artiq/artiq/frontend/artiq_browser.py

136 lines
4.2 KiB
Python
Executable File

#!/usr/bin/env python3.5
import argparse
import asyncio
import atexit
import os
from PyQt5 import QtCore, QtGui, QtWidgets
from quamash import QEventLoop
from artiq import __artiq_dir__ as artiq_dir
from artiq.tools import verbosity_args, init_logger, atexit_register_coroutine
from artiq.gui import state, applets, models
from artiq.browser import datasets, files
def get_argparser():
if os.name == "nt":
default_db_file = os.path.expanduser("~\\artiq_browser.pyon")
else:
default_db_file = os.path.expanduser("~/.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("select", metavar="SELECT", nargs="?",
help="directory to browse or file to load")
verbosity_args(parser)
return parser
class MainWindow(QtWidgets.QMainWindow):
def __init__(self):
QtWidgets.QMainWindow.__init__(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()
def closeEvent(self, *args):
self.exit_request.set()
def save_state(self):
return {
"state": bytes(self.saveState()),
"geometry": bytes(self.saveGeometry())
}
def restore_state(self, state):
self.restoreGeometry(QtCore.QByteArray(state["geometry"]))
self.restoreState(QtCore.QByteArray(state["state"]))
class MdiArea(QtWidgets.QMdiArea):
def __init__(self):
QtWidgets.QMdiArea.__init__(self)
self.pixmap = QtGui.QPixmap(os.path.join(artiq_dir, "gui", "logo.svg"))
def paintEvent(self, event):
QtWidgets.QMdiArea.paintEvent(self, event)
painter = QtGui.QPainter(self.viewport())
x = (self.width() - self.pixmap.width())//2
y = (self.height() - self.pixmap.height())//2
painter.setOpacity(0.5)
painter.drawPixmap(x, y, self.pixmap)
def main():
# initialize application
args = get_argparser().parse_args()
init_logger(args)
app = QtWidgets.QApplication([])
loop = QEventLoop(app)
asyncio.set_event_loop(loop)
atexit.register(loop.close)
smgr = state.StateManager(args.db_file)
datasets_sub = models.LocalModelManager(datasets.Model)
datasets_sub.init({})
# initialize main window
main_window = MainWindow()
smgr.register(main_window)
status_bar = QtWidgets.QStatusBar()
main_window.setStatusBar(status_bar)
d_files = files.FilesDock(datasets_sub, main_window, args.browse_root,
select=args.select)
smgr.register(d_files)
d_applets = applets.AppletsDock(main_window, datasets_sub)
atexit_register_coroutine(d_applets.stop)
smgr.register(d_applets)
d_datasets = datasets.DatasetsDock(datasets_sub)
smgr.register(d_datasets)
mdi_area = MdiArea()
mdi_area.setHorizontalScrollBarPolicy(QtCore.Qt.ScrollBarAsNeeded)
mdi_area.setVerticalScrollBarPolicy(QtCore.Qt.ScrollBarAsNeeded)
main_window.setCentralWidget(mdi_area)
main_window.addDockWidget(QtCore.Qt.LeftDockWidgetArea, d_files)
main_window.addDockWidget(QtCore.Qt.BottomDockWidgetArea, d_applets)
main_window.addDockWidget(QtCore.Qt.RightDockWidgetArea, d_datasets)
# load/initialize state
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.
main_window.show()
smgr.load()
smgr.start()
atexit_register_coroutine(smgr.stop)
# run
main_window.show()
loop.run_until_complete(main_window.exit_request.wait())
if __name__ == "__main__":
main()