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app: Add helper function gimp_file_dialog_process_procedure() 

Add helper function gimp_file_dialog_process_procedure() to better
isolate logic in gimp_file_dialog_add_filters().
This commit is contained in:
Martin Nordholts 2009-08-28 07:49:17 +02:00
parent cf0db5c6bf
commit 2238b68d16
1 changed files with 90 additions and 49 deletions
app/widgets
gimpfiledialog.c

139
app/widgets/gimpfiledialog.c
View File

@ -94,6 +94,10 @@ static void gimp_file_dialog_add_preview (GimpFileDialog *dialo
static void gimp_file_dialog_add_filters (GimpFileDialog *dialog,
Gimp *gimp,
GSList *file_procs);
static void gimp_file_dialog_process_procedure (GimpPlugInProcedure
*file_proc,
GtkFileFilter **filter_out,
GtkFileFilter *all);
static void gimp_file_dialog_add_proc_selection (GimpFileDialog *dialog,
Gimp *gimp,
GSList *file_procs,
@ -787,63 +791,100 @@ gimp_file_dialog_add_filters (GimpFileDialog *dialog,
for (list = file_procs; list; list = g_slist_next (list))
{
GimpPlugInProcedure *file_proc = list->data;
GtkFileFilter *filter = NULL;
if (file_proc->extensions_list)
gimp_file_dialog_process_procedure (file_proc,
&filter,
all);
if (filter)
{
GtkFileFilter *filter = gtk_file_filter_new ();
GString *str;
GSList *ext;
gint i;
str = g_string_new (gimp_plug_in_procedure_get_label (file_proc));
for (ext = file_proc->extensions_list, i = 0;
ext;
ext = g_slist_next (ext), i++)
{
const gchar *extension = ext->data;
gchar *pattern;
pattern = gimp_file_dialog_pattern_from_extension (extension);
gtk_file_filter_add_pattern (filter, pattern);
gtk_file_filter_add_pattern (all, pattern);
g_free (pattern);
if (i == 0)
{
g_string_append (str, " (");
}
else if (i <= MAX_EXTENSIONS)
{
g_string_append (str, ", ");
}
if (i < MAX_EXTENSIONS)
{
g_string_append (str, "*.");
g_string_append (str, extension);
}
else if (i == MAX_EXTENSIONS)
{
g_string_append (str, "...");
}
if (! ext->next)
{
g_string_append (str, ")");
}
}
gtk_file_filter_set_name (filter, str->str);
g_string_free (str, TRUE);
gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog),
filter);
g_object_unref (filter);
}
}
gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (dialog), all);
}
/**
* gimp_file_dialog_process_procedure:
* @file_proc:
* @filter_out:
* @all:
*
* Creates a #GtkFileFilter of @file_proc and adds the extensions to
* the @all filter. The returned #GtkFileFilter has a normal ref and
* must be unreffed when used.
**/
static void
gimp_file_dialog_process_procedure (GimpPlugInProcedure *file_proc,
GtkFileFilter **filter_out,
GtkFileFilter *all)
{
GtkFileFilter *filter = NULL;
GString *str = NULL;
GSList *ext = NULL;
gint i = 0;
if (!file_proc->extensions_list)
return;
filter = gtk_file_filter_new ();
str = g_string_new (gimp_plug_in_procedure_get_label (file_proc));
/* Take ownership directly so we don't have to mess with a floating
* ref
*/
g_object_ref_sink (filter);
for (ext = file_proc->extensions_list, i = 0;
ext;
ext = g_slist_next (ext), i++)
{
const gchar *extension = ext->data;
gchar *pattern;
pattern = gimp_file_dialog_pattern_from_extension (extension);
gtk_file_filter_add_pattern (filter, pattern);
gtk_file_filter_add_pattern (all, pattern);
g_free (pattern);
if (i == 0)
{
g_string_append (str, " (");
}
else if (i <= MAX_EXTENSIONS)
{
g_string_append (str, ", ");
}
if (i < MAX_EXTENSIONS)
{
g_string_append (str, "*.");
g_string_append (str, extension);
}
else if (i == MAX_EXTENSIONS)
{
g_string_append (str, "...");
}
if (! ext->next)
{
g_string_append (str, ")");
}
}
gtk_file_filter_set_name (filter, str->str);
g_string_free (str, TRUE);
if (filter_out)
*filter_out = g_object_ref (filter);
g_object_unref (filter);
}
static void
gimp_file_dialog_add_proc_selection (GimpFileDialog *dialog,
Gimp *gimp,