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-rw-r--r--ui/gtk.c53
1 files changed, 51 insertions, 2 deletions
diff --git a/ui/gtk.c b/ui/gtk.c
index 305940d0ba..1edfaca909 100644
--- a/ui/gtk.c
+++ b/ui/gtk.c
@@ -98,6 +98,11 @@ static inline void gdk_drawable_get_size(GdkWindow *w, gint *ww, gint *wh)
#define GDK_KEY_minus GDK_minus
#endif
+static const int modifier_keycode[] = {
+ /* shift, control, alt keys, meta keys, both left & right */
+ 0x2a, 0x36, 0x1d, 0x9d, 0x38, 0xb8, 0xdb, 0xdd,
+};
+
typedef struct VirtualConsole
{
GtkWidget *menu_item;
@@ -157,6 +162,8 @@ typedef struct GtkDisplayState
gboolean free_scale;
bool external_pause_update;
+
+ bool modifier_pressed[ARRAY_SIZE(modifier_keycode)];
} GtkDisplayState;
static GtkDisplayState *global_state;
@@ -263,6 +270,26 @@ static void gd_update_full_redraw(GtkDisplayState *s)
gtk_widget_queue_draw_area(s->drawing_area, 0, 0, ww, wh);
}
+static void gtk_release_modifiers(GtkDisplayState *s)
+{
+ int i, keycode;
+
+ if (!gd_on_vga(s)) {
+ return;
+ }
+ for (i = 0; i < ARRAY_SIZE(modifier_keycode); i++) {
+ keycode = modifier_keycode[i];
+ if (!s->modifier_pressed[i]) {
+ continue;
+ }
+ if (keycode & SCANCODE_GREY) {
+ kbd_put_keycode(SCANCODE_EMUL0);
+ }
+ kbd_put_keycode(keycode | SCANCODE_UP);
+ s->modifier_pressed[i] = false;
+ }
+}
+
/** DisplayState Callbacks **/
static void gd_update(DisplayChangeListener *dcl,
@@ -393,8 +420,9 @@ static gboolean gd_window_key_event(GtkWidget *widget, GdkEventKey *key, void *o
if (!handled && propagate_accel) {
handled = gtk_window_activate_key(GTK_WINDOW(widget), key);
}
-
- if (!handled) {
+ if (handled) {
+ gtk_release_modifiers(s);
+ } else {
handled = gtk_window_propagate_key_event(GTK_WINDOW(widget), key);
}
@@ -624,8 +652,10 @@ static gboolean gd_button_event(GtkWidget *widget, GdkEventButton *button,
static gboolean gd_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque)
{
+ GtkDisplayState *s = opaque;
int gdk_keycode;
int qemu_keycode;
+ int i;
gdk_keycode = key->hardware_keycode;
@@ -647,6 +677,12 @@ static gboolean gd_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque)
gdk_keycode, qemu_keycode,
(key->type == GDK_KEY_PRESS) ? "down" : "up");
+ for (i = 0; i < ARRAY_SIZE(modifier_keycode); i++) {
+ if (qemu_keycode == modifier_keycode[i]) {
+ s->modifier_pressed[i] = (key->type == GDK_KEY_PRESS);
+ }
+ }
+
if (qemu_keycode & SCANCODE_GREY) {
kbd_put_keycode(SCANCODE_EMUL0);
}
@@ -702,6 +738,7 @@ static void gd_menu_switch_vc(GtkMenuItem *item, void *opaque)
} else {
int i;
+ gtk_release_modifiers(s);
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);
@@ -1002,6 +1039,16 @@ static gboolean gd_leave_event(GtkWidget *widget, GdkEventCrossing *crossing, gp
return TRUE;
}
+static gboolean gd_focus_out_event(GtkWidget *widget,
+ GdkEventCrossing *crossing, gpointer data)
+{
+ GtkDisplayState *s = data;
+
+ gtk_release_modifiers(s);
+
+ return TRUE;
+}
+
/** Virtual Console Callbacks **/
static int gd_vc_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
@@ -1185,6 +1232,8 @@ static void gd_connect_signals(GtkDisplayState *s)
G_CALLBACK(gd_enter_event), s);
g_signal_connect(s->drawing_area, "leave-notify-event",
G_CALLBACK(gd_leave_event), s);
+ g_signal_connect(s->drawing_area, "focus-out-event",
+ G_CALLBACK(gd_focus_out_event), s);
}
static void gd_create_menus(GtkDisplayState *s)