On 04/12/16 00:52, Frediano Ziglio-san wrote:
Zenkaku_Hankaku key has the different virtual-key codes between WM_KEYDOWN
and WM_KEYUP and MapVirtualKey() cannot get the scancode from virtual-key
code of WM_KEYDOWN (VK_DBE_DBCSCHAR) and spice-gtk didn't send the key
press events and caused the desktop freeze with unlimited key release
events.
The fix is to get the scancode from virtual-key code of WM_KEYUP
(VK_DBE_SBCSCHAR) and Zenkaku_Hankaku key works fine.
Alt + Zenkaku_Hankaku key also has the different virtual-key code and
MapVirtualKey() cannot get the scancode from the virtual-key and
spice-gtk didn't send the key press events and Alt+Zenkaku_Hankaku
could not be used.
The fix is to get the scancode from virtual-key code of Zenkaku_Hankaku key
(VK_DBE_SBCSCHAR).
VK_CAPITAL, VK_DBE_ROMAN are also applied the similar fixes.
---
src/spice-widget-priv.h | 1 +
src/spice-widget.c | 78
+++++++++++++++++++++++++++++++++++++++++++++++--
2 files changed, 77 insertions(+), 2 deletions(-)
diff --git a/src/spice-widget-priv.h b/src/spice-widget-priv.h
index 95bca8a..95a8371 100644
--- a/src/spice-widget-priv.h
+++ b/src/spice-widget-priv.h
@@ -117,6 +117,7 @@ struct _SpiceDisplayPrivate {
gint mark;
#ifdef WIN32
HHOOK keyboard_hook;
+ HHOOK call_wnd_proc_hook;
int win_mouse[3];
int win_mouse_speed;
#endif
diff --git a/src/spice-widget.c b/src/spice-widget.c
index f605439..49e1f2a 100644
--- a/src/spice-widget.c
+++ b/src/spice-widget.c
@@ -30,6 +30,7 @@
#endif
#ifdef G_OS_WIN32
#include <windows.h>
+#include <ime.h>
#include <gdk/gdkwin32.h>
#ifndef MAPVK_VK_TO_VSC /* may be undefined in older mingw-headers */
#define MAPVK_VK_TO_VSC 0
@@ -99,6 +100,7 @@ static guint signals[SPICE_DISPLAY_LAST_SIGNAL];
#ifdef G_OS_WIN32
static HWND win32_window = NULL;
+static HKL win32_keymap;
#endif
static void update_keyboard_grab(SpiceDisplay *display);
@@ -644,6 +646,10 @@ static void spice_display_init(SpiceDisplay *display)
d->grabseq = spice_grab_sequence_new_from_string("Control_L+Alt_L");
d->activeseq = g_new0(gboolean, d->grabseq->nkeysyms);
d->mouse_cursor = get_blank_cursor();
+
+#ifdef G_OS_WIN32
+ win32_keymap = GetKeyboardLayout(0);
+#endif
}
static GObject *
@@ -757,6 +763,20 @@ static LRESULT CALLBACK keyboard_hook_cb(int code,
WPARAM wparam, LPARAM lparam)
}
return CallNextHookEx(NULL, code, wparam, lparam);
}
+
+static LRESULT CALLBACK call_wnd_proc_hook_cb(int code, WPARAM wparam,
LPARAM lparam)
+{
+ if (code >= 0) {
+ CWPSTRUCT *cwp = (CWPSTRUCT *) lparam;
+ switch (cwp->message) {
+ case WM_INPUTLANGCHANGE:
+ win32_keymap = (HKL) cwp->lParam;
+ break;
+ default:;
+ }
+ }
+ return CallNextHookEx(NULL, code, wparam, lparam);
+}
#endif
I think instead of using an hook would be better to use gdk_window_add_filter.
You are registering the hook only when we have the grab so you won't
get the message if we don't have the focus.
Even better ...
I updated the patch.
Fujiwara
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