Support sending non-ASCII characters in key events.

This involves a mapping from the IIgs character set (MacRoman) to X11-style keysyms. This is possible for all of them, but not all of these are necessarily supported in every client.
This commit is contained in:
Stephen Heumann 2016-09-28 19:21:16 -05:00
parent 99e38a1d6a
commit 26037d8c62

View File

@ -25,6 +25,25 @@ segment "VNCview GS";
#include "vncdisplay.h"
#include "keyboard.h"
static unsigned long macRomanToKeysym[128] = {
/* 80 - 87 */ 0xc4, 0xc5, 0xc7, 0xc9, 0xd1, 0xd6, 0xdc, 0xe1,
/* 88 - 8f */ 0xe0, 0xe2, 0xe4, 0xe3, 0xe5, 0xe7, 0xe9, 0xe8,
/* 90 - 97 */ 0xea, 0xeb, 0xed, 0xec, 0xee, 0xef, 0xf1, 0xf3,
/* 98 - 9f */ 0xf2, 0xf4, 0xf6, 0xf5, 0xfa, 0xf9, 0xfb, 0xfc,
/* a0 - a7 */ 0x0af1, 0xb0, 0xa2, 0xa3, 0xa7, 0x01002022, 0xb6, 0xdf,
/* a8 - af */ 0xae, 0xa9, 0x0ac9, 0xb4, 0xa8, 0x08bd, 0xc6, 0xd8,
/* b0 - b7 */ 0x08c2, 0xb1, 0x08bc, 0x08be, 0xa5, 0xb5, 0x08ef, 0x01002211,
/* b8 - bf */ 0x0100220F, 0x07f0, 0x08bf, 0xaa, 0xba, 0x07d9, 0xe6, 0xf8,
/* c0 - c7 */ 0xbf, 0xa1, 0xac, 0x08d6, 0x08f6, 0x01002248, 0x01002206, 0xab,
/* c8 - cf */ 0xbb, 0x0aae, 0xa0, 0xc0, 0xc3, 0xd5, 0x13bc, 0x13bd,
/* d0 - d7 */ 0x0aaa, 0x0aa9, 0x0ad2, 0x0ad3, 0x0ad0, 0x0ad1, 0xf7, 0x010025CA,
/* d8 - df */ 0xff, 0x13be, 0x01002044, 0xa4, 0x01002039, 0x0100203A, 0x0100FB01, 0x0100FB02,
/* e0 - e7 */ 0x0af2, 0xb7, 0x0afd, 0x0afe, 0x0ad5, 0xc2, 0xca, 0xc1,
/* e8 - ef */ 0xcb, 0xc8, 0xcd, 0xce, 0xcf, 0xcc, 0xd3, 0xd4,
/* f0 - f7 */ 0x0100F8FF, 0xd2, 0xda, 0xdb, 0xd9, 0x02b9, 0x010002C6, 0x010002DC,
/* f8 - ff */ 0xaf, 0x01a2, 0x01ff, 0x010002DA, 0xb8, 0x01bd, 0x01b2, 0x01b7,
};
/* Send a KeyEvent message to the server
*/
void SendKeyEvent (BOOLEAN keyDownFlag, unsigned long key)
@ -50,7 +69,7 @@ void SendKeyEvent (BOOLEAN keyDownFlag, unsigned long key)
/* Process a key down event and send it on to the server. */
void ProcessKeyEvent (void)
{
unsigned long key = myEvent.message & 0x0000007F;
unsigned long key = myEvent.message & 0x000000FF;
if (viewOnlyMode)
return;
@ -82,10 +101,9 @@ void ProcessKeyEvent (void)
}
}
if (key == 0x7f)
if (key == 0x7f) {
key = 0xFF08; /* Delete -> BackSpace */
if (key < 0x20) {
} else if (key < 0x20) {
if (myEvent.modifiers & controlKey) {
if (((myEvent.modifiers & shiftKey) ||
(myEvent.modifiers & capsLock))
@ -105,16 +123,10 @@ void ProcessKeyEvent (void)
case 0x0A: key = 0xFF54; break; /* Down arrow */
case 0x18: key = 0xFF0B; break; /* Clear / NumLock -> Clear */
}
} else if (key & 0x80) {
key = macRomanToKeysym[key & 0x7f];
}
/* Test if we seem to have a valid character and return if we don't.
This should never return, unless there are bugs in this routine or
TaskMaster gives us bogus keycodes. The test would need to be updated
if we ever start generating valid keycodes outside of these ranges.
*/
if ((key & 0xFF80) != 0xFF00 && (key & 0xFF80) != 0x0000)
return;
SendKeyEvent(TRUE, key);
SendKeyEvent(FALSE, key);
}