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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@ -223,6 +223,40 @@ int rdp_guac_client_mouse_handler(guac_client* client, int x, int y, int mask) {
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return 0;
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}
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void __guac_rdp_send_altcode(guac_client* client, const char* altcode) {
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rdp_guac_client_data* guac_client_data = (rdp_guac_client_data*) client->data;
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freerdp* rdp_inst = guac_client_data->rdp_inst;
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const guac_rdp_keysym_scancode_map* keysym_scancodes = guac_client_data->keysym_scancodes;
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/* Lookup scancode for Alt */
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int alt = GUAC_RDP_KEYSYM_LOOKUP(*keysym_scancodes, 0xFFE9 /* Alt_L */)->scancode;
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guac_client_log_info(client, "ALTCODE: alt=%i", alt);
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/* Press Alt */
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rdp_inst->input->KeyboardEvent(rdp_inst->input, KBD_FLAGS_DOWN, alt);
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/* For each character in Alt-code ... */
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while (*altcode != '\0') {
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/* Get scancode of keypad digit */
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int scancode = GUAC_RDP_KEYSYM_LOOKUP(*keysym_scancodes, 0xFFB0 + (*altcode) - '0')->scancode;
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/* Press and release digit */
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rdp_inst->input->KeyboardEvent(rdp_inst->input, KBD_FLAGS_DOWN, scancode);
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rdp_inst->input->KeyboardEvent(rdp_inst->input, KBD_FLAGS_RELEASE, scancode);
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guac_client_log_info(client, "ALTCODE: scan=%i", scancode);
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/* Next character */
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altcode++;
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}
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/* Release Alt */
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rdp_inst->input->KeyboardEvent(rdp_inst->input, KBD_FLAGS_RELEASE, alt);
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guac_client_log_info(client, "ALTCODE: done");
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}
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int rdp_guac_client_key_handler(guac_client* client, int keysym, int pressed) {
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rdp_guac_client_data* guac_client_data = (rdp_guac_client_data*) client->data;
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@ -242,8 +276,24 @@ int rdp_guac_client_key_handler(guac_client* client, int keysym, int pressed) {
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scancode_map->flags
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| (pressed ? KBD_FLAGS_DOWN : KBD_FLAGS_RELEASE),
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scancode_map->scancode);
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else
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guac_client_log_info(client, "unmapped keysym: 0x%x", keysym);
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/* If undefined, try to type using Alt-code */
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else {
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const guac_rdp_altcode_map* altcode_map = GUAC_RDP_KEYSYM_LOOKUP(guac_rdp_keysym_altcode, keysym);
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if (altcode_map->altcode != NULL) {
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/* Only send Alt-code on press */
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if (pressed)
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__guac_rdp_send_altcode(client, altcode_map->altcode);
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}
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/* If no defined Alt-code, log warning */
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else
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guac_client_log_info(client, "unmapped keysym: 0x%x", keysym);
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}
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}
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