81 lines
2.9 KiB
Python
81 lines
2.9 KiB
Python
# Copyright 2022 (c) Anna Schumaker.
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"""Helper classes for Buttons."""
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from gi.repository import GObject
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from gi.repository import Gtk
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class Button(Gtk.Button):
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"""A Gtk.Button with extra properties and default large size."""
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icon_name = GObject.Property(type=str)
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icon_size = GObject.Property(type=Gtk.IconSize,
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default=Gtk.IconSize.NORMAL)
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icon_opacity = GObject.Property(type=float, default=1.0,
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minimum=0.0, maximum=1.0)
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def __init__(self, **kwargs):
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"""Initialize a Button."""
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super().__init__(focusable=False, **kwargs)
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self._image = Gtk.Image(icon_name=self.icon_name,
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icon_size=self.icon_size,
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opacity=self.icon_opacity)
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self.bind_property("icon-name", self._image, "icon-name")
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self.bind_property("icon-size", self._image, "icon-size")
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self.bind_property("icon-opacity", self._image, "opacity")
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self.set_child(self._image)
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class PopoverButton(Gtk.MenuButton):
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"""A MenuButton with a Gtk.Popover attached."""
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popover_child = GObject.Property(type=Gtk.Widget)
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def __init__(self, **kwargs):
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"""Initialize a popover.Button."""
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super().__init__(popover=Gtk.Popover(), **kwargs)
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self.bind_property("popover-child", self.get_popover(), "child")
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self.get_popover().set_child(self.popover_child)
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def popdown(self):
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"""Close the popover."""
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self.get_popover().popdown()
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class SplitButton(Gtk.Box):
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"""A Button and secondary widget packed together."""
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icon_name = GObject.Property(type=str)
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icon_size = GObject.Property(type=Gtk.IconSize,
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default=Gtk.IconSize.NORMAL)
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def __init__(self, secondary: Gtk.Button, **kwargs):
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"""Initialize a Split Button."""
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super().__init__(**kwargs)
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self._primary = Button(hexpand=True, icon_name=self.icon_name,
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icon_size=self.icon_size)
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self._separator = Gtk.Separator(orientation=Gtk.Orientation.VERTICAL,
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margin_top=12, margin_bottom=12)
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self._secondary = secondary
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self.bind_property("icon-name", self._primary, "icon-name")
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self.bind_property("icon-size", self._primary, "icon-size")
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self._primary.connect("clicked", self.__clicked)
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self.append(self._primary)
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self.append(self._separator)
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self.append(secondary)
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self.add_css_class("emmental-splitbutton")
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def __clicked(self, button: Button) -> None:
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self.emit("clicked")
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@GObject.Property(type=Gtk.Button, flags=GObject.ParamFlags.READABLE)
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def secondary(self) -> Gtk.Button:
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"""Get the secondary button attached to the SplitButton."""
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return self._secondary
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@GObject.Signal
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def clicked(self) -> None:
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"""Signal that the primary button has been clicked."""
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