gtk2/gtk/gtktreemodel.h

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/* gtktreemodel.h
* 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, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GTK_TREE_MODEL_H__
#define __GTK_TREE_MODEL_H__
#include <gtk/gtkobject.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#define GTK_TYPE_TREE_MODEL (gtk_tree_model_get_type ())
#define GTK_TREE_MODEL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_TREE_MODEL, GtkTreeModel))
#define GTK_IS_TREE_MODEL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_TREE_MODEL))
#define GTK_TREE_MODEL_GET_IFACE(obj) ((GtkTreeModelIface *)g_type_interface_peek (((GTypeInstance *)GTK_TREE_MODEL (obj))->g_class, GTK_TYPE_TREE_MODEL))
typedef struct _GtkTreeIter GtkTreeIter;
typedef struct _GtkTreePath GtkTreePath;
typedef struct _GtkTreeRowReference GtkTreeRowReference;
typedef struct _GtkTreeModel GtkTreeModel; /* Dummy typedef */
typedef struct _GtkTreeModelIface GtkTreeModelIface;
typedef gboolean (* GtkTreeModelForeachFunc) (GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, gpointer data);
typedef enum
{
GTK_TREE_MODEL_ITERS_PERSIST = 1 << 0,
GTK_TREE_MODEL_LIST_ONLY = 1 << 1,
} GtkTreeModelFlags;
struct _GtkTreeIter
{
gint stamp;
gpointer user_data;
gpointer user_data2;
gpointer user_data3;
};
struct _GtkTreeModelIface
{
GTypeInterface g_iface;
/* Signals */
void (* row_changed) (GtkTreeModel *tree_model,
GtkTreePath *path,
GtkTreeIter *iter);
void (* row_inserted) (GtkTreeModel *tree_model,
GtkTreePath *path,
GtkTreeIter *iter);
void (* row_has_child_toggled) (GtkTreeModel *tree_model,
GtkTreePath *path,
GtkTreeIter *iter);
void (* row_deleted) (GtkTreeModel *tree_model,
GtkTreePath *path);
void (* rows_reordered) (GtkTreeModel *tree_model,
GtkTreePath *path,
GtkTreeIter *iter,
gint *new_order);
/* Virtual Table */
Adapt to GtkTreeSelection changes 2001-01-01 Havoc Pennington <hp@redhat.com> * gtk/gtktreeview.c: Adapt to GtkTreeSelection changes * gtk/gtktreeselection.c (_gtk_tree_selection_set_tree_view): don't fill in tree_view->priv->selection, kind of an unexpected side effect * gtk/gtkcellrenderertext.c: Remove definition of _ and include gtkintl.h * gtk/gtkcellrenderer.c: Remove definition of _ and include gtkintl.h (gtk_cell_renderer_get_property): remove calls to g_value_init * gtk/gtkcellrendererpixbuf.c: Remove definition of _ and include gtkintl.h * gtk/gtkcellrenderertextpixbuf.c: Remove definition of _ macro and include gtkintl.h (gtk_cell_renderer_text_pixbuf_class_init): remove spaces from property names * gtk/gtktreeselection.c (_gtk_tree_selection_new): rename, return GtkTreeSelection (_gtk_tree_selection_new_from_with_view): rename, return GtkTreeSelection (_gtk_tree_selection_set_tree_view): rename with uscore (gtk_tree_selection_get_selected): fill in the "model" out param first, so it gets filled in even if we return at the top of the function (gtk_tree_selection_real_select_all): add a comment and an else{} to clarify this a bit (gtk_tree_selection_real_unselect_all): add the same else{} * gtk/gtktreeselection.h: Rename new, new_with_tree_view, and set_tree_view to have underscore prefixes, move them to the private header, fix return type of new_with_tree_view (struct _GtkTreeSelection): mark struct fields private * gtk/gtktreemodel.c (gtk_tree_model_get_flags): return GtkTreeModelFlags, not a guint (gtk_tree_path_prev): return gboolean not gint (gtk_tree_path_up): return gboolean not gint * gtk/gtktreemodel.h (struct _GtkTreeModelIface): make get_flags return GtkTreeModelFlags, not a guint * gtk/gtktreemodelsort.c (gtk_tree_model_sort_finalize): check that child model is non-null before unrefing it (g_value_int_compare_func): make this a qsort compare func, not a boolean predicate * gtk/gtktreemodelsort.h: rename gtk_tree_model_set_sort_column, (add -umn to the end), and mark it unimplemented (gtk_tree_model_sort_resort): remove, this wasn't implemented, and I don't see what it's for - doesn't the model always sort itself? (gtk_tree_model_sort_set_compare): this had the wrong signature * gtk/gtktreeviewcolumn.c (gtk_tree_view_column_set_attributes): Fix the docs to say that it destructively replaces existing attributes (previously said that it added attributes). (gtk_tree_view_column_set_visible): canonicalize bool before equality testing. Also, check for realization before hiding/showing the tree_column->window; if this window could exist before realization, then it's busted and needs fixing, we can't create GDK resources pre-realization. Also, remove superfluous queue_resize(), since set_size() does that for us. (gtk_tree_view_column_set_col_type): check realization before using tree_column->window * gtk/gtktreedatalist.c: fix filename in copyright notice
2001-01-01 19:01:54 +00:00
GtkTreeModelFlags (* get_flags) (GtkTreeModel *tree_model);
gint (* get_n_columns) (GtkTreeModel *tree_model);
GType (* get_column_type) (GtkTreeModel *tree_model,
gint index);
gboolean (* get_iter) (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreePath *path);
GtkTreePath *(* get_path) (GtkTreeModel *tree_model,
GtkTreeIter *iter);
void (* get_value) (GtkTreeModel *tree_model,
GtkTreeIter *iter,
gint column,
GValue *value);
gboolean (* iter_next) (GtkTreeModel *tree_model,
GtkTreeIter *iter);
gboolean (* iter_children) (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *parent);
gboolean (* iter_has_child) (GtkTreeModel *tree_model,
GtkTreeIter *iter);
gint (* iter_n_children) (GtkTreeModel *tree_model,
GtkTreeIter *iter);
gboolean (* iter_nth_child) (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *parent,
gint n);
gboolean (* iter_parent) (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *child);
void (* ref_node) (GtkTreeModel *tree_model,
GtkTreeIter *iter);
void (* unref_node) (GtkTreeModel *tree_model,
GtkTreeIter *iter);
};
/* GtkTreePath operations */
GtkTreePath *gtk_tree_path_new (void);
GtkTreePath *gtk_tree_path_new_from_string (const gchar *path);
gchar *gtk_tree_path_to_string (GtkTreePath *path);
GtkTreePath *gtk_tree_path_new_root (void);
void gtk_tree_path_append_index (GtkTreePath *path,
gint index);
void gtk_tree_path_prepend_index (GtkTreePath *path,
gint index);
gint gtk_tree_path_get_depth (GtkTreePath *path);
gint *gtk_tree_path_get_indices (GtkTreePath *path);
void gtk_tree_path_free (GtkTreePath *path);
GtkTreePath *gtk_tree_path_copy (GtkTreePath *path);
gint gtk_tree_path_compare (const GtkTreePath *a,
const GtkTreePath *b);
void gtk_tree_path_next (GtkTreePath *path);
Adapt to GtkTreeSelection changes 2001-01-01 Havoc Pennington <hp@redhat.com> * gtk/gtktreeview.c: Adapt to GtkTreeSelection changes * gtk/gtktreeselection.c (_gtk_tree_selection_set_tree_view): don't fill in tree_view->priv->selection, kind of an unexpected side effect * gtk/gtkcellrenderertext.c: Remove definition of _ and include gtkintl.h * gtk/gtkcellrenderer.c: Remove definition of _ and include gtkintl.h (gtk_cell_renderer_get_property): remove calls to g_value_init * gtk/gtkcellrendererpixbuf.c: Remove definition of _ and include gtkintl.h * gtk/gtkcellrenderertextpixbuf.c: Remove definition of _ macro and include gtkintl.h (gtk_cell_renderer_text_pixbuf_class_init): remove spaces from property names * gtk/gtktreeselection.c (_gtk_tree_selection_new): rename, return GtkTreeSelection (_gtk_tree_selection_new_from_with_view): rename, return GtkTreeSelection (_gtk_tree_selection_set_tree_view): rename with uscore (gtk_tree_selection_get_selected): fill in the "model" out param first, so it gets filled in even if we return at the top of the function (gtk_tree_selection_real_select_all): add a comment and an else{} to clarify this a bit (gtk_tree_selection_real_unselect_all): add the same else{} * gtk/gtktreeselection.h: Rename new, new_with_tree_view, and set_tree_view to have underscore prefixes, move them to the private header, fix return type of new_with_tree_view (struct _GtkTreeSelection): mark struct fields private * gtk/gtktreemodel.c (gtk_tree_model_get_flags): return GtkTreeModelFlags, not a guint (gtk_tree_path_prev): return gboolean not gint (gtk_tree_path_up): return gboolean not gint * gtk/gtktreemodel.h (struct _GtkTreeModelIface): make get_flags return GtkTreeModelFlags, not a guint * gtk/gtktreemodelsort.c (gtk_tree_model_sort_finalize): check that child model is non-null before unrefing it (g_value_int_compare_func): make this a qsort compare func, not a boolean predicate * gtk/gtktreemodelsort.h: rename gtk_tree_model_set_sort_column, (add -umn to the end), and mark it unimplemented (gtk_tree_model_sort_resort): remove, this wasn't implemented, and I don't see what it's for - doesn't the model always sort itself? (gtk_tree_model_sort_set_compare): this had the wrong signature * gtk/gtktreeviewcolumn.c (gtk_tree_view_column_set_attributes): Fix the docs to say that it destructively replaces existing attributes (previously said that it added attributes). (gtk_tree_view_column_set_visible): canonicalize bool before equality testing. Also, check for realization before hiding/showing the tree_column->window; if this window could exist before realization, then it's busted and needs fixing, we can't create GDK resources pre-realization. Also, remove superfluous queue_resize(), since set_size() does that for us. (gtk_tree_view_column_set_col_type): check realization before using tree_column->window * gtk/gtktreedatalist.c: fix filename in copyright notice
2001-01-01 19:01:54 +00:00
gboolean gtk_tree_path_prev (GtkTreePath *path);
gboolean gtk_tree_path_up (GtkTreePath *path);
void gtk_tree_path_down (GtkTreePath *path);
fix bug in here where prev pointer was set to the wrong thing 2001-01-30 Havoc Pennington <hp@redhat.com> * gtk/gtkliststore.c (gtk_list_store_insert_before): fix bug in here where prev pointer was set to the wrong thing * gtk/gtktreemodel.c (gtk_tree_path_is_ancestor): new function (gtk_tree_path_is_descendant): new function * gtk/gtkliststore.c (gtk_list_store_iter_n_children): return cached length (gtk_list_store_get_iter): don't modify iter if we can't get the path. * gtk/gtkliststore.h (struct _GtkListStore): cache the length * gtk/gtktreednd.h: add virtual function row_drop_possible() to GtkTreeDragDest * gtk/gtktreestore.c (copy_node_data): fix varargs type error that was causing segfault * gtk/gtktreedatalist.c (_gtk_tree_data_list_node_copy): set next pointer to NULL * gtk/gtktreestore.c (gtk_tree_store_append): fix memleak * gtk/gtkliststore.c (gtk_list_store_iter_next): don't modify iter on returning FALSE (gtk_list_store_iter_children): ditto (gtk_list_store_iter_nth_child): ditto (gtk_list_store_iter_nth_child): ditto (gtk_list_store_iter_parent): ditto * gtk/gtktreestore.c (gtk_tree_store_get_path): g_return_if_fail on iter->user_data != NULL instead of silently accepting it. (gtk_tree_store_iter_next): ditto. Also, don't modify iter unless we are returning TRUE. (gtk_tree_store_iter_children): ditto (gtk_tree_store_iter_nth_child): ditto (gtk_tree_store_iter_parent): ditto (gtk_tree_store_insert): remove handling of parent->user_data == NULL, replace with parent == NULL * gtk/gtktreemodel.c (inserted_callback): put some fixes in here, and a comment explaining things * gtk/gtktreestore.c: add GtkTreeDragSource/GtkTreeDragDest interface support to GtkTreeStore. * gtk/gtktreemodel.c (gtk_tree_path_prev): didn't properly return FALSE if no prev, fix * gtk/gtktreeview.c (set_source_row): use a row reference (set_dest_row): use a row reference
2001-01-31 00:57:49 +00:00
gboolean gtk_tree_path_is_ancestor (GtkTreePath *path,
GtkTreePath *descendant);
gboolean gtk_tree_path_is_descendant (GtkTreePath *path,
GtkTreePath *ancestor);
/* Row reference (an object that tracks model changes so it refers to the same
* row always; a path refers to a position, not a fixed row). You almost always
* want to call gtk_tree_row_reference_new.
*/
GtkTreeRowReference *gtk_tree_row_reference_new (GtkTreeModel *model,
GtkTreePath *path);
GtkTreeRowReference *gtk_tree_row_reference_new_proxy (GObject *proxy,
GtkTreeModel *model,
GtkTreePath *path);
GtkTreePath *gtk_tree_row_reference_get_path (GtkTreeRowReference *reference);
gboolean gtk_tree_row_reference_valid (GtkTreeRowReference *reference);
void gtk_tree_row_reference_free (GtkTreeRowReference *reference);
/* These two functions are only needed if you created the row reference with a
* proxy object */
void gtk_tree_row_reference_inserted (GObject *proxy,
GtkTreePath *path);
void gtk_tree_row_reference_deleted (GObject *proxy,
GtkTreePath *path);
void gtk_tree_row_reference_reordered (GObject *proxy,
GtkTreePath *path,
GtkTreeIter *iter,
gint *new_order);
/* GtkTreeIter operations */
GtkTreeIter * gtk_tree_iter_copy (GtkTreeIter *iter);
void gtk_tree_iter_free (GtkTreeIter *iter);
GtkType gtk_tree_model_get_type (void) G_GNUC_CONST;
GtkTreeModelFlags gtk_tree_model_get_flags (GtkTreeModel *tree_model);
gint gtk_tree_model_get_n_columns (GtkTreeModel *tree_model);
GType gtk_tree_model_get_column_type (GtkTreeModel *tree_model,
gint index);
/* Iterator movement */
gboolean gtk_tree_model_get_iter (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreePath *path);
gboolean gtk_tree_model_get_iter_from_string (GtkTreeModel *tree_model,
GtkTreeIter *iter,
const gchar *path_string);
gboolean gtk_tree_model_get_iter_root (GtkTreeModel *tree_model,
GtkTreeIter *iter);
GtkTreePath * gtk_tree_model_get_path (GtkTreeModel *tree_model,
GtkTreeIter *iter);
void gtk_tree_model_get_value (GtkTreeModel *tree_model,
GtkTreeIter *iter,
gint column,
GValue *value);
gboolean gtk_tree_model_iter_next (GtkTreeModel *tree_model,
GtkTreeIter *iter);
gboolean gtk_tree_model_iter_children (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *parent);
gboolean gtk_tree_model_iter_has_child (GtkTreeModel *tree_model,
GtkTreeIter *iter);
gint gtk_tree_model_iter_n_children (GtkTreeModel *tree_model,
GtkTreeIter *iter);
gboolean gtk_tree_model_iter_nth_child (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *parent,
gint n);
gboolean gtk_tree_model_iter_parent (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *child);
void gtk_tree_model_ref_node (GtkTreeModel *tree_model,
GtkTreeIter *iter);
void gtk_tree_model_unref_node (GtkTreeModel *tree_model,
GtkTreeIter *iter);
void gtk_tree_model_get (GtkTreeModel *tree_model,
GtkTreeIter *iter,
...);
void gtk_tree_model_get_valist (GtkTreeModel *tree_model,
GtkTreeIter *iter,
va_list var_args);
void gtk_tree_model_foreach (GtkTreeModel *model,
GtkTreeModelForeachFunc func,
gpointer user_data);
/* Signals */
void gtk_tree_model_row_changed (GtkTreeModel *tree_model,
GtkTreePath *path,
GtkTreeIter *iter);
void gtk_tree_model_row_inserted (GtkTreeModel *tree_model,
GtkTreePath *path,
GtkTreeIter *iter);
void gtk_tree_model_row_has_child_toggled (GtkTreeModel *tree_model,
GtkTreePath *path,
GtkTreeIter *iter);
void gtk_tree_model_row_deleted (GtkTreeModel *tree_model,
GtkTreePath *path);
void gtk_tree_model_rows_reordered (GtkTreeModel *tree_model,
GtkTreePath *path,
GtkTreeIter *iter,
gint *new_order);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __GTK_TREE_MODEL_H__ */