def __init__(self, project=None):
# self.window needs to be initialized first
self.window = AppWindow(self) # gtk
Application.__init__(self, project)
self._clipboard = gtk.Clipboard() # not implemented yet # gtk
self.progresslist = GtkProgressList
def load_project(self, filename=None):
"""
Open a FileChooserDialog and let the user pick a new project
to be loaded. The old project is replaced.
"""
if filename is None:
# TODO
# maybe we could have application.load_project
# just request the file name and we simply
# create a method for this dialog.
# create chooser object
chooser = gtk.FileChooserDialog(
title="Open project",
action=gtk.FILE_CHOOSER_ACTION_OPEN,
buttons=(gtk.STOCK_CANCEL,
gtk.RESPONSE_CANCEL,
gtk.STOCK_OPEN,
gtk.RESPONSE_OK))
chooser.set_default_response(gtk.RESPONSE_OK)
chooser.set_current_folder( const.internal_path(const.PATH_EXAMPLE) )
chooser.set_select_multiple(False)
filter = gtk.FileFilter()
filter.set_name("All files")
filter.add_pattern("*")
chooser.add_filter(filter)
filter = gtk.FileFilter()
filter.set_name("Sloppyplot Project files")
filter.add_pattern("*.spj")
filter.add_pattern("*.SPJ")
chooser.add_filter(filter)
chooser.set_filter(filter) # default filter
shortcut_folder = const.internal_path(const.PATH_EXAMPLE)
if os.path.exists(shortcut_folder):
chooser.add_shortcut_folder( shortcut_folder )
response = chooser.run()
if response == gtk.RESPONSE_OK:
filename = chooser.get_filename()
else:
filename = None
chooser.destroy()
if filename is not None:
Application.load_project(self, filename)
def set_project(self, project, confirm=True):
" Assign the given project to the Application. "
# ask for permission to close the project
# (unless there were no changes)
if self._project is not None:
if self._project.journal.can_undo() and confirm is True:
msg = \
"""
You are about to close the Project.
Do you want to save your changes ?
"""
dialog = gtk.MessageDialog(type = gtk.MESSAGE_QUESTION, message_format = msg)
dialog.add_button("_Don't Save", gtk.RESPONSE_NO)
btn_default = dialog.add_button(gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL)
dialog.add_button(gtk.STOCK_SAVE, gtk.RESPONSE_YES)
btn_default.grab_focus()
response = dialog.run()
dialog.destroy()
if response == gtk.RESPONSE_YES:
# yes = yes, save the file before closing
self.save_project()
elif response == gtk.RESPONSE_NO:
# no = no, proceed with closing
pass
else:
# everything else -> abort action
raise error.UserCancel
# set new project
Application.set_project(self, project)
self.window.treeview.set_project(project)
# assign project label to window title
if project:
title = project.filename or "<unnamed project>"
else:
title = "(no project)"
self.window.set_title(basename(title))
if project is not None:
project.journal.on_change = self.window._refresh_undo_redo
self.window._refresh_undo_redo()
self.window._refresh_recentfiles()
def init_plugins(self):
Application.init_plugins(self)
for plugin in self.plugins.itervalues():
if hasattr(plugin, 'gtk_popup_actions'):
action_wrappers = plugin.gtk_popup_actions()
# create action group
ag = gtk.ActionGroup("Plugin")
for item in action_wrappers:
ag.add_action(item.action)
self.window.uimanager.insert_action_group(ag, -1)
# construct plugin ui
plugin_ui = '<popup name="popup_dataset">'
for item in action_wrappers:
plugin_ui += '<menuitem action="%s"/>' % item.name
plugin_ui += '</popup>'
# merge plugin ui
merge_id = self.window.uimanager.add_ui_from_string(plugin_ui)
def quit(self):
try:
Application.quit(self)
gtk.main_quit()
except error.UserCancel:
return
