feat: polish classroom dock and visual shell
This commit is contained in:
ekklesia
Executable
+318
@@ -0,0 +1,318 @@
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#!/usr/bin/env python3
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import subprocess
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from pathlib import Path
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import gi
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gi.require_version("Gtk", "3.0")
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gi.require_version("GtkLayerShell", "0.1")
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from gi.repository import Gtk, Gdk, GdkPixbuf, GLib, GtkLayerShell
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CONFIG_FILE = Path("/etc/ekklesia-classroom/device.conf")
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CSS_FILE = Path("/etc/ekklesia-classroom/dock/style.css")
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ICON_DIR = Path("/etc/ekklesia-classroom/icons")
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def read_device_config():
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config = {}
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if not CONFIG_FILE.exists():
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return config
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for raw_line in CONFIG_FILE.read_text().splitlines():
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line = raw_line.strip()
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if not line or line.startswith("#") or "=" not in line:
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continue
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key, value = line.split("=", 1)
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config[key.strip()] = value.strip()
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return config
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def enabled(config, key, default=False):
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if key not in config:
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return default
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return config[key].lower() in {
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"1",
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"true",
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"yes",
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"on",
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"enabled",
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}
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def launch(command):
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subprocess.Popen(
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command,
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start_new_session=True,
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)
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def notify(title, message):
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launch([
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"notify-send",
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"--app-name=Ekklesia Classroom",
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title,
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message,
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])
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def themed_icon(*names):
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theme = Gtk.IconTheme.get_default()
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for name in names:
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if theme.has_icon(name):
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return Gtk.Image.new_from_icon_name(name, Gtk.IconSize.DIALOG)
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return Gtk.Image.new_from_icon_name(
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"application-x-executable",
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Gtk.IconSize.DIALOG,
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)
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def custom_icon(filename, size):
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path = ICON_DIR / filename
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if path.exists():
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pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_scale(
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str(path),
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size,
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size,
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True,
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)
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return Gtk.Image.new_from_pixbuf(pixbuf)
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return None
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class ClassroomDock(Gtk.Window):
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def __init__(self):
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super().__init__()
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screen = self.get_screen()
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visual = screen.get_rgba_visual()
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if visual is not None:
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self.set_visual(visual)
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self.set_app_paintable(True)
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self.config = read_device_config()
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self.set_name("classroom-dock")
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self.set_decorated(False)
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self.set_resizable(False)
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GtkLayerShell.init_for_window(self)
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GtkLayerShell.set_layer(self, GtkLayerShell.Layer.TOP)
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GtkLayerShell.set_anchor(
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self,
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GtkLayerShell.Edge.BOTTOM,
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True,
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)
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GtkLayerShell.set_margin(
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self,
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GtkLayerShell.Edge.BOTTOM,
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12,
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)
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GtkLayerShell.set_keyboard_interactivity(self, False)
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dock = Gtk.Box(
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orientation=Gtk.Orientation.HORIZONTAL,
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spacing=10,
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)
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dock.get_style_context().add_class("dock")
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dock.pack_start(
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self.make_button(
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self.browser_icon(),
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"Browser",
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lambda *_: launch(
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["/usr/local/bin/classroom-browser"]
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),
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),
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False,
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False,
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0,
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)
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if enabled(self.config, "DVD_ENABLED", False):
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dock.pack_start(
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self.make_button(
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self.dvd_icon(),
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"DVD",
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lambda *_: notify(
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"DVD",
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"DVD support is being prepared.",
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),
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),
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False,
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False,
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0,
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)
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dock.pack_start(
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self.make_button(
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self.sanctuary_icon(),
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"Sanctuary",
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lambda *_: notify(
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"Sanctuary",
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"Sanctuary live view is being prepared.",
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),
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),
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False,
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False,
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0,
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)
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self.add(dock)
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def browser_icon(self):
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image = custom_icon("browser.svg", 28)
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if image is not None:
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return image
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image = themed_icon("web-browser-symbolic", "internet-web-browser-symbolic")
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image.set_pixel_size(28)
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return image
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def dvd_icon(self):
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image = custom_icon("dvd.svg", 40)
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if image is not None:
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return image
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image = themed_icon(
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"media-optical-symbolic",
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"media-optical",
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)
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image.set_pixel_size(28)
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return image
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def sanctuary_icon(self):
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is_live = enabled(
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self.config,
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"SANCTUARY_LIVE",
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False,
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)
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filename = "live.svg" if is_live else "live-off.svg"
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image = custom_icon(filename, 38)
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if image is not None:
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return image
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image = themed_icon(
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"video-display-symbolic",
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"video-display",
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)
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image.set_pixel_size(28)
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return image
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def make_button(self, image, tooltip, callback):
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button = Gtk.Button()
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button.set_relief(Gtk.ReliefStyle.NONE)
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button.get_style_context().add_class("dock-button")
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button.add(image)
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button.connect("clicked", callback)
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return button
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class ClassroomClock(Gtk.Window):
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def __init__(self):
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super().__init__()
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screen = self.get_screen()
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visual = screen.get_rgba_visual()
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if visual is not None:
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self.set_visual(visual)
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self.set_app_paintable(True)
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self.set_name("classroom-clock")
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self.set_decorated(False)
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self.set_resizable(False)
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GtkLayerShell.init_for_window(self)
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GtkLayerShell.set_layer(self, GtkLayerShell.Layer.TOP)
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GtkLayerShell.set_anchor(
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self,
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GtkLayerShell.Edge.BOTTOM,
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True,
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)
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GtkLayerShell.set_anchor(
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self,
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GtkLayerShell.Edge.RIGHT,
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True,
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)
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GtkLayerShell.set_margin(
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self,
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GtkLayerShell.Edge.BOTTOM,
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16,
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)
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GtkLayerShell.set_margin(
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self,
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GtkLayerShell.Edge.RIGHT,
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20,
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)
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GtkLayerShell.set_keyboard_interactivity(self, False)
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self.label = Gtk.Label()
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self.label.get_style_context().add_class("clock")
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self.add(self.label)
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self.update_time()
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GLib.timeout_add_seconds(15, self.update_time)
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def update_time(self):
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from datetime import datetime
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self.label.set_text(
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datetime.now().strftime("%-I:%M %p")
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)
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return True
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def load_css():
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provider = Gtk.CssProvider()
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provider.load_from_path(str(CSS_FILE))
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screen = Gdk.Screen.get_default()
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Gtk.StyleContext.add_provider_for_screen(
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screen,
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provider,
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Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION,
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)
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def main():
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load_css()
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dock = ClassroomDock()
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dock.connect("destroy", Gtk.main_quit)
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dock.show_all()
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clock = ClassroomClock()
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clock.show_all()
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Gtk.main()
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if __name__ == "__main__":
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main()
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