qemu-patch-raspberry4/ui/gtk.c
Anthony Liguori 5104a1f650 gtk: add support for input grabbing (v2)
There is a small deviation from SDL's behavior here.  Instead of Ctrl+Alt
triggering grab, we now use Ctrl-Alt-g to trigger grab.

GTK will not accept Ctrl+Alt as an accelerator since it just consists of
modifiers.  Having grab as a proper accelerator is important as it allows a user
to override the accelerator for accessibility purposes.

We also are not automatically grabbing on left-click.  Besides the inability to
tie mouse clicks to an accelerator, I think this behavior is hard to discover
and since it only happens depending on the guest state, it can lead to confusing
behavior.

This can be changed in the future if there's a strong resistence to dropping
left-click-to-grab, but I think we're better off dropping it.

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Message-id: 1361367806-4599-6-git-send-email-aliguori@us.ibm.com
2013-02-21 16:34:48 -06:00

883 lines
24 KiB
C

/*
* GTK UI
*
* Copyright IBM, Corp. 2012
*
* Authors:
* Anthony Liguori <aliguori@us.ibm.com>
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*
* Portions from gtk-vnc:
*
* GTK VNC Widget
*
* Copyright (C) 2006 Anthony Liguori <anthony@codemonkey.ws>
* Copyright (C) 2009-2010 Daniel P. Berrange <dan@berrange.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.0 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <gtk/gtk.h>
#include <gdk/gdkkeysyms.h>
#include <vte/vte.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <sys/wait.h>
#include <pty.h>
#include <math.h>
#include "qemu-common.h"
#include "ui/console.h"
#include "sysemu/sysemu.h"
#include "qmp-commands.h"
#include "x_keymap.h"
#include "keymaps.h"
#include "char/char.h"
//#define DEBUG_GTK
#ifdef DEBUG_GTK
#define DPRINTF(fmt, ...) printf(fmt, ## __VA_ARGS__)
#else
#define DPRINTF(fmt, ...) do { } while (0)
#endif
#define MAX_VCS 10
typedef struct VirtualConsole
{
GtkWidget *menu_item;
GtkWidget *terminal;
GtkWidget *scrolled_window;
CharDriverState *chr;
int fd;
} VirtualConsole;
typedef struct GtkDisplayState
{
GtkWidget *window;
GtkWidget *menu_bar;
GtkWidget *file_menu_item;
GtkWidget *file_menu;
GtkWidget *quit_item;
GtkWidget *view_menu_item;
GtkWidget *view_menu;
GtkWidget *grab_item;
GtkWidget *grab_on_hover_item;
GtkWidget *vga_item;
int nb_vcs;
VirtualConsole vc[MAX_VCS];
GtkWidget *show_tabs_item;
GtkWidget *vbox;
GtkWidget *notebook;
GtkWidget *drawing_area;
cairo_surface_t *surface;
DisplayChangeListener dcl;
DisplayState *ds;
int button_mask;
int last_x;
int last_y;
double scale_x;
double scale_y;
GdkCursor *null_cursor;
Notifier mouse_mode_notifier;
} GtkDisplayState;
static GtkDisplayState *global_state;
/** Utility Functions **/
static bool gd_is_grab_active(GtkDisplayState *s)
{
return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_item));
}
static bool gd_grab_on_hover(GtkDisplayState *s)
{
return gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->grab_on_hover_item));
}
static bool gd_on_vga(GtkDisplayState *s)
{
return gtk_notebook_get_current_page(GTK_NOTEBOOK(s->notebook)) == 0;
}
static void gd_update_cursor(GtkDisplayState *s, gboolean override)
{
GdkWindow *window;
bool on_vga;
window = gtk_widget_get_window(GTK_WIDGET(s->drawing_area));
on_vga = gd_on_vga(s);
if ((override || on_vga) &&
(kbd_mouse_is_absolute() || gd_is_grab_active(s))) {
gdk_window_set_cursor(window, s->null_cursor);
} else {
gdk_window_set_cursor(window, NULL);
}
}
static void gd_update_caption(GtkDisplayState *s)
{
const char *status = "";
gchar *title;
const char *grab = "";
if (gd_is_grab_active(s)) {
grab = " - Press Ctrl+Alt+G to release grab";
}
if (!runstate_is_running()) {
status = " [Stopped]";
}
if (qemu_name) {
title = g_strdup_printf("QEMU (%s)%s%s", qemu_name, status, grab);
} else {
title = g_strdup_printf("QEMU%s%s", status, grab);
}
gtk_window_set_title(GTK_WINDOW(s->window), title);
g_free(title);
}
/** DisplayState Callbacks **/
static void gd_update(DisplayState *ds, int x, int y, int w, int h)
{
GtkDisplayState *s = ds->opaque;
int x1, x2, y1, y2;
DPRINTF("update(x=%d, y=%d, w=%d, h=%d)\n", x, y, w, h);
x1 = floor(x * s->scale_x);
y1 = floor(y * s->scale_y);
x2 = ceil(x * s->scale_x + w * s->scale_x);
y2 = ceil(y * s->scale_y + h * s->scale_y);
gtk_widget_queue_draw_area(s->drawing_area, x1, y1, (x2 - x1), (y2 - y1));
}
static void gd_refresh(DisplayState *ds)
{
vga_hw_update();
}
static void gd_resize(DisplayState *ds)
{
GtkDisplayState *s = ds->opaque;
cairo_format_t kind;
int stride;
DPRINTF("resize(width=%d, height=%d)\n",
ds_get_width(ds), ds_get_height(ds));
if (s->surface) {
cairo_surface_destroy(s->surface);
}
switch (ds->surface->pf.bits_per_pixel) {
case 8:
kind = CAIRO_FORMAT_A8;
break;
case 16:
kind = CAIRO_FORMAT_RGB16_565;
break;
case 32:
kind = CAIRO_FORMAT_RGB24;
break;
default:
g_assert_not_reached();
break;
}
stride = cairo_format_stride_for_width(kind, ds_get_width(ds));
g_assert(ds_get_linesize(ds) == stride);
s->surface = cairo_image_surface_create_for_data(ds_get_data(ds),
kind,
ds_get_width(ds),
ds_get_height(ds),
ds_get_linesize(ds));
gtk_widget_set_size_request(s->drawing_area,
ds_get_width(ds) * s->scale_x,
ds_get_height(ds) * s->scale_y);
}
/** QEMU Events **/
static void gd_change_runstate(void *opaque, int running, RunState state)
{
GtkDisplayState *s = opaque;
gd_update_caption(s);
}
static void gd_mouse_mode_change(Notifier *notify, void *data)
{
gd_update_cursor(container_of(notify, GtkDisplayState, mouse_mode_notifier),
FALSE);
}
/** GTK Events **/
static gboolean gd_window_close(GtkWidget *widget, GdkEvent *event,
void *opaque)
{
GtkDisplayState *s = opaque;
if (!no_quit) {
unregister_displaychangelistener(s->ds, &s->dcl);
qmp_quit(NULL);
return FALSE;
}
return TRUE;
}
static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque)
{
GtkDisplayState *s = opaque;
int ww, wh;
int fbw, fbh;
fbw = ds_get_width(s->ds);
fbh = ds_get_height(s->ds);
gdk_drawable_get_size(gtk_widget_get_window(widget), &ww, &wh);
cairo_rectangle(cr, 0, 0, ww, wh);
if (ww != fbw || wh != fbh) {
s->scale_x = (double)ww / fbw;
s->scale_y = (double)wh / fbh;
cairo_scale(cr, s->scale_x, s->scale_y);
} else {
s->scale_x = 1.0;
s->scale_y = 1.0;
}
fbw *= s->scale_x;
fbh *= s->scale_y;
cairo_set_source_surface(cr, s->surface, 0, 0);
cairo_paint(cr);
return TRUE;
}
static gboolean gd_expose_event(GtkWidget *widget, GdkEventExpose *expose,
void *opaque)
{
cairo_t *cr;
gboolean ret;
cr = gdk_cairo_create(gtk_widget_get_window(widget));
cairo_rectangle(cr,
expose->area.x,
expose->area.y,
expose->area.width,
expose->area.height);
cairo_clip(cr);
ret = gd_draw_event(widget, cr, opaque);
cairo_destroy(cr);
return ret;
}
static gboolean gd_motion_event(GtkWidget *widget, GdkEventMotion *motion,
void *opaque)
{
GtkDisplayState *s = opaque;
int dx, dy;
int x, y;
x = motion->x / s->scale_x;
y = motion->y / s->scale_y;
if (kbd_mouse_is_absolute()) {
dx = x * 0x7FFF / (ds_get_width(s->ds) - 1);
dy = y * 0x7FFF / (ds_get_height(s->ds) - 1);
} else if (s->last_x == -1 || s->last_y == -1) {
dx = 0;
dy = 0;
} else {
dx = x - s->last_x;
dy = y - s->last_y;
}
s->last_x = x;
s->last_y = y;
if (kbd_mouse_is_absolute() || gd_is_grab_active(s)) {
kbd_mouse_event(dx, dy, 0, s->button_mask);
}
if (!kbd_mouse_is_absolute() && gd_is_grab_active(s)) {
GdkDrawable *drawable = GDK_DRAWABLE(gtk_widget_get_window(s->drawing_area));
GdkDisplay *display = gdk_drawable_get_display(drawable);
GdkScreen *screen = gdk_drawable_get_screen(drawable);
int x = (int)motion->x_root;
int y = (int)motion->y_root;
/* In relative mode check to see if client pointer hit
* one of the screen edges, and if so move it back by
* 200 pixels. This is important because the pointer
* in the server doesn't correspond 1-for-1, and so
* may still be only half way across the screen. Without
* this warp, the server pointer would thus appear to hit
* an invisible wall */
if (x == 0) {
x += 200;
}
if (y == 0) {
y += 200;
}
if (x == (gdk_screen_get_width(screen) - 1)) {
x -= 200;
}
if (y == (gdk_screen_get_height(screen) - 1)) {
y -= 200;
}
if (x != (int)motion->x_root || y != (int)motion->y_root) {
gdk_display_warp_pointer(display, screen, x, y);
s->last_x = -1;
s->last_y = -1;
return FALSE;
}
}
return TRUE;
}
static gboolean gd_button_event(GtkWidget *widget, GdkEventButton *button,
void *opaque)
{
GtkDisplayState *s = opaque;
int dx, dy;
int n;
if (button->button == 1) {
n = 0x01;
} else if (button->button == 2) {
n = 0x04;
} else if (button->button == 3) {
n = 0x02;
} else {
n = 0x00;
}
if (button->type == GDK_BUTTON_PRESS) {
s->button_mask |= n;
} else if (button->type == GDK_BUTTON_RELEASE) {
s->button_mask &= ~n;
}
if (kbd_mouse_is_absolute()) {
dx = s->last_x * 0x7FFF / (ds_get_width(s->ds) - 1);
dy = s->last_y * 0x7FFF / (ds_get_height(s->ds) - 1);
} else {
dx = 0;
dy = 0;
}
kbd_mouse_event(dx, dy, 0, s->button_mask);
return TRUE;
}
static gboolean gd_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque)
{
int gdk_keycode;
int qemu_keycode;
gdk_keycode = key->hardware_keycode;
if (gdk_keycode < 9) {
qemu_keycode = 0;
} else if (gdk_keycode < 97) {
qemu_keycode = gdk_keycode - 8;
} else if (gdk_keycode < 158) {
qemu_keycode = translate_evdev_keycode(gdk_keycode - 97);
} else if (gdk_keycode == 208) { /* Hiragana_Katakana */
qemu_keycode = 0x70;
} else if (gdk_keycode == 211) { /* backslash */
qemu_keycode = 0x73;
} else {
qemu_keycode = 0;
}
DPRINTF("translated GDK keycode %d to QEMU keycode %d (%s)\n",
gdk_keycode, qemu_keycode,
(key->type == GDK_KEY_PRESS) ? "down" : "up");
if (qemu_keycode & SCANCODE_GREY) {
kbd_put_keycode(SCANCODE_EMUL0);
}
if (key->type == GDK_KEY_PRESS) {
kbd_put_keycode(qemu_keycode & SCANCODE_KEYCODEMASK);
} else if (key->type == GDK_KEY_RELEASE) {
kbd_put_keycode(qemu_keycode | SCANCODE_UP);
} else {
g_assert_not_reached();
}
return TRUE;
}
/** Window Menu Actions **/
static void gd_menu_quit(GtkMenuItem *item, void *opaque)
{
qmp_quit(NULL);
}
static void gd_menu_switch_vc(GtkMenuItem *item, void *opaque)
{
GtkDisplayState *s = opaque;
if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->vga_item))) {
gtk_notebook_set_current_page(GTK_NOTEBOOK(s->notebook), 0);
} else {
int i;
for (i = 0; i < s->nb_vcs; i++) {
if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->vc[i].menu_item))) {
gtk_notebook_set_current_page(GTK_NOTEBOOK(s->notebook), i + 1);
break;
}
}
}
}
static void gd_menu_show_tabs(GtkMenuItem *item, void *opaque)
{
GtkDisplayState *s = opaque;
if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->show_tabs_item))) {
gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), TRUE);
} else {
gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
}
}
static void gd_grab_keyboard(GtkDisplayState *s)
{
gdk_keyboard_grab(gtk_widget_get_window(GTK_WIDGET(s->drawing_area)),
FALSE,
GDK_CURRENT_TIME);
}
static void gd_ungrab_keyboard(GtkDisplayState *s)
{
gdk_keyboard_ungrab(GDK_CURRENT_TIME);
}
static void gd_menu_grab_input(GtkMenuItem *item, void *opaque)
{
GtkDisplayState *s = opaque;
if (gd_is_grab_active(s)) {
gd_grab_keyboard(s);
gdk_pointer_grab(gtk_widget_get_window(GTK_WIDGET(s->drawing_area)),
FALSE, /* All events to come to our window directly */
GDK_POINTER_MOTION_MASK |
GDK_BUTTON_PRESS_MASK |
GDK_BUTTON_RELEASE_MASK |
GDK_BUTTON_MOTION_MASK |
GDK_SCROLL_MASK,
NULL, /* Allow cursor to move over entire desktop */
s->null_cursor,
GDK_CURRENT_TIME);
} else {
gd_ungrab_keyboard(s);
gdk_pointer_ungrab(GDK_CURRENT_TIME);
}
gd_update_caption(s);
gd_update_cursor(s, FALSE);
}
static void gd_change_page(GtkNotebook *nb, gpointer arg1, guint arg2,
gpointer data)
{
GtkDisplayState *s = data;
guint last_page;
gboolean on_vga;
if (!gtk_widget_get_realized(s->notebook)) {
return;
}
last_page = gtk_notebook_get_current_page(nb);
if (last_page) {
gtk_widget_set_size_request(s->vc[last_page - 1].terminal, -1, -1);
}
on_vga = arg2 == 0;
if (!on_vga) {
gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
FALSE);
}
if (arg2 == 0) {
gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->vga_item), TRUE);
} else {
VirtualConsole *vc = &s->vc[arg2 - 1];
VteTerminal *term = VTE_TERMINAL(vc->terminal);
int width, height;
width = 80 * vte_terminal_get_char_width(term);
height = 25 * vte_terminal_get_char_height(term);
gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item), TRUE);
gtk_widget_set_size_request(vc->terminal, width, height);
}
gtk_widget_set_sensitive(s->grab_item, on_vga);
gd_update_cursor(s, TRUE);
}
static gboolean gd_enter_event(GtkWidget *widget, GdkEventCrossing *crossing, gpointer data)
{
GtkDisplayState *s = data;
if (!gd_is_grab_active(s) && gd_grab_on_hover(s)) {
gd_grab_keyboard(s);
}
return TRUE;
}
static gboolean gd_leave_event(GtkWidget *widget, GdkEventCrossing *crossing, gpointer data)
{
GtkDisplayState *s = data;
if (!gd_is_grab_active(s) && gd_grab_on_hover(s)) {
gd_ungrab_keyboard(s);
}
return TRUE;
}
/** Virtual Console Callbacks **/
static int gd_vc_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
{
VirtualConsole *vc = chr->opaque;
return write(vc->fd, buf, len);
}
static int nb_vcs;
static CharDriverState *vcs[MAX_VCS];
static CharDriverState *gd_vc_handler(QemuOpts *opts)
{
CharDriverState *chr;
chr = g_malloc0(sizeof(*chr));
chr->chr_write = gd_vc_chr_write;
vcs[nb_vcs++] = chr;
return chr;
}
void early_gtk_display_init(void)
{
register_vc_handler(gd_vc_handler);
}
static gboolean gd_vc_in(GIOChannel *chan, GIOCondition cond, void *opaque)
{
VirtualConsole *vc = opaque;
uint8_t buffer[1024];
ssize_t len;
len = read(vc->fd, buffer, sizeof(buffer));
if (len <= 0) {
return FALSE;
}
qemu_chr_be_write(vc->chr, buffer, len);
return TRUE;
}
static GSList *gd_vc_init(GtkDisplayState *s, VirtualConsole *vc, int index, GSList *group)
{
const char *label;
char buffer[32];
char path[32];
VtePty *pty;
GIOChannel *chan;
GtkWidget *scrolled_window;
GtkAdjustment *vadjustment;
int master_fd, slave_fd, ret;
struct termios tty;
snprintf(buffer, sizeof(buffer), "vc%d", index);
snprintf(path, sizeof(path), "<QEMU>/View/VC%d", index);
vc->chr = vcs[index];
if (vc->chr->label) {
label = vc->chr->label;
} else {
label = buffer;
}
vc->menu_item = gtk_radio_menu_item_new_with_mnemonic(group, label);
group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(vc->menu_item));
gtk_menu_item_set_accel_path(GTK_MENU_ITEM(vc->menu_item), path);
gtk_accel_map_add_entry(path, GDK_KEY_2 + index, GDK_CONTROL_MASK | GDK_MOD1_MASK);
vc->terminal = vte_terminal_new();
ret = openpty(&master_fd, &slave_fd, NULL, NULL, NULL);
g_assert(ret != -1);
/* Set raw attributes on the pty. */
tcgetattr(slave_fd, &tty);
cfmakeraw(&tty);
tcsetattr(slave_fd, TCSAFLUSH, &tty);
pty = vte_pty_new_foreign(master_fd, NULL);
vte_terminal_set_pty_object(VTE_TERMINAL(vc->terminal), pty);
vte_terminal_set_scrollback_lines(VTE_TERMINAL(vc->terminal), -1);
vadjustment = vte_terminal_get_adjustment(VTE_TERMINAL(vc->terminal));
scrolled_window = gtk_scrolled_window_new(NULL, vadjustment);
gtk_container_add(GTK_CONTAINER(scrolled_window), vc->terminal);
vte_terminal_set_size(VTE_TERMINAL(vc->terminal), 80, 25);
vc->fd = slave_fd;
vc->chr->opaque = vc;
vc->scrolled_window = scrolled_window;
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(vc->scrolled_window),
GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), scrolled_window, gtk_label_new(label));
g_signal_connect(vc->menu_item, "activate",
G_CALLBACK(gd_menu_switch_vc), s);
gtk_menu_append(GTK_MENU(s->view_menu), vc->menu_item);
qemu_chr_generic_open(vc->chr);
if (vc->chr->init) {
vc->chr->init(vc->chr);
}
chan = g_io_channel_unix_new(vc->fd);
g_io_add_watch(chan, G_IO_IN, gd_vc_in, vc);
return group;
}
/** Window Creation **/
static void gd_connect_signals(GtkDisplayState *s)
{
g_signal_connect(s->show_tabs_item, "activate",
G_CALLBACK(gd_menu_show_tabs), s);
g_signal_connect(s->window, "delete-event",
G_CALLBACK(gd_window_close), s);
g_signal_connect(s->drawing_area, "expose-event",
G_CALLBACK(gd_expose_event), s);
g_signal_connect(s->drawing_area, "motion-notify-event",
G_CALLBACK(gd_motion_event), s);
g_signal_connect(s->drawing_area, "button-press-event",
G_CALLBACK(gd_button_event), s);
g_signal_connect(s->drawing_area, "button-release-event",
G_CALLBACK(gd_button_event), s);
g_signal_connect(s->drawing_area, "key-press-event",
G_CALLBACK(gd_key_event), s);
g_signal_connect(s->drawing_area, "key-release-event",
G_CALLBACK(gd_key_event), s);
g_signal_connect(s->quit_item, "activate",
G_CALLBACK(gd_menu_quit), s);
g_signal_connect(s->vga_item, "activate",
G_CALLBACK(gd_menu_switch_vc), s);
g_signal_connect(s->grab_item, "activate",
G_CALLBACK(gd_menu_grab_input), s);
g_signal_connect(s->notebook, "switch-page",
G_CALLBACK(gd_change_page), s);
g_signal_connect(s->drawing_area, "enter-notify-event",
G_CALLBACK(gd_enter_event), s);
g_signal_connect(s->drawing_area, "leave-notify-event",
G_CALLBACK(gd_leave_event), s);
}
static void gd_create_menus(GtkDisplayState *s)
{
GtkStockItem item;
GtkAccelGroup *accel_group;
GSList *group = NULL;
GtkWidget *separator;
int i;
accel_group = gtk_accel_group_new();
s->file_menu = gtk_menu_new();
gtk_menu_set_accel_group(GTK_MENU(s->file_menu), accel_group);
s->file_menu_item = gtk_menu_item_new_with_mnemonic("_File");
s->quit_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_QUIT, NULL);
gtk_stock_lookup(GTK_STOCK_QUIT, &item);
gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->quit_item),
"<QEMU>/File/Quit");
gtk_accel_map_add_entry("<QEMU>/File/Quit", item.keyval, item.modifier);
s->view_menu = gtk_menu_new();
gtk_menu_set_accel_group(GTK_MENU(s->view_menu), accel_group);
s->view_menu_item = gtk_menu_item_new_with_mnemonic("_View");
s->grab_on_hover_item = gtk_check_menu_item_new_with_mnemonic("Grab On _Hover");
gtk_menu_append(GTK_MENU(s->view_menu), s->grab_on_hover_item);
s->grab_item = gtk_check_menu_item_new_with_mnemonic("_Grab Input");
gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->grab_item),
"<QEMU>/View/Grab Input");
gtk_accel_map_add_entry("<QEMU>/View/Grab Input", GDK_KEY_g, GDK_CONTROL_MASK | GDK_MOD1_MASK);
gtk_menu_append(GTK_MENU(s->view_menu), s->grab_item);
separator = gtk_separator_menu_item_new();
gtk_menu_append(GTK_MENU(s->view_menu), separator);
s->vga_item = gtk_radio_menu_item_new_with_mnemonic(group, "_VGA");
group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(s->vga_item));
gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->vga_item),
"<QEMU>/View/VGA");
gtk_accel_map_add_entry("<QEMU>/View/VGA", GDK_KEY_1, GDK_CONTROL_MASK | GDK_MOD1_MASK);
gtk_menu_append(GTK_MENU(s->view_menu), s->vga_item);
for (i = 0; i < nb_vcs; i++) {
VirtualConsole *vc = &s->vc[i];
group = gd_vc_init(s, vc, i, group);
s->nb_vcs++;
}
separator = gtk_separator_menu_item_new();
gtk_menu_append(GTK_MENU(s->view_menu), separator);
s->show_tabs_item = gtk_check_menu_item_new_with_mnemonic("Show _Tabs");
gtk_menu_append(GTK_MENU(s->view_menu), s->show_tabs_item);
g_object_set_data(G_OBJECT(s->window), "accel_group", accel_group);
gtk_window_add_accel_group(GTK_WINDOW(s->window), accel_group);
gtk_menu_append(GTK_MENU(s->file_menu), s->quit_item);
gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->file_menu_item), s->file_menu);
gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->file_menu_item);
gtk_menu_item_set_submenu(GTK_MENU_ITEM(s->view_menu_item), s->view_menu);
gtk_menu_shell_append(GTK_MENU_SHELL(s->menu_bar), s->view_menu_item);
}
void gtk_display_init(DisplayState *ds)
{
GtkDisplayState *s = g_malloc0(sizeof(*s));
gtk_init(NULL, NULL);
ds->opaque = s;
s->ds = ds;
s->dcl.dpy_gfx_update = gd_update;
s->dcl.dpy_gfx_resize = gd_resize;
s->dcl.dpy_refresh = gd_refresh;
s->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
s->vbox = gtk_vbox_new(FALSE, 0);
s->notebook = gtk_notebook_new();
s->drawing_area = gtk_drawing_area_new();
s->menu_bar = gtk_menu_bar_new();
s->scale_x = 1.0;
s->scale_y = 1.0;
s->null_cursor = gdk_cursor_new(GDK_BLANK_CURSOR);
s->mouse_mode_notifier.notify = gd_mouse_mode_change;
qemu_add_mouse_mode_change_notifier(&s->mouse_mode_notifier);
qemu_add_vm_change_state_handler(gd_change_runstate, s);
gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), s->drawing_area, gtk_label_new("VGA"));
gd_create_menus(s);
gd_connect_signals(s);
gtk_widget_add_events(s->drawing_area,
GDK_POINTER_MOTION_MASK |
GDK_BUTTON_PRESS_MASK |
GDK_BUTTON_RELEASE_MASK |
GDK_BUTTON_MOTION_MASK |
GDK_ENTER_NOTIFY_MASK |
GDK_LEAVE_NOTIFY_MASK |
GDK_SCROLL_MASK |
GDK_KEY_PRESS_MASK);
gtk_widget_set_double_buffered(s->drawing_area, FALSE);
gtk_widget_set_can_focus(s->drawing_area, TRUE);
gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE);
gtk_notebook_set_show_border(GTK_NOTEBOOK(s->notebook), FALSE);
gtk_window_set_resizable(GTK_WINDOW(s->window), FALSE);
gd_update_caption(s);
gtk_box_pack_start(GTK_BOX(s->vbox), s->menu_bar, FALSE, TRUE, 0);
gtk_box_pack_start(GTK_BOX(s->vbox), s->notebook, TRUE, TRUE, 0);
gtk_container_add(GTK_CONTAINER(s->window), s->vbox);
gtk_widget_show_all(s->window);
register_displaychangelistener(ds, &s->dcl);
global_state = s;
}