/*
* Virt Viewer: A virtual machine console viewer
*
* Copyright (C) 2007-2012 Red Hat, Inc.
* Copyright (C) 2009-2012 Daniel P. Berrange
* Copyright (C) 2010 Marc-André Lureau
*
* 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
*
* Author: Daniel P. Berrange <berrange@redhat.com>
*/
#include <config.h>
#include <gdk/gdkkeysyms.h>
#include <gtk/gtk.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <locale.h>
#include <glib/gprintf.h>
#include <glib/gi18n.h>
#include <math.h>
#include "virt-viewer-window.h"
#include "virt-viewer-display.h"
#include "virt-viewer-session.h"
#include "virt-viewer-app.h"
#include "virt-viewer-util.h"
#include "virt-viewer-timed-revealer.h"
#include "remote-viewer-iso-list-dialog.h"
#define ZOOM_STEP 10
/* Signal handlers for main window (move in a VirtViewerMainWindow?) */
void virt_viewer_window_menu_view_zoom_out(GtkWidget *menu, VirtViewerWindow *self);
void virt_viewer_window_menu_view_zoom_in(GtkWidget *menu, VirtViewerWindow *self);
void virt_viewer_window_menu_view_zoom_reset(GtkWidget *menu, VirtViewerWindow *self);
gboolean virt_viewer_window_delete(GtkWidget *src, void *dummy, VirtViewerWindow *self);
void virt_viewer_window_menu_file_quit(GtkWidget *src, VirtViewerWindow *self);
void virt_viewer_window_guest_details_response(GtkDialog *dialog, gint response_id, gpointer user_data);
void virt_viewer_window_menu_help_about(GtkWidget *menu, VirtViewerWindow *self);
void virt_viewer_window_menu_help_guest_details(GtkWidget *menu, VirtViewerWindow *self);
void virt_viewer_window_menu_view_fullscreen(GtkWidget *menu, VirtViewerWindow *self);
void virt_viewer_window_menu_send(GtkWidget *menu, VirtViewerWindow *self);
void virt_viewer_window_menu_file_screenshot(GtkWidget *menu, VirtViewerWindow *self);
void virt_viewer_window_menu_file_usb_device_selection(GtkWidget *menu, VirtViewerWindow *self);
void virt_viewer_window_menu_file_smartcard_insert(GtkWidget *menu, VirtViewerWindow *self);
void virt_viewer_window_menu_file_smartcard_remove(GtkWidget *menu, VirtViewerWindow *self);
void virt_viewer_window_menu_view_release_cursor(GtkWidget *menu, VirtViewerWindow *self);
void virt_viewer_window_menu_preferences_cb(GtkWidget *menu, VirtViewerWindow *self);
void virt_viewer_window_menu_change_cd_activate(GtkWidget *menu, VirtViewerWindow *self);
/* Internal methods */
static void virt_viewer_window_enable_modifiers(VirtViewerWindow *self);
static void virt_viewer_window_disable_modifiers(VirtViewerWindow *self);
static void virt_viewer_window_queue_resize(VirtViewerWindow *self);
static void virt_viewer_window_toolbar_setup(VirtViewerWindow *self);
static GtkMenu* virt_viewer_window_get_keycombo_menu(VirtViewerWindow *self);
static void virt_viewer_window_get_minimal_dimensions(VirtViewerWindow *self, guint *width, guint *height);
static gint virt_viewer_window_get_minimal_zoom_level(VirtViewerWindow *self);
G_DEFINE_TYPE (VirtViewerWindow, virt_viewer_window, G_TYPE_OBJECT)
#define GET_PRIVATE(o) \
(G_TYPE_INSTANCE_GET_PRIVATE ((o), VIRT_VIEWER_TYPE_WINDOW, VirtViewerWindowPrivate))
enum {
PROP_0,
PROP_WINDOW,
PROP_DISPLAY,
PROP_SUBTITLE,
PROP_APP,
};
struct _VirtViewerWindowPrivate {
VirtViewerApp *app;
GtkBuilder *builder;
GtkWidget *window;
GtkWidget *toolbar;
GtkWidget *toolbar_usb_device_selection;
GtkWidget *toolbar_send_key;
GtkAccelGroup *accel_group;
VirtViewerNotebook *notebook;
VirtViewerDisplay *display;
VirtViewerTimedRevealer *revealer;
gboolean accel_enabled;
GValue accel_setting;
GSList *accel_list;
gboolean enable_mnemonics_save;
gboolean grabbed;
gint fullscreen_monitor;
gboolean desktop_resize_pending;
gboolean kiosk;
gint zoomlevel;
gboolean fullscreen;
gchar *subtitle;
gboolean initial_zoom_set;
};
static void
virt_viewer_window_get_property (GObject *object, guint property_id,
GValue *value, GParamSpec *pspec)
{
VirtViewerWindow *self = VIRT_VIEWER_WINDOW(object);
VirtViewerWindowPrivate *priv = self->priv;
switch (property_id) {
case PROP_SUBTITLE:
g_value_set_string(value, priv->subtitle);
break;
case PROP_WINDOW:
g_value_set_object(value, priv->window);
break;
case PROP_DISPLAY:
g_value_set_object(value, virt_viewer_window_get_display(self));
break;
case PROP_APP:
g_value_set_object(value, priv->app);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
}
static void
virt_viewer_window_set_property (GObject *object, guint property_id,
const GValue *value, GParamSpec *pspec)
{
VirtViewerWindowPrivate *priv = VIRT_VIEWER_WINDOW(object)->priv;
switch (property_id) {
case PROP_SUBTITLE:
g_free(priv->subtitle);
priv->subtitle = g_value_dup_string(value);
virt_viewer_window_update_title(VIRT_VIEWER_WINDOW(object));
break;
case PROP_APP:
g_return_if_fail(priv->app == NULL);
priv->app = g_value_get_object(value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
}
static void
virt_viewer_window_dispose (GObject *object)
{
VirtViewerWindowPrivate *priv = VIRT_VIEWER_WINDOW(object)->priv;
GSList *it;
if (priv->display) {
g_object_unref(priv->display);
priv->display = NULL;
}
g_debug("Disposing window %p\n", object);
if (priv->window) {
gtk_widget_destroy(priv->window);
priv->window = NULL;
}
if (priv->builder) {
g_object_unref(priv->builder);
priv->builder = NULL;
}
priv->revealer = NULL;
for (it = priv->accel_list ; it != NULL ; it = it->next) {
g_object_unref(G_OBJECT(it->data));
}
g_slist_free(priv->accel_list);
priv->accel_list = NULL;
g_free(priv->subtitle);
priv->subtitle = NULL;
g_value_unset(&priv->accel_setting);
priv->toolbar = NULL;
G_OBJECT_CLASS (virt_viewer_window_parent_class)->dispose (object);
}
static void
rebuild_combo_menu(GObject *gobject G_GNUC_UNUSED,
GParamSpec *pspec G_GNUC_UNUSED,
gpointer user_data)
{
VirtViewerWindow *self = user_data;
GtkWidget *menu;
menu = GTK_WIDGET(gtk_builder_get_object(self->priv->builder, "menu-send"));
gtk_menu_item_set_submenu(GTK_MENU_ITEM(menu),
GTK_WIDGET(virt_viewer_window_get_keycombo_menu(self)));
gtk_widget_set_sensitive(menu, (self->priv->display != NULL));
}
static void
virt_viewer_window_constructed(GObject *object)
{
VirtViewerWindowPrivate *priv = VIRT_VIEWER_WINDOW(object)->priv;
if (G_OBJECT_CLASS(virt_viewer_window_parent_class)->constructed)
G_OBJECT_CLASS(virt_viewer_window_parent_class)->constructed(object);
g_signal_connect(priv->app, "notify::enable-accel",
G_CALLBACK(rebuild_combo_menu), object);
rebuild_combo_menu(NULL, NULL, object);
}
static void
virt_viewer_window_class_init (VirtViewerWindowClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
g_type_class_add_private (klass, sizeof (VirtViewerWindowPrivate));
object_class->get_property = virt_viewer_window_get_property;
object_class->set_property = virt_viewer_window_set_property;
object_class->dispose = virt_viewer_window_dispose;
object_class->constructed = virt_viewer_window_constructed;
g_object_class_install_property(object_class,
PROP_SUBTITLE,
g_param_spec_string("subtitle",
"Subtitle",
"Window subtitle",
"",
G_PARAM_READABLE |
G_PARAM_WRITABLE |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property(object_class,
PROP_WINDOW,
g_param_spec_object("window",
"Window",
"GtkWindow",
GTK_TYPE_WIDGET,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property(object_class,
PROP_DISPLAY,
g_param_spec_object("display",
"Display",
"VirtDisplay",
VIRT_VIEWER_TYPE_DISPLAY,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property(object_class,
PROP_APP,
g_param_spec_object("app",
"App",
"VirtViewerApp",
VIRT_VIEWER_TYPE_APP,
G_PARAM_READABLE |
G_PARAM_WRITABLE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS));
}
static gboolean
can_activate_cb (GtkWidget *widget G_GNUC_UNUSED,
guint signal_id G_GNUC_UNUSED,
VirtViewerWindow *self G_GNUC_UNUSED)
{
return TRUE;
}
static void
virt_viewer_window_init (VirtViewerWindow *self)
{
VirtViewerWindowPrivate *priv;
GtkWidget *vbox;
GSList *accels;
self->priv = GET_PRIVATE(self);
priv = self->priv;
priv->fullscreen_monitor = -1;
g_value_init(&priv->accel_setting, G_TYPE_STRING);
priv->notebook = virt_viewer_notebook_new();
gtk_widget_show(GTK_WIDGET(priv->notebook));
priv->builder = virt_viewer_util_load_ui("virt-viewer.ui");
gtk_widget_set_sensitive(GTK_WIDGET(gtk_builder_get_object(self->priv->builder, "menu-send")), FALSE);
gtk_widget_set_sensitive(GTK_WIDGET(gtk_builder_get_object(self->priv->builder, "menu-view-zoom")), FALSE);
gtk_widget_set_sensitive(GTK_WIDGET(gtk_builder_get_object(self->priv->builder, "menu-file-screenshot")), FALSE);
gtk_widget_set_sensitive(GTK_WIDGET(gtk_builder_get_object(self->priv->builder, "menu-preferences")), FALSE);
gtk_builder_connect_signals(priv->builder, self);
priv->accel_group = GTK_ACCEL_GROUP(gtk_builder_get_object(priv->builder, "accelgroup"));
/* make sure they can be activated even if the menu item is not visible */
g_signal_connect(gtk_builder_get_object(priv->builder, "menu-view-fullscreen"),
"can-activate-accel", G_CALLBACK(can_activate_cb), self);
g_signal_connect(gtk_builder_get_object(priv->builder, "menu-file-smartcard-insert"),
"can-activate-accel", G_CALLBACK(can_activate_cb), self);
g_signal_connect(gtk_builder_get_object(priv->builder, "menu-file-smartcard-remove"),
"can-activate-accel", G_CALLBACK(can_activate_cb), self);
g_signal_connect(gtk_builder_get_object(priv->builder, "menu-view-release-cursor"),
"can-activate-accel", G_CALLBACK(can_activate_cb), self);
g_signal_connect(gtk_builder_get_object(priv->builder, "menu-view-zoom-reset"),
"can-activate-accel", G_CALLBACK(can_activate_cb), self);
g_signal_connect(gtk_builder_get_object(priv->builder, "menu-view-zoom-in"),
"can-activate-accel", G_CALLBACK(can_activate_cb), self);
g_signal_connect(gtk_builder_get_object(priv->builder, "menu-view-zoom-out"),
"can-activate-accel", G_CALLBACK(can_activate_cb), self);
vbox = GTK_WIDGET(gtk_builder_get_object(priv->builder, "viewer-box"));
virt_viewer_window_toolbar_setup(self);
gtk_box_pack_end(GTK_BOX(vbox), GTK_WIDGET(priv->notebook), TRUE, TRUE, 0);
priv->window = GTK_WIDGET(gtk_builder_get_object(priv->builder, "viewer"));
gtk_window_add_accel_group(GTK_WINDOW(priv->window), priv->accel_group);
virt_viewer_window_update_title(self);
gtk_window_set_resizable(GTK_WINDOW(priv->window), TRUE);
gtk_window_set_has_resize_grip(GTK_WINDOW(priv->window), FALSE);
priv->accel_enabled = TRUE;
accels = gtk_accel_groups_from_object(G_OBJECT(priv->window));
for ( ; accels ; accels = accels->next) {
priv->accel_list = g_slist_append(priv->accel_list, accels->data);
g_object_ref(G_OBJECT(accels->data));
}
priv->zoomlevel = NORMAL_ZOOM_LEVEL;
}
static void
virt_viewer_window_desktop_resize(VirtViewerDisplay *display G_GNUC_UNUSED,
VirtViewerWindow *self)
{
if (!gtk_widget_get_visible(self->priv->window)) {
self->priv->desktop_resize_pending = TRUE;
return;
}
virt_viewer_window_queue_resize(self);
}
static gint
virt_viewer_window_get_real_zoom_level(VirtViewerWindow *self)
{
GtkAllocation allocation;
guint width, height;
g_return_val_if_fail(self->priv->display != NULL, NORMAL_ZOOM_LEVEL);
gtk_widget_get_allocation(GTK_WIDGET(self->priv->display), &allocation);
virt_viewer_display_get_desktop_size(self->priv->display, &width, &height);
return round((double) NORMAL_ZOOM_LEVEL * allocation.width / width);
}
G_MODULE_EXPORT void
virt_viewer_window_menu_view_zoom_out(GtkWidget *menu G_GNUC_UNUSED,
VirtViewerWindow *self)
{
virt_viewer_window_set_zoom_level(self,
virt_viewer_window_get_real_zoom_level(self) - ZOOM_STEP);
}
G_MODULE_EXPORT void
virt_viewer_window_menu_view_zoom_in(GtkWidget *menu G_GNUC_UNUSED,
VirtViewerWindow *self)
{
virt_viewer_window_set_zoom_level(self,
virt_viewer_window_get_real_zoom_level(self) + ZOOM_STEP);
}
G_MODULE_EXPORT void
virt_viewer_window_menu_view_zoom_reset(GtkWidget *menu G_GNUC_UNUSED,
VirtViewerWindow *self)
{
virt_viewer_window_set_zoom_level(self, NORMAL_ZOOM_LEVEL);
}
/* Kick GtkWindow to tell it to adjust to our new widget sizes */
static void
virt_viewer_window_queue_resize(VirtViewerWindow *self)
{
VirtViewerWindowPrivate *priv = self->priv;
GtkRequisition nat;
GtkWidget *child;
guint border;
border = gtk_container_get_border_width(GTK_CONTAINER(priv->window));
child = gtk_bin_get_child(GTK_BIN(priv->window));
gtk_window_set_default_size(GTK_WINDOW(priv->window), -1, -1);
gtk_widget_get_preferred_size(child, NULL, &nat);
gtk_window_resize(GTK_WINDOW(priv->window), nat.width + border, nat.height + border);
}
static void
virt_viewer_window_move_to_monitor(VirtViewerWindow *self)
{
VirtViewerWindowPrivate *priv = self->priv;
GdkRectangle mon;
gint n = priv->fullscreen_monitor;
if (n == -1)
return;
gdk_screen_get_monitor_geometry(gdk_screen_get_default(), n, &mon);
gtk_window_move(GTK_WINDOW(priv->window), mon.x, mon.y);
gtk_widget_set_size_request(priv->window,
mon.width,
mon.height);
}
static gboolean
mapped(GtkWidget *widget, GdkEvent *event G_GNUC_UNUSED,
VirtViewerWindow *self)
{
g_signal_handlers_disconnect_by_func(widget, mapped, self);
self->priv->fullscreen = FALSE;
virt_viewer_window_enter_fullscreen(self, self->priv->fullscreen_monitor);
return FALSE;
}
static void
virt_viewer_window_menu_fullscreen_set_active(VirtViewerWindow *self, gboolean active)
{
GtkCheckMenuItem *check = GTK_CHECK_MENU_ITEM(gtk_builder_get_object(self->priv->builder, "menu-view-fullscreen"));
g_signal_handlers_block_by_func(check, virt_viewer_window_menu_view_fullscreen, self);
gtk_check_menu_item_set_active(check, active);
g_signal_handlers_unblock_by_func(check, virt_viewer_window_menu_view_fullscreen, self);
}
void
virt_viewer_window_leave_fullscreen(VirtViewerWindow *self)
{
VirtViewerWindowPrivate *priv = self->priv;
GtkWidget *menu = GTK_WIDGET(gtk_builder_get_object(priv->builder, "top-menu"));
/* if we enter and leave fullscreen mode before being shown, make sure to
* disconnect the mapped signal handler */
g_signal_handlers_disconnect_by_func(priv->window, mapped, self);
if (!priv->fullscreen)
return;
virt_viewer_window_menu_fullscreen_set_active(self, FALSE);
priv->fullscreen = FALSE;
priv->fullscreen_monitor = -1;
if (priv->display) {
virt_viewer_display_set_monitor(priv->display, -1);
virt_viewer_display_set_fullscreen(priv->display, FALSE);
}
virt_viewer_timed_revealer_force_reveal(priv->revealer, FALSE);
gtk_widget_show(menu);
gtk_widget_hide(priv->toolbar);
gtk_widget_set_size_request(priv->window, -1, -1);
gtk_window_unfullscreen(GTK_WINDOW(priv->window));
}
void
virt_viewer_window_enter_fullscreen(VirtViewerWindow *self, gint monitor)
{
VirtViewerWindowPrivate *priv = self->priv;
GtkWidget *menu = GTK_WIDGET(gtk_builder_get_object(priv->builder, "top-menu"));
if (priv->fullscreen && priv->fullscreen_monitor != monitor)
virt_viewer_window_leave_fullscreen(self);
if (priv->fullscreen)
return;
priv->fullscreen_monitor = monitor;
priv->fullscreen = TRUE;
if (!gtk_widget_get_mapped(priv->window)) {
/*
* To avoid some races with metacity, the window should be placed
* as early as possible, before it is (re)allocated & mapped
* Position & size should not be queried yet. (rhbz#809546).
*/
virt_viewer_window_move_to_monitor(self);
g_signal_connect(priv->window, "map-event", G_CALLBACK(mapped), self);
return;
}
virt_viewer_window_menu_fullscreen_set_active(self, TRUE);
gtk_widget_hide(menu);
if (!priv->kiosk) {
gtk_widget_show(priv->toolbar);
virt_viewer_timed_revealer_force_reveal(priv->revealer, TRUE);
}
if (priv->display) {
virt_viewer_display_set_monitor(priv->display, monitor);
virt_viewer_display_set_fullscreen(priv->display, TRUE);
}
virt_viewer_window_move_to_monitor(self);
gtk_window_fullscreen(GTK_WINDOW(priv->window));
}
#define MAX_KEY_COMBO 4
struct keyComboDef {
guint keys[MAX_KEY_COMBO];
const char *label;
const gchar* accel_path;
};
static const struct keyComboDef keyCombos[] = {
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_Delete, GDK_KEY_VoidSymbol }, N_("Ctrl+Alt+_Del"), "<virt-viewer>/send/secure-attention"},
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_BackSpace, GDK_KEY_VoidSymbol }, N_("Ctrl+Alt+_Backspace"), NULL},
{ { GDK_KEY_VoidSymbol }, "" , NULL},
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F1, GDK_KEY_VoidSymbol }, N_("Ctrl+Alt+F_1"), NULL},
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F2, GDK_KEY_VoidSymbol }, N_("Ctrl+Alt+F_2"), NULL},
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F3, GDK_KEY_VoidSymbol }, N_("Ctrl+Alt+F_3"), NULL},
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F4, GDK_KEY_VoidSymbol }, N_("Ctrl+Alt+F_4"), NULL},
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F5, GDK_KEY_VoidSymbol }, N_("Ctrl+Alt+F_5"), NULL},
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F6, GDK_KEY_VoidSymbol }, N_("Ctrl+Alt+F_6"), NULL},
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F7, GDK_KEY_VoidSymbol }, N_("Ctrl+Alt+F_7"), NULL},
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F8, GDK_KEY_VoidSymbol }, N_("Ctrl+Alt+F_8"), NULL},
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F9, GDK_KEY_VoidSymbol }, N_("Ctrl+Alt+F_9"), NULL},
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F10, GDK_KEY_VoidSymbol }, N_("Ctrl+Alt+F1_0"), NULL},
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F11, GDK_KEY_VoidSymbol }, N_("Ctrl+Alt+F11"), NULL},
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F12, GDK_KEY_VoidSymbol }, N_("Ctrl+Alt+F12"), NULL},
{ { GDK_KEY_VoidSymbol }, "" , NULL},
{ { GDK_KEY_Print, GDK_KEY_VoidSymbol }, "_PrintScreen", NULL},
};
static guint
get_nkeys(const guint *keys)
{
guint i;
for (i = 0; keys[i] != GDK_KEY_VoidSymbol; )
i++;
return i;
}
G_MODULE_EXPORT void
virt_viewer_window_menu_send(GtkWidget *menu,
VirtViewerWindow *self)
{
VirtViewerWindowPrivate *priv = self->priv;
g_return_if_fail(priv->display != NULL);
guint *keys = g_object_get_data(G_OBJECT(menu), "vv-keys");
g_return_if_fail(keys != NULL);
virt_viewer_display_send_keys(VIRT_VIEWER_DISPLAY(priv->display),
keys, get_nkeys(keys));
}
static void
virt_viewer_menu_add_combo(VirtViewerWindow *self, GtkMenu *menu,
const guint *keys, const gchar *label, const gchar* accel_path)
{
GtkWidget *item;
if (keys == NULL || keys[0] == GDK_KEY_VoidSymbol) {
item = gtk_separator_menu_item_new();
} else {
item = gtk_menu_item_new_with_mnemonic(label);
if (accel_path) {
gtk_menu_item_set_accel_path(GTK_MENU_ITEM(item), accel_path);
/* make accel work in fullscreen */
g_signal_connect(item, "can-activate-accel", G_CALLBACK(can_activate_cb), self);
}
guint *ckeys = g_memdup(keys, (get_nkeys(keys) + 1) * sizeof(guint));
g_object_set_data_full(G_OBJECT(item), "vv-keys", ckeys, g_free);
g_signal_connect(item, "activate", G_CALLBACK(virt_viewer_window_menu_send), self);
}
gtk_container_add(GTK_CONTAINER(menu), item);
}
static guint*
accel_key_to_keys(const GtkAccelKey *key)
{
guint i;
guint *val, *keys;
const struct {
const guint mask;
const guint key;
} modifiers[] = {
{GDK_SHIFT_MASK, GDK_KEY_Shift_L},
{GDK_CONTROL_MASK, GDK_KEY_Control_L},
{GDK_MOD1_MASK, GDK_KEY_Alt_L},
};
g_warn_if_fail((key->accel_mods &
~(GDK_SHIFT_MASK | GDK_CONTROL_MASK | GDK_MOD1_MASK)) == 0);
keys = val = g_new(guint, 5); /* up to 3 modifiers, key and the stop symbol */
/* first, send the modifiers */
for (i = 0; i < G_N_ELEMENTS(modifiers); i++) {
if (key->accel_mods & modifiers[i].mask)
*val++ = modifiers[i].key;
}
/* only after, the non-modifier key (ctrl-t, not t-ctrl) */
*val++ = key->accel_key;
/* stop symbol */
*val = GDK_KEY_VoidSymbol;
return keys;
}
struct accelCbData
{
VirtViewerWindow *self;
GtkMenu *menu;
};
static void
accel_map_item_cb(gpointer data,
const gchar *accel_path,
guint accel_key,
GdkModifierType accel_mods,
gboolean changed G_GNUC_UNUSED)
{
struct accelCbData *d = data;
GtkAccelKey key = {
.accel_key = accel_key,
.accel_mods = accel_mods
};
if (!g_str_has_prefix(accel_path, "<virt-viewer>"))
return;
if (accel_key == GDK_KEY_VoidSymbol || accel_key == 0)
return;
guint *keys = accel_key_to_keys(&key);
gchar *label = gtk_accelerator_get_label(accel_key, accel_mods);
virt_viewer_menu_add_combo(d->self, d->menu, keys, label, NULL);
g_free(label);
g_free(keys);
}
static GtkMenu*
virt_viewer_window_get_keycombo_menu(VirtViewerWindow *self)
{
gint i;
VirtViewerWindowPrivate *priv = self->priv;
GtkMenu *menu = GTK_MENU(gtk_menu_new());
gtk_menu_set_accel_group(menu, priv->accel_group);
for (i = 0 ; i < G_N_ELEMENTS(keyCombos); i++) {
virt_viewer_menu_add_combo(self, menu, keyCombos[i].keys, keyCombos[i].label, keyCombos[i].accel_path);
}
if (virt_viewer_app_get_enable_accel(priv->app)) {
struct accelCbData d = {
.self = self,
.menu = menu
};
gtk_accel_map_foreach(&d, accel_map_item_cb);
}
gtk_widget_show_all(GTK_WIDGET(menu));
return menu;
}
static void
action_zoom_in(G_GNUC_UNUSED GSimpleAction *action,
G_GNUC_UNUSED GVariant *state,
gpointer user_data)
{
virt_viewer_window_menu_view_zoom_in(NULL, VIRT_VIEWER_WINDOW(user_data));
}
static void
action_zoom_out(G_GNUC_UNUSED GSimpleAction *action,
G_GNUC_UNUSED GVariant *state,
gpointer user_data)
{
virt_viewer_window_menu_view_zoom_out(NULL, VIRT_VIEWER_WINDOW(user_data));
}
static void
action_zoom_reset(G_GNUC_UNUSED GSimpleAction *action,
G_GNUC_UNUSED GVariant *state,
gpointer user_data)
{
virt_viewer_window_menu_view_zoom_reset(NULL, VIRT_VIEWER_WINDOW(user_data));
}
/* Keep keypad_action_entries and keypad_action_accels in sync */
static const GActionEntry keypad_action_entries[] = {
{ .name = "zoom-in", .activate = action_zoom_in },
{ .name = "zoom-out", .activate = action_zoom_out },
{ .name = "zoom-reset", .activate = action_zoom_reset },
};
static const gchar *const keypad_action_accels[][2] = {
/* numpad keys are not handled automatically by gtk, see bgo#699823 */
{"<control>KP_Add", NULL},
{"<control>KP_Subtract", NULL},
{"<control>KP_0", NULL},
};
G_STATIC_ASSERT(G_N_ELEMENTS(keypad_action_entries) == G_N_ELEMENTS(keypad_action_accels));
void
virt_viewer_window_disable_modifiers(VirtViewerWindow *self)
{
GtkSettings *settings = gtk_settings_get_default();
VirtViewerWindowPrivate *priv = self->priv;
GValue empty;
GSList *accels;
guint i;
if (!priv->accel_enabled)
return;
/* This stops F10 activating menu bar */
memset(&empty, 0, sizeof empty);
g_value_init(&empty, G_TYPE_STRING);
g_object_get_property(G_OBJECT(settings), "gtk-menu-bar-accel", &priv->accel_setting);
g_object_set_property(G_OBJECT(settings), "gtk-menu-bar-accel", &empty);
/* This stops global accelerators like Ctrl+Q == Quit */
for (accels = priv->accel_list ; accels ; accels = accels->next) {
if (virt_viewer_app_get_enable_accel(priv->app) &&
priv->accel_group == accels->data)
continue;
gtk_window_remove_accel_group(GTK_WINDOW(priv->window), accels->data);
}
/* This stops menu bar shortcuts like Alt+F == File */
g_object_get(settings,
"gtk-enable-mnemonics", &priv->enable_mnemonics_save,
NULL);
g_object_set(settings,
"gtk-enable-mnemonics", FALSE,
NULL);
for (i = 0; i < G_N_ELEMENTS(keypad_action_entries); i++) {
g_action_map_remove_action(G_ACTION_MAP(priv->window), keypad_action_entries[i].name);
}
priv->accel_enabled = FALSE;
}
void
virt_viewer_window_enable_modifiers(VirtViewerWindow *self)
{
GtkSettings *settings = gtk_settings_get_default();
VirtViewerWindowPrivate *priv = self->priv;
GSList *accels;
guint i;
if (priv->accel_enabled)
return;
/* This allows F10 activating menu bar */
g_object_set_property(G_OBJECT(settings), "gtk-menu-bar-accel", &priv->accel_setting);
/* This allows global accelerators like Ctrl+Q == Quit */
for (accels = priv->accel_list ; accels ; accels = accels->next) {
if (virt_viewer_app_get_enable_accel(priv->app) &&
priv->accel_group == accels->data)
continue;
gtk_window_add_accel_group(GTK_WINDOW(priv->window), accels->data);
}
/* This allows menu bar shortcuts like Alt+F == File */
g_object_set(settings,
"gtk-enable-mnemonics", priv->enable_mnemonics_save,
NULL);
g_action_map_add_action_entries(G_ACTION_MAP(priv->window),
keypad_action_entries, G_N_ELEMENTS(keypad_action_entries),
self);
for (i = 0; i < G_N_ELEMENTS(keypad_action_entries); i++) {
gchar *detailed_name = g_strdup_printf("win.%s", keypad_action_entries[i].name);
gtk_application_set_accels_for_action(GTK_APPLICATION(priv->app),
detailed_name,
keypad_action_accels[i]);
g_free(detailed_name);
}
priv->accel_enabled = TRUE;
}
G_MODULE_EXPORT gboolean
virt_viewer_window_delete(GtkWidget *src G_GNUC_UNUSED,
void *dummy G_GNUC_UNUSED,
VirtViewerWindow *self)
{
g_debug("Window closed");
virt_viewer_app_maybe_quit(self->priv->app, self);
return TRUE;
}
G_MODULE_EXPORT void
virt_viewer_window_menu_file_quit(GtkWidget *src G_GNUC_UNUSED,
VirtViewerWindow *self)
{
virt_viewer_app_maybe_quit(self->priv->app, self);
}
static void
virt_viewer_window_set_fullscreen(VirtViewerWindow *self,
gboolean fullscreen)
{
if (fullscreen) {
virt_viewer_window_enter_fullscreen(self, -1);
} else {
/* leave all windows fullscreen state */
if (virt_viewer_app_get_fullscreen(self->priv->app))
g_object_set(self->priv->app, "fullscreen", FALSE, NULL);
/* or just this window */
else
virt_viewer_window_leave_fullscreen(self);
}
}
static void
virt_viewer_window_toolbar_leave_fullscreen(GtkWidget *button G_GNUC_UNUSED,
VirtViewerWindow *self)
{
virt_viewer_window_set_fullscreen(self, FALSE);
}
static void keycombo_menu_location(GtkMenu *menu G_GNUC_UNUSED, gint *x, gint *y,
gboolean *push_in, gpointer user_data)
{
VirtViewerWindow *self = user_data;
GtkAllocation allocation;
GtkWidget *toplevel = gtk_widget_get_toplevel(self->priv->toolbar_send_key);
*push_in = TRUE;
gdk_window_get_origin(gtk_widget_get_window(toplevel), x, y);
gtk_widget_translate_coordinates(self->priv->toolbar_send_key, toplevel,
*x, *y, x, y);
gtk_widget_get_allocation(self->priv->toolbar_send_key, &allocation);
*y += allocation.height;
}
static void
virt_viewer_window_toolbar_send_key(GtkWidget *button G_GNUC_UNUSED,
VirtViewerWindow *self)
{
GtkMenu *menu = virt_viewer_window_get_keycombo_menu(self);
gtk_menu_attach_to_widget(menu, self->priv->window, NULL);
g_object_ref_sink(menu);
gtk_menu_popup(menu, NULL, NULL, keycombo_menu_location, self,
0, gtk_get_current_event_time());
g_object_unref(menu);
}
G_MODULE_EXPORT void
virt_viewer_window_menu_view_fullscreen(GtkWidget *menu,
VirtViewerWindow *self)
{
gboolean fullscreen = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(menu));
virt_viewer_window_set_fullscreen(self, fullscreen);
}
static void add_if_writable (GdkPixbufFormat *data, GHashTable *formats)
{
if (gdk_pixbuf_format_is_writable(data)) {
gchar **extensions;
gchar **it;
extensions = gdk_pixbuf_format_get_extensions(data);
for (it = extensions; *it != NULL; it++) {
g_hash_table_insert(formats, g_strdup(*it), data);
}
g_strfreev(extensions);
}
}
static GHashTable *init_image_formats(void)
{
GHashTable *format_map;
GSList *formats = gdk_pixbuf_get_formats();
format_map = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, NULL);
g_slist_foreach(formats, (GFunc)add_if_writable, format_map);
g_slist_free (formats);
return format_map;
}
static GdkPixbufFormat *get_image_format(const char *filename)
{
static GOnce image_formats_once = G_ONCE_INIT;
const char *ext;
g_once(&image_formats_once, (GThreadFunc)init_image_formats, NULL);
ext = strrchr(filename, '.');
if (ext == NULL)
return NULL;
ext++; /* skip '.' */
return g_hash_table_lookup(image_formats_once.retval, ext);
}
static gboolean
virt_viewer_window_save_screenshot(VirtViewerWindow *self,
const char *file,
GError **error)
{
VirtViewerWindowPrivate *priv = self->priv;
GdkPixbuf *pix = virt_viewer_display_get_pixbuf(VIRT_VIEWER_DISPLAY(priv->display));
GdkPixbufFormat *format = get_image_format(file);
gboolean result;
if (format == NULL) {
g_set_error(error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
_("Unable to determine image format for file '%s'"), file);
result = FALSE;
} else {
char *type = gdk_pixbuf_format_get_name(format);
g_debug("saving to %s", type);
result = gdk_pixbuf_save(pix, file, type, error, NULL);
g_free(type);
}
g_object_unref(pix);
return result;
}
G_MODULE_EXPORT void
virt_viewer_window_menu_file_screenshot(GtkWidget *menu G_GNUC_UNUSED,
VirtViewerWindow *self)
{
GtkWidget *dialog;
VirtViewerWindowPrivate *priv = self->priv;
const char *image_dir;
g_return_if_fail(priv->display != NULL);
dialog = gtk_file_chooser_dialog_new("Save screenshot",
NULL,
GTK_FILE_CHOOSER_ACTION_SAVE,
_("_Cancel"), GTK_RESPONSE_CANCEL,
_("_Save"), GTK_RESPONSE_ACCEPT,
NULL);
gtk_file_chooser_set_do_overwrite_confirmation(GTK_FILE_CHOOSER (dialog), TRUE);
gtk_window_set_transient_for(GTK_WINDOW(dialog),
GTK_WINDOW(self->priv->window));
image_dir = g_get_user_special_dir(G_USER_DIRECTORY_PICTURES);
if (image_dir != NULL)
gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER (dialog), image_dir);
gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER (dialog), _("Screenshot.png"));
if (gtk_dialog_run(GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT) {
char *filename;
GError *error = NULL;
filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER (dialog));
if (!virt_viewer_window_save_screenshot(self, filename, &error)) {
virt_viewer_app_simple_message_dialog(self->priv->app,
error->message);
g_error_free(error);
}
g_free(filename);
}
gtk_widget_destroy(dialog);
}
G_MODULE_EXPORT void
virt_viewer_window_menu_file_usb_device_selection(GtkWidget *menu G_GNUC_UNUSED,
VirtViewerWindow *self)
{
virt_viewer_session_usb_device_selection(virt_viewer_app_get_session(self->priv->app),
GTK_WINDOW(self->priv->window));
}
G_MODULE_EXPORT void
virt_viewer_window_menu_file_smartcard_insert(GtkWidget *menu G_GNUC_UNUSED,
VirtViewerWindow *self)
{
virt_viewer_session_smartcard_insert(virt_viewer_app_get_session(self->priv->app));
}
G_MODULE_EXPORT void
virt_viewer_window_menu_file_smartcard_remove(GtkWidget *menu G_GNUC_UNUSED,
VirtViewerWindow *self)
{
virt_viewer_session_smartcard_remove(virt_viewer_app_get_session(self->priv->app));
}
G_MODULE_EXPORT void
virt_viewer_window_menu_preferences_cb(GtkWidget *menu G_GNUC_UNUSED,
VirtViewerWindow *self)
{
virt_viewer_app_show_preferences(self->priv->app, self->priv->window);
}
G_MODULE_EXPORT void
virt_viewer_window_menu_view_release_cursor(GtkWidget *menu G_GNUC_UNUSED,
VirtViewerWindow *self)
{
g_return_if_fail(self->priv->display != NULL);
virt_viewer_display_release_cursor(VIRT_VIEWER_DISPLAY(self->priv->display));
}
G_MODULE_EXPORT void
virt_viewer_window_menu_help_guest_details(GtkWidget *menu G_GNUC_UNUSED,
VirtViewerWindow *self)
{
GtkBuilder *ui = virt_viewer_util_load_ui("virt-viewer-guest-details.ui");
char *name = NULL;
char *uuid = NULL;
g_return_if_fail(ui != NULL);
GtkWidget *dialog = GTK_WIDGET(gtk_builder_get_object(ui, "guestdetailsdialog"));
GtkWidget *namelabel = GTK_WIDGET(gtk_builder_get_object(ui, "namevaluelabel"));
GtkWidget *guidlabel = GTK_WIDGET(gtk_builder_get_object(ui, "guidvaluelabel"));
g_return_if_fail(dialog && namelabel && guidlabel);
g_object_get(self->priv->app, "guest-name", &name, "uuid", &uuid, NULL);
if (!name || *name == '\0')
name = g_strdup(_("Unknown"));
if (!uuid || *uuid == '\0')
uuid = g_strdup(_("Unknown"));
gtk_label_set_text(GTK_LABEL(namelabel), name);
gtk_label_set_text(GTK_LABEL(guidlabel), uuid);
g_free(name);
g_free(uuid);
gtk_window_set_transient_for(GTK_WINDOW(dialog),
GTK_WINDOW(self->priv->window));
gtk_builder_connect_signals(ui, self);
gtk_widget_show_all(dialog);
g_object_unref(G_OBJECT(ui));
}
G_MODULE_EXPORT void
virt_viewer_window_guest_details_response(GtkDialog *dialog,
gint response_id,
gpointer user_data G_GNUC_UNUSED)
{
if (response_id == GTK_RESPONSE_CLOSE)
gtk_widget_hide(GTK_WIDGET(dialog));
}
G_MODULE_EXPORT void
virt_viewer_window_menu_help_about(GtkWidget *menu G_GNUC_UNUSED,
VirtViewerWindow *self)
{
GtkBuilder *about;
GtkWidget *dialog;
GdkPixbuf *icon;
about = virt_viewer_util_load_ui("virt-viewer-about.ui");
dialog = GTK_WIDGET(gtk_builder_get_object(about, "about"));
gtk_about_dialog_set_version(GTK_ABOUT_DIALOG(dialog), VERSION BUILDID);
icon = gdk_pixbuf_new_from_resource(VIRT_VIEWER_RESOURCE_PREFIX"/icons/48x48/virt-viewer.png", NULL);
if (icon != NULL) {
gtk_about_dialog_set_logo(GTK_ABOUT_DIALOG(dialog), icon);
g_object_unref(icon);
} else {
gtk_about_dialog_set_logo_icon_name(GTK_ABOUT_DIALOG(dialog), "virt-viewer");
}
gtk_window_set_transient_for(GTK_WINDOW(dialog),
GTK_WINDOW(self->priv->window));
gtk_builder_connect_signals(about, self);
gtk_widget_show_all(dialog);
g_object_unref(G_OBJECT(about));
}
#if HAVE_OVIRT
static void
iso_dialog_response(GtkDialog *dialog,
gint response_id,
gpointer user_data G_GNUC_UNUSED)
{
if (response_id == GTK_RESPONSE_NONE)
return;
gtk_widget_destroy(GTK_WIDGET(dialog));
}
#endif
void
virt_viewer_window_menu_change_cd_activate(GtkWidget *menu G_GNUC_UNUSED,
VirtViewerWindow *self G_GNUC_UNUSED)
{
#if HAVE_OVIRT
VirtViewerWindowPrivate *priv = self->priv;
GtkWidget *dialog;
GObject *foreign_menu;
g_object_get(G_OBJECT(priv->app), "ovirt-foreign-menu", &foreign_menu, NULL);
dialog = remote_viewer_iso_list_dialog_new(GTK_WINDOW(priv->window), foreign_menu);
g_object_unref(foreign_menu);
if (!dialog)
dialog = gtk_message_dialog_new(GTK_WINDOW(priv->window),
GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_ERROR,
GTK_BUTTONS_CLOSE,
_("Unable to connnect to oVirt"));
g_signal_connect(dialog, "response", G_CALLBACK(iso_dialog_response), NULL);
gtk_widget_show_all(dialog);
gtk_dialog_run(GTK_DIALOG(dialog));
#endif
}
static void
virt_viewer_window_toolbar_setup(VirtViewerWindow *self)
{
GtkWidget *button;
GtkWidget *overlay;
VirtViewerWindowPrivate *priv = self->priv;
priv->toolbar = gtk_toolbar_new();
gtk_toolbar_set_show_arrow(GTK_TOOLBAR(priv->toolbar), FALSE);
gtk_widget_set_no_show_all(priv->toolbar, TRUE);
gtk_toolbar_set_style(GTK_TOOLBAR(priv->toolbar), GTK_TOOLBAR_BOTH_HORIZ);
/* Close connection */
button = GTK_WIDGET(gtk_tool_button_new(NULL, NULL));
gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(button), "window-close");
gtk_tool_item_set_tooltip_text(GTK_TOOL_ITEM(button), _("Disconnect"));
gtk_widget_show(button);
gtk_toolbar_insert(GTK_TOOLBAR(priv->toolbar), GTK_TOOL_ITEM (button), 0);
g_signal_connect(button, "clicked", G_CALLBACK(virt_viewer_window_menu_file_quit), self);
/* USB Device selection */
button = gtk_image_new_from_resource(VIRT_VIEWER_RESOURCE_PREFIX"/icons/24x24/virt-viewer-usb.png");
button = GTK_WIDGET(gtk_tool_button_new(button, NULL));
gtk_tool_button_set_label(GTK_TOOL_BUTTON(button), _("USB device selection"));
gtk_tool_item_set_tooltip_text(GTK_TOOL_ITEM(button), _("USB device selection"));
gtk_toolbar_insert(GTK_TOOLBAR(priv->toolbar), GTK_TOOL_ITEM(button), 0);
g_signal_connect(button, "clicked", G_CALLBACK(virt_viewer_window_menu_file_usb_device_selection), self);
priv->toolbar_usb_device_selection = button;
gtk_widget_show_all(button);
/* Send key */
button = GTK_WIDGET(gtk_tool_button_new(NULL, NULL));
gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(button), "preferences-desktop-keyboard-shortcuts");
gtk_tool_item_set_tooltip_text(GTK_TOOL_ITEM(button), _("Send key combination"));
gtk_widget_show(button);
gtk_toolbar_insert(GTK_TOOLBAR(priv->toolbar), GTK_TOOL_ITEM(button), 0);
g_signal_connect(button, "clicked", G_CALLBACK(virt_viewer_window_toolbar_send_key), self);
gtk_widget_set_sensitive(button, FALSE);
priv->toolbar_send_key = button;
/* Leave fullscreen */
button = GTK_WIDGET(gtk_tool_button_new(NULL, NULL));
gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(button), "view-restore");
gtk_tool_button_set_label(GTK_TOOL_BUTTON(button), _("Leave fullscreen"));
gtk_tool_item_set_tooltip_text(GTK_TOOL_ITEM(button), _("Leave fullscreen"));
gtk_tool_item_set_is_important(GTK_TOOL_ITEM(button), TRUE);
gtk_widget_show(button);
gtk_toolbar_insert(GTK_TOOLBAR(priv->toolbar), GTK_TOOL_ITEM(button), 0);
g_signal_connect(button, "clicked", G_CALLBACK(virt_viewer_window_toolbar_leave_fullscreen), self);
priv->revealer = virt_viewer_timed_revealer_new(priv->toolbar);
overlay = GTK_WIDGET(gtk_builder_get_object(priv->builder, "viewer-overlay"));
gtk_overlay_add_overlay(GTK_OVERLAY(overlay), GTK_WIDGET(priv->revealer));
}
VirtViewerNotebook*
virt_viewer_window_get_notebook (VirtViewerWindow *self)
{
return VIRT_VIEWER_NOTEBOOK(self->priv->notebook);
}
GtkWindow*
virt_viewer_window_get_window (VirtViewerWindow *self)
{
return GTK_WINDOW(self->priv->window);
}
static void
virt_viewer_window_pointer_grab(VirtViewerDisplay *display G_GNUC_UNUSED,
VirtViewerWindow *self)
{
VirtViewerWindowPrivate *priv = self->priv;
priv->grabbed = TRUE;
virt_viewer_window_update_title(self);
}
static void
virt_viewer_window_pointer_ungrab(VirtViewerDisplay *display G_GNUC_UNUSED,
VirtViewerWindow *self)
{
VirtViewerWindowPrivate *priv = self->priv;
priv->grabbed = FALSE;
virt_viewer_window_update_title(self);
}
static void
virt_viewer_window_keyboard_grab(VirtViewerDisplay *display G_GNUC_UNUSED,
VirtViewerWindow *self)
{
virt_viewer_window_disable_modifiers(self);
}
static void
virt_viewer_window_keyboard_ungrab(VirtViewerDisplay *display G_GNUC_UNUSED,
VirtViewerWindow *self)
{
virt_viewer_window_enable_modifiers(self);
}
void
virt_viewer_window_update_title(VirtViewerWindow *self)
{
VirtViewerWindowPrivate *priv = self->priv;
char *title;
gchar *ungrab = NULL;
if (priv->grabbed) {
gchar *label;
GtkAccelKey key = {0, 0, 0};
if (virt_viewer_app_get_enable_accel(priv->app))
gtk_accel_map_lookup_entry("<virt-viewer>/view/release-cursor", &key);
if (key.accel_key || key.accel_mods) {
g_debug("release-cursor accel key: key=%u, mods=%x, flags=%u", key.accel_key, key.accel_mods, key.accel_flags);
label = gtk_accelerator_get_label(key.accel_key, key.accel_mods);
} else {
label = g_strdup(_("Ctrl+Alt"));
}
ungrab = g_strdup_printf(_("(Press %s to release pointer)"), label);
g_free(label);
}
if (!ungrab && !priv->subtitle)
title = g_strdup(g_get_application_name());
else
/* translators:
* This is "<ungrab (or empty)><space (or empty)><subtitle (or empty)> - <appname>"
* Such as: "(Press Ctrl+Alt to release pointer) BigCorpTycoon MOTD - Virt Viewer"
*/
title = g_strdup_printf(_("%s%s%s - %s"),
/* translators: <ungrab empty> */
ungrab ? ungrab : "",
/* translators: <space> */
ungrab && priv->subtitle ? _(" ") : "",
priv->subtitle,
g_get_application_name());
gtk_window_set_title(GTK_WINDOW(priv->window), title);
g_free(title);
g_free(ungrab);
}
void
virt_viewer_window_set_menu_displays_sensitive(VirtViewerWindow *self, gboolean sensitive)
{
VirtViewerWindowPrivate *priv;
GtkWidget *menu;
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(self));
priv = self->priv;
menu = GTK_WIDGET(gtk_builder_get_object(priv->builder, "menu-displays"));
gtk_widget_set_sensitive(menu, sensitive);
}
void
virt_viewer_window_set_usb_options_sensitive(VirtViewerWindow *self, gboolean sensitive)
{
VirtViewerWindowPrivate *priv;
GtkWidget *menu;
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(self));
priv = self->priv;
menu = GTK_WIDGET(gtk_builder_get_object(priv->builder, "menu-file-usb-device-selection"));
gtk_widget_set_sensitive(menu, sensitive);
gtk_widget_set_visible(priv->toolbar_usb_device_selection, sensitive);
}
void
virt_viewer_window_set_menus_sensitive(VirtViewerWindow *self, gboolean sensitive)
{
VirtViewerWindowPrivate *priv;
GtkWidget *menu;
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(self));
priv = self->priv;
menu = GTK_WIDGET(gtk_builder_get_object(priv->builder, "menu-preferences"));
gtk_widget_set_sensitive(menu, sensitive);
menu = GTK_WIDGET(gtk_builder_get_object(priv->builder, "menu-file-screenshot"));
gtk_widget_set_sensitive(menu, sensitive);
menu = GTK_WIDGET(gtk_builder_get_object(priv->builder, "menu-view-zoom"));
gtk_widget_set_sensitive(menu, sensitive);
menu = GTK_WIDGET(gtk_builder_get_object(priv->builder, "menu-send"));
gtk_widget_set_sensitive(menu, sensitive);
}
static void
display_show_hint(VirtViewerDisplay *display,
GParamSpec *pspec G_GNUC_UNUSED,
VirtViewerWindow *self)
{
guint hint;
g_object_get(display, "show-hint", &hint, NULL);
hint = (hint & VIRT_VIEWER_DISPLAY_SHOW_HINT_READY);
if (!self->priv->initial_zoom_set && hint && virt_viewer_display_get_enabled(display)) {
self->priv->initial_zoom_set = TRUE;
virt_viewer_window_set_zoom_level(self, self->priv->zoomlevel);
}
gtk_widget_set_sensitive(GTK_WIDGET(gtk_builder_get_object(self->priv->builder, "menu-file-screenshot")), hint);
}
static gboolean
window_key_pressed (GtkWidget *widget G_GNUC_UNUSED,
GdkEvent *event,
GtkWidget *display)
{
gtk_widget_grab_focus(display);
return gtk_widget_event(display, event);
}
void
virt_viewer_window_set_display(VirtViewerWindow *self, VirtViewerDisplay *display)
{
VirtViewerWindowPrivate *priv;
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(self));
g_return_if_fail(display == NULL || VIRT_VIEWER_IS_DISPLAY(display));
priv = self->priv;
if (priv->display) {
gtk_notebook_remove_page(GTK_NOTEBOOK(priv->notebook), 1);
g_object_unref(priv->display);
priv->display = NULL;
}
if (display != NULL) {
priv->display = g_object_ref(display);
virt_viewer_display_set_monitor(VIRT_VIEWER_DISPLAY(priv->display), priv->fullscreen_monitor);
virt_viewer_display_set_fullscreen(VIRT_VIEWER_DISPLAY(priv->display), priv->fullscreen);
gtk_widget_show_all(GTK_WIDGET(display));
gtk_notebook_append_page(GTK_NOTEBOOK(priv->notebook), GTK_WIDGET(display), NULL);
gtk_widget_realize(GTK_WIDGET(display));
virt_viewer_signal_connect_object(priv->window, "key-press-event",
G_CALLBACK(window_key_pressed), display, 0);
/* switch back to non-display if not ready */
if (!(virt_viewer_display_get_show_hint(display) &
VIRT_VIEWER_DISPLAY_SHOW_HINT_READY))
gtk_notebook_set_current_page(GTK_NOTEBOOK(priv->notebook), 0);
virt_viewer_signal_connect_object(display, "display-pointer-grab",
G_CALLBACK(virt_viewer_window_pointer_grab), self, 0);
virt_viewer_signal_connect_object(display, "display-pointer-ungrab",
G_CALLBACK(virt_viewer_window_pointer_ungrab), self, 0);
virt_viewer_signal_connect_object(display, "display-keyboard-grab",
G_CALLBACK(virt_viewer_window_keyboard_grab), self, 0);
virt_viewer_signal_connect_object(display, "display-keyboard-ungrab",
G_CALLBACK(virt_viewer_window_keyboard_ungrab), self, 0);
virt_viewer_signal_connect_object(display, "display-desktop-resize",
G_CALLBACK(virt_viewer_window_desktop_resize), self, 0);
virt_viewer_signal_connect_object(display, "notify::show-hint",
G_CALLBACK(display_show_hint), self, 0);
display_show_hint(display, NULL, self);
if (virt_viewer_display_get_enabled(display))
virt_viewer_window_desktop_resize(display, self);
gtk_widget_set_sensitive(GTK_WIDGET(gtk_builder_get_object(self->priv->builder, "menu-preferences")), TRUE);
gtk_widget_set_sensitive(GTK_WIDGET(gtk_builder_get_object(self->priv->builder, "menu-view-zoom")), TRUE);
gtk_widget_set_sensitive(GTK_WIDGET(gtk_builder_get_object(self->priv->builder, "menu-send")), TRUE);
gtk_widget_set_sensitive(self->priv->toolbar_send_key, TRUE);
}
}
static void
virt_viewer_window_enable_kiosk(VirtViewerWindow *self)
{
VirtViewerWindowPrivate *priv;
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(self));
priv = self->priv;
virt_viewer_timed_revealer_force_reveal(priv->revealer, FALSE);
/* You probably also want X11 Option "DontVTSwitch" "true" */
/* and perhaps more distro/desktop-specific options */
virt_viewer_window_disable_modifiers(self);
}
void
virt_viewer_window_show(VirtViewerWindow *self)
{
if (self->priv->display && !virt_viewer_display_get_enabled(self->priv->display))
virt_viewer_display_enable(self->priv->display);
if (self->priv->desktop_resize_pending) {
virt_viewer_window_queue_resize(self);
self->priv->desktop_resize_pending = FALSE;
}
gtk_widget_show(self->priv->window);
if (self->priv->kiosk)
virt_viewer_window_enable_kiosk(self);
if (self->priv->fullscreen)
virt_viewer_window_move_to_monitor(self);
}
void
virt_viewer_window_hide(VirtViewerWindow *self)
{
if (self->priv->kiosk) {
g_warning("Can't hide windows in kiosk mode");
return;
}
gtk_widget_hide(self->priv->window);
if (self->priv->display) {
VirtViewerDisplay *display = self->priv->display;
virt_viewer_display_disable(display);
}
}
void
virt_viewer_window_set_zoom_level(VirtViewerWindow *self, gint zoom_level)
{
VirtViewerWindowPrivate *priv;
gint min_zoom;
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(self));
priv = self->priv;
if (zoom_level < MIN_ZOOM_LEVEL)
zoom_level = MIN_ZOOM_LEVEL;
if (zoom_level > MAX_ZOOM_LEVEL)
zoom_level = MAX_ZOOM_LEVEL;
priv->zoomlevel = zoom_level;
if (!priv->display)
return;
min_zoom = virt_viewer_window_get_minimal_zoom_level(self);
if (min_zoom > priv->zoomlevel) {
g_debug("Cannot set zoom level %d, using %d", priv->zoomlevel, min_zoom);
priv->zoomlevel = min_zoom;
}
if (priv->zoomlevel == virt_viewer_display_get_zoom_level(priv->display) &&
priv->zoomlevel == virt_viewer_window_get_real_zoom_level(self)) {
g_debug("Zoom level not changed, using: %d", priv->zoomlevel);
return;
}
virt_viewer_display_set_zoom_level(VIRT_VIEWER_DISPLAY(priv->display), priv->zoomlevel);
virt_viewer_window_queue_resize(self);
}
gint virt_viewer_window_get_zoom_level(VirtViewerWindow *self)
{
g_return_val_if_fail(VIRT_VIEWER_IS_WINDOW(self), NORMAL_ZOOM_LEVEL);
return self->priv->zoomlevel;
}
GtkMenuItem*
virt_viewer_window_get_menu_displays(VirtViewerWindow *self)
{
g_return_val_if_fail(VIRT_VIEWER_IS_WINDOW(self), NULL);
return GTK_MENU_ITEM(gtk_builder_get_object(self->priv->builder, "menu-displays"));
}
GtkBuilder*
virt_viewer_window_get_builder(VirtViewerWindow *self)
{
g_return_val_if_fail(VIRT_VIEWER_IS_WINDOW(self), NULL);
return self->priv->builder;
}
VirtViewerDisplay*
virt_viewer_window_get_display(VirtViewerWindow *self)
{
g_return_val_if_fail(VIRT_VIEWER_WINDOW(self), NULL);
return self->priv->display;
}
void
virt_viewer_window_set_kiosk(VirtViewerWindow *self, gboolean enabled)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(self));
g_return_if_fail(enabled == !!enabled);
if (self->priv->kiosk == enabled)
return;
self->priv->kiosk = enabled;
if (enabled)
virt_viewer_window_enable_kiosk(self);
else
g_debug("disabling kiosk not implemented yet");
}
static void
virt_viewer_window_get_minimal_dimensions(VirtViewerWindow *self,
guint *width,
guint *height)
{
GtkRequisition req;
GtkWidget *top_menu;
top_menu = GTK_WIDGET(gtk_builder_get_object(virt_viewer_window_get_builder(self), "top-menu"));
gtk_widget_get_preferred_size(top_menu, &req, NULL);
/* minimal dimensions of the window are the maximum of dimensions of the top-menu
* and minimal dimension of the display
*/
*height = MIN_DISPLAY_HEIGHT;
*width = MAX(MIN_DISPLAY_WIDTH, req.width);
}
/**
* virt_viewer_window_get_minimal_zoom_level:
* @self: a #VirtViewerWindow
*
* Calculates the zoom level with respect to the desktop dimensions
*
* Returns: minimal possible zoom level (multiple of ZOOM_STEP)
*/
static gint
virt_viewer_window_get_minimal_zoom_level(VirtViewerWindow *self)
{
guint min_width, min_height;
guint width, height; /* desktop dimensions */
gint zoom;
double width_ratio, height_ratio;
g_return_val_if_fail(VIRT_VIEWER_IS_WINDOW(self) &&
self->priv->display != NULL, MIN_ZOOM_LEVEL);
virt_viewer_window_get_minimal_dimensions(self, &min_width, &min_height);
virt_viewer_display_get_desktop_size(virt_viewer_window_get_display(self), &width, &height);
/* e.g. minimal width = 200, desktop width = 550 => width ratio = 0.36
* which means that the minimal zoom level is 40 (4 * ZOOM_STEP)
*/
width_ratio = (double) min_width / width;
height_ratio = (double) min_height / height;
zoom = ceil(10 * MAX(width_ratio, height_ratio));
/* make sure that the returned zoom level is in the range from MIN_ZOOM_LEVEL to NORMAL_ZOOM_LEVEL */
return CLAMP(zoom * ZOOM_STEP, MIN_ZOOM_LEVEL, NORMAL_ZOOM_LEVEL);
}
/*
* Local variables:
* c-indent-level: 4
* c-basic-offset: 4
* indent-tabs-mode: nil
* End:
*/