X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=gtk%2Fgtktreemodel.h;h=fed9850b3e04a8ac052327116c83bc6db61a2e40;hb=ca2368dba958d6fecf2fce417307bb9cbbe6eb6b;hp=09109a8a1bf42ada0655d4880f17b2a04d789568;hpb=f832e3484d146343e6f6bf4b36c4f19746f521f2;p=~andy%2Fgtk diff --git a/gtk/gtktreemodel.h b/gtk/gtktreemodel.h index 09109a8a1..fed9850b3 100644 --- a/gtk/gtktreemodel.h +++ b/gtk/gtktreemodel.h @@ -12,15 +12,17 @@ * 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 . */ #ifndef __GTK_TREE_MODEL_H__ #define __GTK_TREE_MODEL_H__ -#include +#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION) +#error "Only can be included directly." +#endif + +#include 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 GtkTreeIter is the primary structure + * for accessing a #GtkTreeModel. Models are expected to put a unique + * integer in the stamp member, and put + * model-specific data in the three user_data + * 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__ */