def close_all_notebooks_after_modified_check(self):
notebooks = self.workspace.get_unsaved_notebooks()
active_notebook = self.workspace.get_active_notebook()
if len(notebooks) == 0 or active_notebook == None or ServiceLocator.get_dialog('close_confirmation').run(notebooks)['all_save_to_close']:
for notebook in list(self.workspace.open_notebooks.values()):
self.close_notebook(notebook)
def on_open_action(self, action=None, pathname=None):
if pathname == None:
pathname = ServiceLocator.get_dialog('open_notebook').run()
if pathname != None:
notebook = self.workspace.get_notebook_by_pathname(pathname)
if notebook == None:
if pathname.split('.')[-1] == 'ipynb':
notebook = model_notebook.Notebook(pathname)
try:
notebook.load_from_disk()
except FileNotFoundError:
notebook = None
except model_notebook.KernelMissing as e:
ServiceLocator.get_dialog('kernel_missing').run(str(e))
else:
self.workspace.add_notebook(notebook)
self.workspace.set_active_notebook(notebook)
else:
self.workspace.set_active_notebook(notebook)
def save_quit(self, accel_group=None, window=None, key=None, mask=None):
''' signal handler, ask user to save unsaved notebooks or discard changes '''
notebooks = self.workspace.get_unsaved_notebooks()
active_notebook = self.workspace.get_active_notebook()
if len(notebooks) == 0 or active_notebook == None or ServiceLocator.get_dialog('close_confirmation').run(notebooks)['all_save_to_close']:
self.save_window_state()
self.workspace.shutdown_all_kernels()
self.quit()
def on_create_action(self, action=None, parameter=None):
parameters = ServiceLocator.get_dialog('create_notebook').run()
if parameters != None:
pathname, kernelname = parameters
self.workspace.recently_opened_notebooks.remove_notebook_by_pathname(pathname)
self.workspace.remove_notebook_by_pathname(pathname)
notebook = model_notebook.Notebook(pathname)
notebook.set_kernelname(kernelname)
notebook.create_cell(0, '', activate=True)
notebook.save_to_disk()
self.workspace.add_notebook(notebook)
self.workspace.set_active_notebook(notebook)
def delete_notebook(self, notebook):
if ServiceLocator.get_dialog('delete_notebook').run(notebook):
self.close_notebook(notebook, add_to_recently_opened=False)
notebook.remove_from_disk()
def show_about_dialog(self, action, parameter=''):
ServiceLocator.get_dialog('about').run()
def show_preferences_dialog(self, action=None, parameter=''):
ServiceLocator.get_dialog('preferences').run()
def show_shortcuts_window(self, action, parameter=''):
ServiceLocator.get_dialog('keyboard_shortcuts').run()
def close_notebook_after_modified_check(self, notebook):
if notebook.get_save_state() != 'modified' or ServiceLocator.get_dialog('close_confirmation').run([notebook])['all_save_to_close']:
self.close_notebook(notebook)
def on_save_as_action(self, action=None, parameter=None):
notebook = self.workspace.get_active_notebook()
if notebook != None:
ServiceLocator.get_dialog('save_as').run(notebook)