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python: Port arguments code to use functions

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This patch ports the first-party Python plug-ins
to use the new argument API.
This restores the ability to add dropdown menus from
enums and Gimp.Choice parameters, and also allows
defaults to be set for custom datatypes like Gegl.Color.
This commit is contained in:
Alx Sa
2024-06-07 03:09:43 +00:00
parent d1c4457fa3
commit 292cb01fc2
9 changed files with 280 additions and 515 deletions
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98
plug-ins/python/palette-offset.py
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@ -33,52 +33,6 @@ otherwise copies the given palette and returns it.
"""
class PaletteOffset (Gimp.PlugIn):
## Parameter: run-mode ##
@GObject.Property(type=Gimp.RunMode,
default=Gimp.RunMode.NONINTERACTIVE,
nick="Run mode", blurb="The run mode")
def run_mode(self):
"""Read-write integer property."""
return self._run_mode
@run_mode.setter
def run_mode(self, run_mode):
self._run_mode = run_mode
## Parameter: palette ##
@GObject.Property(type=Gimp.Palette,
nick= _("Palette"),
blurb= _("Palette"))
def palette(self):
return self._palette
@palette.setter
def palette(self, palette):
self._palette = palette
## Parameter: amount ##
@GObject.Property(type=int,
default=1,
nick= _("Off_set"),
blurb= _("Offset"))
def amount(self):
return self._amount
@amount.setter
def amount(self, amount):
self._amount = amount
## Return: new-palette ##
@GObject.Property(type=Gimp.Palette,
nick=_("The edited palette"),
blurb=_("The newly created palette when read-only, otherwise the input palette"))
def new_palette(self):
return self.new_palette
@new_palette.setter
def new_palette(self, new_palette):
self.new_palette = new_palette
## GimpPlugIn virtual methods ##
def do_set_i18n(self, procname):
return True, 'gimp30-python', None
@ -98,10 +52,18 @@ class PaletteOffset (Gimp.PlugIn):
procedure.set_attribution("Joao S. O. Bueno Calligaris, Carol Spears",
"(c) Joao S. O. Bueno Calligaris",
"2004, 2006")
procedure.add_argument_from_property(self, "run-mode")
procedure.add_argument_from_property(self, "palette")
procedure.add_argument_from_property(self, "amount")
procedure.add_return_value_from_property(self, "new-palette")
procedure.add_enum_argument ("run-mode", _("Run mode"),
_("The run mode"), Gimp.RunMode,
Gimp.RunMode.NONINTERACTIVE,
GObject.ParamFlags.READWRITE)
procedure.add_palette_argument ("palette", _("_Palette"),
_("Palette"),
GObject.ParamFlags.READWRITE)
procedure.add_int_argument ("amount", _("O_ffset"), _("Offset"),
1, GLib.MAXINT, 1, GObject.ParamFlags.READWRITE)
procedure.add_palette_return_value ("new-palette", _("The edited palette"),
_("The newly created palette when read-only, otherwise the input palette"),
GObject.ParamFlags.READWRITE)
procedure.add_menu_path ('<Palettes>/Palettes Menu')
else:
procedure = None
@ -128,34 +90,16 @@ class PaletteOffset (Gimp.PlugIn):
GimpUi.init ("palette-offset.py")
use_header_bar = Gtk.Settings.get_default().get_property("gtk-dialogs-use-header")
dialog = GimpUi.Dialog(use_header_bar=use_header_bar,
title=_("Offset Palette..."))
dialog = GimpUi.ProcedureDialog(procedure=procedure, config=config)
dialog.fill(["palette", "amount"])
if not dialog.run():
dialog.destroy()
return procedure.new_return_values(Gimp.PDBStatusType.CANCEL, GLib.Error())
else:
dialog.destroy()
dialog.add_button(_("_Cancel"), Gtk.ResponseType.CANCEL)
dialog.add_button(_("_OK"), Gtk.ResponseType.OK)
box = Gtk.Box(orientation=Gtk.Orientation.VERTICAL,
homogeneous=False, spacing=12)
dialog.get_content_area().add(box)
box.show()
label = Gtk.Label.new(_("Offset"))
box.pack_start(label, False, False, 1)
label.show()
amount = self.set_property("amount", amount)
spin = GimpUi.prop_spin_button_new(self, "amount", 1.0, 5.0, 0)
spin.set_activates_default(True)
box.pack_end(spin, False, False, 1)
spin.show()
dialog.show()
if dialog.run() != Gtk.ResponseType.OK:
return procedure.new_return_values(Gimp.PDBStatusType.CANCEL,
GLib.Error("Canceled"))
amount = self.get_property("amount")
config.set_property("palette", None)
amount = config.get_property("amount")
palette = config.get_property("palette")
#If palette is read only, work on a copy:
editable = palette.is_editable()