virt-viewer/SOURCES/0021-disable-default-grab-s...

71 lines
2.6 KiB
Diff

From c3a3f23968edceaf097f20450c795c762ec36fc0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakub=20Jank=C5=AF?= <jjanku@redhat.com>
Date: Sun, 20 Dec 2020 12:29:27 +0100
Subject: [PATCH] disable default grab sequence in kiosk mode
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Hotkeys should be disabled in kiosk mode. However, if no
"release-cursor" hotkey is specified, the default Ctrl+Alt
grab sequence keeps functioning even in kiosk mode.
That's because it's based on the spice/vnc functionality instead
of on the accelerators in virt-viewer.
That's especially problematic with spice, because the grab
sequence releases both the cursor and the keyboard. Thus the user
can escape from kiosk mode by pressing Ctrl+Alt followed by
Alt+Tab, for example.
Related: https://bugzilla.redhat.com/show_bug.cgi?id=1893584
Signed-off-by: Jakub Janků <jjanku@redhat.com>
---
src/virt-viewer-display-spice.c | 6 +++++-
src/virt-viewer-display-vnc.c | 6 +++++-
2 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/src/virt-viewer-display-spice.c b/src/virt-viewer-display-spice.c
index a82422c..799403c 100644
--- a/src/virt-viewer-display-spice.c
+++ b/src/virt-viewer-display-spice.c
@@ -238,10 +238,14 @@ enable_accel_changed(VirtViewerApp *app,
VirtViewerDisplaySpice *self)
{
GtkAccelKey key = {0, 0, 0};
+ gboolean kiosk;
+
if (virt_viewer_app_get_enable_accel(app))
gtk_accel_map_lookup_entry("<virt-viewer>/view/release-cursor", &key);
- if (key.accel_key || key.accel_mods) {
+ g_object_get(app, "kiosk", &kiosk, NULL);
+
+ if (key.accel_key || key.accel_mods || kiosk) {
SpiceGrabSequence *seq = spice_grab_sequence_new(0, NULL);
/* disable default grab sequence */
spice_display_set_grab_keys(self->priv->display, seq);
diff --git a/src/virt-viewer-display-vnc.c b/src/virt-viewer-display-vnc.c
index d38dcac..537173c 100644
--- a/src/virt-viewer-display-vnc.c
+++ b/src/virt-viewer-display-vnc.c
@@ -188,10 +188,14 @@ enable_accel_changed(VirtViewerApp *app,
VncDisplay *vnc)
{
GtkAccelKey key = {0, 0, 0};
+ gboolean kiosk;
+
if (virt_viewer_app_get_enable_accel(app))
gtk_accel_map_lookup_entry("<virt-viewer>/view/release-cursor", &key);
- if (key.accel_key || key.accel_mods) {
+ g_object_get(app, "kiosk", &kiosk, NULL);
+
+ if (key.accel_key || key.accel_mods || kiosk) {
VncGrabSequence *seq = vnc_grab_sequence_new(0, NULL);
/* disable default grab sequence */
vnc_display_set_grab_keys(vnc, seq);
--
2.29.2