maride/guacamole-spice-protocol
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Add function for sending Alt-codes. Send Alt-code if scancode undefined. Beware that the current status of Alt is ignored... if it's already pressed, it will be pressed again, and then released.

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This commit is contained in:
Michael Jumper 2012-03-20 16:39:00 -07:00
parent 8d2f658bf7
commit 9030d675b7
1 changed files with 52 additions and 2 deletions
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50
protocols/rdp/src/guac_handlers.c
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@ -223,6 +223,40 @@ int rdp_guac_client_mouse_handler(guac_client* client, int x, int y, int mask) {
return 0;
}
void __guac_rdp_send_altcode(guac_client* client, const char* altcode) {
rdp_guac_client_data* guac_client_data = (rdp_guac_client_data*) client->data;
freerdp* rdp_inst = guac_client_data->rdp_inst;
const guac_rdp_keysym_scancode_map* keysym_scancodes = guac_client_data->keysym_scancodes;
/* Lookup scancode for Alt */
int alt = GUAC_RDP_KEYSYM_LOOKUP(*keysym_scancodes, 0xFFE9 /* Alt_L */)->scancode;
guac_client_log_info(client, "ALTCODE: alt=%i", alt);
/* Press Alt */
rdp_inst->input->KeyboardEvent(rdp_inst->input, KBD_FLAGS_DOWN, alt);
/* For each character in Alt-code ... */
while (*altcode != '\0') {
/* Get scancode of keypad digit */
int scancode = GUAC_RDP_KEYSYM_LOOKUP(*keysym_scancodes, 0xFFB0 + (*altcode) - '0')->scancode;
/* Press and release digit */
rdp_inst->input->KeyboardEvent(rdp_inst->input, KBD_FLAGS_DOWN, scancode);
rdp_inst->input->KeyboardEvent(rdp_inst->input, KBD_FLAGS_RELEASE, scancode);
guac_client_log_info(client, "ALTCODE: scan=%i", scancode);
/* Next character */
altcode++;
}
/* Release Alt */
rdp_inst->input->KeyboardEvent(rdp_inst->input, KBD_FLAGS_RELEASE, alt);
guac_client_log_info(client, "ALTCODE: done");
}
int rdp_guac_client_key_handler(guac_client* client, int keysym, int pressed) {
rdp_guac_client_data* guac_client_data = (rdp_guac_client_data*) client->data;
@ -242,11 +276,27 @@ int rdp_guac_client_key_handler(guac_client* client, int keysym, int pressed) {
scancode_map->flags
| (pressed ? KBD_FLAGS_DOWN : KBD_FLAGS_RELEASE),
scancode_map->scancode);
/* If undefined, try to type using Alt-code */
else {
const guac_rdp_altcode_map* altcode_map = GUAC_RDP_KEYSYM_LOOKUP(guac_rdp_keysym_altcode, keysym);
if (altcode_map->altcode != NULL) {
/* Only send Alt-code on press */
if (pressed)
__guac_rdp_send_altcode(client, altcode_map->altcode);
}
/* If no defined Alt-code, log warning */
else
guac_client_log_info(client, "unmapped keysym: 0x%x", keysym);
}
}
return 0;
}