diff options
author | Volker RĂ¼melin <vr_qemu@t-online.de> | 2020-05-16 09:20:06 +0200 |
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committer | Gerd Hoffmann <kraxel@redhat.com> | 2020-05-19 09:06:44 +0200 |
commit | 0c4b1a7dc597499814d6222da4c95cbf9de68ba6 (patch) | |
tree | fc2880deb41f6fc8d5942432d2dd90746d3a33d9 /ui | |
parent | bd593d2cd9932ea20593c4e6960d84fd59854130 (diff) | |
download | qemu-0c4b1a7dc597499814d6222da4c95cbf9de68ba6.zip qemu-0c4b1a7dc597499814d6222da4c95cbf9de68ba6.tar.gz qemu-0c4b1a7dc597499814d6222da4c95cbf9de68ba6.tar.bz2 |
ui/gkt: release all keys on grab-broken-event
There is no way to grab the Ctrl-Alt-Del key combination on
Windows. This key combination will leave all three keys in a
stuck condition. This patch uses the grab-broken-event to
release the keys.
Signed-off-by: Volker RĂ¼melin <vr_qemu@t-online.de>
Message-id: 20200516072014.7766-3-vr_qemu@t-online.de
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'ui')
-rw-r--r-- | ui/gtk.c | 21 |
1 files changed, 21 insertions, 0 deletions
@@ -1142,6 +1142,25 @@ static gboolean gd_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque) return TRUE; } +static gboolean gd_grab_broken_event(GtkWidget *widget, + GdkEventGrabBroken *event, void *opaque) +{ +#ifdef CONFIG_WIN32 + /* + * On Windows the Ctrl-Alt-Del key combination can't be grabbed. This + * key combination leaves all three keys in a stuck condition. We use + * the grab-broken-event to release all keys. + */ + if (event->keyboard) { + VirtualConsole *vc = opaque; + GtkDisplayState *s = vc->s; + + gtk_release_modifiers(s); + } +#endif + return TRUE; +} + static gboolean gd_event(GtkWidget *widget, GdkEvent *event, void *opaque) { if (event->type == GDK_MOTION_NOTIFY) { @@ -1910,6 +1929,8 @@ static void gd_connect_vc_gfx_signals(VirtualConsole *vc) G_CALLBACK(gd_focus_out_event), vc); g_signal_connect(vc->gfx.drawing_area, "configure-event", G_CALLBACK(gd_configure), vc); + g_signal_connect(vc->gfx.drawing_area, "grab-broken-event", + G_CALLBACK(gd_grab_broken_event), vc); } else { g_signal_connect(vc->gfx.drawing_area, "key-press-event", G_CALLBACK(gd_text_key_down), vc); |