def _schedule_refresh(self, change):
""" Schedule an item refresh when the item dependencies change.
"""
if change['type'] == 'update':
if self._update_task is None:
self._update_task = schedule(self._refresh)
def _schedule_refresh(self, change):
""" Schedule an item refresh when the item dependencies change.
"""
if change['type'] == 'update':
if self._update_task is None:
self._update_task = schedule(self._refresh)
def schedule_and_block(func, args=(), kwargs={}, priority=100):
"""Schedule a function call on the main thread and wait for it to complete.
"""
sheduled = schedule(func, args, kwargs, priority=100)
while sheduled.pending():
sleep(0.05)
def schedule_and_block(func, args=(), kwargs={}, priority=100):
"""Schedule a function call on the main thread and wait for it to complete.
"""
sheduled = schedule(func, args, kwargs, priority=100)
while sheduled.pending():
sleep(0.05)
def request_redraw(self, clear: bool = False) -> None:
"""Request to redraw the canvas.
If the canvas does not exist it is a no-op.
"""
if not self._canvas or (
self._redraw_task is not None and (not clear or self._redraw_and_clear)
):
return
task = self._redraw_task = schedule(self._redraw_handler, (clear,))
self._redraw_and_clear = clear
task.notify(self._cleanup_redraw_task)
def _stop_monitors(self, measure):
"""Disconnect the monitors from the engine and stop them.
The monitors windows is not hidden as the user may want to check it
later.
"""
def stop_monitors(engine, measure):
if engine:
engine.unobserve('news')
for monitor in measure.monitors.values():
monitor.stop()
# Executed in the main thread to avoid GUI update issues.
sheduled = schedule(stop_monitors, (self.engine, measure),
priority=100)
while sheduled.pending():
sleep(0.05)
def _stop_monitors(self, measure):
"""Disconnect the monitors from the engine and stop them.
The monitors windows is not hidden as the user may want to check it
later.
"""
def stop_monitors(engine, measure):
if engine:
engine.unobserve('news')
for monitor in measure.monitors.values():
monitor.stop()
# Executed in the main thread to avoid GUI update issues.
sheduled = schedule(stop_monitors, (self.engine, measure),
priority=100)
while sheduled.pending():
sleep(0.05)
def _start_monitors(self, measure):
"""Start the monitors attached to a measure and display them.
If no dedicated window exists one will be created. For monitors for
which a dockitem already exists it is re-used.
"""
def start_monitors(self, measure):
workbench = self.plugin.workbench
if not self.monitors_window:
ui_plugin = workbench.get_plugin('enaml.workbench.ui')
with enaml.imports():
from .workspace.monitors_window import MonitorsWindow
self.monitors_window = MonitorsWindow(ui_plugin.window)
self.monitors_window.measure = measure
dock_area = self.monitors_window.dock_area
anchor = ''
for dock_item in dock_area.dock_items():
if dock_item.name not in measure.monitors:
dock_item.destroy()
elif not anchor:
anchor = dock_item.name
# We show the window now because otherwise the layout ops are not
# properly executed.
if self.plugin.auto_show_monitors:
self.monitors_window.show()
ops = []
for monitor in measure.monitors.values():
decl = monitor.declaration
dock_item = dock_area.find(decl.id)
if dock_item is None:
try:
dock_item = decl.create_item(workbench, dock_area)
except Exception:
logger.error('Failed to create widget for monitor %s',
decl.id)
logger.debug(format_exc())
continue
if dock_item is not None:
if dock_item.float_default:
ops.append(FloatItem(item=decl.id))
else:
ops.append(InsertTab(item=decl.id,
target=anchor))
self.engine.observe('progress', monitor.process_news)
if dock_item:
dock_item.monitor = monitor
monitor.start()
if ops:
dock_area.update_layout(ops)
# Executed in the main thread to avoid GUI update issues.
sheduled = schedule(start_monitors, (self, measure), priority=100)
while sheduled.pending():
sleep(0.05)
def _worker(self):
while True:
job = self._jobs_queue.get()
result = job.run(self)
schedule(job.finish, args=(self, result))
def safe_getattr(obj, name, default=None):
if Application.instance() is None:
return getattr(obj, name, default)
return schedule(getattr, args=(obj, name, default))
def _start_monitors(self, measure):
"""Start the monitors attached to a measure and display them.
If no dedicated window exists one will be created. For monitors for
which a dockitem already exists it is re-used.
"""
def start_monitors(self, measure):
workbench = self.plugin.workbench
if not self.monitors_window:
ui_plugin = workbench.get_plugin('enaml.workbench.ui')
with enaml.imports():
from .workspace.monitors_window import MonitorsWindow
self.monitors_window = MonitorsWindow(ui_plugin.window)
self.monitors_window.measure = measure
dock_area = self.monitors_window.dock_area
anchor = ''
for dock_item in dock_area.dock_items():
if dock_item.name not in measure.monitors:
dock_item.destroy()
elif not anchor:
anchor = dock_item.name
# We show the window now because otherwise the layout ops are not
# properly executed.
if self.plugin.auto_show_monitors:
self.monitors_window.show()
ops = []
for monitor in measure.monitors.values():
decl = monitor.declaration
dock_item = dock_area.find(decl.id)
if dock_item is None:
try:
dock_item = decl.create_item(workbench, dock_area)
except Exception:
logger.error('Failed to create widget for monitor %s',
decl.id)
logger.debug(format_exc())
continue
if dock_item is not None:
if dock_item.float_default:
ops.append(FloatItem(item=decl.id))
else:
ops.append(InsertTab(item=decl.id,
target=anchor))
self.engine.observe('progress', monitor.process_news)
if dock_item:
dock_item.monitor = monitor
monitor.start()
if ops:
dock_area.update_layout(ops)
# Executed in the main thread to avoid GUI update issues.
sheduled = schedule(start_monitors, (self, measure), priority=100)
while sheduled.pending():
sleep(0.05)
def _worker(self):
while True:
job = self._jobs_queue.get()
result = job.run(self)
schedule(job.finish, args=(self, result))
