diff options
Diffstat (limited to 'capplets/appearance/mate-wp-item.c')
| -rw-r--r-- | capplets/appearance/mate-wp-item.c | 307 |
1 files changed, 307 insertions, 0 deletions
diff --git a/capplets/appearance/mate-wp-item.c b/capplets/appearance/mate-wp-item.c new file mode 100644 index 00000000..de9623f1 --- /dev/null +++ b/capplets/appearance/mate-wp-item.c @@ -0,0 +1,307 @@ +/* + * Authors: Rodney Dawes <[email protected]> + * + * Copyright 2003-2006 Novell, Inc. (www.novell.com) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of version 2 of the GNU General Public License + * as published by the Free Software Foundation + * + * 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 Street #330, Boston, MA 02111-1307, USA. + * + */ + +#include <config.h> + +#include <glib/gi18n.h> +#include <mateconf/mateconf-client.h> +#include <string.h> +#include "mate-wp-item.h" + +static MateConfEnumStringPair options_lookup[] = { + { MATE_BG_PLACEMENT_CENTERED, "centered" }, + { MATE_BG_PLACEMENT_FILL_SCREEN, "stretched" }, + { MATE_BG_PLACEMENT_SCALED, "scaled" }, + { MATE_BG_PLACEMENT_ZOOMED, "zoom" }, + { MATE_BG_PLACEMENT_TILED, "wallpaper" }, + { MATE_BG_PLACEMENT_SPANNED, "spanned" }, + { 0, NULL } +}; + +static MateConfEnumStringPair shade_lookup[] = { + { MATE_BG_COLOR_SOLID, "solid" }, + { MATE_BG_COLOR_H_GRADIENT, "horizontal-gradient" }, + { MATE_BG_COLOR_V_GRADIENT, "vertical-gradient" }, + { 0, NULL } +}; + +const gchar *wp_item_option_to_string (MateBGPlacement type) +{ + return mateconf_enum_to_string (options_lookup, type); +} + +const gchar *wp_item_shading_to_string (MateBGColorType type) +{ + return mateconf_enum_to_string (shade_lookup, type); +} + +MateBGPlacement wp_item_string_to_option (const gchar *option) +{ + int i = MATE_BG_PLACEMENT_SCALED; + mateconf_string_to_enum (options_lookup, option, &i); + return i; +} + +MateBGColorType wp_item_string_to_shading (const gchar *shade_type) +{ + int i = MATE_BG_COLOR_SOLID; + mateconf_string_to_enum (shade_lookup, shade_type, &i); + return i; +} + +static void set_bg_properties (MateWPItem *item) +{ + if (item->filename) + mate_bg_set_filename (item->bg, item->filename); + + mate_bg_set_color (item->bg, item->shade_type, item->pcolor, item->scolor); + mate_bg_set_placement (item->bg, item->options); +} + +void mate_wp_item_ensure_mate_bg (MateWPItem *item) +{ + if (!item->bg) { + item->bg = mate_bg_new (); + + set_bg_properties (item); + } +} + +void mate_wp_item_update (MateWPItem *item) { + MateConfClient *client; + GdkColor color1 = { 0, 0, 0, 0 }, color2 = { 0, 0, 0, 0 }; + gchar *s; + + client = mateconf_client_get_default (); + + s = mateconf_client_get_string (client, WP_OPTIONS_KEY, NULL); + item->options = wp_item_string_to_option (s); + g_free (s); + + s = mateconf_client_get_string (client, WP_SHADING_KEY, NULL); + item->shade_type = wp_item_string_to_shading (s); + g_free (s); + + s = mateconf_client_get_string (client, WP_PCOLOR_KEY, NULL); + if (s != NULL) { + gdk_color_parse (s, &color1); + g_free (s); + } + + s = mateconf_client_get_string (client, WP_SCOLOR_KEY, NULL); + if (s != NULL) { + gdk_color_parse (s, &color2); + g_free (s); + } + + g_object_unref (client); + + if (item->pcolor != NULL) + gdk_color_free (item->pcolor); + + if (item->scolor != NULL) + gdk_color_free (item->scolor); + + item->pcolor = gdk_color_copy (&color1); + item->scolor = gdk_color_copy (&color2); +} + +MateWPItem * mate_wp_item_new (const gchar * filename, + GHashTable * wallpapers, + MateDesktopThumbnailFactory * thumbnails) { + MateWPItem *item = g_new0 (MateWPItem, 1); + + item->filename = g_strdup (filename); + item->fileinfo = mate_wp_info_new (filename, thumbnails); + + if (item->fileinfo != NULL && item->fileinfo->mime_type != NULL && + (g_str_has_prefix (item->fileinfo->mime_type, "image/") || + strcmp (item->fileinfo->mime_type, "application/xml") == 0)) { + + if (g_utf8_validate (item->fileinfo->name, -1, NULL)) + item->name = g_strdup (item->fileinfo->name); + else + item->name = g_filename_to_utf8 (item->fileinfo->name, -1, NULL, + NULL, NULL); + + mate_wp_item_update (item); + mate_wp_item_ensure_mate_bg (item); + mate_wp_item_update_description (item); + + g_hash_table_insert (wallpapers, item->filename, item); + } else { + mate_wp_item_free (item); + item = NULL; + } + + return item; +} + +void mate_wp_item_free (MateWPItem * item) { + if (item == NULL) { + return; + } + + g_free (item->name); + g_free (item->filename); + g_free (item->description); + + if (item->pcolor != NULL) + gdk_color_free (item->pcolor); + + if (item->scolor != NULL) + gdk_color_free (item->scolor); + + mate_wp_info_free (item->fileinfo); + if (item->bg) + g_object_unref (item->bg); + + gtk_tree_row_reference_free (item->rowref); + + g_free (item); +} + +static GdkPixbuf * +add_slideshow_frame (GdkPixbuf *pixbuf) +{ + GdkPixbuf *sheet, *sheet2; + GdkPixbuf *tmp; + gint w, h; + + w = gdk_pixbuf_get_width (pixbuf); + h = gdk_pixbuf_get_height (pixbuf); + + sheet = gdk_pixbuf_new (GDK_COLORSPACE_RGB, FALSE, 8, w, h); + gdk_pixbuf_fill (sheet, 0x00000000); + sheet2 = gdk_pixbuf_new_subpixbuf (sheet, 1, 1, w - 2, h - 2); + gdk_pixbuf_fill (sheet2, 0xffffffff); + g_object_unref (sheet2); + + tmp = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8, w + 6, h + 6); + + gdk_pixbuf_fill (tmp, 0x00000000); + gdk_pixbuf_composite (sheet, tmp, 6, 6, w, h, 6.0, 6.0, 1.0, 1.0, GDK_INTERP_NEAREST, 255); + gdk_pixbuf_composite (sheet, tmp, 3, 3, w, h, 3.0, 3.0, 1.0, 1.0, GDK_INTERP_NEAREST, 255); + gdk_pixbuf_composite (pixbuf, tmp, 0, 0, w, h, 0.0, 0.0, 1.0, 1.0, GDK_INTERP_NEAREST, 255); + + g_object_unref (sheet); + + return tmp; +} + +GdkPixbuf * mate_wp_item_get_frame_thumbnail (MateWPItem * item, + MateDesktopThumbnailFactory * thumbs, + int width, + int height, + gint frame) { + GdkPixbuf *pixbuf = NULL; + + set_bg_properties (item); + + if (frame != -1) + pixbuf = mate_bg_create_frame_thumbnail (item->bg, thumbs, gdk_screen_get_default (), width, height, frame); + else + pixbuf = mate_bg_create_thumbnail (item->bg, thumbs, gdk_screen_get_default(), width, height); + + if (pixbuf && mate_bg_changes_with_time (item->bg)) + { + GdkPixbuf *tmp; + + tmp = add_slideshow_frame (pixbuf); + g_object_unref (pixbuf); + pixbuf = tmp; + } + + mate_bg_get_image_size (item->bg, thumbs, width, height, &item->width, &item->height); + + return pixbuf; +} + + +GdkPixbuf * mate_wp_item_get_thumbnail (MateWPItem * item, + MateDesktopThumbnailFactory * thumbs, + gint width, + gint height) { + return mate_wp_item_get_frame_thumbnail (item, thumbs, width, height, -1); +} + +void mate_wp_item_update_description (MateWPItem * item) { + g_free (item->description); + + if (!strcmp (item->filename, "(none)")) { + item->description = g_strdup (item->name); + } else { + const gchar *description; + gchar *size; + gchar *dirname = g_path_get_dirname (item->filename); + + description = NULL; + size = NULL; + + if (strcmp (item->fileinfo->mime_type, "application/xml") == 0) + { + if (mate_bg_changes_with_time (item->bg)) + description = _("Slide Show"); + else if (item->width > 0 && item->height > 0) + description = _("Image"); + } + else + description = g_content_type_get_description (item->fileinfo->mime_type); + + if (mate_bg_has_multiple_sizes (item->bg)) + size = g_strdup (_("multiple sizes")); + else if (item->width > 0 && item->height > 0) { + /* translators: x pixel(s) by y pixel(s) */ + size = g_strdup_printf (_("%d %s by %d %s"), + item->width, + ngettext ("pixel", "pixels", item->width), + item->height, + ngettext ("pixel", "pixels", item->height)); + } + + if (description && size) { + /* translators: <b>wallpaper name</b> + * mime type, size + * Folder: /path/to/file + */ + item->description = g_markup_printf_escaped (_("<b>%s</b>\n" + "%s, %s\n" + "Folder: %s"), + item->name, + description, + size, + dirname); + } else { + /* translators: <b>wallpaper name</b> + * Image missing + * Folder: /path/to/file + */ + item->description = g_markup_printf_escaped (_("<b>%s</b>\n" + "%s\n" + "Folder: %s"), + item->name, + _("Image missing"), + dirname); + } + + g_free (size); + g_free (dirname); + } +} |