xref: /openbmc/qemu/ui/gtk.c (revision a42e9c41)
1 /*
2  * GTK UI
3  *
4  * Copyright IBM, Corp. 2012
5  *
6  * Authors:
7  *  Anthony Liguori   <aliguori@us.ibm.com>
8  *
9  * This work is licensed under the terms of the GNU GPL, version 2 or later.
10  * See the COPYING file in the top-level directory.
11  *
12  * Portions from gtk-vnc:
13  *
14  * GTK VNC Widget
15  *
16  * Copyright (C) 2006  Anthony Liguori <anthony@codemonkey.ws>
17  * Copyright (C) 2009-2010 Daniel P. Berrange <dan@berrange.com>
18  *
19  * This library is free software; you can redistribute it and/or
20  * modify it under the terms of the GNU Lesser General Public
21  * License as published by the Free Software Foundation; either
22  * version 2.0 of the License, or (at your option) any later version.
23  *
24  * This library is distributed in the hope that it will be useful,
25  * but WITHOUT ANY WARRANTY; without even the implied warranty of
26  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
27  * Lesser General Public License for more details.
28  *
29  * You should have received a copy of the GNU Lesser General Public
30  * License along with this library; if not, write to the Free Software
31  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
32  */
33 
34 #define GETTEXT_PACKAGE "qemu"
35 #define LOCALEDIR "po"
36 
37 #include "qemu-common.h"
38 
39 #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
40 /* Work around an -Wstrict-prototypes warning in GTK headers */
41 #pragma GCC diagnostic push
42 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
43 #endif
44 #include <gtk/gtk.h>
45 #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
46 #pragma GCC diagnostic pop
47 #endif
48 
49 
50 #include <gdk/gdkkeysyms.h>
51 #include <glib/gi18n.h>
52 #include <locale.h>
53 #include <vte/vte.h>
54 #include <math.h>
55 
56 #include "ui/console.h"
57 #include "sysemu/sysemu.h"
58 #include "qmp-commands.h"
59 #include "x_keymap.h"
60 #include "keymaps.h"
61 #include "sysemu/char.h"
62 
63 //#define DEBUG_GTK
64 
65 #ifdef DEBUG_GTK
66 #define DPRINTF(fmt, ...) printf(fmt, ## __VA_ARGS__)
67 #else
68 #define DPRINTF(fmt, ...) do { } while (0)
69 #endif
70 
71 #define MAX_VCS 10
72 
73 
74 /* Compatibility define to let us build on both Gtk2 and Gtk3 */
75 #if GTK_CHECK_VERSION(3, 0, 0)
76 static inline void gdk_drawable_get_size(GdkWindow *w, gint *ww, gint *wh)
77 {
78     *ww = gdk_window_get_width(w);
79     *wh = gdk_window_get_height(w);
80 }
81 #endif
82 
83 #if !GTK_CHECK_VERSION(2, 20, 0)
84 #define gtk_widget_get_realized(widget) GTK_WIDGET_REALIZED(widget)
85 #endif
86 
87 #ifndef GDK_KEY_0
88 #define GDK_KEY_0 GDK_0
89 #define GDK_KEY_1 GDK_1
90 #define GDK_KEY_2 GDK_2
91 #define GDK_KEY_f GDK_f
92 #define GDK_KEY_g GDK_g
93 #define GDK_KEY_plus GDK_plus
94 #define GDK_KEY_minus GDK_minus
95 #endif
96 
97 #define HOTKEY_MODIFIERS        (GDK_CONTROL_MASK | GDK_MOD1_MASK)
98 #define IGNORE_MODIFIER_MASK \
99     (GDK_MODIFIER_MASK & ~(GDK_LOCK_MASK | GDK_MOD2_MASK))
100 
101 static const int modifier_keycode[] = {
102     /* shift, control, alt keys, meta keys, both left & right */
103     0x2a, 0x36, 0x1d, 0x9d, 0x38, 0xb8, 0xdb, 0xdd,
104 };
105 
106 typedef struct VirtualConsole
107 {
108     GtkWidget *menu_item;
109     GtkWidget *terminal;
110     GtkWidget *scrolled_window;
111     CharDriverState *chr;
112     int fd;
113 } VirtualConsole;
114 
115 typedef struct GtkDisplayState
116 {
117     GtkWidget *window;
118 
119     GtkWidget *menu_bar;
120 
121     GtkAccelGroup *accel_group;
122 
123     GtkWidget *machine_menu_item;
124     GtkWidget *machine_menu;
125     GtkWidget *pause_item;
126     GtkWidget *reset_item;
127     GtkWidget *powerdown_item;
128     GtkWidget *quit_item;
129 
130     GtkWidget *view_menu_item;
131     GtkWidget *view_menu;
132     GtkWidget *full_screen_item;
133     GtkWidget *zoom_in_item;
134     GtkWidget *zoom_out_item;
135     GtkWidget *zoom_fixed_item;
136     GtkWidget *zoom_fit_item;
137     GtkWidget *grab_item;
138     GtkWidget *grab_on_hover_item;
139     GtkWidget *vga_item;
140 
141     int nb_vcs;
142     VirtualConsole vc[MAX_VCS];
143 
144     GtkWidget *show_tabs_item;
145 
146     GtkWidget *vbox;
147     GtkWidget *notebook;
148     GtkWidget *drawing_area;
149     cairo_surface_t *surface;
150     pixman_image_t *convert;
151     DisplayChangeListener dcl;
152     DisplaySurface *ds;
153     int button_mask;
154     int last_x;
155     int last_y;
156 
157     double scale_x;
158     double scale_y;
159     gboolean full_screen;
160 
161     GdkCursor *null_cursor;
162     Notifier mouse_mode_notifier;
163     gboolean free_scale;
164 
165     bool external_pause_update;
166 
167     bool modifier_pressed[ARRAY_SIZE(modifier_keycode)];
168 } GtkDisplayState;
169 
170 static GtkDisplayState *global_state;
171 
172 /** Utility Functions **/
173 
174 static bool gd_is_grab_active(GtkDisplayState *s)
175 {
176     return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_item));
177 }
178 
179 static bool gd_grab_on_hover(GtkDisplayState *s)
180 {
181     return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_on_hover_item));
182 }
183 
184 static bool gd_on_vga(GtkDisplayState *s)
185 {
186     return gtk_notebook_get_current_page(GTK_NOTEBOOK(s->notebook)) == 0;
187 }
188 
189 static void gd_update_cursor(GtkDisplayState *s, gboolean override)
190 {
191     GdkWindow *window;
192     bool on_vga;
193 
194     window = gtk_widget_get_window(GTK_WIDGET(s->drawing_area));
195 
196     on_vga = gd_on_vga(s);
197 
198     if ((override || on_vga) &&
199         (s->full_screen || kbd_mouse_is_absolute() || gd_is_grab_active(s))) {
200         gdk_window_set_cursor(window, s->null_cursor);
201     } else {
202         gdk_window_set_cursor(window, NULL);
203     }
204 }
205 
206 static void gd_update_caption(GtkDisplayState *s)
207 {
208     const char *status = "";
209     gchar *title;
210     const char *grab = "";
211     bool is_paused = !runstate_is_running();
212 
213     if (gd_is_grab_active(s)) {
214         grab = _(" - Press Ctrl+Alt+G to release grab");
215     }
216 
217     if (is_paused) {
218         status = _(" [Paused]");
219     }
220     s->external_pause_update = true;
221     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->pause_item),
222                                    is_paused);
223     s->external_pause_update = false;
224 
225     if (qemu_name) {
226         title = g_strdup_printf("QEMU (%s)%s%s", qemu_name, status, grab);
227     } else {
228         title = g_strdup_printf("QEMU%s%s", status, grab);
229     }
230 
231     gtk_window_set_title(GTK_WINDOW(s->window), title);
232 
233     g_free(title);
234 }
235 
236 static void gd_update_windowsize(GtkDisplayState *s)
237 {
238     if (!s->full_screen) {
239         GtkRequisition req;
240         double sx, sy;
241 
242         if (s->free_scale) {
243             sx = s->scale_x;
244             sy = s->scale_y;
245 
246             s->scale_y = 1.0;
247             s->scale_x = 1.0;
248         } else {
249             sx = 1.0;
250             sy = 1.0;
251         }
252 
253         gtk_widget_set_size_request(s->drawing_area,
254                                     surface_width(s->ds) * s->scale_x,
255                                     surface_height(s->ds) * s->scale_y);
256 #if GTK_CHECK_VERSION(3, 0, 0)
257         gtk_widget_get_preferred_size(s->vbox, NULL, &req);
258 #else
259         gtk_widget_size_request(s->vbox, &req);
260 #endif
261 
262         gtk_window_resize(GTK_WINDOW(s->window),
263                           req.width * sx, req.height * sy);
264     }
265 }
266 
267 static void gd_update_full_redraw(GtkDisplayState *s)
268 {
269     int ww, wh;
270     gdk_drawable_get_size(gtk_widget_get_window(s->drawing_area), &ww, &wh);
271     gtk_widget_queue_draw_area(s->drawing_area, 0, 0, ww, wh);
272 }
273 
274 static void gtk_release_modifiers(GtkDisplayState *s)
275 {
276     int i, keycode;
277 
278     if (!gd_on_vga(s)) {
279         return;
280     }
281     for (i = 0; i < ARRAY_SIZE(modifier_keycode); i++) {
282         keycode = modifier_keycode[i];
283         if (!s->modifier_pressed[i]) {
284             continue;
285         }
286         if (keycode & SCANCODE_GREY) {
287             kbd_put_keycode(SCANCODE_EMUL0);
288         }
289         kbd_put_keycode(keycode | SCANCODE_UP);
290         s->modifier_pressed[i] = false;
291     }
292 }
293 
294 /** DisplayState Callbacks **/
295 
296 static void gd_update(DisplayChangeListener *dcl,
297                       int x, int y, int w, int h)
298 {
299     GtkDisplayState *s = container_of(dcl, GtkDisplayState, dcl);
300     int x1, x2, y1, y2;
301     int mx, my;
302     int fbw, fbh;
303     int ww, wh;
304 
305     DPRINTF("update(x=%d, y=%d, w=%d, h=%d)\n", x, y, w, h);
306 
307     if (s->convert) {
308         pixman_image_composite(PIXMAN_OP_SRC, s->ds->image, NULL, s->convert,
309                                x, y, 0, 0, x, y, w, h);
310     }
311 
312     x1 = floor(x * s->scale_x);
313     y1 = floor(y * s->scale_y);
314 
315     x2 = ceil(x * s->scale_x + w * s->scale_x);
316     y2 = ceil(y * s->scale_y + h * s->scale_y);
317 
318     fbw = surface_width(s->ds) * s->scale_x;
319     fbh = surface_height(s->ds) * s->scale_y;
320 
321     gdk_drawable_get_size(gtk_widget_get_window(s->drawing_area), &ww, &wh);
322 
323     mx = my = 0;
324     if (ww > fbw) {
325         mx = (ww - fbw) / 2;
326     }
327     if (wh > fbh) {
328         my = (wh - fbh) / 2;
329     }
330 
331     gtk_widget_queue_draw_area(s->drawing_area, mx + x1, my + y1, (x2 - x1), (y2 - y1));
332 }
333 
334 static void gd_refresh(DisplayChangeListener *dcl)
335 {
336     graphic_hw_update(dcl->con);
337 }
338 
339 #if GTK_CHECK_VERSION(3, 0, 0)
340 static void gd_mouse_set(DisplayChangeListener *dcl,
341                          int x, int y, int visible)
342 {
343     GtkDisplayState *s = container_of(dcl, GtkDisplayState, dcl);
344     GdkDisplay *dpy;
345     GdkDeviceManager *mgr;
346     gint x_root, y_root;
347 
348     dpy = gtk_widget_get_display(s->drawing_area);
349     mgr = gdk_display_get_device_manager(dpy);
350     gdk_window_get_root_coords(gtk_widget_get_window(s->drawing_area),
351                                x, y, &x_root, &y_root);
352     gdk_device_warp(gdk_device_manager_get_client_pointer(mgr),
353                     gtk_widget_get_screen(s->drawing_area),
354                     x, y);
355 }
356 #else
357 static void gd_mouse_set(DisplayChangeListener *dcl,
358                          int x, int y, int visible)
359 {
360     GtkDisplayState *s = container_of(dcl, GtkDisplayState, dcl);
361     gint x_root, y_root;
362 
363     gdk_window_get_root_coords(gtk_widget_get_window(s->drawing_area),
364                                x, y, &x_root, &y_root);
365     gdk_display_warp_pointer(gtk_widget_get_display(s->drawing_area),
366                              gtk_widget_get_screen(s->drawing_area),
367                              x_root, y_root);
368 }
369 #endif
370 
371 static void gd_cursor_define(DisplayChangeListener *dcl,
372                              QEMUCursor *c)
373 {
374     GtkDisplayState *s = container_of(dcl, GtkDisplayState, dcl);
375     GdkPixbuf *pixbuf;
376     GdkCursor *cursor;
377 
378     pixbuf = gdk_pixbuf_new_from_data((guchar *)(c->data),
379                                       GDK_COLORSPACE_RGB, true, 8,
380                                       c->width, c->height, c->width * 4,
381                                       NULL, NULL);
382     cursor = gdk_cursor_new_from_pixbuf(gtk_widget_get_display(s->drawing_area),
383                                         pixbuf, c->hot_x, c->hot_y);
384     gdk_window_set_cursor(gtk_widget_get_window(s->drawing_area), cursor);
385     g_object_unref(pixbuf);
386 #if !GTK_CHECK_VERSION(3, 0, 0)
387     gdk_cursor_unref(cursor);
388 #else
389     g_object_unref(cursor);
390 #endif
391 }
392 
393 static void gd_switch(DisplayChangeListener *dcl,
394                       DisplaySurface *surface)
395 {
396     GtkDisplayState *s = container_of(dcl, GtkDisplayState, dcl);
397     bool resized = true;
398 
399     DPRINTF("resize(width=%d, height=%d)\n",
400             surface_width(surface), surface_height(surface));
401 
402     if (s->surface) {
403         cairo_surface_destroy(s->surface);
404     }
405 
406     if (s->ds &&
407         surface_width(s->ds) == surface_width(surface) &&
408         surface_height(s->ds) == surface_height(surface)) {
409         resized = false;
410     }
411     s->ds = surface;
412 
413     if (s->convert) {
414         pixman_image_unref(s->convert);
415         s->convert = NULL;
416     }
417 
418     if (surface->format == PIXMAN_x8r8g8b8) {
419         /*
420          * PIXMAN_x8r8g8b8 == CAIRO_FORMAT_RGB24
421          *
422          * No need to convert, use surface directly.  Should be the
423          * common case as this is qemu_default_pixelformat(32) too.
424          */
425         s->surface = cairo_image_surface_create_for_data
426             (surface_data(surface),
427              CAIRO_FORMAT_RGB24,
428              surface_width(surface),
429              surface_height(surface),
430              surface_stride(surface));
431     } else {
432         /* Must convert surface, use pixman to do it. */
433         s->convert = pixman_image_create_bits(PIXMAN_x8r8g8b8,
434                                               surface_width(surface),
435                                               surface_height(surface),
436                                               NULL, 0);
437         s->surface = cairo_image_surface_create_for_data
438             ((void *)pixman_image_get_data(s->convert),
439              CAIRO_FORMAT_RGB24,
440              pixman_image_get_width(s->convert),
441              pixman_image_get_height(s->convert),
442              pixman_image_get_stride(s->convert));
443         pixman_image_composite(PIXMAN_OP_SRC, s->ds->image, NULL, s->convert,
444                                0, 0, 0, 0, 0, 0,
445                                pixman_image_get_width(s->convert),
446                                pixman_image_get_height(s->convert));
447     }
448 
449     if (resized) {
450         gd_update_windowsize(s);
451     } else {
452         gd_update_full_redraw(s);
453     }
454 }
455 
456 /** QEMU Events **/
457 
458 static void gd_change_runstate(void *opaque, int running, RunState state)
459 {
460     GtkDisplayState *s = opaque;
461 
462     gd_update_caption(s);
463 }
464 
465 static void gd_mouse_mode_change(Notifier *notify, void *data)
466 {
467     gd_update_cursor(container_of(notify, GtkDisplayState, mouse_mode_notifier),
468                      FALSE);
469 }
470 
471 /** GTK Events **/
472 
473 static gboolean gd_window_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque)
474 {
475     GtkDisplayState *s = opaque;
476     gboolean handled = FALSE;
477 
478     if (!gd_is_grab_active(s) ||
479         (key->state & IGNORE_MODIFIER_MASK) == HOTKEY_MODIFIERS) {
480         handled = gtk_window_activate_key(GTK_WINDOW(widget), key);
481     }
482     if (handled) {
483         gtk_release_modifiers(s);
484     } else {
485         handled = gtk_window_propagate_key_event(GTK_WINDOW(widget), key);
486     }
487 
488     return handled;
489 }
490 
491 static gboolean gd_window_close(GtkWidget *widget, GdkEvent *event,
492                                 void *opaque)
493 {
494     GtkDisplayState *s = opaque;
495 
496     if (!no_quit) {
497         unregister_displaychangelistener(&s->dcl);
498         qmp_quit(NULL);
499         return FALSE;
500     }
501 
502     return TRUE;
503 }
504 
505 static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque)
506 {
507     GtkDisplayState *s = opaque;
508     int mx, my;
509     int ww, wh;
510     int fbw, fbh;
511 
512     if (!gtk_widget_get_realized(widget)) {
513         return FALSE;
514     }
515 
516     fbw = surface_width(s->ds);
517     fbh = surface_height(s->ds);
518 
519     gdk_drawable_get_size(gtk_widget_get_window(widget), &ww, &wh);
520 
521     if (s->full_screen) {
522         s->scale_x = (double)ww / fbw;
523         s->scale_y = (double)wh / fbh;
524     } else if (s->free_scale) {
525         double sx, sy;
526 
527         sx = (double)ww / fbw;
528         sy = (double)wh / fbh;
529 
530         s->scale_x = s->scale_y = MIN(sx, sy);
531     }
532 
533     fbw *= s->scale_x;
534     fbh *= s->scale_y;
535 
536     mx = my = 0;
537     if (ww > fbw) {
538         mx = (ww - fbw) / 2;
539     }
540     if (wh > fbh) {
541         my = (wh - fbh) / 2;
542     }
543 
544     cairo_rectangle(cr, 0, 0, ww, wh);
545 
546     /* Optionally cut out the inner area where the pixmap
547        will be drawn. This avoids 'flashing' since we're
548        not double-buffering. Note we're using the undocumented
549        behaviour of drawing the rectangle from right to left
550        to cut out the whole */
551     cairo_rectangle(cr, mx + fbw, my,
552                     -1 * fbw, fbh);
553     cairo_fill(cr);
554 
555     cairo_scale(cr, s->scale_x, s->scale_y);
556     cairo_set_source_surface(cr, s->surface, mx / s->scale_x, my / s->scale_y);
557     cairo_paint(cr);
558 
559     return TRUE;
560 }
561 
562 #if !GTK_CHECK_VERSION(3, 0, 0)
563 static gboolean gd_expose_event(GtkWidget *widget, GdkEventExpose *expose,
564                                 void *opaque)
565 {
566     cairo_t *cr;
567     gboolean ret;
568 
569     cr = gdk_cairo_create(gtk_widget_get_window(widget));
570     cairo_rectangle(cr,
571                     expose->area.x,
572                     expose->area.y,
573                     expose->area.width,
574                     expose->area.height);
575     cairo_clip(cr);
576 
577     ret = gd_draw_event(widget, cr, opaque);
578 
579     cairo_destroy(cr);
580 
581     return ret;
582 }
583 #endif
584 
585 static gboolean gd_motion_event(GtkWidget *widget, GdkEventMotion *motion,
586                                 void *opaque)
587 {
588     GtkDisplayState *s = opaque;
589     int dx, dy;
590     int x, y;
591     int mx, my;
592     int fbh, fbw;
593     int ww, wh;
594 
595     fbw = surface_width(s->ds) * s->scale_x;
596     fbh = surface_height(s->ds) * s->scale_y;
597 
598     gdk_drawable_get_size(gtk_widget_get_window(s->drawing_area), &ww, &wh);
599 
600     mx = my = 0;
601     if (ww > fbw) {
602         mx = (ww - fbw) / 2;
603     }
604     if (wh > fbh) {
605         my = (wh - fbh) / 2;
606     }
607 
608     x = (motion->x - mx) / s->scale_x;
609     y = (motion->y - my) / s->scale_y;
610 
611     if (x < 0 || y < 0 ||
612         x >= surface_width(s->ds) ||
613         y >= surface_height(s->ds)) {
614         return TRUE;
615     }
616 
617     if (kbd_mouse_is_absolute()) {
618         dx = x * 0x7FFF / (surface_width(s->ds) - 1);
619         dy = y * 0x7FFF / (surface_height(s->ds) - 1);
620     } else if (s->last_x == -1 || s->last_y == -1) {
621         dx = 0;
622         dy = 0;
623     } else {
624         dx = x - s->last_x;
625         dy = y - s->last_y;
626     }
627 
628     s->last_x = x;
629     s->last_y = y;
630 
631     if (kbd_mouse_is_absolute() || gd_is_grab_active(s)) {
632         kbd_mouse_event(dx, dy, 0, s->button_mask);
633     }
634 
635     if (!kbd_mouse_is_absolute() && gd_is_grab_active(s)) {
636         GdkScreen *screen = gtk_widget_get_screen(s->drawing_area);
637         int x = (int)motion->x_root;
638         int y = (int)motion->y_root;
639 
640         /* In relative mode check to see if client pointer hit
641          * one of the screen edges, and if so move it back by
642          * 200 pixels. This is important because the pointer
643          * in the server doesn't correspond 1-for-1, and so
644          * may still be only half way across the screen. Without
645          * this warp, the server pointer would thus appear to hit
646          * an invisible wall */
647         if (x == 0) {
648             x += 200;
649         }
650         if (y == 0) {
651             y += 200;
652         }
653         if (x == (gdk_screen_get_width(screen) - 1)) {
654             x -= 200;
655         }
656         if (y == (gdk_screen_get_height(screen) - 1)) {
657             y -= 200;
658         }
659 
660         if (x != (int)motion->x_root || y != (int)motion->y_root) {
661 #if GTK_CHECK_VERSION(3, 0, 0)
662             GdkDevice *dev = gdk_event_get_device((GdkEvent *)motion);
663             gdk_device_warp(dev, screen, x, y);
664 #else
665             GdkDisplay *display = gtk_widget_get_display(widget);
666             gdk_display_warp_pointer(display, screen, x, y);
667 #endif
668             s->last_x = -1;
669             s->last_y = -1;
670             return FALSE;
671         }
672     }
673     return TRUE;
674 }
675 
676 static gboolean gd_button_event(GtkWidget *widget, GdkEventButton *button,
677                                 void *opaque)
678 {
679     GtkDisplayState *s = opaque;
680     int dx, dy;
681     int n;
682 
683     if (button->button == 1) {
684         n = 0x01;
685     } else if (button->button == 2) {
686         n = 0x04;
687     } else if (button->button == 3) {
688         n = 0x02;
689     } else {
690         n = 0x00;
691     }
692 
693     if (button->type == GDK_BUTTON_PRESS) {
694         s->button_mask |= n;
695     } else if (button->type == GDK_BUTTON_RELEASE) {
696         s->button_mask &= ~n;
697     }
698 
699     if (kbd_mouse_is_absolute()) {
700         dx = s->last_x * 0x7FFF / (surface_width(s->ds) - 1);
701         dy = s->last_y * 0x7FFF / (surface_height(s->ds) - 1);
702     } else {
703         dx = 0;
704         dy = 0;
705     }
706 
707     kbd_mouse_event(dx, dy, 0, s->button_mask);
708 
709     return TRUE;
710 }
711 
712 static gboolean gd_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque)
713 {
714     GtkDisplayState *s = opaque;
715     int gdk_keycode;
716     int qemu_keycode;
717     int i;
718 
719     gdk_keycode = key->hardware_keycode;
720 
721     if (gdk_keycode < 9) {
722         qemu_keycode = 0;
723     } else if (gdk_keycode < 97) {
724         qemu_keycode = gdk_keycode - 8;
725     } else if (gdk_keycode < 158) {
726         qemu_keycode = translate_evdev_keycode(gdk_keycode - 97);
727     } else if (gdk_keycode == 208) { /* Hiragana_Katakana */
728         qemu_keycode = 0x70;
729     } else if (gdk_keycode == 211) { /* backslash */
730         qemu_keycode = 0x73;
731     } else {
732         qemu_keycode = 0;
733     }
734 
735     DPRINTF("translated GDK keycode %d to QEMU keycode %d (%s)\n",
736             gdk_keycode, qemu_keycode,
737             (key->type == GDK_KEY_PRESS) ? "down" : "up");
738 
739     for (i = 0; i < ARRAY_SIZE(modifier_keycode); i++) {
740         if (qemu_keycode == modifier_keycode[i]) {
741             s->modifier_pressed[i] = (key->type == GDK_KEY_PRESS);
742         }
743     }
744 
745     if (qemu_keycode & SCANCODE_GREY) {
746         kbd_put_keycode(SCANCODE_EMUL0);
747     }
748 
749     if (key->type == GDK_KEY_PRESS) {
750         kbd_put_keycode(qemu_keycode & SCANCODE_KEYCODEMASK);
751     } else if (key->type == GDK_KEY_RELEASE) {
752         kbd_put_keycode(qemu_keycode | SCANCODE_UP);
753     } else {
754         g_assert_not_reached();
755     }
756 
757     return TRUE;
758 }
759 
760 /** Window Menu Actions **/
761 
762 static void gd_menu_pause(GtkMenuItem *item, void *opaque)
763 {
764     GtkDisplayState *s = opaque;
765 
766     if (s->external_pause_update) {
767         return;
768     }
769     if (runstate_is_running()) {
770         qmp_stop(NULL);
771     } else {
772         qmp_cont(NULL);
773     }
774 }
775 
776 static void gd_menu_reset(GtkMenuItem *item, void *opaque)
777 {
778     qmp_system_reset(NULL);
779 }
780 
781 static void gd_menu_powerdown(GtkMenuItem *item, void *opaque)
782 {
783     qmp_system_powerdown(NULL);
784 }
785 
786 static void gd_menu_quit(GtkMenuItem *item, void *opaque)
787 {
788     qmp_quit(NULL);
789 }
790 
791 static void gd_menu_switch_vc(GtkMenuItem *item, void *opaque)
792 {
793     GtkDisplayState *s = opaque;
794 
795     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->vga_item))) {
796         gtk_notebook_set_current_page(GTK_NOTEBOOK(s->notebook), 0);
797     } else {
798         int i;
799 
800         gtk_release_modifiers(s);
801         for (i = 0; i < s->nb_vcs; i++) {
802             if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->vc[i].menu_item))) {
803                 gtk_notebook_set_current_page(GTK_NOTEBOOK(s->notebook), i + 1);
804                 break;
805             }
806         }
807     }
808 }
809 
810 static void gd_menu_show_tabs(GtkMenuItem *item, void *opaque)
811 {
812     GtkDisplayState *s = opaque;
813 
814     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->show_tabs_item))) {
815         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), TRUE);
816     } else {
817         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
818     }
819 }
820 
821 static void gd_menu_full_screen(GtkMenuItem *item, void *opaque)
822 {
823     GtkDisplayState *s = opaque;
824 
825     if (!s->full_screen) {
826         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
827         gtk_widget_set_size_request(s->menu_bar, 0, 0);
828         gtk_widget_set_size_request(s->drawing_area, -1, -1);
829         gtk_window_fullscreen(GTK_WINDOW(s->window));
830         if (gd_on_vga(s)) {
831             gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item), TRUE);
832         }
833         s->full_screen = TRUE;
834     } else {
835         gtk_window_unfullscreen(GTK_WINDOW(s->window));
836         gd_menu_show_tabs(GTK_MENU_ITEM(s->show_tabs_item), s);
837         gtk_widget_set_size_request(s->menu_bar, -1, -1);
838         gtk_widget_set_size_request(s->drawing_area,
839                                     surface_width(s->ds),
840                                     surface_height(s->ds));
841         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item), FALSE);
842         s->full_screen = FALSE;
843         s->scale_x = 1.0;
844         s->scale_y = 1.0;
845     }
846 
847     gd_update_cursor(s, FALSE);
848 }
849 
850 static void gd_menu_zoom_in(GtkMenuItem *item, void *opaque)
851 {
852     GtkDisplayState *s = opaque;
853 
854     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
855                                    FALSE);
856 
857     s->scale_x += .25;
858     s->scale_y += .25;
859 
860     gd_update_windowsize(s);
861 }
862 
863 static void gd_menu_zoom_out(GtkMenuItem *item, void *opaque)
864 {
865     GtkDisplayState *s = opaque;
866 
867     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
868                                    FALSE);
869 
870     s->scale_x -= .25;
871     s->scale_y -= .25;
872 
873     s->scale_x = MAX(s->scale_x, .25);
874     s->scale_y = MAX(s->scale_y, .25);
875 
876     gd_update_windowsize(s);
877 }
878 
879 static void gd_menu_zoom_fixed(GtkMenuItem *item, void *opaque)
880 {
881     GtkDisplayState *s = opaque;
882 
883     s->scale_x = 1.0;
884     s->scale_y = 1.0;
885 
886     gd_update_windowsize(s);
887 }
888 
889 static void gd_menu_zoom_fit(GtkMenuItem *item, void *opaque)
890 {
891     GtkDisplayState *s = opaque;
892 
893     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item))) {
894         s->free_scale = TRUE;
895     } else {
896         s->free_scale = FALSE;
897         s->scale_x = 1.0;
898         s->scale_y = 1.0;
899         gd_update_windowsize(s);
900     }
901 
902     gd_update_full_redraw(s);
903 }
904 
905 static void gd_grab_keyboard(GtkDisplayState *s)
906 {
907 #if GTK_CHECK_VERSION(3, 0, 0)
908     GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
909     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
910     GList *devices = gdk_device_manager_list_devices(mgr,
911                                                      GDK_DEVICE_TYPE_MASTER);
912     GList *tmp = devices;
913     while (tmp) {
914         GdkDevice *dev = tmp->data;
915         if (gdk_device_get_source(dev) == GDK_SOURCE_KEYBOARD) {
916             gdk_device_grab(dev,
917                             gtk_widget_get_window(s->drawing_area),
918                             GDK_OWNERSHIP_NONE,
919                             FALSE,
920                             GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK,
921                             NULL,
922                             GDK_CURRENT_TIME);
923         }
924         tmp = tmp->next;
925     }
926     g_list_free(devices);
927 #else
928     gdk_keyboard_grab(gtk_widget_get_window(s->drawing_area),
929                       FALSE,
930                       GDK_CURRENT_TIME);
931 #endif
932 }
933 
934 static void gd_ungrab_keyboard(GtkDisplayState *s)
935 {
936 #if GTK_CHECK_VERSION(3, 0, 0)
937     GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
938     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
939     GList *devices = gdk_device_manager_list_devices(mgr,
940                                                      GDK_DEVICE_TYPE_MASTER);
941     GList *tmp = devices;
942     while (tmp) {
943         GdkDevice *dev = tmp->data;
944         if (gdk_device_get_source(dev) == GDK_SOURCE_KEYBOARD) {
945             gdk_device_ungrab(dev,
946                               GDK_CURRENT_TIME);
947         }
948         tmp = tmp->next;
949     }
950     g_list_free(devices);
951 #else
952     gdk_keyboard_ungrab(GDK_CURRENT_TIME);
953 #endif
954 }
955 
956 static void gd_grab_pointer(GtkDisplayState *s)
957 {
958 #if GTK_CHECK_VERSION(3, 0, 0)
959     GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
960     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
961     GList *devices = gdk_device_manager_list_devices(mgr,
962                                                      GDK_DEVICE_TYPE_MASTER);
963     GList *tmp = devices;
964     while (tmp) {
965         GdkDevice *dev = tmp->data;
966         if (gdk_device_get_source(dev) == GDK_SOURCE_MOUSE) {
967             gdk_device_grab(dev,
968                             gtk_widget_get_window(s->drawing_area),
969                             GDK_OWNERSHIP_NONE,
970                             FALSE, /* All events to come to our
971                                       window directly */
972                             GDK_POINTER_MOTION_MASK |
973                             GDK_BUTTON_PRESS_MASK |
974                             GDK_BUTTON_RELEASE_MASK |
975                             GDK_BUTTON_MOTION_MASK |
976                             GDK_SCROLL_MASK,
977                             s->null_cursor,
978                             GDK_CURRENT_TIME);
979         }
980         tmp = tmp->next;
981     }
982     g_list_free(devices);
983 #else
984     gdk_pointer_grab(gtk_widget_get_window(s->drawing_area),
985                      FALSE, /* All events to come to our window directly */
986                      GDK_POINTER_MOTION_MASK |
987                      GDK_BUTTON_PRESS_MASK |
988                      GDK_BUTTON_RELEASE_MASK |
989                      GDK_BUTTON_MOTION_MASK |
990                      GDK_SCROLL_MASK,
991                      NULL, /* Allow cursor to move over entire desktop */
992                      s->null_cursor,
993                      GDK_CURRENT_TIME);
994 #endif
995 }
996 
997 static void gd_ungrab_pointer(GtkDisplayState *s)
998 {
999 #if GTK_CHECK_VERSION(3, 0, 0)
1000     GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
1001     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
1002     GList *devices = gdk_device_manager_list_devices(mgr,
1003                                                      GDK_DEVICE_TYPE_MASTER);
1004     GList *tmp = devices;
1005     while (tmp) {
1006         GdkDevice *dev = tmp->data;
1007         if (gdk_device_get_source(dev) == GDK_SOURCE_MOUSE) {
1008             gdk_device_ungrab(dev,
1009                               GDK_CURRENT_TIME);
1010         }
1011         tmp = tmp->next;
1012     }
1013     g_list_free(devices);
1014 #else
1015     gdk_pointer_ungrab(GDK_CURRENT_TIME);
1016 #endif
1017 }
1018 
1019 static void gd_menu_grab_input(GtkMenuItem *item, void *opaque)
1020 {
1021     GtkDisplayState *s = opaque;
1022 
1023     if (gd_is_grab_active(s)) {
1024         gd_grab_keyboard(s);
1025         gd_grab_pointer(s);
1026     } else {
1027         gd_ungrab_keyboard(s);
1028         gd_ungrab_pointer(s);
1029     }
1030 
1031     gd_update_caption(s);
1032     gd_update_cursor(s, FALSE);
1033 }
1034 
1035 static void gd_change_page(GtkNotebook *nb, gpointer arg1, guint arg2,
1036                            gpointer data)
1037 {
1038     GtkDisplayState *s = data;
1039     guint last_page;
1040     gboolean on_vga;
1041 
1042     if (!gtk_widget_get_realized(s->notebook)) {
1043         return;
1044     }
1045 
1046     last_page = gtk_notebook_get_current_page(nb);
1047 
1048     if (last_page) {
1049         gtk_widget_set_size_request(s->vc[last_page - 1].terminal, -1, -1);
1050     }
1051 
1052     on_vga = arg2 == 0;
1053 
1054     if (!on_vga) {
1055         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1056                                        FALSE);
1057     } else if (s->full_screen) {
1058         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1059                                        TRUE);
1060     }
1061 
1062     if (arg2 == 0) {
1063         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->vga_item), TRUE);
1064     } else {
1065         VirtualConsole *vc = &s->vc[arg2 - 1];
1066         VteTerminal *term = VTE_TERMINAL(vc->terminal);
1067         int width, height;
1068 
1069         width = 80 * vte_terminal_get_char_width(term);
1070         height = 25 * vte_terminal_get_char_height(term);
1071 
1072         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item), TRUE);
1073         gtk_widget_set_size_request(vc->terminal, width, height);
1074     }
1075 
1076     gtk_widget_set_sensitive(s->grab_item, on_vga);
1077 
1078     gd_update_cursor(s, TRUE);
1079 }
1080 
1081 static gboolean gd_enter_event(GtkWidget *widget, GdkEventCrossing *crossing, gpointer data)
1082 {
1083     GtkDisplayState *s = data;
1084 
1085     if (!gd_is_grab_active(s) && gd_grab_on_hover(s)) {
1086         gd_grab_keyboard(s);
1087     }
1088 
1089     return TRUE;
1090 }
1091 
1092 static gboolean gd_leave_event(GtkWidget *widget, GdkEventCrossing *crossing, gpointer data)
1093 {
1094     GtkDisplayState *s = data;
1095 
1096     if (!gd_is_grab_active(s) && gd_grab_on_hover(s)) {
1097         gd_ungrab_keyboard(s);
1098     }
1099 
1100     return TRUE;
1101 }
1102 
1103 static gboolean gd_focus_out_event(GtkWidget *widget,
1104                                    GdkEventCrossing *crossing, gpointer data)
1105 {
1106     GtkDisplayState *s = data;
1107 
1108     gtk_release_modifiers(s);
1109 
1110     return TRUE;
1111 }
1112 
1113 /** Virtual Console Callbacks **/
1114 
1115 static int gd_vc_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1116 {
1117     VirtualConsole *vc = chr->opaque;
1118 
1119     return write(vc->fd, buf, len);
1120 }
1121 
1122 static int nb_vcs;
1123 static CharDriverState *vcs[MAX_VCS];
1124 
1125 static CharDriverState *gd_vc_handler(ChardevVC *unused)
1126 {
1127     CharDriverState *chr;
1128 
1129     chr = g_malloc0(sizeof(*chr));
1130     chr->chr_write = gd_vc_chr_write;
1131     /* defer OPENED events until our vc is fully initialized */
1132     chr->explicit_be_open = true;
1133 
1134     vcs[nb_vcs++] = chr;
1135 
1136     return chr;
1137 }
1138 
1139 void early_gtk_display_init(void)
1140 {
1141     register_vc_handler(gd_vc_handler);
1142 }
1143 
1144 static gboolean gd_vc_in(GIOChannel *chan, GIOCondition cond, void *opaque)
1145 {
1146     VirtualConsole *vc = opaque;
1147     uint8_t buffer[1024];
1148     ssize_t len;
1149 
1150     len = read(vc->fd, buffer, sizeof(buffer));
1151     if (len <= 0) {
1152         return FALSE;
1153     }
1154 
1155     qemu_chr_be_write(vc->chr, buffer, len);
1156 
1157     return TRUE;
1158 }
1159 
1160 static GSList *gd_vc_init(GtkDisplayState *s, VirtualConsole *vc, int index, GSList *group,
1161                           GtkWidget *view_menu)
1162 {
1163     const char *label;
1164     char buffer[32];
1165     char path[32];
1166 #if VTE_CHECK_VERSION(0, 26, 0)
1167     VtePty *pty;
1168 #endif
1169     GIOChannel *chan;
1170     GtkWidget *scrolled_window;
1171     GtkAdjustment *vadjustment;
1172     int master_fd, slave_fd;
1173 
1174     snprintf(buffer, sizeof(buffer), "vc%d", index);
1175     snprintf(path, sizeof(path), "<QEMU>/View/VC%d", index);
1176 
1177     vc->chr = vcs[index];
1178 
1179     if (vc->chr->label) {
1180         label = vc->chr->label;
1181     } else {
1182         label = buffer;
1183     }
1184 
1185     vc->menu_item = gtk_radio_menu_item_new_with_mnemonic(group, label);
1186     group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(vc->menu_item));
1187     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(vc->menu_item), path);
1188     gtk_accel_map_add_entry(path, GDK_KEY_2 + index, HOTKEY_MODIFIERS);
1189 
1190     vc->terminal = vte_terminal_new();
1191 
1192     master_fd = qemu_openpty_raw(&slave_fd, NULL);
1193     g_assert(master_fd != -1);
1194 
1195 #if VTE_CHECK_VERSION(0, 26, 0)
1196     pty = vte_pty_new_foreign(master_fd, NULL);
1197     vte_terminal_set_pty_object(VTE_TERMINAL(vc->terminal), pty);
1198 #else
1199     vte_terminal_set_pty(VTE_TERMINAL(vc->terminal), master_fd);
1200 #endif
1201 
1202     vte_terminal_set_scrollback_lines(VTE_TERMINAL(vc->terminal), -1);
1203 
1204     vadjustment = vte_terminal_get_adjustment(VTE_TERMINAL(vc->terminal));
1205 
1206     scrolled_window = gtk_scrolled_window_new(NULL, vadjustment);
1207     gtk_container_add(GTK_CONTAINER(scrolled_window), vc->terminal);
1208 
1209     vte_terminal_set_size(VTE_TERMINAL(vc->terminal), 80, 25);
1210 
1211     vc->fd = slave_fd;
1212     vc->chr->opaque = vc;
1213     vc->scrolled_window = scrolled_window;
1214 
1215     gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(vc->scrolled_window),
1216                                    GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
1217 
1218     gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), scrolled_window, gtk_label_new(label));
1219     g_signal_connect(vc->menu_item, "activate",
1220                      G_CALLBACK(gd_menu_switch_vc), s);
1221 
1222     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), vc->menu_item);
1223 
1224     qemu_chr_be_generic_open(vc->chr);
1225     if (vc->chr->init) {
1226         vc->chr->init(vc->chr);
1227     }
1228 
1229     chan = g_io_channel_unix_new(vc->fd);
1230     g_io_add_watch(chan, G_IO_IN, gd_vc_in, vc);
1231 
1232     return group;
1233 }
1234 
1235 /** Window Creation **/
1236 
1237 static void gd_connect_signals(GtkDisplayState *s)
1238 {
1239     g_signal_connect(s->show_tabs_item, "activate",
1240                      G_CALLBACK(gd_menu_show_tabs), s);
1241 
1242     g_signal_connect(s->window, "key-press-event",
1243                      G_CALLBACK(gd_window_key_event), s);
1244     g_signal_connect(s->window, "delete-event",
1245                      G_CALLBACK(gd_window_close), s);
1246 
1247 #if GTK_CHECK_VERSION(3, 0, 0)
1248     g_signal_connect(s->drawing_area, "draw",
1249                      G_CALLBACK(gd_draw_event), s);
1250 #else
1251     g_signal_connect(s->drawing_area, "expose-event",
1252                      G_CALLBACK(gd_expose_event), s);
1253 #endif
1254     g_signal_connect(s->drawing_area, "motion-notify-event",
1255                      G_CALLBACK(gd_motion_event), s);
1256     g_signal_connect(s->drawing_area, "button-press-event",
1257                      G_CALLBACK(gd_button_event), s);
1258     g_signal_connect(s->drawing_area, "button-release-event",
1259                      G_CALLBACK(gd_button_event), s);
1260     g_signal_connect(s->drawing_area, "key-press-event",
1261                      G_CALLBACK(gd_key_event), s);
1262     g_signal_connect(s->drawing_area, "key-release-event",
1263                      G_CALLBACK(gd_key_event), s);
1264 
1265     g_signal_connect(s->pause_item, "activate",
1266                      G_CALLBACK(gd_menu_pause), s);
1267     g_signal_connect(s->reset_item, "activate",
1268                      G_CALLBACK(gd_menu_reset), s);
1269     g_signal_connect(s->powerdown_item, "activate",
1270                      G_CALLBACK(gd_menu_powerdown), s);
1271     g_signal_connect(s->quit_item, "activate",
1272                      G_CALLBACK(gd_menu_quit), s);
1273     g_signal_connect(s->full_screen_item, "activate",
1274                      G_CALLBACK(gd_menu_full_screen), s);
1275     g_signal_connect(s->zoom_in_item, "activate",
1276                      G_CALLBACK(gd_menu_zoom_in), s);
1277     g_signal_connect(s->zoom_out_item, "activate",
1278                      G_CALLBACK(gd_menu_zoom_out), s);
1279     g_signal_connect(s->zoom_fixed_item, "activate",
1280                      G_CALLBACK(gd_menu_zoom_fixed), s);
1281     g_signal_connect(s->zoom_fit_item, "activate",
1282                      G_CALLBACK(gd_menu_zoom_fit), s);
1283     g_signal_connect(s->vga_item, "activate",
1284                      G_CALLBACK(gd_menu_switch_vc), s);
1285     g_signal_connect(s->grab_item, "activate",
1286                      G_CALLBACK(gd_menu_grab_input), s);
1287     g_signal_connect(s->notebook, "switch-page",
1288                      G_CALLBACK(gd_change_page), s);
1289     g_signal_connect(s->drawing_area, "enter-notify-event",
1290                      G_CALLBACK(gd_enter_event), s);
1291     g_signal_connect(s->drawing_area, "leave-notify-event",
1292                      G_CALLBACK(gd_leave_event), s);
1293     g_signal_connect(s->drawing_area, "focus-out-event",
1294                      G_CALLBACK(gd_focus_out_event), s);
1295 }
1296 
1297 static GtkWidget *gd_create_menu_machine(GtkDisplayState *s, GtkAccelGroup *accel_group)
1298 {
1299     GtkWidget *machine_menu;
1300     GtkWidget *separator;
1301     GtkStockItem item;
1302 
1303     machine_menu = gtk_menu_new();
1304     gtk_menu_set_accel_group(GTK_MENU(machine_menu), accel_group);
1305 
1306     s->pause_item = gtk_check_menu_item_new_with_mnemonic(_("_Pause"));
1307     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->pause_item);
1308 
1309     separator = gtk_separator_menu_item_new();
1310     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), separator);
1311 
1312     s->reset_item = gtk_image_menu_item_new_with_mnemonic(_("_Reset"));
1313     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->reset_item);
1314 
1315     s->powerdown_item = gtk_image_menu_item_new_with_mnemonic(_("Power _Down"));
1316     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->powerdown_item);
1317 
1318     separator = gtk_separator_menu_item_new();
1319     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), separator);
1320 
1321     s->quit_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_QUIT, NULL);
1322     gtk_stock_lookup(GTK_STOCK_QUIT, &item);
1323     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->quit_item),
1324                                  "<QEMU>/Machine/Quit");
1325     gtk_accel_map_add_entry("<QEMU>/Machine/Quit", item.keyval, item.modifier);
1326     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->quit_item);
1327 
1328     return machine_menu;
1329 }
1330 
1331 static GtkWidget *gd_create_menu_view(GtkDisplayState *s, GtkAccelGroup *accel_group)
1332 {
1333     GSList *group = NULL;
1334     GtkWidget *view_menu;
1335     GtkWidget *separator;
1336     int i;
1337 
1338     view_menu = gtk_menu_new();
1339     gtk_menu_set_accel_group(GTK_MENU(view_menu), accel_group);
1340 
1341     s->full_screen_item =
1342         gtk_image_menu_item_new_from_stock(GTK_STOCK_FULLSCREEN, NULL);
1343     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->full_screen_item),
1344                                  "<QEMU>/View/Full Screen");
1345     gtk_accel_map_add_entry("<QEMU>/View/Full Screen", GDK_KEY_f,
1346                             HOTKEY_MODIFIERS);
1347     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->full_screen_item);
1348 
1349     separator = gtk_separator_menu_item_new();
1350     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1351 
1352     s->zoom_in_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_ZOOM_IN, NULL);
1353     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_in_item),
1354                                  "<QEMU>/View/Zoom In");
1355     gtk_accel_map_add_entry("<QEMU>/View/Zoom In", GDK_KEY_plus,
1356                             HOTKEY_MODIFIERS);
1357     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_in_item);
1358 
1359     s->zoom_out_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_ZOOM_OUT, NULL);
1360     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_out_item),
1361                                  "<QEMU>/View/Zoom Out");
1362     gtk_accel_map_add_entry("<QEMU>/View/Zoom Out", GDK_KEY_minus,
1363                             HOTKEY_MODIFIERS);
1364     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_out_item);
1365 
1366     s->zoom_fixed_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_ZOOM_100, NULL);
1367     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_fixed_item),
1368                                  "<QEMU>/View/Zoom Fixed");
1369     gtk_accel_map_add_entry("<QEMU>/View/Zoom Fixed", GDK_KEY_0,
1370                             HOTKEY_MODIFIERS);
1371     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_fixed_item);
1372 
1373     s->zoom_fit_item = gtk_check_menu_item_new_with_mnemonic(_("Zoom To _Fit"));
1374     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_fit_item);
1375 
1376     separator = gtk_separator_menu_item_new();
1377     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1378 
1379     s->grab_on_hover_item = gtk_check_menu_item_new_with_mnemonic(_("Grab On _Hover"));
1380     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->grab_on_hover_item);
1381 
1382     s->grab_item = gtk_check_menu_item_new_with_mnemonic(_("_Grab Input"));
1383     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->grab_item),
1384                                  "<QEMU>/View/Grab Input");
1385     gtk_accel_map_add_entry("<QEMU>/View/Grab Input", GDK_KEY_g,
1386                             HOTKEY_MODIFIERS);
1387     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->grab_item);
1388 
1389     separator = gtk_separator_menu_item_new();
1390     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1391 
1392     s->vga_item = gtk_radio_menu_item_new_with_mnemonic(group, "_VGA");
1393     group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(s->vga_item));
1394     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->vga_item),
1395                                  "<QEMU>/View/VGA");
1396     gtk_accel_map_add_entry("<QEMU>/View/VGA", GDK_KEY_1, HOTKEY_MODIFIERS);
1397     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->vga_item);
1398 
1399     for (i = 0; i < nb_vcs; i++) {
1400         VirtualConsole *vc = &s->vc[i];
1401 
1402         group = gd_vc_init(s, vc, i, group, view_menu);
1403         s->nb_vcs++;
1404     }
1405 
1406     separator = gtk_separator_menu_item_new();
1407     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1408 
1409     s->show_tabs_item = gtk_check_menu_item_new_with_mnemonic(_("Show _Tabs"));
1410     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->show_tabs_item);
1411 
1412     return view_menu;
1413 }
1414 
1415 static void gd_create_menus(GtkDisplayState *s)
1416 {
1417     GtkAccelGroup *accel_group;
1418 
1419     accel_group = gtk_accel_group_new();
1420     s->machine_menu = gd_create_menu_machine(s, accel_group);
1421     s->view_menu = gd_create_menu_view(s, accel_group);
1422 
1423     s->machine_menu_item = gtk_menu_item_new_with_mnemonic(_("_Machine"));
1424     gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->machine_menu_item),
1425                               s->machine_menu);
1426     gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->machine_menu_item);
1427 
1428     s->view_menu_item = gtk_menu_item_new_with_mnemonic(_("_View"));
1429     gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->view_menu_item), s->view_menu);
1430     gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->view_menu_item);
1431 
1432     g_object_set_data(G_OBJECT(s->window), "accel_group", accel_group);
1433     gtk_window_add_accel_group(GTK_WINDOW(s->window), accel_group);
1434     s->accel_group = accel_group;
1435 }
1436 
1437 static const DisplayChangeListenerOps dcl_ops = {
1438     .dpy_name          = "gtk",
1439     .dpy_gfx_update    = gd_update,
1440     .dpy_gfx_switch    = gd_switch,
1441     .dpy_refresh       = gd_refresh,
1442     .dpy_mouse_set     = gd_mouse_set,
1443     .dpy_cursor_define = gd_cursor_define,
1444 };
1445 
1446 void gtk_display_init(DisplayState *ds, bool full_screen)
1447 {
1448     GtkDisplayState *s = g_malloc0(sizeof(*s));
1449     char *filename;
1450 
1451     gtk_init(NULL, NULL);
1452 
1453     s->dcl.ops = &dcl_ops;
1454     s->dcl.con = qemu_console_lookup_by_index(0);
1455 
1456     s->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
1457 #if GTK_CHECK_VERSION(3, 2, 0)
1458     s->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
1459 #else
1460     s->vbox = gtk_vbox_new(FALSE, 0);
1461 #endif
1462     s->notebook = gtk_notebook_new();
1463     s->drawing_area = gtk_drawing_area_new();
1464     s->menu_bar = gtk_menu_bar_new();
1465 
1466     s->scale_x = 1.0;
1467     s->scale_y = 1.0;
1468     s->free_scale = FALSE;
1469 
1470     setlocale(LC_ALL, "");
1471     bindtextdomain("qemu", CONFIG_QEMU_LOCALEDIR);
1472     textdomain("qemu");
1473 
1474     s->null_cursor = gdk_cursor_new(GDK_BLANK_CURSOR);
1475 
1476     s->mouse_mode_notifier.notify = gd_mouse_mode_change;
1477     qemu_add_mouse_mode_change_notifier(&s->mouse_mode_notifier);
1478     qemu_add_vm_change_state_handler(gd_change_runstate, s);
1479 
1480     gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), s->drawing_area, gtk_label_new("VGA"));
1481 
1482     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "qemu_logo_no_text.svg");
1483     if (filename) {
1484         GError *error = NULL;
1485         GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file(filename, &error);
1486         if (pixbuf) {
1487             gtk_window_set_icon(GTK_WINDOW(s->window), pixbuf);
1488         } else {
1489             g_error_free(error);
1490         }
1491         g_free(filename);
1492     }
1493 
1494     gd_create_menus(s);
1495 
1496     gd_connect_signals(s);
1497 
1498     gtk_widget_add_events(s->drawing_area,
1499                           GDK_POINTER_MOTION_MASK |
1500                           GDK_BUTTON_PRESS_MASK |
1501                           GDK_BUTTON_RELEASE_MASK |
1502                           GDK_BUTTON_MOTION_MASK |
1503                           GDK_ENTER_NOTIFY_MASK |
1504                           GDK_LEAVE_NOTIFY_MASK |
1505                           GDK_SCROLL_MASK |
1506                           GDK_KEY_PRESS_MASK);
1507     gtk_widget_set_double_buffered(s->drawing_area, FALSE);
1508     gtk_widget_set_can_focus(s->drawing_area, TRUE);
1509 
1510     gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1511     gtk_notebook_set_show_border(GTK_NOTEBOOK(s->notebook), FALSE);
1512 
1513     gd_update_caption(s);
1514 
1515     gtk_box_pack_start(GTK_BOX(s->vbox), s->menu_bar, FALSE, TRUE, 0);
1516     gtk_box_pack_start(GTK_BOX(s->vbox), s->notebook, TRUE, TRUE, 0);
1517 
1518     gtk_container_add(GTK_CONTAINER(s->window), s->vbox);
1519 
1520     gtk_widget_show_all(s->window);
1521 
1522     if (full_screen) {
1523         gtk_menu_item_activate(GTK_MENU_ITEM(s->full_screen_item));
1524     }
1525 
1526     register_displaychangelistener(&s->dcl);
1527 
1528     global_state = s;
1529 }
1530