GtkWidget *view_menu_item;
GtkWidget *view_menu;
+ GtkWidget *grab_item;
+ GtkWidget *grab_on_hover_item;
GtkWidget *vga_item;
int nb_vcs;
/** 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;
window = gtk_widget_get_window(GTK_WIDGET(s->drawing_area));
- on_vga = (gtk_notebook_get_current_page(GTK_NOTEBOOK(s->notebook)) == 0);
+ on_vga = gd_on_vga(s);
- if ((override || on_vga) && kbd_mouse_is_absolute()) {
+ 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);
{
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", qemu_name, status);
+ title = g_strdup_printf("QEMU (%s)%s%s", qemu_name, status, grab);
} else {
- title = g_strdup_printf("QEMU%s", status);
+ title = g_strdup_printf("QEMU%s%s", status, grab);
}
gtk_window_set_title(GTK_WINDOW(s->window), title);
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);
s->last_x = x;
s->last_y = y;
- if (kbd_mouse_is_absolute()) {
+ 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 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;
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 {
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)
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)
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);
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);
projects / mirror_qemu.git / blobdiff