Moved custom exception hook; added some doc strings
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95c6f79627
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@ -10,7 +10,7 @@ from controller import IPCServerMixin
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class Builtins(IPCServerMixin):
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"""Docstring for __builtins__ extender"""
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""" Inheret IPCServerMixin. Create an pub/sub systems. """
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def __init__(self):
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# NOTE: The format used is list of [type, target, (data,)] Where:
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@ -12,6 +12,8 @@ from __builtins__ import Builtins
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class Main(Builtins):
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''' Create Settings and Controller classes. Bind signal to Builder. Inherit from Builtins to bind global methods and classes.'''
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def __init__(self, args, unknownargs):
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if not debug:
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event_system.create_ipc_server()
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@ -19,6 +19,8 @@ from __init__ import Main
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if __name__ == "__main__":
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''' Set process title, get arguments, and create GTK main thread. '''
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try:
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# import web_pdb
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# web_pdb.set_trace()
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@ -1,5 +1,5 @@
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# Python imports
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import sys, traceback, threading, inspect, os, time
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import traceback, threading, inspect, os, time
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# Lib imports
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import gi
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@ -7,7 +7,7 @@ gi.require_version('Gtk', '3.0')
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from gi.repository import Gtk, GLib
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# Application imports
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from .mixins import UIMixin
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from .mixins import ExceptionHookMixin, UIMixin
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from .signals import IPCSignalsMixin, KeyboardSignalsMixin
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from . import Controller_Data
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@ -20,9 +20,9 @@ def threaded(fn):
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class Controller(UIMixin, KeyboardSignalsMixin, IPCSignalsMixin, Controller_Data):
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class Controller(UIMixin, KeyboardSignalsMixin, IPCSignalsMixin, ExceptionHookMixin, Controller_Data):
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''' Controller coordinates the mixins and is somewhat the root hub of it all. '''
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def __init__(self, args, unknownargs, _settings):
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sys.excepthook = self.custom_except_hook
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self.setup_controller_data(_settings)
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self.window.show()
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self.generate_windows(self.state)
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@ -71,60 +71,6 @@ class Controller(UIMixin, KeyboardSignalsMixin, IPCSignalsMixin, Controller_Data
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data = method(*(self, *parameters))
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self.plugins.set_message_on_plugin(type, data)
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def custom_except_hook(self, exctype, value, _traceback):
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trace = ''.join(traceback.format_tb(_traceback))
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data = f"Exectype: {exctype} <--> Value: {value}\n\n{trace}\n\n\n\n"
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start_itr = self.message_buffer.get_start_iter()
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self.message_buffer.place_cursor(start_itr)
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self.display_message(self.error, data)
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def display_message(self, type, text, seconds=None):
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self.message_buffer.insert_at_cursor(text)
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self.message_widget.popup()
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if seconds:
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self.hide_message_timeout(seconds)
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@threaded
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def hide_message_timeout(self, seconds=3):
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time.sleep(seconds)
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GLib.idle_add(self.message_widget.popdown)
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def save_debug_alerts(self, widget=None, eve=None):
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start_itr, end_itr = self.message_buffer.get_bounds()
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save_location_prompt = Gtk.FileChooserDialog("Choose Save Folder", self.window, \
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action = Gtk.FileChooserAction.SAVE, \
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buttons = (Gtk.STOCK_CANCEL, \
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Gtk.ResponseType.CANCEL, \
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Gtk.STOCK_SAVE, \
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Gtk.ResponseType.OK))
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text = self.message_buffer.get_text(start_itr, end_itr, False)
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resp = save_location_prompt.run()
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if (resp == Gtk.ResponseType.CANCEL) or (resp == Gtk.ResponseType.DELETE_EVENT):
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pass
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elif resp == Gtk.ResponseType.OK:
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target = save_location_prompt.get_filename();
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with open(target, "w") as f:
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f.write(text)
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save_location_prompt.destroy()
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def set_arc_buffer_text(self, widget=None, eve=None):
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id = widget.get_active_id()
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self.arc_command_buffer.set_text(self.arc_commands[int(id)])
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def clear_children(self, widget):
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for child in widget.get_children():
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widget.remove(child)
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def get_current_state(self):
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wid, tid = self.window_controller.get_active_data()
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view = self.get_fm_window(wid).get_view_by_id(tid)
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iconview = self.builder.get_object(f"{wid}|{tid}|iconview")
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store = iconview.get_model()
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return wid, tid, view, iconview, store
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def do_action_from_menu_controls(self, widget, eventbutton):
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action = widget.get_name()
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@ -1,5 +1,5 @@
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# Python imports
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import signal
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import sys, os, signal
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# Lib imports
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from gi.repository import GLib
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@ -13,8 +13,7 @@ from plugins import Plugins
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class Controller_Data:
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def has_method(self, o, name):
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return callable(getattr(o, name, None))
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''' Controller_Data contains most of the state of the app at ay given time. It also has some support methods. '''
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def setup_controller_data(self, _settings):
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self.trashman = XDGTrash()
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@ -104,6 +103,53 @@ class Controller_Data:
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self.warning = "#ffa800"
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self.error = "#ff0000"
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sys.excepthook = self.custom_except_hook
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self.window.connect("delete-event", self.tear_down)
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GLib.unix_signal_add(GLib.PRIORITY_DEFAULT, signal.SIGINT, self.tear_down)
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def get_current_state(self):
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'''
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Returns the state info most useful for any given context and action intent.
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Parameters:
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a (obj): self
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Returns:
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wid, tid, view, iconview, store
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'''
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wid, tid = self.window_controller.get_active_data()
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view = self.get_fm_window(wid).get_view_by_id(tid)
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iconview = self.builder.get_object(f"{wid}|{tid}|iconview")
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store = iconview.get_model()
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return wid, tid, view, iconview, store
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def clear_console(self):
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''' Clears the terminal screen. '''
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os.system('cls' if os.name == 'nt' else 'clear')
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def call_method(self, _method_name, data = None):
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'''
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Calls a method from scope of class.
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Parameters:
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a (obj): self
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b (str): method name to be called
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c (*): Data (if any) to be passed to the method.
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Note: It must be structured according to the given methods requirements.
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Returns:
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Return data is that which the calling method gives.
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'''
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method_name = str(_method_name)
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method = getattr(self, method_name, lambda data: f"No valid key passed...\nkey={method_name}\nargs={data}")
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return method(data) if data else method()
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def has_method(self, obj, name):
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''' Checks if a given method exists. '''
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return callable(getattr(obj, name, None))
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def clear_children(self, widget):
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''' Clear children of a gtk widget. '''
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for child in widget.get_children():
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widget.remove(child)
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@ -16,6 +16,7 @@ def threaded(fn):
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class IPCServerMixin:
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''' Create a listener so that other SolarFM instances send requests back to existing instance. '''
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@threaded
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def create_ipc_server(self):
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@ -0,0 +1,62 @@
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# Python imports
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import traceback, threading, time
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# Lib imports
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import gi
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gi.require_version('Gtk', '3.0')
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from gi.repository import Gtk, GLib
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# Application imports
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def threaded(fn):
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def wrapper(*args, **kwargs):
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threading.Thread(target=fn, args=args, kwargs=kwargs, daemon=True).start()
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return wrapper
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class ExceptionHookMixin:
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''' ExceptionHookMixin custom exception hook to reroute to a Gtk text area. '''
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def custom_except_hook(self, exctype, value, _traceback):
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trace = ''.join(traceback.format_tb(_traceback))
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data = f"Exectype: {exctype} <--> Value: {value}\n\n{trace}\n\n\n\n"
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start_itr = self.message_buffer.get_start_iter()
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self.message_buffer.place_cursor(start_itr)
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self.display_message(self.error, data)
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def display_message(self, type, text, seconds=None):
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self.message_buffer.insert_at_cursor(text)
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self.message_widget.popup()
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if seconds:
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self.hide_message_timeout(seconds)
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@threaded
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def hide_message_timeout(self, seconds=3):
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time.sleep(seconds)
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GLib.idle_add(self.message_widget.popdown)
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def save_debug_alerts(self, widget=None, eve=None):
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start_itr, end_itr = self.message_buffer.get_bounds()
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save_location_prompt = Gtk.FileChooserDialog("Choose Save Folder", self.window, \
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action = Gtk.FileChooserAction.SAVE, \
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buttons = (Gtk.STOCK_CANCEL, \
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Gtk.ResponseType.CANCEL, \
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Gtk.STOCK_SAVE, \
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Gtk.ResponseType.OK))
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text = self.message_buffer.get_text(start_itr, end_itr, False)
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resp = save_location_prompt.run()
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if (resp == Gtk.ResponseType.CANCEL) or (resp == Gtk.ResponseType.DELETE_EVENT):
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pass
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elif resp == Gtk.ResponseType.OK:
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target = save_location_prompt.get_filename();
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with open(target, "w") as f:
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f.write(text)
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save_location_prompt.destroy()
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def set_arc_buffer_text(self, widget=None, eve=None):
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id = widget.get_active_id()
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self.arc_command_buffer.set_text(self.arc_commands[int(id)])
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@ -1,2 +1,3 @@
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from .ShowHideMixin import ShowHideMixin
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from .ExceptionHookMixin import ExceptionHookMixin
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from .UIMixin import UIMixin
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