# MIT License
#
# Copyright (c) 2021 Eugenio Parodi <ceccopierangiolieugenio AT googlemail DOT com>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.

__all__ = ['TTkTree']

from TermTk.TTkCore.constant import TTkK
from TermTk.TTkWidgets.TTkModelView.treewidget import TTkTreeWidget
from TermTk.TTkAbstract.abstractscrollarea import TTkAbstractScrollArea

class TTkTree(TTkAbstractScrollArea):
    __slots__ = (
        '_treeView',
        # Forwarded Signals
        'itemActivated', 'itemChanged', 'itemClicked', 'itemExpanded', 'itemCollapsed', 'itemDoubleClicked',
        # Forwarded Methods
        'setHeaderLabels',
        # 'appendItem', 'setAlignment', 'setColumnColors', 'setColumnSize', 'setHeader',
        'addTopLevelItem', 'addTopLevelItems', 'takeTopLevelItem', 'topLevelItem', 'indexOfTopLevelItem', 'selectedItems', 'clear' )

    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        if 'parent' in kwargs: kwargs.pop('parent')
        self._treeView = kwargs.get('treeWidget',TTkTreeWidget(*args, **kwargs))
        self.setViewport(self._treeView)
        self.setFocusPolicy(TTkK.ClickFocus)

        # Forward the signal
        self.itemActivated     = self._treeView.itemActivated
        self.itemChanged       = self._treeView.itemChanged
        self.itemClicked       = self._treeView.itemClicked
        self.itemExpanded      = self._treeView.itemExpanded
        self.itemCollapsed     = self._treeView.itemCollapsed
        self.itemDoubleClicked = self._treeView.itemDoubleClicked

        # Forwarded Methods
        #self.setAlignment    = self._treeView.setAlignment
        #self.setHeader       = self._treeView.setHeader
        self.setHeaderLabels = self._treeView.setHeaderLabels
        #self.setColumnSize   = self._treeView.setColumnSize
        #self.setColumnColors = self._treeView.setColumnColors
        #self.appendItem      = self._treeView.appendItem
        self.addTopLevelItem     = self._treeView.addTopLevelItem
        self.addTopLevelItems    = self._treeView.addTopLevelItems
        self.takeTopLevelItem    = self._treeView.takeTopLevelItem
        self.topLevelItem        = self._treeView.topLevelItem
        self.indexOfTopLevelItem = self._treeView.indexOfTopLevelItem
        self.selectedItems       = self._treeView.selectedItems

        self.clear           = self._treeView.clear