AuroraMiddleware/gtk2
1
0
Fork 0
forked from AuroraMiddleware/gtk
Code Issues Pull Requests Projects Releases Wiki Activity

GtkWidget: 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 19:37:02 -04:00
parent ca82b610a1
commit b53b38ff32
1 changed files with 162 additions and 161 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

323
gtk/gtkwidget.c
View File

@ -14140,21 +14140,20 @@ gtk_widget_buildable_parser_finished (GtkBuildable *buildable,
typedef struct
{
GtkBuilder *builder;
GSList *actions;
GSList *relations;
} AccessibilitySubParserData;
static void
accessibility_start_element (GMarkupParseContext *context,
const gchar *element_name,
const gchar **names,
const gchar **values,
gpointer user_data,
GError **error)
const gchar *element_name,
const gchar **names,
const gchar **values,
gpointer user_data,
GError **error)
{
AccessibilitySubParserData *data = (AccessibilitySubParserData*)user_data;
guint i;
gint line_number, char_number;
if (strcmp (element_name, "relation") == 0)
{
@ -14162,106 +14161,46 @@ accessibility_start_element (GMarkupParseContext *context,
gchar *type = NULL;
AtkRelationData *relation;
for (i = 0; names[i]; i++)
{
if (strcmp (names[i], "target") == 0)
target = g_strdup (values[i]);
else if (strcmp (names[i], "type") == 0)
type = g_strdup (values[i]);
else
{
g_markup_parse_context_get_position (context,
&line_number,
&char_number);
g_set_error (error,
GTK_BUILDER_ERROR,
GTK_BUILDER_ERROR_INVALID_ATTRIBUTE,
"%s:%d:%d '%s' is not a valid attribute of <%s>",
"<input>",
line_number, char_number, names[i], "relation");
g_free (target);
g_free (type);
return;
}
}
if (!_gtk_builder_check_parent (data->builder, context, "accessibility", error))
return;
if (!target || !type)
{
g_markup_parse_context_get_position (context,
&line_number,
&char_number);
g_set_error (error,
GTK_BUILDER_ERROR,
GTK_BUILDER_ERROR_MISSING_ATTRIBUTE,
"%s:%d:%d <%s> requires attribute \"%s\"",
"<input>",
line_number, char_number, "relation",
type ? "target" : "type");
g_free (target);
g_free (type);
return;
}
if (!g_markup_collect_attributes (element_name, names, values, error,
G_MARKUP_COLLECT_STRING, "target", &target,
G_MARKUP_COLLECT_STRING, "type", &type,
G_MARKUP_COLLECT_INVALID))
{
_gtk_builder_prefix_error (data->builder, context, error);
return;
}
relation = g_slice_new (AtkRelationData);
relation->target = target;
relation->type = type;
relation->target = g_strdup (target);
relation->type = g_strdup (type);
data->relations = g_slist_prepend (data->relations, relation);
}
else if (strcmp (element_name, "action") == 0)
{
const gchar *action_name = NULL;
const gchar *action_name;
const gchar *description = NULL;
const gchar *msg_context = NULL;
gboolean translatable = FALSE;
AtkActionData *action;
for (i = 0; names[i]; i++)
{
if (strcmp (names[i], "action_name") == 0)
action_name = values[i];
else if (strcmp (names[i], "description") == 0)
description = values[i];
else if (strcmp (names[i], "translatable") == 0)
{
if (!_gtk_builder_boolean_from_string (values[i], &translatable, error))
return;
}
else if (strcmp (names[i], "comments") == 0)
{
/* do nothing, comments are for translators */
}
else if (strcmp (names[i], "context") == 0)
msg_context = values[i];
else
{
g_markup_parse_context_get_position (context,
&line_number,
&char_number);
g_set_error (error,
GTK_BUILDER_ERROR,
GTK_BUILDER_ERROR_INVALID_ATTRIBUTE,
"%s:%d:%d '%s' is not a valid attribute of <%s>",
"<input>",
line_number, char_number, names[i], "action");
return;
}
}
if (!_gtk_builder_check_parent (data->builder, context, "accessibility", error))
return;
if (!action_name)
{
g_markup_parse_context_get_position (context,
&line_number,
&char_number);
g_set_error (error,
GTK_BUILDER_ERROR,
GTK_BUILDER_ERROR_MISSING_ATTRIBUTE,
"%s:%d:%d <%s> requires attribute \"%s\"",
"<input>",
line_number, char_number, "action",
"action_name");
return;
}
if (!g_markup_collect_attributes (element_name, names, values, error,
G_MARKUP_COLLECT_STRING, "action_name", &action_name,
G_MARKUP_COLLECT_STRING|G_MARKUP_COLLECT_OPTIONAL, "description", &description,
G_MARKUP_COLLECT_STRING|G_MARKUP_COLLECT_OPTIONAL, "comments", NULL,
G_MARKUP_COLLECT_STRING|G_MARKUP_COLLECT_OPTIONAL, "context", &msg_context,
G_MARKUP_COLLECT_BOOLEAN|G_MARKUP_COLLECT_OPTIONAL, "translatable", &translatable,
G_MARKUP_COLLECT_INVALID))
{
_gtk_builder_prefix_error (data->builder, context, error);
return;
}
action = g_slice_new (AtkActionData);
action->action_name = g_strdup (action_name);
@ -14272,9 +14211,21 @@ accessibility_start_element (GMarkupParseContext *context,
data->actions = g_slist_prepend (data->actions, action);
}
else if (strcmp (element_name, "accessibility") == 0)
;
{
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 GtkWidget: %s\n", element_name);
{
_gtk_builder_error_unhandled_tag (data->builder, context,
"GtkWidget", element_name,
error);
}
}
static void
@ -14304,6 +14255,7 @@ static const GMarkupParser accessibility_parser =
typedef struct
{
GObject *object;
GtkBuilder *builder;
guint key;
guint modifiers;
gchar *signal;
@ -14311,42 +14263,65 @@ typedef struct
static void
accel_group_start_element (GMarkupParseContext *context,
const gchar *element_name,
const gchar **names,
const gchar **values,
gpointer user_data,
GError **error)
const gchar *element_name,
const gchar **names,
const gchar **values,
gpointer user_data,
GError **error)
{
gint i;
guint key = 0;
guint modifiers = 0;
gchar *signal = NULL;
AccelGroupParserData *parser_data = (AccelGroupParserData*)user_data;
AccelGroupParserData *data = (AccelGroupParserData*)user_data;
for (i = 0; names[i]; i++)
if (strcmp (element_name, "accelerator") == 0)
{
if (strcmp (names[i], "key") == 0)
key = gdk_keyval_from_name (values[i]);
else if (strcmp (names[i], "modifiers") == 0)
{
if (!_gtk_builder_flags_from_string (GDK_TYPE_MODIFIER_TYPE,
values[i],
&modifiers,
error))
const gchar *key_str = NULL;
const gchar *signal = NULL;
const gchar *modifiers_str = NULL;
guint key = 0;
guint modifiers = 0;
if (!_gtk_builder_check_parent (data->builder, context, "object", error))
return;
if (!g_markup_collect_attributes (element_name, names, values, error,
G_MARKUP_COLLECT_STRING, "key", &key_str,
G_MARKUP_COLLECT_STRING, "signal", &signal,
G_MARKUP_COLLECT_STRING|G_MARKUP_COLLECT_OPTIONAL, "modifiers", &modifiers_str,
G_MARKUP_COLLECT_INVALID))
{
_gtk_builder_prefix_error (data->builder, context, error);
return;
}
key = gdk_keyval_from_name (key_str);
if (key == 0)
{
g_set_error (error,
GTK_BUILDER_ERROR, GTK_BUILDER_ERROR_INVALID_VALUE,
"Could not parse key '%s'", key_str);
_gtk_builder_prefix_error (data->builder, context, error);
return;
}
if (modifiers_str != NULL)
{
if (!_gtk_builder_flags_from_string (GDK_TYPE_MODIFIER_TYPE,
modifiers_str, &modifiers, error))
{
_gtk_builder_prefix_error (data->builder, context, error);
return;
}
else if (strcmp (names[i], "signal") == 0)
signal = g_strdup (values[i]);
}
}
}
if (key == 0 || signal == NULL)
{
g_warning ("<accelerator> requires key and signal attributes");
return;
data->key = key;
data->modifiers = modifiers;
data->signal = g_strdup (signal);
}
else
{
_gtk_builder_error_unhandled_tag (data->builder, context,
"GtkWidget", element_name,
error);
}
parser_data->key = key;
parser_data->modifiers = modifiers;
parser_data->signal = signal;
}
static const GMarkupParser accel_group_parser =
@ -14356,6 +14331,7 @@ static const GMarkupParser accel_group_parser =
typedef struct
{
GtkBuilder *builder;
GSList *classes;
} StyleParserData;
@ -14367,25 +14343,41 @@ style_start_element (GMarkupParseContext *context,
gpointer user_data,
GError **error)
{
StyleParserData *style_data = (StyleParserData *)user_data;
gchar *class_name;
StyleParserData *data = (StyleParserData *)user_data;
if (strcmp (element_name, "class") == 0)
{
if (g_markup_collect_attributes (element_name,
names,
values,
error,
G_MARKUP_COLLECT_STRDUP, "name", &class_name,
G_MARKUP_COLLECT_INVALID))
const gchar *name;
if (!_gtk_builder_check_parent (data->builder, context, "style", error))
return;
if (!g_markup_collect_attributes (element_name, names, values, error,
G_MARKUP_COLLECT_STRING, "name", &name,
G_MARKUP_COLLECT_INVALID))
{
style_data->classes = g_slist_append (style_data->classes, class_name);
_gtk_builder_prefix_error (data->builder, context, error);
return;
}
data->classes = g_slist_append (data->classes, g_strdup (name));
}
else if (strcmp (element_name, "style") == 0)
;
{
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 GtkWidget: %s\n", element_name);
{
_gtk_builder_error_unhandled_tag (data->builder, context,
"GtkWidget", element_name,
error);
}
}
static const GMarkupParser style_parser =
@ -14395,40 +14387,49 @@ static const GMarkupParser style_parser =
static gboolean
gtk_widget_buildable_custom_tag_start (GtkBuildable *buildable,
GtkBuilder *builder,
GObject *child,
const gchar *tagname,
GMarkupParser *parser,
gpointer *data)
GtkBuilder *builder,
GObject *child,
const gchar *tagname,
GMarkupParser *parser,
gpointer *parser_data)
{
g_assert (buildable);
if (strcmp (tagname, "accelerator") == 0)
{
AccelGroupParserData *parser_data;
AccelGroupParserData *data;
data = g_slice_new0 (AccelGroupParserData);
data->object = g_object_ref (buildable);
data->builder = builder;
parser_data = g_slice_new0 (AccelGroupParserData);
parser_data->object = g_object_ref (buildable);
*parser = accel_group_parser;
*data = parser_data;
*parser_data = data;
return TRUE;
}
if (strcmp (tagname, "accessibility") == 0)
{
AccessibilitySubParserData *parser_data;
AccessibilitySubParserData *data;
data = g_slice_new0 (AccessibilitySubParserData);
data->builder = builder;
parser_data = g_slice_new0 (AccessibilitySubParserData);
*parser = accessibility_parser;
*data = parser_data;
*parser_data = data;
return TRUE;
}
if (strcmp (tagname, "style") == 0)
{
StyleParserData *parser_data;
StyleParserData *data;
data = g_slice_new0 (StyleParserData);
data->builder = builder;
parser_data = g_slice_new0 (StyleParserData);
*parser = style_parser;
*data = parser_data;
*parser_data = data;
return TRUE;
}
@ -14437,8 +14438,8 @@ gtk_widget_buildable_custom_tag_start (GtkBuildable *buildable,
void
_gtk_widget_buildable_finish_accelerator (GtkWidget *widget,
GtkWidget *toplevel,
gpointer user_data)
GtkWidget *toplevel,
gpointer user_data)
{
AccelGroupParserData *accel_data;
GSList *accel_groups;
@ -14475,10 +14476,10 @@ _gtk_widget_buildable_finish_accelerator (GtkWidget *widget,
static void
gtk_widget_buildable_custom_finished (GtkBuildable *buildable,
GtkBuilder *builder,
GObject *child,
const gchar *tagname,
gpointer user_data)
GtkBuilder *builder,
GObject *child,
const gchar *tagname,
gpointer user_data)
{
if (strcmp (tagname, "accelerator") == 0)
{
@ -14566,9 +14567,9 @@ gtk_widget_buildable_custom_finished (GtkBuildable *buildable,
}
}
static GtkSizeRequestMode
static GtkSizeRequestMode
gtk_widget_real_get_request_mode (GtkWidget *widget)
{
{
/* By default widgets dont trade size at all. */
return GTK_SIZE_REQUEST_CONSTANT_SIZE;
}