ui/gtk.c

   1 /*
   2  * GTK UI
   3  *
   4  * Copyright IBM, Corp. 2012
   5  *
   6  * Authors:
   7  *  Anthony Liguori   <aliguori@us.ibm.com>
   8  *
   9  * This work is licensed under the terms of the GNU GPL, version 2 or later.
  10  * See the COPYING file in the top-level directory.
  11  *
  12  * Portions from gtk-vnc:
  13  *
  14  * GTK VNC Widget
  15  *
  16  * Copyright (C) 2006  Anthony Liguori <anthony@codemonkey.ws>
  17  * Copyright (C) 2009-2010 Daniel P. Berrange <dan@berrange.com>
  18  *
  19  * This library is free software; you can redistribute it and/or
  20  * modify it under the terms of the GNU Lesser General Public
  21  * License as published by the Free Software Foundation; either
  22  * version 2.0 of the License, or (at your option) any later version.
  23  *
  24  * This library is distributed in the hope that it will be useful,
  25  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  26  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  27  * Lesser General Public License for more details.
  28  *
  29  * You should have received a copy of the GNU Lesser General Public
  30  * License along with this library; if not, write to the Free Software
  31  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
  32  */
  33
  34 #define GETTEXT_PACKAGE "qemu"
  35 #define LOCALEDIR "po"
  36
  37 #ifdef _WIN32
  38 # define _WIN32_WINNT 0x0601 /* needed to get definition of MAPVK_VK_TO_VSC */
  39 #endif
  40
  41 #include "qemu-common.h"
  42
  43 #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
  44 /* Work around an -Wstrict-prototypes warning in GTK headers */
  45 #pragma GCC diagnostic push
  46 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
  47 #endif
  48 #include <gtk/gtk.h>
  49 #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
  50 #pragma GCC diagnostic pop
  51 #endif
  52
  53
  54 #include <gdk/gdkkeysyms.h>
  55 #include <glib/gi18n.h>
  56 #include <locale.h>
  57 #if defined(CONFIG_VTE)
  58 #include <vte/vte.h>
  59 #endif
  60 #include <math.h>
  61
  62 #include "trace.h"
  63 #include "ui/console.h"
  64 #include "ui/input.h"
  65 #include "sysemu/sysemu.h"
  66 #include "qmp-commands.h"
  67 #include "x_keymap.h"
  68 #include "keymaps.h"
  69 #include "sysemu/char.h"
  70 #include "qom/object.h"
  71 #ifdef GDK_WINDOWING_X11
  72 #include <gdk/gdkx.h>
  73 #include <X11/XKBlib.h>
  74 #endif
  75
  76 #define MAX_VCS 10
  77 #define VC_WINDOW_X_MIN  320
  78 #define VC_WINDOW_Y_MIN  240
  79 #define VC_TERM_X_MIN     80
  80 #define VC_TERM_Y_MIN     25
  81 #define VC_SCALE_MIN    0.25
  82 #define VC_SCALE_STEP   0.25
  83
  84 #if !defined(CONFIG_VTE)
  85 # define VTE_CHECK_VERSION(a, b, c) 0
  86 #endif
  87
  88 #if defined(CONFIG_VTE) && !GTK_CHECK_VERSION(3, 0, 0)
  89 /*
  90  * The gtk2 vte terminal widget seriously messes up the window resize
  91  * for some reason.  You basically can't make the qemu window smaller
  92  * any more because the toplevel window geoemtry hints are overridden.
  93  *
  94  * Workaround that by hiding all vte widgets, except the one in the
  95  * current tab.
  96  *
  97  * Luckily everything works smooth in gtk3.
  98  */
  99 # define VTE_RESIZE_HACK 1
 100 #endif
 101
 102 /* Compatibility define to let us build on both Gtk2 and Gtk3 */
 103 #if GTK_CHECK_VERSION(3, 0, 0)
 104 static inline void gdk_drawable_get_size(GdkWindow *w, gint *ww, gint *wh)
 105 {
 106     *ww = gdk_window_get_width(w);
 107     *wh = gdk_window_get_height(w);
 108 }
 109 #endif
 110
 111 #if !GTK_CHECK_VERSION(2, 20, 0)
 112 #define gtk_widget_get_realized(widget) GTK_WIDGET_REALIZED(widget)
 113 #endif
 114
 115 #ifndef GDK_IS_X11_DISPLAY
 116 #define GDK_IS_X11_DISPLAY(dpy) (dpy == dpy)
 117 #endif
 118 #ifndef GDK_IS_WIN32_DISPLAY
 119 #define GDK_IS_WIN32_DISPLAY(dpy) (dpy == dpy)
 120 #endif
 121
 122 #ifndef GDK_KEY_0
 123 #define GDK_KEY_0 GDK_0
 124 #define GDK_KEY_1 GDK_1
 125 #define GDK_KEY_2 GDK_2
 126 #define GDK_KEY_f GDK_f
 127 #define GDK_KEY_g GDK_g
 128 #define GDK_KEY_q GDK_q
 129 #define GDK_KEY_plus GDK_plus
 130 #define GDK_KEY_minus GDK_minus
 131 #define GDK_KEY_Pause GDK_Pause
 132 #endif
 133
 134 #define HOTKEY_MODIFIERS        (GDK_CONTROL_MASK | GDK_MOD1_MASK)
 135
 136 static const int modifier_keycode[] = {
 137     /* shift, control, alt keys, meta keys, both left & right */
 138     0x2a, 0x36, 0x1d, 0x9d, 0x38, 0xb8, 0xdb, 0xdd,
 139 };
 140
 141 typedef struct GtkDisplayState GtkDisplayState;
 142
 143 typedef struct VirtualGfxConsole {
 144     GtkWidget *drawing_area;
 145     DisplayChangeListener dcl;
 146     DisplaySurface *ds;
 147     pixman_image_t *convert;
 148     cairo_surface_t *surface;
 149     double scale_x;
 150     double scale_y;
 151 } VirtualGfxConsole;
 152
 153 #if defined(CONFIG_VTE)
 154 typedef struct VirtualVteConsole {
 155     GtkWidget *box;
 156     GtkWidget *scrollbar;
 157     GtkWidget *terminal;
 158     CharDriverState *chr;
 159 } VirtualVteConsole;
 160 #endif
 161
 162 typedef enum VirtualConsoleType {
 163     GD_VC_GFX,
 164     GD_VC_VTE,
 165 } VirtualConsoleType;
 166
 167 typedef struct VirtualConsole {
 168     GtkDisplayState *s;
 169     char *label;
 170     GtkWidget *window;
 171     GtkWidget *menu_item;
 172     GtkWidget *tab_item;
 173     VirtualConsoleType type;
 174     union {
 175         VirtualGfxConsole gfx;
 176 #if defined(CONFIG_VTE)
 177         VirtualVteConsole vte;
 178 #endif
 179     };
 180 } VirtualConsole;
 181
 182 struct GtkDisplayState {
 183     GtkWidget *window;
 184
 185     GtkWidget *menu_bar;
 186
 187     GtkAccelGroup *accel_group;
 188
 189     GtkWidget *machine_menu_item;
 190     GtkWidget *machine_menu;
 191     GtkWidget *pause_item;
 192     GtkWidget *reset_item;
 193     GtkWidget *powerdown_item;
 194     GtkWidget *quit_item;
 195
 196     GtkWidget *view_menu_item;
 197     GtkWidget *view_menu;
 198     GtkWidget *full_screen_item;
 199     GtkWidget *zoom_in_item;
 200     GtkWidget *zoom_out_item;
 201     GtkWidget *zoom_fixed_item;
 202     GtkWidget *zoom_fit_item;
 203     GtkWidget *grab_item;
 204     GtkWidget *grab_on_hover_item;
 205
 206     int nb_vcs;
 207     VirtualConsole vc[MAX_VCS];
 208
 209     GtkWidget *show_tabs_item;
 210     GtkWidget *untabify_item;
 211
 212     GtkWidget *vbox;
 213     GtkWidget *notebook;
 214     int button_mask;
 215     gboolean last_set;
 216     int last_x;
 217     int last_y;
 218     int grab_x_root;
 219     int grab_y_root;
 220     VirtualConsole *kbd_owner;
 221     VirtualConsole *ptr_owner;
 222
 223     gboolean full_screen;
 224
 225     GdkCursor *null_cursor;
 226     Notifier mouse_mode_notifier;
 227     gboolean free_scale;
 228
 229     bool external_pause_update;
 230
 231     bool modifier_pressed[ARRAY_SIZE(modifier_keycode)];
 232     bool has_evdev;
 233 };
 234
 235 static void gd_grab_pointer(VirtualConsole *vc);
 236 static void gd_ungrab_pointer(GtkDisplayState *s);
 237
 238 /** Utility Functions **/
 239
 240 static VirtualConsole *gd_vc_find_by_menu(GtkDisplayState *s)
 241 {
 242     VirtualConsole *vc;
 243     gint i;
 244
 245     for (i = 0; i < s->nb_vcs; i++) {
 246         vc = &s->vc[i];
 247         if (gtk_check_menu_item_get_active
 248             (GTK_CHECK_MENU_ITEM(vc->menu_item))) {
 249             return vc;
 250         }
 251     }
 252     return NULL;
 253 }
 254
 255 static VirtualConsole *gd_vc_find_by_page(GtkDisplayState *s, gint page)
 256 {
 257     VirtualConsole *vc;
 258     gint i, p;
 259
 260     for (i = 0; i < s->nb_vcs; i++) {
 261         vc = &s->vc[i];
 262         p = gtk_notebook_page_num(GTK_NOTEBOOK(s->notebook), vc->tab_item);
 263         if (p == page) {
 264             return vc;
 265         }
 266     }
 267     return NULL;
 268 }
 269
 270 static VirtualConsole *gd_vc_find_current(GtkDisplayState *s)
 271 {
 272     gint page;
 273
 274     page = gtk_notebook_get_current_page(GTK_NOTEBOOK(s->notebook));
 275     return gd_vc_find_by_page(s, page);
 276 }
 277
 278 static bool gd_is_grab_active(GtkDisplayState *s)
 279 {
 280     return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_item));
 281 }
 282
 283 static bool gd_grab_on_hover(GtkDisplayState *s)
 284 {
 285     return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_on_hover_item));
 286 }
 287
 288 static void gd_update_cursor(VirtualConsole *vc)
 289 {
 290     GtkDisplayState *s = vc->s;
 291     GdkWindow *window;
 292
 293     if (vc->type != GD_VC_GFX) {
 294         return;
 295     }
 296
 297     if (!gtk_widget_get_realized(vc->gfx.drawing_area)) {
 298         return;
 299     }
 300
 301     window = gtk_widget_get_window(GTK_WIDGET(vc->gfx.drawing_area));
 302     if (s->full_screen || qemu_input_is_absolute() || s->ptr_owner == vc) {
 303         gdk_window_set_cursor(window, s->null_cursor);
 304     } else {
 305         gdk_window_set_cursor(window, NULL);
 306     }
 307 }
 308
 309 static void gd_update_caption(GtkDisplayState *s)
 310 {
 311     const char *status = "";
 312     gchar *prefix;
 313     gchar *title;
 314     const char *grab = "";
 315     bool is_paused = !runstate_is_running();
 316     int i;
 317
 318     if (qemu_name) {
 319         prefix = g_strdup_printf("QEMU (%s)", qemu_name);
 320     } else {
 321         prefix = g_strdup_printf("QEMU");
 322     }
 323
 324     if (s->ptr_owner != NULL &&
 325         s->ptr_owner->window == NULL) {
 326         grab = _(" - Press Ctrl+Alt+G to release grab");
 327     }
 328
 329     if (is_paused) {
 330         status = _(" [Paused]");
 331     }
 332     s->external_pause_update = true;
 333     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->pause_item),
 334                                    is_paused);
 335     s->external_pause_update = false;
 336
 337     title = g_strdup_printf("%s%s%s", prefix, status, grab);
 338     gtk_window_set_title(GTK_WINDOW(s->window), title);
 339     g_free(title);
 340
 341     for (i = 0; i < s->nb_vcs; i++) {
 342         VirtualConsole *vc = &s->vc[i];
 343
 344         if (!vc->window) {
 345             continue;
 346         }
 347         title = g_strdup_printf("%s: %s%s%s", prefix, vc->label,
 348                                 vc == s->kbd_owner ? " +kbd" : "",
 349                                 vc == s->ptr_owner ? " +ptr" : "");
 350         gtk_window_set_title(GTK_WINDOW(vc->window), title);
 351         g_free(title);
 352     }
 353
 354     g_free(prefix);
 355 }
 356
 357 static void gd_update_geometry_hints(VirtualConsole *vc)
 358 {
 359     GtkDisplayState *s = vc->s;
 360     GdkWindowHints mask = 0;
 361     GdkGeometry geo = {};
 362     GtkWidget *geo_widget = NULL;
 363     GtkWindow *geo_window;
 364
 365     if (vc->type == GD_VC_GFX) {
 366         if (s->free_scale) {
 367             geo.min_width  = surface_width(vc->gfx.ds) * VC_SCALE_MIN;
 368             geo.min_height = surface_height(vc->gfx.ds) * VC_SCALE_MIN;
 369             mask |= GDK_HINT_MIN_SIZE;
 370         } else {
 371             geo.min_width  = surface_width(vc->gfx.ds) * vc->gfx.scale_x;
 372             geo.min_height = surface_height(vc->gfx.ds) * vc->gfx.scale_y;
 373             mask |= GDK_HINT_MIN_SIZE;
 374         }
 375         geo_widget = vc->gfx.drawing_area;
 376         gtk_widget_set_size_request(geo_widget, geo.min_width, geo.min_height);
 377
 378 #if defined(CONFIG_VTE)
 379     } else if (vc->type == GD_VC_VTE) {
 380         VteTerminal *term = VTE_TERMINAL(vc->vte.terminal);
 381         GtkBorder *ib;
 382
 383         geo.width_inc  = vte_terminal_get_char_width(term);
 384         geo.height_inc = vte_terminal_get_char_height(term);
 385         mask |= GDK_HINT_RESIZE_INC;
 386         geo.base_width  = geo.width_inc;
 387         geo.base_height = geo.height_inc;
 388         mask |= GDK_HINT_BASE_SIZE;
 389         geo.min_width  = geo.width_inc * VC_TERM_X_MIN;
 390         geo.min_height = geo.height_inc * VC_TERM_Y_MIN;
 391         mask |= GDK_HINT_MIN_SIZE;
 392         gtk_widget_style_get(vc->vte.terminal, "inner-border", &ib, NULL);
 393         geo.base_width  += ib->left + ib->right;
 394         geo.base_height += ib->top + ib->bottom;
 395         geo.min_width   += ib->left + ib->right;
 396         geo.min_height  += ib->top + ib->bottom;
 397         geo_widget = vc->vte.terminal;
 398 #endif
 399     }
 400
 401     geo_window = GTK_WINDOW(vc->window ? vc->window : s->window);
 402     gtk_window_set_geometry_hints(geo_window, geo_widget, &geo, mask);
 403 }
 404
 405 static void gd_update_windowsize(VirtualConsole *vc)
 406 {
 407     GtkDisplayState *s = vc->s;
 408
 409     gd_update_geometry_hints(vc);
 410
 411     if (vc->type == GD_VC_GFX && !s->full_screen && !s->free_scale) {
 412         gtk_window_resize(GTK_WINDOW(vc->window ? vc->window : s->window),
 413                           VC_WINDOW_X_MIN, VC_WINDOW_Y_MIN);
 414     }
 415 }
 416
 417 static void gd_update_full_redraw(VirtualConsole *vc)
 418 {
 419     GtkWidget *area = vc->gfx.drawing_area;
 420     int ww, wh;
 421     gdk_drawable_get_size(gtk_widget_get_window(area), &ww, &wh);
 422     gtk_widget_queue_draw_area(area, 0, 0, ww, wh);
 423 }
 424
 425 static void gtk_release_modifiers(GtkDisplayState *s)
 426 {
 427     VirtualConsole *vc = gd_vc_find_current(s);
 428     int i, keycode;
 429
 430     if (vc->type != GD_VC_GFX) {
 431         return;
 432     }
 433     for (i = 0; i < ARRAY_SIZE(modifier_keycode); i++) {
 434         keycode = modifier_keycode[i];
 435         if (!s->modifier_pressed[i]) {
 436             continue;
 437         }
 438         qemu_input_event_send_key_number(vc->gfx.dcl.con, keycode, false);
 439         s->modifier_pressed[i] = false;
 440     }
 441 }
 442
 443 static void gd_widget_reparent(GtkWidget *from, GtkWidget *to,
 444                                GtkWidget *widget)
 445 {
 446     g_object_ref(G_OBJECT(widget));
 447     gtk_container_remove(GTK_CONTAINER(from), widget);
 448     gtk_container_add(GTK_CONTAINER(to), widget);
 449     g_object_unref(G_OBJECT(widget));
 450 }
 451
 452 /** DisplayState Callbacks **/
 453
 454 static void gd_update(DisplayChangeListener *dcl,
 455                       int x, int y, int w, int h)
 456 {
 457     VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
 458     int x1, x2, y1, y2;
 459     int mx, my;
 460     int fbw, fbh;
 461     int ww, wh;
 462
 463     trace_gd_update(vc->label, x, y, w, h);
 464
 465     if (!gtk_widget_get_realized(vc->gfx.drawing_area)) {
 466         return;
 467     }
 468
 469     if (vc->gfx.convert) {
 470         pixman_image_composite(PIXMAN_OP_SRC, vc->gfx.ds->image,
 471                                NULL, vc->gfx.convert,
 472                                x, y, 0, 0, x, y, w, h);
 473     }
 474
 475     x1 = floor(x * vc->gfx.scale_x);
 476     y1 = floor(y * vc->gfx.scale_y);
 477
 478     x2 = ceil(x * vc->gfx.scale_x + w * vc->gfx.scale_x);
 479     y2 = ceil(y * vc->gfx.scale_y + h * vc->gfx.scale_y);
 480
 481     fbw = surface_width(vc->gfx.ds) * vc->gfx.scale_x;
 482     fbh = surface_height(vc->gfx.ds) * vc->gfx.scale_y;
 483
 484     gdk_drawable_get_size(gtk_widget_get_window(vc->gfx.drawing_area),
 485                           &ww, &wh);
 486
 487     mx = my = 0;
 488     if (ww > fbw) {
 489         mx = (ww - fbw) / 2;
 490     }
 491     if (wh > fbh) {
 492         my = (wh - fbh) / 2;
 493     }
 494
 495     gtk_widget_queue_draw_area(vc->gfx.drawing_area,
 496                                mx + x1, my + y1, (x2 - x1), (y2 - y1));
 497 }
 498
 499 static void gd_refresh(DisplayChangeListener *dcl)
 500 {
 501     graphic_hw_update(dcl->con);
 502 }
 503
 504 #if GTK_CHECK_VERSION(3, 0, 0)
 505 static void gd_mouse_set(DisplayChangeListener *dcl,
 506                          int x, int y, int visible)
 507 {
 508     VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
 509     GdkDisplay *dpy;
 510     GdkDeviceManager *mgr;
 511     gint x_root, y_root;
 512
 513     if (qemu_input_is_absolute()) {
 514         return;
 515     }
 516
 517     dpy = gtk_widget_get_display(vc->gfx.drawing_area);
 518     mgr = gdk_display_get_device_manager(dpy);
 519     gdk_window_get_root_coords(gtk_widget_get_window(vc->gfx.drawing_area),
 520                                x, y, &x_root, &y_root);
 521     gdk_device_warp(gdk_device_manager_get_client_pointer(mgr),
 522                     gtk_widget_get_screen(vc->gfx.drawing_area),
 523                     x_root, y_root);
 524 }
 525 #else
 526 static void gd_mouse_set(DisplayChangeListener *dcl,
 527                          int x, int y, int visible)
 528 {
 529     VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
 530     gint x_root, y_root;
 531
 532     if (qemu_input_is_absolute()) {
 533         return;
 534     }
 535
 536     gdk_window_get_root_coords(gtk_widget_get_window(vc->gfx.drawing_area),
 537                                x, y, &x_root, &y_root);
 538     gdk_display_warp_pointer(gtk_widget_get_display(vc->gfx.drawing_area),
 539                              gtk_widget_get_screen(vc->gfx.drawing_area),
 540                              x_root, y_root);
 541 }
 542 #endif
 543
 544 static void gd_cursor_define(DisplayChangeListener *dcl,
 545                              QEMUCursor *c)
 546 {
 547     VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
 548     GdkPixbuf *pixbuf;
 549     GdkCursor *cursor;
 550
 551     if (!gtk_widget_get_realized(vc->gfx.drawing_area)) {
 552         return;
 553     }
 554
 555     pixbuf = gdk_pixbuf_new_from_data((guchar *)(c->data),
 556                                       GDK_COLORSPACE_RGB, true, 8,
 557                                       c->width, c->height, c->width * 4,
 558                                       NULL, NULL);
 559     cursor = gdk_cursor_new_from_pixbuf
 560         (gtk_widget_get_display(vc->gfx.drawing_area),
 561          pixbuf, c->hot_x, c->hot_y);
 562     gdk_window_set_cursor(gtk_widget_get_window(vc->gfx.drawing_area), cursor);
 563     g_object_unref(pixbuf);
 564 #if !GTK_CHECK_VERSION(3, 0, 0)
 565     gdk_cursor_unref(cursor);
 566 #else
 567     g_object_unref(cursor);
 568 #endif
 569 }
 570
 571 static void gd_switch(DisplayChangeListener *dcl,
 572                       DisplaySurface *surface)
 573 {
 574     VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
 575     bool resized = true;
 576
 577     trace_gd_switch(vc->label, surface_width(surface), surface_height(surface));
 578
 579     if (vc->gfx.surface) {
 580         cairo_surface_destroy(vc->gfx.surface);
 581     }
 582
 583     if (vc->gfx.ds &&
 584         surface_width(vc->gfx.ds) == surface_width(surface) &&
 585         surface_height(vc->gfx.ds) == surface_height(surface)) {
 586         resized = false;
 587     }
 588     vc->gfx.ds = surface;
 589
 590     if (vc->gfx.convert) {
 591         pixman_image_unref(vc->gfx.convert);
 592         vc->gfx.convert = NULL;
 593     }
 594
 595     if (surface->format == PIXMAN_x8r8g8b8) {
 596         /*
 597          * PIXMAN_x8r8g8b8 == CAIRO_FORMAT_RGB24
 598          *
 599          * No need to convert, use surface directly.  Should be the
 600          * common case as this is qemu_default_pixelformat(32) too.
 601          */
 602         vc->gfx.surface = cairo_image_surface_create_for_data
 603             (surface_data(surface),
 604              CAIRO_FORMAT_RGB24,
 605              surface_width(surface),
 606              surface_height(surface),
 607              surface_stride(surface));
 608     } else {
 609         /* Must convert surface, use pixman to do it. */
 610         vc->gfx.convert = pixman_image_create_bits(PIXMAN_x8r8g8b8,
 611                                                    surface_width(surface),
 612                                                    surface_height(surface),
 613                                                    NULL, 0);
 614         vc->gfx.surface = cairo_image_surface_create_for_data
 615             ((void *)pixman_image_get_data(vc->gfx.convert),
 616              CAIRO_FORMAT_RGB24,
 617              pixman_image_get_width(vc->gfx.convert),
 618              pixman_image_get_height(vc->gfx.convert),
 619              pixman_image_get_stride(vc->gfx.convert));
 620         pixman_image_composite(PIXMAN_OP_SRC, vc->gfx.ds->image,
 621                                NULL, vc->gfx.convert,
 622                                0, 0, 0, 0, 0, 0,
 623                                pixman_image_get_width(vc->gfx.convert),
 624                                pixman_image_get_height(vc->gfx.convert));
 625     }
 626
 627     if (resized) {
 628         gd_update_windowsize(vc);
 629     } else {
 630         gd_update_full_redraw(vc);
 631     }
 632 }
 633
 634 /** QEMU Events **/
 635
 636 static void gd_change_runstate(void *opaque, int running, RunState state)
 637 {
 638     GtkDisplayState *s = opaque;
 639
 640     gd_update_caption(s);
 641 }
 642
 643 static void gd_mouse_mode_change(Notifier *notify, void *data)
 644 {
 645     GtkDisplayState *s;
 646     int i;
 647
 648     s = container_of(notify, GtkDisplayState, mouse_mode_notifier);
 649     /* release the grab at switching to absolute mode */
 650     if (qemu_input_is_absolute() && gd_is_grab_active(s)) {
 651         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
 652                                        FALSE);
 653     }
 654     for (i = 0; i < s->nb_vcs; i++) {
 655         VirtualConsole *vc = &s->vc[i];
 656         gd_update_cursor(vc);
 657     }
 658 }
 659
 660 /** GTK Events **/
 661
 662 static gboolean gd_window_close(GtkWidget *widget, GdkEvent *event,
 663                                 void *opaque)
 664 {
 665     GtkDisplayState *s = opaque;
 666     int i;
 667
 668     if (!no_quit) {
 669         for (i = 0; i < s->nb_vcs; i++) {
 670             if (s->vc[i].type != GD_VC_GFX) {
 671                 continue;
 672             }
 673             unregister_displaychangelistener(&s->vc[i].gfx.dcl);
 674         }
 675         qmp_quit(NULL);
 676         return FALSE;
 677     }
 678
 679     return TRUE;
 680 }
 681
 682 static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque)
 683 {
 684     VirtualConsole *vc = opaque;
 685     GtkDisplayState *s = vc->s;
 686     int mx, my;
 687     int ww, wh;
 688     int fbw, fbh;
 689
 690     if (!gtk_widget_get_realized(widget)) {
 691         return FALSE;
 692     }
 693
 694     fbw = surface_width(vc->gfx.ds);
 695     fbh = surface_height(vc->gfx.ds);
 696
 697     gdk_drawable_get_size(gtk_widget_get_window(widget), &ww, &wh);
 698
 699     if (s->full_screen) {
 700         vc->gfx.scale_x = (double)ww / fbw;
 701         vc->gfx.scale_y = (double)wh / fbh;
 702     } else if (s->free_scale) {
 703         double sx, sy;
 704
 705         sx = (double)ww / fbw;
 706         sy = (double)wh / fbh;
 707
 708         vc->gfx.scale_x = vc->gfx.scale_y = MIN(sx, sy);
 709     }
 710
 711     fbw *= vc->gfx.scale_x;
 712     fbh *= vc->gfx.scale_y;
 713
 714     mx = my = 0;
 715     if (ww > fbw) {
 716         mx = (ww - fbw) / 2;
 717     }
 718     if (wh > fbh) {
 719         my = (wh - fbh) / 2;
 720     }
 721
 722     cairo_rectangle(cr, 0, 0, ww, wh);
 723
 724     /* Optionally cut out the inner area where the pixmap
 725        will be drawn. This avoids 'flashing' since we're
 726        not double-buffering. Note we're using the undocumented
 727        behaviour of drawing the rectangle from right to left
 728        to cut out the whole */
 729     cairo_rectangle(cr, mx + fbw, my,
 730                     -1 * fbw, fbh);
 731     cairo_fill(cr);
 732
 733     cairo_scale(cr, vc->gfx.scale_x, vc->gfx.scale_y);
 734     cairo_set_source_surface(cr, vc->gfx.surface,
 735                              mx / vc->gfx.scale_x, my / vc->gfx.scale_y);
 736     cairo_paint(cr);
 737
 738     return TRUE;
 739 }
 740
 741 #if !GTK_CHECK_VERSION(3, 0, 0)
 742 static gboolean gd_expose_event(GtkWidget *widget, GdkEventExpose *expose,
 743                                 void *opaque)
 744 {
 745     cairo_t *cr;
 746     gboolean ret;
 747
 748     cr = gdk_cairo_create(gtk_widget_get_window(widget));
 749     cairo_rectangle(cr,
 750                     expose->area.x,
 751                     expose->area.y,
 752                     expose->area.width,
 753                     expose->area.height);
 754     cairo_clip(cr);
 755
 756     ret = gd_draw_event(widget, cr, opaque);
 757
 758     cairo_destroy(cr);
 759
 760     return ret;
 761 }
 762 #endif
 763
 764 static gboolean gd_motion_event(GtkWidget *widget, GdkEventMotion *motion,
 765                                 void *opaque)
 766 {
 767     VirtualConsole *vc = opaque;
 768     GtkDisplayState *s = vc->s;
 769     int x, y;
 770     int mx, my;
 771     int fbh, fbw;
 772     int ww, wh;
 773
 774     fbw = surface_width(vc->gfx.ds) * vc->gfx.scale_x;
 775     fbh = surface_height(vc->gfx.ds) * vc->gfx.scale_y;
 776
 777     gdk_drawable_get_size(gtk_widget_get_window(vc->gfx.drawing_area),
 778                           &ww, &wh);
 779
 780     mx = my = 0;
 781     if (ww > fbw) {
 782         mx = (ww - fbw) / 2;
 783     }
 784     if (wh > fbh) {
 785         my = (wh - fbh) / 2;
 786     }
 787
 788     x = (motion->x - mx) / vc->gfx.scale_x;
 789     y = (motion->y - my) / vc->gfx.scale_y;
 790
 791     if (qemu_input_is_absolute()) {
 792         if (x < 0 || y < 0 ||
 793             x >= surface_width(vc->gfx.ds) ||
 794             y >= surface_height(vc->gfx.ds)) {
 795             return TRUE;
 796         }
 797         qemu_input_queue_abs(vc->gfx.dcl.con, INPUT_AXIS_X, x,
 798                              surface_width(vc->gfx.ds));
 799         qemu_input_queue_abs(vc->gfx.dcl.con, INPUT_AXIS_Y, y,
 800                              surface_height(vc->gfx.ds));
 801         qemu_input_event_sync();
 802     } else if (s->last_set && s->ptr_owner == vc) {
 803         qemu_input_queue_rel(vc->gfx.dcl.con, INPUT_AXIS_X, x - s->last_x);
 804         qemu_input_queue_rel(vc->gfx.dcl.con, INPUT_AXIS_Y, y - s->last_y);
 805         qemu_input_event_sync();
 806     }
 807     s->last_x = x;
 808     s->last_y = y;
 809     s->last_set = TRUE;
 810
 811     if (!qemu_input_is_absolute() && s->ptr_owner == vc) {
 812         GdkScreen *screen = gtk_widget_get_screen(vc->gfx.drawing_area);
 813         int x = (int)motion->x_root;
 814         int y = (int)motion->y_root;
 815
 816         /* In relative mode check to see if client pointer hit
 817          * one of the screen edges, and if so move it back by
 818          * 200 pixels. This is important because the pointer
 819          * in the server doesn't correspond 1-for-1, and so
 820          * may still be only half way across the screen. Without
 821          * this warp, the server pointer would thus appear to hit
 822          * an invisible wall */
 823         if (x == 0) {
 824             x += 200;
 825         }
 826         if (y == 0) {
 827             y += 200;
 828         }
 829         if (x == (gdk_screen_get_width(screen) - 1)) {
 830             x -= 200;
 831         }
 832         if (y == (gdk_screen_get_height(screen) - 1)) {
 833             y -= 200;
 834         }
 835
 836         if (x != (int)motion->x_root || y != (int)motion->y_root) {
 837 #if GTK_CHECK_VERSION(3, 0, 0)
 838             GdkDevice *dev = gdk_event_get_device((GdkEvent *)motion);
 839             gdk_device_warp(dev, screen, x, y);
 840 #else
 841             GdkDisplay *display = gtk_widget_get_display(widget);
 842             gdk_display_warp_pointer(display, screen, x, y);
 843 #endif
 844             s->last_set = FALSE;
 845             return FALSE;
 846         }
 847     }
 848     return TRUE;
 849 }
 850
 851 static gboolean gd_button_event(GtkWidget *widget, GdkEventButton *button,
 852                                 void *opaque)
 853 {
 854     VirtualConsole *vc = opaque;
 855     GtkDisplayState *s = vc->s;
 856     InputButton btn;
 857
 858     /* implicitly grab the input at the first click in the relative mode */
 859     if (button->button == 1 && button->type == GDK_BUTTON_PRESS &&
 860         !qemu_input_is_absolute() && s->ptr_owner != vc) {
 861         gd_ungrab_pointer(s);
 862         if (!vc->window) {
 863             gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
 864                                            TRUE);
 865         } else {
 866             gd_grab_pointer(vc);
 867             gd_update_caption(s);
 868         }
 869         return TRUE;
 870     }
 871
 872     if (button->button == 1) {
 873         btn = INPUT_BUTTON_LEFT;
 874     } else if (button->button == 2) {
 875         btn = INPUT_BUTTON_MIDDLE;
 876     } else if (button->button == 3) {
 877         btn = INPUT_BUTTON_RIGHT;
 878     } else {
 879         return TRUE;
 880     }
 881
 882     qemu_input_queue_btn(vc->gfx.dcl.con, btn,
 883                          button->type == GDK_BUTTON_PRESS);
 884     qemu_input_event_sync();
 885     return TRUE;
 886 }
 887
 888 static gboolean gd_scroll_event(GtkWidget *widget, GdkEventScroll *scroll,
 889                                 void *opaque)
 890 {
 891     VirtualConsole *vc = opaque;
 892     InputButton btn;
 893
 894     if (scroll->direction == GDK_SCROLL_UP) {
 895         btn = INPUT_BUTTON_WHEEL_UP;
 896     } else if (scroll->direction == GDK_SCROLL_DOWN) {
 897         btn = INPUT_BUTTON_WHEEL_DOWN;
 898     } else {
 899         return TRUE;
 900     }
 901
 902     qemu_input_queue_btn(vc->gfx.dcl.con, btn, true);
 903     qemu_input_event_sync();
 904     qemu_input_queue_btn(vc->gfx.dcl.con, btn, false);
 905     qemu_input_event_sync();
 906     return TRUE;
 907 }
 908
 909 static int gd_map_keycode(GtkDisplayState *s, GdkDisplay *dpy, int gdk_keycode)
 910 {
 911     int qemu_keycode;
 912
 913 #ifdef GDK_WINDOWING_WIN32
 914     if (GDK_IS_WIN32_DISPLAY(dpy)) {
 915         qemu_keycode = MapVirtualKey(gdk_keycode, MAPVK_VK_TO_VSC);
 916         switch (qemu_keycode) {
 917         case 103:   /* alt gr */
 918             qemu_keycode = 56 | SCANCODE_GREY;
 919             break;
 920         }
 921         return qemu_keycode;
 922     }
 923 #endif
 924
 925     if (gdk_keycode < 9) {
 926         qemu_keycode = 0;
 927     } else if (gdk_keycode < 97) {
 928         qemu_keycode = gdk_keycode - 8;
 929 #ifdef GDK_WINDOWING_X11
 930     } else if (GDK_IS_X11_DISPLAY(dpy) && gdk_keycode < 158) {
 931         if (s->has_evdev) {
 932             qemu_keycode = translate_evdev_keycode(gdk_keycode - 97);
 933         } else {
 934             qemu_keycode = translate_xfree86_keycode(gdk_keycode - 97);
 935         }
 936 #endif
 937     } else if (gdk_keycode == 208) { /* Hiragana_Katakana */
 938         qemu_keycode = 0x70;
 939     } else if (gdk_keycode == 211) { /* backslash */
 940         qemu_keycode = 0x73;
 941     } else {
 942         qemu_keycode = 0;
 943     }
 944
 945     return qemu_keycode;
 946 }
 947
 948 static gboolean gd_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque)
 949 {
 950     VirtualConsole *vc = opaque;
 951     GtkDisplayState *s = vc->s;
 952     int gdk_keycode = key->hardware_keycode;
 953     int qemu_keycode;
 954     int i;
 955
 956     if (key->keyval == GDK_KEY_Pause) {
 957         qemu_input_event_send_key_qcode(vc->gfx.dcl.con, Q_KEY_CODE_PAUSE,
 958                                         key->type == GDK_KEY_PRESS);
 959         return TRUE;
 960     }
 961
 962     qemu_keycode = gd_map_keycode(s, gtk_widget_get_display(widget),
 963                                   gdk_keycode);
 964
 965     trace_gd_key_event(vc->label, gdk_keycode, qemu_keycode,
 966                        (key->type == GDK_KEY_PRESS) ? "down" : "up");
 967
 968     for (i = 0; i < ARRAY_SIZE(modifier_keycode); i++) {
 969         if (qemu_keycode == modifier_keycode[i]) {
 970             s->modifier_pressed[i] = (key->type == GDK_KEY_PRESS);
 971         }
 972     }
 973
 974     qemu_input_event_send_key_number(vc->gfx.dcl.con, qemu_keycode,
 975                                      key->type == GDK_KEY_PRESS);
 976
 977     return TRUE;
 978 }
 979
 980 static gboolean gd_event(GtkWidget *widget, GdkEvent *event, void *opaque)
 981 {
 982     if (event->type == GDK_MOTION_NOTIFY) {
 983         return gd_motion_event(widget, &event->motion, opaque);
 984     }
 985     return FALSE;
 986 }
 987
 988 /** Window Menu Actions **/
 989
 990 static void gd_menu_pause(GtkMenuItem *item, void *opaque)
 991 {
 992     GtkDisplayState *s = opaque;
 993
 994     if (s->external_pause_update) {
 995         return;
 996     }
 997     if (runstate_is_running()) {
 998         qmp_stop(NULL);
 999     } else {
1000         qmp_cont(NULL);
1001     }
1002 }
1003
1004 static void gd_menu_reset(GtkMenuItem *item, void *opaque)
1005 {
1006     qmp_system_reset(NULL);
1007 }
1008
1009 static void gd_menu_powerdown(GtkMenuItem *item, void *opaque)
1010 {
1011     qmp_system_powerdown(NULL);
1012 }
1013
1014 static void gd_menu_quit(GtkMenuItem *item, void *opaque)
1015 {
1016     qmp_quit(NULL);
1017 }
1018
1019 static void gd_menu_switch_vc(GtkMenuItem *item, void *opaque)
1020 {
1021     GtkDisplayState *s = opaque;
1022     VirtualConsole *vc = gd_vc_find_by_menu(s);
1023     GtkNotebook *nb = GTK_NOTEBOOK(s->notebook);
1024     GtkWidget *child;
1025     gint page;
1026
1027     gtk_release_modifiers(s);
1028     if (vc) {
1029         page = gtk_notebook_page_num(nb, vc->tab_item);
1030         gtk_notebook_set_current_page(nb, page);
1031         child = gtk_notebook_get_nth_page(nb, page);
1032         gtk_widget_grab_focus(child);
1033     }
1034 }
1035
1036 static void gd_accel_switch_vc(void *opaque)
1037 {
1038     VirtualConsole *vc = opaque;
1039     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item), TRUE);
1040 }
1041
1042 static void gd_menu_show_tabs(GtkMenuItem *item, void *opaque)
1043 {
1044     GtkDisplayState *s = opaque;
1045     VirtualConsole *vc = gd_vc_find_current(s);
1046
1047     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->show_tabs_item))) {
1048         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), TRUE);
1049     } else {
1050         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1051     }
1052     gd_update_windowsize(vc);
1053 }
1054
1055 static gboolean gd_tab_window_close(GtkWidget *widget, GdkEvent *event,
1056                                     void *opaque)
1057 {
1058     VirtualConsole *vc = opaque;
1059     GtkDisplayState *s = vc->s;
1060
1061     gtk_widget_set_sensitive(vc->menu_item, true);
1062     gd_widget_reparent(vc->window, s->notebook, vc->tab_item);
1063     gtk_notebook_set_tab_label_text(GTK_NOTEBOOK(s->notebook),
1064                                     vc->tab_item, vc->label);
1065     gtk_widget_destroy(vc->window);
1066     vc->window = NULL;
1067     return TRUE;
1068 }
1069
1070 static gboolean gd_win_grab(void *opaque)
1071 {
1072     VirtualConsole *vc = opaque;
1073
1074     fprintf(stderr, "%s: %s\n", __func__, vc->label);
1075     if (vc->s->ptr_owner) {
1076         gd_ungrab_pointer(vc->s);
1077     } else {
1078         gd_grab_pointer(vc);
1079     }
1080     gd_update_caption(vc->s);
1081     return TRUE;
1082 }
1083
1084 static void gd_menu_untabify(GtkMenuItem *item, void *opaque)
1085 {
1086     GtkDisplayState *s = opaque;
1087     VirtualConsole *vc = gd_vc_find_current(s);
1088
1089     if (vc->type == GD_VC_GFX) {
1090         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1091                                        FALSE);
1092     }
1093     if (!vc->window) {
1094         gtk_widget_set_sensitive(vc->menu_item, false);
1095         vc->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
1096         gd_widget_reparent(s->notebook, vc->window, vc->tab_item);
1097
1098         g_signal_connect(vc->window, "delete-event",
1099                          G_CALLBACK(gd_tab_window_close), vc);
1100         gtk_widget_show_all(vc->window);
1101
1102         GtkAccelGroup *ag = gtk_accel_group_new();
1103         gtk_window_add_accel_group(GTK_WINDOW(vc->window), ag);
1104
1105         GClosure *cb = g_cclosure_new_swap(G_CALLBACK(gd_win_grab), vc, NULL);
1106         gtk_accel_group_connect(ag, GDK_KEY_g, HOTKEY_MODIFIERS, 0, cb);
1107
1108         gd_update_geometry_hints(vc);
1109         gd_update_caption(s);
1110     }
1111 }
1112
1113 static void gd_menu_full_screen(GtkMenuItem *item, void *opaque)
1114 {
1115     GtkDisplayState *s = opaque;
1116     VirtualConsole *vc = gd_vc_find_current(s);
1117
1118     if (!s->full_screen) {
1119         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1120         gtk_widget_hide(s->menu_bar);
1121         if (vc->type == GD_VC_GFX) {
1122             gtk_widget_set_size_request(vc->gfx.drawing_area, -1, -1);
1123             gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1124                                            TRUE);
1125         }
1126         gtk_window_fullscreen(GTK_WINDOW(s->window));
1127         s->full_screen = TRUE;
1128     } else {
1129         gtk_window_unfullscreen(GTK_WINDOW(s->window));
1130         gd_menu_show_tabs(GTK_MENU_ITEM(s->show_tabs_item), s);
1131         gtk_widget_show(s->menu_bar);
1132         s->full_screen = FALSE;
1133         if (vc->type == GD_VC_GFX) {
1134             vc->gfx.scale_x = 1.0;
1135             vc->gfx.scale_y = 1.0;
1136             gd_update_windowsize(vc);
1137             gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1138                                            FALSE);
1139         }
1140     }
1141
1142     gd_update_cursor(vc);
1143 }
1144
1145 static void gd_accel_full_screen(void *opaque)
1146 {
1147     GtkDisplayState *s = opaque;
1148     gtk_menu_item_activate(GTK_MENU_ITEM(s->full_screen_item));
1149 }
1150
1151 static void gd_menu_zoom_in(GtkMenuItem *item, void *opaque)
1152 {
1153     GtkDisplayState *s = opaque;
1154     VirtualConsole *vc = gd_vc_find_current(s);
1155
1156     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
1157                                    FALSE);
1158
1159     vc->gfx.scale_x += VC_SCALE_STEP;
1160     vc->gfx.scale_y += VC_SCALE_STEP;
1161
1162     gd_update_windowsize(vc);
1163 }
1164
1165 static void gd_menu_zoom_out(GtkMenuItem *item, void *opaque)
1166 {
1167     GtkDisplayState *s = opaque;
1168     VirtualConsole *vc = gd_vc_find_current(s);
1169
1170     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
1171                                    FALSE);
1172
1173     vc->gfx.scale_x -= VC_SCALE_STEP;
1174     vc->gfx.scale_y -= VC_SCALE_STEP;
1175
1176     vc->gfx.scale_x = MAX(vc->gfx.scale_x, VC_SCALE_MIN);
1177     vc->gfx.scale_y = MAX(vc->gfx.scale_y, VC_SCALE_MIN);
1178
1179     gd_update_windowsize(vc);
1180 }
1181
1182 static void gd_menu_zoom_fixed(GtkMenuItem *item, void *opaque)
1183 {
1184     GtkDisplayState *s = opaque;
1185     VirtualConsole *vc = gd_vc_find_current(s);
1186
1187     vc->gfx.scale_x = 1.0;
1188     vc->gfx.scale_y = 1.0;
1189
1190     gd_update_windowsize(vc);
1191 }
1192
1193 static void gd_menu_zoom_fit(GtkMenuItem *item, void *opaque)
1194 {
1195     GtkDisplayState *s = opaque;
1196     VirtualConsole *vc = gd_vc_find_current(s);
1197
1198     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item))) {
1199         s->free_scale = TRUE;
1200     } else {
1201         s->free_scale = FALSE;
1202         vc->gfx.scale_x = 1.0;
1203         vc->gfx.scale_y = 1.0;
1204     }
1205
1206     gd_update_windowsize(vc);
1207     gd_update_full_redraw(vc);
1208 }
1209
1210 #if GTK_CHECK_VERSION(3, 0, 0)
1211 static void gd_grab_devices(VirtualConsole *vc, bool grab,
1212                             GdkInputSource source, GdkEventMask mask,
1213                             GdkCursor *cursor)
1214 {
1215     GdkDisplay *display = gtk_widget_get_display(vc->gfx.drawing_area);
1216     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
1217     GList *devs = gdk_device_manager_list_devices(mgr, GDK_DEVICE_TYPE_MASTER);
1218     GList *tmp = devs;
1219
1220     for (tmp = devs; tmp; tmp = tmp->next) {
1221         GdkDevice *dev = tmp->data;
1222         if (gdk_device_get_source(dev) != source) {
1223             continue;
1224         }
1225         if (grab) {
1226             GdkWindow *win = gtk_widget_get_window(vc->gfx.drawing_area);
1227             gdk_device_grab(dev, win, GDK_OWNERSHIP_NONE, FALSE,
1228                             mask, cursor, GDK_CURRENT_TIME);
1229         } else {
1230             gdk_device_ungrab(dev, GDK_CURRENT_TIME);
1231         }
1232     }
1233     g_list_free(devs);
1234 }
1235 #endif
1236
1237 static void gd_grab_keyboard(VirtualConsole *vc)
1238 {
1239 #if GTK_CHECK_VERSION(3, 0, 0)
1240     gd_grab_devices(vc, true, GDK_SOURCE_KEYBOARD,
1241                    GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK,
1242                    NULL);
1243 #else
1244     gdk_keyboard_grab(gtk_widget_get_window(vc->gfx.drawing_area),
1245                       FALSE,
1246                       GDK_CURRENT_TIME);
1247 #endif
1248     vc->s->kbd_owner = vc;
1249     trace_gd_grab(vc->label, "kbd", true);
1250 }
1251
1252 static void gd_ungrab_keyboard(GtkDisplayState *s)
1253 {
1254     VirtualConsole *vc = s->kbd_owner;
1255
1256     if (vc == NULL) {
1257         return;
1258     }
1259     s->kbd_owner = NULL;
1260
1261 #if GTK_CHECK_VERSION(3, 0, 0)
1262     gd_grab_devices(vc, false, GDK_SOURCE_KEYBOARD, 0, NULL);
1263 #else
1264     gdk_keyboard_ungrab(GDK_CURRENT_TIME);
1265 #endif
1266     trace_gd_grab(vc->label, "kbd", false);
1267 }
1268
1269 static void gd_grab_pointer(VirtualConsole *vc)
1270 {
1271     GdkDisplay *display = gtk_widget_get_display(vc->gfx.drawing_area);
1272 #if GTK_CHECK_VERSION(3, 0, 0)
1273     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
1274     gd_grab_devices(vc, true, GDK_SOURCE_MOUSE,
1275                     GDK_POINTER_MOTION_MASK |
1276                     GDK_BUTTON_PRESS_MASK |
1277                     GDK_BUTTON_RELEASE_MASK |
1278                     GDK_BUTTON_MOTION_MASK |
1279                     GDK_SCROLL_MASK,
1280                     vc->s->null_cursor);
1281     gdk_device_get_position(gdk_device_manager_get_client_pointer(mgr),
1282                             NULL, &vc->s->grab_x_root, &vc->s->grab_y_root);
1283 #else
1284     gdk_pointer_grab(gtk_widget_get_window(vc->gfx.drawing_area),
1285                      FALSE, /* All events to come to our window directly */
1286                      GDK_POINTER_MOTION_MASK |
1287                      GDK_BUTTON_PRESS_MASK |
1288                      GDK_BUTTON_RELEASE_MASK |
1289                      GDK_BUTTON_MOTION_MASK |
1290                      GDK_SCROLL_MASK,
1291                      NULL, /* Allow cursor to move over entire desktop */
1292                      vc->s->null_cursor,
1293                      GDK_CURRENT_TIME);
1294     gdk_display_get_pointer(display, NULL,
1295                             &vc->s->grab_x_root, &vc->s->grab_y_root, NULL);
1296 #endif
1297     vc->s->ptr_owner = vc;
1298     trace_gd_grab(vc->label, "ptr", true);
1299 }
1300
1301 static void gd_ungrab_pointer(GtkDisplayState *s)
1302 {
1303     VirtualConsole *vc = s->ptr_owner;
1304
1305     if (vc == NULL) {
1306         return;
1307     }
1308     s->ptr_owner = NULL;
1309
1310     GdkDisplay *display = gtk_widget_get_display(vc->gfx.drawing_area);
1311 #if GTK_CHECK_VERSION(3, 0, 0)
1312     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
1313     gd_grab_devices(vc, false, GDK_SOURCE_MOUSE, 0, NULL);
1314     gdk_device_warp(gdk_device_manager_get_client_pointer(mgr),
1315                     gtk_widget_get_screen(vc->gfx.drawing_area),
1316                     vc->s->grab_x_root, vc->s->grab_y_root);
1317 #else
1318     gdk_pointer_ungrab(GDK_CURRENT_TIME);
1319     gdk_display_warp_pointer(display,
1320                              gtk_widget_get_screen(vc->gfx.drawing_area),
1321                              vc->s->grab_x_root, vc->s->grab_y_root);
1322 #endif
1323     trace_gd_grab(vc->label, "ptr", false);
1324 }
1325
1326 static void gd_menu_grab_input(GtkMenuItem *item, void *opaque)
1327 {
1328     GtkDisplayState *s = opaque;
1329     VirtualConsole *vc = gd_vc_find_current(s);
1330
1331     if (gd_is_grab_active(s)) {
1332         if (!gd_grab_on_hover(s)) {
1333             gd_grab_keyboard(vc);
1334         }
1335         gd_grab_pointer(vc);
1336     } else {
1337         gd_ungrab_keyboard(s);
1338         gd_ungrab_pointer(s);
1339     }
1340
1341     gd_update_caption(s);
1342     gd_update_cursor(vc);
1343 }
1344
1345 static void gd_change_page(GtkNotebook *nb, gpointer arg1, guint arg2,
1346                            gpointer data)
1347 {
1348     GtkDisplayState *s = data;
1349     VirtualConsole *vc;
1350     gboolean on_vga;
1351
1352     if (!gtk_widget_get_realized(s->notebook)) {
1353         return;
1354     }
1355
1356 #ifdef VTE_RESIZE_HACK
1357     vc = gd_vc_find_current(s);
1358     if (vc && vc->type == GD_VC_VTE) {
1359         gtk_widget_hide(vc->vte.terminal);
1360     }
1361 #endif
1362     vc = gd_vc_find_by_page(s, arg2);
1363     if (!vc) {
1364         return;
1365     }
1366 #ifdef VTE_RESIZE_HACK
1367     if (vc->type == GD_VC_VTE) {
1368         gtk_widget_show(vc->vte.terminal);
1369     }
1370 #endif
1371     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item),
1372                                    TRUE);
1373     on_vga = (vc->type == GD_VC_GFX);
1374     if (!on_vga) {
1375         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1376                                        FALSE);
1377     } else if (s->full_screen) {
1378         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1379                                        TRUE);
1380     }
1381     gtk_widget_set_sensitive(s->grab_item, on_vga);
1382
1383     gd_update_windowsize(vc);
1384     gd_update_cursor(vc);
1385 }
1386
1387 static gboolean gd_enter_event(GtkWidget *widget, GdkEventCrossing *crossing,
1388                                gpointer opaque)
1389 {
1390     VirtualConsole *vc = opaque;
1391     GtkDisplayState *s = vc->s;
1392
1393     if (gd_grab_on_hover(s)) {
1394         gd_ungrab_keyboard(s);
1395         gd_grab_keyboard(vc);
1396         gd_update_caption(s);
1397     }
1398     return TRUE;
1399 }
1400
1401 static gboolean gd_leave_event(GtkWidget *widget, GdkEventCrossing *crossing,
1402                                gpointer opaque)
1403 {
1404     VirtualConsole *vc = opaque;
1405     GtkDisplayState *s = vc->s;
1406
1407     if (gd_grab_on_hover(s)) {
1408         gd_ungrab_keyboard(s);
1409         gd_update_caption(s);
1410     }
1411     return TRUE;
1412 }
1413
1414 static gboolean gd_focus_out_event(GtkWidget *widget,
1415                                    GdkEventCrossing *crossing, gpointer opaque)
1416 {
1417     VirtualConsole *vc = opaque;
1418     GtkDisplayState *s = vc->s;
1419
1420     gtk_release_modifiers(s);
1421     return TRUE;
1422 }
1423
1424 /** Virtual Console Callbacks **/
1425
1426 static GSList *gd_vc_menu_init(GtkDisplayState *s, VirtualConsole *vc,
1427                                int idx, GSList *group, GtkWidget *view_menu)
1428 {
1429     vc->menu_item = gtk_radio_menu_item_new_with_mnemonic(group, vc->label);
1430     gtk_accel_group_connect(s->accel_group, GDK_KEY_1 + idx,
1431             HOTKEY_MODIFIERS, 0,
1432             g_cclosure_new_swap(G_CALLBACK(gd_accel_switch_vc), vc, NULL));
1433 #if GTK_CHECK_VERSION(3, 8, 0)
1434     gtk_accel_label_set_accel(
1435             GTK_ACCEL_LABEL(gtk_bin_get_child(GTK_BIN(vc->menu_item))),
1436             GDK_KEY_1 + idx, HOTKEY_MODIFIERS);
1437 #endif
1438
1439     g_signal_connect(vc->menu_item, "activate",
1440                      G_CALLBACK(gd_menu_switch_vc), s);
1441     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), vc->menu_item);
1442
1443     group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(vc->menu_item));
1444     return group;
1445 }
1446
1447 #if defined(CONFIG_VTE)
1448 static void gd_vc_adjustment_changed(GtkAdjustment *adjustment, void *opaque)
1449 {
1450     VirtualConsole *vc = opaque;
1451
1452     if (gtk_adjustment_get_upper(adjustment) >
1453         gtk_adjustment_get_page_size(adjustment)) {
1454         gtk_widget_show(vc->vte.scrollbar);
1455     } else {
1456         gtk_widget_hide(vc->vte.scrollbar);
1457     }
1458 }
1459
1460 static int gd_vc_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1461 {
1462     VirtualConsole *vc = chr->opaque;
1463
1464     vte_terminal_feed(VTE_TERMINAL(vc->vte.terminal), (const char *)buf, len);
1465     return len;
1466 }
1467
1468 static int nb_vcs;
1469 static CharDriverState *vcs[MAX_VCS];
1470
1471 static CharDriverState *gd_vc_handler(ChardevVC *unused)
1472 {
1473     CharDriverState *chr;
1474
1475     chr = g_malloc0(sizeof(*chr));
1476     chr->chr_write = gd_vc_chr_write;
1477     /* defer OPENED events until our vc is fully initialized */
1478     chr->explicit_be_open = true;
1479
1480     vcs[nb_vcs++] = chr;
1481
1482     return chr;
1483 }
1484
1485 static gboolean gd_vc_in(VteTerminal *terminal, gchar *text, guint size,
1486                          gpointer user_data)
1487 {
1488     VirtualConsole *vc = user_data;
1489
1490     qemu_chr_be_write(vc->vte.chr, (uint8_t  *)text, (unsigned int)size);
1491     return TRUE;
1492 }
1493
1494 static GSList *gd_vc_vte_init(GtkDisplayState *s, VirtualConsole *vc,
1495                               CharDriverState *chr, int idx,
1496                               GSList *group, GtkWidget *view_menu)
1497 {
1498     char buffer[32];
1499     GtkWidget *box;
1500     GtkWidget *scrollbar;
1501     GtkAdjustment *vadjustment;
1502
1503     vc->s = s;
1504     vc->vte.chr = chr;
1505
1506     snprintf(buffer, sizeof(buffer), "vc%d", idx);
1507     vc->label = g_strdup_printf("%s", vc->vte.chr->label
1508                                 ? vc->vte.chr->label : buffer);
1509     group = gd_vc_menu_init(s, vc, idx, group, view_menu);
1510
1511     vc->vte.terminal = vte_terminal_new();
1512     g_signal_connect(vc->vte.terminal, "commit", G_CALLBACK(gd_vc_in), vc);
1513
1514     vte_terminal_set_scrollback_lines(VTE_TERMINAL(vc->vte.terminal), -1);
1515     vte_terminal_set_size(VTE_TERMINAL(vc->vte.terminal),
1516                           VC_TERM_X_MIN, VC_TERM_Y_MIN);
1517
1518 #if VTE_CHECK_VERSION(0, 28, 0) && GTK_CHECK_VERSION(3, 0, 0)
1519     vadjustment = gtk_scrollable_get_vadjustment
1520         (GTK_SCROLLABLE(vc->vte.terminal));
1521 #else
1522     vadjustment = vte_terminal_get_adjustment(VTE_TERMINAL(vc->vte.terminal));
1523 #endif
1524
1525 #if GTK_CHECK_VERSION(3, 0, 0)
1526     box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 2);
1527     scrollbar = gtk_scrollbar_new(GTK_ORIENTATION_VERTICAL, vadjustment);
1528 #else
1529     box = gtk_hbox_new(false, 2);
1530     scrollbar = gtk_vscrollbar_new(vadjustment);
1531 #endif
1532
1533     gtk_box_pack_start(GTK_BOX(box), vc->vte.terminal, TRUE, TRUE, 0);
1534     gtk_box_pack_start(GTK_BOX(box), scrollbar, FALSE, FALSE, 0);
1535
1536     vc->vte.chr->opaque = vc;
1537     vc->vte.box = box;
1538     vc->vte.scrollbar = scrollbar;
1539
1540     g_signal_connect(vadjustment, "changed",
1541                      G_CALLBACK(gd_vc_adjustment_changed), vc);
1542
1543     vc->type = GD_VC_VTE;
1544     vc->tab_item = box;
1545     gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), vc->tab_item,
1546                              gtk_label_new(vc->label));
1547
1548     qemu_chr_be_generic_open(vc->vte.chr);
1549     if (vc->vte.chr->init) {
1550         vc->vte.chr->init(vc->vte.chr);
1551     }
1552
1553     return group;
1554 }
1555
1556 static void gd_vcs_init(GtkDisplayState *s, GSList *group,
1557                         GtkWidget *view_menu)
1558 {
1559     int i;
1560
1561     for (i = 0; i < nb_vcs; i++) {
1562         VirtualConsole *vc = &s->vc[s->nb_vcs];
1563         group = gd_vc_vte_init(s, vc, vcs[i], s->nb_vcs, group, view_menu);
1564         s->nb_vcs++;
1565     }
1566 }
1567 #endif /* CONFIG_VTE */
1568
1569 /** Window Creation **/
1570
1571 static void gd_connect_vc_gfx_signals(VirtualConsole *vc)
1572 {
1573 #if GTK_CHECK_VERSION(3, 0, 0)
1574     g_signal_connect(vc->gfx.drawing_area, "draw",
1575                      G_CALLBACK(gd_draw_event), vc);
1576 #else
1577     g_signal_connect(vc->gfx.drawing_area, "expose-event",
1578                      G_CALLBACK(gd_expose_event), vc);
1579 #endif
1580     g_signal_connect(vc->gfx.drawing_area, "event",
1581                      G_CALLBACK(gd_event), vc);
1582     g_signal_connect(vc->gfx.drawing_area, "button-press-event",
1583                      G_CALLBACK(gd_button_event), vc);
1584     g_signal_connect(vc->gfx.drawing_area, "button-release-event",
1585                      G_CALLBACK(gd_button_event), vc);
1586     g_signal_connect(vc->gfx.drawing_area, "scroll-event",
1587                      G_CALLBACK(gd_scroll_event), vc);
1588     g_signal_connect(vc->gfx.drawing_area, "key-press-event",
1589                      G_CALLBACK(gd_key_event), vc);
1590     g_signal_connect(vc->gfx.drawing_area, "key-release-event",
1591                      G_CALLBACK(gd_key_event), vc);
1592
1593     g_signal_connect(vc->gfx.drawing_area, "enter-notify-event",
1594                      G_CALLBACK(gd_enter_event), vc);
1595     g_signal_connect(vc->gfx.drawing_area, "leave-notify-event",
1596                      G_CALLBACK(gd_leave_event), vc);
1597     g_signal_connect(vc->gfx.drawing_area, "focus-out-event",
1598                      G_CALLBACK(gd_focus_out_event), vc);
1599 }
1600
1601 static void gd_connect_signals(GtkDisplayState *s)
1602 {
1603     g_signal_connect(s->show_tabs_item, "activate",
1604                      G_CALLBACK(gd_menu_show_tabs), s);
1605     g_signal_connect(s->untabify_item, "activate",
1606                      G_CALLBACK(gd_menu_untabify), s);
1607
1608     g_signal_connect(s->window, "delete-event",
1609                      G_CALLBACK(gd_window_close), s);
1610
1611     g_signal_connect(s->pause_item, "activate",
1612                      G_CALLBACK(gd_menu_pause), s);
1613     g_signal_connect(s->reset_item, "activate",
1614                      G_CALLBACK(gd_menu_reset), s);
1615     g_signal_connect(s->powerdown_item, "activate",
1616                      G_CALLBACK(gd_menu_powerdown), s);
1617     g_signal_connect(s->quit_item, "activate",
1618                      G_CALLBACK(gd_menu_quit), s);
1619     g_signal_connect(s->full_screen_item, "activate",
1620                      G_CALLBACK(gd_menu_full_screen), s);
1621     g_signal_connect(s->zoom_in_item, "activate",
1622                      G_CALLBACK(gd_menu_zoom_in), s);
1623     g_signal_connect(s->zoom_out_item, "activate",
1624                      G_CALLBACK(gd_menu_zoom_out), s);
1625     g_signal_connect(s->zoom_fixed_item, "activate",
1626                      G_CALLBACK(gd_menu_zoom_fixed), s);
1627     g_signal_connect(s->zoom_fit_item, "activate",
1628                      G_CALLBACK(gd_menu_zoom_fit), s);
1629     g_signal_connect(s->grab_item, "activate",
1630                      G_CALLBACK(gd_menu_grab_input), s);
1631     g_signal_connect(s->notebook, "switch-page",
1632                      G_CALLBACK(gd_change_page), s);
1633 }
1634
1635 static GtkWidget *gd_create_menu_machine(GtkDisplayState *s)
1636 {
1637     GtkWidget *machine_menu;
1638     GtkWidget *separator;
1639
1640     machine_menu = gtk_menu_new();
1641     gtk_menu_set_accel_group(GTK_MENU(machine_menu), s->accel_group);
1642
1643     s->pause_item = gtk_check_menu_item_new_with_mnemonic(_("_Pause"));
1644     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->pause_item);
1645
1646     separator = gtk_separator_menu_item_new();
1647     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), separator);
1648
1649     s->reset_item = gtk_menu_item_new_with_mnemonic(_("_Reset"));
1650     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->reset_item);
1651
1652     s->powerdown_item = gtk_menu_item_new_with_mnemonic(_("Power _Down"));
1653     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->powerdown_item);
1654
1655     separator = gtk_separator_menu_item_new();
1656     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), separator);
1657
1658     s->quit_item = gtk_menu_item_new_with_mnemonic(_("_Quit"));
1659     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->quit_item),
1660                                  "<QEMU>/Machine/Quit");
1661     gtk_accel_map_add_entry("<QEMU>/Machine/Quit",
1662                             GDK_KEY_q, HOTKEY_MODIFIERS);
1663     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->quit_item);
1664
1665     return machine_menu;
1666 }
1667
1668 static const DisplayChangeListenerOps dcl_ops = {
1669     .dpy_name             = "gtk",
1670     .dpy_gfx_update       = gd_update,
1671     .dpy_gfx_switch       = gd_switch,
1672     .dpy_gfx_check_format = qemu_pixman_check_format,
1673     .dpy_refresh          = gd_refresh,
1674     .dpy_mouse_set        = gd_mouse_set,
1675     .dpy_cursor_define    = gd_cursor_define,
1676 };
1677
1678 static GSList *gd_vc_gfx_init(GtkDisplayState *s, VirtualConsole *vc,
1679                               QemuConsole *con, int idx,
1680                               GSList *group, GtkWidget *view_menu)
1681 {
1682     Object *obj;
1683
1684     obj = object_property_get_link(OBJECT(con), "device", NULL);
1685     if (obj) {
1686         vc->label = g_strdup_printf("%s", object_get_typename(obj));
1687     } else {
1688         vc->label = g_strdup_printf("VGA");
1689     }
1690
1691     vc->s = s;
1692     vc->gfx.scale_x = 1.0;
1693     vc->gfx.scale_y = 1.0;
1694
1695     vc->gfx.drawing_area = gtk_drawing_area_new();
1696     gtk_widget_add_events(vc->gfx.drawing_area,
1697                           GDK_POINTER_MOTION_MASK |
1698                           GDK_BUTTON_PRESS_MASK |
1699                           GDK_BUTTON_RELEASE_MASK |
1700                           GDK_BUTTON_MOTION_MASK |
1701                           GDK_ENTER_NOTIFY_MASK |
1702                           GDK_LEAVE_NOTIFY_MASK |
1703                           GDK_SCROLL_MASK |
1704                           GDK_KEY_PRESS_MASK);
1705     gtk_widget_set_can_focus(vc->gfx.drawing_area, TRUE);
1706
1707     vc->type = GD_VC_GFX;
1708     vc->tab_item = vc->gfx.drawing_area;
1709     gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook),
1710                              vc->tab_item, gtk_label_new(vc->label));
1711     gd_connect_vc_gfx_signals(vc);
1712
1713     group = gd_vc_menu_init(s, vc, idx, group, view_menu);
1714
1715     vc->gfx.dcl.ops = &dcl_ops;
1716     vc->gfx.dcl.con = con;
1717     register_displaychangelistener(&vc->gfx.dcl);
1718
1719     return group;
1720 }
1721
1722 static GtkWidget *gd_create_menu_view(GtkDisplayState *s)
1723 {
1724     GSList *group = NULL;
1725     GtkWidget *view_menu;
1726     GtkWidget *separator;
1727     QemuConsole *con;
1728     int vc;
1729
1730     view_menu = gtk_menu_new();
1731     gtk_menu_set_accel_group(GTK_MENU(view_menu), s->accel_group);
1732
1733     s->full_screen_item = gtk_menu_item_new_with_mnemonic(_("_Fullscreen"));
1734
1735     gtk_accel_group_connect(s->accel_group, GDK_KEY_f, HOTKEY_MODIFIERS, 0,
1736             g_cclosure_new_swap(G_CALLBACK(gd_accel_full_screen), s, NULL));
1737 #if GTK_CHECK_VERSION(3, 8, 0)
1738     gtk_accel_label_set_accel(
1739             GTK_ACCEL_LABEL(gtk_bin_get_child(GTK_BIN(s->full_screen_item))),
1740             GDK_KEY_f, HOTKEY_MODIFIERS);
1741 #endif
1742     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->full_screen_item);
1743
1744     separator = gtk_separator_menu_item_new();
1745     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1746
1747     s->zoom_in_item = gtk_menu_item_new_with_mnemonic(_("Zoom _In"));
1748     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_in_item),
1749                                  "<QEMU>/View/Zoom In");
1750     gtk_accel_map_add_entry("<QEMU>/View/Zoom In", GDK_KEY_plus,
1751                             HOTKEY_MODIFIERS);
1752     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_in_item);
1753
1754     s->zoom_out_item = gtk_menu_item_new_with_mnemonic(_("Zoom _Out"));
1755     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_out_item),
1756                                  "<QEMU>/View/Zoom Out");
1757     gtk_accel_map_add_entry("<QEMU>/View/Zoom Out", GDK_KEY_minus,
1758                             HOTKEY_MODIFIERS);
1759     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_out_item);
1760
1761     s->zoom_fixed_item = gtk_menu_item_new_with_mnemonic(_("Best _Fit"));
1762     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_fixed_item),
1763                                  "<QEMU>/View/Zoom Fixed");
1764     gtk_accel_map_add_entry("<QEMU>/View/Zoom Fixed", GDK_KEY_0,
1765                             HOTKEY_MODIFIERS);
1766     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_fixed_item);
1767
1768     s->zoom_fit_item = gtk_check_menu_item_new_with_mnemonic(_("Zoom To _Fit"));
1769     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_fit_item);
1770
1771     separator = gtk_separator_menu_item_new();
1772     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1773
1774     s->grab_on_hover_item = gtk_check_menu_item_new_with_mnemonic(_("Grab On _Hover"));
1775     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->grab_on_hover_item);
1776
1777     s->grab_item = gtk_check_menu_item_new_with_mnemonic(_("_Grab Input"));
1778     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->grab_item),
1779                                  "<QEMU>/View/Grab Input");
1780     gtk_accel_map_add_entry("<QEMU>/View/Grab Input", GDK_KEY_g,
1781                             HOTKEY_MODIFIERS);
1782     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->grab_item);
1783
1784     separator = gtk_separator_menu_item_new();
1785     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1786
1787     /* gfx */
1788     for (vc = 0;; vc++) {
1789         con = qemu_console_lookup_by_index(vc);
1790         if (!con || !qemu_console_is_graphic(con)) {
1791             break;
1792         }
1793         group = gd_vc_gfx_init(s, &s->vc[vc], con,
1794                                vc, group, view_menu);
1795         s->nb_vcs++;
1796     }
1797
1798 #if defined(CONFIG_VTE)
1799     /* vte */
1800     gd_vcs_init(s, group, view_menu);
1801 #endif
1802
1803     separator = gtk_separator_menu_item_new();
1804     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1805
1806     s->show_tabs_item = gtk_check_menu_item_new_with_mnemonic(_("Show _Tabs"));
1807     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->show_tabs_item);
1808
1809     s->untabify_item = gtk_menu_item_new_with_mnemonic(_("Detach Tab"));
1810     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->untabify_item);
1811
1812     return view_menu;
1813 }
1814
1815 static void gd_create_menus(GtkDisplayState *s)
1816 {
1817     s->accel_group = gtk_accel_group_new();
1818     s->machine_menu = gd_create_menu_machine(s);
1819     s->view_menu = gd_create_menu_view(s);
1820
1821     s->machine_menu_item = gtk_menu_item_new_with_mnemonic(_("_Machine"));
1822     gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->machine_menu_item),
1823                               s->machine_menu);
1824     gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->machine_menu_item);
1825
1826     s->view_menu_item = gtk_menu_item_new_with_mnemonic(_("_View"));
1827     gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->view_menu_item), s->view_menu);
1828     gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->view_menu_item);
1829
1830     g_object_set_data(G_OBJECT(s->window), "accel_group", s->accel_group);
1831     gtk_window_add_accel_group(GTK_WINDOW(s->window), s->accel_group);
1832 }
1833
1834 static void gd_set_keycode_type(GtkDisplayState *s)
1835 {
1836 #ifdef GDK_WINDOWING_X11
1837     GdkDisplay *display = gtk_widget_get_display(s->window);
1838     if (GDK_IS_X11_DISPLAY(display)) {
1839         Display *x11_display = gdk_x11_display_get_xdisplay(display);
1840         XkbDescPtr desc = XkbGetKeyboard(x11_display, XkbGBN_AllComponentsMask,
1841                                          XkbUseCoreKbd);
1842         char *keycodes = NULL;
1843
1844         if (desc && desc->names) {
1845             keycodes = XGetAtomName(x11_display, desc->names->keycodes);
1846         }
1847         if (keycodes == NULL) {
1848             fprintf(stderr, "could not lookup keycode name\n");
1849         } else if (strstart(keycodes, "evdev", NULL)) {
1850             s->has_evdev = true;
1851         } else if (!strstart(keycodes, "xfree86", NULL)) {
1852             fprintf(stderr, "unknown keycodes `%s', please report to "
1853                     "qemu-devel@nongnu.org\n", keycodes);
1854         }
1855
1856         if (desc) {
1857             XkbFreeKeyboard(desc, XkbGBN_AllComponentsMask, True);
1858         }
1859         if (keycodes) {
1860             XFree(keycodes);
1861         }
1862     }
1863 #endif
1864 }
1865
1866 void gtk_display_init(DisplayState *ds, bool full_screen, bool grab_on_hover)
1867 {
1868     GtkDisplayState *s = g_malloc0(sizeof(*s));
1869     char *filename;
1870
1871     gtk_init(NULL, NULL);
1872
1873     s->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
1874 #if GTK_CHECK_VERSION(3, 2, 0)
1875     s->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
1876 #else
1877     s->vbox = gtk_vbox_new(FALSE, 0);
1878 #endif
1879     s->notebook = gtk_notebook_new();
1880     s->menu_bar = gtk_menu_bar_new();
1881
1882     s->free_scale = FALSE;
1883
1884     setlocale(LC_ALL, "");
1885     bindtextdomain("qemu", CONFIG_QEMU_LOCALEDIR);
1886     textdomain("qemu");
1887
1888     s->null_cursor = gdk_cursor_new(GDK_BLANK_CURSOR);
1889
1890     s->mouse_mode_notifier.notify = gd_mouse_mode_change;
1891     qemu_add_mouse_mode_change_notifier(&s->mouse_mode_notifier);
1892     qemu_add_vm_change_state_handler(gd_change_runstate, s);
1893
1894     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "qemu_logo_no_text.svg");
1895     if (filename) {
1896         GError *error = NULL;
1897         GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file(filename, &error);
1898         if (pixbuf) {
1899             gtk_window_set_icon(GTK_WINDOW(s->window), pixbuf);
1900         } else {
1901             g_error_free(error);
1902         }
1903         g_free(filename);
1904     }
1905
1906     gd_create_menus(s);
1907
1908     gd_connect_signals(s);
1909
1910     gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1911     gtk_notebook_set_show_border(GTK_NOTEBOOK(s->notebook), FALSE);
1912
1913     gd_update_caption(s);
1914
1915     gtk_box_pack_start(GTK_BOX(s->vbox), s->menu_bar, FALSE, TRUE, 0);
1916     gtk_box_pack_start(GTK_BOX(s->vbox), s->notebook, TRUE, TRUE, 0);
1917
1918     gtk_container_add(GTK_CONTAINER(s->window), s->vbox);
1919
1920     gtk_widget_show_all(s->window);
1921
1922 #ifdef VTE_RESIZE_HACK
1923     {
1924         VirtualConsole *cur = gd_vc_find_current(s);
1925         if (cur) {
1926             int i;
1927
1928             for (i = 0; i < s->nb_vcs; i++) {
1929                 VirtualConsole *vc = &s->vc[i];
1930                 if (vc && vc->type == GD_VC_VTE && vc != cur) {
1931                     gtk_widget_hide(vc->vte.terminal);
1932                 }
1933             }
1934             gd_update_windowsize(cur);
1935         }
1936     }
1937 #endif
1938
1939     if (full_screen) {
1940         gtk_menu_item_activate(GTK_MENU_ITEM(s->full_screen_item));
1941     }
1942     if (grab_on_hover) {
1943         gtk_menu_item_activate(GTK_MENU_ITEM(s->grab_on_hover_item));
1944     }
1945
1946     gd_set_keycode_type(s);
1947 }
1948
1949 void early_gtk_display_init(void)
1950 {
1951 #if defined(CONFIG_VTE)
1952     register_vc_handler(gd_vc_handler);
1953 #endif
1954 }