(60)
col.SetClickable(true)
// Dave column
renderer = gtk3.NewCellRendererToggle()
renderer.CRenderer().Set(gtk3.P{"xalign": 0.0})
renderer.CRenderer().Connect("toggled", itemToggled, model, DaveCol)
col = gtk3.NewTreeViewColumnWithAttributes("Dave", renderer,
gtk3.A{{"active", DaveCol}, {"visible", VisibleCol}})
treeview.AppendColumn(col)
col.SetSizing(gtk3.GtkTreeViewColumnSizing.FIXED)
col.SetFixedWidth(60)
col.SetClickable(true)
}