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 #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 static void gd_grab_keyboard(VirtualConsole *vc);
 171 static void gd_ungrab_keyboard(GtkDisplayState *s);
 172
 173 /** Utility Functions **/
 174
 175 static VirtualConsole *gd_vc_find_by_menu(GtkDisplayState *s)
 176 {
 177     VirtualConsole *vc;
 178     gint i;
 179
 180     for (i = 0; i < s->nb_vcs; i++) {
 181         vc = &s->vc[i];
 182         if (gtk_check_menu_item_get_active
 183             (GTK_CHECK_MENU_ITEM(vc->menu_item))) {
 184             return vc;
 185         }
 186     }
 187     return NULL;
 188 }
 189
 190 static VirtualConsole *gd_vc_find_by_page(GtkDisplayState *s, gint page)
 191 {
 192     VirtualConsole *vc;
 193     gint i, p;
 194
 195     for (i = 0; i < s->nb_vcs; i++) {
 196         vc = &s->vc[i];
 197         p = gtk_notebook_page_num(GTK_NOTEBOOK(s->notebook), vc->tab_item);
 198         if (p == page) {
 199             return vc;
 200         }
 201     }
 202     return NULL;
 203 }
 204
 205 static VirtualConsole *gd_vc_find_current(GtkDisplayState *s)
 206 {
 207     gint page;
 208
 209     page = gtk_notebook_get_current_page(GTK_NOTEBOOK(s->notebook));
 210     return gd_vc_find_by_page(s, page);
 211 }
 212
 213 static bool gd_is_grab_active(GtkDisplayState *s)
 214 {
 215     return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_item));
 216 }
 217
 218 static bool gd_grab_on_hover(GtkDisplayState *s)
 219 {
 220     return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_on_hover_item));
 221 }
 222
 223 static void gd_update_cursor(VirtualConsole *vc)
 224 {
 225     GtkDisplayState *s = vc->s;
 226     GdkWindow *window;
 227
 228     if (vc->type != GD_VC_GFX ||
 229         !qemu_console_is_graphic(vc->gfx.dcl.con)) {
 230         return;
 231     }
 232
 233     if (!gtk_widget_get_realized(vc->gfx.drawing_area)) {
 234         return;
 235     }
 236
 237     window = gtk_widget_get_window(GTK_WIDGET(vc->gfx.drawing_area));
 238     if (s->full_screen || qemu_input_is_absolute() || s->ptr_owner == vc) {
 239         gdk_window_set_cursor(window, s->null_cursor);
 240     } else {
 241         gdk_window_set_cursor(window, NULL);
 242     }
 243 }
 244
 245 static void gd_update_caption(GtkDisplayState *s)
 246 {
 247     const char *status = "";
 248     gchar *prefix;
 249     gchar *title;
 250     const char *grab = "";
 251     bool is_paused = !runstate_is_running();
 252     int i;
 253
 254     if (qemu_name) {
 255         prefix = g_strdup_printf("QEMU (%s)", qemu_name);
 256     } else {
 257         prefix = g_strdup_printf("QEMU");
 258     }
 259
 260     if (s->ptr_owner != NULL &&
 261         s->ptr_owner->window == NULL) {
 262         grab = _(" - Press Ctrl+Alt+G to release grab");
 263     }
 264
 265     if (is_paused) {
 266         status = _(" [Paused]");
 267     }
 268     s->external_pause_update = true;
 269     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->pause_item),
 270                                    is_paused);
 271     s->external_pause_update = false;
 272
 273     title = g_strdup_printf("%s%s%s", prefix, status, grab);
 274     gtk_window_set_title(GTK_WINDOW(s->window), title);
 275     g_free(title);
 276
 277     for (i = 0; i < s->nb_vcs; i++) {
 278         VirtualConsole *vc = &s->vc[i];
 279
 280         if (!vc->window) {
 281             continue;
 282         }
 283         title = g_strdup_printf("%s: %s%s%s", prefix, vc->label,
 284                                 vc == s->kbd_owner ? " +kbd" : "",
 285                                 vc == s->ptr_owner ? " +ptr" : "");
 286         gtk_window_set_title(GTK_WINDOW(vc->window), title);
 287         g_free(title);
 288     }
 289
 290     g_free(prefix);
 291 }
 292
 293 static void gd_update_geometry_hints(VirtualConsole *vc)
 294 {
 295     GtkDisplayState *s = vc->s;
 296     GdkWindowHints mask = 0;
 297     GdkGeometry geo = {};
 298     GtkWidget *geo_widget = NULL;
 299     GtkWindow *geo_window;
 300
 301     if (vc->type == GD_VC_GFX) {
 302         if (!vc->gfx.ds) {
 303             return;
 304         }
 305         if (s->free_scale) {
 306             geo.min_width  = surface_width(vc->gfx.ds) * VC_SCALE_MIN;
 307             geo.min_height = surface_height(vc->gfx.ds) * VC_SCALE_MIN;
 308             mask |= GDK_HINT_MIN_SIZE;
 309         } else {
 310             geo.min_width  = surface_width(vc->gfx.ds) * vc->gfx.scale_x;
 311             geo.min_height = surface_height(vc->gfx.ds) * vc->gfx.scale_y;
 312             mask |= GDK_HINT_MIN_SIZE;
 313         }
 314         geo_widget = vc->gfx.drawing_area;
 315         gtk_widget_set_size_request(geo_widget, geo.min_width, geo.min_height);
 316
 317 #if defined(CONFIG_VTE)
 318     } else if (vc->type == GD_VC_VTE) {
 319         VteTerminal *term = VTE_TERMINAL(vc->vte.terminal);
 320         GtkBorder *ib;
 321
 322         geo.width_inc  = vte_terminal_get_char_width(term);
 323         geo.height_inc = vte_terminal_get_char_height(term);
 324         mask |= GDK_HINT_RESIZE_INC;
 325         geo.base_width  = geo.width_inc;
 326         geo.base_height = geo.height_inc;
 327         mask |= GDK_HINT_BASE_SIZE;
 328         geo.min_width  = geo.width_inc * VC_TERM_X_MIN;
 329         geo.min_height = geo.height_inc * VC_TERM_Y_MIN;
 330         mask |= GDK_HINT_MIN_SIZE;
 331         gtk_widget_style_get(vc->vte.terminal, "inner-border", &ib, NULL);
 332         geo.base_width  += ib->left + ib->right;
 333         geo.base_height += ib->top + ib->bottom;
 334         geo.min_width   += ib->left + ib->right;
 335         geo.min_height  += ib->top + ib->bottom;
 336         geo_widget = vc->vte.terminal;
 337 #endif
 338     }
 339
 340     geo_window = GTK_WINDOW(vc->window ? vc->window : s->window);
 341     gtk_window_set_geometry_hints(geo_window, geo_widget, &geo, mask);
 342 }
 343
 344 void gd_update_windowsize(VirtualConsole *vc)
 345 {
 346     GtkDisplayState *s = vc->s;
 347
 348     gd_update_geometry_hints(vc);
 349
 350     if (vc->type == GD_VC_GFX && !s->full_screen && !s->free_scale) {
 351         gtk_window_resize(GTK_WINDOW(vc->window ? vc->window : s->window),
 352                           VC_WINDOW_X_MIN, VC_WINDOW_Y_MIN);
 353     }
 354 }
 355
 356 static void gd_update_full_redraw(VirtualConsole *vc)
 357 {
 358     GtkWidget *area = vc->gfx.drawing_area;
 359     int ww, wh;
 360     gdk_drawable_get_size(gtk_widget_get_window(area), &ww, &wh);
 361     gtk_widget_queue_draw_area(area, 0, 0, ww, wh);
 362 }
 363
 364 static void gtk_release_modifiers(GtkDisplayState *s)
 365 {
 366     VirtualConsole *vc = gd_vc_find_current(s);
 367     int i, keycode;
 368
 369     if (vc->type != GD_VC_GFX ||
 370         !qemu_console_is_graphic(vc->gfx.dcl.con)) {
 371         return;
 372     }
 373     for (i = 0; i < ARRAY_SIZE(modifier_keycode); i++) {
 374         keycode = modifier_keycode[i];
 375         if (!s->modifier_pressed[i]) {
 376             continue;
 377         }
 378         qemu_input_event_send_key_number(vc->gfx.dcl.con, keycode, false);
 379         s->modifier_pressed[i] = false;
 380     }
 381 }
 382
 383 static void gd_widget_reparent(GtkWidget *from, GtkWidget *to,
 384                                GtkWidget *widget)
 385 {
 386     g_object_ref(G_OBJECT(widget));
 387     gtk_container_remove(GTK_CONTAINER(from), widget);
 388     gtk_container_add(GTK_CONTAINER(to), widget);
 389     g_object_unref(G_OBJECT(widget));
 390 }
 391
 392 /** DisplayState Callbacks **/
 393
 394 static void gd_update(DisplayChangeListener *dcl,
 395                       int x, int y, int w, int h)
 396 {
 397     VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
 398     GdkWindow *win;
 399     int x1, x2, y1, y2;
 400     int mx, my;
 401     int fbw, fbh;
 402     int ww, wh;
 403
 404     trace_gd_update(vc->label, x, y, w, h);
 405
 406     if (!gtk_widget_get_realized(vc->gfx.drawing_area)) {
 407         return;
 408     }
 409
 410     if (vc->gfx.convert) {
 411         pixman_image_composite(PIXMAN_OP_SRC, vc->gfx.ds->image,
 412                                NULL, vc->gfx.convert,
 413                                x, y, 0, 0, x, y, w, h);
 414     }
 415
 416     x1 = floor(x * vc->gfx.scale_x);
 417     y1 = floor(y * vc->gfx.scale_y);
 418
 419     x2 = ceil(x * vc->gfx.scale_x + w * vc->gfx.scale_x);
 420     y2 = ceil(y * vc->gfx.scale_y + h * vc->gfx.scale_y);
 421
 422     fbw = surface_width(vc->gfx.ds) * vc->gfx.scale_x;
 423     fbh = surface_height(vc->gfx.ds) * vc->gfx.scale_y;
 424
 425     win = gtk_widget_get_window(vc->gfx.drawing_area);
 426     if (!win) {
 427         return;
 428     }
 429     gdk_drawable_get_size(win, &ww, &wh);
 430
 431     mx = my = 0;
 432     if (ww > fbw) {
 433         mx = (ww - fbw) / 2;
 434     }
 435     if (wh > fbh) {
 436         my = (wh - fbh) / 2;
 437     }
 438
 439     gtk_widget_queue_draw_area(vc->gfx.drawing_area,
 440                                mx + x1, my + y1, (x2 - x1), (y2 - y1));
 441 }
 442
 443 static void gd_refresh(DisplayChangeListener *dcl)
 444 {
 445     graphic_hw_update(dcl->con);
 446 }
 447
 448 #if GTK_CHECK_VERSION(3, 0, 0)
 449 static void gd_mouse_set(DisplayChangeListener *dcl,
 450                          int x, int y, int visible)
 451 {
 452     VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
 453     GdkDisplay *dpy;
 454     GdkDeviceManager *mgr;
 455     gint x_root, y_root;
 456
 457     if (qemu_input_is_absolute()) {
 458         return;
 459     }
 460
 461     dpy = gtk_widget_get_display(vc->gfx.drawing_area);
 462     mgr = gdk_display_get_device_manager(dpy);
 463     gdk_window_get_root_coords(gtk_widget_get_window(vc->gfx.drawing_area),
 464                                x, y, &x_root, &y_root);
 465     gdk_device_warp(gdk_device_manager_get_client_pointer(mgr),
 466                     gtk_widget_get_screen(vc->gfx.drawing_area),
 467                     x_root, y_root);
 468     vc->s->last_x = x;
 469     vc->s->last_y = y;
 470 }
 471 #else
 472 static void gd_mouse_set(DisplayChangeListener *dcl,
 473                          int x, int y, int visible)
 474 {
 475     VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
 476     gint x_root, y_root;
 477
 478     if (qemu_input_is_absolute()) {
 479         return;
 480     }
 481
 482     gdk_window_get_root_coords(gtk_widget_get_window(vc->gfx.drawing_area),
 483                                x, y, &x_root, &y_root);
 484     gdk_display_warp_pointer(gtk_widget_get_display(vc->gfx.drawing_area),
 485                              gtk_widget_get_screen(vc->gfx.drawing_area),
 486                              x_root, y_root);
 487 }
 488 #endif
 489
 490 static void gd_cursor_define(DisplayChangeListener *dcl,
 491                              QEMUCursor *c)
 492 {
 493     VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
 494     GdkPixbuf *pixbuf;
 495     GdkCursor *cursor;
 496
 497     if (!gtk_widget_get_realized(vc->gfx.drawing_area)) {
 498         return;
 499     }
 500
 501     pixbuf = gdk_pixbuf_new_from_data((guchar *)(c->data),
 502                                       GDK_COLORSPACE_RGB, true, 8,
 503                                       c->width, c->height, c->width * 4,
 504                                       NULL, NULL);
 505     cursor = gdk_cursor_new_from_pixbuf
 506         (gtk_widget_get_display(vc->gfx.drawing_area),
 507          pixbuf, c->hot_x, c->hot_y);
 508     gdk_window_set_cursor(gtk_widget_get_window(vc->gfx.drawing_area), cursor);
 509     g_object_unref(pixbuf);
 510 #if !GTK_CHECK_VERSION(3, 0, 0)
 511     gdk_cursor_unref(cursor);
 512 #else
 513     g_object_unref(cursor);
 514 #endif
 515 }
 516
 517 static void gd_switch(DisplayChangeListener *dcl,
 518                       DisplaySurface *surface)
 519 {
 520     VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
 521     bool resized = true;
 522
 523     trace_gd_switch(vc->label,
 524                     surface ? surface_width(surface)  : 0,
 525                     surface ? surface_height(surface) : 0);
 526
 527     if (vc->gfx.surface) {
 528         cairo_surface_destroy(vc->gfx.surface);
 529         vc->gfx.surface = NULL;
 530     }
 531     if (vc->gfx.convert) {
 532         pixman_image_unref(vc->gfx.convert);
 533         vc->gfx.convert = NULL;
 534     }
 535
 536     if (vc->gfx.ds && surface &&
 537         surface_width(vc->gfx.ds) == surface_width(surface) &&
 538         surface_height(vc->gfx.ds) == surface_height(surface)) {
 539         resized = false;
 540     }
 541     vc->gfx.ds = surface;
 542
 543     if (!surface) {
 544         return;
 545     }
 546
 547     if (surface->format == PIXMAN_x8r8g8b8) {
 548         /*
 549          * PIXMAN_x8r8g8b8 == CAIRO_FORMAT_RGB24
 550          *
 551          * No need to convert, use surface directly.  Should be the
 552          * common case as this is qemu_default_pixelformat(32) too.
 553          */
 554         vc->gfx.surface = cairo_image_surface_create_for_data
 555             (surface_data(surface),
 556              CAIRO_FORMAT_RGB24,
 557              surface_width(surface),
 558              surface_height(surface),
 559              surface_stride(surface));
 560     } else {
 561         /* Must convert surface, use pixman to do it. */
 562         vc->gfx.convert = pixman_image_create_bits(PIXMAN_x8r8g8b8,
 563                                                    surface_width(surface),
 564                                                    surface_height(surface),
 565                                                    NULL, 0);
 566         vc->gfx.surface = cairo_image_surface_create_for_data
 567             ((void *)pixman_image_get_data(vc->gfx.convert),
 568              CAIRO_FORMAT_RGB24,
 569              pixman_image_get_width(vc->gfx.convert),
 570              pixman_image_get_height(vc->gfx.convert),
 571              pixman_image_get_stride(vc->gfx.convert));
 572         pixman_image_composite(PIXMAN_OP_SRC, vc->gfx.ds->image,
 573                                NULL, vc->gfx.convert,
 574                                0, 0, 0, 0, 0, 0,
 575                                pixman_image_get_width(vc->gfx.convert),
 576                                pixman_image_get_height(vc->gfx.convert));
 577     }
 578
 579     if (resized) {
 580         gd_update_windowsize(vc);
 581     } else {
 582         gd_update_full_redraw(vc);
 583     }
 584 }
 585
 586 static const DisplayChangeListenerOps dcl_ops = {
 587     .dpy_name             = "gtk",
 588     .dpy_gfx_update       = gd_update,
 589     .dpy_gfx_switch       = gd_switch,
 590     .dpy_gfx_check_format = qemu_pixman_check_format,
 591     .dpy_refresh          = gd_refresh,
 592     .dpy_mouse_set        = gd_mouse_set,
 593     .dpy_cursor_define    = gd_cursor_define,
 594 };
 595
 596
 597 #if defined(CONFIG_OPENGL)
 598
 599 /** DisplayState Callbacks (opengl version) **/
 600
 601 static const DisplayChangeListenerOps dcl_egl_ops = {
 602     .dpy_name             = "gtk-egl",
 603     .dpy_gfx_update       = gd_egl_update,
 604     .dpy_gfx_switch       = gd_egl_switch,
 605     .dpy_gfx_check_format = console_gl_check_format,
 606     .dpy_refresh          = gd_egl_refresh,
 607     .dpy_mouse_set        = gd_mouse_set,
 608     .dpy_cursor_define    = gd_cursor_define,
 609 };
 610
 611 #endif
 612
 613 /** QEMU Events **/
 614
 615 static void gd_change_runstate(void *opaque, int running, RunState state)
 616 {
 617     GtkDisplayState *s = opaque;
 618
 619     gd_update_caption(s);
 620 }
 621
 622 static void gd_mouse_mode_change(Notifier *notify, void *data)
 623 {
 624     GtkDisplayState *s;
 625     int i;
 626
 627     s = container_of(notify, GtkDisplayState, mouse_mode_notifier);
 628     /* release the grab at switching to absolute mode */
 629     if (qemu_input_is_absolute() && gd_is_grab_active(s)) {
 630         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
 631                                        FALSE);
 632     }
 633     for (i = 0; i < s->nb_vcs; i++) {
 634         VirtualConsole *vc = &s->vc[i];
 635         gd_update_cursor(vc);
 636     }
 637 }
 638
 639 /** GTK Events **/
 640
 641 static gboolean gd_window_close(GtkWidget *widget, GdkEvent *event,
 642                                 void *opaque)
 643 {
 644     GtkDisplayState *s = opaque;
 645     int i;
 646
 647     if (!no_quit) {
 648         for (i = 0; i < s->nb_vcs; i++) {
 649             if (s->vc[i].type != GD_VC_GFX) {
 650                 continue;
 651             }
 652             unregister_displaychangelistener(&s->vc[i].gfx.dcl);
 653         }
 654         qmp_quit(NULL);
 655         return FALSE;
 656     }
 657
 658     return TRUE;
 659 }
 660
 661 static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque)
 662 {
 663     VirtualConsole *vc = opaque;
 664     GtkDisplayState *s = vc->s;
 665     int mx, my;
 666     int ww, wh;
 667     int fbw, fbh;
 668
 669 #if defined(CONFIG_OPENGL)
 670     if (vc->gfx.gls) {
 671         gd_egl_draw(vc);
 672         return TRUE;
 673     }
 674 #endif
 675
 676     if (!gtk_widget_get_realized(widget)) {
 677         return FALSE;
 678     }
 679     if (!vc->gfx.ds) {
 680         return FALSE;
 681     }
 682
 683     fbw = surface_width(vc->gfx.ds);
 684     fbh = surface_height(vc->gfx.ds);
 685
 686     gdk_drawable_get_size(gtk_widget_get_window(widget), &ww, &wh);
 687
 688     if (s->full_screen) {
 689         vc->gfx.scale_x = (double)ww / fbw;
 690         vc->gfx.scale_y = (double)wh / fbh;
 691     } else if (s->free_scale) {
 692         double sx, sy;
 693
 694         sx = (double)ww / fbw;
 695         sy = (double)wh / fbh;
 696
 697         vc->gfx.scale_x = vc->gfx.scale_y = MIN(sx, sy);
 698     }
 699
 700     fbw *= vc->gfx.scale_x;
 701     fbh *= vc->gfx.scale_y;
 702
 703     mx = my = 0;
 704     if (ww > fbw) {
 705         mx = (ww - fbw) / 2;
 706     }
 707     if (wh > fbh) {
 708         my = (wh - fbh) / 2;
 709     }
 710
 711     cairo_rectangle(cr, 0, 0, ww, wh);
 712
 713     /* Optionally cut out the inner area where the pixmap
 714        will be drawn. This avoids 'flashing' since we're
 715        not double-buffering. Note we're using the undocumented
 716        behaviour of drawing the rectangle from right to left
 717        to cut out the whole */
 718     cairo_rectangle(cr, mx + fbw, my,
 719                     -1 * fbw, fbh);
 720     cairo_fill(cr);
 721
 722     cairo_scale(cr, vc->gfx.scale_x, vc->gfx.scale_y);
 723     cairo_set_source_surface(cr, vc->gfx.surface,
 724                              mx / vc->gfx.scale_x, my / vc->gfx.scale_y);
 725     cairo_paint(cr);
 726
 727     return TRUE;
 728 }
 729
 730 #if !GTK_CHECK_VERSION(3, 0, 0)
 731 static gboolean gd_expose_event(GtkWidget *widget, GdkEventExpose *expose,
 732                                 void *opaque)
 733 {
 734     cairo_t *cr;
 735     gboolean ret;
 736
 737     cr = gdk_cairo_create(gtk_widget_get_window(widget));
 738     cairo_rectangle(cr,
 739                     expose->area.x,
 740                     expose->area.y,
 741                     expose->area.width,
 742                     expose->area.height);
 743     cairo_clip(cr);
 744
 745     ret = gd_draw_event(widget, cr, opaque);
 746
 747     cairo_destroy(cr);
 748
 749     return ret;
 750 }
 751 #endif
 752
 753 static gboolean gd_motion_event(GtkWidget *widget, GdkEventMotion *motion,
 754                                 void *opaque)
 755 {
 756     VirtualConsole *vc = opaque;
 757     GtkDisplayState *s = vc->s;
 758     int x, y;
 759     int mx, my;
 760     int fbh, fbw;
 761     int ww, wh;
 762
 763     if (!vc->gfx.ds) {
 764         return TRUE;
 765     }
 766
 767     fbw = surface_width(vc->gfx.ds) * vc->gfx.scale_x;
 768     fbh = surface_height(vc->gfx.ds) * vc->gfx.scale_y;
 769
 770     gdk_drawable_get_size(gtk_widget_get_window(vc->gfx.drawing_area),
 771                           &ww, &wh);
 772
 773     mx = my = 0;
 774     if (ww > fbw) {
 775         mx = (ww - fbw) / 2;
 776     }
 777     if (wh > fbh) {
 778         my = (wh - fbh) / 2;
 779     }
 780
 781     x = (motion->x - mx) / vc->gfx.scale_x;
 782     y = (motion->y - my) / vc->gfx.scale_y;
 783
 784     if (qemu_input_is_absolute()) {
 785         if (x < 0 || y < 0 ||
 786             x >= surface_width(vc->gfx.ds) ||
 787             y >= surface_height(vc->gfx.ds)) {
 788             return TRUE;
 789         }
 790         qemu_input_queue_abs(vc->gfx.dcl.con, INPUT_AXIS_X, x,
 791                              surface_width(vc->gfx.ds));
 792         qemu_input_queue_abs(vc->gfx.dcl.con, INPUT_AXIS_Y, y,
 793                              surface_height(vc->gfx.ds));
 794         qemu_input_event_sync();
 795     } else if (s->last_set && s->ptr_owner == vc) {
 796         qemu_input_queue_rel(vc->gfx.dcl.con, INPUT_AXIS_X, x - s->last_x);
 797         qemu_input_queue_rel(vc->gfx.dcl.con, INPUT_AXIS_Y, y - s->last_y);
 798         qemu_input_event_sync();
 799     }
 800     s->last_x = x;
 801     s->last_y = y;
 802     s->last_set = TRUE;
 803
 804     if (!qemu_input_is_absolute() && s->ptr_owner == vc) {
 805         GdkScreen *screen = gtk_widget_get_screen(vc->gfx.drawing_area);
 806         int x = (int)motion->x_root;
 807         int y = (int)motion->y_root;
 808
 809         /* In relative mode check to see if client pointer hit
 810          * one of the screen edges, and if so move it back by
 811          * 200 pixels. This is important because the pointer
 812          * in the server doesn't correspond 1-for-1, and so
 813          * may still be only half way across the screen. Without
 814          * this warp, the server pointer would thus appear to hit
 815          * an invisible wall */
 816         if (x == 0) {
 817             x += 200;
 818         }
 819         if (y == 0) {
 820             y += 200;
 821         }
 822         if (x == (gdk_screen_get_width(screen) - 1)) {
 823             x -= 200;
 824         }
 825         if (y == (gdk_screen_get_height(screen) - 1)) {
 826             y -= 200;
 827         }
 828
 829         if (x != (int)motion->x_root || y != (int)motion->y_root) {
 830 #if GTK_CHECK_VERSION(3, 0, 0)
 831             GdkDevice *dev = gdk_event_get_device((GdkEvent *)motion);
 832             gdk_device_warp(dev, screen, x, y);
 833 #else
 834             GdkDisplay *display = gtk_widget_get_display(widget);
 835             gdk_display_warp_pointer(display, screen, x, y);
 836 #endif
 837             s->last_set = FALSE;
 838             return FALSE;
 839         }
 840     }
 841     return TRUE;
 842 }
 843
 844 static gboolean gd_button_event(GtkWidget *widget, GdkEventButton *button,
 845                                 void *opaque)
 846 {
 847     VirtualConsole *vc = opaque;
 848     GtkDisplayState *s = vc->s;
 849     InputButton btn;
 850
 851     /* implicitly grab the input at the first click in the relative mode */
 852     if (button->button == 1 && button->type == GDK_BUTTON_PRESS &&
 853         !qemu_input_is_absolute() && s->ptr_owner != vc) {
 854         if (!vc->window) {
 855             gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
 856                                            TRUE);
 857         } else {
 858             gd_grab_pointer(vc);
 859             gd_update_caption(s);
 860         }
 861         return TRUE;
 862     }
 863
 864     if (button->button == 1) {
 865         btn = INPUT_BUTTON_LEFT;
 866     } else if (button->button == 2) {
 867         btn = INPUT_BUTTON_MIDDLE;
 868     } else if (button->button == 3) {
 869         btn = INPUT_BUTTON_RIGHT;
 870     } else {
 871         return TRUE;
 872     }
 873
 874     qemu_input_queue_btn(vc->gfx.dcl.con, btn,
 875                          button->type == GDK_BUTTON_PRESS);
 876     qemu_input_event_sync();
 877     return TRUE;
 878 }
 879
 880 static gboolean gd_scroll_event(GtkWidget *widget, GdkEventScroll *scroll,
 881                                 void *opaque)
 882 {
 883     VirtualConsole *vc = opaque;
 884     InputButton btn;
 885
 886     if (scroll->direction == GDK_SCROLL_UP) {
 887         btn = INPUT_BUTTON_WHEEL_UP;
 888     } else if (scroll->direction == GDK_SCROLL_DOWN) {
 889         btn = INPUT_BUTTON_WHEEL_DOWN;
 890     } else {
 891         return TRUE;
 892     }
 893
 894     qemu_input_queue_btn(vc->gfx.dcl.con, btn, true);
 895     qemu_input_event_sync();
 896     qemu_input_queue_btn(vc->gfx.dcl.con, btn, false);
 897     qemu_input_event_sync();
 898     return TRUE;
 899 }
 900
 901 static int gd_map_keycode(GtkDisplayState *s, GdkDisplay *dpy, int gdk_keycode)
 902 {
 903     int qemu_keycode;
 904
 905 #ifdef GDK_WINDOWING_WIN32
 906     if (GDK_IS_WIN32_DISPLAY(dpy)) {
 907         qemu_keycode = MapVirtualKey(gdk_keycode, MAPVK_VK_TO_VSC);
 908         switch (qemu_keycode) {
 909         case 103:   /* alt gr */
 910             qemu_keycode = 56 | SCANCODE_GREY;
 911             break;
 912         }
 913         return qemu_keycode;
 914     }
 915 #endif
 916
 917     if (gdk_keycode < 9) {
 918         qemu_keycode = 0;
 919     } else if (gdk_keycode < 97) {
 920         qemu_keycode = gdk_keycode - 8;
 921 #ifdef GDK_WINDOWING_X11
 922     } else if (GDK_IS_X11_DISPLAY(dpy) && gdk_keycode < 158) {
 923         if (s->has_evdev) {
 924             qemu_keycode = translate_evdev_keycode(gdk_keycode - 97);
 925         } else {
 926             qemu_keycode = translate_xfree86_keycode(gdk_keycode - 97);
 927         }
 928 #endif
 929     } else if (gdk_keycode == 208) { /* Hiragana_Katakana */
 930         qemu_keycode = 0x70;
 931     } else if (gdk_keycode == 211) { /* backslash */
 932         qemu_keycode = 0x73;
 933     } else {
 934         qemu_keycode = 0;
 935     }
 936
 937     return qemu_keycode;
 938 }
 939
 940 static gboolean gd_text_key_down(GtkWidget *widget,
 941                                  GdkEventKey *key, void *opaque)
 942 {
 943     VirtualConsole *vc = opaque;
 944     QemuConsole *con = vc->gfx.dcl.con;
 945
 946     if (key->length) {
 947         kbd_put_string_console(con, key->string, key->length);
 948     } else {
 949         int num = gd_map_keycode(vc->s, gtk_widget_get_display(widget),
 950                                  key->hardware_keycode);
 951         int qcode = qemu_input_key_number_to_qcode(num);
 952         kbd_put_qcode_console(con, qcode);
 953     }
 954     return TRUE;
 955 }
 956
 957 static gboolean gd_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque)
 958 {
 959     VirtualConsole *vc = opaque;
 960     GtkDisplayState *s = vc->s;
 961     int gdk_keycode = key->hardware_keycode;
 962     int qemu_keycode;
 963     int i;
 964
 965     if (s->ignore_keys) {
 966         s->ignore_keys = (key->type == GDK_KEY_PRESS);
 967         return TRUE;
 968     }
 969
 970     if (key->keyval == GDK_KEY_Pause) {
 971         qemu_input_event_send_key_qcode(vc->gfx.dcl.con, Q_KEY_CODE_PAUSE,
 972                                         key->type == GDK_KEY_PRESS);
 973         return TRUE;
 974     }
 975
 976     qemu_keycode = gd_map_keycode(s, gtk_widget_get_display(widget),
 977                                   gdk_keycode);
 978
 979     trace_gd_key_event(vc->label, gdk_keycode, qemu_keycode,
 980                        (key->type == GDK_KEY_PRESS) ? "down" : "up");
 981
 982     for (i = 0; i < ARRAY_SIZE(modifier_keycode); i++) {
 983         if (qemu_keycode == modifier_keycode[i]) {
 984             s->modifier_pressed[i] = (key->type == GDK_KEY_PRESS);
 985         }
 986     }
 987
 988     qemu_input_event_send_key_number(vc->gfx.dcl.con, qemu_keycode,
 989                                      key->type == GDK_KEY_PRESS);
 990
 991     return TRUE;
 992 }
 993
 994 static gboolean gd_event(GtkWidget *widget, GdkEvent *event, void *opaque)
 995 {
 996     if (event->type == GDK_MOTION_NOTIFY) {
 997         return gd_motion_event(widget, &event->motion, opaque);
 998     }
 999     return FALSE;
1000 }
1001
1002 /** Window Menu Actions **/
1003
1004 static void gd_menu_pause(GtkMenuItem *item, void *opaque)
1005 {
1006     GtkDisplayState *s = opaque;
1007
1008     if (s->external_pause_update) {
1009         return;
1010     }
1011     if (runstate_is_running()) {
1012         qmp_stop(NULL);
1013     } else {
1014         qmp_cont(NULL);
1015     }
1016 }
1017
1018 static void gd_menu_reset(GtkMenuItem *item, void *opaque)
1019 {
1020     qmp_system_reset(NULL);
1021 }
1022
1023 static void gd_menu_powerdown(GtkMenuItem *item, void *opaque)
1024 {
1025     qmp_system_powerdown(NULL);
1026 }
1027
1028 static void gd_menu_quit(GtkMenuItem *item, void *opaque)
1029 {
1030     qmp_quit(NULL);
1031 }
1032
1033 static void gd_menu_switch_vc(GtkMenuItem *item, void *opaque)
1034 {
1035     GtkDisplayState *s = opaque;
1036     VirtualConsole *vc = gd_vc_find_by_menu(s);
1037     GtkNotebook *nb = GTK_NOTEBOOK(s->notebook);
1038     gint page;
1039
1040     gtk_release_modifiers(s);
1041     if (vc) {
1042         page = gtk_notebook_page_num(nb, vc->tab_item);
1043         gtk_notebook_set_current_page(nb, page);
1044         gtk_widget_grab_focus(vc->focus);
1045     }
1046     s->ignore_keys = false;
1047 }
1048
1049 static void gd_accel_switch_vc(void *opaque)
1050 {
1051     VirtualConsole *vc = opaque;
1052
1053     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item), TRUE);
1054 #if !GTK_CHECK_VERSION(3, 0, 0)
1055     /* GTK2 sends the accel key to the target console - ignore this until */
1056     vc->s->ignore_keys = true;
1057 #endif
1058 }
1059
1060 static void gd_menu_show_tabs(GtkMenuItem *item, void *opaque)
1061 {
1062     GtkDisplayState *s = opaque;
1063     VirtualConsole *vc = gd_vc_find_current(s);
1064
1065     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->show_tabs_item))) {
1066         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), TRUE);
1067     } else {
1068         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1069     }
1070     gd_update_windowsize(vc);
1071 }
1072
1073 static gboolean gd_tab_window_close(GtkWidget *widget, GdkEvent *event,
1074                                     void *opaque)
1075 {
1076     VirtualConsole *vc = opaque;
1077     GtkDisplayState *s = vc->s;
1078
1079     gtk_widget_set_sensitive(vc->menu_item, true);
1080     gd_widget_reparent(vc->window, s->notebook, vc->tab_item);
1081     gtk_notebook_set_tab_label_text(GTK_NOTEBOOK(s->notebook),
1082                                     vc->tab_item, vc->label);
1083     gtk_widget_destroy(vc->window);
1084     vc->window = NULL;
1085     return TRUE;
1086 }
1087
1088 static gboolean gd_win_grab(void *opaque)
1089 {
1090     VirtualConsole *vc = opaque;
1091
1092     fprintf(stderr, "%s: %s\n", __func__, vc->label);
1093     if (vc->s->ptr_owner) {
1094         gd_ungrab_pointer(vc->s);
1095     } else {
1096         gd_grab_pointer(vc);
1097     }
1098     gd_update_caption(vc->s);
1099     return TRUE;
1100 }
1101
1102 static void gd_menu_untabify(GtkMenuItem *item, void *opaque)
1103 {
1104     GtkDisplayState *s = opaque;
1105     VirtualConsole *vc = gd_vc_find_current(s);
1106
1107     if (vc->type == GD_VC_GFX &&
1108         qemu_console_is_graphic(vc->gfx.dcl.con)) {
1109         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1110                                        FALSE);
1111     }
1112     if (!vc->window) {
1113         gtk_widget_set_sensitive(vc->menu_item, false);
1114         vc->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
1115         gd_widget_reparent(s->notebook, vc->window, vc->tab_item);
1116
1117         g_signal_connect(vc->window, "delete-event",
1118                          G_CALLBACK(gd_tab_window_close), vc);
1119         gtk_widget_show_all(vc->window);
1120
1121         if (qemu_console_is_graphic(vc->gfx.dcl.con)) {
1122             GtkAccelGroup *ag = gtk_accel_group_new();
1123             gtk_window_add_accel_group(GTK_WINDOW(vc->window), ag);
1124
1125             GClosure *cb = g_cclosure_new_swap(G_CALLBACK(gd_win_grab),
1126                                                vc, NULL);
1127             gtk_accel_group_connect(ag, GDK_KEY_g, HOTKEY_MODIFIERS, 0, cb);
1128         }
1129
1130         gd_update_geometry_hints(vc);
1131         gd_update_caption(s);
1132     }
1133 }
1134
1135 static void gd_menu_full_screen(GtkMenuItem *item, void *opaque)
1136 {
1137     GtkDisplayState *s = opaque;
1138     VirtualConsole *vc = gd_vc_find_current(s);
1139
1140     if (!s->full_screen) {
1141         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1142         gtk_widget_hide(s->menu_bar);
1143         if (vc->type == GD_VC_GFX) {
1144             gtk_widget_set_size_request(vc->gfx.drawing_area, -1, -1);
1145             if (qemu_console_is_graphic(vc->gfx.dcl.con)) {
1146                 gtk_check_menu_item_set_active
1147                     (GTK_CHECK_MENU_ITEM(s->grab_item), TRUE);
1148             }
1149         }
1150         gtk_window_fullscreen(GTK_WINDOW(s->window));
1151         s->full_screen = TRUE;
1152     } else {
1153         gtk_window_unfullscreen(GTK_WINDOW(s->window));
1154         gd_menu_show_tabs(GTK_MENU_ITEM(s->show_tabs_item), s);
1155         gtk_widget_show(s->menu_bar);
1156         s->full_screen = FALSE;
1157         if (vc->type == GD_VC_GFX) {
1158             vc->gfx.scale_x = 1.0;
1159             vc->gfx.scale_y = 1.0;
1160             gd_update_windowsize(vc);
1161             gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1162                                            FALSE);
1163         }
1164     }
1165
1166     gd_update_cursor(vc);
1167 }
1168
1169 static void gd_accel_full_screen(void *opaque)
1170 {
1171     GtkDisplayState *s = opaque;
1172     gtk_menu_item_activate(GTK_MENU_ITEM(s->full_screen_item));
1173 }
1174
1175 static void gd_menu_zoom_in(GtkMenuItem *item, void *opaque)
1176 {
1177     GtkDisplayState *s = opaque;
1178     VirtualConsole *vc = gd_vc_find_current(s);
1179
1180     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
1181                                    FALSE);
1182
1183     vc->gfx.scale_x += VC_SCALE_STEP;
1184     vc->gfx.scale_y += VC_SCALE_STEP;
1185
1186     gd_update_windowsize(vc);
1187 }
1188
1189 static void gd_menu_zoom_out(GtkMenuItem *item, void *opaque)
1190 {
1191     GtkDisplayState *s = opaque;
1192     VirtualConsole *vc = gd_vc_find_current(s);
1193
1194     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
1195                                    FALSE);
1196
1197     vc->gfx.scale_x -= VC_SCALE_STEP;
1198     vc->gfx.scale_y -= VC_SCALE_STEP;
1199
1200     vc->gfx.scale_x = MAX(vc->gfx.scale_x, VC_SCALE_MIN);
1201     vc->gfx.scale_y = MAX(vc->gfx.scale_y, VC_SCALE_MIN);
1202
1203     gd_update_windowsize(vc);
1204 }
1205
1206 static void gd_menu_zoom_fixed(GtkMenuItem *item, void *opaque)
1207 {
1208     GtkDisplayState *s = opaque;
1209     VirtualConsole *vc = gd_vc_find_current(s);
1210
1211     vc->gfx.scale_x = 1.0;
1212     vc->gfx.scale_y = 1.0;
1213
1214     gd_update_windowsize(vc);
1215 }
1216
1217 static void gd_menu_zoom_fit(GtkMenuItem *item, void *opaque)
1218 {
1219     GtkDisplayState *s = opaque;
1220     VirtualConsole *vc = gd_vc_find_current(s);
1221
1222     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item))) {
1223         s->free_scale = TRUE;
1224     } else {
1225         s->free_scale = FALSE;
1226         vc->gfx.scale_x = 1.0;
1227         vc->gfx.scale_y = 1.0;
1228     }
1229
1230     gd_update_windowsize(vc);
1231     gd_update_full_redraw(vc);
1232 }
1233
1234 #if GTK_CHECK_VERSION(3, 0, 0)
1235 static void gd_grab_devices(VirtualConsole *vc, bool grab,
1236                             GdkInputSource source, GdkEventMask mask,
1237                             GdkCursor *cursor)
1238 {
1239     GdkDisplay *display = gtk_widget_get_display(vc->gfx.drawing_area);
1240     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
1241     GList *devs = gdk_device_manager_list_devices(mgr, GDK_DEVICE_TYPE_MASTER);
1242     GList *tmp = devs;
1243
1244     for (tmp = devs; tmp; tmp = tmp->next) {
1245         GdkDevice *dev = tmp->data;
1246         if (gdk_device_get_source(dev) != source) {
1247             continue;
1248         }
1249         if (grab) {
1250             GdkWindow *win = gtk_widget_get_window(vc->gfx.drawing_area);
1251             gdk_device_grab(dev, win, GDK_OWNERSHIP_NONE, FALSE,
1252                             mask, cursor, GDK_CURRENT_TIME);
1253         } else {
1254             gdk_device_ungrab(dev, GDK_CURRENT_TIME);
1255         }
1256     }
1257     g_list_free(devs);
1258 }
1259 #endif
1260
1261 static void gd_grab_keyboard(VirtualConsole *vc)
1262 {
1263     if (vc->s->kbd_owner) {
1264         if (vc->s->kbd_owner == vc) {
1265             return;
1266         } else {
1267             gd_ungrab_keyboard(vc->s);
1268         }
1269     }
1270
1271 #if GTK_CHECK_VERSION(3, 0, 0)
1272     gd_grab_devices(vc, true, GDK_SOURCE_KEYBOARD,
1273                    GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK,
1274                    NULL);
1275 #else
1276     gdk_keyboard_grab(gtk_widget_get_window(vc->gfx.drawing_area),
1277                       FALSE,
1278                       GDK_CURRENT_TIME);
1279 #endif
1280     vc->s->kbd_owner = vc;
1281     trace_gd_grab(vc->label, "kbd", true);
1282 }
1283
1284 static void gd_ungrab_keyboard(GtkDisplayState *s)
1285 {
1286     VirtualConsole *vc = s->kbd_owner;
1287
1288     if (vc == NULL) {
1289         return;
1290     }
1291     s->kbd_owner = NULL;
1292
1293 #if GTK_CHECK_VERSION(3, 0, 0)
1294     gd_grab_devices(vc, false, GDK_SOURCE_KEYBOARD, 0, NULL);
1295 #else
1296     gdk_keyboard_ungrab(GDK_CURRENT_TIME);
1297 #endif
1298     trace_gd_grab(vc->label, "kbd", false);
1299 }
1300
1301 static void gd_grab_pointer(VirtualConsole *vc)
1302 {
1303     GdkDisplay *display = gtk_widget_get_display(vc->gfx.drawing_area);
1304
1305     if (vc->s->ptr_owner) {
1306         if (vc->s->ptr_owner == vc) {
1307             return;
1308         } else {
1309             gd_ungrab_pointer(vc->s);
1310         }
1311     }
1312
1313 #if GTK_CHECK_VERSION(3, 0, 0)
1314     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
1315     gd_grab_devices(vc, true, GDK_SOURCE_MOUSE,
1316                     GDK_POINTER_MOTION_MASK |
1317                     GDK_BUTTON_PRESS_MASK |
1318                     GDK_BUTTON_RELEASE_MASK |
1319                     GDK_BUTTON_MOTION_MASK |
1320                     GDK_SCROLL_MASK,
1321                     vc->s->null_cursor);
1322     gdk_device_get_position(gdk_device_manager_get_client_pointer(mgr),
1323                             NULL, &vc->s->grab_x_root, &vc->s->grab_y_root);
1324 #else
1325     gdk_pointer_grab(gtk_widget_get_window(vc->gfx.drawing_area),
1326                      FALSE, /* All events to come to our window directly */
1327                      GDK_POINTER_MOTION_MASK |
1328                      GDK_BUTTON_PRESS_MASK |
1329                      GDK_BUTTON_RELEASE_MASK |
1330                      GDK_BUTTON_MOTION_MASK |
1331                      GDK_SCROLL_MASK,
1332                      NULL, /* Allow cursor to move over entire desktop */
1333                      vc->s->null_cursor,
1334                      GDK_CURRENT_TIME);
1335     gdk_display_get_pointer(display, NULL,
1336                             &vc->s->grab_x_root, &vc->s->grab_y_root, NULL);
1337 #endif
1338     vc->s->ptr_owner = vc;
1339     trace_gd_grab(vc->label, "ptr", true);
1340 }
1341
1342 static void gd_ungrab_pointer(GtkDisplayState *s)
1343 {
1344     VirtualConsole *vc = s->ptr_owner;
1345
1346     if (vc == NULL) {
1347         return;
1348     }
1349     s->ptr_owner = NULL;
1350
1351     GdkDisplay *display = gtk_widget_get_display(vc->gfx.drawing_area);
1352 #if GTK_CHECK_VERSION(3, 0, 0)
1353     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
1354     gd_grab_devices(vc, false, GDK_SOURCE_MOUSE, 0, NULL);
1355     gdk_device_warp(gdk_device_manager_get_client_pointer(mgr),
1356                     gtk_widget_get_screen(vc->gfx.drawing_area),
1357                     vc->s->grab_x_root, vc->s->grab_y_root);
1358 #else
1359     gdk_pointer_ungrab(GDK_CURRENT_TIME);
1360     gdk_display_warp_pointer(display,
1361                              gtk_widget_get_screen(vc->gfx.drawing_area),
1362                              vc->s->grab_x_root, vc->s->grab_y_root);
1363 #endif
1364     trace_gd_grab(vc->label, "ptr", false);
1365 }
1366
1367 static void gd_menu_grab_input(GtkMenuItem *item, void *opaque)
1368 {
1369     GtkDisplayState *s = opaque;
1370     VirtualConsole *vc = gd_vc_find_current(s);
1371
1372     if (gd_is_grab_active(s)) {
1373         gd_grab_keyboard(vc);
1374         gd_grab_pointer(vc);
1375     } else {
1376         gd_ungrab_keyboard(s);
1377         gd_ungrab_pointer(s);
1378     }
1379
1380     gd_update_caption(s);
1381     gd_update_cursor(vc);
1382 }
1383
1384 static void gd_change_page(GtkNotebook *nb, gpointer arg1, guint arg2,
1385                            gpointer data)
1386 {
1387     GtkDisplayState *s = data;
1388     VirtualConsole *vc;
1389     gboolean on_vga;
1390
1391     if (!gtk_widget_get_realized(s->notebook)) {
1392         return;
1393     }
1394
1395 #ifdef VTE_RESIZE_HACK
1396     vc = gd_vc_find_current(s);
1397     if (vc && vc->type == GD_VC_VTE) {
1398         gtk_widget_hide(vc->vte.terminal);
1399     }
1400 #endif
1401     vc = gd_vc_find_by_page(s, arg2);
1402     if (!vc) {
1403         return;
1404     }
1405 #ifdef VTE_RESIZE_HACK
1406     if (vc->type == GD_VC_VTE) {
1407         gtk_widget_show(vc->vte.terminal);
1408     }
1409 #endif
1410     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item),
1411                                    TRUE);
1412     on_vga = (vc->type == GD_VC_GFX &&
1413               qemu_console_is_graphic(vc->gfx.dcl.con));
1414     if (!on_vga) {
1415         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1416                                        FALSE);
1417     } else if (s->full_screen) {
1418         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1419                                        TRUE);
1420     }
1421     gtk_widget_set_sensitive(s->grab_item, on_vga);
1422
1423     gd_update_windowsize(vc);
1424     gd_update_cursor(vc);
1425 }
1426
1427 static gboolean gd_enter_event(GtkWidget *widget, GdkEventCrossing *crossing,
1428                                gpointer opaque)
1429 {
1430     VirtualConsole *vc = opaque;
1431     GtkDisplayState *s = vc->s;
1432
1433     if (gd_grab_on_hover(s)) {
1434         gd_grab_keyboard(vc);
1435         gd_update_caption(s);
1436     }
1437     return TRUE;
1438 }
1439
1440 static gboolean gd_leave_event(GtkWidget *widget, GdkEventCrossing *crossing,
1441                                gpointer opaque)
1442 {
1443     VirtualConsole *vc = opaque;
1444     GtkDisplayState *s = vc->s;
1445
1446     if (gd_grab_on_hover(s)) {
1447         gd_ungrab_keyboard(s);
1448         gd_update_caption(s);
1449     }
1450     return TRUE;
1451 }
1452
1453 static gboolean gd_focus_out_event(GtkWidget *widget,
1454                                    GdkEventCrossing *crossing, gpointer opaque)
1455 {
1456     VirtualConsole *vc = opaque;
1457     GtkDisplayState *s = vc->s;
1458
1459     gtk_release_modifiers(s);
1460     return TRUE;
1461 }
1462
1463 static gboolean gd_configure(GtkWidget *widget,
1464                              GdkEventConfigure *cfg, gpointer opaque)
1465 {
1466     VirtualConsole *vc = opaque;
1467     QemuUIInfo info;
1468
1469     memset(&info, 0, sizeof(info));
1470     info.width = cfg->width;
1471     info.height = cfg->height;
1472     dpy_set_ui_info(vc->gfx.dcl.con, &info);
1473     return FALSE;
1474 }
1475
1476 /** Virtual Console Callbacks **/
1477
1478 static GSList *gd_vc_menu_init(GtkDisplayState *s, VirtualConsole *vc,
1479                                int idx, GSList *group, GtkWidget *view_menu)
1480 {
1481     vc->menu_item = gtk_radio_menu_item_new_with_mnemonic(group, vc->label);
1482     gtk_accel_group_connect(s->accel_group, GDK_KEY_1 + idx,
1483             HOTKEY_MODIFIERS, 0,
1484             g_cclosure_new_swap(G_CALLBACK(gd_accel_switch_vc), vc, NULL));
1485 #if GTK_CHECK_VERSION(3, 8, 0)
1486     gtk_accel_label_set_accel(
1487             GTK_ACCEL_LABEL(gtk_bin_get_child(GTK_BIN(vc->menu_item))),
1488             GDK_KEY_1 + idx, HOTKEY_MODIFIERS);
1489 #endif
1490
1491     g_signal_connect(vc->menu_item, "activate",
1492                      G_CALLBACK(gd_menu_switch_vc), s);
1493     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), vc->menu_item);
1494
1495     group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(vc->menu_item));
1496     return group;
1497 }
1498
1499 #if defined(CONFIG_VTE)
1500 static void gd_vc_adjustment_changed(GtkAdjustment *adjustment, void *opaque)
1501 {
1502     VirtualConsole *vc = opaque;
1503
1504     if (gtk_adjustment_get_upper(adjustment) >
1505         gtk_adjustment_get_page_size(adjustment)) {
1506         gtk_widget_show(vc->vte.scrollbar);
1507     } else {
1508         gtk_widget_hide(vc->vte.scrollbar);
1509     }
1510 }
1511
1512 static int gd_vc_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1513 {
1514     VirtualConsole *vc = chr->opaque;
1515
1516     vte_terminal_feed(VTE_TERMINAL(vc->vte.terminal), (const char *)buf, len);
1517     return len;
1518 }
1519
1520 static int nb_vcs;
1521 static CharDriverState *vcs[MAX_VCS];
1522
1523 static CharDriverState *gd_vc_handler(ChardevVC *unused)
1524 {
1525     CharDriverState *chr;
1526
1527     chr = g_malloc0(sizeof(*chr));
1528     chr->chr_write = gd_vc_chr_write;
1529     /* defer OPENED events until our vc is fully initialized */
1530     chr->explicit_be_open = true;
1531
1532     vcs[nb_vcs++] = chr;
1533
1534     return chr;
1535 }
1536
1537 static gboolean gd_vc_in(VteTerminal *terminal, gchar *text, guint size,
1538                          gpointer user_data)
1539 {
1540     VirtualConsole *vc = user_data;
1541
1542     qemu_chr_be_write(vc->vte.chr, (uint8_t  *)text, (unsigned int)size);
1543     return TRUE;
1544 }
1545
1546 static GSList *gd_vc_vte_init(GtkDisplayState *s, VirtualConsole *vc,
1547                               CharDriverState *chr, int idx,
1548                               GSList *group, GtkWidget *view_menu)
1549 {
1550     char buffer[32];
1551     GtkWidget *box;
1552     GtkWidget *scrollbar;
1553     GtkAdjustment *vadjustment;
1554
1555     vc->s = s;
1556     vc->vte.chr = chr;
1557
1558     snprintf(buffer, sizeof(buffer), "vc%d", idx);
1559     vc->label = g_strdup_printf("%s", vc->vte.chr->label
1560                                 ? vc->vte.chr->label : buffer);
1561     group = gd_vc_menu_init(s, vc, idx, group, view_menu);
1562
1563     vc->vte.terminal = vte_terminal_new();
1564     g_signal_connect(vc->vte.terminal, "commit", G_CALLBACK(gd_vc_in), vc);
1565
1566     vte_terminal_set_scrollback_lines(VTE_TERMINAL(vc->vte.terminal), -1);
1567     vte_terminal_set_size(VTE_TERMINAL(vc->vte.terminal),
1568                           VC_TERM_X_MIN, VC_TERM_Y_MIN);
1569
1570 #if VTE_CHECK_VERSION(0, 28, 0) && GTK_CHECK_VERSION(3, 0, 0)
1571     vadjustment = gtk_scrollable_get_vadjustment
1572         (GTK_SCROLLABLE(vc->vte.terminal));
1573 #else
1574     vadjustment = vte_terminal_get_adjustment(VTE_TERMINAL(vc->vte.terminal));
1575 #endif
1576
1577 #if GTK_CHECK_VERSION(3, 0, 0)
1578     box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 2);
1579     scrollbar = gtk_scrollbar_new(GTK_ORIENTATION_VERTICAL, vadjustment);
1580 #else
1581     box = gtk_hbox_new(false, 2);
1582     scrollbar = gtk_vscrollbar_new(vadjustment);
1583 #endif
1584
1585     gtk_box_pack_start(GTK_BOX(box), vc->vte.terminal, TRUE, TRUE, 0);
1586     gtk_box_pack_start(GTK_BOX(box), scrollbar, FALSE, FALSE, 0);
1587
1588     vc->vte.chr->opaque = vc;
1589     vc->vte.box = box;
1590     vc->vte.scrollbar = scrollbar;
1591
1592     g_signal_connect(vadjustment, "changed",
1593                      G_CALLBACK(gd_vc_adjustment_changed), vc);
1594
1595     vc->type = GD_VC_VTE;
1596     vc->tab_item = box;
1597     vc->focus = vc->vte.terminal;
1598     gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), vc->tab_item,
1599                              gtk_label_new(vc->label));
1600
1601     qemu_chr_be_generic_open(vc->vte.chr);
1602     if (vc->vte.chr->init) {
1603         vc->vte.chr->init(vc->vte.chr);
1604     }
1605
1606     return group;
1607 }
1608
1609 static void gd_vcs_init(GtkDisplayState *s, GSList *group,
1610                         GtkWidget *view_menu)
1611 {
1612     int i;
1613
1614     for (i = 0; i < nb_vcs; i++) {
1615         VirtualConsole *vc = &s->vc[s->nb_vcs];
1616         group = gd_vc_vte_init(s, vc, vcs[i], s->nb_vcs, group, view_menu);
1617         s->nb_vcs++;
1618     }
1619 }
1620 #endif /* CONFIG_VTE */
1621
1622 /** Window Creation **/
1623
1624 static void gd_connect_vc_gfx_signals(VirtualConsole *vc)
1625 {
1626 #if GTK_CHECK_VERSION(3, 0, 0)
1627     g_signal_connect(vc->gfx.drawing_area, "draw",
1628                      G_CALLBACK(gd_draw_event), vc);
1629 #else
1630     g_signal_connect(vc->gfx.drawing_area, "expose-event",
1631                      G_CALLBACK(gd_expose_event), vc);
1632 #endif
1633     if (qemu_console_is_graphic(vc->gfx.dcl.con)) {
1634         g_signal_connect(vc->gfx.drawing_area, "event",
1635                          G_CALLBACK(gd_event), vc);
1636         g_signal_connect(vc->gfx.drawing_area, "button-press-event",
1637                          G_CALLBACK(gd_button_event), vc);
1638         g_signal_connect(vc->gfx.drawing_area, "button-release-event",
1639                          G_CALLBACK(gd_button_event), vc);
1640         g_signal_connect(vc->gfx.drawing_area, "scroll-event",
1641                          G_CALLBACK(gd_scroll_event), vc);
1642         g_signal_connect(vc->gfx.drawing_area, "key-press-event",
1643                          G_CALLBACK(gd_key_event), vc);
1644         g_signal_connect(vc->gfx.drawing_area, "key-release-event",
1645                          G_CALLBACK(gd_key_event), vc);
1646
1647         g_signal_connect(vc->gfx.drawing_area, "enter-notify-event",
1648                          G_CALLBACK(gd_enter_event), vc);
1649         g_signal_connect(vc->gfx.drawing_area, "leave-notify-event",
1650                          G_CALLBACK(gd_leave_event), vc);
1651         g_signal_connect(vc->gfx.drawing_area, "focus-out-event",
1652                          G_CALLBACK(gd_focus_out_event), vc);
1653         g_signal_connect(vc->gfx.drawing_area, "configure-event",
1654                          G_CALLBACK(gd_configure), vc);
1655     } else {
1656         g_signal_connect(vc->gfx.drawing_area, "key-press-event",
1657                          G_CALLBACK(gd_text_key_down), vc);
1658     }
1659 }
1660
1661 static void gd_connect_signals(GtkDisplayState *s)
1662 {
1663     g_signal_connect(s->show_tabs_item, "activate",
1664                      G_CALLBACK(gd_menu_show_tabs), s);
1665     g_signal_connect(s->untabify_item, "activate",
1666                      G_CALLBACK(gd_menu_untabify), s);
1667
1668     g_signal_connect(s->window, "delete-event",
1669                      G_CALLBACK(gd_window_close), s);
1670
1671     g_signal_connect(s->pause_item, "activate",
1672                      G_CALLBACK(gd_menu_pause), s);
1673     g_signal_connect(s->reset_item, "activate",
1674                      G_CALLBACK(gd_menu_reset), s);
1675     g_signal_connect(s->powerdown_item, "activate",
1676                      G_CALLBACK(gd_menu_powerdown), s);
1677     g_signal_connect(s->quit_item, "activate",
1678                      G_CALLBACK(gd_menu_quit), s);
1679     g_signal_connect(s->full_screen_item, "activate",
1680                      G_CALLBACK(gd_menu_full_screen), s);
1681     g_signal_connect(s->zoom_in_item, "activate",
1682                      G_CALLBACK(gd_menu_zoom_in), s);
1683     g_signal_connect(s->zoom_out_item, "activate",
1684                      G_CALLBACK(gd_menu_zoom_out), s);
1685     g_signal_connect(s->zoom_fixed_item, "activate",
1686                      G_CALLBACK(gd_menu_zoom_fixed), s);
1687     g_signal_connect(s->zoom_fit_item, "activate",
1688                      G_CALLBACK(gd_menu_zoom_fit), s);
1689     g_signal_connect(s->grab_item, "activate",
1690                      G_CALLBACK(gd_menu_grab_input), s);
1691     g_signal_connect(s->notebook, "switch-page",
1692                      G_CALLBACK(gd_change_page), s);
1693 }
1694
1695 static GtkWidget *gd_create_menu_machine(GtkDisplayState *s)
1696 {
1697     GtkWidget *machine_menu;
1698     GtkWidget *separator;
1699
1700     machine_menu = gtk_menu_new();
1701     gtk_menu_set_accel_group(GTK_MENU(machine_menu), s->accel_group);
1702
1703     s->pause_item = gtk_check_menu_item_new_with_mnemonic(_("_Pause"));
1704     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->pause_item);
1705
1706     separator = gtk_separator_menu_item_new();
1707     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), separator);
1708
1709     s->reset_item = gtk_menu_item_new_with_mnemonic(_("_Reset"));
1710     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->reset_item);
1711
1712     s->powerdown_item = gtk_menu_item_new_with_mnemonic(_("Power _Down"));
1713     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->powerdown_item);
1714
1715     separator = gtk_separator_menu_item_new();
1716     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), separator);
1717
1718     s->quit_item = gtk_menu_item_new_with_mnemonic(_("_Quit"));
1719     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->quit_item),
1720                                  "<QEMU>/Machine/Quit");
1721     gtk_accel_map_add_entry("<QEMU>/Machine/Quit",
1722                             GDK_KEY_q, HOTKEY_MODIFIERS);
1723     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->quit_item);
1724
1725     return machine_menu;
1726 }
1727
1728 static GSList *gd_vc_gfx_init(GtkDisplayState *s, VirtualConsole *vc,
1729                               QemuConsole *con, int idx,
1730                               GSList *group, GtkWidget *view_menu)
1731 {
1732     vc->label = qemu_console_get_label(con);
1733     vc->s = s;
1734     vc->gfx.scale_x = 1.0;
1735     vc->gfx.scale_y = 1.0;
1736
1737     vc->gfx.drawing_area = gtk_drawing_area_new();
1738     gtk_widget_add_events(vc->gfx.drawing_area,
1739                           GDK_POINTER_MOTION_MASK |
1740                           GDK_BUTTON_PRESS_MASK |
1741                           GDK_BUTTON_RELEASE_MASK |
1742                           GDK_BUTTON_MOTION_MASK |
1743                           GDK_ENTER_NOTIFY_MASK |
1744                           GDK_LEAVE_NOTIFY_MASK |
1745                           GDK_SCROLL_MASK |
1746                           GDK_KEY_PRESS_MASK);
1747     gtk_widget_set_can_focus(vc->gfx.drawing_area, TRUE);
1748
1749     vc->type = GD_VC_GFX;
1750     vc->tab_item = vc->gfx.drawing_area;
1751     vc->focus = vc->gfx.drawing_area;
1752     gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook),
1753                              vc->tab_item, gtk_label_new(vc->label));
1754
1755 #if defined(CONFIG_OPENGL)
1756     if (display_opengl) {
1757         /*
1758          * gtk_widget_set_double_buffered() was deprecated in 3.14.
1759          * It is required for opengl rendering on X11 though.  A
1760          * proper replacement (native opengl support) is only
1761          * available in 3.16+.  Silence the warning if possible.
1762          */
1763 #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
1764 #pragma GCC diagnostic push
1765 #pragma GCC diagnostic ignored "-Wdeprecated-declarations"
1766 #endif
1767         gtk_widget_set_double_buffered(vc->gfx.drawing_area, FALSE);
1768 #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
1769 #pragma GCC diagnostic pop
1770 #endif
1771         vc->gfx.dcl.ops = &dcl_egl_ops;
1772     } else
1773 #endif
1774     {
1775         vc->gfx.dcl.ops = &dcl_ops;
1776     }
1777
1778     vc->gfx.dcl.con = con;
1779     register_displaychangelistener(&vc->gfx.dcl);
1780
1781     gd_connect_vc_gfx_signals(vc);
1782     group = gd_vc_menu_init(s, vc, idx, group, view_menu);
1783
1784     if (dpy_ui_info_supported(vc->gfx.dcl.con)) {
1785         gtk_menu_item_activate(GTK_MENU_ITEM(s->zoom_fit_item));
1786     }
1787
1788     return group;
1789 }
1790
1791 static GtkWidget *gd_create_menu_view(GtkDisplayState *s)
1792 {
1793     GSList *group = NULL;
1794     GtkWidget *view_menu;
1795     GtkWidget *separator;
1796     QemuConsole *con;
1797     int vc;
1798
1799     view_menu = gtk_menu_new();
1800     gtk_menu_set_accel_group(GTK_MENU(view_menu), s->accel_group);
1801
1802     s->full_screen_item = gtk_menu_item_new_with_mnemonic(_("_Fullscreen"));
1803
1804     gtk_accel_group_connect(s->accel_group, GDK_KEY_f, HOTKEY_MODIFIERS, 0,
1805             g_cclosure_new_swap(G_CALLBACK(gd_accel_full_screen), s, NULL));
1806 #if GTK_CHECK_VERSION(3, 8, 0)
1807     gtk_accel_label_set_accel(
1808             GTK_ACCEL_LABEL(gtk_bin_get_child(GTK_BIN(s->full_screen_item))),
1809             GDK_KEY_f, HOTKEY_MODIFIERS);
1810 #endif
1811     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->full_screen_item);
1812
1813     separator = gtk_separator_menu_item_new();
1814     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1815
1816     s->zoom_in_item = gtk_menu_item_new_with_mnemonic(_("Zoom _In"));
1817     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_in_item),
1818                                  "<QEMU>/View/Zoom In");
1819     gtk_accel_map_add_entry("<QEMU>/View/Zoom In", GDK_KEY_plus,
1820                             HOTKEY_MODIFIERS);
1821     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_in_item);
1822
1823     s->zoom_out_item = gtk_menu_item_new_with_mnemonic(_("Zoom _Out"));
1824     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_out_item),
1825                                  "<QEMU>/View/Zoom Out");
1826     gtk_accel_map_add_entry("<QEMU>/View/Zoom Out", GDK_KEY_minus,
1827                             HOTKEY_MODIFIERS);
1828     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_out_item);
1829
1830     s->zoom_fixed_item = gtk_menu_item_new_with_mnemonic(_("Best _Fit"));
1831     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_fixed_item),
1832                                  "<QEMU>/View/Zoom Fixed");
1833     gtk_accel_map_add_entry("<QEMU>/View/Zoom Fixed", GDK_KEY_0,
1834                             HOTKEY_MODIFIERS);
1835     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_fixed_item);
1836
1837     s->zoom_fit_item = gtk_check_menu_item_new_with_mnemonic(_("Zoom To _Fit"));
1838     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_fit_item);
1839
1840     separator = gtk_separator_menu_item_new();
1841     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1842
1843     s->grab_on_hover_item = gtk_check_menu_item_new_with_mnemonic(_("Grab On _Hover"));
1844     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->grab_on_hover_item);
1845
1846     s->grab_item = gtk_check_menu_item_new_with_mnemonic(_("_Grab Input"));
1847     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->grab_item),
1848                                  "<QEMU>/View/Grab Input");
1849     gtk_accel_map_add_entry("<QEMU>/View/Grab Input", GDK_KEY_g,
1850                             HOTKEY_MODIFIERS);
1851     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->grab_item);
1852
1853     separator = gtk_separator_menu_item_new();
1854     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1855
1856     /* gfx */
1857     for (vc = 0;; vc++) {
1858         con = qemu_console_lookup_by_index(vc);
1859         if (!con) {
1860             break;
1861         }
1862         group = gd_vc_gfx_init(s, &s->vc[vc], con,
1863                                vc, group, view_menu);
1864         s->nb_vcs++;
1865     }
1866
1867 #if defined(CONFIG_VTE)
1868     /* vte */
1869     gd_vcs_init(s, group, view_menu);
1870 #endif
1871
1872     separator = gtk_separator_menu_item_new();
1873     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1874
1875     s->show_tabs_item = gtk_check_menu_item_new_with_mnemonic(_("Show _Tabs"));
1876     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->show_tabs_item);
1877
1878     s->untabify_item = gtk_menu_item_new_with_mnemonic(_("Detach Tab"));
1879     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->untabify_item);
1880
1881     return view_menu;
1882 }
1883
1884 static void gd_create_menus(GtkDisplayState *s)
1885 {
1886     s->accel_group = gtk_accel_group_new();
1887     s->machine_menu = gd_create_menu_machine(s);
1888     s->view_menu = gd_create_menu_view(s);
1889
1890     s->machine_menu_item = gtk_menu_item_new_with_mnemonic(_("_Machine"));
1891     gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->machine_menu_item),
1892                               s->machine_menu);
1893     gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->machine_menu_item);
1894
1895     s->view_menu_item = gtk_menu_item_new_with_mnemonic(_("_View"));
1896     gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->view_menu_item), s->view_menu);
1897     gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->view_menu_item);
1898
1899     g_object_set_data(G_OBJECT(s->window), "accel_group", s->accel_group);
1900     gtk_window_add_accel_group(GTK_WINDOW(s->window), s->accel_group);
1901 }
1902
1903 static void gd_set_keycode_type(GtkDisplayState *s)
1904 {
1905 #ifdef GDK_WINDOWING_X11
1906     GdkDisplay *display = gtk_widget_get_display(s->window);
1907     if (GDK_IS_X11_DISPLAY(display)) {
1908         Display *x11_display = gdk_x11_display_get_xdisplay(display);
1909         XkbDescPtr desc = XkbGetKeyboard(x11_display, XkbGBN_AllComponentsMask,
1910                                          XkbUseCoreKbd);
1911         char *keycodes = NULL;
1912
1913         if (desc && desc->names) {
1914             keycodes = XGetAtomName(x11_display, desc->names->keycodes);
1915         }
1916         if (keycodes == NULL) {
1917             fprintf(stderr, "could not lookup keycode name\n");
1918         } else if (strstart(keycodes, "evdev", NULL)) {
1919             s->has_evdev = true;
1920         } else if (!strstart(keycodes, "xfree86", NULL)) {
1921             fprintf(stderr, "unknown keycodes `%s', please report to "
1922                     "[email protected]\n", keycodes);
1923         }
1924
1925         if (desc) {
1926             XkbFreeKeyboard(desc, XkbGBN_AllComponentsMask, True);
1927         }
1928         if (keycodes) {
1929             XFree(keycodes);
1930         }
1931     }
1932 #endif
1933 }
1934
1935 static gboolean gtkinit;
1936
1937 void gtk_display_init(DisplayState *ds, bool full_screen, bool grab_on_hover)
1938 {
1939     GtkDisplayState *s = g_malloc0(sizeof(*s));
1940     char *filename;
1941     GdkDisplay *window_display;
1942
1943     if (!gtkinit) {
1944         fprintf(stderr, "gtk initialization failed\n");
1945         exit(1);
1946     }
1947
1948     s->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
1949 #if GTK_CHECK_VERSION(3, 2, 0)
1950     s->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
1951 #else
1952     s->vbox = gtk_vbox_new(FALSE, 0);
1953 #endif
1954     s->notebook = gtk_notebook_new();
1955     s->menu_bar = gtk_menu_bar_new();
1956
1957     s->free_scale = FALSE;
1958
1959     setlocale(LC_ALL, "");
1960     bindtextdomain("qemu", CONFIG_QEMU_LOCALEDIR);
1961     textdomain("qemu");
1962
1963     window_display = gtk_widget_get_display(s->window);
1964     s->null_cursor = gdk_cursor_new_for_display(window_display,
1965                                                 GDK_BLANK_CURSOR);
1966
1967     s->mouse_mode_notifier.notify = gd_mouse_mode_change;
1968     qemu_add_mouse_mode_change_notifier(&s->mouse_mode_notifier);
1969     qemu_add_vm_change_state_handler(gd_change_runstate, s);
1970
1971     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "qemu_logo_no_text.svg");
1972     if (filename) {
1973         GError *error = NULL;
1974         GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file(filename, &error);
1975         if (pixbuf) {
1976             gtk_window_set_icon(GTK_WINDOW(s->window), pixbuf);
1977         } else {
1978             g_error_free(error);
1979         }
1980         g_free(filename);
1981     }
1982
1983     gd_create_menus(s);
1984
1985     gd_connect_signals(s);
1986
1987     gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1988     gtk_notebook_set_show_border(GTK_NOTEBOOK(s->notebook), FALSE);
1989
1990     gd_update_caption(s);
1991
1992     gtk_box_pack_start(GTK_BOX(s->vbox), s->menu_bar, FALSE, TRUE, 0);
1993     gtk_box_pack_start(GTK_BOX(s->vbox), s->notebook, TRUE, TRUE, 0);
1994
1995     gtk_container_add(GTK_CONTAINER(s->window), s->vbox);
1996
1997     gtk_widget_show_all(s->window);
1998
1999 #ifdef VTE_RESIZE_HACK
2000     {
2001         VirtualConsole *cur = gd_vc_find_current(s);
2002         if (cur) {
2003             int i;
2004
2005             for (i = 0; i < s->nb_vcs; i++) {
2006                 VirtualConsole *vc = &s->vc[i];
2007                 if (vc && vc->type == GD_VC_VTE && vc != cur) {
2008                     gtk_widget_hide(vc->vte.terminal);
2009                 }
2010             }
2011             gd_update_windowsize(cur);
2012         }
2013     }
2014 #endif
2015
2016     if (full_screen) {
2017         gtk_menu_item_activate(GTK_MENU_ITEM(s->full_screen_item));
2018     }
2019     if (grab_on_hover) {
2020         gtk_menu_item_activate(GTK_MENU_ITEM(s->grab_on_hover_item));
2021     }
2022
2023     gd_set_keycode_type(s);
2024 }
2025
2026 void early_gtk_display_init(int opengl)
2027 {
2028     gtkinit = gtk_init_check(NULL, NULL);
2029     if (!gtkinit) {
2030         /* don't exit yet, that'll break -help */
2031         return;
2032     }
2033
2034     switch (opengl) {
2035     case -1: /* default */
2036     case 0:  /* off */
2037         break;
2038     case 1: /* on */
2039 #if defined(CONFIG_OPENGL)
2040         gtk_egl_init();
2041 #endif
2042         break;
2043     default:
2044         g_assert_not_reached();
2045         break;
2046     }
2047
2048 #if defined(CONFIG_VTE)
2049     register_vc_handler(gd_vc_handler);
2050 #endif
2051 }