C++ (Cpp) _gtk_css_parser_has_prefix示例

示例#1

文件： gtkcssimage.c 项目： aswinas/gtk-

static GType
gtk_css_image_get_parser_type (GtkCssParser *parser)
{
  static const struct {
    const char *prefix;
    GType (* type_func) (void);
  } image_types[] = {
    { "url", _gtk_css_image_url_get_type },
    { "-gtk-gradient", _gtk_css_image_gradient_get_type },
    { "-gtk-scaled", _gtk_css_image_scaled_get_type },
    { "-gtk-win32-theme-part", _gtk_css_image_win32_get_type },
    { "linear-gradient", _gtk_css_image_linear_get_type },
    { "repeating-linear-gradient", _gtk_css_image_linear_get_type },
    { "cross-fade", _gtk_css_image_cross_fade_get_type }
  };
  guint i;

  for (i = 0; i < G_N_ELEMENTS (image_types); i++)
    {
      if (_gtk_css_parser_has_prefix (parser, image_types[i].prefix))
        return image_types[i].type_func ();
    }

  return G_TYPE_INVALID;
}

示例#2

static gboolean 
int_value_parse (GtkCssParser *parser,
                 GValue       *value)
{
  gint i;

  if (_gtk_css_parser_has_prefix (parser, "-gtk"))
    {
      GtkCssValue *cssvalue = gtk_css_win32_size_value_parse (parser, GTK_CSS_PARSE_NUMBER | GTK_CSS_NUMBER_AS_PIXELS);

      if (cssvalue)
        {
          g_value_set_int (value, _gtk_css_number_value_get (cssvalue, 100));
          _gtk_css_value_unref (cssvalue);
          return TRUE;
        }

      return FALSE;
    }

  if (!_gtk_css_parser_try_int (parser, &i))
    {
      _gtk_css_parser_error (parser, "Expected a valid integer value");
      return FALSE;
    }

  g_value_set_int (value, i);
  return TRUE;
}

示例#3

static gboolean 
border_value_parse (GtkCssParser *parser,
                    GValue       *value)
{
  GtkBorder border = { 0, };
  guint i;
  int numbers[4];

  for (i = 0; i < G_N_ELEMENTS (numbers); i++)
    {
      if (_gtk_css_parser_has_prefix (parser, "-gtk"))
        {
          GtkCssValue *cssvalue = gtk_css_win32_size_value_parse (parser, GTK_CSS_PARSE_NUMBER | GTK_CSS_NUMBER_AS_PIXELS);

          if (cssvalue)
            {
              numbers[i] = _gtk_css_number_value_get (cssvalue, 100);
              _gtk_css_value_unref (cssvalue);
              return TRUE;
            }

          return FALSE;
        }
      else
        {
          if (!_gtk_css_parser_try_length (parser, &numbers[i]))
            break;
        }
    }

  if (i == 0)
    {
      _gtk_css_parser_error (parser, "Expected valid border");
      return FALSE;
    }

  border.top = numbers[0];
  if (i > 1)
    border.right = numbers[1];
  else
    border.right = border.top;
  if (i > 2)
    border.bottom = numbers[2];
  else
    border.bottom = border.top;
  if (i > 3)
    border.left = numbers[3];
  else
    border.left = border.right;

  g_value_set_boxed (value, &border);
  return TRUE;
}

示例#4

文件： gtkcsseasevalue.c 项目： Distrotech/gtk

gboolean
_gtk_css_ease_value_can_parse (GtkCssParser *parser)
{
  guint i;

  for (i = 0; i < G_N_ELEMENTS (parser_values); i++)
    {
      if (_gtk_css_parser_has_prefix (parser, parser_values[i].name))
        return TRUE;
    }

  return FALSE;
}