754 lines
22 KiB
C
754 lines
22 KiB
C
#include <string.h>
|
|
#include <stdlib.h>
|
|
#include "custom-list.h"
|
|
|
|
/* indent -i3 -ci3 -ut -ts3 -bli0 -c0 custom-list.c */
|
|
|
|
/* boring declarations of local functions */
|
|
|
|
static void custom_list_init (CustomList * pkg_tree);
|
|
|
|
static void custom_list_class_init (CustomListClass * klass);
|
|
|
|
static void custom_list_tree_model_init (GtkTreeModelIface * iface);
|
|
|
|
static void custom_list_finalize (GObject * object);
|
|
|
|
static GtkTreeModelFlags custom_list_get_flags (GtkTreeModel * tree_model);
|
|
|
|
static gint custom_list_get_n_columns (GtkTreeModel * tree_model);
|
|
|
|
static GType custom_list_get_column_type (GtkTreeModel * tree_model,
|
|
gint index);
|
|
|
|
static gboolean custom_list_get_iter (GtkTreeModel * tree_model,
|
|
GtkTreeIter * iter, GtkTreePath * path);
|
|
|
|
static GtkTreePath *custom_list_get_path (GtkTreeModel * tree_model,
|
|
GtkTreeIter * iter);
|
|
|
|
static void custom_list_get_value (GtkTreeModel * tree_model,
|
|
GtkTreeIter * iter,
|
|
gint column, GValue * value);
|
|
|
|
static gboolean custom_list_iter_next (GtkTreeModel * tree_model,
|
|
GtkTreeIter * iter);
|
|
|
|
static gboolean custom_list_iter_children (GtkTreeModel * tree_model,
|
|
GtkTreeIter * iter,
|
|
GtkTreeIter * parent);
|
|
|
|
static gboolean custom_list_iter_has_child (GtkTreeModel * tree_model,
|
|
GtkTreeIter * iter);
|
|
|
|
static gint custom_list_iter_n_children (GtkTreeModel * tree_model,
|
|
GtkTreeIter * iter);
|
|
|
|
static gboolean custom_list_iter_nth_child (GtkTreeModel * tree_model,
|
|
GtkTreeIter * iter,
|
|
GtkTreeIter * parent, gint n);
|
|
|
|
static gboolean custom_list_iter_parent (GtkTreeModel * tree_model,
|
|
GtkTreeIter * iter,
|
|
GtkTreeIter * child);
|
|
|
|
/* -- GtkTreeSortable interface functions -- */
|
|
|
|
static gboolean custom_list_sortable_get_sort_column_id (GtkTreeSortable *
|
|
sortable,
|
|
gint * sort_col_id,
|
|
GtkSortType * order);
|
|
|
|
static void custom_list_sortable_set_sort_column_id (GtkTreeSortable *
|
|
sortable,
|
|
gint sort_col_id,
|
|
GtkSortType order);
|
|
|
|
static void custom_list_sortable_set_sort_func (GtkTreeSortable * sortable,
|
|
gint sort_col_id,
|
|
GtkTreeIterCompareFunc
|
|
sort_func, gpointer user_data,
|
|
GtkDestroyNotify
|
|
destroy_func);
|
|
|
|
static void custom_list_sortable_set_default_sort_func (GtkTreeSortable *
|
|
sortable,
|
|
GtkTreeIterCompareFunc
|
|
sort_func,
|
|
gpointer user_data,
|
|
GtkDestroyNotify
|
|
destroy_func);
|
|
|
|
static gboolean custom_list_sortable_has_default_sort_func (GtkTreeSortable *
|
|
sortable);
|
|
|
|
|
|
|
|
static GObjectClass *parent_class = NULL; /* GObject stuff - nothing to worry about */
|
|
|
|
|
|
static void
|
|
custom_list_sortable_init (GtkTreeSortableIface * iface)
|
|
{
|
|
iface->get_sort_column_id = custom_list_sortable_get_sort_column_id;
|
|
iface->set_sort_column_id = custom_list_sortable_set_sort_column_id;
|
|
iface->set_sort_func = custom_list_sortable_set_sort_func; /* NOT SUPPORTED */
|
|
iface->set_default_sort_func = custom_list_sortable_set_default_sort_func; /* NOT SUPPORTED */
|
|
iface->has_default_sort_func = custom_list_sortable_has_default_sort_func; /* NOT SUPPORTED */
|
|
}
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* custom_list_get_type: here we register our new type and its interfaces
|
|
* with the type system. If you want to implement
|
|
* additional interfaces like GtkTreeSortable, you
|
|
* will need to do it here.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
GType
|
|
custom_list_get_type (void)
|
|
{
|
|
static GType custom_list_type = 0;
|
|
|
|
if (custom_list_type)
|
|
return custom_list_type;
|
|
|
|
/* Some boilerplate type registration stuff */
|
|
if (1)
|
|
{
|
|
static const GTypeInfo custom_list_info = {
|
|
sizeof (CustomListClass),
|
|
NULL, /* base_init */
|
|
NULL, /* base_finalize */
|
|
(GClassInitFunc) custom_list_class_init,
|
|
NULL, /* class finalize */
|
|
NULL, /* class_data */
|
|
sizeof (CustomList),
|
|
0, /* n_preallocs */
|
|
(GInstanceInitFunc) custom_list_init
|
|
};
|
|
|
|
custom_list_type =
|
|
g_type_register_static (G_TYPE_OBJECT, "CustomList",
|
|
&custom_list_info, (GTypeFlags) 0);
|
|
}
|
|
|
|
/* Here we register our GtkTreeModel interface with the type system */
|
|
if (1)
|
|
{
|
|
static const GInterfaceInfo tree_model_info = {
|
|
(GInterfaceInitFunc) custom_list_tree_model_init,
|
|
NULL,
|
|
NULL
|
|
};
|
|
|
|
g_type_add_interface_static (custom_list_type, GTK_TYPE_TREE_MODEL,
|
|
&tree_model_info);
|
|
}
|
|
|
|
/* Add GtkTreeSortable interface */
|
|
if (1)
|
|
{
|
|
static const GInterfaceInfo tree_sortable_info = {
|
|
(GInterfaceInitFunc) custom_list_sortable_init,
|
|
NULL,
|
|
NULL
|
|
};
|
|
|
|
g_type_add_interface_static (custom_list_type,
|
|
GTK_TYPE_TREE_SORTABLE,
|
|
&tree_sortable_info);
|
|
}
|
|
|
|
return custom_list_type;
|
|
}
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* custom_list_class_init: more boilerplate GObject/GType stuff.
|
|
* Init callback for the type system,
|
|
* called once when our new class is created.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
static void
|
|
custom_list_class_init (CustomListClass * klass)
|
|
{
|
|
GObjectClass *object_class;
|
|
|
|
parent_class = (GObjectClass *) g_type_class_peek_parent (klass);
|
|
object_class = (GObjectClass *) klass;
|
|
|
|
object_class->finalize = custom_list_finalize;
|
|
}
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* custom_list_tree_model_init: init callback for the interface registration
|
|
* in custom_list_get_type. Here we override
|
|
* the GtkTreeModel interface functions that
|
|
* we implement.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
static void
|
|
custom_list_tree_model_init (GtkTreeModelIface * iface)
|
|
{
|
|
iface->get_flags = custom_list_get_flags;
|
|
iface->get_n_columns = custom_list_get_n_columns;
|
|
iface->get_column_type = custom_list_get_column_type;
|
|
iface->get_iter = custom_list_get_iter;
|
|
iface->get_path = custom_list_get_path;
|
|
iface->get_value = custom_list_get_value;
|
|
iface->iter_next = custom_list_iter_next;
|
|
iface->iter_children = custom_list_iter_children;
|
|
iface->iter_has_child = custom_list_iter_has_child;
|
|
iface->iter_n_children = custom_list_iter_n_children;
|
|
iface->iter_nth_child = custom_list_iter_nth_child;
|
|
iface->iter_parent = custom_list_iter_parent;
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* custom_list_init: this is called everytime a new custom list object
|
|
* instance is created (we do that in custom_list_new).
|
|
* Initialise the list structure's fields here.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
static void
|
|
custom_list_init (CustomList * custom_list)
|
|
{
|
|
custom_list->n_columns = CUSTOM_LIST_N_COLUMNS;
|
|
|
|
custom_list->column_types[0] = G_TYPE_STRING; /* CUSTOM_LIST_COL_NAME */
|
|
custom_list->column_types[1] = G_TYPE_UINT; /* CUSTOM_LIST_COL_USERS */
|
|
custom_list->column_types[2] = G_TYPE_STRING; /* CUSTOM_LIST_COL_TOPIC */
|
|
|
|
custom_list->num_rows = 0;
|
|
custom_list->num_alloc = 0;
|
|
custom_list->rows = NULL;
|
|
|
|
custom_list->sort_id = SORT_ID_CHANNEL;
|
|
custom_list->sort_order = GTK_SORT_ASCENDING;
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* custom_list_finalize: this is called just before a custom list is
|
|
* destroyed. Free dynamically allocated memory here.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
static void
|
|
custom_list_finalize (GObject * object)
|
|
{
|
|
custom_list_clear (CUSTOM_LIST (object));
|
|
|
|
/* must chain up - finalize parent */
|
|
(*parent_class->finalize) (object);
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* custom_list_get_flags: tells the rest of the world whether our tree model
|
|
* has any special characteristics. In our case,
|
|
* we have a list model (instead of a tree), and each
|
|
* tree iter is valid as long as the row in question
|
|
* exists, as it only contains a pointer to our struct.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
static GtkTreeModelFlags
|
|
custom_list_get_flags (GtkTreeModel * tree_model)
|
|
{
|
|
return (GTK_TREE_MODEL_LIST_ONLY /*| GTK_TREE_MODEL_ITERS_PERSIST */ );
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* custom_list_get_n_columns: tells the rest of the world how many data
|
|
* columns we export via the tree model interface
|
|
*
|
|
*****************************************************************************/
|
|
|
|
static gint
|
|
custom_list_get_n_columns (GtkTreeModel * tree_model)
|
|
{
|
|
return 3;/*CUSTOM_LIST (tree_model)->n_columns;*/
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* custom_list_get_column_type: tells the rest of the world which type of
|
|
* data an exported model column contains
|
|
*
|
|
*****************************************************************************/
|
|
|
|
static GType
|
|
custom_list_get_column_type (GtkTreeModel * tree_model, gint index)
|
|
{
|
|
return CUSTOM_LIST (tree_model)->column_types[index];
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* custom_list_get_iter: converts a tree path (physical position) into a
|
|
* tree iter structure (the content of the iter
|
|
* fields will only be used internally by our model).
|
|
* We simply store a pointer to our chanlistrow
|
|
* structure that represents that row in the tree iter.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
static gboolean
|
|
custom_list_get_iter (GtkTreeModel * tree_model,
|
|
GtkTreeIter * iter, GtkTreePath * path)
|
|
{
|
|
CustomList *custom_list = CUSTOM_LIST (tree_model);
|
|
chanlistrow *record;
|
|
gint n;
|
|
|
|
n = gtk_tree_path_get_indices (path)[0];
|
|
if (n >= custom_list->num_rows || n < 0)
|
|
return FALSE;
|
|
|
|
record = custom_list->rows[n];
|
|
|
|
/* We simply store a pointer to our custom record in the iter */
|
|
iter->user_data = record;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* custom_list_get_path: converts a tree iter into a tree path (ie. the
|
|
* physical position of that row in the list).
|
|
*
|
|
*****************************************************************************/
|
|
|
|
static GtkTreePath *
|
|
custom_list_get_path (GtkTreeModel * tree_model, GtkTreeIter * iter)
|
|
{
|
|
GtkTreePath *path;
|
|
chanlistrow *record;
|
|
|
|
record = (chanlistrow *) iter->user_data;
|
|
|
|
path = gtk_tree_path_new ();
|
|
gtk_tree_path_append_index (path, record->pos);
|
|
|
|
return path;
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* custom_list_get_value: Returns a row's exported data columns
|
|
* (_get_value is what gtk_tree_model_get uses)
|
|
*
|
|
*****************************************************************************/
|
|
|
|
static void
|
|
custom_list_get_value (GtkTreeModel * tree_model,
|
|
GtkTreeIter * iter, gint column, GValue * value)
|
|
{
|
|
chanlistrow *record;
|
|
CustomList *custom_list = CUSTOM_LIST (tree_model);
|
|
|
|
if (custom_list->num_rows == 0)
|
|
return;
|
|
|
|
g_value_init (value, custom_list->column_types[column]);
|
|
|
|
record = (chanlistrow *) iter->user_data;
|
|
|
|
switch (column)
|
|
{
|
|
case CUSTOM_LIST_COL_NAME:
|
|
g_value_set_static_string (value, GET_CHAN (record));
|
|
break;
|
|
|
|
case CUSTOM_LIST_COL_USERS:
|
|
g_value_set_uint (value, record->users);
|
|
break;
|
|
|
|
case CUSTOM_LIST_COL_TOPIC:
|
|
g_value_set_static_string (value, record->topic);
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* custom_list_iter_next: Takes an iter structure and sets it to point
|
|
* to the next row.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
static gboolean
|
|
custom_list_iter_next (GtkTreeModel * tree_model, GtkTreeIter * iter)
|
|
{
|
|
chanlistrow *record, *nextrecord;
|
|
CustomList *custom_list = CUSTOM_LIST (tree_model);
|
|
|
|
record = (chanlistrow *) iter->user_data;
|
|
|
|
/* Is this the last record in the list? */
|
|
if ((record->pos + 1) >= custom_list->num_rows)
|
|
return FALSE;
|
|
|
|
nextrecord = custom_list->rows[(record->pos + 1)];
|
|
|
|
g_assert (nextrecord != NULL);
|
|
g_assert (nextrecord->pos == (record->pos + 1));
|
|
|
|
iter->user_data = nextrecord;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* custom_list_iter_children: Returns TRUE or FALSE depending on whether
|
|
* the row specified by 'parent' has any children.
|
|
* If it has children, then 'iter' is set to
|
|
* point to the first child. Special case: if
|
|
* 'parent' is NULL, then the first top-level
|
|
* row should be returned if it exists.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
static gboolean
|
|
custom_list_iter_children (GtkTreeModel * tree_model,
|
|
GtkTreeIter * iter, GtkTreeIter * parent)
|
|
{
|
|
CustomList *custom_list = CUSTOM_LIST (tree_model);
|
|
|
|
/* this is a list, nodes have no children */
|
|
if (parent)
|
|
return FALSE;
|
|
|
|
/* parent == NULL is a special case; we need to return the first top-level row */
|
|
/* No rows => no first row */
|
|
if (custom_list->num_rows == 0)
|
|
return FALSE;
|
|
|
|
/* Set iter to first item in list */
|
|
iter->user_data = custom_list->rows[0];
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* custom_list_iter_has_child: Returns TRUE or FALSE depending on whether
|
|
* the row specified by 'iter' has any children.
|
|
* We only have a list and thus no children.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
static gboolean
|
|
custom_list_iter_has_child (GtkTreeModel * tree_model, GtkTreeIter * iter)
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* custom_list_iter_n_children: Returns the number of children the row
|
|
* specified by 'iter' has. This is usually 0,
|
|
* as we only have a list and thus do not have
|
|
* any children to any rows. A special case is
|
|
* when 'iter' is NULL, in which case we need
|
|
* to return the number of top-level nodes,
|
|
* ie. the number of rows in our list.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
static gint
|
|
custom_list_iter_n_children (GtkTreeModel * tree_model, GtkTreeIter * iter)
|
|
{
|
|
CustomList *custom_list = CUSTOM_LIST (tree_model);
|
|
|
|
/* special case: if iter == NULL, return number of top-level rows */
|
|
if (!iter)
|
|
return custom_list->num_rows;
|
|
|
|
return 0; /* otherwise, this is easy again for a list */
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* custom_list_iter_nth_child: If the row specified by 'parent' has any
|
|
* children, set 'iter' to the n-th child and
|
|
* return TRUE if it exists, otherwise FALSE.
|
|
* A special case is when 'parent' is NULL, in
|
|
* which case we need to set 'iter' to the n-th
|
|
* row if it exists.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
static gboolean
|
|
custom_list_iter_nth_child (GtkTreeModel * tree_model,
|
|
GtkTreeIter * iter, GtkTreeIter * parent, gint n)
|
|
{
|
|
CustomList *custom_list = CUSTOM_LIST (tree_model);
|
|
|
|
/* a list has only top-level rows */
|
|
if (parent)
|
|
return FALSE;
|
|
|
|
/* special case: if parent == NULL, set iter to n-th top-level row */
|
|
if (n >= custom_list->num_rows)
|
|
return FALSE;
|
|
|
|
iter->user_data = custom_list->rows[n];
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* custom_list_iter_parent: Point 'iter' to the parent node of 'child'. As
|
|
* we have a list and thus no children and no
|
|
* parents of children, we can just return FALSE.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
static gboolean
|
|
custom_list_iter_parent (GtkTreeModel * tree_model,
|
|
GtkTreeIter * iter, GtkTreeIter * child)
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
static gboolean
|
|
custom_list_sortable_get_sort_column_id (GtkTreeSortable * sortable,
|
|
gint * sort_col_id,
|
|
GtkSortType * order)
|
|
{
|
|
CustomList *custom_list = CUSTOM_LIST (sortable);
|
|
|
|
if (sort_col_id)
|
|
*sort_col_id = custom_list->sort_id;
|
|
|
|
if (order)
|
|
*order = custom_list->sort_order;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
static void
|
|
custom_list_sortable_set_sort_column_id (GtkTreeSortable * sortable,
|
|
gint sort_col_id, GtkSortType order)
|
|
{
|
|
CustomList *custom_list = CUSTOM_LIST (sortable);
|
|
|
|
if (custom_list->sort_id == sort_col_id
|
|
&& custom_list->sort_order == order)
|
|
return;
|
|
|
|
custom_list->sort_id = sort_col_id;
|
|
custom_list->sort_order = order;
|
|
|
|
custom_list_resort (custom_list);
|
|
|
|
/* emit "sort-column-changed" signal to tell any tree views
|
|
* that the sort column has changed (so the little arrow
|
|
* in the column header of the sort column is drawn
|
|
* in the right column) */
|
|
|
|
gtk_tree_sortable_sort_column_changed (sortable);
|
|
}
|
|
|
|
static void
|
|
custom_list_sortable_set_sort_func (GtkTreeSortable * sortable,
|
|
gint sort_col_id,
|
|
GtkTreeIterCompareFunc sort_func,
|
|
gpointer user_data,
|
|
GtkDestroyNotify destroy_func)
|
|
{
|
|
}
|
|
|
|
static void
|
|
custom_list_sortable_set_default_sort_func (GtkTreeSortable * sortable,
|
|
GtkTreeIterCompareFunc sort_func,
|
|
gpointer user_data,
|
|
GtkDestroyNotify destroy_func)
|
|
{
|
|
}
|
|
|
|
static gboolean
|
|
custom_list_sortable_has_default_sort_func (GtkTreeSortable * sortable)
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
/* fast as possible compare func for sorting.
|
|
TODO: If fast enough, use a unicode collation key and strcmp. */
|
|
|
|
#define TOSML(c) (((c) >= 'A' && (c) <= 'Z') ? (c) - 'A' + 'a' : (c))
|
|
|
|
static inline int
|
|
fast_ascii_stricmp (const char *s1, const char *s2)
|
|
{
|
|
int c1, c2;
|
|
|
|
while (*s1 && *s2)
|
|
{
|
|
c1 = (int) (unsigned char) TOSML (*s1);
|
|
c2 = (int) (unsigned char) TOSML (*s2);
|
|
if (c1 != c2)
|
|
return (c1 - c2);
|
|
s1++;
|
|
s2++;
|
|
}
|
|
|
|
return (((int) (unsigned char) *s1) - ((int) (unsigned char) *s2));
|
|
}
|
|
|
|
static gint
|
|
custom_list_qsort_compare_func (chanlistrow ** a, chanlistrow ** b,
|
|
CustomList * custom_list)
|
|
{
|
|
if (custom_list->sort_order == GTK_SORT_DESCENDING)
|
|
{
|
|
chanlistrow **tmp = a;
|
|
a = b;
|
|
b = tmp;
|
|
}
|
|
|
|
if (custom_list->sort_id == SORT_ID_USERS)
|
|
{
|
|
return (*a)->users - (*b)->users;
|
|
}
|
|
|
|
if (custom_list->sort_id == SORT_ID_TOPIC)
|
|
{
|
|
return fast_ascii_stricmp ((*a)->topic, (*b)->topic);
|
|
}
|
|
|
|
return strcmp ((*a)->collation_key, (*b)->collation_key);
|
|
}
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* custom_list_new: This is what you use in your own code to create a
|
|
* new custom list tree model for you to use.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
CustomList *
|
|
custom_list_new (void)
|
|
{
|
|
return (CustomList *) g_object_new (CUSTOM_TYPE_LIST, NULL);
|
|
}
|
|
|
|
void
|
|
custom_list_append (CustomList * custom_list, chanlistrow * newrecord)
|
|
{
|
|
GtkTreeIter iter;
|
|
GtkTreePath *path;
|
|
gulong newsize;
|
|
guint pos;
|
|
|
|
if (custom_list->num_rows >= custom_list->num_alloc)
|
|
{
|
|
custom_list->num_alloc += 64;
|
|
newsize = custom_list->num_alloc * sizeof (chanlistrow *);
|
|
custom_list->rows = g_realloc (custom_list->rows, newsize);
|
|
}
|
|
|
|
/* TODO: Binary search insert? */
|
|
|
|
pos = custom_list->num_rows;
|
|
custom_list->rows[pos] = newrecord;
|
|
custom_list->num_rows++;
|
|
newrecord->pos = pos;
|
|
|
|
/* inform the tree view and other interested objects
|
|
* (e.g. tree row references) that we have inserted
|
|
* a new row, and where it was inserted */
|
|
|
|
path = gtk_tree_path_new ();
|
|
gtk_tree_path_append_index (path, newrecord->pos);
|
|
/* custom_list_get_iter(GTK_TREE_MODEL(custom_list), &iter, path);*/
|
|
iter.user_data = newrecord;
|
|
gtk_tree_model_row_inserted (GTK_TREE_MODEL (custom_list), path, &iter);
|
|
gtk_tree_path_free (path);
|
|
}
|
|
|
|
void
|
|
custom_list_resort (CustomList * custom_list)
|
|
{
|
|
GtkTreePath *path;
|
|
gint *neworder, i;
|
|
|
|
if (custom_list->num_rows < 2)
|
|
return;
|
|
|
|
/* resort */
|
|
g_qsort_with_data (custom_list->rows,
|
|
custom_list->num_rows,
|
|
sizeof (chanlistrow *),
|
|
(GCompareDataFunc) custom_list_qsort_compare_func,
|
|
custom_list);
|
|
|
|
/* let other objects know about the new order */
|
|
neworder = malloc (sizeof (gint) * custom_list->num_rows);
|
|
|
|
for (i = custom_list->num_rows - 1; i >= 0; i--)
|
|
{
|
|
/* Note that the API reference might be wrong about
|
|
* this, see bug number 124790 on bugs.gnome.org.
|
|
* Both will work, but one will give you 'jumpy'
|
|
* selections after row reordering. */
|
|
/* neworder[(custom_list->rows[i])->pos] = i; */
|
|
neworder[i] = (custom_list->rows[i])->pos;
|
|
(custom_list->rows[i])->pos = i;
|
|
}
|
|
|
|
path = gtk_tree_path_new ();
|
|
gtk_tree_model_rows_reordered (GTK_TREE_MODEL (custom_list), path, NULL,
|
|
neworder);
|
|
gtk_tree_path_free (path);
|
|
free (neworder);
|
|
}
|
|
|
|
void
|
|
custom_list_clear (CustomList * custom_list)
|
|
{
|
|
int i, max = custom_list->num_rows - 1;
|
|
GtkTreePath *path;
|
|
|
|
for (i = max; i >= 0; i--)
|
|
{
|
|
path = gtk_tree_path_new ();
|
|
gtk_tree_path_append_index (path, custom_list->rows[i]->pos);
|
|
gtk_tree_model_row_deleted (GTK_TREE_MODEL (custom_list), path);
|
|
gtk_tree_path_free (path);
|
|
}
|
|
|
|
custom_list->num_rows = 0;
|
|
custom_list->num_alloc = 0;
|
|
|
|
g_free (custom_list->rows);
|
|
custom_list->rows = NULL;
|
|
}
|