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1
/*
2
 * GTK UI
3
 *
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 * Copyright IBM, Corp. 2012
5
 *
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 * Authors:
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 *  Anthony Liguori   <aliguori@us.ibm.com>
8
 *
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 * This work is licensed under the terms of the GNU GPL, version 2 or later.
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 * See the COPYING file in the top-level directory.
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 *
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 * Portions from gtk-vnc:
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 *
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 * GTK VNC Widget
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 *
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 * Copyright (C) 2006  Anthony Liguori <anthony@codemonkey.ws>
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 * Copyright (C) 2009-2010 Daniel P. Berrange <dan@berrange.com>
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 *
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 * This library is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Lesser General Public
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 * License as published by the Free Software Foundation; either
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 * version 2.0 of the License, or (at your option) any later version.
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 *
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 * This library is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with this library; if not, write to the Free Software
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 * 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 <gtk/gtk.h>
38
#include <gdk/gdkkeysyms.h>
39
#include <glib/gi18n.h>
40
#include <vte/vte.h>
41
#include <sys/types.h>
42
#include <sys/socket.h>
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#include <sys/un.h>
44
#include <sys/wait.h>
45
#include <pty.h>
46
#include <math.h>
47

    
48
#include "qemu-common.h"
49
#include "ui/console.h"
50
#include "sysemu/sysemu.h"
51
#include "qmp-commands.h"
52
#include "x_keymap.h"
53
#include "keymaps.h"
54
#include "char/char.h"
55

    
56
//#define DEBUG_GTK
57

    
58
#ifdef DEBUG_GTK
59
#define DPRINTF(fmt, ...) printf(fmt, ## __VA_ARGS__)
60
#else
61
#define DPRINTF(fmt, ...) do { } while (0)
62
#endif
63

    
64
#define MAX_VCS 10
65

    
66
typedef struct VirtualConsole
67
{
68
    GtkWidget *menu_item;
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    GtkWidget *terminal;
70
    GtkWidget *scrolled_window;
71
    CharDriverState *chr;
72
    int fd;
73
} VirtualConsole;
74

    
75
typedef struct GtkDisplayState
76
{
77
    GtkWidget *window;
78

    
79
    GtkWidget *menu_bar;
80

    
81
    GtkWidget *file_menu_item;
82
    GtkWidget *file_menu;
83
    GtkWidget *quit_item;
84

    
85
    GtkWidget *view_menu_item;
86
    GtkWidget *view_menu;
87
    GtkWidget *full_screen_item;
88
    GtkWidget *zoom_in_item;
89
    GtkWidget *zoom_out_item;
90
    GtkWidget *zoom_fixed_item;
91
    GtkWidget *zoom_fit_item;
92
    GtkWidget *grab_item;
93
    GtkWidget *grab_on_hover_item;
94
    GtkWidget *vga_item;
95

    
96
    int nb_vcs;
97
    VirtualConsole vc[MAX_VCS];
98

    
99
    GtkWidget *show_tabs_item;
100

    
101
    GtkWidget *vbox;
102
    GtkWidget *notebook;
103
    GtkWidget *drawing_area;
104
    cairo_surface_t *surface;
105
    DisplayChangeListener dcl;
106
    DisplayState *ds;
107
    int button_mask;
108
    int last_x;
109
    int last_y;
110

    
111
    double scale_x;
112
    double scale_y;
113
    gboolean full_screen;
114

    
115
    GdkCursor *null_cursor;
116
    Notifier mouse_mode_notifier;
117
    gboolean free_scale;
118
} GtkDisplayState;
119

    
120
static GtkDisplayState *global_state;
121

    
122
/** Utility Functions **/
123

    
124
static bool gd_is_grab_active(GtkDisplayState *s)
125
{
126
    return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_item));
127
}
128

    
129
static bool gd_grab_on_hover(GtkDisplayState *s)
130
{
131
    return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_on_hover_item));
132
}
133

    
134
static bool gd_on_vga(GtkDisplayState *s)
135
{
136
    return gtk_notebook_get_current_page(GTK_NOTEBOOK(s->notebook)) == 0;
137
}
138

    
139
static void gd_update_cursor(GtkDisplayState *s, gboolean override)
140
{
141
    GdkWindow *window;
142
    bool on_vga;
143

    
144
    window = gtk_widget_get_window(GTK_WIDGET(s->drawing_area));
145

    
146
    on_vga = gd_on_vga(s);
147

    
148
    if ((override || on_vga) &&
149
        (s->full_screen || kbd_mouse_is_absolute() || gd_is_grab_active(s))) {
150
        gdk_window_set_cursor(window, s->null_cursor);
151
    } else {
152
        gdk_window_set_cursor(window, NULL);
153
    }
154
}
155

    
156
static void gd_update_caption(GtkDisplayState *s)
157
{
158
    const char *status = "";
159
    gchar *title;
160
    const char *grab = "";
161

    
162
    if (gd_is_grab_active(s)) {
163
        grab = " - Press Ctrl+Alt+G to release grab";
164
    }
165

    
166
    if (!runstate_is_running()) {
167
        status = " [Stopped]";
168
    }
169

    
170
    if (qemu_name) {
171
        title = g_strdup_printf("QEMU (%s)%s%s", qemu_name, status, grab);
172
    } else {
173
        title = g_strdup_printf("QEMU%s%s", status, grab);
174
    }
175

    
176
    gtk_window_set_title(GTK_WINDOW(s->window), title);
177

    
178
    g_free(title);
179
}
180

    
181
/** DisplayState Callbacks **/
182

    
183
static void gd_update(DisplayState *ds, int x, int y, int w, int h)
184
{
185
    GtkDisplayState *s = ds->opaque;
186
    int x1, x2, y1, y2;
187
    int mx, my;
188
    int fbw, fbh;
189
    int ww, wh;
190

    
191
    DPRINTF("update(x=%d, y=%d, w=%d, h=%d)\n", x, y, w, h);
192

    
193
    x1 = floor(x * s->scale_x);
194
    y1 = floor(y * s->scale_y);
195

    
196
    x2 = ceil(x * s->scale_x + w * s->scale_x);
197
    y2 = ceil(y * s->scale_y + h * s->scale_y);
198

    
199
    fbw = ds_get_width(s->ds) * s->scale_x;
200
    fbh = ds_get_height(s->ds) * s->scale_y;
201

    
202
    gdk_drawable_get_size(gtk_widget_get_window(s->drawing_area), &ww, &wh);
203

    
204
    mx = my = 0;
205
    if (ww > fbw) {
206
        mx = (ww - fbw) / 2;
207
    }
208
    if (wh > fbh) {
209
        my = (wh - fbh) / 2;
210
    }
211

    
212
    gtk_widget_queue_draw_area(s->drawing_area, mx + x1, my + y1, (x2 - x1), (y2 - y1));
213
}
214

    
215
static void gd_refresh(DisplayState *ds)
216
{
217
    vga_hw_update();
218
}
219

    
220
static void gd_resize(DisplayState *ds)
221
{
222
    GtkDisplayState *s = ds->opaque;
223
    cairo_format_t kind;
224
    int stride;
225

    
226
    DPRINTF("resize(width=%d, height=%d)\n",
227
            ds_get_width(ds), ds_get_height(ds));
228

    
229
    if (s->surface) {
230
        cairo_surface_destroy(s->surface);
231
    }
232

    
233
    switch (ds->surface->pf.bits_per_pixel) {
234
    case 8:
235
        kind = CAIRO_FORMAT_A8;
236
        break;
237
    case 16:
238
        kind = CAIRO_FORMAT_RGB16_565;
239
        break;
240
    case 32:
241
        kind = CAIRO_FORMAT_RGB24;
242
        break;
243
    default:
244
        g_assert_not_reached();
245
        break;
246
    }
247

    
248
    stride = cairo_format_stride_for_width(kind, ds_get_width(ds));
249
    g_assert(ds_get_linesize(ds) == stride);
250

    
251
    s->surface = cairo_image_surface_create_for_data(ds_get_data(ds),
252
                                                     kind,
253
                                                     ds_get_width(ds),
254
                                                     ds_get_height(ds),
255
                                                     ds_get_linesize(ds));
256

    
257
    if (!s->full_screen) {
258
        GtkRequisition req;
259
        double sx, sy;
260

    
261
        if (s->free_scale) {
262
            sx = s->scale_x;
263
            sy = s->scale_y;
264

    
265
            s->scale_y = 1.0;
266
            s->scale_x = 1.0;
267
        } else {
268
            sx = 1.0;
269
            sy = 1.0;
270
        }
271

    
272
        gtk_widget_set_size_request(s->drawing_area,
273
                                    ds_get_width(ds) * s->scale_x,
274
                                    ds_get_height(ds) * s->scale_y);
275
        gtk_widget_size_request(s->vbox, &req);
276

    
277
        gtk_window_resize(GTK_WINDOW(s->window),
278
                          req.width * sx, req.height * sy);
279
    }
280
}
281

    
282
/** QEMU Events **/
283

    
284
static void gd_change_runstate(void *opaque, int running, RunState state)
285
{
286
    GtkDisplayState *s = opaque;
287

    
288
    gd_update_caption(s);
289
}
290

    
291
static void gd_mouse_mode_change(Notifier *notify, void *data)
292
{
293
    gd_update_cursor(container_of(notify, GtkDisplayState, mouse_mode_notifier),
294
                     FALSE);
295
}
296

    
297
/** GTK Events **/
298

    
299
static gboolean gd_window_close(GtkWidget *widget, GdkEvent *event,
300
                                void *opaque)
301
{
302
    GtkDisplayState *s = opaque;
303

    
304
    if (!no_quit) {
305
        unregister_displaychangelistener(s->ds, &s->dcl);
306
        qmp_quit(NULL);
307
        return FALSE;
308
    }
309

    
310
    return TRUE;
311
}
312

    
313
static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque)
314
{
315
    GtkDisplayState *s = opaque;
316
    int mx, my;
317
    int ww, wh;
318
    int fbw, fbh;
319

    
320
    if (!gtk_widget_get_realized(widget)) {
321
        return FALSE;
322
    }
323

    
324
    fbw = ds_get_width(s->ds);
325
    fbh = ds_get_height(s->ds);
326

    
327
    gdk_drawable_get_size(gtk_widget_get_window(widget), &ww, &wh);
328

    
329
    if (s->full_screen) {
330
        s->scale_x = (double)ww / fbw;
331
        s->scale_y = (double)wh / fbh;
332
    } else if (s->free_scale) {
333
        double sx, sy;
334

    
335
        sx = (double)ww / fbw;
336
        sy = (double)wh / fbh;
337

    
338
        s->scale_x = s->scale_y = MIN(sx, sy);
339
    }
340

    
341
    fbw *= s->scale_x;
342
    fbh *= s->scale_y;
343

    
344
    mx = my = 0;
345
    if (ww > fbw) {
346
        mx = (ww - fbw) / 2;
347
    }
348
    if (wh > fbh) {
349
        my = (wh - fbh) / 2;
350
    }
351

    
352
    cairo_rectangle(cr, 0, 0, ww, wh);
353

    
354
    /* Optionally cut out the inner area where the pixmap
355
       will be drawn. This avoids 'flashing' since we're
356
       not double-buffering. Note we're using the undocumented
357
       behaviour of drawing the rectangle from right to left
358
       to cut out the whole */
359
    cairo_rectangle(cr, mx + fbw, my,
360
                    -1 * fbw, fbh);
361
    cairo_fill(cr);
362

    
363
    cairo_scale(cr, s->scale_x, s->scale_y);
364
    cairo_set_source_surface(cr, s->surface, mx / s->scale_x, my / s->scale_y);
365
    cairo_paint(cr);
366

    
367
    return TRUE;
368
}
369

    
370
static gboolean gd_expose_event(GtkWidget *widget, GdkEventExpose *expose,
371
                                void *opaque)
372
{
373
    cairo_t *cr;
374
    gboolean ret;
375

    
376
    cr = gdk_cairo_create(gtk_widget_get_window(widget));
377
    cairo_rectangle(cr,
378
                    expose->area.x,
379
                    expose->area.y,
380
                    expose->area.width,
381
                    expose->area.height);
382
    cairo_clip(cr);
383

    
384
    ret = gd_draw_event(widget, cr, opaque);
385

    
386
    cairo_destroy(cr);
387

    
388
    return ret;
389
}
390

    
391
static gboolean gd_motion_event(GtkWidget *widget, GdkEventMotion *motion,
392
                                void *opaque)
393
{
394
    GtkDisplayState *s = opaque;
395
    int dx, dy;
396
    int x, y;
397
    int mx, my;
398
    int fbh, fbw;
399
    int ww, wh;
400

    
401
    fbw = ds_get_width(s->ds) * s->scale_x;
402
    fbh = ds_get_height(s->ds) * s->scale_y;
403

    
404
    gdk_drawable_get_size(gtk_widget_get_window(s->drawing_area), &ww, &wh);
405

    
406
    mx = my = 0;
407
    if (ww > fbw) {
408
        mx = (ww - fbw) / 2;
409
    }
410
    if (wh > fbh) {
411
        my = (wh - fbh) / 2;
412
    }
413

    
414
    x = (motion->x - mx) / s->scale_x;
415
    y = (motion->y - my) / s->scale_y;
416

    
417
    if (x < 0 || y < 0 ||
418
        x >= ds_get_width(s->ds) ||
419
        y >= ds_get_height(s->ds)) {
420
        return TRUE;
421
    }
422

    
423
    if (kbd_mouse_is_absolute()) {
424
        dx = x * 0x7FFF / (ds_get_width(s->ds) - 1);
425
        dy = y * 0x7FFF / (ds_get_height(s->ds) - 1);
426
    } else if (s->last_x == -1 || s->last_y == -1) {
427
        dx = 0;
428
        dy = 0;
429
    } else {
430
        dx = x - s->last_x;
431
        dy = y - s->last_y;
432
    }
433

    
434
    s->last_x = x;
435
    s->last_y = y;
436

    
437
    if (kbd_mouse_is_absolute() || gd_is_grab_active(s)) {
438
        kbd_mouse_event(dx, dy, 0, s->button_mask);
439
    }
440

    
441
    if (!kbd_mouse_is_absolute() && gd_is_grab_active(s)) {
442
        GdkDrawable *drawable = GDK_DRAWABLE(gtk_widget_get_window(s->drawing_area));
443
        GdkDisplay *display = gdk_drawable_get_display(drawable);
444
        GdkScreen *screen = gdk_drawable_get_screen(drawable);
445
        int x = (int)motion->x_root;
446
        int y = (int)motion->y_root;
447

    
448
        /* In relative mode check to see if client pointer hit
449
         * one of the screen edges, and if so move it back by
450
         * 200 pixels. This is important because the pointer
451
         * in the server doesn't correspond 1-for-1, and so
452
         * may still be only half way across the screen. Without
453
         * this warp, the server pointer would thus appear to hit
454
         * an invisible wall */
455
        if (x == 0) {
456
            x += 200;
457
        }
458
        if (y == 0) {
459
            y += 200;
460
        }
461
        if (x == (gdk_screen_get_width(screen) - 1)) {
462
            x -= 200;
463
        }
464
        if (y == (gdk_screen_get_height(screen) - 1)) {
465
            y -= 200;
466
        }
467

    
468
        if (x != (int)motion->x_root || y != (int)motion->y_root) {
469
            gdk_display_warp_pointer(display, screen, x, y);
470
            s->last_x = -1;
471
            s->last_y = -1;
472
            return FALSE;
473
        }
474
    }
475
    return TRUE;
476
}
477

    
478
static gboolean gd_button_event(GtkWidget *widget, GdkEventButton *button,
479
                                void *opaque)
480
{
481
    GtkDisplayState *s = opaque;
482
    int dx, dy;
483
    int n;
484

    
485
    if (button->button == 1) {
486
        n = 0x01;
487
    } else if (button->button == 2) {
488
        n = 0x04;
489
    } else if (button->button == 3) {
490
        n = 0x02;
491
    } else {
492
        n = 0x00;
493
    }
494

    
495
    if (button->type == GDK_BUTTON_PRESS) {
496
        s->button_mask |= n;
497
    } else if (button->type == GDK_BUTTON_RELEASE) {
498
        s->button_mask &= ~n;
499
    }
500

    
501
    if (kbd_mouse_is_absolute()) {
502
        dx = s->last_x * 0x7FFF / (ds_get_width(s->ds) - 1);
503
        dy = s->last_y * 0x7FFF / (ds_get_height(s->ds) - 1);
504
    } else {
505
        dx = 0;
506
        dy = 0;
507
    }
508

    
509
    kbd_mouse_event(dx, dy, 0, s->button_mask);
510
        
511
    return TRUE;
512
}
513

    
514
static gboolean gd_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque)
515
{
516
    int gdk_keycode;
517
    int qemu_keycode;
518

    
519
    gdk_keycode = key->hardware_keycode;
520

    
521
    if (gdk_keycode < 9) {
522
        qemu_keycode = 0;
523
    } else if (gdk_keycode < 97) {
524
        qemu_keycode = gdk_keycode - 8;
525
    } else if (gdk_keycode < 158) {
526
        qemu_keycode = translate_evdev_keycode(gdk_keycode - 97);
527
    } else if (gdk_keycode == 208) { /* Hiragana_Katakana */
528
        qemu_keycode = 0x70;
529
    } else if (gdk_keycode == 211) { /* backslash */
530
        qemu_keycode = 0x73;
531
    } else {
532
        qemu_keycode = 0;
533
    }
534

    
535
    DPRINTF("translated GDK keycode %d to QEMU keycode %d (%s)\n",
536
            gdk_keycode, qemu_keycode,
537
            (key->type == GDK_KEY_PRESS) ? "down" : "up");
538

    
539
    if (qemu_keycode & SCANCODE_GREY) {
540
        kbd_put_keycode(SCANCODE_EMUL0);
541
    }
542

    
543
    if (key->type == GDK_KEY_PRESS) {
544
        kbd_put_keycode(qemu_keycode & SCANCODE_KEYCODEMASK);
545
    } else if (key->type == GDK_KEY_RELEASE) {
546
        kbd_put_keycode(qemu_keycode | SCANCODE_UP);
547
    } else {
548
        g_assert_not_reached();
549
    }
550

    
551
    return TRUE;
552
}
553

    
554
/** Window Menu Actions **/
555

    
556
static void gd_menu_quit(GtkMenuItem *item, void *opaque)
557
{
558
    qmp_quit(NULL);
559
}
560

    
561
static void gd_menu_switch_vc(GtkMenuItem *item, void *opaque)
562
{
563
    GtkDisplayState *s = opaque;
564

    
565
    if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->vga_item))) {
566
        gtk_notebook_set_current_page(GTK_NOTEBOOK(s->notebook), 0);
567
    } else {
568
        int i;
569

    
570
        for (i = 0; i < s->nb_vcs; i++) {
571
            if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->vc[i].menu_item))) {
572
                gtk_notebook_set_current_page(GTK_NOTEBOOK(s->notebook), i + 1);
573
                break;
574
            }
575
        }
576
    }
577
}
578

    
579
static void gd_menu_show_tabs(GtkMenuItem *item, void *opaque)
580
{
581
    GtkDisplayState *s = opaque;
582

    
583
    if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->show_tabs_item))) {
584
        gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), TRUE);
585
    } else {
586
        gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
587
    }
588
}
589

    
590
static void gd_menu_full_screen(GtkMenuItem *item, void *opaque)
591
{
592
    GtkDisplayState *s = opaque;
593

    
594
    if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->full_screen_item))) {
595
        gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
596
        gtk_widget_set_size_request(s->menu_bar, 0, 0);
597
        gtk_widget_set_size_request(s->drawing_area, -1, -1);
598
        gtk_window_fullscreen(GTK_WINDOW(s->window));
599
        if (gd_on_vga(s)) {
600
            gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item), TRUE);
601
        }
602
        s->full_screen = TRUE;
603
    } else {
604
        gtk_window_unfullscreen(GTK_WINDOW(s->window));
605
        gd_menu_show_tabs(GTK_MENU_ITEM(s->show_tabs_item), s);
606
        gtk_widget_set_size_request(s->menu_bar, -1, -1);
607
        gtk_widget_set_size_request(s->drawing_area,
608
                                    ds_get_width(s->ds), ds_get_height(s->ds));
609
        gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item), FALSE);
610
        s->full_screen = FALSE;
611
        s->scale_x = 1.0;
612
        s->scale_y = 1.0;
613
    }
614

    
615
    gd_update_cursor(s, FALSE);
616
}
617

    
618
static void gd_menu_zoom_in(GtkMenuItem *item, void *opaque)
619
{
620
    GtkDisplayState *s = opaque;
621

    
622
    gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
623
                                   FALSE);
624

    
625
    s->scale_x += .25;
626
    s->scale_y += .25;
627

    
628
    gd_resize(s->ds);
629
}
630

    
631
static void gd_menu_zoom_out(GtkMenuItem *item, void *opaque)
632
{
633
    GtkDisplayState *s = opaque;
634

    
635
    gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item),
636
                                   FALSE);
637

    
638
    s->scale_x -= .25;
639
    s->scale_y -= .25;
640

    
641
    s->scale_x = MAX(s->scale_x, .25);
642
    s->scale_y = MAX(s->scale_y, .25);
643

    
644
    gd_resize(s->ds);
645
}
646

    
647
static void gd_menu_zoom_fixed(GtkMenuItem *item, void *opaque)
648
{
649
    GtkDisplayState *s = opaque;
650

    
651
    s->scale_x = 1.0;
652
    s->scale_y = 1.0;
653

    
654
    gd_resize(s->ds);
655
}
656

    
657
static void gd_menu_zoom_fit(GtkMenuItem *item, void *opaque)
658
{
659
    GtkDisplayState *s = opaque;
660
    int ww, wh;
661

    
662
    if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item))) {
663
        s->free_scale = TRUE;
664
    } else {
665
        s->free_scale = FALSE;
666
    }
667

    
668
    gd_resize(s->ds);
669

    
670
    gdk_drawable_get_size(gtk_widget_get_window(s->drawing_area), &ww, &wh);
671
    gtk_widget_queue_draw_area(s->drawing_area, 0, 0, ww, wh);
672
}
673

    
674
static void gd_grab_keyboard(GtkDisplayState *s)
675
{
676
    gdk_keyboard_grab(gtk_widget_get_window(GTK_WIDGET(s->drawing_area)),
677
                      FALSE,
678
                      GDK_CURRENT_TIME);
679
}
680

    
681
static void gd_ungrab_keyboard(GtkDisplayState *s)
682
{
683
    gdk_keyboard_ungrab(GDK_CURRENT_TIME);
684
}
685

    
686
static void gd_menu_grab_input(GtkMenuItem *item, void *opaque)
687
{
688
    GtkDisplayState *s = opaque;
689

    
690
    if (gd_is_grab_active(s)) {
691
        gd_grab_keyboard(s);
692
        gdk_pointer_grab(gtk_widget_get_window(GTK_WIDGET(s->drawing_area)),
693
                         FALSE, /* All events to come to our window directly */
694
                         GDK_POINTER_MOTION_MASK |
695
                         GDK_BUTTON_PRESS_MASK |
696
                         GDK_BUTTON_RELEASE_MASK |
697
                         GDK_BUTTON_MOTION_MASK |
698
                         GDK_SCROLL_MASK,
699
                         NULL, /* Allow cursor to move over entire desktop */
700
                         s->null_cursor,
701
                         GDK_CURRENT_TIME);
702
    } else {
703
        gd_ungrab_keyboard(s);
704
        gdk_pointer_ungrab(GDK_CURRENT_TIME);
705
    }
706

    
707
    gd_update_caption(s);
708
    gd_update_cursor(s, FALSE);
709
}
710

    
711
static void gd_change_page(GtkNotebook *nb, gpointer arg1, guint arg2,
712
                           gpointer data)
713
{
714
    GtkDisplayState *s = data;
715
    guint last_page;
716
    gboolean on_vga;
717

    
718
    if (!gtk_widget_get_realized(s->notebook)) {
719
        return;
720
    }
721

    
722
    last_page = gtk_notebook_get_current_page(nb);
723

    
724
    if (last_page) {
725
        gtk_widget_set_size_request(s->vc[last_page - 1].terminal, -1, -1);
726
    }
727

    
728
    on_vga = arg2 == 0;
729

    
730
    if (!on_vga) {
731
        gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
732
                                       FALSE);
733
    } else if (s->full_screen) {
734
        gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
735
                                       TRUE);
736
    }
737

    
738
    if (arg2 == 0) {
739
        gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->vga_item), TRUE);
740
    } else {
741
        VirtualConsole *vc = &s->vc[arg2 - 1];
742
        VteTerminal *term = VTE_TERMINAL(vc->terminal);
743
        int width, height;
744

    
745
        width = 80 * vte_terminal_get_char_width(term);
746
        height = 25 * vte_terminal_get_char_height(term);
747

    
748
        gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item), TRUE);
749
        gtk_widget_set_size_request(vc->terminal, width, height);
750
    }
751

    
752
    gtk_widget_set_sensitive(s->grab_item, on_vga);
753

    
754
    gd_update_cursor(s, TRUE);
755
}
756

    
757
static gboolean gd_enter_event(GtkWidget *widget, GdkEventCrossing *crossing, gpointer data)
758
{
759
    GtkDisplayState *s = data;
760

    
761
    if (!gd_is_grab_active(s) && gd_grab_on_hover(s)) {
762
        gd_grab_keyboard(s);
763
    }
764

    
765
    return TRUE;
766
}
767

    
768
static gboolean gd_leave_event(GtkWidget *widget, GdkEventCrossing *crossing, gpointer data)
769
{
770
    GtkDisplayState *s = data;
771

    
772
    if (!gd_is_grab_active(s) && gd_grab_on_hover(s)) {
773
        gd_ungrab_keyboard(s);
774
    }
775

    
776
    return TRUE;
777
}
778

    
779
/** Virtual Console Callbacks **/
780

    
781
static int gd_vc_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
782
{
783
    VirtualConsole *vc = chr->opaque;
784

    
785
    return write(vc->fd, buf, len);
786
}
787

    
788
static int nb_vcs;
789
static CharDriverState *vcs[MAX_VCS];
790

    
791
static CharDriverState *gd_vc_handler(QemuOpts *opts)
792
{
793
    CharDriverState *chr;
794

    
795
    chr = g_malloc0(sizeof(*chr));
796
    chr->chr_write = gd_vc_chr_write;
797

    
798
    vcs[nb_vcs++] = chr;
799

    
800
    return chr;
801
}
802

    
803
void early_gtk_display_init(void)
804
{
805
    register_vc_handler(gd_vc_handler);
806
}
807

    
808
static gboolean gd_vc_in(GIOChannel *chan, GIOCondition cond, void *opaque)
809
{
810
    VirtualConsole *vc = opaque;
811
    uint8_t buffer[1024];
812
    ssize_t len;
813

    
814
    len = read(vc->fd, buffer, sizeof(buffer));
815
    if (len <= 0) {
816
        return FALSE;
817
    }
818

    
819
    qemu_chr_be_write(vc->chr, buffer, len);
820

    
821
    return TRUE;
822
}
823

    
824
static GSList *gd_vc_init(GtkDisplayState *s, VirtualConsole *vc, int index, GSList *group)
825
{
826
    const char *label;
827
    char buffer[32];
828
    char path[32];
829
    VtePty *pty;
830
    GIOChannel *chan;
831
    GtkWidget *scrolled_window;
832
    GtkAdjustment *vadjustment;
833
    int master_fd, slave_fd, ret;
834
    struct termios tty;
835

    
836
    snprintf(buffer, sizeof(buffer), "vc%d", index);
837
    snprintf(path, sizeof(path), "<QEMU>/View/VC%d", index);
838

    
839
    vc->chr = vcs[index];
840

    
841
    if (vc->chr->label) {
842
        label = vc->chr->label;
843
    } else {
844
        label = buffer;
845
    }
846

    
847
    vc->menu_item = gtk_radio_menu_item_new_with_mnemonic(group, label);
848
    group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(vc->menu_item));
849
    gtk_menu_item_set_accel_path(GTK_MENU_ITEM(vc->menu_item), path);
850
    gtk_accel_map_add_entry(path, GDK_KEY_2 + index, GDK_CONTROL_MASK | GDK_MOD1_MASK);
851

    
852
    vc->terminal = vte_terminal_new();
853

    
854
    ret = openpty(&master_fd, &slave_fd, NULL, NULL, NULL);
855
    g_assert(ret != -1);
856

    
857
    /* Set raw attributes on the pty. */
858
    tcgetattr(slave_fd, &tty);
859
    cfmakeraw(&tty);
860
    tcsetattr(slave_fd, TCSAFLUSH, &tty);
861

    
862
    pty = vte_pty_new_foreign(master_fd, NULL);
863

    
864
    vte_terminal_set_pty_object(VTE_TERMINAL(vc->terminal), pty);
865

    
866
    vte_terminal_set_scrollback_lines(VTE_TERMINAL(vc->terminal), -1);
867

    
868
    vadjustment = vte_terminal_get_adjustment(VTE_TERMINAL(vc->terminal));
869

    
870
    scrolled_window = gtk_scrolled_window_new(NULL, vadjustment);
871
    gtk_container_add(GTK_CONTAINER(scrolled_window), vc->terminal);
872

    
873
    vte_terminal_set_size(VTE_TERMINAL(vc->terminal), 80, 25);
874

    
875
    vc->fd = slave_fd;
876
    vc->chr->opaque = vc;
877
    vc->scrolled_window = scrolled_window;
878

    
879
    gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(vc->scrolled_window),
880
                                   GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
881

    
882
    gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), scrolled_window, gtk_label_new(label));
883
    g_signal_connect(vc->menu_item, "activate",
884
                     G_CALLBACK(gd_menu_switch_vc), s);
885

    
886
    gtk_menu_append(GTK_MENU(s->view_menu), vc->menu_item);
887

    
888
    qemu_chr_generic_open(vc->chr);
889
    if (vc->chr->init) {
890
        vc->chr->init(vc->chr);
891
    }
892

    
893
    chan = g_io_channel_unix_new(vc->fd);
894
    g_io_add_watch(chan, G_IO_IN, gd_vc_in, vc);
895

    
896
    return group;
897
}
898

    
899
/** Window Creation **/
900

    
901
static void gd_connect_signals(GtkDisplayState *s)
902
{
903
    g_signal_connect(s->show_tabs_item, "activate",
904
                     G_CALLBACK(gd_menu_show_tabs), s);
905

    
906
    g_signal_connect(s->window, "delete-event",
907
                     G_CALLBACK(gd_window_close), s);
908

    
909
    g_signal_connect(s->drawing_area, "expose-event",
910
                     G_CALLBACK(gd_expose_event), s);
911
    g_signal_connect(s->drawing_area, "motion-notify-event",
912
                     G_CALLBACK(gd_motion_event), s);
913
    g_signal_connect(s->drawing_area, "button-press-event",
914
                     G_CALLBACK(gd_button_event), s);
915
    g_signal_connect(s->drawing_area, "button-release-event",
916
                     G_CALLBACK(gd_button_event), s);
917
    g_signal_connect(s->drawing_area, "key-press-event",
918
                     G_CALLBACK(gd_key_event), s);
919
    g_signal_connect(s->drawing_area, "key-release-event",
920
                     G_CALLBACK(gd_key_event), s);
921

    
922
    g_signal_connect(s->quit_item, "activate",
923
                     G_CALLBACK(gd_menu_quit), s);
924
    g_signal_connect(s->full_screen_item, "activate",
925
                     G_CALLBACK(gd_menu_full_screen), s);
926
    g_signal_connect(s->zoom_in_item, "activate",
927
                     G_CALLBACK(gd_menu_zoom_in), s);
928
    g_signal_connect(s->zoom_out_item, "activate",
929
                     G_CALLBACK(gd_menu_zoom_out), s);
930
    g_signal_connect(s->zoom_fixed_item, "activate",
931
                     G_CALLBACK(gd_menu_zoom_fixed), s);
932
    g_signal_connect(s->zoom_fit_item, "activate",
933
                     G_CALLBACK(gd_menu_zoom_fit), s);
934
    g_signal_connect(s->vga_item, "activate",
935
                     G_CALLBACK(gd_menu_switch_vc), s);
936
    g_signal_connect(s->grab_item, "activate",
937
                     G_CALLBACK(gd_menu_grab_input), s);
938
    g_signal_connect(s->notebook, "switch-page",
939
                     G_CALLBACK(gd_change_page), s);
940
    g_signal_connect(s->drawing_area, "enter-notify-event",
941
                     G_CALLBACK(gd_enter_event), s);
942
    g_signal_connect(s->drawing_area, "leave-notify-event",
943
                     G_CALLBACK(gd_leave_event), s);
944
}
945

    
946
static void gd_create_menus(GtkDisplayState *s)
947
{
948
    GtkStockItem item;
949
    GtkAccelGroup *accel_group;
950
    GSList *group = NULL;
951
    GtkWidget *separator;
952
    int i;
953

    
954
    accel_group = gtk_accel_group_new();
955
    s->file_menu = gtk_menu_new();
956
    gtk_menu_set_accel_group(GTK_MENU(s->file_menu), accel_group);
957
    s->file_menu_item = gtk_menu_item_new_with_mnemonic(_("_File"));
958

    
959
    s->quit_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_QUIT, NULL);
960
    gtk_stock_lookup(GTK_STOCK_QUIT, &item);
961
    gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->quit_item),
962
                                 "<QEMU>/File/Quit");
963
    gtk_accel_map_add_entry("<QEMU>/File/Quit", item.keyval, item.modifier);
964

    
965
    s->view_menu = gtk_menu_new();
966
    gtk_menu_set_accel_group(GTK_MENU(s->view_menu), accel_group);
967
    s->view_menu_item = gtk_menu_item_new_with_mnemonic(_("_View"));
968

    
969
    s->full_screen_item = gtk_check_menu_item_new_with_mnemonic(_("_Full Screen"));
970
    gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->full_screen_item),
971
                                 "<QEMU>/View/Full Screen");
972
    gtk_accel_map_add_entry("<QEMU>/View/Full Screen", GDK_KEY_f, GDK_CONTROL_MASK | GDK_MOD1_MASK);
973
    gtk_menu_append(GTK_MENU(s->view_menu), s->full_screen_item);
974

    
975
    separator = gtk_separator_menu_item_new();
976
    gtk_menu_append(GTK_MENU(s->view_menu), separator);
977

    
978
    s->zoom_in_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_ZOOM_IN, NULL);
979
    gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_in_item),
980
                                 "<QEMU>/View/Zoom In");
981
    gtk_accel_map_add_entry("<QEMU>/View/Zoom In", GDK_KEY_plus, GDK_CONTROL_MASK | GDK_MOD1_MASK);
982
    gtk_menu_append(GTK_MENU(s->view_menu), s->zoom_in_item);
983

    
984
    s->zoom_out_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_ZOOM_OUT, NULL);
985
    gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_out_item),
986
                                 "<QEMU>/View/Zoom Out");
987
    gtk_accel_map_add_entry("<QEMU>/View/Zoom Out", GDK_KEY_minus, GDK_CONTROL_MASK | GDK_MOD1_MASK);
988
    gtk_menu_append(GTK_MENU(s->view_menu), s->zoom_out_item);
989

    
990
    s->zoom_fixed_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_ZOOM_100, NULL);
991
    gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_fixed_item),
992
                                 "<QEMU>/View/Zoom Fixed");
993
    gtk_accel_map_add_entry("<QEMU>/View/Zoom Fixed", GDK_KEY_0, GDK_CONTROL_MASK | GDK_MOD1_MASK);
994
    gtk_menu_append(GTK_MENU(s->view_menu), s->zoom_fixed_item);
995

    
996
    s->zoom_fit_item = gtk_check_menu_item_new_with_mnemonic(_("Zoom To _Fit"));
997
    gtk_menu_append(GTK_MENU(s->view_menu), s->zoom_fit_item);
998

    
999
    separator = gtk_separator_menu_item_new();
1000
    gtk_menu_append(GTK_MENU(s->view_menu), separator);
1001

    
1002
    s->grab_on_hover_item = gtk_check_menu_item_new_with_mnemonic(_("Grab On _Hover"));
1003
    gtk_menu_append(GTK_MENU(s->view_menu), s->grab_on_hover_item);
1004

    
1005
    s->grab_item = gtk_check_menu_item_new_with_mnemonic(_("_Grab Input"));
1006
    gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->grab_item),
1007
                                 "<QEMU>/View/Grab Input");
1008
    gtk_accel_map_add_entry("<QEMU>/View/Grab Input", GDK_KEY_g, GDK_CONTROL_MASK | GDK_MOD1_MASK);
1009
    gtk_menu_append(GTK_MENU(s->view_menu), s->grab_item);
1010

    
1011
    separator = gtk_separator_menu_item_new();
1012
    gtk_menu_append(GTK_MENU(s->view_menu), separator);
1013

    
1014
    s->vga_item = gtk_radio_menu_item_new_with_mnemonic(group, "_VGA");
1015
    group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(s->vga_item));
1016
    gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->vga_item),
1017
                                 "<QEMU>/View/VGA");
1018
    gtk_accel_map_add_entry("<QEMU>/View/VGA", GDK_KEY_1, GDK_CONTROL_MASK | GDK_MOD1_MASK);
1019
    gtk_menu_append(GTK_MENU(s->view_menu), s->vga_item);
1020

    
1021
    for (i = 0; i < nb_vcs; i++) {
1022
        VirtualConsole *vc = &s->vc[i];
1023

    
1024
        group = gd_vc_init(s, vc, i, group);
1025
        s->nb_vcs++;
1026
    }
1027

    
1028
    separator = gtk_separator_menu_item_new();
1029
    gtk_menu_append(GTK_MENU(s->view_menu), separator);
1030

    
1031
    s->show_tabs_item = gtk_check_menu_item_new_with_mnemonic(_("Show _Tabs"));
1032
    gtk_menu_append(GTK_MENU(s->view_menu), s->show_tabs_item);
1033

    
1034
    g_object_set_data(G_OBJECT(s->window), "accel_group", accel_group);
1035
    gtk_window_add_accel_group(GTK_WINDOW(s->window), accel_group);
1036

    
1037
    gtk_menu_append(GTK_MENU(s->file_menu), s->quit_item);
1038
    gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->file_menu_item), s->file_menu);
1039
    gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->file_menu_item);
1040

    
1041
    gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->view_menu_item), s->view_menu);
1042
    gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->view_menu_item);
1043
}
1044

    
1045
void gtk_display_init(DisplayState *ds)
1046
{
1047
    GtkDisplayState *s = g_malloc0(sizeof(*s));
1048

    
1049
    gtk_init(NULL, NULL);
1050

    
1051
    ds->opaque = s;
1052
    s->ds = ds;
1053
    s->dcl.dpy_gfx_update = gd_update;
1054
    s->dcl.dpy_gfx_resize = gd_resize;
1055
    s->dcl.dpy_refresh = gd_refresh;
1056

    
1057
    s->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
1058
    s->vbox = gtk_vbox_new(FALSE, 0);
1059
    s->notebook = gtk_notebook_new();
1060
    s->drawing_area = gtk_drawing_area_new();
1061
    s->menu_bar = gtk_menu_bar_new();
1062

    
1063
    s->scale_x = 1.0;
1064
    s->scale_y = 1.0;
1065
    s->free_scale = FALSE;
1066

    
1067
    setlocale(LC_ALL, "");
1068
    bindtextdomain("qemu", CONFIG_QEMU_LOCALEDIR);
1069
    textdomain("qemu");
1070

    
1071
    s->null_cursor = gdk_cursor_new(GDK_BLANK_CURSOR);
1072

    
1073
    s->mouse_mode_notifier.notify = gd_mouse_mode_change;
1074
    qemu_add_mouse_mode_change_notifier(&s->mouse_mode_notifier);
1075
    qemu_add_vm_change_state_handler(gd_change_runstate, s);
1076

    
1077
    gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), s->drawing_area, gtk_label_new("VGA"));
1078

    
1079
    gd_create_menus(s);
1080

    
1081
    gd_connect_signals(s);
1082

    
1083
    gtk_widget_add_events(s->drawing_area,
1084
                          GDK_POINTER_MOTION_MASK |
1085
                          GDK_BUTTON_PRESS_MASK |
1086
                          GDK_BUTTON_RELEASE_MASK |
1087
                          GDK_BUTTON_MOTION_MASK |
1088
                          GDK_ENTER_NOTIFY_MASK |
1089
                          GDK_LEAVE_NOTIFY_MASK |
1090
                          GDK_SCROLL_MASK |
1091
                          GDK_KEY_PRESS_MASK);
1092
    gtk_widget_set_double_buffered(s->drawing_area, FALSE);
1093
    gtk_widget_set_can_focus(s->drawing_area, TRUE);
1094

    
1095
    gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
1096
    gtk_notebook_set_show_border(GTK_NOTEBOOK(s->notebook), FALSE);
1097

    
1098
    gd_update_caption(s);
1099

    
1100
    gtk_box_pack_start(GTK_BOX(s->vbox), s->menu_bar, FALSE, TRUE, 0);
1101
    gtk_box_pack_start(GTK_BOX(s->vbox), s->notebook, TRUE, TRUE, 0);
1102

    
1103
    gtk_container_add(GTK_CONTAINER(s->window), s->vbox);
1104

    
1105
    gtk_widget_show_all(s->window);
1106

    
1107
    register_displaychangelistener(ds, &s->dcl);
1108

    
1109
    global_state = s;
1110
}