This new Gdk API allows in Windows to retrieve the raw scancodes sent
by Windows.
This allows us to do some translations getting the right value without
many hacks and supporting all possible layouts.
Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
---
src/spice-widget.c | 22 +++++++++++++++++++---
1 file changed, 19 insertions(+), 3 deletions(-)
diff --git a/src/spice-widget.c b/src/spice-widget.c
index b458909..d666642 100644
--- a/src/spice-widget.c
+++ b/src/spice-widget.c
@@ -1455,9 +1455,25 @@ static gboolean key_event(GtkWidget *widget, GdkEventKey *key)
scancode = vnc_display_keymap_gdk2xtkbd(d->keycode_map, d->keycode_maplen,
key->hardware_keycode);
#ifdef G_OS_WIN32
- native_scancode = MapVirtualKey(key->hardware_keycode, MAPVK_VK_TO_VSC);
- /* MapVirtualKey doesn't return scancode with needed higher byte */
- scancode = native_scancode | (scancode & 0xff00);
+ /* Try to get scancode with gdk_event_get_scancode.
+ * This API is available from 3.22 or if backported.
+ */
+#if HAVE_GDK_EVENT_GET_SCANCODE || GTK_CHECK_VERSION (3, 22, 0)
+ native_scancode = gdk_event_get_scancode((GdkEvent *) key);
+ if (native_scancode) {
+ scancode = native_scancode & 0x1ff;
+ /* Windows always set extended attribute for these keys */
+ if (scancode == (0x100|DIK_NUMLOCK) || scancode == (0x100|DIK_RSHIFT))
+ scancode &= 0xff;
+ }
+#else
+ native_scancode = 0;
+#endif
+ if (!native_scancode) {
+ native_scancode = MapVirtualKey(key->hardware_keycode, MAPVK_VK_TO_VSC);
+ /* MapVirtualKey doesn't return scancode with needed higher byte */
+ scancode = native_scancode | (scancode & 0xff00);
+ }
/* Some virtual-key codes are missed in MapVirtualKey(). */
switch (langid) {
--
2.5.5
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