mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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158 lines
4.2 KiB
Python
158 lines
4.2 KiB
Python
# -*- coding: utf-8; mode: python; -*-
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#
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# GStreamer Debug Viewer - View and analyze GStreamer debug log files
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#
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# Copyright (C) 2007 René Stadler <mail@renestadler.de>
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by the Free
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# Software Foundation; either version 3 of the License, or (at your option)
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# any later version.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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# more details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program. If not, see <http://www.gnu.org/licenses/>.
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"""GStreamer Debug Viewer GUI module."""
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import os.path
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import gi
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gi.require_version('Gdk', '3.0')
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gi.require_version('Gtk', '3.0')
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from gi.repository import GObject
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from gi.repository import Gdk
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from gi.repository import Gtk
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from GstDebugViewer import Common
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from GstDebugViewer.GUI.columns import ViewColumnManager
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from GstDebugViewer.GUI.window import Window
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class AppStateSection (Common.GUI.StateSection):
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_name = "state"
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geometry = Common.GUI.StateInt4("window-geometry")
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maximized = Common.GUI.StateBool("window-maximized")
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column_order = Common.GUI.StateItemList("column-order", ViewColumnManager)
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columns_visible = Common.GUI.StateItemList(
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"columns-visible", ViewColumnManager)
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zoom_level = Common.GUI.StateInt("zoom-level")
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class AppState (Common.GUI.State):
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def __init__(self, *a, **kw):
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Common.GUI.State.__init__(self, *a, **kw)
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self.add_section_class(AppStateSection)
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class App (object):
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def __init__(self):
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self.attach()
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def load_plugins(self):
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from GstDebugViewer import Plugins
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plugin_classes = list(
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Plugins.load([os.path.dirname(Plugins.__file__)]))
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self.plugins = []
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for plugin_class in plugin_classes:
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plugin = plugin_class(self)
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self.plugins.append(plugin)
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def iter_plugin_features(self):
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for plugin in self.plugins:
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for feature in plugin.features:
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yield feature
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def attach(self):
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config_home = Common.utils.XDG.CONFIG_HOME
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state_filename = os.path.join(
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config_home, "gst-debug-viewer", "state")
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self.state = AppState(state_filename)
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self.state_section = self.state.sections["state"]
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self.load_plugins()
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self.windows = []
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# Apply custom widget stying
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# TODO: check for dark theme
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css = b"""
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@define-color normal_bg_color #FFFFFF;
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@define-color shade_bg_color shade(@normal_bg_color, 0.95);
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#log_view row:nth-child(even) {
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background-color: @normal_bg_color;
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}
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#log_view row:nth-child(odd) {
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background-color: @shade_bg_color;
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}
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#log_view row:selected {
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background-color: #4488FF;
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}
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#log_view {
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-GtkTreeView-horizontal-separator: 0;
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-GtkTreeView-vertical-separator: 1;
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outline-width: 0;
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outline-offset: 0;
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}
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"""
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style_provider = Gtk.CssProvider()
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style_provider.load_from_data(css)
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Gtk.StyleContext.add_provider_for_screen(
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Gdk.Screen.get_default(),
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style_provider,
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Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION
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)
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self.open_window()
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def detach(self):
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# TODO: If we take over deferred saving from the inspector, specify now
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# = True here!
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self.state.save()
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def run(self):
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try:
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Common.Main.MainLoopWrapper(Gtk.main, Gtk.main_quit).run()
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except BaseException:
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raise
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else:
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self.detach()
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def open_window(self):
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self.windows.append(Window(self))
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def close_window(self, window):
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self.windows.remove(window)
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if not self.windows:
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# GtkTreeView takes some time to go down for large files. Let's block
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# until the window is hidden:
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GObject.idle_add(Gtk.main_quit)
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Gtk.main()
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Gtk.main_quit()
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