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1
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#require 'gtk2'
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2
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require 'gtk3'
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3
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4
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tv = [
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5
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["item01","item02"],
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6
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["item11","item12"],
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7
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["item21","item22"],
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8
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["item31","item32"],
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|
9
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["item41","item42"],
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|
10
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["item51","item52"],
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11
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["item61","item62"],
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|
12
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["item71","item72"],
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|
13
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["item81","item82"],
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|
14
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["item91","item92"],
|
|
15
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]
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|
16
|
|
|
17
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ls = Gtk::ListStore.new(*([String] * 5))
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18
|
|
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19
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treeview = Gtk::TreeView.new
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20
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treeview.set_model(ls)
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|
21
|
|
|
22
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treeview.append_column ::Gtk::TreeViewColumn.new("label1", ::Gtk::CellRendererText.new, text: 0)
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23
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treeview.append_column ::Gtk::TreeViewColumn.new("label2", ::Gtk::CellRendererText.new, text: 1)
|
|
24
|
|
|
25
|
tv.each do |val|
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|
26
|
iter = ls.append
|
|
27
|
iter.set_value(0, val[0])
|
|
28
|
iter.set_value(1, val[1])
|
|
29
|
end
|
|
30
|
|
|
31
|
win = Gtk::Window.new
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|
32
|
win.title = 'TreeView visible_range test'
|
|
33
|
win.set_size_request 100, 200
|
|
34
|
|
|
35
|
sw = Gtk::ScrolledWindow.new
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|
36
|
if sw.respond_to? :set_propagate_natural_width
|
|
37
|
sw.propagate_natural_width = true
|
|
38
|
sw.propagate_natural_height = true
|
|
39
|
gtkversion = 3
|
|
40
|
end
|
|
41
|
sw.add_with_viewport(treeview)
|
|
42
|
|
|
43
|
#box = Gtk::Box.new(:vertical)
|
|
44
|
box = Gtk::VBox.new
|
|
45
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box.pack_start(sw, expand: true)
|
|
46
|
|
|
47
|
win.add box
|
|
48
|
win.signal_connect('destroy') { Gtk.main_quit }
|
|
49
|
win.show_all
|
|
50
|
|
|
51
|
if gtkversion == 3
|
|
52
|
dummy, start_path, end_path = treeview.visible_range
|
|
53
|
else
|
|
54
|
start_path, end_path = treeview.visible_range
|
|
55
|
end
|
|
56
|
label = Gtk::Label.new("start_path: " + start_path.to_s)
|
|
57
|
label.set_alignment(0, 0.5)
|
|
58
|
box.pack_start(label, expand: true)
|
|
59
|
label = Gtk::Label.new("end_path: " + end_path.to_s)
|
|
60
|
label.set_alignment(0, 0.5)
|
|
61
|
box.pack_start(label, expand: true)
|
|
62
|
win.show_all
|
|
63
|
|
|
64
|
Gtk.main
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