--- sourceforge.net/trunk/rdesktop/xkeymap.c	2003/02/10 12:58:51	318
+++ sourceforge.net/trunk/rdesktop/xkeymap.c	2003/09/08 08:27:57	466
@@ -1,7 +1,9 @@
 /*
    rdesktop: A Remote Desktop Protocol client.
    User interface services - X keyboard mapping
+
    Copyright (C) Matthew Chapman 1999-2002
+   Copyright (C) Peter Astrand <peter@cendio.se> 2003
    
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -12,15 +14,19 @@
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
-   
+
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
 
+#ifdef RDP2VNC
+#include "vnc/x11stubs.h"
+#else
 #include <X11/Xlib.h>
-#define XK_MISCELLANY
-#include <X11/keysymdef.h>
+#include <X11/keysym.h>
+#endif
+
 #include <ctype.h>
 #include <limits.h>
 #include <time.h>
@@ -31,15 +37,18 @@
 #define KEYMAP_MASK 0xffff
 #define KEYMAP_MAX_LINE_LENGTH 80
 
-extern Display *display;
+extern Display *g_display;
 extern char keymapname[16];
 extern int keylayout;
-extern BOOL enable_compose;
+extern int g_win_button_size;
+extern BOOL g_enable_compose;
+extern BOOL g_use_rdp5;
 
 static BOOL keymap_loaded;
 static key_translation keymap[KEYMAP_SIZE];
 static int min_keycode;
 static uint16 remote_modifier_state = 0;
+static uint16 saved_remote_modifier_state = 0;
 
 static void update_modifier_state(uint8 scancode, BOOL pressed);
 
@@ -51,7 +60,7 @@
 	keysym = XStringToKeysym(keyname);
 	if (keysym == NoSymbol)
 	{
-		warning("Bad keysym %s in keymap %s\n", keyname, mapname);
+		DEBUG_KBD(("Bad keysym \"%s\" in keymap %s (ignoring)\n", keyname, mapname));
 		return;
 	}
 
@@ -135,7 +144,7 @@
 		if (strncmp(line, "enable_compose", 15) == 0)
 		{
 			DEBUG_KBD(("Enabling compose handling\n"));
-			enable_compose = True;
+			g_enable_compose = True;
 			continue;
 		}
 
@@ -230,7 +239,45 @@
 			keymap_loaded = True;
 	}
 
-	XDisplayKeycodes(display, &min_keycode, (int *) &max_keycode);
+	XDisplayKeycodes(g_display, &min_keycode, (int *) &max_keycode);
+}
+
+static void
+send_winkey(uint32 ev_time, BOOL pressed, BOOL leftkey)
+{
+	uint8 winkey;
+
+	if (leftkey)
+		winkey = SCANCODE_CHAR_LWIN;
+	else
+		winkey = SCANCODE_CHAR_RWIN;
+
+	if (pressed)
+	{
+		if (g_use_rdp5)
+		{
+			rdp_send_scancode(ev_time, RDP_KEYPRESS, winkey);
+		}
+		else
+		{
+			/* RDP4 doesn't support winkey. Fake with Ctrl-Esc */
+			rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LCTRL);
+			rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_ESC);
+		}
+	}
+	else
+	{
+		/* key released */
+		if (g_use_rdp5)
+		{
+			rdp_send_scancode(ev_time, RDP_KEYRELEASE, winkey);
+		}
+		else
+		{
+			rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_ESC);
+			rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL);
+		}
+	}
 }
 
 /* Handles, for example, multi-scancode keypresses (which is not
@@ -293,20 +340,21 @@
 		case XK_Meta_L:	/* Windows keys */
 		case XK_Super_L:
 		case XK_Hyper_L:
+			send_winkey(ev_time, pressed, True);
+			return True;
+
 		case XK_Meta_R:
 		case XK_Super_R:
 		case XK_Hyper_R:
-			if (pressed)
-			{
-				rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LCTRL);
-				rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_ESC);
-			}
-			else
-			{
-				rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_ESC);
-				rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL);
-			}
+			send_winkey(ev_time, pressed, False);
 			return True;
+
+		case XK_space:
+			/* Prevent access to the Windows system menu in single app mode */
+			if (g_win_button_size
+			    && (get_key_state(state, XK_Alt_L) || get_key_state(state, XK_Alt_R)))
+				return True;
+
 	}
 	return False;
 }
@@ -347,7 +395,7 @@
 		warning("No translation for (keysym 0x%lx, %s)\n", keysym, get_ksname(keysym));
 
 	/* not in keymap, try to interpret the raw scancode */
-	if ((keycode >= min_keycode) && (keycode <= 0x60))
+	if (((int) keycode >= min_keycode) && (keycode <= 0x60))
 	{
 		tr.scancode = keycode - min_keycode;
 
@@ -402,6 +450,21 @@
 	return ksname;
 }
 
+void
+save_remote_modifiers()
+{
+	saved_remote_modifier_state = remote_modifier_state;
+}
+
+void
+restore_remote_modifiers(uint32 ev_time)
+{
+	key_translation dummy;
+
+	dummy.scancode = 0;
+	dummy.modifiers = saved_remote_modifier_state;
+	ensure_remote_modifiers(ev_time, dummy);
+}
 
 void
 ensure_remote_modifiers(uint32 ev_time, key_translation tr)