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artiq/artiq/dashboard/explorer.py

309 lines
12 KiB
Python

import asyncio
import logging
import re
from functools import partial
from PyQt5 import QtCore, QtWidgets
from artiq.gui.tools import LayoutWidget
from artiq.gui.models import DictSyncTreeSepModel
from artiq.gui.waitingspinnerwidget import QtWaitingSpinner
logger = logging.getLogger(__name__)
class _OpenFileDialog(QtWidgets.QDialog):
def __init__(self, explorer, exp_manager, experiment_db_ctl):
QtWidgets.QDialog.__init__(self, parent=explorer)
self.resize(710, 700)
self.setWindowTitle("Open file outside repository")
self.explorer = explorer
self.exp_manager = exp_manager
self.experiment_db_ctl = experiment_db_ctl
grid = QtWidgets.QGridLayout()
self.setLayout(grid)
grid.addWidget(QtWidgets.QLabel("Location:"), 0, 0)
self.location_label = QtWidgets.QLabel("")
grid.addWidget(self.location_label, 0, 1)
grid.setColumnStretch(1, 1)
self.file_list = QtWidgets.QListWidget()
asyncio.ensure_future(self.refresh_view())
grid.addWidget(self.file_list, 1, 0, 1, 2)
self.file_list.doubleClicked.connect(self.accept)
buttons = QtWidgets.QDialogButtonBox(
QtWidgets.QDialogButtonBox.Ok | QtWidgets.QDialogButtonBox.Cancel)
grid.addWidget(buttons, 2, 0, 1, 2)
buttons.accepted.connect(self.accept)
buttons.rejected.connect(self.reject)
async def refresh_view(self):
self.file_list.clear()
if not self.explorer.current_directory:
self.location_label.setText("<root>")
else:
self.location_label.setText(self.explorer.current_directory)
item = QtWidgets.QListWidgetItem()
item.setText("..")
item.setIcon(QtWidgets.QApplication.style().standardIcon(
QtWidgets.QStyle.SP_FileDialogToParent))
self.file_list.addItem(item)
try:
contents = await self.experiment_db_ctl.list_directory(
self.explorer.current_directory)
except:
logger.error("Failed to list directory '%s'",
self.explorer.current_directory, exc_info=True)
return
for name in sorted(contents, key=lambda x: (x[-1] not in "\\/", x)):
if name[-1] in "\\/":
icon = QtWidgets.QStyle.SP_DirIcon
else:
icon = QtWidgets.QStyle.SP_FileIcon
if name[-3:] != ".py":
continue
item = QtWidgets.QListWidgetItem()
item.setText(name)
item.setIcon(QtWidgets.QApplication.style().standardIcon(icon))
self.file_list.addItem(item)
def accept(self):
selected = self.file_list.selectedItems()
if selected:
selected = selected[0].text()
if selected == "..":
if not self.explorer.current_directory:
return
if re.fullmatch("[a-zA-Z]:\\\\",
self.explorer.current_directory):
self.explorer.current_directory = ""
else:
idx = None
for sep in "\\/":
try:
idx = self.explorer.current_directory[:-1].rindex(sep)
except ValueError:
pass
else:
break
self.explorer.current_directory = \
self.explorer.current_directory[:idx+1]
if self.explorer.current_directory == "/":
self.explorer.current_directory = ""
asyncio.ensure_future(self.refresh_view())
elif selected[-1] in "\\/":
self.explorer.current_directory += selected
asyncio.ensure_future(self.refresh_view())
else:
file = self.explorer.current_directory + selected
async def open_task():
try:
await self.exp_manager.open_file(file)
except:
logger.error("Failed to open file '%s'",
file, exc_info=True)
asyncio.ensure_future(open_task())
QtWidgets.QDialog.accept(self)
class Model(DictSyncTreeSepModel):
def __init__(self, init):
DictSyncTreeSepModel.__init__(self, "/", ["Experiment"], init)
def convert_tooltip(self, k, v, column):
return ("<b>File:</b> {file}<br><b>Class:</b> {cls}"
.format(file=v["file"], cls=v["class_name"]))
class StatusUpdater:
def __init__(self, init):
self.status = init
self.explorer = None
def set_explorer(self, explorer):
self.explorer = explorer
self.explorer.update_scanning(self.status["scanning"])
self.explorer.update_cur_rev(self.status["cur_rev"])
def __setitem__(self, k, v):
self.status[k] = v
if self.explorer is not None:
if k == "scanning":
self.explorer.update_scanning(v)
elif k == "cur_rev":
self.explorer.update_cur_rev(v)
class WaitingPanel(LayoutWidget):
def __init__(self):
LayoutWidget.__init__(self)
self.waiting_spinner = QtWaitingSpinner()
self.addWidget(self.waiting_spinner, 1, 1)
self.addWidget(QtWidgets.QLabel("Repository scan in progress..."), 1, 2)
def start(self):
self.waiting_spinner.start()
def stop(self):
self.waiting_spinner.stop()
class ExplorerDock(QtWidgets.QDockWidget):
def __init__(self, exp_manager, d_shortcuts,
explist_sub, explist_status_sub,
schedule_ctl, experiment_db_ctl):
QtWidgets.QDockWidget.__init__(self, "Explorer")
self.setObjectName("Explorer")
self.setFeatures(QtWidgets.QDockWidget.DockWidgetMovable |
QtWidgets.QDockWidget.DockWidgetFloatable)
top_widget = LayoutWidget()
self.setWidget(top_widget)
self.exp_manager = exp_manager
self.d_shortcuts = d_shortcuts
self.schedule_ctl = schedule_ctl
top_widget.addWidget(QtWidgets.QLabel("Revision:"), 0, 0)
self.revision = QtWidgets.QLabel()
self.revision.setTextInteractionFlags(QtCore.Qt.TextSelectableByMouse)
top_widget.addWidget(self.revision, 0, 1)
self.stack = QtWidgets.QStackedWidget()
top_widget.addWidget(self.stack, 1, 0, colspan=2)
self.el_buttons = LayoutWidget()
self.el_buttons.layout.setContentsMargins(0, 0, 0, 0)
self.stack.addWidget(self.el_buttons)
self.el = QtWidgets.QTreeView()
self.el.setHeaderHidden(True)
self.el.setSelectionBehavior(QtWidgets.QAbstractItemView.SelectItems)
self.el.doubleClicked.connect(
partial(self.expname_action, "open_experiment"))
self.el_buttons.addWidget(self.el, 0, 0, colspan=2)
open = QtWidgets.QPushButton("Open")
open.setIcon(QtWidgets.QApplication.style().standardIcon(
QtWidgets.QStyle.SP_DialogOpenButton))
open.setToolTip("Open the selected experiment (Return)")
self.el_buttons.addWidget(open, 1, 0)
open.clicked.connect(
partial(self.expname_action, "open_experiment"))
submit = QtWidgets.QPushButton("Submit")
submit.setIcon(QtWidgets.QApplication.style().standardIcon(
QtWidgets.QStyle.SP_DialogOkButton))
submit.setToolTip("Schedule the selected experiment (Ctrl+Return)")
self.el_buttons.addWidget(submit, 1, 1)
submit.clicked.connect(
partial(self.expname_action, "submit"))
self.explist_model = Model(dict())
explist_sub.add_setmodel_callback(self.set_model)
self.el.setContextMenuPolicy(QtCore.Qt.ActionsContextMenu)
open_action = QtWidgets.QAction("Open", self.el)
open_action.triggered.connect(
partial(self.expname_action, "open_experiment"))
open_action.setShortcut("RETURN")
open_action.setShortcutContext(QtCore.Qt.WidgetShortcut)
self.el.addAction(open_action)
submit_action = QtWidgets.QAction("Submit", self.el)
submit_action.triggered.connect(
partial(self.expname_action, "submit"))
submit_action.setShortcut("CTRL+RETURN")
submit_action.setShortcutContext(QtCore.Qt.WidgetShortcut)
self.el.addAction(submit_action)
reqterm_action = QtWidgets.QAction("Request termination of instances", self.el)
reqterm_action.triggered.connect(
partial(self.expname_action, "request_inst_term"))
reqterm_action.setShortcut("CTRL+BACKSPACE")
reqterm_action.setShortcutContext(QtCore.Qt.WidgetShortcut)
self.el.addAction(reqterm_action)
set_shortcut_menu = QtWidgets.QMenu()
for i in range(12):
action = QtWidgets.QAction("F" + str(i+1), self.el)
action.triggered.connect(partial(self.set_shortcut, i))
set_shortcut_menu.addAction(action)
set_shortcut_action = QtWidgets.QAction("Set shortcut", self.el)
set_shortcut_action.setMenu(set_shortcut_menu)
self.el.addAction(set_shortcut_action)
sep = QtWidgets.QAction(self.el)
sep.setSeparator(True)
self.el.addAction(sep)
scan_repository_action = QtWidgets.QAction("Scan repository HEAD",
self.el)
def scan_repository():
asyncio.ensure_future(experiment_db_ctl.scan_repository_async())
scan_repository_action.triggered.connect(scan_repository)
self.el.addAction(scan_repository_action)
self.current_directory = ""
open_file_action = QtWidgets.QAction("Open file outside repository",
self.el)
open_file_action.triggered.connect(
lambda: _OpenFileDialog(self, self.exp_manager,
experiment_db_ctl).open())
self.el.addAction(open_file_action)
self.waiting_panel = WaitingPanel()
self.stack.addWidget(self.waiting_panel)
explist_status_sub.add_setmodel_callback(
lambda updater: updater.set_explorer(self))
def set_model(self, model):
self.explist_model = model
self.el.setModel(model)
def _get_selected_expname(self):
selection = self.el.selectedIndexes()
if selection:
return self.explist_model.index_to_key(selection[0])
else:
return None
def expname_action(self, action):
expname = self._get_selected_expname()
if expname is not None:
action = getattr(self.exp_manager, action)
action("repo:" + expname)
def set_shortcut(self, nr):
expname = self._get_selected_expname()
if expname is not None:
expurl = "repo:" + expname
self.d_shortcuts.set_shortcut(nr, expurl)
logger.info("Set shortcut F%d to '%s'", nr+1, expurl)
def update_scanning(self, scanning):
if scanning:
self.stack.setCurrentWidget(self.waiting_panel)
self.waiting_panel.start()
else:
self.stack.setCurrentWidget(self.el_buttons)
self.waiting_panel.stop()
def update_cur_rev(self, cur_rev):
self.revision.setText(cur_rev)
def save_state(self):
return {
"current_directory": self.current_directory
}
def restore_state(self, state):
self.current_directory = state["current_directory"]