Add 'Set as wallpaper' extension

5 files changed, 309 insertions, 0 deletions

diff --git a/wallpaper/Makefile.am b/wallpaper/Makefile.am
new file mode 100644
index 0000000..bca84d2
--- /dev/null
+++ b/wallpaper/Makefile.am
@@ -0,0 +1,17 @@
+AM_CPPFLAGS = $(CAJA_CFLAGS)
+
+caja_extensiondir = $(CAJA_EXTENSION_DIR)
+caja_extension_LTLIBRARIES = libcaja-wallpaper.la
+
+libcaja_wallpaper_la_SOURCES = \
+	caja-wallpaper-extension.c\
+	caja-wallpaper-extension.h\
+	caja-wallpaper-command.c
+
+libcaja_wallpaper_la_LDFLAGS = -module -avoid-version
+libcaja_wallpaper_la_LIBADD = $(CAJA_LIBS)
+
+extensiondir = $(datadir)/caja/extensions
+extension_in_files = libcaja-wallpaper.caja-extension.in
+extension_DATA = $(extension_in_files:.caja-extension.in=.caja-extension)
+%.caja-extension: %.caja-extension.in $(INTLTOOL_MERGE) $(wildcard $(top_srcdir)/po/*.po) ; $(AM_V_GEN) LC_ALL=C $(INTLTOOL_MERGE) -d -u -c $(top_builddir)/po/.intltool-merge-cache $(top_srcdir)/po $< $@
diff --git a/wallpaper/caja-wallpaper-command.c b/wallpaper/caja-wallpaper-command.c
new file mode 100644
index 0000000..ddc861f
--- /dev/null
+++ b/wallpaper/caja-wallpaper-command.c
@@ -0,0 +1,50 @@
+/*
+ *  Caja Wallpaper extension
+ *
+ *  Copyright (C) 2005 Adam Israel
+ *  Copyright (C) 2014 Stefano Karapetsas
+ *
+ *  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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ *  Authors: Adam Israel <[email protected]> 
+ *           Stefano Karapetsas <[email protected]>
+ */
+
+#include <config.h>
+#include <libcaja-extension/caja-extension-types.h>
+#include <libcaja-extension/caja-column-provider.h>
+#include <glib/gi18n-lib.h>
+#include "caja-wallpaper-extension.h"
+
+void
+caja_module_initialize (GTypeModule*module)
+{
+    caja_cwe_register_type (module);
+}
+
+void
+caja_module_shutdown (void)
+{
+}
+
+void 
+caja_module_list_types (const GType **types, int *num_types)
+{
+    static GType type_list[1];
+    
+    type_list[0] = CAJA_TYPE_CWE;
+    *types = type_list;
+    *num_types = 1;
+}
diff --git a/wallpaper/caja-wallpaper-extension.c b/wallpaper/caja-wallpaper-extension.c
new file mode 100644
index 0000000..f274a20
--- /dev/null
+++ b/wallpaper/caja-wallpaper-extension.c
@@ -0,0 +1,186 @@
+/*
+ *  Caja Wallpaper extension
+ *
+ *  Copyright (C) 2005 Adam Israel
+ *  Copyright (C) 2014 Stefano Karapetsas
+ *
+ *  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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ *  Authors: Adam Israel <[email protected]>
+ *           Stefano Karapetsas <[email protected]>
+ */
+ 
+#include <config.h>
+#include <string.h>
+#include <gio/gio.h>
+#include <glib/gi18n-lib.h>
+#include <libcaja-extension/caja-extension-types.h>
+#include <libcaja-extension/caja-file-info.h>
+#include <libcaja-extension/caja-menu-provider.h>
+#include "caja-wallpaper-extension.h"
+
+#define WP_SCHEMA "org.mate.background"
+#define WP_FILE_KEY "picture-filename"
+
+static GObjectClass *parent_class;
+
+static void
+set_wallpaper_callback (CajaMenuItem *item,
+              gpointer          user_data)
+{
+    GList *files;
+    GSettings *settings;
+    GError *err;
+    CajaFileInfo *file;
+    gchar *uri;
+    gchar *filename;
+
+    files = g_object_get_data (G_OBJECT (item), "files");
+    file = files->data;
+
+    uri = caja_file_info_get_uri (file);
+    filename = g_filename_from_uri(uri, NULL, NULL);
+
+    settings = g_settings_new (WP_SCHEMA);
+
+    g_settings_set_string (settings, WP_FILE_KEY, filename);
+
+    g_object_unref (settings);
+    g_free (filename);
+    g_free (uri);
+    
+}
+
+static gboolean
+is_image (CajaFileInfo *file)
+{
+    gchar *mimeType;
+    gboolean isImage;
+    
+    mimeType = caja_file_info_get_mime_type (file);
+    
+    isImage = g_str_has_prefix (caja_file_info_get_mime_type (file), "image/");
+    
+    g_free (mimeType);
+    
+    return isImage; 
+}
+
+
+static GList *
+caja_cwe_get_file_items (CajaMenuProvider *provider,
+                  GtkWidget            *window,
+                  GList                *files)
+{
+    GList    *items = NULL;
+    GList    *scan;
+    gboolean  one_item;
+    CajaMenuItem *item;
+
+    for (scan = files; scan; scan = scan->next) {
+        CajaFileInfo *file = scan->data;
+        gchar            *scheme;
+        gboolean          local;
+
+        scheme = caja_file_info_get_uri_scheme (file);
+        local = strncmp (scheme, "file", 4) == 0;
+        g_free (scheme);
+
+        if (!local)
+            return NULL;
+    }
+
+    one_item = (files != NULL) && (files->next == NULL);
+    if (one_item && is_image ((CajaFileInfo *)files->data) &&
+        !caja_file_info_is_directory ((CajaFileInfo *)files->data)) {
+        item = caja_menu_item_new ("CajaCwe::sendto",
+                           _("Set as wallpaper..."),
+                           _("Set image as the current wallpaper..."),
+                           NULL);
+        g_signal_connect (item, 
+                  "activate",
+                  G_CALLBACK (set_wallpaper_callback),
+                provider);
+        g_object_set_data_full (G_OBJECT (item), 
+                    "files",
+                    caja_file_info_list_copy (files),
+                    (GDestroyNotify) caja_file_info_list_free);
+        items = g_list_append (items, item);
+    }
+    return items;
+}
+
+
+static void 
+caja_cwe_menu_provider_iface_init (CajaMenuProviderIface *iface)
+{
+    iface->get_file_items = caja_cwe_get_file_items;
+}
+
+
+static void 
+caja_cwe_instance_init (CajaCwe *cwe)
+{
+}
+
+
+static void
+caja_cwe_class_init (CajaCweClass *class)
+{
+    parent_class = g_type_class_peek_parent (class);
+}
+
+
+static GType cwe_type = 0;
+
+
+GType
+caja_cwe_get_type (void) 
+{
+    return cwe_type;
+}
+
+
+void
+caja_cwe_register_type (GTypeModule *module)
+{
+    static const GTypeInfo info = {
+        sizeof (CajaCweClass),
+        (GBaseInitFunc) NULL,
+        (GBaseFinalizeFunc) NULL,
+        (GClassInitFunc) caja_cwe_class_init,
+        NULL, 
+        NULL,
+        sizeof (CajaCwe),
+        0,
+        (GInstanceInitFunc) caja_cwe_instance_init,
+    };
+
+    static const GInterfaceInfo menu_provider_iface_info = {
+        (GInterfaceInitFunc) caja_cwe_menu_provider_iface_init,
+        NULL,
+        NULL
+    };
+
+    cwe_type = g_type_module_register_type (module,
+                             G_TYPE_OBJECT,
+                             "CajaCwe",
+                             &info, 0);
+
+    g_type_module_add_interface (module,
+                     cwe_type,
+                     CAJA_TYPE_MENU_PROVIDER,
+                     &menu_provider_iface_info);
+}
diff --git a/wallpaper/caja-wallpaper-extension.h b/wallpaper/caja-wallpaper-extension.h
new file mode 100644
index 0000000..da838db
--- /dev/null
+++ b/wallpaper/caja-wallpaper-extension.h
@@ -0,0 +1,52 @@
+/*
+ *  Caja Wallpaper extension
+ *
+ *  Copyright (C) 2005 Adam Israel
+ *  Copyright (C) 2014 Stefano Karapetsas
+ *
+ *  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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ *  Authors: Adam Israel <[email protected]>
+ *           Stefano Karapetsas <[email protected]>
+ */
+ 
+#ifndef CAJA_WALLPAPER_EXTENSION_H
+#define CAJA_WALLPAPER_EXTENSION_H
+
+#include <glib-object.h>
+
+G_BEGIN_DECLS
+
+#define CAJA_TYPE_CWE  (caja_cwe_get_type ())
+#define CAJA_CWE(o)    (G_TYPE_CHECK_INSTANCE_CAST ((o), CAJA_TYPE_CWE, CajaCwe))
+#define CAJA_IS_CWE(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), CAJA_TYPE_CWE))
+
+typedef struct _CajaCwe      CajaCwe;
+typedef struct _CajaCweClass CajaCweClass;
+
+struct _CajaCwe {
+	GObject __parent;
+};
+
+struct _CajaCweClass {
+	GObjectClass __parent;
+};
+
+GType caja_cwe_get_type      (void);
+void  caja_cwe_register_type (GTypeModule *module);
+
+G_END_DECLS
+
+#endif /* CAJA_WALLPAPER_EXTENSION_H */
diff --git a/wallpaper/libcaja-wallpaper.caja-extension.in b/wallpaper/libcaja-wallpaper.caja-extension.in
new file mode 100644
index 0000000..3aa89ab
--- /dev/null
+++ b/wallpaper/libcaja-wallpaper.caja-extension.in
@@ -0,0 +1,4 @@
+[Caja Extension]
+Icon=desktop
+_Name=Wallpaper
+_Description=Allows to quickly set wallpaper