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inspector: Show some information about expressions

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This is not too useful, but better than nothing.
This commit is contained in:
Matthias Clasen
2020-07-13 20:49:56 -04:00
parent 7b36b339aa
commit 2b5dd0082d
1 changed files with 72 additions and 0 deletions
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72
gtk/inspector/prop-editor.c
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@@ -768,6 +768,67 @@ font_changed (GObject *object, GParamSpec *pspec, gpointer data)
pango_font_description_free (fb_font_desc);
}
static char *
describe_expression (GtkExpression *expression)
{
if (expression == NULL)
return NULL;
if (G_TYPE_CHECK_INSTANCE_TYPE (expression, GTK_TYPE_CONSTANT_EXPRESSION))
{
const GValue *value = gtk_constant_expression_get_value (expression);
GValue dest = G_VALUE_INIT;
g_value_init (&dest, G_TYPE_STRING);
if (g_value_transform (value, &dest))
{
char *res = g_strdup_printf (_("%s with value \"%s\""),
g_type_name (G_TYPE_FROM_INSTANCE (expression)),
g_value_get_string (&dest));
g_value_unset (&dest);
return res;
}
else
{
return g_strdup_printf (_("%s with type %s"),
g_type_name (G_TYPE_FROM_INSTANCE (expression)),
g_type_name (G_VALUE_TYPE (value)));
}
}
else if (G_TYPE_CHECK_INSTANCE_TYPE (expression, GTK_TYPE_OBJECT_EXPRESSION))
{
gpointer obj = gtk_object_expression_get_object (expression);
if (obj)
return g_strdup_printf (_("%s for %s %p"),
g_type_name (G_TYPE_FROM_INSTANCE (expression)),
G_OBJECT_TYPE_NAME (obj), obj);
else
return g_strdup_printf (_("%s"),
g_type_name (G_TYPE_FROM_INSTANCE (expression)));
}
else if (G_TYPE_CHECK_INSTANCE_TYPE (expression, GTK_TYPE_PROPERTY_EXPRESSION))
{
GParamSpec *pspec = gtk_property_expression_get_pspec (expression);
GtkExpression *expr = gtk_property_expression_get_expression (expression);
char *str;
char *res;
str = describe_expression (expr);
res = g_strdup_printf ("%s for property %s:%s on: %s",
g_type_name (G_TYPE_FROM_INSTANCE (expression)),
g_type_name (pspec->owner_type),
pspec->name,
str);
g_free (str);
return res;
}
else
return g_strdup_printf (_("%s with value type %s"),
g_type_name (G_TYPE_FROM_INSTANCE (expression)),
g_type_name (gtk_expression_get_value_type (expression)));
}
static GtkWidget *
property_editor (GObject *object,
GParamSpec *spec,
@@ -1034,6 +1095,17 @@ property_editor (GObject *object,
gtk_widget_set_halign (prop_edit, GTK_ALIGN_START);
gtk_widget_set_valign (prop_edit, GTK_ALIGN_CENTER);
}
else if (type == GTK_TYPE_PARAM_SPEC_EXPRESSION)
{
GtkExpression *expression;
g_object_get (object, spec->name, &expression, NULL);
msg = describe_expression (expression);
prop_edit = gtk_label_new (msg);
g_free (msg);
g_clear_pointer (&expression, gtk_expression_unref);
gtk_widget_set_halign (prop_edit, GTK_ALIGN_START);
gtk_widget_set_valign (prop_edit, GTK_ALIGN_CENTER);
}
else
{
msg = g_strdup_printf (_("Uneditable property type: %s"),