dev-dotnet/gtk-sharp: add version 3.22.2

Borrowed from the ::fritteli overlay

Required for picoscope 7 in ::natinst

Signed-off-by: Andrew Ammerlaan <andrewammerlaan@gentoo.org>

dev-dotnet/gtk-sharp/Manifest

@@ -1 +1,2 @@
 DIST gtk-sharp-2.99.3.tar.gz 2319079 BLAKE2B 8af1fd7123ba4e4c17e54d9e87e615c38574c8db23a87374c17b8600f8c5c01e649246eb819930d32c9e0708f562618e0be3cf35a44ee6feeb4e5029eedbba19 SHA512 df643edbe61eeea9f12349b5f467e8bb5eb68e72f2d6b9978daed42a5deff1ca33b1869c7a24f4c15bdc472bc368e7432ad18e7db6e0b39cd93eacdcc750efd9
+DIST gtk-sharp-3.22.2.tar.gz 3297236 BLAKE2B ed6f9e19cc2db3e3a86a14107239b25ec4868222d5ef3d694372e824b8f323d70f5a4847c72a0c2a780cc474375fbf74c74ca3165fbed4255e68671614b9f9fc SHA512 8d4fdcbd54ec795dd5d8bd1fd9e4ec5ea5fff5169392891c99656d3fa1fffda28bbe6ac4e32f1201e7ed03b9702f37e85cd315946bf055efdd7b264d23e6007a

dev-dotnet/gtk-sharp/files/01-meson-build-gio.patch

@@ -0,0 +1,11 @@
+diff --git a/Source/gio/generated/meson.build b/Source/gio/generated/meson.build
+index f8e3978..416ed5c 100644
+--- a/Source/gio/generated/meson.build
++++ b/Source/gio/generated/meson.build
+@@ -413,5 +413,5 @@ pkgs += [pkg]
+ source_gen = files(generated_sources)
+ gio_api_includes = join_paths(meson.current_source_dir(), 'gio-api.xml')
+ if install
+-    install_data(gdk_api_includes, install_dir: gapi_xml_installdir)
++    install_data(gio_api_includes, install_dir: gapi_xml_installdir)
+ endif

dev-dotnet/gtk-sharp/gtk-sharp-3.22.2-r2.ebuild

@@ -0,0 +1,57 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit meson
+
+MY_PN="GtkSharp"
+MY_P="${MY_PN}-${PV}"
+
+DESCRIPTION="gtk bindings for mono"
+HOMEPAGE="https://github.com/GLibSharp/GtkSharp"
+SRC_URI="https://github.com/GLibSharp/GtkSharp/archive/refs/tags/${PV}.tar.gz -> ${P}.tar.gz"
+S="${WORKDIR}/${MY_P}"
+
+LICENSE="GPL-2"
+KEYWORDS="~amd64 ~arm64 ~ppc ~x86"
+SLOT="3"
+IUSE="+atk +cairo +gdk +gtk +pango"
+
+REQUIRED_USE="
+	gdk? ( atk cairo pango )
+	gtk? ( atk cairo gdk pango )
+	pango? ( cairo )
+"
+
+RDEPEND="
+	>=dev-libs/glib-2.32
+	x11-libs/gtk+:3
+"
+
+DEPEND="${RDEPEND}
+	>=dev-lang/mono-6.12
+	atk? ( app-accessibility/at-spi2-core )
+	cairo? ( x11-libs/cairo )
+	gdk? ( x11-libs/gdk-pixbuf )
+	gtk? ( x11-libs/gtk+:3 )
+	pango? ( x11-libs/pango )"
+
+PATCHES=( "${FILESDIR}/01-meson-build-gio.patch" )
+
+src_configure() {
+	local emesonargs=(
+		$(meson_feature atk)
+		$(meson_feature cairo)
+		$(meson_feature gdk)
+		$(meson_feature gtk)
+		$(meson_feature pango)
+		-Dinstall=true
+	)
+
+	meson_src_configure
+}
+
+src_install() {
+	meson_src_install
+}

dev-dotnet/gtk-sharp/metadata.xml

@@ -2,6 +2,11 @@
 <!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 	<!-- maintainer-needed -->
+	<use>
+		<flag name="atk">Build the ATK bindings.</flag>
+		<flag name="gdk">Build the GDK bindings.</flag>
+		<flag name="pango">Build the Pango bindings.</flag>
+	</use>
 	<upstream>
 		<remote-id type="github">mono/gtk-sharp</remote-id>
 	</upstream>