/*
* Virt Viewer: A virtual machine console viewer
*
* Copyright (C) 2015 Red Hat, Inc.
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <config.h>
#include "remote-viewer-connect.h"
#include "virt-viewer-util.h"
#include <glib/gi18n.h>
#include <gdk/gdkkeysyms.h>
typedef struct
{
gboolean response;
GMainLoop *loop;
GtkWidget *entry;
} ConnectionInfo;
static void
shutdown_loop(GMainLoop *loop)
{
if (g_main_loop_is_running(loop))
g_main_loop_quit(loop);
}
static gboolean
window_deleted_cb(ConnectionInfo *ci)
{
ci->response = FALSE;
shutdown_loop(ci->loop);
return TRUE;
}
static gboolean
key_pressed_cb(GtkWidget *widget G_GNUC_UNUSED, GdkEvent *event, gpointer data)
{
GtkWidget *window = data;
gboolean retval;
if (event->type == GDK_KEY_PRESS) {
switch (event->key.keyval) {
case GDK_KEY_Escape:
g_signal_emit_by_name(window, "delete-event", NULL, &retval);
return TRUE;
default:
return FALSE;
}
}
return FALSE;
}
static void
connect_button_clicked_cb(GtkButton *button G_GNUC_UNUSED, gpointer data)
{
ConnectionInfo *ci = data;
if (gtk_entry_get_text_length(GTK_ENTRY(ci->entry)) > 0)
{
ci->response = TRUE;
shutdown_loop(ci->loop);
}
}
static void
connect_dialog_run(ConnectionInfo *ci)
{
ci->loop = g_main_loop_new(NULL, FALSE);
g_main_loop_run(ci->loop);
}
static void
entry_icon_release_cb(GtkEntry* entry, gpointer data G_GNUC_UNUSED)
{
gtk_entry_set_text(entry, "");
gtk_widget_grab_focus(GTK_WIDGET(entry));
}
static void
entry_changed_cb(GtkEditable* entry, gpointer data)
{
GtkButton *connect_button = data;
gboolean rtl = (gtk_widget_get_direction(GTK_WIDGET(entry)) == GTK_TEXT_DIR_RTL);
gboolean active = (gtk_entry_get_text_length(GTK_ENTRY(entry)) > 0);
gtk_widget_set_sensitive(GTK_WIDGET(connect_button), active);
g_object_set(entry,
"secondary-icon-name", active ? (rtl ? "edit-clear-rtl-symbolic" : "edit-clear-symbolic") : NULL,
"secondary-icon-activatable", active,
"secondary-icon-sensitive", active,
NULL);
}
static gboolean
entry_focus_in_cb(GtkWidget *widget G_GNUC_UNUSED, GdkEvent *event G_GNUC_UNUSED, gpointer data)
{
GtkRecentChooser *recent = data;
gtk_recent_chooser_unselect_all(recent);
return FALSE;
}
static void
entry_activated_cb(GtkEntry *entry G_GNUC_UNUSED, gpointer data)
{
ConnectionInfo *ci = data;
if (gtk_entry_get_text_length(GTK_ENTRY(ci->entry)) > 0)
{
ci->response = TRUE;
shutdown_loop(ci->loop);
}
}
static void
recent_selection_changed_dialog_cb(GtkRecentChooser *chooser, gpointer data)
{
GtkRecentInfo *info;
GtkWidget *entry = data;
const gchar *uri;
info = gtk_recent_chooser_get_current_item(chooser);
if (info == NULL)
return;
uri = gtk_recent_info_get_uri(info);
g_return_if_fail(uri != NULL);
gtk_entry_set_text(GTK_ENTRY(entry), uri);
gtk_recent_info_unref(info);
}
static void
recent_item_activated_dialog_cb(GtkRecentChooser *chooser G_GNUC_UNUSED, gpointer data)
{
ConnectionInfo *ci = data;
ci->response = TRUE;
shutdown_loop(ci->loop);
}
static void
make_label_small(GtkLabel* label)
{
PangoAttrList* attributes = pango_attr_list_new();
pango_attr_list_insert(attributes, pango_attr_scale_new(0.9));
gtk_label_set_attributes(label, attributes);
pango_attr_list_unref(attributes);
}
/**
* remote_viewer_connect_dialog
*
* @brief Opens connect dialog for remote viewer
*
* @param uri For returning the uri of chosen server, must be NULL
*
* @return TRUE if Connect or ENTER is pressed
* @return FALSE if Cancel is pressed or dialog is closed
*/
gboolean
remote_viewer_connect_dialog(GtkWindow *main_window, gchar **uri)
{
GtkWidget *window, *label, *entry, *recent, *connect_button, *cancel_button;
GtkRecentFilter *rfilter;
GtkBuilder *builder;
gboolean active;
ConnectionInfo ci = {
FALSE,
NULL,
NULL
};
g_return_val_if_fail(uri && *uri == NULL, FALSE);
/* Create the widgets */
builder = virt_viewer_util_load_ui("remote-viewer-connect.ui");
g_return_val_if_fail(builder != NULL, GTK_RESPONSE_NONE);
window = GTK_WIDGET(gtk_builder_get_object(builder, "remote-viewer-connection-window"));
gtk_window_set_transient_for(GTK_WINDOW(window), main_window);
connect_button = GTK_WIDGET(gtk_builder_get_object(builder, "connect-button"));
cancel_button = GTK_WIDGET(gtk_builder_get_object(builder, "cancel-button"));
label = GTK_WIDGET(gtk_builder_get_object(builder, "example-label"));
entry = ci.entry = GTK_WIDGET(gtk_builder_get_object(builder, "connection-address-entry"));
make_label_small(GTK_LABEL(label));
active = (gtk_entry_get_text_length(GTK_ENTRY(ci.entry)) > 0);
gtk_widget_set_sensitive(GTK_WIDGET(connect_button), active);
recent = GTK_WIDGET(gtk_builder_get_object(builder, "recent-chooser"));
rfilter = gtk_recent_filter_new();
gtk_recent_filter_add_mime_type(rfilter, "application/x-spice");
gtk_recent_filter_add_mime_type(rfilter, "application/x-vnc");
gtk_recent_filter_add_mime_type(rfilter, "application/x-virt-viewer");
gtk_recent_chooser_set_filter(GTK_RECENT_CHOOSER(recent), rfilter);
gtk_recent_chooser_set_local_only(GTK_RECENT_CHOOSER(recent), FALSE);
g_signal_connect(window, "key-press-event",
G_CALLBACK(key_pressed_cb), window);
g_signal_connect(connect_button, "clicked",
G_CALLBACK(connect_button_clicked_cb), &ci);
/* make sure that user_data is passed as first parameter */
g_signal_connect_swapped(cancel_button, "clicked",
G_CALLBACK(window_deleted_cb), &ci);
g_signal_connect_swapped(window, "delete-event",
G_CALLBACK(window_deleted_cb), &ci);
g_signal_connect(entry, "activate",
G_CALLBACK(entry_activated_cb), &ci);
g_signal_connect(entry, "changed",
G_CALLBACK(entry_changed_cb), connect_button);
g_signal_connect(entry, "icon-release",
G_CALLBACK(entry_icon_release_cb), entry);
g_signal_connect(recent, "selection-changed",
G_CALLBACK(recent_selection_changed_dialog_cb), entry);
g_signal_connect(recent, "item-activated",
G_CALLBACK(recent_item_activated_dialog_cb), &ci);
g_signal_connect(entry, "focus-in-event",
G_CALLBACK(entry_focus_in_cb), recent);
/* show and wait for response */
gtk_widget_show_all(window);
connect_dialog_run(&ci);
if (ci.response == TRUE) {
*uri = g_strdup(gtk_entry_get_text(GTK_ENTRY(entry)));
g_strstrip(*uri);
} else {
*uri = NULL;
}
g_object_unref(builder);
gtk_widget_destroy(window);
return ci.response;
}
/*
* Local variables:
* c-indent-level: 4
* c-basic-offset: 4
* indent-tabs-mode: nil
* End:
*/