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authorTimm Bäder <mail@baedert.org>2021-01-29 09:05:03 +0100
committerTimm Bäder <mail@baedert.org>2021-01-29 09:45:25 +0100
commitfc9908165873fd1c540d3f839589809339c76291 (patch)
treee306d2f6cbf5a7f12936f4dc9c9afb4da40b8f78 /tests
parentaba14e6a434f2f196ee5df9350614846f3ac31f2 (diff)
downloadgtk+-fc9908165873fd1c540d3f839589809339c76291.tar.gz
showrendernode: Monitor input file
Diffstat (limited to 'tests')
-rw-r--r--tests/showrendernode.c113
1 files changed, 76 insertions, 37 deletions
diff --git a/tests/showrendernode.c b/tests/showrendernode.c
index 43f99b5198..9d145e6a82 100644
--- a/tests/showrendernode.c
+++ b/tests/showrendernode.c
@@ -22,6 +22,7 @@ struct _GtkNodeView
GtkWidget parent_instance;
GskRenderNode *node;
+ GFileMonitor *file_monitor;
};
struct _GtkNodeViewClass
@@ -35,6 +36,73 @@ GType gtk_node_view_get_type (void) G_GNUC_CONST;
G_DEFINE_TYPE(GtkNodeView, gtk_node_view, GTK_TYPE_WIDGET)
static void
+deserialize_error_func (const GskParseLocation *start,
+ const GskParseLocation *end,
+ const GError *error,
+ gpointer user_data)
+{
+ GString *string = g_string_new ("<data>");
+
+ g_string_append_printf (string, ":%zu:%zu",
+ start->lines + 1, start->line_chars + 1);
+ if (start->lines != end->lines || start->line_chars != end->line_chars)
+ {
+ g_string_append (string, "-");
+ if (start->lines != end->lines)
+ g_string_append_printf (string, "%zu:", end->lines + 1);
+ g_string_append_printf (string, "%zu", end->line_chars + 1);
+ }
+
+ g_warning ("Error at %s: %s", string->str, error->message);
+
+ g_string_free (string, TRUE);
+}
+
+static void
+load_file_contents (GtkNodeView *self,
+ GFile *file)
+{
+ GBytes *bytes;
+ GError *error = NULL;
+
+ bytes = g_file_load_bytes (file, NULL, NULL, NULL);
+ if (bytes == NULL)
+ return;
+
+ if (!g_utf8_validate (g_bytes_get_data (bytes, NULL), g_bytes_get_size (bytes), NULL))
+ {
+ g_bytes_unref (bytes);
+ return;
+ }
+
+ self->node = gsk_render_node_deserialize (bytes, deserialize_error_func, &error);
+
+ if (error)
+ {
+ g_critical ("Invalid node file: %s", error->message);
+ g_clear_error (&error);
+ return;
+ }
+
+ gtk_widget_queue_draw (GTK_WIDGET (self));
+
+ g_bytes_unref (bytes);
+}
+
+static void
+file_changed_cb (GFileMonitor *monitor,
+ GFile *file,
+ GFile *other_file,
+ GFileMonitorEvent event_type,
+ gpointer user_data)
+{
+ GtkNodeView *self = user_data;
+
+ if (event_type == G_FILE_MONITOR_EVENT_CHANGED)
+ load_file_contents (self, file);
+}
+
+static void
gtk_node_view_measure (GtkWidget *widget,
GtkOrientation orientation,
int for_size,
@@ -102,29 +170,6 @@ gtk_node_view_class_init (GtkNodeViewClass *klass)
}
static void
-deserialize_error_func (const GskParseLocation *start,
- const GskParseLocation *end,
- const GError *error,
- gpointer user_data)
-{
- GString *string = g_string_new ("<data>");
-
- g_string_append_printf (string, ":%zu:%zu",
- start->lines + 1, start->line_chars + 1);
- if (start->lines != end->lines || start->line_chars != end->line_chars)
- {
- g_string_append (string, "-");
- if (start->lines != end->lines)
- g_string_append_printf (string, "%zu:", end->lines + 1);
- g_string_append_printf (string, "%zu", end->line_chars + 1);
- }
-
- g_warning ("Error at %s: %s", string->str, error->message);
-
- g_string_free (string, TRUE);
-}
-
-static void
quit_cb (GtkWidget *widget,
gpointer data)
{
@@ -140,13 +185,11 @@ main (int argc, char **argv)
{
GtkWidget *window;
GtkWidget *nodeview;
- char *contents;
- gsize len;
- GBytes *bytes;
graphene_rect_t node_bounds;
GOptionContext *option_context;
GError *error = NULL;
gboolean done = FALSE;
+ GFile *file;
option_context = g_option_context_new ("NODE-FILE [-o OUTPUT] [--compare]");
g_option_context_add_main_entries (option_context, options, NULL);
@@ -175,23 +218,19 @@ main (int argc, char **argv)
gtk_window_set_decorated (GTK_WINDOW (window), FALSE);
- g_file_get_contents (argv[1], &contents, &len, &error);
+ file = g_file_new_for_path (argv[1]);
+ load_file_contents (GTK_NODE_VIEW (nodeview), file);
+ GTK_NODE_VIEW (nodeview)->file_monitor = g_file_monitor_file (file, G_FILE_MONITOR_NONE, NULL, &error);
+ g_object_unref (file);
+
if (error)
{
g_warning ("%s", error->message);
return -1;
}
- bytes = g_bytes_new_take (contents, len);
- GTK_NODE_VIEW (nodeview)->node = gsk_render_node_deserialize (bytes, deserialize_error_func, &error);
- g_bytes_unref (bytes);
-
- if (GTK_NODE_VIEW (nodeview)->node == NULL)
- {
- g_critical ("Invalid node file: %s", error->message);
- g_clear_error (&error);
- return -1;
- }
+ g_signal_connect (GTK_NODE_VIEW (nodeview)->file_monitor,
+ "changed", G_CALLBACK (file_changed_cb), nodeview);
if (write_to_filename != NULL)
{