#ifndef S_ISDIR
#define S_ISDIR(mode) ((mode)&_S_IFDIR)
#endif
+#define WIN32_MEAN_AND_LEAN
+#include <windows.h>
+#include "win32/gdkwin32.h"
#endif /* G_OS_WIN32 */
#include "gtkicontheme.h"
#include "gtkiconcache.h"
#include "gtkbuiltincache.h"
#include "gtkintl.h"
+#include "gtkmain.h"
#include "gtksettings.h"
#include "gtkprivate.h"
-#include "gtkalias.h"
#define DEFAULT_THEME_NAME "hicolor"
guint pixbuf_supports_svg : 1;
guint themes_valid : 1;
guint check_reload : 1;
+ guint loading_themes : 1;
char *current_theme;
char *fallback_theme;
/* Information about the source
*/
gchar *filename;
-#ifdef G_OS_WIN32
- /* System codepage version of filename, for DLL ABI backward
- * compatibility functions.
- */
- gchar *cp_filename;
-#endif
+ GLoadableIcon *loadable;
+ GSList *emblem_infos;
+
/* Cache pixbuf (if there is any) */
GdkPixbuf *cache_pixbuf;
/* Parameters influencing the scaled icon
*/
gint desired_size;
- gboolean raw_coordinates;
+ guint raw_coordinates : 1;
+ guint forced_size : 1;
/* Cached information if we go ahead and try to load
* the icon.
GdkPixbuf *pixbuf;
GError *load_error;
gdouble scale;
+
+ guint ref_count;
};
typedef struct
char *dir;
char *subdir;
+ int subdir_index;
GtkIconCache *cache;
GtkIconCache *cache;
} IconThemeDirMtime;
-static void gtk_icon_theme_class_init (GtkIconThemeClass *klass);
-static void gtk_icon_theme_init (GtkIconTheme *icon_theme);
static void gtk_icon_theme_finalize (GObject *object);
static void theme_dir_destroy (IconThemeDir *dir);
static void theme_list_icons (IconTheme *theme,
GHashTable *icons,
GQuark context);
+static void theme_list_contexts (IconTheme *theme,
+ GHashTable *contexts);
static void theme_subdir_load (GtkIconTheme *icon_theme,
IconTheme *theme,
GKeyFile *theme_file,
char *subdir);
static void do_theme_change (GtkIconTheme *icon_theme);
-static void blow_themes (GtkIconTheme *icon_themes);
+static void blow_themes (GtkIconTheme *icon_themes);
+static gboolean rescan_themes (GtkIconTheme *icon_themes);
static void icon_data_free (GtkIconData *icon_data);
static void load_icon_data (IconThemeDir *dir,
gint *min_difference_p,
gboolean *has_larger_p);
-static GObjectClass *parent_class = NULL;
-
static guint signal_changed = 0;
static GHashTable *icon_theme_builtin_icons;
GtkIconCache *_builtin_cache = NULL;
static GList *builtin_dirs = NULL;
-
-GType
-gtk_icon_theme_get_type (void)
-{
- static GType type = 0;
-
- if (type == 0)
- {
- static const GTypeInfo info =
- {
- sizeof (GtkIconThemeClass),
- NULL, /* base_init */
- NULL, /* base_finalize */
- (GClassInitFunc) gtk_icon_theme_class_init,
- NULL, /* class_finalize */
- NULL, /* class_data */
- sizeof (GtkIconTheme),
- 0, /* n_preallocs */
- (GInstanceInitFunc) gtk_icon_theme_init,
- };
-
- type = g_type_register_static (G_TYPE_OBJECT, I_("GtkIconTheme"), &info, 0);
- }
-
- return type;
-}
+G_DEFINE_TYPE (GtkIconTheme, gtk_icon_theme, G_TYPE_OBJECT)
/**
* gtk_icon_theme_new:
*
* Gets the icon theme for the default screen. See
* gtk_icon_theme_get_for_screen().
- *
- * Return value: A unique #GtkIconTheme associated with
+ *
+ * Return value: (transfer none): A unique #GtkIconTheme associated with
* the default screen. This icon theme is associated with
* the screen and can be used as long as the screen
* is open. Do not ref or unref it.
* is usually a better choice than calling than gtk_icon_theme_new()
* and setting the screen yourself; by using this function
* a single icon theme object will be shared between users.
- *
- * Return value: A unique #GtkIconTheme associated with
+ *
+ * Return value: (transfer none): A unique #GtkIconTheme associated with
* the given screen. This icon theme is associated with
* the screen and can be used as long as the screen
* is open. Do not ref or unref it.
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
- parent_class = g_type_class_peek_parent (klass);
-
gobject_class->finalize = gtk_icon_theme_finalize;
/**
static void
update_current_theme (GtkIconTheme *icon_theme)
{
+#define theme_changed(_old, _new) \
+ ((_old && !_new) || (!_old && _new) || \
+ (_old && _new && strcmp (_old, _new) != 0))
GtkIconThemePrivate *priv = icon_theme->priv;
if (!priv->custom_theme)
"gtk-fallback-icon-theme", &fallback_theme, NULL);
}
- if (!theme)
+ /* ensure that the current theme (even when just the default)
+ * is searched before any fallback theme
+ */
+ if (!theme && fallback_theme)
theme = g_strdup (DEFAULT_THEME_NAME);
- if (strcmp (priv->current_theme, theme) != 0)
+ if (theme_changed (priv->current_theme, theme))
{
g_free (priv->current_theme);
priv->current_theme = theme;
-
changed = TRUE;
}
else
g_free (theme);
- if ((priv->fallback_theme && !fallback_theme) ||
- (!priv->fallback_theme && fallback_theme) ||
- (priv->fallback_theme && fallback_theme &&
- strcmp (priv->fallback_theme, fallback_theme) != 0))
+ if (theme_changed (priv->fallback_theme, fallback_theme))
{
g_free (priv->fallback_theme);
priv->fallback_theme = fallback_theme;
-
changed = TRUE;
}
else
if (changed)
do_theme_change (icon_theme);
}
+#undef theme_changed
}
/* Callback when the icon theme GtkSetting changes
static gboolean
pixbuf_supports_svg (void)
{
- GSList *formats = gdk_pixbuf_get_formats ();
+ GSList *formats;
GSList *tmp_list;
- static gboolean found_svg = FALSE;
- static gboolean value_known = FALSE;
+ static gint found_svg = -1;
- if (value_known)
+ if (found_svg != -1)
return found_svg;
-
+
+ formats = gdk_pixbuf_get_formats ();
+
+ found_svg = FALSE;
for (tmp_list = formats; tmp_list && !found_svg; tmp_list = tmp_list->next)
{
gchar **mime_types = gdk_pixbuf_format_get_mime_types (tmp_list->data);
}
g_slist_free (formats);
- value_known = TRUE;
return found_svg;
}
GtkIconThemePrivate *priv;
const gchar * const *xdg_data_dirs;
int i, j;
-
- priv = g_type_instance_get_private ((GTypeInstance *)icon_theme,
- GTK_TYPE_ICON_THEME);
+
+ priv = G_TYPE_INSTANCE_GET_PRIVATE (icon_theme,
+ GTK_TYPE_ICON_THEME,
+ GtkIconThemePrivate);
icon_theme->priv = priv;
priv->custom_theme = FALSE;
- priv->current_theme = g_strdup (DEFAULT_THEME_NAME);
xdg_data_dirs = g_get_system_data_dirs ();
for (i = 0; xdg_data_dirs[i]; i++) ;
_gtk_icon_cache_unref (dir_mtime->cache);
g_free (dir_mtime->dir);
- g_free (dir_mtime);
+ g_slice_free (IconThemeDirMtime, dir_mtime);
}
GtkIconTheme *icon_theme;
GtkIconThemePrivate *priv;
- GDK_THREADS_ENTER ();
-
icon_theme = GTK_ICON_THEME (user_data);
priv = icon_theme->priv;
priv->reset_styles_idle = 0;
- GDK_THREADS_LEAVE ();
-
return FALSE;
}
do_theme_change (GtkIconTheme *icon_theme)
{
GtkIconThemePrivate *priv = icon_theme->priv;
+
+ if (!priv->themes_valid)
+ return;
GTK_NOTE (ICONTHEME,
g_print ("change to icon theme \"%s\"\n", priv->current_theme));
if (!priv->reset_styles_idle)
priv->reset_styles_idle =
- g_idle_add (reset_styles_idle, icon_theme);
+ gdk_threads_add_idle_full (GTK_PRIORITY_RESIZE - 2,
+ reset_styles_idle, icon_theme, NULL);
}
static void
g_free (priv->current_theme);
priv->current_theme = NULL;
- for (i=0; i < priv->search_path_len; i++)
+ for (i = 0; i < priv->search_path_len; i++)
g_free (priv->search_path[i]);
g_free (priv->search_path);
blow_themes (icon_theme);
- G_OBJECT_CLASS (parent_class)->finalize (object);
+ G_OBJECT_CLASS (gtk_icon_theme_parent_class)->finalize (object);
}
/**
priv->search_path = g_new (gchar *, n_elements);
priv->search_path_len = n_elements;
+
for (i = 0; i < priv->search_path_len; i++)
priv->search_path[i] = g_strdup (path[i]);
/**
* gtk_icon_theme_get_search_path:
* @icon_theme: a #GtkIconTheme
- * @path: location to store a list of icon theme path directories or %NULL
+ * @path: (allow-none): (array length=n_elements) (out): location to store a list of icon theme path directories or %NULL
* The stored value should be freed with g_strfreev().
* @n_elements: location to store number of elements
* in @path, or %NULL
priv = icon_theme->priv;
priv->search_path_len++;
+
priv->search_path = g_renew (gchar *, priv->search_path, priv->search_path_len);
priv->search_path[priv->search_path_len-1] = g_strdup (path);
if (theme_name != NULL)
{
priv->custom_theme = TRUE;
- if (strcmp (theme_name, priv->current_theme) != 0)
+ if (!priv->current_theme || strcmp (theme_name, priv->current_theme) != 0)
{
g_free (priv->current_theme);
priv->current_theme = g_strdup (theme_name);
}
else
{
- priv->custom_theme = FALSE;
+ if (priv->custom_theme)
+ {
+ priv->custom_theme = FALSE;
- update_current_theme (icon_theme);
+ update_current_theme (icon_theme);
+ }
}
}
char **dirs;
char **themes;
GtkIconThemePrivate *priv;
- IconTheme *theme;
+ IconTheme *theme = NULL;
char *path;
GKeyFile *theme_file;
GError *error = NULL;
path = g_build_filename (priv->search_path[i],
theme_name,
NULL);
- dir_mtime = g_new (IconThemeDirMtime, 1);
+ dir_mtime = g_slice_new (IconThemeDirMtime);
dir_mtime->cache = NULL;
dir_mtime->dir = path;
if (g_stat (path, &stat_buf) == 0 && S_ISDIR (stat_buf.st_mode))
dirs = g_key_file_get_string_list (theme_file, "Icon Theme", "Directories", NULL, NULL);
if (!dirs)
- g_warning ("Theme file for %s has no directories\n", theme_name);
+ {
+ g_warning ("Theme file for %s has no directories\n", theme_name);
+ priv->themes = g_list_remove (priv->themes, theme);
+ g_free (theme->name);
+ g_free (theme->display_name);
+ g_free (theme);
+ g_key_file_free (theme_file);
+ return;
+ }
theme->comment =
g_key_file_get_locale_string (theme_file,
theme->dirs = NULL;
for (i = 0; dirs[i] != NULL; i++)
theme_subdir_load (icon_theme, theme, theme_file, dirs[i]);
-
+
g_strfreev (dirs);
-
+
theme->dirs = g_list_reverse (theme->dirs);
themes = g_key_file_get_string_list (theme_file,
static void
free_unthemed_icon (UnthemedIcon *unthemed_icon)
{
- if (unthemed_icon->svg_filename)
- g_free (unthemed_icon->svg_filename);
- if (unthemed_icon->no_svg_filename)
- g_free (unthemed_icon->no_svg_filename);
+ g_free (unthemed_icon->svg_filename);
+ g_free (unthemed_icon->no_svg_filename);
g_slice_free (UnthemedIcon, unthemed_icon);
}
+static char *
+strip_suffix (const char *filename)
+{
+ const char *dot;
+
+ dot = strrchr (filename, '.');
+
+ if (dot == NULL)
+ return g_strdup (filename);
+
+ return g_strndup (filename, dot - filename);
+}
+
static void
load_themes (GtkIconTheme *icon_theme)
{
GtkIconThemePrivate *priv;
GDir *gdir;
int base;
- char *dir, *base_name, *dot;
+ char *dir;
const char *file;
- char *abs_file;
UnthemedIcon *unthemed_icon;
IconSuffix old_suffix, new_suffix;
GTimeVal tv;
priv->all_icons = g_hash_table_new (g_str_hash, g_str_equal);
- insert_theme (icon_theme, priv->current_theme);
+ if (priv->current_theme)
+ insert_theme (icon_theme, priv->current_theme);
/* Always look in the "default" icon theme, and in a fallback theme */
if (priv->fallback_theme)
{
dir = icon_theme->priv->search_path[base];
- dir_mtime = g_new (IconThemeDirMtime, 1);
- dir_mtime->cache = _gtk_icon_cache_new_for_path (dir);
- dir_mtime->dir = g_strdup (dir);
- if (g_stat (dir, &stat_buf) == 0 && S_ISDIR (stat_buf.st_mode))
- dir_mtime->mtime = stat_buf.st_mtime;
- else
- dir_mtime->mtime = 0;
-
+ dir_mtime = g_slice_new (IconThemeDirMtime);
priv->dir_mtimes = g_list_append (priv->dir_mtimes, dir_mtime);
+ dir_mtime->dir = g_strdup (dir);
+ dir_mtime->mtime = 0;
+ dir_mtime->cache = NULL;
+
+ if (g_stat (dir, &stat_buf) != 0 || !S_ISDIR (stat_buf.st_mode))
+ continue;
+ dir_mtime->mtime = stat_buf.st_mtime;
+
+ dir_mtime->cache = _gtk_icon_cache_new_for_path (dir);
if (dir_mtime->cache != NULL)
continue;
gdir = g_dir_open (dir, 0, NULL);
-
if (gdir == NULL)
continue;
if (new_suffix != ICON_SUFFIX_NONE)
{
+ char *abs_file;
+ char *base_name;
+
abs_file = g_build_filename (dir, file, NULL);
-
- base_name = g_strdup (file);
-
- dot = strrchr (base_name, '.');
- if (dot)
- *dot = 0;
-
+ base_name = strip_suffix (file);
+
if ((unthemed_icon = g_hash_table_lookup (priv->unthemed_icons,
base_name)))
{
priv->last_stat_time = tv.tv_sec;
}
-static void
+void
_gtk_icon_theme_ensure_builtin_cache (void)
{
static gboolean initialized = FALSE;
IconThemeDir *dir;
- gint sizes[5] = { 16, 20, 24, 32, 48 };
- gint n_sizes = G_N_ELEMENTS (sizes);
+ static IconThemeDir dirs[5] =
+ {
+ { ICON_THEME_DIR_THRESHOLD, 0, 16, 16, 16, 2, NULL, "16", -1, NULL, NULL, NULL },
+ { ICON_THEME_DIR_THRESHOLD, 0, 20, 20, 20, 2, NULL, "20", -1, NULL, NULL, NULL },
+ { ICON_THEME_DIR_THRESHOLD, 0, 24, 24, 24, 2, NULL, "24", -1, NULL, NULL, NULL },
+ { ICON_THEME_DIR_THRESHOLD, 0, 32, 32, 32, 2, NULL, "32", -1, NULL, NULL, NULL },
+ { ICON_THEME_DIR_THRESHOLD, 0, 48, 48, 48, 2, NULL, "48", -1, NULL, NULL, NULL }
+ };
gint i;
if (!initialized)
_builtin_cache = _gtk_icon_cache_new ((gchar *)builtin_icons);
- for (i = 0; i < n_sizes; i++)
+ for (i = 0; i < G_N_ELEMENTS (dirs); i++)
{
- dir = g_new (IconThemeDir, 1);
- dir->type = ICON_THEME_DIR_THRESHOLD;
- dir->context = 0;
- dir->size = sizes[i];
- dir->min_size = sizes[i];
- dir->max_size = sizes[i];
- dir->threshold = 2;
- dir->dir = NULL;
- dir->icon_data = NULL;
- dir->subdir = g_strdup_printf ("%d", sizes[i]);
+ dir = &(dirs[i]);
dir->cache = _gtk_icon_cache_ref (_builtin_cache);
+ dir->subdir_index = _gtk_icon_cache_get_directory_index (dir->cache, dir->subdir);
builtin_dirs = g_list_append (builtin_dirs, dir);
}
GTimeVal tv;
gboolean was_valid = priv->themes_valid;
+ if (priv->loading_themes)
+ return;
+ priv->loading_themes = TRUE;
+
_gtk_icon_theme_ensure_builtin_cache ();
if (priv->themes_valid)
{
g_get_current_time (&tv);
- if (ABS (tv.tv_sec - priv->last_stat_time) > 5)
- gtk_icon_theme_rescan_if_needed (icon_theme);
+ if (ABS (tv.tv_sec - priv->last_stat_time) > 5 &&
+ rescan_themes (icon_theme))
+ blow_themes (icon_theme);
}
if (!priv->themes_valid)
{
load_themes (icon_theme);
-
- if (!priv->check_reload && was_valid && priv->screen)
- {
- static GdkAtom atom_iconthemes = GDK_NONE;
- GdkEvent *event = gdk_event_new (GDK_CLIENT_EVENT);
- int i;
- if (!atom_iconthemes)
- atom_iconthemes = gdk_atom_intern_static_string ("_GTK_LOAD_ICONTHEMES");
+ if (was_valid)
+ {
+ g_signal_emit (icon_theme, signal_changed, 0);
+
+ if (!priv->check_reload && priv->screen)
+ {
+ static GdkAtom atom_iconthemes = GDK_NONE;
+ GdkEvent *event = gdk_event_new (GDK_CLIENT_EVENT);
+ int i;
- for (i = 0; i < 5; i++)
- event->client.data.l[i] = 0;
- event->client.data_format = 32;
- event->client.message_type = atom_iconthemes;
+ if (!atom_iconthemes)
+ atom_iconthemes = gdk_atom_intern_static_string ("_GTK_LOAD_ICONTHEMES");
- gdk_screen_broadcast_client_message (priv->screen, event);
+ for (i = 0; i < 5; i++)
+ event->client.data.l[i] = 0;
+ event->client.data_format = 32;
+ event->client.message_type = atom_iconthemes;
+
+ gdk_screen_broadcast_client_message (priv->screen, event);
+ }
}
}
+
+ priv->loading_themes = FALSE;
}
-/**
- * gtk_icon_theme_lookup_icon:
- * @icon_theme: a #GtkIconTheme
- * @icon_name: the name of the icon to lookup
- * @size: desired icon size
- * @flags: flags modifying the behavior of the icon lookup
- *
- * Looks up a named icon and returns a structure containing
- * information such as the filename of the icon. The icon
- * can then be rendered into a pixbuf using
- * gtk_icon_info_load_icon(). (gtk_icon_theme_load_icon()
- * combines these two steps if all you need is the pixbuf.)
- *
- * Return value: a #GtkIconInfo structure containing information
- * about the icon, or %NULL if the icon wasn't found. Free with
- * gtk_icon_info_free()
- *
- * Since: 2.4
- **/
-GtkIconInfo *
-gtk_icon_theme_lookup_icon (GtkIconTheme *icon_theme,
- const gchar *icon_name,
- gint size,
- GtkIconLookupFlags flags)
+static GtkIconInfo *
+choose_icon (GtkIconTheme *icon_theme,
+ const gchar *icon_names[],
+ gint size,
+ GtkIconLookupFlags flags)
{
GtkIconThemePrivate *priv;
GList *l;
GtkIconInfo *icon_info = NULL;
- UnthemedIcon *unthemed_icon;
+ UnthemedIcon *unthemed_icon = NULL;
gboolean allow_svg;
gboolean use_builtin;
-
- g_return_val_if_fail (GTK_IS_ICON_THEME (icon_theme), NULL);
- g_return_val_if_fail (icon_name != NULL, NULL);
- g_return_val_if_fail ((flags & GTK_ICON_LOOKUP_NO_SVG) == 0 ||
- (flags & GTK_ICON_LOOKUP_FORCE_SVG) == 0, NULL);
+ gint i;
priv = icon_theme->priv;
- GTK_NOTE (ICONTHEME,
- g_print ("gtk_icon_theme_lookup_icon %s\n", icon_name));
if (flags & GTK_ICON_LOOKUP_NO_SVG)
allow_svg = FALSE;
else if (flags & GTK_ICON_LOOKUP_FORCE_SVG)
else
allow_svg = priv->pixbuf_supports_svg;
- use_builtin = (flags & GTK_ICON_LOOKUP_USE_BUILTIN);
-
+ use_builtin = flags & GTK_ICON_LOOKUP_USE_BUILTIN;
+
ensure_valid_themes (icon_theme);
for (l = priv->themes; l; l = l->next)
{
IconTheme *theme = l->data;
- icon_info = theme_lookup_icon (theme, icon_name, size, allow_svg, use_builtin);
- if (icon_info)
- goto out;
+ for (i = 0; icon_names[i]; i++)
+ {
+ icon_info = theme_lookup_icon (theme, icon_names[i], size, allow_svg, use_builtin);
+ if (icon_info)
+ goto out;
+ }
+ }
+
+ for (i = 0; icon_names[i]; i++)
+ {
+ unthemed_icon = g_hash_table_lookup (priv->unthemed_icons, icon_names[i]);
+ if (unthemed_icon)
+ break;
+ }
+#ifdef G_OS_WIN32
+ /* Still not found an icon, check if reference to a Win32 resource */
+ if (!unthemed_icon)
+ {
+ gchar **resources;
+ HICON hIcon = NULL;
+
+ resources = g_strsplit (icon_names[0], ",", 0);
+ if (resources[0])
+ {
+ wchar_t *wfile = g_utf8_to_utf16 (resources[0], -1, NULL, NULL, NULL);
+ ExtractIconExW (wfile, resources[1] ? atoi (resources[1]) : 0, &hIcon, NULL, 1);
+ g_free (wfile);
+ }
+
+ if (hIcon)
+ {
+ icon_info = icon_info_new ();
+ icon_info->cache_pixbuf = gdk_win32_icon_to_pixbuf_libgtk_only (hIcon);
+ DestroyIcon (hIcon);
+ icon_info->dir_type = ICON_THEME_DIR_UNTHEMED;
+ icon_info->dir_size = size;
+ }
+ g_strfreev (resources);
}
+#endif
- unthemed_icon = g_hash_table_lookup (priv->unthemed_icons, icon_name);
if (unthemed_icon)
{
icon_info = icon_info_new ();
icon_info->filename = g_strdup (unthemed_icon->svg_filename);
else if (unthemed_icon->no_svg_filename)
icon_info->filename = g_strdup (unthemed_icon->no_svg_filename);
-#ifdef G_OS_WIN32
- icon_info->cp_filename = g_locale_from_utf8 (icon_info->filename,
- -1, NULL, NULL, NULL);
-#endif
icon_info->dir_type = ICON_THEME_DIR_UNTHEMED;
+ icon_info->dir_size = size;
}
out:
- if (icon_info)
- icon_info->desired_size = size;
+ if (icon_info)
+ {
+ icon_info->desired_size = size;
+ icon_info->forced_size = (flags & GTK_ICON_LOOKUP_FORCE_SIZE) != 0;
+ }
else
{
static gboolean check_for_default_theme = TRUE;
found = g_file_test (default_theme_path, G_FILE_TEST_IS_REGULAR);
g_free (default_theme_path);
}
+
if (!found)
{
g_warning (_("Could not find the icon '%s'. The '%s' theme\n"
"was not found either, perhaps you need to install it.\n"
"You can get a copy from:\n"
"\t%s"),
- icon_name, DEFAULT_THEME_NAME, "http://icon-theme.freedesktop.org/releases");
+ icon_names[0], DEFAULT_THEME_NAME, "http://icon-theme.freedesktop.org/releases");
}
}
}
return icon_info;
}
+
+/**
+ * gtk_icon_theme_lookup_icon:
+ * @icon_theme: a #GtkIconTheme
+ * @icon_name: the name of the icon to lookup
+ * @size: desired icon size
+ * @flags: flags modifying the behavior of the icon lookup
+ *
+ * Looks up a named icon and returns a structure containing
+ * information such as the filename of the icon. The icon
+ * can then be rendered into a pixbuf using
+ * gtk_icon_info_load_icon(). (gtk_icon_theme_load_icon()
+ * combines these two steps if all you need is the pixbuf.)
+ *
+ * Return value: a #GtkIconInfo structure containing information
+ * about the icon, or %NULL if the icon wasn't found. Free with
+ * gtk_icon_info_free()
+ *
+ * Since: 2.4
+ */
+GtkIconInfo *
+gtk_icon_theme_lookup_icon (GtkIconTheme *icon_theme,
+ const gchar *icon_name,
+ gint size,
+ GtkIconLookupFlags flags)
+{
+ GtkIconInfo *info;
+
+ g_return_val_if_fail (GTK_IS_ICON_THEME (icon_theme), NULL);
+ g_return_val_if_fail (icon_name != NULL, NULL);
+ g_return_val_if_fail ((flags & GTK_ICON_LOOKUP_NO_SVG) == 0 ||
+ (flags & GTK_ICON_LOOKUP_FORCE_SVG) == 0, NULL);
+
+ GTK_NOTE (ICONTHEME,
+ g_print ("gtk_icon_theme_lookup_icon %s\n", icon_name));
+
+ if (flags & GTK_ICON_LOOKUP_GENERIC_FALLBACK)
+ {
+ gchar **names;
+ gint dashes, i;
+ gchar *p;
+
+ dashes = 0;
+ for (p = (gchar *) icon_name; *p; p++)
+ if (*p == '-')
+ dashes++;
+
+ names = g_new (gchar *, dashes + 2);
+ names[0] = g_strdup (icon_name);
+ for (i = 1; i <= dashes; i++)
+ {
+ names[i] = g_strdup (names[i - 1]);
+ p = strrchr (names[i], '-');
+ *p = '\0';
+ }
+ names[dashes + 1] = NULL;
+
+ info = choose_icon (icon_theme, (const gchar **) names, size, flags);
+
+ g_strfreev (names);
+ }
+ else
+ {
+ const gchar *names[2];
+
+ names[0] = icon_name;
+ names[1] = NULL;
+
+ info = choose_icon (icon_theme, names, size, flags);
+ }
+
+ return info;
+}
+
+/**
+ * gtk_icon_theme_choose_icon:
+ * @icon_theme: a #GtkIconTheme
+ * @icon_names: %NULL-terminated array of icon names to lookup
+ * @size: desired icon size
+ * @flags: flags modifying the behavior of the icon lookup
+ *
+ * Looks up a named icon and returns a structure containing
+ * information such as the filename of the icon. The icon
+ * can then be rendered into a pixbuf using
+ * gtk_icon_info_load_icon(). (gtk_icon_theme_load_icon()
+ * combines these two steps if all you need is the pixbuf.)
+ *
+ * If @icon_names contains more than one name, this function
+ * tries them all in the given order before falling back to
+ * inherited icon themes.
+ *
+ * Return value: a #GtkIconInfo structure containing information
+ * about the icon, or %NULL if the icon wasn't found. Free with
+ * gtk_icon_info_free()
+ *
+ * Since: 2.12
+ */
+GtkIconInfo *
+gtk_icon_theme_choose_icon (GtkIconTheme *icon_theme,
+ const gchar *icon_names[],
+ gint size,
+ GtkIconLookupFlags flags)
+{
+ g_return_val_if_fail (GTK_IS_ICON_THEME (icon_theme), NULL);
+ g_return_val_if_fail (icon_names != NULL, NULL);
+ g_return_val_if_fail ((flags & GTK_ICON_LOOKUP_NO_SVG) == 0 ||
+ (flags & GTK_ICON_LOOKUP_FORCE_SVG) == 0, NULL);
+
+ return choose_icon (icon_theme, icon_names, size, flags);
+}
+
/* Error quark */
GQuark
gtk_icon_theme_error_quark (void)
* @icon_theme: a #GtkIconTheme
* @icon_name: the name of the icon to lookup
* @size: the desired icon size. The resulting icon may not be
- * exactly this size; see gtk_icon_info_load_icon().
+ * exactly this size; see gtk_icon_info_load_icon().
* @flags: flags modifying the behavior of the icon lookup
- * @error: Location to store error information on failure, or %NULL.
- *
+ * @error: (allow-none): Location to store error information on failure,
+ * or %NULL.
+ *
* Looks up an icon in an icon theme, scales it to the given size
* and renders it into a pixbuf. This is a convenience function;
* if more details about the icon are needed, use
* gtk_icon_theme_lookup_icon() followed by gtk_icon_info_load_icon().
*
* Note that you probably want to listen for icon theme changes and
- * update the icon. This is usually done by connecting to the
+ * update the icon. This is usually done by connecting to the
* GtkWidget::style-set signal. If for some reason you do not want to
* update the icon when the icon theme changes, you should consider
* using gdk_pixbuf_copy() to make a private copy of the pixbuf
- * returned by this function. Otherwise GTK+ may need to keep the old
+ * returned by this function. Otherwise GTK+ may need to keep the old
* icon theme loaded, which would be a waste of memory.
- *
- * Return value: the rendered icon; this may be a newly created icon
- * or a new reference to an internal icon, so you must not modify
- * the icon. Use g_object_unref() to release your reference to the
- * icon. %NULL if the icon isn't found.
+ *
+ * Return value: (transfer full): the rendered icon; this may be a
+ * newly created icon or a new reference to an internal icon, so
+ * you must not modify the icon. Use g_object_unref() to release
+ * your reference to the icon. %NULL if the icon isn't found.
*
* Since: 2.4
**/
(flags & GTK_ICON_LOOKUP_FORCE_SVG) == 0, NULL);
g_return_val_if_fail (error == NULL || *error == NULL, NULL);
- icon_info = gtk_icon_theme_lookup_icon (icon_theme, icon_name, size,
- flags | GTK_ICON_LOOKUP_USE_BUILTIN);
+ icon_info = gtk_icon_theme_lookup_icon (icon_theme, icon_name, size,
+ flags | GTK_ICON_LOOKUP_USE_BUILTIN);
if (!icon_info)
{
g_set_error (error, GTK_ICON_THEME_ERROR, GTK_ICON_THEME_NOT_FOUND,
GList *l;
g_return_val_if_fail (GTK_IS_ICON_THEME (icon_theme), FALSE);
-
+ g_return_val_if_fail (icon_name != NULL, FALSE);
+
priv = icon_theme->priv;
ensure_valid_themes (icon_theme);
{
IconThemeDir *dir = d->data;
+ if (dir->type != ICON_THEME_DIR_SCALABLE && g_hash_table_lookup_extended (sizes, GINT_TO_POINTER (dir->size), NULL, NULL))
+ continue;
+
suffix = theme_dir_get_icon_suffix (dir, icon_name, NULL);
if (suffix != ICON_SUFFIX_NONE)
{
{
IconThemeDir *dir = d->data;
+ if (dir->type != ICON_THEME_DIR_SCALABLE && g_hash_table_lookup_extended (sizes, GINT_TO_POINTER (dir->size), NULL, NULL))
+ continue;
+
suffix = theme_dir_get_icon_suffix (dir, icon_name, NULL);
if (suffix != ICON_SUFFIX_NONE)
{
* The set of values for the context string is system dependent,
* but will typically include such values as "Applications" and
* "MimeTypes".
- *
- * Return value: a #GList list holding the names of all the
+ *
+ * Return value: (element-type utf8) (transfer none): a #GList list holding the names of all the
* icons in the theme. You must first free each element
* in the list with g_free(), then free the list itself
* with g_list_free().
return list;
}
+/**
+ * gtk_icon_theme_list_contexts:
+ * @icon_theme: a #GtkIconTheme
+ *
+ * Gets the list of contexts available within the current
+ * hierarchy of icon themes
+ *
+ * Return value: (element-type utf8) (transfer full): a #GList list holding the names of all the
+ * contexts in the theme. You must first free each element
+ * in the list with g_free(), then free the list itself
+ * with g_list_free().
+ *
+ * Since: 2.12
+ **/
+GList *
+gtk_icon_theme_list_contexts (GtkIconTheme *icon_theme)
+{
+ GtkIconThemePrivate *priv;
+ GHashTable *contexts;
+ GList *list, *l;
+
+ priv = icon_theme->priv;
+
+ ensure_valid_themes (icon_theme);
+
+ contexts = g_hash_table_new (g_str_hash, g_str_equal);
+
+ l = priv->themes;
+ while (l != NULL)
+ {
+ theme_list_contexts (l->data, contexts);
+ l = l->next;
+ }
+
+ list = NULL;
+
+ g_hash_table_foreach (contexts,
+ add_key_to_list,
+ &list);
+
+ g_hash_table_destroy (contexts);
+
+ return list;
+}
+
/**
* gtk_icon_theme_get_example_icon_name:
* @icon_theme: a #GtkIconTheme
return NULL;
}
-/**
- * gtk_icon_theme_rescan_if_needed:
- * @icon_theme: a #GtkIconTheme
- *
- * Checks to see if the icon theme has changed; if it has, any
- * currently cached information is discarded and will be reloaded
- * next time @icon_theme is accessed.
- *
- * Return value: %TRUE if the icon theme has changed and needed
- * to be reloaded.
- *
- * Since: 2.4
- **/
-gboolean
-gtk_icon_theme_rescan_if_needed (GtkIconTheme *icon_theme)
+
+static gboolean
+rescan_themes (GtkIconTheme *icon_theme)
{
GtkIconThemePrivate *priv;
IconThemeDirMtime *dir_mtime;
struct stat stat_buf;
GTimeVal tv;
- g_return_val_if_fail (GTK_IS_ICON_THEME (icon_theme), FALSE);
-
priv = icon_theme->priv;
-
+
for (d = priv->dir_mtimes; d != NULL; d = d->next)
{
dir_mtime = d->data;
stat_res = g_stat (dir_mtime->dir, &stat_buf);
/* dir mtime didn't change */
- if (stat_res == 0 &&
+ if (stat_res == 0 &&
S_ISDIR (stat_buf.st_mode) &&
dir_mtime->mtime == stat_buf.st_mtime)
continue;
if (dir_mtime->mtime == 0 &&
(stat_res != 0 || !S_ISDIR (stat_buf.st_mode)))
continue;
-
- do_theme_change (icon_theme);
+
return TRUE;
}
-
+
g_get_current_time (&tv);
priv->last_stat_time = tv.tv_sec;
return FALSE;
}
+/**
+ * gtk_icon_theme_rescan_if_needed:
+ * @icon_theme: a #GtkIconTheme
+ *
+ * Checks to see if the icon theme has changed; if it has, any
+ * currently cached information is discarded and will be reloaded
+ * next time @icon_theme is accessed.
+ *
+ * Return value: %TRUE if the icon theme has changed and needed
+ * to be reloaded.
+ *
+ * Since: 2.4
+ **/
+gboolean
+gtk_icon_theme_rescan_if_needed (GtkIconTheme *icon_theme)
+{
+ gboolean retval;
+
+ g_return_val_if_fail (GTK_IS_ICON_THEME (icon_theme), FALSE);
+
+ retval = rescan_themes (icon_theme);
+ if (retval)
+ do_theme_change (icon_theme);
+
+ return retval;
+}
+
static void
theme_destroy (IconTheme *theme)
{
{
suffix = (IconSuffix)_gtk_icon_cache_get_icon_flags (dir->cache,
icon_name,
- dir->subdir);
+ dir->subdir_index);
if (has_icon_file)
*has_icon_file = suffix & HAS_ICON_FILE;
suffix = GPOINTER_TO_UINT (g_hash_table_lookup (dir->icons, icon_name));
GTK_NOTE (ICONTHEME,
- g_print ("get_icon_suffix%s %d\n", dir->cache ? " (cached)" : "", suffix));
+ g_print ("get_icon_suffix%s %u\n", dir->cache ? " (cached)" : "", suffix));
return suffix;
}
char *file;
int min_difference, difference;
BuiltinIcon *closest_builtin = NULL;
- gboolean smaller, has_larger;
+ gboolean smaller, has_larger, match;
IconSuffix suffix;
min_difference = G_MAXINT;
min_dir = NULL;
has_larger = FALSE;
+ match = FALSE;
/* Builtin icons are logically part of the default theme and
* are searched before other subdirectories of the default theme.
*/
- if (strcmp (theme->name, DEFAULT_THEME_NAME) == 0 && use_builtin)
+ if (use_builtin && strcmp (theme->name, DEFAULT_THEME_NAME) == 0)
{
closest_builtin = find_builtin_icon (icon_name,
size,
{
dir = l->data;
- GTK_NOTE (ICONTHEME,
+ GTK_NOTE (ICONTHEME,
g_print ("theme_lookup_icon dir %s\n", dir->dir));
suffix = theme_dir_get_icon_suffix (dir, icon_name, NULL);
if (best_suffix (suffix, allow_svg) != ICON_SUFFIX_NONE)
if (difference == 0)
{
- min_dir = dir;
- break;
- }
-
- if (!has_larger)
- {
- if (difference < min_difference || smaller)
- {
- min_difference = difference;
- min_dir = dir;
- closest_builtin = NULL;
- has_larger = smaller;
- }
- }
- else
- {
- if (difference < min_difference && smaller)
- {
- min_difference = difference;
- min_dir = dir;
- closest_builtin = NULL;
- }
+ if (dir->type == ICON_THEME_DIR_SCALABLE)
+ {
+ /* don't pick scalable if we already found
+ * a matching non-scalable dir
+ */
+ if (!match)
+ {
+ min_dir = dir;
+ break;
+ }
+ }
+ else
+ {
+ /* for a matching non-scalable dir keep
+ * going and look for a closer match
+ */
+ difference = abs (size - dir->size);
+ if (!match || difference < min_difference)
+ {
+ match = TRUE;
+ min_difference = difference;
+ min_dir = dir;
+ }
+ if (difference == 0)
+ break;
+ }
+ }
+
+ if (!match)
+ {
+ if (!has_larger)
+ {
+ if (difference < min_difference || smaller)
+ {
+ min_difference = difference;
+ min_dir = dir;
+ has_larger = smaller;
+ }
+ }
+ else
+ {
+ if (difference < min_difference && smaller)
+ {
+ min_difference = difference;
+ min_dir = dir;
+ }
+ }
}
-
- }
+ }
l = l->next;
}
}
- if (closest_builtin)
- return icon_info_new_builtin (closest_builtin);
-
if (min_dir)
{
GtkIconInfo *icon_info = icon_info_new ();
suffix = best_suffix (suffix, allow_svg);
g_assert (suffix != ICON_SUFFIX_NONE);
- file = g_strconcat (icon_name, string_from_suffix (suffix), NULL);
- icon_info->filename = g_build_filename (min_dir->dir, file, NULL);
- g_free (file);
-#ifdef G_OS_WIN32
- icon_info->cp_filename = g_locale_from_utf8 (icon_info->filename,
- -1, NULL, NULL, NULL);
-#endif
+ if (min_dir->dir)
+ {
+ file = g_strconcat (icon_name, string_from_suffix (suffix), NULL);
+ icon_info->filename = g_build_filename (min_dir->dir, file, NULL);
+ g_free (file);
+ }
+ else
+ {
+ icon_info->filename = NULL;
+ }
if (min_dir->icon_data != NULL)
icon_info->data = g_hash_table_lookup (min_dir->icon_data, icon_name);
if (icon_info->data == NULL && min_dir->cache != NULL)
{
- icon_info->data = _gtk_icon_cache_get_icon_data (min_dir->cache, icon_name, min_dir->subdir);
+ icon_info->data = _gtk_icon_cache_get_icon_data (min_dir->cache, icon_name, min_dir->subdir_index);
if (icon_info->data)
{
if (min_dir->icon_data == NULL)
if (min_dir->cache)
{
icon_info->cache_pixbuf = _gtk_icon_cache_get_icon (min_dir->cache, icon_name,
- min_dir->subdir);
+ min_dir->subdir_index);
}
icon_info->dir_type = min_dir->type;
return icon_info;
}
-
+
+ if (closest_builtin)
+ return icon_info_new_builtin (closest_builtin);
+
return NULL;
}
}
}
+static void
+theme_list_contexts (IconTheme *theme,
+ GHashTable *contexts)
+{
+ GList *l = theme->dirs;
+ IconThemeDir *dir;
+ const char *context;
+
+ while (l != NULL)
+ {
+ dir = l->data;
+
+ context = g_quark_to_string (dir->context);
+ g_hash_table_replace (contexts, (gpointer) context, NULL);
+
+ l = l->next;
+ }
+}
+
static void
load_icon_data (IconThemeDir *dir, const char *path, const char *name)
{
char *base_name;
char **split;
gsize length;
- char *dot;
char *str;
char *split_point;
int i;
}
else
{
- base_name = g_strdup (name);
- dot = strrchr (base_name, '.');
- *dot = 0;
+ base_name = strip_suffix (name);
data = g_slice_new0 (GtkIconData);
g_hash_table_replace (dir->icon_data, base_name, data);
{
GDir *gdir;
const char *name;
- char *base_name, *dot;
- char *path;
- IconSuffix suffix, hash_suffix;
GTK_NOTE (ICONTHEME,
g_print ("scanning directory %s\n", full_dir));
while ((name = g_dir_read_name (gdir)))
{
+ char *path;
+ char *base_name;
+ IconSuffix suffix, hash_suffix;
+
if (g_str_has_suffix (name, ".icon"))
{
if (dir->icon_data == NULL)
suffix = suffix_from_name (name);
if (suffix == ICON_SUFFIX_NONE)
continue;
-
- base_name = g_strdup (name);
- dot = strrchr (base_name, '.');
- *dot = 0;
-
+
+ base_name = strip_suffix (name);
+
hash_suffix = GPOINTER_TO_INT (g_hash_table_lookup (dir->icons, base_name));
+ g_hash_table_replace (icon_theme->all_icons, base_name, NULL);
g_hash_table_replace (dir->icons, base_name, GUINT_TO_POINTER (hash_suffix| suffix));
- g_hash_table_insert (icon_theme->all_icons, base_name, NULL);
}
g_dir_close (gdir);
dir->icon_data = NULL;
dir->subdir = g_strdup (subdir);
if (dir_mtime->cache != NULL)
- dir->cache = _gtk_icon_cache_ref (dir_mtime->cache);
+ {
+ dir->cache = _gtk_icon_cache_ref (dir_mtime->cache);
+ dir->subdir_index = _gtk_icon_cache_get_directory_index (dir->cache, dir->subdir);
+ }
else
{
dir->cache = NULL;
+ dir->subdir_index = -1;
scan_directory (icon_theme->priv, dir, full_dir);
}
/*
* GtkIconInfo
*/
-GType
-gtk_icon_info_get_type (void)
-{
- static GType our_type = 0;
-
- if (our_type == 0)
- our_type = g_boxed_type_register_static (I_("GtkIconInfo"),
- (GBoxedCopyFunc) gtk_icon_info_copy,
- (GBoxedFreeFunc) gtk_icon_info_free);
-
- return our_type;
-}
+G_DEFINE_BOXED_TYPE (GtkIconInfo, gtk_icon_info,
+ gtk_icon_info_copy,
+ gtk_icon_info_free)
static GtkIconInfo *
icon_info_new (void)
GtkIconInfo *icon_info = g_slice_new0 (GtkIconInfo);
icon_info->scale = -1.;
+ icon_info->ref_count = 1;
return icon_info;
}
icon_info->dir_type = ICON_THEME_DIR_THRESHOLD;
icon_info->dir_size = icon->size;
icon_info->threshold = 2;
-
+
return icon_info;
}
GtkIconInfo *
gtk_icon_info_copy (GtkIconInfo *icon_info)
{
- GtkIconInfo *copy;
g_return_val_if_fail (icon_info != NULL, NULL);
- copy = memcpy (g_slice_new (GtkIconInfo), icon_info, sizeof (GtkIconInfo));
- if (copy->cache_pixbuf)
- g_object_ref (copy->cache_pixbuf);
- if (copy->pixbuf)
- g_object_ref (copy->pixbuf);
- if (copy->load_error)
- copy->load_error = g_error_copy (copy->load_error);
- if (copy->filename)
- copy->filename = g_strdup (copy->filename);
-#ifdef G_OS_WIN32
- if (copy->cp_filename)
- copy->cp_filename = g_strdup (copy->cp_filename);
-#endif
+ icon_info->ref_count++;
- return copy;
+ return icon_info;
}
/**
{
g_return_if_fail (icon_info != NULL);
- if (icon_info->filename)
- g_free (icon_info->filename);
-#ifdef G_OS_WIN32
- if (icon_info->cp_filename)
- g_free (icon_info->cp_filename);
-#endif
+ icon_info->ref_count--;
+ if (icon_info->ref_count > 0)
+ return;
+
+ g_free (icon_info->filename);
+ if (icon_info->loadable)
+ g_object_unref (icon_info->loadable);
+ g_slist_foreach (icon_info->emblem_infos, (GFunc)gtk_icon_info_free, NULL);
+ g_slist_free (icon_info->emblem_infos);
if (icon_info->pixbuf)
g_object_unref (icon_info->pixbuf);
if (icon_info->cache_pixbuf)
* GTK+ to use built in icon images, you must pass the
* %GTK_ICON_LOOKUP_USE_BUILTIN to
* gtk_icon_theme_lookup_icon().
- *
- * Return value: the built-in image pixbuf, or %NULL. No
+ *
+ * Return value: (transfer none): the built-in image pixbuf, or %NULL. No
* extra reference is added to the returned pixbuf, so if
* you want to keep it around, you must use g_object_ref().
* The returned image must not be modified.
return icon_info->cache_pixbuf;
}
-static GdkPixbuf *
-load_svg_at_size (const gchar *filename,
- gint size,
- GError **error)
+static gboolean icon_info_ensure_scale_and_pixbuf (GtkIconInfo*, gboolean);
+
+/* Combine the icon with all emblems, the first emblem is placed
+ * in the southeast corner. Scale emblems to be at most 3/4 of the
+ * size of the icon itself.
+ */
+static void
+apply_emblems (GtkIconInfo *info)
{
- GdkPixbuf *pixbuf = NULL;
- GdkPixbufLoader *loader = NULL;
- gchar *contents = NULL;
- gsize length;
-
- if (!g_file_get_contents (filename,
- &contents, &length, error))
- goto bail;
-
- loader = gdk_pixbuf_loader_new_with_type ("svg", error);
- if (loader == NULL)
- goto bail;
+ GdkPixbuf *icon = NULL;
+ gint w, h, pos;
+ GSList *l;
- gdk_pixbuf_loader_set_size (loader, size, size);
-
- if (!gdk_pixbuf_loader_write (loader, contents, length, error))
+ if (info->emblem_infos == NULL)
+ return;
+
+ w = gdk_pixbuf_get_width (info->pixbuf);
+ h = gdk_pixbuf_get_height (info->pixbuf);
+
+ for (l = info->emblem_infos, pos = 0; l; l = l->next, pos++)
{
- gdk_pixbuf_loader_close (loader, NULL);
- goto bail;
- }
-
- if (!gdk_pixbuf_loader_close (loader, error))
- goto bail;
-
- pixbuf = g_object_ref (gdk_pixbuf_loader_get_pixbuf (loader));
-
- bail:
- if (loader)
- g_object_unref (loader);
- if (contents)
- g_free (contents);
-
- return pixbuf;
-}
+ GtkIconInfo *emblem_info = l->data;
-/* This function contains the complicatd logic for deciding
+ if (icon_info_ensure_scale_and_pixbuf (emblem_info, FALSE))
+ {
+ GdkPixbuf *emblem = emblem_info->pixbuf;
+ gint ew, eh;
+ gint x = 0, y = 0; /* silence compiler */
+ gdouble scale;
+
+ ew = gdk_pixbuf_get_width (emblem);
+ eh = gdk_pixbuf_get_height (emblem);
+ if (ew >= w)
+ {
+ scale = 0.75;
+ ew = ew * 0.75;
+ eh = eh * 0.75;
+ }
+ else
+ scale = 1.0;
+
+ switch (pos % 4)
+ {
+ case 0:
+ x = w - ew;
+ y = h - eh;
+ break;
+ case 1:
+ x = w - ew;
+ y = 0;
+ break;
+ case 2:
+ x = 0;
+ y = h - eh;
+ break;
+ case 3:
+ x = 0;
+ y = 0;
+ break;
+ }
+
+ if (icon == NULL)
+ {
+ icon = gdk_pixbuf_copy (info->pixbuf);
+ if (icon == NULL)
+ break;
+ }
+
+ gdk_pixbuf_composite (emblem, icon, x, y, ew, eh, x, y,
+ scale, scale, GDK_INTERP_BILINEAR, 255);
+ }
+ }
+
+ if (icon)
+ {
+ g_object_unref (info->pixbuf);
+ info->pixbuf = icon;
+ }
+}
+
+/* This function contains the complicated logic for deciding
* on the size at which to load the icon and loading it at
* that size.
*/
static gboolean
-icon_info_ensure_scale_and_pixbuf (GtkIconInfo *icon_info,
- gboolean scale_only)
+icon_info_ensure_scale_and_pixbuf (GtkIconInfo *icon_info,
+ gboolean scale_only)
{
int image_width, image_height;
GdkPixbuf *source_pixbuf;
+ gboolean is_svg;
/* First check if we already succeeded have the necessary
* information (or failed earlier)
/* SVG icons are a special case - we just immediately scale them
* to the desired size
*/
- if (icon_info->filename && g_str_has_suffix (icon_info->filename, ".svg"))
+ if (icon_info->filename && !icon_info->loadable)
+ {
+ GFile *file;
+
+ file = g_file_new_for_path (icon_info->filename);
+ icon_info->loadable = G_LOADABLE_ICON (g_file_icon_new (file));
+ g_object_unref (file);
+ }
+
+ is_svg = FALSE;
+ if (G_IS_FILE_ICON (icon_info->loadable))
+ {
+ GFile *file;
+ GFileInfo *file_info;
+ const gchar *content_type;
+
+ file = g_file_icon_get_file (G_FILE_ICON (icon_info->loadable));
+ file_info = g_file_query_info (file,
+ G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE,
+ G_FILE_QUERY_INFO_NONE,
+ NULL, NULL);
+ if (file_info)
+ {
+ content_type = g_file_info_get_content_type (file_info);
+
+ if (content_type && strcmp (content_type, "image/svg+xml") == 0)
+ is_svg = TRUE;
+
+ g_object_unref (file_info);
+ }
+ }
+
+ if (is_svg)
{
+ GInputStream *stream;
+
icon_info->scale = icon_info->desired_size / 1000.;
if (scale_only)
return TRUE;
- icon_info->pixbuf = load_svg_at_size (icon_info->filename,
- icon_info->desired_size,
- &icon_info->load_error);
-
- return icon_info->pixbuf != NULL;
+ stream = g_loadable_icon_load (icon_info->loadable,
+ icon_info->desired_size,
+ NULL, NULL,
+ &icon_info->load_error);
+ if (stream)
+ {
+ icon_info->pixbuf = gdk_pixbuf_new_from_stream_at_scale (stream,
+ icon_info->desired_size,
+ icon_info->desired_size,
+ TRUE,
+ NULL,
+ &icon_info->load_error);
+ g_object_unref (stream);
+ }
+
+ if (!icon_info->pixbuf)
+ return FALSE;
+
+ apply_emblems (icon_info);
+
+ return TRUE;
}
/* In many cases, the scale can be determined without actual access
* for the directory where the icon is; the image size doesn't
* matter in that case.
*/
- if (icon_info->dir_type == ICON_THEME_DIR_FIXED)
+ if (icon_info->forced_size)
+ icon_info->scale = -1;
+ else if (icon_info->dir_type == ICON_THEME_DIR_FIXED)
icon_info->scale = 1.0;
else if (icon_info->dir_type == ICON_THEME_DIR_THRESHOLD)
{
return TRUE;
/* At this point, we need to actually get the icon; either from the
- * builting image or by loading the file
+ * builtin image or by loading the file
*/
+ source_pixbuf = NULL;
if (icon_info->cache_pixbuf)
source_pixbuf = g_object_ref (icon_info->cache_pixbuf);
else
{
+ GInputStream *stream;
- source_pixbuf = gdk_pixbuf_new_from_file (icon_info->filename,
- &icon_info->load_error);
- if (!source_pixbuf)
- return FALSE;
+ stream = g_loadable_icon_load (icon_info->loadable,
+ icon_info->desired_size,
+ NULL, NULL,
+ &icon_info->load_error);
+ if (stream)
+ {
+ source_pixbuf = gdk_pixbuf_new_from_stream (stream,
+ NULL,
+ &icon_info->load_error);
+ g_object_unref (stream);
+ }
}
+ if (!source_pixbuf)
+ return FALSE;
+
/* Do scale calculations that depend on the image size
*/
image_width = gdk_pixbuf_get_width (source_pixbuf);
{
gint image_size = MAX (image_width, image_height);
if (image_size > 0)
- icon_info->scale = icon_info->desired_size / (gdouble)image_size;
+ icon_info->scale = (gdouble)icon_info->desired_size / (gdouble)image_size;
else
icon_info->scale = 1.0;
- if (icon_info->dir_type == ICON_THEME_DIR_UNTHEMED)
+ if (icon_info->dir_type == ICON_THEME_DIR_UNTHEMED &&
+ !icon_info->forced_size)
icon_info->scale = MIN (icon_info->scale, 1.0);
}
* the job. This is a bit of a waste when we scale here
* and never get the final pixbuf; at the cost of a bit of
* extra complexity, we could keep the source pixbuf around
- * but not actually scale it until neede.
+ * but not actually scale it until needed.
*/
-
if (icon_info->scale == 1.0)
icon_info->pixbuf = source_pixbuf;
else
g_object_unref (source_pixbuf);
}
+ apply_emblems (icon_info);
+
return TRUE;
}
/**
* gtk_icon_info_load_icon:
* @icon_info: a #GtkIconInfo structure from gtk_icon_theme_lookup_icon()
- * @error: location to store error information on failure, or %NULL.
- *
+ * @error: (allow-none): location to store error information on failure,
+ * or %NULL.
+ *
* Renders an icon previously looked up in an icon theme using
* gtk_icon_theme_lookup_icon(); the size will be based on the size
* passed to gtk_icon_theme_lookup_icon(). Note that the resulting
* that differ slightly from their nominal sizes, and in addition GTK+
* will avoid scaling icons that it considers sufficiently close to the
* requested size or for which the source image would have to be scaled
- * up too far. (This maintains sharpness.)
- *
- * Return value: the rendered icon; this may be a newly created icon
- * or a new reference to an internal icon, so you must not modify
- * the icon. Use g_object_unref() to release your reference to the
- * icon.
+ * up too far. (This maintains sharpness.). This behaviour can be changed
+ * by passing the %GTK_ICON_LOOKUP_FORCE_SIZE flag when obtaining
+ * the #GtkIconInfo. If this flag has been specified, the pixbuf
+ * returned by this function will be scaled to the exact size.
+ *
+ * Return value: (transfer full): the rendered icon; this may be a newly
+ * created icon or a new reference to an internal icon, so you must
+ * not modify the icon. Use g_object_unref() to release your reference
+ * to the icon.
*
* Since: 2.4
**/
gtk_icon_info_load_icon (GtkIconInfo *icon_info,
GError **error)
{
- g_return_val_if_fail (icon_info != NULL, NULL);
-
g_return_val_if_fail (icon_info != NULL, NULL);
g_return_val_if_fail (error == NULL || *error == NULL, NULL);
- icon_info_ensure_scale_and_pixbuf (icon_info, FALSE);
-
- if (icon_info->load_error)
+ if (!icon_info_ensure_scale_and_pixbuf (icon_info, FALSE))
{
- g_propagate_error (error, icon_info->load_error);
+ if (icon_info->load_error)
+ g_propagate_error (error, icon_info->load_error);
+ else
+ g_set_error_literal (error,
+ GTK_ICON_THEME_ERROR,
+ GTK_ICON_THEME_NOT_FOUND,
+ _("Failed to load icon"));
+
return NULL;
}
return g_object_ref (icon_info->pixbuf);
}
+static gchar *
+gdk_color_to_css (GdkColor *color)
+{
+ return g_strdup_printf ("rgb(%d,%d,%d)",
+ color->red >> 8,
+ color->green >> 8,
+ color->blue >> 8);
+}
+
+/**
+ * gtk_icon_info_load_symbolic:
+ * @icon_info: a #GtkIconInfo
+ * @fg: a #GdkColor representing the foreground color of the icon
+ * @success_color: (allow-none): a #GdkColor representing the warning color
+ * of the icon or %NULL to use the default color
+ * @warning_color: (allow-none): a #GdkColor representing the warning color
+ * of the icon or %NULL to use the default color
+ * @error_color: (allow-none): a #GdkColor representing the error color
+ * of the icon or %NULL to use the default color (allow-none)
+ * @was_symbolic: (allow-none): a #gboolean, returns whether the loaded icon
+ * was a symbolic one and whether the @fg color was applied to it.
+ * @error: (allow-none): location to store error information on failure,
+ * or %NULL.
+ *
+ * Loads an icon, modifying it to match the system colours for the foreground,
+ * success, warning and error colors provided. If the icon is not a symbolic
+ * one, the function will return the result from gtk_icon_info_load_icon().
+ *
+ * This allows loading symbolic icons that will match the system theme.
+ *
+ * Unless you are implementing a widget, you will want to use
+ * g_themed_icon_new_with_default_fallbacks() to load the icon.
+ *
+ * As implementation details, the icon loaded needs to be of SVG type,
+ * contain the "symbolic" term as the last component of the icon name,
+ * and use the 'fg', 'success', 'warning' and 'error' CSS styles in the
+ * SVG file itself.
+ *
+ * See the <ulink url="http://www.freedesktop.org/wiki/SymbolicIcons">Symbolic Icons spec</ulink>
+ * for more information about symbolic icons.
+ *
+ * Return value: (transfer full): a #GdkPixbuf representing the loaded icon
+ *
+ * Since: 3.0
+ **/
+GdkPixbuf *
+gtk_icon_info_load_symbolic (GtkIconInfo *icon_info,
+ GdkColor *fg,
+ GdkColor *success_color,
+ GdkColor *warning_color,
+ GdkColor *error_color,
+ gboolean *was_symbolic,
+ GError **error)
+{
+ GdkPixbuf *pixbuf;
+ GInputStream *stream;
+ gchar *data;
+ gchar *css_fg;
+ gchar *css_success;
+ gchar *css_warning;
+ gchar *css_error;
+
+ g_return_val_if_fail (fg != NULL, NULL);
+
+ if (!icon_info->filename ||
+ !g_str_has_suffix (icon_info->filename, "-symbolic.svg"))
+ {
+ if (was_symbolic)
+ *was_symbolic = FALSE;
+ return gtk_icon_info_load_icon (icon_info, error);
+ }
+
+ if (was_symbolic)
+ *was_symbolic = TRUE;
+
+ css_fg = gdk_color_to_css (fg);
+ if (!warning_color)
+ {
+ GdkColor warning_default_color = { 0, 0xf500, 0x7900, 0x3e00 };
+ css_warning = gdk_color_to_css (&warning_default_color);
+ }
+ else
+ css_warning = gdk_color_to_css (warning_color);
+ if (!error_color)
+ {
+ GdkColor error_default_color = { 0, 0xcc00, 0x0000, 0x0000 };
+ css_error = gdk_color_to_css (&error_default_color);
+ }
+ else
+ css_error = gdk_color_to_css (error_color);
+ if (!success_color)
+ {
+ GdkColor success_default_color = { 0, 0x4e00, 0x9a00, 0x0600 };
+ css_success = gdk_color_to_css (&success_default_color);
+ }
+ else
+ css_success = gdk_color_to_css (success_color);
+
+ data = g_strconcat (
+"<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n"
+"<svg version=\"1.1\"\n"
+" xmlns=\"http://www.w3.org/2000/svg\"\n"
+" xmlns:xi=\"http://www.w3.org/2001/XInclude\"\n"
+" width=\"16\"\n"
+" height=\"16\">\n"
+" <style type=\"text/css\">\n"
+" rect,path {\n"
+" fill: ", css_fg," !important;\n"
+" }\n"
+" .warning {\n"
+" fill: ", css_warning," !important;\n"
+" }\n"
+" .error {\n"
+" fill: ", css_error," !important;\n"
+" }\n"
+" .success {\n"
+" fill: ", css_success," !important;\n"
+" }\n"
+" </style>\n"
+" <xi:include href=\"", icon_info->filename, "\"/>\n"
+"</svg>",
+ NULL);
+ g_free (css_fg);
+ g_free (css_warning);
+ g_free (css_success);
+ g_free (css_error);
+
+ stream = g_memory_input_stream_new_from_data (data, -1, g_free);
+
+ pixbuf = gdk_pixbuf_new_from_stream_at_scale (stream,
+ icon_info->desired_size,
+ icon_info->desired_size,
+ TRUE,
+ NULL,
+ error);
+ g_object_unref (stream);
+
+ return pixbuf;
+}
+
+/**
+ * gtk_icon_info_load_symbolic_for_style:
+ * @icon_info: a #GtkIconInfo
+ * @style: a #GtkStyle to take the colors from
+ * @state: the widget state to use for colors
+ * @was_symbolic: (allow-none): a #gboolean, returns whether the loaded icon
+ * was a symbolic one and whether the @fg color was applied to it.
+ * @error: (allow-none): location to store error information on failure,
+ * or %NULL.
+ *
+ * Loads an icon, modifying it to match the system colours for the foreground,
+ * success, warning and error colors provided. If the icon is not a symbolic
+ * one, the function will return the result from gtk_icon_info_load_icon().
+ *
+ * This allows loading symbolic icons that will match the system theme.
+ *
+ * See gtk_icon_info_load_symbolic() for more details.
+ *
+ * Return value: (transfer full): a #GdkPixbuf representing the loaded icon
+ *
+ * Since: 3.0
+ **/
+GdkPixbuf *
+gtk_icon_info_load_symbolic_for_style (GtkIconInfo *icon_info,
+ GtkStyle *style,
+ GtkStateType state,
+ gboolean *was_symbolic,
+ GError **error)
+{
+ GdkColor success_color;
+ GdkColor warning_color;
+ GdkColor error_color;
+ GdkColor *fg;
+ GdkColor *success = NULL;
+ GdkColor *warning = NULL;
+ GdkColor *err = NULL;
+
+ fg = &style->fg[state];
+ if (gtk_style_lookup_color (style, "success_color", &success_color))
+ success = &success_color;
+ if (gtk_style_lookup_color (style, "warning_color", &warning_color))
+ warning = &warning_color;
+ if (gtk_style_lookup_color (style, "error_color", &error_color))
+ err = &error_color;
+
+ return gtk_icon_info_load_symbolic (icon_info, fg, success, warning, err,
+ was_symbolic, error);
+}
+
/**
* gtk_icon_info_set_raw_coordinates:
* @icon_info: a #GtkIconInfo
/**
* gtk_icon_info_get_attach_points:
* @icon_info: a #GtkIconInfo
- * @points: location to store pointer to an array of points, or %NULL
+ * @points: (allow-none): (array length=n_points) (out): location to store pointer to an array of points, or %NULL
* free the array of points with g_free().
- * @n_points: location to store the number of points in @points, or %NULL
+ * @n_points: (allow-none): location to store the number of points in @points, or %NULL
*
* Fetches the set of attach points for an icon. An attach point
* is a location in the icon that can be used as anchor points for attaching
}
}
-#ifdef G_OS_WIN32
-
-/* DLL ABI stability backward compatibility versions */
-
-#undef gtk_icon_theme_set_search_path
-void
-gtk_icon_theme_set_search_path (GtkIconTheme *icon_theme,
- const gchar *path[],
- gint n_elements)
+/**
+ * gtk_icon_theme_lookup_by_gicon:
+ * @icon_theme: a #GtkIconTheme
+ * @icon: the #GIcon to look up
+ * @size: desired icon size
+ * @flags: flags modifying the behavior of the icon lookup
+ *
+ * Looks up an icon and returns a structure containing
+ * information such as the filename of the icon.
+ * The icon can then be rendered into a pixbuf using
+ * gtk_icon_info_load_icon().
+ *
+ * Return value: a #GtkIconInfo structure containing
+ * information about the icon, or %NULL if the icon
+ * wasn't found. Free with gtk_icon_info_free()
+ *
+ * Since: 2.14
+ */
+GtkIconInfo *
+gtk_icon_theme_lookup_by_gicon (GtkIconTheme *icon_theme,
+ GIcon *icon,
+ gint size,
+ GtkIconLookupFlags flags)
{
- const gchar **utf8_path;
- gint i;
-
- utf8_path = g_new (const gchar *, n_elements);
+ GtkIconInfo *info;
- for (i = 0; i < n_elements; i++)
- utf8_path[i] = g_locale_to_utf8 (path[i], -1, NULL, NULL, NULL);
-
- gtk_icon_theme_set_search_path_utf8 (icon_theme, utf8_path, n_elements);
-
- for (i = 0; i < n_elements; i++)
- g_free ((gchar *) utf8_path[i]);
-
- g_free (utf8_path);
-}
-
-#undef gtk_icon_theme_get_search_path
-
-void
-gtk_icon_theme_get_search_path (GtkIconTheme *icon_theme,
- gchar **path[],
- gint *n_elements)
-{
- gint i, n;
+ g_return_val_if_fail (GTK_IS_ICON_THEME (icon_theme), NULL);
+ g_return_val_if_fail (G_IS_ICON (icon), NULL);
- gtk_icon_theme_get_search_path_utf8 (icon_theme, path, &n);
+ if (G_IS_LOADABLE_ICON (icon))
+ {
+ info = icon_info_new ();
+ info->loadable = G_LOADABLE_ICON (g_object_ref (icon));
- if (n_elements)
- *n_elements = n;
+ info->dir_type = ICON_THEME_DIR_UNTHEMED;
+ info->dir_size = size;
+ info->desired_size = size;
+ info->threshold = 2;
+ info->forced_size = (flags & GTK_ICON_LOOKUP_FORCE_SIZE) != 0;
- if (path)
+ return info;
+ }
+ else if (G_IS_THEMED_ICON (icon))
{
- for (i = 0; i < n; i++)
- {
- gchar *tem = (*path)[i];
+ const gchar **names;
- (*path)[i] = g_locale_from_utf8 ((*path)[i], -1, NULL, NULL, NULL);
- g_free (tem);
- }
- }
-}
+ names = (const gchar **)g_themed_icon_get_names (G_THEMED_ICON (icon));
+ info = gtk_icon_theme_choose_icon (icon_theme, names, size, flags);
-#undef gtk_icon_theme_append_search_path
+ return info;
+ }
+ else if (G_IS_EMBLEMED_ICON (icon))
+ {
+ GIcon *base, *emblem;
+ GList *list, *l;
+ GtkIconInfo *emblem_info;
-void
-gtk_icon_theme_append_search_path (GtkIconTheme *icon_theme,
- const gchar *path)
-{
- gchar *utf8_path = g_locale_from_utf8 (path, -1, NULL, NULL, NULL);
+ base = g_emblemed_icon_get_icon (G_EMBLEMED_ICON (icon));
+ info = gtk_icon_theme_lookup_by_gicon (icon_theme, base, size, flags);
+ if (info)
+ {
+ list = g_emblemed_icon_get_emblems (G_EMBLEMED_ICON (icon));
+ for (l = list; l; l = l->next)
+ {
+ emblem = g_emblem_get_icon (G_EMBLEM (l->data));
+ emblem_info = gtk_icon_theme_lookup_by_gicon (icon_theme, emblem, size / 2, flags);
+ if (emblem_info)
+ info->emblem_infos = g_slist_prepend (info->emblem_infos, emblem_info);
+ }
+ }
- gtk_icon_theme_append_search_path_utf8 (icon_theme, utf8_path);
+ return info;
+ }
- g_free (utf8_path);
+ return NULL;
}
-#undef gtk_icon_theme_prepend_search_path
-
-void
-gtk_icon_theme_prepend_search_path (GtkIconTheme *icon_theme,
- const gchar *path)
+/**
+ * gtk_icon_info_new_for_pixbuf:
+ * @icon_theme: a #GtkIconTheme
+ * @pixbuf: the pixbuf to wrap in a #GtkIconInfo
+ *
+ * Creates a #GtkIconInfo for a #GdkPixbuf.
+ *
+ * Returns: a #GtkIconInfo
+ *
+ * Since: 2.14
+ */
+GtkIconInfo *
+gtk_icon_info_new_for_pixbuf (GtkIconTheme *icon_theme,
+ GdkPixbuf *pixbuf)
{
- gchar *utf8_path = g_locale_from_utf8 (path, -1, NULL, NULL, NULL);
-
- gtk_icon_theme_prepend_search_path_utf8 (icon_theme, utf8_path);
-
- g_free (utf8_path);
-}
+ GtkIconInfo *info;
-#undef gtk_icon_info_get_filename
+ g_return_val_if_fail (GTK_IS_ICON_THEME (icon_theme), NULL);
+ g_return_val_if_fail (GDK_IS_PIXBUF (pixbuf), NULL);
-G_CONST_RETURN gchar *
-gtk_icon_info_get_filename (GtkIconInfo *icon_info)
-{
- g_return_val_if_fail (icon_info != NULL, NULL);
+ info = icon_info_new ();
+ info->pixbuf = g_object_ref (pixbuf);
+ info->scale = 1.0;
+ info->dir_type = ICON_THEME_DIR_UNTHEMED;
- return icon_info->cp_filename;
+ return info;
}
-
-#endif
-
-#define __GTK_ICON_THEME_C__
-#include "gtkaliasdef.c"
projects / ~andy / gtk / blobdiff