LCOV - code coverage report
Current view: top level - glib/girepository - gipropertyinfo.c (source / functions) Hit Total Coverage
Test: unnamed Lines: 4 67 6.0 %
Date: 2024-05-07 05:15:23 Functions: 1 6 16.7 %
Branches: 0 30 0.0 %

           Branch data     Line data    Source code
       1                 :            : /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
       2                 :            :  * GObject introspection: Property implementation
       3                 :            :  *
       4                 :            :  * Copyright (C) 2005 Matthias Clasen
       5                 :            :  * Copyright (C) 2008,2009 Red Hat, Inc.
       6                 :            :  *
       7                 :            :  * SPDX-License-Identifier: LGPL-2.1-or-later
       8                 :            :  *
       9                 :            :  * This library is free software; you can redistribute it and/or
      10                 :            :  * modify it under the terms of the GNU Lesser General Public
      11                 :            :  * License as published by the Free Software Foundation; either
      12                 :            :  * version 2 of the License, or (at your option) any later version.
      13                 :            :  *
      14                 :            :  * This library is distributed in the hope that it will be useful,
      15                 :            :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      16                 :            :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      17                 :            :  * Lesser General Public License for more details.
      18                 :            :  *
      19                 :            :  * You should have received a copy of the GNU Lesser General Public
      20                 :            :  * License along with this library; if not, write to the
      21                 :            :  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
      22                 :            :  * Boston, MA 02111-1307, USA.
      23                 :            :  */
      24                 :            : 
      25                 :            : #include "config.h"
      26                 :            : 
      27                 :            : #include <glib.h>
      28                 :            : 
      29                 :            : #include <girepository/girepository.h>
      30                 :            : #include "gibaseinfo-private.h"
      31                 :            : #include "girepository-private.h"
      32                 :            : #include "gitypelib-internal.h"
      33                 :            : #include "gipropertyinfo.h"
      34                 :            : 
      35                 :            : /**
      36                 :            :  * GIPropertyInfo:
      37                 :            :  *
      38                 :            :  * `GIPropertyInfo` represents a property in a [class@GObject.Object].
      39                 :            :  *
      40                 :            :  * A property belongs to either a [class@GIRepository.ObjectInfo] or a
      41                 :            :  * [class@GIRepository.InterfaceInfo].
      42                 :            :  *
      43                 :            :  * Since: 2.80
      44                 :            :  */
      45                 :            : 
      46                 :            : /**
      47                 :            :  * gi_property_info_get_flags:
      48                 :            :  * @info: a #GIPropertyInfo
      49                 :            :  *
      50                 :            :  * Obtain the flags for this property info.
      51                 :            :  *
      52                 :            :  * See [type@GObject.ParamFlags] for more information about possible flag
      53                 :            :  * values.
      54                 :            :  *
      55                 :            :  * Returns: the flags
      56                 :            :  * Since: 2.80
      57                 :            :  */
      58                 :            : GParamFlags
      59                 :          0 : gi_property_info_get_flags (GIPropertyInfo *info)
      60                 :            : {
      61                 :            :   GParamFlags flags;
      62                 :          0 :   GIRealInfo *rinfo = (GIRealInfo *)info;
      63                 :            :   PropertyBlob *blob;
      64                 :            : 
      65                 :          0 :   g_return_val_if_fail (info != NULL, 0);
      66                 :          0 :   g_return_val_if_fail (GI_IS_PROPERTY_INFO (info), 0);
      67                 :            : 
      68                 :          0 :   blob = (PropertyBlob *)&rinfo->typelib->data[rinfo->offset];
      69                 :            : 
      70                 :          0 :   flags = 0;
      71                 :            : 
      72         [ #  # ]:          0 :   if (blob->readable)
      73                 :          0 :     flags = flags | G_PARAM_READABLE;
      74                 :            : 
      75         [ #  # ]:          0 :   if (blob->writable)
      76                 :          0 :     flags = flags | G_PARAM_WRITABLE;
      77                 :            : 
      78         [ #  # ]:          0 :   if (blob->construct)
      79                 :          0 :     flags = flags | G_PARAM_CONSTRUCT;
      80                 :            : 
      81         [ #  # ]:          0 :   if (blob->construct_only)
      82                 :          0 :     flags = flags | G_PARAM_CONSTRUCT_ONLY;
      83                 :            : 
      84                 :          0 :   return flags;
      85                 :            : }
      86                 :            : 
      87                 :            : /**
      88                 :            :  * gi_property_info_get_type_info:
      89                 :            :  * @info: a #GIPropertyInfo
      90                 :            :  *
      91                 :            :  * Obtain the type information for the property @info.
      92                 :            :  *
      93                 :            :  * Returns: (transfer full): The [class@GIRepository.TypeInfo]. Free it with
      94                 :            :  *   [method@GIRepository.BaseInfo.unref] when done.
      95                 :            :  * Since: 2.80
      96                 :            :  */
      97                 :            : GITypeInfo *
      98                 :          0 : gi_property_info_get_type_info (GIPropertyInfo *info)
      99                 :            : {
     100                 :          0 :   GIRealInfo *rinfo = (GIRealInfo *)info;
     101                 :            : 
     102                 :          0 :   g_return_val_if_fail (info != NULL, NULL);
     103                 :          0 :   g_return_val_if_fail (GI_IS_PROPERTY_INFO (info), NULL);
     104                 :            : 
     105                 :          0 :   return gi_type_info_new ((GIBaseInfo*)info,
     106                 :            :                            rinfo->typelib,
     107                 :          0 :                            rinfo->offset + G_STRUCT_OFFSET (PropertyBlob, type));
     108                 :            : }
     109                 :            : 
     110                 :            : /**
     111                 :            :  * gi_property_info_get_ownership_transfer:
     112                 :            :  * @info: a #GIPropertyInfo
     113                 :            :  *
     114                 :            :  * Obtain the ownership transfer for this property.
     115                 :            :  *
     116                 :            :  * See [type@GIRepository.Transfer] for more information about transfer values.
     117                 :            :  *
     118                 :            :  * Returns: the transfer
     119                 :            :  * Since: 2.80
     120                 :            :  */
     121                 :            : GITransfer
     122                 :          0 : gi_property_info_get_ownership_transfer (GIPropertyInfo *info)
     123                 :            : {
     124                 :          0 :   GIRealInfo *rinfo = (GIRealInfo *)info;
     125                 :            :   PropertyBlob *blob;
     126                 :            : 
     127                 :          0 :   g_return_val_if_fail (info != NULL, -1);
     128                 :          0 :   g_return_val_if_fail (GI_IS_PROPERTY_INFO (info), -1);
     129                 :            : 
     130                 :          0 :   blob = (PropertyBlob *)&rinfo->typelib->data[rinfo->offset];
     131                 :            : 
     132         [ #  # ]:          0 :   if (blob->transfer_ownership)
     133                 :          0 :     return GI_TRANSFER_EVERYTHING;
     134         [ #  # ]:          0 :   else if (blob->transfer_container_ownership)
     135                 :          0 :     return GI_TRANSFER_CONTAINER;
     136                 :            :   else
     137                 :          0 :     return GI_TRANSFER_NOTHING;
     138                 :            : }
     139                 :            : 
     140                 :            : /**
     141                 :            :  * gi_property_info_get_setter:
     142                 :            :  * @info: a #GIPropertyInfo
     143                 :            :  *
     144                 :            :  * Obtains the setter function associated with this `GIPropertyInfo`.
     145                 :            :  *
     146                 :            :  * The setter is only available for `G_PARAM_WRITABLE` properties that
     147                 :            :  * are also not `G_PARAM_CONSTRUCT_ONLY`.
     148                 :            :  *
     149                 :            :  * Returns: (transfer full) (nullable): The function info, or `NULL` if not set.
     150                 :            :  *   Free it with [method@GIRepository.BaseInfo.unref] when done.
     151                 :            :  * Since: 2.80
     152                 :            :  */
     153                 :            : GIFunctionInfo *
     154                 :          0 : gi_property_info_get_setter (GIPropertyInfo *info)
     155                 :            : {
     156                 :          0 :   GIRealInfo *rinfo = (GIRealInfo *)info;
     157                 :            :   PropertyBlob *blob;
     158                 :            :   GIBaseInfo *container;
     159                 :            :   GIInfoType parent_type;
     160                 :            : 
     161                 :          0 :   g_return_val_if_fail (info != NULL, NULL);
     162                 :          0 :   g_return_val_if_fail (GI_IS_PROPERTY_INFO (info), NULL);
     163                 :            : 
     164                 :          0 :   blob = (PropertyBlob *)&rinfo->typelib->data[rinfo->offset];
     165   [ #  #  #  # ]:          0 :   if (!blob->writable || blob->construct_only)
     166                 :          0 :     return NULL;
     167                 :            : 
     168         [ #  # ]:          0 :   if (blob->setter == ACCESSOR_SENTINEL)
     169                 :          0 :     return NULL;
     170                 :            : 
     171                 :          0 :   container = rinfo->container;
     172                 :          0 :   parent_type = gi_base_info_get_info_type (container);
     173         [ #  # ]:          0 :   if (parent_type == GI_INFO_TYPE_OBJECT)
     174                 :          0 :     return gi_object_info_get_method ((GIObjectInfo *) container, blob->setter);
     175         [ #  # ]:          0 :   else if (parent_type == GI_INFO_TYPE_INTERFACE)
     176                 :          0 :     return gi_interface_info_get_method ((GIInterfaceInfo *) container, blob->setter);
     177                 :            :   else
     178                 :          0 :     return NULL;
     179                 :            : }
     180                 :            : 
     181                 :            : /**
     182                 :            :  * gi_property_info_get_getter:
     183                 :            :  * @info: a #GIPropertyInfo
     184                 :            :  *
     185                 :            :  * Obtains the getter function associated with this `GIPropertyInfo`.
     186                 :            :  *
     187                 :            :  * The setter is only available for `G_PARAM_READABLE` properties.
     188                 :            :  *
     189                 :            :  * Returns: (transfer full) (nullable): The function info, or `NULL` if not set.
     190                 :            :  *   Free it with [method@GIRepository.BaseInfo.unref] when done.
     191                 :            :  * Since: 2.80
     192                 :            :  */
     193                 :            : GIFunctionInfo *
     194                 :          0 : gi_property_info_get_getter (GIPropertyInfo *info)
     195                 :            : {
     196                 :          0 :   GIRealInfo *rinfo = (GIRealInfo *)info;
     197                 :            :   PropertyBlob *blob;
     198                 :            :   GIBaseInfo *container;
     199                 :            :   GIInfoType parent_type;
     200                 :            : 
     201                 :          0 :   g_return_val_if_fail (info != NULL, NULL);
     202                 :          0 :   g_return_val_if_fail (GI_IS_PROPERTY_INFO (info), NULL);
     203                 :            : 
     204                 :          0 :   blob = (PropertyBlob *)&rinfo->typelib->data[rinfo->offset];
     205         [ #  # ]:          0 :   if (!blob->readable)
     206                 :          0 :     return NULL;
     207                 :            : 
     208         [ #  # ]:          0 :   if (blob->getter == ACCESSOR_SENTINEL)
     209                 :          0 :     return NULL;
     210                 :            : 
     211                 :          0 :   container = rinfo->container;
     212                 :          0 :   parent_type = gi_base_info_get_info_type (container);
     213         [ #  # ]:          0 :   if (parent_type == GI_INFO_TYPE_OBJECT)
     214                 :          0 :     return gi_object_info_get_method ((GIObjectInfo *) container, blob->getter);
     215         [ #  # ]:          0 :   else if (parent_type == GI_INFO_TYPE_INTERFACE)
     216                 :          0 :     return gi_interface_info_get_method ((GIInterfaceInfo *) container, blob->getter);
     217                 :            :   else
     218                 :          0 :     return NULL;
     219                 :            : }
     220                 :            : 
     221                 :            : void
     222                 :          1 : gi_property_info_class_init (gpointer g_class,
     223                 :            :                              gpointer class_data)
     224                 :            : {
     225                 :          1 :   GIBaseInfoClass *info_class = g_class;
     226                 :            : 
     227                 :          1 :   info_class->info_type = GI_INFO_TYPE_PROPERTY;
     228                 :          1 : }

Generated by: LCOV version 1.14