mirror of
https://github.com/onionshare/onionshare.git
synced 2024-12-28 16:59:35 -05:00
351 lines
12 KiB
Python
351 lines
12 KiB
Python
# -*- coding: utf-8 -*-
|
|
"""
|
|
OnionShare | https://onionshare.org/
|
|
|
|
Copyright (C) 2017 Micah Lee <micah@micahflee.com>
|
|
|
|
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 3 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, see <http://www.gnu.org/licenses/>.
|
|
"""
|
|
import os
|
|
from PyQt5 import QtCore, QtWidgets, QtGui
|
|
from .alert import Alert
|
|
|
|
from onionshare import strings, common
|
|
|
|
class DropHereLabel(QtWidgets.QLabel):
|
|
"""
|
|
When there are no files or folders in the FileList yet, display the
|
|
'drop files here' message and graphic.
|
|
"""
|
|
def __init__(self, parent, image=False):
|
|
self.parent = parent
|
|
super(DropHereLabel, self).__init__(parent=parent)
|
|
self.setAcceptDrops(True)
|
|
self.setAlignment(QtCore.Qt.AlignCenter)
|
|
|
|
if image:
|
|
self.setPixmap(QtGui.QPixmap.fromImage(QtGui.QImage(common.get_resource_path('images/logo_transparent.png'))))
|
|
else:
|
|
self.setText(strings._('gui_drag_and_drop', True))
|
|
self.setStyleSheet('color: #999999;')
|
|
|
|
self.hide()
|
|
|
|
def dragEnterEvent(self, event):
|
|
self.parent.drop_here_image.hide()
|
|
self.parent.drop_here_text.hide()
|
|
event.accept()
|
|
|
|
|
|
class DropCountLabel(QtWidgets.QLabel):
|
|
"""
|
|
While dragging files over the FileList, this counter displays the
|
|
number of files you're dragging.
|
|
"""
|
|
def __init__(self, parent):
|
|
self.parent = parent
|
|
super(DropCountLabel, self).__init__(parent=parent)
|
|
self.setAcceptDrops(True)
|
|
self.setAlignment(QtCore.Qt.AlignCenter)
|
|
self.setText(strings._('gui_drag_and_drop', True))
|
|
self.setStyleSheet('color: #ffffff; background-color: #f44449; font-weight: bold; padding: 5px 10px; border-radius: 10px;')
|
|
self.hide()
|
|
|
|
def dragEnterEvent(self, event):
|
|
self.hide()
|
|
event.accept()
|
|
|
|
|
|
class FileList(QtWidgets.QListWidget):
|
|
"""
|
|
The list of files and folders in the GUI.
|
|
"""
|
|
files_dropped = QtCore.pyqtSignal()
|
|
files_updated = QtCore.pyqtSignal()
|
|
|
|
def __init__(self, parent=None):
|
|
super(FileList, self).__init__(parent)
|
|
self.setAcceptDrops(True)
|
|
self.setIconSize(QtCore.QSize(32, 32))
|
|
self.setSortingEnabled(True)
|
|
self.setMinimumHeight(200)
|
|
self.setSelectionMode(QtWidgets.QAbstractItemView.ExtendedSelection)
|
|
|
|
self.filenames = []
|
|
|
|
self.drop_here_image = DropHereLabel(self, True)
|
|
self.drop_here_text = DropHereLabel(self, False)
|
|
self.drop_count = DropCountLabel(self)
|
|
self.resizeEvent(None)
|
|
|
|
def update(self):
|
|
"""
|
|
Update the GUI elements based on the current state.
|
|
"""
|
|
# file list should have a background image if empty
|
|
if len(self.filenames) == 0:
|
|
self.drop_here_image.show()
|
|
self.drop_here_text.show()
|
|
else:
|
|
self.drop_here_image.hide()
|
|
self.drop_here_text.hide()
|
|
|
|
def resizeEvent(self, event):
|
|
"""
|
|
When the widget is resized, resize the drop files image and text.
|
|
"""
|
|
offset = 70
|
|
self.drop_here_image.setGeometry(0, 0, self.width(), self.height() - offset)
|
|
self.drop_here_text.setGeometry(0, offset, self.width(), self.height() - offset)
|
|
|
|
if self.count() > 0:
|
|
# Add and delete an empty item, to force all items to get redrawn
|
|
# This is ugly, but the only way I could figure out how to proceed
|
|
item = QtWidgets.QListWidgetItem('fake item')
|
|
self.addItem(item)
|
|
self.takeItem(self.row(item))
|
|
self.update()
|
|
|
|
def dragEnterEvent(self, event):
|
|
"""
|
|
dragEnterEvent for dragging files and directories into the widget.
|
|
"""
|
|
if event.mimeData().hasUrls:
|
|
self.setStyleSheet('FileList { border: 3px solid #538ad0; }')
|
|
count = len(event.mimeData().urls())
|
|
self.drop_count.setText('+{}'.format(count))
|
|
|
|
self.drop_count.setGeometry(self.width() - 60, self.height() - 40, 50, 30)
|
|
self.drop_count.show()
|
|
event.accept()
|
|
else:
|
|
event.ignore()
|
|
|
|
def dragLeaveEvent(self, event):
|
|
"""
|
|
dragLeaveEvent for dragging files and directories into the widget.
|
|
"""
|
|
self.setStyleSheet('FileList { border: none; }')
|
|
self.drop_count.hide()
|
|
event.accept()
|
|
self.update()
|
|
|
|
def dragMoveEvent(self, event):
|
|
"""
|
|
dragMoveEvent for dragging files and directories into the widget.
|
|
"""
|
|
if event.mimeData().hasUrls:
|
|
event.setDropAction(QtCore.Qt.CopyAction)
|
|
event.accept()
|
|
else:
|
|
event.ignore()
|
|
|
|
def dropEvent(self, event):
|
|
"""
|
|
dropEvent for dragging files and directories into the widget.
|
|
"""
|
|
if event.mimeData().hasUrls:
|
|
event.setDropAction(QtCore.Qt.CopyAction)
|
|
event.accept()
|
|
for url in event.mimeData().urls():
|
|
filename = str(url.toLocalFile())
|
|
self.add_file(filename)
|
|
else:
|
|
event.ignore()
|
|
|
|
self.setStyleSheet('border: none;')
|
|
self.drop_count.hide()
|
|
|
|
self.files_dropped.emit()
|
|
|
|
def add_file(self, filename):
|
|
"""
|
|
Add a file or directory to this widget.
|
|
"""
|
|
if filename not in self.filenames:
|
|
if not os.access(filename, os.R_OK):
|
|
Alert(strings._("not_a_readable_file", True).format(filename))
|
|
return
|
|
|
|
self.filenames.append(filename)
|
|
# Re-sort the list internally
|
|
self.filenames.sort()
|
|
|
|
fileinfo = QtCore.QFileInfo(filename)
|
|
basename = os.path.basename(filename.rstrip('/'))
|
|
ip = QtWidgets.QFileIconProvider()
|
|
icon = ip.icon(fileinfo)
|
|
|
|
if os.path.isfile(filename):
|
|
size = common.human_readable_filesize(fileinfo.size())
|
|
else:
|
|
size = common.human_readable_filesize(common.dir_size(filename))
|
|
item_name = '{0:s} ({1:s})'.format(basename, size)
|
|
|
|
# Create a new item
|
|
item = QtWidgets.QListWidgetItem(item_name)
|
|
item.setToolTip(size)
|
|
item.setIcon(icon)
|
|
|
|
# Item's delete button
|
|
def delete_item():
|
|
itemrow = self.row(item)
|
|
self.filenames.pop(itemrow)
|
|
self.takeItem(itemrow)
|
|
self.files_updated.emit()
|
|
|
|
item_button = QtWidgets.QPushButton()
|
|
item_button.setDefault(False)
|
|
item_button.setFlat(True)
|
|
item_button.setIcon( QtGui.QIcon(common.get_resource_path('images/file_delete.png')) )
|
|
item_button.clicked.connect(delete_item)
|
|
|
|
# Create an item widget to display on the item
|
|
item_widget_layout = QtWidgets.QHBoxLayout()
|
|
item_widget_layout.addStretch()
|
|
item_widget_layout.addWidget(item_button)
|
|
item_widget = QtWidgets.QWidget()
|
|
item_widget.setLayout(item_widget_layout)
|
|
|
|
self.addItem(item)
|
|
self.setItemWidget(item, item_widget)
|
|
|
|
self.files_updated.emit()
|
|
|
|
|
|
class FileSelection(QtWidgets.QVBoxLayout):
|
|
"""
|
|
The list of files and folders in the GUI, as well as buttons to add and
|
|
delete the files and folders.
|
|
"""
|
|
def __init__(self):
|
|
super(FileSelection, self).__init__()
|
|
self.server_on = False
|
|
|
|
# file list
|
|
self.file_list = FileList()
|
|
self.file_list.currentItemChanged.connect(self.update)
|
|
self.file_list.files_dropped.connect(self.update)
|
|
|
|
# buttons
|
|
self.add_button = QtWidgets.QPushButton(strings._('gui_add', True))
|
|
self.add_button.clicked.connect(self.add)
|
|
self.delete_button = QtWidgets.QPushButton(strings._('gui_delete', True))
|
|
self.delete_button.clicked.connect(self.delete)
|
|
button_layout = QtWidgets.QHBoxLayout()
|
|
button_layout.addStretch()
|
|
button_layout.addWidget(self.add_button)
|
|
button_layout.addWidget(self.delete_button)
|
|
|
|
# add the widgets
|
|
self.addWidget(self.file_list)
|
|
self.addLayout(button_layout)
|
|
|
|
self.update()
|
|
|
|
def update(self):
|
|
"""
|
|
Update the GUI elements based on the current state.
|
|
"""
|
|
# All buttons should be hidden if the server is on
|
|
if self.server_on:
|
|
self.add_button.hide()
|
|
self.delete_button.hide()
|
|
else:
|
|
self.add_button.show()
|
|
|
|
# Delete button should be hidden if item isn't selected
|
|
current_item = self.file_list.currentItem()
|
|
common.log('FileSelection', 'current_item: {}'.format(current_item))
|
|
if not current_item:
|
|
self.delete_button.hide()
|
|
else:
|
|
self.delete_button.show()
|
|
|
|
# Update the file list
|
|
self.file_list.update()
|
|
|
|
def add(self):
|
|
"""
|
|
Add button clicked.
|
|
"""
|
|
file_dialog = FileDialog(caption=strings._('gui_choose_items', True))
|
|
if file_dialog.exec_() == QtWidgets.QDialog.Accepted:
|
|
for filename in file_dialog.selectedFiles():
|
|
self.file_list.add_file(filename)
|
|
|
|
self.file_list.setCurrentItem(None)
|
|
self.update()
|
|
|
|
def delete(self):
|
|
"""
|
|
Delete button clicked
|
|
"""
|
|
selected = self.file_list.selectedItems()
|
|
for item in selected:
|
|
itemrow = self.file_list.row(item)
|
|
self.file_list.filenames.pop(itemrow)
|
|
self.file_list.takeItem(itemrow)
|
|
self.file_list.files_updated.emit()
|
|
|
|
self.file_list.setCurrentItem(None)
|
|
self.update()
|
|
|
|
def server_started(self):
|
|
"""
|
|
Gets called when the server starts.
|
|
"""
|
|
self.server_on = True
|
|
self.file_list.setAcceptDrops(False)
|
|
self.update()
|
|
|
|
def server_stopped(self):
|
|
"""
|
|
Gets called when the server stops.
|
|
"""
|
|
self.server_on = False
|
|
self.file_list.setAcceptDrops(True)
|
|
self.update()
|
|
|
|
def get_num_files(self):
|
|
"""
|
|
Returns the total number of files and folders in the list.
|
|
"""
|
|
return len(self.file_list.filenames)
|
|
|
|
def setFocus(self):
|
|
"""
|
|
Set the Qt app focus on the file selection box.
|
|
"""
|
|
self.file_list.setFocus()
|
|
|
|
class FileDialog(QtWidgets.QFileDialog):
|
|
"""
|
|
Overridden version of QFileDialog which allows us to select
|
|
folders as well as, or instead of, files.
|
|
"""
|
|
def __init__(self, *args, **kwargs):
|
|
QtWidgets.QFileDialog.__init__(self, *args, **kwargs)
|
|
self.setOption(self.DontUseNativeDialog, True)
|
|
self.setOption(self.ReadOnly, True)
|
|
self.setOption(self.ShowDirsOnly, False)
|
|
self.setFileMode(self.ExistingFiles)
|
|
tree_view = self.findChild(QtWidgets.QTreeView)
|
|
tree_view.setSelectionMode(QtWidgets.QAbstractItemView.ExtendedSelection)
|
|
list_view = self.findChild(QtWidgets.QListView, "listView")
|
|
list_view.setSelectionMode(QtWidgets.QAbstractItemView.ExtendedSelection)
|
|
|
|
def accept(self):
|
|
QtWidgets.QDialog.accept(self)
|