func main() {
gtk3.Init()
var infoBuf, sourceBuf *gtk3.TextBuffer
window := gtk3.NewWindow(gtk3.GtkWindowType.TOPLEVEL)
window.SetTitle("Gtk+ Code Demos")
window.Connect("destroy", gtk3.MainQuit)
hbox := gtk3.NewHBox(0)
window.Add(hbox)
// Create tree
tree := CreateTree()
hbox.PackStart(tree, false, false, 0)
notebook := gtk3.NewNotebook()
hbox.PackStart(notebook, true, true, 0)
notebook.AppendPage(CreateText(&infoBuf, false), gtk3.NewLabelWithMnemonic("_Info"))
infoBuf.CreateTag("title", gtk3.P{"font": "Sans 18"})
notebook.AppendPage(CreateText(&sourceBuf, true), gtk3.NewLabelWithMnemonic("_Source"))
sourceBuf.CreateTag("comment", gtk3.P{"foreground": "DodgerBlue"})
window.SetDefaultSize(600, 400)
window.ShowAll()
gtk3.Main()
}
func createTags(buffer *gtk3.TextBuffer) {
buffer.CreateTag("heading", gtk3.P{"weight": pango.PangoWeight.BOLD,
"size": 15 * pango.PangoScale.Scale})
buffer.CreateTag("italic", gtk3.P{"style": pango.PangoStyle.ITALIC})
buffer.CreateTag("bold", gtk3.P{"weight": pango.PangoWeight.BOLD})
buffer.CreateTag("big", gtk3.P{"size": 20 * pango.PangoScale.Scale})
buffer.CreateTag("xx-small", gtk3.P{"scale": pango.PangoScale.XX_SMALL})
buffer.CreateTag("x-large", gtk3.P{"scale": pango.PangoScale.X_LARGE})
buffer.CreateTag("monospace", gtk3.P{"family": "monospace"})
buffer.CreateTag("blue_foreground", gtk3.P{"foreground": "blue"})
buffer.CreateTag("red_background", gtk3.P{"background": "red"})
buffer.CreateTag("big_gap_before_line", gtk3.P{"pixels_above_lines": 30})
buffer.CreateTag("big_gap_after_line", gtk3.P{"pixels_below_lines": 30})
buffer.CreateTag("double_spaced_line", gtk3.P{"pixels_inside_wrap": 10})
buffer.CreateTag("not_editable", gtk3.P{"editable": false})
buffer.CreateTag("word_wrap", gtk3.P{"wrap_mode": gtk3.GtkWrapMode.WORD})
buffer.CreateTag("char_wrap", gtk3.P{"wrap_mode": gtk3.GtkWrapMode.CHAR})
buffer.CreateTag("no_wrap", gtk3.P{"wrap_mode": gtk3.GtkWrapMode.NONE})
buffer.CreateTag("center", gtk3.P{"justification": gtk3.GtkJustification.CENTER})
buffer.CreateTag("right_justify", gtk3.P{"justification": gtk3.GtkJustification.RIGHT})
buffer.CreateTag("wide_margins", gtk3.P{"left_margin": 50, "right_margin": 50})
buffer.CreateTag("strikethrough", gtk3.P{"strikethrough": true})
buffer.CreateTag("underline", gtk3.P{"underline": pango.PangoUnderline.SINGLE})
buffer.CreateTag("double_underline", gtk3.P{"underline": pango.PangoUnderline.DOUBLE})
buffer.CreateTag("superscript", gtk3.P{"rise": 10 * pango.PangoScale.Scale, "size": 8 * pango.PangoScale.Scale})
buffer.CreateTag("subscript", gtk3.P{"rise": -10 * pango.PangoScale.Scale, "size": 8 * pango.PangoScale.Scale})
buffer.CreateTag("rtl_quote", gtk3.P{"wrap_mode": gtk3.GtkWrapMode.WORD, "direction": gtk3.GtkTextDirection.RTL,
"indent": 30, "left_margin": 20, "right_margin": 20})
}
