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pixbuf-engine: Clean up error conditions and destructors

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Simplify the error checks and move all common behaviour into a utility
function.

https://bugzilla.gnome.org/show_bug.cgi?id=712536
This commit is contained in:
Emmanuele Bassi 2013-11-18 11:05:39 +00:00 committed by Matthias Clasen
parent 01dfd8bb6e
commit 34fd1234a6
1 changed files with 23 additions and 36 deletions
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59
modules/engines/pixbuf/pixbuf-rc-style.c
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@ -619,20 +619,24 @@ theme_image_unref (ThemeImage *data)
if (data->refcount == 0)
{
g_free (data->match_data.detail);
if (data->background)
theme_pixbuf_destroy (data->background);
if (data->overlay)
theme_pixbuf_destroy (data->overlay);
if (data->gap_start)
theme_pixbuf_destroy (data->gap_start);
if (data->gap)
theme_pixbuf_destroy (data->gap);
if (data->gap_end)
theme_pixbuf_destroy (data->gap_end);
theme_pixbuf_destroy (data->background);
theme_pixbuf_destroy (data->overlay);
theme_pixbuf_destroy (data->gap_start);
theme_pixbuf_destroy (data->gap_end);
theme_pixbuf_destroy (data->gap);
g_free (data);
}
}
static inline void
clear_theme_pixbuf_and_warn (ThemePixbuf **theme_pb,
GScanner *scanner,
const char *message)
{
theme_clear_pixbuf (theme_pb);
g_scanner_warn (scanner, message);
}
static guint
theme_parse_image(GtkSettings *settings,
GScanner *scanner,
@ -756,38 +760,21 @@ theme_parse_image(GtkSettings *settings,
token = g_scanner_get_next_token(scanner);
if (data->background && !data->background->filename)
{
g_scanner_warn (scanner, "Background image options specified without filename");
theme_pixbuf_destroy (data->background);
data->background = NULL;
}
clear_theme_pixbuf_and_warn (&data->background, scanner, "Background image options specified without filename");
if (data->overlay && !data->overlay->filename)
{
g_scanner_warn (scanner, "Overlay image options specified without filename");
theme_pixbuf_destroy (data->overlay);
data->overlay = NULL;
}
clear_theme_pixbuf_and_warn (&data->overlay, scanner, "Overlay image options specified without filename");
if (data->gap && !data->gap->filename)
if (!data->gap->filename)
{
g_scanner_warn (scanner, "Gap image options specified without filename");
theme_pixbuf_destroy (data->gap);
data->gap = NULL;
}
if (data->gap)
clear_theme_pixbuf_and_warn (&data->gap, scanner, "Gap image options specified without filename");
if (data->gap_start && !data->gap_start->filename)
{
g_scanner_warn (scanner, "Gap start image options specified without filename");
theme_pixbuf_destroy (data->gap_start);
data->gap_start = NULL;
}
if (data->gap_start)
clear_theme_pixbuf_and_warn (&data->gap_start, scanner, "Gap start image options specified without filename");
if (data->gap_end && !data->gap_end->filename)
{
g_scanner_warn (scanner, "Gap end image options specified without filename");
theme_pixbuf_destroy (data->gap_end);
data->gap_end = NULL;
if (data->gap_end)
clear_theme_pixbuf_and_warn (&data->gap_end, scanner, "Gap end image options specified without filename");
}
if (token != G_TOKEN_RIGHT_CURLY)