{-
 *  Programmer:	Piotr Borek
 *  E-mail:     piotrborek@op.pl
 *  Copyright 2015 Piotr Borek
 *
 *  Distributed under the terms of the GPL (GNU Public License)
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
-}

module Coin.UI.Widgets.SimpleListView (
    SimpleListView,
    simpleListViewNew,
    simpleListViewAppend,
    simpleListViewAppendList,
    simpleListViewClear,
    simpleListViewToList
) where

import System.Glib.Types
import Graphics.UI.Gtk

import Control.Monad

data SimpleListView = SimpleListView {
    simpleListViewContainer :: TreeView,
    simpleListViewStore     :: ListStore String
}

instance GObjectClass SimpleListView where
    toGObject = toGObject . simpleListViewContainer
    unsafeCastGObject = undefined

instance WidgetClass SimpleListView
instance ContainerClass SimpleListView
instance TreeViewClass SimpleListView

instance Eq SimpleListView where
    a == b = simpleListViewContainer a == simpleListViewContainer b

simpleListViewNew :: [String] -> IO SimpleListView
simpleListViewNew list = do
    store <- listStoreNew list
    treeView <- treeViewNewWithModel store

    when (treeView == treeView) $ return ()

    column <- treeViewColumnNew
    cell <- cellRendererTextNew

    cellLayoutSetAttributes column cell store $ \row -> [ cellText := row ]
    treeViewColumnPackStart column cell True
    treeViewSetHeadersVisible treeView False

    _ <- treeViewAppendColumn treeView column

    return $ SimpleListView
                 treeView
                 store

simpleListViewAppend :: SimpleListView -> String -> IO Int
simpleListViewAppend simpleView text = listStoreAppend (simpleListViewStore simpleView) text

simpleListViewAppendList :: SimpleListView -> [String] -> IO ()
simpleListViewAppendList simpleView texts = forM_ texts $ simpleListViewAppend simpleView

simpleListViewClear :: SimpleListView -> IO ()
simpleListViewClear simpleView = listStoreClear (simpleListViewStore simpleView)

simpleListViewToList :: SimpleListView -> IO [String]
simpleListViewToList simpleView = listStoreToList (simpleListViewStore simpleView)