diff options
Diffstat (limited to 'widgets/misc/e-signature-tree-view.c')
| -rw-r--r-- | widgets/misc/e-signature-tree-view.c | 431 |
1 files changed, 0 insertions, 431 deletions
diff --git a/widgets/misc/e-signature-tree-view.c b/widgets/misc/e-signature-tree-view.c deleted file mode 100644 index 5631c62949..0000000000 --- a/widgets/misc/e-signature-tree-view.c +++ /dev/null @@ -1,431 +0,0 @@ -/* - * e-signature-tree-view.c - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) version 3. - * - * 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 - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with the program; if not, see <http://www.gnu.org/licenses/> - * - * - * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com) - * - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include "e-signature-tree-view.h" - -#define E_SIGNATURE_TREE_VIEW_GET_PRIVATE(obj) \ - (G_TYPE_INSTANCE_GET_PRIVATE \ - ((obj), E_TYPE_SIGNATURE_TREE_VIEW, ESignatureTreeViewPrivate)) - -enum { - COLUMN_STRING, - COLUMN_SIGNATURE -}; - -enum { - PROP_0, - PROP_SELECTED, - PROP_SIGNATURE_LIST -}; - -enum { - REFRESHED, - LAST_SIGNAL -}; - -struct _ESignatureTreeViewPrivate { - ESignatureList *signature_list; - GHashTable *index; -}; - -static guint signals[LAST_SIGNAL]; - -G_DEFINE_TYPE ( - ESignatureTreeView, - e_signature_tree_view, - GTK_TYPE_TREE_VIEW) - -static void -signature_tree_view_refresh_cb (ESignatureList *signature_list, - ESignature *unused, - ESignatureTreeView *tree_view) -{ - GtkListStore *store; - GtkTreeModel *model; - GtkTreeIter tree_iter; - EIterator *signature_iter; - ESignature *signature; - GHashTable *index; - GList *list = NULL; - GList *iter; - - store = gtk_list_store_new (2, G_TYPE_STRING, E_TYPE_SIGNATURE); - model = GTK_TREE_MODEL (store); - index = tree_view->priv->index; - - g_hash_table_remove_all (index); - - if (signature_list == NULL) - goto skip; - - /* Build a list of ESignatures to display. */ - signature_iter = e_list_get_iterator (E_LIST (signature_list)); - while (e_iterator_is_valid (signature_iter)) { - - /* XXX EIterator misuses const. */ - signature = (ESignature *) e_iterator_get (signature_iter); - list = g_list_prepend (list, signature); - e_iterator_next (signature_iter); - } - g_object_unref (signature_iter); - - list = g_list_reverse (list); - - /* Populate the list store and index. */ - for (iter = list; iter != NULL; iter = iter->next) { - GtkTreeRowReference *reference; - GtkTreePath *path; - const gchar *name; - - signature = iter->data; - - /* Skip autogenerated signatures. */ - if (e_signature_get_autogenerated (signature)) - continue; - - name = e_signature_get_name (signature); - - gtk_list_store_append (store, &tree_iter); - gtk_list_store_set ( - store, &tree_iter, - COLUMN_STRING, name, - COLUMN_SIGNATURE, signature, -1); - - path = gtk_tree_model_get_path (model, &tree_iter); - reference = gtk_tree_row_reference_new (model, path); - g_hash_table_insert (index, signature, reference); - gtk_tree_path_free (path); - } - - g_list_free (list); - -skip: - /* Restore the previously selected signature. */ - signature = e_signature_tree_view_get_selected (tree_view); - if (signature != NULL) - g_object_ref (signature); - gtk_tree_view_set_model (GTK_TREE_VIEW (tree_view), model); - e_signature_tree_view_set_selected (tree_view, signature); - if (signature != NULL) - g_object_unref (signature); - - g_signal_emit (tree_view, signals[REFRESHED], 0); -} - -static void -signature_tree_view_selection_changed_cb (ESignatureTreeView *tree_view) -{ - g_object_notify (G_OBJECT (tree_view), "selected"); -} - -static GObject * -signature_tree_view_constructor (GType type, - guint n_construct_properties, - GObjectConstructParam *construct_properties) -{ - GObject *object; - GtkTreeView *tree_view; - GtkTreeViewColumn *column; - GtkCellRenderer *renderer; - - /* Chain up to parent's constructor() method. */ - object = G_OBJECT_CLASS ( - e_signature_tree_view_parent_class)->constructor ( - type, n_construct_properties, construct_properties); - - tree_view = GTK_TREE_VIEW (object); - gtk_tree_view_set_headers_visible (tree_view, FALSE); - - column = gtk_tree_view_column_new (); - renderer = gtk_cell_renderer_text_new (); - gtk_tree_view_column_pack_start (column, renderer, TRUE); - gtk_tree_view_column_add_attribute ( - column, renderer, "text", COLUMN_STRING); - gtk_tree_view_append_column (tree_view, column); - - return object; -} - -static void -signature_tree_view_set_property (GObject *object, - guint property_id, - const GValue *value, - GParamSpec *pspec) -{ - switch (property_id) { - case PROP_SELECTED: - e_signature_tree_view_set_selected ( - E_SIGNATURE_TREE_VIEW (object), - g_value_get_object (value)); - return; - - case PROP_SIGNATURE_LIST: - e_signature_tree_view_set_signature_list ( - E_SIGNATURE_TREE_VIEW (object), - g_value_get_object (value)); - return; - } - - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); -} - -static void -signature_tree_view_get_property (GObject *object, - guint property_id, - GValue *value, - GParamSpec *pspec) -{ - switch (property_id) { - case PROP_SELECTED: - g_value_set_object ( - value, - e_signature_tree_view_get_selected ( - E_SIGNATURE_TREE_VIEW (object))); - return; - - case PROP_SIGNATURE_LIST: - g_value_set_object ( - value, - e_signature_tree_view_get_signature_list ( - E_SIGNATURE_TREE_VIEW (object))); - return; - } - - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); -} - -static void -signature_tree_view_dispose (GObject *object) -{ - ESignatureTreeViewPrivate *priv; - - priv = E_SIGNATURE_TREE_VIEW_GET_PRIVATE (object); - - if (priv->signature_list != NULL) { - g_signal_handlers_disconnect_by_func ( - priv->signature_list, - signature_tree_view_refresh_cb, object); - g_object_unref (priv->signature_list); - priv->signature_list = NULL; - } - - g_hash_table_remove_all (priv->index); - - /* Chain up to parent's dispose() method. */ - G_OBJECT_CLASS (e_signature_tree_view_parent_class)->dispose (object); -} - -static void -signature_tree_view_finalize (GObject *object) -{ - ESignatureTreeViewPrivate *priv; - - priv = E_SIGNATURE_TREE_VIEW_GET_PRIVATE (object); - - g_hash_table_destroy (priv->index); - - /* Chain up to parent's finalize() method. */ - G_OBJECT_CLASS (e_signature_tree_view_parent_class)->finalize (object); -} - -static void -e_signature_tree_view_class_init (ESignatureTreeViewClass *class) -{ - GObjectClass *object_class; - - g_type_class_add_private (class, sizeof (ESignatureTreeViewPrivate)); - - object_class = G_OBJECT_CLASS (class); - object_class->constructor = signature_tree_view_constructor; - object_class->set_property = signature_tree_view_set_property; - object_class->get_property = signature_tree_view_get_property; - object_class->dispose = signature_tree_view_dispose; - object_class->finalize = signature_tree_view_finalize; - - g_object_class_install_property ( - object_class, - PROP_SELECTED, - g_param_spec_object ( - "selected", - "Selected Signature", - NULL, - E_TYPE_SIGNATURE, - G_PARAM_READWRITE)); - - g_object_class_install_property ( - object_class, - PROP_SIGNATURE_LIST, - g_param_spec_object ( - "signature-list", - "Signature List", - NULL, - E_TYPE_SIGNATURE_LIST, - G_PARAM_READWRITE | - G_PARAM_CONSTRUCT)); - - signals[REFRESHED] = g_signal_new ( - "refreshed", - G_TYPE_FROM_CLASS (class), - G_SIGNAL_RUN_LAST, - 0, NULL, NULL, - g_cclosure_marshal_VOID__VOID, - G_TYPE_NONE, 0); -} - -static void -e_signature_tree_view_init (ESignatureTreeView *tree_view) -{ - GHashTable *index; - GtkTreeSelection *selection; - - /* Reverse-lookup index */ - index = g_hash_table_new_full ( - g_direct_hash, g_direct_equal, - (GDestroyNotify) g_object_unref, - (GDestroyNotify) gtk_tree_row_reference_free); - - tree_view->priv = E_SIGNATURE_TREE_VIEW_GET_PRIVATE (tree_view); - tree_view->priv->index = index; - - selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view)); - - g_signal_connect_swapped ( - selection, "changed", - G_CALLBACK (signature_tree_view_selection_changed_cb), - tree_view); -} - -GtkWidget * -e_signature_tree_view_new (void) -{ - return g_object_new (E_TYPE_SIGNATURE_TREE_VIEW, NULL); -} - -ESignatureList * -e_signature_tree_view_get_signature_list (ESignatureTreeView *tree_view) -{ - g_return_val_if_fail (E_IS_SIGNATURE_TREE_VIEW (tree_view), NULL); - - return tree_view->priv->signature_list; -} - -void -e_signature_tree_view_set_signature_list (ESignatureTreeView *tree_view, - ESignatureList *signature_list) -{ - ESignatureTreeViewPrivate *priv; - - g_return_if_fail (E_IS_SIGNATURE_TREE_VIEW (tree_view)); - - if (signature_list != NULL) - g_return_if_fail (E_IS_SIGNATURE_LIST (signature_list)); - - priv = E_SIGNATURE_TREE_VIEW_GET_PRIVATE (tree_view); - - if (priv->signature_list != NULL) { - g_signal_handlers_disconnect_by_func ( - priv->signature_list, - signature_tree_view_refresh_cb, tree_view); - g_object_unref (priv->signature_list); - priv->signature_list = NULL; - } - - if (signature_list != NULL) { - priv->signature_list = g_object_ref (signature_list); - - /* Listen for changes to the signature list. */ - g_signal_connect ( - priv->signature_list, "signature-added", - G_CALLBACK (signature_tree_view_refresh_cb), - tree_view); - g_signal_connect ( - priv->signature_list, "signature-changed", - G_CALLBACK (signature_tree_view_refresh_cb), - tree_view); - g_signal_connect ( - priv->signature_list, "signature-removed", - G_CALLBACK (signature_tree_view_refresh_cb), - tree_view); - } - - signature_tree_view_refresh_cb (signature_list, NULL, tree_view); - - g_object_notify (G_OBJECT (tree_view), "signature-list"); -} - -ESignature * -e_signature_tree_view_get_selected (ESignatureTreeView *tree_view) -{ - ESignature *signature; - GtkTreeSelection *selection; - GtkTreeModel *model; - GtkTreeIter iter; - - g_return_val_if_fail (E_IS_SIGNATURE_TREE_VIEW (tree_view), NULL); - - selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view)); - if (!gtk_tree_selection_get_selected (selection, &model, &iter)) - return NULL; - - gtk_tree_model_get (model, &iter, COLUMN_SIGNATURE, &signature, -1); - - return signature; -} - -gboolean -e_signature_tree_view_set_selected (ESignatureTreeView *tree_view, - ESignature *signature) -{ - GtkTreeRowReference *reference; - GtkTreeSelection *selection; - GtkTreePath *path; - - g_return_val_if_fail (E_IS_SIGNATURE_TREE_VIEW (tree_view), FALSE); - - if (signature != NULL) - g_return_val_if_fail (E_IS_SIGNATURE (signature), FALSE); - - selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view)); - - /* NULL means clear the selection. */ - if (signature == NULL) { - gtk_tree_selection_unselect_all (selection); - return TRUE; - } - - /* Lookup the tree row reference for the signature. */ - reference = g_hash_table_lookup (tree_view->priv->index, signature); - if (reference == NULL) - return FALSE; - - /* Select the referenced path. */ - path = gtk_tree_row_reference_get_path (reference); - gtk_tree_selection_select_path (selection, path); - gtk_tree_path_free (path); - - g_object_notify (G_OBJECT (tree_view), "selected"); - - return TRUE; -} |