xref: /openbmc/qemu/ui/gtk.c (revision 2c9b15ca)
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 <sys/types.h>
55 #include <sys/socket.h>
56 #include <sys/un.h>
57 #include <sys/wait.h>
58 #include <math.h>
59 
60 #include "ui/console.h"
61 #include "sysemu/sysemu.h"
62 #include "qmp-commands.h"
63 #include "x_keymap.h"
64 #include "keymaps.h"
65 #include "sysemu/char.h"
66 
67 //#define DEBUG_GTK
68 
69 #ifdef DEBUG_GTK
70 #define DPRINTF(fmt, ...) printf(fmt, ## __VA_ARGS__)
71 #else
72 #define DPRINTF(fmt, ...) do { } while (0)
73 #endif
74 
75 #define MAX_VCS 10
76 
77 
78 /* Compatibility define to let us build on both Gtk2 and Gtk3 */
79 #if GTK_CHECK_VERSION(3, 0, 0)
80 static inline void gdk_drawable_get_size(GdkWindow *w, gint *ww, gint *wh)
81 {
82     *ww = gdk_window_get_width(w);
83     *wh = gdk_window_get_height(w);
84 }
85 #endif
86 
87 #if !GTK_CHECK_VERSION(2, 20, 0)
88 #define gtk_widget_get_realized(widget) GTK_WIDGET_REALIZED(widget)
89 #endif
90 
91 #ifndef GDK_KEY_0
92 #define GDK_KEY_0 GDK_0
93 #define GDK_KEY_1 GDK_1
94 #define GDK_KEY_2 GDK_2
95 #define GDK_KEY_f GDK_f
96 #define GDK_KEY_g GDK_g
97 #define GDK_KEY_plus GDK_plus
98 #define GDK_KEY_minus GDK_minus
99 #endif
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     GtkAccelGroupEntry *entries;
477     guint n_entries = 0;
478     gboolean propagate_accel = TRUE;
479     gboolean handled = FALSE;
480 
481     entries = gtk_accel_group_query(s->accel_group, key->keyval,
482                                     key->state, &n_entries);
483     if (n_entries) {
484         const char *quark = g_quark_to_string(entries[0].accel_path_quark);
485 
486         if (gd_is_grab_active(s) && strstart(quark, "<QEMU>/File/", NULL)) {
487             propagate_accel = FALSE;
488         }
489     }
490 
491     if (!handled && propagate_accel) {
492         handled = gtk_window_activate_key(GTK_WINDOW(widget), key);
493     }
494     if (handled) {
495         gtk_release_modifiers(s);
496     } else {
497         handled = gtk_window_propagate_key_event(GTK_WINDOW(widget), key);
498     }
499 
500     return handled;
501 }
502 
503 static gboolean gd_window_close(GtkWidget *widget, GdkEvent *event,
504                                 void *opaque)
505 {
506     GtkDisplayState *s = opaque;
507 
508     if (!no_quit) {
509         unregister_displaychangelistener(&s->dcl);
510         qmp_quit(NULL);
511         return FALSE;
512     }
513 
514     return TRUE;
515 }
516 
517 static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque)
518 {
519     GtkDisplayState *s = opaque;
520     int mx, my;
521     int ww, wh;
522     int fbw, fbh;
523 
524     if (!gtk_widget_get_realized(widget)) {
525         return FALSE;
526     }
527 
528     fbw = surface_width(s->ds);
529     fbh = surface_height(s->ds);
530 
531     gdk_drawable_get_size(gtk_widget_get_window(widget), &ww, &wh);
532 
533     if (s->full_screen) {
534         s->scale_x = (double)ww / fbw;
535         s->scale_y = (double)wh / fbh;
536     } else if (s->free_scale) {
537         double sx, sy;
538 
539         sx = (double)ww / fbw;
540         sy = (double)wh / fbh;
541 
542         s->scale_x = s->scale_y = MIN(sx, sy);
543     }
544 
545     fbw *= s->scale_x;
546     fbh *= s->scale_y;
547 
548     mx = my = 0;
549     if (ww > fbw) {
550         mx = (ww - fbw) / 2;
551     }
552     if (wh > fbh) {
553         my = (wh - fbh) / 2;
554     }
555 
556     cairo_rectangle(cr, 0, 0, ww, wh);
557 
558     /* Optionally cut out the inner area where the pixmap
559        will be drawn. This avoids 'flashing' since we're
560        not double-buffering. Note we're using the undocumented
561        behaviour of drawing the rectangle from right to left
562        to cut out the whole */
563     cairo_rectangle(cr, mx + fbw, my,
564                     -1 * fbw, fbh);
565     cairo_fill(cr);
566 
567     cairo_scale(cr, s->scale_x, s->scale_y);
568     cairo_set_source_surface(cr, s->surface, mx / s->scale_x, my / s->scale_y);
569     cairo_paint(cr);
570 
571     return TRUE;
572 }
573 
574 #if !GTK_CHECK_VERSION(3, 0, 0)
575 static gboolean gd_expose_event(GtkWidget *widget, GdkEventExpose *expose,
576                                 void *opaque)
577 {
578     cairo_t *cr;
579     gboolean ret;
580 
581     cr = gdk_cairo_create(gtk_widget_get_window(widget));
582     cairo_rectangle(cr,
583                     expose->area.x,
584                     expose->area.y,
585                     expose->area.width,
586                     expose->area.height);
587     cairo_clip(cr);
588 
589     ret = gd_draw_event(widget, cr, opaque);
590 
591     cairo_destroy(cr);
592 
593     return ret;
594 }
595 #endif
596 
597 static gboolean gd_motion_event(GtkWidget *widget, GdkEventMotion *motion,
598                                 void *opaque)
599 {
600     GtkDisplayState *s = opaque;
601     int dx, dy;
602     int x, y;
603     int mx, my;
604     int fbh, fbw;
605     int ww, wh;
606 
607     fbw = surface_width(s->ds) * s->scale_x;
608     fbh = surface_height(s->ds) * s->scale_y;
609 
610     gdk_drawable_get_size(gtk_widget_get_window(s->drawing_area), &ww, &wh);
611 
612     mx = my = 0;
613     if (ww > fbw) {
614         mx = (ww - fbw) / 2;
615     }
616     if (wh > fbh) {
617         my = (wh - fbh) / 2;
618     }
619 
620     x = (motion->x - mx) / s->scale_x;
621     y = (motion->y - my) / s->scale_y;
622 
623     if (x < 0 || y < 0 ||
624         x >= surface_width(s->ds) ||
625         y >= surface_height(s->ds)) {
626         return TRUE;
627     }
628 
629     if (kbd_mouse_is_absolute()) {
630         dx = x * 0x7FFF / (surface_width(s->ds) - 1);
631         dy = y * 0x7FFF / (surface_height(s->ds) - 1);
632     } else if (s->last_x == -1 || s->last_y == -1) {
633         dx = 0;
634         dy = 0;
635     } else {
636         dx = x - s->last_x;
637         dy = y - s->last_y;
638     }
639 
640     s->last_x = x;
641     s->last_y = y;
642 
643     if (kbd_mouse_is_absolute() || gd_is_grab_active(s)) {
644         kbd_mouse_event(dx, dy, 0, s->button_mask);
645     }
646 
647     if (!kbd_mouse_is_absolute() && gd_is_grab_active(s)) {
648         GdkScreen *screen = gtk_widget_get_screen(s->drawing_area);
649         int x = (int)motion->x_root;
650         int y = (int)motion->y_root;
651 
652         /* In relative mode check to see if client pointer hit
653          * one of the screen edges, and if so move it back by
654          * 200 pixels. This is important because the pointer
655          * in the server doesn't correspond 1-for-1, and so
656          * may still be only half way across the screen. Without
657          * this warp, the server pointer would thus appear to hit
658          * an invisible wall */
659         if (x == 0) {
660             x += 200;
661         }
662         if (y == 0) {
663             y += 200;
664         }
665         if (x == (gdk_screen_get_width(screen) - 1)) {
666             x -= 200;
667         }
668         if (y == (gdk_screen_get_height(screen) - 1)) {
669             y -= 200;
670         }
671 
672         if (x != (int)motion->x_root || y != (int)motion->y_root) {
673 #if GTK_CHECK_VERSION(3, 0, 0)
674             GdkDevice *dev = gdk_event_get_device((GdkEvent *)motion);
675             gdk_device_warp(dev, screen, x, y);
676 #else
677             GdkDisplay *display = gtk_widget_get_display(widget);
678             gdk_display_warp_pointer(display, screen, x, y);
679 #endif
680             s->last_x = -1;
681             s->last_y = -1;
682             return FALSE;
683         }
684     }
685     return TRUE;
686 }
687 
688 static gboolean gd_button_event(GtkWidget *widget, GdkEventButton *button,
689                                 void *opaque)
690 {
691     GtkDisplayState *s = opaque;
692     int dx, dy;
693     int n;
694 
695     if (button->button == 1) {
696         n = 0x01;
697     } else if (button->button == 2) {
698         n = 0x04;
699     } else if (button->button == 3) {
700         n = 0x02;
701     } else {
702         n = 0x00;
703     }
704 
705     if (button->type == GDK_BUTTON_PRESS) {
706         s->button_mask |= n;
707     } else if (button->type == GDK_BUTTON_RELEASE) {
708         s->button_mask &= ~n;
709     }
710 
711     if (kbd_mouse_is_absolute()) {
712         dx = s->last_x * 0x7FFF / (surface_width(s->ds) - 1);
713         dy = s->last_y * 0x7FFF / (surface_height(s->ds) - 1);
714     } else {
715         dx = 0;
716         dy = 0;
717     }
718 
719     kbd_mouse_event(dx, dy, 0, s->button_mask);
720 
721     return TRUE;
722 }
723 
724 static gboolean gd_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque)
725 {
726     GtkDisplayState *s = opaque;
727     int gdk_keycode;
728     int qemu_keycode;
729     int i;
730 
731     gdk_keycode = key->hardware_keycode;
732 
733     if (gdk_keycode < 9) {
734         qemu_keycode = 0;
735     } else if (gdk_keycode < 97) {
736         qemu_keycode = gdk_keycode - 8;
737     } else if (gdk_keycode < 158) {
738         qemu_keycode = translate_evdev_keycode(gdk_keycode - 97);
739     } else if (gdk_keycode == 208) { /* Hiragana_Katakana */
740         qemu_keycode = 0x70;
741     } else if (gdk_keycode == 211) { /* backslash */
742         qemu_keycode = 0x73;
743     } else {
744         qemu_keycode = 0;
745     }
746 
747     DPRINTF("translated GDK keycode %d to QEMU keycode %d (%s)\n",
748             gdk_keycode, qemu_keycode,
749             (key->type == GDK_KEY_PRESS) ? "down" : "up");
750 
751     for (i = 0; i < ARRAY_SIZE(modifier_keycode); i++) {
752         if (qemu_keycode == modifier_keycode[i]) {
753             s->modifier_pressed[i] = (key->type == GDK_KEY_PRESS);
754         }
755     }
756 
757     if (qemu_keycode & SCANCODE_GREY) {
758         kbd_put_keycode(SCANCODE_EMUL0);
759     }
760 
761     if (key->type == GDK_KEY_PRESS) {
762         kbd_put_keycode(qemu_keycode & SCANCODE_KEYCODEMASK);
763     } else if (key->type == GDK_KEY_RELEASE) {
764         kbd_put_keycode(qemu_keycode | SCANCODE_UP);
765     } else {
766         g_assert_not_reached();
767     }
768 
769     return TRUE;
770 }
771 
772 /** Window Menu Actions **/
773 
774 static void gd_menu_pause(GtkMenuItem *item, void *opaque)
775 {
776     GtkDisplayState *s = opaque;
777 
778     if (s->external_pause_update) {
779         return;
780     }
781     if (runstate_is_running()) {
782         qmp_stop(NULL);
783     } else {
784         qmp_cont(NULL);
785     }
786 }
787 
788 static void gd_menu_reset(GtkMenuItem *item, void *opaque)
789 {
790     qmp_system_reset(NULL);
791 }
792 
793 static void gd_menu_powerdown(GtkMenuItem *item, void *opaque)
794 {
795     qmp_system_powerdown(NULL);
796 }
797 
798 static void gd_menu_quit(GtkMenuItem *item, void *opaque)
799 {
800     qmp_quit(NULL);
801 }
802 
803 static void gd_menu_switch_vc(GtkMenuItem *item, void *opaque)
804 {
805     GtkDisplayState *s = opaque;
806 
807     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->vga_item))) {
808         gtk_notebook_set_current_page(GTK_NOTEBOOK(s->notebook), 0);
809     } else {
810         int i;
811 
812         gtk_release_modifiers(s);
813         for (i = 0; i < s->nb_vcs; i++) {
814             if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->vc[i].menu_item))) {
815                 gtk_notebook_set_current_page(GTK_NOTEBOOK(s->notebook), i + 1);
816                 break;
817             }
818         }
819     }
820 }
821 
822 static void gd_menu_show_tabs(GtkMenuItem *item, void *opaque)
823 {
824     GtkDisplayState *s = opaque;
825 
826     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->show_tabs_item))) {
827         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), TRUE);
828     } else {
829         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
830     }
831 }
832 
833 static void gd_menu_full_screen(GtkMenuItem *item, void *opaque)
834 {
835     GtkDisplayState *s = opaque;
836 
837     if (!s->full_screen) {
838         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
839         gtk_widget_set_size_request(s->menu_bar, 0, 0);
840         gtk_widget_set_size_request(s->drawing_area, -1, -1);
841         gtk_window_fullscreen(GTK_WINDOW(s->window));
842         if (gd_on_vga(s)) {
843             gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item), TRUE);
844         }
845         s->full_screen = TRUE;
846     } else {
847         gtk_window_unfullscreen(GTK_WINDOW(s->window));
848         gd_menu_show_tabs(GTK_MENU_ITEM(s->show_tabs_item), s);
849         gtk_widget_set_size_request(s->menu_bar, -1, -1);
850         gtk_widget_set_size_request(s->drawing_area,
851                                     surface_width(s->ds),
852                                     surface_height(s->ds));
853         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item), FALSE);
854         s->full_screen = FALSE;
855         s->scale_x = 1.0;
856         s->scale_y = 1.0;
857     }
858 
859     gd_update_cursor(s, FALSE);
860 }
861 
862 static void gd_menu_zoom_in(GtkMenuItem *item, void *opaque)
863 {
864     GtkDisplayState *s = opaque;
865 
866     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
867                                    FALSE);
868 
869     s->scale_x += .25;
870     s->scale_y += .25;
871 
872     gd_update_windowsize(s);
873 }
874 
875 static void gd_menu_zoom_out(GtkMenuItem *item, void *opaque)
876 {
877     GtkDisplayState *s = opaque;
878 
879     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
880                                    FALSE);
881 
882     s->scale_x -= .25;
883     s->scale_y -= .25;
884 
885     s->scale_x = MAX(s->scale_x, .25);
886     s->scale_y = MAX(s->scale_y, .25);
887 
888     gd_update_windowsize(s);
889 }
890 
891 static void gd_menu_zoom_fixed(GtkMenuItem *item, void *opaque)
892 {
893     GtkDisplayState *s = opaque;
894 
895     s->scale_x = 1.0;
896     s->scale_y = 1.0;
897 
898     gd_update_windowsize(s);
899 }
900 
901 static void gd_menu_zoom_fit(GtkMenuItem *item, void *opaque)
902 {
903     GtkDisplayState *s = opaque;
904 
905     if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item))) {
906         s->free_scale = TRUE;
907     } else {
908         s->free_scale = FALSE;
909         s->scale_x = 1.0;
910         s->scale_y = 1.0;
911         gd_update_windowsize(s);
912     }
913 
914     gd_update_full_redraw(s);
915 }
916 
917 static void gd_grab_keyboard(GtkDisplayState *s)
918 {
919 #if GTK_CHECK_VERSION(3, 0, 0)
920     GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
921     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
922     GList *devices = gdk_device_manager_list_devices(mgr,
923                                                      GDK_DEVICE_TYPE_MASTER);
924     GList *tmp = devices;
925     while (tmp) {
926         GdkDevice *dev = tmp->data;
927         if (gdk_device_get_source(dev) == GDK_SOURCE_KEYBOARD) {
928             gdk_device_grab(dev,
929                             gtk_widget_get_window(s->drawing_area),
930                             GDK_OWNERSHIP_NONE,
931                             FALSE,
932                             GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK,
933                             NULL,
934                             GDK_CURRENT_TIME);
935         }
936         tmp = tmp->next;
937     }
938     g_list_free(devices);
939 #else
940     gdk_keyboard_grab(gtk_widget_get_window(s->drawing_area),
941                       FALSE,
942                       GDK_CURRENT_TIME);
943 #endif
944 }
945 
946 static void gd_ungrab_keyboard(GtkDisplayState *s)
947 {
948 #if GTK_CHECK_VERSION(3, 0, 0)
949     GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
950     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
951     GList *devices = gdk_device_manager_list_devices(mgr,
952                                                      GDK_DEVICE_TYPE_MASTER);
953     GList *tmp = devices;
954     while (tmp) {
955         GdkDevice *dev = tmp->data;
956         if (gdk_device_get_source(dev) == GDK_SOURCE_KEYBOARD) {
957             gdk_device_ungrab(dev,
958                               GDK_CURRENT_TIME);
959         }
960         tmp = tmp->next;
961     }
962     g_list_free(devices);
963 #else
964     gdk_keyboard_ungrab(GDK_CURRENT_TIME);
965 #endif
966 }
967 
968 static void gd_grab_pointer(GtkDisplayState *s)
969 {
970 #if GTK_CHECK_VERSION(3, 0, 0)
971     GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
972     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
973     GList *devices = gdk_device_manager_list_devices(mgr,
974                                                      GDK_DEVICE_TYPE_MASTER);
975     GList *tmp = devices;
976     while (tmp) {
977         GdkDevice *dev = tmp->data;
978         if (gdk_device_get_source(dev) == GDK_SOURCE_MOUSE) {
979             gdk_device_grab(dev,
980                             gtk_widget_get_window(s->drawing_area),
981                             GDK_OWNERSHIP_NONE,
982                             FALSE, /* All events to come to our
983                                       window directly */
984                             GDK_POINTER_MOTION_MASK |
985                             GDK_BUTTON_PRESS_MASK |
986                             GDK_BUTTON_RELEASE_MASK |
987                             GDK_BUTTON_MOTION_MASK |
988                             GDK_SCROLL_MASK,
989                             s->null_cursor,
990                             GDK_CURRENT_TIME);
991         }
992         tmp = tmp->next;
993     }
994     g_list_free(devices);
995 #else
996     gdk_pointer_grab(gtk_widget_get_window(s->drawing_area),
997                      FALSE, /* All events to come to our window directly */
998                      GDK_POINTER_MOTION_MASK |
999                      GDK_BUTTON_PRESS_MASK |
1000                      GDK_BUTTON_RELEASE_MASK |
1001                      GDK_BUTTON_MOTION_MASK |
1002                      GDK_SCROLL_MASK,
1003                      NULL, /* Allow cursor to move over entire desktop */
1004                      s->null_cursor,
1005                      GDK_CURRENT_TIME);
1006 #endif
1007 }
1008 
1009 static void gd_ungrab_pointer(GtkDisplayState *s)
1010 {
1011 #if GTK_CHECK_VERSION(3, 0, 0)
1012     GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
1013     GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
1014     GList *devices = gdk_device_manager_list_devices(mgr,
1015                                                      GDK_DEVICE_TYPE_MASTER);
1016     GList *tmp = devices;
1017     while (tmp) {
1018         GdkDevice *dev = tmp->data;
1019         if (gdk_device_get_source(dev) == GDK_SOURCE_MOUSE) {
1020             gdk_device_ungrab(dev,
1021                               GDK_CURRENT_TIME);
1022         }
1023         tmp = tmp->next;
1024     }
1025     g_list_free(devices);
1026 #else
1027     gdk_pointer_ungrab(GDK_CURRENT_TIME);
1028 #endif
1029 }
1030 
1031 static void gd_menu_grab_input(GtkMenuItem *item, void *opaque)
1032 {
1033     GtkDisplayState *s = opaque;
1034 
1035     if (gd_is_grab_active(s)) {
1036         gd_grab_keyboard(s);
1037         gd_grab_pointer(s);
1038     } else {
1039         gd_ungrab_keyboard(s);
1040         gd_ungrab_pointer(s);
1041     }
1042 
1043     gd_update_caption(s);
1044     gd_update_cursor(s, FALSE);
1045 }
1046 
1047 static void gd_change_page(GtkNotebook *nb, gpointer arg1, guint arg2,
1048                            gpointer data)
1049 {
1050     GtkDisplayState *s = data;
1051     guint last_page;
1052     gboolean on_vga;
1053 
1054     if (!gtk_widget_get_realized(s->notebook)) {
1055         return;
1056     }
1057 
1058     last_page = gtk_notebook_get_current_page(nb);
1059 
1060     if (last_page) {
1061         gtk_widget_set_size_request(s->vc[last_page - 1].terminal, -1, -1);
1062     }
1063 
1064     on_vga = arg2 == 0;
1065 
1066     if (!on_vga) {
1067         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1068                                        FALSE);
1069     } else if (s->full_screen) {
1070         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1071                                        TRUE);
1072     }
1073 
1074     if (arg2 == 0) {
1075         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->vga_item), TRUE);
1076     } else {
1077         VirtualConsole *vc = &s->vc[arg2 - 1];
1078         VteTerminal *term = VTE_TERMINAL(vc->terminal);
1079         int width, height;
1080 
1081         width = 80 * vte_terminal_get_char_width(term);
1082         height = 25 * vte_terminal_get_char_height(term);
1083 
1084         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item), TRUE);
1085         gtk_widget_set_size_request(vc->terminal, width, height);
1086     }
1087 
1088     gtk_widget_set_sensitive(s->grab_item, on_vga);
1089 
1090     gd_update_cursor(s, TRUE);
1091 }
1092 
1093 static gboolean gd_enter_event(GtkWidget *widget, GdkEventCrossing *crossing, gpointer data)
1094 {
1095     GtkDisplayState *s = data;
1096 
1097     if (!gd_is_grab_active(s) && gd_grab_on_hover(s)) {
1098         gd_grab_keyboard(s);
1099     }
1100 
1101     return TRUE;
1102 }
1103 
1104 static gboolean gd_leave_event(GtkWidget *widget, GdkEventCrossing *crossing, gpointer data)
1105 {
1106     GtkDisplayState *s = data;
1107 
1108     if (!gd_is_grab_active(s) && gd_grab_on_hover(s)) {
1109         gd_ungrab_keyboard(s);
1110     }
1111 
1112     return TRUE;
1113 }
1114 
1115 static gboolean gd_focus_out_event(GtkWidget *widget,
1116                                    GdkEventCrossing *crossing, gpointer data)
1117 {
1118     GtkDisplayState *s = data;
1119 
1120     gtk_release_modifiers(s);
1121 
1122     return TRUE;
1123 }
1124 
1125 /** Virtual Console Callbacks **/
1126 
1127 static int gd_vc_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1128 {
1129     VirtualConsole *vc = chr->opaque;
1130 
1131     return write(vc->fd, buf, len);
1132 }
1133 
1134 static int nb_vcs;
1135 static CharDriverState *vcs[MAX_VCS];
1136 
1137 static CharDriverState *gd_vc_handler(ChardevVC *unused)
1138 {
1139     CharDriverState *chr;
1140 
1141     chr = g_malloc0(sizeof(*chr));
1142     chr->chr_write = gd_vc_chr_write;
1143     /* defer OPENED events until our vc is fully initialized */
1144     chr->explicit_be_open = true;
1145 
1146     vcs[nb_vcs++] = chr;
1147 
1148     return chr;
1149 }
1150 
1151 void early_gtk_display_init(void)
1152 {
1153     register_vc_handler(gd_vc_handler);
1154 }
1155 
1156 static gboolean gd_vc_in(GIOChannel *chan, GIOCondition cond, void *opaque)
1157 {
1158     VirtualConsole *vc = opaque;
1159     uint8_t buffer[1024];
1160     ssize_t len;
1161 
1162     len = read(vc->fd, buffer, sizeof(buffer));
1163     if (len <= 0) {
1164         return FALSE;
1165     }
1166 
1167     qemu_chr_be_write(vc->chr, buffer, len);
1168 
1169     return TRUE;
1170 }
1171 
1172 static GSList *gd_vc_init(GtkDisplayState *s, VirtualConsole *vc, int index, GSList *group,
1173                           GtkWidget *view_menu)
1174 {
1175     const char *label;
1176     char buffer[32];
1177     char path[32];
1178 #if VTE_CHECK_VERSION(0, 26, 0)
1179     VtePty *pty;
1180 #endif
1181     GIOChannel *chan;
1182     GtkWidget *scrolled_window;
1183     GtkAdjustment *vadjustment;
1184     int master_fd, slave_fd;
1185 
1186     snprintf(buffer, sizeof(buffer), "vc%d", index);
1187     snprintf(path, sizeof(path), "<QEMU>/View/VC%d", index);
1188 
1189     vc->chr = vcs[index];
1190 
1191     if (vc->chr->label) {
1192         label = vc->chr->label;
1193     } else {
1194         label = buffer;
1195     }
1196 
1197     vc->menu_item = gtk_radio_menu_item_new_with_mnemonic(group, label);
1198     group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(vc->menu_item));
1199     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(vc->menu_item), path);
1200     gtk_accel_map_add_entry(path, GDK_KEY_2 + index, GDK_CONTROL_MASK | GDK_MOD1_MASK);
1201 
1202     vc->terminal = vte_terminal_new();
1203 
1204     master_fd = qemu_openpty_raw(&slave_fd, NULL);
1205     g_assert(master_fd != -1);
1206 
1207 #if VTE_CHECK_VERSION(0, 26, 0)
1208     pty = vte_pty_new_foreign(master_fd, NULL);
1209     vte_terminal_set_pty_object(VTE_TERMINAL(vc->terminal), pty);
1210 #else
1211     vte_terminal_set_pty(VTE_TERMINAL(vc->terminal), master_fd);
1212 #endif
1213 
1214     vte_terminal_set_scrollback_lines(VTE_TERMINAL(vc->terminal), -1);
1215 
1216     vadjustment = vte_terminal_get_adjustment(VTE_TERMINAL(vc->terminal));
1217 
1218     scrolled_window = gtk_scrolled_window_new(NULL, vadjustment);
1219     gtk_container_add(GTK_CONTAINER(scrolled_window), vc->terminal);
1220 
1221     vte_terminal_set_size(VTE_TERMINAL(vc->terminal), 80, 25);
1222 
1223     vc->fd = slave_fd;
1224     vc->chr->opaque = vc;
1225     vc->scrolled_window = scrolled_window;
1226 
1227     gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(vc->scrolled_window),
1228                                    GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
1229 
1230     gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), scrolled_window, gtk_label_new(label));
1231     g_signal_connect(vc->menu_item, "activate",
1232                      G_CALLBACK(gd_menu_switch_vc), s);
1233 
1234     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), vc->menu_item);
1235 
1236     qemu_chr_be_generic_open(vc->chr);
1237     if (vc->chr->init) {
1238         vc->chr->init(vc->chr);
1239     }
1240 
1241     chan = g_io_channel_unix_new(vc->fd);
1242     g_io_add_watch(chan, G_IO_IN, gd_vc_in, vc);
1243 
1244     return group;
1245 }
1246 
1247 /** Window Creation **/
1248 
1249 static void gd_connect_signals(GtkDisplayState *s)
1250 {
1251     g_signal_connect(s->show_tabs_item, "activate",
1252                      G_CALLBACK(gd_menu_show_tabs), s);
1253 
1254     g_signal_connect(s->window, "key-press-event",
1255                      G_CALLBACK(gd_window_key_event), s);
1256     g_signal_connect(s->window, "delete-event",
1257                      G_CALLBACK(gd_window_close), s);
1258 
1259 #if GTK_CHECK_VERSION(3, 0, 0)
1260     g_signal_connect(s->drawing_area, "draw",
1261                      G_CALLBACK(gd_draw_event), s);
1262 #else
1263     g_signal_connect(s->drawing_area, "expose-event",
1264                      G_CALLBACK(gd_expose_event), s);
1265 #endif
1266     g_signal_connect(s->drawing_area, "motion-notify-event",
1267                      G_CALLBACK(gd_motion_event), s);
1268     g_signal_connect(s->drawing_area, "button-press-event",
1269                      G_CALLBACK(gd_button_event), s);
1270     g_signal_connect(s->drawing_area, "button-release-event",
1271                      G_CALLBACK(gd_button_event), s);
1272     g_signal_connect(s->drawing_area, "key-press-event",
1273                      G_CALLBACK(gd_key_event), s);
1274     g_signal_connect(s->drawing_area, "key-release-event",
1275                      G_CALLBACK(gd_key_event), s);
1276 
1277     g_signal_connect(s->pause_item, "activate",
1278                      G_CALLBACK(gd_menu_pause), s);
1279     g_signal_connect(s->reset_item, "activate",
1280                      G_CALLBACK(gd_menu_reset), s);
1281     g_signal_connect(s->powerdown_item, "activate",
1282                      G_CALLBACK(gd_menu_powerdown), s);
1283     g_signal_connect(s->quit_item, "activate",
1284                      G_CALLBACK(gd_menu_quit), s);
1285     g_signal_connect(s->full_screen_item, "activate",
1286                      G_CALLBACK(gd_menu_full_screen), s);
1287     g_signal_connect(s->zoom_in_item, "activate",
1288                      G_CALLBACK(gd_menu_zoom_in), s);
1289     g_signal_connect(s->zoom_out_item, "activate",
1290                      G_CALLBACK(gd_menu_zoom_out), s);
1291     g_signal_connect(s->zoom_fixed_item, "activate",
1292                      G_CALLBACK(gd_menu_zoom_fixed), s);
1293     g_signal_connect(s->zoom_fit_item, "activate",
1294                      G_CALLBACK(gd_menu_zoom_fit), s);
1295     g_signal_connect(s->vga_item, "activate",
1296                      G_CALLBACK(gd_menu_switch_vc), s);
1297     g_signal_connect(s->grab_item, "activate",
1298                      G_CALLBACK(gd_menu_grab_input), s);
1299     g_signal_connect(s->notebook, "switch-page",
1300                      G_CALLBACK(gd_change_page), s);
1301     g_signal_connect(s->drawing_area, "enter-notify-event",
1302                      G_CALLBACK(gd_enter_event), s);
1303     g_signal_connect(s->drawing_area, "leave-notify-event",
1304                      G_CALLBACK(gd_leave_event), s);
1305     g_signal_connect(s->drawing_area, "focus-out-event",
1306                      G_CALLBACK(gd_focus_out_event), s);
1307 }
1308 
1309 static GtkWidget *gd_create_menu_machine(GtkDisplayState *s, GtkAccelGroup *accel_group)
1310 {
1311     GtkWidget *machine_menu;
1312     GtkWidget *separator;
1313     GtkStockItem item;
1314 
1315     machine_menu = gtk_menu_new();
1316     gtk_menu_set_accel_group(GTK_MENU(machine_menu), accel_group);
1317 
1318     s->pause_item = gtk_check_menu_item_new_with_mnemonic(_("_Pause"));
1319     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->pause_item);
1320 
1321     separator = gtk_separator_menu_item_new();
1322     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), separator);
1323 
1324     s->reset_item = gtk_image_menu_item_new_with_mnemonic(_("_Reset"));
1325     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->reset_item);
1326 
1327     s->powerdown_item = gtk_image_menu_item_new_with_mnemonic(_("Power _Down"));
1328     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->powerdown_item);
1329 
1330     separator = gtk_separator_menu_item_new();
1331     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), separator);
1332 
1333     s->quit_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_QUIT, NULL);
1334     gtk_stock_lookup(GTK_STOCK_QUIT, &item);
1335     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->quit_item),
1336                                  "<QEMU>/Machine/Quit");
1337     gtk_accel_map_add_entry("<QEMU>/Machine/Quit", item.keyval, item.modifier);
1338     gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->quit_item);
1339 
1340     return machine_menu;
1341 }
1342 
1343 static GtkWidget *gd_create_menu_view(GtkDisplayState *s, GtkAccelGroup *accel_group)
1344 {
1345     GSList *group = NULL;
1346     GtkWidget *view_menu;
1347     GtkWidget *separator;
1348     int i;
1349 
1350     view_menu = gtk_menu_new();
1351     gtk_menu_set_accel_group(GTK_MENU(view_menu), accel_group);
1352 
1353     s->full_screen_item =
1354         gtk_image_menu_item_new_from_stock(GTK_STOCK_FULLSCREEN, NULL);
1355     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->full_screen_item),
1356                                  "<QEMU>/View/Full Screen");
1357     gtk_accel_map_add_entry("<QEMU>/View/Full Screen", GDK_KEY_f, GDK_CONTROL_MASK | GDK_MOD1_MASK);
1358     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->full_screen_item);
1359 
1360     separator = gtk_separator_menu_item_new();
1361     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1362 
1363     s->zoom_in_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_ZOOM_IN, NULL);
1364     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_in_item),
1365                                  "<QEMU>/View/Zoom In");
1366     gtk_accel_map_add_entry("<QEMU>/View/Zoom In", GDK_KEY_plus, GDK_CONTROL_MASK | GDK_MOD1_MASK);
1367     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_in_item);
1368 
1369     s->zoom_out_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_ZOOM_OUT, NULL);
1370     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_out_item),
1371                                  "<QEMU>/View/Zoom Out");
1372     gtk_accel_map_add_entry("<QEMU>/View/Zoom Out", GDK_KEY_minus, GDK_CONTROL_MASK | GDK_MOD1_MASK);
1373     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_out_item);
1374 
1375     s->zoom_fixed_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_ZOOM_100, NULL);
1376     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_fixed_item),
1377                                  "<QEMU>/View/Zoom Fixed");
1378     gtk_accel_map_add_entry("<QEMU>/View/Zoom Fixed", GDK_KEY_0, GDK_CONTROL_MASK | GDK_MOD1_MASK);
1379     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_fixed_item);
1380 
1381     s->zoom_fit_item = gtk_check_menu_item_new_with_mnemonic(_("Zoom To _Fit"));
1382     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_fit_item);
1383 
1384     separator = gtk_separator_menu_item_new();
1385     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1386 
1387     s->grab_on_hover_item = gtk_check_menu_item_new_with_mnemonic(_("Grab On _Hover"));
1388     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->grab_on_hover_item);
1389 
1390     s->grab_item = gtk_check_menu_item_new_with_mnemonic(_("_Grab Input"));
1391     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->grab_item),
1392                                  "<QEMU>/View/Grab Input");
1393     gtk_accel_map_add_entry("<QEMU>/View/Grab Input", GDK_KEY_g, GDK_CONTROL_MASK | GDK_MOD1_MASK);
1394     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->grab_item);
1395 
1396     separator = gtk_separator_menu_item_new();
1397     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1398 
1399     s->vga_item = gtk_radio_menu_item_new_with_mnemonic(group, "_VGA");
1400     group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(s->vga_item));
1401     gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->vga_item),
1402                                  "<QEMU>/View/VGA");
1403     gtk_accel_map_add_entry("<QEMU>/View/VGA", GDK_KEY_1, GDK_CONTROL_MASK | GDK_MOD1_MASK);
1404     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->vga_item);
1405 
1406     for (i = 0; i < nb_vcs; i++) {
1407         VirtualConsole *vc = &s->vc[i];
1408 
1409         group = gd_vc_init(s, vc, i, group, view_menu);
1410         s->nb_vcs++;
1411     }
1412 
1413     separator = gtk_separator_menu_item_new();
1414     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
1415 
1416     s->show_tabs_item = gtk_check_menu_item_new_with_mnemonic(_("Show _Tabs"));
1417     gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->show_tabs_item);
1418 
1419     return view_menu;
1420 }
1421 
1422 static void gd_create_menus(GtkDisplayState *s)
1423 {
1424     GtkAccelGroup *accel_group;
1425 
1426     accel_group = gtk_accel_group_new();
1427     s->machine_menu = gd_create_menu_machine(s, accel_group);
1428     s->view_menu = gd_create_menu_view(s, accel_group);
1429 
1430     s->machine_menu_item = gtk_menu_item_new_with_mnemonic(_("_Machine"));
1431     gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->machine_menu_item),
1432                               s->machine_menu);
1433     gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->machine_menu_item);
1434 
1435     s->view_menu_item = gtk_menu_item_new_with_mnemonic(_("_View"));
1436     gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->view_menu_item), s->view_menu);
1437     gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->view_menu_item);
1438 
1439     g_object_set_data(G_OBJECT(s->window), "accel_group", accel_group);
1440     gtk_window_add_accel_group(GTK_WINDOW(s->window), accel_group);
1441     s->accel_group = accel_group;
1442 }
1443 
1444 static const DisplayChangeListenerOps dcl_ops = {
1445     .dpy_name          = "gtk",
1446     .dpy_gfx_update    = gd_update,
1447     .dpy_gfx_switch    = gd_switch,
1448     .dpy_refresh       = gd_refresh,
1449     .dpy_mouse_set     = gd_mouse_set,
1450     .dpy_cursor_define = gd_cursor_define,
1451 };
1452 
1453 void gtk_display_init(DisplayState *ds, bool full_screen)
1454 {
1455     GtkDisplayState *s = g_malloc0(sizeof(*s));
1456     char *filename;
1457 
1458     gtk_init(NULL, NULL);
1459 
1460     s->dcl.ops = &dcl_ops;
1461     s->dcl.con = qemu_console_lookup_by_index(0);
1462 
1463     s->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
1464 #if GTK_CHECK_VERSION(3, 2, 0)
1465     s->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
1466 #else
1467     s->vbox = gtk_vbox_new(FALSE, 0);
1468 #endif
1469     s->notebook = gtk_notebook_new();
1470     s->drawing_area = gtk_drawing_area_new();
1471     s->menu_bar = gtk_menu_bar_new();
1472 
1473     s->scale_x = 1.0;
1474     s->scale_y = 1.0;
1475     s->free_scale = FALSE;
1476 
1477     setlocale(LC_ALL, "");
1478     bindtextdomain("qemu", CONFIG_QEMU_LOCALEDIR);
1479     textdomain("qemu");
1480 
1481     s->null_cursor = gdk_cursor_new(GDK_BLANK_CURSOR);
1482 
1483     s->mouse_mode_notifier.notify = gd_mouse_mode_change;
1484     qemu_add_mouse_mode_change_notifier(&s->mouse_mode_notifier);
1485     qemu_add_vm_change_state_handler(gd_change_runstate, s);
1486 
1487     gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), s->drawing_area, gtk_label_new("VGA"));
1488 
1489     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "qemu_logo_no_text.svg");
1490     if (filename) {
1491         GError *error = NULL;
1492         GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file(filename, &error);
1493         if (pixbuf) {
1494             gtk_window_set_icon(GTK_WINDOW(s->window), pixbuf);
1495         } else {
1496             g_error_free(error);
1497         }
1498         g_free(filename);
1499     }
1500 
1501     gd_create_menus(s);
1502 
1503     gd_connect_signals(s);
1504 
1505     gtk_widget_add_events(s->drawing_area,
1506                           GDK_POINTER_MOTION_MASK |
1507                           GDK_BUTTON_PRESS_MASK |
1508                           GDK_BUTTON_RELEASE_MASK |
1509                           GDK_BUTTON_MOTION_MASK |
1510                           GDK_ENTER_NOTIFY_MASK |
1511                           GDK_LEAVE_NOTIFY_MASK |
1512                           GDK_SCROLL_MASK |
1513                           GDK_KEY_PRESS_MASK);
1514     gtk_widget_set_double_buffered(s->drawing_area, FALSE);
1515     gtk_widget_set_can_focus(s->drawing_area, TRUE);
1516 
1517     gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1518     gtk_notebook_set_show_border(GTK_NOTEBOOK(s->notebook), FALSE);
1519 
1520     gd_update_caption(s);
1521 
1522     gtk_box_pack_start(GTK_BOX(s->vbox), s->menu_bar, FALSE, TRUE, 0);
1523     gtk_box_pack_start(GTK_BOX(s->vbox), s->notebook, TRUE, TRUE, 0);
1524 
1525     gtk_container_add(GTK_CONTAINER(s->window), s->vbox);
1526 
1527     gtk_widget_show_all(s->window);
1528 
1529     if (full_screen) {
1530         gtk_menu_item_activate(GTK_MENU_ITEM(s->full_screen_item));
1531     }
1532 
1533     register_displaychangelistener(&s->dcl);
1534 
1535     global_state = s;
1536 }
1537