xref: /openbmc/qemu/ui/gtk.c (revision 0399a381)
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 #ifdef _WIN32
38 # define _WIN32_WINNT 0x0601 /* needed to get definition of MAPVK_VK_TO_VSC */
39 #endif
40 
41 #include "qemu-common.h"
42 
43 #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
44 /* Work around an -Wstrict-prototypes warning in GTK headers */
45 #pragma GCC diagnostic push
46 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
47 #endif
48 #include <gtk/gtk.h>
49 #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
50 #pragma GCC diagnostic pop
51 #endif
52 
53 
54 #include <gdk/gdkkeysyms.h>
55 #include <glib/gi18n.h>
56 #include <locale.h>
57 #include <vte/vte.h>
58 #include <math.h>
59 
60 #include "trace.h"
61 #include "ui/console.h"
62 #include "ui/input.h"
63 #include "sysemu/sysemu.h"
64 #include "qmp-commands.h"
65 #include "x_keymap.h"
66 #include "keymaps.h"
67 #include "sysemu/char.h"
68 
69 #define MAX_VCS 10
70 
71 
72 /* Compatibility define to let us build on both Gtk2 and Gtk3 */
73 #if GTK_CHECK_VERSION(3, 0, 0)
74 static inline void gdk_drawable_get_size(GdkWindow *w, gint *ww, gint *wh)
75 {
76     *ww = gdk_window_get_width(w);
77     *wh = gdk_window_get_height(w);
78 }
79 #endif
80 
81 #if !GTK_CHECK_VERSION(2, 20, 0)
82 #define gtk_widget_get_realized(widget) GTK_WIDGET_REALIZED(widget)
83 #endif
84 
85 #ifndef GDK_KEY_0
86 #define GDK_KEY_0 GDK_0
87 #define GDK_KEY_1 GDK_1
88 #define GDK_KEY_2 GDK_2
89 #define GDK_KEY_f GDK_f
90 #define GDK_KEY_g GDK_g
91 #define GDK_KEY_plus GDK_plus
92 #define GDK_KEY_minus GDK_minus
93 #endif
94 
95 #define HOTKEY_MODIFIERS        (GDK_CONTROL_MASK | GDK_MOD1_MASK)
96 #define IGNORE_MODIFIER_MASK \
97     (GDK_MODIFIER_MASK & ~(GDK_LOCK_MASK | GDK_MOD2_MASK))
98 
99 static const int modifier_keycode[] = {
100     /* shift, control, alt keys, meta keys, both left & right */
101     0x2a, 0x36, 0x1d, 0x9d, 0x38, 0xb8, 0xdb, 0xdd,
102 };
103 
104 typedef struct VirtualConsole
105 {
106     GtkWidget *menu_item;
107     GtkWidget *terminal;
108     GtkWidget *scrolled_window;
109     CharDriverState *chr;
110     int fd;
111 } VirtualConsole;
112 
113 typedef struct GtkDisplayState
114 {
115     GtkWidget *window;
116 
117     GtkWidget *menu_bar;
118 
119     GtkAccelGroup *accel_group;
120 
121     GtkWidget *machine_menu_item;
122     GtkWidget *machine_menu;
123     GtkWidget *pause_item;
124     GtkWidget *reset_item;
125     GtkWidget *powerdown_item;
126     GtkWidget *quit_item;
127 
128     GtkWidget *view_menu_item;
129     GtkWidget *view_menu;
130     GtkWidget *full_screen_item;
131     GtkWidget *zoom_in_item;
132     GtkWidget *zoom_out_item;
133     GtkWidget *zoom_fixed_item;
134     GtkWidget *zoom_fit_item;
135     GtkWidget *grab_item;
136     GtkWidget *grab_on_hover_item;
137     GtkWidget *vga_item;
138 
139     int nb_vcs;
140     VirtualConsole vc[MAX_VCS];
141 
142     GtkWidget *show_tabs_item;
143 
144     GtkWidget *vbox;
145     GtkWidget *notebook;
146     GtkWidget *drawing_area;
147     cairo_surface_t *surface;
148     pixman_image_t *convert;
149     DisplayChangeListener dcl;
150     DisplaySurface *ds;
151     int button_mask;
152     int last_x;
153     int last_y;
154 
155     double scale_x;
156     double scale_y;
157     gboolean full_screen;
158 
159     GdkCursor *null_cursor;
160     Notifier mouse_mode_notifier;
161     gboolean free_scale;
162 
163     bool external_pause_update;
164 
165     bool modifier_pressed[ARRAY_SIZE(modifier_keycode)];
166 } GtkDisplayState;
167 
168 static GtkDisplayState *global_state;
169 
170 /** Utility Functions **/
171 
172 static bool gd_is_grab_active(GtkDisplayState *s)
173 {
174     return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_item));
175 }
176 
177 static bool gd_grab_on_hover(GtkDisplayState *s)
178 {
179     return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_on_hover_item));
180 }
181 
182 static bool gd_on_vga(GtkDisplayState *s)
183 {
184     return gtk_notebook_get_current_page(GTK_NOTEBOOK(s->notebook)) == 0;
185 }
186 
187 static void gd_update_cursor(GtkDisplayState *s, gboolean override)
188 {
189     GdkWindow *window;
190     bool on_vga;
191 
192     window = gtk_widget_get_window(GTK_WIDGET(s->drawing_area));
193 
194     on_vga = gd_on_vga(s);
195 
196     if ((override || on_vga) &&
197         (s->full_screen || qemu_input_is_absolute() || gd_is_grab_active(s))) {
198         gdk_window_set_cursor(window, s->null_cursor);
199     } else {
200         gdk_window_set_cursor(window, NULL);
201     }
202 }
203 
204 static void gd_update_caption(GtkDisplayState *s)
205 {
206     const char *status = "";
207     gchar *title;
208     const char *grab = "";
209     bool is_paused = !runstate_is_running();
210 
211     if (gd_is_grab_active(s)) {
212         grab = _(" - Press Ctrl+Alt+G to release grab");
213     }
214 
215     if (is_paused) {
216         status = _(" [Paused]");
217     }
218     s->external_pause_update = true;
219     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->pause_item),
220                                    is_paused);
221     s->external_pause_update = false;
222 
223     if (qemu_name) {
224         title = g_strdup_printf("QEMU (%s)%s%s", qemu_name, status, grab);
225     } else {
226         title = g_strdup_printf("QEMU%s%s", status, grab);
227     }
228 
229     gtk_window_set_title(GTK_WINDOW(s->window), title);
230 
231     g_free(title);
232 }
233 
234 static void gd_update_windowsize(GtkDisplayState *s)
235 {
236     if (!s->full_screen) {
237         GtkRequisition req;
238         double sx, sy;
239 
240         if (s->free_scale) {
241             sx = s->scale_x;
242             sy = s->scale_y;
243 
244             s->scale_y = 1.0;
245             s->scale_x = 1.0;
246         } else {
247             sx = 1.0;
248             sy = 1.0;
249         }
250 
251         gtk_widget_set_size_request(s->drawing_area,
252                                     surface_width(s->ds) * s->scale_x,
253                                     surface_height(s->ds) * s->scale_y);
254 #if GTK_CHECK_VERSION(3, 0, 0)
255         gtk_widget_get_preferred_size(s->vbox, NULL, &req);
256 #else
257         gtk_widget_size_request(s->vbox, &req);
258 #endif
259 
260         gtk_window_resize(GTK_WINDOW(s->window),
261                           req.width * sx, req.height * sy);
262     }
263 }
264 
265 static void gd_update_full_redraw(GtkDisplayState *s)
266 {
267     int ww, wh;
268     gdk_drawable_get_size(gtk_widget_get_window(s->drawing_area), &ww, &wh);
269     gtk_widget_queue_draw_area(s->drawing_area, 0, 0, ww, wh);
270 }
271 
272 static void gtk_release_modifiers(GtkDisplayState *s)
273 {
274     int i, keycode;
275 
276     if (!gd_on_vga(s)) {
277         return;
278     }
279     for (i = 0; i < ARRAY_SIZE(modifier_keycode); i++) {
280         keycode = modifier_keycode[i];
281         if (!s->modifier_pressed[i]) {
282             continue;
283         }
284         qemu_input_event_send_key_number(s->dcl.con, keycode, false);
285         s->modifier_pressed[i] = false;
286     }
287 }
288 
289 /** DisplayState Callbacks **/
290 
291 static void gd_update(DisplayChangeListener *dcl,
292                       int x, int y, int w, int h)
293 {
294     GtkDisplayState *s = container_of(dcl, GtkDisplayState, dcl);
295     int x1, x2, y1, y2;
296     int mx, my;
297     int fbw, fbh;
298     int ww, wh;
299 
300     trace_gd_update(x, y, w, h);
301 
302     if (s->convert) {
303         pixman_image_composite(PIXMAN_OP_SRC, s->ds->image, NULL, s->convert,
304                                x, y, 0, 0, x, y, w, h);
305     }
306 
307     x1 = floor(x * s->scale_x);
308     y1 = floor(y * s->scale_y);
309 
310     x2 = ceil(x * s->scale_x + w * s->scale_x);
311     y2 = ceil(y * s->scale_y + h * s->scale_y);
312 
313     fbw = surface_width(s->ds) * s->scale_x;
314     fbh = surface_height(s->ds) * s->scale_y;
315 
316     gdk_drawable_get_size(gtk_widget_get_window(s->drawing_area), &ww, &wh);
317 
318     mx = my = 0;
319     if (ww > fbw) {
320         mx = (ww - fbw) / 2;
321     }
322     if (wh > fbh) {
323         my = (wh - fbh) / 2;
324     }
325 
326     gtk_widget_queue_draw_area(s->drawing_area, mx + x1, my + y1, (x2 - x1), (y2 - y1));
327 }
328 
329 static void gd_refresh(DisplayChangeListener *dcl)
330 {
331     graphic_hw_update(dcl->con);
332 }
333 
334 #if GTK_CHECK_VERSION(3, 0, 0)
335 static void gd_mouse_set(DisplayChangeListener *dcl,
336                          int x, int y, int visible)
337 {
338     GtkDisplayState *s = container_of(dcl, GtkDisplayState, dcl);
339     GdkDisplay *dpy;
340     GdkDeviceManager *mgr;
341     gint x_root, y_root;
342 
343     dpy = gtk_widget_get_display(s->drawing_area);
344     mgr = gdk_display_get_device_manager(dpy);
345     gdk_window_get_root_coords(gtk_widget_get_window(s->drawing_area),
346                                x, y, &x_root, &y_root);
347     gdk_device_warp(gdk_device_manager_get_client_pointer(mgr),
348                     gtk_widget_get_screen(s->drawing_area),
349                     x, y);
350 }
351 #else
352 static void gd_mouse_set(DisplayChangeListener *dcl,
353                          int x, int y, int visible)
354 {
355     GtkDisplayState *s = container_of(dcl, GtkDisplayState, dcl);
356     gint x_root, y_root;
357 
358     gdk_window_get_root_coords(gtk_widget_get_window(s->drawing_area),
359                                x, y, &x_root, &y_root);
360     gdk_display_warp_pointer(gtk_widget_get_display(s->drawing_area),
361                              gtk_widget_get_screen(s->drawing_area),
362                              x_root, y_root);
363 }
364 #endif
365 
366 static void gd_cursor_define(DisplayChangeListener *dcl,
367                              QEMUCursor *c)
368 {
369     GtkDisplayState *s = container_of(dcl, GtkDisplayState, dcl);
370     GdkPixbuf *pixbuf;
371     GdkCursor *cursor;
372 
373     pixbuf = gdk_pixbuf_new_from_data((guchar *)(c->data),
374                                       GDK_COLORSPACE_RGB, true, 8,
375                                       c->width, c->height, c->width * 4,
376                                       NULL, NULL);
377     cursor = gdk_cursor_new_from_pixbuf(gtk_widget_get_display(s->drawing_area),
378                                         pixbuf, c->hot_x, c->hot_y);
379     gdk_window_set_cursor(gtk_widget_get_window(s->drawing_area), cursor);
380     g_object_unref(pixbuf);
381 #if !GTK_CHECK_VERSION(3, 0, 0)
382     gdk_cursor_unref(cursor);
383 #else
384     g_object_unref(cursor);
385 #endif
386 }
387 
388 static void gd_switch(DisplayChangeListener *dcl,
389                       DisplaySurface *surface)
390 {
391     GtkDisplayState *s = container_of(dcl, GtkDisplayState, dcl);
392     bool resized = true;
393 
394     trace_gd_switch(surface_width(surface), surface_height(surface));
395 
396     if (s->surface) {
397         cairo_surface_destroy(s->surface);
398     }
399 
400     if (s->ds &&
401         surface_width(s->ds) == surface_width(surface) &&
402         surface_height(s->ds) == surface_height(surface)) {
403         resized = false;
404     }
405     s->ds = surface;
406 
407     if (s->convert) {
408         pixman_image_unref(s->convert);
409         s->convert = NULL;
410     }
411 
412     if (surface->format == PIXMAN_x8r8g8b8) {
413         /*
414          * PIXMAN_x8r8g8b8 == CAIRO_FORMAT_RGB24
415          *
416          * No need to convert, use surface directly.  Should be the
417          * common case as this is qemu_default_pixelformat(32) too.
418          */
419         s->surface = cairo_image_surface_create_for_data
420             (surface_data(surface),
421              CAIRO_FORMAT_RGB24,
422              surface_width(surface),
423              surface_height(surface),
424              surface_stride(surface));
425     } else {
426         /* Must convert surface, use pixman to do it. */
427         s->convert = pixman_image_create_bits(PIXMAN_x8r8g8b8,
428                                               surface_width(surface),
429                                               surface_height(surface),
430                                               NULL, 0);
431         s->surface = cairo_image_surface_create_for_data
432             ((void *)pixman_image_get_data(s->convert),
433              CAIRO_FORMAT_RGB24,
434              pixman_image_get_width(s->convert),
435              pixman_image_get_height(s->convert),
436              pixman_image_get_stride(s->convert));
437         pixman_image_composite(PIXMAN_OP_SRC, s->ds->image, NULL, s->convert,
438                                0, 0, 0, 0, 0, 0,
439                                pixman_image_get_width(s->convert),
440                                pixman_image_get_height(s->convert));
441     }
442 
443     if (resized) {
444         gd_update_windowsize(s);
445     } else {
446         gd_update_full_redraw(s);
447     }
448 }
449 
450 /** QEMU Events **/
451 
452 static void gd_change_runstate(void *opaque, int running, RunState state)
453 {
454     GtkDisplayState *s = opaque;
455 
456     gd_update_caption(s);
457 }
458 
459 static void gd_mouse_mode_change(Notifier *notify, void *data)
460 {
461     gd_update_cursor(container_of(notify, GtkDisplayState, mouse_mode_notifier),
462                      FALSE);
463 }
464 
465 /** GTK Events **/
466 
467 static gboolean gd_window_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque)
468 {
469     GtkDisplayState *s = opaque;
470     gboolean handled = FALSE;
471 
472     if (!gd_is_grab_active(s) ||
473         (key->state & IGNORE_MODIFIER_MASK) == HOTKEY_MODIFIERS) {
474         handled = gtk_window_activate_key(GTK_WINDOW(widget), key);
475     }
476     if (handled) {
477         gtk_release_modifiers(s);
478     } else {
479         handled = gtk_window_propagate_key_event(GTK_WINDOW(widget), key);
480     }
481 
482     return handled;
483 }
484 
485 static gboolean gd_window_close(GtkWidget *widget, GdkEvent *event,
486                                 void *opaque)
487 {
488     GtkDisplayState *s = opaque;
489 
490     if (!no_quit) {
491         unregister_displaychangelistener(&s->dcl);
492         qmp_quit(NULL);
493         return FALSE;
494     }
495 
496     return TRUE;
497 }
498 
499 static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque)
500 {
501     GtkDisplayState *s = opaque;
502     int mx, my;
503     int ww, wh;
504     int fbw, fbh;
505 
506     if (!gtk_widget_get_realized(widget)) {
507         return FALSE;
508     }
509 
510     fbw = surface_width(s->ds);
511     fbh = surface_height(s->ds);
512 
513     gdk_drawable_get_size(gtk_widget_get_window(widget), &ww, &wh);
514 
515     if (s->full_screen) {
516         s->scale_x = (double)ww / fbw;
517         s->scale_y = (double)wh / fbh;
518     } else if (s->free_scale) {
519         double sx, sy;
520 
521         sx = (double)ww / fbw;
522         sy = (double)wh / fbh;
523 
524         s->scale_x = s->scale_y = MIN(sx, sy);
525     }
526 
527     fbw *= s->scale_x;
528     fbh *= s->scale_y;
529 
530     mx = my = 0;
531     if (ww > fbw) {
532         mx = (ww - fbw) / 2;
533     }
534     if (wh > fbh) {
535         my = (wh - fbh) / 2;
536     }
537 
538     cairo_rectangle(cr, 0, 0, ww, wh);
539 
540     /* Optionally cut out the inner area where the pixmap
541        will be drawn. This avoids 'flashing' since we're
542        not double-buffering. Note we're using the undocumented
543        behaviour of drawing the rectangle from right to left
544        to cut out the whole */
545     cairo_rectangle(cr, mx + fbw, my,
546                     -1 * fbw, fbh);
547     cairo_fill(cr);
548 
549     cairo_scale(cr, s->scale_x, s->scale_y);
550     cairo_set_source_surface(cr, s->surface, mx / s->scale_x, my / s->scale_y);
551     cairo_paint(cr);
552 
553     return TRUE;
554 }
555 
556 #if !GTK_CHECK_VERSION(3, 0, 0)
557 static gboolean gd_expose_event(GtkWidget *widget, GdkEventExpose *expose,
558                                 void *opaque)
559 {
560     cairo_t *cr;
561     gboolean ret;
562 
563     cr = gdk_cairo_create(gtk_widget_get_window(widget));
564     cairo_rectangle(cr,
565                     expose->area.x,
566                     expose->area.y,
567                     expose->area.width,
568                     expose->area.height);
569     cairo_clip(cr);
570 
571     ret = gd_draw_event(widget, cr, opaque);
572 
573     cairo_destroy(cr);
574 
575     return ret;
576 }
577 #endif
578 
579 static gboolean gd_motion_event(GtkWidget *widget, GdkEventMotion *motion,
580                                 void *opaque)
581 {
582     GtkDisplayState *s = opaque;
583     int x, y;
584     int mx, my;
585     int fbh, fbw;
586     int ww, wh;
587 
588     fbw = surface_width(s->ds) * s->scale_x;
589     fbh = surface_height(s->ds) * s->scale_y;
590 
591     gdk_drawable_get_size(gtk_widget_get_window(s->drawing_area), &ww, &wh);
592 
593     mx = my = 0;
594     if (ww > fbw) {
595         mx = (ww - fbw) / 2;
596     }
597     if (wh > fbh) {
598         my = (wh - fbh) / 2;
599     }
600 
601     x = (motion->x - mx) / s->scale_x;
602     y = (motion->y - my) / s->scale_y;
603 
604     if (x < 0 || y < 0 ||
605         x >= surface_width(s->ds) ||
606         y >= surface_height(s->ds)) {
607         return TRUE;
608     }
609 
610     if (qemu_input_is_absolute()) {
611         qemu_input_queue_abs(s->dcl.con, INPUT_AXIS_X, x,
612                              surface_width(s->ds));
613         qemu_input_queue_abs(s->dcl.con, INPUT_AXIS_Y, y,
614                              surface_height(s->ds));
615         qemu_input_event_sync();
616     } else if (s->last_x != -1 && s->last_y != -1 && gd_is_grab_active(s)) {
617         qemu_input_queue_rel(s->dcl.con, INPUT_AXIS_X, x - s->last_x);
618         qemu_input_queue_rel(s->dcl.con, INPUT_AXIS_Y, y - s->last_y);
619         qemu_input_event_sync();
620     }
621     s->last_x = x;
622     s->last_y = y;
623 
624     if (!qemu_input_is_absolute() && gd_is_grab_active(s)) {
625         GdkScreen *screen = gtk_widget_get_screen(s->drawing_area);
626         int x = (int)motion->x_root;
627         int y = (int)motion->y_root;
628 
629         /* In relative mode check to see if client pointer hit
630          * one of the screen edges, and if so move it back by
631          * 200 pixels. This is important because the pointer
632          * in the server doesn't correspond 1-for-1, and so
633          * may still be only half way across the screen. Without
634          * this warp, the server pointer would thus appear to hit
635          * an invisible wall */
636         if (x == 0) {
637             x += 200;
638         }
639         if (y == 0) {
640             y += 200;
641         }
642         if (x == (gdk_screen_get_width(screen) - 1)) {
643             x -= 200;
644         }
645         if (y == (gdk_screen_get_height(screen) - 1)) {
646             y -= 200;
647         }
648 
649         if (x != (int)motion->x_root || y != (int)motion->y_root) {
650 #if GTK_CHECK_VERSION(3, 0, 0)
651             GdkDevice *dev = gdk_event_get_device((GdkEvent *)motion);
652             gdk_device_warp(dev, screen, x, y);
653 #else
654             GdkDisplay *display = gtk_widget_get_display(widget);
655             gdk_display_warp_pointer(display, screen, x, y);
656 #endif
657             s->last_x = -1;
658             s->last_y = -1;
659             return FALSE;
660         }
661     }
662     return TRUE;
663 }
664 
665 static gboolean gd_button_event(GtkWidget *widget, GdkEventButton *button,
666                                 void *opaque)
667 {
668     GtkDisplayState *s = opaque;
669     InputButton btn;
670 
671     if (button->button == 1) {
672         btn = INPUT_BUTTON_LEFT;
673     } else if (button->button == 2) {
674         btn = INPUT_BUTTON_MIDDLE;
675     } else if (button->button == 3) {
676         btn = INPUT_BUTTON_RIGHT;
677     } else {
678         return TRUE;
679     }
680 
681     qemu_input_queue_btn(s->dcl.con, btn, button->type == GDK_BUTTON_PRESS);
682     qemu_input_event_sync();
683     return TRUE;
684 }
685 
686 static gboolean gd_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque)
687 {
688     GtkDisplayState *s = opaque;
689     int gdk_keycode = key->hardware_keycode;
690     int i;
691 
692 #ifdef _WIN32
693     UINT qemu_keycode = MapVirtualKey(gdk_keycode, MAPVK_VK_TO_VSC);
694     switch (qemu_keycode) {
695     case 103:   /* alt gr */
696         qemu_keycode = 56 | SCANCODE_GREY;
697         break;
698     }
699 #else
700     int qemu_keycode;
701 
702     if (gdk_keycode < 9) {
703         qemu_keycode = 0;
704     } else if (gdk_keycode < 97) {
705         qemu_keycode = gdk_keycode - 8;
706     } else if (gdk_keycode < 158) {
707         qemu_keycode = translate_evdev_keycode(gdk_keycode - 97);
708     } else if (gdk_keycode == 208) { /* Hiragana_Katakana */
709         qemu_keycode = 0x70;
710     } else if (gdk_keycode == 211) { /* backslash */
711         qemu_keycode = 0x73;
712     } else {
713         qemu_keycode = 0;
714     }
715 #endif
716 
717     trace_gd_key_event(gdk_keycode, qemu_keycode,
718                        (key->type == GDK_KEY_PRESS) ? "down" : "up");
719 
720     for (i = 0; i < ARRAY_SIZE(modifier_keycode); i++) {
721         if (qemu_keycode == modifier_keycode[i]) {
722             s->modifier_pressed[i] = (key->type == GDK_KEY_PRESS);
723         }
724     }
725 
726     qemu_input_event_send_key_number(s->dcl.con, qemu_keycode,
727                                      key->type == GDK_KEY_PRESS);
728 
729     return TRUE;
730 }
731 
732 /** Window Menu Actions **/
733 
734 static void gd_menu_pause(GtkMenuItem *item, void *opaque)
735 {
736     GtkDisplayState *s = opaque;
737 
738     if (s->external_pause_update) {
739         return;
740     }
741     if (runstate_is_running()) {
742         qmp_stop(NULL);
743     } else {
744         qmp_cont(NULL);
745     }
746 }
747 
748 static void gd_menu_reset(GtkMenuItem *item, void *opaque)
749 {
750     qmp_system_reset(NULL);
751 }
752 
753 static void gd_menu_powerdown(GtkMenuItem *item, void *opaque)
754 {
755     qmp_system_powerdown(NULL);
756 }
757 
758 static void gd_menu_quit(GtkMenuItem *item, void *opaque)
759 {
760     qmp_quit(NULL);
761 }
762 
763 static void gd_menu_switch_vc(GtkMenuItem *item, void *opaque)
764 {
765     GtkDisplayState *s = opaque;
766 
767     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->vga_item))) {
768         gtk_notebook_set_current_page(GTK_NOTEBOOK(s->notebook), 0);
769     } else {
770         int i;
771 
772         gtk_release_modifiers(s);
773         for (i = 0; i < s->nb_vcs; i++) {
774             if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->vc[i].menu_item))) {
775                 gtk_notebook_set_current_page(GTK_NOTEBOOK(s->notebook), i + 1);
776                 break;
777             }
778         }
779     }
780 }
781 
782 static void gd_menu_show_tabs(GtkMenuItem *item, void *opaque)
783 {
784     GtkDisplayState *s = opaque;
785 
786     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->show_tabs_item))) {
787         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), TRUE);
788     } else {
789         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
790     }
791 }
792 
793 static void gd_menu_full_screen(GtkMenuItem *item, void *opaque)
794 {
795     GtkDisplayState *s = opaque;
796 
797     if (!s->full_screen) {
798         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
799         gtk_widget_set_size_request(s->menu_bar, 0, 0);
800         gtk_widget_set_size_request(s->drawing_area, -1, -1);
801         gtk_window_fullscreen(GTK_WINDOW(s->window));
802         if (gd_on_vga(s)) {
803             gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item), TRUE);
804         }
805         s->full_screen = TRUE;
806     } else {
807         gtk_window_unfullscreen(GTK_WINDOW(s->window));
808         gd_menu_show_tabs(GTK_MENU_ITEM(s->show_tabs_item), s);
809         gtk_widget_set_size_request(s->menu_bar, -1, -1);
810         gtk_widget_set_size_request(s->drawing_area,
811                                     surface_width(s->ds),
812                                     surface_height(s->ds));
813         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item), FALSE);
814         s->full_screen = FALSE;
815         s->scale_x = 1.0;
816         s->scale_y = 1.0;
817     }
818 
819     gd_update_cursor(s, FALSE);
820 }
821 
822 static void gd_menu_zoom_in(GtkMenuItem *item, void *opaque)
823 {
824     GtkDisplayState *s = opaque;
825 
826     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
827                                    FALSE);
828 
829     s->scale_x += .25;
830     s->scale_y += .25;
831 
832     gd_update_windowsize(s);
833 }
834 
835 static void gd_menu_zoom_out(GtkMenuItem *item, void *opaque)
836 {
837     GtkDisplayState *s = opaque;
838 
839     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
840                                    FALSE);
841 
842     s->scale_x -= .25;
843     s->scale_y -= .25;
844 
845     s->scale_x = MAX(s->scale_x, .25);
846     s->scale_y = MAX(s->scale_y, .25);
847 
848     gd_update_windowsize(s);
849 }
850 
851 static void gd_menu_zoom_fixed(GtkMenuItem *item, void *opaque)
852 {
853     GtkDisplayState *s = opaque;
854 
855     s->scale_x = 1.0;
856     s->scale_y = 1.0;
857 
858     gd_update_windowsize(s);
859 }
860 
861 static void gd_menu_zoom_fit(GtkMenuItem *item, void *opaque)
862 {
863     GtkDisplayState *s = opaque;
864 
865     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item))) {
866         s->free_scale = TRUE;
867     } else {
868         s->free_scale = FALSE;
869         s->scale_x = 1.0;
870         s->scale_y = 1.0;
871         gd_update_windowsize(s);
872     }
873 
874     gd_update_full_redraw(s);
875 }
876 
877 static void gd_grab_keyboard(GtkDisplayState *s)
878 {
879 #if GTK_CHECK_VERSION(3, 0, 0)
880     GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
881     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
882     GList *devices = gdk_device_manager_list_devices(mgr,
883                                                      GDK_DEVICE_TYPE_MASTER);
884     GList *tmp = devices;
885     while (tmp) {
886         GdkDevice *dev = tmp->data;
887         if (gdk_device_get_source(dev) == GDK_SOURCE_KEYBOARD) {
888             gdk_device_grab(dev,
889                             gtk_widget_get_window(s->drawing_area),
890                             GDK_OWNERSHIP_NONE,
891                             FALSE,
892                             GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK,
893                             NULL,
894                             GDK_CURRENT_TIME);
895         }
896         tmp = tmp->next;
897     }
898     g_list_free(devices);
899 #else
900     gdk_keyboard_grab(gtk_widget_get_window(s->drawing_area),
901                       FALSE,
902                       GDK_CURRENT_TIME);
903 #endif
904 }
905 
906 static void gd_ungrab_keyboard(GtkDisplayState *s)
907 {
908 #if GTK_CHECK_VERSION(3, 0, 0)
909     GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
910     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
911     GList *devices = gdk_device_manager_list_devices(mgr,
912                                                      GDK_DEVICE_TYPE_MASTER);
913     GList *tmp = devices;
914     while (tmp) {
915         GdkDevice *dev = tmp->data;
916         if (gdk_device_get_source(dev) == GDK_SOURCE_KEYBOARD) {
917             gdk_device_ungrab(dev,
918                               GDK_CURRENT_TIME);
919         }
920         tmp = tmp->next;
921     }
922     g_list_free(devices);
923 #else
924     gdk_keyboard_ungrab(GDK_CURRENT_TIME);
925 #endif
926 }
927 
928 static void gd_grab_pointer(GtkDisplayState *s)
929 {
930 #if GTK_CHECK_VERSION(3, 0, 0)
931     GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
932     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
933     GList *devices = gdk_device_manager_list_devices(mgr,
934                                                      GDK_DEVICE_TYPE_MASTER);
935     GList *tmp = devices;
936     while (tmp) {
937         GdkDevice *dev = tmp->data;
938         if (gdk_device_get_source(dev) == GDK_SOURCE_MOUSE) {
939             gdk_device_grab(dev,
940                             gtk_widget_get_window(s->drawing_area),
941                             GDK_OWNERSHIP_NONE,
942                             FALSE, /* All events to come to our
943                                       window directly */
944                             GDK_POINTER_MOTION_MASK |
945                             GDK_BUTTON_PRESS_MASK |
946                             GDK_BUTTON_RELEASE_MASK |
947                             GDK_BUTTON_MOTION_MASK |
948                             GDK_SCROLL_MASK,
949                             s->null_cursor,
950                             GDK_CURRENT_TIME);
951         }
952         tmp = tmp->next;
953     }
954     g_list_free(devices);
955 #else
956     gdk_pointer_grab(gtk_widget_get_window(s->drawing_area),
957                      FALSE, /* All events to come to our window directly */
958                      GDK_POINTER_MOTION_MASK |
959                      GDK_BUTTON_PRESS_MASK |
960                      GDK_BUTTON_RELEASE_MASK |
961                      GDK_BUTTON_MOTION_MASK |
962                      GDK_SCROLL_MASK,
963                      NULL, /* Allow cursor to move over entire desktop */
964                      s->null_cursor,
965                      GDK_CURRENT_TIME);
966 #endif
967 }
968 
969 static void gd_ungrab_pointer(GtkDisplayState *s)
970 {
971 #if GTK_CHECK_VERSION(3, 0, 0)
972     GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
973     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
974     GList *devices = gdk_device_manager_list_devices(mgr,
975                                                      GDK_DEVICE_TYPE_MASTER);
976     GList *tmp = devices;
977     while (tmp) {
978         GdkDevice *dev = tmp->data;
979         if (gdk_device_get_source(dev) == GDK_SOURCE_MOUSE) {
980             gdk_device_ungrab(dev,
981                               GDK_CURRENT_TIME);
982         }
983         tmp = tmp->next;
984     }
985     g_list_free(devices);
986 #else
987     gdk_pointer_ungrab(GDK_CURRENT_TIME);
988 #endif
989 }
990 
991 static void gd_menu_grab_input(GtkMenuItem *item, void *opaque)
992 {
993     GtkDisplayState *s = opaque;
994 
995     if (gd_is_grab_active(s)) {
996         gd_grab_keyboard(s);
997         gd_grab_pointer(s);
998     } else {
999         gd_ungrab_keyboard(s);
1000         gd_ungrab_pointer(s);
1001     }
1002 
1003     gd_update_caption(s);
1004     gd_update_cursor(s, FALSE);
1005 }
1006 
1007 static void gd_change_page(GtkNotebook *nb, gpointer arg1, guint arg2,
1008                            gpointer data)
1009 {
1010     GtkDisplayState *s = data;
1011     guint last_page;
1012     gboolean on_vga;
1013 
1014     if (!gtk_widget_get_realized(s->notebook)) {
1015         return;
1016     }
1017 
1018     last_page = gtk_notebook_get_current_page(nb);
1019 
1020     if (last_page) {
1021         gtk_widget_set_size_request(s->vc[last_page - 1].terminal, -1, -1);
1022     }
1023 
1024     on_vga = arg2 == 0;
1025 
1026     if (!on_vga) {
1027         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1028                                        FALSE);
1029     } else if (s->full_screen) {
1030         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1031                                        TRUE);
1032     }
1033 
1034     if (arg2 == 0) {
1035         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->vga_item), TRUE);
1036     } else {
1037         VirtualConsole *vc = &s->vc[arg2 - 1];
1038         VteTerminal *term = VTE_TERMINAL(vc->terminal);
1039         int width, height;
1040 
1041         width = 80 * vte_terminal_get_char_width(term);
1042         height = 25 * vte_terminal_get_char_height(term);
1043 
1044         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item), TRUE);
1045         gtk_widget_set_size_request(vc->terminal, width, height);
1046     }
1047 
1048     gtk_widget_set_sensitive(s->grab_item, on_vga);
1049 
1050     gd_update_cursor(s, TRUE);
1051 }
1052 
1053 static gboolean gd_enter_event(GtkWidget *widget, GdkEventCrossing *crossing, gpointer data)
1054 {
1055     GtkDisplayState *s = data;
1056 
1057     if (!gd_is_grab_active(s) && gd_grab_on_hover(s)) {
1058         gd_grab_keyboard(s);
1059     }
1060 
1061     return TRUE;
1062 }
1063 
1064 static gboolean gd_leave_event(GtkWidget *widget, GdkEventCrossing *crossing, gpointer data)
1065 {
1066     GtkDisplayState *s = data;
1067 
1068     if (!gd_is_grab_active(s) && gd_grab_on_hover(s)) {
1069         gd_ungrab_keyboard(s);
1070     }
1071 
1072     return TRUE;
1073 }
1074 
1075 static gboolean gd_focus_out_event(GtkWidget *widget,
1076                                    GdkEventCrossing *crossing, gpointer data)
1077 {
1078     GtkDisplayState *s = data;
1079 
1080     gtk_release_modifiers(s);
1081 
1082     return TRUE;
1083 }
1084 
1085 /** Virtual Console Callbacks **/
1086 
1087 static int gd_vc_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1088 {
1089     VirtualConsole *vc = chr->opaque;
1090 
1091     return write(vc->fd, buf, len);
1092 }
1093 
1094 static int nb_vcs;
1095 static CharDriverState *vcs[MAX_VCS];
1096 
1097 static CharDriverState *gd_vc_handler(ChardevVC *unused)
1098 {
1099     CharDriverState *chr;
1100 
1101     chr = g_malloc0(sizeof(*chr));
1102     chr->chr_write = gd_vc_chr_write;
1103     /* defer OPENED events until our vc is fully initialized */
1104     chr->explicit_be_open = true;
1105 
1106     vcs[nb_vcs++] = chr;
1107 
1108     return chr;
1109 }
1110 
1111 void early_gtk_display_init(void)
1112 {
1113     register_vc_handler(gd_vc_handler);
1114 }
1115 
1116 static gboolean gd_vc_in(GIOChannel *chan, GIOCondition cond, void *opaque)
1117 {
1118     VirtualConsole *vc = opaque;
1119     uint8_t buffer[1024];
1120     ssize_t len;
1121 
1122     len = read(vc->fd, buffer, sizeof(buffer));
1123     if (len <= 0) {
1124         return FALSE;
1125     }
1126 
1127     qemu_chr_be_write(vc->chr, buffer, len);
1128 
1129     return TRUE;
1130 }
1131 
1132 static GSList *gd_vc_init(GtkDisplayState *s, VirtualConsole *vc, int index, GSList *group,
1133                           GtkWidget *view_menu)
1134 {
1135     const char *label;
1136     char buffer[32];
1137     char path[32];
1138 #if VTE_CHECK_VERSION(0, 26, 0)
1139     VtePty *pty;
1140 #endif
1141     GIOChannel *chan;
1142     GtkWidget *scrolled_window;
1143     GtkAdjustment *vadjustment;
1144     int master_fd, slave_fd;
1145 
1146     snprintf(buffer, sizeof(buffer), "vc%d", index);
1147     snprintf(path, sizeof(path), "<QEMU>/View/VC%d", index);
1148 
1149     vc->chr = vcs[index];
1150 
1151     if (vc->chr->label) {
1152         label = vc->chr->label;
1153     } else {
1154         label = buffer;
1155     }
1156 
1157     vc->menu_item = gtk_radio_menu_item_new_with_mnemonic(group, label);
1158     group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(vc->menu_item));
1159     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(vc->menu_item), path);
1160     gtk_accel_map_add_entry(path, GDK_KEY_2 + index, HOTKEY_MODIFIERS);
1161 
1162     vc->terminal = vte_terminal_new();
1163 
1164     master_fd = qemu_openpty_raw(&slave_fd, NULL);
1165     g_assert(master_fd != -1);
1166 
1167 #if VTE_CHECK_VERSION(0, 26, 0)
1168     pty = vte_pty_new_foreign(master_fd, NULL);
1169     vte_terminal_set_pty_object(VTE_TERMINAL(vc->terminal), pty);
1170 #else
1171     vte_terminal_set_pty(VTE_TERMINAL(vc->terminal), master_fd);
1172 #endif
1173 
1174     vte_terminal_set_scrollback_lines(VTE_TERMINAL(vc->terminal), -1);
1175 
1176     vadjustment = vte_terminal_get_adjustment(VTE_TERMINAL(vc->terminal));
1177 
1178     scrolled_window = gtk_scrolled_window_new(NULL, vadjustment);
1179     gtk_container_add(GTK_CONTAINER(scrolled_window), vc->terminal);
1180 
1181     vte_terminal_set_size(VTE_TERMINAL(vc->terminal), 80, 25);
1182 
1183     vc->fd = slave_fd;
1184     vc->chr->opaque = vc;
1185     vc->scrolled_window = scrolled_window;
1186 
1187     gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(vc->scrolled_window),
1188                                    GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
1189 
1190     gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), scrolled_window, gtk_label_new(label));
1191     g_signal_connect(vc->menu_item, "activate",
1192                      G_CALLBACK(gd_menu_switch_vc), s);
1193 
1194     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), vc->menu_item);
1195 
1196     qemu_chr_be_generic_open(vc->chr);
1197     if (vc->chr->init) {
1198         vc->chr->init(vc->chr);
1199     }
1200 
1201     chan = g_io_channel_unix_new(vc->fd);
1202     g_io_add_watch(chan, G_IO_IN, gd_vc_in, vc);
1203 
1204     return group;
1205 }
1206 
1207 /** Window Creation **/
1208 
1209 static void gd_connect_signals(GtkDisplayState *s)
1210 {
1211     g_signal_connect(s->show_tabs_item, "activate",
1212                      G_CALLBACK(gd_menu_show_tabs), s);
1213 
1214     g_signal_connect(s->window, "key-press-event",
1215                      G_CALLBACK(gd_window_key_event), s);
1216     g_signal_connect(s->window, "delete-event",
1217                      G_CALLBACK(gd_window_close), s);
1218 
1219 #if GTK_CHECK_VERSION(3, 0, 0)
1220     g_signal_connect(s->drawing_area, "draw",
1221                      G_CALLBACK(gd_draw_event), s);
1222 #else
1223     g_signal_connect(s->drawing_area, "expose-event",
1224                      G_CALLBACK(gd_expose_event), s);
1225 #endif
1226     g_signal_connect(s->drawing_area, "motion-notify-event",
1227                      G_CALLBACK(gd_motion_event), s);
1228     g_signal_connect(s->drawing_area, "button-press-event",
1229                      G_CALLBACK(gd_button_event), s);
1230     g_signal_connect(s->drawing_area, "button-release-event",
1231                      G_CALLBACK(gd_button_event), s);
1232     g_signal_connect(s->drawing_area, "key-press-event",
1233                      G_CALLBACK(gd_key_event), s);
1234     g_signal_connect(s->drawing_area, "key-release-event",
1235                      G_CALLBACK(gd_key_event), s);
1236 
1237     g_signal_connect(s->pause_item, "activate",
1238                      G_CALLBACK(gd_menu_pause), s);
1239     g_signal_connect(s->reset_item, "activate",
1240                      G_CALLBACK(gd_menu_reset), s);
1241     g_signal_connect(s->powerdown_item, "activate",
1242                      G_CALLBACK(gd_menu_powerdown), s);
1243     g_signal_connect(s->quit_item, "activate",
1244                      G_CALLBACK(gd_menu_quit), s);
1245     g_signal_connect(s->full_screen_item, "activate",
1246                      G_CALLBACK(gd_menu_full_screen), s);
1247     g_signal_connect(s->zoom_in_item, "activate",
1248                      G_CALLBACK(gd_menu_zoom_in), s);
1249     g_signal_connect(s->zoom_out_item, "activate",
1250                      G_CALLBACK(gd_menu_zoom_out), s);
1251     g_signal_connect(s->zoom_fixed_item, "activate",
1252                      G_CALLBACK(gd_menu_zoom_fixed), s);
1253     g_signal_connect(s->zoom_fit_item, "activate",
1254                      G_CALLBACK(gd_menu_zoom_fit), s);
1255     g_signal_connect(s->vga_item, "activate",
1256                      G_CALLBACK(gd_menu_switch_vc), s);
1257     g_signal_connect(s->grab_item, "activate",
1258                      G_CALLBACK(gd_menu_grab_input), s);
1259     g_signal_connect(s->notebook, "switch-page",
1260                      G_CALLBACK(gd_change_page), s);
1261     g_signal_connect(s->drawing_area, "enter-notify-event",
1262                      G_CALLBACK(gd_enter_event), s);
1263     g_signal_connect(s->drawing_area, "leave-notify-event",
1264                      G_CALLBACK(gd_leave_event), s);
1265     g_signal_connect(s->drawing_area, "focus-out-event",
1266                      G_CALLBACK(gd_focus_out_event), s);
1267 }
1268 
1269 static GtkWidget *gd_create_menu_machine(GtkDisplayState *s, GtkAccelGroup *accel_group)
1270 {
1271     GtkWidget *machine_menu;
1272     GtkWidget *separator;
1273     GtkStockItem item;
1274 
1275     machine_menu = gtk_menu_new();
1276     gtk_menu_set_accel_group(GTK_MENU(machine_menu), accel_group);
1277 
1278     s->pause_item = gtk_check_menu_item_new_with_mnemonic(_("_Pause"));
1279     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->pause_item);
1280 
1281     separator = gtk_separator_menu_item_new();
1282     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), separator);
1283 
1284     s->reset_item = gtk_image_menu_item_new_with_mnemonic(_("_Reset"));
1285     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->reset_item);
1286 
1287     s->powerdown_item = gtk_image_menu_item_new_with_mnemonic(_("Power _Down"));
1288     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->powerdown_item);
1289 
1290     separator = gtk_separator_menu_item_new();
1291     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), separator);
1292 
1293     s->quit_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_QUIT, NULL);
1294     gtk_stock_lookup(GTK_STOCK_QUIT, &item);
1295     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->quit_item),
1296                                  "<QEMU>/Machine/Quit");
1297     gtk_accel_map_add_entry("<QEMU>/Machine/Quit", item.keyval, item.modifier);
1298     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->quit_item);
1299 
1300     return machine_menu;
1301 }
1302 
1303 static GtkWidget *gd_create_menu_view(GtkDisplayState *s, GtkAccelGroup *accel_group)
1304 {
1305     GSList *group = NULL;
1306     GtkWidget *view_menu;
1307     GtkWidget *separator;
1308     int i;
1309 
1310     view_menu = gtk_menu_new();
1311     gtk_menu_set_accel_group(GTK_MENU(view_menu), accel_group);
1312 
1313     s->full_screen_item =
1314         gtk_image_menu_item_new_from_stock(GTK_STOCK_FULLSCREEN, NULL);
1315     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->full_screen_item),
1316                                  "<QEMU>/View/Full Screen");
1317     gtk_accel_map_add_entry("<QEMU>/View/Full Screen", GDK_KEY_f,
1318                             HOTKEY_MODIFIERS);
1319     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->full_screen_item);
1320 
1321     separator = gtk_separator_menu_item_new();
1322     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1323 
1324     s->zoom_in_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_ZOOM_IN, NULL);
1325     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_in_item),
1326                                  "<QEMU>/View/Zoom In");
1327     gtk_accel_map_add_entry("<QEMU>/View/Zoom In", GDK_KEY_plus,
1328                             HOTKEY_MODIFIERS);
1329     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_in_item);
1330 
1331     s->zoom_out_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_ZOOM_OUT, NULL);
1332     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_out_item),
1333                                  "<QEMU>/View/Zoom Out");
1334     gtk_accel_map_add_entry("<QEMU>/View/Zoom Out", GDK_KEY_minus,
1335                             HOTKEY_MODIFIERS);
1336     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_out_item);
1337 
1338     s->zoom_fixed_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_ZOOM_100, NULL);
1339     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_fixed_item),
1340                                  "<QEMU>/View/Zoom Fixed");
1341     gtk_accel_map_add_entry("<QEMU>/View/Zoom Fixed", GDK_KEY_0,
1342                             HOTKEY_MODIFIERS);
1343     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_fixed_item);
1344 
1345     s->zoom_fit_item = gtk_check_menu_item_new_with_mnemonic(_("Zoom To _Fit"));
1346     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_fit_item);
1347 
1348     separator = gtk_separator_menu_item_new();
1349     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1350 
1351     s->grab_on_hover_item = gtk_check_menu_item_new_with_mnemonic(_("Grab On _Hover"));
1352     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->grab_on_hover_item);
1353 
1354     s->grab_item = gtk_check_menu_item_new_with_mnemonic(_("_Grab Input"));
1355     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->grab_item),
1356                                  "<QEMU>/View/Grab Input");
1357     gtk_accel_map_add_entry("<QEMU>/View/Grab Input", GDK_KEY_g,
1358                             HOTKEY_MODIFIERS);
1359     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->grab_item);
1360 
1361     separator = gtk_separator_menu_item_new();
1362     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1363 
1364     s->vga_item = gtk_radio_menu_item_new_with_mnemonic(group, "_VGA");
1365     group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(s->vga_item));
1366     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->vga_item),
1367                                  "<QEMU>/View/VGA");
1368     gtk_accel_map_add_entry("<QEMU>/View/VGA", GDK_KEY_1, HOTKEY_MODIFIERS);
1369     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->vga_item);
1370 
1371     for (i = 0; i < nb_vcs; i++) {
1372         VirtualConsole *vc = &s->vc[i];
1373 
1374         group = gd_vc_init(s, vc, i, group, view_menu);
1375         s->nb_vcs++;
1376     }
1377 
1378     separator = gtk_separator_menu_item_new();
1379     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1380 
1381     s->show_tabs_item = gtk_check_menu_item_new_with_mnemonic(_("Show _Tabs"));
1382     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->show_tabs_item);
1383 
1384     return view_menu;
1385 }
1386 
1387 static void gd_create_menus(GtkDisplayState *s)
1388 {
1389     GtkAccelGroup *accel_group;
1390 
1391     accel_group = gtk_accel_group_new();
1392     s->machine_menu = gd_create_menu_machine(s, accel_group);
1393     s->view_menu = gd_create_menu_view(s, accel_group);
1394 
1395     s->machine_menu_item = gtk_menu_item_new_with_mnemonic(_("_Machine"));
1396     gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->machine_menu_item),
1397                               s->machine_menu);
1398     gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->machine_menu_item);
1399 
1400     s->view_menu_item = gtk_menu_item_new_with_mnemonic(_("_View"));
1401     gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->view_menu_item), s->view_menu);
1402     gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->view_menu_item);
1403 
1404     g_object_set_data(G_OBJECT(s->window), "accel_group", accel_group);
1405     gtk_window_add_accel_group(GTK_WINDOW(s->window), accel_group);
1406     s->accel_group = accel_group;
1407 }
1408 
1409 static const DisplayChangeListenerOps dcl_ops = {
1410     .dpy_name          = "gtk",
1411     .dpy_gfx_update    = gd_update,
1412     .dpy_gfx_switch    = gd_switch,
1413     .dpy_refresh       = gd_refresh,
1414     .dpy_mouse_set     = gd_mouse_set,
1415     .dpy_cursor_define = gd_cursor_define,
1416 };
1417 
1418 void gtk_display_init(DisplayState *ds, bool full_screen)
1419 {
1420     GtkDisplayState *s = g_malloc0(sizeof(*s));
1421     char *filename;
1422 
1423     gtk_init(NULL, NULL);
1424 
1425     s->dcl.ops = &dcl_ops;
1426     s->dcl.con = qemu_console_lookup_by_index(0);
1427 
1428     s->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
1429 #if GTK_CHECK_VERSION(3, 2, 0)
1430     s->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
1431 #else
1432     s->vbox = gtk_vbox_new(FALSE, 0);
1433 #endif
1434     s->notebook = gtk_notebook_new();
1435     s->drawing_area = gtk_drawing_area_new();
1436     s->menu_bar = gtk_menu_bar_new();
1437 
1438     s->scale_x = 1.0;
1439     s->scale_y = 1.0;
1440     s->free_scale = FALSE;
1441 
1442     setlocale(LC_ALL, "");
1443     bindtextdomain("qemu", CONFIG_QEMU_LOCALEDIR);
1444     textdomain("qemu");
1445 
1446     s->null_cursor = gdk_cursor_new(GDK_BLANK_CURSOR);
1447 
1448     s->mouse_mode_notifier.notify = gd_mouse_mode_change;
1449     qemu_add_mouse_mode_change_notifier(&s->mouse_mode_notifier);
1450     qemu_add_vm_change_state_handler(gd_change_runstate, s);
1451 
1452     gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), s->drawing_area, gtk_label_new("VGA"));
1453 
1454     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "qemu_logo_no_text.svg");
1455     if (filename) {
1456         GError *error = NULL;
1457         GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file(filename, &error);
1458         if (pixbuf) {
1459             gtk_window_set_icon(GTK_WINDOW(s->window), pixbuf);
1460         } else {
1461             g_error_free(error);
1462         }
1463         g_free(filename);
1464     }
1465 
1466     gd_create_menus(s);
1467 
1468     gd_connect_signals(s);
1469 
1470     gtk_widget_add_events(s->drawing_area,
1471                           GDK_POINTER_MOTION_MASK |
1472                           GDK_BUTTON_PRESS_MASK |
1473                           GDK_BUTTON_RELEASE_MASK |
1474                           GDK_BUTTON_MOTION_MASK |
1475                           GDK_ENTER_NOTIFY_MASK |
1476                           GDK_LEAVE_NOTIFY_MASK |
1477                           GDK_SCROLL_MASK |
1478                           GDK_KEY_PRESS_MASK);
1479     gtk_widget_set_double_buffered(s->drawing_area, FALSE);
1480     gtk_widget_set_can_focus(s->drawing_area, TRUE);
1481 
1482     gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1483     gtk_notebook_set_show_border(GTK_NOTEBOOK(s->notebook), FALSE);
1484 
1485     gd_update_caption(s);
1486 
1487     gtk_box_pack_start(GTK_BOX(s->vbox), s->menu_bar, FALSE, TRUE, 0);
1488     gtk_box_pack_start(GTK_BOX(s->vbox), s->notebook, TRUE, TRUE, 0);
1489 
1490     gtk_container_add(GTK_CONTAINER(s->window), s->vbox);
1491 
1492     gtk_widget_show_all(s->window);
1493 
1494     if (full_screen) {
1495         gtk_menu_item_activate(GTK_MENU_ITEM(s->full_screen_item));
1496     }
1497 
1498     register_displaychangelistener(&s->dcl);
1499 
1500     global_state = s;
1501 }
1502