Python script, ASCII text executable
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import os
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from pathlib import Path
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import panorama_panel
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import gi
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gi.require_version("Gtk", "4.0")
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from gi.repository import Gtk, GLib, Gio, Gdk
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SECOND_PLACEHOLDERS = ("%c", "%s", "%S", "%T", "%X")
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module_directory = Path(__file__).resolve().parent
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@Gtk.Template(filename=str(module_directory / "panorama-clock-options.ui"))
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class ClockOptions(Gtk.Window):
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__gtype_name__ = "ClockOptions"
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format_entry: Gtk.Entry = Gtk.Template.Child()
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def __init__(self, **kwargs):
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super().__init__(**kwargs)
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self.connect("close-request", lambda *args: self.destroy())
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class ClockApplet(panorama_panel.Applet):
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name = "Clock"
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description = "Read the current time and date"
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def __init__(self, orientation=Gtk.Orientation.HORIZONTAL, config=None):
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super().__init__(orientation=orientation, config=config)
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if config is None:
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config = {}
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self.button = Gtk.MenuButton()
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self.button.set_has_frame(False) # flat look
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self.label = Gtk.Label()
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self.button.set_child(self.label)
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# Create the monthly calendar
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self.popover = Gtk.Popover()
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self.track_popover(self.popover)
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self.calendar = Gtk.Calendar()
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self.calendar.set_show_week_numbers(True)
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self.popover.set_child(self.calendar)
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self.button.set_popover(self.popover)
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self.append(self.button)
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self.formatting = config.get("formatting", "%c")
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# Some placeholders require second precision, but not all of them. If not required,
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# use minute precision
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self.has_second_precision = any(placeholder in self.formatting for placeholder in SECOND_PLACEHOLDERS)
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self.next_update = None
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self.set_time()
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self.context_menu = self.make_context_menu()
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self.track_popover(self.context_menu)
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right_click_controller = Gtk.GestureClick()
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right_click_controller.set_button(3)
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right_click_controller.connect("pressed", self.show_context_menu)
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self.add_controller(right_click_controller)
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action_group = Gio.SimpleActionGroup()
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options_action = Gio.SimpleAction.new("options", None)
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options_action.connect("activate", self.show_options)
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action_group.add_action(options_action)
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self.insert_action_group("applet", action_group)
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self.options_window = None
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def make_context_menu(self):
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menu = Gio.Menu()
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menu.append("Clock _options", "applet.options")
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context_menu = Gtk.PopoverMenu.new_from_model(menu)
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context_menu.set_has_arrow(False)
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context_menu.set_parent(self)
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context_menu.set_halign(Gtk.Align.START)
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context_menu.set_flags(Gtk.PopoverMenuFlags.NESTED)
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return context_menu
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def show_context_menu(self, gesture, n_presses, x, y):
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rect = Gdk.Rectangle()
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rect.x = int(x)
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rect.y = int(y)
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rect.width = 1
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rect.height = 1
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self.context_menu.set_pointing_to(rect)
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self.context_menu.popup()
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def update_formatting(self, entry):
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self.formatting = entry.get_text()
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# Some placeholders require second precision, but not all of them. If not required,
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# use minute precision
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self.has_second_precision = any(placeholder in self.formatting for placeholder in SECOND_PLACEHOLDERS)
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if self.next_update is not None:
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GLib.source_remove(self.next_update)
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self.next_update = None
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self.set_time()
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def show_options(self, _0=None, _1=None):
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if self.options_window is None:
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self.options_window = ClockOptions()
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self.options_window.format_entry.set_text(self.formatting)
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self.options_window.format_entry.connect("changed", self.update_formatting)
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def reset_window(*args):
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self.options_window = None
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self.options_window.connect("close-request", reset_window)
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self.options_window.present()
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def set_time(self):
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datetime = GLib.DateTime.new_now_local()
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formatted_time = datetime.format(self.formatting)
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if formatted_time is not None:
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self.label.set_text(datetime.format(self.formatting))
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else:
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self.label.set_text("Invalid time formatting")
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return False
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if self.has_second_precision:
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current_ms = GLib.DateTime.new_now_local().get_microsecond() // 1000
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self.next_update = GLib.timeout_add(1000 - current_ms + 1, self.set_time) # 1ms is added to ensure the clock is updated
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else:
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now = GLib.DateTime.new_now_local()
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current_ms = now.get_second() * 1000 + now.get_microsecond() // 1000
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self.next_update = GLib.timeout_add(60000 - current_ms + 1, self.set_time)
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return False # Do not rerun the current timeout; a new one has been scheduled
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def get_config(self):
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return {"formatting": self.formatting}
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def set_panel_position(self, position):
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self.popover.set_position(panorama_panel.OPPOSITE_POSITION[position])
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self.button.set_direction(panorama_panel.POSITION_TO_ARROW[panorama_panel.OPPOSITE_POSITION[position]])
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