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/*
* Remmina - The GTK+ Remote Desktop Client
* Copyright (C) 2010 Vic Lee
* Copyright (C) 2014-2015 Antenore Gatta, Fabio Castelli, Giovanni Panozzo
* Copyright (C) 2016-2020 Antenore Gatta, Giovanni Panozzo
*
* 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., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
* In addition, as a special exception, the copyright holders give
* permission to link the code of portions of this program with the
* OpenSSL library under certain conditions as described in each
* individual source file, and distribute linked combinations
* including the two.
* You must obey the GNU General Public License in all respects
* for all of the code used other than OpenSSL. * If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. * If you
* do not wish to do so, delete this exception statement from your
* version. * If you delete this exception statement from all source
* files in the program, then also delete it here.
*
*/
#include "common/remmina_plugin.h"
#include <X11/Xlib.h>
#include "nx_plugin.h"
#include "nx_session_manager.h"
static void remmina_nx_session_manager_set_sensitive(RemminaProtocolWidget *gp, gboolean sensitive)
{
TRACE_CALL(__func__);
RemminaPluginNxData *gpdata = GET_PLUGIN_DATA(gp);
if (gpdata->attach_session) {
gtk_dialog_set_response_sensitive(GTK_DIALOG(gpdata->manager_dialog), REMMINA_NX_EVENT_TERMINATE, sensitive);
gtk_dialog_set_response_sensitive(GTK_DIALOG(gpdata->manager_dialog), REMMINA_NX_EVENT_ATTACH, sensitive);
}else {
gtk_dialog_set_response_sensitive(GTK_DIALOG(gpdata->manager_dialog), REMMINA_NX_EVENT_TERMINATE, sensitive);
gtk_dialog_set_response_sensitive(GTK_DIALOG(gpdata->manager_dialog), REMMINA_NX_EVENT_RESTORE, sensitive);
}
}
static gboolean remmina_nx_session_manager_selection_func(GtkTreeSelection *selection, GtkTreeModel *model, GtkTreePath *path,
gboolean path_currently_selected, gpointer user_data)
{
TRACE_CALL(__func__);
RemminaProtocolWidget *gp = (RemminaProtocolWidget*)user_data;
RemminaPluginNxData *gpdata = GET_PLUGIN_DATA(gp);
gpdata->manager_selected = FALSE;
if (path_currently_selected) {
remmina_nx_session_manager_set_sensitive(gp, FALSE);
return TRUE;
}
if (!gtk_tree_model_get_iter(model, &gpdata->iter, path))
return TRUE;
gpdata->manager_selected = TRUE;
remmina_nx_session_manager_set_sensitive(gp, TRUE);
return TRUE;
}
static void remmina_nx_session_manager_send_signal(RemminaPluginNxData *gpdata, gint event_type)
{
TRACE_CALL(__func__);
guchar dummy = (guchar)event_type;
/* Signal the NX thread to resume execution */
if (write(gpdata->event_pipe[1], &dummy, 1)) {
}
}
static void remmina_nx_session_manager_on_response(GtkWidget *dialog, gint response_id, RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
RemminaPluginNxData *gpdata = GET_PLUGIN_DATA(gp);
gint event_type;
remmina_nx_session_manager_set_sensitive(gp, FALSE);
if (response_id <= 0) {
event_type = REMMINA_NX_EVENT_CANCEL;
}else {
event_type = response_id;
}
if (response_id == REMMINA_NX_EVENT_TERMINATE && gpdata->manager_selected) {
remmina_nx_session_iter_set(gpdata->nx, &gpdata->iter, REMMINA_NX_SESSION_COLUMN_STATUS, _("Terminating…"));
}
if (response_id != REMMINA_NX_EVENT_TERMINATE) {
gtk_widget_destroy(dialog);
gpdata->manager_dialog = NULL;
}
if (response_id != REMMINA_NX_EVENT_TERMINATE && response_id != REMMINA_NX_EVENT_CANCEL) {
remmina_plugin_nx_service->protocol_plugin_init_show(gp);
}
remmina_nx_session_manager_send_signal(gpdata, event_type);
}
/* Handle double click on a row in the NX Session manager
* Automatically close the dialog using the default response ID */
void remmina_nx_session_manager_on_row_activated(GtkTreeView *tree, GtkTreePath *path, GtkTreeViewColumn *column, RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
RemminaPluginNxData *gpdata = GET_PLUGIN_DATA(gp);
remmina_plugin_nx_service->_debug("Default response_id %d",
gpdata->default_response);
if (gpdata->default_response >= 0) {
gtk_dialog_response(GTK_DIALOG(gpdata->manager_dialog), gpdata->default_response);
}
}
static gboolean remmina_nx_session_manager_main(RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
RemminaPluginNxData *gpdata = GET_PLUGIN_DATA(gp);
RemminaFile *remminafile;
GtkWidget *dialog;
gchar *s;
GtkWidget *scrolledwindow;
GtkWidget *tree;
GtkCellRenderer *renderer;
GtkTreeViewColumn *column;
remminafile = remmina_plugin_nx_service->protocol_plugin_get_file(gp);
gpdata->default_response = -1;
if (!gpdata->manager_started) {
remmina_plugin_nx_service->protocol_plugin_init_hide(gp);
dialog = gtk_dialog_new();
s = g_strdup_printf(_("NX sessions on %s"), remmina_plugin_nx_service->file_get_string(remminafile, "server"));
gtk_window_set_title(GTK_WINDOW(dialog), s);
g_free(s);
if (gpdata->attach_session) {
gtk_dialog_add_button(GTK_DIALOG(dialog), _("Attach"), REMMINA_NX_EVENT_ATTACH);
/* Set default response id for attach */
gpdata->default_response = REMMINA_NX_EVENT_ATTACH;
}else {
gtk_dialog_add_button(GTK_DIALOG(dialog), _("Restore"), REMMINA_NX_EVENT_RESTORE);
gtk_dialog_add_button(GTK_DIALOG(dialog), _("Start"), REMMINA_NX_EVENT_START);
/* Set default response id for restore */
gpdata->default_response = REMMINA_NX_EVENT_RESTORE;
}
gtk_dialog_add_button(GTK_DIALOG(dialog), _("_Cancel"), REMMINA_NX_EVENT_CANCEL);
gtk_dialog_add_button(GTK_DIALOG(dialog), _("Terminate"), REMMINA_NX_EVENT_TERMINATE);
gtk_window_set_default_size(GTK_WINDOW(dialog), 640, 300);
gpdata->manager_dialog = dialog;
scrolledwindow = gtk_scrolled_window_new(NULL, NULL);
gtk_widget_show(scrolledwindow);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwindow), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
gtk_box_pack_start(GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), scrolledwindow, TRUE, TRUE, 0);
tree = gtk_tree_view_new();
gtk_container_add(GTK_CONTAINER(scrolledwindow), tree);
gtk_widget_show(tree);
remmina_nx_session_set_tree_view(gpdata->nx, GTK_TREE_VIEW(tree));
/* Handle double click on the row */
g_signal_connect(G_OBJECT(tree), "row-activated",
G_CALLBACK(remmina_nx_session_manager_on_row_activated), gp);
renderer = gtk_cell_renderer_text_new();
column = gtk_tree_view_column_new_with_attributes("#", renderer, "text", REMMINA_NX_SESSION_COLUMN_ID, NULL);
gtk_tree_view_column_set_resizable(column, TRUE);
gtk_tree_view_column_set_sort_column_id(column, REMMINA_NX_SESSION_COLUMN_ID);
gtk_tree_view_append_column(GTK_TREE_VIEW(tree), column);
renderer = gtk_cell_renderer_text_new();
column = gtk_tree_view_column_new_with_attributes(_("Type"), renderer, "text", REMMINA_NX_SESSION_COLUMN_TYPE,
NULL);
gtk_tree_view_column_set_resizable(column, TRUE);
gtk_tree_view_column_set_sort_column_id(column, REMMINA_NX_SESSION_COLUMN_TYPE);
gtk_tree_view_append_column(GTK_TREE_VIEW(tree), column);
renderer = gtk_cell_renderer_text_new();
column = gtk_tree_view_column_new_with_attributes(_("Display"), renderer, "text",
REMMINA_NX_SESSION_COLUMN_DISPLAY, NULL);
gtk_tree_view_column_set_resizable(column, TRUE);
gtk_tree_view_column_set_sort_column_id(column, REMMINA_NX_SESSION_COLUMN_DISPLAY);
gtk_tree_view_append_column(GTK_TREE_VIEW(tree), column);
renderer = gtk_cell_renderer_text_new();
column = gtk_tree_view_column_new_with_attributes(_("Status"), renderer, "text",
REMMINA_NX_SESSION_COLUMN_STATUS, NULL);
gtk_tree_view_column_set_resizable(column, TRUE);
gtk_tree_view_column_set_sort_column_id(column, REMMINA_NX_SESSION_COLUMN_STATUS);
gtk_tree_view_append_column(GTK_TREE_VIEW(tree), column);
renderer = gtk_cell_renderer_text_new();
column = gtk_tree_view_column_new_with_attributes(_("Name"), renderer, "text", REMMINA_NX_SESSION_COLUMN_NAME,
NULL);
gtk_tree_view_column_set_resizable(column, TRUE);
gtk_tree_view_column_set_sort_column_id(column, REMMINA_NX_SESSION_COLUMN_NAME);
gtk_tree_view_append_column(GTK_TREE_VIEW(tree), column);
gtk_tree_selection_set_select_function(gtk_tree_view_get_selection(GTK_TREE_VIEW(tree)),
remmina_nx_session_manager_selection_func, gp, NULL);
g_signal_connect(G_OBJECT(dialog), "response", G_CALLBACK(remmina_nx_session_manager_on_response), gp);
gpdata->manager_started = TRUE;
}
gpdata->manager_selected = FALSE;
if (gpdata->manager_dialog) {
remmina_nx_session_manager_set_sensitive(gp, FALSE);
gtk_widget_show(gpdata->manager_dialog);
}
if (remmina_nx_session_has_error(gpdata->nx)) {
dialog = gtk_message_dialog_new((gpdata->manager_dialog ? GTK_WINDOW(gpdata->manager_dialog) : NULL),
GTK_DIALOG_MODAL, GTK_MESSAGE_ERROR, GTK_BUTTONS_OK, "%s",
remmina_nx_session_get_error(gpdata->nx));
remmina_nx_session_clear_error(gpdata->nx);
gtk_dialog_run(GTK_DIALOG(dialog));
gtk_widget_destroy(dialog);
remmina_nx_session_manager_send_signal(gpdata, 0);
}
gpdata->session_manager_start_handler = 0;
return FALSE;
}
void remmina_nx_session_manager_start(RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
RemminaPluginNxData *gpdata = GET_PLUGIN_DATA(gp);
if (gpdata->session_manager_start_handler == 0) {
gpdata->session_manager_start_handler = IDLE_ADD((GSourceFunc)remmina_nx_session_manager_main, gp);
}
}
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