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/*
This file is part of GNUnet
(C) 2011, 2012 Christian Grothoff (and other contributing authors)
GNUnet 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.
GNUnet 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 GNUnet; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
/**
* @file src/fs/gnunet-fs-gtk_main-window-search.c
* @author Christian Grothoff
* @brief event handlers for the search function in the main window
*/
#include "gnunet-fs-gtk_common.h"
#include "gnunet-fs-gtk.h"
#include "gnunet-fs-gtk_anonymity-widgets.h"
/**
* Start a search.
*
* @param builder the main dialog builder
*/
static void
start_search (GtkBuilder *builder)
{
guint anonymity_level;
gchar *keywords;
gchar *mime_keyword;
GNUNET_HashCode *nsid;
struct GNUNET_FS_Uri *uri;
/* get anonymity level */
if (!GNUNET_GTK_get_selected_anonymity_level
(builder, "main_window_search_anonymity_combobox", &anonymity_level))
{
GNUNET_break (0);
return;
}
/* get selected mime type */
{
GtkComboBox *mime_combo;
GtkTreeModel *mime_model;
GtkTreeIter iter;
mime_combo = GTK_COMBO_BOX (GNUNET_FS_GTK_get_main_window_object
("main_window_search_mime_combobox"));
mime_model = gtk_combo_box_get_model (mime_combo);
mime_keyword = NULL;
if ( (NULL != mime_model) &&
gtk_combo_box_get_active_iter (mime_combo, &iter))
gtk_tree_model_get (mime_model, &iter, 0, &mime_keyword, -1);
if (0 == strcmp (mime_keyword, " "))
{
g_free (mime_keyword);
mime_keyword = NULL;
}
}
/* get selected namespace */
{
GtkTreeRowReference *ref;
GtkToggleButton *toggle_button;
GtkTreeIter iter;
nsid = NULL;
toggle_button =
GTK_TOGGLE_BUTTON (gtk_builder_get_object
(builder,
"main_window_search_namespace_dropdown_button"));
ref = g_object_get_data (G_OBJECT (toggle_button), "selected-row-reference");
if (NULL != ref)
{
GtkTreePath *namespace_treepath;
GtkTreeModel *namespace_model;
namespace_model = gtk_tree_row_reference_get_model (ref);
namespace_treepath = gtk_tree_row_reference_get_path (ref);
if ( (NULL != namespace_treepath) &&
(gtk_tree_model_get_iter (namespace_model, &iter, namespace_treepath)))
gtk_tree_model_get (namespace_model, &iter, 1, &nsid, -1);
}
}
/* get keywords and compose keyword string */
{
GtkEntry *query_entry;
const char *entry_keywords;
query_entry = GTK_ENTRY (gtk_builder_get_object (builder,
"main_window_search_entry"));
entry_keywords = gtk_entry_get_text (query_entry);
if (NULL != mime_keyword)
{
keywords = g_strdup_printf ("%s +%s",
entry_keywords,
mime_keyword);
g_free (mime_keyword);
}
else
{
keywords = g_strdup (entry_keywords);
}
}
/* build KSK/SKS URI */
if (NULL != nsid)
{
uri = GNUNET_FS_uri_sks_create_from_nsid (nsid, keywords);
GNUNET_assert (uri != NULL);
}
else
{
char *emsg = NULL;
uri = GNUNET_FS_uri_ksk_create (keywords, &emsg);
if (NULL == uri)
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Invalid keyword string `%s': %s"),
keywords, emsg);
g_free (keywords);
GNUNET_free_non_null (emsg);
return;
}
}
g_free (keywords);
/* start search */
GNUNET_FS_search_start (GNUNET_FS_GTK_get_fs_handle (),
uri, anonymity_level,
GNUNET_FS_SEARCH_OPTION_NONE, NULL);
GNUNET_FS_uri_destroy (uri);
}
/**
* User clicked on the 'search' button in the main window.
*
* @param button the search button
* @param user_data the main dialog builder
*/
void
main_window_search_button_clicked_cb (GtkButton * button,
gpointer user_data)
{
GtkBuilder *builder = GTK_BUILDER (user_data);
start_search (builder);
}
/**
* User pushed a key (possibly ENTER) in the search entry widget.
* Start the search if it was ENTER.
*
* @param widget the entry widget
* @param event the key stroke
* @param user_data the builder of the main window
* @return FALSE if this was not ENTER, TRUE if it was
*/
gboolean
main_window_search_entry_key_press_event_cb (GtkWidget * widget,
GdkEventKey * event,
gpointer user_data)
{
GtkBuilder *builder = GTK_BUILDER (user_data);
if (event->keyval == GDK_KEY_Return)
{
start_search (builder);
return TRUE;
}
return FALSE;
}
/* end of gnunet-fs-gtk_main-window-search.c */
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