xref: /openbmc/qemu/ui/gtk.c (revision f0dbe427ec7c0dd81fc95c1d0d7174b79b6e6587)
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/error-report.h"
40  #include "qemu/main-loop.h"
41  
42  #include "ui/console.h"
43  #include "ui/gtk.h"
44  #ifdef G_OS_WIN32
45  #include <gdk/gdkwin32.h>
46  #endif
47  #include "ui/win32-kbd-hook.h"
48  
49  #include <glib/gi18n.h>
50  #include <locale.h>
51  #if defined(CONFIG_VTE)
52  #include <vte/vte.h>
53  #endif
54  #include <math.h>
55  
56  #include "trace.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  
119  static const guint16 *keycode_map;
120  static size_t keycode_maplen;
121  
122  struct VCChardev {
123      Chardev parent;
124      VirtualConsole *console;
125      bool echo;
126  };
127  typedef struct VCChardev VCChardev;
128  
129  #define TYPE_CHARDEV_VC "chardev-vc"
130  DECLARE_INSTANCE_CHECKER(VCChardev, VC_CHARDEV,
131                           TYPE_CHARDEV_VC)
132  
133  static struct touch_slot touch_slots[INPUT_EVENT_SLOTS_MAX];
134  
135  bool gtk_use_gl_area;
136  
137  static void gd_grab_pointer(VirtualConsole *vc, const char *reason);
138  static void gd_ungrab_pointer(GtkDisplayState *s);
139  static void gd_grab_keyboard(VirtualConsole *vc, const char *reason);
140  static void gd_ungrab_keyboard(GtkDisplayState *s);
141  
142  /** Utility Functions **/
143  
144  static VirtualConsole *gd_vc_find_by_menu(GtkDisplayState *s)
145  {
146      VirtualConsole *vc;
147      gint i;
148  
149      for (i = 0; i < s->nb_vcs; i++) {
150          vc = &s->vc[i];
151          if (gtk_check_menu_item_get_active
152              (GTK_CHECK_MENU_ITEM(vc->menu_item))) {
153              return vc;
154          }
155      }
156      return NULL;
157  }
158  
159  static VirtualConsole *gd_vc_find_by_page(GtkDisplayState *s, gint page)
160  {
161      VirtualConsole *vc;
162      gint i, p;
163  
164      for (i = 0; i < s->nb_vcs; i++) {
165          vc = &s->vc[i];
166          p = gtk_notebook_page_num(GTK_NOTEBOOK(s->notebook), vc->tab_item);
167          if (p == page) {
168              return vc;
169          }
170      }
171      return NULL;
172  }
173  
174  static VirtualConsole *gd_vc_find_current(GtkDisplayState *s)
175  {
176      gint page;
177  
178      page = gtk_notebook_get_current_page(GTK_NOTEBOOK(s->notebook));
179      return gd_vc_find_by_page(s, page);
180  }
181  
182  static bool gd_is_grab_active(GtkDisplayState *s)
183  {
184      return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_item));
185  }
186  
187  static bool gd_grab_on_hover(GtkDisplayState *s)
188  {
189      return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_on_hover_item));
190  }
191  
192  static void gd_update_cursor(VirtualConsole *vc)
193  {
194      GtkDisplayState *s = vc->s;
195      GdkWindow *window;
196  
197      if (vc->type != GD_VC_GFX ||
198          !qemu_console_is_graphic(vc->gfx.dcl.con)) {
199          return;
200      }
201  
202      if (!gtk_widget_get_realized(vc->gfx.drawing_area)) {
203          return;
204      }
205  
206      window = gtk_widget_get_window(GTK_WIDGET(vc->gfx.drawing_area));
207      if (s->full_screen || qemu_input_is_absolute(vc->gfx.dcl.con) || s->ptr_owner == vc) {
208          gdk_window_set_cursor(window, s->null_cursor);
209      } else {
210          gdk_window_set_cursor(window, NULL);
211      }
212  }
213  
214  static void gd_update_caption(GtkDisplayState *s)
215  {
216      const char *status = "";
217      gchar *prefix;
218      gchar *title;
219      const char *grab = "";
220      bool is_paused = !runstate_is_running();
221      int i;
222  
223      if (qemu_name) {
224          prefix = g_strdup_printf("QEMU (%s)", qemu_name);
225      } else {
226          prefix = g_strdup_printf("QEMU");
227      }
228  
229      if (s->ptr_owner != NULL &&
230          s->ptr_owner->window == NULL) {
231          grab = _(" - Press Ctrl+Alt+G to release grab");
232      }
233  
234      if (is_paused) {
235          status = _(" [Paused]");
236      }
237      s->external_pause_update = true;
238      gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->pause_item),
239                                     is_paused);
240      s->external_pause_update = false;
241  
242      title = g_strdup_printf("%s%s%s", prefix, status, grab);
243      gtk_window_set_title(GTK_WINDOW(s->window), title);
244      g_free(title);
245  
246      for (i = 0; i < s->nb_vcs; i++) {
247          VirtualConsole *vc = &s->vc[i];
248  
249          if (!vc->window) {
250              continue;
251          }
252          title = g_strdup_printf("%s: %s%s%s", prefix, vc->label,
253                                  vc == s->kbd_owner ? " +kbd" : "",
254                                  vc == s->ptr_owner ? " +ptr" : "");
255          gtk_window_set_title(GTK_WINDOW(vc->window), title);
256          g_free(title);
257      }
258  
259      g_free(prefix);
260  }
261  
262  static void gd_update_geometry_hints(VirtualConsole *vc)
263  {
264      GtkDisplayState *s = vc->s;
265      GdkWindowHints mask = 0;
266      GdkGeometry geo = {};
267      GtkWidget *geo_widget = NULL;
268      GtkWindow *geo_window;
269  
270      if (vc->type == GD_VC_GFX) {
271          if (!vc->gfx.ds) {
272              return;
273          }
274          if (s->free_scale) {
275              geo.min_width  = surface_width(vc->gfx.ds) * VC_SCALE_MIN;
276              geo.min_height = surface_height(vc->gfx.ds) * VC_SCALE_MIN;
277              mask |= GDK_HINT_MIN_SIZE;
278          } else {
279              geo.min_width  = surface_width(vc->gfx.ds) * vc->gfx.scale_x;
280              geo.min_height = surface_height(vc->gfx.ds) * vc->gfx.scale_y;
281              mask |= GDK_HINT_MIN_SIZE;
282          }
283          geo_widget = vc->gfx.drawing_area;
284          gtk_widget_set_size_request(geo_widget, geo.min_width, geo.min_height);
285  
286  #if defined(CONFIG_VTE)
287      } else if (vc->type == GD_VC_VTE) {
288          VteTerminal *term = VTE_TERMINAL(vc->vte.terminal);
289          GtkBorder padding = { 0 };
290  
291  #if VTE_CHECK_VERSION(0, 37, 0)
292          gtk_style_context_get_padding(
293                  gtk_widget_get_style_context(vc->vte.terminal),
294                  gtk_widget_get_state_flags(vc->vte.terminal),
295                  &padding);
296  #else
297          {
298              GtkBorder *ib = NULL;
299              gtk_widget_style_get(vc->vte.terminal, "inner-border", &ib, NULL);
300              if (ib) {
301                  padding = *ib;
302                  gtk_border_free(ib);
303              }
304          }
305  #endif
306  
307          geo.width_inc  = vte_terminal_get_char_width(term);
308          geo.height_inc = vte_terminal_get_char_height(term);
309          mask |= GDK_HINT_RESIZE_INC;
310          geo.base_width  = geo.width_inc;
311          geo.base_height = geo.height_inc;
312          mask |= GDK_HINT_BASE_SIZE;
313          geo.min_width  = geo.width_inc * VC_TERM_X_MIN;
314          geo.min_height = geo.height_inc * VC_TERM_Y_MIN;
315          mask |= GDK_HINT_MIN_SIZE;
316  
317          geo.base_width  += padding.left + padding.right;
318          geo.base_height += padding.top + padding.bottom;
319          geo.min_width   += padding.left + padding.right;
320          geo.min_height  += padding.top + padding.bottom;
321          geo_widget = vc->vte.terminal;
322  #endif
323      }
324  
325      geo_window = GTK_WINDOW(vc->window ? vc->window : s->window);
326      gtk_window_set_geometry_hints(geo_window, geo_widget, &geo, mask);
327  }
328  
329  void gd_update_windowsize(VirtualConsole *vc)
330  {
331      GtkDisplayState *s = vc->s;
332  
333      gd_update_geometry_hints(vc);
334  
335      if (vc->type == GD_VC_GFX && !s->full_screen && !s->free_scale) {
336          gtk_window_resize(GTK_WINDOW(vc->window ? vc->window : s->window),
337                            VC_WINDOW_X_MIN, VC_WINDOW_Y_MIN);
338      }
339  }
340  
341  static void gd_update_full_redraw(VirtualConsole *vc)
342  {
343      GtkWidget *area = vc->gfx.drawing_area;
344      int ww, wh;
345      ww = gdk_window_get_width(gtk_widget_get_window(area));
346      wh = gdk_window_get_height(gtk_widget_get_window(area));
347  #if defined(CONFIG_OPENGL)
348      if (vc->gfx.gls && gtk_use_gl_area) {
349          gtk_gl_area_queue_render(GTK_GL_AREA(vc->gfx.drawing_area));
350          return;
351      }
352  #endif
353      gtk_widget_queue_draw_area(area, 0, 0, ww, wh);
354  }
355  
356  static void gtk_release_modifiers(GtkDisplayState *s)
357  {
358      VirtualConsole *vc = gd_vc_find_current(s);
359  
360      if (vc->type != GD_VC_GFX ||
361          !qemu_console_is_graphic(vc->gfx.dcl.con)) {
362          return;
363      }
364      qkbd_state_lift_all_keys(vc->gfx.kbd);
365  }
366  
367  static void gd_widget_reparent(GtkWidget *from, GtkWidget *to,
368                                 GtkWidget *widget)
369  {
370      g_object_ref(G_OBJECT(widget));
371      gtk_container_remove(GTK_CONTAINER(from), widget);
372      gtk_container_add(GTK_CONTAINER(to), widget);
373      g_object_unref(G_OBJECT(widget));
374  }
375  
376  static void *gd_win32_get_hwnd(VirtualConsole *vc)
377  {
378  #ifdef G_OS_WIN32
379      return gdk_win32_window_get_impl_hwnd(
380          gtk_widget_get_window(vc->window ? vc->window : vc->s->window));
381  #else
382      return NULL;
383  #endif
384  }
385  
386  /** DisplayState Callbacks **/
387  
388  static void gd_update(DisplayChangeListener *dcl,
389                        int x, int y, int w, int h)
390  {
391      VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
392      GdkWindow *win;
393      int x1, x2, y1, y2;
394      int mx, my;
395      int fbw, fbh;
396      int ww, wh;
397  
398      trace_gd_update(vc->label, x, y, w, h);
399  
400      if (!gtk_widget_get_realized(vc->gfx.drawing_area)) {
401          return;
402      }
403  
404      if (vc->gfx.convert) {
405          pixman_image_composite(PIXMAN_OP_SRC, vc->gfx.ds->image,
406                                 NULL, vc->gfx.convert,
407                                 x, y, 0, 0, x, y, w, h);
408      }
409  
410      x1 = floor(x * vc->gfx.scale_x);
411      y1 = floor(y * vc->gfx.scale_y);
412  
413      x2 = ceil(x * vc->gfx.scale_x + w * vc->gfx.scale_x);
414      y2 = ceil(y * vc->gfx.scale_y + h * vc->gfx.scale_y);
415  
416      fbw = surface_width(vc->gfx.ds) * vc->gfx.scale_x;
417      fbh = surface_height(vc->gfx.ds) * vc->gfx.scale_y;
418  
419      win = gtk_widget_get_window(vc->gfx.drawing_area);
420      if (!win) {
421          return;
422      }
423      ww = gdk_window_get_width(win);
424      wh = gdk_window_get_height(win);
425  
426      mx = my = 0;
427      if (ww > fbw) {
428          mx = (ww - fbw) / 2;
429      }
430      if (wh > fbh) {
431          my = (wh - fbh) / 2;
432      }
433  
434      gtk_widget_queue_draw_area(vc->gfx.drawing_area,
435                                 mx + x1, my + y1, (x2 - x1), (y2 - y1));
436  }
437  
438  static void gd_refresh(DisplayChangeListener *dcl)
439  {
440      graphic_hw_update(dcl->con);
441  }
442  
443  static GdkDevice *gd_get_pointer(GdkDisplay *dpy)
444  {
445      return gdk_seat_get_pointer(gdk_display_get_default_seat(dpy));
446  }
447  
448  static void gd_mouse_set(DisplayChangeListener *dcl,
449                           int x, int y, int visible)
450  {
451      VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
452      GdkDisplay *dpy;
453      gint x_root, y_root;
454  
455      if (!gtk_widget_get_realized(vc->gfx.drawing_area) ||
456          qemu_input_is_absolute(dcl->con)) {
457          return;
458      }
459  
460      dpy = gtk_widget_get_display(vc->gfx.drawing_area);
461      gdk_window_get_root_coords(gtk_widget_get_window(vc->gfx.drawing_area),
462                                 x, y, &x_root, &y_root);
463      gdk_device_warp(gd_get_pointer(dpy),
464                      gtk_widget_get_screen(vc->gfx.drawing_area),
465                      x_root, y_root);
466      vc->s->last_x = x;
467      vc->s->last_y = y;
468  }
469  
470  static void gd_cursor_define(DisplayChangeListener *dcl,
471                               QEMUCursor *c)
472  {
473      VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
474      GdkPixbuf *pixbuf;
475      GdkCursor *cursor;
476  
477      if (!gtk_widget_get_realized(vc->gfx.drawing_area)) {
478          return;
479      }
480  
481      pixbuf = gdk_pixbuf_new_from_data((guchar *)(c->data),
482                                        GDK_COLORSPACE_RGB, true, 8,
483                                        c->width, c->height, c->width * 4,
484                                        NULL, NULL);
485      cursor = gdk_cursor_new_from_pixbuf
486          (gtk_widget_get_display(vc->gfx.drawing_area),
487           pixbuf, c->hot_x, c->hot_y);
488      gdk_window_set_cursor(gtk_widget_get_window(vc->gfx.drawing_area), cursor);
489      g_object_unref(pixbuf);
490      g_object_unref(cursor);
491  }
492  
493  static void gd_switch(DisplayChangeListener *dcl,
494                        DisplaySurface *surface)
495  {
496      VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
497      bool resized = true;
498  
499      trace_gd_switch(vc->label, surface_width(surface), surface_height(surface));
500  
501      if (vc->gfx.surface) {
502          cairo_surface_destroy(vc->gfx.surface);
503          vc->gfx.surface = NULL;
504      }
505      if (vc->gfx.convert) {
506          pixman_image_unref(vc->gfx.convert);
507          vc->gfx.convert = NULL;
508      }
509  
510      if (vc->gfx.ds &&
511          surface_width(vc->gfx.ds) == surface_width(surface) &&
512          surface_height(vc->gfx.ds) == surface_height(surface)) {
513          resized = false;
514      }
515      vc->gfx.ds = surface;
516  
517      if (surface_format(surface) == PIXMAN_x8r8g8b8) {
518          /*
519           * PIXMAN_x8r8g8b8 == CAIRO_FORMAT_RGB24
520           *
521           * No need to convert, use surface directly.  Should be the
522           * common case as this is qemu_default_pixelformat(32) too.
523           */
524          vc->gfx.surface = cairo_image_surface_create_for_data
525              (surface_data(surface),
526               CAIRO_FORMAT_RGB24,
527               surface_width(surface),
528               surface_height(surface),
529               surface_stride(surface));
530      } else {
531          /* Must convert surface, use pixman to do it. */
532          vc->gfx.convert = pixman_image_create_bits(PIXMAN_x8r8g8b8,
533                                                     surface_width(surface),
534                                                     surface_height(surface),
535                                                     NULL, 0);
536          vc->gfx.surface = cairo_image_surface_create_for_data
537              ((void *)pixman_image_get_data(vc->gfx.convert),
538               CAIRO_FORMAT_RGB24,
539               pixman_image_get_width(vc->gfx.convert),
540               pixman_image_get_height(vc->gfx.convert),
541               pixman_image_get_stride(vc->gfx.convert));
542          pixman_image_composite(PIXMAN_OP_SRC, vc->gfx.ds->image,
543                                 NULL, vc->gfx.convert,
544                                 0, 0, 0, 0, 0, 0,
545                                 pixman_image_get_width(vc->gfx.convert),
546                                 pixman_image_get_height(vc->gfx.convert));
547      }
548  
549      if (resized) {
550          gd_update_windowsize(vc);
551      } else {
552          gd_update_full_redraw(vc);
553      }
554  }
555  
556  static const DisplayChangeListenerOps dcl_ops = {
557      .dpy_name             = "gtk",
558      .dpy_gfx_update       = gd_update,
559      .dpy_gfx_switch       = gd_switch,
560      .dpy_gfx_check_format = qemu_pixman_check_format,
561      .dpy_refresh          = gd_refresh,
562      .dpy_mouse_set        = gd_mouse_set,
563      .dpy_cursor_define    = gd_cursor_define,
564  };
565  
566  
567  #if defined(CONFIG_OPENGL)
568  
569  static bool gd_has_dmabuf(DisplayChangeListener *dcl)
570  {
571      VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
572  
573      if (gtk_use_gl_area && !gtk_widget_get_realized(vc->gfx.drawing_area)) {
574          /* FIXME: Assume it will work, actual check done after realize */
575          /* fixing this would require delaying listener registration */
576          return true;
577      }
578  
579      return vc->gfx.has_dmabuf;
580  }
581  
582  static void gd_gl_release_dmabuf(DisplayChangeListener *dcl,
583                                   QemuDmaBuf *dmabuf)
584  {
585  #ifdef CONFIG_GBM
586      VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
587  
588      egl_dmabuf_release_texture(dmabuf);
589      if (vc->gfx.guest_fb.dmabuf == dmabuf) {
590          vc->gfx.guest_fb.dmabuf = NULL;
591      }
592  #endif
593  }
594  
595  void gd_hw_gl_flushed(void *vcon)
596  {
597      VirtualConsole *vc = vcon;
598      QemuDmaBuf *dmabuf = vc->gfx.guest_fb.dmabuf;
599  
600      qemu_set_fd_handler(dmabuf->fence_fd, NULL, NULL, NULL);
601      close(dmabuf->fence_fd);
602      dmabuf->fence_fd = -1;
603      graphic_hw_gl_block(vc->gfx.dcl.con, false);
604  }
605  
606  /** DisplayState Callbacks (opengl version) **/
607  
608  static const DisplayChangeListenerOps dcl_gl_area_ops = {
609      .dpy_name             = "gtk-egl",
610      .dpy_gfx_update       = gd_gl_area_update,
611      .dpy_gfx_switch       = gd_gl_area_switch,
612      .dpy_gfx_check_format = console_gl_check_format,
613      .dpy_refresh          = gd_gl_area_refresh,
614      .dpy_mouse_set        = gd_mouse_set,
615      .dpy_cursor_define    = gd_cursor_define,
616  
617      .dpy_gl_scanout_texture  = gd_gl_area_scanout_texture,
618      .dpy_gl_scanout_disable  = gd_gl_area_scanout_disable,
619      .dpy_gl_update           = gd_gl_area_scanout_flush,
620      .dpy_gl_scanout_dmabuf   = gd_gl_area_scanout_dmabuf,
621      .dpy_gl_release_dmabuf   = gd_gl_release_dmabuf,
622      .dpy_has_dmabuf          = gd_has_dmabuf,
623  };
624  
625  static bool
626  gd_gl_area_is_compatible_dcl(DisplayGLCtx *dgc,
627                               DisplayChangeListener *dcl)
628  {
629      return dcl->ops == &dcl_gl_area_ops;
630  }
631  
632  static const DisplayGLCtxOps gl_area_ctx_ops = {
633      .dpy_gl_ctx_is_compatible_dcl = gd_gl_area_is_compatible_dcl,
634      .dpy_gl_ctx_create       = gd_gl_area_create_context,
635      .dpy_gl_ctx_destroy      = gd_gl_area_destroy_context,
636      .dpy_gl_ctx_make_current = gd_gl_area_make_current,
637  };
638  
639  #ifdef CONFIG_X11
640  static const DisplayChangeListenerOps dcl_egl_ops = {
641      .dpy_name             = "gtk-egl",
642      .dpy_gfx_update       = gd_egl_update,
643      .dpy_gfx_switch       = gd_egl_switch,
644      .dpy_gfx_check_format = console_gl_check_format,
645      .dpy_refresh          = gd_egl_refresh,
646      .dpy_mouse_set        = gd_mouse_set,
647      .dpy_cursor_define    = gd_cursor_define,
648  
649      .dpy_gl_scanout_disable  = gd_egl_scanout_disable,
650      .dpy_gl_scanout_texture  = gd_egl_scanout_texture,
651      .dpy_gl_scanout_dmabuf   = gd_egl_scanout_dmabuf,
652      .dpy_gl_cursor_dmabuf    = gd_egl_cursor_dmabuf,
653      .dpy_gl_cursor_position  = gd_egl_cursor_position,
654      .dpy_gl_update           = gd_egl_flush,
655      .dpy_gl_release_dmabuf   = gd_gl_release_dmabuf,
656      .dpy_has_dmabuf          = gd_has_dmabuf,
657  };
658  
659  static bool
660  gd_egl_is_compatible_dcl(DisplayGLCtx *dgc,
661                           DisplayChangeListener *dcl)
662  {
663      return dcl->ops == &dcl_egl_ops;
664  }
665  
666  static const DisplayGLCtxOps egl_ctx_ops = {
667      .dpy_gl_ctx_is_compatible_dcl = gd_egl_is_compatible_dcl,
668      .dpy_gl_ctx_create       = gd_egl_create_context,
669      .dpy_gl_ctx_destroy      = qemu_egl_destroy_context,
670      .dpy_gl_ctx_make_current = gd_egl_make_current,
671  };
672  #endif
673  
674  #endif /* CONFIG_OPENGL */
675  
676  /** QEMU Events **/
677  
678  static void gd_change_runstate(void *opaque, bool running, RunState state)
679  {
680      GtkDisplayState *s = opaque;
681  
682      gd_update_caption(s);
683  }
684  
685  static void gd_mouse_mode_change(Notifier *notify, void *data)
686  {
687      GtkDisplayState *s;
688      int i;
689  
690      s = container_of(notify, GtkDisplayState, mouse_mode_notifier);
691      /* release the grab at switching to absolute mode */
692      if (s->ptr_owner && qemu_input_is_absolute(s->ptr_owner->gfx.dcl.con)) {
693          if (!s->ptr_owner->window) {
694              gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
695                                             FALSE);
696          } else {
697              gd_ungrab_pointer(s);
698          }
699      }
700      for (i = 0; i < s->nb_vcs; i++) {
701          VirtualConsole *vc = &s->vc[i];
702          gd_update_cursor(vc);
703      }
704  }
705  
706  /** GTK Events **/
707  
708  static gboolean gd_window_close(GtkWidget *widget, GdkEvent *event,
709                                  void *opaque)
710  {
711      GtkDisplayState *s = opaque;
712      bool allow_close = true;
713  
714      if (s->opts->has_window_close && !s->opts->window_close) {
715          allow_close = false;
716      }
717  
718      if (allow_close) {
719          qmp_quit(NULL);
720      }
721  
722      return TRUE;
723  }
724  
725  static void gd_set_ui_refresh_rate(VirtualConsole *vc, int refresh_rate)
726  {
727      QemuUIInfo info;
728  
729      if (!dpy_ui_info_supported(vc->gfx.dcl.con)) {
730          return;
731      }
732  
733      info = *dpy_get_ui_info(vc->gfx.dcl.con);
734      info.refresh_rate = refresh_rate;
735      dpy_set_ui_info(vc->gfx.dcl.con, &info, true);
736  }
737  
738  static void gd_set_ui_size(VirtualConsole *vc, gint width, gint height)
739  {
740      QemuUIInfo info;
741  
742      if (!dpy_ui_info_supported(vc->gfx.dcl.con)) {
743          return;
744      }
745  
746      info = *dpy_get_ui_info(vc->gfx.dcl.con);
747      info.width = width;
748      info.height = height;
749      dpy_set_ui_info(vc->gfx.dcl.con, &info, true);
750  }
751  
752  #if defined(CONFIG_OPENGL)
753  
754  static gboolean gd_render_event(GtkGLArea *area, GdkGLContext *context,
755                                  void *opaque)
756  {
757      VirtualConsole *vc = opaque;
758  
759      if (vc->gfx.gls) {
760          gd_gl_area_draw(vc);
761      }
762      return TRUE;
763  }
764  
765  static void gd_resize_event(GtkGLArea *area,
766                              gint width, gint height, gpointer *opaque)
767  {
768      VirtualConsole *vc = (void *)opaque;
769  
770      gd_set_ui_size(vc, width, height);
771  }
772  
773  #endif
774  
775  void gd_update_monitor_refresh_rate(VirtualConsole *vc, GtkWidget *widget)
776  {
777  #ifdef GDK_VERSION_3_22
778      GdkWindow *win = gtk_widget_get_window(widget);
779      int refresh_rate;
780  
781      if (win) {
782          GdkDisplay *dpy = gtk_widget_get_display(widget);
783          GdkMonitor *monitor = gdk_display_get_monitor_at_window(dpy, win);
784          refresh_rate = gdk_monitor_get_refresh_rate(monitor); /* [mHz] */
785      } else {
786          refresh_rate = 0;
787      }
788  
789      gd_set_ui_refresh_rate(vc, refresh_rate);
790  
791      /* T = 1 / f = 1 [s*Hz] / f = 1000*1000 [ms*mHz] / f */
792      vc->gfx.dcl.update_interval = refresh_rate ?
793          MIN(1000 * 1000 / refresh_rate, GUI_REFRESH_INTERVAL_DEFAULT) :
794          GUI_REFRESH_INTERVAL_DEFAULT;
795  #endif
796  }
797  
798  static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque)
799  {
800      VirtualConsole *vc = opaque;
801      GtkDisplayState *s = vc->s;
802      int mx, my;
803      int ww, wh;
804      int fbw, fbh;
805  
806  #if defined(CONFIG_OPENGL)
807      if (vc->gfx.gls) {
808          if (gtk_use_gl_area) {
809              /* invoke render callback please */
810              return FALSE;
811          } else {
812  #ifdef CONFIG_X11
813              gd_egl_draw(vc);
814              return TRUE;
815  #else
816              abort();
817  #endif
818          }
819      }
820  #endif
821  
822      if (!gtk_widget_get_realized(widget)) {
823          return FALSE;
824      }
825      if (!vc->gfx.ds) {
826          return FALSE;
827      }
828      if (!vc->gfx.surface) {
829          return FALSE;
830      }
831  
832      gd_update_monitor_refresh_rate(vc, vc->window ? vc->window : s->window);
833  
834      fbw = surface_width(vc->gfx.ds);
835      fbh = surface_height(vc->gfx.ds);
836  
837      ww = gdk_window_get_width(gtk_widget_get_window(widget));
838      wh = gdk_window_get_height(gtk_widget_get_window(widget));
839  
840      if (s->full_screen) {
841          vc->gfx.scale_x = (double)ww / fbw;
842          vc->gfx.scale_y = (double)wh / fbh;
843      } else if (s->free_scale) {
844          double sx, sy;
845  
846          sx = (double)ww / fbw;
847          sy = (double)wh / fbh;
848  
849          vc->gfx.scale_x = vc->gfx.scale_y = MIN(sx, sy);
850      }
851  
852      fbw *= vc->gfx.scale_x;
853      fbh *= vc->gfx.scale_y;
854  
855      mx = my = 0;
856      if (ww > fbw) {
857          mx = (ww - fbw) / 2;
858      }
859      if (wh > fbh) {
860          my = (wh - fbh) / 2;
861      }
862  
863      cairo_rectangle(cr, 0, 0, ww, wh);
864  
865      /* Optionally cut out the inner area where the pixmap
866         will be drawn. This avoids 'flashing' since we're
867         not double-buffering. Note we're using the undocumented
868         behaviour of drawing the rectangle from right to left
869         to cut out the whole */
870      cairo_rectangle(cr, mx + fbw, my,
871                      -1 * fbw, fbh);
872      cairo_fill(cr);
873  
874      cairo_scale(cr, vc->gfx.scale_x, vc->gfx.scale_y);
875      cairo_set_source_surface(cr, vc->gfx.surface,
876                               mx / vc->gfx.scale_x, my / vc->gfx.scale_y);
877      cairo_paint(cr);
878  
879      return TRUE;
880  }
881  
882  static gboolean gd_motion_event(GtkWidget *widget, GdkEventMotion *motion,
883                                  void *opaque)
884  {
885      VirtualConsole *vc = opaque;
886      GtkDisplayState *s = vc->s;
887      int x, y;
888      int mx, my;
889      int fbh, fbw;
890      int ww, wh, ws;
891  
892      if (!vc->gfx.ds) {
893          return TRUE;
894      }
895  
896      fbw = surface_width(vc->gfx.ds) * vc->gfx.scale_x;
897      fbh = surface_height(vc->gfx.ds) * vc->gfx.scale_y;
898  
899      ww = gtk_widget_get_allocated_width(widget);
900      wh = gtk_widget_get_allocated_height(widget);
901      ws = gtk_widget_get_scale_factor(widget);
902  
903      mx = my = 0;
904      if (ww > fbw) {
905          mx = (ww - fbw) / 2;
906      }
907      if (wh > fbh) {
908          my = (wh - fbh) / 2;
909      }
910  
911      x = (motion->x - mx) / vc->gfx.scale_x * ws;
912      y = (motion->y - my) / vc->gfx.scale_y * ws;
913  
914      if (qemu_input_is_absolute(vc->gfx.dcl.con)) {
915          if (x < 0 || y < 0 ||
916              x >= surface_width(vc->gfx.ds) ||
917              y >= surface_height(vc->gfx.ds)) {
918              return TRUE;
919          }
920          qemu_input_queue_abs(vc->gfx.dcl.con, INPUT_AXIS_X, x,
921                               0, surface_width(vc->gfx.ds));
922          qemu_input_queue_abs(vc->gfx.dcl.con, INPUT_AXIS_Y, y,
923                               0, surface_height(vc->gfx.ds));
924          qemu_input_event_sync();
925      } else if (s->last_set && s->ptr_owner == vc) {
926          qemu_input_queue_rel(vc->gfx.dcl.con, INPUT_AXIS_X, x - s->last_x);
927          qemu_input_queue_rel(vc->gfx.dcl.con, INPUT_AXIS_Y, y - s->last_y);
928          qemu_input_event_sync();
929      }
930      s->last_x = x;
931      s->last_y = y;
932      s->last_set = TRUE;
933  
934      if (!qemu_input_is_absolute(vc->gfx.dcl.con) && s->ptr_owner == vc) {
935          GdkScreen *screen = gtk_widget_get_screen(vc->gfx.drawing_area);
936          GdkDisplay *dpy = gtk_widget_get_display(widget);
937          GdkWindow *win = gtk_widget_get_window(widget);
938          GdkMonitor *monitor = gdk_display_get_monitor_at_window(dpy, win);
939          GdkRectangle geometry;
940  
941          int xr = (int)motion->x_root;
942          int yr = (int)motion->y_root;
943  
944          gdk_monitor_get_geometry(monitor, &geometry);
945  
946          /* In relative mode check to see if client pointer hit
947           * one of the monitor edges, and if so move it back to the
948           * center of the monitor. This is important because the pointer
949           * in the server doesn't correspond 1-for-1, and so
950           * may still be only half way across the screen. Without
951           * this warp, the server pointer would thus appear to hit
952           * an invisible wall */
953          if (xr <= geometry.x || xr - geometry.x >= geometry.width - 1 ||
954              yr <= geometry.y || yr - geometry.y >= geometry.height - 1) {
955              GdkDevice *dev = gdk_event_get_device((GdkEvent *)motion);
956              xr = geometry.x + geometry.width / 2;
957              yr = geometry.y + geometry.height / 2;
958  
959              gdk_device_warp(dev, screen, xr, yr);
960              s->last_set = FALSE;
961              return FALSE;
962          }
963      }
964      return TRUE;
965  }
966  
967  static gboolean gd_button_event(GtkWidget *widget, GdkEventButton *button,
968                                  void *opaque)
969  {
970      VirtualConsole *vc = opaque;
971      GtkDisplayState *s = vc->s;
972      InputButton btn;
973  
974      /* implicitly grab the input at the first click in the relative mode */
975      if (button->button == 1 && button->type == GDK_BUTTON_PRESS &&
976          !qemu_input_is_absolute(vc->gfx.dcl.con) && s->ptr_owner != vc) {
977          if (!vc->window) {
978              gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
979                                             TRUE);
980          } else {
981              gd_grab_pointer(vc, "relative-mode-click");
982          }
983          return TRUE;
984      }
985  
986      if (button->button == 1) {
987          btn = INPUT_BUTTON_LEFT;
988      } else if (button->button == 2) {
989          btn = INPUT_BUTTON_MIDDLE;
990      } else if (button->button == 3) {
991          btn = INPUT_BUTTON_RIGHT;
992      } else if (button->button == 8) {
993          btn = INPUT_BUTTON_SIDE;
994      } else if (button->button == 9) {
995          btn = INPUT_BUTTON_EXTRA;
996      } else {
997          return TRUE;
998      }
999  
1000      if (button->type == GDK_2BUTTON_PRESS || button->type == GDK_3BUTTON_PRESS) {
1001          return TRUE;
1002      }
1003  
1004      qemu_input_queue_btn(vc->gfx.dcl.con, btn,
1005                           button->type == GDK_BUTTON_PRESS);
1006      qemu_input_event_sync();
1007      return TRUE;
1008  }
1009  
1010  static gboolean gd_scroll_event(GtkWidget *widget, GdkEventScroll *scroll,
1011                                  void *opaque)
1012  {
1013      VirtualConsole *vc = opaque;
1014      InputButton btn_vertical;
1015      InputButton btn_horizontal;
1016      bool has_vertical = false;
1017      bool has_horizontal = false;
1018  
1019      if (scroll->direction == GDK_SCROLL_UP) {
1020          btn_vertical = INPUT_BUTTON_WHEEL_UP;
1021          has_vertical = true;
1022      } else if (scroll->direction == GDK_SCROLL_DOWN) {
1023          btn_vertical = INPUT_BUTTON_WHEEL_DOWN;
1024          has_vertical = true;
1025      } else if (scroll->direction == GDK_SCROLL_LEFT) {
1026          btn_horizontal = INPUT_BUTTON_WHEEL_LEFT;
1027          has_horizontal = true;
1028      } else if (scroll->direction == GDK_SCROLL_RIGHT) {
1029          btn_horizontal = INPUT_BUTTON_WHEEL_RIGHT;
1030          has_horizontal = true;
1031      } else if (scroll->direction == GDK_SCROLL_SMOOTH) {
1032          gdouble delta_x, delta_y;
1033          if (!gdk_event_get_scroll_deltas((GdkEvent *)scroll,
1034                                           &delta_x, &delta_y)) {
1035              return TRUE;
1036          }
1037  
1038          if (delta_y > 0) {
1039              btn_vertical = INPUT_BUTTON_WHEEL_DOWN;
1040              has_vertical = true;
1041          } else if (delta_y < 0) {
1042              btn_vertical = INPUT_BUTTON_WHEEL_UP;
1043              has_vertical = true;
1044          } else if (delta_x > 0) {
1045              btn_horizontal = INPUT_BUTTON_WHEEL_RIGHT;
1046              has_horizontal = true;
1047          } else if (delta_x < 0) {
1048              btn_horizontal = INPUT_BUTTON_WHEEL_LEFT;
1049              has_horizontal = true;
1050          } else {
1051              return TRUE;
1052          }
1053      } else {
1054          return TRUE;
1055      }
1056  
1057      if (has_vertical) {
1058          qemu_input_queue_btn(vc->gfx.dcl.con, btn_vertical, true);
1059          qemu_input_event_sync();
1060          qemu_input_queue_btn(vc->gfx.dcl.con, btn_vertical, false);
1061          qemu_input_event_sync();
1062      }
1063  
1064      if (has_horizontal) {
1065          qemu_input_queue_btn(vc->gfx.dcl.con, btn_horizontal, true);
1066          qemu_input_event_sync();
1067          qemu_input_queue_btn(vc->gfx.dcl.con, btn_horizontal, false);
1068          qemu_input_event_sync();
1069      }
1070  
1071      return TRUE;
1072  }
1073  
1074  
1075  static gboolean gd_touch_event(GtkWidget *widget, GdkEventTouch *touch,
1076                                 void *opaque)
1077  {
1078      VirtualConsole *vc = opaque;
1079      uint64_t num_slot = GPOINTER_TO_UINT(touch->sequence);
1080      int type = -1;
1081  
1082      switch (touch->type) {
1083      case GDK_TOUCH_BEGIN:
1084          type = INPUT_MULTI_TOUCH_TYPE_BEGIN;
1085          break;
1086      case GDK_TOUCH_UPDATE:
1087          type = INPUT_MULTI_TOUCH_TYPE_UPDATE;
1088          break;
1089      case GDK_TOUCH_END:
1090      case GDK_TOUCH_CANCEL:
1091          type = INPUT_MULTI_TOUCH_TYPE_END;
1092          break;
1093      default:
1094          warn_report("gtk: unexpected touch event type\n");
1095          return FALSE;
1096      }
1097  
1098      console_handle_touch_event(vc->gfx.dcl.con, touch_slots,
1099                                 num_slot, surface_width(vc->gfx.ds),
1100                                 surface_height(vc->gfx.ds), touch->x,
1101                                 touch->y, type, &error_warn);
1102      return TRUE;
1103  }
1104  
1105  static const guint16 *gd_get_keymap(size_t *maplen)
1106  {
1107      GdkDisplay *dpy = gdk_display_get_default();
1108  
1109  #ifdef GDK_WINDOWING_X11
1110      if (GDK_IS_X11_DISPLAY(dpy)) {
1111          trace_gd_keymap_windowing("x11");
1112          return qemu_xkeymap_mapping_table(
1113              gdk_x11_display_get_xdisplay(dpy), maplen);
1114      }
1115  #endif
1116  
1117  #ifdef GDK_WINDOWING_WAYLAND
1118      if (GDK_IS_WAYLAND_DISPLAY(dpy)) {
1119          trace_gd_keymap_windowing("wayland");
1120          *maplen = qemu_input_map_xorgevdev_to_qcode_len;
1121          return qemu_input_map_xorgevdev_to_qcode;
1122      }
1123  #endif
1124  
1125  #ifdef GDK_WINDOWING_WIN32
1126      if (GDK_IS_WIN32_DISPLAY(dpy)) {
1127          trace_gd_keymap_windowing("win32");
1128          *maplen = qemu_input_map_atset1_to_qcode_len;
1129          return qemu_input_map_atset1_to_qcode;
1130      }
1131  #endif
1132  
1133  #ifdef GDK_WINDOWING_QUARTZ
1134      if (GDK_IS_QUARTZ_DISPLAY(dpy)) {
1135          trace_gd_keymap_windowing("quartz");
1136          *maplen = qemu_input_map_osx_to_qcode_len;
1137          return qemu_input_map_osx_to_qcode;
1138      }
1139  #endif
1140  
1141  #ifdef GDK_WINDOWING_BROADWAY
1142      if (GDK_IS_BROADWAY_DISPLAY(dpy)) {
1143          trace_gd_keymap_windowing("broadway");
1144          g_warning("experimental: using broadway, x11 virtual keysym\n"
1145                    "mapping - with very limited support. See also\n"
1146                    "https://bugzilla.gnome.org/show_bug.cgi?id=700105");
1147          *maplen = qemu_input_map_x11_to_qcode_len;
1148          return qemu_input_map_x11_to_qcode;
1149      }
1150  #endif
1151  
1152      g_warning("Unsupported GDK Windowing platform.\n"
1153                "Disabling extended keycode tables.\n"
1154                "Please report to qemu-devel@nongnu.org\n"
1155                "including the following information:\n"
1156                "\n"
1157                "  - Operating system\n"
1158                "  - GDK Windowing system build\n");
1159      return NULL;
1160  }
1161  
1162  
1163  static int gd_map_keycode(int scancode)
1164  {
1165      if (!keycode_map) {
1166          return 0;
1167      }
1168      if (scancode > keycode_maplen) {
1169          return 0;
1170      }
1171  
1172      return keycode_map[scancode];
1173  }
1174  
1175  static int gd_get_keycode(GdkEventKey *key)
1176  {
1177  #ifdef G_OS_WIN32
1178      int scancode = gdk_event_get_scancode((GdkEvent *)key);
1179  
1180      /* translate Windows native scancodes to atset1 keycodes */
1181      switch (scancode & (KF_EXTENDED | 0xff)) {
1182      case 0x145:     /* NUMLOCK */
1183          return scancode & 0xff;
1184      }
1185  
1186      return scancode & KF_EXTENDED ?
1187          0xe000 | (scancode & 0xff) : scancode & 0xff;
1188  
1189  #else
1190      return key->hardware_keycode;
1191  #endif
1192  }
1193  
1194  static gboolean gd_text_key_down(GtkWidget *widget,
1195                                   GdkEventKey *key, void *opaque)
1196  {
1197      VirtualConsole *vc = opaque;
1198      QemuTextConsole *con = QEMU_TEXT_CONSOLE(vc->gfx.dcl.con);
1199  
1200      if (key->keyval == GDK_KEY_Delete) {
1201          qemu_text_console_put_qcode(con, Q_KEY_CODE_DELETE, false);
1202      } else if (key->length) {
1203          qemu_text_console_put_string(con, key->string, key->length);
1204      } else {
1205          int qcode = gd_map_keycode(gd_get_keycode(key));
1206          qemu_text_console_put_qcode(con, qcode, false);
1207      }
1208      return TRUE;
1209  }
1210  
1211  static gboolean gd_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque)
1212  {
1213      VirtualConsole *vc = opaque;
1214      int keycode, qcode;
1215  
1216  #ifdef G_OS_WIN32
1217      /* on windows, we ought to ignore the reserved key event? */
1218      if (key->hardware_keycode == 0xff)
1219          return false;
1220  
1221      if (!vc->s->kbd_owner) {
1222          if (key->hardware_keycode == VK_LWIN ||
1223              key->hardware_keycode == VK_RWIN) {
1224              return FALSE;
1225          }
1226      }
1227  #endif
1228  
1229      if (key->keyval == GDK_KEY_Pause
1230  #ifdef G_OS_WIN32
1231          /* for some reason GDK does not fill keyval for VK_PAUSE
1232           * See https://bugzilla.gnome.org/show_bug.cgi?id=769214
1233           */
1234          || key->hardware_keycode == VK_PAUSE
1235  #endif
1236          ) {
1237          qkbd_state_key_event(vc->gfx.kbd, Q_KEY_CODE_PAUSE,
1238                               key->type == GDK_KEY_PRESS);
1239          return TRUE;
1240      }
1241  
1242      keycode = gd_get_keycode(key);
1243      qcode = gd_map_keycode(keycode);
1244  
1245      trace_gd_key_event(vc->label, keycode, qcode,
1246                         (key->type == GDK_KEY_PRESS) ? "down" : "up");
1247  
1248      qkbd_state_key_event(vc->gfx.kbd, qcode,
1249                           key->type == GDK_KEY_PRESS);
1250  
1251      return TRUE;
1252  }
1253  
1254  static gboolean gd_grab_broken_event(GtkWidget *widget,
1255                                       GdkEventGrabBroken *event, void *opaque)
1256  {
1257  #ifdef CONFIG_WIN32
1258      /*
1259       * On Windows the Ctrl-Alt-Del key combination can't be grabbed. This
1260       * key combination leaves all three keys in a stuck condition. We use
1261       * the grab-broken-event to release all keys.
1262       */
1263      if (event->keyboard) {
1264          VirtualConsole *vc = opaque;
1265          GtkDisplayState *s = vc->s;
1266  
1267          gtk_release_modifiers(s);
1268      }
1269  #endif
1270      return TRUE;
1271  }
1272  
1273  static gboolean gd_event(GtkWidget *widget, GdkEvent *event, void *opaque)
1274  {
1275      if (event->type == GDK_MOTION_NOTIFY) {
1276          return gd_motion_event(widget, &event->motion, opaque);
1277      }
1278      return FALSE;
1279  }
1280  
1281  /** Window Menu Actions **/
1282  
1283  static void gd_menu_pause(GtkMenuItem *item, void *opaque)
1284  {
1285      GtkDisplayState *s = opaque;
1286  
1287      if (s->external_pause_update) {
1288          return;
1289      }
1290      if (runstate_is_running()) {
1291          qmp_stop(NULL);
1292      } else {
1293          qmp_cont(NULL);
1294      }
1295  }
1296  
1297  static void gd_menu_reset(GtkMenuItem *item, void *opaque)
1298  {
1299      qmp_system_reset(NULL);
1300  }
1301  
1302  static void gd_menu_powerdown(GtkMenuItem *item, void *opaque)
1303  {
1304      qmp_system_powerdown(NULL);
1305  }
1306  
1307  static void gd_menu_quit(GtkMenuItem *item, void *opaque)
1308  {
1309      qmp_quit(NULL);
1310  }
1311  
1312  static void gd_menu_switch_vc(GtkMenuItem *item, void *opaque)
1313  {
1314      GtkDisplayState *s = opaque;
1315      VirtualConsole *vc = gd_vc_find_by_menu(s);
1316      GtkNotebook *nb = GTK_NOTEBOOK(s->notebook);
1317      gint page;
1318  
1319      gtk_release_modifiers(s);
1320      if (vc) {
1321          page = gtk_notebook_page_num(nb, vc->tab_item);
1322          gtk_notebook_set_current_page(nb, page);
1323          gtk_widget_grab_focus(vc->focus);
1324      }
1325  }
1326  
1327  static void gd_accel_switch_vc(void *opaque)
1328  {
1329      VirtualConsole *vc = opaque;
1330  
1331      gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item), TRUE);
1332  }
1333  
1334  static void gd_menu_show_tabs(GtkMenuItem *item, void *opaque)
1335  {
1336      GtkDisplayState *s = opaque;
1337      VirtualConsole *vc = gd_vc_find_current(s);
1338  
1339      if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->show_tabs_item))) {
1340          gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), TRUE);
1341      } else {
1342          gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1343      }
1344      gd_update_windowsize(vc);
1345  }
1346  
1347  static gboolean gd_tab_window_close(GtkWidget *widget, GdkEvent *event,
1348                                      void *opaque)
1349  {
1350      VirtualConsole *vc = opaque;
1351      GtkDisplayState *s = vc->s;
1352  
1353      gtk_widget_set_sensitive(vc->menu_item, true);
1354      gd_widget_reparent(vc->window, s->notebook, vc->tab_item);
1355      gtk_notebook_set_tab_label_text(GTK_NOTEBOOK(s->notebook),
1356                                      vc->tab_item, vc->label);
1357      gtk_widget_destroy(vc->window);
1358      vc->window = NULL;
1359  #if defined(CONFIG_OPENGL)
1360      if (vc->gfx.esurface) {
1361          eglDestroySurface(qemu_egl_display, vc->gfx.esurface);
1362          vc->gfx.esurface = NULL;
1363      }
1364      if (vc->gfx.ectx) {
1365          eglDestroyContext(qemu_egl_display, vc->gfx.ectx);
1366          vc->gfx.ectx = NULL;
1367      }
1368  #endif
1369      return TRUE;
1370  }
1371  
1372  static gboolean gd_win_grab(void *opaque)
1373  {
1374      VirtualConsole *vc = opaque;
1375  
1376      fprintf(stderr, "%s: %s\n", __func__, vc->label);
1377      if (vc->s->ptr_owner) {
1378          gd_ungrab_pointer(vc->s);
1379      } else {
1380          gd_grab_pointer(vc, "user-request-detached-tab");
1381      }
1382      return TRUE;
1383  }
1384  
1385  static void gd_menu_untabify(GtkMenuItem *item, void *opaque)
1386  {
1387      GtkDisplayState *s = opaque;
1388      VirtualConsole *vc = gd_vc_find_current(s);
1389  
1390      if (vc->type == GD_VC_GFX &&
1391          qemu_console_is_graphic(vc->gfx.dcl.con)) {
1392          gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1393                                         FALSE);
1394      }
1395      if (!vc->window) {
1396          gtk_widget_set_sensitive(vc->menu_item, false);
1397          vc->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
1398  #if defined(CONFIG_OPENGL)
1399          if (vc->gfx.esurface) {
1400              eglDestroySurface(qemu_egl_display, vc->gfx.esurface);
1401              vc->gfx.esurface = NULL;
1402          }
1403          if (vc->gfx.ectx) {
1404              eglDestroyContext(qemu_egl_display, vc->gfx.ectx);
1405              vc->gfx.ectx = NULL;
1406          }
1407  #endif
1408          gd_widget_reparent(s->notebook, vc->window, vc->tab_item);
1409  
1410          g_signal_connect(vc->window, "delete-event",
1411                           G_CALLBACK(gd_tab_window_close), vc);
1412          gtk_widget_show_all(vc->window);
1413  
1414          if (qemu_console_is_graphic(vc->gfx.dcl.con)) {
1415              GtkAccelGroup *ag = gtk_accel_group_new();
1416              gtk_window_add_accel_group(GTK_WINDOW(vc->window), ag);
1417  
1418              GClosure *cb = g_cclosure_new_swap(G_CALLBACK(gd_win_grab),
1419                                                 vc, NULL);
1420              gtk_accel_group_connect(ag, GDK_KEY_g, HOTKEY_MODIFIERS, 0, cb);
1421          }
1422  
1423          gd_update_geometry_hints(vc);
1424          gd_update_caption(s);
1425      }
1426  }
1427  
1428  static void gd_menu_show_menubar(GtkMenuItem *item, void *opaque)
1429  {
1430      GtkDisplayState *s = opaque;
1431      VirtualConsole *vc = gd_vc_find_current(s);
1432  
1433      if (s->full_screen) {
1434          return;
1435      }
1436  
1437      if (gtk_check_menu_item_get_active(
1438                  GTK_CHECK_MENU_ITEM(s->show_menubar_item))) {
1439          gtk_widget_show(s->menu_bar);
1440      } else {
1441          gtk_widget_hide(s->menu_bar);
1442      }
1443      gd_update_windowsize(vc);
1444  }
1445  
1446  static void gd_accel_show_menubar(void *opaque)
1447  {
1448      GtkDisplayState *s = opaque;
1449      gtk_menu_item_activate(GTK_MENU_ITEM(s->show_menubar_item));
1450  }
1451  
1452  static void gd_menu_full_screen(GtkMenuItem *item, void *opaque)
1453  {
1454      GtkDisplayState *s = opaque;
1455      VirtualConsole *vc = gd_vc_find_current(s);
1456  
1457      if (!s->full_screen) {
1458          gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1459          gtk_widget_hide(s->menu_bar);
1460          if (vc->type == GD_VC_GFX) {
1461              gtk_widget_set_size_request(vc->gfx.drawing_area, -1, -1);
1462          }
1463          gtk_window_fullscreen(GTK_WINDOW(s->window));
1464          s->full_screen = TRUE;
1465      } else {
1466          gtk_window_unfullscreen(GTK_WINDOW(s->window));
1467          gd_menu_show_tabs(GTK_MENU_ITEM(s->show_tabs_item), s);
1468          if (gtk_check_menu_item_get_active(
1469                      GTK_CHECK_MENU_ITEM(s->show_menubar_item))) {
1470              gtk_widget_show(s->menu_bar);
1471          }
1472          s->full_screen = FALSE;
1473          if (vc->type == GD_VC_GFX) {
1474              vc->gfx.scale_x = 1.0;
1475              vc->gfx.scale_y = 1.0;
1476              gd_update_windowsize(vc);
1477          }
1478      }
1479  
1480      gd_update_cursor(vc);
1481  }
1482  
1483  static void gd_accel_full_screen(void *opaque)
1484  {
1485      GtkDisplayState *s = opaque;
1486      gtk_menu_item_activate(GTK_MENU_ITEM(s->full_screen_item));
1487  }
1488  
1489  static void gd_menu_zoom_in(GtkMenuItem *item, void *opaque)
1490  {
1491      GtkDisplayState *s = opaque;
1492      VirtualConsole *vc = gd_vc_find_current(s);
1493  
1494      gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
1495                                     FALSE);
1496  
1497      vc->gfx.scale_x += VC_SCALE_STEP;
1498      vc->gfx.scale_y += VC_SCALE_STEP;
1499  
1500      gd_update_windowsize(vc);
1501  }
1502  
1503  static void gd_accel_zoom_in(void *opaque)
1504  {
1505      GtkDisplayState *s = opaque;
1506      gtk_menu_item_activate(GTK_MENU_ITEM(s->zoom_in_item));
1507  }
1508  
1509  static void gd_menu_zoom_out(GtkMenuItem *item, void *opaque)
1510  {
1511      GtkDisplayState *s = opaque;
1512      VirtualConsole *vc = gd_vc_find_current(s);
1513  
1514      gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
1515                                     FALSE);
1516  
1517      vc->gfx.scale_x -= VC_SCALE_STEP;
1518      vc->gfx.scale_y -= VC_SCALE_STEP;
1519  
1520      vc->gfx.scale_x = MAX(vc->gfx.scale_x, VC_SCALE_MIN);
1521      vc->gfx.scale_y = MAX(vc->gfx.scale_y, VC_SCALE_MIN);
1522  
1523      gd_update_windowsize(vc);
1524  }
1525  
1526  static void gd_menu_zoom_fixed(GtkMenuItem *item, void *opaque)
1527  {
1528      GtkDisplayState *s = opaque;
1529      VirtualConsole *vc = gd_vc_find_current(s);
1530  
1531      vc->gfx.scale_x = 1.0;
1532      vc->gfx.scale_y = 1.0;
1533  
1534      gd_update_windowsize(vc);
1535  }
1536  
1537  static void gd_menu_zoom_fit(GtkMenuItem *item, void *opaque)
1538  {
1539      GtkDisplayState *s = opaque;
1540      VirtualConsole *vc = gd_vc_find_current(s);
1541  
1542      if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item))) {
1543          s->free_scale = TRUE;
1544      } else {
1545          s->free_scale = FALSE;
1546          vc->gfx.scale_x = 1.0;
1547          vc->gfx.scale_y = 1.0;
1548      }
1549  
1550      gd_update_windowsize(vc);
1551      gd_update_full_redraw(vc);
1552  }
1553  
1554  static void gd_grab_update(VirtualConsole *vc, bool kbd, bool ptr)
1555  {
1556      GdkDisplay *display = gtk_widget_get_display(vc->gfx.drawing_area);
1557      GdkSeat *seat = gdk_display_get_default_seat(display);
1558      GdkWindow *window = gtk_widget_get_window(vc->gfx.drawing_area);
1559      GdkSeatCapabilities caps = 0;
1560      GdkCursor *cursor = NULL;
1561  
1562      if (kbd) {
1563          caps |= GDK_SEAT_CAPABILITY_KEYBOARD;
1564      }
1565      if (ptr) {
1566          caps |= GDK_SEAT_CAPABILITY_ALL_POINTING;
1567          cursor = vc->s->null_cursor;
1568      }
1569  
1570      if (caps) {
1571          gdk_seat_grab(seat, window, caps, false, cursor,
1572                        NULL, NULL, NULL);
1573      } else {
1574          gdk_seat_ungrab(seat);
1575      }
1576  }
1577  
1578  static void gd_grab_keyboard(VirtualConsole *vc, const char *reason)
1579  {
1580      if (vc->s->kbd_owner) {
1581          if (vc->s->kbd_owner == vc) {
1582              return;
1583          } else {
1584              gd_ungrab_keyboard(vc->s);
1585          }
1586      }
1587  
1588      win32_kbd_set_grab(true);
1589      gd_grab_update(vc, true, vc->s->ptr_owner == vc);
1590      vc->s->kbd_owner = vc;
1591      gd_update_caption(vc->s);
1592      trace_gd_grab(vc->label, "kbd", reason);
1593  }
1594  
1595  static void gd_ungrab_keyboard(GtkDisplayState *s)
1596  {
1597      VirtualConsole *vc = s->kbd_owner;
1598  
1599      if (vc == NULL) {
1600          return;
1601      }
1602      s->kbd_owner = NULL;
1603  
1604      win32_kbd_set_grab(false);
1605      gd_grab_update(vc, false, vc->s->ptr_owner == vc);
1606      gd_update_caption(s);
1607      trace_gd_ungrab(vc->label, "kbd");
1608  }
1609  
1610  static void gd_grab_pointer(VirtualConsole *vc, const char *reason)
1611  {
1612      GdkDisplay *display = gtk_widget_get_display(vc->gfx.drawing_area);
1613  
1614      if (vc->s->ptr_owner) {
1615          if (vc->s->ptr_owner == vc) {
1616              return;
1617          } else {
1618              gd_ungrab_pointer(vc->s);
1619          }
1620      }
1621  
1622      gd_grab_update(vc, vc->s->kbd_owner == vc, true);
1623      gdk_device_get_position(gd_get_pointer(display),
1624                              NULL, &vc->s->grab_x_root, &vc->s->grab_y_root);
1625      vc->s->ptr_owner = vc;
1626      gd_update_caption(vc->s);
1627      trace_gd_grab(vc->label, "ptr", reason);
1628  }
1629  
1630  static void gd_ungrab_pointer(GtkDisplayState *s)
1631  {
1632      VirtualConsole *vc = s->ptr_owner;
1633      GdkDisplay *display;
1634  
1635      if (vc == NULL) {
1636          return;
1637      }
1638      s->ptr_owner = NULL;
1639  
1640      display = gtk_widget_get_display(vc->gfx.drawing_area);
1641      gd_grab_update(vc, vc->s->kbd_owner == vc, false);
1642      gdk_device_warp(gd_get_pointer(display),
1643                      gtk_widget_get_screen(vc->gfx.drawing_area),
1644                      vc->s->grab_x_root, vc->s->grab_y_root);
1645      gd_update_caption(s);
1646      trace_gd_ungrab(vc->label, "ptr");
1647  }
1648  
1649  static void gd_menu_grab_input(GtkMenuItem *item, void *opaque)
1650  {
1651      GtkDisplayState *s = opaque;
1652      VirtualConsole *vc = gd_vc_find_current(s);
1653  
1654      if (gd_is_grab_active(s)) {
1655          gd_grab_keyboard(vc, "user-request-main-window");
1656          gd_grab_pointer(vc, "user-request-main-window");
1657      } else {
1658          gd_ungrab_keyboard(s);
1659          gd_ungrab_pointer(s);
1660      }
1661  
1662      gd_update_cursor(vc);
1663  }
1664  
1665  static void gd_change_page(GtkNotebook *nb, gpointer arg1, guint arg2,
1666                             gpointer data)
1667  {
1668      GtkDisplayState *s = data;
1669      VirtualConsole *vc;
1670      gboolean on_vga;
1671  
1672      if (!gtk_widget_get_realized(s->notebook)) {
1673          return;
1674      }
1675  
1676      vc = gd_vc_find_by_page(s, arg2);
1677      if (!vc) {
1678          return;
1679      }
1680      gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item),
1681                                     TRUE);
1682      on_vga = (vc->type == GD_VC_GFX &&
1683                qemu_console_is_graphic(vc->gfx.dcl.con));
1684      if (!on_vga) {
1685          gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1686                                         FALSE);
1687      } else if (s->full_screen) {
1688          gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1689                                         TRUE);
1690      }
1691      gtk_widget_set_sensitive(s->grab_item, on_vga);
1692  #ifdef CONFIG_VTE
1693      gtk_widget_set_sensitive(s->copy_item, vc->type == GD_VC_VTE);
1694  #endif
1695  
1696      gd_update_windowsize(vc);
1697      gd_update_cursor(vc);
1698  }
1699  
1700  static gboolean gd_enter_event(GtkWidget *widget, GdkEventCrossing *crossing,
1701                                 gpointer opaque)
1702  {
1703      VirtualConsole *vc = opaque;
1704      GtkDisplayState *s = vc->s;
1705  
1706      if (gd_grab_on_hover(s)) {
1707          gd_grab_keyboard(vc, "grab-on-hover");
1708      }
1709      return TRUE;
1710  }
1711  
1712  static gboolean gd_leave_event(GtkWidget *widget, GdkEventCrossing *crossing,
1713                                 gpointer opaque)
1714  {
1715      VirtualConsole *vc = opaque;
1716      GtkDisplayState *s = vc->s;
1717  
1718      if (gd_grab_on_hover(s)) {
1719          gd_ungrab_keyboard(s);
1720      }
1721      return TRUE;
1722  }
1723  
1724  static gboolean gd_focus_in_event(GtkWidget *widget,
1725                                    GdkEventFocus *event, gpointer opaque)
1726  {
1727      VirtualConsole *vc = opaque;
1728  
1729      win32_kbd_set_window(gd_win32_get_hwnd(vc));
1730      return TRUE;
1731  }
1732  
1733  static gboolean gd_focus_out_event(GtkWidget *widget,
1734                                     GdkEventFocus *event, gpointer opaque)
1735  {
1736      VirtualConsole *vc = opaque;
1737      GtkDisplayState *s = vc->s;
1738  
1739      win32_kbd_set_window(NULL);
1740      gtk_release_modifiers(s);
1741      return TRUE;
1742  }
1743  
1744  static gboolean gd_configure(GtkWidget *widget,
1745                               GdkEventConfigure *cfg, gpointer opaque)
1746  {
1747      VirtualConsole *vc = opaque;
1748  
1749      gd_set_ui_size(vc, cfg->width, cfg->height);
1750      return FALSE;
1751  }
1752  
1753  /** Virtual Console Callbacks **/
1754  
1755  static GSList *gd_vc_menu_init(GtkDisplayState *s, VirtualConsole *vc,
1756                                 int idx, GSList *group, GtkWidget *view_menu)
1757  {
1758      vc->menu_item = gtk_radio_menu_item_new_with_mnemonic(group, vc->label);
1759      gtk_accel_group_connect(s->accel_group, GDK_KEY_1 + idx,
1760              HOTKEY_MODIFIERS, 0,
1761              g_cclosure_new_swap(G_CALLBACK(gd_accel_switch_vc), vc, NULL));
1762      gtk_accel_label_set_accel(
1763              GTK_ACCEL_LABEL(gtk_bin_get_child(GTK_BIN(vc->menu_item))),
1764              GDK_KEY_1 + idx, HOTKEY_MODIFIERS);
1765  
1766      g_signal_connect(vc->menu_item, "activate",
1767                       G_CALLBACK(gd_menu_switch_vc), s);
1768      gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), vc->menu_item);
1769  
1770      return gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(vc->menu_item));
1771  }
1772  
1773  #if defined(CONFIG_VTE)
1774  static void gd_menu_copy(GtkMenuItem *item, void *opaque)
1775  {
1776      GtkDisplayState *s = opaque;
1777      VirtualConsole *vc = gd_vc_find_current(s);
1778  
1779  #if VTE_CHECK_VERSION(0, 50, 0)
1780      vte_terminal_copy_clipboard_format(VTE_TERMINAL(vc->vte.terminal),
1781                                         VTE_FORMAT_TEXT);
1782  #else
1783      vte_terminal_copy_clipboard(VTE_TERMINAL(vc->vte.terminal));
1784  #endif
1785  }
1786  
1787  static void gd_vc_adjustment_changed(GtkAdjustment *adjustment, void *opaque)
1788  {
1789      VirtualConsole *vc = opaque;
1790  
1791      if (gtk_adjustment_get_upper(adjustment) >
1792          gtk_adjustment_get_page_size(adjustment)) {
1793          gtk_widget_show(vc->vte.scrollbar);
1794      } else {
1795          gtk_widget_hide(vc->vte.scrollbar);
1796      }
1797  }
1798  
1799  static void gd_vc_send_chars(VirtualConsole *vc)
1800  {
1801      uint32_t len, avail;
1802  
1803      len = qemu_chr_be_can_write(vc->vte.chr);
1804      avail = fifo8_num_used(&vc->vte.out_fifo);
1805      while (len > 0 && avail > 0) {
1806          const uint8_t *buf;
1807          uint32_t size;
1808  
1809          buf = fifo8_pop_buf(&vc->vte.out_fifo, MIN(len, avail), &size);
1810          qemu_chr_be_write(vc->vte.chr, buf, size);
1811          len = qemu_chr_be_can_write(vc->vte.chr);
1812          avail -= size;
1813      }
1814  }
1815  
1816  static int gd_vc_chr_write(Chardev *chr, const uint8_t *buf, int len)
1817  {
1818      VCChardev *vcd = VC_CHARDEV(chr);
1819      VirtualConsole *vc = vcd->console;
1820  
1821      vte_terminal_feed(VTE_TERMINAL(vc->vte.terminal), (const char *)buf, len);
1822      return len;
1823  }
1824  
1825  static void gd_vc_chr_accept_input(Chardev *chr)
1826  {
1827      VCChardev *vcd = VC_CHARDEV(chr);
1828      VirtualConsole *vc = vcd->console;
1829  
1830      if (vc) {
1831          gd_vc_send_chars(vc);
1832      }
1833  }
1834  
1835  static void gd_vc_chr_set_echo(Chardev *chr, bool echo)
1836  {
1837      VCChardev *vcd = VC_CHARDEV(chr);
1838      VirtualConsole *vc = vcd->console;
1839  
1840      if (vc) {
1841          vc->vte.echo = echo;
1842      } else {
1843          vcd->echo = echo;
1844      }
1845  }
1846  
1847  static int nb_vcs;
1848  static Chardev *vcs[MAX_VCS];
1849  static void gd_vc_open(Chardev *chr,
1850                         ChardevBackend *backend,
1851                         bool *be_opened,
1852                         Error **errp)
1853  {
1854      if (nb_vcs == MAX_VCS) {
1855          error_setg(errp, "Maximum number of consoles reached");
1856          return;
1857      }
1858  
1859      vcs[nb_vcs++] = chr;
1860  
1861      /* console/chardev init sometimes completes elsewhere in a 2nd
1862       * stage, so defer OPENED events until they are fully initialized
1863       */
1864      *be_opened = false;
1865  }
1866  
1867  static void char_gd_vc_class_init(ObjectClass *oc, void *data)
1868  {
1869      ChardevClass *cc = CHARDEV_CLASS(oc);
1870  
1871      cc->open = gd_vc_open;
1872      cc->chr_write = gd_vc_chr_write;
1873      cc->chr_accept_input = gd_vc_chr_accept_input;
1874      cc->chr_set_echo = gd_vc_chr_set_echo;
1875  }
1876  
1877  static const TypeInfo char_gd_vc_type_info = {
1878      .name = TYPE_CHARDEV_VC,
1879      .parent = TYPE_CHARDEV,
1880      .instance_size = sizeof(VCChardev),
1881      .class_init = char_gd_vc_class_init,
1882  };
1883  
1884  static gboolean gd_vc_in(VteTerminal *terminal, gchar *text, guint size,
1885                           gpointer user_data)
1886  {
1887      VirtualConsole *vc = user_data;
1888      uint32_t free;
1889  
1890      if (vc->vte.echo) {
1891          VteTerminal *term = VTE_TERMINAL(vc->vte.terminal);
1892          int i;
1893          for (i = 0; i < size; i++) {
1894              uint8_t c = text[i];
1895              if (c >= 128 || isprint(c)) {
1896                  /* 8-bit characters are considered printable.  */
1897                  vte_terminal_feed(term, &text[i], 1);
1898              } else if (c == '\r' || c == '\n') {
1899                  vte_terminal_feed(term, "\r\n", 2);
1900              } else {
1901                  char ctrl[2] = { '^', 0};
1902                  ctrl[1] = text[i] ^ 64;
1903                  vte_terminal_feed(term, ctrl, 2);
1904              }
1905          }
1906      }
1907  
1908      free = fifo8_num_free(&vc->vte.out_fifo);
1909      fifo8_push_all(&vc->vte.out_fifo, (uint8_t *)text, MIN(free, size));
1910      gd_vc_send_chars(vc);
1911  
1912      return TRUE;
1913  }
1914  
1915  static GSList *gd_vc_vte_init(GtkDisplayState *s, VirtualConsole *vc,
1916                                Chardev *chr, int idx,
1917                                GSList *group, GtkWidget *view_menu)
1918  {
1919      char buffer[32];
1920      GtkWidget *box;
1921      GtkWidget *scrollbar;
1922      GtkAdjustment *vadjustment;
1923      VCChardev *vcd = VC_CHARDEV(chr);
1924  
1925      vc->s = s;
1926      vc->vte.echo = vcd->echo;
1927      vc->vte.chr = chr;
1928      fifo8_create(&vc->vte.out_fifo, 4096);
1929      vcd->console = vc;
1930  
1931      snprintf(buffer, sizeof(buffer), "vc%d", idx);
1932      vc->label = g_strdup_printf("%s", vc->vte.chr->label
1933                                  ? vc->vte.chr->label : buffer);
1934      group = gd_vc_menu_init(s, vc, idx, group, view_menu);
1935  
1936      vc->vte.terminal = vte_terminal_new();
1937      g_signal_connect(vc->vte.terminal, "commit", G_CALLBACK(gd_vc_in), vc);
1938  
1939      /* The documentation says that the default is UTF-8, but actually it is
1940       * 7-bit ASCII at least in VTE 0.38. The function is deprecated since
1941       * VTE 0.54 (only UTF-8 is supported now). */
1942  #if !VTE_CHECK_VERSION(0, 54, 0)
1943  #if VTE_CHECK_VERSION(0, 38, 0)
1944      vte_terminal_set_encoding(VTE_TERMINAL(vc->vte.terminal), "UTF-8", NULL);
1945  #else
1946      vte_terminal_set_encoding(VTE_TERMINAL(vc->vte.terminal), "UTF-8");
1947  #endif
1948  #endif
1949  
1950      vte_terminal_set_scrollback_lines(VTE_TERMINAL(vc->vte.terminal), -1);
1951      vte_terminal_set_size(VTE_TERMINAL(vc->vte.terminal),
1952                            VC_TERM_X_MIN, VC_TERM_Y_MIN);
1953  
1954  #if VTE_CHECK_VERSION(0, 28, 0)
1955      vadjustment = gtk_scrollable_get_vadjustment
1956          (GTK_SCROLLABLE(vc->vte.terminal));
1957  #else
1958      vadjustment = vte_terminal_get_adjustment(VTE_TERMINAL(vc->vte.terminal));
1959  #endif
1960  
1961      box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 2);
1962      scrollbar = gtk_scrollbar_new(GTK_ORIENTATION_VERTICAL, vadjustment);
1963  
1964      gtk_box_pack_end(GTK_BOX(box), scrollbar, FALSE, FALSE, 0);
1965      gtk_box_pack_end(GTK_BOX(box), vc->vte.terminal, TRUE, TRUE, 0);
1966  
1967      vc->vte.box = box;
1968      vc->vte.scrollbar = scrollbar;
1969  
1970      g_signal_connect(vadjustment, "changed",
1971                       G_CALLBACK(gd_vc_adjustment_changed), vc);
1972  
1973      vc->type = GD_VC_VTE;
1974      vc->tab_item = box;
1975      vc->focus = vc->vte.terminal;
1976      gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), vc->tab_item,
1977                               gtk_label_new(vc->label));
1978  
1979      qemu_chr_be_event(vc->vte.chr, CHR_EVENT_OPENED);
1980  
1981      return group;
1982  }
1983  
1984  static void gd_vcs_init(GtkDisplayState *s, GSList *group,
1985                          GtkWidget *view_menu)
1986  {
1987      int i;
1988  
1989      for (i = 0; i < nb_vcs; i++) {
1990          VirtualConsole *vc = &s->vc[s->nb_vcs];
1991          group = gd_vc_vte_init(s, vc, vcs[i], s->nb_vcs, group, view_menu);
1992          s->nb_vcs++;
1993      }
1994  }
1995  #endif /* CONFIG_VTE */
1996  
1997  /** Window Creation **/
1998  
1999  static void gd_connect_vc_gfx_signals(VirtualConsole *vc)
2000  {
2001      g_signal_connect(vc->gfx.drawing_area, "draw",
2002                       G_CALLBACK(gd_draw_event), vc);
2003  #if defined(CONFIG_OPENGL)
2004      if (gtk_use_gl_area) {
2005          /* wire up GtkGlArea events */
2006          g_signal_connect(vc->gfx.drawing_area, "render",
2007                           G_CALLBACK(gd_render_event), vc);
2008          g_signal_connect(vc->gfx.drawing_area, "resize",
2009                           G_CALLBACK(gd_resize_event), vc);
2010      }
2011  #endif
2012      if (qemu_console_is_graphic(vc->gfx.dcl.con)) {
2013          g_signal_connect(vc->gfx.drawing_area, "event",
2014                           G_CALLBACK(gd_event), vc);
2015          g_signal_connect(vc->gfx.drawing_area, "button-press-event",
2016                           G_CALLBACK(gd_button_event), vc);
2017          g_signal_connect(vc->gfx.drawing_area, "button-release-event",
2018                           G_CALLBACK(gd_button_event), vc);
2019          g_signal_connect(vc->gfx.drawing_area, "scroll-event",
2020                           G_CALLBACK(gd_scroll_event), vc);
2021          g_signal_connect(vc->gfx.drawing_area, "key-press-event",
2022                           G_CALLBACK(gd_key_event), vc);
2023          g_signal_connect(vc->gfx.drawing_area, "key-release-event",
2024                           G_CALLBACK(gd_key_event), vc);
2025          g_signal_connect(vc->gfx.drawing_area, "touch-event",
2026                           G_CALLBACK(gd_touch_event), vc);
2027  
2028          g_signal_connect(vc->gfx.drawing_area, "enter-notify-event",
2029                           G_CALLBACK(gd_enter_event), vc);
2030          g_signal_connect(vc->gfx.drawing_area, "leave-notify-event",
2031                           G_CALLBACK(gd_leave_event), vc);
2032          g_signal_connect(vc->gfx.drawing_area, "focus-in-event",
2033                           G_CALLBACK(gd_focus_in_event), vc);
2034          g_signal_connect(vc->gfx.drawing_area, "focus-out-event",
2035                           G_CALLBACK(gd_focus_out_event), vc);
2036          g_signal_connect(vc->gfx.drawing_area, "configure-event",
2037                           G_CALLBACK(gd_configure), vc);
2038          g_signal_connect(vc->gfx.drawing_area, "grab-broken-event",
2039                           G_CALLBACK(gd_grab_broken_event), vc);
2040      } else {
2041          g_signal_connect(vc->gfx.drawing_area, "key-press-event",
2042                           G_CALLBACK(gd_text_key_down), vc);
2043      }
2044  }
2045  
2046  static void gd_connect_signals(GtkDisplayState *s)
2047  {
2048      g_signal_connect(s->show_tabs_item, "activate",
2049                       G_CALLBACK(gd_menu_show_tabs), s);
2050      g_signal_connect(s->untabify_item, "activate",
2051                       G_CALLBACK(gd_menu_untabify), s);
2052      g_signal_connect(s->show_menubar_item, "activate",
2053                       G_CALLBACK(gd_menu_show_menubar), s);
2054  
2055      g_signal_connect(s->window, "delete-event",
2056                       G_CALLBACK(gd_window_close), s);
2057  
2058      g_signal_connect(s->pause_item, "activate",
2059                       G_CALLBACK(gd_menu_pause), s);
2060      g_signal_connect(s->reset_item, "activate",
2061                       G_CALLBACK(gd_menu_reset), s);
2062      g_signal_connect(s->powerdown_item, "activate",
2063                       G_CALLBACK(gd_menu_powerdown), s);
2064      g_signal_connect(s->quit_item, "activate",
2065                       G_CALLBACK(gd_menu_quit), s);
2066  #if defined(CONFIG_VTE)
2067      g_signal_connect(s->copy_item, "activate",
2068                       G_CALLBACK(gd_menu_copy), s);
2069  #endif
2070      g_signal_connect(s->full_screen_item, "activate",
2071                       G_CALLBACK(gd_menu_full_screen), s);
2072      g_signal_connect(s->zoom_in_item, "activate",
2073                       G_CALLBACK(gd_menu_zoom_in), s);
2074      g_signal_connect(s->zoom_out_item, "activate",
2075                       G_CALLBACK(gd_menu_zoom_out), s);
2076      g_signal_connect(s->zoom_fixed_item, "activate",
2077                       G_CALLBACK(gd_menu_zoom_fixed), s);
2078      g_signal_connect(s->zoom_fit_item, "activate",
2079                       G_CALLBACK(gd_menu_zoom_fit), s);
2080      g_signal_connect(s->grab_item, "activate",
2081                       G_CALLBACK(gd_menu_grab_input), s);
2082      g_signal_connect(s->notebook, "switch-page",
2083                       G_CALLBACK(gd_change_page), s);
2084  }
2085  
2086  static GtkWidget *gd_create_menu_machine(GtkDisplayState *s)
2087  {
2088      GtkWidget *machine_menu;
2089      GtkWidget *separator;
2090  
2091      machine_menu = gtk_menu_new();
2092      gtk_menu_set_accel_group(GTK_MENU(machine_menu), s->accel_group);
2093  
2094      s->pause_item = gtk_check_menu_item_new_with_mnemonic(_("_Pause"));
2095      gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->pause_item);
2096  
2097      separator = gtk_separator_menu_item_new();
2098      gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), separator);
2099  
2100      s->reset_item = gtk_menu_item_new_with_mnemonic(_("_Reset"));
2101      gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->reset_item);
2102  
2103      s->powerdown_item = gtk_menu_item_new_with_mnemonic(_("Power _Down"));
2104      gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->powerdown_item);
2105  
2106      separator = gtk_separator_menu_item_new();
2107      gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), separator);
2108  
2109      s->quit_item = gtk_menu_item_new_with_mnemonic(_("_Quit"));
2110      gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->quit_item),
2111                                   "<QEMU>/Machine/Quit");
2112      gtk_accel_map_add_entry("<QEMU>/Machine/Quit",
2113                              GDK_KEY_q, HOTKEY_MODIFIERS);
2114      gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->quit_item);
2115  
2116      return machine_menu;
2117  }
2118  
2119  #if defined(CONFIG_OPENGL)
2120  static void gl_area_realize(GtkGLArea *area, VirtualConsole *vc)
2121  {
2122      gtk_gl_area_make_current(area);
2123      qemu_egl_display = eglGetCurrentDisplay();
2124      vc->gfx.has_dmabuf = qemu_egl_has_dmabuf();
2125      if (!vc->gfx.has_dmabuf) {
2126          error_report("GtkGLArea console lacks DMABUF support.");
2127      }
2128  }
2129  #endif
2130  
2131  static GSList *gd_vc_gfx_init(GtkDisplayState *s, VirtualConsole *vc,
2132                                QemuConsole *con, int idx,
2133                                GSList *group, GtkWidget *view_menu)
2134  {
2135      bool zoom_to_fit = false;
2136      int i;
2137  
2138      vc->label = qemu_console_get_label(con);
2139      vc->s = s;
2140      vc->gfx.scale_x = 1.0;
2141      vc->gfx.scale_y = 1.0;
2142  
2143  #if defined(CONFIG_OPENGL)
2144      if (display_opengl) {
2145          if (gtk_use_gl_area) {
2146              vc->gfx.drawing_area = gtk_gl_area_new();
2147              g_signal_connect(vc->gfx.drawing_area, "realize",
2148                               G_CALLBACK(gl_area_realize), vc);
2149              vc->gfx.dcl.ops = &dcl_gl_area_ops;
2150              vc->gfx.dgc.ops = &gl_area_ctx_ops;
2151          } else {
2152  #ifdef CONFIG_X11
2153              vc->gfx.drawing_area = gtk_drawing_area_new();
2154              /*
2155               * gtk_widget_set_double_buffered() was deprecated in 3.14.
2156               * It is required for opengl rendering on X11 though.  A
2157               * proper replacement (native opengl support) is only
2158               * available in 3.16+.  Silence the warning if possible.
2159               */
2160  #pragma GCC diagnostic push
2161  #pragma GCC diagnostic ignored "-Wdeprecated-declarations"
2162              gtk_widget_set_double_buffered(vc->gfx.drawing_area, FALSE);
2163  #pragma GCC diagnostic pop
2164              vc->gfx.dcl.ops = &dcl_egl_ops;
2165              vc->gfx.dgc.ops = &egl_ctx_ops;
2166              vc->gfx.has_dmabuf = qemu_egl_has_dmabuf();
2167  #else
2168              abort();
2169  #endif
2170          }
2171      } else
2172  #endif
2173      {
2174          vc->gfx.drawing_area = gtk_drawing_area_new();
2175          vc->gfx.dcl.ops = &dcl_ops;
2176      }
2177  
2178  
2179      gtk_widget_add_events(vc->gfx.drawing_area,
2180                            GDK_POINTER_MOTION_MASK |
2181                            GDK_BUTTON_PRESS_MASK |
2182                            GDK_BUTTON_RELEASE_MASK |
2183                            GDK_BUTTON_MOTION_MASK |
2184                            GDK_TOUCH_MASK |
2185                            GDK_ENTER_NOTIFY_MASK |
2186                            GDK_LEAVE_NOTIFY_MASK |
2187                            GDK_SCROLL_MASK |
2188                            GDK_SMOOTH_SCROLL_MASK |
2189                            GDK_KEY_PRESS_MASK);
2190      gtk_widget_set_can_focus(vc->gfx.drawing_area, TRUE);
2191  
2192      vc->type = GD_VC_GFX;
2193      vc->tab_item = vc->gfx.drawing_area;
2194      vc->focus = vc->gfx.drawing_area;
2195      gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook),
2196                               vc->tab_item, gtk_label_new(vc->label));
2197  
2198      vc->gfx.kbd = qkbd_state_init(con);
2199      vc->gfx.dcl.con = con;
2200  
2201      if (display_opengl) {
2202          qemu_console_set_display_gl_ctx(con, &vc->gfx.dgc);
2203      }
2204      register_displaychangelistener(&vc->gfx.dcl);
2205  
2206      gd_connect_vc_gfx_signals(vc);
2207      group = gd_vc_menu_init(s, vc, idx, group, view_menu);
2208  
2209      if (dpy_ui_info_supported(vc->gfx.dcl.con)) {
2210          zoom_to_fit = true;
2211      }
2212      if (s->opts->u.gtk.has_zoom_to_fit) {
2213          zoom_to_fit = s->opts->u.gtk.zoom_to_fit;
2214      }
2215      if (zoom_to_fit) {
2216          gtk_menu_item_activate(GTK_MENU_ITEM(s->zoom_fit_item));
2217          s->free_scale = true;
2218      }
2219  
2220      for (i = 0; i < INPUT_EVENT_SLOTS_MAX; i++) {
2221          struct touch_slot *slot = &touch_slots[i];
2222          slot->tracking_id = -1;
2223      }
2224  
2225      return group;
2226  }
2227  
2228  static GtkWidget *gd_create_menu_view(GtkDisplayState *s, DisplayOptions *opts)
2229  {
2230      GSList *group = NULL;
2231      GtkWidget *view_menu;
2232      GtkWidget *separator;
2233      QemuConsole *con;
2234      int vc;
2235  
2236      view_menu = gtk_menu_new();
2237      gtk_menu_set_accel_group(GTK_MENU(view_menu), s->accel_group);
2238  
2239      s->full_screen_item = gtk_menu_item_new_with_mnemonic(_("_Fullscreen"));
2240  
2241  #if defined(CONFIG_VTE)
2242      s->copy_item = gtk_menu_item_new_with_mnemonic(_("_Copy"));
2243      gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->copy_item);
2244  #endif
2245  
2246      gtk_accel_group_connect(s->accel_group, GDK_KEY_f, HOTKEY_MODIFIERS, 0,
2247              g_cclosure_new_swap(G_CALLBACK(gd_accel_full_screen), s, NULL));
2248      gtk_accel_label_set_accel(
2249              GTK_ACCEL_LABEL(gtk_bin_get_child(GTK_BIN(s->full_screen_item))),
2250              GDK_KEY_f, HOTKEY_MODIFIERS);
2251      gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->full_screen_item);
2252  
2253      separator = gtk_separator_menu_item_new();
2254      gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
2255  
2256      s->zoom_in_item = gtk_menu_item_new_with_mnemonic(_("Zoom _In"));
2257      gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_in_item),
2258                                   "<QEMU>/View/Zoom In");
2259      gtk_accel_map_add_entry("<QEMU>/View/Zoom In", GDK_KEY_plus,
2260                              HOTKEY_MODIFIERS);
2261      gtk_accel_group_connect(s->accel_group, GDK_KEY_equal, HOTKEY_MODIFIERS, 0,
2262              g_cclosure_new_swap(G_CALLBACK(gd_accel_zoom_in), s, NULL));
2263      gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_in_item);
2264  
2265      s->zoom_out_item = gtk_menu_item_new_with_mnemonic(_("Zoom _Out"));
2266      gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_out_item),
2267                                   "<QEMU>/View/Zoom Out");
2268      gtk_accel_map_add_entry("<QEMU>/View/Zoom Out", GDK_KEY_minus,
2269                              HOTKEY_MODIFIERS);
2270      gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_out_item);
2271  
2272      s->zoom_fixed_item = gtk_menu_item_new_with_mnemonic(_("Best _Fit"));
2273      gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_fixed_item),
2274                                   "<QEMU>/View/Zoom Fixed");
2275      gtk_accel_map_add_entry("<QEMU>/View/Zoom Fixed", GDK_KEY_0,
2276                              HOTKEY_MODIFIERS);
2277      gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_fixed_item);
2278  
2279      s->zoom_fit_item = gtk_check_menu_item_new_with_mnemonic(_("Zoom To _Fit"));
2280      gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_fit_item);
2281  
2282      separator = gtk_separator_menu_item_new();
2283      gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
2284  
2285      s->grab_on_hover_item = gtk_check_menu_item_new_with_mnemonic(_("Grab On _Hover"));
2286      gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->grab_on_hover_item);
2287  
2288      s->grab_item = gtk_check_menu_item_new_with_mnemonic(_("_Grab Input"));
2289      gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->grab_item),
2290                                   "<QEMU>/View/Grab Input");
2291      gtk_accel_map_add_entry("<QEMU>/View/Grab Input", GDK_KEY_g,
2292                              HOTKEY_MODIFIERS);
2293      gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->grab_item);
2294  
2295      separator = gtk_separator_menu_item_new();
2296      gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
2297  
2298      /* gfx */
2299      for (vc = 0;; vc++) {
2300          con = qemu_console_lookup_by_index(vc);
2301          if (!con) {
2302              break;
2303          }
2304          group = gd_vc_gfx_init(s, &s->vc[vc], con,
2305                                 vc, group, view_menu);
2306          s->nb_vcs++;
2307      }
2308  
2309  #if defined(CONFIG_VTE)
2310      /* vte */
2311      gd_vcs_init(s, group, view_menu);
2312  #endif
2313  
2314      separator = gtk_separator_menu_item_new();
2315      gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
2316  
2317      s->show_tabs_item = gtk_check_menu_item_new_with_mnemonic(_("Show _Tabs"));
2318      gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->show_tabs_item);
2319  
2320      s->untabify_item = gtk_menu_item_new_with_mnemonic(_("Detach Tab"));
2321      gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->untabify_item);
2322  
2323      s->show_menubar_item = gtk_check_menu_item_new_with_mnemonic(
2324              _("Show Menubar"));
2325      gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->show_menubar_item),
2326                                     !opts->u.gtk.has_show_menubar ||
2327                                     opts->u.gtk.show_menubar);
2328      gtk_accel_group_connect(s->accel_group, GDK_KEY_m, HOTKEY_MODIFIERS, 0,
2329              g_cclosure_new_swap(G_CALLBACK(gd_accel_show_menubar), s, NULL));
2330      gtk_accel_label_set_accel(
2331              GTK_ACCEL_LABEL(gtk_bin_get_child(GTK_BIN(s->show_menubar_item))),
2332              GDK_KEY_m, HOTKEY_MODIFIERS);
2333      gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->show_menubar_item);
2334  
2335      return view_menu;
2336  }
2337  
2338  static void gd_create_menus(GtkDisplayState *s, DisplayOptions *opts)
2339  {
2340      GtkSettings *settings;
2341  
2342      s->accel_group = gtk_accel_group_new();
2343      s->machine_menu = gd_create_menu_machine(s);
2344      s->view_menu = gd_create_menu_view(s, opts);
2345  
2346      s->machine_menu_item = gtk_menu_item_new_with_mnemonic(_("_Machine"));
2347      gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->machine_menu_item),
2348                                s->machine_menu);
2349      gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->machine_menu_item);
2350  
2351      s->view_menu_item = gtk_menu_item_new_with_mnemonic(_("_View"));
2352      gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->view_menu_item), s->view_menu);
2353      gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->view_menu_item);
2354  
2355      g_object_set_data(G_OBJECT(s->window), "accel_group", s->accel_group);
2356      gtk_window_add_accel_group(GTK_WINDOW(s->window), s->accel_group);
2357  
2358      /* Disable the default "F10" menu shortcut. */
2359      settings = gtk_widget_get_settings(s->window);
2360      g_object_set(G_OBJECT(settings), "gtk-menu-bar-accel", "", NULL);
2361  }
2362  
2363  
2364  static gboolean gtkinit;
2365  
2366  static void gtk_display_init(DisplayState *ds, DisplayOptions *opts)
2367  {
2368      VirtualConsole *vc;
2369  
2370      GtkDisplayState *s;
2371      GdkDisplay *window_display;
2372      GtkIconTheme *theme;
2373      char *dir;
2374      int idx;
2375  
2376      if (!gtkinit) {
2377          fprintf(stderr, "gtk initialization failed\n");
2378          exit(1);
2379      }
2380      assert(opts->type == DISPLAY_TYPE_GTK);
2381      s = g_malloc0(sizeof(*s));
2382      s->opts = opts;
2383  
2384      theme = gtk_icon_theme_get_default();
2385      dir = get_relocated_path(CONFIG_QEMU_ICONDIR);
2386      gtk_icon_theme_prepend_search_path(theme, dir);
2387      g_free(dir);
2388      g_set_prgname("qemu");
2389  
2390      s->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
2391      s->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
2392      s->notebook = gtk_notebook_new();
2393      s->menu_bar = gtk_menu_bar_new();
2394  
2395      s->free_scale = FALSE;
2396  
2397      /* Mostly LC_MESSAGES only. See early_gtk_display_init() for details. For
2398       * LC_CTYPE, we need to make sure that non-ASCII characters are considered
2399       * printable, but without changing any of the character classes to make
2400       * sure that we don't accidentally break implicit assumptions.  */
2401      setlocale(LC_MESSAGES, "");
2402      setlocale(LC_CTYPE, "C.UTF-8");
2403      dir = get_relocated_path(CONFIG_QEMU_LOCALEDIR);
2404      bindtextdomain("qemu", dir);
2405      g_free(dir);
2406      bind_textdomain_codeset("qemu", "UTF-8");
2407      textdomain("qemu");
2408  
2409      window_display = gtk_widget_get_display(s->window);
2410      if (s->opts->has_show_cursor && s->opts->show_cursor) {
2411          s->null_cursor = NULL; /* default pointer */
2412      } else {
2413          s->null_cursor = gdk_cursor_new_for_display(window_display,
2414                                                      GDK_BLANK_CURSOR);
2415      }
2416  
2417      s->mouse_mode_notifier.notify = gd_mouse_mode_change;
2418      qemu_add_mouse_mode_change_notifier(&s->mouse_mode_notifier);
2419      qemu_add_vm_change_state_handler(gd_change_runstate, s);
2420  
2421      gtk_window_set_icon_name(GTK_WINDOW(s->window), "qemu");
2422  
2423      gd_create_menus(s, opts);
2424  
2425      gd_connect_signals(s);
2426  
2427      gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
2428      gtk_notebook_set_show_border(GTK_NOTEBOOK(s->notebook), FALSE);
2429  
2430      gd_update_caption(s);
2431  
2432      gtk_box_pack_start(GTK_BOX(s->vbox), s->menu_bar, FALSE, TRUE, 0);
2433      gtk_box_pack_start(GTK_BOX(s->vbox), s->notebook, TRUE, TRUE, 0);
2434  
2435      gtk_container_add(GTK_CONTAINER(s->window), s->vbox);
2436  
2437      gtk_widget_show_all(s->window);
2438  
2439      for (idx = 0;; idx++) {
2440          QemuConsole *con = qemu_console_lookup_by_index(idx);
2441          if (!con) {
2442              break;
2443          }
2444          gtk_widget_realize(s->vc[idx].gfx.drawing_area);
2445      }
2446  
2447      if (opts->u.gtk.has_show_menubar &&
2448          !opts->u.gtk.show_menubar) {
2449          gtk_widget_hide(s->menu_bar);
2450      }
2451  
2452      vc = gd_vc_find_current(s);
2453      gtk_widget_set_sensitive(s->view_menu, vc != NULL);
2454  #ifdef CONFIG_VTE
2455      gtk_widget_set_sensitive(s->copy_item,
2456                               vc && vc->type == GD_VC_VTE);
2457  #endif
2458  
2459      if (opts->has_full_screen &&
2460          opts->full_screen) {
2461          gtk_menu_item_activate(GTK_MENU_ITEM(s->full_screen_item));
2462      }
2463      if (opts->u.gtk.has_grab_on_hover &&
2464          opts->u.gtk.grab_on_hover) {
2465          gtk_menu_item_activate(GTK_MENU_ITEM(s->grab_on_hover_item));
2466      }
2467      if (opts->u.gtk.has_show_tabs &&
2468          opts->u.gtk.show_tabs) {
2469          gtk_menu_item_activate(GTK_MENU_ITEM(s->show_tabs_item));
2470      }
2471  #ifdef CONFIG_GTK_CLIPBOARD
2472      gd_clipboard_init(s);
2473  #endif /* CONFIG_GTK_CLIPBOARD */
2474  }
2475  
2476  static void early_gtk_display_init(DisplayOptions *opts)
2477  {
2478      /* The QEMU code relies on the assumption that it's always run in
2479       * the C locale. Therefore it is not prepared to deal with
2480       * operations that produce different results depending on the
2481       * locale, such as printf's formatting of decimal numbers, and
2482       * possibly others.
2483       *
2484       * Since GTK+ calls setlocale() by default -importing the locale
2485       * settings from the environment- we must prevent it from doing so
2486       * using gtk_disable_setlocale().
2487       *
2488       * QEMU's GTK+ UI, however, _does_ have translations for some of
2489       * the menu items. As a trade-off between a functionally correct
2490       * QEMU and a fully internationalized UI we support importing
2491       * LC_MESSAGES from the environment (see the setlocale() call
2492       * earlier in this file). This allows us to display translated
2493       * messages leaving everything else untouched.
2494       */
2495      gtk_disable_setlocale();
2496      gtkinit = gtk_init_check(NULL, NULL);
2497      if (!gtkinit) {
2498          /* don't exit yet, that'll break -help */
2499          return;
2500      }
2501  
2502      assert(opts->type == DISPLAY_TYPE_GTK);
2503      if (opts->has_gl && opts->gl != DISPLAYGL_MODE_OFF) {
2504  #if defined(CONFIG_OPENGL)
2505  #if defined(GDK_WINDOWING_WAYLAND)
2506          if (GDK_IS_WAYLAND_DISPLAY(gdk_display_get_default())) {
2507              gtk_use_gl_area = true;
2508              gtk_gl_area_init();
2509          } else
2510  #endif
2511  #if defined(GDK_WINDOWING_WIN32)
2512          if (GDK_IS_WIN32_DISPLAY(gdk_display_get_default())) {
2513              gtk_use_gl_area = true;
2514              gtk_gl_area_init();
2515          } else
2516  #endif
2517          {
2518  #ifdef CONFIG_X11
2519              DisplayGLMode mode = opts->has_gl ? opts->gl : DISPLAYGL_MODE_ON;
2520              gtk_egl_init(mode);
2521  #endif
2522          }
2523  #endif
2524      }
2525  
2526      keycode_map = gd_get_keymap(&keycode_maplen);
2527  
2528  #if defined(CONFIG_VTE)
2529      type_register(&char_gd_vc_type_info);
2530  #endif
2531  }
2532  
2533  static QemuDisplay qemu_display_gtk = {
2534      .type       = DISPLAY_TYPE_GTK,
2535      .early_init = early_gtk_display_init,
2536      .init       = gtk_display_init,
2537  };
2538  
2539  static void register_gtk(void)
2540  {
2541      qemu_display_register(&qemu_display_gtk);
2542  }
2543  
2544  type_init(register_gtk);
2545  
2546  #ifdef CONFIG_OPENGL
2547  module_dep("ui-opengl");
2548  #endif
2549