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 #include "qemu-common.h"
  38
  39 #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
  40 /* Work around an -Wstrict-prototypes warning in GTK headers */
  41 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
  42 #endif
  43 #include <gtk/gtk.h>
  44 #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
  45 #pragma GCC diagnostic error "-Wstrict-prototypes"
  46 #endif
  47
  48
  49 #include <gdk/gdkkeysyms.h>
  50 #include <glib/gi18n.h>
  51 #include <locale.h>
  52 #include <vte/vte.h>
  53 #include <sys/types.h>
  54 #include <sys/socket.h>
  55 #include <sys/un.h>
  56 #include <sys/wait.h>
  57 #include <pty.h>
  58 #include <math.h>
  59
  60 #include "ui/console.h"
  61 #include "sysemu/sysemu.h"
  62 #include "qmp-commands.h"
  63 #include "x_keymap.h"
  64 #include "keymaps.h"
  65 #include "char/char.h"
  66
  67 //#define DEBUG_GTK
  68
  69 #ifdef DEBUG_GTK
  70 #define DPRINTF(fmt, ...) printf(fmt, ## __VA_ARGS__)
  71 #else
  72 #define DPRINTF(fmt, ...) do { } while (0)
  73 #endif
  74
  75 #define MAX_VCS 10
  76
  77
  78 /* Compatibility define to let us build on both Gtk2 and Gtk3 */
  79 #if GTK_CHECK_VERSION(3, 0, 0)
  80 static inline void gdk_drawable_get_size(GdkWindow *w, gint *ww, gint *wh)
  81 {
  82     *ww = gdk_window_get_width(w);
  83     *wh = gdk_window_get_height(w);
  84 }
  85 #endif
  86
  87 #if !GTK_CHECK_VERSION(2, 20, 0)
  88 #define gtk_widget_get_realized(widget) GTK_WIDGET_REALIZED(widget)
  89 #endif
  90
  91 #ifndef GDK_KEY_0
  92 #define GDK_KEY_0 GDK_0
  93 #define GDK_KEY_1 GDK_1
  94 #define GDK_KEY_2 GDK_2
  95 #define GDK_KEY_f GDK_f
  96 #define GDK_KEY_g GDK_g
  97 #define GDK_KEY_plus GDK_plus
  98 #define GDK_KEY_minus GDK_minus
  99 #endif
 100
 101 static const int modifier_keycode[] = {
 102     /* shift, control, alt keys, meta keys, both left & right */
 103     0x2a, 0x36, 0x1d, 0x9d, 0x38, 0xb8, 0xdb, 0xdd,
 104 };
 105
 106 typedef struct VirtualConsole
 107 {
 108     GtkWidget *menu_item;
 109     GtkWidget *terminal;
 110     GtkWidget *scrolled_window;
 111     CharDriverState *chr;
 112     int fd;
 113 } VirtualConsole;
 114
 115 typedef struct GtkDisplayState
 116 {
 117     GtkWidget *window;
 118
 119     GtkWidget *menu_bar;
 120
 121     GtkAccelGroup *accel_group;
 122
 123     GtkWidget *machine_menu_item;
 124     GtkWidget *machine_menu;
 125     GtkWidget *pause_item;
 126     GtkWidget *reset_item;
 127     GtkWidget *powerdown_item;
 128     GtkWidget *quit_item;
 129
 130     GtkWidget *view_menu_item;
 131     GtkWidget *view_menu;
 132     GtkWidget *full_screen_item;
 133     GtkWidget *zoom_in_item;
 134     GtkWidget *zoom_out_item;
 135     GtkWidget *zoom_fixed_item;
 136     GtkWidget *zoom_fit_item;
 137     GtkWidget *grab_item;
 138     GtkWidget *grab_on_hover_item;
 139     GtkWidget *vga_item;
 140
 141     int nb_vcs;
 142     VirtualConsole vc[MAX_VCS];
 143
 144     GtkWidget *show_tabs_item;
 145
 146     GtkWidget *vbox;
 147     GtkWidget *notebook;
 148     GtkWidget *drawing_area;
 149     cairo_surface_t *surface;
 150     DisplayChangeListener dcl;
 151     DisplaySurface *ds;
 152     int button_mask;
 153     int last_x;
 154     int last_y;
 155
 156     double scale_x;
 157     double scale_y;
 158     gboolean full_screen;
 159
 160     GdkCursor *null_cursor;
 161     Notifier mouse_mode_notifier;
 162     gboolean free_scale;
 163
 164     bool external_pause_update;
 165
 166     bool modifier_pressed[ARRAY_SIZE(modifier_keycode)];
 167 } GtkDisplayState;
 168
 169 static GtkDisplayState *global_state;
 170
 171 /** Utility Functions **/
 172
 173 static bool gd_is_grab_active(GtkDisplayState *s)
 174 {
 175     return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_item));
 176 }
 177
 178 static bool gd_grab_on_hover(GtkDisplayState *s)
 179 {
 180     return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_on_hover_item));
 181 }
 182
 183 static bool gd_on_vga(GtkDisplayState *s)
 184 {
 185     return gtk_notebook_get_current_page(GTK_NOTEBOOK(s->notebook)) == 0;
 186 }
 187
 188 static void gd_update_cursor(GtkDisplayState *s, gboolean override)
 189 {
 190     GdkWindow *window;
 191     bool on_vga;
 192
 193     window = gtk_widget_get_window(GTK_WIDGET(s->drawing_area));
 194
 195     on_vga = gd_on_vga(s);
 196
 197     if ((override || on_vga) &&
 198         (s->full_screen || kbd_mouse_is_absolute() || gd_is_grab_active(s))) {
 199         gdk_window_set_cursor(window, s->null_cursor);
 200     } else {
 201         gdk_window_set_cursor(window, NULL);
 202     }
 203 }
 204
 205 static void gd_update_caption(GtkDisplayState *s)
 206 {
 207     const char *status = "";
 208     gchar *title;
 209     const char *grab = "";
 210     bool is_paused = !runstate_is_running();
 211
 212     if (gd_is_grab_active(s)) {
 213         grab = _(" - Press Ctrl+Alt+G to release grab");
 214     }
 215
 216     if (is_paused) {
 217         status = _(" [Paused]");
 218     }
 219     s->external_pause_update = true;
 220     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->pause_item),
 221                                    is_paused);
 222     s->external_pause_update = false;
 223
 224     if (qemu_name) {
 225         title = g_strdup_printf("QEMU (%s)%s%s", qemu_name, status, grab);
 226     } else {
 227         title = g_strdup_printf("QEMU%s%s", status, grab);
 228     }
 229
 230     gtk_window_set_title(GTK_WINDOW(s->window), title);
 231
 232     g_free(title);
 233 }
 234
 235 static void gd_update_windowsize(GtkDisplayState *s)
 236 {
 237     if (!s->full_screen) {
 238         GtkRequisition req;
 239         double sx, sy;
 240
 241         if (s->free_scale) {
 242             sx = s->scale_x;
 243             sy = s->scale_y;
 244
 245             s->scale_y = 1.0;
 246             s->scale_x = 1.0;
 247         } else {
 248             sx = 1.0;
 249             sy = 1.0;
 250         }
 251
 252         gtk_widget_set_size_request(s->drawing_area,
 253                                     surface_width(s->ds) * s->scale_x,
 254                                     surface_height(s->ds) * s->scale_y);
 255 #if GTK_CHECK_VERSION(3, 0, 0)
 256         gtk_widget_get_preferred_size(s->vbox, NULL, &req);
 257 #else
 258         gtk_widget_size_request(s->vbox, &req);
 259 #endif
 260
 261         gtk_window_resize(GTK_WINDOW(s->window),
 262                           req.width * sx, req.height * sy);
 263     }
 264 }
 265
 266 static void gd_update_full_redraw(GtkDisplayState *s)
 267 {
 268     int ww, wh;
 269     gdk_drawable_get_size(gtk_widget_get_window(s->drawing_area), &ww, &wh);
 270     gtk_widget_queue_draw_area(s->drawing_area, 0, 0, ww, wh);
 271 }
 272
 273 static void gtk_release_modifiers(GtkDisplayState *s)
 274 {
 275     int i, keycode;
 276
 277     if (!gd_on_vga(s)) {
 278         return;
 279     }
 280     for (i = 0; i < ARRAY_SIZE(modifier_keycode); i++) {
 281         keycode = modifier_keycode[i];
 282         if (!s->modifier_pressed[i]) {
 283             continue;
 284         }
 285         if (keycode & SCANCODE_GREY) {
 286             kbd_put_keycode(SCANCODE_EMUL0);
 287         }
 288         kbd_put_keycode(keycode | SCANCODE_UP);
 289         s->modifier_pressed[i] = false;
 290     }
 291 }
 292
 293 /** DisplayState Callbacks **/
 294
 295 static void gd_update(DisplayChangeListener *dcl,
 296                       int x, int y, int w, int h)
 297 {
 298     GtkDisplayState *s = container_of(dcl, GtkDisplayState, dcl);
 299     int x1, x2, y1, y2;
 300     int mx, my;
 301     int fbw, fbh;
 302     int ww, wh;
 303
 304     DPRINTF("update(x=%d, y=%d, w=%d, h=%d)\n", x, y, w, h);
 305
 306     x1 = floor(x * s->scale_x);
 307     y1 = floor(y * s->scale_y);
 308
 309     x2 = ceil(x * s->scale_x + w * s->scale_x);
 310     y2 = ceil(y * s->scale_y + h * s->scale_y);
 311
 312     fbw = surface_width(s->ds) * s->scale_x;
 313     fbh = surface_height(s->ds) * s->scale_y;
 314
 315     gdk_drawable_get_size(gtk_widget_get_window(s->drawing_area), &ww, &wh);
 316
 317     mx = my = 0;
 318     if (ww > fbw) {
 319         mx = (ww - fbw) / 2;
 320     }
 321     if (wh > fbh) {
 322         my = (wh - fbh) / 2;
 323     }
 324
 325     gtk_widget_queue_draw_area(s->drawing_area, mx + x1, my + y1, (x2 - x1), (y2 - y1));
 326 }
 327
 328 static void gd_refresh(DisplayChangeListener *dcl)
 329 {
 330     vga_hw_update();
 331 }
 332
 333 static void gd_switch(DisplayChangeListener *dcl,
 334                       DisplaySurface *surface)
 335 {
 336     GtkDisplayState *s = container_of(dcl, GtkDisplayState, dcl);
 337     cairo_format_t kind;
 338     bool resized = true;
 339     int stride;
 340
 341     DPRINTF("resize(width=%d, height=%d)\n",
 342             surface_width(surface), surface_height(surface));
 343
 344     if (s->surface) {
 345         cairo_surface_destroy(s->surface);
 346     }
 347
 348     if (s->ds &&
 349         surface_width(s->ds) == surface_width(surface) &&
 350         surface_height(s->ds) == surface_height(surface)) {
 351         resized = false;
 352     }
 353     s->ds = surface;
 354     switch (surface_bits_per_pixel(surface)) {
 355     case 8:
 356         kind = CAIRO_FORMAT_A8;
 357         break;
 358     case 16:
 359         kind = CAIRO_FORMAT_RGB16_565;
 360         break;
 361     case 32:
 362         kind = CAIRO_FORMAT_RGB24;
 363         break;
 364     default:
 365         g_assert_not_reached();
 366         break;
 367     }
 368
 369     stride = cairo_format_stride_for_width(kind, surface_width(surface));
 370     g_assert(surface_stride(surface) == stride);
 371
 372     s->surface = cairo_image_surface_create_for_data(surface_data(surface),
 373                                                      kind,
 374                                                      surface_width(surface),
 375                                                      surface_height(surface),
 376                                                      surface_stride(surface));
 377
 378     if (resized) {
 379         gd_update_windowsize(s);
 380     } else {
 381         gd_update_full_redraw(s);
 382     }
 383 }
 384
 385 /** QEMU Events **/
 386
 387 static void gd_change_runstate(void *opaque, int running, RunState state)
 388 {
 389     GtkDisplayState *s = opaque;
 390
 391     gd_update_caption(s);
 392 }
 393
 394 static void gd_mouse_mode_change(Notifier *notify, void *data)
 395 {
 396     gd_update_cursor(container_of(notify, GtkDisplayState, mouse_mode_notifier),
 397                      FALSE);
 398 }
 399
 400 /** GTK Events **/
 401
 402 static gboolean gd_window_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque)
 403 {
 404     GtkDisplayState *s = opaque;
 405     GtkAccelGroupEntry *entries;
 406     guint n_entries = 0;
 407     gboolean propagate_accel = TRUE;
 408     gboolean handled = FALSE;
 409
 410     entries = gtk_accel_group_query(s->accel_group, key->keyval,
 411                                     key->state, &n_entries);
 412     if (n_entries) {
 413         const char *quark = g_quark_to_string(entries[0].accel_path_quark);
 414
 415         if (gd_is_grab_active(s) && strstart(quark, "<QEMU>/File/", NULL)) {
 416             propagate_accel = FALSE;
 417         }
 418     }
 419
 420     if (!handled && propagate_accel) {
 421         handled = gtk_window_activate_key(GTK_WINDOW(widget), key);
 422     }
 423     if (handled) {
 424         gtk_release_modifiers(s);
 425     } else {
 426         handled = gtk_window_propagate_key_event(GTK_WINDOW(widget), key);
 427     }
 428
 429     return handled;
 430 }
 431
 432 static gboolean gd_window_close(GtkWidget *widget, GdkEvent *event,
 433                                 void *opaque)
 434 {
 435     GtkDisplayState *s = opaque;
 436
 437     if (!no_quit) {
 438         unregister_displaychangelistener(&s->dcl);
 439         qmp_quit(NULL);
 440         return FALSE;
 441     }
 442
 443     return TRUE;
 444 }
 445
 446 static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque)
 447 {
 448     GtkDisplayState *s = opaque;
 449     int mx, my;
 450     int ww, wh;
 451     int fbw, fbh;
 452
 453     if (!gtk_widget_get_realized(widget)) {
 454         return FALSE;
 455     }
 456
 457     fbw = surface_width(s->ds);
 458     fbh = surface_height(s->ds);
 459
 460     gdk_drawable_get_size(gtk_widget_get_window(widget), &ww, &wh);
 461
 462     if (s->full_screen) {
 463         s->scale_x = (double)ww / fbw;
 464         s->scale_y = (double)wh / fbh;
 465     } else if (s->free_scale) {
 466         double sx, sy;
 467
 468         sx = (double)ww / fbw;
 469         sy = (double)wh / fbh;
 470
 471         s->scale_x = s->scale_y = MIN(sx, sy);
 472     }
 473
 474     fbw *= s->scale_x;
 475     fbh *= s->scale_y;
 476
 477     mx = my = 0;
 478     if (ww > fbw) {
 479         mx = (ww - fbw) / 2;
 480     }
 481     if (wh > fbh) {
 482         my = (wh - fbh) / 2;
 483     }
 484
 485     cairo_rectangle(cr, 0, 0, ww, wh);
 486
 487     /* Optionally cut out the inner area where the pixmap
 488        will be drawn. This avoids 'flashing' since we're
 489        not double-buffering. Note we're using the undocumented
 490        behaviour of drawing the rectangle from right to left
 491        to cut out the whole */
 492     cairo_rectangle(cr, mx + fbw, my,
 493                     -1 * fbw, fbh);
 494     cairo_fill(cr);
 495
 496     cairo_scale(cr, s->scale_x, s->scale_y);
 497     cairo_set_source_surface(cr, s->surface, mx / s->scale_x, my / s->scale_y);
 498     cairo_paint(cr);
 499
 500     return TRUE;
 501 }
 502
 503 #if !GTK_CHECK_VERSION(3, 0, 0)
 504 static gboolean gd_expose_event(GtkWidget *widget, GdkEventExpose *expose,
 505                                 void *opaque)
 506 {
 507     cairo_t *cr;
 508     gboolean ret;
 509
 510     cr = gdk_cairo_create(gtk_widget_get_window(widget));
 511     cairo_rectangle(cr,
 512                     expose->area.x,
 513                     expose->area.y,
 514                     expose->area.width,
 515                     expose->area.height);
 516     cairo_clip(cr);
 517
 518     ret = gd_draw_event(widget, cr, opaque);
 519
 520     cairo_destroy(cr);
 521
 522     return ret;
 523 }
 524 #endif
 525
 526 static gboolean gd_motion_event(GtkWidget *widget, GdkEventMotion *motion,
 527                                 void *opaque)
 528 {
 529     GtkDisplayState *s = opaque;
 530     int dx, dy;
 531     int x, y;
 532     int mx, my;
 533     int fbh, fbw;
 534     int ww, wh;
 535
 536     fbw = surface_width(s->ds) * s->scale_x;
 537     fbh = surface_height(s->ds) * s->scale_y;
 538
 539     gdk_drawable_get_size(gtk_widget_get_window(s->drawing_area), &ww, &wh);
 540
 541     mx = my = 0;
 542     if (ww > fbw) {
 543         mx = (ww - fbw) / 2;
 544     }
 545     if (wh > fbh) {
 546         my = (wh - fbh) / 2;
 547     }
 548
 549     x = (motion->x - mx) / s->scale_x;
 550     y = (motion->y - my) / s->scale_y;
 551
 552     if (x < 0 || y < 0 ||
 553         x >= surface_width(s->ds) ||
 554         y >= surface_height(s->ds)) {
 555         return TRUE;
 556     }
 557
 558     if (kbd_mouse_is_absolute()) {
 559         dx = x * 0x7FFF / (surface_width(s->ds) - 1);
 560         dy = y * 0x7FFF / (surface_height(s->ds) - 1);
 561     } else if (s->last_x == -1 || s->last_y == -1) {
 562         dx = 0;
 563         dy = 0;
 564     } else {
 565         dx = x - s->last_x;
 566         dy = y - s->last_y;
 567     }
 568
 569     s->last_x = x;
 570     s->last_y = y;
 571
 572     if (kbd_mouse_is_absolute() || gd_is_grab_active(s)) {
 573         kbd_mouse_event(dx, dy, 0, s->button_mask);
 574     }
 575
 576     if (!kbd_mouse_is_absolute() && gd_is_grab_active(s)) {
 577         GdkScreen *screen = gtk_widget_get_screen(s->drawing_area);
 578         int x = (int)motion->x_root;
 579         int y = (int)motion->y_root;
 580
 581         /* In relative mode check to see if client pointer hit
 582          * one of the screen edges, and if so move it back by
 583          * 200 pixels. This is important because the pointer
 584          * in the server doesn't correspond 1-for-1, and so
 585          * may still be only half way across the screen. Without
 586          * this warp, the server pointer would thus appear to hit
 587          * an invisible wall */
 588         if (x == 0) {
 589             x += 200;
 590         }
 591         if (y == 0) {
 592             y += 200;
 593         }
 594         if (x == (gdk_screen_get_width(screen) - 1)) {
 595             x -= 200;
 596         }
 597         if (y == (gdk_screen_get_height(screen) - 1)) {
 598             y -= 200;
 599         }
 600
 601         if (x != (int)motion->x_root || y != (int)motion->y_root) {
 602 #if GTK_CHECK_VERSION(3, 0, 0)
 603             GdkDevice *dev = gdk_event_get_device((GdkEvent *)motion);
 604             gdk_device_warp(dev, screen, x, y);
 605 #else
 606             GdkDisplay *display = gtk_widget_get_display(widget);
 607             gdk_display_warp_pointer(display, screen, x, y);
 608 #endif
 609             s->last_x = -1;
 610             s->last_y = -1;
 611             return FALSE;
 612         }
 613     }
 614     return TRUE;
 615 }
 616
 617 static gboolean gd_button_event(GtkWidget *widget, GdkEventButton *button,
 618                                 void *opaque)
 619 {
 620     GtkDisplayState *s = opaque;
 621     int dx, dy;
 622     int n;
 623
 624     if (button->button == 1) {
 625         n = 0x01;
 626     } else if (button->button == 2) {
 627         n = 0x04;
 628     } else if (button->button == 3) {
 629         n = 0x02;
 630     } else {
 631         n = 0x00;
 632     }
 633
 634     if (button->type == GDK_BUTTON_PRESS) {
 635         s->button_mask |= n;
 636     } else if (button->type == GDK_BUTTON_RELEASE) {
 637         s->button_mask &= ~n;
 638     }
 639
 640     if (kbd_mouse_is_absolute()) {
 641         dx = s->last_x * 0x7FFF / (surface_width(s->ds) - 1);
 642         dy = s->last_y * 0x7FFF / (surface_height(s->ds) - 1);
 643     } else {
 644         dx = 0;
 645         dy = 0;
 646     }
 647
 648     kbd_mouse_event(dx, dy, 0, s->button_mask);
 649
 650     return TRUE;
 651 }
 652
 653 static gboolean gd_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque)
 654 {
 655     GtkDisplayState *s = opaque;
 656     int gdk_keycode;
 657     int qemu_keycode;
 658     int i;
 659
 660     gdk_keycode = key->hardware_keycode;
 661
 662     if (gdk_keycode < 9) {
 663         qemu_keycode = 0;
 664     } else if (gdk_keycode < 97) {
 665         qemu_keycode = gdk_keycode - 8;
 666     } else if (gdk_keycode < 158) {
 667         qemu_keycode = translate_evdev_keycode(gdk_keycode - 97);
 668     } else if (gdk_keycode == 208) { /* Hiragana_Katakana */
 669         qemu_keycode = 0x70;
 670     } else if (gdk_keycode == 211) { /* backslash */
 671         qemu_keycode = 0x73;
 672     } else {
 673         qemu_keycode = 0;
 674     }
 675
 676     DPRINTF("translated GDK keycode %d to QEMU keycode %d (%s)\n",
 677             gdk_keycode, qemu_keycode,
 678             (key->type == GDK_KEY_PRESS) ? "down" : "up");
 679
 680     for (i = 0; i < ARRAY_SIZE(modifier_keycode); i++) {
 681         if (qemu_keycode == modifier_keycode[i]) {
 682             s->modifier_pressed[i] = (key->type == GDK_KEY_PRESS);
 683         }
 684     }
 685
 686     if (qemu_keycode & SCANCODE_GREY) {
 687         kbd_put_keycode(SCANCODE_EMUL0);
 688     }
 689
 690     if (key->type == GDK_KEY_PRESS) {
 691         kbd_put_keycode(qemu_keycode & SCANCODE_KEYCODEMASK);
 692     } else if (key->type == GDK_KEY_RELEASE) {
 693         kbd_put_keycode(qemu_keycode | SCANCODE_UP);
 694     } else {
 695         g_assert_not_reached();
 696     }
 697
 698     return TRUE;
 699 }
 700
 701 /** Window Menu Actions **/
 702
 703 static void gd_menu_pause(GtkMenuItem *item, void *opaque)
 704 {
 705     GtkDisplayState *s = opaque;
 706
 707     if (s->external_pause_update) {
 708         return;
 709     }
 710     if (runstate_is_running()) {
 711         qmp_stop(NULL);
 712     } else {
 713         qmp_cont(NULL);
 714     }
 715 }
 716
 717 static void gd_menu_reset(GtkMenuItem *item, void *opaque)
 718 {
 719     qmp_system_reset(NULL);
 720 }
 721
 722 static void gd_menu_powerdown(GtkMenuItem *item, void *opaque)
 723 {
 724     qmp_system_powerdown(NULL);
 725 }
 726
 727 static void gd_menu_quit(GtkMenuItem *item, void *opaque)
 728 {
 729     qmp_quit(NULL);
 730 }
 731
 732 static void gd_menu_switch_vc(GtkMenuItem *item, void *opaque)
 733 {
 734     GtkDisplayState *s = opaque;
 735
 736     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->vga_item))) {
 737         gtk_notebook_set_current_page(GTK_NOTEBOOK(s->notebook), 0);
 738     } else {
 739         int i;
 740
 741         gtk_release_modifiers(s);
 742         for (i = 0; i < s->nb_vcs; i++) {
 743             if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->vc[i].menu_item))) {
 744                 gtk_notebook_set_current_page(GTK_NOTEBOOK(s->notebook), i + 1);
 745                 break;
 746             }
 747         }
 748     }
 749 }
 750
 751 static void gd_menu_show_tabs(GtkMenuItem *item, void *opaque)
 752 {
 753     GtkDisplayState *s = opaque;
 754
 755     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->show_tabs_item))) {
 756         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), TRUE);
 757     } else {
 758         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
 759     }
 760 }
 761
 762 static void gd_menu_full_screen(GtkMenuItem *item, void *opaque)
 763 {
 764     GtkDisplayState *s = opaque;
 765
 766     if (!s->full_screen) {
 767         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
 768         gtk_widget_set_size_request(s->menu_bar, 0, 0);
 769         gtk_widget_set_size_request(s->drawing_area, -1, -1);
 770         gtk_window_fullscreen(GTK_WINDOW(s->window));
 771         if (gd_on_vga(s)) {
 772             gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item), TRUE);
 773         }
 774         s->full_screen = TRUE;
 775     } else {
 776         gtk_window_unfullscreen(GTK_WINDOW(s->window));
 777         gd_menu_show_tabs(GTK_MENU_ITEM(s->show_tabs_item), s);
 778         gtk_widget_set_size_request(s->menu_bar, -1, -1);
 779         gtk_widget_set_size_request(s->drawing_area,
 780                                     surface_width(s->ds),
 781                                     surface_height(s->ds));
 782         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item), FALSE);
 783         s->full_screen = FALSE;
 784         s->scale_x = 1.0;
 785         s->scale_y = 1.0;
 786     }
 787
 788     gd_update_cursor(s, FALSE);
 789 }
 790
 791 static void gd_menu_zoom_in(GtkMenuItem *item, void *opaque)
 792 {
 793     GtkDisplayState *s = opaque;
 794
 795     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
 796                                    FALSE);
 797
 798     s->scale_x += .25;
 799     s->scale_y += .25;
 800
 801     gd_update_windowsize(s);
 802 }
 803
 804 static void gd_menu_zoom_out(GtkMenuItem *item, void *opaque)
 805 {
 806     GtkDisplayState *s = opaque;
 807
 808     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
 809                                    FALSE);
 810
 811     s->scale_x -= .25;
 812     s->scale_y -= .25;
 813
 814     s->scale_x = MAX(s->scale_x, .25);
 815     s->scale_y = MAX(s->scale_y, .25);
 816
 817     gd_update_windowsize(s);
 818 }
 819
 820 static void gd_menu_zoom_fixed(GtkMenuItem *item, void *opaque)
 821 {
 822     GtkDisplayState *s = opaque;
 823
 824     s->scale_x = 1.0;
 825     s->scale_y = 1.0;
 826
 827     gd_update_windowsize(s);
 828 }
 829
 830 static void gd_menu_zoom_fit(GtkMenuItem *item, void *opaque)
 831 {
 832     GtkDisplayState *s = opaque;
 833
 834     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item))) {
 835         s->free_scale = TRUE;
 836     } else {
 837         s->free_scale = FALSE;
 838     }
 839
 840     gd_update_windowsize(s);
 841     gd_update_full_redraw(s);
 842 }
 843
 844 static void gd_grab_keyboard(GtkDisplayState *s)
 845 {
 846 #if GTK_CHECK_VERSION(3, 0, 0)
 847     GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
 848     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
 849     GList *devices = gdk_device_manager_list_devices(mgr,
 850                                                      GDK_DEVICE_TYPE_MASTER);
 851     GList *tmp = devices;
 852     while (tmp) {
 853         GdkDevice *dev = tmp->data;
 854         if (gdk_device_get_source(dev) == GDK_SOURCE_KEYBOARD) {
 855             gdk_device_grab(dev,
 856                             gtk_widget_get_window(s->drawing_area),
 857                             GDK_OWNERSHIP_NONE,
 858                             FALSE,
 859                             GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK,
 860                             NULL,
 861                             GDK_CURRENT_TIME);
 862         }
 863         tmp = tmp->next;
 864     }
 865     g_list_free(devices);
 866 #else
 867     gdk_keyboard_grab(gtk_widget_get_window(s->drawing_area),
 868                       FALSE,
 869                       GDK_CURRENT_TIME);
 870 #endif
 871 }
 872
 873 static void gd_ungrab_keyboard(GtkDisplayState *s)
 874 {
 875 #if GTK_CHECK_VERSION(3, 0, 0)
 876     GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
 877     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
 878     GList *devices = gdk_device_manager_list_devices(mgr,
 879                                                      GDK_DEVICE_TYPE_MASTER);
 880     GList *tmp = devices;
 881     while (tmp) {
 882         GdkDevice *dev = tmp->data;
 883         if (gdk_device_get_source(dev) == GDK_SOURCE_KEYBOARD) {
 884             gdk_device_ungrab(dev,
 885                               GDK_CURRENT_TIME);
 886         }
 887         tmp = tmp->next;
 888     }
 889     g_list_free(devices);
 890 #else
 891     gdk_keyboard_ungrab(GDK_CURRENT_TIME);
 892 #endif
 893 }
 894
 895 static void gd_grab_pointer(GtkDisplayState *s)
 896 {
 897 #if GTK_CHECK_VERSION(3, 0, 0)
 898     GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
 899     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
 900     GList *devices = gdk_device_manager_list_devices(mgr,
 901                                                      GDK_DEVICE_TYPE_MASTER);
 902     GList *tmp = devices;
 903     while (tmp) {
 904         GdkDevice *dev = tmp->data;
 905         if (gdk_device_get_source(dev) == GDK_SOURCE_MOUSE) {
 906             gdk_device_grab(dev,
 907                             gtk_widget_get_window(s->drawing_area),
 908                             GDK_OWNERSHIP_NONE,
 909                             FALSE, /* All events to come to our
 910                                       window directly */
 911                             GDK_POINTER_MOTION_MASK |
 912                             GDK_BUTTON_PRESS_MASK |
 913                             GDK_BUTTON_RELEASE_MASK |
 914                             GDK_BUTTON_MOTION_MASK |
 915                             GDK_SCROLL_MASK,
 916                             s->null_cursor,
 917                             GDK_CURRENT_TIME);
 918         }
 919         tmp = tmp->next;
 920     }
 921     g_list_free(devices);
 922 #else
 923     gdk_pointer_grab(gtk_widget_get_window(s->drawing_area),
 924                      FALSE, /* All events to come to our window directly */
 925                      GDK_POINTER_MOTION_MASK |
 926                      GDK_BUTTON_PRESS_MASK |
 927                      GDK_BUTTON_RELEASE_MASK |
 928                      GDK_BUTTON_MOTION_MASK |
 929                      GDK_SCROLL_MASK,
 930                      NULL, /* Allow cursor to move over entire desktop */
 931                      s->null_cursor,
 932                      GDK_CURRENT_TIME);
 933 #endif
 934 }
 935
 936 static void gd_ungrab_pointer(GtkDisplayState *s)
 937 {
 938 #if GTK_CHECK_VERSION(3, 0, 0)
 939     GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
 940     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
 941     GList *devices = gdk_device_manager_list_devices(mgr,
 942                                                      GDK_DEVICE_TYPE_MASTER);
 943     GList *tmp = devices;
 944     while (tmp) {
 945         GdkDevice *dev = tmp->data;
 946         if (gdk_device_get_source(dev) == GDK_SOURCE_MOUSE) {
 947             gdk_device_ungrab(dev,
 948                               GDK_CURRENT_TIME);
 949         }
 950         tmp = tmp->next;
 951     }
 952     g_list_free(devices);
 953 #else
 954     gdk_pointer_ungrab(GDK_CURRENT_TIME);
 955 #endif
 956 }
 957
 958 static void gd_menu_grab_input(GtkMenuItem *item, void *opaque)
 959 {
 960     GtkDisplayState *s = opaque;
 961
 962     if (gd_is_grab_active(s)) {
 963         gd_grab_keyboard(s);
 964         gd_grab_pointer(s);
 965     } else {
 966         gd_ungrab_keyboard(s);
 967         gd_ungrab_pointer(s);
 968     }
 969
 970     gd_update_caption(s);
 971     gd_update_cursor(s, FALSE);
 972 }
 973
 974 static void gd_change_page(GtkNotebook *nb, gpointer arg1, guint arg2,
 975                            gpointer data)
 976 {
 977     GtkDisplayState *s = data;
 978     guint last_page;
 979     gboolean on_vga;
 980
 981     if (!gtk_widget_get_realized(s->notebook)) {
 982         return;
 983     }
 984
 985     last_page = gtk_notebook_get_current_page(nb);
 986
 987     if (last_page) {
 988         gtk_widget_set_size_request(s->vc[last_page - 1].terminal, -1, -1);
 989     }
 990
 991     on_vga = arg2 == 0;
 992
 993     if (!on_vga) {
 994         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
 995                                        FALSE);
 996     } else if (s->full_screen) {
 997         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
 998                                        TRUE);
 999     }
1000
1001     if (arg2 == 0) {
1002         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->vga_item), TRUE);
1003     } else {
1004         VirtualConsole *vc = &s->vc[arg2 - 1];
1005         VteTerminal *term = VTE_TERMINAL(vc->terminal);
1006         int width, height;
1007
1008         width = 80 * vte_terminal_get_char_width(term);
1009         height = 25 * vte_terminal_get_char_height(term);
1010
1011         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item), TRUE);
1012         gtk_widget_set_size_request(vc->terminal, width, height);
1013     }
1014
1015     gtk_widget_set_sensitive(s->grab_item, on_vga);
1016
1017     gd_update_cursor(s, TRUE);
1018 }
1019
1020 static gboolean gd_enter_event(GtkWidget *widget, GdkEventCrossing *crossing, gpointer data)
1021 {
1022     GtkDisplayState *s = data;
1023
1024     if (!gd_is_grab_active(s) && gd_grab_on_hover(s)) {
1025         gd_grab_keyboard(s);
1026     }
1027
1028     return TRUE;
1029 }
1030
1031 static gboolean gd_leave_event(GtkWidget *widget, GdkEventCrossing *crossing, gpointer data)
1032 {
1033     GtkDisplayState *s = data;
1034
1035     if (!gd_is_grab_active(s) && gd_grab_on_hover(s)) {
1036         gd_ungrab_keyboard(s);
1037     }
1038
1039     return TRUE;
1040 }
1041
1042 static gboolean gd_focus_out_event(GtkWidget *widget,
1043                                    GdkEventCrossing *crossing, gpointer data)
1044 {
1045     GtkDisplayState *s = data;
1046
1047     gtk_release_modifiers(s);
1048
1049     return TRUE;
1050 }
1051
1052 /** Virtual Console Callbacks **/
1053
1054 static int gd_vc_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1055 {
1056     VirtualConsole *vc = chr->opaque;
1057
1058     return write(vc->fd, buf, len);
1059 }
1060
1061 static int nb_vcs;
1062 static CharDriverState *vcs[MAX_VCS];
1063
1064 static CharDriverState *gd_vc_handler(ChardevVC *unused)
1065 {
1066     CharDriverState *chr;
1067
1068     chr = g_malloc0(sizeof(*chr));
1069     chr->chr_write = gd_vc_chr_write;
1070
1071     vcs[nb_vcs++] = chr;
1072
1073     return chr;
1074 }
1075
1076 void early_gtk_display_init(void)
1077 {
1078     register_vc_handler(gd_vc_handler);
1079 }
1080
1081 static gboolean gd_vc_in(GIOChannel *chan, GIOCondition cond, void *opaque)
1082 {
1083     VirtualConsole *vc = opaque;
1084     uint8_t buffer[1024];
1085     ssize_t len;
1086
1087     len = read(vc->fd, buffer, sizeof(buffer));
1088     if (len <= 0) {
1089         return FALSE;
1090     }
1091
1092     qemu_chr_be_write(vc->chr, buffer, len);
1093
1094     return TRUE;
1095 }
1096
1097 static GSList *gd_vc_init(GtkDisplayState *s, VirtualConsole *vc, int index, GSList *group)
1098 {
1099     const char *label;
1100     char buffer[32];
1101     char path[32];
1102 #if VTE_CHECK_VERSION(0, 26, 0)
1103     VtePty *pty;
1104 #endif
1105     GIOChannel *chan;
1106     GtkWidget *scrolled_window;
1107     GtkAdjustment *vadjustment;
1108     int master_fd, slave_fd, ret;
1109     struct termios tty;
1110
1111     snprintf(buffer, sizeof(buffer), "vc%d", index);
1112     snprintf(path, sizeof(path), "<QEMU>/View/VC%d", index);
1113
1114     vc->chr = vcs[index];
1115
1116     if (vc->chr->label) {
1117         label = vc->chr->label;
1118     } else {
1119         label = buffer;
1120     }
1121
1122     vc->menu_item = gtk_radio_menu_item_new_with_mnemonic(group, label);
1123     group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(vc->menu_item));
1124     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(vc->menu_item), path);
1125     gtk_accel_map_add_entry(path, GDK_KEY_2 + index, GDK_CONTROL_MASK | GDK_MOD1_MASK);
1126
1127     vc->terminal = vte_terminal_new();
1128
1129     ret = openpty(&master_fd, &slave_fd, NULL, NULL, NULL);
1130     g_assert(ret != -1);
1131
1132     /* Set raw attributes on the pty. */
1133     tcgetattr(slave_fd, &tty);
1134     cfmakeraw(&tty);
1135     tcsetattr(slave_fd, TCSAFLUSH, &tty);
1136
1137 #if VTE_CHECK_VERSION(0, 26, 0)
1138     pty = vte_pty_new_foreign(master_fd, NULL);
1139     vte_terminal_set_pty_object(VTE_TERMINAL(vc->terminal), pty);
1140 #else
1141     vte_terminal_set_pty(VTE_TERMINAL(vc->terminal), master_fd);
1142 #endif
1143
1144     vte_terminal_set_scrollback_lines(VTE_TERMINAL(vc->terminal), -1);
1145
1146     vadjustment = vte_terminal_get_adjustment(VTE_TERMINAL(vc->terminal));
1147
1148     scrolled_window = gtk_scrolled_window_new(NULL, vadjustment);
1149     gtk_container_add(GTK_CONTAINER(scrolled_window), vc->terminal);
1150
1151     vte_terminal_set_size(VTE_TERMINAL(vc->terminal), 80, 25);
1152
1153     vc->fd = slave_fd;
1154     vc->chr->opaque = vc;
1155     vc->scrolled_window = scrolled_window;
1156
1157     gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(vc->scrolled_window),
1158                                    GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
1159
1160     gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), scrolled_window, gtk_label_new(label));
1161     g_signal_connect(vc->menu_item, "activate",
1162                      G_CALLBACK(gd_menu_switch_vc), s);
1163
1164     gtk_menu_shell_append(GTK_MENU_SHELL(s->view_menu), vc->menu_item);
1165
1166     qemu_chr_be_generic_open(vc->chr);
1167     if (vc->chr->init) {
1168         vc->chr->init(vc->chr);
1169     }
1170
1171     chan = g_io_channel_unix_new(vc->fd);
1172     g_io_add_watch(chan, G_IO_IN, gd_vc_in, vc);
1173
1174     return group;
1175 }
1176
1177 /** Window Creation **/
1178
1179 static void gd_connect_signals(GtkDisplayState *s)
1180 {
1181     g_signal_connect(s->show_tabs_item, "activate",
1182                      G_CALLBACK(gd_menu_show_tabs), s);
1183
1184     g_signal_connect(s->window, "key-press-event",
1185                      G_CALLBACK(gd_window_key_event), s);
1186     g_signal_connect(s->window, "delete-event",
1187                      G_CALLBACK(gd_window_close), s);
1188
1189 #if GTK_CHECK_VERSION(3, 0, 0)
1190     g_signal_connect(s->drawing_area, "draw",
1191                      G_CALLBACK(gd_draw_event), s);
1192 #else
1193     g_signal_connect(s->drawing_area, "expose-event",
1194                      G_CALLBACK(gd_expose_event), s);
1195 #endif
1196     g_signal_connect(s->drawing_area, "motion-notify-event",
1197                      G_CALLBACK(gd_motion_event), s);
1198     g_signal_connect(s->drawing_area, "button-press-event",
1199                      G_CALLBACK(gd_button_event), s);
1200     g_signal_connect(s->drawing_area, "button-release-event",
1201                      G_CALLBACK(gd_button_event), s);
1202     g_signal_connect(s->drawing_area, "key-press-event",
1203                      G_CALLBACK(gd_key_event), s);
1204     g_signal_connect(s->drawing_area, "key-release-event",
1205                      G_CALLBACK(gd_key_event), s);
1206
1207     g_signal_connect(s->pause_item, "activate",
1208                      G_CALLBACK(gd_menu_pause), s);
1209     g_signal_connect(s->reset_item, "activate",
1210                      G_CALLBACK(gd_menu_reset), s);
1211     g_signal_connect(s->powerdown_item, "activate",
1212                      G_CALLBACK(gd_menu_powerdown), s);
1213     g_signal_connect(s->quit_item, "activate",
1214                      G_CALLBACK(gd_menu_quit), s);
1215     g_signal_connect(s->full_screen_item, "activate",
1216                      G_CALLBACK(gd_menu_full_screen), s);
1217     g_signal_connect(s->zoom_in_item, "activate",
1218                      G_CALLBACK(gd_menu_zoom_in), s);
1219     g_signal_connect(s->zoom_out_item, "activate",
1220                      G_CALLBACK(gd_menu_zoom_out), s);
1221     g_signal_connect(s->zoom_fixed_item, "activate",
1222                      G_CALLBACK(gd_menu_zoom_fixed), s);
1223     g_signal_connect(s->zoom_fit_item, "activate",
1224                      G_CALLBACK(gd_menu_zoom_fit), s);
1225     g_signal_connect(s->vga_item, "activate",
1226                      G_CALLBACK(gd_menu_switch_vc), s);
1227     g_signal_connect(s->grab_item, "activate",
1228                      G_CALLBACK(gd_menu_grab_input), s);
1229     g_signal_connect(s->notebook, "switch-page",
1230                      G_CALLBACK(gd_change_page), s);
1231     g_signal_connect(s->drawing_area, "enter-notify-event",
1232                      G_CALLBACK(gd_enter_event), s);
1233     g_signal_connect(s->drawing_area, "leave-notify-event",
1234                      G_CALLBACK(gd_leave_event), s);
1235     g_signal_connect(s->drawing_area, "focus-out-event",
1236                      G_CALLBACK(gd_focus_out_event), s);
1237 }
1238
1239 static void gd_create_menus(GtkDisplayState *s)
1240 {
1241     GtkStockItem item;
1242     GtkAccelGroup *accel_group;
1243     GSList *group = NULL;
1244     GtkWidget *separator;
1245     int i;
1246
1247     accel_group = gtk_accel_group_new();
1248     s->machine_menu = gtk_menu_new();
1249     gtk_menu_set_accel_group(GTK_MENU(s->machine_menu), accel_group);
1250     s->machine_menu_item = gtk_menu_item_new_with_mnemonic(_("_Machine"));
1251
1252     s->pause_item = gtk_check_menu_item_new_with_mnemonic(_("_Pause"));
1253     gtk_menu_shell_append(GTK_MENU_SHELL(s->machine_menu), s->pause_item);
1254
1255     separator = gtk_separator_menu_item_new();
1256     gtk_menu_shell_append(GTK_MENU_SHELL(s->machine_menu), separator);
1257
1258     s->reset_item = gtk_image_menu_item_new_with_mnemonic(_("_Reset"));
1259     gtk_menu_shell_append(GTK_MENU_SHELL(s->machine_menu), s->reset_item);
1260
1261     s->powerdown_item = gtk_image_menu_item_new_with_mnemonic(_("Power _Down"));
1262     gtk_menu_shell_append(GTK_MENU_SHELL(s->machine_menu), s->powerdown_item);
1263
1264     separator = gtk_separator_menu_item_new();
1265     gtk_menu_shell_append(GTK_MENU_SHELL(s->machine_menu), separator);
1266
1267     s->quit_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_QUIT, NULL);
1268     gtk_stock_lookup(GTK_STOCK_QUIT, &item);
1269     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->quit_item),
1270                                  "<QEMU>/Machine/Quit");
1271     gtk_accel_map_add_entry("<QEMU>/Machine/Quit", item.keyval, item.modifier);
1272     gtk_menu_shell_append(GTK_MENU_SHELL(s->machine_menu), s->quit_item);
1273
1274     s->view_menu = gtk_menu_new();
1275     gtk_menu_set_accel_group(GTK_MENU(s->view_menu), accel_group);
1276     s->view_menu_item = gtk_menu_item_new_with_mnemonic(_("_View"));
1277
1278     s->full_screen_item =
1279         gtk_image_menu_item_new_from_stock(GTK_STOCK_FULLSCREEN, NULL);
1280     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->full_screen_item),
1281                                  "<QEMU>/View/Full Screen");
1282     gtk_accel_map_add_entry("<QEMU>/View/Full Screen", GDK_KEY_f, GDK_CONTROL_MASK | GDK_MOD1_MASK);
1283     gtk_menu_shell_append(GTK_MENU_SHELL(s->view_menu), s->full_screen_item);
1284
1285     separator = gtk_separator_menu_item_new();
1286     gtk_menu_shell_append(GTK_MENU_SHELL(s->view_menu), separator);
1287
1288     s->zoom_in_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_ZOOM_IN, NULL);
1289     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_in_item),
1290                                  "<QEMU>/View/Zoom In");
1291     gtk_accel_map_add_entry("<QEMU>/View/Zoom In", GDK_KEY_plus, GDK_CONTROL_MASK | GDK_MOD1_MASK);
1292     gtk_menu_shell_append(GTK_MENU_SHELL(s->view_menu), s->zoom_in_item);
1293
1294     s->zoom_out_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_ZOOM_OUT, NULL);
1295     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_out_item),
1296                                  "<QEMU>/View/Zoom Out");
1297     gtk_accel_map_add_entry("<QEMU>/View/Zoom Out", GDK_KEY_minus, GDK_CONTROL_MASK | GDK_MOD1_MASK);
1298     gtk_menu_shell_append(GTK_MENU_SHELL(s->view_menu), s->zoom_out_item);
1299
1300     s->zoom_fixed_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_ZOOM_100, NULL);
1301     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_fixed_item),
1302                                  "<QEMU>/View/Zoom Fixed");
1303     gtk_accel_map_add_entry("<QEMU>/View/Zoom Fixed", GDK_KEY_0, GDK_CONTROL_MASK | GDK_MOD1_MASK);
1304     gtk_menu_shell_append(GTK_MENU_SHELL(s->view_menu), s->zoom_fixed_item);
1305
1306     s->zoom_fit_item = gtk_check_menu_item_new_with_mnemonic(_("Zoom To _Fit"));
1307     gtk_menu_shell_append(GTK_MENU_SHELL(s->view_menu), s->zoom_fit_item);
1308
1309     separator = gtk_separator_menu_item_new();
1310     gtk_menu_shell_append(GTK_MENU_SHELL(s->view_menu), separator);
1311
1312     s->grab_on_hover_item = gtk_check_menu_item_new_with_mnemonic(_("Grab On _Hover"));
1313     gtk_menu_shell_append(GTK_MENU_SHELL(s->view_menu), s->grab_on_hover_item);
1314
1315     s->grab_item = gtk_check_menu_item_new_with_mnemonic(_("_Grab Input"));
1316     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->grab_item),
1317                                  "<QEMU>/View/Grab Input");
1318     gtk_accel_map_add_entry("<QEMU>/View/Grab Input", GDK_KEY_g, GDK_CONTROL_MASK | GDK_MOD1_MASK);
1319     gtk_menu_shell_append(GTK_MENU_SHELL(s->view_menu), s->grab_item);
1320
1321     separator = gtk_separator_menu_item_new();
1322     gtk_menu_shell_append(GTK_MENU_SHELL(s->view_menu), separator);
1323
1324     s->vga_item = gtk_radio_menu_item_new_with_mnemonic(group, "_VGA");
1325     group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(s->vga_item));
1326     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->vga_item),
1327                                  "<QEMU>/View/VGA");
1328     gtk_accel_map_add_entry("<QEMU>/View/VGA", GDK_KEY_1, GDK_CONTROL_MASK | GDK_MOD1_MASK);
1329     gtk_menu_shell_append(GTK_MENU_SHELL(s->view_menu), s->vga_item);
1330
1331     for (i = 0; i < nb_vcs; i++) {
1332         VirtualConsole *vc = &s->vc[i];
1333
1334         group = gd_vc_init(s, vc, i, group);
1335         s->nb_vcs++;
1336     }
1337
1338     separator = gtk_separator_menu_item_new();
1339     gtk_menu_shell_append(GTK_MENU_SHELL(s->view_menu), separator);
1340
1341     s->show_tabs_item = gtk_check_menu_item_new_with_mnemonic(_("Show _Tabs"));
1342     gtk_menu_shell_append(GTK_MENU_SHELL(s->view_menu), s->show_tabs_item);
1343
1344     g_object_set_data(G_OBJECT(s->window), "accel_group", accel_group);
1345     gtk_window_add_accel_group(GTK_WINDOW(s->window), accel_group);
1346     s->accel_group = accel_group;
1347
1348     gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->machine_menu_item),
1349                               s->machine_menu);
1350     gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->machine_menu_item);
1351
1352     gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->view_menu_item), s->view_menu);
1353     gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->view_menu_item);
1354 }
1355
1356 static const DisplayChangeListenerOps dcl_ops = {
1357     .dpy_name          = "gtk",
1358     .dpy_gfx_update    = gd_update,
1359     .dpy_gfx_switch    = gd_switch,
1360     .dpy_refresh       = gd_refresh,
1361 };
1362
1363 void gtk_display_init(DisplayState *ds)
1364 {
1365     GtkDisplayState *s = g_malloc0(sizeof(*s));
1366     char *filename;
1367
1368     gtk_init(NULL, NULL);
1369
1370     s->dcl.ops = &dcl_ops;
1371
1372     s->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
1373 #if GTK_CHECK_VERSION(3, 2, 0)
1374     s->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
1375 #else
1376     s->vbox = gtk_vbox_new(FALSE, 0);
1377 #endif
1378     s->notebook = gtk_notebook_new();
1379     s->drawing_area = gtk_drawing_area_new();
1380     s->menu_bar = gtk_menu_bar_new();
1381
1382     s->scale_x = 1.0;
1383     s->scale_y = 1.0;
1384     s->free_scale = FALSE;
1385
1386     setlocale(LC_ALL, "");
1387     bindtextdomain("qemu", CONFIG_QEMU_LOCALEDIR);
1388     textdomain("qemu");
1389
1390     s->null_cursor = gdk_cursor_new(GDK_BLANK_CURSOR);
1391
1392     s->mouse_mode_notifier.notify = gd_mouse_mode_change;
1393     qemu_add_mouse_mode_change_notifier(&s->mouse_mode_notifier);
1394     qemu_add_vm_change_state_handler(gd_change_runstate, s);
1395
1396     gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), s->drawing_area, gtk_label_new("VGA"));
1397
1398     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "qemu-icon.bmp");
1399     if (filename) {
1400         GError *error = NULL;
1401         GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file(filename, &error);
1402         if (pixbuf) {
1403             gtk_window_set_icon(GTK_WINDOW(s->window), pixbuf);
1404         } else {
1405             g_error_free(error);
1406         }
1407         g_free(filename);
1408     }
1409
1410     gd_create_menus(s);
1411
1412     gd_connect_signals(s);
1413
1414     gtk_widget_add_events(s->drawing_area,
1415                           GDK_POINTER_MOTION_MASK |
1416                           GDK_BUTTON_PRESS_MASK |
1417                           GDK_BUTTON_RELEASE_MASK |
1418                           GDK_BUTTON_MOTION_MASK |
1419                           GDK_ENTER_NOTIFY_MASK |
1420                           GDK_LEAVE_NOTIFY_MASK |
1421                           GDK_SCROLL_MASK |
1422                           GDK_KEY_PRESS_MASK);
1423     gtk_widget_set_double_buffered(s->drawing_area, FALSE);
1424     gtk_widget_set_can_focus(s->drawing_area, TRUE);
1425
1426     gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1427     gtk_notebook_set_show_border(GTK_NOTEBOOK(s->notebook), FALSE);
1428
1429     gd_update_caption(s);
1430
1431     gtk_box_pack_start(GTK_BOX(s->vbox), s->menu_bar, FALSE, TRUE, 0);
1432     gtk_box_pack_start(GTK_BOX(s->vbox), s->notebook, TRUE, TRUE, 0);
1433
1434     gtk_container_add(GTK_CONTAINER(s->window), s->vbox);
1435
1436     gtk_widget_show_all(s->window);
1437
1438     register_displaychangelistener(ds, &s->dcl);
1439
1440     global_state = s;
1441 }