1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
|
module Main where
import Control.Monad.IO.Class
import Graphics.UI.Gtk
import Graphics.UI.Gtk.ModelView as New
import qualified Data.Tree as Tree
data Phone = Phone { name :: String, number :: Int, marked :: Bool }
main = do
initGUI
win <- windowNew
on win objectDestroy mainQuit
-- create a new tree model
model <- storeImpl
view <- New.treeViewNewWithModel model
New.treeViewSetHeadersVisible view True
-- add three columns
col1 <- New.treeViewColumnNew
col2 <- New.treeViewColumnNew
col3 <- New.treeViewColumnNew
New.treeViewColumnSetTitle col1 "String column"
New.treeViewColumnSetTitle col2 "Int column"
New.treeViewColumnSetTitle col3 "Bool column"
renderer1 <- New.cellRendererTextNew
renderer2 <- New.cellRendererTextNew
renderer3 <- New.cellRendererToggleNew
New.cellLayoutPackStart col1 renderer1 True
New.cellLayoutPackStart col2 renderer2 True
New.cellLayoutPackStart col3 renderer3 True
New.cellLayoutSetAttributes col1 renderer1 model $ \row -> [ New.cellText := name row ]
New.cellLayoutSetAttributes col2 renderer2 model $ \row -> [ New.cellText := show (number row) ]
New.cellLayoutSetAttributes col3 renderer3 model $ \row -> [ New.cellToggleActive := marked row ]
New.treeViewAppendColumn view col1
New.treeViewAppendColumn view col2
New.treeViewAppendColumn view col3
containerAdd win view
widgetShowAll win
mainGUI
storeImpl =
New.treeStoreNew
[Tree.Node {
Tree.rootLabel = Phone { name = "Foo", number = 1, marked = False },
Tree.subForest = [leafNode Phone { name = "Bar", number = 11, marked = True }
,leafNode Phone { name = "Baz", number = 12, marked = False }]
},
Tree.Node {
Tree.rootLabel = Phone { name = "Foo", number = 2, marked = False },
Tree.subForest = [leafNode Phone { name = "Bar", number = 21, marked = True }
,leafNode Phone { name = "Baz", number = 22, marked = False }]
},
Tree.Node {
Tree.rootLabel = Phone { name = "Foo", number = 3, marked = False },
Tree.subForest = [leafNode Phone { name = "Bar", number = 31, marked = True }
,leafNode Phone { name = "Baz", number = 32, marked = False }]
}]
where leafNode a = Tree.Node { Tree.rootLabel = a, Tree.subForest = [] }
|
