# Python imports # Lib imports import gi gi.require_version('Gtk', '3.0') gi.require_version('Gdk', '3.0') from gi.repository import Gtk from gi.repository import Gdk from gi.repository import Gio # Application imports from .sourceview_container import SourceViewContainer class EditorNotebook(Gtk.Notebook): def __init__(self): super(EditorNotebook, self).__init__() self.set_group_name("editor_widget") self._add_action_widgets() self._setup_styling() self._setup_signals() self._subscribe_to_events() self._load_widgets() self.show_all() def _setup_styling(self): self.set_scrollable(True) def _setup_signals(self): # self.connect("button-press-event", self._dbl_click_create_view) ... def _subscribe_to_events(self): # event_system.subscribe("set_buffer_language", self.action_controller, *("set_buffer_language",)) event_system.subscribe("create_view", self.create_view) event_system.subscribe("set_buffer_style", self.action_controller) event_system.subscribe("set_buffer_language", self.action_controller) event_system.subscribe("set_buffer_style", self.action_controller) event_system.subscribe("toggle_highlight_line", self._toggle_highlight_line) event_system.subscribe("keyboard_create_tab", self._keyboard_create_tab) event_system.subscribe("keyboard_close_tab", self._keyboard_close_tab) event_system.subscribe("keyboard_prev_tab", self._keyboard_prev_tab) event_system.subscribe("keyboard_next_tab", self._keyboard_next_tab) event_system.subscribe("keyboard_scale_up_text", self._keyboard_scale_up_text) event_system.subscribe("keyboard_scale_down_text", self._keyboard_scale_down_text) def _add_action_widgets(self): start_box = Gtk.Box() end_box = Gtk.Box() search = Gtk.SearchEntry() search.set_placeholder_text("Search...") search.connect("changed", self._text_search) add_btn = Gtk.Button() add_btn.set_image( Gtk.Image.new_from_icon_name("add", 4) ) add_btn.set_always_show_image(True) add_btn.connect("released", self.create_view) end_box.add(add_btn) end_box.add(search) start_box.show_all() end_box.show_all() # PACKTYPE: 0 Start, 1 = End self.set_action_widget(start_box, 0) self.set_action_widget(end_box, 1) def _load_widgets(self): self.create_view() def _keyboard_create_tab(self, _gfile): self.create_view(gfile=_gfile) def create_view(self, widget = None, eve = None, gfile = None): container = SourceViewContainer(self.close_tab) index = self.append_page(container, container.get_tab_widget()) self.set_tab_detachable(container, True) ctx = self.get_style_context() ctx.add_class("notebook-unselected-focus") self.set_tab_reorderable(container, True) if gfile: source_view = container.get_source_view() source_view.open_file(gfile) self.show_all() self.set_current_page(index) def close_tab(self, button, container, source_view, eve = None): if self.get_n_pages() == 1: return page_num = self.page_num(container) watcher = source_view.get_file_watcher() if watcher: watcher.cancel() self.remove_page(page_num) def _dbl_click_create_view(self, notebook, eve): if eve.type == Gdk.EventType.DOUBLE_BUTTON_PRESS and eve.button == 1: # l-click ... def _toggle_highlight_line(self): self.action_controller("toggle_highlight_line") def _keyboard_close_tab(self): self.action_controller("close_tab") def _keyboard_next_tab(self): self.action_controller("keyboard_next_tab") def _keyboard_prev_tab(self): self.action_controller("keyboard_prev_tab") def _keyboard_scale_up_text(self): self.action_controller("scale_up_text") def _keyboard_scale_down_text(self): self.action_controller("scale_down_text") def _text_search(self, widget = None, eve = None): self.action_controller("do_text_search", widget.get_text()) def action_controller(self, action = "", query = ""): page_num = self.get_current_page() container = self.get_nth_page( page_num ) source_view = container.get_source_view() if action == "do_text_search": self.do_text_search(source_view, query) if action == "set_buffer_language": self.set_buffer_language(source_view, query) if action == "set_buffer_style": self.set_buffer_style(source_view, query) if action == "toggle_highlight_line": self.toggle_highlight_line(source_view) if action == "scale_up_text": self.scale_up_text(source_view) if action == "scale_down_text": self.scale_down_text(source_view) if action == "close_tab": self.close_tab(None, container, source_view) if action == "keyboard_prev_tab": self.keyboard_prev_tab(page_num) if action == "keyboard_next_tab": self.keyboard_next_tab(page_num) def do_text_search(self, query = ""): source_view.scale_down_text() def set_buffer_language(self, source_view, language = "python3"): source_view.set_buffer_language(language) def set_buffer_style(self, source_view, style = "tango"): source_view.set_buffer_style(style) def keyboard_prev_tab(self, page_num): page_num = self.get_n_pages() - 1 if page_num == 0 else page_num - 1 self.set_current_page(page_num) def keyboard_next_tab(self, page_num): page_num = 0 if self.get_n_pages() - 1 == page_num else page_num + 1 self.set_current_page(page_num) def scale_up_text(self, source_view): source_view.scale_up_text() def scale_down_text(self, source_view): source_view.scale_down_text() def toggle_highlight_line(self, source_view): source_view.toggle_highlight_line()