Prepare a selection getter interface

This prepares a new class for getting selection contents. No run-time
behaviour changes yet.

Signed-off-by: Uli Schlachter <psychon@znc.in>

CMakeLists.txt

@@ -89,6 +89,7 @@ set(AWE_SRCS
     ${BUILD_DIR}/objects/key.c
     ${BUILD_DIR}/objects/screen.c
     ${BUILD_DIR}/objects/tag.c
+    ${BUILD_DIR}/objects/selection_getter.c
     ${BUILD_DIR}/objects/window.c)
 
 set(AWE_MAN_SRCS

luaa.c

@@ -48,6 +48,7 @@
 #include "objects/client.h"
 #include "objects/drawable.h"
 #include "objects/drawin.h"
+#include "objects/selection_getter.h"
 #include "objects/screen.h"
 #include "objects/tag.h"
 #include "property.h"
@@ -1032,6 +1033,9 @@ luaA_init(xdgHandle* xdg, string_array_t *searchpath)
     /* Export client */
     client_class_setup(L);
 
+    /* Export selection getter */
+    selection_getter_class_setup(L);
+
     /* Export keys */
     key_class_setup(L);
 

objects/selection_getter.c

@@ -0,0 +1,29 @@
+/*
+ * selection_getter.c - selection content getter
+ *
+ * Copyright © 2019 Uli Schlachter <psychon@znc.in>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ */
+
+#include "objects/selection_getter.h"
+
+void
+selection_getter_class_setup(lua_State *L)
+{
+}
+
+// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:textwidth=80

objects/selection_getter.h

@@ -0,0 +1,30 @@
+/*
+ * selection_getter.h - selection content getter header
+ *
+ * Copyright © 2019 Uli Schlachter <psychon@znc.in>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ */
+
+#ifndef AWESOME_OBJECTS_SELECTION_GETTER_H
+#define AWESOME_OBJECTS_SELECTION_GETTER_H
+
+#include <lua.h>
+
+void selection_getter_class_setup(lua_State*);
+
+#endif
+// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:textwidth=80