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* @file ui_itemlist.c item list GUI handling
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* Copyright (C) 2004-2009 Lars Lindner <lars.lindner@gmail.com>
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* Copyright (C) 2004-2006 Nathan J. Conrad <t98502@users.sourceforge.net>
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#include "ui/ui_itemlist.h"
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#include <gdk/gdkkeysyms.h>
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#include "ui/browser_tabs.h"
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#include "ui/liferea_shell.h"
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#include "ui/ui_common.h"
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#include "ui/ui_popup.h"
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/** Enumeration of the columns in the itemstore. */
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IS_TIME, /**< Time of item creation */
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IS_TIME_STR, /**< Time of item creation as a string*/
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IS_LABEL, /**< Displayed name */
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IS_STATEICON, /**< Pixbuf reference to the item's state icon */
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IS_NR, /**< Item id, to lookup item ptr from parent feed */
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IS_PARENT, /**< Parent node pointer */
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IS_FAVICON, /**< Pixbuf reference to the item's feed's icon */
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IS_ENCICON, /**< Pixbuf reference to the item's enclosure icon */
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IS_ENCLOSURE, /**< Flag wether enclosure is attached or not */
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IS_SOURCE, /**< Source node pointer */
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IS_STATE, /**< Original item state (unread, flagged...) for sorting */
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ITEMSTORE_UNREAD, /**< Flag wether "unread" icon is to be shown */
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ITEMSTORE_LEN /**< Number of columns in the itemstore */
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static GHashTable *item_id_to_iter = NULL; /** hash table used for fast item id->tree iter lookup */
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static GtkTreeView *itemlist_treeview = NULL;
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/* helper functions for item <-> iter conversion */
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ui_itemlist_contains_item (gulong id)
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return (NULL != g_hash_table_lookup (item_id_to_iter, GUINT_TO_POINTER (id)));
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ui_iter_to_item_id (GtkTreeIter *iter)
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gtk_tree_model_get (gtk_tree_view_get_model (itemlist_treeview), iter, IS_NR, &id, -1);
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ui_item_id_to_iter (gulong id, GtkTreeIter *iter)
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GtkTreeIter *old_iter;
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old_iter = g_hash_table_lookup (item_id_to_iter, GUINT_TO_POINTER (id));
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ui_itemlist_date_sort_func (GtkTreeModel *model, GtkTreeIter *a, GtkTreeIter *b, gpointer user_data)
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gtk_tree_model_get (model, a, IS_TIME, &timea, -1);
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gtk_tree_model_get (model, b, IS_TIME, &timeb, -1);
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diff = difftime ((time_t)timeb, (time_t)timea);
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ui_itemlist_favicon_sort_func (GtkTreeModel *model, GtkTreeIter *a, GtkTreeIter *b, gpointer user_data)
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nodePtr node1, node2;
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gtk_tree_model_get (model, a, IS_SOURCE, &node1, -1);
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gtk_tree_model_get (model, b, IS_SOURCE, &node2, -1);
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if (!node1->id || !node2->id)
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return strcmp (node1->id, node2->id);
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ui_itemlist_set_sort_column (nodeViewSortType sortType, gboolean sortReversed)
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case NODE_VIEW_SORT_BY_TITLE:
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sortColumn = IS_LABEL;
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case NODE_VIEW_SORT_BY_PARENT:
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sortColumn = IS_PARENT;
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sortColumn = IS_TIME;
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gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (gtk_tree_view_get_model (itemlist_treeview)),
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sortReversed?GTK_SORT_DESCENDING:GTK_SORT_ASCENDING);
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ui_itemlist_reset_tree_store (void)
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GtkTreeStore *itemstore;
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ui_itemlist_clear ();
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/* drop old tree store */
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model = gtk_tree_view_get_model (itemlist_treeview);
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gtk_tree_view_set_model (itemlist_treeview, NULL);
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g_object_unref (model);
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/* create and assign new one */
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itemstore = gtk_tree_store_new (ITEMSTORE_LEN,
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G_TYPE_UINT64, /* IS_TIME */
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G_TYPE_STRING, /* IS_TIME_STR */
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G_TYPE_STRING, /* IS_LABEL */
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GDK_TYPE_PIXBUF, /* IS_STATEICON */
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G_TYPE_ULONG, /* IS_NR */
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G_TYPE_POINTER, /* IS_PARENT */
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GDK_TYPE_PIXBUF, /* IS_FAVICON */
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GDK_TYPE_PIXBUF, /* IS_ENCICON */
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G_TYPE_BOOLEAN, /* IS_ENCLOSURE */
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G_TYPE_POINTER, /* IS_SOURCE */
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G_TYPE_UINT, /* IS_STATE */
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G_TYPE_INT /* ITEMSTORE_UNREAD */
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gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (itemstore), IS_TIME, ui_itemlist_date_sort_func, NULL, NULL);
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gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (itemstore), IS_SOURCE, ui_itemlist_favicon_sort_func, NULL, NULL);
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g_signal_connect (G_OBJECT(itemstore), "sort-column-changed", G_CALLBACK (itemlist_sort_column_changed_cb), NULL);
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gtk_tree_view_set_model (itemlist_treeview, GTK_TREE_MODEL (itemstore));
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ui_itemlist_prefocus ();
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ui_itemlist_remove_item (itemPtr item)
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g_assert (NULL != item);
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iter = g_hash_table_lookup (item_id_to_iter, GUINT_TO_POINTER (item->id));
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gtk_tree_store_remove (GTK_TREE_STORE (gtk_tree_view_get_model (itemlist_treeview)), iter);
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g_hash_table_remove (item_id_to_iter, GUINT_TO_POINTER(item->id));
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g_warning("Fatal: item to be removed not found in iter lookup hash!");
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/* cleans up the item list, sets up the iter hash when called for the first time */
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ui_itemlist_clear (void)
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GtkTreeStore *itemstore;
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itemstore = GTK_TREE_STORE (gtk_tree_view_get_model (itemlist_treeview));
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/* unselecting all items is important to remove items
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whose removal is deferred until unselecting */
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gtk_tree_selection_unselect_all (gtk_tree_view_get_selection (itemlist_treeview));
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adj = gtk_tree_view_get_vadjustment (itemlist_treeview);
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gtk_adjustment_set_value (adj, 0.0);
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gtk_tree_view_set_vadjustment (itemlist_treeview, adj);
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gtk_tree_store_clear (itemstore);
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g_hash_table_destroy (item_id_to_iter);
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item_id_to_iter = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL, g_free);
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ui_itemlist_update_item (itemPtr item)
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gchar *title, *time_str;
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const gchar *direction_marker;
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if (!ui_item_id_to_iter (item->id, &iter))
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time_str = (0 != item->time) ? itemview_format_date((time_t)item->time) : g_strdup ("");
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direction_marker = common_get_direction_mark (node_from_id (item->nodeId)->title);
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title = item->title && strlen (item->title) ? item->title : _("*** No title ***");
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title = g_strstrip (g_strdup_printf ("%s%s", direction_marker, title));
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state_icon = item->flagStatus ? ICON_FLAG :
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!item->readStatus ? ICON_UNREAD :
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gtk_tree_store_set (GTK_TREE_STORE (gtk_tree_view_get_model (itemlist_treeview)),
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IS_TIME_STR, time_str,
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IS_STATEICON, icons[state_icon],
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ITEMSTORE_UNREAD, item->readStatus ? PANGO_WEIGHT_NORMAL : PANGO_WEIGHT_BOLD,
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ui_itemlist_update_item_foreach (gpointer key,
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item = item_load (GPOINTER_TO_UINT (key) /* id */);
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ui_itemlist_update_item (item);
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ui_itemlist_update_all_items (void)
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g_hash_table_foreach (item_id_to_iter, ui_itemlist_update_item_foreach, NULL);
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ui_itemlist_key_press_cb (GtkWidget *widget,
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if ((event->type == GDK_KEY_PRESS) && (event->state == 0) && (event->keyval == GDK_Delete))
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on_remove_item_activate(NULL, NULL);
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ui_itemlist_new (GtkWidget *mainwindow)
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GtkCellRenderer *renderer;
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GtkTreeViewColumn *column;
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GtkTreeSelection *select;
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GtkWidget *ilscrolledwindow;
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ilscrolledwindow = gtk_scrolled_window_new (NULL, NULL);
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gtk_widget_show (ilscrolledwindow);
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gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (ilscrolledwindow), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
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gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (ilscrolledwindow), GTK_SHADOW_IN);
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itemlist_treeview = GTK_TREE_VIEW (gtk_tree_view_new ());
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gtk_container_add (GTK_CONTAINER (ilscrolledwindow), GTK_WIDGET (itemlist_treeview));
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gtk_widget_show (GTK_WIDGET (itemlist_treeview));
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gtk_widget_set_name (GTK_WIDGET (itemlist_treeview), "itemlist");
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gtk_tree_view_set_rules_hint (itemlist_treeview, TRUE);
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g_object_set_data (G_OBJECT (mainwindow), "itemlist", itemlist_treeview);
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item_id_to_iter = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL, g_free);
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ui_itemlist_reset_tree_store ();
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renderer = gtk_cell_renderer_pixbuf_new ();
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column = gtk_tree_view_column_new_with_attributes ("", renderer, "pixbuf", IS_STATEICON, NULL);
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gtk_tree_view_append_column (itemlist_treeview, column);
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gtk_tree_view_column_set_sort_column_id (column, IS_STATE);
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renderer = gtk_cell_renderer_pixbuf_new ();
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column = gtk_tree_view_column_new_with_attributes ("", renderer, "pixbuf", IS_ENCICON, NULL);
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gtk_tree_view_append_column (itemlist_treeview, column);
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renderer = gtk_cell_renderer_text_new ();
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column = gtk_tree_view_column_new_with_attributes (_("Date"), renderer,
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"weight", ITEMSTORE_UNREAD,
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gtk_tree_view_append_column (itemlist_treeview, column);
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gtk_tree_view_column_set_sort_column_id(column, IS_TIME);
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g_object_set (column, "resizable", TRUE, NULL);
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renderer = gtk_cell_renderer_pixbuf_new ();
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column = gtk_tree_view_column_new_with_attributes ("", renderer, "pixbuf", IS_FAVICON, NULL);
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gtk_tree_view_column_set_sort_column_id (column, IS_SOURCE);
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gtk_tree_view_append_column (itemlist_treeview, column);
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renderer = gtk_cell_renderer_text_new ();
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column = gtk_tree_view_column_new_with_attributes (_("Headline"), renderer,
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"weight", ITEMSTORE_UNREAD,
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gtk_tree_view_append_column (itemlist_treeview, column);
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gtk_tree_view_column_set_sort_column_id (column, IS_LABEL);
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g_object_set (column, "resizable", TRUE, NULL);
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g_object_set (renderer, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
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/* And connect signals */
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g_signal_connect (G_OBJECT (itemlist_treeview), "key-press-event", G_CALLBACK (ui_itemlist_key_press_cb), NULL);
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/* Setup the selection handler */
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select = gtk_tree_view_get_selection (itemlist_treeview);
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gtk_tree_selection_set_mode (select, GTK_SELECTION_SINGLE);
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g_signal_connect (G_OBJECT (select), "changed",
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G_CALLBACK (on_itemlist_selection_changed), NULL);
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g_signal_connect ((gpointer)itemlist_treeview, "button_press_event",
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G_CALLBACK (on_itemlist_button_press_event), NULL);
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g_signal_connect ((gpointer)itemlist_treeview, "row_activated",
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G_CALLBACK (on_Itemlist_row_activated), NULL);
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return ilscrolledwindow;
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ui_itemlist_destroy (void)
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g_hash_table_destroy (item_id_to_iter);
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/* typically called when filling the item tree view */
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ui_itemlist_prefocus (void)
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GtkWidget *focus_widget;
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GtkTreeSelection *itemselection;
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/* the following is important to prevent setting the unread
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flag for the first item in the item list when the user does
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the first click into the treeview, if we don't do a focus and
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unselect, GTK would always (exception: clicking on first item)
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generate two selection-change events (one for the clicked and
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one for the selected item)!!! */
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/* we need to restore the focus after we temporarily select the itemlist */
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focus_widget = gtk_window_get_focus (GTK_WINDOW (liferea_shell_get_window ()));
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/* prevent marking as unread before focussing, which leads to a selection */
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gtk_widget_grab_focus (GTK_WIDGET (itemlist_treeview));
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itemselection = gtk_tree_view_get_selection (itemlist_treeview);
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gtk_tree_selection_unselect_all (itemselection);
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gtk_widget_grab_focus (focus_widget);
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ui_itemlist_add_item (itemPtr item)
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GtkTreeStore *itemstore;
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GtkTreeIter old_iter;
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exists = ui_item_id_to_iter (item->id, &old_iter);
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itemstore = GTK_TREE_STORE (gtk_tree_view_get_model (itemlist_treeview));
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node = node_from_id (item->nodeId);
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return; /* comment items do cause this... maybe filtering them earlier would be a good idea... */
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iter = g_new0 (GtkTreeIter, 1);
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gtk_tree_store_prepend (itemstore, iter, NULL);
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g_hash_table_insert (item_id_to_iter, GUINT_TO_POINTER (item->id), (gpointer)iter);
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if (item->flagStatus)
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if (!item->readStatus)
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gtk_tree_store_set (itemstore, iter,
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IS_TIME, (guint64)item->time,
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IS_FAVICON, node->icon,
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IS_ENCICON, item->hasEnclosure?icons[ICON_ENCLOSURE]:NULL,
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IS_ENCLOSURE, item->hasEnclosure,
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ui_itemlist_update_item (item);
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ui_itemlist_enable_favicon_column (gboolean enabled)
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/* we depend on the fact that the second column is the favicon column!!!
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if we are in search mode or have a folder or vfolder we show the favicon
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column to give a hint where the item comes from ... */
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gtk_tree_view_column_set_visible (gtk_tree_view_get_column (itemlist_treeview, 3), enabled);
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ui_itemlist_enable_encicon_column (gboolean enabled)
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/* we depend on the fact that the third column is the enclosure icon column!!! */
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gtk_tree_view_column_set_visible (gtk_tree_view_get_column (itemlist_treeview, 1), enabled);
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on_popup_launchitem_selected (void)
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item = itemlist_get_selected ();
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itemview_launch_URL (item_get_source (item), FALSE);
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liferea_shell_set_important_status_bar (_("No item has been selected"));
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on_popup_launchitem_in_tab_selected (void)
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item = itemlist_get_selected ();
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link = item_get_source (item);
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browser_tabs_add_new (link, link, FALSE);
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ui_show_error_box (_("This item has no link specified!"));
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liferea_shell_set_important_status_bar (_("No item has been selected"));
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on_Itemlist_row_activated (GtkTreeView *treeview,
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GtkTreeViewColumn *column,
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on_popup_launchitem_selected ();
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on_toggle_item_flag (GtkMenuItem *menuitem,
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item = itemlist_get_selected ();
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itemlist_toggle_flag (item);
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on_popup_toggle_flag (void)
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on_toggle_item_flag (NULL, NULL);
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on_toggle_unread_status (GtkMenuItem *menuitem,
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item = itemlist_get_selected ();
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itemlist_toggle_read_status (item);
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on_popup_toggle_read (void)
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on_toggle_unread_status (NULL, NULL);
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on_remove_items_activate (GtkMenuItem *menuitem, gpointer user_data)
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node = feedlist_get_selected ();
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// FIXME: use node type capability check
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if (node && (IS_FEED (node) || IS_NEWSBIN (node)))
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itemlist_remove_all_items (node);
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ui_show_error_box (_("You must select a feed to delete its items!"));
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on_remove_item_activate (GtkMenuItem *menuitem, gpointer user_data)
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item = itemlist_get_selected ();
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ui_common_treeview_move_cursor (itemlist_treeview, 1);
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itemlist_remove_item (item);
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liferea_shell_set_important_status_bar (_("No item has been selected"));
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on_popup_remove_selected (void)
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on_remove_item_activate(NULL, NULL);
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ui_itemlist_select (itemPtr item)
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GtkTreeSelection *selection;
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selection = gtk_tree_view_get_selection (itemlist_treeview);
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if (!ui_item_id_to_iter(item->id, &iter))
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/* This is an evil hack to fix SF #1870052: crash
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upon hitting <enter> when no headline selected.
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FIXME: This code is rotten! Rewrite it! Now! */
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itemlist_selection_changed (NULL);
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path = gtk_tree_model_get_path (gtk_tree_view_get_model (itemlist_treeview), &iter);
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gtk_tree_view_scroll_to_cell (itemlist_treeview, path, NULL, FALSE, 0.0, 0.0);
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gtk_tree_view_set_cursor (itemlist_treeview, path, NULL, FALSE);
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gtk_tree_path_free (path);
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gtk_tree_selection_unselect_all (selection);
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ui_itemlist_find_unread_item (gulong startId)
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gboolean valid = TRUE;
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model = gtk_tree_view_get_model (itemlist_treeview);
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valid = ui_item_id_to_iter (startId, &iter);
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valid = gtk_tree_model_get_iter_first (model, &iter);
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itemPtr item = item_load (ui_iter_to_item_id (&iter));
623
if (!item->readStatus)
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valid = gtk_tree_model_iter_next(model, &iter);
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on_next_unread_item_activate (GtkMenuItem *menuitem, gpointer user_data)
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itemlist_select_next_unread ();
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on_popup_next_unread_item_selected (gpointer callback_data, guint callback_action, GtkWidget *widget)
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itemlist_select_next_unread ();
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on_nextbtn_clicked (GtkButton *button, gpointer user_data)
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itemlist_select_next_unread ();
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on_itemlist_button_press_event (GtkWidget *treeview, GdkEventButton *event, gpointer user_data)
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GtkTreeViewColumn *column;
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gboolean result = FALSE;
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if (event->type != GDK_BUTTON_PRESS)
663
/* avoid handling header clicks */
664
if (event->window != gtk_tree_view_get_bin_window (itemlist_treeview))
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if (!gtk_tree_view_get_path_at_pos (itemlist_treeview, (gint)event->x, (gint)event->y, &path, NULL, NULL, NULL))
670
if (gtk_tree_model_get_iter (gtk_tree_view_get_model (itemlist_treeview), &iter, path))
671
item = item_load (ui_iter_to_item_id (&iter));
673
gtk_tree_path_free (path);
676
GdkEventButton *eb = (GdkEventButton*)event;
677
switch (eb->button) {
679
column = gtk_tree_view_get_column (itemlist_treeview, 0);
681
/* Allow flag toggling when left clicking in the flagging column.
682
We depend on the fact that the state column is the first!!! */
683
if (event->x <= column->width) {
684
itemlist_toggle_flag (item);
690
/* Middle mouse click toggles read status... */
691
itemlist_toggle_read_status (item);
695
ui_itemlist_select (item);
696
ui_popup_item_menu (item, eb->button, eb->time);
707
on_popup_copy_URL_clipboard (void)
711
item = itemlist_get_selected ();
713
gtk_clipboard_set_text (gtk_clipboard_get (GDK_SELECTION_PRIMARY), item_get_source (item), -1);
714
gtk_clipboard_set_text (gtk_clipboard_get (GDK_SELECTION_CLIPBOARD), item_get_source (item), -1);
717
liferea_shell_set_important_status_bar (_("No item has been selected"));
722
ui_itemlist_search_item_link (itemPtr item)
724
gchar *url = social_get_link_search_url (item_get_source (item));
725
itemview_launch_URL (url, FALSE);
730
ui_itemlist_add_item_bookmark (itemPtr item)
732
gchar *url = social_get_bookmark_url (item_get_source (item), item_get_title (item));
733
(void)browser_launch_URL_external (url);
738
on_popup_social_bm_item_selected (void)
742
item = itemlist_get_selected ();
744
ui_itemlist_add_item_bookmark (item);
748
liferea_shell_set_important_status_bar (_("No item has been selected"));
752
on_itemlist_selection_changed (GtkTreeSelection *selection, gpointer data)
758
if (gtk_tree_selection_get_selected (selection, &model, &iter))
759
item = item_load (ui_iter_to_item_id (&iter));
761
liferea_shell_update_item_menu (NULL != item);
763
itemlist_selection_changed (item);
767
itemlist_sort_column_changed_cb (GtkTreeSortable *treesortable, gpointer user_data)
769
gint sortColumn, nodeSort;
770
GtkSortType sortType;
771
gboolean sorted, changed;
773
if (feedlist_get_selected () == NULL)
776
sorted = gtk_tree_sortable_get_sort_column_id (treesortable, &sortColumn, &sortType);
780
switch (sortColumn) {
783
nodeSort = NODE_VIEW_SORT_BY_TIME;
786
nodeSort = NODE_VIEW_SORT_BY_TITLE;
790
nodeSort = NODE_VIEW_SORT_BY_PARENT;
794
changed = node_set_sort_column (feedlist_get_selected (), nodeSort, sortType == GTK_SORT_DESCENDING);
796
feedlist_schedule_save ();
799
/* needed because switching does sometimes returns to the tree
800
view with a very disturbing horizontal scrolling state */
802
ui_itemlist_scroll_left (void)
804
GtkTreeViewColumn *column;
807
if (2 != itemlist_get_view_mode ()) {
808
gtk_tree_view_get_cursor (itemlist_treeview, &path, &column);
810
column = gtk_tree_view_get_column (itemlist_treeview, 1);
811
gtk_tree_view_set_cursor (itemlist_treeview, path, column, FALSE);
812
gtk_tree_path_free (path);
added
removed
src/ui/ui_itemlist.c
