artiq/artiq/frontend/artiq_browser.py

169 lines
5.7 KiB
Python
Executable File

#!/usr/bin/env python3.5
import argparse
import asyncio
import atexit
import os
import logging
from PyQt5 import QtCore, QtGui, QtWidgets
from quamash import QEventLoop
from artiq import __artiq_dir__ as artiq_dir
from artiq.tools import (verbosity_args, atexit_register_coroutine,
get_user_config_dir)
from artiq.gui import state, applets, models, log
from artiq.browser import datasets, files, experiments
logger = logging.getLogger(__name__)
def get_argparser():
default_db_file = os.path.join(get_user_config_dir(), "artiq_browser.pyon")
parser = argparse.ArgumentParser(description="ARTIQ Browser")
parser.add_argument("--db-file", default=default_db_file,
help="database file for local browser settings "
"(default: %(default)s)")
parser.add_argument("--browse-root", default="",
help="root path for directory tree "
"(default %(default)s)")
parser.add_argument(
"-s", "--server", default="::1",
help="hostname or IP of the master to connect to "
"when uploading datasets")
parser.add_argument(
"--port", default=3251, type=int,
help="TCP port to use to connect to the master")
parser.add_argument("select", metavar="SELECT", nargs="?",
help="directory to browse or file to load")
verbosity_args(parser)
return parser
class Browser(QtWidgets.QMainWindow):
def __init__(self, smgr, datasets_sub, browse_root,
master_host, master_port):
QtWidgets.QMainWindow.__init__(self)
smgr.register(self)
icon = QtGui.QIcon(os.path.join(artiq_dir, "gui", "logo.svg"))
self.setWindowIcon(icon)
self.setWindowTitle("ARTIQ Browser")
qfm = QtGui.QFontMetrics(self.font())
self.resize(140*qfm.averageCharWidth(), 38*qfm.lineSpacing())
self.exit_request = asyncio.Event()
self.setUnifiedTitleAndToolBarOnMac(True)
self.experiments = experiments.ExperimentsArea(
browse_root, datasets_sub)
smgr.register(self.experiments)
self.experiments.setHorizontalScrollBarPolicy(
QtCore.Qt.ScrollBarAsNeeded)
self.experiments.setVerticalScrollBarPolicy(
QtCore.Qt.ScrollBarAsNeeded)
self.setCentralWidget(self.experiments)
self.files = files.FilesDock(datasets_sub, browse_root)
smgr.register(self.files)
self.files.dataset_activated.connect(
self.experiments.dataset_activated)
self.files.dataset_changed.connect(
self.experiments.dataset_changed)
self.applets = applets.AppletsDock(self, datasets_sub)
smgr.register(self.applets)
atexit_register_coroutine(self.applets.stop)
self.datasets = datasets.DatasetsDock(
datasets_sub, master_host, master_port)
smgr.register(self.datasets)
self.files.metadata_changed.connect(self.datasets.metadata_changed)
self.log = log.LogDock(None, "log")
smgr.register(self.log)
self.log.setFeatures(self.log.DockWidgetMovable |
self.log.DockWidgetFloatable)
self.addDockWidget(QtCore.Qt.LeftDockWidgetArea, self.files)
self.addDockWidget(QtCore.Qt.BottomDockWidgetArea, self.applets)
self.addDockWidget(QtCore.Qt.RightDockWidgetArea, self.datasets)
self.addDockWidget(QtCore.Qt.BottomDockWidgetArea, self.log)
g = self.menuBar().addMenu("&Experiment")
a = QtWidgets.QAction("&Open", self)
a.setIcon(QtWidgets.QApplication.style().standardIcon(
QtWidgets.QStyle.SP_DialogOpenButton))
a.setShortcuts(QtGui.QKeySequence.Open)
a.setStatusTip("Open an experiment")
a.triggered.connect(self.experiments.select_experiment)
g.addAction(a)
g = self.menuBar().addMenu("&View")
a = QtWidgets.QAction("Cascade", self)
a.setStatusTip("Cascade experiment windows")
a.triggered.connect(self.experiments.cascadeSubWindows)
g.addAction(a)
a = QtWidgets.QAction("Tile", self)
a.setStatusTip("Tile experiment windows")
a.triggered.connect(self.experiments.tileSubWindows)
g.addAction(a)
def closeEvent(self, event):
event.ignore()
self.exit_request.set()
def save_state(self):
return {
"geometry": bytes(self.saveGeometry()),
"state": bytes(self.saveState()),
}
def restore_state(self, state):
self.restoreState(QtCore.QByteArray(state["state"]))
self.restoreGeometry(QtCore.QByteArray(state["geometry"]))
def main():
# initialize application
args = get_argparser().parse_args()
widget_log_handler = log.init_log(args, "browser")
app = QtWidgets.QApplication(["ARTIQ Browser"])
loop = QEventLoop(app)
asyncio.set_event_loop(loop)
atexit.register(loop.close)
datasets_sub = models.LocalModelManager(datasets.Model)
datasets_sub.init({})
smgr = state.StateManager(args.db_file)
browser = Browser(smgr, datasets_sub, args.browse_root,
args.server, args.port)
widget_log_handler.callback = browser.log.append_message
if os.name == "nt":
# HACK: show the main window before creating applets.
# Otherwise, the windows of those applets that are in detached
# QDockWidgets fail to be embedded.
browser.show()
smgr.load()
smgr.start()
atexit_register_coroutine(smgr.stop)
if args.select is not None:
browser.files.select(args.select)
browser.show()
loop.run_until_complete(browser.exit_request.wait())
if __name__ == "__main__":
main()