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
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# The above copyright notice and this permission notice shall be included in all
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# 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): ''' A :py:class:`TTkFileTreeWidget` provide a widget that allow users to select files or directories. The :py:class:`TTkFileTree` class enables a user to traverse the file system in order to select one or many files or a directory. :: Name ▼╿Size ╿Type ╿Date Modified ╿▲ ∙ Makefile │ 3.80 KB│File │2024-11-04 20:37:22 │┊ ∙ README.md │ 7.50 KB│File │2024-06-08 15:34:09 │┊ - TermTk/ │ │Folder │2024-06-08 15:34:12 │┊ + TTkAbstract/ │ │Folder │2024-11-04 20:37:22 │▓ + TTkCore/ │ │Folder │2024-11-04 20:37:22 │▓ + TTkCrossTools/ │ │Folder │2024-06-08 15:34:12 │▓ + TTkGui/ │ │Folder │2024-11-04 20:37:22 │▓ + TTkLayouts/ │ │Folder │2024-11-04 20:37:22 │▓ - TTkTemplates/ │ │Folder │2024-11-04 20:37:22 │┊ ∙ __init__.py │ 120 bytes│File │2024-11-04 20:37:22 │┊ + __pycache__/ │ │Folder │2024-11-05 08:47:38 │┊ ∙ dragevents.py │ 2.79 KB│File │2024-11-04 20:37:22 │┊ ∙ keyevents.py │ 2.52 KB│File │2024-11-04 20:37:22 │┊ ∙ mouseevents.py │ 5.16 KB│File │2024-11-04 20:37:22 │┊ + TTkTestWidgets/ │ │Folder │2024-11-04 20:37:22 │┊ + TTkTheme/ │ │Folder │2024-06-08 15:34:12 │┊ + TTkTypes/ │ │Folder │2024-06-08 15:34:12 │┊ + TTkUiTools/ │ │Folder │2024-11-04 20:37:22 │┊ + TTkWidgets/ │ │Folder │2024-11-04 20:37:22 │┊ ∙ __init__.py │ 327 bytes│File │2024-11-04 19:56:26 │▼ Quickstart: .. code-block:: python import TermTk as ttk root = ttk.TTk(layout=ttk.TTkGridLayout()) fileTree = ttk.TTkFileTree(parent=root, path='.') root.mainloop() ''' __slots__ = ('_path', '_filter', # Signals 'fileClicked', 'folderClicked', 'fileDoubleClicked', 'folderDoubleClicked', 'fileActivated', 'folderActivated') def __init__(self, path:str='.', **kwargs) -> None: # 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) self._path = path self._filter = '*' super().__init__(**kwargs) self.setHeaderLabels(["Name", "Size", "Type", "Date Modified"]) self.openPath(self._path) self.resizeColumnToContents(0) self.resizeColumnToContents(1) self.resizeColumnToContents(2) self.resizeColumnToContents(3) self.itemExpanded.connect(self._folderExpanded) self.itemCollapsed.connect(self._folderCollapsed) self.itemExpanded.connect(self._updateChildren) self.itemActivated.connect(self._activated)
[docs] def setFilter(self, filter): self._filter = filter # TODO: Avoid to refer directly '_rootItem' TTkFileTreeWidgetItem.setFilter(self._rootItem, filter)
[docs] def getOpenPath(self): return self._path
[docs] 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)