]> Pileus Git - ~andy/gtk/blobdiff - gtk/gtktreemodel.h
a11y: Emit text-changed signals when the text-buffer changes
[~andy/gtk] / gtk / gtktreemodel.h
index 09109a8a1bf42ada0655d4880f17b2a04d789568..fed9850b3e04a8ac052327116c83bc6db61a2e40 100644 (file)
  * 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.
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef __GTK_TREE_MODEL_H__
 #define __GTK_TREE_MODEL_H__
 
-#include <gtk/gtkobject.h>
+#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
+#error "Only <gtk/gtk.h> can be included directly."
+#endif
+
+#include <glib-object.h>
 
 G_BEGIN_DECLS
 
@@ -31,21 +33,62 @@ G_BEGIN_DECLS
 
 #define GTK_TYPE_TREE_ITER             (gtk_tree_iter_get_type ())
 #define GTK_TYPE_TREE_PATH             (gtk_tree_path_get_type ())
+#define GTK_TYPE_TREE_ROW_REFERENCE    (gtk_tree_row_reference_get_type ())
 
 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);
 
+/**
+ * GtkTreeModelForeachFunc:
+ * @model: the #GtkTreeModel being iterated
+ * @path: the current #GtkTreePath
+ * @iter: the current #GtkTreeIter
+ * @data: The user data passed to gtk_tree_model_foreach()
+ *
+ * Type of the callback passed to gtk_tree_model_foreach() to
+ * iterate over the rows in a tree model.
+ *
+ * Return value: %TRUE to stop iterating, %FALSE to continue
+ *
+ */
+typedef gboolean (* GtkTreeModelForeachFunc) (GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, gpointer data);
 
+/**
+ * GtkTreeModelFlags:
+ * @GTK_TREE_MODEL_ITERS_PERSIST: iterators survive all signals
+ *     emitted by the tree
+ * @GTK_TREE_MODEL_LIST_ONLY: the model is a list only, and never
+ *     has children
+ *
+ * These flags indicate various properties of a #GtkTreeModel.
+ *
+ * They are returned by gtk_tree_model_get_flags(), and must be
+ * static for the lifetime of the object. A more complete description
+ * of #GTK_TREE_MODEL_ITERS_PERSIST can be found in the overview of
+ * this section.
+ */
 typedef enum
 {
   GTK_TREE_MODEL_ITERS_PERSIST = 1 << 0,
   GTK_TREE_MODEL_LIST_ONLY = 1 << 1
 } GtkTreeModelFlags;
 
+/**
+ * GtkTreeIter:
+ * @stamp: a unique stamp to catch invalid iterators
+ * @user_data: model-specific data
+ * @user_data2: model-specific data
+ * @user_data3: model-specific data
+ *
+ * The <structname>GtkTreeIter</structname> is the primary structure
+ * for accessing a #GtkTreeModel. Models are expected to put a unique
+ * integer in the <structfield>stamp</structfield> member, and put
+ * model-specific data in the three <structfield>user_data</structfield>
+ * members.
+ */
 struct _GtkTreeIter
 {
   gint stamp;
@@ -76,11 +119,11 @@ struct _GtkTreeModelIface
                                          gint         *new_order);
 
   /* Virtual Table */
-  GtkTreeModelFlags (* get_flags)  (GtkTreeModel *tree_model);   
+  GtkTreeModelFlags (* get_flags)  (GtkTreeModel *tree_model);
 
   gint         (* get_n_columns)   (GtkTreeModel *tree_model);
   GType        (* get_column_type) (GtkTreeModel *tree_model,
-                                   gint          index);
+                                   gint          index_);
   gboolean     (* get_iter)        (GtkTreeModel *tree_model,
                                    GtkTreeIter  *iter,
                                    GtkTreePath  *path);
@@ -92,6 +135,8 @@ struct _GtkTreeModelIface
                                    GValue       *value);
   gboolean     (* iter_next)       (GtkTreeModel *tree_model,
                                    GtkTreeIter  *iter);
+  gboolean     (* iter_previous)   (GtkTreeModel *tree_model,
+                                   GtkTreeIter  *iter);
   gboolean     (* iter_children)   (GtkTreeModel *tree_model,
                                    GtkTreeIter  *iter,
                                    GtkTreeIter  *parent);
@@ -116,18 +161,23 @@ struct _GtkTreeModelIface
 /* GtkTreePath operations */
 GtkTreePath *gtk_tree_path_new              (void);
 GtkTreePath *gtk_tree_path_new_from_string  (const gchar       *path);
+GtkTreePath *gtk_tree_path_new_from_indices (gint               first_index,
+                                            ...);
 gchar       *gtk_tree_path_to_string        (GtkTreePath       *path);
-#define gtk_tree_path_new_root() gtk_tree_path_new_first()
 GtkTreePath *gtk_tree_path_new_first        (void);
 void         gtk_tree_path_append_index     (GtkTreePath       *path,
-                                            gint               index);
+                                            gint               index_);
 void         gtk_tree_path_prepend_index    (GtkTreePath       *path,
-                                            gint               index);
+                                            gint               index_);
 gint         gtk_tree_path_get_depth        (GtkTreePath       *path);
 gint        *gtk_tree_path_get_indices      (GtkTreePath       *path);
+
+gint        *gtk_tree_path_get_indices_with_depth (GtkTreePath *path,
+                                                  gint        *depth);
+
 void         gtk_tree_path_free             (GtkTreePath       *path);
-GtkTreePath *gtk_tree_path_copy             (GtkTreePath       *path);
-GType        gtk_tree_path_get_type         (void);
+GtkTreePath *gtk_tree_path_copy             (const GtkTreePath *path);
+GType        gtk_tree_path_get_type         (void) G_GNUC_CONST;
 gint         gtk_tree_path_compare          (const GtkTreePath *a,
                                             const GtkTreePath *b);
 void         gtk_tree_path_next             (GtkTreePath       *path);
@@ -140,18 +190,24 @@ gboolean     gtk_tree_path_is_ancestor      (GtkTreePath       *path,
 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:
+ *
+ * A GtkTreeRowReference tracks model changes so that it always refers to the
+ * same row (a #GtkTreePath refers to a position, not a fixed row). Create a
+ * new GtkTreeRowReference with gtk_tree_row_reference_new().
  */
 
+GType                gtk_tree_row_reference_get_type (void) G_GNUC_CONST;
 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);
+GtkTreeModel        *gtk_tree_row_reference_get_model (GtkTreeRowReference *reference);
 gboolean             gtk_tree_row_reference_valid     (GtkTreeRowReference *reference);
+GtkTreeRowReference *gtk_tree_row_reference_copy      (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 */
@@ -163,17 +219,17 @@ 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);
-GType             gtk_tree_iter_get_type         (void);
+GType             gtk_tree_iter_get_type         (void) G_GNUC_CONST;
 
-GtkType           gtk_tree_model_get_type        (void) G_GNUC_CONST;
+GType             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);
+                                                 gint          index_);
 
 
 /* Iterator movement */
@@ -183,7 +239,8 @@ gboolean          gtk_tree_model_get_iter        (GtkTreeModel *tree_model,
 gboolean          gtk_tree_model_get_iter_from_string (GtkTreeModel *tree_model,
                                                       GtkTreeIter  *iter,
                                                       const gchar  *path_string);
-#define gtk_tree_model_get_iter_root(tree_model, iter) gtk_tree_model_get_iter_first(tree_model, iter)
+gchar *           gtk_tree_model_get_string_from_iter (GtkTreeModel *tree_model,
+                                                       GtkTreeIter  *iter);
 gboolean          gtk_tree_model_get_iter_first  (GtkTreeModel *tree_model,
                                                  GtkTreeIter  *iter);
 GtkTreePath *     gtk_tree_model_get_path        (GtkTreeModel *tree_model,
@@ -192,6 +249,8 @@ void              gtk_tree_model_get_value       (GtkTreeModel *tree_model,
                                                  GtkTreeIter  *iter,
                                                  gint          column,
                                                  GValue       *value);
+gboolean          gtk_tree_model_iter_previous   (GtkTreeModel *tree_model,
+                                                 GtkTreeIter  *iter);
 gboolean          gtk_tree_model_iter_next       (GtkTreeModel *tree_model,
                                                  GtkTreeIter  *iter);
 gboolean          gtk_tree_model_iter_children   (GtkTreeModel *tree_model,
@@ -224,7 +283,6 @@ void              gtk_tree_model_foreach         (GtkTreeModel            *model
                                                  GtkTreeModelForeachFunc  func,
                                                  gpointer                 user_data);
 
-
 /* Signals */
 void gtk_tree_model_row_changed           (GtkTreeModel *tree_model,
                                           GtkTreePath  *path,
@@ -242,9 +300,6 @@ void gtk_tree_model_rows_reordered        (GtkTreeModel *tree_model,
                                           GtkTreeIter  *iter,
                                           gint         *new_order);
 
-
-
-
 G_END_DECLS
 
 #endif /* __GTK_TREE_MODEL_H__ */