/*
* 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 "virt-viewer-display-vte.h"
#include "remote-viewer-iso-list-dialog.h"
#define ZOOM_STEP 10
/* Signal handlers for main window (move in a VirtViewerMainWindow?) */
gboolean virt_viewer_window_delete(GtkWidget *src, void *dummy, VirtViewerWindow *self);
void virt_viewer_window_guest_details_response(GtkDialog *dialog, gint response_id, gpointer user_data);
/* 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 GMenu* 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);
static void virt_viewer_window_set_fullscreen(VirtViewerWindow *self,
gboolean fullscreen);
enum {
PROP_0,
PROP_WINDOW,
PROP_DISPLAY,
PROP_SUBTITLE,
PROP_APP,
PROP_KEYMAP,
};
struct _VirtViewerWindow {
GObject parent;
VirtViewerApp *app;
GtkBuilder *builder;
GtkWidget *window;
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;
VirtViewerKeyMapping *keyMappings;
};
G_DEFINE_TYPE(VirtViewerWindow, virt_viewer_window, G_TYPE_OBJECT)
static void
virt_viewer_window_get_property (GObject *object, guint property_id,
GValue *value, GParamSpec *pspec)
{
VirtViewerWindow *self = VIRT_VIEWER_WINDOW(object);
switch (property_id) {
case PROP_SUBTITLE:
g_value_set_string(value, self->subtitle);
break;
case PROP_WINDOW:
g_value_set_object(value, self->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, self->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)
{
VirtViewerWindow *self = VIRT_VIEWER_WINDOW(object);
switch (property_id) {
case PROP_SUBTITLE:
g_free(self->subtitle);
self->subtitle = g_value_dup_string(value);
virt_viewer_window_update_title(VIRT_VIEWER_WINDOW(object));
break;
case PROP_APP:
g_return_if_fail(self->app == NULL);
self->app = g_value_get_object(value);
break;
case PROP_KEYMAP:
g_free(self->keyMappings);
self->keyMappings = (VirtViewerKeyMapping *)g_value_get_pointer(value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
}
static void
virt_viewer_window_dispose (GObject *object)
{
VirtViewerWindow *self = VIRT_VIEWER_WINDOW(object);
GSList *it;
if (self->display) {
g_object_unref(self->display);
self->display = NULL;
}
g_debug("Disposing window %p\n", object);
if (self->window) {
gtk_widget_destroy(self->window);
self->window = NULL;
}
if (self->builder) {
g_object_unref(self->builder);
self->builder = NULL;
}
self->revealer = NULL;
for (it = self->accel_list ; it != NULL ; it = it->next) {
g_object_unref(G_OBJECT(it->data));
}
g_slist_free(self->accel_list);
self->accel_list = NULL;
g_free(self->subtitle);
self->subtitle = NULL;
g_value_unset(&self->accel_setting);
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;
GObject *button;
GMenu *menu;
menu = virt_viewer_window_get_keycombo_menu(self);
button = gtk_builder_get_object(self->builder, "header-send-key");
gtk_menu_button_set_menu_model(
GTK_MENU_BUTTON(button),
G_MENU_MODEL(menu));
button = gtk_builder_get_object(self->builder, "toolbar-send-key");
gtk_menu_button_set_menu_model(
GTK_MENU_BUTTON(button),
G_MENU_MODEL(menu));
}
static void
virt_viewer_window_constructed(GObject *object)
{
VirtViewerWindow *self = VIRT_VIEWER_WINDOW(object);
if (G_OBJECT_CLASS(virt_viewer_window_parent_class)->constructed)
G_OBJECT_CLASS(virt_viewer_window_parent_class)->constructed(object);
g_signal_connect(self->app, "notify::release-cursor-display-hotkey",
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);
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));
g_object_class_install_property(object_class,
PROP_KEYMAP,
g_param_spec_pointer("keymap",
"keymap",
"Remapped keys",
G_PARAM_WRITABLE |
G_PARAM_STATIC_STRINGS));
}
static void
virt_viewer_window_action_zoom_out(GSimpleAction *act G_GNUC_UNUSED,
GVariant *param G_GNUC_UNUSED,
gpointer opaque)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(opaque));
virt_viewer_window_zoom_out(VIRT_VIEWER_WINDOW(opaque));
}
static void
virt_viewer_window_action_zoom_in(GSimpleAction *act G_GNUC_UNUSED,
GVariant *param G_GNUC_UNUSED,
gpointer opaque)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(opaque));
virt_viewer_window_zoom_in(VIRT_VIEWER_WINDOW(opaque));
}
static void
virt_viewer_window_action_zoom_reset(GSimpleAction *act G_GNUC_UNUSED,
GVariant *param G_GNUC_UNUSED,
gpointer opaque)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(opaque));
virt_viewer_window_zoom_reset(VIRT_VIEWER_WINDOW(opaque));
}
static void
virt_viewer_window_action_quit(GSimpleAction *act G_GNUC_UNUSED,
GVariant *param G_GNUC_UNUSED,
gpointer opaque)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(opaque));
VirtViewerWindow *self = VIRT_VIEWER_WINDOW(opaque);
virt_viewer_app_maybe_quit(self->app, self);
}
static void
virt_viewer_window_action_minimize(GSimpleAction *act G_GNUC_UNUSED,
GVariant *param G_GNUC_UNUSED,
gpointer opaque)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(opaque));
VirtViewerWindow *self = VIRT_VIEWER_WINDOW(opaque);
gtk_window_iconify(GTK_WINDOW(self->window));
}
static void
virt_viewer_window_action_about(GSimpleAction *act G_GNUC_UNUSED,
GVariant *param G_GNUC_UNUSED,
gpointer opaque)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(opaque));
virt_viewer_window_show_about(VIRT_VIEWER_WINDOW(opaque));
}
static void
virt_viewer_window_action_guest_details(GSimpleAction *act G_GNUC_UNUSED,
GVariant *param G_GNUC_UNUSED,
gpointer opaque)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(opaque));
virt_viewer_window_show_guest_details(VIRT_VIEWER_WINDOW(opaque));
}
static void
virt_viewer_window_action_fullscreen(GSimpleAction *act,
GVariant *state,
gpointer opaque)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(opaque));
VirtViewerWindow *self = VIRT_VIEWER_WINDOW(opaque);
gboolean fullscreen = g_variant_get_boolean(state);
g_simple_action_set_state(act, g_variant_new_boolean(fullscreen));
virt_viewer_window_set_fullscreen(self, fullscreen);
}
static void
virt_viewer_window_action_send_key(GSimpleAction *act G_GNUC_UNUSED,
GVariant *param,
gpointer opaque)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(opaque));
VirtViewerWindow *self = VIRT_VIEWER_WINDOW(opaque);
g_return_if_fail(self->display != NULL);
gsize nkeys = 0;
const guint *keys = g_variant_get_fixed_array(param,
&nkeys,
sizeof(guint32));
g_return_if_fail(keys != NULL);
virt_viewer_display_send_keys(VIRT_VIEWER_DISPLAY(self->display),
keys, nkeys);
}
static void
virt_viewer_window_action_screenshot(GSimpleAction *act G_GNUC_UNUSED,
GVariant *param G_GNUC_UNUSED,
gpointer opaque)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(opaque));
virt_viewer_window_screenshot(VIRT_VIEWER_WINDOW(opaque));
}
static void
virt_viewer_window_action_usb_device_select(GSimpleAction *act G_GNUC_UNUSED,
GVariant *param G_GNUC_UNUSED,
gpointer opaque)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(opaque));
VirtViewerWindow *self = VIRT_VIEWER_WINDOW(opaque);
virt_viewer_session_usb_device_selection(virt_viewer_app_get_session(self->app),
GTK_WINDOW(self->window));
}
static void
virt_viewer_window_action_usb_device_reset(GSimpleAction *act G_GNUC_UNUSED,
GVariant *param G_GNUC_UNUSED,
gpointer opaque)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(opaque));
VirtViewerWindow *self = VIRT_VIEWER_WINDOW(opaque);
virt_viewer_session_usb_device_reset(virt_viewer_app_get_session(self->app));
}
static void
virt_viewer_window_action_release_cursor(GSimpleAction *act G_GNUC_UNUSED,
GVariant *param G_GNUC_UNUSED,
gpointer opaque)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(opaque));
VirtViewerWindow *self = VIRT_VIEWER_WINDOW(opaque);
g_return_if_fail(self->display != NULL);
virt_viewer_display_release_cursor(VIRT_VIEWER_DISPLAY(self->display));
}
static void
virt_viewer_window_action_preferences(GSimpleAction *act G_GNUC_UNUSED,
GVariant *param G_GNUC_UNUSED,
gpointer opaque)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(opaque));
VirtViewerWindow *self = VIRT_VIEWER_WINDOW(opaque);
virt_viewer_app_show_preferences(self->app, self->window);
}
static void
virt_viewer_window_action_change_cd(GSimpleAction *act G_GNUC_UNUSED,
GVariant *param G_GNUC_UNUSED,
gpointer opaque)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(opaque));
virt_viewer_window_change_cd(VIRT_VIEWER_WINDOW(opaque));
}
static void
virt_viewer_window_action_secure_attention(GSimpleAction *action G_GNUC_UNUSED,
GVariant *param G_GNUC_UNUSED,
gpointer opaque)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(opaque));
VirtViewerWindow *self = VIRT_VIEWER_WINDOW(opaque);
guint keys[] = { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_Delete };
virt_viewer_display_send_keys(VIRT_VIEWER_DISPLAY(self->display),
keys, G_N_ELEMENTS(keys));
}
static GActionEntry actions[] = {
{ .name = "zoom-out",
.activate = virt_viewer_window_action_zoom_out },
{ .name = "zoom-in",
.activate = virt_viewer_window_action_zoom_in },
{ .name = "zoom-reset",
.activate = virt_viewer_window_action_zoom_reset },
{ .name = "quit",
.activate = virt_viewer_window_action_quit },
{ .name = "minimize",
.activate = virt_viewer_window_action_minimize },
{ .name = "about",
.activate = virt_viewer_window_action_about },
{ .name = "guest-details",
.activate = virt_viewer_window_action_guest_details },
{ .name = "fullscreen",
.state = "false",
.change_state = virt_viewer_window_action_fullscreen },
{ .name = "send-key",
.parameter_type = "au",
.activate = virt_viewer_window_action_send_key },
{ .name = "screenshot",
.activate = virt_viewer_window_action_screenshot },
{ .name = "usb-device-select",
.activate = virt_viewer_window_action_usb_device_select },
{ .name = "usb-device-reset",
.activate = virt_viewer_window_action_usb_device_reset },
{ .name = "release-cursor",
.activate = virt_viewer_window_action_release_cursor },
{ .name = "preferences",
.activate = virt_viewer_window_action_preferences },
{ .name = "change-cd",
.activate = virt_viewer_window_action_change_cd },
{ .name = "secure-attention",
.activate = virt_viewer_window_action_secure_attention },
};
static void
virt_viewer_window_init (VirtViewerWindow *self)
{
GtkWidget *overlay;
GtkWidget *toolbar;
GSList *accels;
GObject *menu;
GtkBuilder *menuBuilder;
self->fullscreen_monitor = -1;
g_value_init(&self->accel_setting, G_TYPE_STRING);
self->notebook = virt_viewer_notebook_new();
gtk_widget_show(GTK_WIDGET(self->notebook));
self->builder = virt_viewer_util_load_ui("virt-viewer.ui");
gtk_builder_connect_signals(self->builder, self);
self->accel_group = GTK_ACCEL_GROUP(gtk_builder_get_object(self->builder, "accelgroup"));
overlay = GTK_WIDGET(gtk_builder_get_object(self->builder, "viewer-overlay"));
toolbar = GTK_WIDGET(gtk_builder_get_object(self->builder, "toolbar"));
gtk_container_remove(GTK_CONTAINER(overlay), toolbar);
gtk_container_add(GTK_CONTAINER(overlay), GTK_WIDGET(self->notebook));
self->revealer = virt_viewer_timed_revealer_new(toolbar);
gtk_overlay_add_overlay(GTK_OVERLAY(overlay), GTK_WIDGET(self->revealer));
self->window = GTK_WIDGET(gtk_builder_get_object(self->builder, "viewer"));
g_action_map_add_action_entries(G_ACTION_MAP(self->window), actions,
G_N_ELEMENTS(actions), self);
gtk_window_add_accel_group(GTK_WINDOW(self->window), self->accel_group);
menuBuilder =
gtk_builder_new_from_resource(VIRT_VIEWER_RESOURCE_PREFIX "/ui/virt-viewer-menus.ui");
menu = gtk_builder_get_object(self->builder, "header-action");
gtk_menu_button_set_menu_model(
GTK_MENU_BUTTON(menu),
G_MENU_MODEL(gtk_builder_get_object(menuBuilder, "action-menu")));
menu = gtk_builder_get_object(self->builder, "header-machine");
gtk_menu_button_set_menu_model(
GTK_MENU_BUTTON(menu),
G_MENU_MODEL(gtk_builder_get_object(menuBuilder, "machine-menu")));
menu = gtk_builder_get_object(self->builder, "toolbar-action");
gtk_menu_button_set_menu_model(
GTK_MENU_BUTTON(menu),
G_MENU_MODEL(gtk_builder_get_object(menuBuilder, "action-menu")));
menu = gtk_builder_get_object(self->builder, "toolbar-machine");
gtk_menu_button_set_menu_model(
GTK_MENU_BUTTON(menu),
G_MENU_MODEL(gtk_builder_get_object(menuBuilder, "machine-menu")));
virt_viewer_window_update_title(self);
gtk_window_set_resizable(GTK_WINDOW(self->window), TRUE);
self->accel_enabled = TRUE;
accels = gtk_accel_groups_from_object(G_OBJECT(self->window));
for ( ; accels ; accels = accels->next) {
self->accel_list = g_slist_append(self->accel_list, accels->data);
g_object_ref(G_OBJECT(accels->data));
}
self->zoomlevel = NORMAL_ZOOM_LEVEL;
}
static void
virt_viewer_window_desktop_resize(VirtViewerDisplay *display G_GNUC_UNUSED,
VirtViewerWindow *self)
{
if (!gtk_widget_get_visible(self->window)) {
self->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->display != NULL, NORMAL_ZOOM_LEVEL);
gtk_widget_get_allocation(GTK_WIDGET(self->display), &allocation);
virt_viewer_display_get_desktop_size(self->display, &width, &height);
return round((double) NORMAL_ZOOM_LEVEL * allocation.width / width);
}
void
virt_viewer_window_zoom_out(VirtViewerWindow *self)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(self));
if (VIRT_VIEWER_IS_DISPLAY_VTE(self->display)) {
virt_viewer_display_vte_zoom_out(VIRT_VIEWER_DISPLAY_VTE(self->display));
} else {
virt_viewer_window_set_zoom_level(self,
virt_viewer_window_get_real_zoom_level(self) - ZOOM_STEP);
}
}
void
virt_viewer_window_zoom_in(VirtViewerWindow *self)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(self));
if (VIRT_VIEWER_IS_DISPLAY_VTE(self->display)) {
virt_viewer_display_vte_zoom_in(VIRT_VIEWER_DISPLAY_VTE(self->display));
} else {
virt_viewer_window_set_zoom_level(self,
virt_viewer_window_get_real_zoom_level(self) + ZOOM_STEP);
}
}
void
virt_viewer_window_zoom_reset(VirtViewerWindow *self)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(self));
if (VIRT_VIEWER_IS_DISPLAY_VTE(self->display)) {
virt_viewer_display_vte_zoom_reset(VIRT_VIEWER_DISPLAY_VTE(self->display));
} else {
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)
{
GtkRequisition nat;
GtkWidget *child;
guint border;
border = gtk_container_get_border_width(GTK_CONTAINER(self->window));
child = gtk_bin_get_child(GTK_BIN(self->window));
gtk_window_set_default_size(GTK_WINDOW(self->window), -1, -1);
gtk_widget_get_preferred_size(child, NULL, &nat);
gtk_window_resize(GTK_WINDOW(self->window), nat.width + border, nat.height + border);
}
static void
virt_viewer_window_move_to_monitor(VirtViewerWindow *self)
{
GdkRectangle mon;
gint n = self->fullscreen_monitor;
if (n == -1)
return;
gdk_screen_get_monitor_geometry(gdk_screen_get_default(), n, &mon);
gtk_window_move(GTK_WINDOW(self->window), mon.x, mon.y);
gtk_widget_set_size_request(self->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->fullscreen = FALSE;
virt_viewer_window_enter_fullscreen(self, self->fullscreen_monitor);
return FALSE;
}
void
virt_viewer_window_leave_fullscreen(VirtViewerWindow *self)
{
/* if we enter and leave fullscreen mode before being shown, make sure to
* disconnect the mapped signal handler */
g_signal_handlers_disconnect_by_func(self->window, mapped, self);
if (!self->fullscreen)
return;
self->fullscreen = FALSE;
self->fullscreen_monitor = -1;
if (self->display) {
virt_viewer_display_set_monitor(self->display, -1);
virt_viewer_display_set_fullscreen(self->display, FALSE);
}
virt_viewer_timed_revealer_force_reveal(self->revealer, FALSE);
gtk_widget_set_size_request(self->window, -1, -1);
gtk_window_unfullscreen(GTK_WINDOW(self->window));
}
void
virt_viewer_window_enter_fullscreen(VirtViewerWindow *self, gint monitor)
{
if (self->fullscreen && self->fullscreen_monitor != monitor)
virt_viewer_window_leave_fullscreen(self);
if (self->fullscreen)
return;
self->fullscreen_monitor = monitor;
self->fullscreen = TRUE;
if (!gtk_widget_get_mapped(self->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(self->window, "map-event", G_CALLBACK(mapped), self);
return;
}
if (!self->kiosk) {
virt_viewer_timed_revealer_force_reveal(self->revealer, TRUE);
}
if (self->display) {
virt_viewer_display_set_monitor(self->display, monitor);
virt_viewer_display_set_fullscreen(self->display, TRUE);
}
virt_viewer_window_move_to_monitor(self);
if (monitor == -1) {
// just go fullscreen on the current monitor
gtk_window_fullscreen(GTK_WINDOW(self->window));
} else {
gtk_window_fullscreen_on_monitor(GTK_WINDOW(self->window),
gdk_screen_get_default(), monitor);
}
}
#define MAX_KEY_COMBO 4
struct keyComboDef {
guint32 keys[MAX_KEY_COMBO];
const char *accel_label;
};
static const struct keyComboDef keyCombos[] = {
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_Delete, GDK_KEY_VoidSymbol }, "<Control><Alt>Delete" },
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_BackSpace, GDK_KEY_VoidSymbol }, "<Control><Alt>BackSpace" },
{ { GDK_KEY_VoidSymbol }, "" },
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F1, GDK_KEY_VoidSymbol }, "<Control><Alt>F1" },
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F2, GDK_KEY_VoidSymbol }, "<Control><Alt>F2" },
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F3, GDK_KEY_VoidSymbol }, "<Control><Alt>F3" },
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F4, GDK_KEY_VoidSymbol }, "<Control><Alt>F4" },
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F5, GDK_KEY_VoidSymbol }, "<Control><Alt>F5" },
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F6, GDK_KEY_VoidSymbol }, "<Control><Alt>F6" },
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F7, GDK_KEY_VoidSymbol }, "<Control><Alt>F7" },
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F8, GDK_KEY_VoidSymbol }, "<Control><Alt>F8" },
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F9, GDK_KEY_VoidSymbol }, "<Control><Alt>F9" },
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F10, GDK_KEY_VoidSymbol }, "<Control><Alt>F10" },
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F11, GDK_KEY_VoidSymbol }, "<Control><Alt>F11" },
{ { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F12, GDK_KEY_VoidSymbol }, "<Control><Alt>F12" },
{ { GDK_KEY_VoidSymbol }, "" },
{ { GDK_KEY_Print, GDK_KEY_VoidSymbol }, "Print" },
};
static guint
get_nkeys(const guint32 *keys)
{
guint i;
for (i = 0; keys[i] != GDK_KEY_VoidSymbol; )
i++;
return i;
}
static void
virt_viewer_menu_add_combo(VirtViewerWindow *self G_GNUC_UNUSED, GMenu *menu,
const guint *keys, const gchar *label)
{
GMenuItem *item = g_menu_item_new(label, NULL);
g_menu_item_set_action_and_target_value(item,
"win.send-key",
g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
keys,
get_nkeys(keys),
sizeof(guint32)));
g_menu_append_item(menu, item);
}
static guint*
accel_key_to_keys(guint accel_key,
GdkModifierType accel_mods)
{
guint i;
guint *val, *keys;
static 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((accel_mods &
~(GDK_SHIFT_MASK | GDK_CONTROL_MASK | GDK_MOD1_MASK)) == 0);
keys = val = g_new(guint, G_N_ELEMENTS(modifiers) + 2); /* up to 3 modifiers, key and the stop symbol */
/* first, send the modifiers */
for (i = 0; i < G_N_ELEMENTS(modifiers); i++) {
if (accel_mods & modifiers[i].mask)
*val++ = modifiers[i].key;
}
/* only after, the non-modifier key (ctrl-t, not t-ctrl) */
*val++ = accel_key;
/* stop symbol */
*val = GDK_KEY_VoidSymbol;
return keys;
}
static GMenu *
virt_viewer_window_get_keycombo_menu(VirtViewerWindow *self)
{
gint i, j;
GMenu *menu = g_menu_new();
GMenu *sectionitems = g_menu_new();
GMenuItem *section = g_menu_item_new_section(NULL, G_MENU_MODEL(sectionitems));
g_menu_append_item(menu, section);
for (i = 0 ; i < G_N_ELEMENTS(keyCombos); i++) {
if (keyCombos[i].keys[0] == GDK_KEY_VoidSymbol) {
sectionitems = g_menu_new();
section = g_menu_item_new_section(NULL, G_MENU_MODEL(sectionitems));
g_menu_append_item(menu, section);
} else {
gchar *label = NULL;
guint key;
GdkModifierType mods;
gtk_accelerator_parse(keyCombos[i].accel_label, &key, &mods);
label = gtk_accelerator_get_label(key, mods);
virt_viewer_menu_add_combo(self, sectionitems, keyCombos[i].keys, label);
g_free(label);
}
}
gchar **accelactions = gtk_application_list_action_descriptions(GTK_APPLICATION(self->app));
sectionitems = g_menu_new();
section = g_menu_item_new_section(NULL, G_MENU_MODEL(sectionitems));
g_menu_append_item(menu, section);
for (i = 0; accelactions[i] != NULL; i++) {
if (g_str_equal(accelactions[i], "win.release-cursor")) {
gchar *display_hotkey = virt_viewer_app_get_release_cursor_display_hotkey(self->app);
if (display_hotkey) {
gchar *accel = spice_hotkey_to_gtk_accelerator(display_hotkey);
guint accel_key;
GdkModifierType accel_mods;
gtk_accelerator_parse(accel, &accel_key, &accel_mods);
guint *keys = accel_key_to_keys(accel_key, accel_mods);
gchar *label = spice_hotkey_to_display_hotkey(display_hotkey);
virt_viewer_menu_add_combo(self, sectionitems, keys, label);
g_free(label);
g_free(keys);
}
}
gchar **accels = gtk_application_get_accels_for_action(GTK_APPLICATION(self->app),
accelactions[i]);
for (j = 0; accels[j] != NULL; j++) {
guint accel_key;
GdkModifierType accel_mods;
gtk_accelerator_parse(accels[j], &accel_key, &accel_mods);
guint *keys = accel_key_to_keys(accel_key, accel_mods);
gchar *label = gtk_accelerator_get_label(accel_key, accel_mods);
virt_viewer_menu_add_combo(self, sectionitems, keys, label);
g_free(label);
g_free(keys);
}
g_strfreev(accels);
}
g_strfreev(accelactions);
return menu;
}
void
virt_viewer_window_disable_modifiers(VirtViewerWindow *self)
{
GtkSettings *settings = gtk_settings_get_default();
GValue empty;
GSList *accels;
if (!self->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", &self->accel_setting);
g_object_set_property(G_OBJECT(settings), "gtk-menu-bar-accel", &empty);
/* This stops global accelerators like Ctrl+Q == Quit */
for (accels = self->accel_list ; accels ; accels = accels->next) {
if (self->accel_group == accels->data && !self->kiosk)
continue;
gtk_window_remove_accel_group(GTK_WINDOW(self->window), accels->data);
}
/* This stops menu bar shortcuts like Alt+F == File */
g_object_get(settings,
"gtk-enable-mnemonics", &self->enable_mnemonics_save,
NULL);
g_object_set(settings,
"gtk-enable-mnemonics", FALSE,
NULL);
self->accel_enabled = FALSE;
}
void
virt_viewer_window_enable_modifiers(VirtViewerWindow *self)
{
GtkSettings *settings = gtk_settings_get_default();
GSList *accels;
GSList *attached_accels;
if (self->accel_enabled)
return;
/* This allows F10 activating menu bar */
g_object_set_property(G_OBJECT(settings), "gtk-menu-bar-accel", &self->accel_setting);
attached_accels = gtk_accel_groups_from_object(G_OBJECT(self->window));
/* This allows global accelerators like Ctrl+Q == Quit */
for (accels = self->accel_list ; accels ; accels = accels->next) {
/* Do not attach accels that are already attached. */
if (attached_accels && g_slist_find(attached_accels, accels->data))
continue;
gtk_window_add_accel_group(GTK_WINDOW(self->window), accels->data);
}
/* This allows menu bar shortcuts like Alt+F == File */
g_object_set(settings,
"gtk-enable-mnemonics", self->enable_mnemonics_save,
NULL);
self->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->app, self);
return TRUE;
}
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->app))
g_object_set(self->app, "fullscreen", FALSE, NULL);
/* or just this window */
else
virt_viewer_window_leave_fullscreen(self);
}
}
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(G_GNUC_UNUSED gpointer user_data)
{
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)
{
GdkPixbuf *pix = virt_viewer_display_get_pixbuf(VIRT_VIEWER_DISPLAY(self->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;
}
void
virt_viewer_window_screenshot(VirtViewerWindow *self)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(self));
GtkWidget *dialog;
const char *image_dir;
g_return_if_fail(self->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->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"));
retry_dialog:
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 (g_strrstr(filename, ".") == NULL) {
// no extension provided
GtkWidget *msg_dialog ;
g_free(filename);
msg_dialog = gtk_message_dialog_new (GTK_WINDOW(dialog), GTK_DIALOG_MODAL,
GTK_MESSAGE_WARNING, GTK_BUTTONS_CLOSE,
_("Please add an extension to the file name"));
gtk_dialog_run(GTK_DIALOG(msg_dialog));
gtk_widget_destroy(msg_dialog);
goto retry_dialog;
}
if (!virt_viewer_window_save_screenshot(self, filename, &error)) {
virt_viewer_app_simple_message_dialog(self->app,
"%s", error->message);
g_error_free(error);
}
g_free(filename);
}
gtk_widget_destroy(dialog);
}
void
virt_viewer_window_show_guest_details(VirtViewerWindow *self)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(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->app, "guest-name", &name, "uuid", &uuid, NULL);
if (!name || *name == '\0')
name = g_strdup(C_("Unknown name", "Unknown"));
if (!uuid || *uuid == '\0')
uuid = g_strdup(C_("Unknown UUID", "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->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));
}
void
virt_viewer_window_show_about(VirtViewerWindow *self)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(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->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_change_cd(VirtViewerWindow *self G_GNUC_UNUSED)
{
#if HAVE_OVIRT
GtkWidget *dialog;
GObject *foreign_menu;
g_object_get(G_OBJECT(self->app), "ovirt-foreign-menu", &foreign_menu, NULL);
dialog = remote_viewer_iso_list_dialog_new(GTK_WINDOW(self->window), foreign_menu);
g_object_unref(foreign_menu);
if (!dialog)
dialog = gtk_message_dialog_new(GTK_WINDOW(self->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
}
VirtViewerNotebook*
virt_viewer_window_get_notebook (VirtViewerWindow *self)
{
return VIRT_VIEWER_NOTEBOOK(self->notebook);
}
GtkWindow*
virt_viewer_window_get_window (VirtViewerWindow *self)
{
return GTK_WINDOW(self->window);
}
static void
virt_viewer_window_pointer_grab(VirtViewerDisplay *display G_GNUC_UNUSED,
VirtViewerWindow *self)
{
self->grabbed = TRUE;
virt_viewer_window_update_title(self);
}
static void
virt_viewer_window_pointer_ungrab(VirtViewerDisplay *display G_GNUC_UNUSED,
VirtViewerWindow *self)
{
self->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)
{
char *title;
char *grabhint = NULL;
GtkWidget *header;
GtkWidget *toolbar;
header = GTK_WIDGET(gtk_builder_get_object(self->builder, "header"));
toolbar = GTK_WIDGET(gtk_builder_get_object(self->builder, "toolbar"));
if (self->grabbed) {
gchar *label;
gchar *display_hotkey;
guint accel_key = 0;
GdkModifierType accel_mods = 0;
gchar **accels;
display_hotkey = virt_viewer_app_get_release_cursor_display_hotkey(self->app);
if (display_hotkey) {
label = spice_hotkey_to_display_hotkey(display_hotkey);
} else {
accels = gtk_application_get_accels_for_action(GTK_APPLICATION(self->app), "win.release-cursor");
if (accels[0])
gtk_accelerator_parse(accels[0], &accel_key, &accel_mods);
g_strfreev(accels);
g_debug("release-cursor accel key: key=%u, mods=%x", accel_key, accel_mods);
label = gtk_accelerator_get_label(accel_key, accel_mods);
}
grabhint = g_strdup_printf(_("(Press %s to release pointer)"), label);
g_free(label);
if (self->subtitle) {
/* translators:
* This is "<ungrab accelerator> <subtitle> - <appname>"
* Such as: "(Press Ctrl+Alt to release pointer) BigCorpTycoon MOTD - Virt Viewer"
*/
title = g_strdup_printf(_("%s %s - %s"),
grabhint,
self->subtitle,
g_get_application_name());
} else {
/* translators:
* This is "<ungrab accelerator> - <appname>"
* Such as: "(Press Ctrl+Alt to release pointer) - Virt Viewer"
*/
title = g_strdup_printf(_("%s - %s"),
grabhint,
g_get_application_name());
}
} else if (self->subtitle) {
/* translators:
* This is "<subtitle> - <appname>"
* Such as: "BigCorpTycoon MOTD - Virt Viewer"
*/
title = g_strdup_printf(_("%s - %s"),
self->subtitle,
g_get_application_name());
} else {
title = g_strdup(g_get_application_name());
}
gtk_window_set_title(GTK_WINDOW(self->window), title);
if (self->subtitle) {
gtk_header_bar_set_title(GTK_HEADER_BAR(header), self->subtitle);
gtk_header_bar_set_title(GTK_HEADER_BAR(toolbar), self->subtitle);
} else {
gtk_header_bar_set_title(GTK_HEADER_BAR(header), g_get_application_name());
gtk_header_bar_set_title(GTK_HEADER_BAR(toolbar), g_get_application_name());
}
if (grabhint) {
gtk_header_bar_set_subtitle(GTK_HEADER_BAR(header), grabhint);
gtk_header_bar_set_subtitle(GTK_HEADER_BAR(toolbar), grabhint);
} else {
gtk_header_bar_set_subtitle(GTK_HEADER_BAR(header), "");
gtk_header_bar_set_subtitle(GTK_HEADER_BAR(toolbar), "");
}
g_free(title);
g_free(grabhint);
}
void
virt_viewer_window_set_usb_options_sensitive(VirtViewerWindow *self, gboolean sensitive)
{
GAction *action;
GActionMap *map;
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(self));
map = G_ACTION_MAP(self->window);
action = g_action_map_lookup_action(map, "usb-device-select");
g_simple_action_set_enabled(G_SIMPLE_ACTION(action), sensitive);
}
void
virt_viewer_window_set_usb_reset_sensitive(VirtViewerWindow *self, gboolean sensitive)
{
GAction *action;
GActionMap *map;
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(self));
map = G_ACTION_MAP(self->window);
action = g_action_map_lookup_action(map, "usb-device-reset");
g_simple_action_set_enabled(G_SIMPLE_ACTION(action), sensitive);
}
void
virt_viewer_window_set_actions_sensitive(VirtViewerWindow *self, gboolean sensitive)
{
GAction *action;
GActionMap *map;
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(self));
map = G_ACTION_MAP(self->window);
action = g_action_map_lookup_action(map, "preferences");
g_simple_action_set_enabled(G_SIMPLE_ACTION(action), sensitive);
action = g_action_map_lookup_action(map, "screenshot");
g_simple_action_set_enabled(G_SIMPLE_ACTION(action),
sensitive &&
VIRT_VIEWER_DISPLAY_CAN_SCREENSHOT(self->display));
action = g_action_map_lookup_action(map, "zoom-in");
g_simple_action_set_enabled(G_SIMPLE_ACTION(action), sensitive);
action = g_action_map_lookup_action(map, "zoom-out");
g_simple_action_set_enabled(G_SIMPLE_ACTION(action), sensitive);
action = g_action_map_lookup_action(map, "zoom-reset");
g_simple_action_set_enabled(G_SIMPLE_ACTION(action), sensitive);
action = g_action_map_lookup_action(map, "send-key");
g_simple_action_set_enabled(G_SIMPLE_ACTION(action),
sensitive &&
VIRT_VIEWER_DISPLAY_CAN_SEND_KEYS(self->display));
}
static void
display_show_hint(VirtViewerDisplay *display,
GParamSpec *pspec G_GNUC_UNUSED,
VirtViewerWindow *self)
{
GAction *action;
GActionMap *map;
guint hint;
g_object_get(display, "show-hint", &hint, NULL);
hint = (hint & VIRT_VIEWER_DISPLAY_SHOW_HINT_READY);
if (!self->initial_zoom_set && hint && virt_viewer_display_get_enabled(display)) {
self->initial_zoom_set = TRUE;
virt_viewer_window_set_zoom_level(self, self->zoomlevel);
}
map = G_ACTION_MAP(self->window);
action = g_action_map_lookup_action(map, "screenshot");
g_simple_action_set_enabled(G_SIMPLE_ACTION(action),
hint);
}
static gboolean
window_key_pressed (GtkWidget *widget G_GNUC_UNUSED,
GdkEvent *ev,
VirtViewerWindow *self)
{
GdkEventKey *event;
VirtViewerDisplay *display;
display = self->display;
event = (GdkEventKey *)ev;
gtk_widget_grab_focus(GTK_WIDGET(display));
// Look through keymaps - if set for mappings and intercept
if (self->keyMappings) {
VirtViewerKeyMapping *ptr, *matched;
ptr = self->keyMappings;
matched = NULL;
do {
if (event->keyval == ptr->sourceKey) {
matched = ptr;
}
if (ptr->isLast) {
break;
}
ptr++;
} while (matched == NULL);
if (matched) {
if (matched->mappedKeys == NULL) {
// Key to be ignored and not pass through to VM
g_debug("Blocking keypress '%s'", gdk_keyval_name(matched->sourceKey));
} else {
g_debug("Sending through mapped keys");
virt_viewer_display_send_keys(display,
matched->mappedKeys, matched->numMappedKeys);
}
return TRUE;
}
}
g_debug("Key pressed was keycode='0x%x', gdk_keyname='%s'", event->keyval, gdk_keyval_name(event->keyval));
return gtk_widget_event(GTK_WIDGET(display), ev);
}
void
virt_viewer_window_set_display(VirtViewerWindow *self, VirtViewerDisplay *display)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(self));
g_return_if_fail(display == NULL || VIRT_VIEWER_IS_DISPLAY(display));
if (self->display) {
gtk_notebook_remove_page(GTK_NOTEBOOK(self->notebook), 1);
g_object_unref(self->display);
self->display = NULL;
}
if (display != NULL) {
self->display = g_object_ref(display);
virt_viewer_display_set_monitor(VIRT_VIEWER_DISPLAY(self->display), self->fullscreen_monitor);
virt_viewer_display_set_fullscreen(VIRT_VIEWER_DISPLAY(self->display), self->fullscreen);
gtk_widget_show_all(GTK_WIDGET(display));
gtk_notebook_append_page(GTK_NOTEBOOK(self->notebook), GTK_WIDGET(display), NULL);
gtk_widget_realize(GTK_WIDGET(display));
virt_viewer_signal_connect_object(self->window, "key-press-event",
G_CALLBACK(window_key_pressed), self, 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(self->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);
}
}
static void
virt_viewer_window_enable_kiosk(VirtViewerWindow *self)
{
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(self));
virt_viewer_timed_revealer_force_reveal(self->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->display && !virt_viewer_display_get_enabled(self->display))
virt_viewer_display_enable(self->display);
if (self->desktop_resize_pending) {
virt_viewer_window_queue_resize(self);
self->desktop_resize_pending = FALSE;
}
gtk_widget_show(self->window);
if (self->fullscreen)
virt_viewer_window_move_to_monitor(self);
}
void
virt_viewer_window_hide(VirtViewerWindow *self)
{
if (self->kiosk) {
g_warning("Can't hide windows in kiosk mode");
return;
}
gtk_widget_hide(self->window);
if (self->display) {
VirtViewerDisplay *display = self->display;
virt_viewer_display_disable(display);
}
}
void
virt_viewer_window_set_zoom_level(VirtViewerWindow *self, gint zoom_level)
{
gint min_zoom;
g_return_if_fail(VIRT_VIEWER_IS_WINDOW(self));
if (zoom_level < MIN_ZOOM_LEVEL)
zoom_level = MIN_ZOOM_LEVEL;
if (zoom_level > MAX_ZOOM_LEVEL)
zoom_level = MAX_ZOOM_LEVEL;
self->zoomlevel = zoom_level;
if (!self->display)
return;
min_zoom = virt_viewer_window_get_minimal_zoom_level(self);
if (min_zoom > self->zoomlevel) {
g_debug("Cannot set zoom level %d, using %d", self->zoomlevel, min_zoom);
self->zoomlevel = min_zoom;
}
if (self->zoomlevel == virt_viewer_display_get_zoom_level(self->display) &&
self->zoomlevel == virt_viewer_window_get_real_zoom_level(self)) {
g_debug("Zoom level not changed, using: %d", self->zoomlevel);
return;
}
virt_viewer_display_set_zoom_level(VIRT_VIEWER_DISPLAY(self->display), self->zoomlevel);
if (!VIRT_VIEWER_IS_DISPLAY_VTE(self->display)) {
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->zoomlevel;
}
GMenuModel *
virt_viewer_window_get_menu_displays(VirtViewerWindow *self)
{
GObject *menu;
GMenuModel *model;
g_return_val_if_fail(VIRT_VIEWER_IS_WINDOW(self), NULL);
menu = gtk_builder_get_object(self->builder, "header-machine");
model = gtk_menu_button_get_menu_model(GTK_MENU_BUTTON(menu));
return g_menu_model_get_item_link(model, 0, G_MENU_LINK_SECTION);
}
GtkBuilder*
virt_viewer_window_get_builder(VirtViewerWindow *self)
{
g_return_val_if_fail(VIRT_VIEWER_IS_WINDOW(self), NULL);
return self->builder;
}
VirtViewerDisplay*
virt_viewer_window_get_display(VirtViewerWindow *self)
{
g_return_val_if_fail(VIRT_VIEWER_WINDOW(self), NULL);
return self->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->kiosk == enabled)
return;
self->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 G_GNUC_UNUSED,
guint *width,
guint *height)
{
*height = MIN_DISPLAY_HEIGHT;
*width = MIN_DISPLAY_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->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);
}