callisto-debian/gtk3
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

GtkInfoBar: Use the new helpers

Browse Source 
Instead of issuing g_warning, fill the provided GError.
This lets us test this error handling, and is the right
thing to do. Use the new GtkBuilder helpers and
g_markup_collect_attributes to do so.
This commit is contained in:
Matthias Clasen 2015-04-25 19:35:22 -04:00
parent cff5e0d15b
commit 2dc8673a41
1 changed files with 103 additions and 56 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

159
gtk/gtkinfobar.c
View File

@ -34,6 +34,7 @@
#include "gtkinfobar.h"
#include "gtkaccessible.h"
#include "gtkbuildable.h"
#include "gtkbuilderprivate.h"
#include "gtkbbox.h"
#include "gtkbox.h"
#include "gtklabel.h"
@ -978,7 +979,7 @@ gtk_info_bar_response (GtkInfoBar *info_bar,
typedef struct
{
gchar *widget_name;
gchar *response_id;
gint response_id;
} ActionWidgetInfo;
typedef struct
@ -986,57 +987,104 @@ typedef struct
GtkInfoBar *info_bar;
GtkBuilder *builder;
GSList *items;
gchar *response;
} ActionWidgetsSubParserData;
gint response_id;
gboolean is_text;
GString *string;
} SubParserData;
static void
attributes_start_element (GMarkupParseContext *context,
const gchar *element_name,
const gchar **names,
const gchar **values,
gpointer user_data,
GError **error)
parser_start_element (GMarkupParseContext *context,
const gchar *element_name,
const gchar **names,
const gchar **values,
gpointer user_data,
GError **error)
{
ActionWidgetsSubParserData *parser_data = (ActionWidgetsSubParserData*)user_data;
guint i;
SubParserData *data = (SubParserData*)user_data;
if (strcmp (element_name, "action-widget") == 0)
{
for (i = 0; names[i]; i++)
if (strcmp (names[i], "response") == 0)
parser_data->response = g_strdup (values[i]);
const gchar *response;
GValue gvalue = G_VALUE_INIT;
if (!_gtk_builder_check_parent (data->builder, context, "action-widgets", error))
return;
if (!g_markup_collect_attributes (element_name, names, values, error,
G_MARKUP_COLLECT_STRING, "response", &response,
G_MARKUP_COLLECT_INVALID))
{
_gtk_builder_prefix_error (data->builder, context, error);
return;
}
if (!gtk_builder_value_from_string_type (data->builder, GTK_TYPE_RESPONSE_TYPE, response, &gvalue, error))
{
_gtk_builder_prefix_error (data->builder, context, error);
return;
}
data->response_id = g_value_get_enum (&gvalue);
data->is_text = TRUE;
g_string_set_size (data->string, 0);
}
else if (strcmp (element_name, "action-widgets") == 0)
return;
{
if (!_gtk_builder_check_parent (data->builder, context, "object", error))
return;
if (!g_markup_collect_attributes (element_name, names, values, error,
G_MARKUP_COLLECT_INVALID, NULL, NULL,
G_MARKUP_COLLECT_INVALID))
_gtk_builder_prefix_error (data->builder, context, error);
}
else
g_warning ("Unsupported tag for GtkInfoBar: %s\n", element_name);
{
_gtk_builder_error_unhandled_tag (data->builder, context,
"GtkInfoBar", element_name,
error);
}
}
static void
attributes_text_element (GMarkupParseContext *context,
const gchar *text,
gsize text_len,
gpointer user_data,
GError **error)
parser_text_element (GMarkupParseContext *context,
const gchar *text,
gsize text_len,
gpointer user_data,
GError **error)
{
ActionWidgetsSubParserData *parser_data = (ActionWidgetsSubParserData*)user_data;
ActionWidgetInfo *item;
SubParserData *data = (SubParserData*)user_data;
if (!parser_data->response)
return;
item = g_new (ActionWidgetInfo, 1);
item->widget_name = g_strndup (text, text_len);
item->response_id = parser_data->response;
parser_data->items = g_slist_prepend (parser_data->items, item);
parser_data->response = NULL;
if (data->is_text)
g_string_append_len (data->string, text, text_len);
}
static const GMarkupParser attributes_parser =
static void
parser_end_element (GMarkupParseContext *context,
const gchar *element_name,
gpointer user_data,
GError **error)
{
attributes_start_element,
NULL,
attributes_text_element,
SubParserData *data = (SubParserData*)user_data;
if (data->is_text)
{
ActionWidgetInfo *item;
item = g_new (ActionWidgetInfo, 1);
item->widget_name = g_strdup (data->string->str);
item->response_id = data->response_id;
data->items = g_slist_prepend (data->items, item);
data->is_text = FALSE;
}
}
static const GMarkupParser sub_parser =
{
parser_start_element,
parser_end_element,
parser_text_element,
};
gboolean
@ -1045,22 +1093,24 @@ gtk_info_bar_buildable_custom_tag_start (GtkBuildable *buildable,
GObject *child,
const gchar *tagname,
GMarkupParser *parser,
gpointer *data)
gpointer *parser_data)
{
ActionWidgetsSubParserData *parser_data;
SubParserData *data;
if (parent_buildable_iface->custom_tag_start (buildable, builder, child,
tagname, parser, data))
tagname, parser, parser_data))
return TRUE;
if (!child && strcmp (tagname, "action-widgets") == 0)
{
parser_data = g_slice_new0 (ActionWidgetsSubParserData);
parser_data->info_bar = GTK_INFO_BAR (buildable);
parser_data->items = NULL;
data = g_slice_new0 (SubParserData);
data->info_bar = GTK_INFO_BAR (buildable);
data->builder = builder;
data->string = g_string_new ("");
data->items = NULL;
*parser = attributes_parser;
*data = parser_data;
*parser = sub_parser;
*parser_data = data;
return TRUE;
}
@ -1075,7 +1125,7 @@ gtk_info_bar_buildable_custom_finished (GtkBuildable *buildable,
gpointer user_data)
{
GSList *l;
ActionWidgetsSubParserData *parser_data;
SubParserData *data;
GObject *object;
GtkInfoBar *info_bar;
ResponseData *ad;
@ -1089,10 +1139,10 @@ gtk_info_bar_buildable_custom_finished (GtkBuildable *buildable,
}
info_bar = GTK_INFO_BAR (buildable);
parser_data = (ActionWidgetsSubParserData*)user_data;
parser_data->items = g_slist_reverse (parser_data->items);
data = (SubParserData*)user_data;
data->items = g_slist_reverse (data->items);
for (l = parser_data->items; l; l = l->next)
for (l = data->items; l; l = l->next)
{
ActionWidgetInfo *item = l->data;
@ -1106,7 +1156,7 @@ gtk_info_bar_buildable_custom_finished (GtkBuildable *buildable,
}
ad = get_response_data (GTK_WIDGET (object), TRUE);
ad->response_id = atoi (item->response_id);
ad->response_id = item->response_id;
if (GTK_IS_BUTTON (object))
signal_id = g_signal_lookup ("clicked", GTK_TYPE_BUTTON);
@ -1119,11 +1169,7 @@ gtk_info_bar_buildable_custom_finished (GtkBuildable *buildable,
closure = g_cclosure_new_object (G_CALLBACK (action_widget_activated),
G_OBJECT (info_bar));
g_signal_connect_closure_by_id (object,
signal_id,
0,
closure,
FALSE);
g_signal_connect_closure_by_id (object, signal_id, 0, closure, FALSE);
}
if (ad->response_id == GTK_RESPONSE_HELP)
@ -1131,11 +1177,12 @@ gtk_info_bar_buildable_custom_finished (GtkBuildable *buildable,
GTK_WIDGET (object), TRUE);
g_free (item->widget_name);
g_free (item->response_id);
g_free (item);
}
g_slist_free (parser_data->items);
g_slice_free (ActionWidgetsSubParserData, parser_data);
g_slist_free (data->items);
g_string_free (data->string, TRUE);
g_slice_free (SubParserData, data);
}
/**