Merge completion branch

1 files changed, 601 insertions, 0 deletions

diff --git a/src/ephy-completion-model.c b/src/ephy-completion-model.c
new file mode 100644
index 000000000..95bfe0e69
--- /dev/null
+++ b/src/ephy-completion-model.c
@@ -0,0 +1,601 @@
+/* 
+ *  Copyright (C) 2002 Jorn Baayen <jorn@nl.linux.org>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program 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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ *  $Id$
+ */
+
+#include <config.h>
+
+#include "ephy-completion-model.h"
+#include "ephy-node.h"
+#include "ephy-shell.h"
+
+static void ephy_completion_model_class_init (EphyCompletionModelClass *klass);
+static void ephy_completion_model_init (EphyCompletionModel *model);
+static void ephy_completion_model_tree_model_init (GtkTreeModelIface *iface);
+
+#define EPHY_COMPLETION_MODEL_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), EPHY_TYPE_COMPLETION_MODEL, EphyCompletionModelPrivate))
+
+struct EphyCompletionModelPrivate
+{
+	EphyNode *history;
+	EphyNode *bookmarks;
+	int stamp;
+};
+
+enum
+{
+	HISTORY_GROUP,
+	BOOKMARKS_GROUP
+};
+
+static GObjectClass *parent_class = NULL;
+
+GType
+ephy_completion_model_get_type (void)
+{
+	static GType ephy_completion_model_type = 0;
+
+	if (ephy_completion_model_type == 0)
+	{
+		static const GTypeInfo our_info =
+		{
+			sizeof (EphyCompletionModelClass),
+			NULL,
+			NULL,
+			(GClassInitFunc) ephy_completion_model_class_init,
+			NULL,
+			NULL,
+			sizeof (EphyCompletionModel),
+			0,
+			(GInstanceInitFunc) ephy_completion_model_init
+		};
+
+		static const GInterfaceInfo tree_model_info =
+		{
+			(GInterfaceInitFunc) ephy_completion_model_tree_model_init,
+			NULL,
+			NULL
+		};
+
+		ephy_completion_model_type = g_type_register_static (G_TYPE_OBJECT,
+								     "EphyCompletionModel",
+								     &our_info, 0);
+
+		g_type_add_interface_static (ephy_completion_model_type,
+					     GTK_TYPE_TREE_MODEL,
+					     &tree_model_info);
+	}
+
+	return ephy_completion_model_type;
+}
+
+static void
+ephy_completion_model_class_init (EphyCompletionModelClass *klass)
+{
+	GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+	parent_class = g_type_class_peek_parent (klass);
+
+	g_type_class_add_private (object_class, sizeof (EphyCompletionModelPrivate));
+}
+
+static void
+root_child_removed_cb (EphyNode *node,
+		       EphyNode *child,
+		       guint old_index,
+		       EphyCompletionModel *tree_model)
+{
+	EphyCompletionModel *model = EPHY_COMPLETION_MODEL (tree_model);
+	GtkTreePath *path;
+	int real_index;
+
+	real_index = old_index;
+
+	if (node == model->priv->bookmarks)
+	{
+		real_index += ephy_node_get_n_children (model->priv->history);
+	}
+
+	path = gtk_tree_path_new ();
+	gtk_tree_path_append_index (path, real_index);
+	gtk_tree_model_row_deleted (GTK_TREE_MODEL (model), path);
+	gtk_tree_path_free (path);
+}
+
+static void
+node_iter_from_node (EphyCompletionModel *model,
+		     EphyNode *node,
+		     GtkTreeIter *iter)
+{
+	iter->stamp = model->priv->stamp;
+	iter->user_data = node;
+}
+
+static inline GtkTreePath *
+get_path_real (EphyCompletionModel *model,
+	       EphyNode *node)
+{
+	GtkTreePath *retval;
+	int index;
+
+	retval = gtk_tree_path_new ();
+
+	index = ephy_node_get_child_index (model->priv->bookmarks, node);
+	if (index < 0)
+	{
+		index = ephy_node_get_child_index (model->priv->history, node);
+	}
+
+	g_return_val_if_fail (index >= 0, NULL);
+
+	gtk_tree_path_append_index (retval, index);
+
+	return retval;
+}
+
+static void
+root_child_added_cb (EphyNode *node,
+		     EphyNode *child,
+		     EphyCompletionModel *model)
+{
+	GtkTreePath *path;
+	GtkTreeIter iter;
+
+	node_iter_from_node (model, child, &iter);
+
+	path = get_path_real (model, child);
+	gtk_tree_model_row_inserted (GTK_TREE_MODEL (model), path, &iter);
+	gtk_tree_path_free (path);
+}
+
+static void
+root_child_changed_cb (EphyNode *node,
+		       EphyNode *child,
+		       EphyCompletionModel *model)
+{
+	GtkTreePath *path;
+	GtkTreeIter iter;
+
+	node_iter_from_node (model, node, &iter);
+
+	path = get_path_real (model, child);
+	gtk_tree_model_row_changed (GTK_TREE_MODEL (model), path, &iter);
+	gtk_tree_path_free (path);
+}
+
+static void
+connect_signals (EphyCompletionModel *model, EphyNode *root)
+{
+	ephy_node_signal_connect_object (root,
+			                 EPHY_NODE_CHILD_ADDED,
+			                 (EphyNodeCallback)root_child_added_cb,
+			                 G_OBJECT (model));
+	ephy_node_signal_connect_object (root,
+			                 EPHY_NODE_CHILD_REMOVED,
+			                 (EphyNodeCallback)root_child_removed_cb,
+			                 G_OBJECT (model));
+	ephy_node_signal_connect_object (root,
+			                 EPHY_NODE_CHILD_CHANGED,
+			                 (EphyNodeCallback)root_child_changed_cb,
+			                 G_OBJECT (model));
+}
+
+static void
+ephy_completion_model_init (EphyCompletionModel *model)
+{
+	EphyBookmarks *bookmarks;
+	EphyHistory *history;
+
+	model->priv = EPHY_COMPLETION_MODEL_GET_PRIVATE (model);
+	model->priv->stamp = g_random_int ();
+
+	history = ephy_embed_shell_get_global_history
+		(EPHY_EMBED_SHELL (ephy_shell));
+	model->priv->history = ephy_history_get_pages (history);
+	connect_signals (model, model->priv->history);
+
+	bookmarks = ephy_shell_get_bookmarks (ephy_shell);
+	model->priv->bookmarks = ephy_bookmarks_get_bookmarks (bookmarks);
+	connect_signals (model, model->priv->bookmarks);
+}
+
+EphyCompletionModel *
+ephy_completion_model_new (void)
+{
+	EphyCompletionModel *model;
+
+	model = EPHY_COMPLETION_MODEL (g_object_new (EPHY_TYPE_COMPLETION_MODEL,
+						    NULL));
+
+	g_return_val_if_fail (model->priv != NULL, NULL);
+
+	return model;
+}
+
+static int
+ephy_completion_model_get_n_columns (GtkTreeModel *tree_model)
+{
+	return N_COL;
+}
+
+static GType
+ephy_completion_model_get_column_type (GtkTreeModel *tree_model,
+			               int index)
+{
+	GType type = 0;
+
+	switch (index)
+	{
+		case EPHY_COMPLETION_TEXT_COL:
+		case EPHY_COMPLETION_ACTION_COL:
+		case EPHY_COMPLETION_KEYWORDS_COL:
+			type =  G_TYPE_STRING;
+			break;
+		case EPHY_COMPLETION_RELEVANCE_COL:
+			type = G_TYPE_INT;
+			break;
+	}
+
+	return type;
+}
+
+static void
+init_text_col (GValue *value, EphyNode *node, int group)
+{
+	const char *text;
+
+	switch (group)
+	{
+		case BOOKMARKS_GROUP:
+			text = ephy_node_get_property_string
+				(node, EPHY_NODE_PAGE_PROP_TITLE);
+			break;
+		case HISTORY_GROUP:
+			text = ephy_node_get_property_string
+				(node, EPHY_NODE_BMK_PROP_LOCATION);
+			break;
+
+		default:
+			text = "";
+	}
+	
+	g_value_set_string (value, text);
+}
+
+static void
+init_action_col (GValue *value, EphyNode *node, int group)
+{
+	const char *text;
+
+	switch (group)
+	{
+		case BOOKMARKS_GROUP:
+			text = ephy_node_get_property_string
+				(node, EPHY_NODE_BMK_PROP_LOCATION);
+			break;
+		case HISTORY_GROUP:
+			text = ephy_node_get_property_string
+				(node, EPHY_NODE_PAGE_PROP_LOCATION);
+			break;
+		default:
+			text = "";
+	}
+	
+	g_value_set_string (value, text);
+}
+
+static void
+init_keywords_col (GValue *value, EphyNode *node, int group)
+{
+	const char *text = NULL;
+
+	switch (group)
+	{
+		case BOOKMARKS_GROUP:
+			text = ephy_node_get_property_string
+				(node, EPHY_NODE_BMK_PROP_KEYWORDS);
+			break;
+	}
+
+	if (text == NULL)
+	{
+		text = "";
+	}
+	
+	g_value_set_string (value, text);
+}
+
+static void
+init_relevance_col (GValue *value, EphyNode *node, int group)
+{
+	int relevance, visits;
+
+	switch (group)
+	{
+		case HISTORY_GROUP:
+			visits = ephy_node_get_property_int
+				(node, EPHY_NODE_PAGE_PROP_VISITS);
+			relevance = visits;
+			break;
+		case BOOKMARKS_GROUP:
+			relevance = 2000;
+			break;
+		default:
+			relevance = 0;
+	}
+	
+	g_value_set_int (value, relevance);
+}
+
+static EphyNode *
+get_node_root (EphyCompletionModel *model, EphyNode *node)
+{
+	if (ephy_node_has_child (model->priv->bookmarks, node))
+	{
+		return model->priv->bookmarks;
+	}
+	else
+	{
+		return model->priv->history;
+	}
+}
+
+static int
+get_node_group (EphyCompletionModel *model, EphyNode *node)
+{
+	if (ephy_node_has_child (model->priv->bookmarks, node))
+	{
+		return BOOKMARKS_GROUP;
+	}
+	else
+	{
+		return HISTORY_GROUP;
+	}
+}
+
+static EphyNode *
+get_index_root (EphyCompletionModel *model, int *index)
+{
+	int children;
+
+	children = ephy_node_get_n_children (model->priv->history);
+
+	if (*index >= children)
+	{
+		*index = *index - children;
+		return model->priv->bookmarks;
+	}
+	else
+	{
+		return model->priv->history;
+	}
+}
+
+static void
+ephy_completion_model_get_value (GtkTreeModel *tree_model,
+			         GtkTreeIter *iter,
+			         int column,
+			         GValue *value)
+{
+	int group;
+	EphyCompletionModel *model = EPHY_COMPLETION_MODEL (tree_model);
+	EphyNode *node;
+
+	g_return_if_fail (EPHY_IS_COMPLETION_MODEL (tree_model));
+	g_return_if_fail (iter != NULL);
+	g_return_if_fail (iter->stamp == model->priv->stamp);
+
+	node = iter->user_data;
+	group = get_node_group (model, node);
+
+	switch (column)
+	{
+		case EPHY_COMPLETION_TEXT_COL:
+			g_value_init (value, G_TYPE_STRING);
+			init_text_col (value, node, group);
+			break;
+		case EPHY_COMPLETION_ACTION_COL:
+			g_value_init (value, G_TYPE_STRING);
+			init_action_col (value, node, group);
+			break;
+		case EPHY_COMPLETION_KEYWORDS_COL:
+			g_value_init (value, G_TYPE_STRING);
+			init_keywords_col (value, node, group);
+			break;
+		case EPHY_COMPLETION_RELEVANCE_COL:
+			g_value_init (value, G_TYPE_INT);
+			init_relevance_col (value, node, group);
+			break;
+	}
+}
+
+static guint
+ephy_completion_model_get_flags (GtkTreeModel *tree_model)
+{
+	return 0;
+}
+
+static gboolean
+ephy_completion_model_get_iter (GtkTreeModel *tree_model,
+			        GtkTreeIter *iter,
+			        GtkTreePath *path)
+{
+	EphyCompletionModel *model = EPHY_COMPLETION_MODEL (tree_model);
+	EphyNode *root;
+	int i;
+
+	g_return_val_if_fail (EPHY_IS_COMPLETION_MODEL (model), FALSE);
+	g_return_val_if_fail (gtk_tree_path_get_depth (path) > 0, FALSE);
+
+	i = gtk_tree_path_get_indices (path)[0];
+
+	iter->stamp = model->priv->stamp;
+
+	root = get_index_root (model, &i);
+	iter->user_data = ephy_node_get_nth_child (root, i);
+
+	if (iter->user_data == NULL)
+	{
+		iter->stamp = 0;
+		return FALSE;
+	}
+
+	return TRUE;
+}
+
+static GtkTreePath *
+ephy_completion_model_get_path (GtkTreeModel *tree_model,
+			       GtkTreeIter *iter)
+{
+	EphyCompletionModel *model = EPHY_COMPLETION_MODEL (tree_model);
+	EphyNode *node;
+
+	g_return_val_if_fail (EPHY_IS_COMPLETION_MODEL (tree_model), NULL);
+	g_return_val_if_fail (iter != NULL, NULL);
+	g_return_val_if_fail (iter->user_data != NULL, NULL);
+	g_return_val_if_fail (iter->stamp == model->priv->stamp, NULL);
+
+	node = iter->user_data;
+
+	if (node == model->priv->history)
+		return gtk_tree_path_new ();
+
+	return get_path_real (model, node);
+}
+
+static gboolean
+ephy_completion_model_iter_next (GtkTreeModel *tree_model,
+			        GtkTreeIter *iter)
+{
+	EphyCompletionModel *model = EPHY_COMPLETION_MODEL (tree_model);
+	EphyNode *node, *next, *root;
+
+	g_return_val_if_fail (iter != NULL, FALSE);
+	g_return_val_if_fail (iter->user_data != NULL, FALSE);
+	g_return_val_if_fail (iter->stamp == model->priv->stamp, FALSE);
+
+	node = iter->user_data;
+
+	if (node == model->priv->history)
+		return FALSE;
+
+	root = get_node_root (model, node);
+	next = ephy_node_get_next_child (root, node);
+	if (next == NULL && root == model->priv->history)
+	{
+		next = ephy_node_get_nth_child (model->priv->bookmarks, 0);
+	}
+
+	iter->user_data = next;
+
+	return (iter->user_data != NULL);
+}
+
+static gboolean
+ephy_completion_model_iter_children (GtkTreeModel *tree_model,
+			            GtkTreeIter *iter,
+			            GtkTreeIter *parent)
+{
+	EphyCompletionModel *model = EPHY_COMPLETION_MODEL (tree_model);
+
+	if (parent != NULL)
+		return FALSE;
+
+	iter->stamp = model->priv->stamp;
+	iter->user_data = model->priv->history;
+
+	return TRUE;
+}
+
+static gboolean
+ephy_completion_model_iter_has_child (GtkTreeModel *tree_model,
+			             GtkTreeIter *iter)
+{
+	return FALSE;
+}
+
+static int
+ephy_completion_model_iter_n_children (GtkTreeModel *tree_model,
+			              GtkTreeIter *iter)
+{
+	EphyCompletionModel *model = EPHY_COMPLETION_MODEL (tree_model);
+
+	g_return_val_if_fail (EPHY_IS_COMPLETION_MODEL (tree_model), -1);
+
+	if (iter == NULL)
+	{
+		return ephy_node_get_n_children (model->priv->history) +
+		       ephy_node_get_n_children (model->priv->bookmarks);
+	}
+
+	g_return_val_if_fail (model->priv->stamp == iter->stamp, -1);
+
+	return 0;
+}
+
+static gboolean
+ephy_completion_model_iter_nth_child (GtkTreeModel *tree_model,
+			             GtkTreeIter *iter,
+			             GtkTreeIter *parent,
+			             int n)
+{
+	EphyCompletionModel *model = EPHY_COMPLETION_MODEL (tree_model);
+	EphyNode *node, *root;
+
+	g_return_val_if_fail (EPHY_IS_COMPLETION_MODEL (tree_model), FALSE);
+
+	if (parent != NULL)
+		return FALSE;
+
+	root = get_index_root (model, &n);
+	node = ephy_node_get_nth_child (root, n);
+
+	if (node != NULL)
+	{
+		iter->stamp = model->priv->stamp;
+		iter->user_data = node;
+		return TRUE;
+	}
+	else
+		return FALSE;
+}
+
+static gboolean
+ephy_completion_model_iter_parent (GtkTreeModel *tree_model,
+			          GtkTreeIter *iter,
+			          GtkTreeIter *child)
+{
+	return FALSE;
+}
+
+static void
+ephy_completion_model_tree_model_init (GtkTreeModelIface *iface)
+{
+	iface->get_flags       = ephy_completion_model_get_flags;
+	iface->get_iter        = ephy_completion_model_get_iter;
+	iface->get_path        = ephy_completion_model_get_path;
+	iface->iter_next       = ephy_completion_model_iter_next;
+	iface->iter_children   = ephy_completion_model_iter_children;
+	iface->iter_has_child  = ephy_completion_model_iter_has_child;
+	iface->iter_n_children = ephy_completion_model_iter_n_children;
+	iface->iter_nth_child  = ephy_completion_model_iter_nth_child;
+	iface->iter_parent     = ephy_completion_model_iter_parent;
+	iface->get_n_columns   = ephy_completion_model_get_n_columns;
+	iface->get_column_type = ephy_completion_model_get_column_type;
+	iface->get_value       = ephy_completion_model_get_value;
+}