gvaluetypes.c

嵌入式下基于MiniGUI的Web Browser

    g_assert (type == G_TYPE_ULONG);
  }
  
  /* G_TYPE_INT64 / G_TYPE_UINT64
   */
  {
    static const GTypeValueTable value_table = {
      value_init_int64,		/* value_init */
      NULL,			/* value_free */
      value_copy_int64,		/* value_copy */
      NULL,                     /* value_peek_pointer */
      "q",			/* collect_format */
      value_collect_int64,	/* collect_value */
      "p",			/* lcopy_format */
      value_lcopy_int64,	/* lcopy_value */
    };
    info.value_table = &value_table;
    type = g_type_register_fundamental (G_TYPE_INT64, "gint64", &info, &finfo, 0);
    g_assert (type == G_TYPE_INT64);
    type = g_type_register_fundamental (G_TYPE_UINT64, "guint64", &info, &finfo, 0);
    g_assert (type == G_TYPE_UINT64);
  }
  
  /* G_TYPE_FLOAT
   */
  {
    static const GTypeValueTable value_table = {
      value_init_float,		 /* value_init */
      NULL,			 /* value_free */
      value_copy_float,		 /* value_copy */
      NULL,                      /* value_peek_pointer */
      "d",			 /* collect_format */
      value_collect_float,	 /* collect_value */
      "p",			 /* lcopy_format */
      value_lcopy_float,	 /* lcopy_value */
    };
    info.value_table = &value_table;
    type = g_type_register_fundamental (G_TYPE_FLOAT, "gfloat", &info, &finfo, 0);
    g_assert (type == G_TYPE_FLOAT);
  }
  
  /* G_TYPE_DOUBLE
   */
  {
    static const GTypeValueTable value_table = {
      value_init_double,	/* value_init */
      NULL,			/* value_free */
      value_copy_double,	/* value_copy */
      NULL,                     /* value_peek_pointer */
      "d",			/* collect_format */
      value_collect_double,	/* collect_value */
      "p",			/* lcopy_format */
      value_lcopy_double,	/* lcopy_value */
    };
    info.value_table = &value_table;
    type = g_type_register_fundamental (G_TYPE_DOUBLE, "gdouble", &info, &finfo, 0);
    g_assert (type == G_TYPE_DOUBLE);
  }

  /* G_TYPE_STRING
   */
  {
    static const GTypeValueTable value_table = {
      value_init_string,	/* value_init */
      value_free_string,	/* value_free */
      value_copy_string,	/* value_copy */
      value_peek_pointer0,	/* value_peek_pointer */
      "p",			/* collect_format */
      value_collect_string,	/* collect_value */
      "p",			/* lcopy_format */
      value_lcopy_string,	/* lcopy_value */
    };
    info.value_table = &value_table;
    type = g_type_register_fundamental (G_TYPE_STRING, "gchararray", &info, &finfo, 0);
    g_assert (type == G_TYPE_STRING);
  }

  /* G_TYPE_POINTER
   */
  {
    static const GTypeValueTable value_table = {
      value_init_pointer,	/* value_init */
      NULL,			/* value_free */
      value_copy_pointer,	/* value_copy */
      value_peek_pointer0,	/* value_peek_pointer */
      "p",			/* collect_format */
      value_collect_pointer,	/* collect_value */
      "p",			/* lcopy_format */
      value_lcopy_pointer,	/* lcopy_value */
    };
    info.value_table = &value_table;
    type = g_type_register_fundamental (G_TYPE_POINTER, "gpointer", &info, &finfo, 0);
    g_assert (type == G_TYPE_POINTER);
  }
}


/* --- GValue functions --- */
void
g_value_set_char (GValue *value,
		  gchar	  v_char)
{
  g_return_if_fail (G_VALUE_HOLDS_CHAR (value));
  
  value->data[0].v_int = v_char;
}

gchar
g_value_get_char (const GValue *value)
{
  g_return_val_if_fail (G_VALUE_HOLDS_CHAR (value), 0);
  
  return value->data[0].v_int;
}

void
g_value_set_uchar (GValue *value,
		   guchar  v_uchar)
{
  g_return_if_fail (G_VALUE_HOLDS_UCHAR (value));
  
  value->data[0].v_uint = v_uchar;
}

guchar
g_value_get_uchar (const GValue *value)
{
  g_return_val_if_fail (G_VALUE_HOLDS_UCHAR (value), 0);
  
  return value->data[0].v_uint;
}

void
g_value_set_boolean (GValue  *value,
		     gboolean v_boolean)
{
  g_return_if_fail (G_VALUE_HOLDS_BOOLEAN (value));
  
  value->data[0].v_int = v_boolean != FALSE;
}

gboolean
g_value_get_boolean (const GValue *value)
{
  g_return_val_if_fail (G_VALUE_HOLDS_BOOLEAN (value), 0);
  
  return value->data[0].v_int;
}

void
g_value_set_int (GValue *value,
		 gint	 v_int)
{
  g_return_if_fail (G_VALUE_HOLDS_INT (value));
  
  value->data[0].v_int = v_int;
}

gint
g_value_get_int (const GValue *value)
{
  g_return_val_if_fail (G_VALUE_HOLDS_INT (value), 0);
  
  return value->data[0].v_int;
}

void
g_value_set_uint (GValue *value,
		  guint	  v_uint)
{
  g_return_if_fail (G_VALUE_HOLDS_UINT (value));
  
  value->data[0].v_uint = v_uint;
}

guint
g_value_get_uint (const GValue *value)
{
  g_return_val_if_fail (G_VALUE_HOLDS_UINT (value), 0);
  
  return value->data[0].v_uint;
}

void
g_value_set_long (GValue *value,
		  glong	  v_long)
{
  g_return_if_fail (G_VALUE_HOLDS_LONG (value));
  
  value->data[0].v_long = v_long;
}

glong
g_value_get_long (const GValue *value)
{
  g_return_val_if_fail (G_VALUE_HOLDS_LONG (value), 0);
  
  return value->data[0].v_long;
}

void
g_value_set_ulong (GValue *value,
		   gulong  v_ulong)
{
  g_return_if_fail (G_VALUE_HOLDS_ULONG (value));
  
  value->data[0].v_ulong = v_ulong;
}

gulong
g_value_get_ulong (const GValue *value)
{
  g_return_val_if_fail (G_VALUE_HOLDS_ULONG (value), 0);
  
  return value->data[0].v_ulong;
}

void
g_value_set_int64 (GValue *value,
		   gint64  v_int64)
{
  g_return_if_fail (G_VALUE_HOLDS_INT64 (value));
  
  value->data[0].v_int64 = v_int64;
}

gint64
g_value_get_int64 (const GValue *value)
{
  g_return_val_if_fail (G_VALUE_HOLDS_INT64 (value), 0);
  
  return value->data[0].v_int64;
}

void
g_value_set_uint64 (GValue *value,
		    guint64 v_uint64)
{
  g_return_if_fail (G_VALUE_HOLDS_UINT64 (value));
  
  value->data[0].v_uint64 = v_uint64;
}

guint64
g_value_get_uint64 (const GValue *value)
{
  g_return_val_if_fail (G_VALUE_HOLDS_UINT64 (value), 0);
  
  return value->data[0].v_uint64;
}

void
g_value_set_float (GValue *value,
		   gfloat  v_float)
{
  g_return_if_fail (G_VALUE_HOLDS_FLOAT (value));
  
  value->data[0].v_float = v_float;
}

gfloat
g_value_get_float (const GValue *value)
{
  g_return_val_if_fail (G_VALUE_HOLDS_FLOAT (value), 0);
  
  return value->data[0].v_float;
}

void
g_value_set_double (GValue *value,
		    gdouble v_double)
{
  g_return_if_fail (G_VALUE_HOLDS_DOUBLE (value));
  
  value->data[0].v_double = v_double;
}

gdouble
g_value_get_double (const GValue *value)
{
  g_return_val_if_fail (G_VALUE_HOLDS_DOUBLE (value), 0);
  
  return value->data[0].v_double;
}

void
g_value_set_string (GValue	*value,
		    const gchar *v_string)
{
  g_return_if_fail (G_VALUE_HOLDS_STRING (value));
  
  if (value->data[1].v_uint & G_VALUE_NOCOPY_CONTENTS)
    value->data[1].v_uint = 0;
  else
    g_free (value->data[0].v_pointer);
  value->data[0].v_pointer = g_strdup (v_string);
}

void
g_value_set_static_string (GValue      *value,
			   const gchar *v_string)
{
  g_return_if_fail (G_VALUE_HOLDS_STRING (value));
  
  if (!(value->data[1].v_uint & G_VALUE_NOCOPY_CONTENTS))
    g_free (value->data[0].v_pointer);
  value->data[1].v_uint = G_VALUE_NOCOPY_CONTENTS;
  value->data[0].v_pointer = (gchar*) v_string;
}

void
g_value_set_string_take_ownership (GValue *value,
				   gchar  *v_string)
{
  g_return_if_fail (G_VALUE_HOLDS_STRING (value));
  
  if (value->data[1].v_uint & G_VALUE_NOCOPY_CONTENTS)
    value->data[1].v_uint = 0;
  else
    g_free (value->data[0].v_pointer);
  value->data[0].v_pointer = v_string;
}

G_CONST_RETURN gchar*
g_value_get_string (const GValue *value)
{
  g_return_val_if_fail (G_VALUE_HOLDS_STRING (value), NULL);
  
  return value->data[0].v_pointer;
}

gchar*
g_value_dup_string (const GValue *value)
{
  g_return_val_if_fail (G_VALUE_HOLDS_STRING (value), NULL);
  
  return g_strdup (value->data[0].v_pointer);
}

void
g_value_set_pointer (GValue  *value,
		     gpointer v_pointer)
{
  g_return_if_fail (G_VALUE_HOLDS_POINTER (value));

  value->data[0].v_pointer = v_pointer;
}

gpointer
g_value_get_pointer (const GValue *value)
{
  g_return_val_if_fail (G_VALUE_HOLDS_POINTER (value), NULL);

  return value->data[0].v_pointer;
}

/* need extra includes for g_strdup_value_contents() ;( */
#include "gobject.h"
#include "gparam.h"
#include "gboxed.h"
#include "genums.h"

gchar*
g_strdup_value_contents (const GValue *value)
{
  const gchar *src;
  gchar *contents;

  g_return_val_if_fail (G_IS_VALUE (value), NULL);
  
  if (G_VALUE_HOLDS_STRING (value))
    {
      src = g_value_get_string (value);
      
      if (!src)
	contents = g_strdup ("NULL");
      else
	{
	  gchar *s = g_strescape (src, NULL);

	  contents = g_strdup_printf ("\"%s\"", s);
	  g_free (s);
	}
    }
  else if (g_value_type_transformable (G_VALUE_TYPE (value), G_TYPE_STRING))
    {
      GValue tmp_value = { 0, };
      gchar *s;

      g_value_init (&tmp_value, G_TYPE_STRING);
      g_value_transform (value, &tmp_value);
      s = g_strescape (g_value_get_string (&tmp_value), NULL);
      g_value_unset (&tmp_value);
      if (G_VALUE_HOLDS_ENUM (value) || G_VALUE_HOLDS_FLAGS (value))
	contents = g_strdup_printf ("((%s) %s)",
				    g_type_name (G_VALUE_TYPE (value)),
				    s);
      else
	contents = g_strdup (s ? s : "NULL");
      g_free (s);
    }
  else if (g_value_fits_pointer (value))
    {
      gpointer p = g_value_peek_pointer (value);

      if (!p)
	contents = g_strdup ("NULL");
      else if (G_VALUE_HOLDS_OBJECT (value))
	contents = g_strdup_printf ("((%s*) %p)", G_OBJECT_TYPE_NAME (p), p);
      else if (G_VALUE_HOLDS_PARAM (value))
	contents = g_strdup_printf ("((%s*) %p)", G_PARAM_SPEC_TYPE_NAME (p), p);
      else if (G_VALUE_HOLDS_BOXED (value))
	contents = g_strdup_printf ("((%s*) %p)", g_type_name (G_VALUE_TYPE (value)), p);
      else if (G_VALUE_HOLDS_POINTER (value))
	contents = g_strdup_printf ("((gpointer) %p)", p);
      else
	contents = g_strdup ("???");
    }
  else
    contents = g_strdup ("???");

  return contents;
}

GType
g_pointer_type_register_static (const gchar *name)
{
  static const GTypeInfo type_info = {
    0,			/* class_size */
    NULL,		/* base_init */
    NULL,		/* base_finalize */
    NULL,		/* class_init */
    NULL,		/* class_finalize */
    NULL,		/* class_data */
    0,			/* instance_size */
    0,			/* n_preallocs */
    NULL,		/* instance_init */
    NULL		/* value_table */
  };
  GType type;

  g_return_val_if_fail (name != NULL, 0);
  g_return_val_if_fail (g_type_from_name (name) == 0, 0);

  type = g_type_register_static (G_TYPE_POINTER, name, &type_info, 0);

  return type;
}