1 files changed, 95 insertions, 0 deletions
diff --git a/meta/classes-recipe/gtk-icon-cache.bbclass b/meta/classes-recipe/gtk-icon-cache.bbclass
new file mode 100644
index 0000000000..9ecb49916c
--- /dev/null
+++ b/meta/classes-recipe/gtk-icon-cache.bbclass
@@ -0,0 +1,95 @@
+#
+# Copyright OpenEmbedded Contributors
+#
+# SPDX-License-Identifier: MIT
+#
+
+FILES:${PN} += "${datadir}/icons/hicolor"
+
+GTKIC_VERSION ??= '3'
+
+GTKPN = "${@ 'gtk4' if d.getVar('GTKIC_VERSION') == '4' else 'gtk+3' }"
+GTKIC_CMD = "${@ 'gtk4-update-icon-cache' if d.getVar('GTKIC_VERSION') == '4' else 'gtk-update-icon-cache-3.0' }"
+
+#gtk+3/gtk4 require GTK3DISTROFEATURES, DEPENDS on it make all the
+#recipes inherit this class require GTK3DISTROFEATURES
+inherit features_check
+ANY_OF_DISTRO_FEATURES = "${GTK3DISTROFEATURES}"
+
+DEPENDS +=" ${@ '' if d.getVar('BPN') == 'hicolor-icon-theme' else 'hicolor-icon-theme' } \
+            ${@ '' if d.getVar('BPN') == 'gdk-pixbuf' else 'gdk-pixbuf' } \
+            ${@ '' if d.getVar('BPN') == d.getVar('GTKPN') else d.getVar('GTKPN') } \
+            ${GTKPN}-native \
+"
+
+PACKAGE_WRITE_DEPS += "${GTKPN}-native gdk-pixbuf-native"
+
+gtk_icon_cache_postinst() {
+if [ "x$D" != "x" ]; then
+	$INTERCEPT_DIR/postinst_intercept update_gtk_icon_cache ${PKG} \
+		mlprefix=${MLPREFIX} \
+		libdir_native=${libdir_native}
+else
+
+	# Update the pixbuf loaders in case they haven't been registered yet
+	${libdir}/gdk-pixbuf-2.0/gdk-pixbuf-query-loaders --update-cache
+
+	for icondir in /usr/share/icons/* ; do
+		if [ -d $icondir ] ; then
+			${GTKIC_CMD} -fqt  $icondir
+		fi
+	done
+fi
+}
+
+gtk_icon_cache_postrm() {
+if [ "x$D" != "x" ]; then
+	$INTERCEPT_DIR/postinst_intercept update_gtk_icon_cache ${PKG} \
+		mlprefix=${MLPREFIX} \
+		libdir=${libdir}
+else
+	for icondir in /usr/share/icons/* ; do
+		if [ -d $icondir ] ; then
+			${GTKIC_CMD} -qt  $icondir
+		fi
+	done
+fi
+}
+
+python populate_packages:append () {
+    packages = d.getVar('PACKAGES').split()
+    pkgdest =  d.getVar('PKGDEST')
+    
+    for pkg in packages:
+        icon_dir = '%s/%s/%s/icons' % (pkgdest, pkg, d.getVar('datadir'))
+        if not os.path.exists(icon_dir):
+            continue
+
+        bb.note("adding hicolor-icon-theme dependency to %s" % pkg)
+        rdepends = ' ' + d.getVar('MLPREFIX', False) + "hicolor-icon-theme"
+        d.appendVar('RDEPENDS:%s' % pkg, rdepends)
+
+        #gtk_icon_cache_postinst depend on gdk-pixbuf and gtk+3/gtk4
+        bb.note("adding gdk-pixbuf dependency to %s" % pkg)
+        rdepends = ' ' + d.getVar('MLPREFIX', False) + "gdk-pixbuf"
+        d.appendVar('RDEPENDS:%s' % pkg, rdepends)
+
+        bb.note("adding %s dependency to %s" % (d.getVar('GTKPN'), pkg))
+        rdepends = ' ' + d.getVar('MLPREFIX', False) + d.getVar('GTKPN')
+        d.appendVar('RDEPENDS:%s' % pkg, rdepends)
+
+        bb.note("adding gtk-icon-cache postinst and postrm scripts to %s" % pkg)
+
+        postinst = d.getVar('pkg_postinst:%s' % pkg)
+        if not postinst:
+            postinst = '#!/bin/sh\n'
+        postinst += d.getVar('gtk_icon_cache_postinst')
+        d.setVar('pkg_postinst:%s' % pkg, postinst)
+
+        postrm = d.getVar('pkg_postrm:%s' % pkg)
+        if not postrm:
+            postrm = '#!/bin/sh\n'
+        postrm += d.getVar('gtk_icon_cache_postrm')
+        d.setVar('pkg_postrm:%s' % pkg, postrm)
+}
+