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virtio-balloon: correct used length
[qemu/kevin.git] / ui / gtk.c
blob428f02f2dfe1da721d2ecc638ca96e40d286aad2
1 /*
2 * GTK UI
3 *
4 * Copyright IBM, Corp. 2012
5 *
6 * Authors:
7 * Anthony Liguori <aliguori@us.ibm.com>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, see <http://www.gnu.org/licenses/>.
21 *
22 * Portions from gtk-vnc (originally licensed under the LGPL v2+):
23 *
24 * GTK VNC Widget
25 *
26 * Copyright (C) 2006 Anthony Liguori <anthony@codemonkey.ws>
27 * Copyright (C) 2009-2010 Daniel P. Berrange <dan@berrange.com>
28 */
29
30 #define GETTEXT_PACKAGE "qemu"
31 #define LOCALEDIR "po"
32
33 #include "qemu/osdep.h"
34 #include "qapi/error.h"
35 #include "qapi/qapi-commands-control.h"
36 #include "qapi/qapi-commands-machine.h"
37 #include "qapi/qapi-commands-misc.h"
38 #include "qemu/cutils.h"
39 #include "qemu/main-loop.h"
40
41 #include "ui/console.h"
42 #include "ui/gtk.h"
43 #ifdef G_OS_WIN32
44 #include <gdk/gdkwin32.h>
45 #endif
46 #include "ui/win32-kbd-hook.h"
47
48 #include <glib/gi18n.h>
49 #include <locale.h>
50 #if defined(CONFIG_VTE)
51 #include <vte/vte.h>
52 #endif
53 #include <math.h>
54
55 #include "trace.h"
56 #include "qemu/cutils.h"
57 #include "ui/input.h"
58 #include "sysemu/runstate.h"
59 #include "sysemu/sysemu.h"
60 #include "keymaps.h"
61 #include "chardev/char.h"
62 #include "qom/object.h"
63
64 #define VC_WINDOW_X_MIN 320
65 #define VC_WINDOW_Y_MIN 240
66 #define VC_TERM_X_MIN 80
67 #define VC_TERM_Y_MIN 25
68 #define VC_SCALE_MIN 0.25
69 #define VC_SCALE_STEP 0.25
70
71 #ifdef GDK_WINDOWING_X11
72 #include "x_keymap.h"
73
74 /* Gtk2 compat */
75 #ifndef GDK_IS_X11_DISPLAY
76 #define GDK_IS_X11_DISPLAY(dpy) (dpy != NULL)
77 #endif
78 #endif
79
80
81 #ifdef GDK_WINDOWING_WAYLAND
82 /* Gtk2 compat */
83 #ifndef GDK_IS_WAYLAND_DISPLAY
84 #define GDK_IS_WAYLAND_DISPLAY(dpy) (dpy != NULL)
85 #endif
86 #endif
87
88
89 #ifdef GDK_WINDOWING_WIN32
90 /* Gtk2 compat */
91 #ifndef GDK_IS_WIN32_DISPLAY
92 #define GDK_IS_WIN32_DISPLAY(dpy) (dpy != NULL)
93 #endif
94 #endif
95
96
97 #ifdef GDK_WINDOWING_BROADWAY
98 /* Gtk2 compat */
99 #ifndef GDK_IS_BROADWAY_DISPLAY
100 #define GDK_IS_BROADWAY_DISPLAY(dpy) (dpy != NULL)
101 #endif
102 #endif
103
104
105 #ifdef GDK_WINDOWING_QUARTZ
106 /* Gtk2 compat */
107 #ifndef GDK_IS_QUARTZ_DISPLAY
108 #define GDK_IS_QUARTZ_DISPLAY(dpy) (dpy != NULL)
109 #endif
110 #endif
111
112
113 #if !defined(CONFIG_VTE)
114 # define VTE_CHECK_VERSION(a, b, c) 0
115 #endif
116
117 #define HOTKEY_MODIFIERS (GDK_CONTROL_MASK | GDK_MOD1_MASK)
118
119 static const guint16 *keycode_map;
120 static size_t keycode_maplen;
121
122 struct VCChardev {
123 Chardev parent;
124 VirtualConsole *console;
125 bool echo;
126 };
127 typedef struct VCChardev VCChardev;
128
129 #define TYPE_CHARDEV_VC "chardev-vc"
130 DECLARE_INSTANCE_CHECKER(VCChardev, VC_CHARDEV,
131 TYPE_CHARDEV_VC)
132
133 bool gtk_use_gl_area;
134
135 static void gd_grab_pointer(VirtualConsole *vc, const char *reason);
136 static void gd_ungrab_pointer(GtkDisplayState *s);
137 static void gd_grab_keyboard(VirtualConsole *vc, const char *reason);
138 static void gd_ungrab_keyboard(GtkDisplayState *s);
139
140 /** Utility Functions **/
141
142 static VirtualConsole *gd_vc_find_by_menu(GtkDisplayState *s)
143 {
144 VirtualConsole *vc;
145 gint i;
146
147 for (i = 0; i < s->nb_vcs; i++) {
148 vc = &s->vc[i];
149 if (gtk_check_menu_item_get_active
150 (GTK_CHECK_MENU_ITEM(vc->menu_item))) {
151 return vc;
152 }
153 }
154 return NULL;
155 }
156
157 static VirtualConsole *gd_vc_find_by_page(GtkDisplayState *s, gint page)
158 {
159 VirtualConsole *vc;
160 gint i, p;
161
162 for (i = 0; i < s->nb_vcs; i++) {
163 vc = &s->vc[i];
164 p = gtk_notebook_page_num(GTK_NOTEBOOK(s->notebook), vc->tab_item);
165 if (p == page) {
166 return vc;
167 }
168 }
169 return NULL;
170 }
171
172 static VirtualConsole *gd_vc_find_current(GtkDisplayState *s)
173 {
174 gint page;
175
176 page = gtk_notebook_get_current_page(GTK_NOTEBOOK(s->notebook));
177 return gd_vc_find_by_page(s, page);
178 }
179
180 static bool gd_is_grab_active(GtkDisplayState *s)
181 {
182 return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_item));
183 }
184
185 static bool gd_grab_on_hover(GtkDisplayState *s)
186 {
187 return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_on_hover_item));
188 }
189
190 static void gd_update_cursor(VirtualConsole *vc)
191 {
192 GtkDisplayState *s = vc->s;
193 GdkWindow *window;
194
195 if (vc->type != GD_VC_GFX ||
196 !qemu_console_is_graphic(vc->gfx.dcl.con)) {
197 return;
198 }
199
200 if (!gtk_widget_get_realized(vc->gfx.drawing_area)) {
201 return;
202 }
203
204 window = gtk_widget_get_window(GTK_WIDGET(vc->gfx.drawing_area));
205 if (s->full_screen || qemu_input_is_absolute() || s->ptr_owner == vc) {
206 gdk_window_set_cursor(window, s->null_cursor);
207 } else {
208 gdk_window_set_cursor(window, NULL);
209 }
210 }
211
212 static void gd_update_caption(GtkDisplayState *s)
213 {
214 const char *status = "";
215 gchar *prefix;
216 gchar *title;
217 const char *grab = "";
218 bool is_paused = !runstate_is_running();
219 int i;
220
221 if (qemu_name) {
222 prefix = g_strdup_printf("QEMU (%s)", qemu_name);
223 } else {
224 prefix = g_strdup_printf("QEMU");
225 }
226
227 if (s->ptr_owner != NULL &&
228 s->ptr_owner->window == NULL) {
229 grab = _(" - Press Ctrl+Alt+G to release grab");
230 }
231
232 if (is_paused) {
233 status = _(" [Paused]");
234 }
235 s->external_pause_update = true;
236 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->pause_item),
237 is_paused);
238 s->external_pause_update = false;
239
240 title = g_strdup_printf("%s%s%s", prefix, status, grab);
241 gtk_window_set_title(GTK_WINDOW(s->window), title);
242 g_free(title);
243
244 for (i = 0; i < s->nb_vcs; i++) {
245 VirtualConsole *vc = &s->vc[i];
246
247 if (!vc->window) {
248 continue;
249 }
250 title = g_strdup_printf("%s: %s%s%s", prefix, vc->label,
251 vc == s->kbd_owner ? " +kbd" : "",
252 vc == s->ptr_owner ? " +ptr" : "");
253 gtk_window_set_title(GTK_WINDOW(vc->window), title);
254 g_free(title);
255 }
256
257 g_free(prefix);
258 }
259
260 static void gd_update_geometry_hints(VirtualConsole *vc)
261 {
262 GtkDisplayState *s = vc->s;
263 GdkWindowHints mask = 0;
264 GdkGeometry geo = {};
265 GtkWidget *geo_widget = NULL;
266 GtkWindow *geo_window;
267
268 if (vc->type == GD_VC_GFX) {
269 if (!vc->gfx.ds) {
270 return;
271 }
272 if (s->free_scale) {
273 geo.min_width = surface_width(vc->gfx.ds) * VC_SCALE_MIN;
274 geo.min_height = surface_height(vc->gfx.ds) * VC_SCALE_MIN;
275 mask |= GDK_HINT_MIN_SIZE;
276 } else {
277 geo.min_width = surface_width(vc->gfx.ds) * vc->gfx.scale_x;
278 geo.min_height = surface_height(vc->gfx.ds) * vc->gfx.scale_y;
279 mask |= GDK_HINT_MIN_SIZE;
280 }
281 geo_widget = vc->gfx.drawing_area;
282 gtk_widget_set_size_request(geo_widget, geo.min_width, geo.min_height);
283
284 #if defined(CONFIG_VTE)
285 } else if (vc->type == GD_VC_VTE) {
286 VteTerminal *term = VTE_TERMINAL(vc->vte.terminal);
287 GtkBorder padding = { 0 };
288
289 #if VTE_CHECK_VERSION(0, 37, 0)
290 gtk_style_context_get_padding(
291 gtk_widget_get_style_context(vc->vte.terminal),
292 gtk_widget_get_state_flags(vc->vte.terminal),
293 &padding);
294 #else
295 {
296 GtkBorder *ib = NULL;
297 gtk_widget_style_get(vc->vte.terminal, "inner-border", &ib, NULL);
298 if (ib) {
299 padding = *ib;
300 gtk_border_free(ib);
301 }
302 }
303 #endif
304
305 geo.width_inc = vte_terminal_get_char_width(term);
306 geo.height_inc = vte_terminal_get_char_height(term);
307 mask |= GDK_HINT_RESIZE_INC;
308 geo.base_width = geo.width_inc;
309 geo.base_height = geo.height_inc;
310 mask |= GDK_HINT_BASE_SIZE;
311 geo.min_width = geo.width_inc * VC_TERM_X_MIN;
312 geo.min_height = geo.height_inc * VC_TERM_Y_MIN;
313 mask |= GDK_HINT_MIN_SIZE;
314
315 geo.base_width += padding.left + padding.right;
316 geo.base_height += padding.top + padding.bottom;
317 geo.min_width += padding.left + padding.right;
318 geo.min_height += padding.top + padding.bottom;
319 geo_widget = vc->vte.terminal;
320 #endif
321 }
322
323 geo_window = GTK_WINDOW(vc->window ? vc->window : s->window);
324 gtk_window_set_geometry_hints(geo_window, geo_widget, &geo, mask);
325 }
326
327 void gd_update_windowsize(VirtualConsole *vc)
328 {
329 GtkDisplayState *s = vc->s;
330
331 gd_update_geometry_hints(vc);
332
333 if (vc->type == GD_VC_GFX && !s->full_screen && !s->free_scale) {
334 gtk_window_resize(GTK_WINDOW(vc->window ? vc->window : s->window),
335 VC_WINDOW_X_MIN, VC_WINDOW_Y_MIN);
336 }
337 }
338
339 static void gd_update_full_redraw(VirtualConsole *vc)
340 {
341 GtkWidget *area = vc->gfx.drawing_area;
342 int ww, wh;
343 ww = gdk_window_get_width(gtk_widget_get_window(area));
344 wh = gdk_window_get_height(gtk_widget_get_window(area));
345 #if defined(CONFIG_OPENGL)
346 if (vc->gfx.gls && gtk_use_gl_area) {
347 gtk_gl_area_queue_render(GTK_GL_AREA(vc->gfx.drawing_area));
348 return;
349 }
350 #endif
351 gtk_widget_queue_draw_area(area, 0, 0, ww, wh);
352 }
353
354 static void gtk_release_modifiers(GtkDisplayState *s)
355 {
356 VirtualConsole *vc = gd_vc_find_current(s);
357
358 if (vc->type != GD_VC_GFX ||
359 !qemu_console_is_graphic(vc->gfx.dcl.con)) {
360 return;
361 }
362 qkbd_state_lift_all_keys(vc->gfx.kbd);
363 }
364
365 static void gd_widget_reparent(GtkWidget *from, GtkWidget *to,
366 GtkWidget *widget)
367 {
368 g_object_ref(G_OBJECT(widget));
369 gtk_container_remove(GTK_CONTAINER(from), widget);
370 gtk_container_add(GTK_CONTAINER(to), widget);
371 g_object_unref(G_OBJECT(widget));
372 }
373
374 static void *gd_win32_get_hwnd(VirtualConsole *vc)
375 {
376 #ifdef G_OS_WIN32
377 return gdk_win32_window_get_impl_hwnd(
378 gtk_widget_get_window(vc->window ? vc->window : vc->s->window));
379 #else
380 return NULL;
381 #endif
382 }
383
384 /** DisplayState Callbacks **/
385
386 static void gd_update(DisplayChangeListener *dcl,
387 int x, int y, int w, int h)
388 {
389 VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
390 GdkWindow *win;
391 int x1, x2, y1, y2;
392 int mx, my;
393 int fbw, fbh;
394 int ww, wh;
395
396 trace_gd_update(vc->label, x, y, w, h);
397
398 if (!gtk_widget_get_realized(vc->gfx.drawing_area)) {
399 return;
400 }
401
402 if (vc->gfx.convert) {
403 pixman_image_composite(PIXMAN_OP_SRC, vc->gfx.ds->image,
404 NULL, vc->gfx.convert,
405 x, y, 0, 0, x, y, w, h);
406 }
407
408 x1 = floor(x * vc->gfx.scale_x);
409 y1 = floor(y * vc->gfx.scale_y);
410
411 x2 = ceil(x * vc->gfx.scale_x + w * vc->gfx.scale_x);
412 y2 = ceil(y * vc->gfx.scale_y + h * vc->gfx.scale_y);
413
414 fbw = surface_width(vc->gfx.ds) * vc->gfx.scale_x;
415 fbh = surface_height(vc->gfx.ds) * vc->gfx.scale_y;
416
417 win = gtk_widget_get_window(vc->gfx.drawing_area);
418 if (!win) {
419 return;
420 }
421 ww = gdk_window_get_width(win);
422 wh = gdk_window_get_height(win);
423
424 mx = my = 0;
425 if (ww > fbw) {
426 mx = (ww - fbw) / 2;
427 }
428 if (wh > fbh) {
429 my = (wh - fbh) / 2;
430 }
431
432 gtk_widget_queue_draw_area(vc->gfx.drawing_area,
433 mx + x1, my + y1, (x2 - x1), (y2 - y1));
434 }
435
436 static void gd_refresh(DisplayChangeListener *dcl)
437 {
438 graphic_hw_update(dcl->con);
439 }
440
441 static GdkDevice *gd_get_pointer(GdkDisplay *dpy)
442 {
443 return gdk_seat_get_pointer(gdk_display_get_default_seat(dpy));
444 }
445
446 static void gd_mouse_set(DisplayChangeListener *dcl,
447 int x, int y, int visible)
448 {
449 VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
450 GdkDisplay *dpy;
451 gint x_root, y_root;
452
453 if (qemu_input_is_absolute()) {
454 return;
455 }
456
457 dpy = gtk_widget_get_display(vc->gfx.drawing_area);
458 gdk_window_get_root_coords(gtk_widget_get_window(vc->gfx.drawing_area),
459 x, y, &x_root, &y_root);
460 gdk_device_warp(gd_get_pointer(dpy),
461 gtk_widget_get_screen(vc->gfx.drawing_area),
462 x_root, y_root);
463 vc->s->last_x = x;
464 vc->s->last_y = y;
465 }
466
467 static void gd_cursor_define(DisplayChangeListener *dcl,
468 QEMUCursor *c)
469 {
470 VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
471 GdkPixbuf *pixbuf;
472 GdkCursor *cursor;
473
474 if (!gtk_widget_get_realized(vc->gfx.drawing_area)) {
475 return;
476 }
477
478 pixbuf = gdk_pixbuf_new_from_data((guchar *)(c->data),
479 GDK_COLORSPACE_RGB, true, 8,
480 c->width, c->height, c->width * 4,
481 NULL, NULL);
482 cursor = gdk_cursor_new_from_pixbuf
483 (gtk_widget_get_display(vc->gfx.drawing_area),
484 pixbuf, c->hot_x, c->hot_y);
485 gdk_window_set_cursor(gtk_widget_get_window(vc->gfx.drawing_area), cursor);
486 g_object_unref(pixbuf);
487 g_object_unref(cursor);
488 }
489
490 static void gd_switch(DisplayChangeListener *dcl,
491 DisplaySurface *surface)
492 {
493 VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
494 bool resized = true;
495
496 trace_gd_switch(vc->label, surface_width(surface), surface_height(surface));
497
498 if (vc->gfx.surface) {
499 cairo_surface_destroy(vc->gfx.surface);
500 vc->gfx.surface = NULL;
501 }
502 if (vc->gfx.convert) {
503 pixman_image_unref(vc->gfx.convert);
504 vc->gfx.convert = NULL;
505 }
506
507 if (vc->gfx.ds &&
508 surface_width(vc->gfx.ds) == surface_width(surface) &&
509 surface_height(vc->gfx.ds) == surface_height(surface)) {
510 resized = false;
511 }
512 vc->gfx.ds = surface;
513
514 if (surface->format == PIXMAN_x8r8g8b8) {
515 /*
516 * PIXMAN_x8r8g8b8 == CAIRO_FORMAT_RGB24
517 *
518 * No need to convert, use surface directly. Should be the
519 * common case as this is qemu_default_pixelformat(32) too.
520 */
521 vc->gfx.surface = cairo_image_surface_create_for_data
522 (surface_data(surface),
523 CAIRO_FORMAT_RGB24,
524 surface_width(surface),
525 surface_height(surface),
526 surface_stride(surface));
527 } else {
528 /* Must convert surface, use pixman to do it. */
529 vc->gfx.convert = pixman_image_create_bits(PIXMAN_x8r8g8b8,
530 surface_width(surface),
531 surface_height(surface),
532 NULL, 0);
533 vc->gfx.surface = cairo_image_surface_create_for_data
534 ((void *)pixman_image_get_data(vc->gfx.convert),
535 CAIRO_FORMAT_RGB24,
536 pixman_image_get_width(vc->gfx.convert),
537 pixman_image_get_height(vc->gfx.convert),
538 pixman_image_get_stride(vc->gfx.convert));
539 pixman_image_composite(PIXMAN_OP_SRC, vc->gfx.ds->image,
540 NULL, vc->gfx.convert,
541 0, 0, 0, 0, 0, 0,
542 pixman_image_get_width(vc->gfx.convert),
543 pixman_image_get_height(vc->gfx.convert));
544 }
545
546 if (resized) {
547 gd_update_windowsize(vc);
548 } else {
549 gd_update_full_redraw(vc);
550 }
551 }
552
553 static const DisplayChangeListenerOps dcl_ops = {
554 .dpy_name = "gtk",
555 .dpy_gfx_update = gd_update,
556 .dpy_gfx_switch = gd_switch,
557 .dpy_gfx_check_format = qemu_pixman_check_format,
558 .dpy_refresh = gd_refresh,
559 .dpy_mouse_set = gd_mouse_set,
560 .dpy_cursor_define = gd_cursor_define,
561 };
562
563
564 #if defined(CONFIG_OPENGL)
565
566 static bool gd_has_dmabuf(DisplayChangeListener *dcl)
567 {
568 VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
569
570 if (gtk_use_gl_area && !gtk_widget_get_realized(vc->gfx.drawing_area)) {
571 /* FIXME: Assume it will work, actual check done after realize */
572 /* fixing this would require delaying listener registration */
573 return true;
574 }
575
576 return vc->gfx.has_dmabuf;
577 }
578
579 static void gd_gl_release_dmabuf(DisplayChangeListener *dcl,
580 QemuDmaBuf *dmabuf)
581 {
582 #ifdef CONFIG_GBM
583 egl_dmabuf_release_texture(dmabuf);
584 #endif
585 }
586
587 void gd_hw_gl_flushed(void *vcon)
588 {
589 VirtualConsole *vc = vcon;
590 QemuDmaBuf *dmabuf = vc->gfx.guest_fb.dmabuf;
591
592 qemu_set_fd_handler(dmabuf->fence_fd, NULL, NULL, NULL);
593 close(dmabuf->fence_fd);
594 dmabuf->fence_fd = -1;
595 graphic_hw_gl_block(vc->gfx.dcl.con, false);
596 graphic_hw_gl_flushed(vc->gfx.dcl.con);
597 }
598
599 /** DisplayState Callbacks (opengl version) **/
600
601 static const DisplayChangeListenerOps dcl_gl_area_ops = {
602 .dpy_name = "gtk-egl",
603 .dpy_gfx_update = gd_gl_area_update,
604 .dpy_gfx_switch = gd_gl_area_switch,
605 .dpy_gfx_check_format = console_gl_check_format,
606 .dpy_refresh = gd_gl_area_refresh,
607 .dpy_mouse_set = gd_mouse_set,
608 .dpy_cursor_define = gd_cursor_define,
609
610 .dpy_gl_ctx_create = gd_gl_area_create_context,
611 .dpy_gl_ctx_destroy = gd_gl_area_destroy_context,
612 .dpy_gl_ctx_make_current = gd_gl_area_make_current,
613 .dpy_gl_scanout_texture = gd_gl_area_scanout_texture,
614 .dpy_gl_scanout_disable = gd_gl_area_scanout_disable,
615 .dpy_gl_update = gd_gl_area_scanout_flush,
616 .dpy_gl_scanout_dmabuf = gd_gl_area_scanout_dmabuf,
617 .dpy_gl_release_dmabuf = gd_gl_release_dmabuf,
618 .dpy_has_dmabuf = gd_has_dmabuf,
619 };
620
621 #ifdef CONFIG_X11
622
623 static const DisplayChangeListenerOps dcl_egl_ops = {
624 .dpy_name = "gtk-egl",
625 .dpy_gfx_update = gd_egl_update,
626 .dpy_gfx_switch = gd_egl_switch,
627 .dpy_gfx_check_format = console_gl_check_format,
628 .dpy_refresh = gd_egl_refresh,
629 .dpy_mouse_set = gd_mouse_set,
630 .dpy_cursor_define = gd_cursor_define,
631
632 .dpy_gl_ctx_create = gd_egl_create_context,
633 .dpy_gl_ctx_destroy = qemu_egl_destroy_context,
634 .dpy_gl_ctx_make_current = gd_egl_make_current,
635 .dpy_gl_scanout_disable = gd_egl_scanout_disable,
636 .dpy_gl_scanout_texture = gd_egl_scanout_texture,
637 .dpy_gl_scanout_dmabuf = gd_egl_scanout_dmabuf,
638 .dpy_gl_cursor_dmabuf = gd_egl_cursor_dmabuf,
639 .dpy_gl_cursor_position = gd_egl_cursor_position,
640 .dpy_gl_update = gd_egl_flush,
641 .dpy_gl_release_dmabuf = gd_gl_release_dmabuf,
642 .dpy_has_dmabuf = gd_has_dmabuf,
643 };
644
645 #endif
646
647 #endif /* CONFIG_OPENGL */
648
649 /** QEMU Events **/
650
651 static void gd_change_runstate(void *opaque, bool running, RunState state)
652 {
653 GtkDisplayState *s = opaque;
654
655 gd_update_caption(s);
656 }
657
658 static void gd_mouse_mode_change(Notifier *notify, void *data)
659 {
660 GtkDisplayState *s;
661 int i;
662
663 s = container_of(notify, GtkDisplayState, mouse_mode_notifier);
664 /* release the grab at switching to absolute mode */
665 if (qemu_input_is_absolute() && gd_is_grab_active(s)) {
666 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
667 FALSE);
668 }
669 for (i = 0; i < s->nb_vcs; i++) {
670 VirtualConsole *vc = &s->vc[i];
671 gd_update_cursor(vc);
672 }
673 }
674
675 /** GTK Events **/
676
677 static gboolean gd_window_close(GtkWidget *widget, GdkEvent *event,
678 void *opaque)
679 {
680 GtkDisplayState *s = opaque;
681 bool allow_close = true;
682
683 if (s->opts->has_window_close && !s->opts->window_close) {
684 allow_close = false;
685 }
686
687 if (allow_close) {
688 qmp_quit(NULL);
689 }
690
691 return TRUE;
692 }
693
694 static void gd_set_ui_info(VirtualConsole *vc, gint width, gint height)
695 {
696 QemuUIInfo info;
697
698 memset(&info, 0, sizeof(info));
699 info.width = width;
700 info.height = height;
701 dpy_set_ui_info(vc->gfx.dcl.con, &info);
702 }
703
704 #if defined(CONFIG_OPENGL)
705
706 static gboolean gd_render_event(GtkGLArea *area, GdkGLContext *context,
707 void *opaque)
708 {
709 VirtualConsole *vc = opaque;
710
711 if (vc->gfx.gls) {
712 gd_gl_area_draw(vc);
713 }
714 return TRUE;
715 }
716
717 static void gd_resize_event(GtkGLArea *area,
718 gint width, gint height, gpointer *opaque)
719 {
720 VirtualConsole *vc = (void *)opaque;
721
722 gd_set_ui_info(vc, width, height);
723 }
724
725 #endif
726
727 /*
728 * If available, return the update interval of the monitor in ms,
729 * else return 0 (the default update interval).
730 */
731 int gd_monitor_update_interval(GtkWidget *widget)
732 {
733 #ifdef GDK_VERSION_3_22
734 GdkWindow *win = gtk_widget_get_window(widget);
735
736 if (win) {
737 GdkDisplay *dpy = gtk_widget_get_display(widget);
738 GdkMonitor *monitor = gdk_display_get_monitor_at_window(dpy, win);
739 int refresh_rate = gdk_monitor_get_refresh_rate(monitor); /* [mHz] */
740
741 if (refresh_rate) {
742 /* T = 1 / f = 1 [s*Hz] / f = 1000*1000 [ms*mHz] / f */
743 return MIN(1000 * 1000 / refresh_rate,
744 GUI_REFRESH_INTERVAL_DEFAULT);
745 }
746 }
747 #endif
748 return 0;
749 }
750
751 static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque)
752 {
753 VirtualConsole *vc = opaque;
754 GtkDisplayState *s = vc->s;
755 int mx, my;
756 int ww, wh;
757 int fbw, fbh;
758
759 #if defined(CONFIG_OPENGL)
760 if (vc->gfx.gls) {
761 if (gtk_use_gl_area) {
762 /* invoke render callback please */
763 return FALSE;
764 } else {
765 #ifdef CONFIG_X11
766 gd_egl_draw(vc);
767 return TRUE;
768 #else
769 abort();
770 #endif
771 }
772 }
773 #endif
774
775 if (!gtk_widget_get_realized(widget)) {
776 return FALSE;
777 }
778 if (!vc->gfx.ds) {
779 return FALSE;
780 }
781 if (!vc->gfx.surface) {
782 return FALSE;
783 }
784
785 vc->gfx.dcl.update_interval =
786 gd_monitor_update_interval(vc->window ? vc->window : s->window);
787
788 fbw = surface_width(vc->gfx.ds);
789 fbh = surface_height(vc->gfx.ds);
790
791 ww = gdk_window_get_width(gtk_widget_get_window(widget));
792 wh = gdk_window_get_height(gtk_widget_get_window(widget));
793
794 if (s->full_screen) {
795 vc->gfx.scale_x = (double)ww / fbw;
796 vc->gfx.scale_y = (double)wh / fbh;
797 } else if (s->free_scale) {
798 double sx, sy;
799
800 sx = (double)ww / fbw;
801 sy = (double)wh / fbh;
802
803 vc->gfx.scale_x = vc->gfx.scale_y = MIN(sx, sy);
804 }
805
806 fbw *= vc->gfx.scale_x;
807 fbh *= vc->gfx.scale_y;
808
809 mx = my = 0;
810 if (ww > fbw) {
811 mx = (ww - fbw) / 2;
812 }
813 if (wh > fbh) {
814 my = (wh - fbh) / 2;
815 }
816
817 cairo_rectangle(cr, 0, 0, ww, wh);
818
819 /* Optionally cut out the inner area where the pixmap
820 will be drawn. This avoids 'flashing' since we're
821 not double-buffering. Note we're using the undocumented
822 behaviour of drawing the rectangle from right to left
823 to cut out the whole */
824 cairo_rectangle(cr, mx + fbw, my,
825 -1 * fbw, fbh);
826 cairo_fill(cr);
827
828 cairo_scale(cr, vc->gfx.scale_x, vc->gfx.scale_y);
829 cairo_set_source_surface(cr, vc->gfx.surface,
830 mx / vc->gfx.scale_x, my / vc->gfx.scale_y);
831 cairo_paint(cr);
832
833 return TRUE;
834 }
835
836 static gboolean gd_motion_event(GtkWidget *widget, GdkEventMotion *motion,
837 void *opaque)
838 {
839 VirtualConsole *vc = opaque;
840 GtkDisplayState *s = vc->s;
841 GdkWindow *window;
842 int x, y;
843 int mx, my;
844 int fbh, fbw;
845 int ww, wh, ws;
846
847 if (!vc->gfx.ds) {
848 return TRUE;
849 }
850
851 fbw = surface_width(vc->gfx.ds) * vc->gfx.scale_x;
852 fbh = surface_height(vc->gfx.ds) * vc->gfx.scale_y;
853
854 window = gtk_widget_get_window(vc->gfx.drawing_area);
855 ww = gdk_window_get_width(window);
856 wh = gdk_window_get_height(window);
857 ws = gdk_window_get_scale_factor(window);
858
859 mx = my = 0;
860 if (ww > fbw) {
861 mx = (ww - fbw) / 2;
862 }
863 if (wh > fbh) {
864 my = (wh - fbh) / 2;
865 }
866
867 x = (motion->x - mx) / vc->gfx.scale_x * ws;
868 y = (motion->y - my) / vc->gfx.scale_y * ws;
869
870 if (qemu_input_is_absolute()) {
871 if (x < 0 || y < 0 ||
872 x >= surface_width(vc->gfx.ds) ||
873 y >= surface_height(vc->gfx.ds)) {
874 return TRUE;
875 }
876 qemu_input_queue_abs(vc->gfx.dcl.con, INPUT_AXIS_X, x,
877 0, surface_width(vc->gfx.ds));
878 qemu_input_queue_abs(vc->gfx.dcl.con, INPUT_AXIS_Y, y,
879 0, surface_height(vc->gfx.ds));
880 qemu_input_event_sync();
881 } else if (s->last_set && s->ptr_owner == vc) {
882 qemu_input_queue_rel(vc->gfx.dcl.con, INPUT_AXIS_X, x - s->last_x);
883 qemu_input_queue_rel(vc->gfx.dcl.con, INPUT_AXIS_Y, y - s->last_y);
884 qemu_input_event_sync();
885 }
886 s->last_x = x;
887 s->last_y = y;
888 s->last_set = TRUE;
889
890 if (!qemu_input_is_absolute() && s->ptr_owner == vc) {
891 GdkScreen *screen = gtk_widget_get_screen(vc->gfx.drawing_area);
892 GdkDisplay *dpy = gtk_widget_get_display(widget);
893 GdkWindow *win = gtk_widget_get_window(widget);
894 GdkMonitor *monitor = gdk_display_get_monitor_at_window(dpy, win);
895 GdkRectangle geometry;
896
897 int x = (int)motion->x_root;
898 int y = (int)motion->y_root;
899
900 gdk_monitor_get_geometry(monitor, &geometry);
901
902 /* In relative mode check to see if client pointer hit
903 * one of the monitor edges, and if so move it back to the
904 * center of the monitor. This is important because the pointer
905 * in the server doesn't correspond 1-for-1, and so
906 * may still be only half way across the screen. Without
907 * this warp, the server pointer would thus appear to hit
908 * an invisible wall */
909 if (x <= geometry.x || x - geometry.x >= geometry.width - 1 ||
910 y <= geometry.y || y - geometry.y >= geometry.height - 1) {
911 GdkDevice *dev = gdk_event_get_device((GdkEvent *)motion);
912 x = geometry.x + geometry.width / 2;
913 y = geometry.y + geometry.height / 2;
914
915 gdk_device_warp(dev, screen, x, y);
916 s->last_set = FALSE;
917 return FALSE;
918 }
919 }
920 return TRUE;
921 }
922
923 static gboolean gd_button_event(GtkWidget *widget, GdkEventButton *button,
924 void *opaque)
925 {
926 VirtualConsole *vc = opaque;
927 GtkDisplayState *s = vc->s;
928 InputButton btn;
929
930 /* implicitly grab the input at the first click in the relative mode */
931 if (button->button == 1 && button->type == GDK_BUTTON_PRESS &&
932 !qemu_input_is_absolute() && s->ptr_owner != vc) {
933 if (!vc->window) {
934 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
935 TRUE);
936 } else {
937 gd_grab_pointer(vc, "relative-mode-click");
938 }
939 return TRUE;
940 }
941
942 if (button->button == 1) {
943 btn = INPUT_BUTTON_LEFT;
944 } else if (button->button == 2) {
945 btn = INPUT_BUTTON_MIDDLE;
946 } else if (button->button == 3) {
947 btn = INPUT_BUTTON_RIGHT;
948 } else if (button->button == 8) {
949 btn = INPUT_BUTTON_SIDE;
950 } else if (button->button == 9) {
951 btn = INPUT_BUTTON_EXTRA;
952 } else {
953 return TRUE;
954 }
955
956 qemu_input_queue_btn(vc->gfx.dcl.con, btn,
957 button->type == GDK_BUTTON_PRESS);
958 qemu_input_event_sync();
959 return TRUE;
960 }
961
962 static gboolean gd_scroll_event(GtkWidget *widget, GdkEventScroll *scroll,
963 void *opaque)
964 {
965 VirtualConsole *vc = opaque;
966 InputButton btn;
967
968 if (scroll->direction == GDK_SCROLL_UP) {
969 btn = INPUT_BUTTON_WHEEL_UP;
970 } else if (scroll->direction == GDK_SCROLL_DOWN) {
971 btn = INPUT_BUTTON_WHEEL_DOWN;
972 } else if (scroll->direction == GDK_SCROLL_SMOOTH) {
973 gdouble delta_x, delta_y;
974 if (!gdk_event_get_scroll_deltas((GdkEvent *)scroll,
975 &delta_x, &delta_y)) {
976 return TRUE;
977 }
978 if (delta_y == 0) {
979 return TRUE;
980 } else if (delta_y > 0) {
981 btn = INPUT_BUTTON_WHEEL_DOWN;
982 } else {
983 btn = INPUT_BUTTON_WHEEL_UP;
984 }
985 } else {
986 return TRUE;
987 }
988
989 qemu_input_queue_btn(vc->gfx.dcl.con, btn, true);
990 qemu_input_event_sync();
991 qemu_input_queue_btn(vc->gfx.dcl.con, btn, false);
992 qemu_input_event_sync();
993 return TRUE;
994 }
995
996
997 static const guint16 *gd_get_keymap(size_t *maplen)
998 {
999 GdkDisplay *dpy = gdk_display_get_default();
1000
1001 #ifdef GDK_WINDOWING_X11
1002 if (GDK_IS_X11_DISPLAY(dpy)) {
1003 trace_gd_keymap_windowing("x11");
1004 return qemu_xkeymap_mapping_table(
1005 gdk_x11_display_get_xdisplay(dpy), maplen);
1006 }
1007 #endif
1008
1009 #ifdef GDK_WINDOWING_WAYLAND
1010 if (GDK_IS_WAYLAND_DISPLAY(dpy)) {
1011 trace_gd_keymap_windowing("wayland");
1012 *maplen = qemu_input_map_xorgevdev_to_qcode_len;
1013 return qemu_input_map_xorgevdev_to_qcode;
1014 }
1015 #endif
1016
1017 #ifdef GDK_WINDOWING_WIN32
1018 if (GDK_IS_WIN32_DISPLAY(dpy)) {
1019 trace_gd_keymap_windowing("win32");
1020 *maplen = qemu_input_map_atset1_to_qcode_len;
1021 return qemu_input_map_atset1_to_qcode;
1022 }
1023 #endif
1024
1025 #ifdef GDK_WINDOWING_QUARTZ
1026 if (GDK_IS_QUARTZ_DISPLAY(dpy)) {
1027 trace_gd_keymap_windowing("quartz");
1028 *maplen = qemu_input_map_osx_to_qcode_len;
1029 return qemu_input_map_osx_to_qcode;
1030 }
1031 #endif
1032
1033 #ifdef GDK_WINDOWING_BROADWAY
1034 if (GDK_IS_BROADWAY_DISPLAY(dpy)) {
1035 trace_gd_keymap_windowing("broadway");
1036 g_warning("experimental: using broadway, x11 virtual keysym\n"
1037 "mapping - with very limited support. See also\n"
1038 "https://bugzilla.gnome.org/show_bug.cgi?id=700105");
1039 *maplen = qemu_input_map_x11_to_qcode_len;
1040 return qemu_input_map_x11_to_qcode;
1041 }
1042 #endif
1043
1044 g_warning("Unsupported GDK Windowing platform.\n"
1045 "Disabling extended keycode tables.\n"
1046 "Please report to qemu-devel@nongnu.org\n"
1047 "including the following information:\n"
1048 "\n"
1049 " - Operating system\n"
1050 " - GDK Windowing system build\n");
1051 return NULL;
1052 }
1053
1054
1055 static int gd_map_keycode(int scancode)
1056 {
1057 if (!keycode_map) {
1058 return 0;
1059 }
1060 if (scancode > keycode_maplen) {
1061 return 0;
1062 }
1063
1064 return keycode_map[scancode];
1065 }
1066
1067 static int gd_get_keycode(GdkEventKey *key)
1068 {
1069 #ifdef G_OS_WIN32
1070 int scancode = gdk_event_get_scancode((GdkEvent *)key);
1071
1072 /* translate Windows native scancodes to atset1 keycodes */
1073 switch (scancode & (KF_EXTENDED | 0xff)) {
1074 case 0x145: /* NUMLOCK */
1075 return scancode & 0xff;
1076 }
1077
1078 return scancode & KF_EXTENDED ?
1079 0xe000 | (scancode & 0xff) : scancode & 0xff;
1080
1081 #else
1082 return key->hardware_keycode;
1083 #endif
1084 }
1085
1086 static gboolean gd_text_key_down(GtkWidget *widget,
1087 GdkEventKey *key, void *opaque)
1088 {
1089 VirtualConsole *vc = opaque;
1090 QemuConsole *con = vc->gfx.dcl.con;
1091
1092 if (key->keyval == GDK_KEY_Delete) {
1093 kbd_put_qcode_console(con, Q_KEY_CODE_DELETE, false);
1094 } else if (key->length) {
1095 kbd_put_string_console(con, key->string, key->length);
1096 } else {
1097 int qcode = gd_map_keycode(gd_get_keycode(key));
1098 kbd_put_qcode_console(con, qcode, false);
1099 }
1100 return TRUE;
1101 }
1102
1103 static gboolean gd_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque)
1104 {
1105 VirtualConsole *vc = opaque;
1106 int keycode, qcode;
1107
1108 #ifdef G_OS_WIN32
1109 /* on windows, we ought to ignore the reserved key event? */
1110 if (key->hardware_keycode == 0xff)
1111 return false;
1112
1113 if (!vc->s->kbd_owner) {
1114 if (key->hardware_keycode == VK_LWIN ||
1115 key->hardware_keycode == VK_RWIN) {
1116 return FALSE;
1117 }
1118 }
1119 #endif
1120
1121 if (key->keyval == GDK_KEY_Pause
1122 #ifdef G_OS_WIN32
1123 /* for some reason GDK does not fill keyval for VK_PAUSE
1124 * See https://bugzilla.gnome.org/show_bug.cgi?id=769214
1125 */
1126 || key->hardware_keycode == VK_PAUSE
1127 #endif
1128 ) {
1129 qkbd_state_key_event(vc->gfx.kbd, Q_KEY_CODE_PAUSE,
1130 key->type == GDK_KEY_PRESS);
1131 return TRUE;
1132 }
1133
1134 keycode = gd_get_keycode(key);
1135 qcode = gd_map_keycode(keycode);
1136
1137 trace_gd_key_event(vc->label, keycode, qcode,
1138 (key->type == GDK_KEY_PRESS) ? "down" : "up");
1139
1140 qkbd_state_key_event(vc->gfx.kbd, qcode,
1141 key->type == GDK_KEY_PRESS);
1142
1143 return TRUE;
1144 }
1145
1146 static gboolean gd_grab_broken_event(GtkWidget *widget,
1147 GdkEventGrabBroken *event, void *opaque)
1148 {
1149 #ifdef CONFIG_WIN32
1150 /*
1151 * On Windows the Ctrl-Alt-Del key combination can't be grabbed. This
1152 * key combination leaves all three keys in a stuck condition. We use
1153 * the grab-broken-event to release all keys.
1154 */
1155 if (event->keyboard) {
1156 VirtualConsole *vc = opaque;
1157 GtkDisplayState *s = vc->s;
1158
1159 gtk_release_modifiers(s);
1160 }
1161 #endif
1162 return TRUE;
1163 }
1164
1165 static gboolean gd_event(GtkWidget *widget, GdkEvent *event, void *opaque)
1166 {
1167 if (event->type == GDK_MOTION_NOTIFY) {
1168 return gd_motion_event(widget, &event->motion, opaque);
1169 }
1170 return FALSE;
1171 }
1172
1173 /** Window Menu Actions **/
1174
1175 static void gd_menu_pause(GtkMenuItem *item, void *opaque)
1176 {
1177 GtkDisplayState *s = opaque;
1178
1179 if (s->external_pause_update) {
1180 return;
1181 }
1182 if (runstate_is_running()) {
1183 qmp_stop(NULL);
1184 } else {
1185 qmp_cont(NULL);
1186 }
1187 }
1188
1189 static void gd_menu_reset(GtkMenuItem *item, void *opaque)
1190 {
1191 qmp_system_reset(NULL);
1192 }
1193
1194 static void gd_menu_powerdown(GtkMenuItem *item, void *opaque)
1195 {
1196 qmp_system_powerdown(NULL);
1197 }
1198
1199 static void gd_menu_quit(GtkMenuItem *item, void *opaque)
1200 {
1201 qmp_quit(NULL);
1202 }
1203
1204 static void gd_menu_switch_vc(GtkMenuItem *item, void *opaque)
1205 {
1206 GtkDisplayState *s = opaque;
1207 VirtualConsole *vc = gd_vc_find_by_menu(s);
1208 GtkNotebook *nb = GTK_NOTEBOOK(s->notebook);
1209 gint page;
1210
1211 gtk_release_modifiers(s);
1212 if (vc) {
1213 page = gtk_notebook_page_num(nb, vc->tab_item);
1214 gtk_notebook_set_current_page(nb, page);
1215 gtk_widget_grab_focus(vc->focus);
1216 }
1217 }
1218
1219 static void gd_accel_switch_vc(void *opaque)
1220 {
1221 VirtualConsole *vc = opaque;
1222
1223 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item), TRUE);
1224 }
1225
1226 static void gd_menu_show_tabs(GtkMenuItem *item, void *opaque)
1227 {
1228 GtkDisplayState *s = opaque;
1229 VirtualConsole *vc = gd_vc_find_current(s);
1230
1231 if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->show_tabs_item))) {
1232 gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), TRUE);
1233 } else {
1234 gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1235 }
1236 gd_update_windowsize(vc);
1237 }
1238
1239 static gboolean gd_tab_window_close(GtkWidget *widget, GdkEvent *event,
1240 void *opaque)
1241 {
1242 VirtualConsole *vc = opaque;
1243 GtkDisplayState *s = vc->s;
1244
1245 gtk_widget_set_sensitive(vc->menu_item, true);
1246 gd_widget_reparent(vc->window, s->notebook, vc->tab_item);
1247 gtk_notebook_set_tab_label_text(GTK_NOTEBOOK(s->notebook),
1248 vc->tab_item, vc->label);
1249 gtk_widget_destroy(vc->window);
1250 vc->window = NULL;
1251 #if defined(CONFIG_OPENGL)
1252 if (vc->gfx.esurface) {
1253 eglDestroySurface(qemu_egl_display, vc->gfx.esurface);
1254 vc->gfx.esurface = NULL;
1255 }
1256 if (vc->gfx.ectx) {
1257 eglDestroyContext(qemu_egl_display, vc->gfx.ectx);
1258 vc->gfx.ectx = NULL;
1259 }
1260 #endif
1261 return TRUE;
1262 }
1263
1264 static gboolean gd_win_grab(void *opaque)
1265 {
1266 VirtualConsole *vc = opaque;
1267
1268 fprintf(stderr, "%s: %s\n", __func__, vc->label);
1269 if (vc->s->ptr_owner) {
1270 gd_ungrab_pointer(vc->s);
1271 } else {
1272 gd_grab_pointer(vc, "user-request-detached-tab");
1273 }
1274 return TRUE;
1275 }
1276
1277 static void gd_menu_untabify(GtkMenuItem *item, void *opaque)
1278 {
1279 GtkDisplayState *s = opaque;
1280 VirtualConsole *vc = gd_vc_find_current(s);
1281
1282 if (vc->type == GD_VC_GFX &&
1283 qemu_console_is_graphic(vc->gfx.dcl.con)) {
1284 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1285 FALSE);
1286 }
1287 if (!vc->window) {
1288 gtk_widget_set_sensitive(vc->menu_item, false);
1289 vc->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
1290 #if defined(CONFIG_OPENGL)
1291 if (vc->gfx.esurface) {
1292 eglDestroySurface(qemu_egl_display, vc->gfx.esurface);
1293 vc->gfx.esurface = NULL;
1294 }
1295 if (vc->gfx.esurface) {
1296 eglDestroyContext(qemu_egl_display, vc->gfx.ectx);
1297 vc->gfx.ectx = NULL;
1298 }
1299 #endif
1300 gd_widget_reparent(s->notebook, vc->window, vc->tab_item);
1301
1302 g_signal_connect(vc->window, "delete-event",
1303 G_CALLBACK(gd_tab_window_close), vc);
1304 gtk_widget_show_all(vc->window);
1305
1306 if (qemu_console_is_graphic(vc->gfx.dcl.con)) {
1307 GtkAccelGroup *ag = gtk_accel_group_new();
1308 gtk_window_add_accel_group(GTK_WINDOW(vc->window), ag);
1309
1310 GClosure *cb = g_cclosure_new_swap(G_CALLBACK(gd_win_grab),
1311 vc, NULL);
1312 gtk_accel_group_connect(ag, GDK_KEY_g, HOTKEY_MODIFIERS, 0, cb);
1313 }
1314
1315 gd_update_geometry_hints(vc);
1316 gd_update_caption(s);
1317 }
1318 }
1319
1320 static void gd_menu_show_menubar(GtkMenuItem *item, void *opaque)
1321 {
1322 GtkDisplayState *s = opaque;
1323 VirtualConsole *vc = gd_vc_find_current(s);
1324
1325 if (s->full_screen) {
1326 return;
1327 }
1328
1329 if (gtk_check_menu_item_get_active(
1330 GTK_CHECK_MENU_ITEM(s->show_menubar_item))) {
1331 gtk_widget_show(s->menu_bar);
1332 } else {
1333 gtk_widget_hide(s->menu_bar);
1334 }
1335 gd_update_windowsize(vc);
1336 }
1337
1338 static void gd_accel_show_menubar(void *opaque)
1339 {
1340 GtkDisplayState *s = opaque;
1341 gtk_menu_item_activate(GTK_MENU_ITEM(s->show_menubar_item));
1342 }
1343
1344 static void gd_menu_full_screen(GtkMenuItem *item, void *opaque)
1345 {
1346 GtkDisplayState *s = opaque;
1347 VirtualConsole *vc = gd_vc_find_current(s);
1348
1349 if (!s->full_screen) {
1350 gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1351 gtk_widget_hide(s->menu_bar);
1352 if (vc->type == GD_VC_GFX) {
1353 gtk_widget_set_size_request(vc->gfx.drawing_area, -1, -1);
1354 }
1355 gtk_window_fullscreen(GTK_WINDOW(s->window));
1356 s->full_screen = TRUE;
1357 } else {
1358 gtk_window_unfullscreen(GTK_WINDOW(s->window));
1359 gd_menu_show_tabs(GTK_MENU_ITEM(s->show_tabs_item), s);
1360 if (gtk_check_menu_item_get_active(
1361 GTK_CHECK_MENU_ITEM(s->show_menubar_item))) {
1362 gtk_widget_show(s->menu_bar);
1363 }
1364 s->full_screen = FALSE;
1365 if (vc->type == GD_VC_GFX) {
1366 vc->gfx.scale_x = 1.0;
1367 vc->gfx.scale_y = 1.0;
1368 gd_update_windowsize(vc);
1369 }
1370 }
1371
1372 gd_update_cursor(vc);
1373 }
1374
1375 static void gd_accel_full_screen(void *opaque)
1376 {
1377 GtkDisplayState *s = opaque;
1378 gtk_menu_item_activate(GTK_MENU_ITEM(s->full_screen_item));
1379 }
1380
1381 static void gd_menu_zoom_in(GtkMenuItem *item, void *opaque)
1382 {
1383 GtkDisplayState *s = opaque;
1384 VirtualConsole *vc = gd_vc_find_current(s);
1385
1386 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
1387 FALSE);
1388
1389 vc->gfx.scale_x += VC_SCALE_STEP;
1390 vc->gfx.scale_y += VC_SCALE_STEP;
1391
1392 gd_update_windowsize(vc);
1393 }
1394
1395 static void gd_accel_zoom_in(void *opaque)
1396 {
1397 GtkDisplayState *s = opaque;
1398 gtk_menu_item_activate(GTK_MENU_ITEM(s->zoom_in_item));
1399 }
1400
1401 static void gd_menu_zoom_out(GtkMenuItem *item, void *opaque)
1402 {
1403 GtkDisplayState *s = opaque;
1404 VirtualConsole *vc = gd_vc_find_current(s);
1405
1406 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
1407 FALSE);
1408
1409 vc->gfx.scale_x -= VC_SCALE_STEP;
1410 vc->gfx.scale_y -= VC_SCALE_STEP;
1411
1412 vc->gfx.scale_x = MAX(vc->gfx.scale_x, VC_SCALE_MIN);
1413 vc->gfx.scale_y = MAX(vc->gfx.scale_y, VC_SCALE_MIN);
1414
1415 gd_update_windowsize(vc);
1416 }
1417
1418 static void gd_menu_zoom_fixed(GtkMenuItem *item, void *opaque)
1419 {
1420 GtkDisplayState *s = opaque;
1421 VirtualConsole *vc = gd_vc_find_current(s);
1422
1423 vc->gfx.scale_x = 1.0;
1424 vc->gfx.scale_y = 1.0;
1425
1426 gd_update_windowsize(vc);
1427 }
1428
1429 static void gd_menu_zoom_fit(GtkMenuItem *item, void *opaque)
1430 {
1431 GtkDisplayState *s = opaque;
1432 VirtualConsole *vc = gd_vc_find_current(s);
1433
1434 if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item))) {
1435 s->free_scale = TRUE;
1436 } else {
1437 s->free_scale = FALSE;
1438 vc->gfx.scale_x = 1.0;
1439 vc->gfx.scale_y = 1.0;
1440 }
1441
1442 gd_update_windowsize(vc);
1443 gd_update_full_redraw(vc);
1444 }
1445
1446 static void gd_grab_update(VirtualConsole *vc, bool kbd, bool ptr)
1447 {
1448 GdkDisplay *display = gtk_widget_get_display(vc->gfx.drawing_area);
1449 GdkSeat *seat = gdk_display_get_default_seat(display);
1450 GdkWindow *window = gtk_widget_get_window(vc->gfx.drawing_area);
1451 GdkSeatCapabilities caps = 0;
1452 GdkCursor *cursor = NULL;
1453
1454 if (kbd) {
1455 caps |= GDK_SEAT_CAPABILITY_KEYBOARD;
1456 }
1457 if (ptr) {
1458 caps |= GDK_SEAT_CAPABILITY_ALL_POINTING;
1459 cursor = vc->s->null_cursor;
1460 }
1461
1462 if (caps) {
1463 gdk_seat_grab(seat, window, caps, false, cursor,
1464 NULL, NULL, NULL);
1465 } else {
1466 gdk_seat_ungrab(seat);
1467 }
1468 }
1469
1470 static void gd_grab_keyboard(VirtualConsole *vc, const char *reason)
1471 {
1472 if (vc->s->kbd_owner) {
1473 if (vc->s->kbd_owner == vc) {
1474 return;
1475 } else {
1476 gd_ungrab_keyboard(vc->s);
1477 }
1478 }
1479
1480 win32_kbd_set_grab(true);
1481 gd_grab_update(vc, true, vc->s->ptr_owner == vc);
1482 vc->s->kbd_owner = vc;
1483 gd_update_caption(vc->s);
1484 trace_gd_grab(vc->label, "kbd", reason);
1485 }
1486
1487 static void gd_ungrab_keyboard(GtkDisplayState *s)
1488 {
1489 VirtualConsole *vc = s->kbd_owner;
1490
1491 if (vc == NULL) {
1492 return;
1493 }
1494 s->kbd_owner = NULL;
1495
1496 win32_kbd_set_grab(false);
1497 gd_grab_update(vc, false, vc->s->ptr_owner == vc);
1498 gd_update_caption(s);
1499 trace_gd_ungrab(vc->label, "kbd");
1500 }
1501
1502 static void gd_grab_pointer(VirtualConsole *vc, const char *reason)
1503 {
1504 GdkDisplay *display = gtk_widget_get_display(vc->gfx.drawing_area);
1505
1506 if (vc->s->ptr_owner) {
1507 if (vc->s->ptr_owner == vc) {
1508 return;
1509 } else {
1510 gd_ungrab_pointer(vc->s);
1511 }
1512 }
1513
1514 gd_grab_update(vc, vc->s->kbd_owner == vc, true);
1515 gdk_device_get_position(gd_get_pointer(display),
1516 NULL, &vc->s->grab_x_root, &vc->s->grab_y_root);
1517 vc->s->ptr_owner = vc;
1518 gd_update_caption(vc->s);
1519 trace_gd_grab(vc->label, "ptr", reason);
1520 }
1521
1522 static void gd_ungrab_pointer(GtkDisplayState *s)
1523 {
1524 VirtualConsole *vc = s->ptr_owner;
1525 GdkDisplay *display;
1526
1527 if (vc == NULL) {
1528 return;
1529 }
1530 s->ptr_owner = NULL;
1531
1532 display = gtk_widget_get_display(vc->gfx.drawing_area);
1533 gd_grab_update(vc, vc->s->kbd_owner == vc, false);
1534 gdk_device_warp(gd_get_pointer(display),
1535 gtk_widget_get_screen(vc->gfx.drawing_area),
1536 vc->s->grab_x_root, vc->s->grab_y_root);
1537 gd_update_caption(s);
1538 trace_gd_ungrab(vc->label, "ptr");
1539 }
1540
1541 static void gd_menu_grab_input(GtkMenuItem *item, void *opaque)
1542 {
1543 GtkDisplayState *s = opaque;
1544 VirtualConsole *vc = gd_vc_find_current(s);
1545
1546 if (gd_is_grab_active(s)) {
1547 gd_grab_keyboard(vc, "user-request-main-window");
1548 gd_grab_pointer(vc, "user-request-main-window");
1549 } else {
1550 gd_ungrab_keyboard(s);
1551 gd_ungrab_pointer(s);
1552 }
1553
1554 gd_update_cursor(vc);
1555 }
1556
1557 static void gd_change_page(GtkNotebook *nb, gpointer arg1, guint arg2,
1558 gpointer data)
1559 {
1560 GtkDisplayState *s = data;
1561 VirtualConsole *vc;
1562 gboolean on_vga;
1563
1564 if (!gtk_widget_get_realized(s->notebook)) {
1565 return;
1566 }
1567
1568 vc = gd_vc_find_by_page(s, arg2);
1569 if (!vc) {
1570 return;
1571 }
1572 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item),
1573 TRUE);
1574 on_vga = (vc->type == GD_VC_GFX &&
1575 qemu_console_is_graphic(vc->gfx.dcl.con));
1576 if (!on_vga) {
1577 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1578 FALSE);
1579 } else if (s->full_screen) {
1580 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
1581 TRUE);
1582 }
1583 gtk_widget_set_sensitive(s->grab_item, on_vga);
1584 #ifdef CONFIG_VTE
1585 gtk_widget_set_sensitive(s->copy_item, vc->type == GD_VC_VTE);
1586 #endif
1587
1588 gd_update_windowsize(vc);
1589 gd_update_cursor(vc);
1590 }
1591
1592 static gboolean gd_enter_event(GtkWidget *widget, GdkEventCrossing *crossing,
1593 gpointer opaque)
1594 {
1595 VirtualConsole *vc = opaque;
1596 GtkDisplayState *s = vc->s;
1597
1598 if (gd_grab_on_hover(s)) {
1599 gd_grab_keyboard(vc, "grab-on-hover");
1600 }
1601 return TRUE;
1602 }
1603
1604 static gboolean gd_leave_event(GtkWidget *widget, GdkEventCrossing *crossing,
1605 gpointer opaque)
1606 {
1607 VirtualConsole *vc = opaque;
1608 GtkDisplayState *s = vc->s;
1609
1610 if (gd_grab_on_hover(s)) {
1611 gd_ungrab_keyboard(s);
1612 }
1613 return TRUE;
1614 }
1615
1616 static gboolean gd_focus_in_event(GtkWidget *widget,
1617 GdkEventFocus *event, gpointer opaque)
1618 {
1619 VirtualConsole *vc = opaque;
1620
1621 win32_kbd_set_window(gd_win32_get_hwnd(vc));
1622 return TRUE;
1623 }
1624
1625 static gboolean gd_focus_out_event(GtkWidget *widget,
1626 GdkEventFocus *event, gpointer opaque)
1627 {
1628 VirtualConsole *vc = opaque;
1629 GtkDisplayState *s = vc->s;
1630
1631 win32_kbd_set_window(NULL);
1632 gtk_release_modifiers(s);
1633 return TRUE;
1634 }
1635
1636 static gboolean gd_configure(GtkWidget *widget,
1637 GdkEventConfigure *cfg, gpointer opaque)
1638 {
1639 VirtualConsole *vc = opaque;
1640
1641 gd_set_ui_info(vc, cfg->width, cfg->height);
1642 return FALSE;
1643 }
1644
1645 /** Virtual Console Callbacks **/
1646
1647 static GSList *gd_vc_menu_init(GtkDisplayState *s, VirtualConsole *vc,
1648 int idx, GSList *group, GtkWidget *view_menu)
1649 {
1650 vc->menu_item = gtk_radio_menu_item_new_with_mnemonic(group, vc->label);
1651 gtk_accel_group_connect(s->accel_group, GDK_KEY_1 + idx,
1652 HOTKEY_MODIFIERS, 0,
1653 g_cclosure_new_swap(G_CALLBACK(gd_accel_switch_vc), vc, NULL));
1654 gtk_accel_label_set_accel(
1655 GTK_ACCEL_LABEL(gtk_bin_get_child(GTK_BIN(vc->menu_item))),
1656 GDK_KEY_1 + idx, HOTKEY_MODIFIERS);
1657
1658 g_signal_connect(vc->menu_item, "activate",
1659 G_CALLBACK(gd_menu_switch_vc), s);
1660 gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), vc->menu_item);
1661
1662 return gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(vc->menu_item));
1663 }
1664
1665 #if defined(CONFIG_VTE)
1666 static void gd_menu_copy(GtkMenuItem *item, void *opaque)
1667 {
1668 GtkDisplayState *s = opaque;
1669 VirtualConsole *vc = gd_vc_find_current(s);
1670
1671 #if VTE_CHECK_VERSION(0, 50, 0)
1672 vte_terminal_copy_clipboard_format(VTE_TERMINAL(vc->vte.terminal),
1673 VTE_FORMAT_TEXT);
1674 #else
1675 vte_terminal_copy_clipboard(VTE_TERMINAL(vc->vte.terminal));
1676 #endif
1677 }
1678
1679 static void gd_vc_adjustment_changed(GtkAdjustment *adjustment, void *opaque)
1680 {
1681 VirtualConsole *vc = opaque;
1682
1683 if (gtk_adjustment_get_upper(adjustment) >
1684 gtk_adjustment_get_page_size(adjustment)) {
1685 gtk_widget_show(vc->vte.scrollbar);
1686 } else {
1687 gtk_widget_hide(vc->vte.scrollbar);
1688 }
1689 }
1690
1691 static void gd_vc_send_chars(VirtualConsole *vc)
1692 {
1693 uint32_t len, avail;
1694
1695 len = qemu_chr_be_can_write(vc->vte.chr);
1696 avail = fifo8_num_used(&vc->vte.out_fifo);
1697 while (len > 0 && avail > 0) {
1698 const uint8_t *buf;
1699 uint32_t size;
1700
1701 buf = fifo8_pop_buf(&vc->vte.out_fifo, MIN(len, avail), &size);
1702 qemu_chr_be_write(vc->vte.chr, (uint8_t *)buf, size);
1703 len = qemu_chr_be_can_write(vc->vte.chr);
1704 avail -= size;
1705 }
1706 }
1707
1708 static int gd_vc_chr_write(Chardev *chr, const uint8_t *buf, int len)
1709 {
1710 VCChardev *vcd = VC_CHARDEV(chr);
1711 VirtualConsole *vc = vcd->console;
1712
1713 vte_terminal_feed(VTE_TERMINAL(vc->vte.terminal), (const char *)buf, len);
1714 return len;
1715 }
1716
1717 static void gd_vc_chr_accept_input(Chardev *chr)
1718 {
1719 VCChardev *vcd = VC_CHARDEV(chr);
1720 VirtualConsole *vc = vcd->console;
1721
1722 gd_vc_send_chars(vc);
1723 }
1724
1725 static void gd_vc_chr_set_echo(Chardev *chr, bool echo)
1726 {
1727 VCChardev *vcd = VC_CHARDEV(chr);
1728 VirtualConsole *vc = vcd->console;
1729
1730 if (vc) {
1731 vc->vte.echo = echo;
1732 } else {
1733 vcd->echo = echo;
1734 }
1735 }
1736
1737 static int nb_vcs;
1738 static Chardev *vcs[MAX_VCS];
1739 static void gd_vc_open(Chardev *chr,
1740 ChardevBackend *backend,
1741 bool *be_opened,
1742 Error **errp)
1743 {
1744 if (nb_vcs == MAX_VCS) {
1745 error_setg(errp, "Maximum number of consoles reached");
1746 return;
1747 }
1748
1749 vcs[nb_vcs++] = chr;
1750
1751 /* console/chardev init sometimes completes elsewhere in a 2nd
1752 * stage, so defer OPENED events until they are fully initialized
1753 */
1754 *be_opened = false;
1755 }
1756
1757 static void char_gd_vc_class_init(ObjectClass *oc, void *data)
1758 {
1759 ChardevClass *cc = CHARDEV_CLASS(oc);
1760
1761 cc->parse = qemu_chr_parse_vc;
1762 cc->open = gd_vc_open;
1763 cc->chr_write = gd_vc_chr_write;
1764 cc->chr_accept_input = gd_vc_chr_accept_input;
1765 cc->chr_set_echo = gd_vc_chr_set_echo;
1766 }
1767
1768 static const TypeInfo char_gd_vc_type_info = {
1769 .name = TYPE_CHARDEV_VC,
1770 .parent = TYPE_CHARDEV,
1771 .instance_size = sizeof(VCChardev),
1772 .class_init = char_gd_vc_class_init,
1773 };
1774
1775 static gboolean gd_vc_in(VteTerminal *terminal, gchar *text, guint size,
1776 gpointer user_data)
1777 {
1778 VirtualConsole *vc = user_data;
1779 uint32_t free;
1780
1781 if (vc->vte.echo) {
1782 VteTerminal *term = VTE_TERMINAL(vc->vte.terminal);
1783 int i;
1784 for (i = 0; i < size; i++) {
1785 uint8_t c = text[i];
1786 if (c >= 128 || isprint(c)) {
1787 /* 8-bit characters are considered printable. */
1788 vte_terminal_feed(term, &text[i], 1);
1789 } else if (c == '\r' || c == '\n') {
1790 vte_terminal_feed(term, "\r\n", 2);
1791 } else {
1792 char ctrl[2] = { '^', 0};
1793 ctrl[1] = text[i] ^ 64;
1794 vte_terminal_feed(term, ctrl, 2);
1795 }
1796 }
1797 }
1798
1799 free = fifo8_num_free(&vc->vte.out_fifo);
1800 fifo8_push_all(&vc->vte.out_fifo, (uint8_t *)text, MIN(free, size));
1801 gd_vc_send_chars(vc);
1802
1803 return TRUE;
1804 }
1805
1806 static GSList *gd_vc_vte_init(GtkDisplayState *s, VirtualConsole *vc,
1807 Chardev *chr, int idx,
1808 GSList *group, GtkWidget *view_menu)
1809 {
1810 char buffer[32];
1811 GtkWidget *box;
1812 GtkWidget *scrollbar;
1813 GtkAdjustment *vadjustment;
1814 VCChardev *vcd = VC_CHARDEV(chr);
1815
1816 vc->s = s;
1817 vc->vte.echo = vcd->echo;
1818 vc->vte.chr = chr;
1819 fifo8_create(&vc->vte.out_fifo, 4096);
1820 vcd->console = vc;
1821
1822 snprintf(buffer, sizeof(buffer), "vc%d", idx);
1823 vc->label = g_strdup_printf("%s", vc->vte.chr->label
1824 ? vc->vte.chr->label : buffer);
1825 group = gd_vc_menu_init(s, vc, idx, group, view_menu);
1826
1827 vc->vte.terminal = vte_terminal_new();
1828 g_signal_connect(vc->vte.terminal, "commit", G_CALLBACK(gd_vc_in), vc);
1829
1830 /* The documentation says that the default is UTF-8, but actually it is
1831 * 7-bit ASCII at least in VTE 0.38. The function is deprecated since
1832 * VTE 0.54 (only UTF-8 is supported now). */
1833 #if !VTE_CHECK_VERSION(0, 54, 0)
1834 #if VTE_CHECK_VERSION(0, 38, 0)
1835 vte_terminal_set_encoding(VTE_TERMINAL(vc->vte.terminal), "UTF-8", NULL);
1836 #else
1837 vte_terminal_set_encoding(VTE_TERMINAL(vc->vte.terminal), "UTF-8");
1838 #endif
1839 #endif
1840
1841 vte_terminal_set_scrollback_lines(VTE_TERMINAL(vc->vte.terminal), -1);
1842 vte_terminal_set_size(VTE_TERMINAL(vc->vte.terminal),
1843 VC_TERM_X_MIN, VC_TERM_Y_MIN);
1844
1845 #if VTE_CHECK_VERSION(0, 28, 0)
1846 vadjustment = gtk_scrollable_get_vadjustment
1847 (GTK_SCROLLABLE(vc->vte.terminal));
1848 #else
1849 vadjustment = vte_terminal_get_adjustment(VTE_TERMINAL(vc->vte.terminal));
1850 #endif
1851
1852 box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 2);
1853 scrollbar = gtk_scrollbar_new(GTK_ORIENTATION_VERTICAL, vadjustment);
1854
1855 gtk_box_pack_end(GTK_BOX(box), scrollbar, FALSE, FALSE, 0);
1856 gtk_box_pack_end(GTK_BOX(box), vc->vte.terminal, TRUE, TRUE, 0);
1857
1858 vc->vte.box = box;
1859 vc->vte.scrollbar = scrollbar;
1860
1861 g_signal_connect(vadjustment, "changed",
1862 G_CALLBACK(gd_vc_adjustment_changed), vc);
1863
1864 vc->type = GD_VC_VTE;
1865 vc->tab_item = box;
1866 vc->focus = vc->vte.terminal;
1867 gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), vc->tab_item,
1868 gtk_label_new(vc->label));
1869
1870 qemu_chr_be_event(vc->vte.chr, CHR_EVENT_OPENED);
1871
1872 return group;
1873 }
1874
1875 static void gd_vcs_init(GtkDisplayState *s, GSList *group,
1876 GtkWidget *view_menu)
1877 {
1878 int i;
1879
1880 for (i = 0; i < nb_vcs; i++) {
1881 VirtualConsole *vc = &s->vc[s->nb_vcs];
1882 group = gd_vc_vte_init(s, vc, vcs[i], s->nb_vcs, group, view_menu);
1883 s->nb_vcs++;
1884 }
1885 }
1886 #endif /* CONFIG_VTE */
1887
1888 /** Window Creation **/
1889
1890 static void gd_connect_vc_gfx_signals(VirtualConsole *vc)
1891 {
1892 g_signal_connect(vc->gfx.drawing_area, "draw",
1893 G_CALLBACK(gd_draw_event), vc);
1894 #if defined(CONFIG_OPENGL)
1895 if (gtk_use_gl_area) {
1896 /* wire up GtkGlArea events */
1897 g_signal_connect(vc->gfx.drawing_area, "render",
1898 G_CALLBACK(gd_render_event), vc);
1899 g_signal_connect(vc->gfx.drawing_area, "resize",
1900 G_CALLBACK(gd_resize_event), vc);
1901 }
1902 #endif
1903 if (qemu_console_is_graphic(vc->gfx.dcl.con)) {
1904 g_signal_connect(vc->gfx.drawing_area, "event",
1905 G_CALLBACK(gd_event), vc);
1906 g_signal_connect(vc->gfx.drawing_area, "button-press-event",
1907 G_CALLBACK(gd_button_event), vc);
1908 g_signal_connect(vc->gfx.drawing_area, "button-release-event",
1909 G_CALLBACK(gd_button_event), vc);
1910 g_signal_connect(vc->gfx.drawing_area, "scroll-event",
1911 G_CALLBACK(gd_scroll_event), vc);
1912 g_signal_connect(vc->gfx.drawing_area, "key-press-event",
1913 G_CALLBACK(gd_key_event), vc);
1914 g_signal_connect(vc->gfx.drawing_area, "key-release-event",
1915 G_CALLBACK(gd_key_event), vc);
1916
1917 g_signal_connect(vc->gfx.drawing_area, "enter-notify-event",
1918 G_CALLBACK(gd_enter_event), vc);
1919 g_signal_connect(vc->gfx.drawing_area, "leave-notify-event",
1920 G_CALLBACK(gd_leave_event), vc);
1921 g_signal_connect(vc->gfx.drawing_area, "focus-in-event",
1922 G_CALLBACK(gd_focus_in_event), vc);
1923 g_signal_connect(vc->gfx.drawing_area, "focus-out-event",
1924 G_CALLBACK(gd_focus_out_event), vc);
1925 g_signal_connect(vc->gfx.drawing_area, "configure-event",
1926 G_CALLBACK(gd_configure), vc);
1927 g_signal_connect(vc->gfx.drawing_area, "grab-broken-event",
1928 G_CALLBACK(gd_grab_broken_event), vc);
1929 } else {
1930 g_signal_connect(vc->gfx.drawing_area, "key-press-event",
1931 G_CALLBACK(gd_text_key_down), vc);
1932 }
1933 }
1934
1935 static void gd_connect_signals(GtkDisplayState *s)
1936 {
1937 g_signal_connect(s->show_tabs_item, "activate",
1938 G_CALLBACK(gd_menu_show_tabs), s);
1939 g_signal_connect(s->untabify_item, "activate",
1940 G_CALLBACK(gd_menu_untabify), s);
1941 g_signal_connect(s->show_menubar_item, "activate",
1942 G_CALLBACK(gd_menu_show_menubar), s);
1943
1944 g_signal_connect(s->window, "delete-event",
1945 G_CALLBACK(gd_window_close), s);
1946
1947 g_signal_connect(s->pause_item, "activate",
1948 G_CALLBACK(gd_menu_pause), s);
1949 g_signal_connect(s->reset_item, "activate",
1950 G_CALLBACK(gd_menu_reset), s);
1951 g_signal_connect(s->powerdown_item, "activate",
1952 G_CALLBACK(gd_menu_powerdown), s);
1953 g_signal_connect(s->quit_item, "activate",
1954 G_CALLBACK(gd_menu_quit), s);
1955 #if defined(CONFIG_VTE)
1956 g_signal_connect(s->copy_item, "activate",
1957 G_CALLBACK(gd_menu_copy), s);
1958 #endif
1959 g_signal_connect(s->full_screen_item, "activate",
1960 G_CALLBACK(gd_menu_full_screen), s);
1961 g_signal_connect(s->zoom_in_item, "activate",
1962 G_CALLBACK(gd_menu_zoom_in), s);
1963 g_signal_connect(s->zoom_out_item, "activate",
1964 G_CALLBACK(gd_menu_zoom_out), s);
1965 g_signal_connect(s->zoom_fixed_item, "activate",
1966 G_CALLBACK(gd_menu_zoom_fixed), s);
1967 g_signal_connect(s->zoom_fit_item, "activate",
1968 G_CALLBACK(gd_menu_zoom_fit), s);
1969 g_signal_connect(s->grab_item, "activate",
1970 G_CALLBACK(gd_menu_grab_input), s);
1971 g_signal_connect(s->notebook, "switch-page",
1972 G_CALLBACK(gd_change_page), s);
1973 }
1974
1975 static GtkWidget *gd_create_menu_machine(GtkDisplayState *s)
1976 {
1977 GtkWidget *machine_menu;
1978 GtkWidget *separator;
1979
1980 machine_menu = gtk_menu_new();
1981 gtk_menu_set_accel_group(GTK_MENU(machine_menu), s->accel_group);
1982
1983 s->pause_item = gtk_check_menu_item_new_with_mnemonic(_("_Pause"));
1984 gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->pause_item);
1985
1986 separator = gtk_separator_menu_item_new();
1987 gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), separator);
1988
1989 s->reset_item = gtk_menu_item_new_with_mnemonic(_("_Reset"));
1990 gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->reset_item);
1991
1992 s->powerdown_item = gtk_menu_item_new_with_mnemonic(_("Power _Down"));
1993 gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->powerdown_item);
1994
1995 separator = gtk_separator_menu_item_new();
1996 gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), separator);
1997
1998 s->quit_item = gtk_menu_item_new_with_mnemonic(_("_Quit"));
1999 gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->quit_item),
2000 "<QEMU>/Machine/Quit");
2001 gtk_accel_map_add_entry("<QEMU>/Machine/Quit",
2002 GDK_KEY_q, HOTKEY_MODIFIERS);
2003 gtk_menu_shell_append(GTK_MENU_SHELL(machine_menu), s->quit_item);
2004
2005 return machine_menu;
2006 }
2007
2008 #if defined(CONFIG_OPENGL)
2009 static void gl_area_realize(GtkGLArea *area, VirtualConsole *vc)
2010 {
2011 gtk_gl_area_make_current(area);
2012 qemu_egl_display = eglGetCurrentDisplay();
2013 vc->gfx.has_dmabuf = qemu_egl_has_dmabuf();
2014 if (!vc->gfx.has_dmabuf) {
2015 error_report("GtkGLArea console lacks DMABUF support.");
2016 }
2017 }
2018 #endif
2019
2020 static GSList *gd_vc_gfx_init(GtkDisplayState *s, VirtualConsole *vc,
2021 QemuConsole *con, int idx,
2022 GSList *group, GtkWidget *view_menu)
2023 {
2024 bool zoom_to_fit = false;
2025
2026 vc->label = qemu_console_get_label(con);
2027 vc->s = s;
2028 vc->gfx.scale_x = 1.0;
2029 vc->gfx.scale_y = 1.0;
2030
2031 #if defined(CONFIG_OPENGL)
2032 if (display_opengl) {
2033 if (gtk_use_gl_area) {
2034 vc->gfx.drawing_area = gtk_gl_area_new();
2035 g_signal_connect(vc->gfx.drawing_area, "realize",
2036 G_CALLBACK(gl_area_realize), vc);
2037 vc->gfx.dcl.ops = &dcl_gl_area_ops;
2038 } else {
2039 #ifdef CONFIG_X11
2040 vc->gfx.drawing_area = gtk_drawing_area_new();
2041 /*
2042 * gtk_widget_set_double_buffered() was deprecated in 3.14.
2043 * It is required for opengl rendering on X11 though. A
2044 * proper replacement (native opengl support) is only
2045 * available in 3.16+. Silence the warning if possible.
2046 */
2047 #pragma GCC diagnostic push
2048 #pragma GCC diagnostic ignored "-Wdeprecated-declarations"
2049 gtk_widget_set_double_buffered(vc->gfx.drawing_area, FALSE);
2050 #pragma GCC diagnostic pop
2051 vc->gfx.dcl.ops = &dcl_egl_ops;
2052 vc->gfx.has_dmabuf = qemu_egl_has_dmabuf();
2053 #else
2054 abort();
2055 #endif
2056 }
2057 } else
2058 #endif
2059 {
2060 vc->gfx.drawing_area = gtk_drawing_area_new();
2061 vc->gfx.dcl.ops = &dcl_ops;
2062 }
2063
2064
2065 gtk_widget_add_events(vc->gfx.drawing_area,
2066 GDK_POINTER_MOTION_MASK |
2067 GDK_BUTTON_PRESS_MASK |
2068 GDK_BUTTON_RELEASE_MASK |
2069 GDK_BUTTON_MOTION_MASK |
2070 GDK_ENTER_NOTIFY_MASK |
2071 GDK_LEAVE_NOTIFY_MASK |
2072 GDK_SCROLL_MASK |
2073 GDK_SMOOTH_SCROLL_MASK |
2074 GDK_KEY_PRESS_MASK);
2075 gtk_widget_set_can_focus(vc->gfx.drawing_area, TRUE);
2076
2077 vc->type = GD_VC_GFX;
2078 vc->tab_item = vc->gfx.drawing_area;
2079 vc->focus = vc->gfx.drawing_area;
2080 gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook),
2081 vc->tab_item, gtk_label_new(vc->label));
2082
2083 vc->gfx.kbd = qkbd_state_init(con);
2084 vc->gfx.dcl.con = con;
2085
2086 register_displaychangelistener(&vc->gfx.dcl);
2087
2088 gd_connect_vc_gfx_signals(vc);
2089 group = gd_vc_menu_init(s, vc, idx, group, view_menu);
2090
2091 if (dpy_ui_info_supported(vc->gfx.dcl.con)) {
2092 zoom_to_fit = true;
2093 }
2094 if (s->opts->u.gtk.has_zoom_to_fit) {
2095 zoom_to_fit = s->opts->u.gtk.zoom_to_fit;
2096 }
2097 if (zoom_to_fit) {
2098 gtk_menu_item_activate(GTK_MENU_ITEM(s->zoom_fit_item));
2099 s->free_scale = true;
2100 }
2101
2102 return group;
2103 }
2104
2105 static GtkWidget *gd_create_menu_view(GtkDisplayState *s)
2106 {
2107 GSList *group = NULL;
2108 GtkWidget *view_menu;
2109 GtkWidget *separator;
2110 QemuConsole *con;
2111 int vc;
2112
2113 view_menu = gtk_menu_new();
2114 gtk_menu_set_accel_group(GTK_MENU(view_menu), s->accel_group);
2115
2116 s->full_screen_item = gtk_menu_item_new_with_mnemonic(_("_Fullscreen"));
2117
2118 #if defined(CONFIG_VTE)
2119 s->copy_item = gtk_menu_item_new_with_mnemonic(_("_Copy"));
2120 gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->copy_item);
2121 #endif
2122
2123 gtk_accel_group_connect(s->accel_group, GDK_KEY_f, HOTKEY_MODIFIERS, 0,
2124 g_cclosure_new_swap(G_CALLBACK(gd_accel_full_screen), s, NULL));
2125 gtk_accel_label_set_accel(
2126 GTK_ACCEL_LABEL(gtk_bin_get_child(GTK_BIN(s->full_screen_item))),
2127 GDK_KEY_f, HOTKEY_MODIFIERS);
2128 gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->full_screen_item);
2129
2130 separator = gtk_separator_menu_item_new();
2131 gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
2132
2133 s->zoom_in_item = gtk_menu_item_new_with_mnemonic(_("Zoom _In"));
2134 gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_in_item),
2135 "<QEMU>/View/Zoom In");
2136 gtk_accel_map_add_entry("<QEMU>/View/Zoom In", GDK_KEY_plus,
2137 HOTKEY_MODIFIERS);
2138 gtk_accel_group_connect(s->accel_group, GDK_KEY_equal, HOTKEY_MODIFIERS, 0,
2139 g_cclosure_new_swap(G_CALLBACK(gd_accel_zoom_in), s, NULL));
2140 gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_in_item);
2141
2142 s->zoom_out_item = gtk_menu_item_new_with_mnemonic(_("Zoom _Out"));
2143 gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_out_item),
2144 "<QEMU>/View/Zoom Out");
2145 gtk_accel_map_add_entry("<QEMU>/View/Zoom Out", GDK_KEY_minus,
2146 HOTKEY_MODIFIERS);
2147 gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_out_item);
2148
2149 s->zoom_fixed_item = gtk_menu_item_new_with_mnemonic(_("Best _Fit"));
2150 gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_fixed_item),
2151 "<QEMU>/View/Zoom Fixed");
2152 gtk_accel_map_add_entry("<QEMU>/View/Zoom Fixed", GDK_KEY_0,
2153 HOTKEY_MODIFIERS);
2154 gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_fixed_item);
2155
2156 s->zoom_fit_item = gtk_check_menu_item_new_with_mnemonic(_("Zoom To _Fit"));
2157 gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->zoom_fit_item);
2158
2159 separator = gtk_separator_menu_item_new();
2160 gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
2161
2162 s->grab_on_hover_item = gtk_check_menu_item_new_with_mnemonic(_("Grab On _Hover"));
2163 gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->grab_on_hover_item);
2164
2165 s->grab_item = gtk_check_menu_item_new_with_mnemonic(_("_Grab Input"));
2166 gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->grab_item),
2167 "<QEMU>/View/Grab Input");
2168 gtk_accel_map_add_entry("<QEMU>/View/Grab Input", GDK_KEY_g,
2169 HOTKEY_MODIFIERS);
2170 gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->grab_item);
2171
2172 separator = gtk_separator_menu_item_new();
2173 gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
2174
2175 /* gfx */
2176 for (vc = 0;; vc++) {
2177 con = qemu_console_lookup_by_index(vc);
2178 if (!con) {
2179 break;
2180 }
2181 group = gd_vc_gfx_init(s, &s->vc[vc], con,
2182 vc, group, view_menu);
2183 s->nb_vcs++;
2184 }
2185
2186 #if defined(CONFIG_VTE)
2187 /* vte */
2188 gd_vcs_init(s, group, view_menu);
2189 #endif
2190
2191 separator = gtk_separator_menu_item_new();
2192 gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), separator);
2193
2194 s->show_tabs_item = gtk_check_menu_item_new_with_mnemonic(_("Show _Tabs"));
2195 gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->show_tabs_item);
2196
2197 s->untabify_item = gtk_menu_item_new_with_mnemonic(_("Detach Tab"));
2198 gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->untabify_item);
2199
2200 s->show_menubar_item = gtk_check_menu_item_new_with_mnemonic(
2201 _("Show Menubar"));
2202 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->show_menubar_item),
2203 TRUE);
2204 gtk_accel_group_connect(s->accel_group, GDK_KEY_m, HOTKEY_MODIFIERS, 0,
2205 g_cclosure_new_swap(G_CALLBACK(gd_accel_show_menubar), s, NULL));
2206 gtk_accel_label_set_accel(
2207 GTK_ACCEL_LABEL(gtk_bin_get_child(GTK_BIN(s->show_menubar_item))),
2208 GDK_KEY_m, HOTKEY_MODIFIERS);
2209 gtk_menu_shell_append(GTK_MENU_SHELL(view_menu), s->show_menubar_item);
2210
2211 return view_menu;
2212 }
2213
2214 static void gd_create_menus(GtkDisplayState *s)
2215 {
2216 GtkSettings *settings;
2217
2218 s->accel_group = gtk_accel_group_new();
2219 s->machine_menu = gd_create_menu_machine(s);
2220 s->view_menu = gd_create_menu_view(s);
2221
2222 s->machine_menu_item = gtk_menu_item_new_with_mnemonic(_("_Machine"));
2223 gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->machine_menu_item),
2224 s->machine_menu);
2225 gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->machine_menu_item);
2226
2227 s->view_menu_item = gtk_menu_item_new_with_mnemonic(_("_View"));
2228 gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->view_menu_item), s->view_menu);
2229 gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->view_menu_item);
2230
2231 g_object_set_data(G_OBJECT(s->window), "accel_group", s->accel_group);
2232 gtk_window_add_accel_group(GTK_WINDOW(s->window), s->accel_group);
2233
2234 /* Disable the default "F10" menu shortcut. */
2235 settings = gtk_widget_get_settings(s->window);
2236 g_object_set(G_OBJECT(settings), "gtk-menu-bar-accel", "", NULL);
2237 }
2238
2239
2240 static gboolean gtkinit;
2241
2242 static void gtk_display_init(DisplayState *ds, DisplayOptions *opts)
2243 {
2244 VirtualConsole *vc;
2245
2246 GtkDisplayState *s = g_malloc0(sizeof(*s));
2247 GdkDisplay *window_display;
2248 GtkIconTheme *theme;
2249 char *dir;
2250
2251 if (!gtkinit) {
2252 fprintf(stderr, "gtk initialization failed\n");
2253 exit(1);
2254 }
2255 assert(opts->type == DISPLAY_TYPE_GTK);
2256 s->opts = opts;
2257
2258 theme = gtk_icon_theme_get_default();
2259 dir = get_relocated_path(CONFIG_QEMU_ICONDIR);
2260 gtk_icon_theme_prepend_search_path(theme, dir);
2261 g_free(dir);
2262 g_set_prgname("qemu");
2263
2264 s->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
2265 s->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
2266 s->notebook = gtk_notebook_new();
2267 s->menu_bar = gtk_menu_bar_new();
2268
2269 s->free_scale = FALSE;
2270
2271 /* Mostly LC_MESSAGES only. See early_gtk_display_init() for details. For
2272 * LC_CTYPE, we need to make sure that non-ASCII characters are considered
2273 * printable, but without changing any of the character classes to make
2274 * sure that we don't accidentally break implicit assumptions. */
2275 setlocale(LC_MESSAGES, "");
2276 setlocale(LC_CTYPE, "C.UTF-8");
2277 dir = get_relocated_path(CONFIG_QEMU_LOCALEDIR);
2278 bindtextdomain("qemu", dir);
2279 g_free(dir);
2280 bind_textdomain_codeset("qemu", "UTF-8");
2281 textdomain("qemu");
2282
2283 window_display = gtk_widget_get_display(s->window);
2284 if (s->opts->has_show_cursor && s->opts->show_cursor) {
2285 s->null_cursor = NULL; /* default pointer */
2286 } else {
2287 s->null_cursor = gdk_cursor_new_for_display(window_display,
2288 GDK_BLANK_CURSOR);
2289 }
2290
2291 s->mouse_mode_notifier.notify = gd_mouse_mode_change;
2292 qemu_add_mouse_mode_change_notifier(&s->mouse_mode_notifier);
2293 qemu_add_vm_change_state_handler(gd_change_runstate, s);
2294
2295 gtk_window_set_icon_name(GTK_WINDOW(s->window), "qemu");
2296
2297 gd_create_menus(s);
2298
2299 gd_connect_signals(s);
2300
2301 gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
2302 gtk_notebook_set_show_border(GTK_NOTEBOOK(s->notebook), FALSE);
2303
2304 gd_update_caption(s);
2305
2306 gtk_box_pack_start(GTK_BOX(s->vbox), s->menu_bar, FALSE, TRUE, 0);
2307 gtk_box_pack_start(GTK_BOX(s->vbox), s->notebook, TRUE, TRUE, 0);
2308
2309 gtk_container_add(GTK_CONTAINER(s->window), s->vbox);
2310
2311 gtk_widget_show_all(s->window);
2312
2313 vc = gd_vc_find_current(s);
2314 gtk_widget_set_sensitive(s->view_menu, vc != NULL);
2315 #ifdef CONFIG_VTE
2316 gtk_widget_set_sensitive(s->copy_item,
2317 vc && vc->type == GD_VC_VTE);
2318 #endif
2319
2320 if (opts->has_full_screen &&
2321 opts->full_screen) {
2322 gtk_menu_item_activate(GTK_MENU_ITEM(s->full_screen_item));
2323 }
2324 if (opts->u.gtk.has_grab_on_hover &&
2325 opts->u.gtk.grab_on_hover) {
2326 gtk_menu_item_activate(GTK_MENU_ITEM(s->grab_on_hover_item));
2327 }
2328 gd_clipboard_init(s);
2329 }
2330
2331 static void early_gtk_display_init(DisplayOptions *opts)
2332 {
2333 /* The QEMU code relies on the assumption that it's always run in
2334 * the C locale. Therefore it is not prepared to deal with
2335 * operations that produce different results depending on the
2336 * locale, such as printf's formatting of decimal numbers, and
2337 * possibly others.
2338 *
2339 * Since GTK+ calls setlocale() by default -importing the locale
2340 * settings from the environment- we must prevent it from doing so
2341 * using gtk_disable_setlocale().
2342 *
2343 * QEMU's GTK+ UI, however, _does_ have translations for some of
2344 * the menu items. As a trade-off between a functionally correct
2345 * QEMU and a fully internationalized UI we support importing
2346 * LC_MESSAGES from the environment (see the setlocale() call
2347 * earlier in this file). This allows us to display translated
2348 * messages leaving everything else untouched.
2349 */
2350 gtk_disable_setlocale();
2351 gtkinit = gtk_init_check(NULL, NULL);
2352 if (!gtkinit) {
2353 /* don't exit yet, that'll break -help */
2354 return;
2355 }
2356
2357 assert(opts->type == DISPLAY_TYPE_GTK);
2358 if (opts->has_gl && opts->gl != DISPLAYGL_MODE_OFF) {
2359 #if defined(CONFIG_OPENGL)
2360 #if defined(GDK_WINDOWING_WAYLAND)
2361 if (GDK_IS_WAYLAND_DISPLAY(gdk_display_get_default())) {
2362 gtk_use_gl_area = true;
2363 gtk_gl_area_init();
2364 } else
2365 #endif
2366 {
2367 #ifdef CONFIG_X11
2368 DisplayGLMode mode = opts->has_gl ? opts->gl : DISPLAYGL_MODE_ON;
2369 gtk_egl_init(mode);
2370 #endif
2371 }
2372 #endif
2373 }
2374
2375 keycode_map = gd_get_keymap(&keycode_maplen);
2376
2377 #if defined(CONFIG_VTE)
2378 type_register(&char_gd_vc_type_info);
2379 #endif
2380 }
2381
2382 static QemuDisplay qemu_display_gtk = {
2383 .type = DISPLAY_TYPE_GTK,
2384 .early_init = early_gtk_display_init,
2385 .init = gtk_display_init,
2386 };
2387
2388 static void register_gtk(void)
2389 {
2390 qemu_display_register(&qemu_display_gtk);
2391 }
2392
2393 type_init(register_gtk);
2394
2395 #ifdef CONFIG_OPENGL
2396 module_dep("ui-opengl");
2397 #endif
Random patches