mirror of
https://github.com/onionshare/onionshare.git
synced 2024-12-29 09:16:24 -05:00
119 lines
4.1 KiB
Python
119 lines
4.1 KiB
Python
# -*- coding: utf-8 -*-
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"""
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OnionShare | https://onionshare.org/
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Copyright (C) 2016 Micah Lee <micah@micahflee.com>
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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 <http://www.gnu.org/licenses/>.
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"""
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import time
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from PyQt5 import QtCore, QtWidgets
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from onionshare import strings, helpers
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class Download(object):
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def __init__(self, download_id, total_bytes):
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self.download_id = download_id
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self.started = time.time()
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self.total_bytes = total_bytes
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self.downloaded_bytes = 0
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# make a new progress bar
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self.progress_bar = QtWidgets.QProgressBar()
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self.progress_bar.setTextVisible(True)
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self.progress_bar.setAlignment(QtCore.Qt.AlignHCenter)
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self.progress_bar.setMinimum(0)
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self.progress_bar.setMaximum(total_bytes)
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self.progress_bar.setValue(0)
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self.progress_bar.setStyleSheet(
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"QProgressBar::chunk { background-color: #05B8CC; }")
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self.progress_bar.total_bytes = total_bytes
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# start at 0
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self.update(0)
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def update(self, downloaded_bytes):
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self.downloaded_bytes = downloaded_bytes
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self.progress_bar.setValue(downloaded_bytes)
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if downloaded_bytes == self.progress_bar.total_bytes:
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pb_fmt = strings._('gui_download_progress_complete').format(
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helpers.format_seconds(time.time() - self.started))
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else:
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elapsed = time.time() - self.started
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if elapsed < 10:
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# Wait a couple of seconds for the download rate to stabilize.
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# This prevents a "Windows copy dialog"-esque experience at
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# the beginning of the download.
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pb_fmt = strings._('gui_download_progress_starting').format(
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helpers.human_readable_filesize(downloaded_bytes))
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else:
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pb_fmt = strings._('gui_download_progress_eta').format(
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helpers.human_readable_filesize(downloaded_bytes),
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self.estimated_time_remaining)
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self.progress_bar.setFormat(pb_fmt)
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def cancel(self):
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self.progress_bar.setFormat(strings._('gui_canceled'))
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@property
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def estimated_time_remaining(self):
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return helpers.estimated_time_remaining(self.downloaded_bytes,
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self.total_bytes,
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self.started)
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class Downloads(QtWidgets.QVBoxLayout):
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"""
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The downloads chunk of the GUI. This lists all of the active download
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progress bars.
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"""
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def __init__(self):
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super(Downloads, self).__init__()
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self.downloads = {}
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# downloads label
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self.downloads_label = QtWidgets.QLabel(strings._('gui_downloads', True))
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self.downloads_label.hide()
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# add the widgets
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self.addWidget(self.downloads_label)
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def add_download(self, download_id, total_bytes):
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"""
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Add a new download progress bar.
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"""
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self.downloads_label.show()
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# add it to the list
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download = Download(download_id, total_bytes)
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self.downloads[download_id] = download
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self.insertWidget(-1, download.progress_bar)
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def update_download(self, download_id, downloaded_bytes):
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"""
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Update the progress of a download progress bar.
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"""
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self.downloads[download_id].update(downloaded_bytes)
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def cancel_download(self, download_id):
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"""
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Update a download progress bar to show that it has been canceled.
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"""
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self.downloads[download_id].cancel()
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