Move all of the normal onionshare logic into Tab, and make a new placeholder GUI for the main window

onionshare_gui/tab/mode/history.py

@@ -0,0 +1,804 @@
+# -*- coding: utf-8 -*-
+"""
+OnionShare | https://onionshare.org/
+
+Copyright (C) 2014-2018 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 time
+import subprocess
+import os
+from datetime import datetime
+from PyQt5 import QtCore, QtWidgets, QtGui
+
+from onionshare import strings
+from ..widgets import Alert
+
+
+class HistoryItem(QtWidgets.QWidget):
+    """
+    The base history item
+    """
+
+    STATUS_STARTED = 0
+    STATUS_FINISHED = 1
+    STATUS_CANCELED = 2
+
+    def __init__(self):
+        super(HistoryItem, self).__init__()
+
+    def update(self):
+        pass
+
+    def cancel(self):
+        pass
+
+    def get_finished_label_text(self, started):
+        """
+        When an item finishes, returns a string displaying the start/end datetime range.
+        started is a datetime object.
+        """
+        return self._get_label_text(
+            "gui_all_modes_transfer_finished",
+            "gui_all_modes_transfer_finished_range",
+            started,
+        )
+
+    def get_canceled_label_text(self, started):
+        """
+        When an item is canceled, returns a string displaying the start/end datetime range.
+        started is a datetime object.
+        """
+        return self._get_label_text(
+            "gui_all_modes_transfer_canceled",
+            "gui_all_modes_transfer_canceled_range",
+            started,
+        )
+
+    def _get_label_text(self, string_name, string_range_name, started):
+        """
+        Return a string that contains a date, or date range.
+        """
+        ended = datetime.now()
+        if (
+            started.year == ended.year
+            and started.month == ended.month
+            and started.day == ended.day
+        ):
+            if started.hour == ended.hour and started.minute == ended.minute:
+                text = strings._(string_name).format(started.strftime("%b %d, %I:%M%p"))
+            else:
+                text = strings._(string_range_name).format(
+                    started.strftime("%b %d, %I:%M%p"), ended.strftime("%I:%M%p")
+                )
+        else:
+            text = strings._(string_range_name).format(
+                started.strftime("%b %d, %I:%M%p"), ended.strftime("%b %d, %I:%M%p")
+            )
+        return text
+
+
+class ShareHistoryItem(HistoryItem):
+    """
+    Download history item, for share mode
+    """
+
+    def __init__(self, common, id, total_bytes):
+        super(ShareHistoryItem, self).__init__()
+        self.common = common
+
+        self.id = id
+        self.total_bytes = total_bytes
+        self.downloaded_bytes = 0
+        self.started = time.time()
+        self.started_dt = datetime.fromtimestamp(self.started)
+        self.status = HistoryItem.STATUS_STARTED
+
+        # Label
+        self.label = QtWidgets.QLabel(
+            strings._("gui_all_modes_transfer_started").format(
+                self.started_dt.strftime("%b %d, %I:%M%p")
+            )
+        )
+
+        # Progress bar
+        self.progress_bar = QtWidgets.QProgressBar()
+        self.progress_bar.setTextVisible(True)
+        self.progress_bar.setAttribute(QtCore.Qt.WA_DeleteOnClose)
+        self.progress_bar.setAlignment(QtCore.Qt.AlignHCenter)
+        self.progress_bar.setMinimum(0)
+        self.progress_bar.setMaximum(total_bytes)
+        self.progress_bar.setValue(0)
+        self.progress_bar.setStyleSheet(
+            self.common.gui.css["downloads_uploads_progress_bar"]
+        )
+        self.progress_bar.total_bytes = total_bytes
+
+        # Layout
+        layout = QtWidgets.QVBoxLayout()
+        layout.addWidget(self.label)
+        layout.addWidget(self.progress_bar)
+        self.setLayout(layout)
+
+        # Start at 0
+        self.update(0)
+
+    def update(self, downloaded_bytes):
+        self.downloaded_bytes = downloaded_bytes
+
+        self.progress_bar.setValue(downloaded_bytes)
+        if downloaded_bytes == self.progress_bar.total_bytes:
+            pb_fmt = strings._("gui_all_modes_progress_complete").format(
+                self.common.format_seconds(time.time() - self.started)
+            )
+
+            # Change the label
+            self.label.setText(self.get_finished_label_text(self.started_dt))
+            self.status = HistoryItem.STATUS_FINISHED
+
+        else:
+            elapsed = time.time() - self.started
+            if elapsed < 10:
+                # Wait a couple of seconds for the download rate to stabilize.
+                # This prevents a "Windows copy dialog"-esque experience at
+                # the beginning of the download.
+                pb_fmt = strings._("gui_all_modes_progress_starting").format(
+                    self.common.human_readable_filesize(downloaded_bytes)
+                )
+            else:
+                pb_fmt = strings._("gui_all_modes_progress_eta").format(
+                    self.common.human_readable_filesize(downloaded_bytes),
+                    self.estimated_time_remaining,
+                )
+
+        self.progress_bar.setFormat(pb_fmt)
+
+    def cancel(self):
+        self.progress_bar.setFormat(strings._("gui_canceled"))
+        self.status = HistoryItem.STATUS_CANCELED
+
+    @property
+    def estimated_time_remaining(self):
+        return self.common.estimated_time_remaining(
+            self.downloaded_bytes, self.total_bytes, self.started
+        )
+
+
+class ReceiveHistoryItemFile(QtWidgets.QWidget):
+    def __init__(self, common, filename):
+        super(ReceiveHistoryItemFile, self).__init__()
+        self.common = common
+
+        self.common.log("ReceiveHistoryItemFile", "__init__", f"filename: {filename}")
+
+        self.filename = filename
+        self.dir = None
+        self.started = datetime.now()
+
+        # Filename label
+        self.filename_label = QtWidgets.QLabel(self.filename)
+        self.filename_label_width = self.filename_label.width()
+
+        # File size label
+        self.filesize_label = QtWidgets.QLabel()
+        self.filesize_label.setStyleSheet(self.common.gui.css["receive_file_size"])
+        self.filesize_label.hide()
+
+        # Folder button
+        folder_pixmap = QtGui.QPixmap.fromImage(
+            QtGui.QImage(self.common.get_resource_path("images/open_folder.png"))
+        )
+        folder_icon = QtGui.QIcon(folder_pixmap)
+        self.folder_button = QtWidgets.QPushButton()
+        self.folder_button.clicked.connect(self.open_folder)
+        self.folder_button.setIcon(folder_icon)
+        self.folder_button.setIconSize(folder_pixmap.rect().size())
+        self.folder_button.setFlat(True)
+        self.folder_button.hide()
+
+        # Layouts
+        layout = QtWidgets.QHBoxLayout()
+        layout.addWidget(self.filename_label)
+        layout.addWidget(self.filesize_label)
+        layout.addStretch()
+        layout.addWidget(self.folder_button)
+        self.setLayout(layout)
+
+    def update(self, uploaded_bytes, complete):
+        self.filesize_label.setText(self.common.human_readable_filesize(uploaded_bytes))
+        self.filesize_label.show()
+
+        if complete:
+            self.folder_button.show()
+
+    def rename(self, new_filename):
+        self.filename = new_filename
+        self.filename_label.setText(self.filename)
+
+    def set_dir(self, dir):
+        self.dir = dir
+
+    def open_folder(self):
+        """
+        Open the downloads folder, with the file selected, in a cross-platform manner
+        """
+        self.common.log("ReceiveHistoryItemFile", "open_folder")
+
+        if not self.dir:
+            self.common.log(
+                "ReceiveHistoryItemFile",
+                "open_folder",
+                "dir has not been set yet, can't open folder",
+            )
+            return
+
+        abs_filename = os.path.join(self.dir, self.filename)
+
+        # Linux
+        if self.common.platform == "Linux" or self.common.platform == "BSD":
+            try:
+                # If nautilus is available, open it
+                subprocess.Popen(["nautilus", abs_filename])
+            except:
+                Alert(
+                    self.common,
+                    strings._("gui_open_folder_error_nautilus").format(abs_filename),
+                )
+
+        # macOS
+        elif self.common.platform == "Darwin":
+            subprocess.call(["open", "-R", abs_filename])
+
+        # Windows
+        elif self.common.platform == "Windows":
+            subprocess.Popen(["explorer", f"/select,{abs_filename}"])
+
+
+class ReceiveHistoryItem(HistoryItem):
+    def __init__(self, common, id, content_length):
+        super(ReceiveHistoryItem, self).__init__()
+        self.common = common
+        self.id = id
+        self.content_length = content_length
+        self.started = datetime.now()
+        self.status = HistoryItem.STATUS_STARTED
+
+        # Label
+        self.label = QtWidgets.QLabel(
+            strings._("gui_all_modes_transfer_started").format(
+                self.started.strftime("%b %d, %I:%M%p")
+            )
+        )
+
+        # Progress bar
+        self.progress_bar = QtWidgets.QProgressBar()
+        self.progress_bar.setTextVisible(True)
+        self.progress_bar.setAttribute(QtCore.Qt.WA_DeleteOnClose)
+        self.progress_bar.setAlignment(QtCore.Qt.AlignHCenter)
+        self.progress_bar.setMinimum(0)
+        self.progress_bar.setValue(0)
+        self.progress_bar.setStyleSheet(
+            self.common.gui.css["downloads_uploads_progress_bar"]
+        )
+
+        # This layout contains file widgets
+        self.files_layout = QtWidgets.QVBoxLayout()
+        self.files_layout.setContentsMargins(0, 0, 0, 0)
+        files_widget = QtWidgets.QWidget()
+        files_widget.setStyleSheet(self.common.gui.css["receive_file"])
+        files_widget.setLayout(self.files_layout)
+
+        # Layout
+        layout = QtWidgets.QVBoxLayout()
+        layout.addWidget(self.label)
+        layout.addWidget(self.progress_bar)
+        layout.addWidget(files_widget)
+        layout.addStretch()
+        self.setLayout(layout)
+
+        # We're also making a dictionary of file widgets, to make them easier to access
+        self.files = {}
+
+    def update(self, data):
+        """
+        Using the progress from Web, update the progress bar and file size labels
+        for each file
+        """
+        if data["action"] == "progress":
+            total_uploaded_bytes = 0
+            for filename in data["progress"]:
+                total_uploaded_bytes += data["progress"][filename]["uploaded_bytes"]
+
+            # Update the progress bar
+            self.progress_bar.setMaximum(self.content_length)
+            self.progress_bar.setValue(total_uploaded_bytes)
+
+            elapsed = datetime.now() - self.started
+            if elapsed.seconds < 10:
+                pb_fmt = strings._("gui_all_modes_progress_starting").format(
+                    self.common.human_readable_filesize(total_uploaded_bytes)
+                )
+            else:
+                estimated_time_remaining = self.common.estimated_time_remaining(
+                    total_uploaded_bytes, self.content_length, self.started.timestamp()
+                )
+                pb_fmt = strings._("gui_all_modes_progress_eta").format(
+                    self.common.human_readable_filesize(total_uploaded_bytes),
+                    estimated_time_remaining,
+                )
+
+            # Using list(progress) to avoid "RuntimeError: dictionary changed size during iteration"
+            for filename in list(data["progress"]):
+                # Add a new file if needed
+                if filename not in self.files:
+                    self.files[filename] = ReceiveHistoryItemFile(self.common, filename)
+                    self.files_layout.addWidget(self.files[filename])
+
+                # Update the file
+                self.files[filename].update(
+                    data["progress"][filename]["uploaded_bytes"],
+                    data["progress"][filename]["complete"],
+                )
+
+        elif data["action"] == "rename":
+            self.files[data["old_filename"]].rename(data["new_filename"])
+            self.files[data["new_filename"]] = self.files.pop(data["old_filename"])
+
+        elif data["action"] == "set_dir":
+            self.files[data["filename"]].set_dir(data["dir"])
+
+        elif data["action"] == "finished":
+            # Change the status
+            self.status = HistoryItem.STATUS_FINISHED
+
+            # Hide the progress bar
+            self.progress_bar.hide()
+
+            # Change the label
+            self.label.setText(self.get_finished_label_text(self.started))
+
+        elif data["action"] == "canceled":
+            # Change the status
+            self.status = HistoryItem.STATUS_CANCELED
+
+            # Hide the progress bar
+            self.progress_bar.hide()
+
+            # Change the label
+            self.label.setText(self.get_canceled_label_text(self.started))
+
+
+class IndividualFileHistoryItem(HistoryItem):
+    """
+    Individual file history item, for share mode viewing of individual files
+    """
+
+    def __init__(self, common, data, path):
+        super(IndividualFileHistoryItem, self).__init__()
+        self.status = HistoryItem.STATUS_STARTED
+        self.common = common
+
+        self.id = id
+        self.path = path
+        self.total_bytes = 0
+        self.downloaded_bytes = 0
+        self.started = time.time()
+        self.started_dt = datetime.fromtimestamp(self.started)
+        self.status = HistoryItem.STATUS_STARTED
+
+        self.directory_listing = "directory_listing" in data
+
+        # Labels
+        self.timestamp_label = QtWidgets.QLabel(
+            self.started_dt.strftime("%b %d, %I:%M%p")
+        )
+        self.timestamp_label.setStyleSheet(
+            self.common.gui.css["history_individual_file_timestamp_label"]
+        )
+        self.path_label = QtWidgets.QLabel(self.path)
+        self.status_code_label = QtWidgets.QLabel()
+
+        # Progress bar
+        self.progress_bar = QtWidgets.QProgressBar()
+        self.progress_bar.setTextVisible(True)
+        self.progress_bar.setAttribute(QtCore.Qt.WA_DeleteOnClose)
+        self.progress_bar.setAlignment(QtCore.Qt.AlignHCenter)
+        self.progress_bar.setValue(0)
+        self.progress_bar.setStyleSheet(
+            self.common.gui.css["downloads_uploads_progress_bar"]
+        )
+
+        # Text layout
+        labels_layout = QtWidgets.QHBoxLayout()
+        labels_layout.addWidget(self.timestamp_label)
+        labels_layout.addWidget(self.path_label)
+        labels_layout.addWidget(self.status_code_label)
+        labels_layout.addStretch()
+
+        # Layout
+        layout = QtWidgets.QVBoxLayout()
+        layout.addLayout(labels_layout)
+        layout.addWidget(self.progress_bar)
+        self.setLayout(layout)
+
+        # Is a status code already sent?
+        if "status_code" in data:
+            self.status_code_label.setText(str(data["status_code"]))
+            if data["status_code"] >= 200 and data["status_code"] < 300:
+                self.status_code_label.setStyleSheet(
+                    self.common.gui.css["history_individual_file_status_code_label_2xx"]
+                )
+            if data["status_code"] >= 400 and data["status_code"] < 500:
+                self.status_code_label.setStyleSheet(
+                    self.common.gui.css["history_individual_file_status_code_label_4xx"]
+                )
+            self.status = HistoryItem.STATUS_FINISHED
+            self.progress_bar.hide()
+            return
+
+        else:
+            self.total_bytes = data["filesize"]
+            self.progress_bar.setMinimum(0)
+            self.progress_bar.setMaximum(data["filesize"])
+            self.progress_bar.total_bytes = data["filesize"]
+
+        # Start at 0
+        self.update(0)
+
+    def update(self, downloaded_bytes):
+        self.downloaded_bytes = downloaded_bytes
+
+        self.progress_bar.setValue(downloaded_bytes)
+        if downloaded_bytes == self.progress_bar.total_bytes:
+            self.status_code_label.setText("200")
+            self.status_code_label.setStyleSheet(
+                self.common.gui.css["history_individual_file_status_code_label_2xx"]
+            )
+            self.progress_bar.hide()
+            self.status = HistoryItem.STATUS_FINISHED
+
+        else:
+            elapsed = time.time() - self.started
+            if elapsed < 10:
+                # Wait a couple of seconds for the download rate to stabilize.
+                # This prevents a "Windows copy dialog"-esque experience at
+                # the beginning of the download.
+                pb_fmt = strings._("gui_all_modes_progress_starting").format(
+                    self.common.human_readable_filesize(downloaded_bytes)
+                )
+            else:
+                pb_fmt = strings._("gui_all_modes_progress_eta").format(
+                    self.common.human_readable_filesize(downloaded_bytes),
+                    self.estimated_time_remaining,
+                )
+
+            self.progress_bar.setFormat(pb_fmt)
+
+    def cancel(self):
+        self.progress_bar.setFormat(strings._("gui_canceled"))
+        self.status = HistoryItem.STATUS_CANCELED
+
+    @property
+    def estimated_time_remaining(self):
+        return self.common.estimated_time_remaining(
+            self.downloaded_bytes, self.total_bytes, self.started
+        )
+
+
+class HistoryItemList(QtWidgets.QScrollArea):
+    """
+    List of items
+    """
+
+    def __init__(self, common):
+        super(HistoryItemList, self).__init__()
+        self.common = common
+
+        self.items = {}
+
+        # The layout that holds all of the items
+        self.items_layout = QtWidgets.QVBoxLayout()
+        self.items_layout.setContentsMargins(0, 0, 0, 0)
+        self.items_layout.setSizeConstraint(QtWidgets.QLayout.SetMinAndMaxSize)
+
+        # Wrapper layout that also contains a stretch
+        wrapper_layout = QtWidgets.QVBoxLayout()
+        wrapper_layout.setSizeConstraint(QtWidgets.QLayout.SetMinAndMaxSize)
+        wrapper_layout.addLayout(self.items_layout)
+        wrapper_layout.addStretch()
+
+        # The internal widget of the scroll area
+        widget = QtWidgets.QWidget()
+        widget.setLayout(wrapper_layout)
+        self.setWidget(widget)
+        self.setWidgetResizable(True)
+
+        # Other scroll area settings
+        self.setBackgroundRole(QtGui.QPalette.Light)
+        self.verticalScrollBar().rangeChanged.connect(self.resizeScroll)
+
+    def resizeScroll(self, minimum, maximum):
+        """
+        Scroll to the bottom of the window when the range changes.
+        """
+        self.verticalScrollBar().setValue(maximum)
+
+    def add(self, id, item):
+        """
+        Add a new item. Override this method.
+        """
+        self.items[id] = item
+        self.items_layout.addWidget(item)
+
+    def update(self, id, data):
+        """
+        Update an item.  Override this method.
+        """
+        if id in self.items:
+            self.items[id].update(data)
+
+    def cancel(self, id):
+        """
+        Cancel an item.  Override this method.
+        """
+        if id in self.items:
+            self.items[id].cancel()
+
+    def reset(self):
+        """
+        Reset all items, emptying the list.  Override this method.
+        """
+        for key, item in self.items.copy().items():
+            self.items_layout.removeWidget(item)
+            item.close()
+            del self.items[key]
+
+
+class History(QtWidgets.QWidget):
+    """
+    A history of what's happened so far in this mode. This contains an internal
+    object full of a scrollable list of items.
+    """
+
+    def __init__(self, common, empty_image, empty_text, header_text, mode=""):
+        super(History, self).__init__()
+        self.common = common
+        self.mode = mode
+
+        self.setMinimumWidth(350)
+
+        # In progress and completed counters
+        self.in_progress_count = 0
+        self.completed_count = 0
+        self.requests_count = 0
+
+        # In progress, completed, and requests labels
+        self.in_progress_label = QtWidgets.QLabel()
+        self.in_progress_label.setStyleSheet(self.common.gui.css["mode_info_label"])
+        self.completed_label = QtWidgets.QLabel()
+        self.completed_label.setStyleSheet(self.common.gui.css["mode_info_label"])
+        self.requests_label = QtWidgets.QLabel()
+        self.requests_label.setStyleSheet(self.common.gui.css["mode_info_label"])
+
+        # Header
+        self.header_label = QtWidgets.QLabel(header_text)
+        self.header_label.setStyleSheet(self.common.gui.css["downloads_uploads_label"])
+        self.clear_button = QtWidgets.QPushButton(
+            strings._("gui_all_modes_clear_history")
+        )
+        self.clear_button.setStyleSheet(self.common.gui.css["downloads_uploads_clear"])
+        self.clear_button.setFlat(True)
+        self.clear_button.clicked.connect(self.reset)
+        header_layout = QtWidgets.QHBoxLayout()
+        header_layout.addWidget(self.header_label)
+        header_layout.addStretch()
+        header_layout.addWidget(self.in_progress_label)
+        header_layout.addWidget(self.completed_label)
+        header_layout.addWidget(self.requests_label)
+        header_layout.addWidget(self.clear_button)
+
+        # When there are no items
+        self.empty_image = QtWidgets.QLabel()
+        self.empty_image.setAlignment(QtCore.Qt.AlignCenter)
+        self.empty_image.setPixmap(empty_image)
+        self.empty_text = QtWidgets.QLabel(empty_text)
+        self.empty_text.setAlignment(QtCore.Qt.AlignCenter)
+        self.empty_text.setStyleSheet(
+            self.common.gui.css["downloads_uploads_empty_text"]
+        )
+        empty_layout = QtWidgets.QVBoxLayout()
+        empty_layout.addStretch()
+        empty_layout.addWidget(self.empty_image)
+        empty_layout.addWidget(self.empty_text)
+        empty_layout.addStretch()
+        self.empty = QtWidgets.QWidget()
+        self.empty.setStyleSheet(self.common.gui.css["downloads_uploads_empty"])
+        self.empty.setLayout(empty_layout)
+
+        # When there are items
+        self.item_list = HistoryItemList(self.common)
+        self.not_empty_layout = QtWidgets.QVBoxLayout()
+        self.not_empty_layout.addLayout(header_layout)
+        self.not_empty_layout.addWidget(self.item_list)
+        self.not_empty = QtWidgets.QWidget()
+        self.not_empty.setLayout(self.not_empty_layout)
+
+        # Layout
+        layout = QtWidgets.QVBoxLayout()
+        layout.setContentsMargins(0, 0, 0, 0)
+        layout.addWidget(self.empty)
+        layout.addWidget(self.not_empty)
+        self.setLayout(layout)
+
+        # Reset once at the beginning
+        self.reset()
+
+    def add(self, id, item):
+        """
+        Add a new item.
+        """
+        self.common.log("History", "add", f"id: {id}, item: {item}")
+
+        # Hide empty, show not empty
+        self.empty.hide()
+        self.not_empty.show()
+
+        # Add it to the list
+        self.item_list.add(id, item)
+
+    def update(self, id, data):
+        """
+        Update an item.
+        """
+        self.item_list.update(id, data)
+
+    def cancel(self, id):
+        """
+        Cancel an item.
+        """
+        self.item_list.cancel(id)
+
+    def reset(self):
+        """
+        Reset all items.
+        """
+        self.item_list.reset()
+        if len(self.item_list.items) == 0:
+            # Hide not empty, show empty
+            self.not_empty.hide()
+            self.empty.show()
+            # Reset in-progress counter
+            self.in_progress_count = 0
+            self.update_in_progress()
+
+        # Reset completed counter
+        self.completed_count = 0
+        self.update_completed()
+
+        # Reset web requests counter
+        self.requests_count = 0
+        self.update_requests()
+
+    def update_completed(self):
+        """
+        Update the 'completed' widget.
+        """
+        if self.completed_count == 0:
+            image = self.common.get_resource_path("images/history_completed_none.png")
+        else:
+            image = self.common.get_resource_path("images/history_completed.png")
+        self.completed_label.setText(f'<img src="{image}" /> {self.completed_count}')
+        self.completed_label.setToolTip(
+            strings._("history_completed_tooltip").format(self.completed_count)
+        )
+
+    def update_in_progress(self):
+        """
+        Update the 'in progress' widget.
+        """
+        if self.in_progress_count == 0:
+            image = self.common.get_resource_path("images/history_in_progress_none.png")
+        else:
+            image = self.common.get_resource_path("images/history_in_progress.png")
+
+        self.in_progress_label.setText(
+            f'<img src="{image}" /> {self.in_progress_count}'
+        )
+        self.in_progress_label.setToolTip(
+            strings._("history_in_progress_tooltip").format(self.in_progress_count)
+        )
+
+    def update_requests(self):
+        """
+        Update the 'web requests' widget.
+        """
+        if self.requests_count == 0:
+            image = self.common.get_resource_path("images/history_requests_none.png")
+        else:
+            image = self.common.get_resource_path("images/history_requests.png")
+
+        self.requests_label.setText(f'<img src="{image}" /> {self.requests_count}')
+        self.requests_label.setToolTip(
+            strings._("history_requests_tooltip").format(self.requests_count)
+        )
+
+
+class ToggleHistory(QtWidgets.QPushButton):
+    """
+    Widget for toggling showing or hiding the history, as well as keeping track
+    of the indicator counter if it's hidden
+    """
+
+    def __init__(self, common, current_mode, history_widget, icon, selected_icon):
+        super(ToggleHistory, self).__init__()
+        self.common = common
+        self.current_mode = current_mode
+        self.history_widget = history_widget
+        self.icon = icon
+        self.selected_icon = selected_icon
+
+        # Toggle button
+        self.setDefault(False)
+        self.setFixedWidth(35)
+        self.setFixedHeight(30)
+        self.setFlat(True)
+        self.setIcon(icon)
+        self.clicked.connect(self.toggle_clicked)
+
+        # Keep track of indicator
+        self.indicator_count = 0
+        self.indicator_label = QtWidgets.QLabel(parent=self)
+        self.indicator_label.setStyleSheet(
+            self.common.gui.css["download_uploads_indicator"]
+        )
+        self.update_indicator()
+
+    def update_indicator(self, increment=False):
+        """
+        Update the display of the indicator count. If increment is True, then
+        only increment the counter if History is hidden.
+        """
+        if increment and not self.history_widget.isVisible():
+            self.indicator_count += 1
+
+        self.indicator_label.setText(str(self.indicator_count))
+
+        if self.indicator_count == 0:
+            self.indicator_label.hide()
+        else:
+            size = self.indicator_label.sizeHint()
+            self.indicator_label.setGeometry(
+                35 - size.width(), 0, size.width(), size.height()
+            )
+            self.indicator_label.show()
+
+    def toggle_clicked(self):
+        """
+        Toggle showing and hiding the history widget
+        """
+        self.common.log("ToggleHistory", "toggle_clicked")
+
+        if self.history_widget.isVisible():
+            self.history_widget.hide()
+            self.setIcon(self.icon)
+            self.setFlat(True)
+        else:
+            self.history_widget.show()
+            self.setIcon(self.selected_icon)
+            self.setFlat(False)
+
+        # Reset the indicator count
+        self.indicator_count = 0
+        self.update_indicator()