gtk2/gtk/deprecated/gtktreedatalist.c
Matthias Clasen 5e256590db Deprecate treeviews and cell renderers
This includes

GtkCellArea
GtkCellAreaBox
GtkCellAreaContext
GtkCellEditable
GtkCellRenderer
GtkCellRendererAccel
GtkCellRendererCombo
GtkCellRendererPixbuf
GtkCellRendererProgress
GtkCellRendererSpin
GtkCellRendererSpinner
GtkCellRendererText
GtkCellRendererToggle
GtkCellView
GtkComboBox
GtkComboBoxText
GtkIconView
GtkListStore
GtkTreeModel
GtkTreeModelFilter
GtkTreeModelSort
GtkTreeStore
GtkTreeView
GtkTreeViewColumn
GtkTreeSelection
2022-10-11 17:18:21 -04:00

575 lines
15 KiB
C

/* gtktreedatalist.c
* Copyright (C) 2000 Red Hat, Inc., Jonathan Blandford <jrb@redhat.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* This file contains code shared between GtkTreeStore and GtkListStore. Please
* do not use it.
*/
#include "config.h"
#include "gtktreedatalistprivate.h"
#include <string.h>
G_GNUC_BEGIN_IGNORE_DEPRECATIONS
/* node allocation
*/
GtkTreeDataList *
_gtk_tree_data_list_alloc (void)
{
GtkTreeDataList *list;
list = g_slice_new0 (GtkTreeDataList);
return list;
}
void
_gtk_tree_data_list_free (GtkTreeDataList *list,
GType *column_headers)
{
GtkTreeDataList *tmp, *next;
int i = 0;
tmp = list;
while (tmp)
{
next = tmp->next;
if (g_type_is_a (column_headers [i], G_TYPE_STRING))
g_free ((char *) tmp->data.v_pointer);
else if (g_type_is_a (column_headers [i], G_TYPE_OBJECT) && tmp->data.v_pointer != NULL)
g_object_unref (tmp->data.v_pointer);
else if (g_type_is_a (column_headers [i], G_TYPE_BOXED) && tmp->data.v_pointer != NULL)
g_boxed_free (column_headers [i], (gpointer) tmp->data.v_pointer);
else if (g_type_is_a (column_headers [i], G_TYPE_VARIANT) && tmp->data.v_pointer != NULL)
g_variant_unref ((gpointer) tmp->data.v_pointer);
g_slice_free (GtkTreeDataList, tmp);
i++;
tmp = next;
}
}
gboolean
_gtk_tree_data_list_check_type (GType type)
{
int i = 0;
static const GType type_list[] =
{
G_TYPE_BOOLEAN,
G_TYPE_CHAR,
G_TYPE_UCHAR,
G_TYPE_INT,
G_TYPE_UINT,
G_TYPE_LONG,
G_TYPE_ULONG,
G_TYPE_INT64,
G_TYPE_UINT64,
G_TYPE_ENUM,
G_TYPE_FLAGS,
G_TYPE_FLOAT,
G_TYPE_DOUBLE,
G_TYPE_STRING,
G_TYPE_POINTER,
G_TYPE_BOXED,
G_TYPE_OBJECT,
G_TYPE_VARIANT,
G_TYPE_INVALID
};
if (! G_TYPE_IS_VALUE_TYPE (type))
return FALSE;
while (type_list[i] != G_TYPE_INVALID)
{
if (g_type_is_a (type, type_list[i]))
return TRUE;
i++;
}
return FALSE;
}
static inline GType
get_fundamental_type (GType type)
{
GType result;
result = G_TYPE_FUNDAMENTAL (type);
if (result == G_TYPE_INTERFACE)
{
if (g_type_is_a (type, G_TYPE_OBJECT))
result = G_TYPE_OBJECT;
}
return result;
}
void
_gtk_tree_data_list_node_to_value (GtkTreeDataList *list,
GType type,
GValue *value)
{
g_value_init (value, type);
switch (get_fundamental_type (type))
{
case G_TYPE_BOOLEAN:
g_value_set_boolean (value, (gboolean) list->data.v_int);
break;
case G_TYPE_CHAR:
g_value_set_schar (value, (char) list->data.v_char);
break;
case G_TYPE_UCHAR:
g_value_set_uchar (value, (guchar) list->data.v_uchar);
break;
case G_TYPE_INT:
g_value_set_int (value, (int) list->data.v_int);
break;
case G_TYPE_UINT:
g_value_set_uint (value, (guint) list->data.v_uint);
break;
case G_TYPE_LONG:
g_value_set_long (value, list->data.v_long);
break;
case G_TYPE_ULONG:
g_value_set_ulong (value, list->data.v_ulong);
break;
case G_TYPE_INT64:
g_value_set_int64 (value, list->data.v_int64);
break;
case G_TYPE_UINT64:
g_value_set_uint64 (value, list->data.v_uint64);
break;
case G_TYPE_ENUM:
g_value_set_enum (value, list->data.v_int);
break;
case G_TYPE_FLAGS:
g_value_set_flags (value, list->data.v_uint);
break;
case G_TYPE_FLOAT:
g_value_set_float (value, (float) list->data.v_float);
break;
case G_TYPE_DOUBLE:
g_value_set_double (value, (double) list->data.v_double);
break;
case G_TYPE_STRING:
g_value_set_string (value, (char *) list->data.v_pointer);
break;
case G_TYPE_POINTER:
g_value_set_pointer (value, (gpointer) list->data.v_pointer);
break;
case G_TYPE_BOXED:
g_value_set_boxed (value, (gpointer) list->data.v_pointer);
break;
case G_TYPE_VARIANT:
g_value_set_variant (value, (gpointer) list->data.v_pointer);
break;
case G_TYPE_OBJECT:
g_value_set_object (value, (GObject *) list->data.v_pointer);
break;
default:
g_warning ("%s: Unsupported type (%s) retrieved.", G_STRLOC, g_type_name (value->g_type));
break;
}
}
void
_gtk_tree_data_list_value_to_node (GtkTreeDataList *list,
GValue *value)
{
switch (get_fundamental_type (G_VALUE_TYPE (value)))
{
case G_TYPE_BOOLEAN:
list->data.v_int = g_value_get_boolean (value);
break;
case G_TYPE_CHAR:
list->data.v_char = g_value_get_schar (value);
break;
case G_TYPE_UCHAR:
list->data.v_uchar = g_value_get_uchar (value);
break;
case G_TYPE_INT:
list->data.v_int = g_value_get_int (value);
break;
case G_TYPE_UINT:
list->data.v_uint = g_value_get_uint (value);
break;
case G_TYPE_LONG:
list->data.v_long = g_value_get_long (value);
break;
case G_TYPE_ULONG:
list->data.v_ulong = g_value_get_ulong (value);
break;
case G_TYPE_INT64:
list->data.v_int64 = g_value_get_int64 (value);
break;
case G_TYPE_UINT64:
list->data.v_uint64 = g_value_get_uint64 (value);
break;
case G_TYPE_ENUM:
list->data.v_int = g_value_get_enum (value);
break;
case G_TYPE_FLAGS:
list->data.v_uint = g_value_get_flags (value);
break;
case G_TYPE_POINTER:
list->data.v_pointer = g_value_get_pointer (value);
break;
case G_TYPE_FLOAT:
list->data.v_float = g_value_get_float (value);
break;
case G_TYPE_DOUBLE:
list->data.v_double = g_value_get_double (value);
break;
case G_TYPE_STRING:
g_free (list->data.v_pointer);
list->data.v_pointer = g_value_dup_string (value);
break;
case G_TYPE_OBJECT:
if (list->data.v_pointer)
g_object_unref (list->data.v_pointer);
list->data.v_pointer = g_value_dup_object (value);
break;
case G_TYPE_BOXED:
if (list->data.v_pointer)
g_boxed_free (G_VALUE_TYPE (value), list->data.v_pointer);
list->data.v_pointer = g_value_dup_boxed (value);
break;
case G_TYPE_VARIANT:
if (list->data.v_pointer)
g_variant_unref (list->data.v_pointer);
list->data.v_pointer = g_value_dup_variant (value);
break;
default:
g_warning ("%s: Unsupported type (%s) stored.", G_STRLOC, g_type_name (G_VALUE_TYPE (value)));
break;
}
}
GtkTreeDataList *
_gtk_tree_data_list_node_copy (GtkTreeDataList *list,
GType type)
{
GtkTreeDataList *new_list;
g_return_val_if_fail (list != NULL, NULL);
new_list = _gtk_tree_data_list_alloc ();
new_list->next = NULL;
switch (get_fundamental_type (type))
{
case G_TYPE_BOOLEAN:
case G_TYPE_CHAR:
case G_TYPE_UCHAR:
case G_TYPE_INT:
case G_TYPE_UINT:
case G_TYPE_LONG:
case G_TYPE_ULONG:
case G_TYPE_INT64:
case G_TYPE_UINT64:
case G_TYPE_ENUM:
case G_TYPE_FLAGS:
case G_TYPE_POINTER:
case G_TYPE_FLOAT:
case G_TYPE_DOUBLE:
new_list->data = list->data;
break;
case G_TYPE_STRING:
new_list->data.v_pointer = g_strdup (list->data.v_pointer);
break;
case G_TYPE_OBJECT:
case G_TYPE_INTERFACE:
new_list->data.v_pointer = list->data.v_pointer;
if (new_list->data.v_pointer)
g_object_ref (new_list->data.v_pointer);
break;
case G_TYPE_BOXED:
if (list->data.v_pointer)
new_list->data.v_pointer = g_boxed_copy (type, list->data.v_pointer);
else
new_list->data.v_pointer = NULL;
break;
case G_TYPE_VARIANT:
if (list->data.v_pointer)
new_list->data.v_pointer = g_variant_ref (list->data.v_pointer);
else
new_list->data.v_pointer = NULL;
break;
default:
g_warning ("Unsupported node type (%s) copied.", g_type_name (type));
break;
}
return new_list;
}
int
_gtk_tree_data_list_compare_func (GtkTreeModel *model,
GtkTreeIter *a,
GtkTreeIter *b,
gpointer user_data)
{
int column = GPOINTER_TO_INT (user_data);
GType type = gtk_tree_model_get_column_type (model, column);
GValue a_value = G_VALUE_INIT;
GValue b_value = G_VALUE_INIT;
int retval;
const char *stra, *strb;
gtk_tree_model_get_value (model, a, column, &a_value);
gtk_tree_model_get_value (model, b, column, &b_value);
switch (get_fundamental_type (type))
{
case G_TYPE_BOOLEAN:
if (g_value_get_boolean (&a_value) < g_value_get_boolean (&b_value))
retval = -1;
else if (g_value_get_boolean (&a_value) == g_value_get_boolean (&b_value))
retval = 0;
else
retval = 1;
break;
case G_TYPE_CHAR:
if (g_value_get_schar (&a_value) < g_value_get_schar (&b_value))
retval = -1;
else if (g_value_get_schar (&a_value) == g_value_get_schar (&b_value))
retval = 0;
else
retval = 1;
break;
case G_TYPE_UCHAR:
if (g_value_get_uchar (&a_value) < g_value_get_uchar (&b_value))
retval = -1;
else if (g_value_get_uchar (&a_value) == g_value_get_uchar (&b_value))
retval = 0;
else
retval = 1;
break;
case G_TYPE_INT:
if (g_value_get_int (&a_value) < g_value_get_int (&b_value))
retval = -1;
else if (g_value_get_int (&a_value) == g_value_get_int (&b_value))
retval = 0;
else
retval = 1;
break;
case G_TYPE_UINT:
if (g_value_get_uint (&a_value) < g_value_get_uint (&b_value))
retval = -1;
else if (g_value_get_uint (&a_value) == g_value_get_uint (&b_value))
retval = 0;
else
retval = 1;
break;
case G_TYPE_LONG:
if (g_value_get_long (&a_value) < g_value_get_long (&b_value))
retval = -1;
else if (g_value_get_long (&a_value) == g_value_get_long (&b_value))
retval = 0;
else
retval = 1;
break;
case G_TYPE_ULONG:
if (g_value_get_ulong (&a_value) < g_value_get_ulong (&b_value))
retval = -1;
else if (g_value_get_ulong (&a_value) == g_value_get_ulong (&b_value))
retval = 0;
else
retval = 1;
break;
case G_TYPE_INT64:
if (g_value_get_int64 (&a_value) < g_value_get_int64 (&b_value))
retval = -1;
else if (g_value_get_int64 (&a_value) == g_value_get_int64 (&b_value))
retval = 0;
else
retval = 1;
break;
case G_TYPE_UINT64:
if (g_value_get_uint64 (&a_value) < g_value_get_uint64 (&b_value))
retval = -1;
else if (g_value_get_uint64 (&a_value) == g_value_get_uint64 (&b_value))
retval = 0;
else
retval = 1;
break;
case G_TYPE_ENUM:
/* this is somewhat bogus. */
if (g_value_get_enum (&a_value) < g_value_get_enum (&b_value))
retval = -1;
else if (g_value_get_enum (&a_value) == g_value_get_enum (&b_value))
retval = 0;
else
retval = 1;
break;
case G_TYPE_FLAGS:
/* this is even more bogus. */
if (g_value_get_flags (&a_value) < g_value_get_flags (&b_value))
retval = -1;
else if (g_value_get_flags (&a_value) == g_value_get_flags (&b_value))
retval = 0;
else
retval = 1;
break;
case G_TYPE_FLOAT:
if (g_value_get_float (&a_value) < g_value_get_float (&b_value))
retval = -1;
else if (g_value_get_float (&a_value) == g_value_get_float (&b_value))
retval = 0;
else
retval = 1;
break;
case G_TYPE_DOUBLE:
if (g_value_get_double (&a_value) < g_value_get_double (&b_value))
retval = -1;
else if (g_value_get_double (&a_value) == g_value_get_double (&b_value))
retval = 0;
else
retval = 1;
break;
case G_TYPE_STRING:
stra = g_value_get_string (&a_value);
strb = g_value_get_string (&b_value);
if (stra == NULL) stra = "";
if (strb == NULL) strb = "";
retval = g_utf8_collate (stra, strb);
break;
case G_TYPE_VARIANT:
case G_TYPE_POINTER:
case G_TYPE_BOXED:
case G_TYPE_OBJECT:
default:
g_warning ("Attempting to sort on invalid type %s", g_type_name (type));
retval = FALSE;
break;
}
g_value_unset (&a_value);
g_value_unset (&b_value);
return retval;
}
GList *
_gtk_tree_data_list_header_new (int n_columns,
GType *types)
{
GList *retval = NULL;
int i;
for (i = 0; i < n_columns; i ++)
{
GtkTreeDataSortHeader *header;
header = g_slice_new (GtkTreeDataSortHeader);
retval = g_list_prepend (retval, header);
header->sort_column_id = i;
header->func = _gtk_tree_data_list_compare_func;
header->destroy = NULL;
header->data = GINT_TO_POINTER (i);
}
return g_list_reverse (retval);
}
void
_gtk_tree_data_list_header_free (GList *list)
{
GList *tmp;
for (tmp = list; tmp; tmp = tmp->next)
{
GtkTreeDataSortHeader *header = (GtkTreeDataSortHeader *) tmp->data;
if (header->destroy)
{
GDestroyNotify d = header->destroy;
header->destroy = NULL;
d (header->data);
}
g_slice_free (GtkTreeDataSortHeader, header);
}
g_list_free (list);
}
GtkTreeDataSortHeader *
_gtk_tree_data_list_get_header (GList *header_list,
int sort_column_id)
{
GtkTreeDataSortHeader *header = NULL;
for (; header_list; header_list = header_list->next)
{
header = (GtkTreeDataSortHeader*) header_list->data;
if (header->sort_column_id == sort_column_id)
return header;
}
return NULL;
}
GList *
_gtk_tree_data_list_set_header (GList *header_list,
int sort_column_id,
GtkTreeIterCompareFunc func,
gpointer data,
GDestroyNotify destroy)
{
GList *list = header_list;
GtkTreeDataSortHeader *header = NULL;
for (; list; list = list->next)
{
header = (GtkTreeDataSortHeader*) list->data;
if (header->sort_column_id == sort_column_id)
break;
header = NULL;
if (list->next == NULL)
break;
}
if (header == NULL)
{
header = g_slice_new0 (GtkTreeDataSortHeader);
header->sort_column_id = sort_column_id;
if (list)
list = g_list_append (list, header);
else
header_list = g_list_append (header_list, header);
}
if (header->destroy)
{
GDestroyNotify d = header->destroy;
header->destroy = NULL;
d (header->data);
}
header->func = func;
header->data = data;
header->destroy = destroy;
return header_list;
}