/* * 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 */ #include #include #include #include #include #include #include #include #include #include #include #include #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 }, "Delete" }, { { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_BackSpace, GDK_KEY_VoidSymbol }, "BackSpace" }, { { GDK_KEY_VoidSymbol }, "" }, { { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F1, GDK_KEY_VoidSymbol }, "F1" }, { { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F2, GDK_KEY_VoidSymbol }, "F2" }, { { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F3, GDK_KEY_VoidSymbol }, "F3" }, { { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F4, GDK_KEY_VoidSymbol }, "F4" }, { { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F5, GDK_KEY_VoidSymbol }, "F5" }, { { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F6, GDK_KEY_VoidSymbol }, "F6" }, { { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F7, GDK_KEY_VoidSymbol }, "F7" }, { { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F8, GDK_KEY_VoidSymbol }, "F8" }, { { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F9, GDK_KEY_VoidSymbol }, "F9" }, { { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F10, GDK_KEY_VoidSymbol }, "F10" }, { { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F11, GDK_KEY_VoidSymbol }, "F11" }, { { GDK_KEY_Control_L, GDK_KEY_Alt_L, GDK_KEY_F12, GDK_KEY_VoidSymbol }, "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 " - " * 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 " - " * 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 " - " * 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); }