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 #include "ui/console.h"
  40 #include "ui/gtk.h"
  41
  42 #include <glib/gi18n.h>
  43 #include <locale.h>
  44 #if defined(CONFIG_VTE)
  45 #include <vte/vte.h>
  46 #endif
  47 #include <math.h>
  48
  49 #include "trace.h"
  50 #include "ui/input.h"
  51 #include "sysemu/sysemu.h"
  52 #include "qmp-commands.h"
  53 #include "x_keymap.h"
  54 #include "keymaps.h"
  55 #include "sysemu/char.h"
  56 #include "qom/object.h"
  57
  58 #define MAX_VCS 10
  59 #define VC_WINDOW_X_MIN  320
  60 #define VC_WINDOW_Y_MIN  240
  61 #define VC_TERM_X_MIN     80
  62 #define VC_TERM_Y_MIN     25
  63 #define VC_SCALE_MIN    0.25
  64 #define VC_SCALE_STEP   0.25
  65
  66 #if !defined(CONFIG_VTE)
  67 # define VTE_CHECK_VERSION(a, b, c) 0
  68 #endif
  69
  70 #if defined(CONFIG_VTE) && !GTK_CHECK_VERSION(3, 0, 0)
  71 /*
  72  * The gtk2 vte terminal widget seriously messes up the window resize
  73  * for some reason.  You basically can't make the qemu window smaller
  74  * any more because the toplevel window geoemtry hints are overridden.
  75  *
  76  * Workaround that by hiding all vte widgets, except the one in the
  77  * current tab.
  78  *
  79  * Luckily everything works smooth in gtk3.
  80  */
  81 # define VTE_RESIZE_HACK 1
  82 #endif
  83
  84 #if !GTK_CHECK_VERSION(2, 20, 0)
  85 #define gtk_widget_get_realized(widget) GTK_WIDGET_REALIZED(widget)
  86 #endif
  87
  88 #ifndef GDK_IS_X11_DISPLAY
  89 #define GDK_IS_X11_DISPLAY(dpy) (dpy == dpy)
  90 #endif
  91 #ifndef GDK_IS_WIN32_DISPLAY
  92 #define GDK_IS_WIN32_DISPLAY(dpy) (dpy == dpy)
  93 #endif
  94
  95 #ifndef GDK_KEY_0
  96 #define GDK_KEY_0 GDK_0
  97 #define GDK_KEY_1 GDK_1
  98 #define GDK_KEY_2 GDK_2
  99 #define GDK_KEY_f GDK_f
 100 #define GDK_KEY_g GDK_g
 101 #define GDK_KEY_q GDK_q
 102 #define GDK_KEY_plus GDK_plus
 103 #define GDK_KEY_minus GDK_minus
 104 #define GDK_KEY_Pause GDK_Pause
 105 #endif
 106
 107 #define HOTKEY_MODIFIERS        (GDK_CONTROL_MASK | GDK_MOD1_MASK)
 108
 109 static const int modifier_keycode[] = {
 110     /* shift, control, alt keys, meta keys, both left & right */
 111     0x2a, 0x36, 0x1d, 0x9d, 0x38, 0xb8, 0xdb, 0xdd,
 112 };
 113
 114 struct GtkDisplayState {
 115     GtkWidget *window;
 116
 117     GtkWidget *menu_bar;
 118
 119     GtkAccelGroup *accel_group;
 120
 121     GtkWidget *machine_menu_item;
 122     GtkWidget *machine_menu;
 123     GtkWidget *pause_item;
 124     GtkWidget *reset_item;
 125     GtkWidget *powerdown_item;
 126     GtkWidget *quit_item;
 127
 128     GtkWidget *view_menu_item;
 129     GtkWidget *view_menu;
 130     GtkWidget *full_screen_item;
 131     GtkWidget *zoom_in_item;
 132     GtkWidget *zoom_out_item;
 133     GtkWidget *zoom_fixed_item;
 134     GtkWidget *zoom_fit_item;
 135     GtkWidget *grab_item;
 136     GtkWidget *grab_on_hover_item;
 137
 138     int nb_vcs;
 139     VirtualConsole vc[MAX_VCS];
 140
 141     GtkWidget *show_tabs_item;
 142     GtkWidget *untabify_item;
 143
 144     GtkWidget *vbox;
 145     GtkWidget *notebook;
 146     int button_mask;
 147     gboolean last_set;
 148     int last_x;
 149     int last_y;
 150     int grab_x_root;
 151     int grab_y_root;
 152     VirtualConsole *kbd_owner;
 153     VirtualConsole *ptr_owner;
 154
 155     gboolean full_screen;
 156
 157     GdkCursor *null_cursor;
 158     Notifier mouse_mode_notifier;
 159     gboolean free_scale;
 160
 161     bool external_pause_update;
 162
 163     bool modifier_pressed[ARRAY_SIZE(modifier_keycode)];
 164     bool has_evdev;
 165     bool ignore_keys;
 166 };
 167
 168 static void gd_grab_pointer(VirtualConsole *vc);
 169 static void gd_ungrab_pointer(GtkDisplayState *s);
 170
 171 /** Utility Functions **/
 172
 173 static VirtualConsole *gd_vc_find_by_menu(GtkDisplayState *s)
 174 {
 175     VirtualConsole *vc;
 176     gint i;
 177
 178     for (i = 0; i < s->nb_vcs; i++) {
 179         vc = &s->vc[i];
 180         if (gtk_check_menu_item_get_active
 181             (GTK_CHECK_MENU_ITEM(vc->menu_item))) {
 182             return vc;
 183         }
 184     }
 185     return NULL;
 186 }
 187
 188 static VirtualConsole *gd_vc_find_by_page(GtkDisplayState *s, gint page)
 189 {
 190     VirtualConsole *vc;
 191     gint i, p;
 192
 193     for (i = 0; i < s->nb_vcs; i++) {
 194         vc = &s->vc[i];
 195         p = gtk_notebook_page_num(GTK_NOTEBOOK(s->notebook), vc->tab_item);
 196         if (p == page) {
 197             return vc;
 198         }
 199     }
 200     return NULL;
 201 }
 202
 203 static VirtualConsole *gd_vc_find_current(GtkDisplayState *s)
 204 {
 205     gint page;
 206
 207     page = gtk_notebook_get_current_page(GTK_NOTEBOOK(s->notebook));
 208     return gd_vc_find_by_page(s, page);
 209 }
 210
 211 static bool gd_is_grab_active(GtkDisplayState *s)
 212 {
 213     return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_item));
 214 }
 215
 216 static bool gd_grab_on_hover(GtkDisplayState *s)
 217 {
 218     return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_on_hover_item));
 219 }
 220
 221 static void gd_update_cursor(VirtualConsole *vc)
 222 {
 223     GtkDisplayState *s = vc->s;
 224     GdkWindow *window;
 225
 226     if (vc->type != GD_VC_GFX ||
 227         !qemu_console_is_graphic(vc->gfx.dcl.con)) {
 228         return;
 229     }
 230
 231     if (!gtk_widget_get_realized(vc->gfx.drawing_area)) {
 232         return;
 233     }
 234
 235     window = gtk_widget_get_window(GTK_WIDGET(vc->gfx.drawing_area));
 236     if (s->full_screen || qemu_input_is_absolute() || s->ptr_owner == vc) {
 237         gdk_window_set_cursor(window, s->null_cursor);
 238     } else {
 239         gdk_window_set_cursor(window, NULL);
 240     }
 241 }
 242
 243 static void gd_update_caption(GtkDisplayState *s)
 244 {
 245     const char *status = "";
 246     gchar *prefix;
 247     gchar *title;
 248     const char *grab = "";
 249     bool is_paused = !runstate_is_running();
 250     int i;
 251
 252     if (qemu_name) {
 253         prefix = g_strdup_printf("QEMU (%s)", qemu_name);
 254     } else {
 255         prefix = g_strdup_printf("QEMU");
 256     }
 257
 258     if (s->ptr_owner != NULL &&
 259         s->ptr_owner->window == NULL) {
 260         grab = _(" - Press Ctrl+Alt+G to release grab");
 261     }
 262
 263     if (is_paused) {
 264         status = _(" [Paused]");
 265     }
 266     s->external_pause_update = true;
 267     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->pause_item),
 268                                    is_paused);
 269     s->external_pause_update = false;
 270
 271     title = g_strdup_printf("%s%s%s", prefix, status, grab);
 272     gtk_window_set_title(GTK_WINDOW(s->window), title);
 273     g_free(title);
 274
 275     for (i = 0; i < s->nb_vcs; i++) {
 276         VirtualConsole *vc = &s->vc[i];
 277
 278         if (!vc->window) {
 279             continue;
 280         }
 281         title = g_strdup_printf("%s: %s%s%s", prefix, vc->label,
 282                                 vc == s->kbd_owner ? " +kbd" : "",
 283                                 vc == s->ptr_owner ? " +ptr" : "");
 284         gtk_window_set_title(GTK_WINDOW(vc->window), title);
 285         g_free(title);
 286     }
 287
 288     g_free(prefix);
 289 }
 290
 291 static void gd_update_geometry_hints(VirtualConsole *vc)
 292 {
 293     GtkDisplayState *s = vc->s;
 294     GdkWindowHints mask = 0;
 295     GdkGeometry geo = {};
 296     GtkWidget *geo_widget = NULL;
 297     GtkWindow *geo_window;
 298
 299     if (vc->type == GD_VC_GFX) {
 300         if (!vc->gfx.ds) {
 301             return;
 302         }
 303         if (s->free_scale) {
 304             geo.min_width  = surface_width(vc->gfx.ds) * VC_SCALE_MIN;
 305             geo.min_height = surface_height(vc->gfx.ds) * VC_SCALE_MIN;
 306             mask |= GDK_HINT_MIN_SIZE;
 307         } else {
 308             geo.min_width  = surface_width(vc->gfx.ds) * vc->gfx.scale_x;
 309             geo.min_height = surface_height(vc->gfx.ds) * vc->gfx.scale_y;
 310             mask |= GDK_HINT_MIN_SIZE;
 311         }
 312         geo_widget = vc->gfx.drawing_area;
 313         gtk_widget_set_size_request(geo_widget, geo.min_width, geo.min_height);
 314
 315 #if defined(CONFIG_VTE)
 316     } else if (vc->type == GD_VC_VTE) {
 317         VteTerminal *term = VTE_TERMINAL(vc->vte.terminal);
 318         GtkBorder *ib;
 319
 320         geo.width_inc  = vte_terminal_get_char_width(term);
 321         geo.height_inc = vte_terminal_get_char_height(term);
 322         mask |= GDK_HINT_RESIZE_INC;
 323         geo.base_width  = geo.width_inc;
 324         geo.base_height = geo.height_inc;
 325         mask |= GDK_HINT_BASE_SIZE;
 326         geo.min_width  = geo.width_inc * VC_TERM_X_MIN;
 327         geo.min_height = geo.height_inc * VC_TERM_Y_MIN;
 328         mask |= GDK_HINT_MIN_SIZE;
 329         gtk_widget_style_get(vc->vte.terminal, "inner-border", &ib, NULL);
 330         geo.base_width  += ib->left + ib->right;
 331         geo.base_height += ib->top + ib->bottom;
 332         geo.min_width   += ib->left + ib->right;
 333         geo.min_height  += ib->top + ib->bottom;
 334         geo_widget = vc->vte.terminal;
 335 #endif
 336     }
 337
 338     geo_window = GTK_WINDOW(vc->window ? vc->window : s->window);
 339     gtk_window_set_geometry_hints(geo_window, geo_widget, &geo, mask);
 340 }
 341
 342 void gd_update_windowsize(VirtualConsole *vc)
 343 {
 344     GtkDisplayState *s = vc->s;
 345
 346     gd_update_geometry_hints(vc);
 347
 348     if (vc->type == GD_VC_GFX && !s->full_screen && !s->free_scale) {
 349         gtk_window_resize(GTK_WINDOW(vc->window ? vc->window : s->window),
 350                           VC_WINDOW_X_MIN, VC_WINDOW_Y_MIN);
 351     }
 352 }
 353
 354 static void gd_update_full_redraw(VirtualConsole *vc)
 355 {
 356     GtkWidget *area = vc->gfx.drawing_area;
 357     int ww, wh;
 358     gdk_drawable_get_size(gtk_widget_get_window(area), &ww, &wh);
 359     gtk_widget_queue_draw_area(area, 0, 0, ww, wh);
 360 }
 361
 362 static void gtk_release_modifiers(GtkDisplayState *s)
 363 {
 364     VirtualConsole *vc = gd_vc_find_current(s);
 365     int i, keycode;
 366
 367     if (vc->type != GD_VC_GFX ||
 368         !qemu_console_is_graphic(vc->gfx.dcl.con)) {
 369         return;
 370     }
 371     for (i = 0; i < ARRAY_SIZE(modifier_keycode); i++) {
 372         keycode = modifier_keycode[i];
 373         if (!s->modifier_pressed[i]) {
 374             continue;
 375         }
 376         qemu_input_event_send_key_number(vc->gfx.dcl.con, keycode, false);
 377         s->modifier_pressed[i] = false;
 378     }
 379 }
 380
 381 static void gd_widget_reparent(GtkWidget *from, GtkWidget *to,
 382                                GtkWidget *widget)
 383 {
 384     g_object_ref(G_OBJECT(widget));
 385     gtk_container_remove(GTK_CONTAINER(from), widget);
 386     gtk_container_add(GTK_CONTAINER(to), widget);
 387     g_object_unref(G_OBJECT(widget));
 388 }
 389
 390 /** DisplayState Callbacks **/
 391
 392 static void gd_update(DisplayChangeListener *dcl,
 393                       int x, int y, int w, int h)
 394 {
 395     VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
 396     GdkWindow *win;
 397     int x1, x2, y1, y2;
 398     int mx, my;
 399     int fbw, fbh;
 400     int ww, wh;
 401
 402     trace_gd_update(vc->label, x, y, w, h);
 403
 404     if (!gtk_widget_get_realized(vc->gfx.drawing_area)) {
 405         return;
 406     }
 407
 408     if (vc->gfx.convert) {
 409         pixman_image_composite(PIXMAN_OP_SRC, vc->gfx.ds->image,
 410                                NULL, vc->gfx.convert,
 411                                x, y, 0, 0, x, y, w, h);
 412     }
 413
 414     x1 = floor(x * vc->gfx.scale_x);
 415     y1 = floor(y * vc->gfx.scale_y);
 416
 417     x2 = ceil(x * vc->gfx.scale_x + w * vc->gfx.scale_x);
 418     y2 = ceil(y * vc->gfx.scale_y + h * vc->gfx.scale_y);
 419
 420     fbw = surface_width(vc->gfx.ds) * vc->gfx.scale_x;
 421     fbh = surface_height(vc->gfx.ds) * vc->gfx.scale_y;
 422
 423     win = gtk_widget_get_window(vc->gfx.drawing_area);
 424     if (!win) {
 425         return;
 426     }
 427     gdk_drawable_get_size(win, &ww, &wh);
 428
 429     mx = my = 0;
 430     if (ww > fbw) {
 431         mx = (ww - fbw) / 2;
 432     }
 433     if (wh > fbh) {
 434         my = (wh - fbh) / 2;
 435     }
 436
 437     gtk_widget_queue_draw_area(vc->gfx.drawing_area,
 438                                mx + x1, my + y1, (x2 - x1), (y2 - y1));
 439 }
 440
 441 static void gd_refresh(DisplayChangeListener *dcl)
 442 {
 443     graphic_hw_update(dcl->con);
 444 }
 445
 446 #if GTK_CHECK_VERSION(3, 0, 0)
 447 static void gd_mouse_set(DisplayChangeListener *dcl,
 448                          int x, int y, int visible)
 449 {
 450     VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
 451     GdkDisplay *dpy;
 452     GdkDeviceManager *mgr;
 453     gint x_root, y_root;
 454
 455     if (qemu_input_is_absolute()) {
 456         return;
 457     }
 458
 459     dpy = gtk_widget_get_display(vc->gfx.drawing_area);
 460     mgr = gdk_display_get_device_manager(dpy);
 461     gdk_window_get_root_coords(gtk_widget_get_window(vc->gfx.drawing_area),
 462                                x, y, &x_root, &y_root);
 463     gdk_device_warp(gdk_device_manager_get_client_pointer(mgr),
 464                     gtk_widget_get_screen(vc->gfx.drawing_area),
 465                     x_root, y_root);
 466     vc->s->last_x = x;
 467     vc->s->last_y = y;
 468 }
 469 #else
 470 static void gd_mouse_set(DisplayChangeListener *dcl,
 471                          int x, int y, int visible)
 472 {
 473     VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
 474     gint x_root, y_root;
 475
 476     if (qemu_input_is_absolute()) {
 477         return;
 478     }
 479
 480     gdk_window_get_root_coords(gtk_widget_get_window(vc->gfx.drawing_area),
 481                                x, y, &x_root, &y_root);
 482     gdk_display_warp_pointer(gtk_widget_get_display(vc->gfx.drawing_area),
 483                              gtk_widget_get_screen(vc->gfx.drawing_area),
 484                              x_root, y_root);
 485 }
 486 #endif
 487
 488 static void gd_cursor_define(DisplayChangeListener *dcl,
 489                              QEMUCursor *c)
 490 {
 491     VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
 492     GdkPixbuf *pixbuf;
 493     GdkCursor *cursor;
 494
 495     if (!gtk_widget_get_realized(vc->gfx.drawing_area)) {
 496         return;
 497     }
 498
 499     pixbuf = gdk_pixbuf_new_from_data((guchar *)(c->data),
 500                                       GDK_COLORSPACE_RGB, true, 8,
 501                                       c->width, c->height, c->width * 4,
 502                                       NULL, NULL);
 503     cursor = gdk_cursor_new_from_pixbuf
 504         (gtk_widget_get_display(vc->gfx.drawing_area),
 505          pixbuf, c->hot_x, c->hot_y);
 506     gdk_window_set_cursor(gtk_widget_get_window(vc->gfx.drawing_area), cursor);
 507     g_object_unref(pixbuf);
 508 #if !GTK_CHECK_VERSION(3, 0, 0)
 509     gdk_cursor_unref(cursor);
 510 #else
 511     g_object_unref(cursor);
 512 #endif
 513 }
 514
 515 static void gd_switch(DisplayChangeListener *dcl,
 516                       DisplaySurface *surface)
 517 {
 518     VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
 519     bool resized = true;
 520
 521     trace_gd_switch(vc->label,
 522                     surface ? surface_width(surface)  : 0,
 523                     surface ? surface_height(surface) : 0);
 524
 525     if (vc->gfx.surface) {
 526         cairo_surface_destroy(vc->gfx.surface);
 527         vc->gfx.surface = NULL;
 528     }
 529     if (vc->gfx.convert) {
 530         pixman_image_unref(vc->gfx.convert);
 531         vc->gfx.convert = NULL;
 532     }
 533
 534     if (vc->gfx.ds && surface &&
 535         surface_width(vc->gfx.ds) == surface_width(surface) &&
 536         surface_height(vc->gfx.ds) == surface_height(surface)) {
 537         resized = false;
 538     }
 539     vc->gfx.ds = surface;
 540
 541     if (!surface) {
 542         return;
 543     }
 544
 545     if (surface->format == PIXMAN_x8r8g8b8) {
 546         /*
 547          * PIXMAN_x8r8g8b8 == CAIRO_FORMAT_RGB24
 548          *
 549          * No need to convert, use surface directly.  Should be the
 550          * common case as this is qemu_default_pixelformat(32) too.
 551          */
 552         vc->gfx.surface = cairo_image_surface_create_for_data
 553             (surface_data(surface),
 554              CAIRO_FORMAT_RGB24,
 555              surface_width(surface),
 556              surface_height(surface),
 557              surface_stride(surface));
 558     } else {
 559         /* Must convert surface, use pixman to do it. */
 560         vc->gfx.convert = pixman_image_create_bits(PIXMAN_x8r8g8b8,
 561                                                    surface_width(surface),
 562                                                    surface_height(surface),
 563                                                    NULL, 0);
 564         vc->gfx.surface = cairo_image_surface_create_for_data
 565             ((void *)pixman_image_get_data(vc->gfx.convert),
 566              CAIRO_FORMAT_RGB24,
 567              pixman_image_get_width(vc->gfx.convert),
 568              pixman_image_get_height(vc->gfx.convert),
 569              pixman_image_get_stride(vc->gfx.convert));
 570         pixman_image_composite(PIXMAN_OP_SRC, vc->gfx.ds->image,
 571                                NULL, vc->gfx.convert,
 572                                0, 0, 0, 0, 0, 0,
 573                                pixman_image_get_width(vc->gfx.convert),
 574                                pixman_image_get_height(vc->gfx.convert));
 575     }
 576
 577     if (resized) {
 578         gd_update_windowsize(vc);
 579     } else {
 580         gd_update_full_redraw(vc);
 581     }
 582 }
 583
 584 static const DisplayChangeListenerOps dcl_ops = {
 585     .dpy_name             = "gtk",
 586     .dpy_gfx_update       = gd_update,
 587     .dpy_gfx_switch       = gd_switch,
 588     .dpy_gfx_check_format = qemu_pixman_check_format,
 589     .dpy_refresh          = gd_refresh,
 590     .dpy_mouse_set        = gd_mouse_set,
 591     .dpy_cursor_define    = gd_cursor_define,
 592 };
 593
 594
 595 #if defined(CONFIG_OPENGL)
 596
 597 /** DisplayState Callbacks (opengl version) **/
 598
 599 static const DisplayChangeListenerOps dcl_egl_ops = {
 600     .dpy_name             = "gtk-egl",
 601     .dpy_gfx_update       = gd_egl_update,
 602     .dpy_gfx_switch       = gd_egl_switch,
 603     .dpy_gfx_check_format = console_gl_check_format,
 604     .dpy_refresh          = gd_egl_refresh,
 605     .dpy_mouse_set        = gd_mouse_set,
 606     .dpy_cursor_define    = gd_cursor_define,
 607 };
 608
 609 #endif
 610
 611 /** QEMU Events **/
 612
 613 static void gd_change_runstate(void *opaque, int running, RunState state)
 614 {
 615     GtkDisplayState *s = opaque;
 616
 617     gd_update_caption(s);
 618 }
 619
 620 static void gd_mouse_mode_change(Notifier *notify, void *data)
 621 {
 622     GtkDisplayState *s;
 623     int i;
 624
 625     s = container_of(notify, GtkDisplayState, mouse_mode_notifier);
 626     /* release the grab at switching to absolute mode */
 627     if (qemu_input_is_absolute() && gd_is_grab_active(s)) {
 628         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
 629                                        FALSE);
 630     }
 631     for (i = 0; i < s->nb_vcs; i++) {
 632         VirtualConsole *vc = &s->vc[i];
 633         gd_update_cursor(vc);
 634     }
 635 }
 636
 637 /** GTK Events **/
 638
 639 static gboolean gd_window_close(GtkWidget *widget, GdkEvent *event,
 640                                 void *opaque)
 641 {
 642     GtkDisplayState *s = opaque;
 643     int i;
 644
 645     if (!no_quit) {
 646         for (i = 0; i < s->nb_vcs; i++) {
 647             if (s->vc[i].type != GD_VC_GFX) {
 648                 continue;
 649             }
 650             unregister_displaychangelistener(&s->vc[i].gfx.dcl);
 651         }
 652         qmp_quit(NULL);
 653         return FALSE;
 654     }
 655
 656     return TRUE;
 657 }
 658
 659 static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque)
 660 {
 661     VirtualConsole *vc = opaque;
 662     GtkDisplayState *s = vc->s;
 663     int mx, my;
 664     int ww, wh;
 665     int fbw, fbh;
 666
 667 #if defined(CONFIG_OPENGL)
 668     if (vc->gfx.gls) {
 669         gd_egl_draw(vc);
 670         return TRUE;
 671     }
 672 #endif
 673
 674     if (!gtk_widget_get_realized(widget)) {
 675         return FALSE;
 676     }
 677     if (!vc->gfx.ds) {
 678         return FALSE;
 679     }
 680
 681     fbw = surface_width(vc->gfx.ds);
 682     fbh = surface_height(vc->gfx.ds);
 683
 684     gdk_drawable_get_size(gtk_widget_get_window(widget), &ww, &wh);
 685
 686     if (s->full_screen) {
 687         vc->gfx.scale_x = (double)ww / fbw;
 688         vc->gfx.scale_y = (double)wh / fbh;
 689     } else if (s->free_scale) {
 690         double sx, sy;
 691
 692         sx = (double)ww / fbw;
 693         sy = (double)wh / fbh;
 694
 695         vc->gfx.scale_x = vc->gfx.scale_y = MIN(sx, sy);
 696     }
 697
 698     fbw *= vc->gfx.scale_x;
 699     fbh *= vc->gfx.scale_y;
 700
 701     mx = my = 0;
 702     if (ww > fbw) {
 703         mx = (ww - fbw) / 2;
 704     }
 705     if (wh > fbh) {
 706         my = (wh - fbh) / 2;
 707     }
 708
 709     cairo_rectangle(cr, 0, 0, ww, wh);
 710
 711     /* Optionally cut out the inner area where the pixmap
 712        will be drawn. This avoids 'flashing' since we're
 713        not double-buffering. Note we're using the undocumented
 714        behaviour of drawing the rectangle from right to left
 715        to cut out the whole */
 716     cairo_rectangle(cr, mx + fbw, my,
 717                     -1 * fbw, fbh);
 718     cairo_fill(cr);
 719
 720     cairo_scale(cr, vc->gfx.scale_x, vc->gfx.scale_y);
 721     cairo_set_source_surface(cr, vc->gfx.surface,
 722                              mx / vc->gfx.scale_x, my / vc->gfx.scale_y);
 723     cairo_paint(cr);
 724
 725     return TRUE;
 726 }
 727
 728 #if !GTK_CHECK_VERSION(3, 0, 0)
 729 static gboolean gd_expose_event(GtkWidget *widget, GdkEventExpose *expose,
 730                                 void *opaque)
 731 {
 732     cairo_t *cr;
 733     gboolean ret;
 734
 735     cr = gdk_cairo_create(gtk_widget_get_window(widget));
 736     cairo_rectangle(cr,
 737                     expose->area.x,
 738                     expose->area.y,
 739                     expose->area.width,
 740                     expose->area.height);
 741     cairo_clip(cr);
 742
 743     ret = gd_draw_event(widget, cr, opaque);
 744
 745     cairo_destroy(cr);
 746
 747     return ret;
 748 }
 749 #endif
 750
 751 static gboolean gd_motion_event(GtkWidget *widget, GdkEventMotion *motion,
 752                                 void *opaque)
 753 {
 754     VirtualConsole *vc = opaque;
 755     GtkDisplayState *s = vc->s;
 756     int x, y;
 757     int mx, my;
 758     int fbh, fbw;
 759     int ww, wh;
 760
 761     if (!vc->gfx.ds) {
 762         return TRUE;
 763     }
 764
 765     fbw = surface_width(vc->gfx.ds) * vc->gfx.scale_x;
 766     fbh = surface_height(vc->gfx.ds) * vc->gfx.scale_y;
 767
 768     gdk_drawable_get_size(gtk_widget_get_window(vc->gfx.drawing_area),
 769                           &ww, &wh);
 770
 771     mx = my = 0;
 772     if (ww > fbw) {
 773         mx = (ww - fbw) / 2;
 774     }
 775     if (wh > fbh) {
 776         my = (wh - fbh) / 2;
 777     }
 778
 779     x = (motion->x - mx) / vc->gfx.scale_x;
 780     y = (motion->y - my) / vc->gfx.scale_y;
 781
 782     if (qemu_input_is_absolute()) {
 783         if (x < 0 || y < 0 ||
 784             x >= surface_width(vc->gfx.ds) ||
 785             y >= surface_height(vc->gfx.ds)) {
 786             return TRUE;
 787         }
 788         qemu_input_queue_abs(vc->gfx.dcl.con, INPUT_AXIS_X, x,
 789                              surface_width(vc->gfx.ds));
 790         qemu_input_queue_abs(vc->gfx.dcl.con, INPUT_AXIS_Y, y,
 791                              surface_height(vc->gfx.ds));
 792         qemu_input_event_sync();
 793     } else if (s->last_set && s->ptr_owner == vc) {
 794         qemu_input_queue_rel(vc->gfx.dcl.con, INPUT_AXIS_X, x - s->last_x);
 795         qemu_input_queue_rel(vc->gfx.dcl.con, INPUT_AXIS_Y, y - s->last_y);
 796         qemu_input_event_sync();
 797     }
 798     s->last_x = x;
 799     s->last_y = y;
 800     s->last_set = TRUE;
 801
 802     if (!qemu_input_is_absolute() && s->ptr_owner == vc) {
 803         GdkScreen *screen = gtk_widget_get_screen(vc->gfx.drawing_area);
 804         int x = (int)motion->x_root;
 805         int y = (int)motion->y_root;
 806
 807         /* In relative mode check to see if client pointer hit
 808          * one of the screen edges, and if so move it back by
 809          * 200 pixels. This is important because the pointer
 810          * in the server doesn't correspond 1-for-1, and so
 811          * may still be only half way across the screen. Without
 812          * this warp, the server pointer would thus appear to hit
 813          * an invisible wall */
 814         if (x == 0) {
 815             x += 200;
 816         }
 817         if (y == 0) {
 818             y += 200;
 819         }
 820         if (x == (gdk_screen_get_width(screen) - 1)) {
 821             x -= 200;
 822         }
 823         if (y == (gdk_screen_get_height(screen) - 1)) {
 824             y -= 200;
 825         }
 826
 827         if (x != (int)motion->x_root || y != (int)motion->y_root) {
 828 #if GTK_CHECK_VERSION(3, 0, 0)
 829             GdkDevice *dev = gdk_event_get_device((GdkEvent *)motion);
 830             gdk_device_warp(dev, screen, x, y);
 831 #else
 832             GdkDisplay *display = gtk_widget_get_display(widget);
 833             gdk_display_warp_pointer(display, screen, x, y);
 834 #endif
 835             s->last_set = FALSE;
 836             return FALSE;
 837         }
 838     }
 839     return TRUE;
 840 }
 841
 842 static gboolean gd_button_event(GtkWidget *widget, GdkEventButton *button,
 843                                 void *opaque)
 844 {
 845     VirtualConsole *vc = opaque;
 846     GtkDisplayState *s = vc->s;
 847     InputButton btn;
 848
 849     /* implicitly grab the input at the first click in the relative mode */
 850     if (button->button == 1 && button->type == GDK_BUTTON_PRESS &&
 851         !qemu_input_is_absolute() && s->ptr_owner != vc) {
 852         gd_ungrab_pointer(s);
 853         if (!vc->window) {
 854             gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
 855                                            TRUE);
 856         } else {
 857             gd_grab_pointer(vc);
 858             gd_update_caption(s);
 859         }
 860         return TRUE;
 861     }
 862
 863     if (button->button == 1) {
 864         btn = INPUT_BUTTON_LEFT;
 865     } else if (button->button == 2) {
 866         btn = INPUT_BUTTON_MIDDLE;
 867     } else if (button->button == 3) {
 868         btn = INPUT_BUTTON_RIGHT;
 869     } else {
 870         return TRUE;
 871     }
 872
 873     qemu_input_queue_btn(vc->gfx.dcl.con, btn,
 874                          button->type == GDK_BUTTON_PRESS);
 875     qemu_input_event_sync();
 876     return TRUE;
 877 }
 878
 879 static gboolean gd_scroll_event(GtkWidget *widget, GdkEventScroll *scroll,
 880                                 void *opaque)
 881 {
 882     VirtualConsole *vc = opaque;
 883     InputButton btn;
 884
 885     if (scroll->direction == GDK_SCROLL_UP) {
 886         btn = INPUT_BUTTON_WHEEL_UP;
 887     } else if (scroll->direction == GDK_SCROLL_DOWN) {
 888         btn = INPUT_BUTTON_WHEEL_DOWN;
 889     } else {
 890         return TRUE;
 891     }
 892
 893     qemu_input_queue_btn(vc->gfx.dcl.con, btn, true);
 894     qemu_input_event_sync();
 895     qemu_input_queue_btn(vc->gfx.dcl.con, btn, false);
 896     qemu_input_event_sync();
 897     return TRUE;
 898 }
 899
 900 static int gd_map_keycode(GtkDisplayState *s, GdkDisplay *dpy, int gdk_keycode)
 901 {
 902     int qemu_keycode;
 903
 904 #ifdef GDK_WINDOWING_WIN32
 905     if (GDK_IS_WIN32_DISPLAY(dpy)) {
 906         qemu_keycode = MapVirtualKey(gdk_keycode, MAPVK_VK_TO_VSC);
 907         switch (qemu_keycode) {
 908         case 103:   /* alt gr */
 909             qemu_keycode = 56 | SCANCODE_GREY;
 910             break;
 911         }
 912         return qemu_keycode;
 913     }
 914 #endif
 915
 916     if (gdk_keycode < 9) {
 917         qemu_keycode = 0;
 918     } else if (gdk_keycode < 97) {
 919         qemu_keycode = gdk_keycode - 8;
 920 #ifdef GDK_WINDOWING_X11
 921     } else if (GDK_IS_X11_DISPLAY(dpy) && gdk_keycode < 158) {
 922         if (s->has_evdev) {
 923             qemu_keycode = translate_evdev_keycode(gdk_keycode - 97);
 924         } else {
 925             qemu_keycode = translate_xfree86_keycode(gdk_keycode - 97);
 926         }
 927 #endif
 928     } else if (gdk_keycode == 208) { /* Hiragana_Katakana */
 929         qemu_keycode = 0x70;
 930     } else if (gdk_keycode == 211) { /* backslash */
 931         qemu_keycode = 0x73;
 932     } else {
 933         qemu_keycode = 0;
 934     }
 935
 936     return qemu_keycode;
 937 }
 938
 939 static gboolean gd_text_key_down(GtkWidget *widget,
 940                                  GdkEventKey *key, void *opaque)
 941 {
 942     VirtualConsole *vc = opaque;
 943     QemuConsole *con = vc->gfx.dcl.con;
 944
 945     if (key->length) {
 946         kbd_put_string_console(con, key->string, key->length);
 947     } else {
 948         int num = gd_map_keycode(vc->s, gtk_widget_get_display(widget),
 949                                  key->hardware_keycode);
 950         int qcode = qemu_input_key_number_to_qcode(num);
 951         kbd_put_qcode_console(con, qcode);
 952     }
 953     return TRUE;
 954 }
 955
 956 static gboolean gd_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque)
 957 {
 958     VirtualConsole *vc = opaque;
 959     GtkDisplayState *s = vc->s;
 960     int gdk_keycode = key->hardware_keycode;
 961     int qemu_keycode;
 962     int i;
 963
 964     if (s->ignore_keys) {
 965         s->ignore_keys = (key->type == GDK_KEY_PRESS);
 966         return TRUE;
 967     }
 968
 969     if (key->keyval == GDK_KEY_Pause) {
 970         qemu_input_event_send_key_qcode(vc->gfx.dcl.con, Q_KEY_CODE_PAUSE,
 971                                         key->type == GDK_KEY_PRESS);
 972         return TRUE;
 973     }
 974
 975     qemu_keycode = gd_map_keycode(s, gtk_widget_get_display(widget),
 976                                   gdk_keycode);
 977
 978     trace_gd_key_event(vc->label, gdk_keycode, qemu_keycode,
 979                        (key->type == GDK_KEY_PRESS) ? "down" : "up");
 980
 981     for (i = 0; i < ARRAY_SIZE(modifier_keycode); i++) {
 982         if (qemu_keycode == modifier_keycode[i]) {
 983             s->modifier_pressed[i] = (key->type == GDK_KEY_PRESS);
 984         }
 985     }
 986
 987     qemu_input_event_send_key_number(vc->gfx.dcl.con, qemu_keycode,
 988                                      key->type == GDK_KEY_PRESS);
 989
 990     return TRUE;
 991 }
 992
 993 static gboolean gd_event(GtkWidget *widget, GdkEvent *event, void *opaque)
 994 {
 995     if (event->type == GDK_MOTION_NOTIFY) {
 996         return gd_motion_event(widget, &event->motion, opaque);
 997     }
 998     return FALSE;
 999 }
1000
1001 /** Window Menu Actions **/
1002
1003 static void gd_menu_pause(GtkMenuItem *item, void *opaque)
1004 {
1005     GtkDisplayState *s = opaque;
1006
1007     if (s->external_pause_update) {
1008         return;
1009     }
1010     if (runstate_is_running()) {
1011         qmp_stop(NULL);
1012     } else {
1013         qmp_cont(NULL);
1014     }
1015 }
1016
1017 static void gd_menu_reset(GtkMenuItem *item, void *opaque)
1018 {
1019     qmp_system_reset(NULL);
1020 }
1021
1022 static void gd_menu_powerdown(GtkMenuItem *item, void *opaque)
1023 {
1024     qmp_system_powerdown(NULL);
1025 }
1026
1027 static void gd_menu_quit(GtkMenuItem *item, void *opaque)
1028 {
1029     qmp_quit(NULL);
1030 }
1031
1032 static void gd_menu_switch_vc(GtkMenuItem *item, void *opaque)
1033 {
1034     GtkDisplayState *s = opaque;
1035     VirtualConsole *vc = gd_vc_find_by_menu(s);
1036     GtkNotebook *nb = GTK_NOTEBOOK(s->notebook);
1037     gint page;
1038
1039     gtk_release_modifiers(s);
1040     if (vc) {
1041         page = gtk_notebook_page_num(nb, vc->tab_item);
1042         gtk_notebook_set_current_page(nb, page);
1043         gtk_widget_grab_focus(vc->focus);
1044     }
1045     s->ignore_keys = false;
1046 }
1047
1048 static void gd_accel_switch_vc(void *opaque)
1049 {
1050     VirtualConsole *vc = opaque;
1051
1052     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item), TRUE);
1053 #if !GTK_CHECK_VERSION(3, 0, 0)
1054     /* GTK2 sends the accel key to the target console - ignore this until */
1055     vc->s->ignore_keys = true;
1056 #endif
1057 }
1058
1059 static void gd_menu_show_tabs(GtkMenuItem *item, void *opaque)
1060 {
1061     GtkDisplayState *s = opaque;
1062     VirtualConsole *vc = gd_vc_find_current(s);
1063
1064     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->show_tabs_item))) {
1065         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), TRUE);
1066     } else {
1067         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1068     }
1069     gd_update_windowsize(vc);
1070 }
1071
1072 static gboolean gd_tab_window_close(GtkWidget *widget, GdkEvent *event,
1073                                     void *opaque)
1074 {
1075     VirtualConsole *vc = opaque;
1076     GtkDisplayState *s = vc->s;
1077
1078     gtk_widget_set_sensitive(vc->menu_item, true);
1079     gd_widget_reparent(vc->window, s->notebook, vc->tab_item);
1080     gtk_notebook_set_tab_label_text(GTK_NOTEBOOK(s->notebook),
1081                                     vc->tab_item, vc->label);
1082     gtk_widget_destroy(vc->window);
1083     vc->window = NULL;
1084     return TRUE;
1085 }
1086
1087 static gboolean gd_win_grab(void *opaque)
1088 {
1089     VirtualConsole *vc = opaque;
1090
1091     fprintf(stderr, "%s: %s\n", __func__, vc->label);
1092     if (vc->s->ptr_owner) {
1093         gd_ungrab_pointer(vc->s);
1094     } else {
1095         gd_grab_pointer(vc);
1096     }
1097     gd_update_caption(vc->s);
1098     return TRUE;
1099 }
1100
1101 static void gd_menu_untabify(GtkMenuItem *item, void *opaque)
1102 {
1103     GtkDisplayState *s = opaque;
1104     VirtualConsole *vc = gd_vc_find_current(s);
1105
1106     if (vc->type == GD_VC_GFX &&
1107         qemu_console_is_graphic(vc->gfx.dcl.con)) {
1108         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1109                                        FALSE);
1110     }
1111     if (!vc->window) {
1112         gtk_widget_set_sensitive(vc->menu_item, false);
1113         vc->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
1114         gd_widget_reparent(s->notebook, vc->window, vc->tab_item);
1115
1116         g_signal_connect(vc->window, "delete-event",
1117                          G_CALLBACK(gd_tab_window_close), vc);
1118         gtk_widget_show_all(vc->window);
1119
1120         if (qemu_console_is_graphic(vc->gfx.dcl.con)) {
1121             GtkAccelGroup *ag = gtk_accel_group_new();
1122             gtk_window_add_accel_group(GTK_WINDOW(vc->window), ag);
1123
1124             GClosure *cb = g_cclosure_new_swap(G_CALLBACK(gd_win_grab),
1125                                                vc, NULL);
1126             gtk_accel_group_connect(ag, GDK_KEY_g, HOTKEY_MODIFIERS, 0, cb);
1127         }
1128
1129         gd_update_geometry_hints(vc);
1130         gd_update_caption(s);
1131     }
1132 }
1133
1134 static void gd_menu_full_screen(GtkMenuItem *item, void *opaque)
1135 {
1136     GtkDisplayState *s = opaque;
1137     VirtualConsole *vc = gd_vc_find_current(s);
1138
1139     if (!s->full_screen) {
1140         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1141         gtk_widget_hide(s->menu_bar);
1142         if (vc->type == GD_VC_GFX) {
1143             gtk_widget_set_size_request(vc->gfx.drawing_area, -1, -1);
1144             if (qemu_console_is_graphic(vc->gfx.dcl.con)) {
1145                 gtk_check_menu_item_set_active
1146                     (GTK_CHECK_MENU_ITEM(s->grab_item), TRUE);
1147             }
1148         }
1149         gtk_window_fullscreen(GTK_WINDOW(s->window));
1150         s->full_screen = TRUE;
1151     } else {
1152         gtk_window_unfullscreen(GTK_WINDOW(s->window));
1153         gd_menu_show_tabs(GTK_MENU_ITEM(s->show_tabs_item), s);
1154         gtk_widget_show(s->menu_bar);
1155         s->full_screen = FALSE;
1156         if (vc->type == GD_VC_GFX) {
1157             vc->gfx.scale_x = 1.0;
1158             vc->gfx.scale_y = 1.0;
1159             gd_update_windowsize(vc);
1160             gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1161                                            FALSE);
1162         }
1163     }
1164
1165     gd_update_cursor(vc);
1166 }
1167
1168 static void gd_accel_full_screen(void *opaque)
1169 {
1170     GtkDisplayState *s = opaque;
1171     gtk_menu_item_activate(GTK_MENU_ITEM(s->full_screen_item));
1172 }
1173
1174 static void gd_menu_zoom_in(GtkMenuItem *item, void *opaque)
1175 {
1176     GtkDisplayState *s = opaque;
1177     VirtualConsole *vc = gd_vc_find_current(s);
1178
1179     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
1180                                    FALSE);
1181
1182     vc->gfx.scale_x += VC_SCALE_STEP;
1183     vc->gfx.scale_y += VC_SCALE_STEP;
1184
1185     gd_update_windowsize(vc);
1186 }
1187
1188 static void gd_menu_zoom_out(GtkMenuItem *item, void *opaque)
1189 {
1190     GtkDisplayState *s = opaque;
1191     VirtualConsole *vc = gd_vc_find_current(s);
1192
1193     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
1194                                    FALSE);
1195
1196     vc->gfx.scale_x -= VC_SCALE_STEP;
1197     vc->gfx.scale_y -= VC_SCALE_STEP;
1198
1199     vc->gfx.scale_x = MAX(vc->gfx.scale_x, VC_SCALE_MIN);
1200     vc->gfx.scale_y = MAX(vc->gfx.scale_y, VC_SCALE_MIN);
1201
1202     gd_update_windowsize(vc);
1203 }
1204
1205 static void gd_menu_zoom_fixed(GtkMenuItem *item, void *opaque)
1206 {
1207     GtkDisplayState *s = opaque;
1208     VirtualConsole *vc = gd_vc_find_current(s);
1209
1210     vc->gfx.scale_x = 1.0;
1211     vc->gfx.scale_y = 1.0;
1212
1213     gd_update_windowsize(vc);
1214 }
1215
1216 static void gd_menu_zoom_fit(GtkMenuItem *item, void *opaque)
1217 {
1218     GtkDisplayState *s = opaque;
1219     VirtualConsole *vc = gd_vc_find_current(s);
1220
1221     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item))) {
1222         s->free_scale = TRUE;
1223     } else {
1224         s->free_scale = FALSE;
1225         vc->gfx.scale_x = 1.0;
1226         vc->gfx.scale_y = 1.0;
1227     }
1228
1229     gd_update_windowsize(vc);
1230     gd_update_full_redraw(vc);
1231 }
1232
1233 #if GTK_CHECK_VERSION(3, 0, 0)
1234 static void gd_grab_devices(VirtualConsole *vc, bool grab,
1235                             GdkInputSource source, GdkEventMask mask,
1236                             GdkCursor *cursor)
1237 {
1238     GdkDisplay *display = gtk_widget_get_display(vc->gfx.drawing_area);
1239     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
1240     GList *devs = gdk_device_manager_list_devices(mgr, GDK_DEVICE_TYPE_MASTER);
1241     GList *tmp = devs;
1242
1243     for (tmp = devs; tmp; tmp = tmp->next) {
1244         GdkDevice *dev = tmp->data;
1245         if (gdk_device_get_source(dev) != source) {
1246             continue;
1247         }
1248         if (grab) {
1249             GdkWindow *win = gtk_widget_get_window(vc->gfx.drawing_area);
1250             gdk_device_grab(dev, win, GDK_OWNERSHIP_NONE, FALSE,
1251                             mask, cursor, GDK_CURRENT_TIME);
1252         } else {
1253             gdk_device_ungrab(dev, GDK_CURRENT_TIME);
1254         }
1255     }
1256     g_list_free(devs);
1257 }
1258 #endif
1259
1260 static void gd_grab_keyboard(VirtualConsole *vc)
1261 {
1262 #if GTK_CHECK_VERSION(3, 0, 0)
1263     gd_grab_devices(vc, true, GDK_SOURCE_KEYBOARD,
1264                    GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK,
1265                    NULL);
1266 #else
1267     gdk_keyboard_grab(gtk_widget_get_window(vc->gfx.drawing_area),
1268                       FALSE,
1269                       GDK_CURRENT_TIME);
1270 #endif
1271     vc->s->kbd_owner = vc;
1272     trace_gd_grab(vc->label, "kbd", true);
1273 }
1274
1275 static void gd_ungrab_keyboard(GtkDisplayState *s)
1276 {
1277     VirtualConsole *vc = s->kbd_owner;
1278
1279     if (vc == NULL) {
1280         return;
1281     }
1282     s->kbd_owner = NULL;
1283
1284 #if GTK_CHECK_VERSION(3, 0, 0)
1285     gd_grab_devices(vc, false, GDK_SOURCE_KEYBOARD, 0, NULL);
1286 #else
1287     gdk_keyboard_ungrab(GDK_CURRENT_TIME);
1288 #endif
1289     trace_gd_grab(vc->label, "kbd", false);
1290 }
1291
1292 static void gd_grab_pointer(VirtualConsole *vc)
1293 {
1294     GdkDisplay *display = gtk_widget_get_display(vc->gfx.drawing_area);
1295 #if GTK_CHECK_VERSION(3, 0, 0)
1296     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
1297     gd_grab_devices(vc, true, GDK_SOURCE_MOUSE,
1298                     GDK_POINTER_MOTION_MASK |
1299                     GDK_BUTTON_PRESS_MASK |
1300                     GDK_BUTTON_RELEASE_MASK |
1301                     GDK_BUTTON_MOTION_MASK |
1302                     GDK_SCROLL_MASK,
1303                     vc->s->null_cursor);
1304     gdk_device_get_position(gdk_device_manager_get_client_pointer(mgr),
1305                             NULL, &vc->s->grab_x_root, &vc->s->grab_y_root);
1306 #else
1307     gdk_pointer_grab(gtk_widget_get_window(vc->gfx.drawing_area),
1308                      FALSE, /* All events to come to our window directly */
1309                      GDK_POINTER_MOTION_MASK |
1310                      GDK_BUTTON_PRESS_MASK |
1311                      GDK_BUTTON_RELEASE_MASK |
1312                      GDK_BUTTON_MOTION_MASK |
1313                      GDK_SCROLL_MASK,
1314                      NULL, /* Allow cursor to move over entire desktop */
1315                      vc->s->null_cursor,
1316                      GDK_CURRENT_TIME);
1317     gdk_display_get_pointer(display, NULL,
1318                             &vc->s->grab_x_root, &vc->s->grab_y_root, NULL);
1319 #endif
1320     vc->s->ptr_owner = vc;
1321     trace_gd_grab(vc->label, "ptr", true);
1322 }
1323
1324 static void gd_ungrab_pointer(GtkDisplayState *s)
1325 {
1326     VirtualConsole *vc = s->ptr_owner;
1327
1328     if (vc == NULL) {
1329         return;
1330     }
1331     s->ptr_owner = NULL;
1332
1333     GdkDisplay *display = gtk_widget_get_display(vc->gfx.drawing_area);
1334 #if GTK_CHECK_VERSION(3, 0, 0)
1335     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
1336     gd_grab_devices(vc, false, GDK_SOURCE_MOUSE, 0, NULL);
1337     gdk_device_warp(gdk_device_manager_get_client_pointer(mgr),
1338                     gtk_widget_get_screen(vc->gfx.drawing_area),
1339                     vc->s->grab_x_root, vc->s->grab_y_root);
1340 #else
1341     gdk_pointer_ungrab(GDK_CURRENT_TIME);
1342     gdk_display_warp_pointer(display,
1343                              gtk_widget_get_screen(vc->gfx.drawing_area),
1344                              vc->s->grab_x_root, vc->s->grab_y_root);
1345 #endif
1346     trace_gd_grab(vc->label, "ptr", false);
1347 }
1348
1349 static void gd_menu_grab_input(GtkMenuItem *item, void *opaque)
1350 {
1351     GtkDisplayState *s = opaque;
1352     VirtualConsole *vc = gd_vc_find_current(s);
1353
1354     if (gd_is_grab_active(s)) {
1355         if (!gd_grab_on_hover(s)) {
1356             gd_grab_keyboard(vc);
1357         }
1358         gd_grab_pointer(vc);
1359     } else {
1360         gd_ungrab_keyboard(s);
1361         gd_ungrab_pointer(s);
1362     }
1363
1364     gd_update_caption(s);
1365     gd_update_cursor(vc);
1366 }
1367
1368 static void gd_change_page(GtkNotebook *nb, gpointer arg1, guint arg2,
1369                            gpointer data)
1370 {
1371     GtkDisplayState *s = data;
1372     VirtualConsole *vc;
1373     gboolean on_vga;
1374
1375     if (!gtk_widget_get_realized(s->notebook)) {
1376         return;
1377     }
1378
1379 #ifdef VTE_RESIZE_HACK
1380     vc = gd_vc_find_current(s);
1381     if (vc && vc->type == GD_VC_VTE) {
1382         gtk_widget_hide(vc->vte.terminal);
1383     }
1384 #endif
1385     vc = gd_vc_find_by_page(s, arg2);
1386     if (!vc) {
1387         return;
1388     }
1389 #ifdef VTE_RESIZE_HACK
1390     if (vc->type == GD_VC_VTE) {
1391         gtk_widget_show(vc->vte.terminal);
1392     }
1393 #endif
1394     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item),
1395                                    TRUE);
1396     on_vga = (vc->type == GD_VC_GFX &&
1397               qemu_console_is_graphic(vc->gfx.dcl.con));
1398     if (!on_vga) {
1399         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1400                                        FALSE);
1401     } else if (s->full_screen) {
1402         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1403                                        TRUE);
1404     }
1405     gtk_widget_set_sensitive(s->grab_item, on_vga);
1406
1407     gd_update_windowsize(vc);
1408     gd_update_cursor(vc);
1409 }
1410
1411 static gboolean gd_enter_event(GtkWidget *widget, GdkEventCrossing *crossing,
1412                                gpointer opaque)
1413 {
1414     VirtualConsole *vc = opaque;
1415     GtkDisplayState *s = vc->s;
1416
1417     if (gd_grab_on_hover(s)) {
1418         gd_ungrab_keyboard(s);
1419         gd_grab_keyboard(vc);
1420         gd_update_caption(s);
1421     }
1422     return TRUE;
1423 }
1424
1425 static gboolean gd_leave_event(GtkWidget *widget, GdkEventCrossing *crossing,
1426                                gpointer opaque)
1427 {
1428     VirtualConsole *vc = opaque;
1429     GtkDisplayState *s = vc->s;
1430
1431     if (gd_grab_on_hover(s)) {
1432         gd_ungrab_keyboard(s);
1433         gd_update_caption(s);
1434     }
1435     return TRUE;
1436 }
1437
1438 static gboolean gd_focus_out_event(GtkWidget *widget,
1439                                    GdkEventCrossing *crossing, gpointer opaque)
1440 {
1441     VirtualConsole *vc = opaque;
1442     GtkDisplayState *s = vc->s;
1443
1444     gtk_release_modifiers(s);
1445     return TRUE;
1446 }
1447
1448 static gboolean gd_configure(GtkWidget *widget,
1449                              GdkEventConfigure *cfg, gpointer opaque)
1450 {
1451     VirtualConsole *vc = opaque;
1452     QemuUIInfo info;
1453
1454     memset(&info, 0, sizeof(info));
1455     info.width = cfg->width;
1456     info.height = cfg->height;
1457     dpy_set_ui_info(vc->gfx.dcl.con, &info);
1458     return FALSE;
1459 }
1460
1461 /** Virtual Console Callbacks **/
1462
1463 static GSList *gd_vc_menu_init(GtkDisplayState *s, VirtualConsole *vc,
1464                                int idx, GSList *group, GtkWidget *view_menu)
1465 {
1466     vc->menu_item = gtk_radio_menu_item_new_with_mnemonic(group, vc->label);
1467     gtk_accel_group_connect(s->accel_group, GDK_KEY_1 + idx,
1468             HOTKEY_MODIFIERS, 0,
1469             g_cclosure_new_swap(G_CALLBACK(gd_accel_switch_vc), vc, NULL));
1470 #if GTK_CHECK_VERSION(3, 8, 0)
1471     gtk_accel_label_set_accel(
1472             GTK_ACCEL_LABEL(gtk_bin_get_child(GTK_BIN(vc->menu_item))),
1473             GDK_KEY_1 + idx, HOTKEY_MODIFIERS);
1474 #endif
1475
1476     g_signal_connect(vc->menu_item, "activate",
1477                      G_CALLBACK(gd_menu_switch_vc), s);
1478     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), vc->menu_item);
1479
1480     group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(vc->menu_item));
1481     return group;
1482 }
1483
1484 #if defined(CONFIG_VTE)
1485 static void gd_vc_adjustment_changed(GtkAdjustment *adjustment, void *opaque)
1486 {
1487     VirtualConsole *vc = opaque;
1488
1489     if (gtk_adjustment_get_upper(adjustment) >
1490         gtk_adjustment_get_page_size(adjustment)) {
1491         gtk_widget_show(vc->vte.scrollbar);
1492     } else {
1493         gtk_widget_hide(vc->vte.scrollbar);
1494     }
1495 }
1496
1497 static int gd_vc_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1498 {
1499     VirtualConsole *vc = chr->opaque;
1500
1501     vte_terminal_feed(VTE_TERMINAL(vc->vte.terminal), (const char *)buf, len);
1502     return len;
1503 }
1504
1505 static int nb_vcs;
1506 static CharDriverState *vcs[MAX_VCS];
1507
1508 static CharDriverState *gd_vc_handler(ChardevVC *unused)
1509 {
1510     CharDriverState *chr;
1511
1512     chr = g_malloc0(sizeof(*chr));
1513     chr->chr_write = gd_vc_chr_write;
1514     /* defer OPENED events until our vc is fully initialized */
1515     chr->explicit_be_open = true;
1516
1517     vcs[nb_vcs++] = chr;
1518
1519     return chr;
1520 }
1521
1522 static gboolean gd_vc_in(VteTerminal *terminal, gchar *text, guint size,
1523                          gpointer user_data)
1524 {
1525     VirtualConsole *vc = user_data;
1526
1527     qemu_chr_be_write(vc->vte.chr, (uint8_t  *)text, (unsigned int)size);
1528     return TRUE;
1529 }
1530
1531 static GSList *gd_vc_vte_init(GtkDisplayState *s, VirtualConsole *vc,
1532                               CharDriverState *chr, int idx,
1533                               GSList *group, GtkWidget *view_menu)
1534 {
1535     char buffer[32];
1536     GtkWidget *box;
1537     GtkWidget *scrollbar;
1538     GtkAdjustment *vadjustment;
1539
1540     vc->s = s;
1541     vc->vte.chr = chr;
1542
1543     snprintf(buffer, sizeof(buffer), "vc%d", idx);
1544     vc->label = g_strdup_printf("%s", vc->vte.chr->label
1545                                 ? vc->vte.chr->label : buffer);
1546     group = gd_vc_menu_init(s, vc, idx, group, view_menu);
1547
1548     vc->vte.terminal = vte_terminal_new();
1549     g_signal_connect(vc->vte.terminal, "commit", G_CALLBACK(gd_vc_in), vc);
1550
1551     vte_terminal_set_scrollback_lines(VTE_TERMINAL(vc->vte.terminal), -1);
1552     vte_terminal_set_size(VTE_TERMINAL(vc->vte.terminal),
1553                           VC_TERM_X_MIN, VC_TERM_Y_MIN);
1554
1555 #if VTE_CHECK_VERSION(0, 28, 0) && GTK_CHECK_VERSION(3, 0, 0)
1556     vadjustment = gtk_scrollable_get_vadjustment
1557         (GTK_SCROLLABLE(vc->vte.terminal));
1558 #else
1559     vadjustment = vte_terminal_get_adjustment(VTE_TERMINAL(vc->vte.terminal));
1560 #endif
1561
1562 #if GTK_CHECK_VERSION(3, 0, 0)
1563     box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 2);
1564     scrollbar = gtk_scrollbar_new(GTK_ORIENTATION_VERTICAL, vadjustment);
1565 #else
1566     box = gtk_hbox_new(false, 2);
1567     scrollbar = gtk_vscrollbar_new(vadjustment);
1568 #endif
1569
1570     gtk_box_pack_start(GTK_BOX(box), vc->vte.terminal, TRUE, TRUE, 0);
1571     gtk_box_pack_start(GTK_BOX(box), scrollbar, FALSE, FALSE, 0);
1572
1573     vc->vte.chr->opaque = vc;
1574     vc->vte.box = box;
1575     vc->vte.scrollbar = scrollbar;
1576
1577     g_signal_connect(vadjustment, "changed",
1578                      G_CALLBACK(gd_vc_adjustment_changed), vc);
1579
1580     vc->type = GD_VC_VTE;
1581     vc->tab_item = box;
1582     vc->focus = vc->vte.terminal;
1583     gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), vc->tab_item,
1584                              gtk_label_new(vc->label));
1585
1586     qemu_chr_be_generic_open(vc->vte.chr);
1587     if (vc->vte.chr->init) {
1588         vc->vte.chr->init(vc->vte.chr);
1589     }
1590
1591     return group;
1592 }
1593
1594 static void gd_vcs_init(GtkDisplayState *s, GSList *group,
1595                         GtkWidget *view_menu)
1596 {
1597     int i;
1598
1599     for (i = 0; i < nb_vcs; i++) {
1600         VirtualConsole *vc = &s->vc[s->nb_vcs];
1601         group = gd_vc_vte_init(s, vc, vcs[i], s->nb_vcs, group, view_menu);
1602         s->nb_vcs++;
1603     }
1604 }
1605 #endif /* CONFIG_VTE */
1606
1607 /** Window Creation **/
1608
1609 static void gd_connect_vc_gfx_signals(VirtualConsole *vc)
1610 {
1611 #if GTK_CHECK_VERSION(3, 0, 0)
1612     g_signal_connect(vc->gfx.drawing_area, "draw",
1613                      G_CALLBACK(gd_draw_event), vc);
1614 #else
1615     g_signal_connect(vc->gfx.drawing_area, "expose-event",
1616                      G_CALLBACK(gd_expose_event), vc);
1617 #endif
1618     if (qemu_console_is_graphic(vc->gfx.dcl.con)) {
1619         g_signal_connect(vc->gfx.drawing_area, "event",
1620                          G_CALLBACK(gd_event), vc);
1621         g_signal_connect(vc->gfx.drawing_area, "button-press-event",
1622                          G_CALLBACK(gd_button_event), vc);
1623         g_signal_connect(vc->gfx.drawing_area, "button-release-event",
1624                          G_CALLBACK(gd_button_event), vc);
1625         g_signal_connect(vc->gfx.drawing_area, "scroll-event",
1626                          G_CALLBACK(gd_scroll_event), vc);
1627         g_signal_connect(vc->gfx.drawing_area, "key-press-event",
1628                          G_CALLBACK(gd_key_event), vc);
1629         g_signal_connect(vc->gfx.drawing_area, "key-release-event",
1630                          G_CALLBACK(gd_key_event), vc);
1631
1632         g_signal_connect(vc->gfx.drawing_area, "enter-notify-event",
1633                          G_CALLBACK(gd_enter_event), vc);
1634         g_signal_connect(vc->gfx.drawing_area, "leave-notify-event",
1635                          G_CALLBACK(gd_leave_event), vc);
1636         g_signal_connect(vc->gfx.drawing_area, "focus-out-event",
1637                          G_CALLBACK(gd_focus_out_event), vc);
1638         g_signal_connect(vc->gfx.drawing_area, "configure-event",
1639                          G_CALLBACK(gd_configure), vc);
1640     } else {
1641         g_signal_connect(vc->gfx.drawing_area, "key-press-event",
1642                          G_CALLBACK(gd_text_key_down), vc);
1643     }
1644 }
1645
1646 static void gd_connect_signals(GtkDisplayState *s)
1647 {
1648     g_signal_connect(s->show_tabs_item, "activate",
1649                      G_CALLBACK(gd_menu_show_tabs), s);
1650     g_signal_connect(s->untabify_item, "activate",
1651                      G_CALLBACK(gd_menu_untabify), s);
1652
1653     g_signal_connect(s->window, "delete-event",
1654                      G_CALLBACK(gd_window_close), s);
1655
1656     g_signal_connect(s->pause_item, "activate",
1657                      G_CALLBACK(gd_menu_pause), s);
1658     g_signal_connect(s->reset_item, "activate",
1659                      G_CALLBACK(gd_menu_reset), s);
1660     g_signal_connect(s->powerdown_item, "activate",
1661                      G_CALLBACK(gd_menu_powerdown), s);
1662     g_signal_connect(s->quit_item, "activate",
1663                      G_CALLBACK(gd_menu_quit), s);
1664     g_signal_connect(s->full_screen_item, "activate",
1665                      G_CALLBACK(gd_menu_full_screen), s);
1666     g_signal_connect(s->zoom_in_item, "activate",
1667                      G_CALLBACK(gd_menu_zoom_in), s);
1668     g_signal_connect(s->zoom_out_item, "activate",
1669                      G_CALLBACK(gd_menu_zoom_out), s);
1670     g_signal_connect(s->zoom_fixed_item, "activate",
1671                      G_CALLBACK(gd_menu_zoom_fixed), s);
1672     g_signal_connect(s->zoom_fit_item, "activate",
1673                      G_CALLBACK(gd_menu_zoom_fit), s);
1674     g_signal_connect(s->grab_item, "activate",
1675                      G_CALLBACK(gd_menu_grab_input), s);
1676     g_signal_connect(s->notebook, "switch-page",
1677                      G_CALLBACK(gd_change_page), s);
1678 }
1679
1680 static GtkWidget *gd_create_menu_machine(GtkDisplayState *s)
1681 {
1682     GtkWidget *machine_menu;
1683     GtkWidget *separator;
1684
1685     machine_menu = gtk_menu_new();
1686     gtk_menu_set_accel_group(GTK_MENU(machine_menu), s->accel_group);
1687
1688     s->pause_item = gtk_check_menu_item_new_with_mnemonic(_("_Pause"));
1689     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->pause_item);
1690
1691     separator = gtk_separator_menu_item_new();
1692     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), separator);
1693
1694     s->reset_item = gtk_menu_item_new_with_mnemonic(_("_Reset"));
1695     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->reset_item);
1696
1697     s->powerdown_item = gtk_menu_item_new_with_mnemonic(_("Power _Down"));
1698     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->powerdown_item);
1699
1700     separator = gtk_separator_menu_item_new();
1701     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), separator);
1702
1703     s->quit_item = gtk_menu_item_new_with_mnemonic(_("_Quit"));
1704     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->quit_item),
1705                                  "<QEMU>/Machine/Quit");
1706     gtk_accel_map_add_entry("<QEMU>/Machine/Quit",
1707                             GDK_KEY_q, HOTKEY_MODIFIERS);
1708     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->quit_item);
1709
1710     return machine_menu;
1711 }
1712
1713 static GSList *gd_vc_gfx_init(GtkDisplayState *s, VirtualConsole *vc,
1714                               QemuConsole *con, int idx,
1715                               GSList *group, GtkWidget *view_menu)
1716 {
1717     vc->label = qemu_console_get_label(con);
1718     vc->s = s;
1719     vc->gfx.scale_x = 1.0;
1720     vc->gfx.scale_y = 1.0;
1721
1722     vc->gfx.drawing_area = gtk_drawing_area_new();
1723     gtk_widget_add_events(vc->gfx.drawing_area,
1724                           GDK_POINTER_MOTION_MASK |
1725                           GDK_BUTTON_PRESS_MASK |
1726                           GDK_BUTTON_RELEASE_MASK |
1727                           GDK_BUTTON_MOTION_MASK |
1728                           GDK_ENTER_NOTIFY_MASK |
1729                           GDK_LEAVE_NOTIFY_MASK |
1730                           GDK_SCROLL_MASK |
1731                           GDK_KEY_PRESS_MASK);
1732     gtk_widget_set_can_focus(vc->gfx.drawing_area, TRUE);
1733
1734     vc->type = GD_VC_GFX;
1735     vc->tab_item = vc->gfx.drawing_area;
1736     vc->focus = vc->gfx.drawing_area;
1737     gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook),
1738                              vc->tab_item, gtk_label_new(vc->label));
1739
1740 #if defined(CONFIG_OPENGL)
1741     if (display_opengl) {
1742         /*
1743          * gtk_widget_set_double_buffered() was deprecated in 3.14.
1744          * It is required for opengl rendering on X11 though.  A
1745          * proper replacement (native opengl support) is only
1746          * available in 3.16+.  Silence the warning if possible.
1747          */
1748 #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
1749 #pragma GCC diagnostic push
1750 #pragma GCC diagnostic ignored "-Wdeprecated-declarations"
1751 #endif
1752         gtk_widget_set_double_buffered(vc->gfx.drawing_area, FALSE);
1753 #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
1754 #pragma GCC diagnostic pop
1755 #endif
1756         vc->gfx.dcl.ops = &dcl_egl_ops;
1757     } else
1758 #endif
1759     {
1760         vc->gfx.dcl.ops = &dcl_ops;
1761     }
1762
1763     vc->gfx.dcl.con = con;
1764     register_displaychangelistener(&vc->gfx.dcl);
1765
1766     gd_connect_vc_gfx_signals(vc);
1767     group = gd_vc_menu_init(s, vc, idx, group, view_menu);
1768
1769     if (dpy_ui_info_supported(vc->gfx.dcl.con)) {
1770         gtk_menu_item_activate(GTK_MENU_ITEM(s->zoom_fit_item));
1771     }
1772
1773     return group;
1774 }
1775
1776 static GtkWidget *gd_create_menu_view(GtkDisplayState *s)
1777 {
1778     GSList *group = NULL;
1779     GtkWidget *view_menu;
1780     GtkWidget *separator;
1781     QemuConsole *con;
1782     int vc;
1783
1784     view_menu = gtk_menu_new();
1785     gtk_menu_set_accel_group(GTK_MENU(view_menu), s->accel_group);
1786
1787     s->full_screen_item = gtk_menu_item_new_with_mnemonic(_("_Fullscreen"));
1788
1789     gtk_accel_group_connect(s->accel_group, GDK_KEY_f, HOTKEY_MODIFIERS, 0,
1790             g_cclosure_new_swap(G_CALLBACK(gd_accel_full_screen), s, NULL));
1791 #if GTK_CHECK_VERSION(3, 8, 0)
1792     gtk_accel_label_set_accel(
1793             GTK_ACCEL_LABEL(gtk_bin_get_child(GTK_BIN(s->full_screen_item))),
1794             GDK_KEY_f, HOTKEY_MODIFIERS);
1795 #endif
1796     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->full_screen_item);
1797
1798     separator = gtk_separator_menu_item_new();
1799     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1800
1801     s->zoom_in_item = gtk_menu_item_new_with_mnemonic(_("Zoom _In"));
1802     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_in_item),
1803                                  "<QEMU>/View/Zoom In");
1804     gtk_accel_map_add_entry("<QEMU>/View/Zoom In", GDK_KEY_plus,
1805                             HOTKEY_MODIFIERS);
1806     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_in_item);
1807
1808     s->zoom_out_item = gtk_menu_item_new_with_mnemonic(_("Zoom _Out"));
1809     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_out_item),
1810                                  "<QEMU>/View/Zoom Out");
1811     gtk_accel_map_add_entry("<QEMU>/View/Zoom Out", GDK_KEY_minus,
1812                             HOTKEY_MODIFIERS);
1813     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_out_item);
1814
1815     s->zoom_fixed_item = gtk_menu_item_new_with_mnemonic(_("Best _Fit"));
1816     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_fixed_item),
1817                                  "<QEMU>/View/Zoom Fixed");
1818     gtk_accel_map_add_entry("<QEMU>/View/Zoom Fixed", GDK_KEY_0,
1819                             HOTKEY_MODIFIERS);
1820     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_fixed_item);
1821
1822     s->zoom_fit_item = gtk_check_menu_item_new_with_mnemonic(_("Zoom To _Fit"));
1823     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_fit_item);
1824
1825     separator = gtk_separator_menu_item_new();
1826     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1827
1828     s->grab_on_hover_item = gtk_check_menu_item_new_with_mnemonic(_("Grab On _Hover"));
1829     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->grab_on_hover_item);
1830
1831     s->grab_item = gtk_check_menu_item_new_with_mnemonic(_("_Grab Input"));
1832     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->grab_item),
1833                                  "<QEMU>/View/Grab Input");
1834     gtk_accel_map_add_entry("<QEMU>/View/Grab Input", GDK_KEY_g,
1835                             HOTKEY_MODIFIERS);
1836     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->grab_item);
1837
1838     separator = gtk_separator_menu_item_new();
1839     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1840
1841     /* gfx */
1842     for (vc = 0;; vc++) {
1843         con = qemu_console_lookup_by_index(vc);
1844         if (!con) {
1845             break;
1846         }
1847         group = gd_vc_gfx_init(s, &s->vc[vc], con,
1848                                vc, group, view_menu);
1849         s->nb_vcs++;
1850     }
1851
1852 #if defined(CONFIG_VTE)
1853     /* vte */
1854     gd_vcs_init(s, group, view_menu);
1855 #endif
1856
1857     separator = gtk_separator_menu_item_new();
1858     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1859
1860     s->show_tabs_item = gtk_check_menu_item_new_with_mnemonic(_("Show _Tabs"));
1861     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->show_tabs_item);
1862
1863     s->untabify_item = gtk_menu_item_new_with_mnemonic(_("Detach Tab"));
1864     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->untabify_item);
1865
1866     return view_menu;
1867 }
1868
1869 static void gd_create_menus(GtkDisplayState *s)
1870 {
1871     s->accel_group = gtk_accel_group_new();
1872     s->machine_menu = gd_create_menu_machine(s);
1873     s->view_menu = gd_create_menu_view(s);
1874
1875     s->machine_menu_item = gtk_menu_item_new_with_mnemonic(_("_Machine"));
1876     gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->machine_menu_item),
1877                               s->machine_menu);
1878     gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->machine_menu_item);
1879
1880     s->view_menu_item = gtk_menu_item_new_with_mnemonic(_("_View"));
1881     gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->view_menu_item), s->view_menu);
1882     gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->view_menu_item);
1883
1884     g_object_set_data(G_OBJECT(s->window), "accel_group", s->accel_group);
1885     gtk_window_add_accel_group(GTK_WINDOW(s->window), s->accel_group);
1886 }
1887
1888 static void gd_set_keycode_type(GtkDisplayState *s)
1889 {
1890 #ifdef GDK_WINDOWING_X11
1891     GdkDisplay *display = gtk_widget_get_display(s->window);
1892     if (GDK_IS_X11_DISPLAY(display)) {
1893         Display *x11_display = gdk_x11_display_get_xdisplay(display);
1894         XkbDescPtr desc = XkbGetKeyboard(x11_display, XkbGBN_AllComponentsMask,
1895                                          XkbUseCoreKbd);
1896         char *keycodes = NULL;
1897
1898         if (desc && desc->names) {
1899             keycodes = XGetAtomName(x11_display, desc->names->keycodes);
1900         }
1901         if (keycodes == NULL) {
1902             fprintf(stderr, "could not lookup keycode name\n");
1903         } else if (strstart(keycodes, "evdev", NULL)) {
1904             s->has_evdev = true;
1905         } else if (!strstart(keycodes, "xfree86", NULL)) {
1906             fprintf(stderr, "unknown keycodes `%s', please report to "
1907                     "qemu-devel@nongnu.org\n", keycodes);
1908         }
1909
1910         if (desc) {
1911             XkbFreeKeyboard(desc, XkbGBN_AllComponentsMask, True);
1912         }
1913         if (keycodes) {
1914             XFree(keycodes);
1915         }
1916     }
1917 #endif
1918 }
1919
1920 static gboolean gtkinit;
1921
1922 void gtk_display_init(DisplayState *ds, bool full_screen, bool grab_on_hover)
1923 {
1924     GtkDisplayState *s = g_malloc0(sizeof(*s));
1925     char *filename;
1926     GdkDisplay *window_display;
1927
1928     if (!gtkinit) {
1929         fprintf(stderr, "gtk initialization failed\n");
1930         exit(1);
1931     }
1932
1933     s->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
1934 #if GTK_CHECK_VERSION(3, 2, 0)
1935     s->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
1936 #else
1937     s->vbox = gtk_vbox_new(FALSE, 0);
1938 #endif
1939     s->notebook = gtk_notebook_new();
1940     s->menu_bar = gtk_menu_bar_new();
1941
1942     s->free_scale = FALSE;
1943
1944     setlocale(LC_ALL, "");
1945     bindtextdomain("qemu", CONFIG_QEMU_LOCALEDIR);
1946     textdomain("qemu");
1947
1948     window_display = gtk_widget_get_display(s->window);
1949     s->null_cursor = gdk_cursor_new_for_display(window_display,
1950                                                 GDK_BLANK_CURSOR);
1951
1952     s->mouse_mode_notifier.notify = gd_mouse_mode_change;
1953     qemu_add_mouse_mode_change_notifier(&s->mouse_mode_notifier);
1954     qemu_add_vm_change_state_handler(gd_change_runstate, s);
1955
1956     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "qemu_logo_no_text.svg");
1957     if (filename) {
1958         GError *error = NULL;
1959         GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file(filename, &error);
1960         if (pixbuf) {
1961             gtk_window_set_icon(GTK_WINDOW(s->window), pixbuf);
1962         } else {
1963             g_error_free(error);
1964         }
1965         g_free(filename);
1966     }
1967
1968     gd_create_menus(s);
1969
1970     gd_connect_signals(s);
1971
1972     gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1973     gtk_notebook_set_show_border(GTK_NOTEBOOK(s->notebook), FALSE);
1974
1975     gd_update_caption(s);
1976
1977     gtk_box_pack_start(GTK_BOX(s->vbox), s->menu_bar, FALSE, TRUE, 0);
1978     gtk_box_pack_start(GTK_BOX(s->vbox), s->notebook, TRUE, TRUE, 0);
1979
1980     gtk_container_add(GTK_CONTAINER(s->window), s->vbox);
1981
1982     gtk_widget_show_all(s->window);
1983
1984 #ifdef VTE_RESIZE_HACK
1985     {
1986         VirtualConsole *cur = gd_vc_find_current(s);
1987         if (cur) {
1988             int i;
1989
1990             for (i = 0; i < s->nb_vcs; i++) {
1991                 VirtualConsole *vc = &s->vc[i];
1992                 if (vc && vc->type == GD_VC_VTE && vc != cur) {
1993                     gtk_widget_hide(vc->vte.terminal);
1994                 }
1995             }
1996             gd_update_windowsize(cur);
1997         }
1998     }
1999 #endif
2000
2001     if (full_screen) {
2002         gtk_menu_item_activate(GTK_MENU_ITEM(s->full_screen_item));
2003     }
2004     if (grab_on_hover) {
2005         gtk_menu_item_activate(GTK_MENU_ITEM(s->grab_on_hover_item));
2006     }
2007
2008     gd_set_keycode_type(s);
2009 }
2010
2011 void early_gtk_display_init(int opengl)
2012 {
2013     gtkinit = gtk_init_check(NULL, NULL);
2014     if (!gtkinit) {
2015         /* don't exit yet, that'll break -help */
2016         return;
2017     }
2018
2019     switch (opengl) {
2020     case -1: /* default */
2021     case 0:  /* off */
2022         break;
2023     case 1: /* on */
2024 #if defined(CONFIG_OPENGL)
2025         gtk_egl_init();
2026 #endif
2027         break;
2028     default:
2029         g_assert_not_reached();
2030         break;
2031     }
2032
2033 #if defined(CONFIG_VTE)
2034     register_vc_handler(gd_vc_handler);
2035 #endif
2036 }