113 lines
4.1 KiB
Python
113 lines
4.1 KiB
Python
# Copyright (C) 2024 Bellande Application Interoperability Xenogen Research Innovation Center, Ronaldson Bellande
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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import os
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from PyQt6.QtWidgets import QTreeView, QAbstractItemView
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from PyQt6.QtCore import Qt, pyqtSignal
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from PyQt6.QtGui import QStandardItemModel, QStandardItem
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from typing import Optional
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class FileExplorer(QTreeView):
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file_selected = pyqtSignal(str)
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_model: Optional[QStandardItemModel]
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def __init__(self):
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super().__init__()
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self._model = None
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self.current_path = ""
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self.setup_ui()
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def setup_ui(self):
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# Create and set up the model
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self._model = QStandardItemModel(parent=self)
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self._model.setHorizontalHeaderLabels(['Name'])
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# Set up the tree view
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super().setModel(self._model)
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self.setAnimated(False)
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self.setIndentation(20)
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self.setSortingEnabled(True)
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self.setSelectionMode(QAbstractItemView.SelectionMode.SingleSelection)
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# Connect signals
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self.clicked.connect(self.on_item_clicked)
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def populate_tree(self, path: str, parent_item: Optional[QStandardItem] = None) -> None:
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if parent_item is None and self._model is not None:
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self._model.clear()
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self._model.setHorizontalHeaderLabels(['Name'])
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parent_item = self._model.invisibleRootItem()
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try:
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# List directory contents
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items = os.listdir(path)
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# Sort items: directories first, then files
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dirs = sorted([item for item in items if os.path.isdir(os.path.join(path, item))])
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files = sorted([item for item in items if os.path.isfile(os.path.join(path, item))])
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# Add directories
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for dir_name in dirs:
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dir_path = os.path.join(path, dir_name)
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try:
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item = QStandardItem(dir_name)
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item.setData(dir_path, Qt.ItemDataRole.UserRole)
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if parent_item:
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parent_item.appendRow(item)
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except Exception:
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continue
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# Add files
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for file_name in files:
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file_path = os.path.join(path, file_name)
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try:
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item = QStandardItem(file_name)
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item.setData(file_path, Qt.ItemDataRole.UserRole)
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if parent_item:
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parent_item.appendRow(item)
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except Exception:
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continue
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except PermissionError:
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pass
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except Exception:
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pass
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def on_item_clicked(self, index):
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if self._model is None:
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return
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item = self._model.itemFromIndex(index)
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if item:
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path = item.data(Qt.ItemDataRole.UserRole)
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if os.path.isdir(path):
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if self.isExpanded(index):
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self.collapse(index)
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else:
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item.removeRows(0, item.rowCount())
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self.populate_tree(path, item)
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self.expand(index)
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else:
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self.file_selected.emit(path)
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def set_root_path(self, path: str) -> None:
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if os.path.exists(path):
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self.current_path = path
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self.populate_tree(path)
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def refresh(self) -> None:
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if self.current_path:
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self.populate_tree(self.current_path)
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