# Python imports import os import subprocess import collections import tempfile # Lib imports import gi gi.require_version('Gtk', '3.0') gi.require_version('GtkSource', '4') from gi.repository import GObject from gi.repository import Gtk from gi.repository import Gdk from gi.repository import GtkSource # Application imports class ControllerData: ''' ControllerData contains most of the state of the app at ay given time. It also has some support methods. ''' def setup_controller_data(self) -> None: # Needed hack to get GtkSourceView widget to run from glade file... GtkSource.View() self.window = settings_manager.get_main_window() self.builder = None self.base_container = None self.setup_builder_and_container() self.was_midified_key = False self.ctrl_down = False self.shift_down = False self.alt_down = False self.language_id = 'c' self.language_name = 'C' self.black_color = Gdk.color_parse('#000000'); self.gui_style_ids = [ 'bracket-match', 'bracket-mismatch', 'current-line', 'cursor', 'line-numbers', 'secondary-cursor', 'selection', 'selection-unfocused', 'text' ] self.styles_list = self.builder.get_object('styles_list') self.languages_list = self.builder.get_object('languages_list') self.languages_dropdown = self.builder.get_object('languages_dropdown') self.styles_treeview = self.builder.get_object('styles_treeview') self.bold_tggle_btn = self.builder.get_object('bold_tggle_btn') self.italic_tggle_btn = self.builder.get_object('italic_tggle_btn') self.underline_tggle_btn = self.builder.get_object('underline_tggle_btn') self.strikethrough_tggle_btn = self.builder.get_object('strikethrough_tggle_btn') self.fr_check_btn = self.builder.get_object('fr_check_btn') self.br_check_btn = self.builder.get_object('br_check_btn') self.fr_color_btn = self.builder.get_object('fr_color_btn') self.br_color_btn = self.builder.get_object('br_color_btn') self.reset_btn = self.builder.get_object('reset_btn') self.name_entry = self.builder.get_object('name_entry') self.id_entry = self.builder.get_object('id_entry') self.desc_entry = self.builder.get_object('desc_entry') self.authr_entry = self.builder.get_object('authr_entry') self.sample_lbl = self.builder.get_object('sample_lbl') self.src_buffer = GtkSource.Buffer(max_undo_levels = 0) self.src_preview = self.builder.get_object('src_preview') self.scheme_manager = GtkSource.StyleSchemeManager() self.language_manager = GtkSource.LanguageManager() self.all_styles_dict = collections.OrderedDict() self.language = self.language_manager.get_language(self.language_id) self.current_lang_id = self.language_id self.current_lang_name = self.language_name self.orig_scheme_file = None self.bold_tggl_handler = self.get_handler_id(self.bold_tggle_btn, 'toggled') self.italic_tggl_handler = self.get_handler_id(self.italic_tggle_btn, 'toggled') self.underline_tggl_handler = self.get_handler_id(self.underline_tggle_btn, 'toggled') self.strikethrough_tggl_handler = self.get_handler_id(self.strikethrough_tggle_btn, 'toggled') self.foreground_tggl_handler = self.get_handler_id(self.fr_check_btn, 'toggled') self.background_tggl_handler = self.get_handler_id(self.br_check_btn, 'toggled') # watch temp directory to help the sample viewer self.scheme_manager.append_search_path( tempfile.gettempdir() ) self.src_preview.set_buffer(self.src_buffer) self.load_initial_data() def load_initial_data(self, from_file = None): if from_file and os.path.isfile(from_file): self.load_scheme(from_file) else: self.load_scheme('cobalt') languages = self.language_manager.get_language_ids() languages.sort() self.lang_map_name_to_id = {} self.languages_list.append(['Default styles']) self.lang_map_name_to_id['Default styles'] = 'def' for lang in languages: lang_name = self.language_manager.get_language(lang).get_name() self.lang_map_name_to_id[lang_name] = lang if lang_name != 'Defaults': self.languages_list.append([lang_name]) self.styles_treeview_selection = self.styles_treeview.get_selection() self.styles_treeview_selection.connect('changed', self.on_style_selected) # select the first language self.languages_dropdown.set_active(0) # select the first style model = self.styles_treeview.get_model() tree_iter = model.get_iter_first() self.styles_treeview_selection.select_iter(tree_iter) self.selected_style_id = model[tree_iter][0] def get_handler_id(self, obj, signal_name): signal_id, detail = GObject.signal_parse_name(signal_name, obj, True) return GObject.signal_handler_find(obj, GObject.SignalMatchType.ID, signal_id, detail, None, None, None) def get_base_container(self): return self.base_container def clear_console(self) -> None: ''' Clears the terminal screen. ''' os.system('cls' if os.name == 'nt' else 'clear') def call_method(self, _method_name: str, data: type) -> type: ''' Calls a method from scope of class. Parameters: a (obj): self b (str): method name to be called c (*): Data (if any) to be passed to the method. Note: It must be structured according to the given methods requirements. Returns: Return data is that which the calling method gives. ''' method_name = str(_method_name) method = getattr(self, method_name, lambda data: f"No valid key passed...\nkey={method_name}\nargs={data}") return method(*data) if data else method() def has_method(self, obj: type, method: type) -> type: ''' Checks if a given method exists. ''' return callable(getattr(obj, method, None)) def clear_children(self, widget: type) -> None: ''' Clear children of a gtk widget. ''' for child in widget.get_children(): widget.remove(child) def get_clipboard_data(self, encoding = "utf-8") -> str: proc = subprocess.Popen(['xclip','-selection', 'clipboard', '-o'], stdout = subprocess.PIPE) retcode = proc.wait() data = proc.stdout.read() return data.decode(encoding).strip() def set_clipboard_data(self, data: type, encoding = "utf-8") -> None: proc = subprocess.Popen(['xclip','-selection','clipboard'], stdin = subprocess.PIPE) proc.stdin.write(data.encode(encoding)) proc.stdin.close() retcode = proc.wait()