//export goTableModel_do_get_value
func goTableModel_do_get_value(data unsafe.Pointer, row C.gint, col C.gint, value *C.GValue) {
t := (*table)(data)
t.RLock()
defer t.RUnlock()
d := reflect.Indirect(reflect.ValueOf(t.data))
datum := d.Index(int(row)).Field(int(col))
switch {
case datum.Type() == reflect.TypeOf((*image.RGBA)(nil)):
d := datum.Interface().(*image.RGBA)
pixbuf := toIconSizedGdkPixbuf(d)
C.g_value_init(value, C.gdk_pixbuf_get_type())
object := C.gpointer(unsafe.Pointer(pixbuf))
// use g_value_take_object() so the GtkTreeView becomes the pixbuf's owner
C.g_value_take_object(value, object)
case datum.Kind() == reflect.Bool:
d := datum.Interface().(bool)
C.g_value_init(value, C.G_TYPE_BOOLEAN)
C.g_value_set_boolean(value, togbool(d))
default:
s := fmt.Sprintf("%v", datum)
str := togstr(s)
defer freegstr(str)
C.g_value_init(value, C.G_TYPE_STRING)
C.g_value_set_string(value, str)
}
}
func toGValue(v interface{}) *C.GValue {
value := C.gvalue_new()
switch reflect.TypeOf(v).Kind() {
case reflect.String:
C.g_value_init(value, C.G_TYPE_STRING)
cStr := C.CString(v.(string))
defer C.free(unsafe.Pointer(cStr))
C.g_value_set_string(value, (*C.gchar)(unsafe.Pointer(cStr)))
case reflect.Int:
C.g_value_init(value, C.G_TYPE_INT)
C.g_value_set_int(value, C.gint(v.(int)))
case reflect.Struct:
switch rv := v.(type) {
case Fraction:
C.g_value_init(value, C.gst_fraction_get_type())
C.gst_value_set_fraction(value, C.gint(rv.N), C.gint(rv.D))
default:
p("unknown struct type %v\n", v)
panic("fixme") //TODO
}
case reflect.Ptr:
switch reflect.TypeOf(v) {
case gstCapsType:
C.g_value_init(value, C.gst_caps_get_type())
C.gst_value_set_caps(value, v.(*C.GstCaps))
default:
panic(fmt.Sprintf("unknown type %v", v)) //TODO
}
default:
panic(fmt.Sprintf("unknown type %v", v)) //TODO
}
return value
}
//export goTableModel_do_get_value
func goTableModel_do_get_value(data unsafe.Pointer, row C.gint, col C.gint, value *C.GValue) {
t := (*table)(data)
t.RLock()
defer t.RUnlock()
d := reflect.Indirect(reflect.ValueOf(t.data))
datum := d.Index(int(row)).Field(int(col))
switch {
case datum.Type() == reflect.TypeOf(ImageIndex(0)):
d := datum.Interface().(ImageIndex)
C.g_value_init(value, C.gdk_pixbuf_get_type())
C.g_value_set_object(value, C.gpointer(unsafe.Pointer(t.pixbufs[d])))
case datum.Kind() == reflect.Bool:
d := datum.Interface().(bool)
C.g_value_init(value, C.G_TYPE_BOOLEAN)
C.g_value_set_boolean(value, togbool(d))
default:
s := fmt.Sprintf("%v", datum)
str := togstr(s)
defer freegstr(str)
C.g_value_init(value, C.G_TYPE_STRING)
C.g_value_set_string(value, str)
}
}
func toGValue(v interface{}) *C.GValue {
value := C.gvalue_new()
switch reflect.TypeOf(v).Kind() {
case reflect.String:
C.g_value_init(value, C.G_TYPE_STRING)
cStr := C.CString(v.(string))
defer C.free(unsafe.Pointer(cStr))
C.g_value_set_string(value, (*C.gchar)(unsafe.Pointer(cStr)))
case reflect.Int:
C.g_value_init(value, C.G_TYPE_INT)
C.g_value_set_int(value, C.gint(v.(int)))
case reflect.Ptr, reflect.UnsafePointer:
p := unsafe.Pointer(reflect.ValueOf(v).Pointer())
if IsObject(p) {
C.g_value_init(value, C.G_TYPE_OBJECT)
C.g_value_set_object(value, C.gpointer(p))
} else {
panic(fmt.Sprintf("unknown pointer type %v", v))
}
default:
panic(fmt.Sprintf("unknown type %v", v)) //TODO
}
return value
}
// SetString is a wrapper around g_value_set_string().
func (v *Value) SetString(val string) {
cstr := C.CString(val)
defer C.free(unsafe.Pointer(cstr))
C.g_value_set_string(v.native(), (*C.gchar)(cstr))
}