Source code for TermTk.TTkWidgets.TTkModelView.filetreewidget
# 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__ = ['TTkFileTreeWidget']
import os
import datetime
from TermTk.TTkCore.color import TTkColor
from TermTk.TTkCore.constant import TTkK
from TermTk.TTkCore.cfg import TTkCfg
from TermTk.TTkCore.string import TTkString
from TermTk.TTkWidgets.TTkModelView.treewidget import TTkTreeWidget
from TermTk.TTkWidgets.TTkModelView.filetreewidgetitem import TTkFileTreeWidgetItem
from TermTk.TTkCore.signal import pyTTkSlot, pyTTkSignal
[docs]class TTkFileTreeWidget(TTkTreeWidget):
__slots__ = ('_path', '_filter',
# Signals
'fileClicked', 'folderClicked', 'fileDoubleClicked', 'folderDoubleClicked', 'fileActivated', 'folderActivated')
def __init__(self, *args, **kwargs):
# Signals
self.fileClicked = pyTTkSignal(TTkFileTreeWidgetItem)
self.folderClicked = pyTTkSignal(TTkFileTreeWidgetItem)
self.fileDoubleClicked = pyTTkSignal(TTkFileTreeWidgetItem)
self.folderDoubleClicked = pyTTkSignal(TTkFileTreeWidgetItem)
self.fileActivated = pyTTkSignal(TTkFileTreeWidgetItem)
self.folderActivated = pyTTkSignal(TTkFileTreeWidgetItem)
TTkTreeWidget.__init__(self, *args, **kwargs)
self._path = kwargs.get('path','.')
self._filter = '*'
self.setHeaderLabels(["Name", "Size", "Type", "Date Modified"])
self.openPath(self._path)
self.itemExpanded.connect(self._folderExpanded)
self.itemCollapsed.connect(self._folderCollapsed)
self.itemExpanded.connect(self._updateChildren)
self.itemActivated.connect(self._activated)
def setFilter(self, filter):
self._filter = filter
# TODO: Avoid to refer directly '_rootItem'
TTkFileTreeWidgetItem.setFilter(self._rootItem, filter)
def getOpenPath(self):
return self._path
def openPath(self, path):
self._path = path
self.clear()
for i in TTkFileTreeWidget._getFileItems(path):
self.addTopLevelItem(i)
self.setFilter(self._filter)
@staticmethod
def _getFileItems(path):
path = os.path.abspath(path)
if not os.path.exists(path): return []
dir_list = os.listdir(path)
ret = []
for n in dir_list:
nodePath = os.path.join(path,n)
def _getStat(_path):
info = os.stat(_path)
time = datetime.datetime.fromtimestamp(info.st_ctime).strftime('%Y-%m-%d %H:%M:%S')
if info.st_size > (1024*1024*1024):
size = f"{info.st_size/(1024*1024*1024):.2f} GB"
if info.st_size > (1024*1024):
size = f"{info.st_size/(1024*1024):.2f} MB"
elif info.st_size > 1024:
size = f"{info.st_size/1024:.2f} KB"
else:
size = f"{info.st_size} bytes"
return time, size, info.st_ctime, info.st_size
if os.path.isdir(nodePath):
if os.path.exists(nodePath):
time, _, rawTime, _ = _getStat(nodePath)
color = TTkCfg.theme.folderNameColor
else:
time, _, rawTime, _ = ""
color = TTkCfg.theme.failNameColor
if os.path.islink(nodePath):
name = TTkString()+TTkCfg.theme.linkNameColor+n+'/'+TTkColor.RST+' -> '+TTkCfg.theme.folderNameColor+os.readlink(nodePath)
typef = "Folder Link"
else:
name = TTkString()+color+n+'/'
typef = "Folder"
ret.append(TTkFileTreeWidgetItem(
[ name, "", typef, time],
raw = [ n , -1 , typef , rawTime ],
path=nodePath,
type=TTkFileTreeWidgetItem.DIR,
icon=TTkString() + TTkCfg.theme.folderIconColor + TTkCfg.theme.fileIcon.folderClose + TTkColor.RST,
childIndicatorPolicy=TTkK.ShowIndicator))
elif os.path.isfile(nodePath) or os.path.islink(nodePath):
if os.path.exists(nodePath):
time, size, rawTime, rawSize = _getStat(nodePath)
if os.access(nodePath, os.X_OK):
color = TTkCfg.theme.executableColor
typef="Exec"
else:
color = TTkCfg.theme.fileNameColor
typef="File"
else:
time, size, rawTime, rawSize = "", "", 0, 0
color = TTkCfg.theme.failNameColor
typef="Broken"
if os.path.islink(nodePath):
name = TTkString()+TTkCfg.theme.linkNameColor+n+TTkColor.RST+' -> '+color+os.readlink(nodePath)
typef += " Link"
else:
name = TTkString()+color+n
_, ext = os.path.splitext(n)
if ext: ext = f"{ext[1:]} "
ret.append(TTkFileTreeWidgetItem(
[ name, size, typef, time],
raw = [ n , rawSize , typef , rawTime ],
path=nodePath,
type=TTkFileTreeWidgetItem.FILE,
icon=TTkString() + TTkCfg.theme.fileIconColor + TTkCfg.theme.fileIcon.getIcon(n) + TTkColor.RST,
childIndicatorPolicy=TTkK.DontShowIndicator))
return ret
@staticmethod
def _folderExpanded(item):
item.setIcon(0, TTkString() + TTkCfg.theme.folderIconColor + TTkCfg.theme.fileIcon.folderOpen + TTkColor.RST,)
@staticmethod
def _folderCollapsed(item):
item.setIcon(0, TTkString() + TTkCfg.theme.folderIconColor + TTkCfg.theme.fileIcon.folderClose + TTkColor.RST,)
@pyTTkSlot(TTkFileTreeWidgetItem)
def _updateChildren(self, item):
if item.children(): return
item.addChildren(children := TTkFileTreeWidget._getFileItems(item.path()))
for i in children:
# TODO: Find a better way than calling an internal function
i._processFilter(self._filter)
@pyTTkSlot(TTkFileTreeWidgetItem, int)
def _activated(self, item, _):
path = item.path()
if os.path.isdir(path):
self.folderActivated.emit(item)
elif os.path.isfile(path):
self.fileActivated.emit(item)