# -*- coding: utf-8; mode: python; -*- # # GStreamer Debug Viewer - View and analyze GStreamer debug log files # # Copyright (C) 2007 René Stadler # # This program is free software; you can redistribute it and/or modify it # under the terms of the GNU General Public License as published by the Free # Software Foundation; either version 3 of the License, or (at your option) # any later version. # # This program is distributed in the hope that it will be useful, but WITHOUT # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for # more details. # # You should have received a copy of the GNU General Public License along with # this program. If not, see . """GStreamer Debug Viewer GUI module.""" import os.path import tempfile import shutil from bisect import bisect_right, bisect_left import logging from gi.repository import GObject from gi.repository import Gtk from gi.repository import Gdk from gi.repository import GLib from GstDebugViewer import Common, Data, Main from GstDebugViewer.GUI.columns import LineViewColumnManager, ViewColumnManager from GstDebugViewer.GUI.filters import (CategoryFilter, DebugLevelFilter, FilenameFilter, FunctionFilter, ThreadFilter, ObjectFilter) from GstDebugViewer.GUI.models import (FilteredLogModel, LazyLogModel, LineViewLogModel, LogModelBase) ZOOM_FACTOR = 1.15 def _(s): return s def action(func): func.is_action_handler = True return func def iter_actions(manager): cls = type(manager) it = cls.__dict__.items() for name, member in it: try: member.is_action_handler except AttributeError: continue bound_method = getattr(manager, name) assert name.startswith("handle_") assert name.endswith("_action_activate") action_name = name[len("handle_"):-len("_action_activate")] action_name = action_name.replace("_", "-") yield (action_name, bound_method,) class LineView (object): def __init__(self): self.column_manager = LineViewColumnManager() def attach(self, window): for action_name, handler in iter_actions(self): action = getattr(window.actions, action_name) action.connect("activate", handler) self.clear_action = window.actions.clear_line_view self.line_view = window.widgets.line_view self.line_view.connect( "row-activated", self.handle_line_view_row_activated) ui = window.ui_manager self.popup = ui.get_widget( "/ui/context/LineViewContextMenu").get_submenu() Common.GUI.widget_add_popup_menu(self.line_view, self.popup) self.log_view = log_view = window.log_view log_view.connect("row-activated", self.handle_log_view_row_activated) sel = log_view.get_selection() sel.connect("changed", self.handle_log_view_selection_changed) self.clear_action.props.sensitive = False self.column_manager.attach(window) def clear(self): model = self.line_view.get_model() if len(model) == 0: return for i in range(1, len(model)): model.remove_line(1) self.clear_action.props.sensitive = False def handle_attach_log_file(self, window): self.line_view.set_model(LineViewLogModel(window.log_model)) def handle_line_view_row_activated(self, view, path, column): line_index = path[0] line_model = view.get_model() log_model = self.log_view.get_model() super_index = line_model.line_index_to_super(line_index) log_index = log_model.line_index_from_super(super_index) path = (log_index,) self.log_view.scroll_to_cell(path, use_align=True, row_align=.5) sel = self.log_view.get_selection() sel.select_path(path) def handle_log_view_row_activated(self, view, path, column): log_model = view.get_model() line_index = path[0] super_index = log_model.line_index_to_super(line_index) line_model = self.line_view.get_model() if line_model is None: return if len(line_model): timestamps = [row[line_model.COL_TIME] for row in line_model] row = log_model[(line_index,)] position = bisect_right(timestamps, row[line_model.COL_TIME]) else: position = 0 if len(line_model) > 1: other_index = line_model.line_index_to_super(position - 1) else: other_index = -1 if other_index == super_index and position != 1: # Already have the line. pass else: line_model.insert_line(position, super_index) self.clear_action.props.sensitive = True def handle_log_view_selection_changed(self, selection): line_model = self.line_view.get_model() if line_model is None: return model, tree_iter = selection.get_selected() if tree_iter is None: return path = model.get_path(tree_iter) line_index = model.line_index_to_super(path[0]) if len(line_model) == 0: line_model.insert_line(0, line_index) else: line_model.replace_line(0, line_index) @action def handle_clear_line_view_action_activate(self, action): self.clear() class ProgressDialog (object): def __init__(self, window, title=""): bar = Gtk.InfoBar() bar.props.message_type = Gtk.MessageType.INFO bar.connect("response", self.__handle_info_bar_response) bar.add_button(Gtk.STOCK_CANCEL, 1) area_box = bar.get_content_area() box = Gtk.HBox(spacing=8) box.pack_start(Gtk.Label(label=title), False, False, 0) progress = Gtk.ProgressBar() box.pack_start(progress, False, False, 0) area_box.pack_start(box, False, False, 0) self.widget = bar self.__progress_bar = progress def __handle_info_bar_response(self, info_bar, response): self.handle_cancel() def handle_cancel(self): pass def update(self, progress): if self.__progress_bar is None: return self.__progress_bar.props.fraction = progress class Window (object): def __init__(self, app): self.logger = logging.getLogger("ui.window") self.app = app self.tmpfile = None self.dispatcher = None self.info_widget = None self.progress_dialog = None self.update_progress_id = None self.window_state = Common.GUI.WindowState() self.column_manager = ViewColumnManager(app.state_section) self.actions = Common.GUI.Actions() group = Gtk.ActionGroup("MenuActions") group.add_actions([("AppMenuAction", None, _("_Application")), ("ViewMenuAction", None, _("_View")), ("ViewColumnsMenuAction", None, _("_Columns")), ("HelpMenuAction", None, _("_Help")), ("LineViewContextMenuAction", None, "")]) self.actions.add_group(group) group = Gtk.ActionGroup("WindowActions") group.add_actions( [("new-window", Gtk.STOCK_NEW, _("_New Window"), "N"), ("open-file", Gtk.STOCK_OPEN, _( "_Open File"), "O"), ("reload-file", Gtk.STOCK_REFRESH, _( "_Reload File"), "R"), ("close-window", Gtk.STOCK_CLOSE, _( "Close _Window"), "W"), ("cancel-load", Gtk.STOCK_CANCEL, None,), ("clear-line-view", Gtk.STOCK_CLEAR, None), ("show-about", None, _( "About GStreamer Debug Viewer",)), ("enlarge-text", Gtk.STOCK_ZOOM_IN, _( "Enlarge Text"), "plus"), ("shrink-text", Gtk.STOCK_ZOOM_OUT, _( "Shrink Text"), "minus"), ("reset-text", Gtk.STOCK_ZOOM_100, _("Normal Text Size"), "0")]) self.actions.add_group(group) self.actions.reload_file.props.sensitive = False group = Gtk.ActionGroup("RowActions") group.add_actions( [("hide-before-line", None, _("Hide lines before this point")), ("hide-after-line", None, _( "Hide lines after this point")), ("show-hidden-lines", None, _( "Show hidden lines")), ("edit-copy-line", Gtk.STOCK_COPY, _( "Copy line"), "C"), ("edit-copy-message", Gtk.STOCK_COPY, _( "Copy message"), ""), ("set-base-time", None, _("Set base time")), ("hide-log-level", None, _("Hide log level")), ("hide-log-level-and-above", None, _( "Hide this log level and above")), ("show-only-log-level", None, _( "Show only log level")), ("hide-log-category", None, _( "Hide log category")), ("show-only-log-category", None, _( "Show only log category")), ("hide-thread", None, _( "Hide thread")), ("show-only-thread", None, _( "Show only thread")), ("hide-object", None, _("Hide object")), ("show-only-object", None, _( "Show only object")), ("hide-function", None, _("Hide function")), ("show-only-function", None, _( "Show only function")), ("hide-filename", None, _("Hide filename")), ("show-only-filename", None, _("Show only filename"))]) group.props.sensitive = False self.actions.add_group(group) self.actions.add_group(self.column_manager.action_group) self.log_file = None self.log_model = None self.log_filter = None self.widget_factory = Common.GUI.WidgetFactory(Main.Paths.data_dir) self.widgets = self.widget_factory.make("main-window.ui", "main_window") ui_filename = os.path.join(Main.Paths.data_dir, "menus.ui") self.ui_factory = Common.GUI.UIFactory(ui_filename, self.actions) self.ui_manager = ui = self.ui_factory.make() menubar = ui.get_widget("/ui/menubar") self.widgets.vbox_main.pack_start(menubar, False, False, 0) self.gtk_window = self.widgets.main_window self.gtk_window.add_accel_group(ui.get_accel_group()) self.log_view = self.widgets.log_view self.log_view.drag_dest_unset() self.log_view.set_search_column(-1) sel = self.log_view.get_selection() sel.connect("changed", self.handle_log_view_selection_changed) self.view_popup = ui.get_widget( "/ui/context/LogViewContextMenu").get_submenu() Common.GUI.widget_add_popup_menu(self.log_view, self.view_popup) # Widgets to set insensitive when the window is considered as # such. This is done during loading/filtering, where we can't set the # whole window insensitive because the progress info bar should be # usable to allow cancellation. self.main_sensitivity = [menubar] self.main_sensitivity.extend(self.widgets.vbox_main.get_children()) self.line_view = LineView() self.attach() self.column_manager.attach(self.log_view) def setup_model(self, model): self.log_model = model self.log_filter = FilteredLogModel(self.log_model) self.log_filter.handle_process_finished = self.handle_log_filter_process_finished def get_top_attach_point(self): return self.widgets.vbox_main def get_side_attach_point(self): return self.widgets.hbox_view def attach(self): self.zoom_level = 0 zoom_percent = self.app.state_section.zoom_level if zoom_percent: self.restore_zoom(float(zoom_percent) / 100.) self.window_state.attach(window=self.gtk_window, state=self.app.state_section) self.clipboard = Gtk.Clipboard.get_for_display( self.gtk_window.get_display(), Gdk.SELECTION_CLIPBOARD) for action_name, handler in iter_actions(self): action = getattr(self.actions, action_name) action.connect("activate", handler) self.gtk_window.connect( "delete-event", self.handle_window_delete_event) self.features = [] for plugin_feature in self.app.iter_plugin_features(): feature = plugin_feature(self.app) self.features.append(feature) for feature in self.features: feature.handle_attach_window(self) # FIXME: With multiple selection mode, browsing the list with key # up/down slows to a crawl! WTF is wrong with this stupid widget??? sel = self.log_view.get_selection() sel.set_mode(Gtk.SelectionMode.BROWSE) self.line_view.attach(self) # Do not translate; fallback application name for e.g. gnome-shell if # the desktop file is not installed: self.gtk_window.set_wmclass( "gst-debug-viewer", "GStreamer Debug Viewer") self.gtk_window.show() def detach(self): self.set_log_file(None) for feature in self.features: feature.handle_detach_window(self) self.window_state.detach() self.column_manager.detach() def get_active_line_index(self): selection = self.log_view.get_selection() model, tree_iter = selection.get_selected() if tree_iter is None: raise ValueError("no line selected") path = model.get_path(tree_iter) return path[0] def get_active_line(self): selection = self.log_view.get_selection() model, tree_iter = selection.get_selected() if tree_iter is None: raise ValueError("no line selected") model = self.log_view.get_model() return model.get(tree_iter, *LogModelBase.column_ids) def close(self, *a, **kw): self.logger.debug("closing window, detaching") self.detach() self.gtk_window.hide() self.logger.debug("requesting close from app") self.app.close_window(self) def push_view_state(self): self.default_index = None self.default_start_index = None model = self.log_view.get_model() if model is None: return try: line_index = self.get_active_line_index() except ValueError: super_index = None self.logger.debug("no line selected") else: super_index = model.line_index_to_super(line_index) self.logger.debug("pushing selected line %i (abs %i)", line_index, super_index) self.default_index = super_index vis_range = self.log_view.get_visible_range() if vis_range is not None: start_path, end_path = vis_range start_index = start_path[0] self.default_start_index = model.line_index_to_super(start_index) def update_model(self, model=None): if model is None: model = self.log_view.get_model() previous_model = self.log_view.get_model() if previous_model == model: # Force update. self.log_view.set_model(None) self.log_view.set_model(model) def pop_view_state(self, scroll_to_selection=False): model = self.log_view.get_model() if model is None: return selected_index = self.default_index start_index = self.default_start_index if selected_index is not None: try: select_index = model.line_index_from_super(selected_index) except IndexError as exc: self.logger.debug( "abs line index %i filtered out, not reselecting", selected_index) else: assert select_index >= 0 sel = self.log_view.get_selection() path = (select_index,) sel.select_path(path) if start_index is None or scroll_to_selection: self.log_view.scroll_to_cell( path, use_align=True, row_align=.5) if start_index is not None and not scroll_to_selection: def traverse(): for i in range(start_index, len(model)): yield i for i in range(start_index - 1, 0, -1): yield i for current_index in traverse(): try: target_index = model.line_index_from_super(current_index) except IndexError: continue else: path = (target_index,) self.log_view.scroll_to_cell( path, use_align=True, row_align=0.) break def update_view(self): view = self.log_view model = view.get_model() visible_range = view.get_visible_range() if visible_range is None: return start_path, end_path = visible_range start_index, end_index = start_path[0], end_path[0] for line_index in range(start_index, end_index + 1): path = (line_index,) tree_iter = model.get_iter(path) model.row_changed(path, tree_iter) def handle_log_view_selection_changed(self, selection): try: line_index = self.get_active_line_index() except ValueError: first_selected = True last_selected = True else: first_selected = (line_index == 0) last_selected = ( line_index == len(self.log_view.get_model()) - 1) self.actions.hide_before_line.props.sensitive = not first_selected self.actions.hide_after_line.props.sensitive = not last_selected def handle_window_delete_event(self, window, event): self.actions.close_window.activate() return True @action def handle_new_window_action_activate(self, action): self.app.open_window() @action def handle_open_file_action_activate(self, action): dialog = Gtk.FileChooserNative.new(None, self.gtk_window, Gtk.FileChooserAction.OPEN, None, None) response = dialog.run() dialog.hide() if response == Gtk.ResponseType.ACCEPT: self.set_log_file(dialog.get_filename()) dialog.destroy() @action def handle_reload_file_action_activate(self, action): if self.log_file is None: return self.set_log_file(self.log_file.path) @action def handle_cancel_load_action_activate(self, action): self.logger.debug("cancelling data load") self.set_log_file(None) if self.progress_dialog is not None: self.hide_info() self.progress_dialog = None if self.update_progress_id is not None: GObject.source_remove(self.update_progress_id) self.update_progress_id = None self.set_sensitive(True) @action def handle_close_window_action_activate(self, action): self.close() @action def handle_hide_after_line_action_activate(self, action): self.hide_range(after=True) @action def handle_hide_before_line_action_activate(self, action): self.hide_range(after=False) def hide_range(self, after): model = self.log_view.get_model() try: filtered_line_index = self.get_active_line_index() except ValueError: return if after: first_index = model.line_index_to_super(0) last_index = model.line_index_to_super(filtered_line_index) self.logger.info( "hiding lines after %i (abs %i), first line is abs %i", filtered_line_index, last_index, first_index) else: first_index = model.line_index_to_super(filtered_line_index) last_index = model.line_index_to_super(len(model) - 1) self.logger.info( "hiding lines before %i (abs %i), last line is abs %i", filtered_line_index, first_index, last_index) self.push_view_state() start_index = first_index stop_index = last_index + 1 self.log_filter.set_range(start_index, stop_index) self.update_model() self.pop_view_state() self.actions.show_hidden_lines.props.sensitive = True def get_range(self): view = self.log_view model = view.get_model() visible_range = view.get_visible_range() if visible_range is None: return None start_path, end_path = visible_range if not start_path or not end_path: return None ts1 = model.get_value(model.get_iter(start_path), model.COL_TIME) ts2 = model.get_value(model.get_iter(end_path), model.COL_TIME) return (ts1, ts2) @action def handle_show_hidden_lines_action_activate(self, action): self.logger.info("restoring model filter to show all lines") self.push_view_state() self.log_view.set_model(None) self.log_filter.reset() self.update_model(self.log_filter) self.pop_view_state(scroll_to_selection=True) self.actions.show_hidden_lines.props.sensitive = False @action def handle_edit_copy_line_action_activate(self, action): line_index = self.get_active_line_index() model = self.log_view.get_model() line_offset = model.line_offsets[line_index] line_text = model.access_offset(line_offset).strip() line_text = Data.strip_escape(line_text) self.clipboard.set_text(line_text.decode('utf8', errors='replace'), -1) @action def handle_edit_copy_message_action_activate(self, action): col_id = LogModelBase.COL_MESSAGE self.clipboard.set_text(self.get_active_line()[ col_id].decode('utf8'), -1) @action def handle_enlarge_text_action_activate(self, action): self.update_zoom_level(1) @action def handle_shrink_text_action_activate(self, action): self.update_zoom_level(-1) @action def handle_reset_text_action_activate(self, action): self.update_zoom_level(-self.zoom_level) def restore_zoom(self, scale): from math import log self.zoom_level = int(round(log(scale) / log(ZOOM_FACTOR))) self.column_manager.set_zoom(scale) def update_zoom_level(self, delta_step): if not delta_step: return self.zoom_level += delta_step scale = ZOOM_FACTOR ** self.zoom_level self.column_manager.set_zoom(scale) self.app.state_section.zoom_level = int(round(scale * 100.)) def set_sensitive(self, sensitive): for widget in self.main_sensitivity: widget.props.sensitive = sensitive def show_info(self, widget): self.hide_info() box = self.widgets.vbox_main box.pack_start(widget, False, False, 0) box.reorder_child(widget, 2) widget.show_all() self.info_widget = widget def hide_info(self): if self.info_widget is None: return self.info_widget.destroy() self.info_widget = None def add_model_filter(self, filter): self.progress_dialog = ProgressDialog(self, _("Filtering")) self.show_info(self.progress_dialog.widget) self.progress_dialog.handle_cancel = self.handle_filter_progress_dialog_cancel dispatcher = Common.Data.GSourceDispatcher() # FIXME: Unsetting the model to keep e.g. the dispatched timeline # sentinel from collecting data while we filter idly, which slows # things down for nothing. self.push_view_state() self.log_view.set_model(None) self.log_filter.add_filter(filter, dispatcher=dispatcher) GObject.timeout_add(250, self.update_filter_progress) self.set_sensitive(False) def update_filter_progress(self): if self.progress_dialog is None: return False try: progress = self.log_filter.get_filter_progress() except ValueError: self.logger.warning("no filter process running") return False self.progress_dialog.update(progress) return True def handle_filter_progress_dialog_cancel(self): self.hide_info() self.progress_dialog = None self.log_filter.abort_process() self.log_view.set_model(self.log_filter) self.pop_view_state() self.set_sensitive(True) def handle_log_filter_process_finished(self): self.hide_info() self.progress_dialog = None # No push_view_state here, did this in add_model_filter. self.update_model(self.log_filter) self.pop_view_state() self.actions.show_hidden_lines.props.sensitive = True self.set_sensitive(True) @action def handle_set_base_time_action_activate(self, action): row = self.get_active_line() self.column_manager.set_base_time(row[LogModelBase.COL_TIME]) @action def handle_hide_log_level_action_activate(self, action): row = self.get_active_line() debug_level = row[LogModelBase.COL_LEVEL] self.add_model_filter(DebugLevelFilter(debug_level)) @action def handle_hide_log_category_action_activate(self, action): row = self.get_active_line() category = row[LogModelBase.COL_CATEGORY] self.add_model_filter(CategoryFilter(category)) @action def handle_hide_thread_action_activate(self, action): row = self.get_active_line() thread = row[LogModelBase.COL_THREAD] self.add_model_filter(ThreadFilter(thread)) @action def handle_hide_object_action_activate(self, action): row = self.get_active_line() object_ = row[LogModelBase.COL_OBJECT] self.add_model_filter(ObjectFilter(object_)) @action def handle_hide_function_action_activate(self, action): row = self.get_active_line() object_ = row[LogModelBase.COL_FUNCTION] self.add_model_filter(FunctionFilter(object_)) @action def handle_hide_filename_action_activate(self, action): row = self.get_active_line() filename = row[LogModelBase.COL_FILENAME] self.add_model_filter(FilenameFilter(filename)) @action def handle_hide_log_level_and_above_action_activate(self, action): row = self.get_active_line() debug_level = row[LogModelBase.COL_LEVEL] self.add_model_filter( DebugLevelFilter(debug_level, DebugLevelFilter.this_and_above)) @action def handle_show_only_log_level_action_activate(self, action): row = self.get_active_line() debug_level = row[LogModelBase.COL_LEVEL] self.add_model_filter( DebugLevelFilter(debug_level, DebugLevelFilter.all_but_this)) @action def handle_show_only_log_category_action_activate(self, action): row = self.get_active_line() category = row[LogModelBase.COL_CATEGORY] self.add_model_filter(CategoryFilter(category, True)) @action def handle_show_only_thread_action_activate(self, action): row = self.get_active_line() thread = row[LogModelBase.COL_THREAD] self.add_model_filter(ThreadFilter(thread, True)) @action def handle_show_only_object_action_activate(self, action): row = self.get_active_line() object_ = row[LogModelBase.COL_OBJECT] self.add_model_filter(ObjectFilter(object_, True)) @action def handle_show_only_function_action_activate(self, action): row = self.get_active_line() object_ = row[LogModelBase.COL_FUNCTION] self.add_model_filter(FunctionFilter(object_, True)) @action def handle_show_only_filename_action_activate(self, action): row = self.get_active_line() filename = row[LogModelBase.COL_FILENAME] self.add_model_filter(FilenameFilter(filename, True)) @action def handle_show_about_action_activate(self, action): from GstDebugViewer import version dialog = self.widget_factory.make_one( "about-dialog.ui", "about_dialog") dialog.props.version = version dialog.run() dialog.destroy() @staticmethod def _timestamp_cell_data_func(column, renderer, model, tree_iter): ts = model.get_value(tree_iter, LogModel.COL_TIME) renderer.props.text = Data.time_args(ts) def _message_cell_data_func(self, column, renderer, model, tree_iter): offset = model.get_value(tree_iter, LogModel.COL_MESSAGE_OFFSET) self.log_file.seek(offset) renderer.props.text = strip_escape(self.log_file.readline().strip()) def set_log_file(self, filename): if self.log_file is not None: for feature in self.features: feature.handle_detach_log_file(self, self.log_file) if filename is None: if self.dispatcher is not None: self.dispatcher.cancel() self.dispatcher = None self.log_file = None self.tmpfile = None self.actions.groups["RowActions"].props.sensitive = False else: if self.tmpfile and filename != self.tmpfile.name: self.tmpfile = tempfile.NamedTemporaryFile() shutil.copyfile(filename, self.tmpfile.name) filename = self.tmpfile.name self.logger.debug("setting log file %r", filename) try: self.setup_model(LazyLogModel()) self.dispatcher = Common.Data.GSourceDispatcher() self.log_file = Data.LogFile(filename, self.dispatcher) except EnvironmentError as exc: try: file_size = os.path.getsize(filename) except EnvironmentError: pass else: if file_size == 0: # Trying to mmap an empty file results in an invalid # argument error. self.show_error(_("Could not open file"), _("The selected file is empty")) return self.handle_environment_error(exc, filename) return basename = os.path.basename(filename) self.gtk_window.props.title = _( "%s - GStreamer Debug Viewer") % (basename,) self.log_file.consumers.append(self) self.log_file.start_loading() def handle_environment_error(self, exc, filename): self.show_error(_("Could not open file"), str(exc)) def show_error(self, message1, message2): bar = Gtk.InfoBar() bar.props.message_type = Gtk.MessageType.ERROR box = bar.get_content_area() markup = "%s %s" % (GLib.markup_escape_text(message1), GLib.markup_escape_text(message2),) label = Gtk.Label() label.props.use_markup = True label.props.label = markup label.props.selectable = True box.pack_start(label, False, False, 0) self.show_info(bar) def handle_load_started(self): self.logger.debug("load has started") self.progress_dialog = ProgressDialog(self, _("Loading log file")) self.show_info(self.progress_dialog.widget) self.progress_dialog.handle_cancel = self.handle_load_progress_dialog_cancel self.update_progress_id = GObject.timeout_add( 250, self.update_load_progress) self.set_sensitive(False) def handle_load_progress_dialog_cancel(self): self.actions.cancel_load.activate() def update_load_progress(self): if self.progress_dialog is None: self.logger.debug( "progress dialog is gone, removing progress update timeout") self.update_progress_id = None return False progress = self.log_file.get_load_progress() self.progress_dialog.update(progress) return True def handle_load_finished(self): self.logger.debug("load has finshed") self.hide_info() self.progress_dialog = None self.log_model.set_log(self.log_file) self.log_filter.reset() self.actions.reload_file.props.sensitive = True self.actions.groups["RowActions"].props.sensitive = True self.actions.show_hidden_lines.props.sensitive = False self.set_sensitive(True) if len(self.log_model) == 0: self.show_error( _("The file does not contain any parsable lines."), _("It is not a GStreamer log file.")) def idle_set(): self.logger.debug("idle trigger after load finished") self.log_view.set_model(self.log_filter) self.line_view.handle_attach_log_file(self) for feature in self.features: feature.handle_attach_log_file(self, self.log_file) if len(self.log_filter): sel = self.log_view.get_selection() sel.select_path((0,)) return False GObject.idle_add(idle_set)