diff options
Diffstat (limited to 'cut-n-paste/toolbar-editor/egg-toolbars-model.c')
| -rw-r--r-- | cut-n-paste/toolbar-editor/egg-toolbars-model.c | 987 |
1 files changed, 987 insertions, 0 deletions
diff --git a/cut-n-paste/toolbar-editor/egg-toolbars-model.c b/cut-n-paste/toolbar-editor/egg-toolbars-model.c new file mode 100644 index 00000000..27dbedf6 --- /dev/null +++ b/cut-n-paste/toolbar-editor/egg-toolbars-model.c @@ -0,0 +1,987 @@ +/* + * Copyright (C) 2002-2004 Marco Pesenti Gritti + * Copyright (C) 2004 Christian Persch + * + * 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, 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * $Id$ + */ + +#include "config.h" + +#include "egg-toolbars-model.h" +#include "eggtypebuiltins.h" +#include "eggmarshalers.h" + +#include <unistd.h> +#include <string.h> +#include <libxml/tree.h> +#include <gdk/gdk.h> + +static void egg_toolbars_model_finalize (GObject *object); + +enum +{ + ITEM_ADDED, + ITEM_REMOVED, + TOOLBAR_ADDED, + TOOLBAR_CHANGED, + TOOLBAR_REMOVED, + LAST_SIGNAL +}; + +typedef struct +{ + char *name; + EggTbModelFlags flags; +} EggToolbarsToolbar; + +typedef struct +{ + char *name; +} EggToolbarsItem; + +static guint signals[LAST_SIGNAL] = { 0 }; + +#define EGG_TOOLBARS_MODEL_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), EGG_TYPE_TOOLBARS_MODEL, EggToolbarsModelPrivate)) + +struct EggToolbarsModelPrivate +{ + GNode *toolbars; + GList *types; + GHashTable *flags; +}; + +G_DEFINE_TYPE (EggToolbarsModel, egg_toolbars_model, G_TYPE_OBJECT) + +static xmlDocPtr +egg_toolbars_model_to_xml (EggToolbarsModel *model) +{ + GNode *l1, *l2, *tl; + GList *l3; + xmlDocPtr doc; + + g_return_val_if_fail (EGG_IS_TOOLBARS_MODEL (model), NULL); + + tl = model->priv->toolbars; + + xmlIndentTreeOutput = TRUE; + doc = xmlNewDoc ((const xmlChar*) "1.0"); + doc->children = xmlNewDocNode (doc, NULL, (const xmlChar*) "toolbars", NULL); + + for (l1 = tl->children; l1 != NULL; l1 = l1->next) + { + xmlNodePtr tnode; + EggToolbarsToolbar *toolbar = l1->data; + + tnode = xmlNewChild (doc->children, NULL, (const xmlChar*) "toolbar", NULL); + xmlSetProp (tnode, (const xmlChar*) "name", (const xmlChar*) toolbar->name); + xmlSetProp (tnode, (const xmlChar*) "hidden", + (toolbar->flags&EGG_TB_MODEL_HIDDEN) ? (const xmlChar*) "true" : (const xmlChar*) "false"); + xmlSetProp (tnode, (const xmlChar*) "editable", + (toolbar->flags&EGG_TB_MODEL_NOT_EDITABLE) ? (const xmlChar*) "false" : (const xmlChar*) "true"); + + for (l2 = l1->children; l2 != NULL; l2 = l2->next) + { + xmlNodePtr node; + EggToolbarsItem *item = l2->data; + + if (strcmp (item->name, "_separator") == 0) + { + node = xmlNewChild (tnode, NULL, (const xmlChar*) "separator", NULL); + continue; + } + + node = xmlNewChild (tnode, NULL, (const xmlChar*) "toolitem", NULL); + xmlSetProp (node, (const xmlChar*) "name", (const xmlChar*) item->name); + + /* Add 'data' nodes for each data type which can be written out for this + * item. Only write types which can be used to restore the data. */ + for (l3 = model->priv->types; l3 != NULL; l3 = l3->next) + { + EggToolbarsItemType *type = l3->data; + if (type->get_name != NULL && type->get_data != NULL) + { + xmlNodePtr dnode; + char *tmp; + + tmp = type->get_data (type, item->name); + if (tmp != NULL) + { + dnode = xmlNewTextChild (node, NULL, (const xmlChar*) "data", (const xmlChar*) tmp); + g_free (tmp); + + tmp = gdk_atom_name (type->type); + xmlSetProp (dnode, (const xmlChar*) "type", (const xmlChar*) tmp); + g_free (tmp); + } + } + } + } + } + + return doc; +} + +static gboolean +safe_save_xml (const char *xml_file, xmlDocPtr doc) +{ + char *tmp_file; + char *old_file; + gboolean old_exist; + gboolean retval = TRUE; + + tmp_file = g_strconcat (xml_file, ".tmp", NULL); + old_file = g_strconcat (xml_file, ".old", NULL); + + if (xmlSaveFormatFile (tmp_file, doc, 1) <= 0) + { + g_warning ("Failed to write XML data to %s", tmp_file); + goto failed; + } + + old_exist = g_file_test (xml_file, G_FILE_TEST_EXISTS); + + if (old_exist) + { + if (rename (xml_file, old_file) < 0) + { + g_warning ("Failed to rename %s to %s", xml_file, old_file); + retval = FALSE; + goto failed; + } + } + + if (rename (tmp_file, xml_file) < 0) + { + g_warning ("Failed to rename %s to %s", tmp_file, xml_file); + + if (rename (old_file, xml_file) < 0) + { + g_warning ("Failed to restore %s from %s", xml_file, tmp_file); + } + retval = FALSE; + goto failed; + } + + if (old_exist) + { + if (unlink (old_file) < 0) + { + g_warning ("Failed to delete old file %s", old_file); + } + } + + failed: + g_free (old_file); + g_free (tmp_file); + + return retval; +} + +void +egg_toolbars_model_save_toolbars (EggToolbarsModel *model, + const char *xml_file, + const char *version) +{ + xmlDocPtr doc; + xmlNodePtr root; + + g_return_if_fail (EGG_IS_TOOLBARS_MODEL (model)); + + doc = egg_toolbars_model_to_xml (model); + root = xmlDocGetRootElement (doc); + xmlSetProp (root, (const xmlChar*) "version", (const xmlChar*) version); + safe_save_xml (xml_file, doc); + xmlFreeDoc (doc); +} + +static gboolean +is_unique (EggToolbarsModel *model, + EggToolbarsItem *idata) +{ + EggToolbarsItem *idata2; + GNode *toolbar, *item; + + + for(toolbar = g_node_first_child (model->priv->toolbars); + toolbar != NULL; toolbar = g_node_next_sibling (toolbar)) + { + for(item = g_node_first_child (toolbar); + item != NULL; item = g_node_next_sibling (item)) + { + idata2 = item->data; + + if (idata != idata2 && strcmp (idata->name, idata2->name) == 0) + { + return FALSE; + } + } + } + + return TRUE; +} + +static GNode * +toolbar_node_new (const char *name) +{ + EggToolbarsToolbar *toolbar; + + toolbar = g_new (EggToolbarsToolbar, 1); + toolbar->name = g_strdup (name); + toolbar->flags = 0; + + return g_node_new (toolbar); +} + +static GNode * +item_node_new (const char *name, EggToolbarsModel *model) +{ + EggToolbarsItem *item; + int flags; + + g_return_val_if_fail (name != NULL, NULL); + + item = g_new (EggToolbarsItem, 1); + item->name = g_strdup (name); + + flags = GPOINTER_TO_INT (g_hash_table_lookup (model->priv->flags, item->name)); + if ((flags & EGG_TB_MODEL_NAME_INFINITE) == 0) + g_hash_table_insert (model->priv->flags, + g_strdup (item->name), + GINT_TO_POINTER (flags | EGG_TB_MODEL_NAME_USED)); + + return g_node_new (item); +} + +static void +item_node_free (GNode *item_node, EggToolbarsModel *model) +{ + EggToolbarsItem *item = item_node->data; + int flags; + + flags = GPOINTER_TO_INT (g_hash_table_lookup (model->priv->flags, item->name)); + if ((flags & EGG_TB_MODEL_NAME_INFINITE) == 0 && is_unique (model, item)) + g_hash_table_insert (model->priv->flags, + g_strdup (item->name), + GINT_TO_POINTER (flags & ~EGG_TB_MODEL_NAME_USED)); + + g_free (item->name); + g_free (item); + + g_node_destroy (item_node); +} + +static void +toolbar_node_free (GNode *toolbar_node, EggToolbarsModel *model) +{ + EggToolbarsToolbar *toolbar = toolbar_node->data; + + g_node_children_foreach (toolbar_node, G_TRAVERSE_ALL, + (GNodeForeachFunc) item_node_free, model); + + g_free (toolbar->name); + g_free (toolbar); + + g_node_destroy (toolbar_node); +} + +EggTbModelFlags +egg_toolbars_model_get_flags (EggToolbarsModel *model, + int toolbar_position) +{ + GNode *toolbar_node; + EggToolbarsToolbar *toolbar; + + toolbar_node = g_node_nth_child (model->priv->toolbars, toolbar_position); + g_return_val_if_fail (toolbar_node != NULL, 0); + + toolbar = toolbar_node->data; + + return toolbar->flags; +} + +void +egg_toolbars_model_set_flags (EggToolbarsModel *model, + int toolbar_position, + EggTbModelFlags flags) +{ + GNode *toolbar_node; + EggToolbarsToolbar *toolbar; + + toolbar_node = g_node_nth_child (model->priv->toolbars, toolbar_position); + g_return_if_fail (toolbar_node != NULL); + + toolbar = toolbar_node->data; + + toolbar->flags = flags; + + g_signal_emit (G_OBJECT (model), signals[TOOLBAR_CHANGED], + 0, toolbar_position); +} + + +char * +egg_toolbars_model_get_data (EggToolbarsModel *model, + GdkAtom type, + const char *name) +{ + EggToolbarsItemType *t; + char *data = NULL; + GList *l; + + if (type == GDK_NONE || type == gdk_atom_intern (EGG_TOOLBAR_ITEM_TYPE, FALSE)) + { + g_return_val_if_fail (name != NULL, NULL); + g_return_val_if_fail (*name != 0, NULL); + return strdup (name); + } + + for (l = model->priv->types; l != NULL; l = l->next) + { + t = l->data; + if (t->type == type && t->get_data != NULL) + { + data = t->get_data (t, name); + if (data != NULL) break; + } + } + + return data; +} + +char * +egg_toolbars_model_get_name (EggToolbarsModel *model, + GdkAtom type, + const char *data, + gboolean create) +{ + EggToolbarsItemType *t; + char *name = NULL; + GList *l; + + if (type == GDK_NONE || type == gdk_atom_intern (EGG_TOOLBAR_ITEM_TYPE, FALSE)) + { + g_return_val_if_fail (data, NULL); + g_return_val_if_fail (*data, NULL); + return strdup (data); + } + + if (create) + { + for (l = model->priv->types; name == NULL && l != NULL; l = l->next) + { + t = l->data; + if (t->type == type && t->new_name != NULL) + name = t->new_name (t, data); + } + + return name; + } + else + { + for (l = model->priv->types; name == NULL && l != NULL; l = l->next) + { + t = l->data; + if (t->type == type && t->get_name != NULL) + name = t->get_name (t, data); + } + + return name; + } +} + +static gboolean +impl_add_item (EggToolbarsModel *model, + int toolbar_position, + int position, + const char *name) +{ + GNode *parent_node; + GNode *child_node; + int real_position; + + g_return_val_if_fail (EGG_IS_TOOLBARS_MODEL (model), FALSE); + g_return_val_if_fail (name != NULL, FALSE); + + parent_node = g_node_nth_child (model->priv->toolbars, toolbar_position); + child_node = item_node_new (name, model); + g_node_insert (parent_node, position, child_node); + + real_position = g_node_child_position (parent_node, child_node); + + g_signal_emit (G_OBJECT (model), signals[ITEM_ADDED], 0, + toolbar_position, real_position); + + return TRUE; +} + +gboolean +egg_toolbars_model_add_item (EggToolbarsModel *model, + int toolbar_position, + int position, + const char *name) +{ + EggToolbarsModelClass *klass = EGG_TOOLBARS_MODEL_GET_CLASS (model); + return klass->add_item (model, toolbar_position, position, name); +} + +int +egg_toolbars_model_add_toolbar (EggToolbarsModel *model, + int position, + const char *name) +{ + GNode *node; + int real_position; + + g_return_val_if_fail (EGG_IS_TOOLBARS_MODEL (model), -1); + + node = toolbar_node_new (name); + g_node_insert (model->priv->toolbars, position, node); + + real_position = g_node_child_position (model->priv->toolbars, node); + + g_signal_emit (G_OBJECT (model), signals[TOOLBAR_ADDED], + 0, real_position); + + return g_node_child_position (model->priv->toolbars, node); +} + +static char * +parse_data_list (EggToolbarsModel *model, + xmlNodePtr child, + gboolean create) +{ + char *name = NULL; + while (child && name == NULL) + { + if (xmlStrEqual (child->name, (const xmlChar*) "data")) + { + xmlChar *type = xmlGetProp (child, (const xmlChar*) "type"); + xmlChar *data = xmlNodeGetContent (child); + + if (type != NULL) + { + GdkAtom atom = gdk_atom_intern ((const char*) type, TRUE); + name = egg_toolbars_model_get_name (model, atom, (const char*) data, create); + } + + xmlFree (type); + xmlFree (data); + } + + child = child->next; + } + + return name; +} + +static void +parse_item_list (EggToolbarsModel *model, + xmlNodePtr child, + int position) +{ + while (child) + { + if (xmlStrEqual (child->name, (const xmlChar*) "toolitem")) + { + char *name; + + /* Try to get the name using the data elements first, + as they are more 'portable' or 'persistent'. */ + name = parse_data_list (model, child->children, FALSE); + if (name == NULL) + { + name = parse_data_list (model, child->children, TRUE); + } + + /* If that fails, try to use the name. */ + if (name == NULL) + { + xmlChar *type = xmlGetProp (child, (const xmlChar*) "type"); + xmlChar *data = xmlGetProp (child, (const xmlChar*) "name"); + GdkAtom atom = type ? gdk_atom_intern ((const char*) type, TRUE) : GDK_NONE; + + /* If an old format, try to use it. */ + name = egg_toolbars_model_get_name (model, atom, (const char*) data, FALSE); + if (name == NULL) + { + name = egg_toolbars_model_get_name (model, atom, (const char*) data, TRUE); + } + + xmlFree (type); + xmlFree (data); + } + + if (name != NULL) + { + egg_toolbars_model_add_item (model, position, -1, name); + g_free (name); + } + } + else if (xmlStrEqual (child->name, (const xmlChar*) "separator")) + { + egg_toolbars_model_add_item (model, position, -1, "_separator"); + } + + child = child->next; + } +} + +static void +parse_toolbars (EggToolbarsModel *model, + xmlNodePtr child) +{ + while (child) + { + if (xmlStrEqual (child->name, (const xmlChar*) "toolbar")) + { + xmlChar *string; + int position; + EggTbModelFlags flags; + + string = xmlGetProp (child, (const xmlChar*) "name"); + position = egg_toolbars_model_add_toolbar (model, -1, (const char*) string); + flags = egg_toolbars_model_get_flags (model, position); + xmlFree (string); + + string = xmlGetProp (child, (const xmlChar*) "editable"); + if (string && xmlStrEqual (string, (const xmlChar*) "false")) + flags |= EGG_TB_MODEL_NOT_EDITABLE; + xmlFree (string); + + string = xmlGetProp (child, (const xmlChar*) "hidden"); + if (string && xmlStrEqual (string, (const xmlChar*) "true")) + flags |= EGG_TB_MODEL_HIDDEN; + xmlFree (string); + + string = xmlGetProp (child, (const xmlChar*) "style"); + if (string && xmlStrEqual (string, (const xmlChar*) "icons-only")) + flags |= EGG_TB_MODEL_ICONS; + xmlFree (string); + + egg_toolbars_model_set_flags (model, position, flags); + + parse_item_list (model, child->children, position); + } + + child = child->next; + } +} + +gboolean +egg_toolbars_model_load_toolbars (EggToolbarsModel *model, + const char *xml_file) +{ + xmlDocPtr doc; + xmlNodePtr root; + + g_return_val_if_fail (EGG_IS_TOOLBARS_MODEL (model), FALSE); + + if (!xml_file || !g_file_test (xml_file, G_FILE_TEST_EXISTS)) return FALSE; + + doc = xmlParseFile (xml_file); + if (doc == NULL) + { + g_warning ("Failed to load XML data from %s", xml_file); + return FALSE; + } + root = xmlDocGetRootElement (doc); + + parse_toolbars (model, root->children); + + xmlFreeDoc (doc); + + return TRUE; +} + +static void +parse_available_list (EggToolbarsModel *model, + xmlNodePtr child) +{ + gint flags; + + while (child) + { + if (xmlStrEqual (child->name, (const xmlChar*) "toolitem")) + { + xmlChar *name; + + name = xmlGetProp (child, (const xmlChar*) "name"); + flags = egg_toolbars_model_get_name_flags + (model, (const char*)name); + egg_toolbars_model_set_name_flags + (model, (const char*)name, flags | EGG_TB_MODEL_NAME_KNOWN); + xmlFree (name); + } + child = child->next; + } +} + +static void +parse_names (EggToolbarsModel *model, + xmlNodePtr child) +{ + while (child) + { + if (xmlStrEqual (child->name, (const xmlChar*) "available")) + { + parse_available_list (model, child->children); + } + + child = child->next; + } +} + +gboolean +egg_toolbars_model_load_names (EggToolbarsModel *model, + const char *xml_file) +{ + xmlDocPtr doc; + xmlNodePtr root; + + g_return_val_if_fail (EGG_IS_TOOLBARS_MODEL (model), FALSE); + + if (!xml_file || !g_file_test (xml_file, G_FILE_TEST_EXISTS)) return FALSE; + + doc = xmlParseFile (xml_file); + if (doc == NULL) + { + g_warning ("Failed to load XML data from %s", xml_file); + return FALSE; + } + root = xmlDocGetRootElement (doc); + + parse_names (model, root->children); + + xmlFreeDoc (doc); + + return TRUE; +} + +static void +egg_toolbars_model_class_init (EggToolbarsModelClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + volatile GType flags_type; /* work around gcc's optimiser */ + + /* make sure the flags type is known */ + flags_type = EGG_TYPE_TB_MODEL_FLAGS; + + object_class->finalize = egg_toolbars_model_finalize; + + klass->add_item = impl_add_item; + + signals[ITEM_ADDED] = + g_signal_new ("item_added", + G_OBJECT_CLASS_TYPE (object_class), + G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (EggToolbarsModelClass, item_added), + NULL, NULL, _egg_marshal_VOID__INT_INT, + G_TYPE_NONE, 2, G_TYPE_INT, G_TYPE_INT); + signals[TOOLBAR_ADDED] = + g_signal_new ("toolbar_added", + G_OBJECT_CLASS_TYPE (object_class), + G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (EggToolbarsModelClass, toolbar_added), + NULL, NULL, g_cclosure_marshal_VOID__INT, + G_TYPE_NONE, 1, G_TYPE_INT); + signals[ITEM_REMOVED] = + g_signal_new ("item_removed", + G_OBJECT_CLASS_TYPE (object_class), + G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (EggToolbarsModelClass, item_removed), + NULL, NULL, _egg_marshal_VOID__INT_INT, + G_TYPE_NONE, 2, G_TYPE_INT, G_TYPE_INT); + signals[TOOLBAR_REMOVED] = + g_signal_new ("toolbar_removed", + G_OBJECT_CLASS_TYPE (object_class), + G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (EggToolbarsModelClass, toolbar_removed), + NULL, NULL, g_cclosure_marshal_VOID__INT, + G_TYPE_NONE, 1, G_TYPE_INT); + signals[TOOLBAR_CHANGED] = + g_signal_new ("toolbar_changed", + G_OBJECT_CLASS_TYPE (object_class), + G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (EggToolbarsModelClass, toolbar_changed), + NULL, NULL, g_cclosure_marshal_VOID__INT, + G_TYPE_NONE, 1, G_TYPE_INT); + + g_type_class_add_private (object_class, sizeof (EggToolbarsModelPrivate)); +} + +static void +egg_toolbars_model_init (EggToolbarsModel *model) +{ + model->priv =EGG_TOOLBARS_MODEL_GET_PRIVATE (model); + + model->priv->toolbars = g_node_new (NULL); + model->priv->flags = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL); + egg_toolbars_model_set_name_flags (model, "_separator", + EGG_TB_MODEL_NAME_KNOWN | + EGG_TB_MODEL_NAME_INFINITE); +} + +static void +egg_toolbars_model_finalize (GObject *object) +{ + EggToolbarsModel *model = EGG_TOOLBARS_MODEL (object); + + g_node_children_foreach (model->priv->toolbars, G_TRAVERSE_ALL, + (GNodeForeachFunc) toolbar_node_free, model); + g_node_destroy (model->priv->toolbars); + g_hash_table_destroy (model->priv->flags); + + G_OBJECT_CLASS (egg_toolbars_model_parent_class)->finalize (object); +} + +EggToolbarsModel * +egg_toolbars_model_new (void) +{ + return EGG_TOOLBARS_MODEL (g_object_new (EGG_TYPE_TOOLBARS_MODEL, NULL)); +} + +void +egg_toolbars_model_remove_toolbar (EggToolbarsModel *model, + int position) +{ + GNode *node; + EggTbModelFlags flags; + + g_return_if_fail (EGG_IS_TOOLBARS_MODEL (model)); + + flags = egg_toolbars_model_get_flags (model, position); + + if (!(flags & EGG_TB_MODEL_NOT_REMOVABLE)) + { + node = g_node_nth_child (model->priv->toolbars, position); + g_return_if_fail (node != NULL); + + toolbar_node_free (node, model); + + g_signal_emit (G_OBJECT (model), signals[TOOLBAR_REMOVED], + 0, position); + } +} + +void +egg_toolbars_model_remove_item (EggToolbarsModel *model, + int toolbar_position, + int position) +{ + GNode *node, *toolbar; + + g_return_if_fail (EGG_IS_TOOLBARS_MODEL (model)); + + toolbar = g_node_nth_child (model->priv->toolbars, toolbar_position); + g_return_if_fail (toolbar != NULL); + + node = g_node_nth_child (toolbar, position); + g_return_if_fail (node != NULL); + + item_node_free (node, model); + + g_signal_emit (G_OBJECT (model), signals[ITEM_REMOVED], 0, + toolbar_position, position); +} + +void +egg_toolbars_model_move_item (EggToolbarsModel *model, + int toolbar_position, + int position, + int new_toolbar_position, + int new_position) +{ + GNode *node, *toolbar, *new_toolbar; + + g_return_if_fail (EGG_IS_TOOLBARS_MODEL (model)); + + toolbar = g_node_nth_child (model->priv->toolbars, toolbar_position); + g_return_if_fail (toolbar != NULL); + + new_toolbar = g_node_nth_child (model->priv->toolbars, new_toolbar_position); + g_return_if_fail (new_toolbar != NULL); + + node = g_node_nth_child (toolbar, position); + g_return_if_fail (node != NULL); + + g_node_unlink (node); + + g_signal_emit (G_OBJECT (model), signals[ITEM_REMOVED], 0, + toolbar_position, position); + + g_node_insert (new_toolbar, new_position, node); + + g_signal_emit (G_OBJECT (model), signals[ITEM_ADDED], 0, + new_toolbar_position, new_position); +} + +void +egg_toolbars_model_delete_item (EggToolbarsModel *model, + const char *name) +{ + EggToolbarsItem *idata; + EggToolbarsToolbar *tdata; + GNode *toolbar, *item, *next; + int tpos, ipos; + + g_return_if_fail (EGG_IS_TOOLBARS_MODEL (model)); + + toolbar = g_node_first_child (model->priv->toolbars); + tpos = 0; + + while (toolbar != NULL) + { + item = g_node_first_child (toolbar); + ipos = 0; + + /* Don't delete toolbars that were already empty */ + if (item == NULL) + { + toolbar = g_node_next_sibling (toolbar); + continue; + } + + while (item != NULL) + { + next = g_node_next_sibling (item); + idata = item->data; + if (strcmp (idata->name, name) == 0) + { + item_node_free (item, model); + g_signal_emit (G_OBJECT (model), + signals[ITEM_REMOVED], + 0, tpos, ipos); + } + else + { + ipos++; + } + + item = next; + } + + next = g_node_next_sibling (toolbar); + tdata = toolbar->data; + if (!(tdata->flags & EGG_TB_MODEL_NOT_REMOVABLE) && + g_node_first_child (toolbar) == NULL) + { + toolbar_node_free (toolbar, model); + + g_signal_emit (G_OBJECT (model), + signals[TOOLBAR_REMOVED], + 0, tpos); + } + else + { + tpos++; + } + + toolbar = next; + } +} + +int +egg_toolbars_model_n_items (EggToolbarsModel *model, + int toolbar_position) +{ + GNode *toolbar; + + toolbar = g_node_nth_child (model->priv->toolbars, toolbar_position); + g_return_val_if_fail (toolbar != NULL, -1); + + return g_node_n_children (toolbar); +} + +const char * +egg_toolbars_model_item_nth (EggToolbarsModel *model, + int toolbar_position, + int position) +{ + GNode *toolbar; + GNode *item; + EggToolbarsItem *idata; + + toolbar = g_node_nth_child (model->priv->toolbars, toolbar_position); + g_return_val_if_fail (toolbar != NULL, NULL); + + item = g_node_nth_child (toolbar, position); + g_return_val_if_fail (item != NULL, NULL); + + idata = item->data; + return idata->name; +} + +int +egg_toolbars_model_n_toolbars (EggToolbarsModel *model) +{ + return g_node_n_children (model->priv->toolbars); +} + +const char * +egg_toolbars_model_toolbar_nth (EggToolbarsModel *model, + int position) +{ + GNode *toolbar; + EggToolbarsToolbar *tdata; + + toolbar = g_node_nth_child (model->priv->toolbars, position); + g_return_val_if_fail (toolbar != NULL, NULL); + + tdata = toolbar->data; + + return tdata->name; +} + +GList * +egg_toolbars_model_get_types (EggToolbarsModel *model) +{ + return model->priv->types; +} + +void +egg_toolbars_model_set_types (EggToolbarsModel *model, GList *types) +{ + model->priv->types = types; +} + +static void +fill_avail_array (gpointer key, gpointer value, GPtrArray *array) +{ + int flags = GPOINTER_TO_INT (value); + if ((flags & EGG_TB_MODEL_NAME_KNOWN) && !(flags & EGG_TB_MODEL_NAME_USED)) + g_ptr_array_add (array, key); +} + +GPtrArray * +egg_toolbars_model_get_name_avail (EggToolbarsModel *model) +{ + GPtrArray *array = g_ptr_array_new (); + g_hash_table_foreach (model->priv->flags, (GHFunc) fill_avail_array, array); + return array; +} + +gint +egg_toolbars_model_get_name_flags (EggToolbarsModel *model, const char *name) +{ + return GPOINTER_TO_INT (g_hash_table_lookup (model->priv->flags, name)); +} + +void +egg_toolbars_model_set_name_flags (EggToolbarsModel *model, const char *name, gint flags) +{ + g_hash_table_insert (model->priv->flags, g_strdup (name), GINT_TO_POINTER (flags)); +} |