Python script, ASCII text executable
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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, Gdk, Gio, GObject, GLib
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class Applet(Gtk.Box):
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name = "Generic applet"
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description = ""
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__gsignals__ = {
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"config-changed": (GObject.SIGNAL_RUN_FIRST, None, ())
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}
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def __init__(self, orientation=Gtk.Orientation.HORIZONTAL, config=None):
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super().__init__(orientation=orientation)
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self.add_css_class("panorama-panel-applet")
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if orientation == Gtk.Orientation.VERTICAL:
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self.set_hexpand(True)
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self.set_vexpand(False)
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self.add_css_class("vertical")
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elif orientation == Gtk.Orientation.HORIZONTAL:
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self.set_vexpand(True)
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self.set_hexpand(False)
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self.add_css_class("horizontal")
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self.drag_source = Gtk.DragSource(actions=Gdk.DragAction.MOVE)
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self.drag_source.connect("prepare", self.provide_drag_data)
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self.drag_source.connect("drag-begin", self.drag_begin)
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self.drag_source.connect("drag-cancel", self.drag_cancel)
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def set_orientation(self, orientation):
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Gtk.Box.set_orientation(self, orientation)
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if orientation == Gtk.Orientation.HORIZONTAL:
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self.remove_css_class("vertical")
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self.add_css_class("horizontal")
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else:
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self.remove_css_class("horizontal")
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self.add_css_class("vertical")
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def provide_drag_data(self, source: Gtk.DragSource, x: float, y: float):
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app = self.get_root().get_application()
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app.drags[id(self)] = self
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value = GObject.Value()
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value.init(GObject.TYPE_UINT64)
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value.set_uint64(id(self))
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return Gdk.ContentProvider.new_for_value(value)
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def drag_begin(self, source: Gtk.DragSource, drag: Gdk.Drag):
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paintable = Gtk.WidgetPaintable.new(self).get_current_image()
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source.set_icon(paintable, 0, 0)
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self.hide()
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def drag_cancel(self, source: Gtk.DragSource, drag: Gdk.Drag, reason: Gdk.DragCancelReason):
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self.show()
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app = self.get_root().get_application()
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del app.drags[id(self)]
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return False
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def get_config(self):
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return {}
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def shutdown(self, app: Gtk.Application):
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return
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def set_panel_position(self, position: Gtk.PositionType):
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return
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def make_draggable(self):
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self.add_controller(self.drag_source)
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def restore_drag(self):
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self.remove_controller(self.drag_source)
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def output_changed(self):
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return
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@classmethod
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def print_log(cls, *args, **kwargs):
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print(f"{cls.__name__}:", *args, **kwargs)
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def wl_output_enter(self, output, name):
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pass
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def foreign_toplevel_new(self, manager, toplevel):
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pass
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def foreign_toplevel_output_enter(self, toplevel, output):
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pass
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def foreign_toplevel_output_leave(self, toplevel, output):
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pass
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def foreign_toplevel_app_id(self, toplevel, app_id):
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pass
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def foreign_toplevel_title(self, toplevel, title):
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pass
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def foreign_toplevel_state(self, toplevel, state):
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pass
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def foreign_toplevel_closed(self, toplevel):
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pass
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def foreign_toplevel_refresh(self):
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pass
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def track_popover(popover: Gtk.Popover):
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popover.connect("show", lambda *args: _popover_shown(popover))
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popover.connect("closed", lambda *args: _popover_hidden(popover))
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def _popover_shown(popover: Gtk.Popover):
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popover.get_root().open_popovers.add(id(popover))
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if popover.get_root().autohide:
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GLib.timeout_add(popover.get_root().hide_time // (popover.get_root().size - 1),
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popover.get_root().slide_in)
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def _popover_hidden(popover: Gtk.Popover):
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popover.get_root().open_popovers.remove(id(popover))
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if popover.get_root().autohide and not popover.get_root().open_popovers:
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GLib.timeout_add(popover.get_root().hide_time // (popover.get_root().size - 1),
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popover.get_root().slide_out)
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def get_panel_position(applet: Applet) -> Gtk.PositionType:
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return applet.get_root().position
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OPPOSITE_POSITION = {
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Gtk.PositionType.TOP: Gtk.PositionType.BOTTOM,
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Gtk.PositionType.BOTTOM: Gtk.PositionType.TOP,
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Gtk.PositionType.LEFT: Gtk.PositionType.RIGHT,
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Gtk.PositionType.RIGHT: Gtk.PositionType.LEFT,
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}
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POSITION_TO_ARROW = {
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Gtk.PositionType.TOP: Gtk.ArrowType.UP,
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Gtk.PositionType.BOTTOM: Gtk.ArrowType.DOWN,
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Gtk.PositionType.LEFT: Gtk.ArrowType.LEFT,
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Gtk.PositionType.RIGHT: Gtk.ArrowType.RIGHT,
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}
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def add_icons_to_menu(popover: Gtk.PopoverMenu, size: Gtk.IconSize = Gtk.IconSize.LARGE):
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section = popover.get_child().get_first_child().get_first_child().get_first_child()
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while section is not None:
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child = section.get_first_child().get_first_child()
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while child is not None:
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gutter_box: Gtk.Box = child.get_first_child()
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if isinstance(gutter_box.get_next_sibling(), Gtk.Image):
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# For some reason GTK creates images but they're hidden?
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image: Gtk.Image = gutter_box.get_next_sibling()
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label: Gtk.Label = image.get_next_sibling()
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image.set_icon_size(Gtk.IconSize.LARGE)
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image.set_margin_start(8)
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image.set_margin_end(8)
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child.add_css_class("no-menu-item-padding")
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# Push the arrow to the left
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label.set_halign(Gtk.Align.FILL)
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label.set_hexpand(True)
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label.set_xalign(0)
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# GTK pushes its stance on icons so hard it makes them invisible multiple times;
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# force it visible
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image.set_visible(True)
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image.connect("notify::visible", force_visible_on_visible_notify)
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# Find the submenu if there is one
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subchild = child.get_first_child()
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submenu = None
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while subchild is not None:
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if isinstance(subchild, Gtk.PopoverMenu):
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submenu = subchild
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subchild = subchild.get_next_sibling()
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# Recursive
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if submenu is not None:
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add_icons_to_menu(submenu)
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child = child.get_next_sibling()
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section = section.get_next_sibling()
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def force_visible_on_visible_notify(widget, *args):
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if not widget.get_visible():
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widget.set_visible(True)
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