ui/gtk.c

   1 /*
   2  * GTK UI
   3  *
   4  * Copyright IBM, Corp. 2012
   5  *
   6  * Authors:
   7  *  Anthony Liguori   <[email protected]>
   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 <[email protected]>
  17  * Copyright (C) 2009-2010 Daniel P. Berrange <[email protected]>
  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
  71 #define MAX_VCS 10
  72
  73 #if !defined(CONFIG_VTE)
  74 # define VTE_CHECK_VERSION(a, b, c) 0
  75 #endif
  76
  77 /* Compatibility define to let us build on both Gtk2 and Gtk3 */
  78 #if GTK_CHECK_VERSION(3, 0, 0)
  79 static inline void gdk_drawable_get_size(GdkWindow *w, gint *ww, gint *wh)
  80 {
  81     *ww = gdk_window_get_width(w);
  82     *wh = gdk_window_get_height(w);
  83 }
  84 #endif
  85
  86 #if !GTK_CHECK_VERSION(2, 20, 0)
  87 #define gtk_widget_get_realized(widget) GTK_WIDGET_REALIZED(widget)
  88 #endif
  89
  90 #ifndef GDK_KEY_0
  91 #define GDK_KEY_0 GDK_0
  92 #define GDK_KEY_1 GDK_1
  93 #define GDK_KEY_2 GDK_2
  94 #define GDK_KEY_f GDK_f
  95 #define GDK_KEY_g GDK_g
  96 #define GDK_KEY_q GDK_q
  97 #define GDK_KEY_plus GDK_plus
  98 #define GDK_KEY_minus GDK_minus
  99 #endif
 100
 101 #define HOTKEY_MODIFIERS        (GDK_CONTROL_MASK | GDK_MOD1_MASK)
 102
 103 static const int modifier_keycode[] = {
 104     /* shift, control, alt keys, meta keys, both left & right */
 105     0x2a, 0x36, 0x1d, 0x9d, 0x38, 0xb8, 0xdb, 0xdd,
 106 };
 107
 108 typedef struct VirtualConsole
 109 {
 110     GtkWidget *menu_item;
 111     GtkWidget *terminal;
 112 #if defined(CONFIG_VTE)
 113     CharDriverState *chr;
 114 #endif
 115 } VirtualConsole;
 116
 117 typedef struct GtkDisplayState
 118 {
 119     GtkWidget *window;
 120
 121     GtkWidget *menu_bar;
 122
 123     GtkAccelGroup *accel_group;
 124
 125     GtkWidget *machine_menu_item;
 126     GtkWidget *machine_menu;
 127     GtkWidget *pause_item;
 128     GtkWidget *reset_item;
 129     GtkWidget *powerdown_item;
 130     GtkWidget *quit_item;
 131
 132     GtkWidget *view_menu_item;
 133     GtkWidget *view_menu;
 134     GtkWidget *full_screen_item;
 135     GtkWidget *zoom_in_item;
 136     GtkWidget *zoom_out_item;
 137     GtkWidget *zoom_fixed_item;
 138     GtkWidget *zoom_fit_item;
 139     GtkWidget *grab_item;
 140     GtkWidget *grab_on_hover_item;
 141     GtkWidget *vga_item;
 142
 143     int nb_vcs;
 144     VirtualConsole vc[MAX_VCS];
 145
 146     GtkWidget *show_tabs_item;
 147
 148     GtkWidget *vbox;
 149     GtkWidget *notebook;
 150     GtkWidget *drawing_area;
 151     cairo_surface_t *surface;
 152     pixman_image_t *convert;
 153     DisplayChangeListener dcl;
 154     DisplaySurface *ds;
 155     int button_mask;
 156     gboolean last_set;
 157     int last_x;
 158     int last_y;
 159     int grab_x_root;
 160     int grab_y_root;
 161
 162     double scale_x;
 163     double scale_y;
 164     gboolean full_screen;
 165
 166     GdkCursor *null_cursor;
 167     Notifier mouse_mode_notifier;
 168     gboolean free_scale;
 169
 170     bool external_pause_update;
 171
 172     bool modifier_pressed[ARRAY_SIZE(modifier_keycode)];
 173 } GtkDisplayState;
 174
 175 static GtkDisplayState *global_state;
 176
 177 /** Utility Functions **/
 178
 179 static bool gd_is_grab_active(GtkDisplayState *s)
 180 {
 181     return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_item));
 182 }
 183
 184 static bool gd_grab_on_hover(GtkDisplayState *s)
 185 {
 186     return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_on_hover_item));
 187 }
 188
 189 static bool gd_on_vga(GtkDisplayState *s)
 190 {
 191     return gtk_notebook_get_current_page(GTK_NOTEBOOK(s->notebook)) == 0;
 192 }
 193
 194 static void gd_update_cursor(GtkDisplayState *s, gboolean override)
 195 {
 196     GdkWindow *window;
 197     bool on_vga;
 198
 199     window = gtk_widget_get_window(GTK_WIDGET(s->drawing_area));
 200
 201     on_vga = gd_on_vga(s);
 202
 203     if ((override || on_vga) &&
 204         (s->full_screen || qemu_input_is_absolute() || gd_is_grab_active(s))) {
 205         gdk_window_set_cursor(window, s->null_cursor);
 206     } else {
 207         gdk_window_set_cursor(window, NULL);
 208     }
 209 }
 210
 211 static void gd_update_caption(GtkDisplayState *s)
 212 {
 213     const char *status = "";
 214     gchar *title;
 215     const char *grab = "";
 216     bool is_paused = !runstate_is_running();
 217
 218     if (gd_is_grab_active(s)) {
 219         grab = _(" - Press Ctrl+Alt+G to release grab");
 220     }
 221
 222     if (is_paused) {
 223         status = _(" [Paused]");
 224     }
 225     s->external_pause_update = true;
 226     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->pause_item),
 227                                    is_paused);
 228     s->external_pause_update = false;
 229
 230     if (qemu_name) {
 231         title = g_strdup_printf("QEMU (%s)%s%s", qemu_name, status, grab);
 232     } else {
 233         title = g_strdup_printf("QEMU%s%s", status, grab);
 234     }
 235
 236     gtk_window_set_title(GTK_WINDOW(s->window), title);
 237
 238     g_free(title);
 239 }
 240
 241 static void gd_update_windowsize(GtkDisplayState *s)
 242 {
 243     if (!s->full_screen) {
 244         GtkRequisition req;
 245         double sx, sy;
 246
 247         if (s->free_scale) {
 248             sx = s->scale_x;
 249             sy = s->scale_y;
 250
 251             s->scale_y = 1.0;
 252             s->scale_x = 1.0;
 253         } else {
 254             sx = 1.0;
 255             sy = 1.0;
 256         }
 257
 258         gtk_widget_set_size_request(s->drawing_area,
 259                                     surface_width(s->ds) * s->scale_x,
 260                                     surface_height(s->ds) * s->scale_y);
 261 #if GTK_CHECK_VERSION(3, 0, 0)
 262         gtk_widget_get_preferred_size(s->vbox, NULL, &req);
 263 #else
 264         gtk_widget_size_request(s->vbox, &req);
 265 #endif
 266
 267         gtk_window_resize(GTK_WINDOW(s->window),
 268                           req.width * sx, req.height * sy);
 269     }
 270 }
 271
 272 static void gd_update_full_redraw(GtkDisplayState *s)
 273 {
 274     int ww, wh;
 275     gdk_drawable_get_size(gtk_widget_get_window(s->drawing_area), &ww, &wh);
 276     gtk_widget_queue_draw_area(s->drawing_area, 0, 0, ww, wh);
 277 }
 278
 279 static void gtk_release_modifiers(GtkDisplayState *s)
 280 {
 281     int i, keycode;
 282
 283     if (!gd_on_vga(s)) {
 284         return;
 285     }
 286     for (i = 0; i < ARRAY_SIZE(modifier_keycode); i++) {
 287         keycode = modifier_keycode[i];
 288         if (!s->modifier_pressed[i]) {
 289             continue;
 290         }
 291         qemu_input_event_send_key_number(s->dcl.con, keycode, false);
 292         s->modifier_pressed[i] = false;
 293     }
 294 }
 295
 296 /** DisplayState Callbacks **/
 297
 298 static void gd_update(DisplayChangeListener *dcl,
 299                       int x, int y, int w, int h)
 300 {
 301     GtkDisplayState *s = container_of(dcl, GtkDisplayState, dcl);
 302     int x1, x2, y1, y2;
 303     int mx, my;
 304     int fbw, fbh;
 305     int ww, wh;
 306
 307     trace_gd_update(x, y, w, h);
 308
 309     if (s->convert) {
 310         pixman_image_composite(PIXMAN_OP_SRC, s->ds->image, NULL, s->convert,
 311                                x, y, 0, 0, x, y, w, h);
 312     }
 313
 314     x1 = floor(x * s->scale_x);
 315     y1 = floor(y * s->scale_y);
 316
 317     x2 = ceil(x * s->scale_x + w * s->scale_x);
 318     y2 = ceil(y * s->scale_y + h * s->scale_y);
 319
 320     fbw = surface_width(s->ds) * s->scale_x;
 321     fbh = surface_height(s->ds) * s->scale_y;
 322
 323     gdk_drawable_get_size(gtk_widget_get_window(s->drawing_area), &ww, &wh);
 324
 325     mx = my = 0;
 326     if (ww > fbw) {
 327         mx = (ww - fbw) / 2;
 328     }
 329     if (wh > fbh) {
 330         my = (wh - fbh) / 2;
 331     }
 332
 333     gtk_widget_queue_draw_area(s->drawing_area, mx + x1, my + y1, (x2 - x1), (y2 - y1));
 334 }
 335
 336 static void gd_refresh(DisplayChangeListener *dcl)
 337 {
 338     graphic_hw_update(dcl->con);
 339 }
 340
 341 #if GTK_CHECK_VERSION(3, 0, 0)
 342 static void gd_mouse_set(DisplayChangeListener *dcl,
 343                          int x, int y, int visible)
 344 {
 345     GtkDisplayState *s = container_of(dcl, GtkDisplayState, dcl);
 346     GdkDisplay *dpy;
 347     GdkDeviceManager *mgr;
 348     gint x_root, y_root;
 349
 350     if (qemu_input_is_absolute()) {
 351         return;
 352     }
 353
 354     dpy = gtk_widget_get_display(s->drawing_area);
 355     mgr = gdk_display_get_device_manager(dpy);
 356     gdk_window_get_root_coords(gtk_widget_get_window(s->drawing_area),
 357                                x, y, &x_root, &y_root);
 358     gdk_device_warp(gdk_device_manager_get_client_pointer(mgr),
 359                     gtk_widget_get_screen(s->drawing_area),
 360                     x_root, y_root);
 361 }
 362 #else
 363 static void gd_mouse_set(DisplayChangeListener *dcl,
 364                          int x, int y, int visible)
 365 {
 366     GtkDisplayState *s = container_of(dcl, GtkDisplayState, dcl);
 367     gint x_root, y_root;
 368
 369     if (qemu_input_is_absolute()) {
 370         return;
 371     }
 372
 373     gdk_window_get_root_coords(gtk_widget_get_window(s->drawing_area),
 374                                x, y, &x_root, &y_root);
 375     gdk_display_warp_pointer(gtk_widget_get_display(s->drawing_area),
 376                              gtk_widget_get_screen(s->drawing_area),
 377                              x_root, y_root);
 378 }
 379 #endif
 380
 381 static void gd_cursor_define(DisplayChangeListener *dcl,
 382                              QEMUCursor *c)
 383 {
 384     GtkDisplayState *s = container_of(dcl, GtkDisplayState, dcl);
 385     GdkPixbuf *pixbuf;
 386     GdkCursor *cursor;
 387
 388     pixbuf = gdk_pixbuf_new_from_data((guchar *)(c->data),
 389                                       GDK_COLORSPACE_RGB, true, 8,
 390                                       c->width, c->height, c->width * 4,
 391                                       NULL, NULL);
 392     cursor = gdk_cursor_new_from_pixbuf(gtk_widget_get_display(s->drawing_area),
 393                                         pixbuf, c->hot_x, c->hot_y);
 394     gdk_window_set_cursor(gtk_widget_get_window(s->drawing_area), cursor);
 395     g_object_unref(pixbuf);
 396 #if !GTK_CHECK_VERSION(3, 0, 0)
 397     gdk_cursor_unref(cursor);
 398 #else
 399     g_object_unref(cursor);
 400 #endif
 401 }
 402
 403 static void gd_switch(DisplayChangeListener *dcl,
 404                       DisplaySurface *surface)
 405 {
 406     GtkDisplayState *s = container_of(dcl, GtkDisplayState, dcl);
 407     bool resized = true;
 408
 409     trace_gd_switch(surface_width(surface), surface_height(surface));
 410
 411     if (s->surface) {
 412         cairo_surface_destroy(s->surface);
 413     }
 414
 415     if (s->ds &&
 416         surface_width(s->ds) == surface_width(surface) &&
 417         surface_height(s->ds) == surface_height(surface)) {
 418         resized = false;
 419     }
 420     s->ds = surface;
 421
 422     if (s->convert) {
 423         pixman_image_unref(s->convert);
 424         s->convert = NULL;
 425     }
 426
 427     if (surface->format == PIXMAN_x8r8g8b8) {
 428         /*
 429          * PIXMAN_x8r8g8b8 == CAIRO_FORMAT_RGB24
 430          *
 431          * No need to convert, use surface directly.  Should be the
 432          * common case as this is qemu_default_pixelformat(32) too.
 433          */
 434         s->surface = cairo_image_surface_create_for_data
 435             (surface_data(surface),
 436              CAIRO_FORMAT_RGB24,
 437              surface_width(surface),
 438              surface_height(surface),
 439              surface_stride(surface));
 440     } else {
 441         /* Must convert surface, use pixman to do it. */
 442         s->convert = pixman_image_create_bits(PIXMAN_x8r8g8b8,
 443                                               surface_width(surface),
 444                                               surface_height(surface),
 445                                               NULL, 0);
 446         s->surface = cairo_image_surface_create_for_data
 447             ((void *)pixman_image_get_data(s->convert),
 448              CAIRO_FORMAT_RGB24,
 449              pixman_image_get_width(s->convert),
 450              pixman_image_get_height(s->convert),
 451              pixman_image_get_stride(s->convert));
 452         pixman_image_composite(PIXMAN_OP_SRC, s->ds->image, NULL, s->convert,
 453                                0, 0, 0, 0, 0, 0,
 454                                pixman_image_get_width(s->convert),
 455                                pixman_image_get_height(s->convert));
 456     }
 457
 458     if (resized) {
 459         gd_update_windowsize(s);
 460     } else {
 461         gd_update_full_redraw(s);
 462     }
 463 }
 464
 465 /** QEMU Events **/
 466
 467 static void gd_change_runstate(void *opaque, int running, RunState state)
 468 {
 469     GtkDisplayState *s = opaque;
 470
 471     gd_update_caption(s);
 472 }
 473
 474 static void gd_mouse_mode_change(Notifier *notify, void *data)
 475 {
 476     GtkDisplayState *s;
 477
 478     s = container_of(notify, GtkDisplayState, mouse_mode_notifier);
 479     /* release the grab at switching to absolute mode */
 480     if (qemu_input_is_absolute() && gd_is_grab_active(s)) {
 481         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
 482                                        FALSE);
 483     }
 484     gd_update_cursor(s, FALSE);
 485 }
 486
 487 /** GTK Events **/
 488
 489 static gboolean gd_window_close(GtkWidget *widget, GdkEvent *event,
 490                                 void *opaque)
 491 {
 492     GtkDisplayState *s = opaque;
 493
 494     if (!no_quit) {
 495         unregister_displaychangelistener(&s->dcl);
 496         qmp_quit(NULL);
 497         return FALSE;
 498     }
 499
 500     return TRUE;
 501 }
 502
 503 static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque)
 504 {
 505     GtkDisplayState *s = opaque;
 506     int mx, my;
 507     int ww, wh;
 508     int fbw, fbh;
 509
 510     if (!gtk_widget_get_realized(widget)) {
 511         return FALSE;
 512     }
 513
 514     fbw = surface_width(s->ds);
 515     fbh = surface_height(s->ds);
 516
 517     gdk_drawable_get_size(gtk_widget_get_window(widget), &ww, &wh);
 518
 519     if (s->full_screen) {
 520         s->scale_x = (double)ww / fbw;
 521         s->scale_y = (double)wh / fbh;
 522     } else if (s->free_scale) {
 523         double sx, sy;
 524
 525         sx = (double)ww / fbw;
 526         sy = (double)wh / fbh;
 527
 528         s->scale_x = s->scale_y = MIN(sx, sy);
 529     }
 530
 531     fbw *= s->scale_x;
 532     fbh *= s->scale_y;
 533
 534     mx = my = 0;
 535     if (ww > fbw) {
 536         mx = (ww - fbw) / 2;
 537     }
 538     if (wh > fbh) {
 539         my = (wh - fbh) / 2;
 540     }
 541
 542     cairo_rectangle(cr, 0, 0, ww, wh);
 543
 544     /* Optionally cut out the inner area where the pixmap
 545        will be drawn. This avoids 'flashing' since we're
 546        not double-buffering. Note we're using the undocumented
 547        behaviour of drawing the rectangle from right to left
 548        to cut out the whole */
 549     cairo_rectangle(cr, mx + fbw, my,
 550                     -1 * fbw, fbh);
 551     cairo_fill(cr);
 552
 553     cairo_scale(cr, s->scale_x, s->scale_y);
 554     cairo_set_source_surface(cr, s->surface, mx / s->scale_x, my / s->scale_y);
 555     cairo_paint(cr);
 556
 557     return TRUE;
 558 }
 559
 560 #if !GTK_CHECK_VERSION(3, 0, 0)
 561 static gboolean gd_expose_event(GtkWidget *widget, GdkEventExpose *expose,
 562                                 void *opaque)
 563 {
 564     cairo_t *cr;
 565     gboolean ret;
 566
 567     cr = gdk_cairo_create(gtk_widget_get_window(widget));
 568     cairo_rectangle(cr,
 569                     expose->area.x,
 570                     expose->area.y,
 571                     expose->area.width,
 572                     expose->area.height);
 573     cairo_clip(cr);
 574
 575     ret = gd_draw_event(widget, cr, opaque);
 576
 577     cairo_destroy(cr);
 578
 579     return ret;
 580 }
 581 #endif
 582
 583 static gboolean gd_motion_event(GtkWidget *widget, GdkEventMotion *motion,
 584                                 void *opaque)
 585 {
 586     GtkDisplayState *s = opaque;
 587     int x, y;
 588     int mx, my;
 589     int fbh, fbw;
 590     int ww, wh;
 591
 592     fbw = surface_width(s->ds) * s->scale_x;
 593     fbh = surface_height(s->ds) * s->scale_y;
 594
 595     gdk_drawable_get_size(gtk_widget_get_window(s->drawing_area), &ww, &wh);
 596
 597     mx = my = 0;
 598     if (ww > fbw) {
 599         mx = (ww - fbw) / 2;
 600     }
 601     if (wh > fbh) {
 602         my = (wh - fbh) / 2;
 603     }
 604
 605     x = (motion->x - mx) / s->scale_x;
 606     y = (motion->y - my) / s->scale_y;
 607
 608     if (qemu_input_is_absolute()) {
 609         if (x < 0 || y < 0 ||
 610             x >= surface_width(s->ds) ||
 611             y >= surface_height(s->ds)) {
 612             return TRUE;
 613         }
 614         qemu_input_queue_abs(s->dcl.con, INPUT_AXIS_X, x,
 615                              surface_width(s->ds));
 616         qemu_input_queue_abs(s->dcl.con, INPUT_AXIS_Y, y,
 617                              surface_height(s->ds));
 618         qemu_input_event_sync();
 619     } else if (s->last_set && gd_is_grab_active(s)) {
 620         qemu_input_queue_rel(s->dcl.con, INPUT_AXIS_X, x - s->last_x);
 621         qemu_input_queue_rel(s->dcl.con, INPUT_AXIS_Y, y - s->last_y);
 622         qemu_input_event_sync();
 623     }
 624     s->last_x = x;
 625     s->last_y = y;
 626     s->last_set = TRUE;
 627
 628     if (!qemu_input_is_absolute() && gd_is_grab_active(s)) {
 629         GdkScreen *screen = gtk_widget_get_screen(s->drawing_area);
 630         int x = (int)motion->x_root;
 631         int y = (int)motion->y_root;
 632
 633         /* In relative mode check to see if client pointer hit
 634          * one of the screen edges, and if so move it back by
 635          * 200 pixels. This is important because the pointer
 636          * in the server doesn't correspond 1-for-1, and so
 637          * may still be only half way across the screen. Without
 638          * this warp, the server pointer would thus appear to hit
 639          * an invisible wall */
 640         if (x == 0) {
 641             x += 200;
 642         }
 643         if (y == 0) {
 644             y += 200;
 645         }
 646         if (x == (gdk_screen_get_width(screen) - 1)) {
 647             x -= 200;
 648         }
 649         if (y == (gdk_screen_get_height(screen) - 1)) {
 650             y -= 200;
 651         }
 652
 653         if (x != (int)motion->x_root || y != (int)motion->y_root) {
 654 #if GTK_CHECK_VERSION(3, 0, 0)
 655             GdkDevice *dev = gdk_event_get_device((GdkEvent *)motion);
 656             gdk_device_warp(dev, screen, x, y);
 657 #else
 658             GdkDisplay *display = gtk_widget_get_display(widget);
 659             gdk_display_warp_pointer(display, screen, x, y);
 660 #endif
 661             s->last_set = FALSE;
 662             return FALSE;
 663         }
 664     }
 665     return TRUE;
 666 }
 667
 668 static gboolean gd_button_event(GtkWidget *widget, GdkEventButton *button,
 669                                 void *opaque)
 670 {
 671     GtkDisplayState *s = opaque;
 672     InputButton btn;
 673
 674     /* implicitly grab the input at the first click in the relative mode */
 675     if (button->button == 1 && button->type == GDK_BUTTON_PRESS &&
 676         !qemu_input_is_absolute() && !gd_is_grab_active(s)) {
 677         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
 678                                        TRUE);
 679         return TRUE;
 680     }
 681
 682     if (button->button == 1) {
 683         btn = INPUT_BUTTON_LEFT;
 684     } else if (button->button == 2) {
 685         btn = INPUT_BUTTON_MIDDLE;
 686     } else if (button->button == 3) {
 687         btn = INPUT_BUTTON_RIGHT;
 688     } else {
 689         return TRUE;
 690     }
 691
 692     qemu_input_queue_btn(s->dcl.con, btn, button->type == GDK_BUTTON_PRESS);
 693     qemu_input_event_sync();
 694     return TRUE;
 695 }
 696
 697 static gboolean gd_scroll_event(GtkWidget *widget, GdkEventScroll *scroll,
 698                                 void *opaque)
 699 {
 700     GtkDisplayState *s = opaque;
 701     InputButton btn;
 702
 703     if (scroll->direction == GDK_SCROLL_UP) {
 704         btn = INPUT_BUTTON_WHEEL_UP;
 705     } else if (scroll->direction == GDK_SCROLL_DOWN) {
 706         btn = INPUT_BUTTON_WHEEL_DOWN;
 707     } else {
 708         return TRUE;
 709     }
 710
 711     qemu_input_queue_btn(s->dcl.con, btn, true);
 712     qemu_input_event_sync();
 713     qemu_input_queue_btn(s->dcl.con, btn, false);
 714     qemu_input_event_sync();
 715     return TRUE;
 716 }
 717
 718 static gboolean gd_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque)
 719 {
 720     GtkDisplayState *s = opaque;
 721     int gdk_keycode = key->hardware_keycode;
 722     int i;
 723
 724 #ifdef _WIN32
 725     UINT qemu_keycode = MapVirtualKey(gdk_keycode, MAPVK_VK_TO_VSC);
 726     switch (qemu_keycode) {
 727     case 103:   /* alt gr */
 728         qemu_keycode = 56 | SCANCODE_GREY;
 729         break;
 730     }
 731 #else
 732     int qemu_keycode;
 733
 734     if (gdk_keycode < 9) {
 735         qemu_keycode = 0;
 736     } else if (gdk_keycode < 97) {
 737         qemu_keycode = gdk_keycode - 8;
 738     } else if (gdk_keycode < 158) {
 739         qemu_keycode = translate_evdev_keycode(gdk_keycode - 97);
 740     } else if (gdk_keycode == 208) { /* Hiragana_Katakana */
 741         qemu_keycode = 0x70;
 742     } else if (gdk_keycode == 211) { /* backslash */
 743         qemu_keycode = 0x73;
 744     } else {
 745         qemu_keycode = 0;
 746     }
 747 #endif
 748
 749     trace_gd_key_event(gdk_keycode, qemu_keycode,
 750                        (key->type == GDK_KEY_PRESS) ? "down" : "up");
 751
 752     for (i = 0; i < ARRAY_SIZE(modifier_keycode); i++) {
 753         if (qemu_keycode == modifier_keycode[i]) {
 754             s->modifier_pressed[i] = (key->type == GDK_KEY_PRESS);
 755         }
 756     }
 757
 758     qemu_input_event_send_key_number(s->dcl.con, qemu_keycode,
 759                                      key->type == GDK_KEY_PRESS);
 760
 761     return TRUE;
 762 }
 763
 764 static gboolean gd_event(GtkWidget *widget, GdkEvent *event, void *opaque)
 765 {
 766     if (event->type == GDK_MOTION_NOTIFY) {
 767         return gd_motion_event(widget, &event->motion, opaque);
 768     }
 769     return FALSE;
 770 }
 771
 772 /** Window Menu Actions **/
 773
 774 static void gd_menu_pause(GtkMenuItem *item, void *opaque)
 775 {
 776     GtkDisplayState *s = opaque;
 777
 778     if (s->external_pause_update) {
 779         return;
 780     }
 781     if (runstate_is_running()) {
 782         qmp_stop(NULL);
 783     } else {
 784         qmp_cont(NULL);
 785     }
 786 }
 787
 788 static void gd_menu_reset(GtkMenuItem *item, void *opaque)
 789 {
 790     qmp_system_reset(NULL);
 791 }
 792
 793 static void gd_menu_powerdown(GtkMenuItem *item, void *opaque)
 794 {
 795     qmp_system_powerdown(NULL);
 796 }
 797
 798 static void gd_menu_quit(GtkMenuItem *item, void *opaque)
 799 {
 800     qmp_quit(NULL);
 801 }
 802
 803 static void gd_menu_switch_vc(GtkMenuItem *item, void *opaque)
 804 {
 805     GtkDisplayState *s = opaque;
 806
 807     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->vga_item))) {
 808         gtk_notebook_set_current_page(GTK_NOTEBOOK(s->notebook), 0);
 809     } else {
 810         int i;
 811
 812         gtk_release_modifiers(s);
 813         for (i = 0; i < s->nb_vcs; i++) {
 814             if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->vc[i].menu_item))) {
 815                 gtk_notebook_set_current_page(GTK_NOTEBOOK(s->notebook), i + 1);
 816                 break;
 817             }
 818         }
 819     }
 820 }
 821
 822 static void gd_menu_show_tabs(GtkMenuItem *item, void *opaque)
 823 {
 824     GtkDisplayState *s = opaque;
 825
 826     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->show_tabs_item))) {
 827         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), TRUE);
 828     } else {
 829         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
 830     }
 831 }
 832
 833 static void gd_menu_full_screen(GtkMenuItem *item, void *opaque)
 834 {
 835     GtkDisplayState *s = opaque;
 836
 837     if (!s->full_screen) {
 838         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
 839         gtk_widget_set_size_request(s->menu_bar, 0, 0);
 840         gtk_widget_set_size_request(s->drawing_area, -1, -1);
 841         gtk_window_fullscreen(GTK_WINDOW(s->window));
 842         if (gd_on_vga(s)) {
 843             gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item), TRUE);
 844         }
 845         s->full_screen = TRUE;
 846     } else {
 847         gtk_window_unfullscreen(GTK_WINDOW(s->window));
 848         gd_menu_show_tabs(GTK_MENU_ITEM(s->show_tabs_item), s);
 849         gtk_widget_set_size_request(s->menu_bar, -1, -1);
 850         gtk_widget_set_size_request(s->drawing_area,
 851                                     surface_width(s->ds),
 852                                     surface_height(s->ds));
 853         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item), FALSE);
 854         s->full_screen = FALSE;
 855         s->scale_x = 1.0;
 856         s->scale_y = 1.0;
 857     }
 858
 859     gd_update_cursor(s, FALSE);
 860 }
 861
 862 static void gd_menu_zoom_in(GtkMenuItem *item, void *opaque)
 863 {
 864     GtkDisplayState *s = opaque;
 865
 866     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
 867                                    FALSE);
 868
 869     s->scale_x += .25;
 870     s->scale_y += .25;
 871
 872     gd_update_windowsize(s);
 873 }
 874
 875 static void gd_menu_zoom_out(GtkMenuItem *item, void *opaque)
 876 {
 877     GtkDisplayState *s = opaque;
 878
 879     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
 880                                    FALSE);
 881
 882     s->scale_x -= .25;
 883     s->scale_y -= .25;
 884
 885     s->scale_x = MAX(s->scale_x, .25);
 886     s->scale_y = MAX(s->scale_y, .25);
 887
 888     gd_update_windowsize(s);
 889 }
 890
 891 static void gd_menu_zoom_fixed(GtkMenuItem *item, void *opaque)
 892 {
 893     GtkDisplayState *s = opaque;
 894
 895     s->scale_x = 1.0;
 896     s->scale_y = 1.0;
 897
 898     gd_update_windowsize(s);
 899 }
 900
 901 static void gd_menu_zoom_fit(GtkMenuItem *item, void *opaque)
 902 {
 903     GtkDisplayState *s = opaque;
 904
 905     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item))) {
 906         s->free_scale = TRUE;
 907     } else {
 908         s->free_scale = FALSE;
 909         s->scale_x = 1.0;
 910         s->scale_y = 1.0;
 911         gd_update_windowsize(s);
 912     }
 913
 914     gd_update_full_redraw(s);
 915 }
 916
 917 static void gd_grab_keyboard(GtkDisplayState *s)
 918 {
 919 #if GTK_CHECK_VERSION(3, 0, 0)
 920     GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
 921     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
 922     GList *devices = gdk_device_manager_list_devices(mgr,
 923                                                      GDK_DEVICE_TYPE_MASTER);
 924     GList *tmp = devices;
 925     while (tmp) {
 926         GdkDevice *dev = tmp->data;
 927         if (gdk_device_get_source(dev) == GDK_SOURCE_KEYBOARD) {
 928             gdk_device_grab(dev,
 929                             gtk_widget_get_window(s->drawing_area),
 930                             GDK_OWNERSHIP_NONE,
 931                             FALSE,
 932                             GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK,
 933                             NULL,
 934                             GDK_CURRENT_TIME);
 935         }
 936         tmp = tmp->next;
 937     }
 938     g_list_free(devices);
 939 #else
 940     gdk_keyboard_grab(gtk_widget_get_window(s->drawing_area),
 941                       FALSE,
 942                       GDK_CURRENT_TIME);
 943 #endif
 944 }
 945
 946 static void gd_ungrab_keyboard(GtkDisplayState *s)
 947 {
 948 #if GTK_CHECK_VERSION(3, 0, 0)
 949     GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
 950     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
 951     GList *devices = gdk_device_manager_list_devices(mgr,
 952                                                      GDK_DEVICE_TYPE_MASTER);
 953     GList *tmp = devices;
 954     while (tmp) {
 955         GdkDevice *dev = tmp->data;
 956         if (gdk_device_get_source(dev) == GDK_SOURCE_KEYBOARD) {
 957             gdk_device_ungrab(dev,
 958                               GDK_CURRENT_TIME);
 959         }
 960         tmp = tmp->next;
 961     }
 962     g_list_free(devices);
 963 #else
 964     gdk_keyboard_ungrab(GDK_CURRENT_TIME);
 965 #endif
 966 }
 967
 968 static void gd_grab_pointer(GtkDisplayState *s)
 969 {
 970     GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
 971 #if GTK_CHECK_VERSION(3, 0, 0)
 972     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
 973     GList *devices = gdk_device_manager_list_devices(mgr,
 974                                                      GDK_DEVICE_TYPE_MASTER);
 975     GList *tmp = devices;
 976     while (tmp) {
 977         GdkDevice *dev = tmp->data;
 978         if (gdk_device_get_source(dev) == GDK_SOURCE_MOUSE) {
 979             gdk_device_grab(dev,
 980                             gtk_widget_get_window(s->drawing_area),
 981                             GDK_OWNERSHIP_NONE,
 982                             FALSE, /* All events to come to our
 983                                       window directly */
 984                             GDK_POINTER_MOTION_MASK |
 985                             GDK_BUTTON_PRESS_MASK |
 986                             GDK_BUTTON_RELEASE_MASK |
 987                             GDK_BUTTON_MOTION_MASK |
 988                             GDK_SCROLL_MASK,
 989                             s->null_cursor,
 990                             GDK_CURRENT_TIME);
 991         }
 992         tmp = tmp->next;
 993     }
 994     g_list_free(devices);
 995     gdk_device_get_position(gdk_device_manager_get_client_pointer(mgr),
 996                             NULL, &s->grab_x_root, &s->grab_y_root);
 997 #else
 998     gdk_pointer_grab(gtk_widget_get_window(s->drawing_area),
 999                      FALSE, /* All events to come to our window directly */
1000                      GDK_POINTER_MOTION_MASK |
1001                      GDK_BUTTON_PRESS_MASK |
1002                      GDK_BUTTON_RELEASE_MASK |
1003                      GDK_BUTTON_MOTION_MASK |
1004                      GDK_SCROLL_MASK,
1005                      NULL, /* Allow cursor to move over entire desktop */
1006                      s->null_cursor,
1007                      GDK_CURRENT_TIME);
1008     gdk_display_get_pointer(display, NULL,
1009                             &s->grab_x_root, &s->grab_y_root, NULL);
1010 #endif
1011 }
1012
1013 static void gd_ungrab_pointer(GtkDisplayState *s)
1014 {
1015     GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
1016 #if GTK_CHECK_VERSION(3, 0, 0)
1017     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
1018     GList *devices = gdk_device_manager_list_devices(mgr,
1019                                                      GDK_DEVICE_TYPE_MASTER);
1020     GList *tmp = devices;
1021     while (tmp) {
1022         GdkDevice *dev = tmp->data;
1023         if (gdk_device_get_source(dev) == GDK_SOURCE_MOUSE) {
1024             gdk_device_ungrab(dev,
1025                               GDK_CURRENT_TIME);
1026         }
1027         tmp = tmp->next;
1028     }
1029     g_list_free(devices);
1030     gdk_device_warp(gdk_device_manager_get_client_pointer(mgr),
1031                     gtk_widget_get_screen(s->drawing_area),
1032                     s->grab_x_root, s->grab_y_root);
1033 #else
1034     gdk_pointer_ungrab(GDK_CURRENT_TIME);
1035     gdk_display_warp_pointer(display,
1036                              gtk_widget_get_screen(s->drawing_area),
1037                              s->grab_x_root, s->grab_y_root);
1038 #endif
1039 }
1040
1041 static void gd_menu_grab_input(GtkMenuItem *item, void *opaque)
1042 {
1043     GtkDisplayState *s = opaque;
1044
1045     if (gd_is_grab_active(s)) {
1046         gd_grab_keyboard(s);
1047         gd_grab_pointer(s);
1048     } else {
1049         gd_ungrab_keyboard(s);
1050         gd_ungrab_pointer(s);
1051     }
1052
1053     gd_update_caption(s);
1054     gd_update_cursor(s, FALSE);
1055 }
1056
1057 static void gd_change_page(GtkNotebook *nb, gpointer arg1, guint arg2,
1058                            gpointer data)
1059 {
1060     GtkDisplayState *s = data;
1061     guint last_page;
1062     gboolean on_vga;
1063
1064     if (!gtk_widget_get_realized(s->notebook)) {
1065         return;
1066     }
1067
1068     last_page = gtk_notebook_get_current_page(nb);
1069
1070     if (last_page) {
1071         gtk_widget_set_size_request(s->vc[last_page - 1].terminal, -1, -1);
1072     }
1073
1074     on_vga = arg2 == 0;
1075
1076     if (!on_vga) {
1077         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1078                                        FALSE);
1079     } else if (s->full_screen) {
1080         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1081                                        TRUE);
1082     }
1083
1084     if (arg2 == 0) {
1085         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->vga_item), TRUE);
1086     } else {
1087 #if defined(CONFIG_VTE)
1088         VirtualConsole *vc = &s->vc[arg2 - 1];
1089         VteTerminal *term = VTE_TERMINAL(vc->terminal);
1090         int width, height;
1091
1092         width = 80 * vte_terminal_get_char_width(term);
1093         height = 25 * vte_terminal_get_char_height(term);
1094
1095         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item), TRUE);
1096         gtk_widget_set_size_request(vc->terminal, width, height);
1097 #else
1098         g_assert_not_reached();
1099 #endif
1100     }
1101
1102     gtk_widget_set_sensitive(s->grab_item, on_vga);
1103
1104     gd_update_cursor(s, TRUE);
1105 }
1106
1107 static gboolean gd_enter_event(GtkWidget *widget, GdkEventCrossing *crossing, gpointer data)
1108 {
1109     GtkDisplayState *s = data;
1110
1111     if (!gd_is_grab_active(s) && gd_grab_on_hover(s)) {
1112         gd_grab_keyboard(s);
1113     }
1114
1115     return TRUE;
1116 }
1117
1118 static gboolean gd_leave_event(GtkWidget *widget, GdkEventCrossing *crossing, gpointer data)
1119 {
1120     GtkDisplayState *s = data;
1121
1122     if (!gd_is_grab_active(s) && gd_grab_on_hover(s)) {
1123         gd_ungrab_keyboard(s);
1124     }
1125
1126     return TRUE;
1127 }
1128
1129 static gboolean gd_focus_out_event(GtkWidget *widget,
1130                                    GdkEventCrossing *crossing, gpointer data)
1131 {
1132     GtkDisplayState *s = data;
1133
1134     gtk_release_modifiers(s);
1135
1136     return TRUE;
1137 }
1138
1139 /** Virtual Console Callbacks **/
1140
1141 static int gd_vc_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1142 {
1143 #if defined(CONFIG_VTE)
1144     VirtualConsole *vc = chr->opaque;
1145
1146     vte_terminal_feed(VTE_TERMINAL(vc->terminal), (const char *)buf, len);
1147 #endif
1148     return len;
1149 }
1150
1151 static int nb_vcs;
1152 static CharDriverState *vcs[MAX_VCS];
1153
1154 static CharDriverState *gd_vc_handler(ChardevVC *unused)
1155 {
1156     CharDriverState *chr;
1157
1158     chr = g_malloc0(sizeof(*chr));
1159     chr->chr_write = gd_vc_chr_write;
1160     /* defer OPENED events until our vc is fully initialized */
1161     chr->explicit_be_open = true;
1162
1163     vcs[nb_vcs++] = chr;
1164
1165     return chr;
1166 }
1167
1168 void early_gtk_display_init(void)
1169 {
1170     register_vc_handler(gd_vc_handler);
1171 }
1172
1173 #if defined(CONFIG_VTE)
1174 static gboolean gd_vc_in(VteTerminal *terminal, gchar *text, guint size,
1175                          gpointer user_data)
1176 {
1177     VirtualConsole *vc = user_data;
1178
1179     qemu_chr_be_write(vc->chr, (uint8_t  *)text, (unsigned int)size);
1180     return TRUE;
1181 }
1182 #endif
1183
1184 static GSList *gd_vc_init(GtkDisplayState *s, VirtualConsole *vc, int index, GSList *group,
1185                           GtkWidget *view_menu)
1186 {
1187 #if defined(CONFIG_VTE)
1188     const char *label;
1189     char buffer[32];
1190     char path[32];
1191
1192     snprintf(buffer, sizeof(buffer), "vc%d", index);
1193     snprintf(path, sizeof(path), "<QEMU>/View/VC%d", index);
1194
1195     vc->chr = vcs[index];
1196
1197     if (vc->chr->label) {
1198         label = vc->chr->label;
1199     } else {
1200         label = buffer;
1201     }
1202
1203     vc->menu_item = gtk_radio_menu_item_new_with_mnemonic(group, label);
1204     group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(vc->menu_item));
1205     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(vc->menu_item), path);
1206     gtk_accel_map_add_entry(path, GDK_KEY_2 + index, HOTKEY_MODIFIERS);
1207
1208     vc->terminal = vte_terminal_new();
1209     g_signal_connect(vc->terminal, "commit", G_CALLBACK(gd_vc_in), vc);
1210
1211     vte_terminal_set_scrollback_lines(VTE_TERMINAL(vc->terminal), -1);
1212
1213     vte_terminal_set_size(VTE_TERMINAL(vc->terminal), 80, 25);
1214
1215     vc->chr->opaque = vc;
1216
1217     gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), vc->terminal,
1218                              gtk_label_new(label));
1219     g_signal_connect(vc->menu_item, "activate",
1220                      G_CALLBACK(gd_menu_switch_vc), s);
1221
1222     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), vc->menu_item);
1223
1224     qemu_chr_be_generic_open(vc->chr);
1225     if (vc->chr->init) {
1226         vc->chr->init(vc->chr);
1227     }
1228
1229 #endif /* CONFIG_VTE */
1230     return group;
1231 }
1232
1233 /** Window Creation **/
1234
1235 static void gd_connect_signals(GtkDisplayState *s)
1236 {
1237     g_signal_connect(s->show_tabs_item, "activate",
1238                      G_CALLBACK(gd_menu_show_tabs), s);
1239
1240     g_signal_connect(s->window, "delete-event",
1241                      G_CALLBACK(gd_window_close), s);
1242
1243 #if GTK_CHECK_VERSION(3, 0, 0)
1244     g_signal_connect(s->drawing_area, "draw",
1245                      G_CALLBACK(gd_draw_event), s);
1246 #else
1247     g_signal_connect(s->drawing_area, "expose-event",
1248                      G_CALLBACK(gd_expose_event), s);
1249 #endif
1250     g_signal_connect(s->drawing_area, "event",
1251                      G_CALLBACK(gd_event), s);
1252     g_signal_connect(s->drawing_area, "button-press-event",
1253                      G_CALLBACK(gd_button_event), s);
1254     g_signal_connect(s->drawing_area, "button-release-event",
1255                      G_CALLBACK(gd_button_event), s);
1256     g_signal_connect(s->drawing_area, "scroll-event",
1257                      G_CALLBACK(gd_scroll_event), s);
1258     g_signal_connect(s->drawing_area, "key-press-event",
1259                      G_CALLBACK(gd_key_event), s);
1260     g_signal_connect(s->drawing_area, "key-release-event",
1261                      G_CALLBACK(gd_key_event), s);
1262
1263     g_signal_connect(s->pause_item, "activate",
1264                      G_CALLBACK(gd_menu_pause), s);
1265     g_signal_connect(s->reset_item, "activate",
1266                      G_CALLBACK(gd_menu_reset), s);
1267     g_signal_connect(s->powerdown_item, "activate",
1268                      G_CALLBACK(gd_menu_powerdown), s);
1269     g_signal_connect(s->quit_item, "activate",
1270                      G_CALLBACK(gd_menu_quit), s);
1271     g_signal_connect(s->full_screen_item, "activate",
1272                      G_CALLBACK(gd_menu_full_screen), s);
1273     g_signal_connect(s->zoom_in_item, "activate",
1274                      G_CALLBACK(gd_menu_zoom_in), s);
1275     g_signal_connect(s->zoom_out_item, "activate",
1276                      G_CALLBACK(gd_menu_zoom_out), s);
1277     g_signal_connect(s->zoom_fixed_item, "activate",
1278                      G_CALLBACK(gd_menu_zoom_fixed), s);
1279     g_signal_connect(s->zoom_fit_item, "activate",
1280                      G_CALLBACK(gd_menu_zoom_fit), s);
1281     g_signal_connect(s->vga_item, "activate",
1282                      G_CALLBACK(gd_menu_switch_vc), s);
1283     g_signal_connect(s->grab_item, "activate",
1284                      G_CALLBACK(gd_menu_grab_input), s);
1285     g_signal_connect(s->notebook, "switch-page",
1286                      G_CALLBACK(gd_change_page), s);
1287     g_signal_connect(s->drawing_area, "enter-notify-event",
1288                      G_CALLBACK(gd_enter_event), s);
1289     g_signal_connect(s->drawing_area, "leave-notify-event",
1290                      G_CALLBACK(gd_leave_event), s);
1291     g_signal_connect(s->drawing_area, "focus-out-event",
1292                      G_CALLBACK(gd_focus_out_event), s);
1293 }
1294
1295 static GtkWidget *gd_create_menu_machine(GtkDisplayState *s, GtkAccelGroup *accel_group)
1296 {
1297     GtkWidget *machine_menu;
1298     GtkWidget *separator;
1299
1300     machine_menu = gtk_menu_new();
1301     gtk_menu_set_accel_group(GTK_MENU(machine_menu), accel_group);
1302
1303     s->pause_item = gtk_check_menu_item_new_with_mnemonic(_("_Pause"));
1304     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->pause_item);
1305
1306     separator = gtk_separator_menu_item_new();
1307     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), separator);
1308
1309     s->reset_item = gtk_menu_item_new_with_mnemonic(_("_Reset"));
1310     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->reset_item);
1311
1312     s->powerdown_item = gtk_menu_item_new_with_mnemonic(_("Power _Down"));
1313     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->powerdown_item);
1314
1315     separator = gtk_separator_menu_item_new();
1316     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), separator);
1317
1318     s->quit_item = gtk_menu_item_new_with_mnemonic(_("_Quit"));
1319     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->quit_item),
1320                                  "<QEMU>/Machine/Quit");
1321     gtk_accel_map_add_entry("<QEMU>/Machine/Quit",
1322                             GDK_KEY_q, HOTKEY_MODIFIERS);
1323     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->quit_item);
1324
1325     return machine_menu;
1326 }
1327
1328 static GtkWidget *gd_create_menu_view(GtkDisplayState *s, GtkAccelGroup *accel_group)
1329 {
1330     GSList *group = NULL;
1331     GtkWidget *view_menu;
1332     GtkWidget *separator;
1333     int i;
1334
1335     view_menu = gtk_menu_new();
1336     gtk_menu_set_accel_group(GTK_MENU(view_menu), accel_group);
1337
1338     s->full_screen_item = gtk_menu_item_new_with_mnemonic(_("_Fullscreen"));
1339     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->full_screen_item),
1340                                  "<QEMU>/View/Full Screen");
1341     gtk_accel_map_add_entry("<QEMU>/View/Full Screen", GDK_KEY_f,
1342                             HOTKEY_MODIFIERS);
1343     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->full_screen_item);
1344
1345     separator = gtk_separator_menu_item_new();
1346     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1347
1348     s->zoom_in_item = gtk_menu_item_new_with_mnemonic(_("Zoom _In"));
1349     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_in_item),
1350                                  "<QEMU>/View/Zoom In");
1351     gtk_accel_map_add_entry("<QEMU>/View/Zoom In", GDK_KEY_plus,
1352                             HOTKEY_MODIFIERS);
1353     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_in_item);
1354
1355     s->zoom_out_item = gtk_menu_item_new_with_mnemonic(_("Zoom _Out"));
1356     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_out_item),
1357                                  "<QEMU>/View/Zoom Out");
1358     gtk_accel_map_add_entry("<QEMU>/View/Zoom Out", GDK_KEY_minus,
1359                             HOTKEY_MODIFIERS);
1360     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_out_item);
1361
1362     s->zoom_fixed_item = gtk_menu_item_new_with_mnemonic(_("Best _Fit"));
1363     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_fixed_item),
1364                                  "<QEMU>/View/Zoom Fixed");
1365     gtk_accel_map_add_entry("<QEMU>/View/Zoom Fixed", GDK_KEY_0,
1366                             HOTKEY_MODIFIERS);
1367     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_fixed_item);
1368
1369     s->zoom_fit_item = gtk_check_menu_item_new_with_mnemonic(_("Zoom To _Fit"));
1370     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_fit_item);
1371
1372     separator = gtk_separator_menu_item_new();
1373     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1374
1375     s->grab_on_hover_item = gtk_check_menu_item_new_with_mnemonic(_("Grab On _Hover"));
1376     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->grab_on_hover_item);
1377
1378     s->grab_item = gtk_check_menu_item_new_with_mnemonic(_("_Grab Input"));
1379     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->grab_item),
1380                                  "<QEMU>/View/Grab Input");
1381     gtk_accel_map_add_entry("<QEMU>/View/Grab Input", GDK_KEY_g,
1382                             HOTKEY_MODIFIERS);
1383     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->grab_item);
1384
1385     separator = gtk_separator_menu_item_new();
1386     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1387
1388     s->vga_item = gtk_radio_menu_item_new_with_mnemonic(group, "_VGA");
1389     group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(s->vga_item));
1390     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->vga_item),
1391                                  "<QEMU>/View/VGA");
1392     gtk_accel_map_add_entry("<QEMU>/View/VGA", GDK_KEY_1, HOTKEY_MODIFIERS);
1393     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->vga_item);
1394
1395     for (i = 0; i < nb_vcs; i++) {
1396         VirtualConsole *vc = &s->vc[i];
1397
1398         group = gd_vc_init(s, vc, i, group, view_menu);
1399         s->nb_vcs++;
1400     }
1401
1402     separator = gtk_separator_menu_item_new();
1403     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1404
1405     s->show_tabs_item = gtk_check_menu_item_new_with_mnemonic(_("Show _Tabs"));
1406     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->show_tabs_item);
1407
1408     return view_menu;
1409 }
1410
1411 static void gd_create_menus(GtkDisplayState *s)
1412 {
1413     GtkAccelGroup *accel_group;
1414
1415     accel_group = gtk_accel_group_new();
1416     s->machine_menu = gd_create_menu_machine(s, accel_group);
1417     s->view_menu = gd_create_menu_view(s, accel_group);
1418
1419     s->machine_menu_item = gtk_menu_item_new_with_mnemonic(_("_Machine"));
1420     gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->machine_menu_item),
1421                               s->machine_menu);
1422     gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->machine_menu_item);
1423
1424     s->view_menu_item = gtk_menu_item_new_with_mnemonic(_("_View"));
1425     gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->view_menu_item), s->view_menu);
1426     gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->view_menu_item);
1427
1428     g_object_set_data(G_OBJECT(s->window), "accel_group", accel_group);
1429     gtk_window_add_accel_group(GTK_WINDOW(s->window), accel_group);
1430     s->accel_group = accel_group;
1431 }
1432
1433 static const DisplayChangeListenerOps dcl_ops = {
1434     .dpy_name          = "gtk",
1435     .dpy_gfx_update    = gd_update,
1436     .dpy_gfx_switch    = gd_switch,
1437     .dpy_refresh       = gd_refresh,
1438     .dpy_mouse_set     = gd_mouse_set,
1439     .dpy_cursor_define = gd_cursor_define,
1440 };
1441
1442 void gtk_display_init(DisplayState *ds, bool full_screen, bool grab_on_hover)
1443 {
1444     GtkDisplayState *s = g_malloc0(sizeof(*s));
1445     char *filename;
1446
1447     gtk_init(NULL, NULL);
1448
1449     s->dcl.ops = &dcl_ops;
1450     s->dcl.con = qemu_console_lookup_by_index(0);
1451
1452     s->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
1453 #if GTK_CHECK_VERSION(3, 2, 0)
1454     s->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
1455 #else
1456     s->vbox = gtk_vbox_new(FALSE, 0);
1457 #endif
1458     s->notebook = gtk_notebook_new();
1459     s->drawing_area = gtk_drawing_area_new();
1460     s->menu_bar = gtk_menu_bar_new();
1461
1462     s->scale_x = 1.0;
1463     s->scale_y = 1.0;
1464     s->free_scale = FALSE;
1465
1466     setlocale(LC_ALL, "");
1467     bindtextdomain("qemu", CONFIG_QEMU_LOCALEDIR);
1468     textdomain("qemu");
1469
1470     s->null_cursor = gdk_cursor_new(GDK_BLANK_CURSOR);
1471
1472     s->mouse_mode_notifier.notify = gd_mouse_mode_change;
1473     qemu_add_mouse_mode_change_notifier(&s->mouse_mode_notifier);
1474     qemu_add_vm_change_state_handler(gd_change_runstate, s);
1475
1476     gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), s->drawing_area, gtk_label_new("VGA"));
1477
1478     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "qemu_logo_no_text.svg");
1479     if (filename) {
1480         GError *error = NULL;
1481         GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file(filename, &error);
1482         if (pixbuf) {
1483             gtk_window_set_icon(GTK_WINDOW(s->window), pixbuf);
1484         } else {
1485             g_error_free(error);
1486         }
1487         g_free(filename);
1488     }
1489
1490     gd_create_menus(s);
1491
1492     gd_connect_signals(s);
1493
1494     gtk_widget_add_events(s->drawing_area,
1495                           GDK_POINTER_MOTION_MASK |
1496                           GDK_BUTTON_PRESS_MASK |
1497                           GDK_BUTTON_RELEASE_MASK |
1498                           GDK_BUTTON_MOTION_MASK |
1499                           GDK_ENTER_NOTIFY_MASK |
1500                           GDK_LEAVE_NOTIFY_MASK |
1501                           GDK_SCROLL_MASK |
1502                           GDK_KEY_PRESS_MASK);
1503     gtk_widget_set_double_buffered(s->drawing_area, FALSE);
1504     gtk_widget_set_can_focus(s->drawing_area, TRUE);
1505
1506     gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1507     gtk_notebook_set_show_border(GTK_NOTEBOOK(s->notebook), FALSE);
1508
1509     gd_update_caption(s);
1510
1511     gtk_box_pack_start(GTK_BOX(s->vbox), s->menu_bar, FALSE, TRUE, 0);
1512     gtk_box_pack_start(GTK_BOX(s->vbox), s->notebook, TRUE, TRUE, 0);
1513
1514     gtk_container_add(GTK_CONTAINER(s->window), s->vbox);
1515
1516     gtk_widget_show_all(s->window);
1517
1518     if (full_screen) {
1519         gtk_menu_item_activate(GTK_MENU_ITEM(s->full_screen_item));
1520     }
1521     if (grab_on_hover) {
1522         gtk_menu_item_activate(GTK_MENU_ITEM(s->grab_on_hover_item));
1523     }
1524
1525     register_displaychangelistener(&s->dcl);
1526
1527     global_state = s;
1528 }