[Xfce4-commits] <xfdesktop:jannis/port-to-gio> Rework all peek_pixbuf() methods to work like in Thunar, using GIO.

Jannis Pohlmann noreply at xfce.org
Mon Oct 25 15:52:01 CEST 2010


Updating branch refs/heads/jannis/port-to-gio
         to bfc8dbf12b880811fd48aa5e8f5864af699f2519 (commit)
       from b8de33e89111a9060373f0a5934b756f4f81489a (commit)

commit bfc8dbf12b880811fd48aa5e8f5864af699f2519
Author: Jannis Pohlmann <jannis at xfce.org>
Date:   Mon Oct 25 15:49:12 2010 +0200

    Rework all peek_pixbuf() methods to work like in Thunar, using GIO.

 src/xfdesktop-file-icon-manager.c |    1 -
 src/xfdesktop-file-utils.c        |   39 +++++++++++----------
 src/xfdesktop-file-utils.h        |    3 +-
 src/xfdesktop-regular-file-icon.c |   69 ++++++++++++++++++++++++++++---------
 src/xfdesktop-special-file-icon.c |   41 +++++++---------------
 src/xfdesktop-volume-icon.c       |   10 ++---
 6 files changed, 92 insertions(+), 71 deletions(-)

diff --git a/src/xfdesktop-file-icon-manager.c b/src/xfdesktop-file-icon-manager.c
index b37a657..f55c87b 100644
--- a/src/xfdesktop-file-icon-manager.c
+++ b/src/xfdesktop-file-icon-manager.c
@@ -108,7 +108,6 @@ struct _XfdesktopFileIconManagerPrivate
     GFile *folder;
     XfdesktopFileIcon *desktop_icon;
     GFileMonitor *monitor;
-    ThunarVfsJob *list_job;
     GFileEnumerator *enumerator;
     
     GHashTable *icons;
diff --git a/src/xfdesktop-file-utils.c b/src/xfdesktop-file-utils.c
index 226c0f5..cda6178 100644
--- a/src/xfdesktop-file-utils.c
+++ b/src/xfdesktop-file-utils.c
@@ -160,8 +160,8 @@ xfdesktop_file_utils_get_file_kind(const ThunarVfsInfo *info,
     return str;
 }
 
-static
-gboolean xfdesktop_file_utils_is_desktop_file(GFileInfo *info)
+gboolean 
+xfdesktop_file_utils_is_desktop_file(GFileInfo *info)
 {
     const gchar *content_type;
     gboolean is_desktop_file = FALSE;
@@ -297,14 +297,13 @@ xfdesktop_file_utils_get_fallback_icon(gint size)
 
 GdkPixbuf *
 xfdesktop_file_utils_get_file_icon(const gchar *custom_icon_name,
-                                   ThunarVfsInfo *info,
+                                   GFileInfo *info,
                                    gint size,
                                    const GdkPixbuf *emblem,
                                    guint opacity)
 {
     GtkIconTheme *itheme = gtk_icon_theme_get_default();
     GdkPixbuf *pix_theme = NULL, *pix = NULL;
-    const gchar *icon_name;
     
     if(custom_icon_name) {
         pix_theme = gtk_icon_theme_load_icon(itheme, custom_icon_name, size,
@@ -312,20 +311,24 @@ xfdesktop_file_utils_get_file_icon(const gchar *custom_icon_name,
     }
     
     if(!pix_theme && info) {
-        icon_name = thunar_vfs_info_get_custom_icon(info);
-        if(icon_name) {
-            pix_theme = gtk_icon_theme_load_icon(itheme, icon_name, size,
-                                                 ITHEME_FLAGS, NULL);
-        }
-    }
-
-    if(!pix_theme && info && info->mime_info) {
-        icon_name = thunar_vfs_mime_info_lookup_icon_name(info->mime_info,
-                                                          gtk_icon_theme_get_default());
-        DBG("got mime info icon name: %s", icon_name);
-        if(icon_name) {
-            pix_theme = gtk_icon_theme_load_icon(itheme, icon_name, size,
-                                                 ITHEME_FLAGS, NULL);
+        GIcon *icon = g_file_info_get_icon(info);
+        if(icon) {
+            if(G_IS_THEMED_ICON(icon)) {
+              GtkIconInfo *icon_info = gtk_icon_theme_lookup_by_gicon(itheme,
+                                                                      icon, size,
+                                                                      ITHEME_FLAGS);
+              if(icon_info) {
+                  pix_theme = gtk_icon_info_load_icon(icon_info, NULL);
+                  gtk_icon_info_free(icon_info);
+              }
+            } else if(G_IS_LOADABLE_ICON(icon)) {
+                GInputStream *stream = g_loadable_icon_load(G_LOADABLE_ICON(icon), 
+                                                            size, NULL, NULL, NULL);
+                if(stream) {
+                    pix = gdk_pixbuf_new_from_stream(stream, NULL, NULL);
+                    g_object_unref(stream);
+                }
+            }
         }
     }
 
diff --git a/src/xfdesktop-file-utils.h b/src/xfdesktop-file-utils.h
index a94de89..5f37e95 100644
--- a/src/xfdesktop-file-utils.h
+++ b/src/xfdesktop-file-utils.h
@@ -57,6 +57,7 @@ void xfdesktop_file_utils_move_into(GtkWindow *parent,
 
 gchar *xfdesktop_file_utils_get_file_kind(const ThunarVfsInfo *info,
                                           gboolean *is_link);
+gboolean xfdesktop_file_utils_is_desktop_file(GFileInfo *info);
 gboolean xfdesktop_file_utils_file_is_executable(GFileInfo *info);
 
 GList *xfdesktop_file_utils_file_icon_list_to_file_list(GList *icon_list);
@@ -66,7 +67,7 @@ void xfdesktop_file_utils_file_list_free(GList *file_list);
 GdkPixbuf *xfdesktop_file_utils_get_fallback_icon(gint size);
 
 GdkPixbuf *xfdesktop_file_utils_get_file_icon(const gchar *custom_icon_name,
-                                              ThunarVfsInfo *info,
+                                              GFileInfo *info,
                                               gint size,
                                               const GdkPixbuf *emblem,
                                               guint opacity);
diff --git a/src/xfdesktop-regular-file-icon.c b/src/xfdesktop-regular-file-icon.c
index 9d7e41f..b57de9f 100644
--- a/src/xfdesktop-regular-file-icon.c
+++ b/src/xfdesktop-regular-file-icon.c
@@ -212,21 +212,55 @@ xfdesktop_regular_file_icon_peek_pixbuf(XfdesktopIcon *icon,
                                         gint size)
 {
     XfdesktopRegularFileIcon *file_icon = XFDESKTOP_REGULAR_FILE_ICON(icon);
-    const gchar *icon_name = NULL;
+    gchar *icon_name = NULL;
     GdkPixbuf *emblem_pix = NULL;
-    
+
     if(size != file_icon->priv->cur_pix_size)
         xfdesktop_regular_file_icon_invalidate_pixbuf(file_icon);
-    
+
     if(!file_icon->priv->pix) {
-        /* check the application's binary name like thunar does (bug 1956) */
-        if(!file_icon->priv->pix
-           && file_icon->priv->info->flags & THUNAR_VFS_FILE_FLAGS_EXECUTABLE)
-        {
-            icon_name = thunar_vfs_path_get_name(file_icon->priv->info->path);
+        /* create a GFile for the $HOME/.thumbnails/ directory */
+        gchar *thumbnail_dir_path = g_build_filename(xfce_get_homedir(), 
+                                                     ".thumbnails", NULL);
+        GFile *thumbnail_dir = g_file_new_for_path(thumbnail_dir_path);
+
+        if(g_file_has_prefix(file_icon->priv->file, thumbnail_dir)) {
+            /* use the filename as custom icon name for thumbnails */
+            icon_name = g_file_get_path(file_icon->priv->file);
+        } else if(xfdesktop_file_utils_is_desktop_file(file_icon->priv->file_info)) {
+            gchar *contents;
+            gsize length;
+
+            /* try to load the file into memory */
+            if(g_file_load_contents(file_icon->priv->file, NULL, &contents, &length, 
+                                    NULL, NULL)) 
+            {
+                /* allocate a new key file */
+                GKeyFile *key_file = g_key_file_new();
+
+                /* try to parse the key file from the contents of the file */
+                if (g_key_file_load_from_data(key_file, contents, length, 0, NULL)) {
+                    /* try to determine the custom icon name */
+                    icon_name = g_key_file_get_string(key_file,
+                                                      G_KEY_FILE_DESKTOP_GROUP,
+                                                      G_KEY_FILE_DESKTOP_KEY_ICON,
+                                                      NULL);
+                }
+
+                /* free key file and in-memory data */
+                g_key_file_free(key_file);
+                g_free(contents);
+            }
         }
-        
-        if(file_icon->priv->info->flags & THUNAR_VFS_FILE_FLAGS_SYMLINK) {
+
+        /* release thumbnail path */
+        g_object_unref(thumbnail_dir);
+        g_free(thumbnail_dir_path);
+
+        /* load the symlink emblem if necessary */
+        if(g_file_info_get_attribute_boolean(file_icon->priv->file_info, 
+                                             G_FILE_ATTRIBUTE_STANDARD_IS_SYMLINK)) 
+        {
             GtkIconTheme *itheme = gtk_icon_theme_get_default();
             gint sym_pix_size = size * 2 / 3;
             
@@ -241,22 +275,23 @@ xfdesktop_regular_file_icon_peek_pixbuf(XfdesktopIcon *icon,
                                                              sym_pix_size,
                                                              sym_pix_size,
                                                              GDK_INTERP_BILINEAR);
-                    g_object_unref(G_OBJECT(emblem_pix));
+                    g_object_unref(emblem_pix);
                     emblem_pix = tmp;
                 }
             }
         }
         
-        file_icon->priv->pix = xfdesktop_file_utils_get_file_icon(icon_name,
-                                                                  file_icon->priv->info,
-                                                                  size,
-                                                                  emblem_pix,
+        file_icon->priv->pix = xfdesktop_file_utils_get_file_icon(icon_name, 
+                                                                  file_icon->priv->file_info, 
+                                                                  size, emblem_pix,
                                                                   file_icon->priv->pix_opacity);
         
+        file_icon->priv->cur_pix_size = size;
+
         if(emblem_pix)
-             g_object_unref(G_OBJECT(emblem_pix));
+             g_object_unref(emblem_pix);
         
-        file_icon->priv->cur_pix_size = size;
+        g_free(icon_name);
     }
     
     return file_icon->priv->pix;
diff --git a/src/xfdesktop-special-file-icon.c b/src/xfdesktop-special-file-icon.c
index 18342d7..86e8735 100644
--- a/src/xfdesktop-special-file-icon.c
+++ b/src/xfdesktop-special-file-icon.c
@@ -232,32 +232,17 @@ xfdesktop_special_file_icon_peek_pixbuf(XfdesktopIcon *icon,
     
     if(!file_icon->priv->pix) {
         const gchar *custom_icon_name = NULL;
-        GtkIconTheme *icon_theme = gtk_icon_theme_get_for_screen(file_icon->priv->gscreen);
-        
-        if(XFDESKTOP_SPECIAL_FILE_ICON_HOME == file_icon->priv->type) {
-            if(gtk_icon_theme_has_icon(icon_theme, "user-home"))
-                custom_icon_name = "user-home";
-            else if(gtk_icon_theme_has_icon(icon_theme, "gnome-fs-desktop"))
-                custom_icon_name = "gnome-fs-desktop";
-        } else if(XFDESKTOP_SPECIAL_FILE_ICON_TRASH == file_icon->priv->type) {
-            if(file_icon->priv->trash_full) {
-                if(gtk_icon_theme_has_icon(icon_theme, "user-trash-full"))
-                    custom_icon_name = "user-trash-full";
-                else if(gtk_icon_theme_has_icon(icon_theme, "gnome-fs-trash-full"))
-                    custom_icon_name = "gnome-fs-trash-full";
-            } else {
-                if(gtk_icon_theme_has_icon(icon_theme, "user-trash"))
-                    custom_icon_name = "user-trash";
-                else if(gtk_icon_theme_has_icon(icon_theme, "gnome-fs-trash-empty"))
-                    custom_icon_name = "gnome-fs-trash-empty";
-            }
-        }
+
+        /* use a custom icon name for the local filesystem root */
+        GFile *parent = g_file_get_parent(file_icon->priv->file);
+        if(!parent && g_file_has_uri_scheme(file_icon->priv->file, "file"))
+            custom_icon_name = "drive-harddisk";
+        if(parent)
+            g_object_unref(parent);
         
         file_icon->priv->pix = xfdesktop_file_utils_get_file_icon(custom_icon_name,
-                                                                  file_icon->priv->info,
-                                                                  size,
-                                                                  NULL,
-                                                                  100);
+                                                                  file_icon->priv->file_info,
+                                                                  size, NULL, 100);
         
         file_icon->priv->cur_pix_size = size;
     }
@@ -764,7 +749,7 @@ xfdesktop_special_file_icon_new(XfdesktopSpecialFileIconType type,
 {
     XfdesktopSpecialFileIcon *special_file_icon;
     ThunarVfsPath *path = NULL;
-    gchar *pathname;
+    gchar *uri;
     
     switch(type) {
         case XFDESKTOP_SPECIAL_FILE_ICON_FILESYSTEM:
@@ -790,9 +775,9 @@ xfdesktop_special_file_icon_new(XfdesktopSpecialFileIconType type,
     thunar_vfs_path_unref(path);
 
     /* convert the ThunarVfsPath into a GFile */
-    pathname = thunar_vfs_path_dup_string(special_file_icon->priv->info->path);
-    special_file_icon->priv->file = g_file_new_for_path(pathname);
-    g_free(pathname);
+    uri = thunar_vfs_path_dup_uri(special_file_icon->priv->info->path);
+    special_file_icon->priv->file = g_file_new_for_uri(uri);
+    g_free(uri);
 
     /* query file information from GIO */
     special_file_icon->priv->file_info = g_file_query_info(special_file_icon->priv->file,
diff --git a/src/xfdesktop-volume-icon.c b/src/xfdesktop-volume-icon.c
index 107e092..1f443ec 100644
--- a/src/xfdesktop-volume-icon.c
+++ b/src/xfdesktop-volume-icon.c
@@ -241,16 +241,14 @@ xfdesktop_volume_icon_peek_pixbuf(XfdesktopIcon *icon,
     
     if(size != file_icon->priv->cur_pix_size)
         xfdesktop_volume_icon_invalidate_pixbuf(file_icon);
-    
+
     if(!file_icon->priv->pix) {
         icon_name = thunar_vfs_volume_lookup_icon_name(file_icon->priv->volume,
                                                        gtk_icon_theme_get_default());
         
-        file_icon->priv->pix = xfdesktop_file_utils_get_file_icon(icon_name,
-                                                                  file_icon->priv->info,
-                                                                  size,
-                                                                  NULL,
-                                                                  100);
+        file_icon->priv->pix = xfdesktop_file_utils_get_file_icon(icon_name, 
+                                                                  file_icon->priv->file_info,
+                                                                  size, NULL, 100);
         
         file_icon->priv->cur_pix_size = size;
     }



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