qemu/ui/gtk.c
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   1/*
   2 * GTK UI
   3 *
   4 * Copyright IBM, Corp. 2012
   5 *
   6 * Authors:
   7 *  Anthony Liguori   <aliguori@us.ibm.com>
   8 *
   9 * This program is free software; you can redistribute it and/or modify
  10 * it under the terms of the GNU General Public License as published by
  11 * the Free Software Foundation; either version 2 of the License, or
  12 * (at your option) any later version.
  13 *
  14 * This program is distributed in the hope that it will be useful,
  15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17 * General Public License for more details.
  18 *
  19 * You should have received a copy of the GNU General Public License
  20 * along with this program; if not, see <http://www.gnu.org/licenses/>.
  21 *
  22 * Portions from gtk-vnc (originally licensed under the LGPL v2+):
  23 *
  24 * GTK VNC Widget
  25 *
  26 * Copyright (C) 2006  Anthony Liguori <anthony@codemonkey.ws>
  27 * Copyright (C) 2009-2010 Daniel P. Berrange <dan@berrange.com>
  28 */
  29
  30#define GETTEXT_PACKAGE "qemu"
  31#define LOCALEDIR "po"
  32
  33#include "qemu/osdep.h"
  34#include "qapi/error.h"
  35#include "qapi/qapi-commands-control.h"
  36#include "qapi/qapi-commands-machine.h"
  37#include "qapi/qapi-commands-misc.h"
  38#include "qemu/cutils.h"
  39#include "qemu/main-loop.h"
  40
  41#include "ui/console.h"
  42#include "ui/gtk.h"
  43#ifdef G_OS_WIN32
  44#include <gdk/gdkwin32.h>
  45#endif
  46#include "ui/win32-kbd-hook.h"
  47
  48#include <glib/gi18n.h>
  49#include <locale.h>
  50#if defined(CONFIG_VTE)
  51#include <vte/vte.h>
  52#endif
  53#include <math.h>
  54
  55#include "trace.h"
  56#include "qemu/cutils.h"
  57#include "ui/input.h"
  58#include "sysemu/runstate.h"
  59#include "sysemu/sysemu.h"
  60#include "keymaps.h"
  61#include "chardev/char.h"
  62#include "qom/object.h"
  63
  64#define VC_WINDOW_X_MIN  320
  65#define VC_WINDOW_Y_MIN  240
  66#define VC_TERM_X_MIN     80
  67#define VC_TERM_Y_MIN     25
  68#define VC_SCALE_MIN    0.25
  69#define VC_SCALE_STEP   0.25
  70
  71#ifdef GDK_WINDOWING_X11
  72#include "x_keymap.h"
  73
  74/* Gtk2 compat */
  75#ifndef GDK_IS_X11_DISPLAY
  76#define GDK_IS_X11_DISPLAY(dpy) (dpy != NULL)
  77#endif
  78#endif
  79
  80
  81#ifdef GDK_WINDOWING_WAYLAND
  82/* Gtk2 compat */
  83#ifndef GDK_IS_WAYLAND_DISPLAY
  84#define GDK_IS_WAYLAND_DISPLAY(dpy) (dpy != NULL)
  85#endif
  86#endif
  87
  88
  89#ifdef GDK_WINDOWING_WIN32
  90/* Gtk2 compat */
  91#ifndef GDK_IS_WIN32_DISPLAY
  92#define GDK_IS_WIN32_DISPLAY(dpy) (dpy != NULL)
  93#endif
  94#endif
  95
  96
  97#ifdef GDK_WINDOWING_BROADWAY
  98/* Gtk2 compat */
  99#ifndef GDK_IS_BROADWAY_DISPLAY
 100#define GDK_IS_BROADWAY_DISPLAY(dpy) (dpy != NULL)
 101#endif
 102#endif
 103
 104
 105#ifdef GDK_WINDOWING_QUARTZ
 106/* Gtk2 compat */
 107#ifndef GDK_IS_QUARTZ_DISPLAY
 108#define GDK_IS_QUARTZ_DISPLAY(dpy) (dpy != NULL)
 109#endif
 110#endif
 111
 112
 113#if !defined(CONFIG_VTE)
 114# define VTE_CHECK_VERSION(a, b, c) 0
 115#endif
 116
 117#define HOTKEY_MODIFIERS        (GDK_CONTROL_MASK | GDK_MOD1_MASK)
 118
 119static const guint16 *keycode_map;
 120static size_t keycode_maplen;
 121
 122struct VCChardev {
 123    Chardev parent;
 124    VirtualConsole *console;
 125    bool echo;
 126};
 127typedef struct VCChardev VCChardev;
 128
 129#define TYPE_CHARDEV_VC "chardev-vc"
 130DECLARE_INSTANCE_CHECKER(VCChardev, VC_CHARDEV,
 131                         TYPE_CHARDEV_VC)
 132
 133bool gtk_use_gl_area;
 134
 135static void gd_grab_pointer(VirtualConsole *vc, const char *reason);
 136static void gd_ungrab_pointer(GtkDisplayState *s);
 137static void gd_grab_keyboard(VirtualConsole *vc, const char *reason);
 138static void gd_ungrab_keyboard(GtkDisplayState *s);
 139
 140/** Utility Functions **/
 141
 142static VirtualConsole *gd_vc_find_by_menu(GtkDisplayState *s)
 143{
 144    VirtualConsole *vc;
 145    gint i;
 146
 147    for (i = 0; i < s->nb_vcs; i++) {
 148        vc = &s->vc[i];
 149        if (gtk_check_menu_item_get_active
 150            (GTK_CHECK_MENU_ITEM(vc->menu_item))) {
 151            return vc;
 152        }
 153    }
 154    return NULL;
 155}
 156
 157static VirtualConsole *gd_vc_find_by_page(GtkDisplayState *s, gint page)
 158{
 159    VirtualConsole *vc;
 160    gint i, p;
 161
 162    for (i = 0; i < s->nb_vcs; i++) {
 163        vc = &s->vc[i];
 164        p = gtk_notebook_page_num(GTK_NOTEBOOK(s->notebook), vc->tab_item);
 165        if (p == page) {
 166            return vc;
 167        }
 168    }
 169    return NULL;
 170}
 171
 172static VirtualConsole *gd_vc_find_current(GtkDisplayState *s)
 173{
 174    gint page;
 175
 176    page = gtk_notebook_get_current_page(GTK_NOTEBOOK(s->notebook));
 177    return gd_vc_find_by_page(s, page);
 178}
 179
 180static bool gd_is_grab_active(GtkDisplayState *s)
 181{
 182    return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_item));
 183}
 184
 185static bool gd_grab_on_hover(GtkDisplayState *s)
 186{
 187    return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_on_hover_item));
 188}
 189
 190static void gd_update_cursor(VirtualConsole *vc)
 191{
 192    GtkDisplayState *s = vc->s;
 193    GdkWindow *window;
 194
 195    if (vc->type != GD_VC_GFX ||
 196        !qemu_console_is_graphic(vc->gfx.dcl.con)) {
 197        return;
 198    }
 199
 200    if (!gtk_widget_get_realized(vc->gfx.drawing_area)) {
 201        return;
 202    }
 203
 204    window = gtk_widget_get_window(GTK_WIDGET(vc->gfx.drawing_area));
 205    if (s->full_screen || qemu_input_is_absolute() || s->ptr_owner == vc) {
 206        gdk_window_set_cursor(window, s->null_cursor);
 207    } else {
 208        gdk_window_set_cursor(window, NULL);
 209    }
 210}
 211
 212static void gd_update_caption(GtkDisplayState *s)
 213{
 214    const char *status = "";
 215    gchar *prefix;
 216    gchar *title;
 217    const char *grab = "";
 218    bool is_paused = !runstate_is_running();
 219    int i;
 220
 221    if (qemu_name) {
 222        prefix = g_strdup_printf("QEMU (%s)", qemu_name);
 223    } else {
 224        prefix = g_strdup_printf("QEMU");
 225    }
 226
 227    if (s->ptr_owner != NULL &&
 228        s->ptr_owner->window == NULL) {
 229        grab = _(" - Press Ctrl+Alt+G to release grab");
 230    }
 231
 232    if (is_paused) {
 233        status = _(" [Paused]");
 234    }
 235    s->external_pause_update = true;
 236    gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->pause_item),
 237                                   is_paused);
 238    s->external_pause_update = false;
 239
 240    title = g_strdup_printf("%s%s%s", prefix, status, grab);
 241    gtk_window_set_title(GTK_WINDOW(s->window), title);
 242    g_free(title);
 243
 244    for (i = 0; i < s->nb_vcs; i++) {
 245        VirtualConsole *vc = &s->vc[i];
 246
 247        if (!vc->window) {
 248            continue;
 249        }
 250        title = g_strdup_printf("%s: %s%s%s", prefix, vc->label,
 251                                vc == s->kbd_owner ? " +kbd" : "",
 252                                vc == s->ptr_owner ? " +ptr" : "");
 253        gtk_window_set_title(GTK_WINDOW(vc->window), title);
 254        g_free(title);
 255    }
 256
 257    g_free(prefix);
 258}
 259
 260static void gd_update_geometry_hints(VirtualConsole *vc)
 261{
 262    GtkDisplayState *s = vc->s;
 263    GdkWindowHints mask = 0;
 264    GdkGeometry geo = {};
 265    GtkWidget *geo_widget = NULL;
 266    GtkWindow *geo_window;
 267
 268    if (vc->type == GD_VC_GFX) {
 269        if (!vc->gfx.ds) {
 270            return;
 271        }
 272        if (s->free_scale) {
 273            geo.min_width  = surface_width(vc->gfx.ds) * VC_SCALE_MIN;
 274            geo.min_height = surface_height(vc->gfx.ds) * VC_SCALE_MIN;
 275            mask |= GDK_HINT_MIN_SIZE;
 276        } else {
 277            geo.min_width  = surface_width(vc->gfx.ds) * vc->gfx.scale_x;
 278            geo.min_height = surface_height(vc->gfx.ds) * vc->gfx.scale_y;
 279            mask |= GDK_HINT_MIN_SIZE;
 280        }
 281        geo_widget = vc->gfx.drawing_area;
 282        gtk_widget_set_size_request(geo_widget, geo.min_width, geo.min_height);
 283
 284#if defined(CONFIG_VTE)
 285    } else if (vc->type == GD_VC_VTE) {
 286        VteTerminal *term = VTE_TERMINAL(vc->vte.terminal);
 287        GtkBorder padding = { 0 };
 288
 289#if VTE_CHECK_VERSION(0, 37, 0)
 290        gtk_style_context_get_padding(
 291                gtk_widget_get_style_context(vc->vte.terminal),
 292                gtk_widget_get_state_flags(vc->vte.terminal),
 293                &padding);
 294#else
 295        {
 296            GtkBorder *ib = NULL;
 297            gtk_widget_style_get(vc->vte.terminal, "inner-border", &ib, NULL);
 298            if (ib) {
 299                padding = *ib;
 300                gtk_border_free(ib);
 301            }
 302        }
 303#endif
 304
 305        geo.width_inc  = vte_terminal_get_char_width(term);
 306        geo.height_inc = vte_terminal_get_char_height(term);
 307        mask |= GDK_HINT_RESIZE_INC;
 308        geo.base_width  = geo.width_inc;
 309        geo.base_height = geo.height_inc;
 310        mask |= GDK_HINT_BASE_SIZE;
 311        geo.min_width  = geo.width_inc * VC_TERM_X_MIN;
 312        geo.min_height = geo.height_inc * VC_TERM_Y_MIN;
 313        mask |= GDK_HINT_MIN_SIZE;
 314
 315        geo.base_width  += padding.left + padding.right;
 316        geo.base_height += padding.top + padding.bottom;
 317        geo.min_width   += padding.left + padding.right;
 318        geo.min_height  += padding.top + padding.bottom;
 319        geo_widget = vc->vte.terminal;
 320#endif
 321    }
 322
 323    geo_window = GTK_WINDOW(vc->window ? vc->window : s->window);
 324    gtk_window_set_geometry_hints(geo_window, geo_widget, &geo, mask);
 325}
 326
 327void gd_update_windowsize(VirtualConsole *vc)
 328{
 329    GtkDisplayState *s = vc->s;
 330
 331    gd_update_geometry_hints(vc);
 332
 333    if (vc->type == GD_VC_GFX && !s->full_screen && !s->free_scale) {
 334        gtk_window_resize(GTK_WINDOW(vc->window ? vc->window : s->window),
 335                          VC_WINDOW_X_MIN, VC_WINDOW_Y_MIN);
 336    }
 337}
 338
 339static void gd_update_full_redraw(VirtualConsole *vc)
 340{
 341    GtkWidget *area = vc->gfx.drawing_area;
 342    int ww, wh;
 343    ww = gdk_window_get_width(gtk_widget_get_window(area));
 344    wh = gdk_window_get_height(gtk_widget_get_window(area));
 345#if defined(CONFIG_OPENGL)
 346    if (vc->gfx.gls && gtk_use_gl_area) {
 347        gtk_gl_area_queue_render(GTK_GL_AREA(vc->gfx.drawing_area));
 348        return;
 349    }
 350#endif
 351    gtk_widget_queue_draw_area(area, 0, 0, ww, wh);
 352}
 353
 354static void gtk_release_modifiers(GtkDisplayState *s)
 355{
 356    VirtualConsole *vc = gd_vc_find_current(s);
 357
 358    if (vc->type != GD_VC_GFX ||
 359        !qemu_console_is_graphic(vc->gfx.dcl.con)) {
 360        return;
 361    }
 362    qkbd_state_lift_all_keys(vc->gfx.kbd);
 363}
 364
 365static void gd_widget_reparent(GtkWidget *from, GtkWidget *to,
 366                               GtkWidget *widget)
 367{
 368    g_object_ref(G_OBJECT(widget));
 369    gtk_container_remove(GTK_CONTAINER(from), widget);
 370    gtk_container_add(GTK_CONTAINER(to), widget);
 371    g_object_unref(G_OBJECT(widget));
 372}
 373
 374static void *gd_win32_get_hwnd(VirtualConsole *vc)
 375{
 376#ifdef G_OS_WIN32
 377    return gdk_win32_window_get_impl_hwnd(
 378        gtk_widget_get_window(vc->window ? vc->window : vc->s->window));
 379#else
 380    return NULL;
 381#endif
 382}
 383
 384/** DisplayState Callbacks **/
 385
 386static void gd_update(DisplayChangeListener *dcl,
 387                      int x, int y, int w, int h)
 388{
 389    VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
 390    GdkWindow *win;
 391    int x1, x2, y1, y2;
 392    int mx, my;
 393    int fbw, fbh;
 394    int ww, wh;
 395
 396    trace_gd_update(vc->label, x, y, w, h);
 397
 398    if (!gtk_widget_get_realized(vc->gfx.drawing_area)) {
 399        return;
 400    }
 401
 402    if (vc->gfx.convert) {
 403        pixman_image_composite(PIXMAN_OP_SRC, vc->gfx.ds->image,
 404                               NULL, vc->gfx.convert,
 405                               x, y, 0, 0, x, y, w, h);
 406    }
 407
 408    x1 = floor(x * vc->gfx.scale_x);
 409    y1 = floor(y * vc->gfx.scale_y);
 410
 411    x2 = ceil(x * vc->gfx.scale_x + w * vc->gfx.scale_x);
 412    y2 = ceil(y * vc->gfx.scale_y + h * vc->gfx.scale_y);
 413
 414    fbw = surface_width(vc->gfx.ds) * vc->gfx.scale_x;
 415    fbh = surface_height(vc->gfx.ds) * vc->gfx.scale_y;
 416
 417    win = gtk_widget_get_window(vc->gfx.drawing_area);
 418    if (!win) {
 419        return;
 420    }
 421    ww = gdk_window_get_width(win);
 422    wh = gdk_window_get_height(win);
 423
 424    mx = my = 0;
 425    if (ww > fbw) {
 426        mx = (ww - fbw) / 2;
 427    }
 428    if (wh > fbh) {
 429        my = (wh - fbh) / 2;
 430    }
 431
 432    gtk_widget_queue_draw_area(vc->gfx.drawing_area,
 433                               mx + x1, my + y1, (x2 - x1), (y2 - y1));
 434}
 435
 436static void gd_refresh(DisplayChangeListener *dcl)
 437{
 438    graphic_hw_update(dcl->con);
 439}
 440
 441static GdkDevice *gd_get_pointer(GdkDisplay *dpy)
 442{
 443    return gdk_seat_get_pointer(gdk_display_get_default_seat(dpy));
 444}
 445
 446static void gd_mouse_set(DisplayChangeListener *dcl,
 447                         int x, int y, int visible)
 448{
 449    VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
 450    GdkDisplay *dpy;
 451    gint x_root, y_root;
 452
 453    if (qemu_input_is_absolute()) {
 454        return;
 455    }
 456
 457    dpy = gtk_widget_get_display(vc->gfx.drawing_area);
 458    gdk_window_get_root_coords(gtk_widget_get_window(vc->gfx.drawing_area),
 459                               x, y, &x_root, &y_root);
 460    gdk_device_warp(gd_get_pointer(dpy),
 461                    gtk_widget_get_screen(vc->gfx.drawing_area),
 462                    x_root, y_root);
 463    vc->s->last_x = x;
 464    vc->s->last_y = y;
 465}
 466
 467static void gd_cursor_define(DisplayChangeListener *dcl,
 468                             QEMUCursor *c)
 469{
 470    VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
 471    GdkPixbuf *pixbuf;
 472    GdkCursor *cursor;
 473
 474    if (!gtk_widget_get_realized(vc->gfx.drawing_area)) {
 475        return;
 476    }
 477
 478    pixbuf = gdk_pixbuf_new_from_data((guchar *)(c->data),
 479                                      GDK_COLORSPACE_RGB, true, 8,
 480                                      c->width, c->height, c->width * 4,
 481                                      NULL, NULL);
 482    cursor = gdk_cursor_new_from_pixbuf
 483        (gtk_widget_get_display(vc->gfx.drawing_area),
 484         pixbuf, c->hot_x, c->hot_y);
 485    gdk_window_set_cursor(gtk_widget_get_window(vc->gfx.drawing_area), cursor);
 486    g_object_unref(pixbuf);
 487    g_object_unref(cursor);
 488}
 489
 490static void gd_switch(DisplayChangeListener *dcl,
 491                      DisplaySurface *surface)
 492{
 493    VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
 494    bool resized = true;
 495
 496    trace_gd_switch(vc->label, surface_width(surface), surface_height(surface));
 497
 498    if (vc->gfx.surface) {
 499        cairo_surface_destroy(vc->gfx.surface);
 500        vc->gfx.surface = NULL;
 501    }
 502    if (vc->gfx.convert) {
 503        pixman_image_unref(vc->gfx.convert);
 504        vc->gfx.convert = NULL;
 505    }
 506
 507    if (vc->gfx.ds &&
 508        surface_width(vc->gfx.ds) == surface_width(surface) &&
 509        surface_height(vc->gfx.ds) == surface_height(surface)) {
 510        resized = false;
 511    }
 512    vc->gfx.ds = surface;
 513
 514    if (surface->format == PIXMAN_x8r8g8b8) {
 515        /*
 516         * PIXMAN_x8r8g8b8 == CAIRO_FORMAT_RGB24
 517         *
 518         * No need to convert, use surface directly.  Should be the
 519         * common case as this is qemu_default_pixelformat(32) too.
 520         */
 521        vc->gfx.surface = cairo_image_surface_create_for_data
 522            (surface_data(surface),
 523             CAIRO_FORMAT_RGB24,
 524             surface_width(surface),
 525             surface_height(surface),
 526             surface_stride(surface));
 527    } else {
 528        /* Must convert surface, use pixman to do it. */
 529        vc->gfx.convert = pixman_image_create_bits(PIXMAN_x8r8g8b8,
 530                                                   surface_width(surface),
 531                                                   surface_height(surface),
 532                                                   NULL, 0);
 533        vc->gfx.surface = cairo_image_surface_create_for_data
 534            ((void *)pixman_image_get_data(vc->gfx.convert),
 535             CAIRO_FORMAT_RGB24,
 536             pixman_image_get_width(vc->gfx.convert),
 537             pixman_image_get_height(vc->gfx.convert),
 538             pixman_image_get_stride(vc->gfx.convert));
 539        pixman_image_composite(PIXMAN_OP_SRC, vc->gfx.ds->image,
 540                               NULL, vc->gfx.convert,
 541                               0, 0, 0, 0, 0, 0,
 542                               pixman_image_get_width(vc->gfx.convert),
 543                               pixman_image_get_height(vc->gfx.convert));
 544    }
 545
 546    if (resized) {
 547        gd_update_windowsize(vc);
 548    } else {
 549        gd_update_full_redraw(vc);
 550    }
 551}
 552
 553static const DisplayChangeListenerOps dcl_ops = {
 554    .dpy_name             = "gtk",
 555    .dpy_gfx_update       = gd_update,
 556    .dpy_gfx_switch       = gd_switch,
 557    .dpy_gfx_check_format = qemu_pixman_check_format,
 558    .dpy_refresh          = gd_refresh,
 559    .dpy_mouse_set        = gd_mouse_set,
 560    .dpy_cursor_define    = gd_cursor_define,
 561};
 562
 563
 564#if defined(CONFIG_OPENGL)
 565
 566static bool gd_has_dmabuf(DisplayChangeListener *dcl)
 567{
 568    VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
 569
 570    if (gtk_use_gl_area && !gtk_widget_get_realized(vc->gfx.drawing_area)) {
 571        /* FIXME: Assume it will work, actual check done after realize */
 572        /* fixing this would require delaying listener registration */
 573        return true;
 574    }
 575
 576    return vc->gfx.has_dmabuf;
 577}
 578
 579static void gd_gl_release_dmabuf(DisplayChangeListener *dcl,
 580                                 QemuDmaBuf *dmabuf)
 581{
 582#ifdef CONFIG_GBM
 583    egl_dmabuf_release_texture(dmabuf);
 584#endif
 585}
 586
 587void gd_hw_gl_flushed(void *vcon)
 588{
 589    VirtualConsole *vc = vcon;
 590    QemuDmaBuf *dmabuf = vc->gfx.guest_fb.dmabuf;
 591
 592    qemu_set_fd_handler(dmabuf->fence_fd, NULL, NULL, NULL);
 593    close(dmabuf->fence_fd);
 594    dmabuf->fence_fd = -1;
 595    graphic_hw_gl_block(vc->gfx.dcl.con, false);
 596}
 597
 598/** DisplayState Callbacks (opengl version) **/
 599
 600static const DisplayChangeListenerOps dcl_gl_area_ops = {
 601    .dpy_name             = "gtk-egl",
 602    .dpy_gfx_update       = gd_gl_area_update,
 603    .dpy_gfx_switch       = gd_gl_area_switch,
 604    .dpy_gfx_check_format = console_gl_check_format,
 605    .dpy_refresh          = gd_gl_area_refresh,
 606    .dpy_mouse_set        = gd_mouse_set,
 607    .dpy_cursor_define    = gd_cursor_define,
 608
 609    .dpy_gl_scanout_texture  = gd_gl_area_scanout_texture,
 610    .dpy_gl_scanout_disable  = gd_gl_area_scanout_disable,
 611    .dpy_gl_update           = gd_gl_area_scanout_flush,
 612    .dpy_gl_scanout_dmabuf   = gd_gl_area_scanout_dmabuf,
 613    .dpy_gl_release_dmabuf   = gd_gl_release_dmabuf,
 614    .dpy_has_dmabuf          = gd_has_dmabuf,
 615};
 616
 617static bool
 618gd_gl_area_is_compatible_dcl(DisplayGLCtx *dgc,
 619                             DisplayChangeListener *dcl)
 620{
 621    return dcl->ops == &dcl_gl_area_ops;
 622}
 623
 624static const DisplayGLCtxOps gl_area_ctx_ops = {
 625    .dpy_gl_ctx_is_compatible_dcl = gd_gl_area_is_compatible_dcl,
 626    .dpy_gl_ctx_create       = gd_gl_area_create_context,
 627    .dpy_gl_ctx_destroy      = gd_gl_area_destroy_context,
 628    .dpy_gl_ctx_make_current = gd_gl_area_make_current,
 629};
 630
 631#ifdef CONFIG_X11
 632static const DisplayChangeListenerOps dcl_egl_ops = {
 633    .dpy_name             = "gtk-egl",
 634    .dpy_gfx_update       = gd_egl_update,
 635    .dpy_gfx_switch       = gd_egl_switch,
 636    .dpy_gfx_check_format = console_gl_check_format,
 637    .dpy_refresh          = gd_egl_refresh,
 638    .dpy_mouse_set        = gd_mouse_set,
 639    .dpy_cursor_define    = gd_cursor_define,
 640
 641    .dpy_gl_scanout_disable  = gd_egl_scanout_disable,
 642    .dpy_gl_scanout_texture  = gd_egl_scanout_texture,
 643    .dpy_gl_scanout_dmabuf   = gd_egl_scanout_dmabuf,
 644    .dpy_gl_cursor_dmabuf    = gd_egl_cursor_dmabuf,
 645    .dpy_gl_cursor_position  = gd_egl_cursor_position,
 646    .dpy_gl_update           = gd_egl_flush,
 647    .dpy_gl_release_dmabuf   = gd_gl_release_dmabuf,
 648    .dpy_has_dmabuf          = gd_has_dmabuf,
 649};
 650
 651static bool
 652gd_egl_is_compatible_dcl(DisplayGLCtx *dgc,
 653                         DisplayChangeListener *dcl)
 654{
 655    return dcl->ops == &dcl_egl_ops;
 656}
 657
 658static const DisplayGLCtxOps egl_ctx_ops = {
 659    .dpy_gl_ctx_is_compatible_dcl = gd_egl_is_compatible_dcl,
 660    .dpy_gl_ctx_create       = gd_egl_create_context,
 661    .dpy_gl_ctx_destroy      = qemu_egl_destroy_context,
 662    .dpy_gl_ctx_make_current = gd_egl_make_current,
 663};
 664#endif
 665
 666#endif /* CONFIG_OPENGL */
 667
 668/** QEMU Events **/
 669
 670static void gd_change_runstate(void *opaque, bool running, RunState state)
 671{
 672    GtkDisplayState *s = opaque;
 673
 674    gd_update_caption(s);
 675}
 676
 677static void gd_mouse_mode_change(Notifier *notify, void *data)
 678{
 679    GtkDisplayState *s;
 680    int i;
 681
 682    s = container_of(notify, GtkDisplayState, mouse_mode_notifier);
 683    /* release the grab at switching to absolute mode */
 684    if (qemu_input_is_absolute() && gd_is_grab_active(s)) {
 685        gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
 686                                       FALSE);
 687    }
 688    for (i = 0; i < s->nb_vcs; i++) {
 689        VirtualConsole *vc = &s->vc[i];
 690        gd_update_cursor(vc);
 691    }
 692}
 693
 694/** GTK Events **/
 695
 696static gboolean gd_window_close(GtkWidget *widget, GdkEvent *event,
 697                                void *opaque)
 698{
 699    GtkDisplayState *s = opaque;
 700    bool allow_close = true;
 701
 702    if (s->opts->has_window_close && !s->opts->window_close) {
 703        allow_close = false;
 704    }
 705
 706    if (allow_close) {
 707        qmp_quit(NULL);
 708    }
 709
 710    return TRUE;
 711}
 712
 713static void gd_set_ui_refresh_rate(VirtualConsole *vc, int refresh_rate)
 714{
 715    QemuUIInfo info;
 716
 717    info = *dpy_get_ui_info(vc->gfx.dcl.con);
 718    info.refresh_rate = refresh_rate;
 719    dpy_set_ui_info(vc->gfx.dcl.con, &info, true);
 720}
 721
 722static void gd_set_ui_size(VirtualConsole *vc, gint width, gint height)
 723{
 724    QemuUIInfo info;
 725
 726    info = *dpy_get_ui_info(vc->gfx.dcl.con);
 727    info.width = width;
 728    info.height = height;
 729    dpy_set_ui_info(vc->gfx.dcl.con, &info, true);
 730}
 731
 732#if defined(CONFIG_OPENGL)
 733
 734static gboolean gd_render_event(GtkGLArea *area, GdkGLContext *context,
 735                                void *opaque)
 736{
 737    VirtualConsole *vc = opaque;
 738
 739    if (vc->gfx.gls) {
 740        gd_gl_area_draw(vc);
 741    }
 742    return TRUE;
 743}
 744
 745static void gd_resize_event(GtkGLArea *area,
 746                            gint width, gint height, gpointer *opaque)
 747{
 748    VirtualConsole *vc = (void *)opaque;
 749
 750    gd_set_ui_size(vc, width, height);
 751}
 752
 753#endif
 754
 755void gd_update_monitor_refresh_rate(VirtualConsole *vc, GtkWidget *widget)
 756{
 757#ifdef GDK_VERSION_3_22
 758    GdkWindow *win = gtk_widget_get_window(widget);
 759    int refresh_rate;
 760
 761    if (win) {
 762        GdkDisplay *dpy = gtk_widget_get_display(widget);
 763        GdkMonitor *monitor = gdk_display_get_monitor_at_window(dpy, win);
 764        refresh_rate = gdk_monitor_get_refresh_rate(monitor); /* [mHz] */
 765    } else {
 766        refresh_rate = 0;
 767    }
 768
 769    gd_set_ui_refresh_rate(vc, refresh_rate);
 770
 771    /* T = 1 / f = 1 [s*Hz] / f = 1000*1000 [ms*mHz] / f */
 772    vc->gfx.dcl.update_interval = refresh_rate ?
 773        MIN(1000 * 1000 / refresh_rate, GUI_REFRESH_INTERVAL_DEFAULT) :
 774        GUI_REFRESH_INTERVAL_DEFAULT;
 775#endif
 776}
 777
 778static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque)
 779{
 780    VirtualConsole *vc = opaque;
 781    GtkDisplayState *s = vc->s;
 782    int mx, my;
 783    int ww, wh;
 784    int fbw, fbh;
 785
 786#if defined(CONFIG_OPENGL)
 787    if (vc->gfx.gls) {
 788        if (gtk_use_gl_area) {
 789            /* invoke render callback please */
 790            return FALSE;
 791        } else {
 792#ifdef CONFIG_X11
 793            gd_egl_draw(vc);
 794            return TRUE;
 795#else
 796            abort();
 797#endif
 798        }
 799    }
 800#endif
 801
 802    if (!gtk_widget_get_realized(widget)) {
 803        return FALSE;
 804    }
 805    if (!vc->gfx.ds) {
 806        return FALSE;
 807    }
 808    if (!vc->gfx.surface) {
 809        return FALSE;
 810    }
 811
 812    gd_update_monitor_refresh_rate(vc, vc->window ? vc->window : s->window);
 813
 814    fbw = surface_width(vc->gfx.ds);
 815    fbh = surface_height(vc->gfx.ds);
 816
 817    ww = gdk_window_get_width(gtk_widget_get_window(widget));
 818    wh = gdk_window_get_height(gtk_widget_get_window(widget));
 819
 820    if (s->full_screen) {
 821        vc->gfx.scale_x = (double)ww / fbw;
 822        vc->gfx.scale_y = (double)wh / fbh;
 823    } else if (s->free_scale) {
 824        double sx, sy;
 825
 826        sx = (double)ww / fbw;
 827        sy = (double)wh / fbh;
 828
 829        vc->gfx.scale_x = vc->gfx.scale_y = MIN(sx, sy);
 830    }
 831
 832    fbw *= vc->gfx.scale_x;
 833    fbh *= vc->gfx.scale_y;
 834
 835    mx = my = 0;
 836    if (ww > fbw) {
 837        mx = (ww - fbw) / 2;
 838    }
 839    if (wh > fbh) {
 840        my = (wh - fbh) / 2;
 841    }
 842
 843    cairo_rectangle(cr, 0, 0, ww, wh);
 844
 845    /* Optionally cut out the inner area where the pixmap
 846       will be drawn. This avoids 'flashing' since we're
 847       not double-buffering. Note we're using the undocumented
 848       behaviour of drawing the rectangle from right to left
 849       to cut out the whole */
 850    cairo_rectangle(cr, mx + fbw, my,
 851                    -1 * fbw, fbh);
 852    cairo_fill(cr);
 853
 854    cairo_scale(cr, vc->gfx.scale_x, vc->gfx.scale_y);
 855    cairo_set_source_surface(cr, vc->gfx.surface,
 856                             mx / vc->gfx.scale_x, my / vc->gfx.scale_y);
 857    cairo_paint(cr);
 858
 859    return TRUE;
 860}
 861
 862static gboolean gd_motion_event(GtkWidget *widget, GdkEventMotion *motion,
 863                                void *opaque)
 864{
 865    VirtualConsole *vc = opaque;
 866    GtkDisplayState *s = vc->s;
 867    GdkWindow *window;
 868    int x, y;
 869    int mx, my;
 870    int fbh, fbw;
 871    int ww, wh, ws;
 872
 873    if (!vc->gfx.ds) {
 874        return TRUE;
 875    }
 876
 877    fbw = surface_width(vc->gfx.ds) * vc->gfx.scale_x;
 878    fbh = surface_height(vc->gfx.ds) * vc->gfx.scale_y;
 879
 880    window = gtk_widget_get_window(vc->gfx.drawing_area);
 881    ww = gdk_window_get_width(window);
 882    wh = gdk_window_get_height(window);
 883    ws = gdk_window_get_scale_factor(window);
 884
 885    mx = my = 0;
 886    if (ww > fbw) {
 887        mx = (ww - fbw) / 2;
 888    }
 889    if (wh > fbh) {
 890        my = (wh - fbh) / 2;
 891    }
 892
 893    x = (motion->x - mx) / vc->gfx.scale_x * ws;
 894    y = (motion->y - my) / vc->gfx.scale_y * ws;
 895
 896    if (qemu_input_is_absolute()) {
 897        if (x < 0 || y < 0 ||
 898            x >= surface_width(vc->gfx.ds) ||
 899            y >= surface_height(vc->gfx.ds)) {
 900            return TRUE;
 901        }
 902        qemu_input_queue_abs(vc->gfx.dcl.con, INPUT_AXIS_X, x,
 903                             0, surface_width(vc->gfx.ds));
 904        qemu_input_queue_abs(vc->gfx.dcl.con, INPUT_AXIS_Y, y,
 905                             0, surface_height(vc->gfx.ds));
 906        qemu_input_event_sync();
 907    } else if (s->last_set && s->ptr_owner == vc) {
 908        qemu_input_queue_rel(vc->gfx.dcl.con, INPUT_AXIS_X, x - s->last_x);
 909        qemu_input_queue_rel(vc->gfx.dcl.con, INPUT_AXIS_Y, y - s->last_y);
 910        qemu_input_event_sync();
 911    }
 912    s->last_x = x;
 913    s->last_y = y;
 914    s->last_set = TRUE;
 915
 916    if (!qemu_input_is_absolute() && s->ptr_owner == vc) {
 917        GdkScreen *screen = gtk_widget_get_screen(vc->gfx.drawing_area);
 918        GdkDisplay *dpy = gtk_widget_get_display(widget);
 919        GdkWindow *win = gtk_widget_get_window(widget);
 920        GdkMonitor *monitor = gdk_display_get_monitor_at_window(dpy, win);
 921        GdkRectangle geometry;
 922
 923        int x = (int)motion->x_root;
 924        int y = (int)motion->y_root;
 925
 926        gdk_monitor_get_geometry(monitor, &geometry);
 927
 928        /* In relative mode check to see if client pointer hit
 929         * one of the monitor edges, and if so move it back to the
 930         * center of the monitor. This is important because the pointer
 931         * in the server doesn't correspond 1-for-1, and so
 932         * may still be only half way across the screen. Without
 933         * this warp, the server pointer would thus appear to hit
 934         * an invisible wall */
 935        if (x <= geometry.x || x - geometry.x >= geometry.width - 1 ||
 936            y <= geometry.y || y - geometry.y >= geometry.height - 1) {
 937            GdkDevice *dev = gdk_event_get_device((GdkEvent *)motion);
 938            x = geometry.x + geometry.width / 2;
 939            y = geometry.y + geometry.height / 2;
 940
 941            gdk_device_warp(dev, screen, x, y);
 942            s->last_set = FALSE;
 943            return FALSE;
 944        }
 945    }
 946    return TRUE;
 947}
 948
 949static gboolean gd_button_event(GtkWidget *widget, GdkEventButton *button,
 950                                void *opaque)
 951{
 952    VirtualConsole *vc = opaque;
 953    GtkDisplayState *s = vc->s;
 954    InputButton btn;
 955
 956    /* implicitly grab the input at the first click in the relative mode */
 957    if (button->button == 1 && button->type == GDK_BUTTON_PRESS &&
 958        !qemu_input_is_absolute() && s->ptr_owner != vc) {
 959        if (!vc->window) {
 960            gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
 961                                           TRUE);
 962        } else {
 963            gd_grab_pointer(vc, "relative-mode-click");
 964        }
 965        return TRUE;
 966    }
 967
 968    if (button->button == 1) {
 969        btn = INPUT_BUTTON_LEFT;
 970    } else if (button->button == 2) {
 971        btn = INPUT_BUTTON_MIDDLE;
 972    } else if (button->button == 3) {
 973        btn = INPUT_BUTTON_RIGHT;
 974    } else if (button->button == 8) {
 975        btn = INPUT_BUTTON_SIDE;
 976    } else if (button->button == 9) {
 977        btn = INPUT_BUTTON_EXTRA;
 978    } else {
 979        return TRUE;
 980    }
 981
 982    if (button->type == GDK_2BUTTON_PRESS || button->type == GDK_3BUTTON_PRESS) {
 983        return TRUE;
 984    }
 985
 986    qemu_input_queue_btn(vc->gfx.dcl.con, btn,
 987                         button->type == GDK_BUTTON_PRESS);
 988    qemu_input_event_sync();
 989    return TRUE;
 990}
 991
 992static gboolean gd_scroll_event(GtkWidget *widget, GdkEventScroll *scroll,
 993                                void *opaque)
 994{
 995    VirtualConsole *vc = opaque;
 996    InputButton btn_vertical;
 997    InputButton btn_horizontal;
 998    bool has_vertical = false;
 999    bool has_horizontal = false;
1000
1001    if (scroll->direction == GDK_SCROLL_UP) {
1002        btn_vertical = INPUT_BUTTON_WHEEL_UP;
1003        has_vertical = true;
1004    } else if (scroll->direction == GDK_SCROLL_DOWN) {
1005        btn_vertical = INPUT_BUTTON_WHEEL_DOWN;
1006        has_vertical = true;
1007    } else if (scroll->direction == GDK_SCROLL_LEFT) {
1008        btn_horizontal = INPUT_BUTTON_WHEEL_LEFT;
1009        has_horizontal = true;
1010    } else if (scroll->direction == GDK_SCROLL_RIGHT) {
1011        btn_horizontal = INPUT_BUTTON_WHEEL_RIGHT;
1012        has_horizontal = true;
1013    } else if (scroll->direction == GDK_SCROLL_SMOOTH) {
1014        gdouble delta_x, delta_y;
1015        if (!gdk_event_get_scroll_deltas((GdkEvent *)scroll,
1016                                         &delta_x, &delta_y)) {
1017            return TRUE;
1018        }
1019
1020        if (delta_y > 0) {
1021            btn_vertical = INPUT_BUTTON_WHEEL_DOWN;
1022            has_vertical = true;
1023        } else if (delta_y < 0) {
1024            btn_vertical = INPUT_BUTTON_WHEEL_UP;
1025            has_vertical = true;
1026        } else if (delta_x > 0) {
1027            btn_horizontal = INPUT_BUTTON_WHEEL_RIGHT;
1028            has_horizontal = true;
1029        } else if (delta_x < 0) {
1030            btn_horizontal = INPUT_BUTTON_WHEEL_LEFT;
1031            has_horizontal = true;
1032        } else {
1033            return TRUE;
1034        }
1035    } else {
1036        return TRUE;
1037    }
1038
1039    if (has_vertical) {
1040        qemu_input_queue_btn(vc->gfx.dcl.con, btn_vertical, true);
1041        qemu_input_event_sync();
1042        qemu_input_queue_btn(vc->gfx.dcl.con, btn_vertical, false);
1043        qemu_input_event_sync();
1044    }
1045
1046    if (has_horizontal) {
1047        qemu_input_queue_btn(vc->gfx.dcl.con, btn_horizontal, true);
1048        qemu_input_event_sync();
1049        qemu_input_queue_btn(vc->gfx.dcl.con, btn_horizontal, false);
1050        qemu_input_event_sync();
1051    }
1052
1053    return TRUE;
1054}
1055
1056
1057static const guint16 *gd_get_keymap(size_t *maplen)
1058{
1059    GdkDisplay *dpy = gdk_display_get_default();
1060
1061#ifdef GDK_WINDOWING_X11
1062    if (GDK_IS_X11_DISPLAY(dpy)) {
1063        trace_gd_keymap_windowing("x11");
1064        return qemu_xkeymap_mapping_table(
1065            gdk_x11_display_get_xdisplay(dpy), maplen);
1066    }
1067#endif
1068
1069#ifdef GDK_WINDOWING_WAYLAND
1070    if (GDK_IS_WAYLAND_DISPLAY(dpy)) {
1071        trace_gd_keymap_windowing("wayland");
1072        *maplen = qemu_input_map_xorgevdev_to_qcode_len;
1073        return qemu_input_map_xorgevdev_to_qcode;
1074    }
1075#endif
1076
1077#ifdef GDK_WINDOWING_WIN32
1078    if (GDK_IS_WIN32_DISPLAY(dpy)) {
1079        trace_gd_keymap_windowing("win32");
1080        *maplen = qemu_input_map_atset1_to_qcode_len;
1081        return qemu_input_map_atset1_to_qcode;
1082    }
1083#endif
1084
1085#ifdef GDK_WINDOWING_QUARTZ
1086    if (GDK_IS_QUARTZ_DISPLAY(dpy)) {
1087        trace_gd_keymap_windowing("quartz");
1088        *maplen = qemu_input_map_osx_to_qcode_len;
1089        return qemu_input_map_osx_to_qcode;
1090    }
1091#endif
1092
1093#ifdef GDK_WINDOWING_BROADWAY
1094    if (GDK_IS_BROADWAY_DISPLAY(dpy)) {
1095        trace_gd_keymap_windowing("broadway");
1096        g_warning("experimental: using broadway, x11 virtual keysym\n"
1097                  "mapping - with very limited support. See also\n"
1098                  "https://bugzilla.gnome.org/show_bug.cgi?id=700105");
1099        *maplen = qemu_input_map_x11_to_qcode_len;
1100        return qemu_input_map_x11_to_qcode;
1101    }
1102#endif
1103
1104    g_warning("Unsupported GDK Windowing platform.\n"
1105              "Disabling extended keycode tables.\n"
1106              "Please report to qemu-devel@nongnu.org\n"
1107              "including the following information:\n"
1108              "\n"
1109              "  - Operating system\n"
1110              "  - GDK Windowing system build\n");
1111    return NULL;
1112}
1113
1114
1115static int gd_map_keycode(int scancode)
1116{
1117    if (!keycode_map) {
1118        return 0;
1119    }
1120    if (scancode > keycode_maplen) {
1121        return 0;
1122    }
1123
1124    return keycode_map[scancode];
1125}
1126
1127static int gd_get_keycode(GdkEventKey *key)
1128{
1129#ifdef G_OS_WIN32
1130    int scancode = gdk_event_get_scancode((GdkEvent *)key);
1131
1132    /* translate Windows native scancodes to atset1 keycodes */
1133    switch (scancode & (KF_EXTENDED | 0xff)) {
1134    case 0x145:     /* NUMLOCK */
1135        return scancode & 0xff;
1136    }
1137
1138    return scancode & KF_EXTENDED ?
1139        0xe000 | (scancode & 0xff) : scancode & 0xff;
1140
1141#else
1142    return key->hardware_keycode;
1143#endif
1144}
1145
1146static gboolean gd_text_key_down(GtkWidget *widget,
1147                                 GdkEventKey *key, void *opaque)
1148{
1149    VirtualConsole *vc = opaque;
1150    QemuConsole *con = vc->gfx.dcl.con;
1151
1152    if (key->keyval == GDK_KEY_Delete) {
1153        kbd_put_qcode_console(con, Q_KEY_CODE_DELETE, false);
1154    } else if (key->length) {
1155        kbd_put_string_console(con, key->string, key->length);
1156    } else {
1157        int qcode = gd_map_keycode(gd_get_keycode(key));
1158        kbd_put_qcode_console(con, qcode, false);
1159    }
1160    return TRUE;
1161}
1162
1163static gboolean gd_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque)
1164{
1165    VirtualConsole *vc = opaque;
1166    int keycode, qcode;
1167
1168#ifdef G_OS_WIN32
1169    /* on windows, we ought to ignore the reserved key event? */
1170    if (key->hardware_keycode == 0xff)
1171        return false;
1172
1173    if (!vc->s->kbd_owner) {
1174        if (key->hardware_keycode == VK_LWIN ||
1175            key->hardware_keycode == VK_RWIN) {
1176            return FALSE;
1177        }
1178    }
1179#endif
1180
1181    if (key->keyval == GDK_KEY_Pause
1182#ifdef G_OS_WIN32
1183        /* for some reason GDK does not fill keyval for VK_PAUSE
1184         * See https://bugzilla.gnome.org/show_bug.cgi?id=769214
1185         */
1186        || key->hardware_keycode == VK_PAUSE
1187#endif
1188        ) {
1189        qkbd_state_key_event(vc->gfx.kbd, Q_KEY_CODE_PAUSE,
1190                             key->type == GDK_KEY_PRESS);
1191        return TRUE;
1192    }
1193
1194    keycode = gd_get_keycode(key);
1195    qcode = gd_map_keycode(keycode);
1196
1197    trace_gd_key_event(vc->label, keycode, qcode,
1198                       (key->type == GDK_KEY_PRESS) ? "down" : "up");
1199
1200    qkbd_state_key_event(vc->gfx.kbd, qcode,
1201                         key->type == GDK_KEY_PRESS);
1202
1203    return TRUE;
1204}
1205
1206static gboolean gd_grab_broken_event(GtkWidget *widget,
1207                                     GdkEventGrabBroken *event, void *opaque)
1208{
1209#ifdef CONFIG_WIN32
1210    /*
1211     * On Windows the Ctrl-Alt-Del key combination can't be grabbed. This
1212     * key combination leaves all three keys in a stuck condition. We use
1213     * the grab-broken-event to release all keys.
1214     */
1215    if (event->keyboard) {
1216        VirtualConsole *vc = opaque;
1217        GtkDisplayState *s = vc->s;
1218
1219        gtk_release_modifiers(s);
1220    }
1221#endif
1222    return TRUE;
1223}
1224
1225static gboolean gd_event(GtkWidget *widget, GdkEvent *event, void *opaque)
1226{
1227    if (event->type == GDK_MOTION_NOTIFY) {
1228        return gd_motion_event(widget, &event->motion, opaque);
1229    }
1230    return FALSE;
1231}
1232
1233/** Window Menu Actions **/
1234
1235static void gd_menu_pause(GtkMenuItem *item, void *opaque)
1236{
1237    GtkDisplayState *s = opaque;
1238
1239    if (s->external_pause_update) {
1240        return;
1241    }
1242    if (runstate_is_running()) {
1243        qmp_stop(NULL);
1244    } else {
1245        qmp_cont(NULL);
1246    }
1247}
1248
1249static void gd_menu_reset(GtkMenuItem *item, void *opaque)
1250{
1251    qmp_system_reset(NULL);
1252}
1253
1254static void gd_menu_powerdown(GtkMenuItem *item, void *opaque)
1255{
1256    qmp_system_powerdown(NULL);
1257}
1258
1259static void gd_menu_quit(GtkMenuItem *item, void *opaque)
1260{
1261    qmp_quit(NULL);
1262}
1263
1264static void gd_menu_switch_vc(GtkMenuItem *item, void *opaque)
1265{
1266    GtkDisplayState *s = opaque;
1267    VirtualConsole *vc = gd_vc_find_by_menu(s);
1268    GtkNotebook *nb = GTK_NOTEBOOK(s->notebook);
1269    gint page;
1270
1271    gtk_release_modifiers(s);
1272    if (vc) {
1273        page = gtk_notebook_page_num(nb, vc->tab_item);
1274        gtk_notebook_set_current_page(nb, page);
1275        gtk_widget_grab_focus(vc->focus);
1276    }
1277}
1278
1279static void gd_accel_switch_vc(void *opaque)
1280{
1281    VirtualConsole *vc = opaque;
1282
1283    gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item), TRUE);
1284}
1285
1286static void gd_menu_show_tabs(GtkMenuItem *item, void *opaque)
1287{
1288    GtkDisplayState *s = opaque;
1289    VirtualConsole *vc = gd_vc_find_current(s);
1290
1291    if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->show_tabs_item))) {
1292        gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), TRUE);
1293    } else {
1294        gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1295    }
1296    gd_update_windowsize(vc);
1297}
1298
1299static gboolean gd_tab_window_close(GtkWidget *widget, GdkEvent *event,
1300                                    void *opaque)
1301{
1302    VirtualConsole *vc = opaque;
1303    GtkDisplayState *s = vc->s;
1304
1305    gtk_widget_set_sensitive(vc->menu_item, true);
1306    gd_widget_reparent(vc->window, s->notebook, vc->tab_item);
1307    gtk_notebook_set_tab_label_text(GTK_NOTEBOOK(s->notebook),
1308                                    vc->tab_item, vc->label);
1309    gtk_widget_destroy(vc->window);
1310    vc->window = NULL;
1311#if defined(CONFIG_OPENGL)
1312    if (vc->gfx.esurface) {
1313        eglDestroySurface(qemu_egl_display, vc->gfx.esurface);
1314        vc->gfx.esurface = NULL;
1315    }
1316    if (vc->gfx.ectx) {
1317        eglDestroyContext(qemu_egl_display, vc->gfx.ectx);
1318        vc->gfx.ectx = NULL;
1319    }
1320#endif
1321    return TRUE;
1322}
1323
1324static gboolean gd_win_grab(void *opaque)
1325{
1326    VirtualConsole *vc = opaque;
1327
1328    fprintf(stderr, "%s: %s\n", __func__, vc->label);
1329    if (vc->s->ptr_owner) {
1330        gd_ungrab_pointer(vc->s);
1331    } else {
1332        gd_grab_pointer(vc, "user-request-detached-tab");
1333    }
1334    return TRUE;
1335}
1336
1337static void gd_menu_untabify(GtkMenuItem *item, void *opaque)
1338{
1339    GtkDisplayState *s = opaque;
1340    VirtualConsole *vc = gd_vc_find_current(s);
1341
1342    if (vc->type == GD_VC_GFX &&
1343        qemu_console_is_graphic(vc->gfx.dcl.con)) {
1344        gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1345                                       FALSE);
1346    }
1347    if (!vc->window) {
1348        gtk_widget_set_sensitive(vc->menu_item, false);
1349        vc->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
1350#if defined(CONFIG_OPENGL)
1351        if (vc->gfx.esurface) {
1352            eglDestroySurface(qemu_egl_display, vc->gfx.esurface);
1353            vc->gfx.esurface = NULL;
1354        }
1355        if (vc->gfx.esurface) {
1356            eglDestroyContext(qemu_egl_display, vc->gfx.ectx);
1357            vc->gfx.ectx = NULL;
1358        }
1359#endif
1360        gd_widget_reparent(s->notebook, vc->window, vc->tab_item);
1361
1362        g_signal_connect(vc->window, "delete-event",
1363                         G_CALLBACK(gd_tab_window_close), vc);
1364        gtk_widget_show_all(vc->window);
1365
1366        if (qemu_console_is_graphic(vc->gfx.dcl.con)) {
1367            GtkAccelGroup *ag = gtk_accel_group_new();
1368            gtk_window_add_accel_group(GTK_WINDOW(vc->window), ag);
1369
1370            GClosure *cb = g_cclosure_new_swap(G_CALLBACK(gd_win_grab),
1371                                               vc, NULL);
1372            gtk_accel_group_connect(ag, GDK_KEY_g, HOTKEY_MODIFIERS, 0, cb);
1373        }
1374
1375        gd_update_geometry_hints(vc);
1376        gd_update_caption(s);
1377    }
1378}
1379
1380static void gd_menu_show_menubar(GtkMenuItem *item, void *opaque)
1381{
1382    GtkDisplayState *s = opaque;
1383    VirtualConsole *vc = gd_vc_find_current(s);
1384
1385    if (s->full_screen) {
1386        return;
1387    }
1388
1389    if (gtk_check_menu_item_get_active(
1390                GTK_CHECK_MENU_ITEM(s->show_menubar_item))) {
1391        gtk_widget_show(s->menu_bar);
1392    } else {
1393        gtk_widget_hide(s->menu_bar);
1394    }
1395    gd_update_windowsize(vc);
1396}
1397
1398static void gd_accel_show_menubar(void *opaque)
1399{
1400    GtkDisplayState *s = opaque;
1401    gtk_menu_item_activate(GTK_MENU_ITEM(s->show_menubar_item));
1402}
1403
1404static void gd_menu_full_screen(GtkMenuItem *item, void *opaque)
1405{
1406    GtkDisplayState *s = opaque;
1407    VirtualConsole *vc = gd_vc_find_current(s);
1408
1409    if (!s->full_screen) {
1410        gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1411        gtk_widget_hide(s->menu_bar);
1412        if (vc->type == GD_VC_GFX) {
1413            gtk_widget_set_size_request(vc->gfx.drawing_area, -1, -1);
1414        }
1415        gtk_window_fullscreen(GTK_WINDOW(s->window));
1416        s->full_screen = TRUE;
1417    } else {
1418        gtk_window_unfullscreen(GTK_WINDOW(s->window));
1419        gd_menu_show_tabs(GTK_MENU_ITEM(s->show_tabs_item), s);
1420        if (gtk_check_menu_item_get_active(
1421                    GTK_CHECK_MENU_ITEM(s->show_menubar_item))) {
1422            gtk_widget_show(s->menu_bar);
1423        }
1424        s->full_screen = FALSE;
1425        if (vc->type == GD_VC_GFX) {
1426            vc->gfx.scale_x = 1.0;
1427            vc->gfx.scale_y = 1.0;
1428            gd_update_windowsize(vc);
1429        }
1430    }
1431
1432    gd_update_cursor(vc);
1433}
1434
1435static void gd_accel_full_screen(void *opaque)
1436{
1437    GtkDisplayState *s = opaque;
1438    gtk_menu_item_activate(GTK_MENU_ITEM(s->full_screen_item));
1439}
1440
1441static void gd_menu_zoom_in(GtkMenuItem *item, void *opaque)
1442{
1443    GtkDisplayState *s = opaque;
1444    VirtualConsole *vc = gd_vc_find_current(s);
1445
1446    gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
1447                                   FALSE);
1448
1449    vc->gfx.scale_x += VC_SCALE_STEP;
1450    vc->gfx.scale_y += VC_SCALE_STEP;
1451
1452    gd_update_windowsize(vc);
1453}
1454
1455static void gd_accel_zoom_in(void *opaque)
1456{
1457    GtkDisplayState *s = opaque;
1458    gtk_menu_item_activate(GTK_MENU_ITEM(s->zoom_in_item));
1459}
1460
1461static void gd_menu_zoom_out(GtkMenuItem *item, void *opaque)
1462{
1463    GtkDisplayState *s = opaque;
1464    VirtualConsole *vc = gd_vc_find_current(s);
1465
1466    gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
1467                                   FALSE);
1468
1469    vc->gfx.scale_x -= VC_SCALE_STEP;
1470    vc->gfx.scale_y -= VC_SCALE_STEP;
1471
1472    vc->gfx.scale_x = MAX(vc->gfx.scale_x, VC_SCALE_MIN);
1473    vc->gfx.scale_y = MAX(vc->gfx.scale_y, VC_SCALE_MIN);
1474
1475    gd_update_windowsize(vc);
1476}
1477
1478static void gd_menu_zoom_fixed(GtkMenuItem *item, void *opaque)
1479{
1480    GtkDisplayState *s = opaque;
1481    VirtualConsole *vc = gd_vc_find_current(s);
1482
1483    vc->gfx.scale_x = 1.0;
1484    vc->gfx.scale_y = 1.0;
1485
1486    gd_update_windowsize(vc);
1487}
1488
1489static void gd_menu_zoom_fit(GtkMenuItem *item, void *opaque)
1490{
1491    GtkDisplayState *s = opaque;
1492    VirtualConsole *vc = gd_vc_find_current(s);
1493
1494    if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item))) {
1495        s->free_scale = TRUE;
1496    } else {
1497        s->free_scale = FALSE;
1498        vc->gfx.scale_x = 1.0;
1499        vc->gfx.scale_y = 1.0;
1500    }
1501
1502    gd_update_windowsize(vc);
1503    gd_update_full_redraw(vc);
1504}
1505
1506static void gd_grab_update(VirtualConsole *vc, bool kbd, bool ptr)
1507{
1508    GdkDisplay *display = gtk_widget_get_display(vc->gfx.drawing_area);
1509    GdkSeat *seat = gdk_display_get_default_seat(display);
1510    GdkWindow *window = gtk_widget_get_window(vc->gfx.drawing_area);
1511    GdkSeatCapabilities caps = 0;
1512    GdkCursor *cursor = NULL;
1513
1514    if (kbd) {
1515        caps |= GDK_SEAT_CAPABILITY_KEYBOARD;
1516    }
1517    if (ptr) {
1518        caps |= GDK_SEAT_CAPABILITY_ALL_POINTING;
1519        cursor = vc->s->null_cursor;
1520    }
1521
1522    if (caps) {
1523        gdk_seat_grab(seat, window, caps, false, cursor,
1524                      NULL, NULL, NULL);
1525    } else {
1526        gdk_seat_ungrab(seat);
1527    }
1528}
1529
1530static void gd_grab_keyboard(VirtualConsole *vc, const char *reason)
1531{
1532    if (vc->s->kbd_owner) {
1533        if (vc->s->kbd_owner == vc) {
1534            return;
1535        } else {
1536            gd_ungrab_keyboard(vc->s);
1537        }
1538    }
1539
1540    win32_kbd_set_grab(true);
1541    gd_grab_update(vc, true, vc->s->ptr_owner == vc);
1542    vc->s->kbd_owner = vc;
1543    gd_update_caption(vc->s);
1544    trace_gd_grab(vc->label, "kbd", reason);
1545}
1546
1547static void gd_ungrab_keyboard(GtkDisplayState *s)
1548{
1549    VirtualConsole *vc = s->kbd_owner;
1550
1551    if (vc == NULL) {
1552        return;
1553    }
1554    s->kbd_owner = NULL;
1555
1556    win32_kbd_set_grab(false);
1557    gd_grab_update(vc, false, vc->s->ptr_owner == vc);
1558    gd_update_caption(s);
1559    trace_gd_ungrab(vc->label, "kbd");
1560}
1561
1562static void gd_grab_pointer(VirtualConsole *vc, const char *reason)
1563{
1564    GdkDisplay *display = gtk_widget_get_display(vc->gfx.drawing_area);
1565
1566    if (vc->s->ptr_owner) {
1567        if (vc->s->ptr_owner == vc) {
1568            return;
1569        } else {
1570            gd_ungrab_pointer(vc->s);
1571        }
1572    }
1573
1574    gd_grab_update(vc, vc->s->kbd_owner == vc, true);
1575    gdk_device_get_position(gd_get_pointer(display),
1576                            NULL, &vc->s->grab_x_root, &vc->s->grab_y_root);
1577    vc->s->ptr_owner = vc;
1578    gd_update_caption(vc->s);
1579    trace_gd_grab(vc->label, "ptr", reason);
1580}
1581
1582static void gd_ungrab_pointer(GtkDisplayState *s)
1583{
1584    VirtualConsole *vc = s->ptr_owner;
1585    GdkDisplay *display;
1586
1587    if (vc == NULL) {
1588        return;
1589    }
1590    s->ptr_owner = NULL;
1591
1592    display = gtk_widget_get_display(vc->gfx.drawing_area);
1593    gd_grab_update(vc, vc->s->kbd_owner == vc, false);
1594    gdk_device_warp(gd_get_pointer(display),
1595                    gtk_widget_get_screen(vc->gfx.drawing_area),
1596                    vc->s->grab_x_root, vc->s->grab_y_root);
1597    gd_update_caption(s);
1598    trace_gd_ungrab(vc->label, "ptr");
1599}
1600
1601static void gd_menu_grab_input(GtkMenuItem *item, void *opaque)
1602{
1603    GtkDisplayState *s = opaque;
1604    VirtualConsole *vc = gd_vc_find_current(s);
1605
1606    if (gd_is_grab_active(s)) {
1607        gd_grab_keyboard(vc, "user-request-main-window");
1608        gd_grab_pointer(vc, "user-request-main-window");
1609    } else {
1610        gd_ungrab_keyboard(s);
1611        gd_ungrab_pointer(s);
1612    }
1613
1614    gd_update_cursor(vc);
1615}
1616
1617static void gd_change_page(GtkNotebook *nb, gpointer arg1, guint arg2,
1618                           gpointer data)
1619{
1620    GtkDisplayState *s = data;
1621    VirtualConsole *vc;
1622    gboolean on_vga;
1623
1624    if (!gtk_widget_get_realized(s->notebook)) {
1625        return;
1626    }
1627
1628    vc = gd_vc_find_by_page(s, arg2);
1629    if (!vc) {
1630        return;
1631    }
1632    gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item),
1633                                   TRUE);
1634    on_vga = (vc->type == GD_VC_GFX &&
1635              qemu_console_is_graphic(vc->gfx.dcl.con));
1636    if (!on_vga) {
1637        gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1638                                       FALSE);
1639    } else if (s->full_screen) {
1640        gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1641                                       TRUE);
1642    }
1643    gtk_widget_set_sensitive(s->grab_item, on_vga);
1644#ifdef CONFIG_VTE
1645    gtk_widget_set_sensitive(s->copy_item, vc->type == GD_VC_VTE);
1646#endif
1647
1648    gd_update_windowsize(vc);
1649    gd_update_cursor(vc);
1650}
1651
1652static gboolean gd_enter_event(GtkWidget *widget, GdkEventCrossing *crossing,
1653                               gpointer opaque)
1654{
1655    VirtualConsole *vc = opaque;
1656    GtkDisplayState *s = vc->s;
1657
1658    if (gd_grab_on_hover(s)) {
1659        gd_grab_keyboard(vc, "grab-on-hover");
1660    }
1661    return TRUE;
1662}
1663
1664static gboolean gd_leave_event(GtkWidget *widget, GdkEventCrossing *crossing,
1665                               gpointer opaque)
1666{
1667    VirtualConsole *vc = opaque;
1668    GtkDisplayState *s = vc->s;
1669
1670    if (gd_grab_on_hover(s)) {
1671        gd_ungrab_keyboard(s);
1672    }
1673    return TRUE;
1674}
1675
1676static gboolean gd_focus_in_event(GtkWidget *widget,
1677                                  GdkEventFocus *event, gpointer opaque)
1678{
1679    VirtualConsole *vc = opaque;
1680
1681    win32_kbd_set_window(gd_win32_get_hwnd(vc));
1682    return TRUE;
1683}
1684
1685static gboolean gd_focus_out_event(GtkWidget *widget,
1686                                   GdkEventFocus *event, gpointer opaque)
1687{
1688    VirtualConsole *vc = opaque;
1689    GtkDisplayState *s = vc->s;
1690
1691    win32_kbd_set_window(NULL);
1692    gtk_release_modifiers(s);
1693    return TRUE;
1694}
1695
1696static gboolean gd_configure(GtkWidget *widget,
1697                             GdkEventConfigure *cfg, gpointer opaque)
1698{
1699    VirtualConsole *vc = opaque;
1700
1701    gd_set_ui_size(vc, cfg->width, cfg->height);
1702    return FALSE;
1703}
1704
1705/** Virtual Console Callbacks **/
1706
1707static GSList *gd_vc_menu_init(GtkDisplayState *s, VirtualConsole *vc,
1708                               int idx, GSList *group, GtkWidget *view_menu)
1709{
1710    vc->menu_item = gtk_radio_menu_item_new_with_mnemonic(group, vc->label);
1711    gtk_accel_group_connect(s->accel_group, GDK_KEY_1 + idx,
1712            HOTKEY_MODIFIERS, 0,
1713            g_cclosure_new_swap(G_CALLBACK(gd_accel_switch_vc), vc, NULL));
1714    gtk_accel_label_set_accel(
1715            GTK_ACCEL_LABEL(gtk_bin_get_child(GTK_BIN(vc->menu_item))),
1716            GDK_KEY_1 + idx, HOTKEY_MODIFIERS);
1717
1718    g_signal_connect(vc->menu_item, "activate",
1719                     G_CALLBACK(gd_menu_switch_vc), s);
1720    gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), vc->menu_item);
1721
1722    return gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(vc->menu_item));
1723}
1724
1725#if defined(CONFIG_VTE)
1726static void gd_menu_copy(GtkMenuItem *item, void *opaque)
1727{
1728    GtkDisplayState *s = opaque;
1729    VirtualConsole *vc = gd_vc_find_current(s);
1730
1731#if VTE_CHECK_VERSION(0, 50, 0)
1732    vte_terminal_copy_clipboard_format(VTE_TERMINAL(vc->vte.terminal),
1733                                       VTE_FORMAT_TEXT);
1734#else
1735    vte_terminal_copy_clipboard(VTE_TERMINAL(vc->vte.terminal));
1736#endif
1737}
1738
1739static void gd_vc_adjustment_changed(GtkAdjustment *adjustment, void *opaque)
1740{
1741    VirtualConsole *vc = opaque;
1742
1743    if (gtk_adjustment_get_upper(adjustment) >
1744        gtk_adjustment_get_page_size(adjustment)) {
1745        gtk_widget_show(vc->vte.scrollbar);
1746    } else {
1747        gtk_widget_hide(vc->vte.scrollbar);
1748    }
1749}
1750
1751static void gd_vc_send_chars(VirtualConsole *vc)
1752{
1753    uint32_t len, avail;
1754
1755    len = qemu_chr_be_can_write(vc->vte.chr);
1756    avail = fifo8_num_used(&vc->vte.out_fifo);
1757    while (len > 0 && avail > 0) {
1758        const uint8_t *buf;
1759        uint32_t size;
1760
1761        buf = fifo8_pop_buf(&vc->vte.out_fifo, MIN(len, avail), &size);
1762        qemu_chr_be_write(vc->vte.chr, (uint8_t *)buf, size);
1763        len = qemu_chr_be_can_write(vc->vte.chr);
1764        avail -= size;
1765    }
1766}
1767
1768static int gd_vc_chr_write(Chardev *chr, const uint8_t *buf, int len)
1769{
1770    VCChardev *vcd = VC_CHARDEV(chr);
1771    VirtualConsole *vc = vcd->console;
1772
1773    vte_terminal_feed(VTE_TERMINAL(vc->vte.terminal), (const char *)buf, len);
1774    return len;
1775}
1776
1777static void gd_vc_chr_accept_input(Chardev *chr)
1778{
1779    VCChardev *vcd = VC_CHARDEV(chr);
1780    VirtualConsole *vc = vcd->console;
1781
1782    gd_vc_send_chars(vc);
1783}
1784
1785static void gd_vc_chr_set_echo(Chardev *chr, bool echo)
1786{
1787    VCChardev *vcd = VC_CHARDEV(chr);
1788    VirtualConsole *vc = vcd->console;
1789
1790    if (vc) {
1791        vc->vte.echo = echo;
1792    } else {
1793        vcd->echo = echo;
1794    }
1795}
1796
1797static int nb_vcs;
1798static Chardev *vcs[MAX_VCS];
1799static void gd_vc_open(Chardev *chr,
1800                       ChardevBackend *backend,
1801                       bool *be_opened,
1802                       Error **errp)
1803{
1804    if (nb_vcs == MAX_VCS) {
1805        error_setg(errp, "Maximum number of consoles reached");
1806        return;
1807    }
1808
1809    vcs[nb_vcs++] = chr;
1810
1811    /* console/chardev init sometimes completes elsewhere in a 2nd
1812     * stage, so defer OPENED events until they are fully initialized
1813     */
1814    *be_opened = false;
1815}
1816
1817static void char_gd_vc_class_init(ObjectClass *oc, void *data)
1818{
1819    ChardevClass *cc = CHARDEV_CLASS(oc);
1820
1821    cc->parse = qemu_chr_parse_vc;
1822    cc->open = gd_vc_open;
1823    cc->chr_write = gd_vc_chr_write;
1824    cc->chr_accept_input = gd_vc_chr_accept_input;
1825    cc->chr_set_echo = gd_vc_chr_set_echo;
1826}
1827
1828static const TypeInfo char_gd_vc_type_info = {
1829    .name = TYPE_CHARDEV_VC,
1830    .parent = TYPE_CHARDEV,
1831    .instance_size = sizeof(VCChardev),
1832    .class_init = char_gd_vc_class_init,
1833};
1834
1835static gboolean gd_vc_in(VteTerminal *terminal, gchar *text, guint size,
1836                         gpointer user_data)
1837{
1838    VirtualConsole *vc = user_data;
1839    uint32_t free;
1840
1841    if (vc->vte.echo) {
1842        VteTerminal *term = VTE_TERMINAL(vc->vte.terminal);
1843        int i;
1844        for (i = 0; i < size; i++) {
1845            uint8_t c = text[i];
1846            if (c >= 128 || isprint(c)) {
1847                /* 8-bit characters are considered printable.  */
1848                vte_terminal_feed(term, &text[i], 1);
1849            } else if (c == '\r' || c == '\n') {
1850                vte_terminal_feed(term, "\r\n", 2);
1851            } else {
1852                char ctrl[2] = { '^', 0};
1853                ctrl[1] = text[i] ^ 64;
1854                vte_terminal_feed(term, ctrl, 2);
1855            }
1856        }
1857    }
1858
1859    free = fifo8_num_free(&vc->vte.out_fifo);
1860    fifo8_push_all(&vc->vte.out_fifo, (uint8_t *)text, MIN(free, size));
1861    gd_vc_send_chars(vc);
1862
1863    return TRUE;
1864}
1865
1866static GSList *gd_vc_vte_init(GtkDisplayState *s, VirtualConsole *vc,
1867                              Chardev *chr, int idx,
1868                              GSList *group, GtkWidget *view_menu)
1869{
1870    char buffer[32];
1871    GtkWidget *box;
1872    GtkWidget *scrollbar;
1873    GtkAdjustment *vadjustment;
1874    VCChardev *vcd = VC_CHARDEV(chr);
1875
1876    vc->s = s;
1877    vc->vte.echo = vcd->echo;
1878    vc->vte.chr = chr;
1879    fifo8_create(&vc->vte.out_fifo, 4096);
1880    vcd->console = vc;
1881
1882    snprintf(buffer, sizeof(buffer), "vc%d", idx);
1883    vc->label = g_strdup_printf("%s", vc->vte.chr->label
1884                                ? vc->vte.chr->label : buffer);
1885    group = gd_vc_menu_init(s, vc, idx, group, view_menu);
1886
1887    vc->vte.terminal = vte_terminal_new();
1888    g_signal_connect(vc->vte.terminal, "commit", G_CALLBACK(gd_vc_in), vc);
1889
1890    /* The documentation says that the default is UTF-8, but actually it is
1891     * 7-bit ASCII at least in VTE 0.38. The function is deprecated since
1892     * VTE 0.54 (only UTF-8 is supported now). */
1893#if !VTE_CHECK_VERSION(0, 54, 0)
1894#if VTE_CHECK_VERSION(0, 38, 0)
1895    vte_terminal_set_encoding(VTE_TERMINAL(vc->vte.terminal), "UTF-8", NULL);
1896#else
1897    vte_terminal_set_encoding(VTE_TERMINAL(vc->vte.terminal), "UTF-8");
1898#endif
1899#endif
1900
1901    vte_terminal_set_scrollback_lines(VTE_TERMINAL(vc->vte.terminal), -1);
1902    vte_terminal_set_size(VTE_TERMINAL(vc->vte.terminal),
1903                          VC_TERM_X_MIN, VC_TERM_Y_MIN);
1904
1905#if VTE_CHECK_VERSION(0, 28, 0)
1906    vadjustment = gtk_scrollable_get_vadjustment
1907        (GTK_SCROLLABLE(vc->vte.terminal));
1908#else
1909    vadjustment = vte_terminal_get_adjustment(VTE_TERMINAL(vc->vte.terminal));
1910#endif
1911
1912    box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 2);
1913    scrollbar = gtk_scrollbar_new(GTK_ORIENTATION_VERTICAL, vadjustment);
1914
1915    gtk_box_pack_end(GTK_BOX(box), scrollbar, FALSE, FALSE, 0);
1916    gtk_box_pack_end(GTK_BOX(box), vc->vte.terminal, TRUE, TRUE, 0);
1917
1918    vc->vte.box = box;
1919    vc->vte.scrollbar = scrollbar;
1920
1921    g_signal_connect(vadjustment, "changed",
1922                     G_CALLBACK(gd_vc_adjustment_changed), vc);
1923
1924    vc->type = GD_VC_VTE;
1925    vc->tab_item = box;
1926    vc->focus = vc->vte.terminal;
1927    gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), vc->tab_item,
1928                             gtk_label_new(vc->label));
1929
1930    qemu_chr_be_event(vc->vte.chr, CHR_EVENT_OPENED);
1931
1932    return group;
1933}
1934
1935static void gd_vcs_init(GtkDisplayState *s, GSList *group,
1936                        GtkWidget *view_menu)
1937{
1938    int i;
1939
1940    for (i = 0; i < nb_vcs; i++) {
1941        VirtualConsole *vc = &s->vc[s->nb_vcs];
1942        group = gd_vc_vte_init(s, vc, vcs[i], s->nb_vcs, group, view_menu);
1943        s->nb_vcs++;
1944    }
1945}
1946#endif /* CONFIG_VTE */
1947
1948/** Window Creation **/
1949
1950static void gd_connect_vc_gfx_signals(VirtualConsole *vc)
1951{
1952    g_signal_connect(vc->gfx.drawing_area, "draw",
1953                     G_CALLBACK(gd_draw_event), vc);
1954#if defined(CONFIG_OPENGL)
1955    if (gtk_use_gl_area) {
1956        /* wire up GtkGlArea events */
1957        g_signal_connect(vc->gfx.drawing_area, "render",
1958                         G_CALLBACK(gd_render_event), vc);
1959        g_signal_connect(vc->gfx.drawing_area, "resize",
1960                         G_CALLBACK(gd_resize_event), vc);
1961    }
1962#endif
1963    if (qemu_console_is_graphic(vc->gfx.dcl.con)) {
1964        g_signal_connect(vc->gfx.drawing_area, "event",
1965                         G_CALLBACK(gd_event), vc);
1966        g_signal_connect(vc->gfx.drawing_area, "button-press-event",
1967                         G_CALLBACK(gd_button_event), vc);
1968        g_signal_connect(vc->gfx.drawing_area, "button-release-event",
1969                         G_CALLBACK(gd_button_event), vc);
1970        g_signal_connect(vc->gfx.drawing_area, "scroll-event",
1971                         G_CALLBACK(gd_scroll_event), vc);
1972        g_signal_connect(vc->gfx.drawing_area, "key-press-event",
1973                         G_CALLBACK(gd_key_event), vc);
1974        g_signal_connect(vc->gfx.drawing_area, "key-release-event",
1975                         G_CALLBACK(gd_key_event), vc);
1976
1977        g_signal_connect(vc->gfx.drawing_area, "enter-notify-event",
1978                         G_CALLBACK(gd_enter_event), vc);
1979        g_signal_connect(vc->gfx.drawing_area, "leave-notify-event",
1980                         G_CALLBACK(gd_leave_event), vc);
1981        g_signal_connect(vc->gfx.drawing_area, "focus-in-event",
1982                         G_CALLBACK(gd_focus_in_event), vc);
1983        g_signal_connect(vc->gfx.drawing_area, "focus-out-event",
1984                         G_CALLBACK(gd_focus_out_event), vc);
1985        g_signal_connect(vc->gfx.drawing_area, "configure-event",
1986                         G_CALLBACK(gd_configure), vc);
1987        g_signal_connect(vc->gfx.drawing_area, "grab-broken-event",
1988                         G_CALLBACK(gd_grab_broken_event), vc);
1989    } else {
1990        g_signal_connect(vc->gfx.drawing_area, "key-press-event",
1991                         G_CALLBACK(gd_text_key_down), vc);
1992    }
1993}
1994
1995static void gd_connect_signals(GtkDisplayState *s)
1996{
1997    g_signal_connect(s->show_tabs_item, "activate",
1998                     G_CALLBACK(gd_menu_show_tabs), s);
1999    g_signal_connect(s->untabify_item, "activate",
2000                     G_CALLBACK(gd_menu_untabify), s);
2001    g_signal_connect(s->show_menubar_item, "activate",
2002                     G_CALLBACK(gd_menu_show_menubar), s);
2003
2004    g_signal_connect(s->window, "delete-event",
2005                     G_CALLBACK(gd_window_close), s);
2006
2007    g_signal_connect(s->pause_item, "activate",
2008                     G_CALLBACK(gd_menu_pause), s);
2009    g_signal_connect(s->reset_item, "activate",
2010                     G_CALLBACK(gd_menu_reset), s);
2011    g_signal_connect(s->powerdown_item, "activate",
2012                     G_CALLBACK(gd_menu_powerdown), s);
2013    g_signal_connect(s->quit_item, "activate",
2014                     G_CALLBACK(gd_menu_quit), s);
2015#if defined(CONFIG_VTE)
2016    g_signal_connect(s->copy_item, "activate",
2017                     G_CALLBACK(gd_menu_copy), s);
2018#endif
2019    g_signal_connect(s->full_screen_item, "activate",
2020                     G_CALLBACK(gd_menu_full_screen), s);
2021    g_signal_connect(s->zoom_in_item, "activate",
2022                     G_CALLBACK(gd_menu_zoom_in), s);
2023    g_signal_connect(s->zoom_out_item, "activate",
2024                     G_CALLBACK(gd_menu_zoom_out), s);
2025    g_signal_connect(s->zoom_fixed_item, "activate",
2026                     G_CALLBACK(gd_menu_zoom_fixed), s);
2027    g_signal_connect(s->zoom_fit_item, "activate",
2028                     G_CALLBACK(gd_menu_zoom_fit), s);
2029    g_signal_connect(s->grab_item, "activate",
2030                     G_CALLBACK(gd_menu_grab_input), s);
2031    g_signal_connect(s->notebook, "switch-page",
2032                     G_CALLBACK(gd_change_page), s);
2033}
2034
2035static GtkWidget *gd_create_menu_machine(GtkDisplayState *s)
2036{
2037    GtkWidget *machine_menu;
2038    GtkWidget *separator;
2039
2040    machine_menu = gtk_menu_new();
2041    gtk_menu_set_accel_group(GTK_MENU(machine_menu), s->accel_group);
2042
2043    s->pause_item = gtk_check_menu_item_new_with_mnemonic(_("_Pause"));
2044    gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->pause_item);
2045
2046    separator = gtk_separator_menu_item_new();
2047    gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), separator);
2048
2049    s->reset_item = gtk_menu_item_new_with_mnemonic(_("_Reset"));
2050    gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->reset_item);
2051
2052    s->powerdown_item = gtk_menu_item_new_with_mnemonic(_("Power _Down"));
2053    gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->powerdown_item);
2054
2055    separator = gtk_separator_menu_item_new();
2056    gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), separator);
2057
2058    s->quit_item = gtk_menu_item_new_with_mnemonic(_("_Quit"));
2059    gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->quit_item),
2060                                 "<QEMU>/Machine/Quit");
2061    gtk_accel_map_add_entry("<QEMU>/Machine/Quit",
2062                            GDK_KEY_q, HOTKEY_MODIFIERS);
2063    gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->quit_item);
2064
2065    return machine_menu;
2066}
2067
2068#if defined(CONFIG_OPENGL)
2069static void gl_area_realize(GtkGLArea *area, VirtualConsole *vc)
2070{
2071    gtk_gl_area_make_current(area);
2072    qemu_egl_display = eglGetCurrentDisplay();
2073    vc->gfx.has_dmabuf = qemu_egl_has_dmabuf();
2074    if (!vc->gfx.has_dmabuf) {
2075        error_report("GtkGLArea console lacks DMABUF support.");
2076    }
2077}
2078#endif
2079
2080static GSList *gd_vc_gfx_init(GtkDisplayState *s, VirtualConsole *vc,
2081                              QemuConsole *con, int idx,
2082                              GSList *group, GtkWidget *view_menu)
2083{
2084    bool zoom_to_fit = false;
2085
2086    vc->label = qemu_console_get_label(con);
2087    vc->s = s;
2088    vc->gfx.scale_x = 1.0;
2089    vc->gfx.scale_y = 1.0;
2090
2091#if defined(CONFIG_OPENGL)
2092    if (display_opengl) {
2093        if (gtk_use_gl_area) {
2094            vc->gfx.drawing_area = gtk_gl_area_new();
2095            g_signal_connect(vc->gfx.drawing_area, "realize",
2096                             G_CALLBACK(gl_area_realize), vc);
2097            vc->gfx.dcl.ops = &dcl_gl_area_ops;
2098            vc->gfx.dgc.ops = &gl_area_ctx_ops;
2099        } else {
2100#ifdef CONFIG_X11
2101            vc->gfx.drawing_area = gtk_drawing_area_new();
2102            /*
2103             * gtk_widget_set_double_buffered() was deprecated in 3.14.
2104             * It is required for opengl rendering on X11 though.  A
2105             * proper replacement (native opengl support) is only
2106             * available in 3.16+.  Silence the warning if possible.
2107             */
2108#pragma GCC diagnostic push
2109#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
2110            gtk_widget_set_double_buffered(vc->gfx.drawing_area, FALSE);
2111#pragma GCC diagnostic pop
2112            vc->gfx.dcl.ops = &dcl_egl_ops;
2113            vc->gfx.dgc.ops = &egl_ctx_ops;
2114            vc->gfx.has_dmabuf = qemu_egl_has_dmabuf();
2115#else
2116            abort();
2117#endif
2118        }
2119    } else
2120#endif
2121    {
2122        vc->gfx.drawing_area = gtk_drawing_area_new();
2123        vc->gfx.dcl.ops = &dcl_ops;
2124    }
2125
2126
2127    gtk_widget_add_events(vc->gfx.drawing_area,
2128                          GDK_POINTER_MOTION_MASK |
2129                          GDK_BUTTON_PRESS_MASK |
2130                          GDK_BUTTON_RELEASE_MASK |
2131                          GDK_BUTTON_MOTION_MASK |
2132                          GDK_ENTER_NOTIFY_MASK |
2133                          GDK_LEAVE_NOTIFY_MASK |
2134                          GDK_SCROLL_MASK |
2135                          GDK_SMOOTH_SCROLL_MASK |
2136                          GDK_KEY_PRESS_MASK);
2137    gtk_widget_set_can_focus(vc->gfx.drawing_area, TRUE);
2138
2139    vc->type = GD_VC_GFX;
2140    vc->tab_item = vc->gfx.drawing_area;
2141    vc->focus = vc->gfx.drawing_area;
2142    gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook),
2143                             vc->tab_item, gtk_label_new(vc->label));
2144
2145    vc->gfx.kbd = qkbd_state_init(con);
2146    vc->gfx.dcl.con = con;
2147
2148    if (display_opengl) {
2149        qemu_console_set_display_gl_ctx(con, &vc->gfx.dgc);
2150    }
2151    register_displaychangelistener(&vc->gfx.dcl);
2152
2153    gd_connect_vc_gfx_signals(vc);
2154    group = gd_vc_menu_init(s, vc, idx, group, view_menu);
2155
2156    if (dpy_ui_info_supported(vc->gfx.dcl.con)) {
2157        zoom_to_fit = true;
2158    }
2159    if (s->opts->u.gtk.has_zoom_to_fit) {
2160        zoom_to_fit = s->opts->u.gtk.zoom_to_fit;
2161    }
2162    if (zoom_to_fit) {
2163        gtk_menu_item_activate(GTK_MENU_ITEM(s->zoom_fit_item));
2164        s->free_scale = true;
2165    }
2166
2167    return group;
2168}
2169
2170static GtkWidget *gd_create_menu_view(GtkDisplayState *s)
2171{
2172    GSList *group = NULL;
2173    GtkWidget *view_menu;
2174    GtkWidget *separator;
2175    QemuConsole *con;
2176    int vc;
2177
2178    view_menu = gtk_menu_new();
2179    gtk_menu_set_accel_group(GTK_MENU(view_menu), s->accel_group);
2180
2181    s->full_screen_item = gtk_menu_item_new_with_mnemonic(_("_Fullscreen"));
2182
2183#if defined(CONFIG_VTE)
2184    s->copy_item = gtk_menu_item_new_with_mnemonic(_("_Copy"));
2185    gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->copy_item);
2186#endif
2187
2188    gtk_accel_group_connect(s->accel_group, GDK_KEY_f, HOTKEY_MODIFIERS, 0,
2189            g_cclosure_new_swap(G_CALLBACK(gd_accel_full_screen), s, NULL));
2190    gtk_accel_label_set_accel(
2191            GTK_ACCEL_LABEL(gtk_bin_get_child(GTK_BIN(s->full_screen_item))),
2192            GDK_KEY_f, HOTKEY_MODIFIERS);
2193    gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->full_screen_item);
2194
2195    separator = gtk_separator_menu_item_new();
2196    gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
2197
2198    s->zoom_in_item = gtk_menu_item_new_with_mnemonic(_("Zoom _In"));
2199    gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_in_item),
2200                                 "<QEMU>/View/Zoom In");
2201    gtk_accel_map_add_entry("<QEMU>/View/Zoom In", GDK_KEY_plus,
2202                            HOTKEY_MODIFIERS);
2203    gtk_accel_group_connect(s->accel_group, GDK_KEY_equal, HOTKEY_MODIFIERS, 0,
2204            g_cclosure_new_swap(G_CALLBACK(gd_accel_zoom_in), s, NULL));
2205    gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_in_item);
2206
2207    s->zoom_out_item = gtk_menu_item_new_with_mnemonic(_("Zoom _Out"));
2208    gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_out_item),
2209                                 "<QEMU>/View/Zoom Out");
2210    gtk_accel_map_add_entry("<QEMU>/View/Zoom Out", GDK_KEY_minus,
2211                            HOTKEY_MODIFIERS);
2212    gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_out_item);
2213
2214    s->zoom_fixed_item = gtk_menu_item_new_with_mnemonic(_("Best _Fit"));
2215    gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_fixed_item),
2216                                 "<QEMU>/View/Zoom Fixed");
2217    gtk_accel_map_add_entry("<QEMU>/View/Zoom Fixed", GDK_KEY_0,
2218                            HOTKEY_MODIFIERS);
2219    gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_fixed_item);
2220
2221    s->zoom_fit_item = gtk_check_menu_item_new_with_mnemonic(_("Zoom To _Fit"));
2222    gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_fit_item);
2223
2224    separator = gtk_separator_menu_item_new();
2225    gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
2226
2227    s->grab_on_hover_item = gtk_check_menu_item_new_with_mnemonic(_("Grab On _Hover"));
2228    gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->grab_on_hover_item);
2229
2230    s->grab_item = gtk_check_menu_item_new_with_mnemonic(_("_Grab Input"));
2231    gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->grab_item),
2232                                 "<QEMU>/View/Grab Input");
2233    gtk_accel_map_add_entry("<QEMU>/View/Grab Input", GDK_KEY_g,
2234                            HOTKEY_MODIFIERS);
2235    gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->grab_item);
2236
2237    separator = gtk_separator_menu_item_new();
2238    gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
2239
2240    /* gfx */
2241    for (vc = 0;; vc++) {
2242        con = qemu_console_lookup_by_index(vc);
2243        if (!con) {
2244            break;
2245        }
2246        group = gd_vc_gfx_init(s, &s->vc[vc], con,
2247                               vc, group, view_menu);
2248        s->nb_vcs++;
2249    }
2250
2251#if defined(CONFIG_VTE)
2252    /* vte */
2253    gd_vcs_init(s, group, view_menu);
2254#endif
2255
2256    separator = gtk_separator_menu_item_new();
2257    gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
2258
2259    s->show_tabs_item = gtk_check_menu_item_new_with_mnemonic(_("Show _Tabs"));
2260    gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->show_tabs_item);
2261
2262    s->untabify_item = gtk_menu_item_new_with_mnemonic(_("Detach Tab"));
2263    gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->untabify_item);
2264
2265    s->show_menubar_item = gtk_check_menu_item_new_with_mnemonic(
2266            _("Show Menubar"));
2267    gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->show_menubar_item),
2268                                   TRUE);
2269    gtk_accel_group_connect(s->accel_group, GDK_KEY_m, HOTKEY_MODIFIERS, 0,
2270            g_cclosure_new_swap(G_CALLBACK(gd_accel_show_menubar), s, NULL));
2271    gtk_accel_label_set_accel(
2272            GTK_ACCEL_LABEL(gtk_bin_get_child(GTK_BIN(s->show_menubar_item))),
2273            GDK_KEY_m, HOTKEY_MODIFIERS);
2274    gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->show_menubar_item);
2275
2276    return view_menu;
2277}
2278
2279static void gd_create_menus(GtkDisplayState *s)
2280{
2281    GtkSettings *settings;
2282
2283    s->accel_group = gtk_accel_group_new();
2284    s->machine_menu = gd_create_menu_machine(s);
2285    s->view_menu = gd_create_menu_view(s);
2286
2287    s->machine_menu_item = gtk_menu_item_new_with_mnemonic(_("_Machine"));
2288    gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->machine_menu_item),
2289                              s->machine_menu);
2290    gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->machine_menu_item);
2291
2292    s->view_menu_item = gtk_menu_item_new_with_mnemonic(_("_View"));
2293    gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->view_menu_item), s->view_menu);
2294    gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->view_menu_item);
2295
2296    g_object_set_data(G_OBJECT(s->window), "accel_group", s->accel_group);
2297    gtk_window_add_accel_group(GTK_WINDOW(s->window), s->accel_group);
2298
2299    /* Disable the default "F10" menu shortcut. */
2300    settings = gtk_widget_get_settings(s->window);
2301    g_object_set(G_OBJECT(settings), "gtk-menu-bar-accel", "", NULL);
2302}
2303
2304
2305static gboolean gtkinit;
2306
2307static void gtk_display_init(DisplayState *ds, DisplayOptions *opts)
2308{
2309    VirtualConsole *vc;
2310
2311    GtkDisplayState *s = g_malloc0(sizeof(*s));
2312    GdkDisplay *window_display;
2313    GtkIconTheme *theme;
2314    char *dir;
2315
2316    if (!gtkinit) {
2317        fprintf(stderr, "gtk initialization failed\n");
2318        exit(1);
2319    }
2320    assert(opts->type == DISPLAY_TYPE_GTK);
2321    s->opts = opts;
2322
2323    theme = gtk_icon_theme_get_default();
2324    dir = get_relocated_path(CONFIG_QEMU_ICONDIR);
2325    gtk_icon_theme_prepend_search_path(theme, dir);
2326    g_free(dir);
2327    g_set_prgname("qemu");
2328
2329    s->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
2330    s->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
2331    s->notebook = gtk_notebook_new();
2332    s->menu_bar = gtk_menu_bar_new();
2333
2334    s->free_scale = FALSE;
2335
2336    /* Mostly LC_MESSAGES only. See early_gtk_display_init() for details. For
2337     * LC_CTYPE, we need to make sure that non-ASCII characters are considered
2338     * printable, but without changing any of the character classes to make
2339     * sure that we don't accidentally break implicit assumptions.  */
2340    setlocale(LC_MESSAGES, "");
2341    setlocale(LC_CTYPE, "C.UTF-8");
2342    dir = get_relocated_path(CONFIG_QEMU_LOCALEDIR);
2343    bindtextdomain("qemu", dir);
2344    g_free(dir);
2345    bind_textdomain_codeset("qemu", "UTF-8");
2346    textdomain("qemu");
2347
2348    window_display = gtk_widget_get_display(s->window);
2349    if (s->opts->has_show_cursor && s->opts->show_cursor) {
2350        s->null_cursor = NULL; /* default pointer */
2351    } else {
2352        s->null_cursor = gdk_cursor_new_for_display(window_display,
2353                                                    GDK_BLANK_CURSOR);
2354    }
2355
2356    s->mouse_mode_notifier.notify = gd_mouse_mode_change;
2357    qemu_add_mouse_mode_change_notifier(&s->mouse_mode_notifier);
2358    qemu_add_vm_change_state_handler(gd_change_runstate, s);
2359
2360    gtk_window_set_icon_name(GTK_WINDOW(s->window), "qemu");
2361
2362    gd_create_menus(s);
2363
2364    gd_connect_signals(s);
2365
2366    gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
2367    gtk_notebook_set_show_border(GTK_NOTEBOOK(s->notebook), FALSE);
2368
2369    gd_update_caption(s);
2370
2371    gtk_box_pack_start(GTK_BOX(s->vbox), s->menu_bar, FALSE, TRUE, 0);
2372    gtk_box_pack_start(GTK_BOX(s->vbox), s->notebook, TRUE, TRUE, 0);
2373
2374    gtk_container_add(GTK_CONTAINER(s->window), s->vbox);
2375
2376    gtk_widget_show_all(s->window);
2377
2378    vc = gd_vc_find_current(s);
2379    gtk_widget_set_sensitive(s->view_menu, vc != NULL);
2380#ifdef CONFIG_VTE
2381    gtk_widget_set_sensitive(s->copy_item,
2382                             vc && vc->type == GD_VC_VTE);
2383#endif
2384
2385    if (opts->has_full_screen &&
2386        opts->full_screen) {
2387        gtk_menu_item_activate(GTK_MENU_ITEM(s->full_screen_item));
2388    }
2389    if (opts->u.gtk.has_grab_on_hover &&
2390        opts->u.gtk.grab_on_hover) {
2391        gtk_menu_item_activate(GTK_MENU_ITEM(s->grab_on_hover_item));
2392    }
2393    if (opts->u.gtk.has_show_tabs &&
2394        opts->u.gtk.show_tabs) {
2395        gtk_menu_item_activate(GTK_MENU_ITEM(s->show_tabs_item));
2396    }
2397    gd_clipboard_init(s);
2398}
2399
2400static void early_gtk_display_init(DisplayOptions *opts)
2401{
2402    /* The QEMU code relies on the assumption that it's always run in
2403     * the C locale. Therefore it is not prepared to deal with
2404     * operations that produce different results depending on the
2405     * locale, such as printf's formatting of decimal numbers, and
2406     * possibly others.
2407     *
2408     * Since GTK+ calls setlocale() by default -importing the locale
2409     * settings from the environment- we must prevent it from doing so
2410     * using gtk_disable_setlocale().
2411     *
2412     * QEMU's GTK+ UI, however, _does_ have translations for some of
2413     * the menu items. As a trade-off between a functionally correct
2414     * QEMU and a fully internationalized UI we support importing
2415     * LC_MESSAGES from the environment (see the setlocale() call
2416     * earlier in this file). This allows us to display translated
2417     * messages leaving everything else untouched.
2418     */
2419    gtk_disable_setlocale();
2420    gtkinit = gtk_init_check(NULL, NULL);
2421    if (!gtkinit) {
2422        /* don't exit yet, that'll break -help */
2423        return;
2424    }
2425
2426    assert(opts->type == DISPLAY_TYPE_GTK);
2427    if (opts->has_gl && opts->gl != DISPLAYGL_MODE_OFF) {
2428#if defined(CONFIG_OPENGL)
2429#if defined(GDK_WINDOWING_WAYLAND)
2430        if (GDK_IS_WAYLAND_DISPLAY(gdk_display_get_default())) {
2431            gtk_use_gl_area = true;
2432            gtk_gl_area_init();
2433        } else
2434#endif
2435        {
2436#ifdef CONFIG_X11
2437            DisplayGLMode mode = opts->has_gl ? opts->gl : DISPLAYGL_MODE_ON;
2438            gtk_egl_init(mode);
2439#endif
2440        }
2441#endif
2442    }
2443
2444    keycode_map = gd_get_keymap(&keycode_maplen);
2445
2446#if defined(CONFIG_VTE)
2447    type_register(&char_gd_vc_type_info);
2448#endif
2449}
2450
2451static QemuDisplay qemu_display_gtk = {
2452    .type       = DISPLAY_TYPE_GTK,
2453    .early_init = early_gtk_display_init,
2454    .init       = gtk_display_init,
2455};
2456
2457static void register_gtk(void)
2458{
2459    qemu_display_register(&qemu_display_gtk);
2460}
2461
2462type_init(register_gtk);
2463
2464#ifdef CONFIG_OPENGL
2465module_dep("ui-opengl");
2466#endif
2467